1 2007-11-23 Jakub Jelinek <jakub@redhat.com>
4 * c-common.c (conversion_warning): For INTEGER_TYPE to
5 INTEGER_TYPE conversions call get_narrower on expr to avoid
6 spurious warnings from binop shortening or when the implicit
7 conversion can't change the value.
9 2007-11-22 Joseph Myers <joseph@codesourcery.com>
12 * c-decl.c (set_array_declarator_inner): Don't give error for
13 static or type qualifiers in abstract declarator. Remove
15 * c-tree.h (set_array_declarator_inner): Update prototype.
16 * c-parser.c (c_parser_direct_declarator_inner): Update call to
17 set_array_declarator_inner.
18 * doc/standards.texi: Update for C99 TC3.
20 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
22 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
23 line in my edit of the last change.
25 2007-11-22 Jakub Jelinek <jakub@redhat.com>
28 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
29 and TREE_READONLY on the fn decl rather than passing a chain
32 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
34 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend
37 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
39 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
40 of ix86_arch and ix86_tune into a switch statement.
41 (enum processor_type): Default PROCESSOR_I386 to 0.
42 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
43 of "ix86_tune == PROCESSOR_K6".
44 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
47 2007-11-22 Tom Tromey <tromey@redhat.com>
49 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
50 avoid writing into string allocated by ggc_alloc_string.
52 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
55 * config/sh/sh.md (binary_sf_op): Remove.
56 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
57 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
58 and gen_binary_sf_op1.
60 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
62 * regclass.c (init_reg_autoinc): Fix typo preventing test of
63 secondary output reload when setting forbidden_inc_dec_class.
65 2007-11-21 Richard Guenther <rguenther@suse.de>
67 PR tree-optimization/34148
68 * tree-ssa-structalias.c (create_variable_info_for): Do not use
69 field-sensitive PTA for single-element structures.
70 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
71 SFTs for single-element structures.
73 2007-11-20 Richard Guenther <rguenther@suse.de>
76 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
77 of the signed INT_CST_LT.
78 * stmt.c (expand_case): Likewise.
79 (estimate_case_costs): Likewise.
81 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
83 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
84 its binary representation.
86 2007-11-20 Richard Guenther <rguenther@suse.de>
88 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
91 2007-11-20 Thiemo Seufer <ths@mips.com>
93 * config/mips/mips.c (mips_file_start): Add support for
94 flagging 32-bit code with -mfp64 floating-point.
96 2007-11-20 Jakub Jelinek <jakub@redhat.com>
99 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
100 (c_gimplify_expr): Use it.
102 2007-11-20 Ben Elliston <bje@au.ibm.com>
104 * config/spu/spu_mfcio.h: Fix typo.
106 2007-11-20 Ben Elliston <bje@au.ibm.com>
108 * unwind.inc: Comment that unwind-sjlj.c includes this file.
110 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
111 Ben Elliston <bje@au.ibm.com>
113 * config/spu/mfc_tag_release.c: New file.
114 * config/spu/mfc_multi_tag_release.c: Likewise.
115 * config/spu/mfc_multi_tag_reserve.c: Likewise.
116 * config/spu/mfc_tag_release.c: Likewise.
117 * config/spu/mfc_tag_reserve.c: Likewise.
118 * config/spu/mfc_tag_table.c: Likewise.
119 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
120 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
121 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
122 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
123 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
124 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
125 mfc_multi_tag_release): Likewise.
126 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
127 __mfc_multi_tag_release): Declare.
129 2007-11-19 Jason Merrill <jason@redhat.com>
131 PR debug/28834, debug/29436, c/32326
132 * tree.c (build_type_attribute_qual_variant): Refuse to make
133 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
134 * doc/extend.texi (Type Attributes): Don't encourage people to add
135 attributes to struct/enum types in a typedef. Fix
136 transparent_union example.
138 * tree-inline.c (remap_type_1): Remove code that's redundant with
140 (build_duplicate_type): Set id.copy_decl.
141 * c-common.c (handle_transparent_union_attribute): Simplify logic.
143 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
145 * config/rs6000/rs6000.c (invalid_e500_subreg,
146 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
147 rs6000_legitimize_address, rs6000_legitimize_reload_address,
148 rs6000_legitimate_address, function_arg_advance,
149 spe_build_register_parallel, rs6000_spe_function_arg,
150 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
151 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
152 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
153 TDmode similarly to DFmode and TFmode.
154 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
155 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
157 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
159 * stor-layout.c (lang_adjust_rli): Delete.
160 (set_lang_adjust_rli): Likewise.
161 (layout_type): Do not call lang_adjust_rli hook.
162 * tree.h (set_lang_adjust_rli): Delete.
164 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
166 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
167 n_dregs_to_save and n_pregs_to_save.
168 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
170 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
171 able to save single D/P registers that aren't saved by the push/pop
174 2007-11-19 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/34099
177 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
178 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
179 if only one operand is undefined.
181 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
183 PR tree-optimization/34036
184 * opts.c (set_fast_math_flags): Do not set flags in common
185 with set_unsafe_math_optimizations_flags, invoke it directly.
186 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
187 and flag_signed_zeros.
188 * toplev.c (process_options): Force flag_associative_math to 0 and
189 warn, if it is set and either flag_trapping_math or flag_signed_zeros
191 * doc/invoke.texi (Optimize Options): Document the new behavior
192 of -funsafe-math-optimizations, that -fassociative-math requires
193 both -fno-signed-zeros and -fno-trapping-math and make it clear
194 that -fno-trapping-math requires -fno-signaling-nans. Refactor
195 documentation of -ffast-math.
197 2007-11-18 Jakub Jelinek <jakub@redhat.com>
199 PR rtl-optimization/34132
200 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
204 * optabs.h (optab_table): Change type to struct optab from optab.
205 (convert_optab_table): Similarly.
206 Adjust all _optab macros to expand to addresses of optab_table
207 resp. convert_optab_table elements rather than the values of the
209 * optabs.c (optab_table): Change typype to struct optab from optab.
210 If compiled by recent GCC, initialize all the insn_code fields in
211 the array using designated range initializers.
212 (convert_optab_table): Similarly.
213 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
214 set_conv_libfunc): Into libfunc_entry's optab field store index within
215 optab_table resp. convert_optab_table array instead of difference
216 between two separately malloced addresses.
217 (new_optab): Add op argument, don't return anything. Initialize
218 just the insn_code field in handlers array and only when needed.
219 (init_optab, init_optabv): Add op argument, don't return anything.
220 Adjust new_optab caller.
221 (new_convert_optab): Removed.
222 (init_convert_optab): Add op argument, don't return anything, don't
223 call new_convert_optab. If needed, initialize insn_code field in
225 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
227 (debug_optab_libfuncs): Adjust uses of optab_table and
228 convert_optab_table arrays.
230 2007-11-18 Richard Guenther <rguenther@suse.de>
232 PR tree-optimization/34127
233 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
234 Make code match up the comments, require compatibility of the
237 2007-11-17 Richard Guenther <rguenther@suse.de>
240 * fold-const.c (extract_muldiv_1): Do not move negative
241 constants inside ABS_EXPR.
243 2007-11-16 Ian Lance Taylor <iant@google.com>
245 * collect2.c (dump_file): If a demangled symbol is followed by a
246 space, make sure we output at least one space.
248 2007-11-16 Richard Guenther <rguenther@suse.de>
251 * fold-const.c (fold_binary): Use correct types for folding
252 1 << X & Y to Y >> X & 1.
254 2007-11-16 Richard Guenther <rguenther@suse.de>
256 PR tree-optimization/33870
257 * tree.h (struct tree_memory_tag): Add base_for_components flag.
258 (struct tree_struct_field_tag): Remove nesting_level field.
259 (SFT_NESTING_LEVEL): Remove.
260 (SFT_BASE_FOR_COMPONENTS_P): Add.
261 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
262 base_for_components flag.
263 (push_fields_onto_fieldstack): Remove nesting_level parameter.
264 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
266 (create_overlap_variables_for): Deal with it.
267 * tree-dfa.c (dump_subvars_for): Likewise.
268 (dump_variable): Likewise.
269 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
270 Set base_for_components for first elements of sub-structures.
271 (create_variable_info_for): Handle base_for_components.
272 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
273 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
274 * tree-ssa-operands.c (ref_nesting_level): Remove.
275 (add_vars_for_offset): Remove full_ref parameter, always add
276 the offset of the pointed-to SFT.
277 (add_virtual_operand): Adjust for changed signature of
280 2007-11-16 Sa Liu <saliu@de.ibm.com>
282 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
283 floatunssidf2 and floatunsdidf2.
285 2007-11-16 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/34113
288 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
289 Use correct conversion direction for checking type compatibility.
291 2007-11-16 Richard Guenther <rguenther@suse.de>
293 PR tree-optimization/34099
294 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
295 that produce UNDEFINED result if at least one of its operands
296 is UNDEFINED. By default the result is only UNDEFINED if all
297 operands are UNDEFINED.
299 2007-11-16 Jakub Jelinek <jakub@redhat.com>
302 * gcc.c (init_spec): Don't initialize asm_debug here...
303 (main): ... but here.
305 2007-11-07 Tom Tromey <tromey@redhat.com>
307 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
309 * tree-parloops.c (create_loop_fn): Use set_cfun.
310 * gengtype.c (open_base_files): Emit #undef cfun.
311 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
312 * function.h (cfun): New define.
313 * function.c: Undefine cfun.
315 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
317 * config/avr/avr.c (avr_mcu_types): Add attiny88.
318 * config/avr/avr.h (LINK_SPEC): Likewise.
319 (CRT_BINUTILS_SPECS): Likewsie.
320 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
322 2007-11-15 Jakub Jelinek <jakub@redhat.com>
325 * tree-ssa-ccp.c (optimize_stack_restore): New function.
326 (execute_fold_all_builtins): Call optimize_stack_restore for
327 BUILT_IN_STACK_RESTORE.
329 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
331 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
332 propagation into an address; that's done in should_replace_address.
334 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
336 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
337 * config/spu/spu.c (legitimate_const): Remove.
338 (classify_immediate): Inline call to legitimate_const.
339 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
340 for any constant, not just -512 .. 511.
342 2007-11-15 Sa Liu <saliu@de.ibm.com>
344 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
345 condition from HONOR_NANS test.
346 * config/spu/spu.md (ceq_df): Always generate comparison code
347 inline, including checks for NaNs and infinities.
349 (cgt_v2df): Likewise.
350 (cmpdf): Make this expander unconditional.
352 2007-11-15 Richard Guenther <rguenther@suse.de>
354 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
355 to only create SFTs if we also create variable infos for PTA.
356 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
359 2007-11-15 Richard Guenther <rguenther@suse.de>
361 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
362 type for TBAA pruning.
363 (find_what_p_points_to): Call set_uids_in_ptset with the original
364 pointer, not the decl of the solution we collapsed to.
366 2007-11-14 David Daney <ddaney@avtrex.com>
368 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
371 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
374 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
375 for registers in BR_REGS class.
377 2007-11-14 Jakub Jelinek <jakub@redhat.com>
380 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
381 init_ssa_operands has not been called for cfun.
383 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
385 PR tree-optimization/34046
386 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
387 scaling if the old probability is greater than the new base.
389 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
391 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
392 unused edges after loop duplication.
394 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
396 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
397 (enum target_cpu_default): ... this enum.
398 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
399 * config/i386/i386.c (override_options): ... here.
400 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
401 TARGET_CPU_DEFAULT_i486.
403 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
405 * global.c (rest_of_handle_global_alloc): Fix comment typos.
406 * config/sh/sh.c (sh_rtx_costs): Likewise.
407 * ChangeLog: Likewise.
409 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
411 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
412 should not be of pointer type.
414 2007-11-13 Michael Meissner <michael.meissner@amd.com>
416 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
419 2007-11-13 Sterling Augustine <sterling@tensilica.com>
420 Bob Wilson <bob.wilson@acm.org>
422 * config/xtensa/unwind-dw2-xtensa.c: New.
423 * config/xtensa/unwind-dw2-xtensa.h: New.
424 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
425 (DWARF2_UNWIND_INFO): Remove.
426 (DWARF_FRAME_REGISTERS): Define.
427 (EH_RETURN_DATA_REGNO): Define.
428 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
430 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
432 2007-11-13 Jakub Jelinek <jakub@redhat.com>
434 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
435 -fsched-stalled-insns.
437 PR tree-optimization/34063
438 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
439 as first chrec_fold_plus operand rather than second.
441 2007-11-13 Diego Novillo <dnovillo@google.com>
443 PR tree-optimization/33870
444 * tree.h (strcut tree_memory_tag): add field unpartitionable.
445 remove field in_nested_struct.
446 (struct tree_struct_field_tag): add field nesting_level.
447 (sft_in_nested_struct): remove.
448 (sft_nesting_level): define.
449 (sft_unpartitionable_p): define.
450 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
451 partitionable, return long_max.
452 (compute_memory_partitions): do not partition sfts marked
454 (create_sft): add argument nesting_level. set
455 sft_nesting_level with it. update all users.
456 (create_overlap_variables_for): show nesting level.
457 * tree-dfa.c (dump_subvars_for): likewise.
458 (dump_variable): likewise.
459 show whether the sft is partitionable or not.
460 * tree-flow.h (struct fieldoff): remove field
462 add field nesting_level.
463 * tree-ssa-structalias.c (struct variable_info): remove
464 field in_nested_struct.
465 (push_fields_onto_fieldstack): add argument
466 nesting_level. update all users.
467 update documentation.
468 update pair->nesting_level with nesting_level.
469 make recursive calls with nesting_level + 1.
470 (set_uids_in_ptset): if an sft is added to the points-to
471 set, mark it as unpartitionable.
472 * tree-ssa-operands.c (ref_nesting_level): new.
473 (add_vars_for_offset): call it.
474 add argument full_ref. update
476 if var is inside a nested structure and the nesting level
477 of full_ref is lower than the nesting level of var,
478 adjust offset by the offset of var.
480 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
482 PR tree-optimization/32582
483 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
485 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
487 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
488 functions can be used as constant.
490 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
492 PR rtl-optimization/34035
493 * cse.c (cse_cfg_altered): New global variable.
494 (cse_jumps_altered): Make boolean.
495 (recorded_label_ref): Likewise.
496 (cse_insn): Adjust for above changes.
497 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
498 if dead edges have been purged.
499 (cse_main): Change return value specification and adjust code.
500 (rest_of_handle_cse): Adjust for above change.
501 (rest_of_handle_cse2): Likewise.
502 * gcse.c (rest_of_handle_gcse): Likewise.
504 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
505 Michael Meissner <michael.meissner@amd.com>
507 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
508 get the appropriate suffix for the coms* instruction.
509 (sse5_pcmov_<mode>): Restrict operands of pcmov
510 for scalar case to be only xmm registers and not memory.
512 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
513 constraints to follow the mnemonics for the pcmov instruction
515 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
518 * config/mips/mips.c (mips_return_fpr_single): New function.
519 (mips_function_value): Use it when returning single-field
521 (mips_expand_call): Handle the PARALLELs created by
522 mips_return_fpr_single.
524 2007-11-12 Richard Guenther <rguenther@suse.de>
527 * fold-const.c (fold_binary): If testing for non-negative
528 operands with tree_expr_nonnegative_warnv_p make sure to
529 use op0 which has all (sign) conversions retained.
531 2007-11-12 Richard Guenther <rguenther@suse.de>
534 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
535 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
537 2007-11-12 Ira Rosen <irar@il.ibm.com>
539 PR tree-optimization/33953
540 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
541 allocate vec_oprnds1 according to the number of created vector
542 statements. In case of shift with scalar argument, store scalar operand
543 for every vector statement to be created for the SLP node. Fix a
546 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
548 * gcse.c (CUID_INSN): Remove.
550 (alloc_gcse_mem): Don't allocate cuid_insn.
551 (free_gcse_mem): Don't free cuid_insn.
553 2007-11-10 Jakub Jelinek <jakub@redhat.com>
556 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
560 * tree-inline.h (copy_body_data): Add regimplify field.
561 * tree-inline.c (copy_body_r): Set id->regimplify to true
562 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
564 (copy_bb): Clear id->regimplify before walk_tree, if it is
565 set afterwards, regimplify the whole statement.
567 PR tree-optimization/33680
568 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
569 if the added cast involves variable length types.
571 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
572 Maxim Kuvyrkov <maxim@codesourcery.com>
574 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
575 instead of TRUE_BARRIER for jumps. Add register dependencies
576 even when reg_pending_barrier is set.
578 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
580 * haifa-sched.c (haifa_classify_insn): Rename to ...
581 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
582 handle PARALLELs by recursing. Use it ...
583 (haifa_classify_insn): ... here. Reimplement.
585 2007-11-09 Richard Guenther <rguenther@suse.de>
587 * bitmap.h (bitmap_single_bit_set_p): Declare.
588 * bitmap.c (bitmap_single_bit_set_p): New function.
589 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
590 (maybe_create_global_var): Use bitmap_empty_p.
592 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
593 Jakub Jelinek <jakub@redhat.com>
595 PR rtl-optimization/34012
596 * fwprop.c (try_fwprop_subst): Do not replace if the new
597 SET_SRC has a higher cost than the old one.
599 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
601 PR rtl-optimization/33732
602 * reload.c (push_reload): Check that the REG_DEAD note was referring
603 to a hardreg or to a pseudo that has been assigned exactly one hardreg
604 before considering it in order to select the reload register.
605 (combine_reloads): Likewise.
606 (find_dummy_reload): Likewise.
608 2007-11-09 Richard Guenther <rguenther@suse.de>
610 * tree-flow.h (struct ptr_info_def): Make escape_mask a
612 (struct ptr_info_def): Likewise.
613 (enum escape_type): Also use bit zero.
615 2007-11-09 Richard Guenther <rguenther@suse.de>
617 PR tree-optimization/33604
618 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
619 Disregard changes in CV qualifiers of pointed to types for
620 forward propagating ADDR_EXPRs.
621 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
624 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
626 * dse.c (find_shift_sequence): Always choose an integer mode for
628 (replace_read): Require both the read and store mode to be
629 integer ones. Remove a then-redundant FLOAT_P check.
631 2007-11-08 Richard Guenther <rguenther@suse.de>
633 * tree-dfa.c (remove_referenced_var): If removing a
634 variable which has subvars, also remove those from
635 the referenced vars. Do not create a variable annotation.
637 2007-11-08 Bob Wilson <bob.wilson@acm.org>
639 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
640 argument for gen_entry calls.
641 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
642 (entry): Use the new attribute value. Remove unused first operand.
644 2007-11-08 Tom Tromey <tromey@redhat.com>
646 * c-parser.c (c_parser_translation_unit): Use location in error.
647 (c_parser_external_declaration): Likewise.
648 (c_parser_declaration_or_fndef): Likewise.
649 (c_parser_enum_specifier): Likewise.
650 (c_parser_struct_or_union_specifier): Likewise.
651 (c_parser_struct_declaration): Likewise.
652 (c_parser_typeof_specifier): Likewise.
653 (c_parser_parms_list_declarator): Likewise.
654 (c_parser_asm_string_literal): Likewise.
655 (c_parser_braced_init): Likewise.
656 (c_parser_initelt): Likewise.
657 (c_parser_compound_statement_nostart): Likewise.
658 (c_parser_statement_after_labels): Likewise.
659 (c_parser_do_statement): Likewise.
660 (c_parser_asm_statement): Likewise.
661 (c_parser_conditional_expression): Likewise.
662 (c_parser_unary_expression): Likewise.
663 (c_parser_sizeof_expression): Likewise.
664 (c_parser_postfix_expression): Likewise.
665 (c_parser_postfix_expression_after_paren_type): Likewise.
666 (c_parser_objc_class_instance_variables): Likewise.
667 (c_parser_objc_method_definition): Likewise.
668 (c_parser_objc_methodprotolist): Likewise.
669 (c_parser_pragma): Likewise.
670 (c_parser_omp_clause_num_threads): Likewise.
671 (c_parser_omp_clause_schedule): Likewise.
672 (c_parser_omp_all_clauses): Likewise.
673 (c_parser_omp_sections_scope): Likewise.
674 (c_parser_label): Use location of label, not colon.
676 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
679 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
682 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
685 * ipa-pure-const.c (static_execute): Added code to keep recursive
686 functions from being marked as pure or const.
687 * ipa-utils.c (searchc): Fixed comment.
689 2007-11-08 Tom Tromey <tromey@redhat.com>
691 * common.opt (fshow-column): Default to 0.
692 * configure: Rebuilt.
693 * configure.ac (--enable-mapped-location): Default to 'yes'.
695 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
697 * common.opt: Add pointer to doc/options.texi.
698 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
699 -fipa-reference): Add or correct doc. Sorted options list for -Os
702 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
705 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
706 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
707 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
708 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
709 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
710 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
711 to TARGET_BIG_ENDIAN_DEFAULT.
712 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
713 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
714 to TARGET_BIG_ENDIAN_DEFAULT.
716 2007-11-07 Diego Novillo <dnovillo@google.com>
718 * tree.h (struct tree_struct_field_tag): Move field
720 (struct tree_memory_tag): ... here.
722 2007-11-07 Diego Novillo <dnovillo@google.com>
725 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
726 (SFT_IN_NESTED_STRUCT): Define.
727 * tree-dfa.c (dump_subvars_for): Show offset of each
729 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
730 * tree-ssa-structalias.c (struct variable_info): Likewise.
731 (push_fields_onto_fieldstack): If OFFSET is positive,
732 set in_nested_struct.
733 (create_variable_info_for): Copy setting of
734 in_nested_struct from the field offset object.
735 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
736 variable info object.
737 * tree-ssa-operands.c (add_vars_for_offset): If VAR
738 belongs to a nested structure, adjust OFFSET by
741 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
743 PR rtl-optimization/33737
744 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
745 target block after computing the probabilities of outgoing edges.
746 Cap the frequency to BB_FREQ_MAX.
747 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
748 frequency of the basic block if it has been reused.
750 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
752 PR rtl-optimization/33822
753 * rtl.h (REG_OFFSET): Fix comment.
754 * var-tracking.c (INT_MEM_OFFSET): New macro.
755 (var_mem_set): Use it.
756 (var_mem_delete_and_set): Likewise.
757 (var_mem_delete): Likewise.
758 (same_variable_part_p): Likewise.
759 (vt_get_decl_and_offset): Likewise.
760 (offset_valid_for_tracked_p): New predicate.
761 (count_uses): Do not track locations with invalid offsets.
762 (add_uses): Likewise.
763 (add_stores): Likewise.
765 2007-11-07 Tom Tromey <tromey@redhat.com>
767 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
768 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
770 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
771 Andrey Belevantsev <abel@ispras.ru>
773 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
774 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
775 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
776 Save calculated max_asap in it.
777 (sms_schedule): Calculate maxii using max_asap.
779 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
781 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
782 with -mhard-dfp/-mno-hard-dfp.
784 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
785 Jakub Jelinek <jakub@redhat.com>
788 * haifa-sched.c (check_sched_flags): Remove.
789 (sched_init): Don't call it.
791 2007-11-06 Diego Novillo <dnovillo@google.com>
793 * tree-flow.h (struct fieldoff): Reformat comment.
795 * tree-ssa-operands.c: Tidy top-level comments.
797 (add_vars_for_offset): Tidy parameter formatting..
798 (get_addr_dereference_operands): Likewise.
799 (get_indirect_ref_operands): Likewise.
800 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
801 <OMP_ATOMIC_STORE>: Likewise.
803 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
806 * config/i386/driver-i386.c: Test for __GNUC__ instead of
807 GCC_VERSION which is always defined.
809 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
812 * reload1.c (find_reloads): Also check in_reg when handling a
813 simple move with an input reload and a destination of a hard
816 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
818 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
819 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
820 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
821 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
822 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
823 (m68k_sched_attr_type2): New function.
824 (sched_adjust_cost_state): New static variable.
825 (m68k_sched_adjust_cost): New static function implementing
827 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
828 New static variables.
829 (m68k_sched_variable_issue): New static function implementing
831 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
832 (sched_dump_split_class): New static function.
833 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
835 (sched_dump_dfa_class, m68k_sched_dump): New static function.
836 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
837 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
838 m68k_sched_dfa_post_advance_cycle): New static functions implementing
841 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
842 (CPU_UNITS_QUERY): Define.
844 * config/m68k/cf.md: New file.
845 * config/m68k/m68.md (cf.md): New include.
847 2007-11-06 Tom Tromey <tromey@redhat.com>
849 PR c++/32256, PR c++/32368:
850 * function.c (saved_in_system_header): New global.
851 (push_cfun): Save in_system_header.
852 (pop_cfun): Restore in_system_header.
853 (push_struct_function): Save in_system_header.
855 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
859 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
860 (complete_array_type): Set canonical type appropriately.
861 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
862 C and C++ front ends now have different versions of this function,
863 because the C++ version needs to maintain canonical types here.
865 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
867 * tree-parloops.c (reduction_info): Remove reduction_init field.
868 (initialize_reductions): Remove creation of the reduction_init variable.
869 (struct data_arg): Remove.
870 (add_field_for_reduction, create_stores_for_reduction): New functions.
871 (add_field_for_name): Remove reduction handling.
872 (separate_decls_in_loop): Call add_field_for_reduction,
873 create_stores_for_reduction.
875 2007-11-06 Jakub Jelinek <jakub@redhat.com>
877 PR tree-optimization/33458
878 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
879 !is_gimple_val PHI argument, gimplify it and insert it on edge.
881 PR tree-optimization/33993
882 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
883 rather than build_constructor_from_list if all list values are
885 (get_initial_def_for_induction): Use build_vector instead of
886 build_constructor_from_list.
888 2007-11-05 Mark Mitchell <mark@codesourcery.com>
891 * tree.h (DECL_INIT_PRIORITY): Do not require
892 DECL_HAS_INIT_PRIORITY_P.
893 (DECL_FINI_PRIORITY): Likewise.
894 * tree.c (decl_init_priority_lookup): Remove assert.
895 (decl_fini_priority_insert): Likewise.
896 * cgraphunit.c (static_ctors): Make it a VEC.
897 (static_dtors): Likewise.
898 (record_cdtor_fn): Adjust accordingly.
899 (build_cdtor): Generate multiple functions for each initialization
901 (compare_ctor): New function.
902 (compare_dtor): Likewise.
903 (cgraph_build_cdtor_fns): Sort the functions by priority before
905 (cgraph_build_static_cdtor): Put the priority in the function's
908 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
911 * common.opt: Add shared and pie.
913 2007-11-05 Bob Wilson <bob.wilson@acm.org>
915 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
916 replace references to virtual_stack_vars_rtx in goto_handler.
918 2007-11-05 Paul Brook <paul@codesourcery.com>
920 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
921 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
922 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
923 arm_lang_output_object_attributes_hook.
924 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
925 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
926 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
928 * config/arm/t-arm.c (arm.o): New rule.
929 * config/arm/arm-c.c: New file.
931 2007-11-05 Nick Clifton <nickc@redhat.com>
932 Sebastian Pop <sebastian.pop@amd.com>
934 PR tree-optimization/32540
935 PR tree-optimization/33922
936 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
937 * tree-ssa-pre.c: Include params.h.
938 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
939 to limit the maximum length of the PA set for a given block.
940 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
941 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
943 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
945 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
946 __fixunssfDI): Make return type unsigned.
947 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
948 __fixunssfDI): Make return type unsigned.
950 2007-11-05 Jakub Jelinek <jakub@redhat.com>
952 PR tree-optimization/33856
953 * tree-data-ref.c (get_references_in_stmt): Don't add
954 REFERENCE_CLASS_P trees to references vector if get_base_address
955 returns NULL on them.
957 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
959 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
961 2007-11-04 Andrew Pinski <pinskia@gmail.com>
964 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
965 for TRUTH_NOT_EXPR to type.
967 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
969 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
971 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
974 * dwarf2out.c (add_calling_convention_attribute): Change
975 second argument. Set calling convention to DW_CC_program for
976 Fortran main program.
977 (gen_subprogram_die): Adjust to new prototype for
978 add_calling_convention_attribute.
980 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
982 PR tree-optimization/33987
983 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
985 (vectorizable_reduction): Add type check.
987 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
990 * c-parser.c (c_parser_statement_after_labels): Error if a
991 declaration is parsed after a label.
993 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
996 * reorg.c (emit_delay_sequence): Do not clear the locator on
997 the jump instruction.
999 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1002 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1003 current sched region.
1005 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1007 * config/ia64/ia64.c (struct reg_write_state): Change into
1008 unsigned short bitfields rather than unsigned int, decrease
1009 first_pred to just 10 bits.
1010 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1011 into two char array.
1012 (rws_insn_set, rws_insn_test): New functions.
1013 (in_safe_group_barrier): New variable.
1014 (rws_update): Remove first argument, always set rws_sum array.
1015 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1016 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1018 (rtx_needs_barrier): Use rws_insn_test macro.
1019 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1020 instead set/clear in_safe_group_barrier flag.
1022 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1024 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1025 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1026 pointer or frame pointer.
1027 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1028 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1029 (DWARF2_UNWIND_INFO): Define.
1030 (INCOMING_RETURN_ADDR_RTX): Define.
1031 (DWARF_FRAME_RETURN_COLUMN): Define.
1033 2007-11-02 Tom Tromey <tromey@redhat.com>
1035 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1038 2007-11-02 Diego Novillo <dnovillo@google.com>
1040 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1041 argument from function pointer ANALYZE_EXPR. Update all
1043 * cgraph.c (debug_cgraph_node): New.
1044 (debug_cgraph): New.
1046 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1048 PR rtl-optimization/33648
1049 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1050 the newly created basic block.
1052 2007-11-01 Richard Guenther <rguenther@suse.de>
1054 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1056 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1058 PR rtl-optimization/33828
1059 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1060 of VBEIN and VBEOUT.
1062 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1064 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1065 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1066 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1068 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1070 * gcc.c (getenv_spec_function): Escape the environment variable's
1073 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1075 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1076 show that CSE means common subexpression elimination. Change wording
1077 for -fsee and define LCM. Remove capitalization of optimizations
1078 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1080 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1083 * doc/sourcebuild.texi (Test Directives): Document that xfail
1084 has no effect for dg-do except when dg-do-what is "run".
1086 2007-11-01 Tom Tromey <tromey@redhat.com>
1088 * c-decl.c (grokdeclarator): Set decl source locations.
1089 * c-parser.c (c_parser_enum_specifier): Set location.
1090 (c_parser_struct_or_union_specifier): Likewise.
1092 2007-11-01 Tom Tromey <tromey@redhat.com>
1094 * print-tree.c (print_node): Print column number.
1096 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1099 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1100 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1101 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1103 PR rtl-optimization/33673
1104 * gcse.c (cprop_jump): If a conditional jump has been optimized
1105 into unconditional jump, make the remaining normal edge fallthru
1106 and delete the jump insn.
1108 2007-11-01 Ben Elliston <bje@au.ibm.com>
1110 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1111 (set_mem_attrs_from_reg): Likewise.
1113 2007-11-01 Michael Matz <matz@suse.de>
1115 PR tree-optimization/33961
1116 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1117 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1118 (add_or_mark_expr): New argument 'store', using it to search
1120 (nt_init_block): Adjust calls to add_or_mark_expr.
1122 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1125 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1126 for the first push_operand.
1128 2007-10-31 Revital Eres <eres@il.ibm.com>
1130 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1131 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1132 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1133 movmisalignv2sf, vcondv2sf): New.
1134 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1135 UNSPEC_EXTODD_V2SF): Define new constants.
1136 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1137 paired_emit_vector_cond_expr): New.
1138 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1139 * config/rs6000/rs6000.c (paired_expand_vector_move,
1140 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1142 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1144 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1146 PR tree-optimization/32377
1147 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1148 work also for unknown number of iterations.
1149 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1150 number of iterations is not known.
1152 2007-10-31 Richard Guenther <rguenther@suse.de>
1155 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1156 new undefined integer overflow.
1157 (fold_binary): Avoid useless conversion.
1159 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1162 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
1165 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1167 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1169 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1170 with -mhard-dfp/-mno-hard-dfp.
1171 * config/s390/s390.opt: Likewise.
1172 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1175 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1177 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1179 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1181 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1182 optimization options.
1183 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1184 enabled by -O. Document -fdce and -fdse.
1186 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1189 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1190 convert second operand of COMPOUND_EXPR to the original type of
1193 2007-10-30 Richard Guenther <rguenther@suse.de>
1195 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1196 of loop adding SFTs as virtual operands.
1198 2007-10-30 Richard Guenther <rguenther@suse.de>
1200 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1202 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1204 PR tree-optimization/32893
1205 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1206 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1208 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1210 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1212 (sub_ddmmss): Likewise.
1213 (umul_ppmm): Likewise.
1214 (udiv_qrnnd): Likewise.
1216 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1219 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1220 directives must come before dg-additional-sources.
1222 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1224 PR tree-optimization/33723
1225 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1226 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1228 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1230 PR tree-optimization/33614
1231 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1232 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1233 initializer constants.
1235 2007-10-29 Richard Guenther <rguenther@suse.de>
1237 PR tree-optimization/33870
1238 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1239 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1242 2007-10-29 Richard Guenther <rguenther@suse.de>
1244 * passes.c (init_optimization_passes): Exchange store_copy_prop
1246 * tree-pass.h (pass_store_copy_prop): Remove.
1247 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1248 (stmt_may_generate-copy): Do not handle store_copy_prop.
1249 (get_copy_of_val): Likewise.
1250 (set_copy_of_val): Likewise.
1251 (copy_prop_visit_assignment): Likewise.
1252 (copy_prop_visit_stmt): Likewise.
1253 (copy_prop_visit_phi_node): Likewise.
1254 (init_copy_prop): Likewise.
1255 (execute_copy_prop): Likewise.
1256 (do_copy_prop): Remove.
1257 (gate_store_copy_prop): Likewise.
1258 (store_copy_prop): Likewise.
1259 (pass_store_copy_prop): Likewise.
1260 (pass_copy_prop): Call execute_copy_prop.
1261 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1262 * common.opt (ftree-store-copy-prop): Mark obsolete.
1263 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1265 2007-10-29 Ian Lance Taylor <iant@google.com>
1267 * ifcvt.c (noce_can_store_speculate_p): New static function.
1268 (noce_process_if_block): Call it.
1269 (if_convert): Remove recompute_dominance parameter. Change all
1272 2007-10-29 Richard Guenther <rguenther@suse.de>
1274 * tree-flow-inline.h (get_subvar_at): Use binary search.
1275 (get_first_overlapping_subvar): New function to binary search
1276 for the first overlapping subvar.
1277 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1278 just handle adding subvars for a pointed-to subvar. Optimize
1279 and use get_first_overlapping_subvar.
1280 (add_vars_for_bitmap): Fold into single caller.
1281 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1282 and non pointed-to bits of add_vars_for_offset.
1284 2007-10-29 Revital Eres <eres@il.ibm.com>
1286 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1288 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1289 Zdenek Dvorak <ook@ucw.cz>
1292 reduction support for automatic parallelization.
1294 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1296 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1297 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1298 and OMP_ATOMIC_STORE.
1299 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1300 * gimple-low.c (lower_stmt): Same.
1301 * gimplify.c (gimplify_expr): Same.
1302 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1303 gimplify_omp_atomic_mutex): Remove.
1304 (gimplify_omp_atomic): Change it to simply gimplify the
1305 statement instead of expanding it.
1306 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1307 (expand_omp_atomic, expand_omp_atomic_pipeline,
1308 goa_stabilize_expr, expand_omp_atomic_mutex,
1309 expand_omp_atomic_fetch_op): New functions to implement
1310 expansion of OMP_ATOMIC.
1311 (expand_omp, build_omp_regions_1): Add support for
1312 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1313 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1315 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1317 * tree-parloops.c: add include to tree-vectorizer.h.
1318 (reduction_info): New structure for reduction.
1319 (reduction_list): New list to represent list of reductions per loop.
1320 (struct data_arg): New helper structure for reduction.
1321 (reduction_info_hash, reduction_info_eq, reduction_phi,
1322 initialize_reductions, create_call_for_reduction,
1323 create_phi_for_local_result, create_call_for_reduction_1,
1324 create_loads_for_reductions, create_final_loads_for_reduction):
1326 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1327 (separate_decls_in_loop_name): Support reduction variables.
1328 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1329 call create_loads_for_reduction for each reduction.
1330 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1332 (transform_to_exit_first_loop): Add reduction support, add
1333 reduction_list parameter.
1334 (gen_parallel_loop): Add reduction_list parameter. Add call
1335 separate_decls_in_loop with
1336 the new argument. Traverse reductions and call
1337 initialize_reductions, create_call_for_reduction.
1338 (parallelize_loops): Create and delete the reduction list.
1339 (add_field_for_name): Change use of data parameter. Add fields for
1341 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1342 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1343 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1344 * tree-inline.c (estimate_num_insns_1): add cases for
1345 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1346 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1347 * tree-ssa-operands.c (get_addr_dereference_operands):
1348 New function. Subroutine of get_indirect_ref_operands.
1349 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1350 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1353 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1355 * config/cris/cris.c: Include df.h.
1356 (cris_address_cost): Add gcc_assert for canonicalization
1357 assumptions. For PLUS with MULT or register, correct
1358 test for register in other arm. Tweak comments.
1360 2007-10-28 Richard Guenther <rguenther@suse.de>
1362 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1363 telling if the var is to be treated as points-to location.
1364 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1365 (add_virtual_operand): Only recurse into MPTs if aliases
1368 2007-10-28 Richard Guenther <rguenther@suse.de>
1370 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1371 (add_vars_for_bitmap): Do not recurse further. Only add vars
1372 for pointed-to SFTs.
1373 (add_virtual_operand): Re-instantiate loop to add operands for
1374 aliases. Recurse into MPTs.
1375 (get_indirect_ref_operands): If we fall back to use a pointers
1376 SMT, make sure to not prune based on the access offset and size.
1378 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1381 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1382 the eh information on the statement.
1384 2007-10-28 Richard Guenther <rguenther@suse.de>
1386 * tree-flow.h (subvar_t): Make it a VEC.
1387 (struct subvar): Remove.
1388 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1389 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1391 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1392 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1393 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1394 (set_initial_properties): Likewise.
1395 (setup_pointers_and_addressables): Likewise.
1396 (new_type_alias): Likewise.
1397 (create_overlap_variables_for): Likewise.
1398 * tree-dfa.c (dump_subvars_for): Likewise.
1399 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1400 (get_expr_operands): Likewise.
1401 (add_to_addressable_set): Likewise.
1402 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1404 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1406 PR tree-optimization/33920
1407 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1408 successor bb to true when predecessor bb has NULL predicate.
1409 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1411 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1413 * config/mips/mips.md: Add combiner patterns for DImode extensions
1414 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1417 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1420 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1422 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1424 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1425 LIBCALL notes if they are about to be moved to the same insn.
1427 2007-10-27 Richard Guenther <rguenther@suse.de>
1429 PR tree-optimization/33870
1430 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1431 duplication. Remove redundant call to access_can_touch_variable.
1432 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1433 (add_virtual_operand): Use it.
1435 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1438 * pa.h (ASM_PN_FORMAT): Delete define.
1440 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1442 * doc/invoke.texi (Option Summary, optimizations): Remove
1443 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1444 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1445 -fsplit-wide-types to match later entry. Break up a long line.
1446 (Option Summary, code gen options) Add -fno-stack-limit. Add
1447 missing @gol to the end of a line.
1448 (Optimization Options): Remove -fbounds-check, which is also
1449 documented under Code Generation Options. Remove =n from
1450 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1451 to -fcprop-registers to match other options, and say when it is
1452 enabled rather than disabled. Remove extra index entry for
1453 -fno-cx-limited-range. Add index entries for -fstack-protector
1454 and -fstack-protector-all.
1455 (Code Gen Options): Add index entry for -ftls-model.
1457 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1459 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1460 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1461 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1462 expand_epilogue, output_movhi): Don't handle 'main' function.
1463 (avr_attribute_table): Add 'OS_task' function attribute.
1464 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1466 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1467 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1469 * config/avr/avr.opt (minit-stack): Remove.
1471 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1473 * tree-nested.c (get_trampoline_type): Fix thinko.
1475 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1478 * tree.c (build_offset_type): Build canonical type based on the
1479 TYPE_MAIN_VARIANT of the base type.
1481 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1483 * reorg.c (emit_delay_sequence): Move insn locator from the
1484 first insn to the sequence.
1486 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1488 * ipa-pure-const.c (check_decl): Return immediately when
1489 pure_const_state has been set to IPA_NEITHER.
1491 2007-10-25 Ira Rosen <irar@il.ibm.com>
1493 PR tree-optimization/33833
1494 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1495 and convert init to sizetype in inner_base construction.
1497 2007-10-25 Richard Guenther <rguenther@suse.de>
1499 * tree-flow.h (mem_sym_stats): Remove.
1500 (dump_mem_sym_stats_for_var): Declare.
1501 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1502 (mem_sym_stats): Move ...
1503 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1504 (mem_sym_score): Rename from ...
1505 (pscore): ... this. Remove.
1506 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1507 not the frequencies.
1508 (compare_mp_info_entries): Make sort stable by disambiguating
1511 2007-10-25 Ira Rosen <irar@il.ibm.com>
1513 PR tree-optimization/33866
1514 * tree-vect-transform.c (vectorizable_store): Check operands of all
1515 the stmts in the group of strided accesses. Get def stmt type for each
1516 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1518 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1520 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1521 (Yt): Rename register constraint to Y2.
1522 * config/i386/sse.md: Use renamed register constraints.
1523 * config/i386/mmx.md: Ditto.
1524 * config/i386/i386.md: Ditto.
1526 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1528 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1530 2007-10-24 Chao-ying Fu <fu@mips.com>
1532 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1533 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1535 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1536 Olga Golovanevsky <olga@il.ibm.com>
1538 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1539 the compiler that wr.wrap and wr.domain are initialized in
1542 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1544 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1545 to print gcov_type values.
1547 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1549 * config/avr/avr.h: Do not include progmem_section definition when
1550 building with IN_TARGET_LIBS.
1552 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1555 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1556 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1557 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1558 (mips_orphaned_high_part_p: New functions.
1559 (mips_avoid_hazard): Don't check INSN_P here.
1560 (mips_avoid_hazards): Rename to...
1561 (mips_reorg_process_insns): ...this. Cope with
1562 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1563 or turn them into nops.
1564 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1565 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1566 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1567 (mips_override_options): Set flag_delayed_branch to 0.
1569 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1571 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1572 MIPS-specific implementation details.
1573 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1574 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1575 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1576 for targets with movmemsi.
1577 (MOVE_BY_PIECES_P): Define.
1578 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1579 (mips_block_move_loop): Add a bytes_per_iter argument.
1580 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1581 Update call to mips_block_move_loop.
1583 2007-10-24 Michael Matz <matz@suse.de>
1586 * var-tracking.c (variable_union): Don't break after one loop
1587 iteration but only when a difference is found.
1588 (dump_variable): Also print DECL_UID.
1590 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1592 * ipa-type-escape.h: Expose function
1593 is_array_access_through_pointer_and_index.
1595 (is_array_access_through_pointer_and_index):
1596 Add three new parameters. Add support of
1597 POINTER_PLUS_EXPR tree code.
1599 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1601 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1602 * tree-pass.h: Add pass_ipa_struct_reorg.
1603 * common.opt: Add ipa-struct-reorg flag.
1604 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1605 * passes.c: Add pass pass_ipa_struct_reorg.
1606 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1607 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1609 2007-10-24 Ira Rosen <irar@il.ibm.com>
1611 PR tree-optimization/33804
1612 * tree-vect-transform.c (vectorizable_operation): Remove the
1613 checks that the vectorization is worthwhile from the transformation
1616 2007-10-24 Ira Rosen <irar@il.ibm.com>
1618 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1619 vectype cannot be determined for the scalar type.
1620 (vect_analyze_slp_instance): Likewise.
1621 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1622 return type to bool. Return false if vectype cannot be determined
1623 for the scalar type.
1624 (vect_get_constant_vectors): Return false if vectype cannot be
1625 determined for the scalar type.
1626 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1627 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1628 vectorizable_reduction): Likewise.
1630 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1632 * config.gcc: For a FreeBSD target, parse the value of ${target}
1633 to determine the value of FBSD_MAJOR, instead of adding an
1634 explicit check for every possible FreeBSD major version.
1636 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1638 PR rtl-optimization/33846
1639 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1641 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1643 PR tree-optimization/33860
1644 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1645 interleaved accesses in case the dr is inside the inner-loop during
1646 outer-loop vectorization.
1648 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1650 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1651 Document MEM_POINTER. Replace mentions of "integrated"
1652 field with "return_val". Delete outdated stuff.
1654 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1656 * config/rs6000/rs6000.c (rs6000_override_options): Set
1657 rs6000_altivec_abi on AIX.
1658 (conditional_register_usage): Set VR20:31 fixed on AIX.
1660 2007-10-23 Richard Guenther <rguenther@suse.de>
1662 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1665 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1666 David S. Miller <davem@davemloft.net>
1668 * df-scan.c (df_get_call_refs): Mark global registers as both a
1669 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1671 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1673 PR tree-optimization/33834
1674 PR tree-optimization/33835
1675 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1676 stmts need to be checked for success seperately.
1677 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1678 Remove the check that stmt is not LIVE.
1679 (vectorizable_assignment, vectorizable_induction): Likewise.
1680 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1681 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1683 (vectorizable_live_operation): Check that op is not NULL.
1685 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1687 * doc/invoke.texi (Optimization Options): In the summary, show
1688 that the value for options -falign-jumps, -falign-labels,
1689 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1690 -fsched-stalled-insns-dep is optional. In the summary, show that
1691 -fsched-stalled-insns takes an optional argument and that
1692 -fparallelize-loops takes an argument. Add opindex for several
1693 optimization options, and fix typos in the opindex commands for
1694 several others. In the descriptions for -fsched-stalled-insns
1695 and -fsched-stalled-insns-dep, show the options with and without
1698 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1700 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1702 * config/avr/avr.h (LINK_SPEC): Likewise.
1703 (CRT_BINUTILS_SPECS): Likewsie.
1704 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1706 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1708 PR rtl-optimization/33644
1709 * cfgcleanup.c: Do not include dce.h.
1710 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1711 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1712 * dce.c (something_changed): Delete.
1713 (libcall_dead_p): New predicate.
1714 (delete_unmarked_insns): Use it to delete dead libcalls.
1715 Deal with REG_LIBCALL and REG_RETVAL notes.
1716 (prescan_libcall_for_dce): New function.
1717 (prescan_insns_for_dce): Use it to deal with libcalls.
1718 (mark_reg_dependencies): Do nothing special for libcalls.
1719 (dce_process_block): Likewise.
1720 (fast_dce): Delete unused local variable.
1721 (run_fast_dce): Do not return a value.
1722 * dce.h (struct df): Delete.
1723 (run_fast_dce): Adjust prototype.
1724 * optabs.c (libcall_id): Delete.
1725 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1726 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1727 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1728 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1729 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1730 notes instead of REG_LIBCALL_ID notes.
1731 * reg-notes.def (LIBCALL_ID): Delete.
1732 * Makefile.in (see.o): Add dce.h dependency.
1733 (cfgcleanup.o): Remove dce.h dependency.
1735 2007-10-22 Michael Matz <matz@suse.de>
1737 PR tree-optimization/33855
1738 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1741 2007-10-22 Ira Rosen <irar@il.ibm.com>
1743 PR tree-optimization/33854
1744 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1745 FLOAT_EXPR to the list of promotion operations.
1747 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1751 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1752 (print_reg): Print register prefix only with AT&T asm syntax.
1753 Support pc_rtx for RIP register.
1754 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1755 relative addressing. Always print segment register prefix with AT&T
1756 asm syntax and never with Intel asm syntax.
1757 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1758 Fix prefix for 16-byte XFmode operands.
1759 (output_addr_const_extra): Support Intel asm syntax.
1760 (x86_file_start): Don't use register prefix with Intel asm syntax.
1761 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1762 ("return_internal_long"): Fix Intel asm syntax output.
1763 ("set_got_rex64"): Support Intel asm syntax.
1764 ("set_rip_rex64"): Likewise.
1765 ("set_got_offset_rex64"): Likewise.
1766 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1768 ("*tls_global_dynamic_64"): Likewise.
1769 ("*tls_local_dynamic_base_64"): Likewise.
1770 ("*load_tp_si")("*load_tp_di"): Likewise.
1771 ("*add_tp_si")("*add_tp_di"): Likewise.
1772 ("*tls_dynamic_lea_64"): Likewise.
1773 ("*sibcall_value_1_rex64_v"): Likewise.
1774 ("stack_tls_protect_set_si"): Likewise.
1775 ("stack_tls_protect_set_di"): Likewise.
1776 ("stack_tls_protect_test_si"): Likewise.
1777 ("stack_tls_protect_test_di"): Likewise.
1778 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1780 ("*movv2sf_internal_rex64"): Likewise.
1781 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1782 (__get_cpuid_max): Likewise.
1784 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1786 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1787 the STRICT_P argument type "bool" rather than "int".
1788 (mips_legitimate_address_p): Likewise.
1789 (fp_register_operand, lo_operand): Delete.
1790 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1791 (mips_emit_scc): Rename to...
1792 (mips_expand_scc): ...this.
1793 (gen_conditional_branch): Rename to...
1794 (mips_expand_conditional_branch): ...this.
1795 (gen_conditional_move): Rename to...
1796 (mips_expand_conditional_move): ...this.
1797 (mips_gen_conditional_trap): Rename to...
1798 (mips_expand_conditional_trap): ...this and take an rtx code instead
1799 of an operands array.
1800 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1802 (mips_emit_fcc_reload): Rename to...
1803 (mips_expand_fcc_reload): ...this.
1804 (init_cumulative_args): Rename to...
1805 (mips_init_cumulative_args): ...this and remove the libname argument.
1806 (function_arg_advance): Rename to...
1807 (mips_function_arg_advance): ...this.
1808 (function_arg): Rename to...
1809 (mips_function_arg): ...this and use "rtx" instead of
1811 (function_arg_boundary): Rename to...
1812 (mips_function_arg_boundary): ...this.
1813 (mips_expand_unaligned_load): Rename to...
1814 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1815 and BITPOS arguments type "HOST_WIDE_INT".
1816 (mips_expand_unaligned_store): Rename to...
1817 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1818 and BITPOS arguments type "HOST_WIDE_INT".
1819 (override_options): Rename to...
1820 (mips_override_options): ...this.
1821 (print_operand): Rename to...
1822 (mips_print_operand): ...this.
1823 (print_operand_address): Rename to...
1824 (mips_print_operand_address): ...this.
1825 (mips_output_ascii): Remove the PREFIX argument.
1826 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1828 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1829 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1830 of "struct rtx_def *".
1831 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1833 (build_mips16_call_stub): Delete.
1834 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1835 (mips_use_ins_ext_p): Give the second and third arguments type
1836 "HOST_WIDE_INT" rather than "rtx".
1837 * config/mips/mips.h: Update after the above changes. Tweak comments
1839 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1840 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1841 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1842 element type from "char" to "bool".
1843 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1844 (mips_cpu_info_table): Delete.
1845 * config/mips/mips.md: Update after the above changes. Tweak some
1847 * config/mips/mips-ps-3d.md: Likewise.
1848 * config/mips/mips.c: Tweak comments and formatting.
1849 Use NULL-like macros rather than 0 in various places.
1850 (mips_section_threshold): Rename to...
1851 (mips_small_data_threshold): ...this and give it an unsigned type.
1852 (num_source_filenames): Remove explicit initialization.
1853 (sdb_label_count): Likewise.
1854 (sym_lineno): Delete.
1855 (set_noat): Make static.
1856 (mips_branch_likely): Likewise, and give it type "bool".
1857 (mips_isa_info): Rename to...
1858 (mips_isa_option_info): ...this.
1859 (mips_flag_delayed_branch): Rename to...
1860 (mips_base_delayed_branch): ...this.
1861 (mips_split_addresses): Delete.
1862 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1863 element type from "char" to "bool".
1864 (mips_regno_to_class): Add an explicit array size.
1865 (mips16_flipper): Change from type "int" to type "bool".
1866 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1867 (mips_tls_operand_p): Rename to...
1868 (mips_tls_symbol_p): ...this.
1869 (mips_global_symbol_p): Remove redundant "const".
1870 (mips_offset_within_alignment_p): Simplify.
1871 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1872 to STRICT_P and give it type bool.
1873 (mips_valid_base_register_p): Likewise.
1874 (mips_classify_address): Likewise.
1875 (mips_legitimate_address_p): Likewise.
1876 (mips16_unextended_reference_p): Take the offset as an
1877 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1878 (mips_const_insns): Use IN_RANGE.
1879 (mips_force_temporary): Remove an unnecessary copy_rtx.
1880 (mips16_gp_pseudo_reg): Simplify.
1881 (mips_split_symbol): Remove an unnecessary copy_rtx.
1882 (mips_legitimize_tls_address): Only create registers if we need them.
1883 (mips_legitimize_address): Use mips_split_plus.
1884 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1885 variable COST to NUM_OPS.
1886 (mips_legitimize_move): Use gen_lowpart.
1887 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1888 (m16_check_op): Use IN_RANGE.
1889 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1890 (mips_split_doubleword_move): Pass booleans to mips_subword.
1891 (mips_output_move): Store the mode in a local variable.
1892 Explicitly assert that this function does not deal with
1893 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1894 cases more consistent.
1895 (mips_relational_operand_ok_p): Rename to...
1896 (mips_int_order_operand_ok_p): ...this.
1897 (mips_canonicalize_comparison): Rename to...
1898 (mips_canonicalize_int_order_test): ...this.
1899 (mips_emit_int_relational): Rename to...
1900 (mips_emit_int_order_test): ...this. Store the mode in a local
1902 (mips_reverse_fp_cond_p): Rename to...
1903 (mips_reversed_fp_cond): ...this.
1904 (mips_emit_compare): Make the order of the statements more consistent.
1905 (mips_emit_scc): Rename to...
1906 (mips_expand_scc): ...this.
1907 (gen_conditional_branch): Rename to...
1908 (mips_expand_conditional_branch): ...this.
1909 (gen_conditional_move): Rename to...
1910 (mips_expand_conditional_move): ...this. Build the condition
1911 separately from the main pattern.
1912 (mips_gen_conditional_trap): Rename to...
1913 (mips_expand_conditional_trap): ...this and take an rtx code instead
1914 of an operands array. Simplify.
1915 (init_cumulative_args): Rename to...
1916 (mips_init_cumulative_args): ...this. Use memset rather than a
1917 copy from a zeroed static. Use prototype_p and stdarg_p.
1918 (mips_arg_info): Rename to...
1919 (mips_get_arg_info): ...this and put the INFO argument first.
1920 (function_arg): Rename to...
1921 (mips_function_arg): ...this and use "rtx" instead of
1922 "struct rtx_def *". Only split structures into chunks if
1923 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1924 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1925 comparison with REAL_TYPE. Rename local variable REG to REGNO
1926 and make it unsigned.
1927 (function_arg_advance): Rename to...
1928 (mips_function_arg_advance): ...this.
1929 (function_arg_boundary): Rename to...
1930 (mips_function_arg_boundary): ...this.
1931 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1933 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1934 comparison with REAL_TYPE.
1935 (mips_function_value): Remove the FUNC argument. Rename local
1936 variable UNSIGNEDP to UNSIGNED_P.
1937 (mips_return_in_memory): Use IN_RANGE.
1938 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1939 to FUNCTION_ARG_ADVANCE.
1940 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1941 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1942 SIZE and RSIZE if needed.
1943 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1945 (build_mips16_function_stub): Rename to...
1946 (mips16_build_function_stub): ...this.
1947 (build_mips16_call_stub): Rename to...
1948 (mips16_build_call_stub): ...this. Make static, and return a
1949 "bool" rather than an "int". Rename the ARG_SIZE argument to
1950 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1951 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1952 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1954 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1955 are not sibling ones.
1956 (mips_emit_fcc_reload): Rename to...
1957 (mips_expand_fcc_reload): ...this.
1958 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1960 (mips_expand_unaligned_load): Rename to...
1961 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1962 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1964 (mips_expand_unaligned_store): Rename to...
1965 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1966 and BITPOS arguments type "HOST_WIDE_INT".
1967 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1968 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1970 (mips_init_split_addresses): Replace with...
1971 (mips_split_addresses_p): ...this new function.
1972 (mips_init_relocs): Check mips_split_addresses_p () rather than
1973 mips_split_addresses. Always initialize mips_split_p with booleans.
1974 (print_operand_reloc): Rename to...
1975 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1977 (print_operand): Rename to...
1978 (mips_print_operand): ...this.
1979 (print_operand_address): Rename to...
1980 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1981 (mips_in_small_data_p): Simplify.
1982 (mips_output_ascii): Remove the PREFIX argument and "register"
1983 keywords. Use the STRING parameter directly and cast to
1985 (mips16e_collect_argument_save_p): Use IN_RANGE.
1986 (mips_function_has_gp_insn): Simplify.
1987 (mips_set_return_address): Use BITSET_P.
1988 (mips_restore_gp): Use a separate statement to pick the base
1990 (mips_output_function_prologue): Use a local FRAME variable.
1991 (mips_save_reg): Pass booleans to mips_subword.
1992 (mips_expand_prologue): Use a local FRAME variable. Use
1993 cprestore_size to detect when .cprestore is needed.
1994 (mips_restore_reg): Use GP_REG_FIRST.
1995 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1996 rather than "int". Use local FRAME and REGNO variables.
1997 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1998 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2000 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2001 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2002 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2003 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2004 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2005 (builtin_description): Rename to...
2006 (mips_builtin_description): ...this.
2007 (mips_bdesc): Rename to...
2008 (mips_ps_bdesc): ...this.
2009 (sb1_bdesc): Rename to...
2010 (mips_sb1_bdesc): ...this.
2011 (dsp_bdesc): Rename to...
2012 (mips_dsp_bdesc): ...this.
2013 (dsp_32only_bdesc): Rename to...
2014 (mips_dsp_32only_bdesc): ...this.
2015 (bdesc_map): Rename to...
2016 (mips_bdesc_map): ...this.
2017 (bdesc_arrays): Rename to...
2018 (mips_bdesc_arrays): ...this.
2019 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2020 Tweak error message.
2021 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2022 Rename local variables I and J to OPNO and ARGNO respectively.
2023 Assert that the number of arguments is no more than the number of
2025 (mips_expand_builtin_compare): Use an array of arguments rather
2026 than an array of operands. Assert that the number of operands is
2028 (add_constant): Rename to...
2029 (mips16_add_constant): ...this. Use XNEW.
2030 (dump_constants_1): Rename to...
2031 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2032 (dump_constants): Rename to...
2033 (mips16_emit_constants): ...this.
2034 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2035 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2036 Assign mips16_p to was_mips16_p.
2037 (mips_parse_cpu): Tweak warning message.
2038 (override_options): Rename to...
2039 (mips_override_options): ...this. Move the mips_cost initialization
2040 out of the "shared with GAS" block. Quote option names in error
2042 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2043 (mips_order_regs_for_local_alloc): Remove register keyword.
2045 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2047 * system.h (IN_RANGE): Cast each argument individually.
2049 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2051 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2052 MIPS16 code unless using o32 or o64.
2054 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2056 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2057 for modes smaller than 4 bytes.
2058 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2061 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2063 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2064 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2065 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2066 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2068 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2070 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2071 sibling calls to "mips16" functions if the function satisfies
2072 const_call_insn_operand.
2074 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2076 * config/mips/mips.c (mips_va_start): Fix types in calls
2079 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2081 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2084 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2086 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2087 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2088 instead of checking mips_isa.
2090 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2092 * doc/invoke.texi (-mpaired-single): Don't say that the option
2093 requires 64-bit code.
2094 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2095 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2096 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2097 V2SF if ISA_MIPS32R2.
2098 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2099 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2100 to ISA_HAS_NMADD_NMSUB.
2101 (mips_split_doubleword_move): Handle V2SF.
2102 (mips_modes_tieable_p): New function.
2103 (override_options): Report a warning rather than an error when
2104 -mpaired-single is used on ISAs that don't support it; use
2105 ISA_HAS_PAIRED_SINGLE to check that case.
2106 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2107 and DF move splitters with a single MOVE64 splitter, thereby adding
2108 a V2SF splitter too.
2109 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2110 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2111 (HALFMODE): Add V2SF.
2112 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2113 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2114 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2115 (movv2sf_hardfloat_32bit): New pattern.
2116 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2117 TARGET_DOUBLE_FLOAT conditions.
2119 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2121 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2122 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2123 64-bit register in 64-bit libgcc.
2125 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2127 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2128 * config/avr/avr.h (LINK_SPEC): Likewise.
2129 (CRT_BINUTILS_SPECS): Likewsie.
2130 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2132 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2134 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2135 and -Wfatal-errors together.
2137 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2140 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2141 change for vrsave, ie restore after frame pop.
2143 2007-10-19 David S. Miller <davem@davemloft.net>
2145 * config/sparc/niagara2.md: Fix copyright notice.
2147 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2149 PR tree-optimization/23820
2150 PR tree-optimization/24309
2151 PR tree-optimization/33766
2152 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2153 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2154 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2155 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2156 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2157 (linear_transform_loops): Use perfect_loop_nest_depth.
2158 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2159 should have a single condition: their exit.
2161 2007-10-19 Richard Guenther <rguenther@suse.de>
2165 * stor-layout.c (layout_type): Assert that aggregates do not
2166 have their alias sets set.
2167 * alias.c (get_alias_set): Return alias set zero for incomplete
2168 types, return the alias set of the element for incomplete array
2169 types, but do not remember these.
2171 2007-10-19 Richard Guenther <rguenther@suse.de>
2174 2007-10-19 Richard Guenther <rguenther@suse.de>
2177 * tree.c (build_array_type): Do not re-layout unbound array
2180 2007-10-19 Richard Guenther <rguenther@suse.de>
2183 * tree.c (build_array_type): Do not re-layout unbound array
2186 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2188 * config/mips/mips.c (mips_canonicalize_comparison): Check
2189 mips_relational_operand_ok_p before trying to rewrite the test.
2190 Only calculate PLUS_ONE if needed.
2191 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2194 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2196 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2199 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2201 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2202 the call uses the incoming value of $2.
2204 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2206 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2207 rather then gen_rtx_MEM.
2208 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2210 (mips_set_return_address): Likewise.
2211 (mips_restore_gp): Likewise.
2213 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2215 * config/mips/mips.c (gpr_mode): Delete.
2216 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2217 instead of gpr_mode.
2218 (mips_for_each_saved_reg): Likewise.
2219 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2220 (override_options): Don't initialize gpr_mode.
2221 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2223 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2225 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2227 (mips_class_max_nregs): Calculate the smallest consituent register
2228 size and use that to determine an upper bound on the number of
2231 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2233 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2235 (mips_expand_epilogue): ...here.
2236 (mips_mdebug_abi_name): New function, split out from...
2237 (mips_file_start): ...here.
2238 (mips_hard_regno_mode_ok_p): New function, split out from...
2239 (override_options): ...here.
2240 (mips_expand_builtin_1): New function, split out from...
2241 (mips_expand_buitin): ...here. Abort if we don't recognize
2244 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2246 * config/mips/mips.c (build_mips16_function_stub): Load the
2247 target address into $1 before transfering the arguments.
2248 Don't use ".set noreorder".
2249 (build_mips16_call_stub): Likewise.
2251 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2253 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2254 (mips_output_64bit_xfer): Likewise.
2255 (mips16_fp_args): Rename to...
2256 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2257 with a DIRECTION argument. Use mips_output_32bit_xfer and
2258 mips_output_64bit_xfer.
2259 (build_mips16_function_stub): Update accordingly.
2260 (mips16_fpret_double): Delete.
2261 (build_mips16_call_stub): Update after above changes.
2262 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2263 of mips16_fpret_double. Use GP_REG_RETURN.
2265 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2267 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2268 use asm_out_file instead.
2269 (build_mips16_function_stub): Likewise.
2270 (build_mips16_call_stub, mips_output_function_prologue): Update
2273 2007-10-18 David S. Miller <davem@davemloft.net>
2275 Add Niagara-2 support.
2276 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2277 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2278 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2279 (include): Add inclusion of niagara2.md
2280 * config/sparc/sparc.c (niagara2_costs): New.
2281 (sparc_override_options): Add niagara2 entry to cpu_default[]
2282 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2283 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2284 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2285 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2286 (sparc64_initialize_trampoline): Likewise.
2287 (sparc_use_sched_lookahead): Likewise.
2288 (sparc_issue_rate): Likewise.
2289 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2291 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2292 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2293 TARGET_CPU_niagara2.
2294 (PROCESSOR_NIAGARA2): New.
2295 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2296 (BRANCH_COST): Likewise.
2297 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2298 * config/sparc/sol2.h: Likewise.
2299 * config/sparc/niagara2.md: New file.
2301 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2303 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2305 (mips_compute_frame_info): Remove associated code.
2306 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2308 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2310 * config/mips/mips-protos.h (compute_frame_size): Delete.
2311 * config/mips/mips.h: Update comments.
2312 * config/mips/mips.c (mips_frame_info): Remove initialized.
2313 (compute_frame_size): Rename to...
2314 (mips_compute_frame_info): ...this and make static. Remove the
2315 SIZE argument and return no value. Remove the setting of initialized.
2316 Update rest of file accordingly.
2317 (mips_set_return_address): Don't call compute_frame_size.
2318 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2319 Don't call compute_frame_size.
2321 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2323 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2324 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2325 mips_hard_frame_pointer_required.
2326 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2327 large MIPS16 frames.
2328 * config/mips/mips.c (mips_frame_pointer_required): New function.
2330 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2332 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2333 and hard_frame_pointer_offset.
2334 (mips_debugger_offset): Use hard_frame_pointer_offset.
2335 (mips16e_collect_argument_save_p): Likewise.
2336 (compute_frame_size): Initialize arg_pointer_offset and
2337 hard_frame_pointer_offset.
2338 (mips_initial_elimination_offset): Use them.
2339 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2340 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2342 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2344 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2346 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2347 "unsigned int" rather than "int" and put them with the other
2348 register-related fields. Put expanded comments above fields
2349 rather than to their right.
2350 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2351 with a NUM_REGS_PTR argument.
2352 (mips16e_save_restore_pattern_p): Update accordingly.
2353 (compute_frame_size): Clarify frame diagram. Rewrite.
2355 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2357 * config/mips/mips-ftypes.def: New file.
2358 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2359 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2360 (mips_function_type): Redefine using mips-ftypes.def.
2361 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2362 (mips_builtin_vector_type): New function.
2363 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2364 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2365 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2366 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2368 (mips_build_function_type): New function.
2369 (mips_init_builtins): Use it to create types lazily.
2371 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2373 * config/mips/mips.h (set_volatile): Delete.
2374 * config/mips/mips.c (set_volatile): Delete.
2375 (mips_print_operand_punctuation): New function, split out from
2376 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2377 Use the same character ordering in the code and the comments.
2378 Use a recursive call to handle '*'. Abort on unknown characters.
2379 (mips_init_print_operand_punct): New function, split out from
2381 (mips_print_int_branch_condition): New function, split out from
2382 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2383 to report unexpected codes.
2384 (mips_print_float_branch_condition): New function, split out from
2385 print_operand. Use output_operand_lossage to report unexpected codes.
2386 (print_operand): Rework to use a case statement. Use the
2387 same letter ordering in the code and the comments. Use
2388 output_operand_lossage to report unexpected codes and
2389 reverse_condition to handle inverted branch conditions.
2390 (override_options): Use mips_init_print_operand_punct.
2392 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2394 * config/mips/mips.h: Move variable declarations to end of file and
2395 enclose them all in #ifndef USED_FOR_TARGET.
2396 * config/mips/mips.c: Reorder functions into more logical groups,
2397 and so that callees appear before callers. Put the targetm
2398 initializer at the end of the file. Remove forward static
2399 declarations where possible.
2400 (mips_init_builtins): Add "static" to definition.
2401 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2403 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2405 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2406 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2407 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2408 (mips_set_mips16_mode): Initialize min_anchor_offset and
2409 max_anchor_offset directly to constants.
2411 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2413 * config/mips/mips.c: Delete trailing whitespace.
2415 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2417 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2418 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2420 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2421 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2423 2007-10-18 David Daney <ddaney@avtrex.com>
2425 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2426 reg_offset variable to calculate register locations.
2428 2007-10-18 Richard Guenther <rguenther@suse.de>
2430 * tree-ssa.c (uid_ssaname_map_eq): New function.
2431 (uid_ssaname_map_has): Likewise.
2432 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2433 * tree-flow.h (struct gimple_df): Make default_defs a
2435 * tree-dfa.c (gimple_default_def): Deal with it.
2436 (set_default_def): Likewise.
2438 2007-10-18 Richard Guenther <rguenther@suse.de>
2440 * tree-flow.h (struct gimple_df): Make referenced_vars
2442 (uid_decl_map_eq): Declare.
2443 (uid_decl_map_hash): Likewise.
2444 * tree-ssa.c (uid_decl_map_eq): New function.
2445 (uid_decl_map_hash): Likewise.
2446 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2447 * tree-flow-inline.h (first_referenced_var): Deal with
2448 the referenced_vars representation change.
2449 (next_referenced_var): Likewise.
2450 * tree-dfa.c (referenced_var_lookup): Likewise.
2451 (referenced_var_check_and_insert): Likewise.
2452 (remove_referenced_var): Likewise.
2454 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2456 * config/mips/mips.c (mips_dwarf_register_span): New.
2457 (TARGET_DWARF_REGISTER_SPAN): Define.
2459 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2461 * config.gcc : update score-*-elf(extra_objs).
2462 * config/score/mac.md : Remove.
2463 * config/score/misc.md : Remove.
2464 * config/score/score7.md : Remove.
2465 * config/score/score-mdaux.h : Remove.
2466 * config/score/score-mdaux.c : Remove.
2467 * config/score/score-version.h : Remove.
2468 * config/score/score-generic.md : New.
2469 * config/score/score3.h : New.
2470 * config/score/score3.c : New.
2471 * config/score/score7.h : New.
2472 * config/score/score7.c : New.
2473 * config/score/mul-div.S : add flush_cache score3 support.
2474 * config/score/elf.h : Fix some typos.
2475 * config/score/score.md : merge score3 and score7 pattern.
2476 * config/score/score.c : use to seperate which target it used.
2477 * config/score/score.h : use to seperate the target macro.
2478 * config/score/score.opt : remove -mmac option , add -mscore3,
2479 -mscore3d and -march OPTION support.
2481 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2483 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2484 that the offset of a variable is not greater than the size
2487 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2489 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2490 atmega88p, atmega168p and atmega328p devices.
2491 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2492 (CRT_BINUTILS_SPECS): (Ditto.).
2493 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2495 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2497 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2499 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2500 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2501 (print_insn): Move declaration to ...
2502 * rtl.h (print_insn): ... here.
2504 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2506 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2507 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2508 m68k_sched_branch_type): Move declarations to ...
2509 * config/m68/m68k-protos.h: ... here.
2511 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2513 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2515 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2517 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2518 * config/avr/avr.h (LINK_SPEC): Likewise.
2519 (CRT_BINUTILS_SPECS): Likewsie.
2520 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2522 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2524 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2525 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2526 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2528 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2531 * reg-stack.c (move_for_stack_reg): Swap input argument of
2532 UNSPEC_TAN insn to the top of the stack.
2534 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2537 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2538 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2539 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2540 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2541 immediate shift value.
2542 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2543 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2544 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2545 Remove macros for !__OPTIMIZE__ case.
2547 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2549 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2551 (perform_var_substitution): Only DFS from real nodes. Don't test
2553 (unite_pointer_equivalences): Fix broken test.
2555 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2557 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2558 altivec sp_offset. Rearrange sp_offset assignments to
2559 correspond to stack adjustments. Use frame_reg_rtx for
2560 SPE register restores. Correct SPE stack adjustment.
2562 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2564 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2565 * toplev.c (check_global_declaration_1): Use appropriate warning
2566 option instead of unnamed warning.
2567 * stor-layout.c (layout_decl): Likewise.
2568 * c-typeck.c (build_conditional_expr): Likewise.
2569 (build_compound_expr): Fix wrong comment.
2570 (build_binary_op): Use appropriate warning option instead of
2572 * cfgexpand.c (tree_expand_cfg): Likewise.
2573 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2574 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2575 (execute_warn_function_return): Likewise.
2576 * stmt.c (warn_if_unused_value): Likewise.
2578 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2580 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2581 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2583 (CRT_BINUTILS_SPECS): Likewsie.
2584 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2586 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2589 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2591 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2593 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2594 (fini_dce): Only release them for the fast pass.
2595 (end_ud_dce): Delete.
2596 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2597 Call fini_dce instead of end_ud_dce.
2598 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2599 (run_fast_df_dce): Reset df_in_progress to false on exit.
2601 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2602 Maxim Kuvyrkov <maxim@codesourcery.com>
2604 * target.h (unspec_may_trap_p): New target hook.
2605 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2606 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2608 * targhooks.h (default_unspec_may_trap_p): Declare it.
2609 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2610 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2611 * rtl.h (may_trap_p_1): Declare.
2613 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2614 override default hook implementation.
2615 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2618 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2620 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2621 options enabled by Wextra and mention Wuninitialized.
2623 2007-10-15 Nigel Stephens <nigel@mips.com>
2625 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2627 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2629 PR tree-optimization/33136
2630 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2632 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2634 PR tree-optimization/33735
2635 PR tree-optimization/33572
2636 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2637 2007-10-09's change.
2638 * except.c (duplicate_eh_regions): Don't look for prev_try
2639 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2641 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2644 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2645 __builtin_va_arg_pack-containing call stmt.
2647 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2649 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2652 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2654 PR tree-optimization/33619
2655 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2658 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2660 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2662 2007-10-15 Richard Guenther <rguenther@suse.de>
2664 * fold-const.c (extract_array_ref): Remove.
2665 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2666 generic address expression comparison folding. Remove
2667 the folding that used extract_array_ref.
2669 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2672 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2673 speculation type of insn can be changed before trying to do that.
2675 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2677 * dse.c (struct insn_info): Add 'frame_read' field.
2678 (scan_insn): For the call to a const function, set frame_read if
2679 reload has been run.
2680 If the insn reads the frame, kill the frame related stores.
2681 (scan_reads_nospill): Likewise.
2683 2007-10-14 Jason Merrill <jason@redhat.com>
2685 * tree-eh.c (optimize_double_finally): Don't assume that the
2686 cleanup we're duplicating is only one statement.
2688 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2690 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2691 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2692 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2693 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2694 tree-vect-transform.c: Fix comment typos.
2695 * doc/extend.texi: Fix a typo.
2697 * c-common.h: Remove the prototype for c_expand_body.
2698 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2699 * tree.h: Remove the prototype for fold_build_call_expr.
2701 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2703 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2705 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2707 * config/rs6000/aix53.h: New file.
2708 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2709 (TARGET_ALTIVEC_ABI): Same.
2710 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2711 (TARGET_ALTIVEC_ABI): Delete.
2712 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2713 stanza defaulting to aix5.3.
2715 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2717 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2718 (strmov): Use defined constants.
2719 (cmpstrnsi): Likewise.
2720 * config/i386/i386.c (decide_alg): Use defined constants.
2721 (ix86_expand_strlen): Likewise.
2723 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2725 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2726 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2727 (mode_for_reg_attrs, var_lowpart): New functions.
2728 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2729 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2730 or copy is known, set LOC to the SET that performs the set, instead
2732 (find_src_status, find_src_set_src): Remove LOC parameter.
2733 Replace INSN with the source value.
2734 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2735 handling MO_SET and MO_COPY. Update the calls to find_src_status
2736 and find_src_set_src.
2738 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2741 * config/i386/i386.md (strmov): Check for esi and edi usage.
2742 * config/i386/i386.c (decide_alg): Check whether we can use a
2743 rep prefix and adjust algorithm choice accordingly.
2744 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2746 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2748 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2750 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2752 * global.c (build_insn_chain): Formatting fixes.
2754 2007-10-12 Richard Guenther <rguenther@suse.de>
2756 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2757 combining both operands require either both have single uses
2758 or combining to a constant.
2760 2007-10-12 Richard Guenther <rguenther@suse.de>
2763 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2764 a rhs with side-effects or which is a load.
2765 (forward_propagate_into_cond): Also try combining both operands.
2767 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2769 PR tree-optimization/33742
2770 * tree-vect-transform.c (vectorizable_operation): Return false
2771 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2772 (vectorizable_call): Same for rhs_type and lhs_type.
2774 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2776 PR tree-optimization/33645
2777 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2778 pass it to walk_tree.
2779 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2780 When calling set_is_used on a VAR_DECL, if data is not NULL and
2781 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2782 DECL_INITIAL after clearing the bit in bitmap.
2783 (remove_unused_locals): Adjust mark_all_vars_used callers.
2784 Instead of removing unused global vars from unexpanded_var_list
2785 immediately record them in bitmap, call mark_all_vars_used on
2786 all used global vars from unexpanded_var_list and only purge
2787 global vars that weren't found used even during that step.
2789 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2791 * gthr-posix.h (__gthread_active_init): Create detached instead of
2792 joinable thread when testing whether threads are active on hppa-hpux.
2793 * gthr-posix95.h (__gthread_active_init): Likewise.
2795 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2798 * global.c (build_insn_chain): Include insn that occur between
2801 2007-10-11 Tom Tromey <tromey@redhat.com>
2803 * gengtype-yacc.y: Delete.
2805 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2807 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2808 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2809 function_value_32, function_value_64, function_value_ms_64,
2810 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2811 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2814 2007-10-11 Richard Guenther <rguenther@suse.de>
2816 * gcse.c (hash_scan_set): If the next nonnote insn is in
2817 a different basic block insert the set.
2819 2007-10-11 Richard Guenther <rguenther@suse.de>
2822 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2823 (verify_gimple_expr): Use it to verify pointer-to types for
2826 2007-10-11 Richard Guenther <rguenther@suse.de>
2829 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2830 the array element type.
2832 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2834 PR rtl-optimization/33638
2835 * dse.c (struct insn_info): Remove 'stack_read' field,
2836 add 'stack_pointer_based' field.
2837 (record_store): For a store with non-constant base, record
2838 whether it is stack pointer based.
2839 (scan_insn): For the call to a const function, remove stack
2840 pointer based stores from the list of local active stores.
2841 (scan_reads_nospill): Delete code dealing with const functions.
2843 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2845 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2847 (conflict_p, set_conflict, set_conflicts): Likewise.
2848 * global.c (global_alloc): Likewise.
2849 * ra.h: Update prototypes.
2851 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2853 * opth-gen.awk: Fixed generation of comment stating the origin
2856 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2859 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2860 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2861 and '%}', respectively.
2864 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2865 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2866 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2868 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2872 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2873 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2874 syntax for ASSEMBLER_DIALECT.
2875 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2877 2007-10-10 Revital Eres <eres@il.ibm.com>
2879 * modulo-sched.c (check_nodes_order): Dump the final order of
2881 (get_sched_window): Add dump info.
2882 (calculate_order_params): Dump order params of the nodes.
2884 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2887 * ra-conflict.c (record_one_conflict_between_regnos,
2888 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2889 (global_conflicts): Enhanced incorrect check.
2891 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2893 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2894 if flag_exceptions is not set.
2895 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2896 assemble_name rather than incorrectly emulating it.
2898 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2899 friends are removed from G++.
2901 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2903 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2904 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2905 enabling them is redundant. Don't check two times for
2908 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2910 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2912 (set_conflicts_for_earlyclobber): Likewise.
2913 (global_conflicts): Likewise.
2915 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2917 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2918 and '%}', respectively.
2920 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2922 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2923 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2925 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2928 2007-10-09 Richard Guenther <rguenther@suse.de>
2931 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2932 of referenced structure and component.
2934 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2937 * ra-conflict.c (record_one_conflict_between_regnos,
2938 set_conflicts_for_earlyclobber, global_conflicts): Improved
2940 (global_conflicts): Removed incorrect check.
2942 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2944 PR tree-optimization/33615
2945 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2946 if the statement might throw. Fix formatting.
2948 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2950 PR tree-optimization/33615
2951 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2952 if the rhs might throw.
2954 2007-10-09 Jan Hubicka <jh@suse.cz>
2956 * invoke.texi (align-threshold, align-loop-iterations): Document.
2957 * final.c: Include cfgloop.h, params.h
2958 (compute_alignments): Dump decisions and compare them with loop
2959 structure; honor given parameters.
2960 (pass_compute_alignments): New dump file.
2961 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2962 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2964 2007-10-09 James E. Wilson <wilson@specifix.com>
2966 PR tree-optimization/33655
2968 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2969 convert it to bitsizetype before size_binop call.
2971 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2973 PR tree-optimization/33572
2974 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2975 the absence of a corresponding edge from the exit block.
2977 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2980 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2982 (sra_build_assignment): Likewise. Set up mask depending on
2983 precision, not type.
2984 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2985 computing bit masks.
2986 (sra_build_elt_assignment): Don't view-convert from signed to
2988 (sra_explode_bitfield_assignment): Use bit-field type if
2989 possible. Use BYTES_BIG_ENDIAN.
2991 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2994 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2995 the original stmt can throw.
2996 (sra_build_bf_assignment): Fix type mismatch when applying negated
2999 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3001 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3002 '#pragma mark' to be executed at preprocessing time.
3004 2007-10-08 Ollie Wild <aaw@google.com>
3006 * varasm.c (compare_constant): Removed call to
3007 lang_hooks.expand_constant.
3008 (copy_constants): Removed call to lang_hooks.expand_constant.
3009 (compute_reloc_for_constant): Removed call to
3010 lang_hooks.expand_constant.
3011 (output_addressed_constants): Removed call to
3012 lang_hooks.expand_constant.
3013 (constructor_static_from_elts_p): Removed call to
3014 lang_hooks.expand_constant.
3015 (output_constant): Removed calls to lang_hooks.expand_constant.
3016 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3017 * langhooks-def.h (lhd_return_tree): Removed.
3018 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3019 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3020 * langhooks.c (lhd_return_tree): Removed.
3022 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3024 * combine.c (setup_incoming_promotions): Ensure that
3025 arguments that have not undergone mode promotions do not
3026 incorrectly get marked as being sign- or zero-extended.
3028 2007-10-08 Richard Guenther <rguenther@suse.de>
3033 * fold-const.c (fold_binary): Use correct types in folding
3034 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3035 and building of RROTATE_EXPR.
3037 2007-10-08 Richard Guenther <rguenther@suse.de>
3042 * fold-const.c (fold_binary): Use the correct types when
3043 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3044 (fold_binary): Use the correct types when folding
3045 (-A) - B to (-B) - A.
3046 (fold_unary): Use the correct types when folding ~(X).
3048 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3050 * doc/invoke.texi (Wall): fix formatting issues.
3052 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3054 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3055 truncated shift counts.
3057 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3059 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3060 syntax for ASSEMBLER_DIALECT.
3061 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3063 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3064 Nathan Froyd <froydnj@codesourcery.com>
3066 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3067 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3069 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3072 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3074 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3075 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3076 the function, temporarily point the debug interface to the null one.
3078 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3080 PR tree-optimization/33655
3082 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3085 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3087 PR tree-optimization/33572
3088 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3089 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3090 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3092 (copy_edges_for_bb): Handle nonlocal label edges.
3093 (make_nonlocal_label_edges): Deleted.
3094 (optimize_inline_calls): Don't call it.
3096 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3098 * gthr-single.h: Revert last change.
3100 2007-10-05 Michael Matz <matz@suse.de>
3103 * lower-subreg.c (decompose_multiword_subregs): Use
3104 validate_unshare_change().
3106 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3108 * ra-conflict.c: Include "sparseset.h".
3109 (conflicts): Change to HOST_WIDEST_FAST_INT.
3110 (allocnos_live): Redefine variable as a sparseset.
3111 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3113 (allocno_row_words): Removed global variable.
3114 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3115 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3116 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3117 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3119 (record_one_conflict): Update uses of allocnos_live to use
3120 the sparseset routines. Use set_conflicts_p.
3121 (mark_reg_store): Likewise.
3122 (set_reg_in_live): Likewise.
3123 (global_conflicts): Update uses of allocnos_live.
3124 Use the new adjacency list to visit an allocno's neighbors
3125 rather than iterating over all possible allocnos.
3126 Call set_conflicts_p to setup conflicts rather than adding
3128 * global.c: Comments updated.
3129 (CONFLICTP): Delete define.
3130 (regno_compare): New function. Add prototype.
3131 (global_alloc): Sort the allocno to regno mapping according to
3132 which basic blocks the regnos are referenced in. Modify the
3133 conflict bit matrix to a compressed triangular bitmatrix.
3134 Only allocate the conflict bit matrix and adjacency lists if
3135 we are actually going to allocate something.
3136 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3137 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3138 allocno's neighbors rather than iterating over all possible allocnos.
3139 (mirror_conflicts): Removed function.
3140 (dump_conflicts): Iterate over regnos rather than allocnos so
3141 that all dump output will be sorted by regno number.
3142 Use the FOR_EACH_CONFLICT macro.
3143 * ra.h: Comments updated.
3144 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3145 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3147 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3148 (adjacency_list_d, adjacency_iterator_d): New types.
3149 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3150 adjacency_iter_next, regno_basic_block): New static inline functions.
3151 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3152 (conflict_p): Add function prototype.
3153 * sparseset.h, sparseset.c: New files.
3154 * Makefile.in (OBJS-common): Add sparseset.o.
3155 (sparseset.o): New rule.
3157 2007-10-05 Richard Guenther <rguenther@suse.de>
3160 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3163 2007-10-05 Michael Matz <matz@suse.de>
3166 * function.c (match_asm_constraints_1): Check for input
3167 being used in the outputs.
3169 2007-10-05 Richard Guenther <rguenther@suse.de>
3171 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3173 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3176 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3177 subset checks. Make the cost of FPR -> FPR moves depend on
3178 mips_mode_ok_for_mov_fmt_p.
3180 2007-10-04 Doug Kwan <dougkwan@google.com>
3182 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3183 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3184 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3185 support of conditional variables.
3186 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3187 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3188 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3189 support of conditional variables.
3190 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3191 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3192 conditional variables.
3193 * gthr.h: Update comments to document new interface.
3195 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3197 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3200 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3202 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3204 2007-10-04 Richard Guenther <rguenther@suse.de>
3207 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3208 does not need to be of INTEGER_TYPE.
3209 (verify_gimple_2): New function split out from ...
3210 (verify_gimple_1): ... here. ICE if there was an error during
3213 2007-10-04 Michael Matz <matz@suse.de>
3215 PR rtl-optimization/33653
3216 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3217 * dse.c (scan_insn): Same.
3219 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3221 * config.gcc: Remove USE_GAS for m68k targets.
3223 2007-10-04 Richard Guenther <rguenther@suse.de>
3225 PR tree-optimization/33627
3226 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3227 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3229 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3230 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3232 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3234 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3235 commands_in_epilogues): Remove variables.
3236 (avr_file_start): Remove unneded initializations of commands_in_file,
3237 commands_in_prologues and commands_in_epilogues variables.
3238 (avr_file_end): Remove dead code.
3240 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3242 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3243 MOTOROLA is to true.
3245 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3248 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3249 (mips_split_doubleword_move): ...this.
3250 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3251 use natural endianness for multi-format FPR values.
3252 (mips_split_64bit_move): Rename to...
3253 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3254 Use move_doubleword_fpr* patterns for moves involving FPRs.
3255 (mips_save_reg): Update the call to mips_split_64bit_move.
3256 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3257 nonzero constant into an FPR if the constant can be forced to memory.
3258 * config/mips/mips.md: Update the splitter calls to
3259 mips_split_64bit_move.
3260 (UNSPEC_LOAD_DF_LOW): Rename to...
3261 (UNSPEC_LOAD_LOW): ...this.
3262 (UNSPEC_LOAD_DF_HIGH): Rename to...
3263 (UNSPEC_LOAD_HIGH): ...this.
3264 (UNSPEC_STORE_DF_HIGH): Rename to...
3265 (UNSPEC_STORE_WORD): ...this.
3266 (SPLITF): New mode iterator.
3267 (HALFMODE): New mode attribute.
3268 (movtf): New expander.
3269 (*movtf_internal): New define_insn_and_split.
3270 (move_doubleword_fpr<mode>): New expander.
3271 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3273 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3274 (mfhc1<mode>): ...these more general patterns.
3276 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3278 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3280 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3282 * gcse.c (hash_scan_set): Insert set in insn before note at
3283 the end of basic block.
3285 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3287 PR tree-optimization/33576
3288 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3289 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3290 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3291 (remove_iv): Declared.
3292 * lambda-code.c (remove_iv): Not static.
3293 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3294 Don't remove ivs there, save ivs in the buffer.
3296 2007-10-03 Jason Merrill <jason@redhat.com>
3299 * tree-eh.c (same_handler_p): New fn.
3300 (optimize_double_finally): New fn.
3301 (refactor_eh_r): New fn.
3302 (refactor_eh): New fn.
3303 (pass_refactor_eh): New pass.
3304 * tree-pass.h: Declare it.
3305 * passes.c (init_optimization_passes): Add it.
3307 2007-10-03 Doug Kwan <dougkwan@google.com>
3308 Richard Guenther <rguenther@suse.de>
3311 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3312 be conservative instead.
3314 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3317 * doc/invoke.texi (-fwhole-program): Document that Fortran
3318 doesn't support this option.
3320 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3323 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3326 2007-10-02 David Daney <ddaney@avtrex.com>
3328 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3329 against constant zero.
3330 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3333 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3335 * ra-conflict.c: New file.
3337 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3338 usage to DF_LIVE usage.
3339 (reload): Remove reference to df_get_live_top.
3340 * rtlanal.c (subreg_nregs_with_regno): New function.
3341 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3342 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3343 (df_has_eh_preds): Removed.
3344 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3345 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3347 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3348 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3349 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3350 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3351 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3352 (global_alloc): Turn off rescanning insns after call to
3353 global_conflicts and added call to set_preferences.
3354 (global_conflicts): Moved to ra-alloc.c.
3355 (set_preferences_1, set_preferences): New function.
3356 (mirror_conflicts): Changed types for various variables.
3357 (mark_elimination): Change DF_RA_LIVE
3358 usage to DF_LIVE usage.
3359 (build_insn_chain): Rewritten from scratch and made local.
3360 (print_insn_chain, print_insn_chains): New functions.
3361 (dump_conflicts): Do not print conflicts for fixed_regs.
3362 (rest_of_handle_global_alloc): Turn off insn rescanning.
3363 * hard-reg-set.h: Fixed comment.
3364 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3365 usage to DF_LIVE usage and delete refs to TOP sets.
3366 (block_alloc): Mark regs as live if they are in the artificial
3367 defs at top of block.
3368 (find_stack_regs): New function.
3369 (rest_of_handle_local_alloc): Changed urec problem to live
3370 problem and do not turn off df rescanning.
3371 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3372 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3373 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3374 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3375 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3376 fields in df_ref_flags. The rest have been renumbered.
3377 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3379 * rtl.h (subreg_nregs_with_regno): New function.
3380 * df-problems.c: (df_get_live_out, df_get_live_in,
3381 df_get_live_top): Removed reference to DF_RA_LIVE.
3382 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3383 df_live_alloc, df_live_reset, df_live_local_finalize,
3384 df_live_free): Make top set only if different from in set.
3385 (df_lr_top_dump, df_live_top_dump): Only print top set if
3386 different from in set.
3387 (df_lr_bb_local_compute): Removed unnecessary check.
3388 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3389 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3390 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3391 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3392 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3393 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3394 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3395 df_urec_add_problem): Removed.
3396 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3398 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3399 * basic_block.h (bb_has_abnormal_pred): New function.
3400 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3401 usage to DF_LIVE usage.
3403 2007-10-02 Revital Eres <eres@il.ibm.com>
3405 * config/rs6000/predicates.md (easy_vector_constant): Return false
3406 for 750CL paired vectors.
3407 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3409 (vec_initv2sf): Add new description.
3410 (vconcatsf): Likewise.
3411 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3412 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3414 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3416 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3417 sinking the last stmt in a BB.
3419 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3422 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3423 (sra_hash_tree): Handle BIT_FIELD_REFs.
3424 (sra_elt_hash): Don't hash bitfld blocks.
3425 (sra_elt_eq): Skip them in parent compares as well. Handle
3427 (build_element_name_1): Handle BIT_FIELD_REFs.
3428 (instantiate_element): Propagate nowarn from parents. Create
3429 BIT_FIELD_REF for variables that are widened by scalarization.
3430 Gimple-zero-initialize all bit-field variables that are not
3431 part of parameters that are going to be scalarized on entry.
3432 (instantiate_missing_elements_1): Return the sra_elt.
3433 (canon_type_for_field): New.
3434 (try_instantiate_multiple_fields): New. Infer widest possible
3435 access mode from decl or member type, but clip it at word
3436 size, and only widen it if a field crosses an alignment
3438 (instantiate_missing_elements): Use them.
3439 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3440 (scalar_bitfield_p): New.
3441 (sra_build_assignment): Optimize assignments from scalarizable
3442 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3445 (sra_build_bf_assignment): New. Optimize assignments to
3446 scalarizable BIT_FIELD_REFs.
3447 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3448 assignments to full variables.
3449 (generate_copy_inout): Use the new macros and functions.
3450 (generate_element_copy): Likewise. Handle bitfld differences.
3451 (generate_element_zero): Don't recurse for blocks. Use
3452 sra_build_elt_assignment.
3453 (generate_one_element_init): Take elt instead of var. Use
3454 sra_build_elt_assignment.
3455 (generate_element_init_1): Adjust.
3456 (bitfield_overlap_info): New struct.
3457 (bitfield_overlaps_p): New.
3458 (sra_explode_bitfield_assignment): New. Adjust widened
3459 variables to account for endianness.
3460 (sra_sync_for_bitfield_assignment): New.
3461 (scalarize_use): Re-expand assignment to/from scalarized
3462 BIT_FIELD_REFs. Explode or sync needed members for
3463 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3464 (scalarize_copy): Use REPLDUP.
3465 (scalarize_ldst): Move assert before dereference. Adjust EH
3467 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3469 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3471 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3472 Rename CR_* constants to CMP_*. Fix spacing.
3474 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3477 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3478 to be processed with the special script doc/install.texi2html.
3480 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3482 * doc/invoke.texi (Wall): List the options enabled by Wall.
3483 (Wstrict-aliasing): Add missing @option.
3485 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3487 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3488 rather than gen_lowpart to change a register from DImode to DFmode.
3489 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3490 both FROM and TO are integer modes that are no bigger than 4 bytes.
3491 (mips_mode_ok_for_mov_fmt_p): New function.
3492 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3493 (mips_secondary_reload_class): Tweak formatting and comments.
3494 Use reg_class_subset_p instead of direct comparisons with
3495 classes. Only allow direct FPR<->FPR moves for modes that
3496 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3497 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3498 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3499 (*movdi_64bit): Likewise.
3500 (*movsi_internal): Likewise.
3501 (*movhi_internal): Likewise.
3502 (*movqi_internal): Likewise.
3504 2007-09-30 Diego Novillo <dnovillo@google.com>
3507 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3510 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3512 PR tree-optimization/33597
3513 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3514 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3516 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3518 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3519 instead of variants of (!reload_in_progress && !reload_completed).
3520 (x86_expand_vector_move): Ditto.
3522 2007-09-28 Ollie Wild <aaw@google.com>
3525 2007-09-27 Ollie Wild <aaw@google.com>
3527 * varasm.c (compare_constant): Removed call to
3528 lang_hooks.expand_constant.
3529 (copy_constants): Removed call to lang_hooks.expand_constant.
3530 (compute_reloc_for_constant): Removed call to
3531 lang_hooks.expand_constant.
3532 (output_addressed_constants): Removed call to
3533 lang_hooks.expand_constant.
3534 (constructor_static_from_elts_p): Removed call to
3535 lang_hooks.expand_constant.
3536 (output_constant): Removed calls to lang_hooks.expand_constant.
3537 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3538 * langhooks-def.h (lhd_return_tree): Removed.
3539 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3540 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3541 * langhooks.c (lhd_return_tree): Removed.
3543 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3546 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3547 argument to gen_selb.
3549 2007-09-28 Chao-ying Fu <fu@mips.com>
3551 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3552 * doc/libgcc.texi (Fixed-point fractional library routines):
3553 Fix typos for neg and cmp functions.
3555 2007-09-28 Michael Matz <matz@suse.de>
3557 PR rtl-optimization/33552
3558 * function.c (match_asm_constraints_1): Check for overlap in
3559 inputs and replace all occurences.
3561 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3563 * config/mips/mips.c (override_options): Fix comment typo.
3565 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3567 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3568 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3569 * config/bfin/t-bfin-linux (crti.o): Don't build.
3571 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3572 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3574 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3576 2007-09-27 Ollie Wild <aaw@google.com>
3578 * varasm.c (compare_constant): Removed call to
3579 lang_hooks.expand_constant.
3580 (copy_constants): Removed call to lang_hooks.expand_constant.
3581 (compute_reloc_for_constant): Removed call to
3582 lang_hooks.expand_constant.
3583 (output_addressed_constants): Removed call to
3584 lang_hooks.expand_constant.
3585 (constructor_static_from_elts_p): Removed call to
3586 lang_hooks.expand_constant.
3587 (output_constant): Removed calls to lang_hooks.expand_constant.
3588 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3589 * langhooks-def.h (lhd_return_tree): Removed.
3590 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3591 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3592 * langhooks.c (lhd_return_tree): Removed.
3594 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3597 * expr.c (emit_group_load_1): Split constant double when destination
3598 length is half source length.
3600 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3602 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3603 (mips_cpu_info): Add tune_flags.
3604 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3605 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3607 (override_options): Remove deprecation code. Use branch-likely
3608 instructions for optimize_size or if the tuning flags do not
3609 suggest otherwise. Tweak warning.
3610 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3612 2007-09-27 Matthias Klose <doko@ubuntu.com>
3614 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3615 multilib osdirname if it exists.
3616 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3618 2007-09-27 Ian Lance Taylor <iant@google.com>
3620 PR tree-optimization/33565
3621 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3622 assignments of comparisons.
3623 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3624 parameter. Change caller. Defer overflow warnings around call to
3626 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3627 TREE_NO_WARNING is set on the statement.
3628 * tree-ssa-forwprop.c
3629 (tree_ssa_forward_propagate_single_use_vars): Don't test
3630 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3631 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3633 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3635 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3636 reduce offset by units of 0x10000 for SPE vector modes or modes
3637 used with E500 double instructions.
3639 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3641 * simplify-rtx.c (comparison_result): New.
3642 (simplify_const_relational_operation): Use it instead of the five
3643 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3644 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3645 optimizations. Extract nonzero_address_p optimizations into a
3646 separate "if" together with optimizations where op1 is const0_rtx.
3647 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3648 floating-point arguments too when appropriate. Hoist test for ABS
3649 outside the final switch statement.
3650 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3651 folded_arg0 if we found a constant equivalent. Remove
3652 transformations done in simplify-rtx.c for "op0 RELOP op0".
3654 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3656 * builtins.c (expand_builtin, expand_builtin_object_size,
3657 expand_builtin_memory_chk, maybe_emit_chk_warning,
3658 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3660 * expr.c (expand_expr_real_1): Likewise.
3661 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3662 (lhd_print_error_function): Add third argument.
3663 * langhooks.h (struct diagnostic_info): Add forward decl.
3664 (struct lang_hooks): Add third argument to print_error_function.
3665 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3666 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3668 (diagnostic_report_current_function): Likewise.
3669 * toplev.c (announce_function): Pass NULL as second argument to
3670 diagnostic_set_last_function.
3671 * diagnostic.c (diagnostic_report_current_function): Add second
3672 argument, pass it as third argument to lang_hooks.print_error_function.
3673 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3674 to diagnostic_report_current_function.
3675 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3676 and message.abstract_origin.
3677 (verbatim): Initialize abstract_origin.
3678 * pretty-print.h (text_info): Add abstract_origin field.
3679 * pretty-print.c (pp_base_format): Handle %K.
3680 * langhooks.c (lhd_print_error_function): Add third argument. If
3681 diagnostic->abstract_origin, print virtual backtrace.
3682 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3683 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3684 (init_dynamic_diag_info): Likewise.
3686 2007-09-26 David Daney <ddaney@avtrex.com>
3689 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3690 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3691 sync_old_nand<mode>, sync_new_nand<mode>,
3692 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3693 Update length attributes.
3694 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3695 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3697 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3698 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3699 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3702 2007-09-26 Richard Guenther <rguenther@suse.de>
3704 PR tree-optimization/33563
3705 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3706 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3708 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3709 get_use_of_stmt_lhs.
3711 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3714 * c-common.c (complete_array_type): Diagnose too-large arrays and
3715 set type to error_mark_node.
3717 2007-09-26 Richard Guenther <rguenther@suse.de>
3719 PR tree-optimization/30375
3720 PR tree-optimization/33560
3721 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3725 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3727 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3728 (dse_global_data): Add aggregate_vardecl field.
3729 (dse_possible_dead_store_p): New.
3730 Add prev_defvar variable.
3731 Allow immediate uses and previous immediate uses to differ
3732 if they are setting different parts of the whole.
3733 (get_aggregate_vardecl): New.
3734 (dse_record_partial_aggregate_store): New.
3735 (dse_whole_aggregate_clobbered_p): New.
3736 (dse_partial_kill_p): New.
3737 Call dse_maybe_record_aggregate_store().
3738 When checking whether a STMT and its USE_STMT refer to the
3739 same memory address, check also for partial kills that clobber
3741 Move some variable definitions to the block where they are used.
3742 (aggregate_vardecl_hash): New.
3743 (aggregate_vardecl_eq): New.
3744 (aggregate_vardecl_free): New.
3745 (aggregate_whole_store_p): New.
3746 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3747 Mark which aggregate stores we care about.
3749 2007-09-25 DJ Delorie <dj@redhat.com>
3752 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3755 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3758 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3759 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3760 for vector int32 -> int64 conversions. Don't write beyond the end
3761 of the allocated vector for int32 -> int64 conversions.
3763 2007-09-25 Revital Eres <eres@il.ibm.com>
3765 * config/rs6000/paired.h (paired_sel): New.
3766 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3767 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3768 when expanding selv2sf.
3769 * config/rs6000/rs6000.h (rs6000_builtins): Add
3770 PAIRED_BUILTIN_SELV2SF4.
3772 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3775 * c-typeck.c (default_conversion): Call require_complete_type
3776 before perform_integral_promotions.
3777 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3778 (build_c_cast): Call require_complete_type except for casts to
3780 (convert_for_assignment): Call require_complete_type.
3782 2007-09-25 Revital Eres <eres@il.ibm.com>
3784 * config/spu/spu.md: Fix doloop pattern.
3786 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3788 * config/bfin/bfin.c (expand_prologue_reg_save,
3789 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3790 and ASTAT moved here...
3791 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3792 ... from here. New argument ALL; callers changed.
3793 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3794 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3795 have the "saveall" attribute.
3797 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3799 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3801 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3802 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3803 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3805 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3806 with REG_P tests before REGNO access.
3808 2007-09-24 DJ Delorie <dj@redhat.com>
3811 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3813 (movqicc_<code>_<mode>): Likewise.
3814 (movhicc_<code>_<mode>): Likewise.
3816 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3819 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3820 register for reload.
3822 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3825 * config/i386/i386.c (ix86_comp_type_attributes): Check
3828 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3830 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3831 "move.l %a4,%a4" to produce nops.
3832 * config/m68k/m68k.c (override_options): Reset align options,
3833 if neccessary align macro isn't avaible.
3835 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3837 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3839 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3841 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3843 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3844 reload is completed.
3845 (peephole pattern): Convert most of them to RTL peephole pattern.
3847 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3849 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3850 (moved from fp compare patterns).
3851 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3852 Cleanup predicates to relieve reload.
3853 (conditional_trap): Reject conditional trap with fp condition.
3854 * config/m68k/predicates.md (fp_src_operand): New, reject
3855 certain constants early.
3857 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3859 * final.c (final_scan_insn): Remove accidentally duplicated code.
3861 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3863 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3864 Allow --with-tune=cell and --with-cpu=cell.
3866 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3868 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3869 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3871 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3873 (TARGET_BUILTIN_RECIPROCAL): Use it.
3874 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3875 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3876 (rs6000_emit_swrsqrtsf): New.
3877 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3879 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3880 (divsf3): Remove swdiv support.
3883 (rsqrt_internal1): New.
3884 (divdf3): Remove swdiv support.
3887 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3890 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3892 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3893 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3894 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3895 lang_hooks.type.type_hash_eq in addition to generic tests.
3897 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3898 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3900 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3901 reflect the cost per call to a target specific builtin.
3902 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3903 call to a target specific builtin, then use target_builtin_call_cost.
3904 (init_inline_once): Initialize target_builtin_call_cost field.
3906 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3909 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3912 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3914 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3915 * configure: Regenerated.
3917 2007-09-23 Ollie Wild <aaw@google.com>
3919 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3921 (get_pointer_modulus_and_residue): New function.
3923 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3925 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3926 combine an SC return value into a single register.
3928 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3930 * opth-gen.awk (target_flags_explicit): Declare.
3931 * toplev.h (target_flags_explicit): Delete declaration.
3932 * toplev.c (target_flags): Likewise.
3933 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3934 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3935 Never return true for TARGET_MIPS16.
3936 * config/mips/mips.c (mips_llsc): Delete.
3937 (mips_handle_option): Remove -mllsc handling.
3938 (mips_strip_unspec_address): Tweak comment.
3939 * config/mips/mips.opt (mllsc): Use a target mask.
3941 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3943 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3944 word_mode as well as Pmode.
3946 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3948 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3949 parameters from word_mode to the subword type if such a truncation
3952 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3954 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3955 * configure: Regenerated.
3957 2007-09-23 Jan Hubicka <jh@suse.cz>
3959 * params.def (INLINE_CALL_COST): Set to 12.
3960 * invoke.texi (inline-call-cost): Update default value.
3962 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3964 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3966 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3967 Revital Eres <eres@il.ibm.com>
3969 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3970 checks whether the count_reg is found outside the control part.
3972 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3974 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3975 instead of checking CALL_EXPR_FN directly to test for builtins.
3976 If error or warning attributes are present, print
3977 error resp. warning.
3978 * c-common.c (handle_error_attribute): New function.
3979 (c_common_attribute_table): Add error and warning
3981 * doc/extend.texi: Document error and warning attributes.
3983 * tree.h (block_nonartificial_location): New prototype.
3984 * tree.c (block_nonartificial_location): New function.
3985 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3986 if artificial attribute is present on abstract inline decl.
3987 * c-common.c (handle_artificial_attribute): New function.
3988 (c_common_attribute_table): Add artificial attribute.
3989 * final.c (override_filename, override_linenum): New variables.
3990 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3991 and override_linenum if inside of a block inlined from
3992 __attribute__((__artificial__)) function.
3993 (notice_source_line): Honor override_filename and override_linenum.
3994 * doc/extend.texi: Document __attribute__((__artificial__)).
3995 * config/i386/emmintrin.h: Add __artificial__ attribute to
3996 all __always_inline__ functions.
3997 * config/i386/mmintrin.h: Likewise.
3998 * config/i386/tmmintrin.h: Likewise.
3999 * config/i386/mm3dnow.h: Likewise.
4000 * config/i386/pmmintrin.h: Likewise.
4001 * config/i386/ammintrin.h: Likewise.
4002 * config/i386/xmmintrin.h: Likewise.
4003 * config/i386/smmintrin.h: Likewise.
4004 * config/i386/bmmintrin.h: Likewise.
4005 * config/i386/mmintrin-common.h: Likewise.
4008 * expr.c (expand_constructor): New function.
4009 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4010 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4013 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4015 * config/mips/mips.c (dump_constants_1): Generalize to include
4016 fractional and accumulator modes.
4018 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4020 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4021 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4023 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4024 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4026 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4028 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4030 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4031 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4033 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4034 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4035 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4037 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4039 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4040 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4041 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4043 2007-09-22 Jason Merrill <jason@redhat.com>
4046 * attribs.c (lookup_attribute_spec): Split out...
4047 (decl_attributes): From here.
4048 * tree.h: Declare it.
4050 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4052 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4054 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4056 * tree-inline.c (remap_type_1): Correctly chain variants.
4058 2007-09-22 Richard Guenther <rguenther@suse.de>
4060 PR tree-optimization/33146
4061 * fold-const.c (fold_binary): Use the original tree
4063 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4064 also changes "sign".
4066 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4069 * except.c (finish_eh_generation): Call commit_edge_insertions if
4070 there are insns queued on the entry edge.
4071 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4074 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4076 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4078 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4080 * config/i386/i386.c: Delete trailing whitespace.
4081 * config/i386/i386.h: Ditto.
4082 * config/i386/bmmintrin.h: Ditto.
4083 * config/i386/sync.md: Ditto.
4084 * config/i386/ppro.md: Ditto.
4085 * config/i386/mmx.md: Ditto.
4086 * config/i386/constraints.md: Ditto.
4087 * config/i386/sse.md: Ditto.
4088 * config/i386/athlon.md: Ditto.
4089 * config/i386/i386.md: Ditto.
4091 2007-09-21 Richard Guenther <rguenther@suse.de>
4093 PR tree-optimization/33508
4094 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4095 quadratic loop by keeping a bitmap of variables we have
4096 to clobber all subvariables for.
4097 (set_initial_properties): Likewise.
4099 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4101 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4103 2007-09-20 Nigel Stephens <nigel@mips.com>
4104 Chao-ying Fu <fu@mips.com>
4106 * c-decl.c (finish_declspecs): When _Sat is used without
4107 _Fract or _Accum, set the default type to cts_fract.
4108 This avoids a warning of "type defaults to int".
4110 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4112 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4113 bit-fields wider than one bit.
4115 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4118 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4120 * dbxout.c (dbxout_type): Likewise.
4124 * gimplify.c (gimplify_vla_decl): New function.
4125 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4127 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4129 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4131 * doc/invoke.texi (-minterlink-mips16): Document.
4132 * config/mips/mips.opt (minterlink-mips16): New option.
4133 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4136 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4138 * doc/extend.texi (Attribute Syntax): Remove old speculative
4141 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4143 * combine.c: Include cgraph.h.
4144 (setup_incoming_promotions): Rework to allow more aggressive
4145 elimination of sign extensions when all call sites of the
4146 current function are known to lie within the current unit.
4148 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4150 * dse.c (find_shift_sequence): No-op rework of control flow.
4152 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4154 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4155 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4157 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4159 * cfgexpand.c (dump_stack_var_partition): Use the correct
4160 index for the offset.
4162 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4164 * config/mips/sde.h: Switch to GPLv3.
4166 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4168 * tree-sra.c (decide_block_copy): Decide if there are groups.
4170 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4172 * config/m68k/m68k.c (output_move_himode): Remove jump table
4174 config/m68k/m68k.md (lea): Likewise.
4175 * config/m68k/m68k.c (print_operand_address): Use simple pc
4176 relative addressing.
4178 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4180 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4181 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4183 (asm_insn_count): Pass template as second argument to it.
4184 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4185 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4186 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4187 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4188 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4189 (sh_insn_length_adjustment): Pass template as second argument to it.
4190 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4192 * config/bfin/bfin.md (define_asm_attributes): New.
4194 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4196 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4198 * config/bfin/print-sysroot-suffix.sh: New.
4199 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4200 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4201 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4202 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4203 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4204 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4205 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4206 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4207 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4208 (linux-sysroot-suffix.h): New target.
4209 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4210 (mspecld-anomaly): Likewise.
4211 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4212 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4213 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4214 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4215 (bfin_si_revision): Declare.
4216 (bfin_workarounds): Declare.
4217 (WA_SPECULATIVE_LOADS): Define.
4218 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4219 (WA_SPECULATIVE_SYNCS): Define.
4220 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4221 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4222 (LIB_SPEC): Add %s to the linker scripts.
4223 Use proper linker script for bf522, bf525, bf527,
4224 bf538, bf539, bf542, bf544, bf548, and bf549.
4225 * config/bfin/bfin.c (bfin_si_revision): Define.
4226 (bfin_workarounds): Define.
4227 (struct bfin_cpu): New.
4229 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4230 (override_options): Set bfin_workarounds.
4231 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4232 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4233 ENABLE_WA_SPECULATIVE_LOADS.
4234 (bfin_reorg): Likewise.
4235 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4236 macros for bf522, bf525, bf527, bf538, bf539,
4237 bf542, bf544, bf548, and bf549.
4238 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4239 Don't define __ID_SHARED_LIB__ when -msep-data.
4240 (TARGET_DEFAULT): Define as 0.
4241 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4242 * doc/invoke.texi (Blackfin Options): Document silicon
4243 revision part of -mcpu option and it now accepts bf522, bf525,
4244 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4246 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4248 * alias.c (memory_modified_1): Deconstify.
4249 (memory_modified_in_insn_p): Don't use const_note_stores.
4250 * rtl.h (const_note_stores): Delete.
4251 * rtlanal.c (const_note_stores): Likewise.
4253 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4255 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4258 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4262 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4263 (addsi_small_int): Likewise.
4264 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4265 (one_cmplsi2): Likewise.
4267 (enter_func): Expand insn using hard_frame_pointer_rtx and
4270 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4271 hard_frame_pointer_rtx instead of using REGNO() check.
4272 Properly sign extend GEN_INT() argument.
4274 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4276 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4278 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4279 alternatives with just jcc.
4280 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4281 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4282 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4283 dbge_hi, dbge_si): Likewise.
4285 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4287 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4288 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4289 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4290 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4291 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4293 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4295 * config/m68k/m68k-devices.def (51qe): New device.
4296 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4297 to all uses of FL_FOR_isa_c for compatibility.
4298 (all_microarchs): Add cfv1 microarchitecture.
4299 (m68k_handle_option): Handle m51qe option.
4300 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4301 (TUNE_CFV1): New macro.
4302 (enum uarch_type): Add ucfv1.
4303 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4305 2007-09-18 Richard Guenther <rguenther@suse.de>
4307 PR tree-optimization/31863
4308 * tree-ssa-structalias.c (create_variable_info_for): Always
4309 free the fieldstack.
4311 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4313 * opts.c (decode_options): Enable vectorization under -O3.
4315 2007-09-18 Richard Guenther <rguenther@suse.de>
4317 PR tree-optimization/33340
4318 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4319 SSA_NAMEs that occur in abnormal PHI nodes.
4321 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4323 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4324 Don't use const_get_call_expr_in.
4325 * tree-gimple.c (const_get_call_expr_in): Delete.
4326 * tree-gimple.h (const_get_call_expr_in): Likewise.
4328 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4330 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4331 not yet have a basic block.
4332 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4334 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4336 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4337 to both ".section"s.
4339 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4341 * config/mips/mips.c (mips_output_mi_thunk): Use
4342 mips_function_ok_for_sibcall and const_call_insn_operand
4343 to determine if a direct sibcall is allowed. Use
4344 mips_classify_symbol to determine a global pointer is needed.
4346 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4348 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4350 2007-09-17 Chao-ying Fu <fu@mips.com>
4351 Nigel Stephens <nigel@mips.com>
4353 * config/fixed-bit.h: New file.
4354 * config/fixed-bit.c: New file.
4355 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4357 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4359 * c-format.h (format_kind_info): Add alloc_char field.
4360 * c-format.c (scanf_flag_specs): Add 'm'.
4361 (scanf_flag_pairs): Add 'a', 'm' pair.
4362 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4363 (format_types_orig): Add alloc_char fields.
4364 (check_format_info_main): Rename aflag to alloc_flag.
4365 Handle fki->alloc_char. modifier after width and before length
4366 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4367 length modifiers as well.
4368 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4371 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4372 returned by build_call_expr.
4374 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4376 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4377 NULL for variable-sized records too.
4378 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4380 2007-09-17 Tom Tromey <tromey@redhat.com>
4382 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4383 (c_builtin_function): Likewise.
4384 (grokdeclarator): Likewise.
4386 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4388 PR rtl-optimization/26449
4389 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4390 (seq_insns_valid_p): Removed.
4392 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4394 * tree-nomudflap.c (gate_mudflap): New static function.
4395 (pass_mudflap_1): Use it as gate function.
4396 (pass_mudflap_2): Likewise.
4398 2007-09-17 Jan Hubicka <jh@suse.cz>
4402 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4404 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4406 PR tree-optimization/33319
4407 * tree-vect-analyze.c (vect_same_range_drs): New.
4408 (vect_vfa_range_equal): New.
4409 (vect_is_duplicate_ddr): Removed.
4410 (vect_mark_for_runtime_alias_test): Do not perform marking when
4411 optimizing for size or max_param for alias checking is zero.
4412 Move the function before vect_analyze_data_ref_dependence.
4413 (vect_analyze_data_ref_dependence): Add call to
4414 vect_mark_for_runtime_alias_test in two cases when dependence
4416 (vect_analyze_data_ref_dependences): Do not call to
4417 vect_mark_for_runtime_alias_test.
4418 (vect_prune_runtime_alias_test_list): New.
4419 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4420 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4421 Update vec_outside_cost.
4422 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4423 (vect_create_cond_for_alias_checks): Build the base address of data
4424 reference from DR_GROUP_FIRST_DR.
4425 (vect_loop_versioning): New.
4426 (vect_transform_loop): Add a call to vect_loop_versioning.
4427 Remove factored out code.
4429 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4432 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4435 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4437 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4438 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4439 Fix the call to insn_rtx_cost. Skip access sizes that require a
4440 real truncation of the store register. Use convert_move instead
4441 of gen_lowpart when narrowing the result.
4442 (replace_read): Use convert_move instead of gen_lowpart when
4443 narrowing the store rhs.
4445 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4447 * config/mips/mips.md (SHORT): Fix long line.
4448 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4449 to QImode and HImode.
4451 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4453 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4455 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4457 * tree-parloops.c: New file.
4458 * tree-ssa-operands.h (free_stmt_operands): Declare.
4459 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4461 * tree-pass.h (pass_parallelize_loops): Declare.
4462 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4464 (build_omp_regions_1): Allow analysing just a single OMP region and
4466 ( build_omp_regions_root, omp_expand_local): New functions.
4467 (build_omp_regions): Add argument to build_omp_regions_1 call.
4468 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4469 autoparallelization is run.
4470 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4471 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4472 pass_parallelize_loops): New.
4473 * common.opt (ftree-parallelize-loops): New.
4474 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4475 parallelize_loops): Declare.
4476 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4477 * Makefile.in (tree-parloops.o): Added.
4478 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4480 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4481 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4482 one extra edge as well.
4483 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4484 Use VEC_free to free doms vector.
4485 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4486 operands. Recompute operand caches in the new function.
4487 (move_sese_region_to_fn): Update loop info.
4488 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4489 * tree-ssa-operands.c (free_stmt_operands): New function.
4491 * doc/passes.texi: Document autoparallelization.
4492 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4494 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4497 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4500 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4502 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4503 the VEC is not NULL.
4504 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4505 get_vectype_for_scalar_type succeeded.
4506 (vectorizable_conversion): Likewise.
4508 2007-09-14 Jan Hubicka <jh@suse.cz>
4510 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4513 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4516 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4517 register when operands[2] equals operands[1].
4518 (remainderxf3): Ditto.
4520 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4521 Nigel Stephens <nigel@mips.com>
4523 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4524 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4525 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4527 (_Unwind_ForcedUnwind): Likewise.
4528 (_Unwind_Resume): Likewise.
4529 (_Unwind_Resume_or_Rethrow): Likewise.
4530 (_Unwind_Backtrace): Likewise.
4531 (_Unwind_SjLj_RaiseException): Likewise.
4532 (_Unwind_SjLj_ForcedUnwind): Likewise.
4533 (_Unwind_SjLj_Resume): Likewise.
4534 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4535 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4537 (_Unwind_ForcedUnwind): Likewise.
4538 (_Unwind_Resume): Likewise.
4539 (_Unwind_Resume_or_Rethrow): Likewise.
4540 (_Unwind_Backtrace): Likewise.
4541 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4542 (_Unwind_ForcedUnwind): Likewise.
4543 (_Unwind_RaiseException): Likewise.
4544 (_Unwind_Resume): Likewise.
4545 (_Unwind_Resume_or_Rethrow): Likewise.
4547 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4548 nomips16 mode when IN_LIBGCC2 with hard float.
4550 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4552 * config/mips/sdemtk.opt: Update to GPLv3.
4553 * config/mips/sdemtk.h: Likewise.
4555 2007-09-14 Nigel Stephens <nigel@mips.com>
4557 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4558 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4559 for mipsisa32-*-linux*.
4561 2007-09-14 Nigel Stephens <nigel@mips.com>
4562 David Ung <davidu@mips.com>
4563 Thiemo Seufer <ths@mips.com>
4564 Richard Sandiford <richard@codesourcery.com>
4566 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4567 * configure.ac: Add a mipssde threading type.
4568 * configure: Regenerate.
4569 * config/mips/sdemtk.h: New file.
4570 * config/mips/t-sdemtk: Likewise.
4571 * config/mips/sdemtk.opt: Likewise.
4572 * gthr-mipssde.h: Likewise.
4573 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4574 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4575 (MIPS_ICACHE_SYNC): New macro, split from ...
4576 * config/mips/mips.md (clear_cache): ...here.
4577 * config/mips/mips.c (mips_save_reg_p): Check
4578 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4579 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4580 (build_mips16_call_stub): Likewise.
4582 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4584 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4586 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4589 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4590 current_frame_info.n_local_regs. Don't return emitted local
4592 (ia64_compute_frame_size): Improve unwind hack to put
4593 RP, PFS, FP in that order by allowing some of the registers
4594 been already emitted, as long as they are emitted to the
4597 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4599 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4600 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4601 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4603 2007-09-13 Eric Christopher <echristo@apple.com>
4604 Kenneth Zadeck <zadeck@naturalbridge.com>
4606 * dse.c (find_shift_sequence): New function.
4607 (replace_read): Add case to remove read if it requires shift.
4608 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4610 2007-09-13 Tom Tromey <tromey@redhat.com>
4612 * c-common.c (fname_as_string): Update.
4613 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4614 (c_lex_one_token): Update. Add 'parser' argument.
4615 (c_parser_simple_asm_expr): Update.
4616 (c_parser_attributes): Update.
4617 (c_parser_asm_statement): Update.
4618 (c_parser_asm_operands): Update.
4619 (c_parser_peek_token): Update.
4620 (c_parser_peek_2nd_token): Update.
4621 * c-lex.c (c_lex_string_translate): Remove.
4622 (c_lex_return_raw_strings): Likewise.
4623 (c_lex_with_flags): Added 'lex_flags' argument.
4624 (lex_string): Added 'translate' argument.
4625 * c-pragma.h (c_lex_with_flags): Update.
4626 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4627 (C_LEX_STRING_NO_TRANSLATE): New define.
4628 (C_LEX_RAW_STRINGS): Likewise.
4630 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4633 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4634 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4635 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4636 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4637 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4638 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4639 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4640 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4641 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4642 (bdesc_1arg): Add __builtin_bfin_ones.
4643 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4644 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4645 and __builtin_bfin_csqu_fr16.
4646 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4647 (ones): New define_insn.
4648 (ssaddhi3_parts): New define_insn.
4649 (sssubhi3_parts): New define_insn.
4650 (flag_mulhi_parts): New define_insn.
4652 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4654 * common.opt (femit-class-debug-always): Turn off by default.
4656 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4658 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4659 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4661 2007-09-13 James E. Wilson <wilson@specifix.com>
4663 PR tree-optimization/33389
4664 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4665 then set build_loads before returning.
4667 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4668 David Ung <davidu@mips.com>
4670 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4671 {d}addiu and a negative immediate such that it works with MIPS16
4674 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4677 * configure.ac (ld_vers): Support Linux linker.
4678 * configure: Regenerated.
4680 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4681 Sandra Loosemore <sandra@codesourcery.com>
4683 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4684 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4685 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4686 nomips16 into decl attributes.
4687 (TARGET_INSERT_ATTRIBUTES): Override.
4688 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4689 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4690 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4691 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4692 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4693 (mips_use_mips16_mode_p): Reimplement as a function that takes
4694 a decl and considers only decl attributes. If the decl is nested
4695 function, use its parent attributes.
4696 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4697 instead of SYMBOL_REF_MIPS16_FUNC_P.
4698 (mips_set_mips16_mode): Move call to sorry here from old
4699 mips_use_mips16_mode_p.
4700 (mflip_mips16_entry): New structure.
4701 (mflip_mips16_htab): New variable.
4702 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4703 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4704 (mips_merge_decl_attributes): New function.
4705 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4706 Use mips_use_mips16_mode_p.
4707 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4708 SYMBOL_REF_MIPS16_FUNC_P.
4709 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4711 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4713 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4715 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4718 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4720 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4721 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4722 Tony Linthicum <tony.linthicum@amd.com>
4724 * tree.h (function_args_iterator): New type to iterate over
4726 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4727 function arguments providing a pointer to the argument.
4728 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4729 function arguments providing the argument.
4730 (function_args_iter_init): Inline function to initialize
4731 function_args_iterator.
4732 (function_args_iter_cond_ptr): Inline function to return the next
4733 pointer to hold the argument.
4734 (function_args_iter_cond): Inline function to return the next
4736 (function_args_iter_cond_next): Advance the function args
4738 (stdarg_p): New function, return true if variable argument
4740 (prototype_p): New function, return true if function is
4742 (function_args_count): New function, count the number of arguments
4745 * tree.c (stdarg_p): New function, return true if variable
4747 (prototype_p): New function, return true if function is
4750 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4751 (TARGET_ROUND): New macro for the round/ptest instructions which
4752 are shared between SSE4.1 and SSE5.
4753 (OPTION_MASK_ISA_ROUND): Ditto.
4754 (OPTION_ISA_ROUND): Ditto.
4755 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4756 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4758 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4759 (-mfused-madd): New switch to give users control over whether the
4760 compiler optimizes to use the multiply/add SSE5 instructions.
4762 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4763 m_ATHLON_K8_AMDFAM10, and change all uses.
4764 (enum pta_flags): Add PTA_SSE5.
4765 (ix86_handle_option): Turn off 3dnow if -msse5.
4766 (override_options): Add SSE5 support.
4767 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4769 (ix86_expand_sse_movcc): Add SSE5 support.
4770 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4771 vector type to the next largest size.
4772 (ix86_expand_sse5_pack): New function to use pperm to pack a
4773 vector type to the next smallest size.
4774 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4775 (IX86_BUILTIN_FMADDSD): Ditto.
4776 (IX86_BUILTIN_FMADDPS): Ditto.
4777 (IX86_BUILTIN_FMADDPD): Ditto.
4778 (IX86_BUILTIN_FMSUBSS): Ditto.
4779 (IX86_BUILTIN_FMSUBSD): Ditto.
4780 (IX86_BUILTIN_FMSUBPS): Ditto.
4781 (IX86_BUILTIN_FMSUBPD): Ditto.
4782 (IX86_BUILTIN_FNMADDSS): Ditto.
4783 (IX86_BUILTIN_FNMADDSD): Ditto.
4784 (IX86_BUILTIN_FNMADDPS): Ditto.
4785 (IX86_BUILTIN_FNMADDPD): Ditto.
4786 (IX86_BUILTIN_FNMSUBSS): Ditto.
4787 (IX86_BUILTIN_FNMSUBSD): Ditto.
4788 (IX86_BUILTIN_FNMSUBPS): Ditto.
4789 (IX86_BUILTIN_FNMSUBPD): Ditto.
4790 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4791 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4792 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4793 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4794 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4795 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4796 (IX86_BUILTIN_PPERM): Ditto.
4797 (IX86_BUILTIN_PERMPS): Ditto.
4798 (IX86_BUILTIN_PERMPD): Ditto.
4799 (IX86_BUILTIN_PMACSSWW): Ditto.
4800 (IX86_BUILTIN_PMACSWW): Ditto.
4801 (IX86_BUILTIN_PMACSSWD): Ditto.
4802 (IX86_BUILTIN_PMACSWD): Ditto.
4803 (IX86_BUILTIN_PMACSSDD): Ditto.
4804 (IX86_BUILTIN_PMACSDD): Ditto.
4805 (IX86_BUILTIN_PMACSSDQL): Ditto.
4806 (IX86_BUILTIN_PMACSSDQH): Ditto.
4807 (IX86_BUILTIN_PMACSDQL): Ditto.
4808 (IX86_BUILTIN_PMACSDQH): Ditto.
4809 (IX86_BUILTIN_PMADCSSWD): Ditto.
4810 (IX86_BUILTIN_PMADCSWD): Ditto.
4811 (IX86_BUILTIN_PHADDBW): Ditto.
4812 (IX86_BUILTIN_PHADDBD): Ditto.
4813 (IX86_BUILTIN_PHADDBQ): Ditto.
4814 (IX86_BUILTIN_PHADDWD): Ditto.
4815 (IX86_BUILTIN_PHADDWQ): Ditto.
4816 (IX86_BUILTIN_PHADDDQ): Ditto.
4817 (IX86_BUILTIN_PHADDUBW): Ditto.
4818 (IX86_BUILTIN_PHADDUBD): Ditto.
4819 (IX86_BUILTIN_PHADDUBQ): Ditto.
4820 (IX86_BUILTIN_PHADDUWD): Ditto.
4821 (IX86_BUILTIN_PHADDUWQ): Ditto.
4822 (IX86_BUILTIN_PHADDUDQ): Ditto.
4823 (IX86_BUILTIN_PHSUBBW): Ditto.
4824 (IX86_BUILTIN_PHSUBWD): Ditto.
4825 (IX86_BUILTIN_PHSUBDQ): Ditto.
4826 (IX86_BUILTIN_PROTB): Ditto.
4827 (IX86_BUILTIN_PROTW): Ditto.
4828 (IX86_BUILTIN_PROTD): Ditto.
4829 (IX86_BUILTIN_PROTQ): Ditto.
4830 (IX86_BUILTIN_PROTB_IMM): Ditto.
4831 (IX86_BUILTIN_PROTW_IMM): Ditto.
4832 (IX86_BUILTIN_PROTD_IMM): Ditto.
4833 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4834 (IX86_BUILTIN_PSHLB): Ditto.
4835 (IX86_BUILTIN_PSHLW): Ditto.
4836 (IX86_BUILTIN_PSHLD): Ditto.
4837 (IX86_BUILTIN_PSHLQ): Ditto.
4838 (IX86_BUILTIN_PSHAB): Ditto.
4839 (IX86_BUILTIN_PSHAW): Ditto.
4840 (IX86_BUILTIN_PSHAD): Ditto.
4841 (IX86_BUILTIN_PSHAQ): Ditto.
4842 (IX86_BUILTIN_FRCZSS): Ditto.
4843 (IX86_BUILTIN_FRCZSD): Ditto.
4844 (IX86_BUILTIN_FRCZPS): Ditto.
4845 (IX86_BUILTIN_FRCZPD): Ditto.
4846 (IX86_BUILTIN_CVTPH2PS): Ditto.
4847 (IX86_BUILTIN_CVTPS2PH): Ditto.
4848 (IX86_BUILTIN_COMEQSS): Ditto.
4849 (IX86_BUILTIN_COMNESS): Ditto.
4850 (IX86_BUILTIN_COMLTSS): Ditto.
4851 (IX86_BUILTIN_COMLESS): Ditto.
4852 (IX86_BUILTIN_COMGTSS): Ditto.
4853 (IX86_BUILTIN_COMGESS): Ditto.
4854 (IX86_BUILTIN_COMUEQSS): Ditto.
4855 (IX86_BUILTIN_COMUNESS): Ditto.
4856 (IX86_BUILTIN_COMULTSS): Ditto.
4857 (IX86_BUILTIN_COMULESS): Ditto.
4858 (IX86_BUILTIN_COMUGTSS): Ditto.
4859 (IX86_BUILTIN_COMUGESS): Ditto.
4860 (IX86_BUILTIN_COMORDSS): Ditto.
4861 (IX86_BUILTIN_COMUNORDSS): Ditto.
4862 (IX86_BUILTIN_COMFALSESS): Ditto.
4863 (IX86_BUILTIN_COMTRUESS): Ditto.
4864 (IX86_BUILTIN_COMEQSD): Ditto.
4865 (IX86_BUILTIN_COMNESD): Ditto.
4866 (IX86_BUILTIN_COMLTSD): Ditto.
4867 (IX86_BUILTIN_COMLESD): Ditto.
4868 (IX86_BUILTIN_COMGTSD): Ditto.
4869 (IX86_BUILTIN_COMGESD): Ditto.
4870 (IX86_BUILTIN_COMUEQSD): Ditto.
4871 (IX86_BUILTIN_COMUNESD): Ditto.
4872 (IX86_BUILTIN_COMULTSD): Ditto.
4873 (IX86_BUILTIN_COMULESD): Ditto.
4874 (IX86_BUILTIN_COMUGTSD): Ditto.
4875 (IX86_BUILTIN_COMUGESD): Ditto.
4876 (IX86_BUILTIN_COMORDSD): Ditto.
4877 (IX86_BUILTIN_COMUNORDSD): Ditto.
4878 (IX86_BUILTIN_COMFALSESD): Ditto.
4879 (IX86_BUILTIN_COMTRUESD): Ditto.
4880 (IX86_BUILTIN_COMEQPS): Ditto.
4881 (IX86_BUILTIN_COMNEPS): Ditto.
4882 (IX86_BUILTIN_COMLTPS): Ditto.
4883 (IX86_BUILTIN_COMLEPS): Ditto.
4884 (IX86_BUILTIN_COMGTPS): Ditto.
4885 (IX86_BUILTIN_COMGEPS): Ditto.
4886 (IX86_BUILTIN_COMUEQPS): Ditto.
4887 (IX86_BUILTIN_COMUNEPS): Ditto.
4888 (IX86_BUILTIN_COMULTPS): Ditto.
4889 (IX86_BUILTIN_COMULEPS): Ditto.
4890 (IX86_BUILTIN_COMUGTPS): Ditto.
4891 (IX86_BUILTIN_COMUGEPS): Ditto.
4892 (IX86_BUILTIN_COMORDPS): Ditto.
4893 (IX86_BUILTIN_COMUNORDPS): Ditto.
4894 (IX86_BUILTIN_COMFALSEPS): Ditto.
4895 (IX86_BUILTIN_COMTRUEPS): Ditto.
4896 (IX86_BUILTIN_COMEQPD): Ditto.
4897 (IX86_BUILTIN_COMNEPD): Ditto.
4898 (IX86_BUILTIN_COMLTPD): Ditto.
4899 (IX86_BUILTIN_COMLEPD): Ditto.
4900 (IX86_BUILTIN_COMGTPD): Ditto.
4901 (IX86_BUILTIN_COMGEPD): Ditto.
4902 (IX86_BUILTIN_COMUEQPD): Ditto.
4903 (IX86_BUILTIN_COMUNEPD): Ditto.
4904 (IX86_BUILTIN_COMULTPD): Ditto.
4905 (IX86_BUILTIN_COMULEPD): Ditto.
4906 (IX86_BUILTIN_COMUGTPD): Ditto.
4907 (IX86_BUILTIN_COMUGEPD): Ditto.
4908 (IX86_BUILTIN_COMORDPD): Ditto.
4909 (IX86_BUILTIN_COMUNORDPD): Ditto.
4910 (IX86_BUILTIN_COMFALSEPD): Ditto.
4911 (IX86_BUILTIN_COMTRUEPD): Ditto.
4912 (IX86_BUILTIN_PCOMEQUB): Ditto.
4913 (IX86_BUILTIN_PCOMNEUB): Ditto.
4914 (IX86_BUILTIN_PCOMLTUB): Ditto.
4915 (IX86_BUILTIN_PCOMLEUB): Ditto.
4916 (IX86_BUILTIN_PCOMGTUB): Ditto.
4917 (IX86_BUILTIN_PCOMGEUB): Ditto.
4918 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4919 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4920 (IX86_BUILTIN_PCOMEQUW): Ditto.
4921 (IX86_BUILTIN_PCOMNEUW): Ditto.
4922 (IX86_BUILTIN_PCOMLTUW): Ditto.
4923 (IX86_BUILTIN_PCOMLEUW): Ditto.
4924 (IX86_BUILTIN_PCOMGTUW): Ditto.
4925 (IX86_BUILTIN_PCOMGEUW): Ditto.
4926 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4927 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4928 (IX86_BUILTIN_PCOMEQUD): Ditto.
4929 (IX86_BUILTIN_PCOMNEUD): Ditto.
4930 (IX86_BUILTIN_PCOMLTUD): Ditto.
4931 (IX86_BUILTIN_PCOMLEUD): Ditto.
4932 (IX86_BUILTIN_PCOMGTUD): Ditto.
4933 (IX86_BUILTIN_PCOMGEUD): Ditto.
4934 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4935 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4936 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4937 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4938 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4939 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4940 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4941 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4942 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4943 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4944 (IX86_BUILTIN_PCOMEQB): Ditto.
4945 (IX86_BUILTIN_PCOMNEB): Ditto.
4946 (IX86_BUILTIN_PCOMLTB): Ditto.
4947 (IX86_BUILTIN_PCOMLEB): Ditto.
4948 (IX86_BUILTIN_PCOMGTB): Ditto.
4949 (IX86_BUILTIN_PCOMGEB): Ditto.
4950 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4951 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4952 (IX86_BUILTIN_PCOMEQW): Ditto.
4953 (IX86_BUILTIN_PCOMNEW): Ditto.
4954 (IX86_BUILTIN_PCOMLTW): Ditto.
4955 (IX86_BUILTIN_PCOMLEW): Ditto.
4956 (IX86_BUILTIN_PCOMGTW): Ditto.
4957 (IX86_BUILTIN_PCOMGEW): Ditto.
4958 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4959 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4960 (IX86_BUILTIN_PCOMEQD): Ditto.
4961 (IX86_BUILTIN_PCOMNED): Ditto.
4962 (IX86_BUILTIN_PCOMLTD): Ditto.
4963 (IX86_BUILTIN_PCOMLED): Ditto.
4964 (IX86_BUILTIN_PCOMGTD): Ditto.
4965 (IX86_BUILTIN_PCOMGED): Ditto.
4966 (IX86_BUILTIN_PCOMFALSED): Ditto.
4967 (IX86_BUILTIN_PCOMTRUED): Ditto.
4968 (IX86_BUILTIN_PCOMEQQ): Ditto.
4969 (IX86_BUILTIN_PCOMNEQ): Ditto.
4970 (IX86_BUILTIN_PCOMLTQ): Ditto.
4971 (IX86_BUILTIN_PCOMLEQ): Ditto.
4972 (IX86_BUILTIN_PCOMGTQ): Ditto.
4973 (IX86_BUILTIN_PCOMGEQ): Ditto.
4974 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4975 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4976 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4977 OPTION_MASK_ISA_ROUND for instructions that are shared between
4979 (bdesc_2arg): Ditto.
4980 (bdesc_sse_3arg): Ditto.
4981 (enum multi_arg_type): New enum for describing the various SSE5
4982 intrinsic argument types.
4983 (bdesc_multi_arg): New table for SSE5 intrinsics.
4984 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4985 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4987 (ix86_expand_builtin): Add SSE5 intrinsic support.
4988 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4989 operand instructions.
4990 (ix86_expand_sse5_multiple_memory): New function to split the
4991 second memory reference from SSE5 instructions.
4992 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4993 (ix86_return_pops_args): Use stdarg_p to determine if the function
4994 has variable arguments.
4995 (ix86_setup_incoming_varargs): Ditto.
4996 (x86_this_parameter): Ditto.
4998 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5000 (ix86_expand_sse5_pack): Ditto.
5001 (ix86_sse5_valid_op_p): Ditto.
5002 (ix86_expand_sse5_multiple_memory): Ditto.
5004 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5005 constant for SSE5 support.
5006 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5007 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5008 (UNSPEC_SSE5_PERMUTE): Ditto.
5009 (UNSPEC_SSE5_ASHIFT): Ditto.
5010 (UNSPEC_SSE5_LSHIFT): Ditto.
5011 (UNSPEC_FRCZ): Ditto.
5012 (UNSPEC_CVTPH2PS): Ditto.
5013 (UNSPEC_CVTPS2PH): Ditto.
5014 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5016 (COM_FALSE_S): Ditto.
5017 (COM_FALSE_P): Ditto.
5018 (COM_TRUE_S): Ditto.
5019 (COM_TRUE_P): Ditto.
5020 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5021 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5023 (memory attribute): Ditto.
5024 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5025 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5026 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5027 (floor<mode>2): Ditto.
5028 (ceil<mode>2): Ditto.
5029 (btrunc<mode>2): Ditto.
5030 (nearbyintdf2): Ditto.
5031 (nearbyintsf2): Ditto.
5032 (sse_setccsf): Disable if SSE5.
5033 (sse_setccdf): Ditto.
5034 (sse5_setcc<mode>): New support for SSE5 conditional move.
5035 (sse5_pcmov_<mode>): Ditto.
5037 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5039 (SSEMODEF2P): Ditto.
5040 (ssemodesuffixf4): New mode attribute for SSE5.
5041 (ssemodesuffixf2s): Ditto.
5042 (ssemodesuffixf2c): Ditto.
5043 (sserotatemax): Ditto.
5044 (ssescalarmode): Ditto.
5045 (sse_maskcmpv4sf3): Disable if SSE5.
5046 (sse_maskcmpv2df3): Ditto.
5047 (sse_vmmaskcmpv4sf3): Ditto.
5048 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5050 (sse5_vmfmadd<mode>4): Ditto.
5051 (sse5_fmsub<mode>4): Ditto.
5052 (sse5_vmfmsub<mode>4): Ditto.
5053 (sse5_fnmadd<mode>4): Ditto.
5054 (sse5_vmfnmadd<mode>4): Ditto.
5055 (sse5_fnmsub<mode>4): Ditto.
5056 (sse5_vmfnmsub<mode>4): Ditto.
5057 (sse5i_fmadd<mode>4): Ditto.
5058 (sse5i_fmsub<mode>4): Ditto.
5059 (sse5i_fnmadd<mode>4): Ditto.
5060 (sse5i_fnmsub<mode>4): Ditto.
5061 (sse5i_vmfmadd<mode>4): Ditto.
5062 (sse5i_vmfmsub<mode>4): Ditto.
5063 (sse5i_vmfnmadd<mode>4): Ditto.
5064 (sse5i_vmfnmsub<mode>4): Ditto.
5065 (mulv16qi3): Add SSE5 support.
5067 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5068 (sse2_mulv4si3): Disable if SSE5.
5069 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5070 (sse4_1_roundps): Ditto.
5071 (sse4_1_roundsd): Ditto.
5072 (sse4_1_roundss): Ditto.
5073 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5075 (sse_maskcmpsf3): Ditto.
5076 (sse_vmmaskcmpv4sf3): Ditto.
5077 (sse2_maskcmpv2df3): Ditto.
5078 (sse2_maskcmpdf3): Ditto.
5079 (sse2_vmmaskcmpv2df3): Ditto.
5080 (sse2_eq<mode>3): Ditto.
5081 (sse2_gt<mode>3): Ditto.
5082 (sse5_pcmov_<mode>): Add SSE5 support.
5083 (vec_unpacku_hi_v16qi): Ditto.
5084 (vec_unpacks_hi_v16qi): Ditto.
5085 (vec_unpacku_lo_v16qi): Ditto.
5086 (vec_unpacks_lo_v16qi): Ditto.
5087 (vec_unpacku_hi_v8hi): Ditto.
5088 (vec_unpacks_hi_v8hi): Ditto.
5089 (vec_unpacku_lo_v8hi): Ditto.
5090 (vec_unpacks_lo_v8hi): Ditto.
5091 (vec_unpacku_hi_v4si): Ditto.
5092 (vec_unpacks_hi_v4si): Ditto.
5093 (vec_unpacku_lo_v4si): Ditto.
5094 (vec_unpacks_lo_v4si): Ditto.
5095 (sse5_pmacsww): New SSE5 intrinsic insn.
5096 (sse5_pmacssww): Ditto.
5097 (sse5_pmacsdd): Ditto.
5098 (sse5_pmacssdd): Ditto.
5099 (sse5_pmacssdql): Ditto.
5100 (sse5_pmacssdqh): Ditto.
5101 (sse5_pmacsdqh): Ditto.
5102 (sse5_pmacsswd): Ditto.
5103 (sse5_pmacswd): Ditto.
5104 (sse5_pmadcsswd): Ditto.
5105 (sse5_pmadcswd): Ditto.
5106 (sse5_pcmov_<move>): Conditional move support on SSE5.
5107 (sse5_phaddbw): New SSE5 intrinsic insn.
5108 (sse5_phaddbd): Ditto.
5109 (sse5_phaddbq): Ditto.
5110 (sse5_phaddwd): Ditto.
5111 (sse5_phaddwq): Ditto.
5112 (sse5_phadddq): Ditto.
5113 (sse5_phaddubw): Ditto.
5114 (sse5_phaddubd): Ditto.
5115 (sse5_phaddubq): Ditto.
5116 (sse5_phadduwd): Ditto.
5117 (sse5_phadduwq): Ditto.
5118 (sse5_phaddudq): Ditto.
5119 (sse5_phsubbw): Ditto.
5120 (sse5_phsubwd): Ditto.
5121 (sse5_phsubdq): Ditto.
5122 (sse5_pperm): Ditto.
5123 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5124 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5125 (sse5_pperm_sign_v8hi_v4si): Ditto.
5126 (sse5_pperm_zero_v8hi_v4si): Ditto.
5127 (sse5_pperm_sign_v4si_v2di): Ditto.
5128 (sse5_pperm_sign_v4si_v2di): Ditto.
5129 (sse5_pperm_pack_v2di_v4si): Ditto.
5130 (sse5_pperm_pack_v4si_v8hi): Ditto.
5131 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5132 (sse5_perm<mode>): New SSE5 intrinsic insn.
5133 (rotl<mode>3): Ditto.
5134 (sse5_rotl<mode>3): Ditto.
5135 (sse5_ashl<mode>3): Ditto.
5136 (sse5_lshl<mode>3): Ditto.
5137 (sse5_frcz<mode>2): Ditto.
5138 (sse5s_frcz<mode>2): Ditto.
5139 (sse5_cvtph2ps): Ditto.
5140 (sse5_cvtps2ph): Ditto.
5141 (sse5_vmmaskcmp<mode>3): Ditto.
5142 (sse5_com_tf<mode>3): Ditto.
5143 (sse5_maskcmp<mode>3): Ditto.
5144 (sse5_maskcmp_uns<mode>3): Ditto.
5145 (sse5_maskcmp_uns2<mode>3): Ditto.
5146 (sse5_pcom_tf<mode>3): Ditto.
5148 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5150 (sse5_comparison_float_operator): New predicate to match the
5151 comparison operators supported by the SSE5 com instruction.
5152 (ix86_comparison_int_operator): New predicate to match just the
5153 signed int comparisons.
5154 (ix86_comparison_uns_operator): New predicate to match just the
5155 unsigned int comparisons.
5157 * doc/invoke.texi (-msse5): Add documentation.
5158 (-mfused-madd): Ditto.
5160 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5162 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5164 (x86_64-*-*): Ditto.
5166 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5168 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5169 intrinisics for SSE5.
5171 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5174 * config/i386/mmintrin-common.h: New file, to contain common
5175 instructions between SSE4.1 and SSE5.
5177 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5178 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5179 (gen_regparm_prefix): Ditto.
5181 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5182 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5183 prototype_p to determine if a function is prototyped.
5185 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5187 * config/dfp-bit.c (dfp_conversion_exception): New function.
5188 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5189 (DFP_TO_INT): Ditto.
5190 (INT_TO_DFP): Ditto.
5191 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5193 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5196 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5197 before sp restoration even when total_size is 0, but
5198 frame_pointer_needed.
5200 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5202 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5203 (xtensa_copy_incoming_a7): Use start_sequence instead of
5204 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5205 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5206 of the saveregs sequence.
5208 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5210 * c-tree.h (grokfield): Add a "tree *" argument.
5211 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5212 Chain nested decl attributes to it. Don't call decl_attributes here.
5213 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5214 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5215 (grokfield): Take a pointer to the decl's attributes and pass
5216 it to grokdeclarator.
5217 * c-parser.c (c_parser_struct_declaration): Update the calls to
5218 grokfield. Call decl_attributes for anonymous struct and union
5221 2007-09-12 Jan Hubicka <jh@suse.cz>
5223 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5225 2007-09-12 Ira Rosen <irar@il.ibm.com>
5227 PR tree-optimization/32377
5228 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5229 between positive and negative dependence distance using DDR_REVERSED_P.
5231 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5233 PR tree-optimization/33373
5234 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5235 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5237 2007-09-12 Jan Hubicka <jh@suse.cz>
5240 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5243 2007-09-12 Christian Bruel <christian.bruel@st.com>
5245 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5246 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5248 2007-09-12 Ira Rosen <irar@il.ibm.com>
5250 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5251 for oprnd1 if not required.
5252 (vectorizable_operation): Use scalar operand in SLP in case of
5253 shift with scalar argument.
5255 2007-09-12 Ira Rosen <irar@il.ibm.com>
5257 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5260 2007-09-11 James E. Wilson <wilson@specifix.com>
5262 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5263 TARGET_UNWIND_INFO is defined.
5264 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5267 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5269 * config/sh/sh.c (calc_live_regs): Use
5270 current_function_saves_all_registers instead of
5271 current_function_has_nonlocal_label.
5272 (sh_allocate_initial_value): Likewise.
5273 (sh_get_pr_initial_val): Likewise.
5274 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5275 * config/sh/sh.md (load_ra): Likewise.
5277 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5279 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5282 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5283 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5285 2007-09-12 Sa Liu <saliu@de.ibm.com>
5287 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5288 operands to DFmode GE or LE compares.
5290 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5292 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5293 REG_CLASS_NAMES): Add P0REGS.
5294 (REGNO_REG_CLASS): Return it where appropriate.
5295 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5296 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5297 * doc/md.texi (Blackfin family): Document 'q' constraints.
5299 2007-09-11 Steve Kenton <skenton@ou.edu>
5301 * pa/linux-unwind.h: Guard with inhibit_libc.
5302 * pa/hpux-unwind.h: Likewise.
5304 2007-09-11 David Daney <ddaney@avtrex.com>
5306 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5307 * doc/install.texi: Document new --with-llsc and --without-llsc
5309 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5310 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5311 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5313 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5314 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5315 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5316 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5317 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5318 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5319 * config/mips/mips.opt (mllsc): New option.
5320 * config/mips/mips.c (mips_llsc): Define variable.
5321 (mips_handle_option): Handle mllsc option.
5322 (override_options): Set mips_print_operand_punct for '|' and '-'.
5323 (print_operand): Add new %| and %- operand codes.
5324 * config/mips/mips.h (mips_llsc_setting): New enum type.
5325 (mips_llsc): Declare.
5326 (OPTION_DEFAULT_SPECS): Add llsc handling.
5327 (GENERATE_SYNC): New macro.
5328 (GENERATE_LL_SC): New macro.
5329 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5330 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5331 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5332 in %| and %- operand codes.
5334 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5336 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5337 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5339 2007-09-11 Jason Merrill <jason@redhat.com>
5342 * stor-layout.c (layout_decl): Do pack variable size fields.
5344 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5346 * config/m68k/predicates.md (movsi_const0_operand,
5347 non_symbolic_call_operand): New predicates.
5349 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5351 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5352 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5353 CW, CZ, CS, Ap and Ac.
5355 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5356 (constraints.md): New include.
5357 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5358 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5359 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5361 (pushdi): Add split.
5362 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5363 attributes. Split tstsi_internal_68020_cf from it.
5364 (tstsi_internal_68020_cf): New pattern.
5365 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5366 (tst<mode>_cf): Specify attributea.
5367 (cmpsi_cf): Name pattern. Specify attributes.
5368 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5369 (pushexthisi_const): Fix to use alternatives. Specify
5371 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5372 from it. Fix to use alternatives. Specify attributes.
5373 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5374 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5376 (movsf_cf_soft): Specify attributes.
5377 (movdf_cf_soft): Add split.
5378 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5379 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5380 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5381 (truncdfsf2_68881): Name pattern. Specify attributes.
5382 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5383 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5384 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5386 (addsi3_5200): Fix to use alternatives. Specify attributes.
5388 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5389 (subsi3): Add alternative for subq.l. Specify attributes.
5390 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5391 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5393 (umulhisi3): Specify attributes.
5394 (mulhisisi3_z): Name pattern. Specify attributes.
5395 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5396 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5397 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5398 bsetmemqi): Specify attributes.
5399 (bsetmemqi_ext): Name pattern. Specify attributes.
5400 (bclrmemqi): Specify attributes.
5401 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5402 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5404 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5405 pattern. Specify attributes.
5406 (jump): Specify attributes.
5407 (tablejump_internal): Name pattern. Specify attributes.
5408 (call_value): Split into non_symbolic_call_value,
5409 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5410 alternatives. Specify attributes.
5411 (non_symbolic_call_value, symbolic_call_value_jsr,
5412 symbolic_call_value_bsr): New patterns.
5413 (nop, return, unlink, indirect_jump): Specify attributes.
5414 (trap): Fix condition. Specify attributes.
5417 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5418 (override_options): Initialize it. Initialize m68k_sched_cpu.
5419 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5420 (const_method): Make global, rename to m68k_const_method.
5421 (const_int_cost, output_move_const_into_data_reg): Update.
5422 (output_move_double): Parametrize to emit rtl code, rename to
5424 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5425 emit_movsi): New static functions.
5426 (output_move_double): New function with semantics of old
5428 (m68k_emit_move_double): New function.
5429 (m68k_sched_cpu): New variable.
5430 (attr_op_type): New enum.
5431 (sched_guess_p): New variable.
5432 (sched_address_type, sched_operand_type, sched_attr_op_type):
5433 New static functions.
5434 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5435 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5436 (sched_branch_type): New static variable.
5437 (m68k_sched_branch_type): New function.
5438 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5439 (m68k_symbolic_call_var): Declare.
5440 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5441 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5442 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5443 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5446 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5448 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5449 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5450 error if __builtin_va_arg_pack_len () wasn't optimized out during
5452 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5453 with the number of inline's anonymous arguments.
5454 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5456 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5458 * fold-const.c (extract_muldiv_1): Do not simplify
5461 2007-09-11 Jan Hubicka <jh@suse.cz>
5463 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5464 (TARGET_INTER_UNIT_CONVERSIONS): New.
5465 * i386.md (floatsi expanders): Remove redundant check for SImode
5466 source; offload to memory when asked for.
5467 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5468 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5470 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5471 floatsidf2_mixed_memory, floatsidf2_sse_memory
5472 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5473 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5475 2007-09-11 Jan Hubicka <jh@suse.cz>
5477 * toplev.c (process_options): all frontends now do unit-at-a-time.
5478 * cgraphunit.c: update comments.
5479 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5480 * c-decl.c (finish_function): use cgraph_add_new_function.
5481 * function.c (expand_function_end): We are always unit-at-a-time.
5483 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5485 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5486 settings for MIPS16.
5487 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5489 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5491 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5492 SYMBOL_FORCE_TO_MEM constants.
5493 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5494 (mips16_rewrite_pool_refs_info): New structure.
5495 (mips16_rewrite_pool_constant): New function, split out from...
5496 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5497 mips16_rewrite_pool_refs_info structure rather than a pointer
5498 to a constant pool. Force force_to_mem_operands into memory.
5499 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5500 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5501 * config/mips/constraints.md (kf): New constraint.
5502 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5503 (*movsi_mips16): Likewise.
5505 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5506 Nigel Stephens <nigel@mips.com>
5507 David Ung <davidu@mips.com>
5509 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5510 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5511 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5512 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5513 (mips_zero_extend_cost): New functions.
5514 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5515 Use the new functions. Tweak many cost estimates, both here
5516 and in the new subroutines. Return false when the cost of the
5517 operands has not been calculated. Check for *clear_upper32.
5518 Check for floating-point multiply-add, reciprocal and rsqrt
5519 patterns. Handle comparison and rotation codes.
5521 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5523 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5525 * config/i386/i386.c (get_dllimport_decl): Don't strip
5528 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5531 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5532 declarations to top.
5533 (DFP_TO_BFP): Use for either XFmode or TFmode.
5534 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5536 * config/dfp-bit.h: Include float.h.
5537 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5538 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5539 which doesn't mean the same thing.
5540 (BFP_KIND): Use 4 to mean TFmode.
5541 (BFP_FMT): Specify the number of decimal digits based on the
5542 number of mantissa digits.
5543 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5544 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5545 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5546 (TFtype): Define if TFmode is supported.
5547 * doc/libgcc.texi (Decimal float library routines): Document
5548 TF conversion functions.
5550 2007-09-10 Chao-ying Fu <fu@mips.com>
5552 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5553 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5554 (mips_emit_compare): Process fixed-point modes.
5555 (mips_pad_arg_upward): Support fixed-point types.
5556 (override_options): Allow fixed-point modes in accumulators.
5557 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5558 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5559 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5560 (mips_scalar_mode_supported_p): New function to accept fixed-point
5561 modes if the width is not greater than two BITS_PER_WORD.
5562 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5563 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5564 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5565 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5566 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5568 ("IMODE"): New mode attribute.
5569 (mips-fixed.md): Include.
5570 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5572 * config/mips/mips-fixed.md: New file.
5574 2007-09-11 Ben Elliston <bje@au.ibm.com>
5576 * config/spu/spu.md: Formatting fixes.
5578 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5580 * config/dfp-bit.c (dfp_unary_func): Delete.
5581 (dfp_unary_op): Delete.
5582 (dfp_binary_op): Use decFloat functions instead of decNumber
5583 functions for binary operations.
5584 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5585 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5587 (dfp_compare_op): Use decFloat functions insteadof decNumber
5588 functions for comparisons.
5589 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5590 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5592 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5593 call to dxx_binary_op and decFloat function.
5594 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5595 calls to dxx_binary_op and decFloat function.
5596 * config/dfp-bit.h: Include decFloat header files.
5597 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5598 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5599 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5600 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5602 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5603 Jan Sjodin <jan.sjodin@amd.com>
5605 * tree-vect-analyze.c (vect_analyze_operations): Change
5606 comparison of loop iterations with threshold to less than
5607 or equal to instead of less than. Reduce
5608 min_scalar_loop_bound by one.
5609 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5610 Change prologue and epilogue iterations estimate to vf/2,
5611 when unknown at compile-time. Change versioning guard
5612 cost to taken_branch_cost. If peeling for alignment is
5613 unknown at compile-time, change peel guard costs to one
5614 taken branch and one not-taken branch per peeled loop.
5615 If peeling for alignment is known but number of scalar loop
5616 iterations is unknown at compile-time, change peel guard
5617 costs to one taken branch per peeled loop. Change the cost
5618 model equation to consider vector iterations as the loop
5619 iterations less the prologue and epilogue iterations.
5620 Change outside vector cost check to less than or equal to
5621 zero instead of equal to zero.
5622 (vect_do_peeling_for_loop_bound): Reduce
5623 min_scalar_loop_bound by one.
5624 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5625 TARG_COND_NOT_TAKEN_BRANCH_COST.
5626 * config/i386/i386.h (processor_costs): Add
5627 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5628 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5629 vec_align_load_cost, vect_unalign_load_cost,
5630 vec_store_cost, cond_taken_branch_cost,
5631 cond_not_taken_branch_cost.
5632 Define macros for x86 costs.
5633 * config/i386/i386.c:
5634 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5635 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5636 scalar_to_vec_cost, vec_align_load_cost,
5637 vect_unalign_load_cost, vec_store_cost,
5638 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5639 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5640 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5641 core2_cost, generic64_cost, generic32_cost): Set to default
5643 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5644 (x86_builtin_vectorization_cost): New.
5646 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5647 Ben Elliston <bje@au.ibm.com>
5649 * dfp.c: Include decimal128Local.h;
5650 (dfp_byte_swap): Remove.
5651 (encode_decimal32, decode_decimal32): Don't handle endianness.
5652 (encode_decimal64, decode_decimal64): Ditto.
5653 (encode_decimal128, decode_decimal128): Ditto.
5654 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5656 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5658 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5659 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5661 2007-09-10 David Daney <ddaney@avtrex.com>
5663 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5665 (memory_barrier): Rewrote as an insn that clobbers memory.
5667 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5669 * config/mips/mips.c (mips_global_pointer): Check
5670 call_really_used_regs instead of call_used_regs.
5671 (mips_save_reg_p): Likewise. Save all call-saved registers
5672 if current_function_saves_all_registers. Fix indentation.
5673 No longer treat $18 as a special case.
5674 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5676 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5678 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5679 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5680 the introductory comment.
5681 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5682 (override_options): Don't test for it.
5683 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5684 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5685 * config/mips/vr.h: As for config/mips/sde.h.
5687 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5688 Revital Eres <eres@il.ibm.com>
5690 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5691 (struct ddg): Define.
5692 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5693 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5694 * config/spu/spu.c: Include ddg.h.
5695 (TARGET_SCHED_SMS_RES_MII): Define.
5696 (spu_sms_res_mii): New function to calculate mii.
5697 * modulo-sched (res_MII): Use it.
5698 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5700 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5702 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5703 pool entries since they might hold values that must not be shared.
5705 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5708 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5709 Use 'N' operand constraint for op2.
5710 (lshr<mode>3): Ditto.
5711 (ashl<mode>3): Ditto.
5712 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5713 (vec_shr_<mode>): Ditto.
5714 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5715 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5717 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5719 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5720 Change mode macro in the last real_2expN parameter to uppercase.
5722 2007-09-10 Michael Matz <matz@suse.de>
5724 * tree-pass.h (pass_cselim): Declare new pass.
5725 * passes.c (init_optimization_passes): Link in pass_cselim.
5726 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5727 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5728 cond_store_replacement.
5729 (condstoretemp): New static variable.
5730 (cond_store_replacement): New function.
5731 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5732 tree_ssa_phiopt_worker.
5733 (struct name_to_bb): New.
5734 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5735 nt_init_block, nt_fini_block): New static functions.
5736 (seen_ssa_names, nontrap_set): New static variables.
5737 (gate_cselim, pass_cselim): Define new pass.
5738 * common.opt (ftree-cselim): New flag.
5739 * toplev.c (process_options): Set flag_tree_cselim if required.
5741 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5743 * simplify-rtx.c (simplify_relational_operation_1): For recent
5744 canonicalization, don't recurse if op1 equals both PLUS arguments.
5746 2007-09-09 David Daney <ddaney@avtrex.com>
5748 * optabs.c (expand_sync_operation): Use plus insn if minus
5750 (expand_sync_fetch_operation): Ditto.
5752 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5754 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5756 (*floatsisf2_sse_vector): Likewise.
5758 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5760 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5762 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5764 * config/i386/i386.h (ix86_tune_indices): Rename
5765 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5766 (TARGET_USE_VECTOR_CONVERTS): Updated.
5767 * config/i386/i386.c: Likewise.
5769 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5770 Nigel Stephens <nigel@mips.com>
5772 * doc/invoke.texi (Overall Options): Add .sx file extension
5773 as a synonym for .S.
5774 * cppspec.c (known_suffixes): Likewise.
5775 * gcc.c (default_compilers): Likewise.
5777 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5780 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5781 * simplify-rtx.c (simplify_relational_operation_1): Add the
5782 canonicalization from i386.h.
5783 * doc/md.texi (Canonicalization of Instructions): Document it.
5785 2007-09-09 Jan Hubicka <jh@suse.cz>
5786 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5788 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5789 (TARGET_USE_VECTOR_CONVERTS): New.
5790 * i386.md: New post-reload splitters for converting SF to DF and DF to
5792 (floatsi* expander): Special case vector conversions.
5793 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5794 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5795 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5796 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5797 Disable when doing vector converts.
5798 (floatsi<mode>2_i387): Disable when
5799 * sse.md (vec_dupv2df): Export.
5800 * i386.c (ix86_tune_features): Enable SSE conversions.
5802 2007-09-09 Richard Guenther <rguenther@suse.de>
5804 * tree-ssa-operands.c (add_virtual_operand): Only mark
5805 stores as has_volatile_ops if alias information is not available.
5807 2007-09-09 Revital Eres <eres@il.ibm.com>
5809 * doc/contrib.texi: Add myself.
5811 2007-09-09 Ira Rosen <irar@il.ibm.com>
5813 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5814 stmt_vinfo_set_outside_of_loop_cost): New functions.
5815 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5816 (vect_model_simple_cost): Call
5817 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5818 field instead of calling vect_get_cost_fields.
5819 (vect_model_store_cost, vect_model_load_cost): Likewise.
5821 2007-09-09 Revital Eres <eres@il.ibm.com>
5823 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5824 declaration to bdesc_paired_preds variable.
5825 (paired_expand_builtin): Likewise.
5827 2007-09-09 Revital Eres <eres@il.ibm.com>
5829 * dbgcnt.def (sms_sched_loop): New counter.
5830 * modulo-sched.c: Use sms_sched_loop instead of
5831 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5832 perform swing modulo scheduling on. Include dbgcnt.h.
5833 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5834 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5836 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5838 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5839 Substitute all uses with ...
5840 (MODEF): New mode iterator.
5842 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5843 from pre-regalloc define_insn_and_split splitter pattern.
5844 (*fix_trunc<mode>_i387_1): Ditto.
5845 (*fistdi2_1): Ditto.
5846 (*fist<mode>2_1): Ditto.
5847 (frndintxf2_floor): Ditto.
5848 (*fist<mode>2_floor_1): Ditto.
5849 (frndintxf2_ceil): Ditto.
5850 (*fist<mode>2_ceil_1): Ditto.
5851 (frndintxf2_trunc): Ditto.
5852 (frndintxf2_mask_pm): Ditto.
5854 (prologue): Use (const_int 0) as never generated filler insn.
5856 (sibcall_epilogue): Ditto.
5857 (eh_return_si): Ditto.
5858 (eh_return_di): Ditto.
5860 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5861 using MODEF mode iterator.
5862 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5863 using MODEF mode iterator.
5864 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5865 using MODEF mode iterator.
5866 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5867 Macroize expander using MODEF mode iterator.
5869 (zero_extendsidi2): Remove operand constraints from expander.
5870 (smuldi3_highpart): Ditto.
5871 (indirect_jump): Ditto.
5874 * config/i386/sse.md (storentv4sf): Ditto.
5875 (storentv2df): Ditto.
5876 (storentv2di): Ditto.
5878 (sse2_cvtpd2ps): Ditto.
5879 (vec_interleave_highv16qi): Ditto.
5880 (vec_interleave_lowv16qi): Ditto.
5881 (vec_interleave_highv8hi): Ditto.
5882 (vec_interleave_lowv8hi): Ditto.
5883 (vec_interleave_highv4si): Ditto.
5884 (vec_interleave_lowv4si): Ditto.
5885 (vec_interleave_highv2di): Ditto.
5886 (vec_interleave_lowv2di): Ditto.
5887 (sse2_maskmovdqu): Ditto.
5888 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5890 2007-09-09 Ira Rosen <irar@il.ibm.com>
5892 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5893 (struct _slp_tree, struct _slp_instance): Define new data structures
5894 along macros for their access.
5895 (struct _loop_vec_info): Define new fields: strided_stores,
5896 slp_instances, and slp_unrolling_factor along macros for their access.
5897 (enum slp_vect_type): New.
5898 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5900 (STMT_VINFO_STRIDED_ACCESS): New macro.
5901 (vect_free_slp_tree): Declare.
5902 (vectorizable_load): Add an argument of type slp_tree.
5903 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5904 vectorizable_assignment): Likewise.
5905 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5906 Declare (make extern).
5907 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5908 (new_loop_vec_info): Likewise.
5909 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5910 * tree-vect-analyze.c: Include recog.h.
5911 (vect_update_slp_costs_according_to_vf): New.
5912 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5913 functions. For not pure SLP stmts with strided access check that the
5914 group size is power of 2. Update the vectorization factor according to
5915 SLP. Call vect_update_slp_costs_according_to_vf.
5916 (vect_analyze_group_access): New.
5917 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5918 (vect_free_slp_tree): New functions.
5919 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5920 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5921 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5922 vect_detect_hybrid_slp): Likewise.
5923 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5924 and vect_detect_hybrid_slp.
5925 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5926 SLP costs into account.
5927 (vect_get_cost_fields): New function.
5928 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5930 (vect_model_store_cost, vect_model_load_cost): Likewise.
5931 (vect_get_constant_vectors): New function.
5932 (vect_get_slp_vect_defs, vect_get_slp_defs,
5933 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5934 vect_get_vec_defs): Likewise.
5935 (vectorizable_reduction): Don't handle SLP for now.
5936 (vectorizable_call): Don't handle SLP for now. Add argument to
5937 vect_model_simple_cost.
5938 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5939 get SLPed and vectorized defs). Fix indentation and spacing.
5940 (vectorizable_assignment): Handle SLP.
5941 (vectorizable_induction): Don't handle SLP for now.
5942 (vectorizable_operation): Likewise.
5943 (vectorizable_type_demotion): Add argument to
5944 vect_model_simple_cost.
5945 (vectorizable_type_promotion): Likewise.
5946 (vectorizable_store, vectorizable_load): Handle SLP.
5947 (vectorizable_condition): Don't handle SLP for now.
5948 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5949 no SLP transformation required for unsupported cases. Add SLP
5950 argument for supported cases.
5951 (vect_remove_stores): New function.
5952 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5953 (vect_transform_loop): Schedule SLP instances.
5954 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5956 2007-09-09 Andrew Haley <aph@redhat.com>
5958 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5961 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5963 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5964 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5965 Similar for what label_refs can go in the JUMP_TARGET field. Split
5966 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5967 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5968 REG_LABEL when replacing an operand with a LABEL_REF for a
5970 (subst_reloads): When replacing a LABEL_REG with a register,
5971 instead of generating a REG_LABEL note, assert that there already
5972 is one or that the label is a known target for the insn.
5973 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5974 note, check the JUMP_LABEL field. Remove "else" after return.
5975 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5976 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5977 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5978 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5979 insns. Iterate over all notes; don't assume there's only one.
5980 * cse.c (recorded_label_ref): Adjust comment to refer to
5982 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5983 insns, not just NONJUMP_INSN_P.
5984 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5985 isn't a jump target.
5986 * jump.c (rebuild_jump_labels): Adjust head comment.
5987 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5988 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5989 (mark_all_labels): For JUMP_P insns without a target, check if the
5990 the target is noted on the previous nonjump insn.
5991 (mark_jump_label_1): New function, guts from mark_jump_label.
5992 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5993 marking jump target labels.
5994 <case LABEL_REF>: Adjust for whether to generate a
5995 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5996 For 'E' format rtl, iterate in descending element order.
5997 (delete_related_insns): Handle both REG_LABEL_TARGET and
5998 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5999 reference count, delete and fallthrough. Move finding-next-
6000 non-deleted insn last in the function. Look at all INSN_P insns
6001 for REG_LABEL_OPERAND notes.
6002 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6004 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6005 JUMP_LABEL, output the INSN_UID of it.
6006 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6007 and/or REG_LABEL_TARGET.
6008 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6009 with jump.c copy by only adding notes for labels actually
6010 referenced in the insn.
6011 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6012 usage count increment; handle all INSN_P trial insns.
6013 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6015 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6016 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6017 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6019 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6020 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6021 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6022 on all INSN_P insns.
6023 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6024 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6025 REG_LABEL_OPERAND notes.
6026 * reload1.c (calculate_needs_all_insns): Adjust comments.
6027 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6028 * config/alpha/alpha.md (split for load of an address into a
6029 four-insn sequence on Unicos/Mk): Adjust to use
6031 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6033 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6036 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6037 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6038 FOR_BB_INSNS_SAFE instead of for loop.
6039 * cse.c (cse_extended_basic_block): Likewise.
6040 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6041 that the for loop does not invoke NEXT_INSN on a deleted insn.
6042 * function.c (instantiate_virtual_regs): Likewise.
6043 * lower-subreg.c (remove_retval_note): Likewise.
6044 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6046 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6048 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6049 insn, if it's a jump.
6050 (try_redirect_by_replacing_jump): New variable jump_p. Call
6051 tablejump_p before delete_insn_chain.
6052 * reload1.c (reload): New variable next. Make sure that the for
6053 loop does not invoke NEXT_INSN on a deleted insn.
6054 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6055 (delete_output_reload): New variable prev. Make sure the the for
6056 loops do not invoke PREV_INSN on a deleted insn.
6058 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6060 * pa/constraints.md: Remove 'X' from unused letters comment.
6062 2007-09-08 Richard Guenther <rguenther@suse.de>
6064 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6065 computed check stmt_ann->references_memory instead of counting
6068 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6070 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6071 validate_change() in one more case.
6073 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6075 PR tree-optimization/32283
6076 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6077 estimated_loop_iterations.
6078 (determine_use_iv_cost_condition): Decrease cost of expressions
6079 used in iv elimination.
6081 2007-09-08 Richard Guenther <rguenther@suse.de>
6083 * tree-cfg.c (verify_gimple_expr): Avoid building new
6084 pointer types, use TYPE_POINTER_TO if available instead.
6086 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6089 PR rtl-optimization/26449
6090 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6091 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6093 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6094 define_expand. Split insn in split1 pass.
6097 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6099 PR tree-optimization/33301
6100 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6103 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6105 PR tree-optimization/32183
6106 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6108 * tree-ssa-reassoc.c: Include cfgloop.h.
6109 (is_reassociable_op): Add a loop argument and return true only
6111 (linearize_expr): Updated.
6112 (should_break_up_subtract): Likewise.
6113 (linearize_expr_tree): Likewise.
6114 (init_reassoc): Call loop_optimizer_init with
6115 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6116 with CDI_DOMINATORS.
6117 (fini_reassoc): Call loop_optimizer_finalize.
6119 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6121 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6122 if there is no i-cache.
6124 2007-09-07 Richard Guenther <rguenther@suse.de>
6127 2007-09-06 Richard Guenther <rguenther@suse.de>
6129 PR tree-optimization/32586
6130 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6131 folding if nothing changed.
6132 (simplify_unary_expression): New function. Do tree combining
6133 on conversion like codes.
6134 (try_to_simplify): Call it.
6136 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6139 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6140 (__gthread_active,__gthread_start, __gthread_active_init): New.
6141 * gthr-posix95.h: Likewise.
6143 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6145 * function.h (struct function): Rename calls_unwind_init
6146 to saves_all_registers.
6147 (current_function_saves_all_registers): Renamed from
6148 current_function_calls_unwind_init.
6149 * reload1.c (reload): Set current_function_saves_all_registers.
6150 * except.c (expand_builtin_unwind_init): Likewise.
6151 * config/m68k/m68k.c (m68k_save_reg): Use
6152 current_function_saves_all_registers to save pic register.
6154 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6156 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6157 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6159 Reapply reverted changes:
6161 2007-09-06 Jan Hubicka <jh@suse.cz>
6163 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6166 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6168 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6169 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6171 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6173 * optabs.c (expand_float): Convert unsigned integer as signed only
6174 if it provides sufficient accuracy; add mode argument to real_2expN.
6175 (expand_fix): Fix comment typos; extend binary float into mode
6176 wider than destination for converion to unsigned integer; add mode
6177 argument to real_2expN.
6178 * real.c (real_2expN): Add mode argument to special-case decimal
6180 * real.h (real_2expN): Ditto.
6181 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6183 (fixed_from_string): Ditto.
6184 (fixed_to_decimal): Ditto.
6185 (fixed_convert_from_real): Ditto.
6186 (real_convert_from_fixed): Ditto.
6187 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6188 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6189 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6190 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6192 2007-09-07 Diego Novillo <dnovillo@google.com>
6194 * tree-flow.h (const_block_stmt_iterator): Remove.
6195 Update all users to use block_stmt_iterator.
6196 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6197 Update all users to use tree_stmt_iterator.
6199 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6201 * config/mips/mips.c (mips_set_current_function): Temporarily
6202 make this a no-op to fix bootstrap errors, pending rewrite.
6204 2007-09-07 Jan Hubicka <jh@suse.cz>
6206 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6209 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6211 PR tree-optimization/33299
6212 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6213 uses for all relevant loop-exit phis, not just the first.
6215 2007-09-07 Richard Guenther <rguenther@suse.de>
6218 * tree-ssa-operands.c (access_can_touch_variable): An access
6219 of the form (*p)[0] can touch a variable of same size.
6221 2007-09-07 Jan Hubicka <jh@suse.cz>
6223 * passes.c (init_optimization_passes): Add simple dce and addressable
6225 * tree-ssa.c (execute_update_addresses_taken): New function.
6226 (pass_update_address_taken): New.
6227 * tree-ssa-dse.c (execute_simple_dse): New function.
6228 (pass_simple_dse): New.
6229 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6231 2007-09-07 Tobias Burnus <burnus@net-b.de>
6234 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6236 2007-09-07 Richard Guenther <rguenther@suse.de>
6239 2007-09-06 Richard Guenther <rguenther@suse.de>
6241 PR tree-optimization/32586
6242 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6243 folding if nothing changed.
6244 (simplify_unary_expression): New function. Do tree combining
6245 on conversion like codes.
6246 (try_to_simplify): Call it.
6248 2007-09-07 Richard Guenther <rguenther@suse.de>
6249 Uros Bizjak <ubizjak@gmail.com>
6251 PR tree-optimization/32821
6252 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6253 NULL in the call to set_bb_stmt_list.
6255 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6257 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6258 float calls here, rather than leaving some to the caller.
6259 Use call_internal_direct and call_value_internal_direct.
6260 * config/mips/mips.md (call_internal_direct): New pattern.
6261 (call_value_internal_direct): Likewise.
6263 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6265 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6266 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6268 (override_options): Set mips_base_move_loop_invariants.
6270 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6272 * config/mips/mips.opt (mcode-readable=): Move to keep list
6275 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6277 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6278 and -mgpopt options. Adjust the -G documentation to match.
6279 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6280 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6281 function, split out from mips_classify_symbol. Return false for
6282 !TARGET_LOCAL_SDATA.
6283 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6284 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6285 (override_options): Check whether the -mgpopt setting is consistent
6286 with the other flags.
6287 (symbolic_expression_p): Delete.
6288 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6289 and default_elf_select_rtx_section.
6290 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6291 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6292 external data and TARGET_EXTERN_SDATA.
6294 2007-09-07 Tobias Burnus <burnus@net-b.de>
6297 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6299 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6301 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6302 FOR_BB_INSNS_SAFE instead of for loop.
6303 * cse.c (cse_extended_basic_block): Likewise.
6304 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6305 that the for loop does not invoke NEXT_INSN on a deleted insn.
6306 * function.c (instantiate_virtual_regs): Likewise.
6307 * lower-subreg.c (remove_retval_note): Likewise.
6308 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6310 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6312 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6313 insn, if it's a jump.
6314 (try_redirect_by_replacing_jump): New variable jump_p. Call
6315 tablejump_p before delete_insn_chain.
6316 * reload1.c (reload): New variable next. Make sure that the for
6317 loop does not invoke NEXT_INSN on a deleted insn.
6318 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6319 (delete_output_reload): New variable prev. Make sure the the for
6320 loops do not invoke PREV_INSN on a deleted insn.
6322 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6324 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6325 * cgraph.h (rebuild_cgraph_edges): Declare.
6326 * tree-pass.h (pass_expand_omp_ssa): New.
6327 * omp-low.c (find_omp_clause): Export.
6328 (copy_var_decl): Split from omp_copy_decl_2.
6329 (build_omp_barrier): Return the call to emit instead of emitting
6331 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6333 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6334 expand_omp_for_generic, expand_omp_for_static_nochunk,
6335 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6336 Adapted to work on SSA form.
6337 (execute_expand_omp): Do not invalidate dominance information.
6338 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6339 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6340 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6342 (force_gimple_operand): Allow gimplifying code expressions without
6344 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6345 * common.opt (fopenmp-ssa): New.
6346 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6347 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6348 * tree-cfg.c: Include tree-inline.h.
6349 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6350 (replace_by_duplicate_decl, replace_ssa_name,
6351 mark_virtual_ops_in_region): New functions.
6352 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6353 to work on SSA form.
6354 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6355 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6358 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6360 * tree-loop-linear.c: Include obstack.h.
6361 (linear_transform_loops): New obstack lambda_obstack.
6362 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6363 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6364 and free afterwards.
6365 * lambda.h (struct obstack): New forward declaration.
6366 (lambda_linear_expression_new): New parameter of type struct
6368 (lambda_loopnest_new): Likewise.
6369 (lambda_loopnest_transform): Likewise.
6370 (lambda_body_vector_new): Likewise.
6371 (lambda_body_vector_compute_new): Likewise.
6372 (gcc_loopnest_to_lambda_loopnest): Likewise.
6373 (lambda_loopnest_to_gcc_loopnest): Likewise.
6374 * lambda-code.c: Include obstack.h.
6375 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6377 (lambda_body_vector_new): Likewise.
6378 (lambda_linear_expression_new): Likewise.
6379 (lambda_lattice_new): Likewise.
6380 (lambda_loopnest_new): Likewise. Additionally use obstack to
6381 allocate LN_LOOPS(ret).
6382 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6383 it to lambda_lattice_new.
6384 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6385 Pass it to lambda_body_vector_new.
6386 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6387 it to lambda_lattice_new.
6388 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6389 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6390 (lambda_compute_target_space): Likewise.
6391 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6392 Pass it to lambda_lattice_compute_base and
6393 compute_nest_using_fourieer_motzkin.
6394 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6395 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6396 and lambda_lattice_compute_target_space.
6397 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6398 Pass it to lambda_linear_expression_new.
6399 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6400 to gcc_tree_to_linear_expression.
6401 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6402 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6403 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6404 Pass it to lambda_body_vector_new and
6405 lambda_body_vector_compute_new.
6406 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6407 (lambda-code.o): Likewise.
6409 2007-09-06 Chao-ying Fu <fu@mips.com>
6411 * ginclude/stdfix.h: New file.
6412 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6413 (convert.o): Add dependence on fixed-value.h.
6414 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6415 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6416 to define fixed-point constants.
6417 (c_cpp_builtins): Define fixed-point constants.
6418 * convert.c (fixed-value.h): New include.
6419 (convert_to_real): Update comment to include fixed-point.
6420 Support FIXED_POINT_TYPE.
6421 (convert_to_integer): Update comment to include fixed-point.
6422 Support FIXED_POINT_TYPE.
6423 (convert_to_complex): Support FIXED_POINT_TYPE.
6424 (convert_to_fixed): New function.
6425 * convert.h (convert_to_fixed): Declare.
6426 * genopinit.c: Add comment about $Q for only fixed-point modes.
6427 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6428 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6429 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6430 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6431 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6432 usneg_optab for fixed-point modes.
6433 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6435 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6436 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6437 unsigned saturation optabs, when type is saturating.
6438 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6439 (expand_fixed_convert): New function.
6440 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6441 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6442 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6443 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6444 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6445 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6447 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6448 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6449 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6450 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6451 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6453 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6454 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6455 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6456 fractuns, satfractuns.
6457 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6458 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6459 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6460 OTI_ssmsub_widen, OTI_usmsub_widen.
6461 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6462 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6463 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6464 umsub_widen_optab, usmsub_widen_optab): Define.
6465 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6467 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6469 (expand_fixed_convert): Declare.
6470 * expr.c (convert_move): Support the move of fixed-point modes.
6471 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6472 (categorize_ctor_elements_1): Handle FIXED_CST.
6473 (count_type_elements): Handle FIXED_POINT_TYPE.
6474 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6475 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6477 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6478 multiply and add/subtract for fixed-point types.
6479 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6480 mode, we jump to binop directly.
6481 Support FIXED_CONVERT_EXPR.
6482 (do_store_flag): Check FIXED_CST to put a constant second.
6483 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6484 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6485 (const_vector_from_tree): Support FIXED_CST.
6486 * doc/extend.texi (Fixed-Point): New node.
6487 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6488 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6489 satfract, fractuns, satfractuns): Document them.
6491 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6493 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6494 addresses into I registers.
6496 2007-09-06 Jan Hubicka <jh@suse.cz>
6497 Andreas Tobler <a.tobler@schweiz.org>
6499 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6501 (machopic_legitimize_pic_address): Likewise.
6503 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6504 Jan Hubicka <jh@suse.cz>
6506 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6507 instead of ufloat_optab->handlers directly.
6508 (floatdidf2): Likewise.
6510 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6512 * config/mips/mips.c: Include diagnostic.h.
6513 (mips_set_current_function): Check errorcount and sorrycount
6514 before generating RTL.
6516 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6519 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6520 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6521 (print_operand_reloc): Likewise.
6523 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6527 2007-09-06 Jan Hubicka <jh@suse.cz>
6529 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6532 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6534 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6535 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6537 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6539 * optabs.c (expand_float): Convert unsigned integer as signed only
6540 if it provides sufficient accuracy; add mode argument to real_2expN.
6541 (expand_fix): Fix comment typos; extend binary float into mode
6542 wider than destination for converion to unsigned integer; add mode
6543 argument to real_2expN.
6544 * real.c (real_2expN): Add mode argument to special-case decimal
6546 * real.h (real_2expN): Ditto.
6547 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6549 (fixed_from_string): Ditto.
6550 (fixed_to_decimal): Ditto.
6551 (fixed_convert_from_real): Ditto.
6552 (real_convert_from_fixed): Ditto.
6553 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6554 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6555 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6556 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6558 2007-09-06 Tom Tromey <tromey@redhat.com>
6560 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6561 * c-pch.c (c_common_read_pch): Restore current location after
6563 * tree.c (expand_location): Update.
6564 (expr_filename): Changed return type. Unified the two cases.
6565 (expr_lineno): Likewise.
6566 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6568 * toplev.c (line_table): Changed type.
6569 (general_init): Update.
6570 (realloc_for_line_map): New function.
6571 (general_init): Allocate line_table using GC.
6572 * fix-header.c (line_table): Changed type.
6573 (read_scan_file): Update.
6574 (read_scan_file): Update.
6575 * c-ppoutput.c (maybe_print_line): Update.
6576 (print_line): Update.
6577 (cb_line_change): Update.
6578 (cb_define): Update.
6579 (pp_file_change): Update.
6580 * c-opts.c (c_common_init_options): Update.
6581 (finish_options): Update.
6582 (push_command_line_include): Update.
6583 * c-lex.c (cb_line_change): Update.
6584 (cb_def_pragma): Update.
6585 (cb_define): Update.
6587 (c_lex_with_flags): Use cpp_get_token_with_location.
6588 * input.h (line_table): Changed type.
6589 (location_from_locus): New macro.
6590 * tree.h (EXPR_FILENAME): No longer an lvalue.
6591 (EXPR_LINENO): Likewise.
6592 (expr_locus, set_expr_locus): Declare separately for
6593 USE_MAPPED_LOCATION.
6594 (expr_filename, expr_lineno): Changed return type.
6595 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6596 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6597 (expand_gimple_basic_block): Likewise.
6598 * final.c (final_scan_insn): Use expanded_location.
6600 2007-09-06 Richard Guenther <rguenther@suse.de>
6602 PR tree-optimization/32586
6603 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6604 folding if nothing changed.
6605 (simplify_unary_expression): New function. Do tree combining
6606 on conversion like codes.
6607 (try_to_simplify): Call it.
6608 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6609 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6611 2007-09-06 Jan Hubicka <jh@suse.cz>
6614 * cse.c (fold_rtx): Avoid invalid sharing.
6616 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6618 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6619 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6621 2007-09-06 Revital Eres <eres@il.ibm.com>
6623 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6624 Fix offsettable memory reference for 750CL.
6626 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6628 * reload.c (find_reloads_address_1): Try to preserve original
6629 base/index regclass of operands.
6630 * regrename.c (scan_rtx_address): Likewise.
6631 (replace_oldest_value_addr): Likewise.
6633 2007-09-06 Richard Guenther <rguenther@suse.de>
6635 PR tree-optimization/33302
6636 * domwalk.c (walk_dominator_tree): The exit block is
6637 interesting even if it is not reachable.
6639 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6642 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6644 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6646 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6649 2007-09-05 Ian Lance Taylor <iant@google.com>
6651 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6653 (dump_generic_node): Likewise.
6654 * print-rtl.c (print_decl_name): Likewise.
6655 * print-tree.c (print_node_brief): Likewise.
6656 (print_node): Likewise.
6657 * Makefile.in (RTL_BASE_H): Add alias.h.
6660 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6662 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6664 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6665 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6667 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6669 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6670 (tm_defines): Define UCLIBC_DEFAULT to 1.
6671 (extra_options): Add linux.opt.
6672 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6673 (CRT_CALL_STATIC_FUNCTION): Likewise.
6674 (NO_IMPLICIT_EXTERN_C): Likewise.
6675 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6676 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6677 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6678 (ENDFILE_SPEC): Don't define.
6679 (LIB_SPEC): Likewise.
6680 (CRT_CALL_STATIC_FUNCTION): Likewise.
6681 (NO_IMPLICIT_EXTERN_C): Likewise.
6682 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6683 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6685 2007-09-06 Jan Hubicka <jh@suse.cz>
6687 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6690 2007-09-06 Jan Hubicka <jh@suse.cz>
6692 * opts.c (common_handle_option): Enable inlining functions for
6695 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6697 * builtin-attrs.def (ATTR_NONNULL_3): New.
6698 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6699 ATTR_NOTHROW_NONNULL_##FA.
6700 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6701 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6702 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6703 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6704 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6705 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6706 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6708 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6709 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6710 ATTR_FORMAT_NOTHROW_3_4): Remove.
6711 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6712 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6713 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6714 instead of ATTR_FORMAT_*_*.
6716 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6718 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6719 parts re-used for REG_FRAME_RELATED_EXPR.
6721 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6723 * optabs.c (expand_float): Convert unsigned integer as signed only
6724 if it provides sufficient accuracy; add mode argument to real_2expN.
6725 (expand_fix): Fix comment typos; extend binary float into mode
6726 wider than destination for converion to unsigned integer; add mode
6727 argument to real_2expN.
6728 * real.c (real_2expN): Add mode argument to special-case decimal
6730 * real.h (real_2expN): Ditto.
6731 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6733 (fixed_from_string): Ditto.
6734 (fixed_to_decimal): Ditto.
6735 (fixed_convert_from_real): Ditto.
6736 (real_convert_from_fixed): Ditto.
6737 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6738 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6739 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6740 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6742 2007-09-05 Ian Lance Taylor <iant@google.com>
6744 * init-regs.c (initialize_uninitialized_regs): Call
6745 emit_insn_before rather than add_insn_before.
6747 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6749 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6750 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6751 * tree-inline.h (copy_body_data): Add call_expr field.
6752 * tree-inline.c (expand_call_inline): Initialize call_expr.
6753 (copy_bb): Append anonymous inline fn arguments to arguments
6754 when inlining a CALL_EXPR_VA_ARG_PACK call.
6755 * builtins.c (expand_builtin): Issue an error if
6756 BUILT_IN_VA_ARG_PACK is seen during expand.
6757 (fold_call_expr, fold_builtin_call_array): Don't fold
6758 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6759 __builtin_va_arg_pack () call as last argument.
6760 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6761 function is __builtin_va_arg_pack (), decrease number of call
6762 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6763 * expr.c (expand_expr_real_1): Issue an error if
6764 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6765 * tree-pretty-print.c (dump_generic_node): Handle printing
6766 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6767 * doc/extend.texi (__builtin_va_arg_pack): Document.
6769 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6771 PR tree-optimization/21513
6772 * builtins.c (build_builtin_expect_predicate): New function.
6773 (fold_builtin_expect): Add argument for expected value.
6774 Distribute __builtin_expect over short-circuiting operations.
6775 Fold nested builtin_expects.
6776 (fold_builtin_2): Adjust call to fold_builtin_expect.
6778 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6781 PR tree-optimization/13756
6782 * doc/invoke.texi (Options That Control Optimization): Document
6785 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6787 * config/i386/cpuid.h: New file.
6788 * config/i386/driver-i386.c: Include cpuid.h.
6789 (describe_cache): Shrink size and line strings to 100 bytes.
6790 (detect_caches_amd): Return "" for unsupported max_ext_level.
6791 Use __cpuid function.
6792 (detect_caches_intel): Return "" for unsupported max_level.
6793 Use __cpuid function.
6794 (host_detect_local_cpu): Change feature flag variables to
6795 unsigned int. Initialize only extended feature flag variables.
6796 Use __get_cpuid_max to determine max supported cpuid level.
6797 Use __cpuid function to determine supported features. Fix
6798 calculation of family id. Remove is_amd and check signature
6799 directly. Check for Geode signature. Handle family 4 id.
6800 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6801 cpu discovery code to lower part of the function.
6802 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6803 for sub-architecture.
6804 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6805 [PROCESSOR_K8]: Add k8-sse3 architecture.
6806 [PROCESSOR_NOCONA]: Remove.
6807 [PROCESSOR_GENERIC64]: Ditto.
6808 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6809 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6810 to check for SSE and FXSAVE support.
6811 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6812 Add -minline-all-stringops.
6813 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6814 (x86_64-*-*): Ditto.
6816 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6818 * config/bfin/linux-unwind.h: New file.
6819 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6820 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6822 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6824 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6825 * stmt.c: Include alloc-pool.h.
6826 (struct case_node): Remove GTY marker.
6827 (add_case_node): New parameter case_node_pool. Use it for
6829 (expand_case): New allocation pool case_node_pool. Initialize it,
6830 pass to add_case_node and free it.
6832 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6833 David Ung <davidu@mips.com>
6834 Nigel Stephens <nigel@mips.com>
6836 Add mips16/nomips16 function attributes and -mflip-mips16 option
6837 for testing mixed-mode compilation.
6839 * config/mips/mips.opt (mflip-mips16): New.
6841 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6842 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6844 * config/mips/mips.c (mips_base_target_flags): New.
6845 (mips_base_mips16): New.
6846 (mips_base_schedule_insns): New.
6847 (mips_base_reorder_blocks_and_partition): New.
6848 (mips_base_align_loops): New.
6849 (mips_base_align_jumps): New.
6850 (mips_base_align_functions): New.
6851 (mips16_flipper): New.
6852 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6853 (TARGET_SET_CURRENT_FUNCTION): Define.
6854 (mips_mips16_type_p, mips_nomips16_type_p): New.
6855 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6856 (mips_function_ok_for_sibcall): Make it deal with functions with
6858 (mips_init_split_addresses): New, split out from override_options.
6859 (mips_init_relocs): New, split out from override_options.
6860 (was_mips16_p): New.
6861 (mips_set_mips16_mode): New, split out from override_options.
6862 (mips_set_current_function): New.
6863 (override_options): Add sorry for unsupported mips16/pic
6864 combination. Remove error for mips16/dsp combination. Save
6865 base option settings.
6866 (mips_file_start): Move mips16 mode setting output from here....
6867 (mips_output_function_prologue): ....to here.
6868 (mips_output_mi_thunk): Check for mips16 function.
6869 (build_mips16_function_stub): Don't set .mips16 here.
6870 (build_mips16_call_stub): Likewise.
6871 (mips_expand_builtin): Error in mips16 mode.
6872 (mips_use_mips16_mode_p): New.
6873 (mips_encode_section_info): Check for mips16 function, and set
6874 SYMBOL_REF_FLAGS accordingly.
6876 * doc/extend.texi (Function Attributes): Document new
6877 mips16/nomips16 attributes.
6878 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6879 (MIPS Options): Document -mflip-mips16.
6881 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6883 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6884 if we encounter TLS address in MIPS16 mode.
6885 (mips_legitimize_const_move): Check cannot_force_const_mem for
6886 the (const (plus symbol offset)) case; this forces invalid TLS
6887 address in MIPS16 mode to be caught by the above call to sorry.
6888 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6889 because that now enables emutls, which is not ABI compatible
6890 with native TLS in non-MIPS16 mode.
6892 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6894 Add target hook invoked when cfun changes.
6896 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6897 * target.h (struct gcc_target): Add set_current_function.
6898 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6899 (TARGET_INITIALIZER): Add initializer for set_current_function.
6900 * tree.h (push_struct_function): New.
6901 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6903 (set_cfun): Declare.
6904 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6906 (push_function_context_to): Use allocate_struct_function
6907 to create null context, not init_dummy_function_start. Use set_cfun.
6908 (pop_function_context_from): Use set_cfun.
6909 (in_dummy_function): New.
6910 (invoke_set_current_function_hook): New.
6912 (push_cfun, pop_cfun): Use set_cfun.
6913 (push_struct_function): New.
6914 (allocate_struct_function): Call invoke_set_current_function_hook
6916 (prepare_function_start): Don't set cfun here. Remove unused
6917 argument; fix all callers.
6918 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6919 push_struct_function.
6920 (init_function_start): Set cfun here.
6921 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6922 * omp-low.c (create_omp_child_function): Use push_struct_function
6923 and pop_cfun to save/restore state.
6924 (expand_omp_parallel): Remove unused saved_cfun variable.
6925 * cgraphunit.c (ipa_passes): Use set_cfun.
6926 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6927 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6928 * matrix-reorg.c (transform_allocation_sites): Likewise.
6929 (matrix_reorg): Use set_cfun.
6930 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6931 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6932 assignment to cfun; use set_cfun for the other.
6933 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6934 (dump_function_to_file): Use push_cfun/pop_cfun here.
6935 * c-decl.c (finish_function): Use set_cfun.
6937 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6939 * regrename.c (rerename_optimize): Use deferred rescanning and
6940 insert explicit calls to rescan insns when changed.
6942 2007-09-05 Jan Hubicka <jh@suse.cz>
6944 * optabs.c (libfunc_entry): Change optab to integer.
6945 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6946 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6947 of pointers for hashing.
6949 2007-09-05 Jan Hubicka <jh@suse.cz>
6951 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6953 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6954 * see.c (pass_see): Likewise.
6955 * tracer.c (pass_tracer): Likewise.
6956 * postreload-gcse.c (pass_gcse2): Likewise.
6957 * postreload.c (pass_postreload_cse): Likewise.
6958 * mode-switching.c (pass_mode_switching): Likewise.
6959 * modulo-sched.c (pass_sms): Likewise.
6960 * cse.c (cse_insn): Likewise.
6961 * web.c (pass_web): Likweise.
6962 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6963 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6964 * loop-init.c (pass_rtl_loop_init): Likewise.
6965 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6966 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6967 * global.c (pass_global_alloc): Likewise.
6968 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6969 pass_if_after_reload): Likewise.
6970 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6971 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6972 * regmove.c (pass_regmove): Likewise.
6973 * function.c (pass_thread_prologugues_epilogues): Likewise.
6974 * gcse.c (pass_gcse): Likewise.
6975 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6976 * lower-subreg.c (pass_lower_subreg2): Likewise.
6977 * bt-load.c (pass_branch_target_load): Likewise.
6978 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6979 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6980 * combine.c (pass_combine): Likewise.
6981 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6982 (pass_partition_blocks): Likewise.
6983 * var-tracking.c (pass_variable_track): Likewise.
6984 * reg-stack.c (pass_stack_regs_run): Likewise.
6985 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6986 * passes.c (pass_postreload): Likewise.
6987 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6988 * tree-pass.h (TODO_verify_rtl_sharing): New.
6989 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6990 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6991 TODO_set_props, TODO_df_finish, TODO_df_verify,
6992 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6994 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6996 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6997 fold_real_zero_addition_p, reorder_operands_p,
6998 div_if_zero_remainder, fold_undefer_overflow_warnings,
6999 int_binop_types_match_p, fold_convert_const_int_from_int,
7000 fold_convert_const_int_from_real,
7001 fold_convert_const_int_from_fixed,
7002 fold_convert_const_real_from_real,
7003 fold_convert_const_real_from_fixed,
7004 fold_convert_const_fixed_from_fixed,
7005 fold_convert_const_fixed_from_int,
7006 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7007 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7008 debug_fold_checksum, multiple_of_p): Constify.
7009 * tree-flow-inline.h (get_lineno): Likewise.
7010 * tree-flow.h (get_lineno): Likewise.
7011 * tree-object-size.c (compute_object_offset, addr_object_size,
7012 alloc_object_size, pass_through_call): Likewise.
7013 * tree-pretty-print.c (op_symbol, print_call_name,
7014 print_struct_decl, do_niy): Likewise.
7015 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7016 debug_fold_checksum): Likewise.
7018 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7021 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7022 note, remove the associated REG_RETVAL note.
7024 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7026 * config.gcc (powerpc*-*-*): Install
7027 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7028 * config/rs6000/spu2vmx.h: New header.
7029 * config/rs6000/si2vmx.h: New header.
7030 * config/rs6000/vec_types.h: New header.
7032 2007-09-05 Ben Elliston <bje@au.ibm.com>
7034 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7036 2007-09-05 Ben Elliston <bje@au.ibm.com>
7038 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7040 (__stdcx): Make asm volatile.
7041 (__stwcx, __stdcx): Return only 0 or 1.
7043 2007-09-05 Jan Hubicka <jh@suse.cz>
7047 2007-09-04 Jan Hubicka <jh@suse.cz>
7048 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7050 2007-09-04 Richard Guenther <rguenther@suse.de>
7051 * tree-ssa-operands.c (add_virtual_operand): Only mark
7052 stores as has_volatile_ops if alias information is not available.
7054 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7056 * config/rs6000/tramp.asm: Include config.h.
7057 Check __PIC__ or __pic__ macro instead of SHARED.
7059 PR rtl-optimization/32300
7060 * see.c (see_copy_insn): New function.
7061 (see_def_extension_not_merged, see_merge_one_use_extension,
7062 see_merge_one_def_extension): Use it. Avoid changing
7063 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7064 into sequences. Call df_insn_delete on temporary insns
7065 that won't be emitted into the insn stream.
7066 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7067 and run df_process_deferred_rescans () before run_fast_dce.
7069 PR tree-optimization/33017
7070 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7071 recurse for pure or const function calls.
7073 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7075 * c-format.c: Include alloc-pool.h.
7076 (check_format_info_main): New argument fwt_alloc. Use allocation
7077 pool instead of GC. Remove GC deallocation code.
7078 (check_format_arg): Create allocation pool, pass it to
7079 check_format_info_main and free it afterwards.
7080 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7082 2007-09-05 Ben Elliston <bje@au.ibm.com>
7084 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7085 Rename count macro arugment for clarity.
7086 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7087 (__protected_stream_set): Likewise, pass 0.
7089 2007-09-04 Jan Hubicka <jh@suse.cz>
7091 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7093 2007-09-04 Jan Hubicka <jh@suse.cz>
7095 * invoke.texi (-finline-small-functions): Document.
7096 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7097 when deciding what is inlinable.
7098 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7099 (cgraph_decide_inlining_of_small_function): Handle new flags.
7100 (cgraph_decide_inlining_incrementally): Likewise.
7101 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7102 * common.opt (finline-small-functions): New.
7103 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7105 2007-09-04 Richard Guenther <rguenther@suse.de>
7107 * tree-ssa-operands.c (add_virtual_operand): Only mark
7108 stores as has_volatile_ops if alias information is not available.
7110 2007-09-04 Andrew Haley <aph@redhat.com>
7112 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7114 2007-09-04 Andrew Haley <aph@redhat.com>
7116 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7117 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7118 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7120 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7123 * common.opt: Mention ABI version 2 in comment.
7125 2007-09-04 Jan Hubicka <jh@suse.cz>
7127 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7128 (libfunc_entry): New structure.
7129 (libfunc_hash): New hashtable.
7130 (hash_libfunc): New function.
7131 (eq_libfunc): New function.
7132 (convert_optab_libfunc): New function.
7133 (optab_libfunc): New function.
7134 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7135 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7136 expand_float, expand_fix, new_optab, new_convert_optab):
7137 Update for new libfunc API.
7138 (init_libfunc, init_integral_libfuncs,
7139 init_floating_libfuncs, init_interclass_conv_libfuncs
7140 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7141 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7142 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7143 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7144 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7145 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7146 gen_extend_conv_libfunc): New.
7147 (init_one_libfunc): Revamp for hashtables.
7148 (set_conv_libfunc): Likewise.
7149 (init_optabs): Initialize hashtable; use lazy initialization where
7151 * optabs.h (optab_handlers): Move out of GGC.
7152 (optab, convert_optab): Move out of GGC; add lazy gen info.
7153 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7154 (optab_libfunc, convert_optab_libfunc): New.
7155 * builtins.c (expand_builtin_powi): Update for new API.
7156 * expr.c (convert_move): Likewise.
7157 * expmed.c (expand_divmod): Likewise.
7159 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7161 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7162 GOT pointer only if there is a constant pool. Use the allocated space
7165 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7167 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7170 2007-09-04 Revital Eres <eres@il.ibm.com>
7171 Richard Guenther <rguenther@suse.de>
7172 R. Clint Whaley <whaley@cs.utsa.edu>
7174 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7176 * tree-tailcall.c (process_assignment): Use -fassociative-math
7177 when reodering operands of floating-point type.
7178 * fold-const.c (fold_comparison, fold_binary): Use
7179 -fassociative-math and -freciprocal-math instead of
7180 -funsafe-math-optimization flag.
7181 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7182 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7183 -freciprocal-math instead of -funsafe-math-optimizations.
7184 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7185 -fassociative-math when -ffast-math is set.
7186 (set_unsafe_math_optimizations_flags): New Function
7187 to set -freciprocal-math and -fassociative-math when
7188 -funsafe-math-optimizations is set.
7189 (common_handle_option): Call it.
7190 * tree-vectorizer.c (vect_is_simple_reduction): Use
7191 -fassociative-math when doing reduction on floats.
7192 * loop-unroll.c (analyze_insn_to_expand_var): Use
7193 -fassociative-math when expanding an accumulator of type float.
7194 * simplify-rtx.c (simplify_binary_operation_1): Use
7195 -fassociative-math and -freciprocal-math when reordeing operands
7196 of floating-point type.
7197 * combine.c (combine_simplify_rtx): Likewise.
7198 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7200 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7202 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7205 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7207 2007-09-04 Jan Hubicka <jh@suse.cz>
7209 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7211 2007-09-04 Jan Hubicka <jh@suse.cz>
7213 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7214 and corresponding MATCH_DUP.
7216 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7219 * combine.c (subst): Do not try to simplify X if it represents load
7220 of FP constant from the constant pool via float extension.
7222 2007-09-04 Ben Elliston <bje@au.ibm.com>
7224 * c-opts.c: Include "tm_p.h".
7225 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7227 2007-09-04 Richard Guenther <rguenther@suse.de>
7229 PR tree-optimization/33291
7230 * tree-pretty-print.c (dump_generic_node): Dump all
7231 qualifiers for pointer types, not only first. Dump
7232 qualifiers for aggregate types as well.
7233 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7234 use the canonical type for building ARRAY_REFs.
7235 * gimplify.c (canonicalize_addr_expr): Clean up. The
7236 correct validness check is compatibility of the pointer
7237 types. Always use the canonical type for building
7238 ARRAY_REFs and ADDR_EXPRs.
7239 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7240 change that disabled propagation of ADDR_EXPRs into statements
7243 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7245 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7246 (umulsi3_highpart): Make into expanders; existing insns are
7247 now named *[insn]_nov6. Add stars to existing [insn]_v6
7248 counterparts' names.
7250 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7252 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7253 (unprotoize.o): Remove SHLIB_MULTILIB.
7255 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7257 * doc/extend.texi: Document progmem attribute for AVR.
7259 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7262 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7264 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7266 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7269 * optabs.c: Remove unnecessary forward declarations.
7270 (expand_unop_direct): New, broken out of expand_unop.
7271 (expand_doubleword_clz): New.
7272 (expand_ctz): Move above expand_ffs. Use
7273 start_sequence, end_sequence, add_equal_note, and
7274 expand_unop_direct. Add more commentary.
7275 (expand_ffs): Try both ctz optab and expand_ctz.
7276 Generate a test and branch if the hardware doesn't give us
7277 a useful value for input zero. Style improvements similar to
7280 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7282 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7284 * config.gcc: Delete stanza for arm-semi-aof and
7285 armel-semi-aof targets.
7286 * config/arm/arm-protos.h
7288 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7289 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7290 delete aof_pic_label and remove mention of AOF in comments.
7291 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7293 * config/arm/semiaof.h
7294 * config/arm/t-semi: Delete file.
7296 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7298 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7299 CONST_CAST_BB): New macros for type-specific casts.
7300 (CONST_CAST): Add a TYPE parameter and define it in terms of
7303 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7304 * c-lex.c (cb_ident, lex_string): Likewise,
7305 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7306 * config/i386/i386.c (ix86_function_regparm,
7307 ix86_function_sseregparm): Use CONST_CAST_TREE.
7308 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7310 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7311 give_switch, set_multilib_dir): Likewise,
7312 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7313 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7314 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7315 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7316 * prefix.c (update_path): Likewise,
7317 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7318 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7319 * tree-cfg.c (tree_can_merge_blocks_p,
7320 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7321 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7322 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7323 (attribute_list_contained): Use CONST_CAST_TREE.
7325 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7327 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7329 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7332 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7333 before forcing them into a register.
7335 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7337 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7338 rather than define_code_macro.
7340 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7342 * gcc.c (xputenv): New function.
7343 (putenv_from_prefixes): Use xputenv instead of putenv.
7344 (process_command): Use xputenv instead of putenv.
7345 (set_collect_gcc_options): Use xputenv instead of putenv.
7346 (main): Use xputenv instead of putenv.
7348 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7350 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7351 availability of swap instruction.
7352 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7354 2007-09-03 Revital Eres <eres@il.ibm.com>
7356 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7359 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7360 Ayal Zaks <zaks@il.ibm.com>
7361 Revital Eres <eres@il.ibm.com>
7363 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7364 compute_split_row): New functions.
7365 (ps_unschedule_node): Remove.
7366 (normalize_sched_times): Iterate over the already scheduled
7367 insns instead of the number of nodes.
7368 (MAX_SPLIT_NUM): New definition.
7369 (sms_schedule_by_order): Change the scheduling heuristic to
7370 avoid useless increases of initiation interval ii.
7371 (get_sched_window): Add dump printouts.
7373 2007-09-02 David Daney <ddaney@avtrex.com>
7375 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7376 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7377 (optab, insn): Add more attributes.
7378 (fetchop_bit): New code macro.
7379 (immediate_insn): New code macro attribute.
7380 (sync): Change condition to ISA_HAS_SYNC.
7381 (rdhwr): Change predicate for operand 0 to register_operand.
7382 (memory_barrier): New expand.
7383 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7384 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7385 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7386 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7387 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7388 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7389 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7390 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7391 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7393 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7394 Hans-Peter Nilsson <hp@axis.com>
7396 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7397 Defined to describe availability and behavior of CLZ.
7398 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7399 * config/cris/cris.opt: Tweak comment for "-metrax4".
7400 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7401 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7402 (count_leading_zeros): Define.
7404 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7406 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7408 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7412 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7415 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7417 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7418 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7419 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7420 sched-deps.c, sched-int.h, system.h, target.h,
7421 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7422 tree.def: Fix comment typos.
7424 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7426 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7427 (override_options): Turn on -mstrict-align on non-ColdFire
7429 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7431 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7433 * c-common.c (const_strip_array_types): Delete.
7434 * c-common.h (const_strip_array_types): Likewise.
7435 * emit-rtl.c (const_next_insn, const_previous_insn,
7436 const_next_nonnote_insn, const_prev_nonnote_insn,
7437 const_next_real_insn, const_prev_real_insn,
7438 const_next_active_insn, const_prev_active_insn, const_next_label,
7439 const_prev_label): Delete.
7440 * gimple-low.c (block_may_fallthru): Use expr_last.
7441 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7442 * rtl.h (const_previous_insn, const_next_insn,
7443 const_prev_nonnote_insn, const_next_nonnote_insn,
7444 const_prev_real_insn, const_next_real_insn,
7445 const_prev_active_insn, const_next_active_insn, const_prev_label,
7446 const_next_label): Delete.
7447 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7448 * system.h (CONST_CAST): Update comment.
7449 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7450 (const_first_stmt, const_last_stmt): Delete.
7451 (tree_block_ends_with_condjump_p): Use last_stmt.
7452 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7453 * tree-iterator.c (const_expr_first, const_expr_last,
7454 const_expr_only): Delete.
7455 * tree.c (const_lookup_attribute): Likewise.
7456 (attribute_list_contained): Use lookup_attribute.
7457 * tree.h (const_lookup_attribute, const_expr_first,
7458 const_expr_last, const_expr_only): Delete.
7460 2007-09-01 Richard Guenther <rguenther@suse.de>
7462 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7463 instead of TREE_THIS_VOLATILE.
7464 * tree-ssa-operands.c (add_virtual_operand): Do not set
7465 has_volatile_ops. Do not check s_ann for NULL.
7466 (get_indirect_ref_operands): Likewise.
7467 (get_expr_operands): Likewise. For all reference trees
7468 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7469 check base of reference for TREE_THIS_VOLATILE.
7471 2007-09-01 Richard Guenther <rguenther@suse.de>
7473 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7474 between integral types. Also allow conversions between
7477 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7479 * optabs.c (prepare_float_lib_cmp): Use
7480 libgcc_cmp_return_mode instead of word_mode.
7481 * config/dfp-bit.h: Likewise.
7482 * config/fp-bit.h: Likewise.
7483 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7485 (spu_libgcc_shift_count_mode): New function.
7486 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7487 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7489 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7491 * tree-pretty-print.c: Include output.h.
7492 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7493 HOST_WIDE_INT_PRINT_DEC.
7494 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7496 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7498 PR rtl-optimization/33224
7499 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7500 to the analysed region.
7502 2007-08-31 Richard Guenther <rguenther@suse.de>
7504 * function.c (allocate_struct_function): Do not set
7505 current_function_returns_pointer.
7506 * function.h (struct var_refs_queue): Remove.
7507 (struct simple_obstack_stack): Likewise.
7508 (struct function): Remove fixup_var_refs_queue member.
7509 Remove returns_pointer flag.
7510 (current_function_returns_pointer): Remove define.
7512 2007-08-31 Nick Clifton <nickc@redhat.com>
7514 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7515 secondary keys in order to obtain a stable sort.
7517 2007-08-31 Nick Clifton <nickc@redhat.com>
7520 * config/m32r/constraints.md: Add W constraint for integer zero.
7521 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7522 Fix length calculation by using alternatives.
7524 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7526 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7527 split out from expand_binop.
7528 (avoid_expensive_constant): New function.
7529 (expand_binop_directly): Remove commutative_op argument and
7530 (expand_binop_directly): Remove commutative_op argument and
7531 call cummutative_optab_p instead. Do not change op0 or op1
7532 when swapping xop0 and xop1. Apply avoid_expensive_constant
7533 to each argument after potential swapping. Enforce the
7534 canonical order of commutative operands.
7535 (expand_binop): Use shift_optab_p and commutative_optab_p.
7536 Update the calls to expand_binop_directly. Only force constants
7537 into registers when widening an operation. Only swap operands
7538 once a direct expansion has been rejected.
7539 (expand_twoval_binop): Only force constants into registers when
7540 using a direct expansion.
7542 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7544 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7545 (sched_analyze_insn): Don't postprocess speculative dependencies when
7546 target has no scheduling.
7547 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7548 'uninitialized' warning.
7550 2007-08-31 Richard Guenther <rguenther@suse.de>
7552 * tree.c (build_complex_type): Always set TYPE_NAME for
7555 2007-08-31 Olivier Hainque <hainque@adacore.com>
7557 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7558 internal macro. Default alignment factor for csect directives, chosen
7559 to match what BIGGEST_ALIGNMENT allows.
7560 (DATA_SECTION_ASM_OP): Use it.
7561 * config/rs6000/rs6000.c
7562 (rs6000_xcoff_output_readonly_section_asm_op):
7563 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7564 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7566 2007-08-31 Olivier Hainque <hainque@adacore.com>
7568 * dbxout.c (dbxout_block): Move declaration within the first
7569 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7570 block to include the definition, together with the associated
7573 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7574 Revital Eres <eres@il.ibm.com>
7576 * doc/invoke.texi (-mpaired): Document flag.
7577 * config.gcc: Include paired.h in powerpc extra_headers and
7578 750cl.h in powerpc-*-linux*paired*.
7579 * config/rs6000/rs6000.opt (-mpaired): New flag.
7580 * config/rs6000/rs6000.c (paired_init_builtins,
7581 paired_expand_builtin, paired_expand_lv_builtin,
7582 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7583 New functions to support the paired single builtin functions.
7584 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7585 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7587 (bdesc_paired_preds): New structure for paired predicate
7589 (rs6000_expand_builtin): Expand paired single builtins.
7590 (rs6000_init_builtins): Init paired single builtins.
7591 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7592 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7593 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7594 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7595 (rs6000_vector_mode_supported_p): Support paired vector mode.
7596 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7597 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7599 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7600 (DATA_ALIGNMENT): Likewise.
7601 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7602 (rs6000_builtins): Add PAIRED builtins.
7603 * config/rs6000/rs6000.md: Include paired.md.
7604 * config/rs6000/paired.h: New.
7605 * config/rs6000/paired.md: New.
7606 * config/rs6000/750cl.h: New.
7607 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7609 2007-08-30 Ollie Wild <aaw@google.com>
7611 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7612 * gcc.c (default_compilers): Add -fno-directives-only to
7613 @assembler-with-cpp.
7615 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7619 * regclass.c (initial_fixed_regs): Revert previous change and make
7621 (initial_call_used_regs): Likewise.
7622 (initial_call_really_used_regs): Delete, reverting previous addition.
7623 (initial_reg_names): Likewise.
7624 (init_reg_sets): Revert previous change.
7625 (saved_fixed_regs): New.
7626 (saved_call_used_regs): New.
7627 (saved_call_really_used_regs): New.
7628 (saved_reg_names): New.
7629 (save_register_info): New.
7630 (restore_register_info): New.
7631 (init_reg_sets_1): Replace reset of register info with call to
7632 restore_register_info.
7633 * rtl.h (save_register_info): Declare.
7634 * toplev.c (backend_init): Call save_register_info.
7636 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7638 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7639 from the original statement.
7641 2007-08-30 Chao-ying Fu <fu@mips.com>
7643 * c-lex.c (interpret_fixed): Declare.
7644 (interpret_float): Process _Fract and _Accum.
7645 (interpret_fixed): New function.
7646 * final.c (output_addr_const): Process CONST_FIXED.
7647 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7648 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7650 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7652 (simplify_immed_subreg): Support CONST_FIXED.
7653 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7654 (simplify_subreg): Support CONST_FIXED.
7656 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7658 * config/rs6000/ppu_intrinsics.h: New file.
7659 * config.gcc (powerpc*-*-* <extra_headers>): Install
7662 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7664 * cfg.c (dump_flow_info): Change to also print entry and exit
7666 * print-rtl.c (print_rtl_single): Allow to print rtl with
7669 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7671 * df-core.h (df_dump_region): New function.
7672 * df.h (df_dump_region): New function.
7673 * loop-invariant.c (find_defs): Add call to df_dump_region.
7674 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7677 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7680 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7681 true if any of the compare_section_name calls returned true,
7682 rather than if any returned false.
7684 2007-08-30 Richard Guenther <rguenther@suse.de>
7686 PR tree-optimization/33199
7687 * tree-ssa-structalias.c (handle_lhs_call): New function.
7688 (find_func_aliases): In non-IPA mode make sure that for
7689 calls that return a pointer we add a constraint for the
7690 result to point to anything.
7692 2007-08-30 Richard Guenther <rguenther@suse.de>
7694 * doc/invoke.texi (-mveclibabi): Document new target option.
7695 * config/i386/i386.opt (-mveclibabi): New target option.
7696 * config/i386/i386.c (ix86_veclib_handler): Handler for
7697 vectorization library support.
7698 (override_options): Handle the -mveclibabi option, initialize
7699 the vectorization library handler.
7700 (ix86_builtin_vectorized_function): As fallback call the
7701 vectorization library handler, if set.
7702 (ix86_veclibabi_acml): New static function for ACML ABI style
7703 vectorization support.
7705 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7707 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7708 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7709 SImode and update m. Don't run gen_lowpart_common on arbitrary
7710 memory address, force it to register first.
7713 * dce.c (dce_process_block): Don't delete setters of
7714 artificially used registers.
7716 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7718 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7719 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7720 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7722 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7724 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7726 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7727 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7729 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7731 * system.h: Activate -Wcast-qual as warning-only.
7733 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7736 * config/rs6000/rs6000.c (compare_section_name): New function.
7737 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7740 2007-08-29 Olivier Hainque <hainque@adacore.com>
7742 * xcoffout.c: #include debug.h.
7743 * Makefile.in (xcoffout.o): Add debug.h dependency.
7745 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7747 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7748 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7750 2007-08-29 Richard Guenther <rguenther@suse.de>
7752 * tree-pretty-print.c (dump_generic_node): Print
7753 label DECL_UID as D.%u.
7754 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7756 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7758 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7759 * builtins.def (BUILT_IN_REALLOC): New builtin.
7761 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7764 * tree.c (build_type_attribute_qual_variant): Set canonical types
7765 on the final, unqualified attribute variant before building the
7768 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7770 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7771 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7773 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7776 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7777 * config/bfin/bfin.md (composev2hi): Put operands into vector
7780 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7782 * config/bfin/bfin.md (composev2hi): Put operands into vector
7785 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7787 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7788 attribute when appropriate.
7789 (bfin_handle_l1_text_attribute): New.
7790 (bfin_handle_l1_data_attribute): New.
7791 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7792 l1_data_A and l1_data_B.
7793 * doc/extend.texi (node Function Attributes): Document l1_text
7795 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7796 l1_data_A and l1_data_B variable attributes.
7798 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7800 * config/bfin/bfin.opt (minline-plt): Add.
7801 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7802 call to global functions.
7803 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7804 (Blackfin Options): Document -minline-plt.
7806 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7808 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7809 given a non-function.
7810 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7812 2007-08-28 DJ Delorie <dj@redhat.com>
7814 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7816 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7818 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7820 2007-08-28 Richard Guenther <rguenther@suse.de>
7822 * tree.h (struct tree_function_decl): Increase size of
7823 function_code bitfield.
7825 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7826 Kazu Hirata <kazu@codesourcery.com>
7828 * config/m68k/linux.h
7829 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7830 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7831 (m68k_return_in_memory): New.
7832 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7835 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7838 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7839 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7840 operand) when top VEC_SELECT extracts scalar element.
7841 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7842 (*vec_extract_v4sf_mem): Ditto.
7844 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7847 * passes.c (init_optimization_passes): Move pass_df_finish
7848 after pass_postreload sublist.
7850 PR rtl-optimization/33148
7851 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7852 (neg (lt X 0)) if X has scalar int mode.
7855 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7856 initializer, use build_vector_from_ctor if possible to create
7857 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7858 even after this, return NULL.
7860 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7862 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7864 2007-08-28 Richard Guenther <rguenther@suse.de>
7866 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7867 (struct tree_function_decl): Make function_code a bitfield.
7868 Add disregard_inline_limits flag.
7869 * cgraphunit.c (cgraph_process_new_functions): Check
7870 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7871 (cgraph_preserve_function_body_p): Likewise.
7872 * ipa-inline.c (compute_inline_parameters): Likewise.
7873 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7874 for GNU C extern inline functions.
7875 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7876 * tree-inline.c (disregard_inline_limits_p): Remove.
7877 * tree-inline.h (disregard_inline_limits_p): Likewise.
7878 * c-common.c (handle_always_inline_attribute): Set
7879 DECL_DISREGARD_INLINE_LIMITS.
7880 * langhooks.c (add_builtin_function): Verify the function code
7881 fits in the bitfield.
7883 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7884 Vladimir Yanovsky <yanov@il.ibm.com>
7885 Revital Eres <eres@il.ibm.com>
7886 Andrey Belevantsev <abel@ispras.ru>
7888 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7890 * modulo-sched.c: Add documentation regarding do-loop.
7891 (doloop_register_get): Change number of arguments to support
7892 the new do-loop pattern and check whether COUNT_REG has no other
7893 occurences in the loop besides in the control part.
7894 (duplicate_insns_of_cycles): Do not duplicate the insn which
7895 changes count_reg as it is already adjusted.
7896 (generate_prolog_epilog): New argument to support the new
7897 do-loop pattern. Change the subtract instruction to use
7898 expand_simple_binop. Call duplicate_insns_of_cycles with new
7900 (sms_schedule): Call doloop_register_get and
7901 generate_prolog_epilog with new argument. Do not handle loops
7902 with single sets insns with subreg in their lhs.
7903 * loop-doloop.c (doloop_optimize): Support for another do-loop
7905 (doloop_condition_get): Gets an instruction instead of a pattern
7906 and change the return condition when the do-loop pattern is
7908 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7909 deps when considering to not create edges.
7911 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7913 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7916 2007-08-27 Jason Merrill <jason@redhat.com>
7919 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7920 zero-sized types after calling gimplify_modify_expr_rhs.
7922 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7924 * regclass.c (init_reg_autoinc): Fix typo.
7926 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7928 Fix PR tree-optimization/33173
7929 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7931 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7934 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7935 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7938 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7939 David Ung <davidu@mips.com>
7940 Nigel Stephens <nigel@mips.com>
7942 Separate target-specific initialization from general
7943 back-end initialization.
7945 * toplev.c (init_alignments): New, split out from...
7946 (process_options): ...here.
7947 (backend_init_target): New, split out from...
7948 (backend_init): ...here.
7949 (lang_dependent_init_target): New, split out from...
7950 (lang_dependent_init): ...here.
7951 (target_reinit): New.
7952 * toplev.h (target_reinit): Declare.
7953 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7954 now can be called more than once. Update comments.
7955 * expr.h (init_expr_target): Likewise.
7956 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7957 now can be called more than once. Explicitly zero
7958 static_reg_base_value.
7959 * emit-rtl.c (init_emit_regs): New, split out from...
7960 (init_emit_once): Here.
7961 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7962 non-const, so that changes from command-line arguments can overwrite
7963 values provided by the static initializers.
7964 (initial_call_really_used_regs): New, used similarly to the above.
7965 (initial_reg_names): Likewise.
7966 (last_mode_for_init_move_cost): Promoted function-local static to
7967 file-scope static to make it accessible outside init_move_cost.
7968 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7969 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7970 reg_names since it is needed for parsing command-line options.
7971 (init_move_cost): Use last_mode_for_init_move_cost instead of
7972 function-local static.
7973 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7974 call_really_used_regs now. Reinitialize reg_names. Also
7975 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7976 reg_class_superunion. Clear losing_caller_save_reg_set.
7977 Preserve global registers if called more than once. Reset
7978 move cost, may_move_in_cost, may_move_out_cost, and
7979 last_mode_for_init_move_cost.
7980 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7981 can now be invoked more than once. Update comments.
7982 (init_regs): Update comments.
7983 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7984 and initial_call_really_used_regs, instead of the non-initial
7985 variables. This allows us to save the command-line register settings
7986 after target reinitialization.
7987 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7988 * rtl.h (init_emit_regs): Declare.
7989 (init_reg_modes_target, init_alias_target): Renamed as described
7991 * reload1.c (init_reload): Update comments.
7992 * optabs.c (init_optabs): Likewise.
7993 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7995 2007-08-26 Chao-ying Fu <fu@mips.com>
7997 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8000 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8002 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8004 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8006 * bb-reorder.c (copy_bb_p): Likewise.
8007 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8008 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8009 block_ends_with_condjump_p): Likewise.
8010 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8011 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8012 block_ends_with_condjump_p): Likewise.
8013 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8014 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8015 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8016 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8017 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8018 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8019 debug_true_const_tree instad of debug_true_tree.
8020 * debug.c (do_nothing_debug_hooks): Likewise.
8021 * debug.h (ignore_block, debug_true_const_tree): Constify.
8022 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8023 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8024 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8025 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8026 dbx_reg_number, is_based_loc, field_type,
8027 simple_type_align_in_bits, simple_decl_align_in_bits,
8028 simple_type_size_in_bits, field_byte_offset, insert_float,
8029 type_tag, member_declared_type, is_redundant_typedef,
8030 secname_for_decl, is_inlined_entry_point): Likewise.
8031 * emit-rtl.c (const_next_insn, const_previous_insn,
8032 const_next_nonnote_insn, const_prev_nonnote_insn,
8033 const_next_real_insn, const_prev_real_insn,
8034 const_next_active_insn, const_prev_active_insn, const_next_label,
8035 const_prev_label): Likewise.
8036 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8038 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8039 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8040 sched_insn_is_legitimate_for_speculation_p): Likewise.
8041 * jump.c (reversed_comparison_code_parts,
8042 reversed_comparison_code, reversed_comparison, condjump_label):
8044 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8045 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8047 * rtl.h (const_previous_insn, const_next_insn,
8048 const_prev_nonnote_insn, const_next_nonnote_insn,
8049 const_prev_real_insn, const_next_real_insn,
8050 const_prev_active_insn, const_next_active_insn, const_prev_label,
8051 const_next_label, modified_between_p, modified_in_p,
8052 const_note_storeskeep_with_call_p, condjump_label,
8053 reversed_comparison, reversed_comparison_code,
8054 reversed_comparison_code_parts, memory_modified_in_insn_p,
8055 stack_regs_mentioned): Likewise.
8056 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8057 keep_with_call_p): Likewise.
8058 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8059 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8060 sd_lists_size, sd_lists_empty_p): Likewise.
8061 * sched-int.h (sched_insns_conditions_mutex_p,
8062 haifa_classify_insn, no_real_insns_p,
8063 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8064 sd_lists_size, sd_lists_empty_p): Likewise.
8065 * sdbout.c (sdb_debug_hooks): Likewise.
8066 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8067 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8068 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8070 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8071 tree_can_throw_internal): Likewise.
8072 * tree-flow-inline.h (phi_nodes): Likewise.
8073 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8074 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8075 * tree-gimple.c (const_get_call_expr_in): Likewise.
8076 * tree-gimple.h (const_get_call_expr_in): Likewise.
8077 * tree.c (const_lookup_attribute, attribute_list_equal,
8078 attribute_list_contained): Likewise.
8079 * tree.h (attribute_list_equal, attribute_list_contained,
8080 const_lookup_attribute): Likewise.
8081 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8083 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8085 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8086 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8088 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8091 * config/alpha/constraints.md: Delete "svn:mime-type" property
8092 with svn propdel "svn:mime-type".
8094 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8097 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8098 non NOTE insn doesn't cross basic block.
8099 (noce_try_abs): Likewise.
8100 (noce_process_if_block): Likewise.
8102 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8105 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8106 operand without auto-inc-dec.
8107 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8108 offsettable_mem_operand.
8109 (floatunssidf2_internal): Same.
8110 (fix_truncdfsi2_internal): Same.
8111 (floatsidf_ppc64): Same.
8112 (floatunssidf_ppc64): Same.
8113 (fix_trunctfsi2_internal): Same.
8115 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8118 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8119 pass defines needed for version.c.
8121 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8123 * configure.ac (--debug-prefix-map check): Change assembler
8124 version presumed to have feature to 2.18.
8125 * configure: Regenerate.
8127 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8129 * c-common.c (vector_types_convertible_p,
8130 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8131 self_promoting_args_p): Constify.
8132 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8133 c_promoting_integer_type_p, self_promoting_args_p,
8134 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8135 * c-decl.c (anon_aggr_type_p): Likewise.
8136 * * c-dump.c (dump_stmt): Likewise.
8137 * c-objc-common.c (has_c_linkage): Likewise.
8138 * c-tree.h (same_translation_unit_p): Likewise.
8139 * c-typeck.c (null_pointer_constant_p,
8140 tagged_types_tu_compatible_p, function_types_compatible_p,
8141 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8142 comptypes_internal, struct tagged_tu_seen_cache,
8143 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8144 c_size_in_bytes): Likewise.
8145 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8146 hash_ptr, eq_ptr): Likewise.
8147 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8148 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8149 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8150 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8152 * optabs.c (optab_for_tree_code): Likewise.
8153 * optabs.h (optab_for_tree_code): Likewise.
8154 * rtl.h (simplify_rtx): Likewise.
8155 * simplify-rtx.c (simplify_rtx): Likewise.
8156 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8157 dump_flag, dump_node): Likewise.
8158 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8159 queue_and_dump_type, dump_flag): Likewise.
8160 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8161 * tree-pass.h (dump_node): Likewise.
8162 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8163 supportable_narrowing_operation): Likewise.
8164 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8165 supportable_narrowing_operation): Likewise.
8166 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8167 is_negative_overflow_infinity, is_positive_overflow_infinity,
8168 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8169 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8170 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8171 ssa_name_nonzero_p, fp_predicate): Likewise.
8172 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8173 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8174 ssa_name_nonnegative_p): Likewise.
8176 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8178 * config.gcc : Add x86_64-elf target.
8180 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8182 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8184 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8185 Nigel Stephens <nigel@mips.com>
8189 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8190 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8191 * expr.c (SET_BY_PIECES_P): Define.
8192 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8193 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8194 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8196 * expr.h (SET_RATIO): Define.
8197 (can_store_by_pieces, store_by_pieces): Update prototypes.
8198 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8199 can_store_by_pieces/store_by_pieces.
8200 (expand_builtin_memcpy_args): Likewise.
8201 (expand_builtin_strncpy): Likewise.
8202 (expand_builtin_memset_args): Likewise. Also remove special case
8203 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8204 decide what to do instead.
8205 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8206 to can_store_by_pieces.
8208 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8209 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8211 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8212 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8213 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8214 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8215 (STORE_BY_PIECES_P): Define.
8217 2007-08-24 Tom Tromey <tromey@redhat.com>
8219 * varpool.c (varpool_last_needed_node): Fix comment typo.
8220 * c-decl.c (duplicate_decls): Fix comment typo.
8221 (clone_underlying_type): Update comment.
8223 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8225 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8226 alpha_in_small_data_p, alpha_split_complex_arg,
8227 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8229 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8230 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8232 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8233 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8234 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8235 * config/darwin.c (darwin_binds_local_p): Likewise.
8236 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8238 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8239 i386_pe_valid_dllimport_attribute_p): Likewise.
8240 * config/i386/i386.c (ix86_function_regparm,
8241 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8242 x86_can_output_mi_thunk, ix86_mangle_type,
8243 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8244 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8245 i386_pe_binds_local_p): Likewise.
8246 * config/ia64/ia64.c
8247 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8248 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8249 ia64_invalid_conversion, ia64_invalid_unary_op,
8250 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8252 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8253 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8254 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8255 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8256 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8257 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8258 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8259 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8260 * config/pa/pa.c (pa_commutative_p): Likewise.
8261 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8263 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8264 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8265 rs6000_use_blocks_for_constant_p,
8266 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8267 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8268 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8269 * config/s390/s390.c (s390_mangle_type,
8270 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8272 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8273 th_in_small_data_p): Likewise.
8274 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8275 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8277 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8278 sparc_mangle_type): Likewise.
8279 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8280 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8281 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8283 * hooks.c (hook_bool_mode_const_rtx_false,
8284 hook_bool_mode_const_rtx_true,
8285 hook_bool_const_tree_hwi_hwi_const_tree_false,
8286 hook_bool_const_tree_hwi_hwi_const_tree_true,
8287 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8288 hook_constcharptr_const_tree_null,
8289 hook_constcharptr_const_rtx_null,
8290 hook_constcharptr_const_tree_const_tree_null,
8291 hook_constcharptr_int_const_tree_null,
8292 hook_constcharptr_int_const_tree_const_tree_null): New.
8293 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8294 hook_bool_tree_hwi_hwi_tree_false,
8295 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8296 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8297 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8298 hook_constcharptr_int_tree_null,
8299 hook_constcharptr_int_tree_tree_null): Delete.
8300 (default_can_output_mi_thunk_no_vcall): Constify.
8301 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8302 hook_bool_tree_hwi_hwi_tree_false,
8303 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8304 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8305 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8306 hook_constcharptr_int_tree_null,
8307 hook_constcharptr_int_tree_tree_null): Delete.
8308 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8309 hook_bool_const_tree_hwi_hwi_const_tree_false,
8310 hook_bool_const_tree_hwi_hwi_const_tree_true,
8311 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8312 hook_constcharptr_const_tree_null,
8313 hook_constcharptr_const_rtx_null,
8314 hook_constcharptr_const_tree_const_tree_null,
8315 hook_constcharptr_int_const_tree_null,
8316 hook_constcharptr_int_const_tree_const_tree_null): New.
8317 (default_can_output_mi_thunk_no_vcall): Constify.
8318 * integrate.c (function_attribute_inlinable_p): Likewise.
8319 * integrate.h (function_attribute_inlinable_p): Likewise.
8320 * jump.c (rtx_renumbered_equal_p): Likewise.
8321 * output.h (decl_readonly_section, categorize_decl_for_section,
8322 default_use_anchors_for_symbol_p, default_binds_local_p,
8323 default_binds_local_p_1): Likewise.
8324 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8326 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8327 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8328 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8329 TARGET_COMP_TYPE_ATTRIBUTES,
8330 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8331 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8332 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8333 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8334 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8335 * target.h (can_output_mi_thunk, needs_block_p,
8336 first_cycle_multipass_dfa_lookahead_guard_spec,
8337 vector_alignment_reachable, comp_type_attributes,
8338 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8339 commutative_p, use_blocks_for_constant_p,
8340 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8341 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8342 invalid_within_doloop, valid_dllimport_attribute_p,
8343 split_complex_arg, invalid_arg_for_unprototyped_fn,
8344 invalid_conversion, invalid_unary_op, invalid_binary_op):
8346 * targhooks.c (default_invalid_within_doloop,
8347 hook_invalid_arg_for_unprototyped_fn,
8348 default_builtin_vector_alignment_reachable): Likewise.
8349 (hook_bool_rtx_commutative_p): Delete.
8350 (hook_bool_const_rtx_commutative_p): New.
8351 * targhooks.h (default_invalid_within_doloop,
8352 default_builtin_vector_alignment_reachable,
8353 hook_invalid_arg_for_unprototyped_fn): Constify.
8354 (hook_bool_rtx_commutative_p): Delete.
8355 (hook_bool_const_rtx_commutative_p): New.
8356 * varasm.c (bss_initializer_p, decl_default_tls_model,
8357 categorize_decl_for_section, decl_readonly_section,
8358 default_use_anchors_for_symbol_p, default_binds_local_p,
8359 default_binds_local_p_1): Constify.
8361 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8363 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8364 __NO_BUILTIN if -fno-builtin.
8366 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8368 * config/bfin/bfin.c (print_operand): Report error instead of
8369 ICE for wrong operand.
8371 2007-08-24 Michael Matz <matz@suse.de>
8373 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8375 2007-08-24 Richard Guenther <rguenther@suse.de>
8378 * tree-ssa.c (useless_type_conversion_p): Split into a
8379 recursive and a non-recursive part.
8380 (useless_type_conversion_p_1): New function.
8381 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8382 from maybe_fold_offset_to_reference is trivially convertible
8383 to the desired type before doing the simplification.
8385 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8387 * expr.c (store_expr): Optimize initialization of an array
8389 * expr.h (builtin_strncpy_read_str): New prototype.
8390 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8393 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8396 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8397 field when initializing if_info structure.
8399 2007-08-24 Richard Guenther <rguenther@suse.de>
8401 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8403 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8404 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8405 * tree-inline.c (inlinable_function_p): Fold in common parts of
8406 the cannot_inline_tree_fn langhook.
8407 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8408 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8409 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8410 cannot_inline_tree_fn langhook.
8411 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8412 cannot_inline_tree_fn member.
8414 2007-08-24 Richard Guenther <rguenther@suse.de>
8416 * expr.c (get_inner_reference): Do computation of bitoffset
8417 from offset in a way we can detect overflow reliably.
8419 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8421 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8423 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8425 * config/bfin/bfin.opt (mfast-fp): Add.
8426 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8427 libbffastfp override libgcc if -mfast-fp.
8428 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8429 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8430 (Blackfin Options): Document -mfast-fp.
8432 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8434 PR tree-optimization/32573
8436 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8437 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8438 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8439 (build_classic_dist_vector): Return false rather than true if
8440 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8441 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8442 returned false. Don't call save_dist_v before calling
8443 build_classic_dist_vector_1.
8444 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8445 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8446 DDR_DIR_VECTS vectors.
8448 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8450 * configure.ac (leb128): Modify sed statement to work with any
8451 binutils version string.
8452 * configure: Regenerate
8454 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8456 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8457 Wrap in RTX_CODE macro guard.
8458 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8459 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8460 arm_mark_dllimport, arm_pe_encode_section_info,
8461 arm_pe_unique_section): Use ISO-C function declarations.
8462 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8463 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8464 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8466 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8467 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8469 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8471 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8472 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8473 (register_move_cost): Use ISO-C function declarations.
8474 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8475 * config/score/score-protos.h (score_declare_object): Add
8477 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8479 * final.c (profile_function): Avoid empty if-bodies.
8482 * calls.c (must_pass_in_stack_var_size,
8483 must_pass_in_stack_var_size_or_pad): Constify.
8484 * config/alpha/alpha-protos.h (function_value): Likewise.
8485 * config/alpha/alpha.c (alpha_return_in_memory,
8486 alpha_pass_by_reference, function_value,
8487 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8488 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8490 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8491 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8492 TARGET_PROMOTE_PROTOTYPES): Likewise.
8493 * config/arm/arm-protos.h (arm_return_in_memory,
8494 arm_pad_arg_upward, arm_function_value): Likewise.
8495 * config/arm/arm.c (arm_pass_by_reference,
8496 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8497 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8498 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8500 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8501 * config/avr/avr-protos.h (avr_function_value): Likewise.
8502 * config/avr/avr.c (avr_return_in_memory,
8503 gas_output_limited_string, gas_output_ascii, avr_function_value,
8504 avr_return_in_memory): Likewise.
8505 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8506 * config/bfin/bfin.c (bfin_pass_by_reference,
8507 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8508 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8510 * config/cris/cris.c (cris_pass_by_reference,
8511 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8512 * config/crx/crx.c (crx_return_in_memory): Likewise.
8513 * config/darwin.c (function_base, machopic_function_base_name):
8515 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8516 TARGET_PROMOTE_PROTOTYPES): Likewise.
8517 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8518 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8519 * config/i386/i386-protos.h (ix86_return_in_memory,
8520 ix86_sol10_return_in_memory): Likewise.
8521 * config/i386/i386.c (ix86_function_value,
8522 ix86_function_sseregparm, ix86_must_pass_in_stack,
8523 type_natural_mode, classify_argument, examine_argument,
8524 construct_container, ix86_pass_by_reference, function_value_32,
8525 function_value_64, ix86_function_value_1, return_in_memory_32,
8526 return_in_memory_64, return_in_memory_ms_64,
8527 ix86_return_in_memory, ix86_sol10_return_in_memory,
8528 TARGET_PROMOTE_PROTOTYPES): Likewise.
8529 * config/ia64/ia64-protos.h (ia64_function_value,
8530 ia64_hpux_function_arg_padding): Likewise.
8531 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8532 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8533 ia64_hpux_function_arg_padding): Likewise.
8534 * config/iq2000/iq2000-protos.h (function_arg,
8535 iq2000_function_value): Likewise.
8536 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8537 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8538 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8539 function_arg, iq2000_function_value): Likewise.
8540 * config/m32c/m32c-protos.h (m32c_function_value,
8541 m32c_promote_function_return): Likewise.
8542 * config/m32c/m32c.c (m32c_pass_by_reference,
8543 m32c_promote_prototypes, m32c_promote_function_return,
8544 m32c_function_value): Likewise.
8545 * config/m32r/m32r.c (m32r_return_in_memory,
8546 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8547 m32r_in_small_data_p): Likewise.
8548 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8550 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8551 m68hc11_function_arg_padding): Likewise.
8552 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8553 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8554 m68k_function_value): Likewise.
8555 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8556 mcore_function_value): Likewise.
8557 * config/mcore/mcore.c (handle_structs_in_regs,
8558 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8559 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8560 mcore_num_arg_regs, mcore_function_value): Likewise.
8561 * config/mips/mips-protos.h (mips_pad_arg_upward,
8562 mips_function_value): Likewise.
8563 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8564 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8565 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8566 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8567 mips_function_value): Likewise.
8568 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8570 * config/mmix/mmix.c (mmix_pass_by_reference,
8571 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8572 mmix_encode_section_info): Likewise.
8573 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8575 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8576 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8577 mn10300_function_value): Likewise.
8578 * config/mt/mt-protos.h (mt_function_value): Likewise.
8579 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8580 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8581 * config/pa/pa-protos.h (function_arg_padding, function_value,
8582 pa_return_in_memory): Likewise.
8583 * config/pa/pa.c (pa_pass_by_reference,
8584 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8585 function_arg_padding, function_value, pa_return_in_memory):
8587 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8588 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8589 function_arg_padding): Likewise.
8590 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8591 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8592 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8593 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8594 function_arg_padding, altivec_expand_dst_builtin,
8595 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8596 altivec_init_builtins, rs6000_common_init_builtins,
8597 rs6000_function_value): Likewise.
8598 * s390/s390-protos.h (s390_function_value): Likewise.
8599 * config/s390/s390.c (s390_function_arg_size,
8600 s390_pass_by_reference, s390_return_in_memory,
8601 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8602 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8603 * config/score/score-protos.h (score_function_value): Likewise.
8604 * config/score/score.c (score_arg_partial_bytes,
8605 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8606 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8607 score_pass_by_reference, score_add_offset, score_function_value):
8609 * config/sh/sh-protos.h (sh_attr_renesas_p,
8610 sh_promote_prototypes): Likewise.
8611 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8612 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8613 sh_attr_renesas_p): Likewise.
8614 * config/sparc/sparc-protos.h (function_value,
8615 function_arg_padding): Likewise.
8616 * config/sparc/sparc.c (sparc_promote_prototypes,
8617 sparc_return_in_memory, sparc_pass_by_reference,
8618 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8619 function_arg_record_value_2, function_arg_record_value_1,
8620 function_arg_record_value, function_arg_record_value,
8621 function_arg_padding, function_value): Likewise.
8622 * config/spu/spu-protos.h (spu_function_value): Likewise.
8623 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8624 spu_function_value): Likewise.
8625 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8627 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8628 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8629 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8631 * config/v850/v850.c (v850_return_in_memory,
8632 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8633 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8634 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8635 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8636 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8638 * explow.c (promote_mode, hard_function_value): Likewise.
8639 * expr.h (hard_function_value, promote_mode): Likewise.
8640 * function.c (aggregate_value_p): Likewise.
8641 * hooks.c (hook_bool_const_tree_true): New.
8642 * hooks.h (hook_bool_const_tree_true): New.
8643 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8644 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8645 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8646 TARGET_RETURN_IN_MSB): Likewise.
8647 * target.h (promote_function_args, promote_function_return,
8648 promote_prototypes, return_in_memory, return_in_msb,
8649 pass_by_reference, must_pass_in_stack, callee_copies,
8650 function_value): Likewise.
8651 * targhooks.c (default_return_in_memory,
8652 hook_pass_by_reference_must_pass_in_stack,
8653 hook_callee_copies_named,
8654 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8655 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8656 default_function_value): Likewise.
8657 * targhooks.h (default_return_in_memory,
8658 hook_pass_by_reference_must_pass_in_stack,
8659 hook_callee_copies_named,
8660 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8661 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8662 default_function_value): Likewise.
8663 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8664 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8665 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8666 * tree.c (needs_to_live_in_memory): Likewise.
8667 * tree.h (struct tree_type, needs_to_live_in_memory,
8668 aggregate_value_p, must_pass_in_stack_var_size,
8669 must_pass_in_stack_var_size_or_pad): Likewise.
8670 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8671 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8672 lookup_filename): Likewise.
8674 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8677 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8678 fake fcomi i387 instruction for !TARGET_CMOVE.
8679 (ix86_expand_branch): Expand natural sequence with one jump for
8680 all targets, not only TARGET_CMOVE.
8681 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8682 pattern to implement fake fcomi sequence. Split instruction after
8683 reload to correct compare sequences.
8684 (*cmpfp_xf_cc): Ditto.
8685 (*cmpfp_<mode>_cc): Ditto.
8686 (*cmpfp_u_cc): Ditto.
8687 (*cmpfp_<mode>_cc): Ditto.
8689 2007-08-23 Richard Guenther <rguenther@suse.de>
8691 * tree-pretty-print.c (dump_generic_node): Annotate
8692 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8694 2007-08-23 Richard Guenther <rguenther@suse.de>
8696 * builtins.c (expand_builtin_mathfn): Wrap argument in
8697 save_expr directly instead of re-building the call.
8698 (expand_builtin_mathfn_2): Likewise.
8699 (expand_builtin_mathfn_3): Likewise.
8700 (expand_builtin_interclass_mathfn): Likewise.
8701 (expand_builtin_int_roundingfn): Set arg.
8702 (expand_builtin_int_roundingfn_2): Likewise.
8704 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8706 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8707 *sse_nand<mode>3, *sse_xor<mode>3): New.
8709 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8711 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8712 * config/i386/i386.c (print_operand): Handle ';' code. Output
8713 semicolon for TARGET_MACHO.
8714 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8715 emit semicolon after 'lock' prefix.
8716 (sync_double_compare_and_swap<mode>): Ditto.
8717 (*sync_double_compare_and_swapdi_pic): Ditto.
8718 (*sync_compare_and_swap_cc<mode>): Ditto.
8719 (sync_double_compare_and_swap_cc<mode>): Ditto.
8720 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8721 (sync_old_add<mode>): Ditto.
8722 (sync_add<mode>): Ditto.
8723 (sync_sub<mode>): Ditto.
8724 (sync_ior<mode>): Ditto.
8725 (sync_and<mode>): Ditto.
8726 (sync_xor<mode>): Ditto.
8728 2007-08-22 Chao-ying Fu <fu@mips.com>
8730 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8732 (copy_rtx): Handle CONST_FIXED.
8733 (rtx_equal_p): Likewise.
8734 * rtl.h (fixed_value.h): New include.
8735 (rtx_def): Add a new field of fixed_value to u.
8736 (XCNMPFV): Define for accessing fixed_value.
8737 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8739 * rtl.def (CONST_FIXED): New constant.
8740 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8741 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8742 US_ASHIFT): New codes.
8743 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8744 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8745 unsigned_fract_convert, unsigned_sat_fract): Document them.
8746 * varasm.c (assemble_integer): Extend to support fixed-point constants
8747 by using different machine classes.
8748 (decode_addr_const): Handle FIXED_CST.
8749 (const_hash_1): Likewise.
8750 (compare_constant): Likewise.
8751 (copy_constant): Likewise.
8752 (const_rtx_hash_1): Handle CONST_FIXED.
8753 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8754 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8756 (initializer_constant_valid_p): Handle FIXED_CST.
8757 (output_constant): Support FIXED_POINT_TYPE.
8758 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8759 * cse.c (hash_rtx): Support CONST_FIXED.
8760 (exp_equiv_p): Likewise.
8761 (cannon_reg): Likewise.
8762 (fold_rtx): Likewise.
8763 (equiv_constant): Likewise.
8764 (cse_process_notes_1): Likewise.
8765 (count_reg_usage): Likewise.
8766 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8767 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8768 (wrap_constant): Check CONST_FIXED.
8769 (cselib_hash_rtx): Support CONST_FIXED.
8770 (cselib_subst_to_values): Likewise.
8771 * df-scan.c (df_uses_record): Likewise.
8772 * gcse.c (want_to_gcse_p): Likewise.
8773 (oprs_unchanged_p): Likewise.
8774 (oprs_not_set_p): Likewise.
8775 (compute_transp): Likewise.
8776 (extract_mentioned_regs_helper): Likewise.
8777 * genemit.c (gen_exp): Likewise.
8778 * local-alloc.c (equiv_init_varies_p): Likewise.
8779 (contains_replace_regs): Likewise.
8780 (memref_referenced_p): Likewise.
8781 * loop-invariant.c (check_maybe_invariant): Likewise.
8782 (hash_invariant_expr_1): Likewise.
8783 (invariant_expr_equal_p): Likewise.
8784 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8785 * regclass.c (reg_scan_mark_refs): Likewise.
8786 * regrename.c (scan_rtx): Likewise.
8787 * resource.c (mark_referenced_resources): Likewise.
8788 (mark_set_resources): Likewise.
8789 * rtlanal.c (rtx_unstable_p): Likewise.
8790 (rtx_varies_p): Likewise.
8791 (count_occurrences): Likewise.
8792 (reg_mentioned_p): Likewise.
8793 (modified_between_p): Likewise.
8794 (modified_in_p): Likewise.
8795 (volatile_insn_p): Likewise.
8796 (volatile_refs_p): Likewise.
8797 (side_effects_p): Likewise.
8798 (may_trap_p_1): Likewise.
8799 (inequality_comparisons_p): Likewise.
8800 (computed_jump_p_1): Likewise.
8801 (commutative_operand_precedence): Likewise.
8802 * sched-deps.c (sched_analyze_2): Likewise.
8803 * sched-vis.c (print_value): Likewise.
8804 * reload.c (operands_match_p): Likewise.
8805 (subst_reg_equivs): Likewise.
8806 * reload1.c (eliminate_regs_1): Likewise.
8807 (elimination_effects): Likewise.
8808 (scan_paradoxical_subregs): Likewise.
8809 * alias.c (rtx_equal_for_memref_p): Likewise.
8810 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8811 * emit-rtl.c (const_fixed_htab): New hash table.
8812 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8814 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8815 const_fixed_from_fixed_value): New functions.
8816 (verify_rtx_sharing): Handle CONST_FIXED.
8817 (copy_rtx_if_shared_1): Likewise.
8818 (reset_used_flags): Likewise.
8819 (set_used_flags): Likewise.
8820 (copy_insn_1): Likewise.
8821 (init_emit_once): Create const_fixed_htab.
8822 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8824 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8826 PR tree-optimization/32949
8827 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8828 before failing for ivs with non-constant step.
8830 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8832 * doc/md.texi (Iterators): Renamed from Macros. All contents
8833 changed to reflect rename of respectively define_code_macro and
8834 define_mode_macro to define_code_iterator and define_mode_iterator.
8835 (Mode Iterators, Code Iterators): Similar.
8836 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8837 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8838 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8839 (initialize_iterators, find_iterator, check_code_iterator)
8840 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8841 (read_mapping, read_rtx_1): Similar.
8842 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8843 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8844 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8845 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8846 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8847 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8848 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8849 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8850 config/rs6000/sync.md, config/rs6000/rs6000.md,
8851 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8852 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8853 config/vax/vax.md, config/bfin/bfin.md: Similar.
8855 2007-08-22 David Daney <ddaney@avtrex.com>
8857 * doc/install.texi (Testing): Mention testing on a simulator.
8859 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8861 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8863 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8864 and rearrange floating point conversion functions into different
8867 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8869 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8870 dfa_post_advance_cycle): New scheduler hooks.
8871 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8872 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8874 (TARGET_SCHED): Use them.
8875 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8876 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8877 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8879 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8880 function to facilitate debugging.
8881 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8882 (output_insn_has_dfa_reservation_p): New static function to output
8883 insn_has_dfa_reservation_p ().
8884 (write_automata): Use it.
8885 * genattr.c (main): Output declaration for
8886 insn_has_dfa_reservation_p ().
8888 2007-08-22 Christian Bruel <christian.bruel@st.com>
8889 Richard Guenther <rguenther@suse.de>
8891 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8892 * simplify_rtx (simplify_binary_operation_1): Likewise.
8894 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8896 PR rtl-optimization/32557
8897 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8898 of REGNO (mws->mw_reg).
8900 2007-08-22 Richard Guenther <rguenther@suse.de>
8903 * builtins.c (expand_builtin_int_roundingfn): Replace call
8904 argument wrapped with SAVE_EXPR directly.
8905 (expand_builtin_int_roundingfn_2): Likewise.
8907 2007-08-22 Richard Guenther <rguenther@suse.de>
8909 * tree-inline.c (inlinable_function_p): Restore disregarding
8910 inline limits for GNU extern inline functions.
8912 2007-08-22 Richard Guenther <rguenther@suse.de>
8915 * tree.c (host_integerp): Treat sizetype as signed as it is
8918 2007-08-21 Ian Lance Taylor <iant@google.com>
8920 PR tree-optimization/33134
8921 * tree-vrp.c (adjust_range_with_scev): Call
8922 set_value_range_to_value.
8924 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8926 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8929 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8931 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8934 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8936 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8937 cases to set eight bytes at a time.
8938 (expand_block_move): Likewise.
8940 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8943 * dwarf2out.c (gen_decl_die): Don't call
8944 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8946 2007-08-21 Paul Brook <paul@codesourcery.com>
8947 Nathan Sidwell <nathan@codesourcery.com>
8948 Mark Mitchell <mark@codesourcery.com>
8949 Joseph Myers <joseph@codesourcery.com>
8951 * configure.ac: Add --with-pkgversion and --with-bugurl.
8952 * configure: Regenerate.
8953 * doc/install.texi: Document them.
8954 * version.c (version_string): Remove VERSUFFIX.
8955 (VERSUFFIX): Remove.
8956 (pkgversion_string): New.
8957 (bug_report_url): Do not hard-code initializer.
8958 * version.h (pkgversion_string): Declare.
8959 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8961 (version.o): Define PKGVERSION and BUGURL.
8962 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8963 (%.pod): Define BUGURL.
8964 * gcc.c (process_command, main): Use pkgversion_string.
8965 * toplev.c (compile_file, print_version): Likewise.
8966 * protoize.c (main): Likewise.
8967 * gcov.c (print_version): Likewise. Update copyright date.
8968 * gcov-dump.c (print_version): Likewise. Update copyright date.
8969 * mips-tdump.c (main): Likewise. Update copyright date.
8970 * mips-tfile.c (main): Likewise. Update copyright date.
8971 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8972 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8973 shorten description.
8974 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8975 * doc/gccint.texi: Likewise.
8976 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8977 Update copyright date.
8979 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8981 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8982 (ix86_expand_strlensi_unroll_1): Ditto.
8983 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8984 (ix86_expand_carry_flag_compare): Update comment.
8986 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8989 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8990 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8992 2007-08-21 Richard Guenther <rguenther@suse.de>
8994 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8996 2007-08-21 Richard Guenther <rguenther@suse.de>
8999 * fold-const.c (fold_binary): Remove index +p PTR folding.
9000 Fix types of POINTER_PLUS_EXPR generated by folding of
9003 2007-08-20 Chao-ying Fu <fu@mips.com>
9005 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9006 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9007 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9008 (c_common_fixed_point_type_for_size): Declare.
9009 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9010 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9011 (c_token_starts_declspecs): Likewise.
9012 (c_parser_declspecs): Likewise.
9013 (c_parser_attributes): Likewise.
9014 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9015 (c_declspecs): Add saturating_p.
9016 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9017 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9018 _Sat. Handle RID_SAT.
9019 Avoid using void, bool, char, int, float, double, _Decimal32,
9020 _Decimal64, _Decimal128, and complex with _Sat.
9021 Handle RID_FRACT and RID_ACCUM.
9022 Make sure _Sat is used with _Fract or _Accum.
9023 (finish_declspecs): Handle cts_fract and cts_accum.
9024 * c-common.c (fixed-value.h): New include.
9025 (constant_expression_warning): Handle FIXED_CST.
9026 (overflow_warning): Likewise.
9027 (warnings_for_convert_and_check): Likewise.
9028 (c_common_fixed_point_type_for_size): New.
9029 (c_common_type_for_mode): Handle fixed-point modes to
9030 return various saturating/non-saturating, signed/unsigned types.
9031 (c_common_signed_or_unsigned_type): Support fixed-point types.
9032 (shorten_compare): Check fixed-point zero.
9033 Handle FIXED_POINT_TYPE.
9034 (c_common_truthvalue_conversion): Handle FIXED_CST.
9035 Handle FIXED_POINT_TYPE.
9036 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9038 (handle_mode_attribute): Handle fixed-point modes. Need to check
9039 if the signness of base type and fixed-point modes are consistent.
9040 (handle_vector_size_attribute): Handle fixed-point modes.
9041 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9042 (warn_for_div_by_zero): Check fixed-point zero.
9043 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9044 a common fixed-point type based on fbit, ibit, sign, and saturation.
9045 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9046 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9047 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9048 (convert_for_assignment): Support FIXED_POINT_TYPE.
9049 (digest_init): Handle FIXED_POINT_TYPE.
9050 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9051 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9052 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9053 GE_EXPR, LT_EXPR, GT_EXPR.
9054 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9055 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9056 * target.h (gcc_target): Add fixed_point_supported_p.
9057 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9058 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9059 (default_fixed_point_supported_p): Define.
9060 * targhooks.h (default_fixed_point_supported_p): Declare.
9061 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9062 * doc/install.texi (Configuration): Add --enable-fixed-point.
9063 * configure.ac (--enable-fixed-point): New to enable fixed-point
9064 arithmetic extension to C. For mips targets, we enable it by default.
9065 * configure, config.in: Regenerate.
9067 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9069 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9071 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9073 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9074 DWARF2_DEBUGGING_INFO.
9075 (cold_text_section_used): Same.
9076 (cold_text_section): Same.
9078 2007-08-20 Richard Guenther <rguenther@suse.de>
9080 * c-typeck.c (convert_for_assignment): Use the type of
9081 the member for the initialization.
9083 2007-08-20 Richard Guenther <rguenther@suse.de>
9085 * c-objc-common.c (c_disregard_inline_limits): Remove.
9086 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9087 * cgraphunit.c (cgraph_process_new_functions): Call
9088 disregard_inline_limits_p.
9089 (cgraph_preserve_function_body_p): Likewise.
9090 * ipa-inline.c (compute_inline_parameters): Likewise.
9091 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9093 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9094 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9095 disregard_inline_limits langhook.
9096 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9098 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9099 disregard_inline_limits langhook.
9100 * tree-inline.c (disregard_inline_limits_p): New function.
9101 * tree-inline.h (disregard_inline_limits_p): Declare.
9103 2007-08-20 Richard Guenther <rguenther@suse.de>
9105 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9106 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9107 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9108 auto_var_in_fn_p langhook.
9109 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9111 * tree.c (auto_var_in_fn_p): ... here.
9112 (find_var_from_fn): Call auto_var_in_fn_p directly.
9113 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9114 auto_var_in_fn_p langhook.
9115 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9116 (copy_body_r): Likewise.
9117 (self_inlining_addr_expr): Likewise.
9118 * tree.h (auto_var_in_fn_p): Declare.
9120 2007-08-20 Richard Guenther <rguenther@suse.de>
9122 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9123 (walk_type_fields): Take lh parameter.
9124 (walk_tree): Rename to ...
9125 (walk_tree_1): ... this. Do not call the walk_subtrees
9126 langhook but the now passed callback. Pass lh on recursion.
9127 (walk_tree_without_duplicates): Rename to ...
9128 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9129 and call walk_tree_1.
9130 * tree.h (walk_tree_lh): New typedef.
9131 (walk_tree_1): Declare.
9132 (walk_tree_without_duplicates_1): Likewise.
9133 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9134 (walk_tree_without_duplicates): New define to
9135 walk_tree_without_duplicates_1 with NULL lh parameter.
9136 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9137 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9139 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9140 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9141 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9144 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9147 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9148 code in front of the compacting of basic blocks.
9149 Move the folding of statements inbetween the cgraph checking
9150 and compacting of basic blocks.
9152 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9153 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9156 * config/alpha/alpha.c (va_list_skip_additions): Check for
9157 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9158 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9159 PLUS_EXPR when checking ap.__base.
9160 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9161 when doing addition on pointer types. Use size_int instead of
9163 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9164 ptr_type in the second operand.
9166 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9169 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9171 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9174 * cfgexpand.c (expand_one_register_var): Mark pointer
9175 DECL_ARTIFICIAL as REG_POINTER also.
9176 * stmt.c (expand_decl): Likewise.
9178 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9185 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9186 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9187 on_worklist argument and avoid adding things to worklist multiple
9189 (add_to_worklist): Ditto.
9190 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9191 single SFT is clobbered.
9192 (set_initial_properties): Ditto.
9193 (compute_call_clobbered): Update for changes to function
9195 (create_overlap_variables_for): Always create SFT for offset 0.
9196 (create_structure_vars): Handle PHI's, since we are in SSA form at
9198 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9199 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9201 (add_vars_for_offset): Figure out aliases from access + points-to.
9202 (add_virtual_operand): Use add_vars-for_offset.
9203 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9204 (add_call_clobber_ops): Remove makes_clobbering_call set.
9205 (get_expr_operands): Always pass through the INDIRECT_REF
9207 * tree-ssa-structalias.c (struct constraint_graph): Remove
9209 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9210 address_taken, pt_used, number_incoming.
9211 (FIRST_ADDR_NODE): Removed.
9212 (merge_graph_nodes): Remove broken code for the moment.
9213 (init_graph): New function.
9214 (build_pred_graph): Remove code to init_graph.
9215 Add location equivalence support.
9216 (struct scc_info): Rename roots to deleted.
9218 (init_scc_info): Ditto
9219 (init_topo_info): Use graph->size.
9220 (compute_topo_order): Ditto.
9221 (do_da_constraint): Removed.
9222 (do_sd_constraint): Remove calls to find().
9223 set_union_with_increment should always get 0 as last arg here.
9224 (do_complex_constraint): Replace do_da_constraint with assert.
9226 (struct equiv_class_label): New.
9227 (pointer_equiv_class_table): Ditto.
9228 (location_equiv_class_table): Ditto.
9229 (equiv_class_label_hash): Ditto.
9230 (equiv_class_label_eq): Ditto
9231 (equiv_class_lookup): Ditto.
9232 (equiv_class_ladd): Ditto.
9233 (pointer_equiv_class): Ditto.
9234 (location_equiv_class): Ditto.
9235 (condense_visit): Rename and rewrite from label_visit to do only
9236 SCC related stuff for HU.
9237 (label_visit): Do HU work for HU.
9238 (perform_var_substitution): Update to do HU and location
9240 (free_var_substitution_info): Update to free HU and location
9241 equivalence structures. */
9242 (find_equivalent_node): Update for pointer but not location
9244 (unite_pointer_equivalences): New function.
9245 (move_complex_constraints): Rewrite to only do moving.
9246 (rewrite_constraints): Split out of move_complex_constraints.
9247 (solve_graph): Use graph->size.
9248 (process_constraint_1): Add from_call argument, use it.
9249 Split *a = &b into two constraints.
9250 (process_constraint): Use new process_constraint_1.
9251 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9252 (get_constraint_for): Handle non-pointer integers properly.
9253 Remove code that used to handle structures.
9254 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9255 with unknown addends.
9256 (handle_rhs_call): New function.
9257 (find_func_aliases): Use handle_rhs_call.
9258 (set_uids_in_ptset): Add an assert.
9259 (set_used_smts): Fix bug in not considering unified vars.
9260 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9261 (compute_points_to_sets): Update for other function changes.
9262 (delete_points_to_sets): Ditto.
9263 (ipa_pta_execute): Ditto.
9264 (pass_ipa_pta): We need to update SSA after ipa_pta.
9266 2007-08-19 Jan Hubicka <jh@suse.cz>
9268 * i386.md: Replace "rim" and "mri" constraints by "g".
9270 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9272 * dwarf2out.c (text_section_used, cold_text_section_used,
9273 cold_text_section, dwarf2out_note_section_used): New.
9274 (dwarf2out_init): Initialize cold_text_section.
9275 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9276 dwarf2out_note_section_used.
9277 (size_of_aranges): Only count entry for text section if it was
9278 used. Count entry for cold text section if it was used.
9279 (output_aranges): Only output entries for text section and cold
9280 text section if they were used.
9282 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9284 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9286 (debug_generic_stmt): Likewise.
9287 (debug_tree_chain): Likewise.
9289 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9291 * tree-data-refs.c (split_constant_offset): Expose.
9292 * tree-data-refs.h (split_constant_offset): Add declaration.
9294 * tree-vectorizer.h (dr_alignment_support): Renamed
9295 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9296 Added a new value dr_explicit_realign.
9297 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9298 dr_offset, dr_step, and dr_aligned_to, along with new access
9299 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9300 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9301 STMT_VINFO_DR_ALIGNED_TO.
9303 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9305 In case of outer-loop vectorization with non-fixed misalignment - use
9306 the dr_explicit_realign scheme instead of the optimized realignment
9308 (new_stmt_vec_info): Initialize new fields.
9310 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9311 'nested_in_vect_loop' case. Change verbosity level.
9312 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9313 Don't fail on zero step in the outer-loop for loads.
9314 (vect_analyze_data_refs): Call split_constant_offset to calculate
9315 base, offset and init relative to the outer-loop.
9317 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9318 BSI function argument with a new function argument - at_loop.
9319 Simplify the condition that determines STEP. Takes additional argument
9320 INV_P. Support outer-loop vectorization (handle the
9321 nested_in_vect_loop case), including zero step in the outer-loop. Call
9322 vect_create_addr_base_for_vector_ref with additional argument.
9323 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9324 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9325 Fixed and simplified calculation of step.
9326 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9327 of bsi, and with additional argument. Call bump_vector_ptr with
9328 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9329 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9330 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9331 when the realignment setup needs to take place inside the loop.
9332 Support the dr_explicit_realign scheme. Allow generating the optimized
9333 realignment scheme for outer-loop vectorization. Added documentation.
9334 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9335 the 'nested_in_vect_loop' case, including loads that are invariant in
9336 the outer-loop and the realignment schemes. Handle the case when the
9337 realignment setup needs to take place inside the loop. Call
9338 vect_setup_realignment with additional arguments. Call
9339 vect_create_data_ref_ptr with additional argument and with loop instead
9340 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9341 (vect_gen_niters_for_prolog_loop): Call
9342 vect_create_addr_base_for_vector_ref with additional arguments.
9343 (vect_create_cond_for_align_checks): Likewise.
9344 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9345 scheme: takes additional argument bump; argument ptr_incr is now
9346 optional; updated documentation.
9347 (vect_init_vector): Takes additional argument (bsi). Use it, if
9348 available, to insert the vector initialization.
9349 (get_initial_def_for_induction): Pass additional argument in call to
9351 (vect_get_vec_def_for_operand): Likewise.
9352 (vect_setup_realignment): Likewise.
9353 (vectorizable_load): Likewise.
9355 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9357 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9358 as argument instead of struct loop.
9359 (nested_in_vect_loop_p): New function.
9360 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9362 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9363 from other phis in the loop.
9364 (destroy_loop_vec_info): Add additional argument to declaration.
9366 * tree-vectorizer.c (supportable_widening_operation): Also check if
9367 nested_in_vect_loop_p (don't allow changing the order in this case).
9368 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9369 of struct loop. Call nested_in_vect_loop_p and don't require
9370 flag_unsafe_math_optimizations if it returns true.
9371 (new_stmt_vec_info): When setting def_type for phis differentiate
9372 loop-header phis from other phis.
9373 (bb_in_loop_p): New function.
9374 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9375 just update their loop_vinfo. Order of BB traversal now matters -
9376 call dfs_enumerate_from with bb_in_loop_p.
9377 (destroy_loop_vec_info): Takes additional argument to control whether
9378 stmt_vinfo of the loop stmts should be destroyed as well.
9379 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9380 reduction stmt to be defines by a non loop-header phi.
9381 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9383 * tree-vect-transform.c (vectorizable_reduction): Call
9384 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9385 (vectorizable_call): Likewise.
9386 (vectorizable_conversion): Likewise.
9387 (vectorizable_operation): Likewise.
9388 (vectorizable_type_promotion): Likewise.
9389 (vectorizable_type_demotion): Likewise.
9390 (vectorizable_store): Likewise.
9391 (vectorizable_live_operation): Likewise.
9392 (vectorizable_reduction): Likewise. Also pass loop_info to
9393 vect_is_simple_reduction instead of loop.
9394 (vect_init_vector): Call nested_in_vect_loop_p.
9395 (get_initial_def_for_reduction): Likewise.
9396 (vect_create_epilog_for_reduction): Likewise.
9397 (vect_init_vector): Check which loop to work with, in case there's an
9399 (get_initial_def_for_inducion): Extend to handle outer-loop
9400 vectorization. Fix indentation.
9401 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9402 In the case vect_induction_def get the vector def from the induction
9403 phi node, instead of calling get_initial_def_for_inducion.
9404 (get_initial_def_for_reduction): Extend to handle outer-loop
9406 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9408 (vect_transform_loop): Change assert to just skip this case. Add a
9410 (vect_finish_stmt_generation): Add a couple asserts.
9412 (vect_estimate_min_profitable_iters): Multiply
9413 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9415 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9416 this is an inner-loop reduction in outer-loop vectorization.
9418 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9419 Same code as what used to be vect_analyze_scalar_cycles, only with
9420 additional argument loop, and loop_info passed to
9421 vect_is_simple_reduction instead of loop.
9422 (vect_analyze_scalar_cycles): Code factored out into
9423 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9424 Updated documentation.
9425 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9426 outer-loop vectorization that are live or not used in the outerloop,
9427 cause this requires special handling.
9428 (vect_enhance_data_refs_alignment): Don't consider versioning for
9430 (vect_analyze_data_refs): Check that there are no datarefs in the
9432 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9433 and vect_used_in_outer_by_reduction cases.
9434 (process_use): Also consider the case of outer-loop stmt defining an
9435 inner-loop stmt and vice versa.
9436 (vect_analyze_loop_1): New function.
9437 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9438 loops. Call vect_analyze_loop_1.
9439 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9440 been vectorized. Call destroy_loop_vec_info with additional argument.
9442 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9443 in the inner-loop when doing outer-loop vectorization. Add
9444 documentation and printout.
9445 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9446 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9448 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9450 * tree-affine.h (print_aff): New prototype.
9451 (debug_aff): Likewise.
9452 * tree-affine.c (print_aff): New function.
9453 (debug_aff): Likewise.
9455 2007-08-18 Paul Brook <paul@codesourcery.com>
9456 Joseph Myers <joseph@codesourcery.com>
9458 * common.opt (-fdebug-prefix-map=): New option.
9459 * opts.c: Include debug.h.
9460 (common_handle_option): Handle -fdebug-prefix-map.
9461 * final.c: Include ggc.h.
9462 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9463 remap_debug_filename): New.
9464 * Makefile.in (final.o, opts.o): Update dependencies.
9465 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9466 * configure.ac: Check for assembler --debug-prefix-map support.
9467 * configure, config.in: Regenerate.
9468 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9469 (ASM_DEBUG_SPEC): Include ASM_MAP.
9470 * doc/install.texi (--with-debug-prefix-map): Document.
9471 * doc/invoke.texi (-fdebug-prefix-map): Document.
9472 * dbxout.c (dbxout_init, dbxout_start_source_file,
9473 dbxout_source_file): Call remap_debug_filename.
9474 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9475 dwarf2out_start_source_file, dwarf2out_finish): Call
9476 remap_debug_filename.
9477 (file_table_relative_p): Do not check d->emitted_number.
9478 * toplev.c (output_file_directive): Call remap_debug_filename.
9479 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9480 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9482 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9484 * loop-invariant.c (find_invariants_to_move): Add missing macro
9487 2007-08-17 Tom Tromey <tromey@redhat.com>
9489 * tree.h (struct tree_label_decl): Removed old "java" fields.
9491 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9492 Nigel Stephens <nigel@mips.com>
9494 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9495 Treat -mno-data-in-code and -mcode-xonly as aliases for
9496 -mcode-readable=no and -mcode-readable=pcrel respectively.
9497 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9498 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9499 (MULTILIB_DIRNAMES): Update accordingly.
9501 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9503 * Makefile.in (version.o): Depend on $(REVISION) only if
9504 REVISION_s is defined.
9506 2007-08-17 Sa Liu <saliu@de.ibm.com>
9507 Ulrich Weigand <uweigand@de.ibm.com>
9510 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9511 use build_qualified_type to retain qualifiers of the base type.
9513 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9515 * config/score/score.md : Update pattern tablejump.
9516 * config/score/score.c : Update score_initialize_trampoline
9518 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9519 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9520 * doc/contrib.texi: Add my entry.
9522 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9524 * Makefile.in (REVISION): New.
9527 (version.o): Also depend on $(REVISION). Add
9528 -DREVISION=$(REVISION_s).
9530 * version.c (version_string): Add REVISION.
9532 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9534 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9535 of GOTO that's relocated to a different block.
9537 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9539 * c-common.c (const_strip_array_types): New.
9540 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9541 (const_strip_array_types): New.
9542 * c-objc-common.c (c_disregard_inline_limits,
9543 c_warn_unused_global_decl): Constify.
9544 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9545 c_vla_type_p, c_incomplete_type_error): Likewise.
9546 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9547 * hooks.c (hook_bool_const_tree_false): New.
9548 * hooks.h (hook_bool_const_tree_false): Likewise.
9549 * langhooks-def.h (lhd_warn_unused_global_decl,
9550 lhd_incomplete_type_error, lhd_expr_size,
9551 lhd_tree_inlining_disregard_inline_limits,
9552 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9553 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9554 * langhooks.c (lhd_warn_unused_global_decl,
9555 lhd_incomplete_type_error,
9556 lhd_tree_inlining_disregard_inline_limits,
9557 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9558 lhd_expr_size): Likewise.
9559 * langhooks.h (lang_hooks_for_tree_inlining,
9560 lang_hooks_for_tree_dump, lang_hooks_for_types,
9561 lang_hooks_for_decls, lang_hooks): Likewise.
9562 * pointer-set.c (pointer_set_t, pointer_set_create,
9563 pointer_set_contains, insert_aux, pointer_set_insert,
9564 pointer_set_traverse, pointer_map_t, pointer_map_create,
9565 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9567 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9568 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9569 pointer_map_traverse): Likewise.
9570 * predict.c (assert_is_empty): Likewise.
9571 * tree-affine.c (free_name_expansion): Likewise.
9572 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9573 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9574 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9576 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9578 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9580 (destroy_loop_vec_info): Add call to VEC_free.
9581 * tree-vectorizer.h (may_alias_ddrs): Define.
9582 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9583 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9584 Change reporting to dump.
9585 (vect_is_duplicate_ddr): New.
9586 (vect_mark_for_runtime_alias_test): New.
9587 (vect_analyze_data_ref_dependences) Add call to
9588 vect_mark_for_runtime_alias_test.
9589 (vect_enhance_data_refs_alignment): Define local variable
9590 vect_versioning_for_alias_required, don't perform
9591 peeling for alignment if versioning for alias is
9593 (vect_enhance_data_refs_alignment): Use
9594 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9595 PARAM_VECT_MAX_VERSION_CHECKS.
9596 * tree-vect-transform.c
9597 (vect_create_cond_for_alias_checks): New.
9598 (vect_transform_loop): Add call to
9599 vect_create_cond_for_alias_checks.
9600 (vect_vfa_segment_size): New.
9601 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9603 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9605 (vect-max-version-for-alignment-checks): Document.
9606 (vect-max-version-for-alias-checks): Document.
9607 (vect-max-version-checks): Remove.
9609 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9611 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9612 the same line as the instruction for all asm dialects.
9613 (*rep_movsi): Ditto.
9614 (*rep_movsi_rex64): Ditto.
9615 (*rep_movqi): Ditto.
9616 (*rep_movqi_rex64): Ditto.
9617 (*rep_stosdi_rex64): Ditto.
9618 (*rep_stossi): Ditto.
9619 (*rep_stossi_rex64): Ditto.
9620 (*rep_stosqi): Ditto.
9621 (*rep_stosqi_rex64): Ditto.
9622 (*cmpstrnqi_nz_1): Ditto.
9623 (*cmpstrnqi_nz_rex_1): Ditto.
9624 (*cmpstrnqi_1): Ditto.
9625 (*cmpstrnqi_rex_1): Ditto.
9626 (*strlenqi_1): Ditto.
9627 (*strlenqi_rex_1): Ditto.
9628 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9629 prefix on the same line as the instruction for all asm dialects.
9630 (sync_double_compare_and_swap<mode>): Ditto.
9631 (*sync_double_compare_and_swapdi_pic): Ditto.
9632 (*sync_compare_and_swap_cc<mode>): Ditto.
9633 (sync_double_compare_and_swap_cc<mode>): Ditto.
9634 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9635 (sync_old_add<mode>): Ditto.
9636 (sync_add<mode>): Ditto.
9637 (sync_sub<mode>): Ditto.
9638 (sync_ior<mode>): Ditto.
9639 (sync_and<mode>): Ditto.
9640 (sync_xor<mode>): Ditto.
9642 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9645 * reload.c (find_reloads): Check that the memory returned by
9646 find_reloads_toplev was not the result of forcing a constant
9648 (find_reloads_toplev): Always use simplify_gen_subreg to get
9649 the subreg of a constant. If the result is also a constant,
9650 but not a legitimate one, force it into the constant pool
9651 and reload its address.
9653 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9655 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9658 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9660 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9661 directive for the current vector ABI.
9663 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9666 * caller-save.c (reg_save_code): Set invalide status on restore code.
9668 2007-08-15 Diego Novillo <dnovillo@google.com>
9670 * tree-ssa-alias.c (compute_memory_partitions): Use
9671 alias_bitmap_obstack to allocate bitmaps.
9672 (reset_alias_info): Factor out of init_alias_info.
9673 Mark all name tags not associated to an SSA name for renaming.
9674 (init_alias_info): Call it.
9675 (create_name_tags): Tidy. Add comments.
9676 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9678 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9680 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9681 scheduler dependencies.
9683 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9685 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9687 (*iorsi_1_zext): Likewise.
9688 (*iorsi_1_zext_imm): Likewise.
9689 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9690 with "rm"/"xm" constraint.
9691 (sse2_vmsqrtv2df2): Likewise.
9693 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9696 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9699 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9701 * tree-pass.h (PROP_pta): Removed.
9702 (TODO_rebuild_alias): New.
9703 (pass_may_alias): Removed.
9704 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9705 aliasing if we changed something.
9706 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9708 (pass_may_alias): Removed.
9709 (create_structure_vars): Return TODO_rebuild_alias.
9710 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9711 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9713 (tree_sra_early): We never affect aliasing right now.
9714 * tree-flow.h (compute_may_aliases): New prototype.
9715 * passes.c: Remove pass_may_alias from the passes.
9716 (execute_function_todo): Support TODO_rebuild_alias.
9718 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9720 * i386.c: (legitimize_address): Move dllimported variable check
9721 infront of legitimizing pic address of CONST symbols.
9723 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9725 PR tree-optimization/32941
9726 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9727 (goto_queue_cmp): Remove.
9728 (find_goto_replacement): Change search method.
9729 (maybe_record_in_goto_queue): Add assert.
9730 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9731 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9733 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9735 * alias.c (component_uses_parent_alias_set): Constify.
9736 * alias.h (component_uses_parent_alias_set): Likewise.
9737 * cfgrtl.c (print_rtl_with_bb): Likewise.
9738 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9739 mpz_get_double_int): Likewise.
9740 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9741 mpz_get_double_int): Likewise.
9742 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9743 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9745 * expr.h (safe_from_p): Likewise.
9746 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9748 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9749 zero_sized_type, goa_lhs_expr_p): Likewise.
9750 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9751 * rtl.h (print_rtl_with_bb): Likewise.
9752 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9753 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9754 * tree-flow-inline.h (bb_stmt_list): Constify.
9755 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9757 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9758 const_first_stmt, const_last_stmt): New.
9759 (block_may_fallthru, empty_block_p): Constify.
9760 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9761 EXPR_ONLY_BODY): New.
9762 (expr_first, expr_last, expr_only): Use macro for body.
9763 (const_expr_first, const_expr_last, const_expr_only): New.
9764 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9765 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9766 ctsi_prev, ctsi_stmt): New.
9767 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9768 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9769 * tree-ssa-loop-niter.c (loop_only_exit_p,
9770 derive_constant_upper_bound): Likewise.
9771 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9772 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9773 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9774 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9775 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9776 * tree.c (get_type_static_bounds): Likewise.
9777 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9778 (get_type_static_bounds): Constify.
9780 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9783 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9784 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9785 (*<addsub><mode>3_cc_overflow): New.
9786 (*add<mode>3_cconly_overflow): New.
9787 (*sub<mode>3_cconly_overflow): New.
9788 (*<addsub>si3_zext_cc_overflow): New.
9789 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9790 CCCmode for LTU, GTU, LEU and GEU.
9791 (ix86_comparison_operator): Likewise.
9792 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9793 * config/i386/i386.c (put_condition_code): Support CCCmode.
9794 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9795 or MINUS expressions.
9797 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9800 * c-typeck.c (build_binary_op): Disallow vector float types with
9801 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9803 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9805 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9806 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9807 (dep_def): New typedef.
9808 (init_dep_1, sd_debug_dep): Declare functions.
9809 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9810 (debug_dep_links): Remove.
9811 (struct _deps_list): New field 'n_links'.
9812 (DEPS_LIST_N_LINKS): New macro.
9813 (FOR_EACH_DEP_LINK): Remove.
9814 (create_deps_list, free_deps_list, delete_deps_list): Remove
9816 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9817 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9818 (copy_deps_list_change_con, move_dep_link): Ditto.
9819 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9820 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9822 (INSN_BACK_DEPS): Remove.
9823 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9825 (INSN_DEP_COUNT): Remove.
9826 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9827 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9828 Declare global variables.
9829 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9830 (add_forw_dep, compute_forward_dependences): Remove declarations.
9831 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9832 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9833 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9835 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9837 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9838 (sd_list_types_def): New typedef.
9839 (sd_next_list): Declare function.
9840 (struct _sd_iterator): New type.
9841 (sd_iterator_def): New typedef.
9842 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9844 (FOR_EACH_DEP): New cycle wrapper.
9845 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9847 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9848 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9851 * sched-deps.c (init_dep_1): Make global.
9852 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9854 (dump_dep): New static function.
9855 (dump_dep_flags): New static variable.
9856 (sd_debug_dep): New function.
9857 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9859 (move_dep_link): Use remove_from_deps_list (), instead of
9861 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9862 (dep_link_is_detached_p): New static function.
9863 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9865 (dn_pool, dl_pool): New alloc_pools.
9866 (dn_pool_diff, dl_pool_diff): New static variables.
9867 (create_dep_node, delete_dep_node): New static function.
9868 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9869 (deps_list_empty_p): Make it static. Use 'n_links' field.
9870 (deps_pools_are_empty_p): New static function.
9871 (alloc_deps_list, delete_deps_list): Remove.
9872 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9873 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9874 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9875 (forward_dependency_cache): Remove.
9876 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9877 'back' from the names. Change signature to use dep_t instead of
9879 (add_back_dep): Ditto. Make global.
9880 (check_dep_status): Rename to check_dep ().
9881 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9883 (sd_finish_insn): Ditto.
9884 (sd_find_dep_between_no_cache): New static function.
9885 (sd_find_dep_between): New function.
9886 (ask_dependency_caches, set_dependency_caches): New static functions.
9887 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9888 (add_or_update_dep_1): Separate pieces of functionality into
9889 ask_dependency_caches (), update_dependency_caches (),
9890 change_spec_dep_to_hard (), update_dep ().
9891 (get_back_and_forw_lists): New static function.
9892 (sd_add_dep): Separate setting of dependency caches into
9893 set_dependency_caches ().
9894 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9896 (sd_delete_dep): Ditto.
9897 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9898 (dump_lists): New static function.
9899 (sd_debug_lists): New debug function.
9900 (delete_all_dependences, fixup_sched_groups): Update to use
9901 sd_* infrastructure.
9902 (sched_analyze_2): Create data-speculative dependency only if
9903 data-speculation is enabled.
9904 (sched_analyze_insn): If insn cannot be speculative, make all its
9905 dependencies non-speculative.
9906 (sched_analyze): Use sd_init_insn ().
9907 (add_forw_dep, compute_forward_dependencies): Remove.
9908 (delete_dep_nodes_in_back_deps): New static function.
9909 (sched_free_deps): New function.
9910 (init_dependency_caches): Init alloc_pools.
9911 (extend_depedency_caches): Update after removing of
9912 forward_dependency_cache.
9913 (free_dependency_caches): Ditto. Free alloc_pools.
9914 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9915 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9917 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9918 (add_dependence): Use init_dep ().
9919 (get_dep_weak_1): New static function.
9920 (get_dep_weak): Move logic to get_dep_weak_1 ().
9921 (dump_ds): New static function moved from haifa-sched.c:
9922 debug_spec_status ().
9923 (debug_ds): New debug function.
9924 (check_dep_status): Rename to check_dep (). Update to check whole
9927 * haifa-sched.c (spec_info): Make global.
9928 (added_recovery_block_p): Rename to
9929 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9930 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9931 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9932 to use new interfaces.
9933 (ok_for_early_queue_removal): Ditto.
9934 (schedule_block): Initialize logical uids of insns emitted by the
9936 (sched_init): Initialize new variable.
9937 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9939 (extend_global): Initialize insn data.
9940 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9941 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9943 (add_to_speculative_block): Update to use new interfaces.
9944 (create_recovery_block): Set new variables.
9945 (create_check_block_twin, fix_recovery_deps): Update to use new
9947 (sched_insn_is_legitimate_for_speculation_p): New function.
9948 (speculate_insn): Move checking logic to
9949 sched_insn_is_legitimate_for_speculation_p ().
9950 (sched_remove_insn): Finalize sched-deps information of instruction.
9951 (clear_priorities, add_jump_dependencies): Update to use new
9953 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9955 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9956 to use new interfaces.
9957 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9958 (new_ready): Try to use control speculation only if it is available.
9959 (add_branch_dependences): Update to use new interfaces.
9960 (compute_block_backward_dependences): Rename to
9961 compute_block_dependences (). Call
9962 targetm.sched.dependencies_evaluation_hook ().
9963 (free_block_dependencies): New static function.
9964 (debug_dependencies): Update to use new interfaces.
9965 (schedule_region): Remove separate computation of forward dependencies.
9966 Move call of targetm.sched.dependencies_evaluation_hook () to
9967 compute_block_dependences (). Free dependencies at the end of
9968 scheduling the region.
9970 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9972 (add_deps_for_risky_insns): Ditto.
9973 (schedule_ebb): Remove separate computation of forward dependencies.
9974 Free dependencies at the end of scheduling the ebb.
9976 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9977 (build_intra_loop_deps): Ditto. Remove separate computation of
9978 forward dependencies. Free sched-deps dependencies.
9980 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9981 to use new interfaces.
9982 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9984 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9986 (is_costly_group): Ditto.
9988 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9990 * alias.c (rtx_equal_for_memref_p): Constify.
9991 * basic-block.h (const_edge, const_basic_block): New.
9992 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9993 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9994 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9995 probably_never_executed_bb_p, edge_probability_reliable_p,
9996 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9997 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9999 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10000 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10002 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10003 flow_nodes_print, dfs_enumerate_from): Likewise.
10004 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10005 control_flow_insn_p, count_basic_blocks): Likewise.
10006 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10007 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10008 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10009 average_num_loop_insns, loop_exit_edge_p,
10010 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10011 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10012 average_num_loop_insns, seq_cost): Likewise.
10013 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10014 * dominance.c (dominated_by_p): Likewise.
10015 * emit-rtl.c (validate_subreg): Likewise.
10016 * except.c (can_throw_internal, can_throw_external): Likewise.
10017 * except.h (can_throw_internal, can_throw_external): Likewise.
10018 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10019 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10020 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10021 simple_mem, store_ops_ok, load_kills_store, find_loads,
10022 store_killed_in_insn, store_killed_after, store_killed_before,
10023 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10025 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10026 noce_mem_write_may_trap_or_fault_p): Likewise.
10027 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10029 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10031 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10032 probably_cold_bb_p, probably_never_executed_bb_p,
10033 edge_probability_reliable_p, br_prob_note_reliable_p,
10034 can_predict_insn_p): Likewise.
10035 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10036 * resource.c (return_insn_p): Likewise.
10037 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10039 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10040 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10041 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10042 verify_gimple_modify_stmt): Likewise.
10043 * tree-chrec.c (is_not_constant_evolution,
10044 is_multivariate_chrec_rec, is_multivariate_chrec,
10045 chrec_contains_symbols, chrec_contains_undetermined,
10046 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10047 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10048 eq_evolutions_p, scev_direction): Likewise.
10049 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10050 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10051 chrec_contains_symbols_defined_in_loop,
10052 chrec_contains_undetermined, tree_contains_chrecs,
10053 evolution_function_is_affine_multivariate_p,
10054 evolution_function_is_univariate_p, chrec_zerop,
10055 evolution_function_is_constant_p, evolution_function_is_affine_p,
10056 evolution_function_is_affine_or_constant_p,
10057 tree_does_not_contain_chrecs, chrec_type): Likewise.
10058 * tree-data-ref.c (tree_fold_divides_p,
10059 object_address_invariant_in_loop_p, dr_may_alias_p,
10060 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10061 same_access_functions, constant_access_functions,
10062 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10064 * tree-flow.h (scev_direction): Likewise.
10065 * tree-gimple.c (is_gimple_stmt): Likewise.
10066 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10068 * tree-pretty-print.c (op_prio): Likewise.
10069 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10070 analyzable_condition, backedge_phi_arg_p): Likewise.
10071 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10072 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10073 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10076 2007-08-13 Dan Hipschman <dsh@google.com>
10079 * c-format.c (check_format_arg): Move check for zero-length
10080 format strings below the check for unterminated strings.
10082 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10085 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10088 2007-08-13 Nick Clifton <nickc@redhat.com>
10090 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10092 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10095 * c-format.c (gcc_gfc_length_specs): New array.
10096 (gcc_gfc_char_table): Add unsigned specifier, and references to
10097 the l length modifier.
10098 (format_types_orig): Use the new gcc_gfc_length_specs.
10100 2007-08-12 Sa Liu <saliu@de.ibm.com>
10102 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10103 and with REG_RETVAL note after split.
10105 2007-08-11 David Daney <ddaney@avtrex.com>
10107 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10108 as ATTRIBUTE_UNUSED.
10110 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10111 Segher Boessenkool <segher@kernel.crashing.org>
10113 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10114 HAVE_LOCAL_CPU_DETECT not defined.
10116 2007-08-11 Jan Hubicka <jh@suse.cz>
10118 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10119 (cgraph_process_new_functions): Honor previous value of
10120 disregard_inline_limits.
10121 * ipa-inline.c (compute_inline_parameters): Likewise.
10123 2007-08-11 Ian Lance Taylor <iant@google.com>
10125 * alias.h (alias_set_type): Define new type.
10126 (ALIAS_SET_MEMORY_BARRIER): Use it.
10127 * rtl.h: Include alias.h.
10128 (struct mem_attrs): Use alias_set_type.
10129 * tree.h: Include alias.h
10130 (struct tree_type): Use alias_set_type.
10131 (struct tree_struct_field_tag): Likewise.
10132 (struct tree_decl_common): Likewise.
10133 * alias.c (struct alias_set_entry): Use alias_set_type.
10134 (get_alias_set_entry, alias_set_subset_of): Likewise.
10135 (alias_sets_conflict_p): Likewise.
10136 (alias_sets_must_conflict_p): Likewise.
10137 (objects_must_conflict_p): Likewise.
10138 (get_alias_set, new_alias_set): Likewise.
10139 (record_alias_subset, record_component_aliases): Likewise.
10140 (varargs_set, frame_set): Change to alias_set_type.
10141 (get_varargs_alias_set): Use alias_set_type.
10142 (get_frame_alias_set): Likewise.
10143 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10144 * dse.c (struct store_info): Use alias_set_type.
10145 (struct read_info, struct clear_alias_mode_holder): Likewise.
10146 (clear_alias_set_lookup, canon_address): Likewise.
10147 (record_store, check_mem_read_rtx): Likewise.
10148 (dse_record_singleton_alias_set): Likewise.
10149 (dse_invalidate_singleton_alias_set): Likewise.
10150 * emit-rtl.c (get_mem_attrs): Likewise.
10151 (set_mem_attributes_minus_bitpos): Likewise.
10152 (set_mem_alias_set): Likewise.
10153 * expr.c (store_constructor_field, store_field): Likewise.
10154 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10155 * langhooks.c (lhd_get_alias_set): Likewise.
10156 * langhooks-def.h (lhd_get_alias_set): Likewise.
10157 * reload1.c (alter_reg): Likewise.
10158 * tree-flow.h (struct fieldoff): Likewise.
10159 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10160 (may_alias_p, get_smt_for, create_sft): Likewise.
10161 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10162 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10163 (merge_smts_into): Likewise.
10164 * varasm.c (const_alias_set): Likewise.
10165 * c-common.c (strict_aliasing_warning): Likewise.
10166 (c_common_get_alias_set): Likewise.
10167 * dse.h (dse_record_singleton_alias_set): Update declaration.
10168 (dse_invalidate_singleton_alias_set): Likewise.
10169 * emit-rtl.h (set_mem_alias_set): Likewise.
10170 * c-common.h (c_common_get_alias_set): Likewise.
10171 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10172 * print-tree.c (print_node): Likewise.
10173 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10175 (alpha_setup_incoming_varargs): Use alias_set_type.
10176 * config/i386/i386.c (setup_incoming_varargs_64): Use
10178 (setup_incoming_varargs_ms_64): Likewise.
10179 (ix86_GOT_alias_set): Likewise.
10180 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10181 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10182 (set): Change to alias_set_type.
10183 (get_TOC_alias_set): Use alias_set_type.
10184 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10186 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10187 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10189 (struct_value_alias_set): Likewise.
10190 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10192 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10194 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10195 * config/vxworks.h (TARGET_VXWORKS): Override.
10196 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10197 "mips" if TARGET_VXWORKS.
10199 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10201 * calls.c (avoid_likely_spilled_reg): New function.
10202 (expand_call): Use it.
10204 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10206 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10208 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10210 * config/mips/predicates.md (const_call_insn_operand): Invoke
10211 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10213 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10216 * config/rs6000/driver-rs6000.c: Include link.h.
10217 Use ElfW instead of wordsize-specif typedef.
10219 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10221 * system.h (CONST_CAST): New.
10222 * c-decl.c (c_make_fname_decl): Use it.
10223 * c-lex.c (cb_ident, lex_string): Likewise.
10224 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10225 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10226 give_switch, set_multilib_dir): Likewise.
10227 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10228 * passes.c (execute_one_pass): Likewise.
10229 * prefix.c (update_path): Likewise.
10230 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10231 * tree.c (build_string): Likewise.
10233 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10235 * tree-flow-inline.h (is_exec_stmt): Remove.
10236 (is_label_stmt): Remove.
10237 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10240 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10242 * lower-subreg.c (resolve_shift_zext): Don't adjust
10243 src_reg_num for wordmode operands.
10245 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10246 David Ung <davidu@mips.com>
10248 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10249 (TARGET_SCHED_REORDER2): Define.
10250 (mips_maybe_swap_ready): New.
10251 (mips_last_74k_agen_insn): New.
10252 (mips_74k_agen_init): New.
10253 (mips_74k_agen_reorder): New function to group loads and stores
10254 in the ready queue.
10255 (mips_sched_init): New.
10256 (mips_sched_reorder): Don't do initialization here. Call
10257 mips_74k_agen_reorder.
10258 (mips_variable_issue): Call mips_74k_agen_init.
10260 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10262 * tree-flow-inline.h (get_filename): Remove.
10264 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10266 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10268 (mips_fetch_insns): Delete in favor of...
10269 (mips_load_store_insns): ...this new function.
10270 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10271 to say whether multiword moves _might_ be split.
10272 (mips_fetch_insns): Delete in favor of...
10273 (mips_load_store_insns): ...this new function.
10274 (mips_rtx_costs): Update the call to mips_address_insns.
10275 (mips_address_cost): Likewise.
10276 * config/mips/mips.md (length): Use mips_load_store_insns instead
10277 of mips_fetch_insns.
10278 * config/mips/constraints.md (R): Use mips_address_insns rather
10279 than mips_fetch_insns. Assume that the move never needs to be split.
10281 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10283 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10284 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10285 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10286 * config/mips/mips.h (mips16_hard_float): Delete.
10287 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10288 definitions, and replace with....
10289 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10290 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10291 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10292 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10293 (override_options): Replace MASK_SOFT_FLOAT references with
10294 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10295 and mips16_hard_float when TARGET_MIPS16.
10297 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10300 * c-typeck.c (build_binary_op): Check for non pointer types before
10301 calling int_fits_type_p.
10303 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10305 PR middle-end/32813
10306 * fold-const.c (omit_one_operand): Return only the ommitted expression
10307 if the result is an empty statement.
10308 (pedantic_omit_one_operand): Likewise.
10310 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10312 * c-typeck.c (readonly_error): Improve error for assignment.
10314 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10316 (pp_c_expression): Ditto.
10318 2007-08-09 Simon Baldwin <simonb@google.com>
10320 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10321 break that was preventing simplify_associative_operation() for xor.
10323 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10324 Nigel Stephens <nigel@mips.com>
10326 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10327 Document change in interpretation of value from boolean to
10329 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10330 ffs and ctz using clz.
10331 (expand_unop): Call them.
10332 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10334 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10335 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10336 enable the new ffs expansion on this target.
10338 2007-08-09 Jan Hubicka <jh@suse.cz>
10340 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10341 (expand_ternary_op): Likewise.
10342 (expand_vec_shift_expr): Likewise.
10343 (expand_binop_directly): Likewise.
10344 (expand_binop): Likewise.
10345 (sign_expand_binop): Likewise.
10346 (expand_twoval_unop): Likewise.
10347 (expand_twoval_binop): Likewise.
10348 (expand_twoval_binop_libfunc): Likewise.
10349 (widen_clz): Likewise.
10350 (widen_bswap): Likewise.
10351 (expand_parity): Likewise.
10352 (expand_unop): Likewise.
10353 (expand_abs_nojump): Likewise.
10354 (expand_copysign): Likewise.
10355 (emit_no_conflict_block): Likewise.
10356 (emit_libcall_block): Likewise.
10357 (can_compare_p): Likewise.
10358 (prepare_cmp_insn): Likewise.
10359 (emit_cmp_and_jump_insn_1): Likewise.
10360 (prepare_float_lib_cmp): Likewise.
10361 (emit_conditional_add): Likewise.
10362 (gen_add2_insn): Likewise.
10363 (have_add2_insn): Likewise.
10364 (gen_sub2_insn): Likewise.
10365 (have_sub2_insn): Likewise.
10366 (can_extend_p): Likewise.
10367 (can_fix_p): Likewise.
10368 (can_float_p): Likewise.
10369 (expand_float): Likewise.
10370 (expand_fix): Likewise.
10371 (expand_sfix_optab): Likewise.
10372 (new_optab): Likewise.
10373 (new_convert_optab): Likewise.
10374 (init_libfuncs): Likewise.
10375 (init_interclass_conv_libfuncs): Likewise.
10376 (init_intraclass_conv_libfuncs): Likewise.
10377 (set_conv_libfunc): Likewise.
10378 (init_optabs): Likewise.
10379 (debug_optab_libfuncs): Likewise.
10380 (gen_cond_trap): Likewise.
10381 * optabs.h (optab_handler, convert_optab_hanlder): New.
10382 * genopinit.c: Update optabs generation table.
10383 * reload.c (find_reloads_address_1): Use optabs accestors.
10384 * builtins.c (expand_builtin_mathfn): Likewise.
10385 (expand_builtin_mathfn_2): Likewise.
10386 (expand_builtin_mathfn_3): Likewise.
10387 (expand_builtin_interclass_mathfn): Likewise.
10388 (expand_builtin_sincos): Likewise.
10389 (expand_builtin_cexpi): Likewise.
10390 (expand_builtin_powi): Likewise.
10391 (expand_builtin_strlen): Likewise.
10392 * dojump.c (do_jump): Likewise.
10393 * expr.c (convert_move): Likewise.
10394 (move_by_pieces): Likewise.
10395 (move_by_pieces_ninsns): Likewise.
10396 (can_store_by_pieces): Likewise.
10397 (store_by_pieces_1): Likewise.
10398 (emit_move_via_integer): Likewise.
10399 (emit_move_complex): Likewise.
10400 (emit_move_ccmode): Likewise.
10401 (emit_move_insn_1): Likewise.
10402 (emit_single_push_insn): Likewise.
10403 (store_constructor): Likewise.
10404 (expand_expr_real_1): Likewise.
10405 (do_store_flag): Likewise.
10406 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10407 (enumerate_modes): Likewise.
10408 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10409 (supportable_widening_operation): Likewise.
10410 (supportable_narrowing_operation): Likewise.
10411 * expmed.c (store_bit_field_1): Likewise.
10412 (extract_bit_field_1): Likewise.
10413 (expand_mult_highpart_optab): Likewise.
10414 (expand_smod_pow2): Likewise.
10415 (expand_divmod): Likewise.
10416 (emit_store_flag): Likewise.
10417 * tree-vect-patterns.c
10418 (vect_pattern_recog_1): Likewise.
10419 * tree-ssa-loop-prefetch.c
10420 (nontemporal_store_p): Likewise.
10421 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10422 (vect_create_epilog_for_reduction): Likewise.
10423 (vectorizable_reduction): Likewise.
10424 (vectorizable_operation): Likewise.
10425 (vect_strided_store_supported): Likewise.
10426 (vectorizable_store): Likewise.
10427 (vect_strided_load_supported): Likewise.
10428 (vectorizable_load): Likewise.
10429 * combine.c (simplify_comparison): Likewise.
10430 * tree-vect-generic.c
10431 (type_for_widest_vector_mode): Likewise.
10432 (expand_vector_operations_1): Likewise.
10433 * config/spu/spu.c (spu_expand_mov): Likewise.
10434 (spu_emit_vector_compare): Likewise.
10435 * config/rs6000/rs6000.c
10436 (rs6000_emit_vector_compare): Likewise.
10437 * stmt.c (add_case_node): Likewise.
10438 * reload1.c (gen_reload):
10440 2007-08-09 Michael Matz <matz@suse.de>
10442 * tree.h (fixed_zerop): Declare as taking a const_tree.
10443 * tree.c (fixed_zerop): Take a const_tree.
10445 2007-08-09 Ira Rosen <irar@il.ibm.com>
10447 * tree-vect-transform.c (vectorizable_store): Remove call to
10448 copy_virtual_operands() and call mark_symbols_for_renaming() for
10449 the created vector store.
10450 (vect_setup_realignment): Don't call copy_virtual_operands() and
10451 update_vuses_to_preheader().
10452 (vectorizable_load): Don't call copy_virtual_operands().
10453 (update_vuses_to_preheader): Remove.
10455 2007-08-08 Chao-ying Fu <fu@mips.com>
10457 * tree.def (FIXED_POINT_TYPE): New type.
10458 (FIXED_CST): New constant.
10459 (FIXED_CONVERT_EXPR): New expr.
10460 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10461 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10462 * tree.h (struct tree_base): Add saturating_flag.
10463 Remove one bit of spare for saturating_flag.
10464 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10465 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10466 FIXED_POINT_TYPE_P): Define.
10467 (TYPE_SATURATING): Define.
10468 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10469 (struct tree_fixed_cst): New.
10470 (TYPE_IBIT, TYPE_FBIT): Define.
10471 (tree_node): Add fixed_cst.
10472 (enum tree_index): Add new enumeration values of
10473 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10474 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10475 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10476 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10477 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10478 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10479 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10480 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10481 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10482 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10483 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10484 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10485 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10486 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10487 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10488 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10489 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10490 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10491 (sat_short_fract_type_node, sat_fract_type_node,
10492 sat_long_fract_type_node, sat_long_long_fract_type_node,
10493 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10494 sat_unsigned_long_fract_type_node,
10495 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10496 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10497 unsigned_short_fract_type_node, unsigned_fract_type_node,
10498 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10499 sat_short_accum_type_node, sat_accum_type_node,
10500 sat_long_accum_type_node, sat_long_long_accum_type_node,
10501 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10502 sat_unsigned_long_accum_type_node,
10503 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10504 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10505 unsigned_short_accum_type_node, unsigned_accum_type_node,
10506 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10507 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10508 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10509 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10510 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10511 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10512 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10513 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10514 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10515 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10516 sat_uda_type_node, sat_uta_type_node): New macro.
10517 (make_fract_type, make_accum_type): Declare.
10518 (make_signed_fract_type, make_unsigned_fract_type,
10519 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10520 make_signed_accum_type, make_unsigned_accum_type,
10521 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10522 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10523 make_or_reuse_sat_signed_fract_type,
10524 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10525 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10526 make_or_reuse_sat_unsigned_accum_type): New macro.
10527 (fixed_zerop): Declare.
10528 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10529 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10530 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10531 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10532 * treestruct.def: Add TS_FIXED_CST.
10533 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10534 (tree.o): Likewise.
10535 (tree-dump.o): Likewise.
10536 (print-tree.o): Likewise.
10537 (tree-pretty-print.o): Likewise.
10538 (fold-const.o): Likewise.
10539 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10540 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10541 (is_gimple_min_invariant): Handle FIXED_CST.
10542 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10543 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10544 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10545 (layout_type): Handle FIXED_POINT_TYPE.
10546 (make_fract_type, make_accum_type): New functions.
10547 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10548 * tree-dump.c (fixed-value.h): New include.
10549 (dump_fixed): New function.
10550 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10551 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10552 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10553 * tree-pretty-print.c (fixed-value.h): New include.
10554 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10555 FIXED_CONVERT_EXPR.
10556 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10557 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10558 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10559 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10560 for non-saturating fixed-point types.
10561 (reassociate_bb): Likewise.
10562 * emit-rtl.c (fixed-value.h): New include.
10563 (fconst0, fconst1): New array.
10564 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10565 * tree-vect-generic.c expand_vector_operation): Support
10566 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10567 MODE_VECTOR_UACCUM.
10568 (type_for_widest_vector_mode): Add one parameter for the
10570 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10572 Pass the satp parameter to type_for_mode for fixed-point types.
10573 (expand_vector_operations_1): Pass the saturating flag to
10574 type_for_widest_vector_mode.
10575 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10576 and MODE_VECTOR_UACCUM.
10577 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10578 (vectorizable_condition): Likewise.
10579 * tree.c (fixed-value.h): New include.
10580 (tree_code_size): Support FIXED_CST.
10581 (build_fixed): New function.
10582 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10583 (fixed_zerop): New function.
10584 (tree_node_structure): Support FIXED_CST.
10585 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10586 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10587 (type_hash_eq): Handle FIXED_POINT_TYPE.
10588 (simple_cst_equal): Support FIXED_CST.
10589 (iterative_hash_expr): Handle FIXED_CST.
10590 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10591 (get_narrower): Likewise.
10592 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10593 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10594 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10595 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10597 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10598 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10599 (initializer_zerop): Support FIXED_CST.
10600 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10601 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10602 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10603 (is_base_type): Handle FIXED_POINT_TYPE.
10604 (add_type_attribute): Handle FIXED_POINT_TYPE.
10605 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10606 * print-tree.c (fixed-value.h): New include.
10607 (print_node_brief): Support FIXED_CST.
10608 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10609 * c-pretty-print.c (fixed-value.h): New include.
10610 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10611 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10612 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10613 Support fixed-point types for inner items in VECTOR_TYPE.
10614 (pp_c_direct_declarator): Likewise.
10615 (pp_c_declarator): Likewise.
10616 (pp_c_fixed_constant): New function.
10617 (pp_c_constant): Handle FIXED_CST.
10618 (pp_c_primary_expression): Likewise.
10619 (pp_c_expression): Likewise.
10620 * fold-const.c (fixed-value.h): New include.
10621 (negate_expr_p): Return true for FIXED_CST.
10622 (fold_negate_expr): Support FIXED_CST.
10623 (split_tree): Support FIXED_CST.
10624 (const_binop): Support FIXED_CST.
10625 (fold_convert_const_int_from_fixed): New function to convert from
10627 (fold_convert_const_real_from_fixed): New function to convert from
10629 (fold_convert_const_fixed_from_fixed): New function to convert from
10630 fixed to another fixed.
10631 (fold_convert_const_fixed_from_int): New function to convert from
10633 (fold_convert_const_fixed_from_real): New function to convert from
10635 (fold_convert_const): Support conversions from fixed to int, from
10636 fixed to real, from fixed to fixed, from int to fixed, and from real
10638 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10639 (operand_equal_p): Support FIXED_CST.
10640 (make_range): For fixed-point modes, we need to pass the
10641 saturating flag as the 2nd parameter.
10642 (tree_swap_operands_p): Handle FIXED_CST.
10643 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10645 (fold_unary): Support FIXED_CONVERT_EXPR.
10646 (fold_binary): Handle FIXED_CST.
10647 Make sure the type is not saturating, before associating operations.
10648 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10649 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10650 (fold_negate_const): Support FIXED_CST.
10651 (fold_relational_const): Support FIXED_CST.
10652 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10653 (gimplify_expr): Handle FIXED_CST.
10654 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10655 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10656 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10657 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10658 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10659 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10660 LONG_LONG_ACCUM_TYPE_SIZE.
10661 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10662 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10663 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10664 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10665 MODE_ACCUM, and MODE_UACCUM.
10666 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10667 fixed-point types to disable reduction.
10668 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10670 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10672 * config/rs6000/x-rs6000: New file.
10673 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10674 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10675 (EXTRA_SPEC_FUNCTIONS): Define.
10676 (HAVE_LOCAL_CPU_DETECT): Define.
10677 (CC1_CPU_SPEC): Define.
10678 * config/rs6000/driver-rs6000.c: New file.
10679 * config/rs6000/aix.h (CC1_SPEC): Define.
10680 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10681 * config.host: Add x-rs6000 to host_xmake_file if host and target
10682 are rs6000 or powerpc.
10684 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10686 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10688 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10689 Sandra Loosemore <sandra@codesourcery.com>
10690 Chao-ying Fu <fu@mips.com>
10691 Nigel Stephens <nigel@mips.com>
10692 David Ung <davidu@mips.com>
10694 * doc/invoke.texi (-mcode-readable): Document.
10695 * config/mips/mips.opt (mcode-readable): New option.
10696 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10697 * config/mips/mips.h (mips_code_readable_setting): New enum.
10698 (mips_code_readable): Declare.
10699 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10700 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10701 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10702 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10703 boiler-plate comments.
10704 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10705 * config/mips/mips.c (mips_code_readable): New variable.
10706 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10707 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10708 context and -mcode-readable setting to restrict the use of
10709 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10710 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10711 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10712 (mips_blocks_for_constant_p): Only return false for
10713 TARGET_MIPS16_PCREL_LOADS.
10714 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10715 for MIPS16. Handle SYMBOL_32_HIGH.
10716 (mips_const_insns): Allow HIGHs for MIPS16 too.
10717 (mips_unspec_address_offset): New function, split out from...
10718 (mips_unspec_address): ...here.
10719 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10720 16-bit symbolic constants. Assert approropiate conditions for
10721 using the "la" and "dla" macros.
10722 (mips_handle_option): Handle -mcode-readable=.
10723 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10724 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10725 (mips_strip_unspec_address): New function, split out from...
10726 (print_operand_reloc): ...here.
10727 (print_operand): Pass constants through mips_strip_unspec_address.
10728 (print_operand_address): Likewise.
10729 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10730 (mips_select_rtx_section): Remove MIPS16 handling.
10731 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10732 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10733 (mips16_lay_out_constants): Do nothing unless
10734 TARGET_MIPS16_PCREL_LOADS.
10735 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10736 * config/mips/mips.md: Split HIGHs for MIPS16.
10737 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10739 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10741 * config/mips/mips-protos.h (mips_emit_move): Declare.
10742 * config/mips/mips.c (mips_emit_move): New function.
10743 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10744 (mips_legitimize_const_move): Likewise.
10745 (mips_legitimize_move): Likewise.
10746 (mips_split_64bit_move): Likewise.
10747 (mips_restore_gp): Likewise.
10748 (mips_load_call_address): Likewise.
10749 (mips_emit_fcc_reload): Likewise.
10750 (mips_set_return_address): Likewise.
10751 (mips_block_move_straight): Likewise.
10752 (mips_block_move_loop): Likewise.
10753 (mips_setup_incoming_varargs): Likewise.
10754 (mips_save_reg): Likewise.
10755 (mips_expand_prologue): Likewise.
10756 (mips_restore_reg): Likewise.
10757 (mips_expand_epilogue): Likewise.
10758 (mips_output_mi_thunk): Likewise.
10759 (build_mips16_call_stub): Likewise.
10760 (mips_builtin_branch_and_move): Likewise.
10761 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10762 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10763 (fixuns_truncdfdi2): Likewise.
10764 (fixuns_truncsfsi2): Likewise.
10765 (fixuns_truncsfdi2): Likewise.
10766 (loadgp_absolute): Likewise.
10767 (builtin_setjmp_setup): Likewise.
10768 (builtin_longjmp): Likewise.
10769 (untyped_call): Likewise.
10771 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10773 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10774 an "rtx *" argument. Return a bool.
10775 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10776 values and return true if they can be split. Take the same kind of
10777 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10778 and store the lo_sum there if nonnull. Use the symbol type to
10779 determine whether a $gp or HIGH is needed.
10780 (mips_legitimize_address): Update call to mips_split_symbol and
10781 simplify accordingly.
10782 (mips_legitimize_const_move): Likewise.
10783 * config/mips/mips.md: In the combine define_split,
10784 check mips_split_symbol instead of splittable_symbolic_operand.
10785 Update use of mips_split_symbol in the generator code.
10786 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10788 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10790 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10791 (mips_symbol_insns_1): New function, split out from...
10792 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10793 and stores separately from load addresses.
10794 (mips_classify_address): Replace uses of mips_symbolic_address_p
10795 with uses of mips_symbol_insns.
10796 (mips_address_insns): Update calls to mips_symbol_insns.
10797 (mips_const_insns): Likewise.
10798 (mips_legitimize_address): Likewise.
10800 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10802 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10803 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10804 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10805 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10806 non-call contexts if TARGET_MIPS16.
10807 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10808 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10809 code for SYMBOL_ABSOLUTE.
10810 (mips_symbol_insns): Likewise.
10812 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10814 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10815 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10816 (mips_symbolic_constant_p): Likewise. Update the call to
10817 mips_classify_symbol.
10818 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10819 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10820 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10821 (print_operand_reloc): Add a context argument. Update the call to
10822 mips_symbolic_constant_p.
10823 (print_operand): Update the calls to print_operand_reloc.
10824 (print_operand_address): Use print_operand_reloc rather than
10826 (mips_rewrite_small_data_p): Add a context argument. Update the call
10827 to mips_symbolic_constant_p.
10828 (mips_small_data_pattern_1): Make DATA the containing mem.
10829 Update the call to mips_rewrite_small_data_p.
10830 (mips_rewrite_small_data_1): Likewise.
10831 (mips_use_anchors_for_symbol_p): Update the call to
10832 mips_symbolic_constant_p.
10833 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10834 (splittable_symbolic_operand): Likewise.
10835 (move_operand): Likewise.
10836 (absolute_symbolic_operand): Likewise.
10837 (got_disp_operand): Likewise.
10838 (got_page_ofst_operand): Likewise.
10840 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10842 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10843 (SYMBOL_ABSOLUTE): ...this.
10844 (SYMBOL_SMALL_DATA): Rename to...
10845 (SYMBOL_GP_RELATIVE): ...this.
10846 (SYMBOL_CONSTANT_POOL): Rename to...
10847 (SYMBOL_PC_RELATIVE): ...this.
10848 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10849 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10850 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10851 after above changes.
10852 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10853 (general_symbolic_operand): Rename to...
10854 (absolute_symbolic_operand): ...this.
10855 * config/mips/mips.md: Update after above changes.
10857 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10858 Revital Eres <eres@il.ibm.com>
10860 * ddg.c (print_ddg): Add dump information.
10861 * modulo-sched.c (print_node_sched_params): Add parameter and
10863 (calculate_maxii): Remove function.
10864 (undo_generate_reg_moves): Likewise.
10865 (undo_permute_partial_schedule): Likewise.
10866 (kernel_number_of_cycles): Likewise.
10867 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10868 (sms_schedule): Use it. Remove profitability checks.
10869 (sms_schedule_by_order): Fix order of nodes within the cycle.
10871 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10873 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10874 -profile option, add pie support.
10875 (ENDFILE_SPEC): New spec.
10876 * config/gnu.h (LIB_SPEC): Add -profile option.
10878 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10880 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10881 * config/gnu.h (LIB_SPEC): Likewise.
10883 2007-08-07 Yaz Saito <saito@google.com>
10884 Ian Lance Taylor <iant@google.com>
10886 * common.opt (finstrument-functions-exclude-function-list): New
10888 (finstrument-functions-exclude-file-list): New option.
10889 * opts.c (char_p): Define and DEF_VEC.
10890 (flag_instrument_functions_exclude_functions): New static
10892 (flag_instrument_functions_exclude_files): New static variable.
10893 (add_instrument_functions_exclude_list): New static function.
10894 (flag_instrument_functions_exclude_p): New function.
10895 (common_handle_option): Handle new options.
10896 * flags.h (flag_instrument_functions_exclude_p): Declare.
10897 * gimplify.c (gimplify_function_tree): Call
10898 flag_instrument_functions_exclude_p.
10899 * doc/invoke.texi (Option Summary): Mention new options.
10900 (Code Gen Options): Document new options.
10902 2007-08-07 Ian Lance Taylor <iant@google.com>
10904 PR rtl-optimization/32776
10905 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10906 (resolve_use): Likewise.
10907 (decompose_multiword_subregs): Remove "changed" local variable.
10909 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10911 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10912 * configure: Regenerate.
10913 * config.in: Regenerate.
10914 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10917 2007-08-07 Ian Lance Taylor <iant@google.com>
10919 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10920 note, just delete the insn.
10922 2007-08-07 Andreas Schwab <schwab@suse.de>
10925 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10928 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10930 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10931 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10932 (decompose_multiword_subregs): Use the functions above to decompose
10933 multiword shifts and zero-extends.
10935 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10937 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10938 "assemble" descriptions which were swapped.
10940 2007-08-06 Chao-ying Fu <fu@mips.com>
10942 * fixed-value.h: New file.
10943 * fixed-value.c: New file.
10944 * Makefile.in (OBJS-common): Add fixed-value.o.
10945 (fixed-value.o): New rule.
10946 (GTFILES): Add fixed-value.h.
10947 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10948 to compare a.low and b.low.
10949 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10951 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10952 Daniel Jacobowitz <dan@codesourcery.com>
10955 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10957 (x86_64-*-netbsd*): Likewise.
10958 (x86_64-*-linux*): Likewise.
10959 (x86_64-*-kfreebsd*-gnu): Likewise.
10960 (x86_64-*-knetbsd*-gnu): Likewise.
10961 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10963 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10965 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10966 Add -fno-asynchronous-unwind-tables.
10968 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10969 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10970 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10971 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10972 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10974 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10976 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10977 (TARGET_C_MODE_FOR_SUFFIX): New.
10979 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10981 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10983 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10985 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10987 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10989 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10990 before checking function returns in conditional expressions.
10992 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10995 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10997 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10999 PR middle-end/32988
11000 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11001 for INTEGRAL_TYPE_P.
11003 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11005 * configure.ac: Remove --enable-checking=df from default settings.
11006 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11007 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11008 if the parameter is true.
11009 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11010 DF_VERIFY_SCHEDULED flag is true.
11011 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11012 (df_finish_pass): Adjust prototype.
11013 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11016 * see.c (pass_see): Add TODO_df_verify.
11017 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11018 * global.c (rest_of_handle_global_alloc): Schedule verification
11020 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11022 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11023 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11024 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11026 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11027 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11028 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11030 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11031 Revital Eres <eres@il.ibm.com>
11033 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11035 * ddg.c (create_ddg_dependence): Rename to...
11036 (create_ddg_dep_from_intra_loop_link): This. Do not check
11037 for interloop edges. Do not create anti dependence edge when
11038 a true dependence edge exists in the opposite direction and
11039 -fmodulo-sched-allow-regmoves is set.
11040 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11041 (add_cross_iteration_register_deps): Create anti dependence edge
11042 when -fno-modulo-sched-allow-regmoves is set.
11043 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11045 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11047 * config/arm/arm.md (movsi): Add braces.
11049 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11051 PR middle-end/32780
11052 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11053 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11056 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11058 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11059 state accessor functions.
11060 * cfgloopmanip.c (remove_path, create_preheaders,
11061 force_single_succ_latches, fix_loop_structure): Ditto.
11062 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11063 tree_duplicate_loop_to_header_edge): Ditto.
11064 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11065 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11067 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11068 cleanup_tree_cfg): Ditto.
11069 * tree-cfg.c (tree_merge_blocks): Ditto.
11070 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11071 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11072 loop_preheader_edge, single_exit): Ditto.
11073 (flow_loops_find): Do not clear loops->state.
11074 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11075 loops_state_clear): New functions.
11077 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11079 PR middle-end/32399
11080 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11081 when adding to the base and convert ELT to sizetype instead of type.
11083 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11085 PR middle-end/32304
11086 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11087 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11089 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11091 PR middle-end/32935
11092 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11093 correct type the negate expression.
11095 2007-08-03 Jan Hubicka <jh@suse.cz>
11097 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11100 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11102 * config/rs6000/rs6000.c (struct processor_cost): Change
11103 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11104 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11106 (rios1_costs, rios2_cost): Correct cache line size.
11107 (rs6000_override_options): Set l2-cache-size parameter.
11109 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11110 Diego Novillo <dnovillo@google.com>
11113 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11114 if the range includes 0.
11116 2007-08-03 Ben Elliston <bje@au.ibm.com>
11118 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11119 mode to unspec expressions to silence a warning from the generator
11122 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11124 * config/ia64/constraints.md ("U"): Make constraint vector only.
11126 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11128 PR middle-end/25446
11129 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11130 always_inline attribute on the function decl.
11132 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11134 PR middle-end/25445
11135 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11136 if we are compiling with -fPIC.
11138 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11139 Nigel Stephens <nigel@mips.com>
11141 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11142 Define for MIPS32 and MIPS64.
11144 2007-08-02 Nick Clifton <nickc@redhat.com>
11146 * config/host-hpux.c: Change copyright header to refer to version
11147 3 of the GNU General Public License and to point readers at the
11148 COPYING3 file and the FSF's license web page.
11149 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11150 config/alpha/linux.h, config/alpha/alpha.opt,
11151 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11152 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11153 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11154 config/alpha/alpha.h, config/alpha/sync.md,
11155 config/alpha/openbsd.h, config/alpha/alpha.md,
11156 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11157 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11158 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11159 config/alpha/constraints.md, config/alpha/osf.h,
11160 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11161 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11162 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11163 config/frv/frv-asm.h, config/frv/frv-protos.h,
11164 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11165 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11166 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11167 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11168 config/s390/s390.opt, config/s390/s390-modes.def,
11169 config/s390/fixdfdi.h, config/s390/constraints.md,
11170 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11171 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11172 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11173 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11174 config/m32c/prologue.md, config/m32c/m32c.abi,
11175 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11176 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11177 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11178 config/m32c/jump.md, config/m32c/shift.md,
11179 config/m32c/m32c-protos.h, config/libgloss.h,
11180 config/spu/spu-protos.h, config/spu/predicates.md,
11181 config/spu/spu-builtins.h, config/spu/spu.c,
11182 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11183 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11184 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11185 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11186 config/sparc/hypersparc.md, config/sparc/predicates.md,
11187 config/sparc/linux.h, config/sparc/sp64-elf.h,
11188 config/sparc/supersparc.md, config/sparc/cypress.md,
11189 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11190 config/sparc/niagara.md, config/sparc/sparc.md,
11191 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11192 config/sparc/sparc.opt, config/sparc/sync.md,
11193 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11194 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11195 config/sparc/sparc.c, config/sparc/little-endian.opt,
11196 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11197 config/sparc/linux64.h, config/sparc/freebsd.h,
11198 config/sparc/sol2.h, config/sparc/rtemself.h,
11199 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11200 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11201 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11202 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11203 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11204 config/m32r/linux.h, config/m32r/constraints.md,
11205 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11206 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11207 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11208 config/i386/i386.md, config/i386/netware-crt0.c,
11209 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11210 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11211 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11212 config/i386/sol2.h, config/i386/constraints.md,
11213 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11214 config/i386/predicates.md, config/i386/geode.md,
11215 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11216 config/i386/freebsd64.h, config/i386/vxworksae.h,
11217 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11218 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11219 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11220 config/i386/netware.h, config/i386/i386-modes.def,
11221 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11222 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11223 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11224 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11225 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11226 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11227 config/i386/xm-mingw32.h, config/i386/linux64.h,
11228 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11229 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11230 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11231 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11232 config/i386/cygwin2.c, config/i386/i386-protos.h,
11233 config/i386/sync.md, config/i386/openbsd.h,
11234 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11235 config/i386/nto.h, config/i386/biarch64.h,
11236 config/i386/i386-coff.h, config/i386/freebsd.h,
11237 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11238 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11239 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11240 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11241 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11242 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11243 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11244 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11245 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11246 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11247 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11248 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11249 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11250 config/sh/superh64.h, config/sh/rtemself.h,
11251 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11252 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11253 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11254 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11255 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11256 config/avr/predicates.md, config/avr/constraints.md,
11257 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11258 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11259 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11260 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11261 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11262 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11263 config/c4x/predicates.md, config/c4x/c4x.h,
11264 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11265 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11266 config/xtensa/linux.h, config/xtensa/xtensa.h,
11267 config/xtensa/elf.h, config/xtensa/xtensa.md,
11268 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11269 config/xtensa/xtensa-protos.h, config/dbx.h,
11270 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11271 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11272 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11273 config/host-solaris.c, config/fr30/fr30.h,
11274 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11275 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11276 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11277 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11278 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11279 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11280 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11281 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11282 config/cris/predicates.md, config/cris/linux.h,
11283 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11284 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11285 config/cris/aout.opt, config/cris/cris-protos.h,
11286 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11287 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11288 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11289 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11290 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11291 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11292 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11293 config/chorus.h, config/mn10300/mn10300.c,
11294 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11295 config/mn10300/mn10300.h, config/mn10300/linux.h,
11296 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11297 config/mn10300/mn10300.md, config/ia64/predicates.md,
11298 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11299 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11300 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11301 config/ia64/freebsd.h, config/ia64/ia64.md,
11302 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11303 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11304 config/gofast.h, config/rtems.h, config/sol2-10.h,
11305 config/m68k/predicates.md, config/m68k/m68k.md,
11306 config/m68k/linux.h, config/m68k/m68k-modes.def,
11307 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11308 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11309 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11310 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11311 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11312 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11313 config/m68k/constraints.md, config/m68k/rtemself.h,
11314 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11315 config/m68k/uclinux.h, config/rs6000/power4.md,
11316 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11317 config/rs6000/linux.h, config/rs6000/eabi.h,
11318 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11319 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11320 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11321 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11322 config/rs6000/windiss.h, config/rs6000/603.md,
11323 config/rs6000/aix41.h, config/rs6000/cell.md,
11324 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11325 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11326 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11327 config/rs6000/default64.h, config/rs6000/7xx.md,
11328 config/rs6000/darwin.opt, config/rs6000/spe.md,
11329 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11330 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11331 config/rs6000/7450.md, config/rs6000/linux64.h,
11332 config/rs6000/constraints.md, config/rs6000/440.md,
11333 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11334 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11335 config/rs6000/rs6000.h, config/rs6000/power6.md,
11336 config/rs6000/predicates.md, config/rs6000/altivec.md,
11337 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11338 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11339 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11340 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11341 config/rs6000/linux64.opt, config/rs6000/sync.md,
11342 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11343 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11344 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11345 config/rs6000/eabispe.h, config/rs6000/e500.h,
11346 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11347 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11348 config/rs6000/aix.h, config/rs6000/vxworks.h,
11349 config/rs6000/40x.md, config/rs6000/aix51.h,
11350 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11351 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11352 config/arc/arc.h, config/mcore/mcore-elf.h,
11353 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11354 config/mcore/mcore.md, config/mcore/mcore.c,
11355 config/mcore/mcore.opt, config/mcore/mcore.h,
11356 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11357 config/score/predicates.md, config/score/score-version.h,
11358 config/score/score-protos.h, config/score/misc.md,
11359 config/score/elf.h, config/score/score.c, config/score/mac.md,
11360 config/score/score7.md, config/score/score.h,
11361 config/score/score-conv.h, config/score/score-mdaux.c,
11362 config/score/score.md, config/score/score.opt,
11363 config/score/score-modes.def, config/score/score-mdaux.h,
11364 config/score/mul-div.S, config/arm/uclinux-elf.h,
11365 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11366 config/arm/symbian.h, config/arm/linux-elf.h,
11367 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11368 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11369 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11370 config/arm/strongarm-pe.h, config/arm/arm.h,
11371 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11372 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11373 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11374 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11375 config/arm/arm-cores.def, config/arm/arm-protos.h,
11376 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11377 config/arm/wince-pe.h, config/arm/neon.md,
11378 config/arm/constraints.md, config/arm/neon.ml,
11379 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11380 config/arm/arm.opt, config/arm/arm926ejs.md,
11381 config/arm/predicates.md, config/arm/iwmmxt.md,
11382 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11383 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11384 config/arm/neon-testgen.ml, config/arm/arm.md,
11385 config/arm/xscale-coff.h, config/arm/pe.c,
11386 config/arm/arm-generic.md, config/arm/pe.h,
11387 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11388 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11389 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11390 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11391 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11392 config/pa/predicates.md, config/pa/pa64-hpux.h,
11393 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11394 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11395 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11396 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11397 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11398 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11399 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11400 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11401 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11402 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11403 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11404 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11405 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11406 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11407 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11408 config/mips/linux64.h, config/mips/elforion.h,
11409 config/mips/constraints.md, config/mips/generic.md,
11410 config/mips/predicates.md, config/mips/4300.md,
11411 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11412 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11413 config/mips/5k.md, config/mips/vr4120-div.S,
11414 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11415 config/mips/mips-protos.h, config/mips/6000.md,
11416 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11417 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11418 config/mips/mips-modes.def, config/mips/vr.h,
11419 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11420 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11421 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11422 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11423 config/vax/openbsd1.h, config/vax/netbsd.h,
11424 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11425 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11426 config/h8300/rtems.h, config/h8300/predicates.md,
11427 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11428 config/h8300/h8300.md, config/h8300/h8300.opt,
11429 config/h8300/coff.h, config/h8300/h8300-protos.h,
11430 config/v850/v850.md, config/v850/predicates.md,
11431 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11432 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11433 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11434 config/mmix/mmix.h, config/mmix/predicates.md,
11435 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11436 config/mmix/mmix.c, config/mmix/mmix.opt,
11437 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11438 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11439 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11440 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11443 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11445 * emit-rtl.c (reset_used_decls): Rename to...
11446 (set_used_decls): ...this. Set the used flag rather than clearing it.
11447 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11448 DECL_RTLs rather than resetting them.
11450 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11452 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11454 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11456 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11457 argument to find_reloads_address.
11459 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11461 PR tree-optimization/32919
11462 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11463 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11464 (coalesce_ssa_name): Call it.
11466 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11467 David Ung <davidu@mips.com>
11469 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11470 (__mips16_unorddf2, __mips16_floatunsidf): New.
11471 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11473 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11475 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11477 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11478 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11479 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11480 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11481 * omp-low.c (get_ws_args_for, determine_parallel_type,
11482 expand_omp_for_generic, expand_omp_for_static_nochunk,
11483 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11484 Work with more precise CFG.
11485 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11486 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11488 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11489 * gimple-low.c (lower_stmt): Ditto.
11490 * tree-inline.c (estimate_num_insns_1): Ditto.
11491 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11492 (OMP_SECTIONS_SWITCH): New.
11493 * tree-cfgcleanup.c (cleanup_omp_return): New.
11494 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11495 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11496 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11497 (tree_redirect_edge_and_branch): Handle omp constructs.
11499 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11500 with three arguments.
11502 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11504 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11505 in loop closed ssa.
11507 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11509 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11510 the loop structures may need fixing.
11511 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11513 (cleanup_tree_cfg_loop): Removed.
11514 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11515 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11516 instead of running cleanup_tree_cfg_loop.
11517 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11518 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11519 (tree_predictive_commoning): Declaration changed.
11520 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11522 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11524 * doc/invoke.texi (l1-cache-size): Update documentation.
11525 (l2-cache-size): Document.
11526 * params.h (L2_CACHE_SIZE): New macro.
11527 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11528 that L1_CACHE_SIZE is in kB now.
11529 (L2_CACHE_SIZE_BYTES): New macro.
11530 (tree_ssa_prefetch_arrays): Show size in kB.
11531 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11532 and l2_cache_size fields.
11533 * config/i386/driver-i386.c (describe_cache): Detect cache size
11535 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11536 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11537 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11538 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11539 (override_options): Set l1-cache-size and l2-cache-size to default
11540 values if not specified otherwise.
11541 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11542 (PARAM_L2_CACHE_SIZE): New.
11544 2007-08-01 Nigel Stephens <nigel@mips.com>
11545 David Ung <davidu@mips.com>
11546 Thiemo Seufer <ths@mips.com>
11547 Chris Dearman <chris@mips.com>
11548 Richard Sandiford <richard@codesourcery.com>
11550 * config.gcc (mips*-sde-elf*): New stanza.
11551 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11552 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11553 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11554 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11555 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11556 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11558 * config/mips/sde.h: New file.
11559 * config/mips/t-libgcc-mips16: Likewise.
11560 * config/mips/t-sde: Likewise.
11561 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11562 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11563 _MIPS_FPSET and _MIPS_SZINT.
11564 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11565 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11566 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11567 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11568 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11569 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11570 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11571 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11572 _MIPS_SZPTR and _MIPS_FPSET.
11573 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11574 architecture is specified.
11575 (MIPS_32BIT_OPTION_SPEC): New macro.
11577 2007-07-31 Dan Hipschman <dsh@google.com>
11579 * gcc.c (end_going_arg): New function.
11580 (do_spec_2): Use it.
11581 (do_spec_1): Use it.
11583 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11585 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11586 only if ENABLE_CHECKING is defined.
11588 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11590 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11591 df_ru_add_problem, df_ru_get_bb_info): Removed.
11592 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11593 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11594 df_ru_free_bb_info, df_ru_alloc,
11595 df_ru_bb_local_compute_process_def,
11596 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11597 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11598 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11599 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11600 df_ru_add_problem): Removed.
11602 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11605 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11606 (casesi32p, casesi64p): Likewise.
11607 (casesi): Adjust for above.
11609 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11611 * mode-switching.c (create_pre_exit): Don't search past calls.
11613 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11615 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11617 2007-07-31 Revital Eres <eres@il.ibm.com>
11619 * ddg.c (add_deps_for_def): Rename to...
11620 (add_cross_iteration_register_deps): This. Change implementation
11621 to use only reaching def and def-use chains to construct the
11622 inter loop dependencies.
11623 (add_deps_for_use): Remove function.
11624 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11625 function to build the inter loop dependencies.
11626 * modulo-sched.c (sms_schedule): Build only
11627 reaching def and def-use chains for the propose of the ddg
11630 2007-07-31 Julian Brown <julian@codesourcery.com>
11632 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11633 New define_insns. Use correct RTL.
11634 (vec_set<mode>): Write as expander.
11636 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11638 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11639 to an unallocated space.
11641 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11644 (split_constant_offset): Enable split_constant_offset to extract
11645 constants from other statements.
11646 * tree-vect-transform.c
11647 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11648 to a temp var. Force base_offset to be simple.
11650 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11652 * df-scan.c (df_scan_verify): Remove artificial limit on
11653 the number of blocks for verification.
11654 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11655 df_simulate_defs): Avoid unnecessary insn checking for defs.
11657 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11659 * config/m68k/lb1sf68.asm (FUNC): New macro.
11660 (__mulsi3): Use it.
11661 (__udivsi3): Likewise.
11662 (__divsi3): Likewise.
11663 (__umodsi3): Likewise.
11664 (__modsi3): Likewise.
11665 (__subdf3): Likewise.
11666 (__adddf3): Likewise.
11667 (__muldf3): Likewise.
11668 (__divdf3): Likewise.
11669 (__negdf2): Likewise.
11670 (__cmpdf2): Likewise.
11671 (__subsf3): Likewise.
11672 (__addsf3): Likewise.
11673 (__mulsf3): Likewise.
11674 (__divsf3): Likewise.
11675 (__negsf2): Likewise.
11676 (__cmpsf2): Likewise.
11677 (__eqdf2): Likewise.
11678 (__nedf2): Likewise.
11679 (__gtdf2): Likewise.
11680 (__gedf2): Likewise.
11681 (__ltdf2): Likewise.
11682 (__ledf2): Likewise.
11683 (__eqsf2): Likewise.
11684 (__nesf2): Likewise.
11685 (__gtsf2): Likewise.
11686 (__gesf2): Likewise.
11687 (__ltsf2): Likewise.
11688 (__lesf2): Likewise.
11690 2007-07-30 Ollie Wild <aaw@google.com>
11692 * c-ppoutput.c (print_lines_directives_only): New function.
11693 (scan_translation_unit_directives_only): New function.
11694 (preprocess_file): Add call to scan_translation_unit_directives_only.
11695 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11696 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11697 -fdirectives-only. Add errors for -fdirectives-only conflict with
11698 -Wunused-macros and -traditional.
11699 (finish_options): Add builtin macro initialization for
11700 -fdirectives-only + -fpreprocessed.
11701 * c.opt (fdirectives-only): New.
11702 * doc/cppopts.texi (fdirectives-only): New.
11704 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11706 * alias.c (record_set, memory_modified_1): Constify.
11707 * bt-load.c (note_btr_set): Likewise.
11708 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11709 * combine.c (set_nonzero_bits_and_sign_copies,
11710 expand_field_assignment, record_dead_and_set_regs_1,
11711 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11712 likely_spilled_retval_1): Likewise.
11713 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11714 frv_io_handle_set): Likewise.
11715 * config/mips/mips.c (mips_sim_record_set,
11716 vr4130_true_reg_dependence_p_1): Likewise.
11717 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11718 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11719 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11720 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11721 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11722 * ddg.c (mark_mem_store): Likewise.
11723 * df-problems.c (df_urec_mark_reg_change): Likewise.
11724 * function.c (update_epilogue_consts): Likewise.
11725 * gcse.c (record_set_info, record_last_set_info,
11726 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11727 reg_clear_last_set): Likewise.
11728 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11730 * jump.c (reversed_comparison_code_parts): Likewise.
11731 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11732 reg_is_set): Likewise.
11733 * loop-iv.c (mark_altered): Likewise.
11734 * mode-switching.c (reg_becomes_live): Likewise.
11735 * optabs.c (no_conflict_move_test): Likewise.
11736 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11738 * postreload.c (reload_combine_note_store, move2add_note_store):
11740 * regmove.c (flags_set_1): Likewise.
11741 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11743 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11745 * resource.c (update_live_status): Likewise.
11746 * rtl.h (set_of, note_stores): Likewise.
11747 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11748 note_stores, parms_set): Likewise.
11749 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11750 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11752 * var-tracking.c (count_stores, add_stores): Likewise.
11754 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11756 * alias.c (mems_in_disjoint_alias_sets_p,
11757 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11758 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11759 write_dependence_p, mems_in_disjoint_alias_sets_p,
11760 read_dependence, true_dependence, canon_true_dependence,
11761 anti_dependence, output_dependence): Constify.
11762 * combine.c (extended_count): Likewise.
11763 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11764 * cselib.c (get_value_hash, references_value_p,
11765 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11766 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11767 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11768 * function.c (contains, prologue_epilogue_contains,
11769 sibcall_epilogue_contains): Likewise.
11770 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11771 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11772 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11773 reg_or_subregno): Likewise.
11774 * recog.c (asm_noperands): Likewise.
11775 * reload1.c (function_invariant_p): Likewise.
11776 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11777 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11778 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11779 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11780 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11781 extended_count, prologue_epilogue_contains,
11782 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11783 canon_true_dependence, read_dependence, anti_dependence,
11784 output_dependence): Likewise.
11785 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11787 2007-07-30 Julian Brown <julian@codesourcery.com>
11789 * config/arm/neon.md (V_ext): New mode attribute.
11790 (neon_vget_lane<mode>): Replace with define_expand.
11791 (neon_vget_lane<mode>_sext_internal)
11792 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11793 and quad precision vectors.
11794 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11795 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11796 have typeless 32-bit result.
11798 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11801 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11803 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11804 use sizetype for rest.
11805 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11806 (aff_combination_convert): Don't convert rest for pointer types.
11808 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11810 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11812 * tree-ssa-alias.c: Add alloc-pool.h.
11813 (init_alias_info): Free alias_bitmap_obstack.
11814 (delete_alias_info): Call delete_mem_ref_stats.
11815 (get_mem_sym_stats_for): Use alloc_pool.
11816 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11817 (delete_mem_sym_stats): Removed.
11819 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11821 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11822 functions cannot be represented as classical distance vectors.
11824 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11826 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11827 * builtins.c (validate_arg, builtin_mathfn_code,
11828 validate_arglist): Likewise.
11829 * calls.c (call_expr_flags): Likewise.
11830 * combine.c (reg_nonzero_bits_for_combine,
11831 reg_num_sign_bit_copies_for_combine, get_last_value,
11832 reg_truncated_to_mode): Likewise.
11833 * emit-rtl.c (subreg_lowpart_p): Likewise.
11834 * expr.c (highest_pow2_factor_for_target,
11835 categorize_ctor_elements_1, categorize_ctor_elements,
11836 count_type_elements, contains_packed_reference,
11837 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11838 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11839 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11840 native_encode_int, native_encode_real, native_encode_complex,
11841 native_encode_vector, native_encode_expr, native_interpret_int,
11842 native_interpret_real, native_interpret_complex,
11843 native_interpret_vector, native_interpret_expr): Likewise.
11844 * function.c (use_register_for_decl): Likewise.
11845 * gimplify.c (get_name): Likewise.
11846 * langhooks-def.h (lhd_return_null_const_tree): New.
11847 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11848 * langhooks.c (lhd_return_null_const_tree): New.
11849 * langhooks.h (lang_get_callee_fndecl): Constify.
11850 * output.h (constructor_static_from_elts_p): Likewise.
11851 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11852 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11853 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11854 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11855 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11856 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11857 * rtlhooks-def.h (reg_nonzero_bits_general,
11858 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11860 * rtlhooks.c (reg_num_sign_bit_copies_general,
11861 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11863 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11864 * stor-layout.c (mode_for_size_tree): Likewise.
11865 * tree-ssa-loop-im.c (memref_eq): Likewise.
11866 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11867 * tree.c (contains_placeholder_p, type_list_equal,
11868 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11870 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11871 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11872 contains_placeholder_p, contains_packed_reference,
11873 get_callee_fndecl, operand_equal_for_phi_arg_p,
11874 warn_if_unused_value, is_body_block, native_encode_expr,
11875 native_interpret_expr, fold_convertible_p, operand_equal_p,
11876 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11877 validate_arglist, simple_cst_equal, type_list_equal,
11878 use_register_for_decl, call_expr_flags, get_name,
11879 highest_pow2_factor): Likewise.
11880 (const_call_expr_arg_iterator_d,
11881 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11882 first_const_call_expr_arg, more_const_call_expr_args_p,
11883 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11884 * varasm.c (constructor_static_from_elts_p): Constify.
11886 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11888 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11889 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11890 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11891 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11892 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11893 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11894 spelling conventions.
11895 * doc/invoke.texi: Follow spelling conventions.
11897 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11898 Revital Eres <eres@il.ibm.com>
11900 * modulo-sched.c (sms_schedule): Avoid loops which includes
11901 auto-increment instructions.
11903 2007-07-28 Richard Guenther <rguenther@suse.de>
11905 PR middle-end/32920
11906 * fold-const.c (fold_cond_expr_with_comparison): Convert
11907 operand zero of MIN/MAX_EXPR to correct type.
11909 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11911 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11912 flags_from_decl_or_type): Constify.
11913 * gcc.c (do_spec_1): Likewise.
11914 * print-tree.c (dump_addr, print_node_brief): Likewise.
11915 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11916 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11917 tree_purge_all_dead_eh_edges): Likewise.
11918 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11919 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11921 * tree.c (expr_location, expr_has_location, expr_locus,
11922 expr_filename, expr_lineno, get_inner_array_type,
11923 fields_compatible_p): Likewise.
11924 * tree.h (get_inner_array_type, fields_compatible_p,
11925 expr_location, expr_has_location, expr_locus, expr_filename,
11926 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11927 setjmp_call_p, alloca_call_p): Likewise.
11929 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11931 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11932 TV_FLOW_INSENSITIVE.
11934 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11936 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11937 (compute_flow_insensitive_aliasing): Ditto for
11938 TV_FLOW_INSENSITIVE.
11940 2007-07-27 Jan Hubicka <jh@suse.cz>
11942 * config/i386/i386.c (register_move_cost): Remove accidentally
11943 comitted #if 0 block.
11945 * attribs.c: Include hashtab.h
11946 (attribute_hash): New.
11947 (substring): New structure.
11948 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11950 (init_attributes): Initialize attribute hash.
11951 (decl_attributes): Use attribute hash.
11952 * Makefile.in (attribs.c): Depend on hashtab.h.
11954 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11956 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11958 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11960 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11961 __mips_dspr2 and __mips_dsp_rev macros.
11962 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11964 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11966 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11968 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11970 PR middle-end/32749
11972 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11973 and the updating of the live and do_not_gen sets.
11974 (df_note_bb_compute): Added updating of live and do_not_gen sets
11975 for regular defs so that the case of clobber inside conditional
11976 call is processed correctly.
11978 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11980 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11981 operands with compatible type.
11983 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11985 * expr.h (store_bit_field): Don't return a value.
11986 * expmed.c (check_predicate_volatile_ok): New function.
11987 (store_bit_field_1): New function, extracted from store_bit_field.
11988 Take a fallback_p argument and return true if the operation succeeded.
11989 Only use store_fixed_bit_field if fallback_p. Don't recompute
11990 mode_for_extraction; use op_mode instead. Try forcing memories
11991 into registers if the insv expander fails.
11992 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11993 Don't return a value.
11994 (convert_extracted_bit_field): New function, extracted from
11996 (extract_bit_field_1): Likewise. Take a fallback_p argument
11997 and return NULL if the operation succeeded. Only use
11998 extract_fixed_bit_field if fallback_p. Only calculate one
11999 extraction mode. Combine code for extv and extzv. Try forcing
12000 memories into registers if the ext(z)v expander fails.
12001 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12003 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12005 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12007 (df_ref): Likewise. Put regno with other integer fields.
12009 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12011 * df.h (df_mw_hardreg): Remove "loc" field.
12012 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12014 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12015 split out from df_set_unused_notes_for_mw. Return false for
12016 partial references. Assert that mw_reg is a REG when returning true.
12017 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12018 (df_whole_mw_reg_dead_p): New function, split out from
12019 df_set_dead_notes_for_mw. Return false for partial references.
12020 Assert that mw_reg is a REG when returning true.
12021 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12022 Remove redundant bitmap check.
12024 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12026 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12027 ($(T)crtend.o): Likwise.
12028 ($(T)crtbeginS.o): Likwise.
12029 ($(T)crtendS.o): Likwise.
12030 ($(T)crtfastmath.o): Likwise.
12032 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12034 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12035 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12036 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12037 and x_n_bbs_in_dom_tree fields.
12039 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12041 PR tree-optimization/32087
12042 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12043 Do not call scale_bbs_frequencies_int with prob of zero.
12045 2007-07-26 Julian Brown <julian@codesourcery.com>
12047 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12048 (neon_element_bits): Add prototypes.
12049 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12050 (neon_const_bounds, neon_element_bits): New functions.
12051 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12052 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12053 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12054 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12055 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12056 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12057 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12058 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12059 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12060 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12061 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12062 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12063 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12065 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12067 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12068 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12070 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12071 Julian Brown <julian@codesourcery.com>
12073 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12074 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12075 * config/arm/cortex-a8.md: New.
12076 * config/arm/cortex-a8-neon.md: New.
12077 * config/arm/neon-schedgen.ml: New.
12078 * config/arm/neon.md (vqh_mnem): New.
12080 (Is_float_mode): New.
12081 (Scalar_mul_8_16): New.
12083 (V_mode_nunits): New.
12084 (All instruction patterns): Annotate with neon_type attribute
12086 * config/arm/arm.md: Include cortex-a8.md.
12087 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12089 Annotate instruction patterns accordingly.
12090 (generic_sched): Do not use generic scheduling for Cortex-A8.
12091 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12093 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12095 * fold-const.c (fold_read_from_constant_string): Use
12096 build_int_cst_type.
12097 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12099 2007-07-26 Nick Clifton <nickc@redhat.com>
12101 * tree-ssa-operands.h: Change copyright header to refer to version
12102 3 of the GNU General Public License and to point readers at the
12103 COPYING3 file and the FSF's license web page.
12104 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12105 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12106 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12107 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12108 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12109 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12110 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12111 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12112 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12113 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12114 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12115 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12116 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12117 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12118 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12119 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12120 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12121 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12122 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12123 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12124 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12125 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12126 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12127 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12128 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12129 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12130 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12131 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12132 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12133 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12134 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12135 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12136 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12137 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12138 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12139 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12140 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12141 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12142 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12143 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12144 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12145 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12146 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12147 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12148 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12149 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12150 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12151 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12152 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12153 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12154 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12155 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12156 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12157 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12158 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12159 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12160 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12161 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12162 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12163 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12164 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12165 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12166 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12167 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12168 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12169 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12170 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12171 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12172 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12173 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12174 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12175 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12176 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12177 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12178 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12179 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12180 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12181 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12182 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12183 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12184 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12185 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12186 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12187 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12188 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12189 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12190 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12191 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12192 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12193 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12194 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12195 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12196 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12197 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12198 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12199 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12200 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12201 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12202 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12203 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12204 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12205 convert.c, convert.h, langhooks-def.h, reload1.c,
12206 tree-ssa-operands.c: Likewise.
12208 2007-07-26 Jan Hubicka <jh@suse.cz>
12210 * tree-ssa-live.c: Include debug.h and flags.h.
12211 (mark_scope_block_unused): New function.
12212 (remove_unused_scope_block_p): New function.
12213 (remove_unused_locals): Remove unused blocks too.
12215 2007-07-25 Ian Lance Taylor <iant@google.com>
12217 * combine.c (combine_max_regno): Remove. Remove all uses.
12218 (struct reg_stat_struct): Rename from struct reg_stat.
12219 (reg_stat_type): Define, and declare VECs.
12220 (reg_stat): Change from pointer to VEC. Change all uses.
12221 (combine_split_insns): New static function.
12222 (try_combine, find_split_point): Call it instead of split_insns.
12224 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12226 * cfghooks.c (split_block): Fix the information about loop latch.
12228 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12230 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12232 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12234 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12235 Scan the new edge for loop exit info.
12237 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12239 * config/darwin.c: Include debug.h.
12241 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12244 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12246 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12248 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12249 (HARD_REGNO_MODE_OK): Ditto.
12250 (MODES_TIEABLE_P): Ditto.
12251 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12252 (CLASS_MAX_NREGS): Ditto.
12253 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12254 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12255 (divdf3_internal_thr): Removed.
12256 * config/ia64/div.md: New file.
12257 * config/ia64/constraints.md: Add H constraint.
12259 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12261 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12262 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12263 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12264 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12265 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12266 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12267 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12268 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12269 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12270 dump_sbitmap_file, debug_sbitmap, popcount_table,
12271 sbitmap_popcount): Constify.
12272 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12273 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12274 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12275 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12276 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12277 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12278 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12279 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12280 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12281 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12282 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12284 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12286 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12287 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12288 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12289 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12290 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12291 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12292 bitmap_intersect_p, bitmap_intersect_compl_p,
12293 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12294 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12296 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12297 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12298 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12299 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12300 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12301 debug_bitmap, debug_bitmap_file, bitmap_print,
12302 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12303 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12305 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12307 * config/darwin.c (darwin_override_options): Additional fix for
12308 debug info formats that don't support var tracking.
12310 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12312 * cselib.c (entry_and_rtx_equal_p): Constify.
12313 * gengtype.c (output_mangled_typename, write_types, write_local):
12315 * gengtype.h (const_type_p): New.
12316 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12318 * tlink.c (scan_linker_output): De-constify.
12319 * tree-ssa-loop-im.c (memref_eq): Constify.
12320 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12321 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12323 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12325 * c-common.c (fname_as_string, c_type_hash): Constify.
12326 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12327 * cgraph.c (edge_hash, edge_eq): Likewise.
12328 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12329 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12330 reg_attrs_htab_eq): Likewise.
12331 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12333 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12334 const_decl_t, const_state_t, const_automata_list_el_t): New.
12335 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12336 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12337 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12338 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12339 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12340 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12341 compare_max_occ_cycle_nums, out_state_arcs_num,
12342 compare_transition_els_num, units_cmp, state_reservs_cmp):
12344 * genmodes.c (cmp_modes): Likewise.
12345 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12346 * gimplify.c (compare_case_labels): Likewise.
12347 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12348 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12349 * matrix-reorg.c (mtt_info_hash): Likewise.
12350 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12351 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12352 (htab_hash_bucket, htab_hash_elem): Constify.
12353 * tree-browser.c (TB_parent_eq): Likewise.
12354 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12355 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12356 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12357 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12359 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12360 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12361 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12362 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12363 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12365 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12366 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12367 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12368 * tree-ssa-threadupdate.c (redirection_data_hash,
12369 redirection_data_eq): Likewise.
12370 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12371 * tree-ssa.c (var_ann_eq): Likewise.
12372 * tree-vrp.c (compare_case_labels): Likewise.
12373 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12374 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12375 tree_not_check_failed, tree_class_check_failed,
12376 tree_range_check_failed, tree_not_class_check_failed,
12377 omp_clause_check_failed, omp_clause_range_check_failed,
12378 tree_contains_struct_check_failed, tree_operand_check_failed):
12380 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12381 tree_not_check_failed, tree_class_check_failed,
12382 tree_range_check_failed, tree_not_class_check_failed,
12383 tree_operand_check_failed, omp_clause_operand_check_failed,
12384 tree_operand_length): Likewise.
12385 * var-tracking.c (const_variable): New.
12386 (variable_htab_hash, variable_htab_eq): Constify.
12387 * varasm.c (const_desc_hash): Likewise.
12389 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12391 * expr.c (handled_component_p): Constify.
12392 * fold-const.c (fit_double_type): Likewise.
12393 * real.h (real_value_from_int_cst): Likewise.
12394 * tree-flow-inline.h (gimple_in_ssa_p,
12395 gimple_aliases_computed_p, gimple_addressable_vars,
12396 gimple_call_clobbered_vars, gimple_referenced_vars,
12397 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12398 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12399 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12400 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12401 is_label_stmt, is_global_var, phi_ssa_name_p,
12402 factoring_name_p, is_call_clobbered, tree_common_ann,
12403 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12404 unmodifiable_var_p, array_ref_contains_indirect_ref,
12405 ref_contains_array_ref, lookup_subvars_for_var,
12406 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12407 gimple_mem_ref_stats): Likewise.
12408 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12409 may_aliases, is_exec_stmt, is_label_stmt,
12410 ref_contains_array_ref, array_ref_contains_indirect_ref,
12411 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12412 unmodifiable_var_p): Likewise.
12413 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12414 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12415 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12416 cst_and_fits_in_hwi, real_value_from_int_cst,
12417 build_real_from_int_cst, integer_zerop, integer_onep,
12418 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12419 tree_floor_log2, real_zerop, real_onep, real_twop,
12420 real_minus_onep, really_constant_p, purpose_member, chain_member,
12421 list_length, fields_length, int_size_in_bytes, bit_position,
12422 int_bit_position, byte_position, int_byte_position, expr_align,
12423 array_type_nelts, tree_node_structure,
12424 type_contains_placeholder_1, iterative_hash_pointer,
12425 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12426 tree_map_base_eq, type_hash_list, type_hash_eq,
12427 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12428 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12429 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12430 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12431 int_fits_type_p, get_containing_scope, decl_function_context,
12432 decl_type_context, omp_clause_operand_check_failed,
12433 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12434 * tree.h (omp_clause_operand_check_failed, tree_size,
12435 build_real_from_int_cst, array_type_nelts, purpose_member,
12436 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12437 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12438 is_attribute_p, check_qualified_type, expr_align,
12439 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12440 int_byte_position, list_length, fields_length, initializer_zerop,
12441 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12442 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12443 tree_node_structure, handled_component_p, get_containing_scope,
12444 decl_function_context, decl_type_context, real_zerop,
12445 type_num_arguments, fit_double_type, really_constant_p,
12446 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12447 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12448 real_twop, real_minus_onep, int_cst_value): Likewise.
12450 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12452 * cfglayout.c (insn_scope, insn_line): Constify.
12453 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12454 const_double_htab_hash, const_double_htab_eq,
12455 mem_attrs_htab_hash): Likewise.
12456 * loop-iv.c (biv_eq): Likewise.
12457 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12458 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12459 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12461 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12462 error_for_asm, warning_for_asm, _fatal_insn,
12463 _fatal_insn_not_found): Likewise.
12464 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12465 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12466 rtl_check_failed_type2, rtl_check_failed_code1,
12467 rtl_check_failed_code2, rtl_check_failed_code_mode,
12468 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12469 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12470 rtl_check_failed_type2, rtl_check_failed_code1,
12471 rtl_check_failed_code2, rtl_check_failed_code_mode,
12472 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12473 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12474 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12475 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12476 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12477 rtx_unstable_p, get_integer_term, get_related_value,
12478 offset_within_block_p, reg_mentioned_p, count_occurrences,
12479 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12480 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12481 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12482 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12483 find_constant_src, find_reg_fusage, find_regno_fusage,
12484 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12485 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12486 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12487 computed_jump_p, auto_inc_p, in_expr_list_p,
12488 remove_node_from_expr_list, loc_mentioned_in_p,
12489 label_is_jump_target_p, reversed_comparison_code_parts,
12490 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12491 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12492 print_inline_rtx): Likewise.
12493 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12494 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12495 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12496 get_integer_term, get_related_value, offset_within_block_p,
12497 count_occurrences, reg_mentioned_p, no_labels_between_p,
12498 reg_used_between_p, reg_referenced_p, single_set_2,
12499 multiple_sets, set_noop_p, refers_to_regno_p,
12500 reg_overlap_mentioned_p, dead_or_set_p,
12501 covers_regno_no_parallel_p, covers_regno_p,
12502 dead_or_set_regno_p, find_reg_note, find_regno_note,
12503 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12504 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12505 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12506 side_effects_p, may_trap_p_1, may_trap_p,
12507 may_trap_after_code_motion_p, may_trap_or_fault_p,
12508 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12509 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12510 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12511 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12512 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12514 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12515 warning_for_asm): Likewise.
12516 * tree.h (print_rtl): Likewise.
12517 * varasm.c (get_pool_mode): Likewise.
12519 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12521 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12522 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12523 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12524 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12525 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12526 * ddg.c (compare_sccs): Likewise.
12527 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12528 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12529 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12530 decimal_do_fix_trunc, decimal_real_to_integer,
12531 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12532 * dse.c (const_group_info_t): New.
12533 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12534 * dwarf2out.c (const_dw_die_ref): New.
12535 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12536 * tree-browser.c (TB_parent_eq): Likewise.
12537 * unwind-dw2-fde.c (__register_frame_info_bases,
12538 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12539 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12541 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12542 * unwind-dw2.c (uw_frame_state_for): Likewise.
12543 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12544 * value-prof.h (const_histogram_value): New.
12546 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12548 * config/mips/mips.c (machine_function): Add
12549 initialized_mips16_gp_pseudo_p.
12550 (mips16_gp_pseudo_reg): Do not emit the initialization of
12551 mips16_gp_pseudo_rtx when being called from the gimple cost-
12552 calculation routines; emit it on the first use outside those
12555 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12557 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12560 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12561 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12562 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12563 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12564 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12565 Preserve const-ness of parameters through use of __typeof(),
12566 also constify and tidy.
12568 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12569 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12570 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12571 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12572 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12573 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12574 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12575 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12576 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12578 2007-07-25 Julian Brown <julian@codesourcery.com>
12579 Mark Shinwell <shinwell@codesourcery.com>
12581 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12582 (alpha_mangle_type): This.
12583 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12584 (TARGET_MANGLE_TYPE): Define this instead.
12585 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12586 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12587 (arm_init_neon_builtins): Fix comment.
12588 (arm_mangle_map_entry): New.
12589 (arm_mangle_map): New.
12590 (arm_mangle_type): New.
12591 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12592 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12593 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12594 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12595 (TARGET_MANGLE_TYPE): Define this instead.
12596 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12597 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12598 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12599 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12600 (TARGET_MANGLE_TYPE): Define this instead.
12601 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12603 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12604 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12605 (TARGET_MANGLE_TYPE): Define this instead.
12606 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12607 (s390_mangle_type): This.
12608 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12609 (TARGET_MANGLE_TYPE): Define this instead.
12610 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12611 (sparc_mangle_type): This.
12612 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12613 (TARGET_MANGLE_TYPE): Define this instead.
12614 * cp/mangle.c (write_type): Call mangle_type target hook on all
12615 types before mangling. Use original type, not main variant, as
12617 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12618 (TARGET_MANGLE_TYPE): This.
12619 * target.h (gcc_target): Rename mangle_fundamental_type to
12621 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12622 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12624 2007-07-25 Julian Brown <julian@codesourcery.com>
12625 Paul Brook <paul@codesourcery.com>
12626 Joseph Myers <joseph@codesourcery.com>
12627 Mark Shinwell <shinwell@codesourcery.com>
12629 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12630 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12631 (with_fpu): Allow --with-fpu=neon.
12632 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12633 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12634 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12635 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12636 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12637 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12638 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12639 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12640 (output_move_neon): Add prototypes.
12641 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12642 (all_fpus): Add FPUTYPE_NEON.
12643 (fp_model_for_fpu): Add NEON field.
12644 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12645 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12647 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12649 (thumb2_legitimate_address_p): Likewise.
12650 (neon_valid_immediate): Recognize and prepare constants suitable for
12652 (neon_immediate_valid_for_move): New function. Recognize and prepare
12653 immediates for NEON move instructions.
12654 (neon_immediate_valid_for_logic): New function. Recognize and
12655 prepare immediates for NEON logic instructions.
12656 (neon_output_logic_immediate): New function. Create asm string
12657 suitable for outputting immediate logic instructions.
12658 (neon_pairwise_reduce): New function. Implement reduction using
12659 pairwise operations.
12660 (neon_expand_vector_init): New function. Expand a (possibly
12661 non-constant) vector initialization.
12662 (neon_vector_mem_operand): New function. Memory operands supported
12663 for quad-word loads/stores to/from ARM or NEON registers. Don't
12664 allow base+offset addressing for core regs.
12665 (neon_struct_mem_operand): New function. Valid mems for NEON
12667 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12668 from neon_vector_mem_operand addresses without a secondary register.
12669 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12670 (add_minipool_backward_ref): Likewise.
12671 (dump_minipool): Likewise.
12672 (push_minipool_fix): Likewise.
12673 (output_move_quad): New function. Output quad-word moves, loads and
12674 stores using ARM registers.
12675 (output_move_vfp): Add support for vectors in VFP (NEON) D
12677 (output_move_neon): Output a NEON load/store to/from a quadword
12679 (arm_print_operand): Implement new codes:
12680 - 'c' for unadorned integers (without a # sign).
12681 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12683 - 'e', 'f' for the low and high D parts of a NEON Q register.
12684 - 'q' outputs a NEON Q register.
12685 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12686 - 'T' prints NEON opcode features from a coded bitmask.
12687 - 'F' is similar to T, but signed/unsigned codes both print as
12689 - 't' is similar to T, but 'u' is printed instead of 'p'.
12690 - 'O' prints 'r' if NEON instruction should perform rounding (as
12691 specified by bitmask), else prints nothing.
12692 - '#' is a punctuation character to stop operand numbers from
12693 running together with following digits in the assembler
12694 strings for instructions (when using mode attributes).
12695 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12696 constant vectors in big-endian mode, where necessary.
12697 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12698 Handle EI, OI, CI, XI modes.
12699 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12700 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12701 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12702 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12703 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12705 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12706 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12707 to turn v8qi, etc. into bits defined above.
12708 (neon_itype): New enumeration. Classifications of NEON builtins.
12709 (neon_builtin_datum): Define struct. Contains information about
12710 a single builtin (with multiple modes).
12711 (CF): Define helper macro for...
12712 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12714 (neon_builtin_data): New array. Define information about builtins
12715 for use during initialization/expansion.
12716 (arm_init_neon_builtins): New function.
12717 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12719 (neon_builtin_compare): New function.
12720 (locate_neon_builtin_icode): New function. Find an insn code for a
12721 builtin given a function code for that builtin. Also return type of
12722 builtin (NEON_BINOP, NEON_UNOP etc.).
12723 (builtin_arg): New enumeration. Types of arguments for builtins.
12724 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12725 Takes a variable argument list of builtin_arg types, terminated by
12727 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12728 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12729 (neon_emit_pair_result_insn): New function. Support returning pairs
12730 of vectors via a pointer.
12731 (neon_disambiguate_copy): New function. Set up operands for a
12732 multi-word copy such that registers do not get clobbered.
12733 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12734 ARM_BUILTIN_NEON_BASE.
12735 (arm_file_start): Set float-abi attribute for NEON.
12736 (arm_vector_mode_supported_p): Enable NEON vector modes.
12737 (arm_mangle_map_entry): New.
12738 (arm_mangle_map): New.
12739 (arm_mangle_vector_type): New.
12740 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12742 (TARGET_NEON): New macro. Target supports NEON.
12743 (fputype): Add FPUTYPE_NEON.
12744 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12745 for vectorization based on command-line arg.
12746 (NEON_REGNO_OK_FOR_NREGS): Define.
12747 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12748 (VALID_NEON_STRUCT_MODE): Define.
12749 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12750 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12751 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12752 (consttable_16): Add pattern for outputting 16-byte minipool
12754 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12756 (vec-common.md, neon.md): Include md files.
12757 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12758 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12759 (memory_constraint "Ut", "Un", "Us"): Define.
12760 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12761 (MMX_char): New mode attribute.
12762 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12763 (*add<mode>3_iwmmxt): New insn pattern.
12764 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12765 (*sub<mode>3_iwmmxt): New insn pattern.
12766 (mulv4hi3): Rename to...
12767 (*mulv4hi3_iwmmxt): This.
12768 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12769 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12770 (uminv4hi3, uminv2si3): Remove. Replace with...
12771 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12772 (*umin<mode>3_iwmmxt): These.
12773 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12774 (ashr<mode>3_iwmmxt): This new pattern.
12775 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12776 (lshr<mode>3_iwmmxt): This new pattern.
12777 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12778 (ashl<mode>3_iwmmxt): This new pattern.
12779 * config/arm/neon-docgen.ml: New file. Generate documentation for
12781 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12782 * config/arm/arm_neon.h: New (autogenerated).
12783 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12785 * config/arm/neon.md: New file. Define NEON instructions.
12786 * config/arm/neon.ml: New file. Abstract description of NEON
12787 instructions, used to generate arm_neon.h header, documentation and
12789 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12790 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12792 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12794 (ARM NEON Intrinsics): New subsection.
12795 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12797 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12799 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12802 2007-07-24 Jan Hubicka <jh@suse.cz>
12804 * regclass.c (move_table): New type.
12805 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12806 (init_move_cost): Break out from ...
12807 (init_reg_sets_1): ... here; simplify computation of
12808 have_regs-of_mode and contains_reg_of_mode.
12809 (record_reg_classes): Unswitch internal loops.
12810 (copy_cost): Trigger lazy initialization of move cost
12811 (record_address_regs): Likewise.
12813 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12815 * config/darwin.c (darwin_override_options): Don't force on
12816 flag_var_tracking_uninit when no debug info is requested.
12818 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12820 * cfgloop.c (init_loops_structure): New function.
12821 (flow_loops_find): Create root of the loop tree unconditionally.
12823 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12825 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12827 2007-07-24 Jan Hubicka <jh@suse.cz>
12829 * caller-save.c: Include ggc.h, gt-caller-save.h
12830 (reg_save_code, reg_restore_code): Rename to ...
12831 (cached_reg_save_code, cached_reg_restore_code): ... those.
12832 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12833 (reg_save_code, reg_restore_code): New functions.
12834 (init_caller_save): Do not intialize
12835 reg_save_code/reg_restore_code tables.
12836 * Makefile.in: (gt-caller-save.h): New.
12838 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12840 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12841 with the mode of the original operand instead of
12844 2007-07-23 Jan Hubicka <jH@suse.cz>
12846 * i386.c (ix86_secondary_memory_needed): Break out to...
12847 (inline_secondary_memory_needed): ... here.
12848 (ix86_memory_move_cost): Break out to ...
12849 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12850 maximum of input and output; fix handling of Q_REGS on 64bit.
12851 (ix86_secondary_memory_needed): Microoptimize.
12853 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12855 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12856 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12857 stmts_from_loop, known_dependences_p, build_rdg): New.
12858 * tree-data-ref.h: Depends on graphds.h.
12859 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12860 (build_rdg): Declared.
12861 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12863 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12865 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12868 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12869 Jakub Jelinek <jakub@redhat.com>
12871 PR middle-end/PR28690
12872 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12874 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12875 and MEM_POINTER operands over REG and MEM operands.
12876 (swap_commutative_operands_p): Change return value to bool.
12877 * rtl.h: Update the corresponding prototype.
12878 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12879 instead of gen_rtx_PLUS.
12880 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12881 value to bool. Change function arguments to rtx's and update code
12883 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12884 calls to match the new declaration.
12885 * simplify-rtx.c (simplify_associative_operation): Don't
12886 reorder simplify_binary_operation arguments.
12888 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12890 * config/mips/mips.c (override_options): Use mips_costs to derive
12891 the default branch cost.
12892 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12894 * config/mips/mips.opt (mbranch-cost=): New option.
12895 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12897 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12899 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12900 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12901 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12902 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12904 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12906 * config/mips/constraints.md (ks): New constraint.
12907 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12908 (*add<mode>3_mips16): ...here.
12910 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12912 * optabs.h (enum optab_index): Add new OTI_signbit.
12913 (signbit_optab): Define corresponding macro.
12914 (enum insn_code signbit_optab[]): Remove array.
12915 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12916 (expand_copysign_absneg): If back end provides signbit insn, use it
12917 instead of bit operations on floating point argument.
12918 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12919 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12920 for availability of signbit insn.
12922 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12923 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12924 SSE mode is not active.
12925 (isinf<mode>2): Disable for mfpmath=sse,387.
12927 2007-07-22 Ben Elliston <bje@au.ibm.com>
12929 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12931 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12933 2007-07-20 Richard Guenther <rguenther@suse.de>
12935 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12936 integral typed condition.
12937 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12938 booleanness. Only preserve conversions from a non-base
12939 type to a base type, not in general between types with
12940 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12941 * tree.def (COND_EXPR): Document that the condition
12942 can be of any integral type.
12944 2007-07-20 Nigel Stephens <nigel@mips.com>
12945 Richard Sandiford <richard@codesourcery.com>
12947 * config/mips/mips.h (mips_dwarf_regno): Declare.
12948 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12949 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12950 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12951 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12952 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12953 (REG_CLASS_NAMES): Update accordingly.
12954 * config/mips/mips.c (mips_dwarf_regno): New array.
12955 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12956 (mips_subword): Remove special handling for accumulator registers.
12957 (override_options): Initiailize mips_dwarf_regno. Remove use
12959 (mips_swap_registers): New function.
12960 (mips_conditional_register_usage): Swap accumulator registers
12961 around if TARGET_LITTLE_ENDIAN.
12962 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12963 * config/mips/constraints.md (h, l): Use the endianness to choose
12964 between MD0_REG and MD1_REG.
12965 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12966 alternative-dependent template.
12968 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12970 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12973 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12975 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12976 predecessor fallthru flags.
12978 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12980 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12981 of compare to the same type.
12982 * cfgloopmanip.c (add_loop): Update information about loop exits.
12983 (loop_version): Remove the innermost loop requirement.
12984 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12985 to sizetype for pointers.
12987 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12989 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12990 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12991 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12993 * config/dfp-bit.c: Empty for TFmode conversions.
12995 2007-07-18 Caroline Tice <ctice@apple.com>
12997 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12998 and handle them correctly; check that src is not NULL before
13000 (find_src_set_src): Likewise.
13002 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13004 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13005 (struct alignment_context, init_alignment_context): New.
13006 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13007 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13008 (XCHAL_HAVE_S32C1I): Likewise.
13009 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13010 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13011 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13012 (ATOMIC, HQI): New macros.
13013 (memory_barrier, *memory_barrier): New.
13014 (sync_lock_releasesi): New.
13015 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13016 (sync_lock_test_and_set<mode>): New.
13017 (sync_<atomic><mode>): New.
13018 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13019 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13020 (xtensa_expand_atomic): New.
13022 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13026 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13027 transformation for builtin ISNORMAL.
13028 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13029 * builtins.def (BUILT_IN_ISNORMAL): New.
13030 * doc/extend.texi: Document isnormal.
13032 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13036 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13037 optabs infrastructure. Provide generic implementation for
13039 (expand_builtin): Handle FINITE/ISFINITE.
13040 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13041 (fold_builtin_1): Likewise.
13043 * builtins.def (BUILT_IN_ISFINITE): New.
13045 * doc/extend.texi: Document isfinite.
13047 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13050 PR middle-end/20558
13052 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13053 generic fallback for isinf.
13054 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13055 calculation code ...
13056 * real.c (get_max_float): ... to here.
13057 * real.h (get_max_float): New.
13059 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13061 PR middle-end/32668
13063 * builtin-attrs.def (ATTR_TYPEGENERIC,
13064 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13066 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13067 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13068 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13069 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13071 * c-common.c (handle_type_generic_attribute): New.
13072 (c_common_attribute_table): Add "type generic".
13074 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13076 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13078 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13079 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13082 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13085 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13086 checking that the operand is an expression.
13088 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13089 Danny Smith <dannysmith@users.sourceforge.net>
13092 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13093 file mapping object in local namespace if Windows version later
13096 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13098 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13099 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13100 arm_cannot_force_const_mem.
13101 (arm_cannot_force_const_mem): New function.
13102 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13103 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13104 of arm_tls_referenced_p.
13105 * config/arm/arm.md (movsi): Split out-of-section constants when
13106 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13107 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13109 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13111 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13113 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13115 * config/mips/mips.md (*extendqihi2): Convert the destination
13118 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13120 * config/pa/fptr.c: Update license header.
13121 * config/pa/milli64.S: Likewise.
13123 2007-07-17 Nick Clifton <nickc@redhat.com>
13125 * COPYING_v3: New file. Contains version 3 of the GNU General
13127 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13128 Lesser General Public License.
13129 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13130 the GNU General Public License.
13132 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13134 PR rtl-optimization/32773
13135 * cfglayout.c (force_one_exit_fallthru): New function.
13136 (cfg_layout_finalize): Use it.
13138 2007-07-16 Richard Guenther <rguenther@suse.de>
13139 Uros Bizjak <ubizjak@gmail.com>
13141 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13142 before forcing it to gimple operand.
13144 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13145 David Ung <davidu@mips.com>
13147 * config/mips/mips.h (TUNE_24K): Define.
13148 (TUNE_MACC_CHAINS): Add TUNE_24K.
13149 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13151 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13152 (r74k_int_madd): .. this new reservation.
13153 (define_bypass): Fixed bypasses for r74k_int_madd to use
13154 mips_linked_madd_p.
13155 * config/mips/24k.md (define_bypass): Define new
13156 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13158 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13159 Nigel Stephens <nigel@mips.com>
13161 * config/mips/mips.md: Include 20kc.md.
13162 * config/mips/20kc.md: New file.
13163 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13164 (mips_adjust_cost): Tweak for 20Kc.
13165 (mips_issue_rate): Likewise.
13166 * config/mips/mips.h (TUNE_20KC): Define.
13168 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13170 * config/rs6000/rs6000.c (struct processor_cost): Add
13171 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13173 (*_cost): Add cache information.
13174 (rs6000_override_options): Set cache parameters.
13176 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13179 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13180 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13182 2007-07-16 Paul Brook <paul@codesourcery.com>
13185 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13186 (cirrus_thumb2_movsi_insn): Ditto.
13188 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13190 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13191 CR2_REGNO to R_CR2.
13193 2007-07-15 Andrew Haley <aph@redhat.com>
13195 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13196 before looking in the context.
13198 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13200 PR middle-end/32398
13201 PR middle-end/32769
13202 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13203 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13204 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13205 (pa_output_function_prologue): Use rp_saved and
13206 current_function_is_leaf to generate .CALLINFO statement.
13207 (hppa_expand_prologue): Set rp_saved.
13208 (hppa_expand_epilogue): Use rp_saved.
13209 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13210 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13212 2007-07-14 Dirk Mueller <dmueller@suse.de>
13214 * omega.c (coalesce): Fix memory leak on early exit.
13215 * matrix-reorg.c (check_allocation_function): Likewise.
13216 * tree-vect-transform.c (vect_get_new_vect_var): free result
13218 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13219 pass pointer to edge vector
13220 (partition_hot_cold_basic_blocks): Fix memory leak.
13221 * collect2.c (prefix_from_string): Free temporary storage.
13222 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13224 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13226 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13227 (DO_GLOBAL_DTORS_BODY): Likewise.
13229 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13230 Nigel Stephens <nigel@mips.com>
13232 * config/mips/mips.c (mips_classify_symbol): Don't return
13233 SYMBOL_SMALL_DATA for constant pool addresses if
13234 TARGET_EMBEDDED_DATA is true.
13236 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13238 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13239 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13240 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13241 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13242 __builtin_ia32_storehps, __builtin_ia32_storelps,
13243 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13244 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13245 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13246 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13247 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13248 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13249 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13250 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13251 using def_builtin_const.
13253 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13255 PR tree-optimization/32705
13256 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13257 (simplify_binary_expression): Use SSA_VAL consistently.
13259 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13261 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13262 (SPEFSCR_REGNO): Delete definition.
13263 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13264 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13265 * config/rs6000/rs6000.h: Do not define *_REGNO.
13266 LINK_REGISTER_REGNUM -> LR_REGNO.
13267 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13268 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13269 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13270 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13271 R_VRSAVE, R_VSCR. Use them.
13272 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13273 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13274 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13275 * config/rs6000/aix.h: Define R_LR. Use it.
13277 2007-07-13 Caroline Tice <ctice@apple.com>
13279 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13280 flag_var_tracking is explicitly turned off (i.e. when variable
13281 tracking is not feasible); otherwise, turn flag_var_tracking on when
13282 flag_var_tracking_uninit is on.
13283 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13284 note definitions, to allow recording of initialization status in the
13286 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13287 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13288 determine if two note locations are equal.
13289 (output_loc_list): Don't output list entries whose start & end labels
13291 (reg_loc_descriptor): Add parameter for initialization status; pass it
13292 to other loc descriptor functions.
13293 (one_reg_loc_descriptor): Add parameter for initialization status;
13294 check its value and add DW_OP_GNU_uninit to returned loc descr if
13296 (multiple_reg_loc_descriptor): Add parameter for initialization
13298 pass init status argument to other loc descriptor functions; check
13299 value of intialization parameter and add DW_OP_GNU_uninit to returned
13300 loc descr if appropriate.
13301 (based_loc_descr): Add parameter for initialization status; add new
13302 variable for return value; check value of initialization parameter and
13303 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13304 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13305 pass init status argument to other loc descriptor functions; check
13306 value of intialization parameter and add DW_OP_GNU_uninit to returned
13307 loc descr if appropriate.
13308 (mem_loc_descriptor): Likewise.
13309 (concat_loc_descriptor): Likewise.
13310 (concatn_loc_descriptor): Likewise.
13311 (loc_descriptor): Add parameter for initialization status; pass it as
13312 argument to other loc descriptor function calls.
13313 (loc_descriptor_from_tree_1): Add appropriate initialization status
13314 to loc descriptor function calls.
13315 (add_location_or_const_value_attribute): Get initialization status
13316 from VAR_LOCATION note; add initialization status to loc descriptor
13318 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13319 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13320 status is uninitialized, add "[uninint]" to output.
13321 * common.opt (fvar-tracking-uninit): New option, similar to
13322 fvar-tracking, to turn on tracking of uninitialized variables; creates
13323 a new global flag, flag_var_tracking_uninit.
13324 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13325 (enum var_init_status): New type, for var initialization status field.
13326 * var-tracking.c (struct location_chain_def): Two new fields, init,
13327 for initialization status, and set_src for the assignment value expr.
13328 (unshare_variable): New parameter for initialization status;
13329 initialize new init and set_src fields.
13330 (var_reg_set): New parameters for initialization status and value;
13331 pass them to set_variable_part.
13332 (var_mem_set): Likewise.
13333 (get_init_value): New function.
13334 (var_reg_delete_and_set): New initialization status & value
13335 parameters; add call to get_init_value if status is unknown; pass new
13336 parameters to clobber_variable_part and var_reg_set.
13337 (var_mem_delete_and_set): Likewise.
13338 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13339 (var_mem_delete): Likewise.
13340 (variable_union): Pass status to unshare_variable; initialize new init
13341 and set_src fields. If flag_var_tracking_uninit is not set, force
13342 status to initialized.
13343 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13344 used later to get the set_src value.
13345 (find_src_status): New function.
13346 (find_src_set_src): New function.
13347 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13348 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13349 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13350 and var_mem_delete_and_set.
13351 (dump_variable): Print out "[uninit]" if appropriate.
13352 (set_variable_part): Add new initialization and set_src parameters;
13353 pass status to unshare_variable; set node->init and node- >set_src
13354 fields and modify slot in hash table appropriately; save the init and
13355 set_src values if appropriate and assign to the new node.
13356 (clobber_variable_part): New set_src parameter; if two nodes have
13357 same variable and same location but different set_src (assignment)
13358 values, clobber old node.
13359 (delete_variable_part): Pass init status to unshare_variable.
13360 (emit_note_insn_var_location): Add initialized var; assign var's init
13361 status to new 'initialized'; pass new init status field to calls to
13362 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13363 status to initialized.
13364 (emit_notes_in_bb): Pass initialization status to calls to
13365 var_reg_set, var_mem_set, var_reg_delete_and_set and
13366 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13367 var_reg_delete_and_set and var_mem_delete_and_set; call
13368 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13369 make up for change in add_stores.
13370 (vt_add_function_parameters): Add status to calls to
13372 * config/darwin.c (darwin_override_options): Turn on uninitialized
13373 tracking automatically, if var_tracking is on and the system is
13376 2007-07-13 Sa Liu <saliu@de.ibm.com>
13378 * config.gcc: Add options for arch and tune on SPU.
13379 * config/spu/predicates.md: Add constant operands 0 and 1.
13380 * config/spu/spu-builtins.def: Add builtins for double precision
13381 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13382 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13384 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13386 * config/spu/spu-protos.h: Add new function prototypes.
13387 * config/spu/spu.c (spu_override_options): Check options -march and
13389 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13390 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13392 (spu_const_from_int): New. Create a vector constant from 4 ints.
13393 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13394 (spu_emit_vector_compare): New. Emit vector compare.
13395 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13396 * config/spu/spu.h: Add options -march and -mtune. Define processor
13397 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13398 CANONICALIZE_COMPARISON.
13399 * config/spu/spu.md: Add new insns for double precision compare
13400 and double precision vector compare. Add vcond and smax/smin patterns
13401 to enable DFmode vector conditional expression.
13402 * config/spu/spu.opt: Add options -march and -mtune.
13403 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13404 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13405 both CELL and CELLEDP targets: spu_testsv.
13406 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13409 2007-07-13 Richard Guenther <rguenther@suse.de>
13411 PR tree-optimization/32721
13412 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13413 TREE_THIS_VOLATILE on the folded reference.
13414 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13415 if the array reference has TREE_THIS_VOLATILE set.
13417 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13420 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13422 2007-07-13 Andreas Schwab <schwab@suse.de>
13424 * gengtype-lex.l: Allow declarations to be indented.
13426 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13428 * ginclude/tgmath.h: New.
13429 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13430 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13431 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13432 * configure: Regenerate.
13434 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13436 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13437 correct index when setting register save state for xd
13440 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13442 * config/sh/sh.c (mark_use): Remove.
13444 2007-07-12 Paul Brook <paul@codesourcery.com>
13446 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13447 reg does not overlap return value.
13449 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13451 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13452 (set_expression_vuses): Ditto.
13453 (init_pre): Initialize expression_vuses.
13455 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13457 * config/i386/sse.md (storentdf, storentsf): New.
13459 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13461 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13463 * tree.c (build_decl_stat): Move code from here...
13464 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13465 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13466 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13467 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13468 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13471 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13472 Devang Patel <dpatel@apple.com>
13474 PR tree-optimization/25413
13475 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13476 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13477 * tree.h (contains_packed_reference): New.
13478 * expr.c (contains_packed_reference): New.
13479 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13480 (vect_enhance_data_refs_alignment): Call
13481 vector_alignment_reachable_p.
13482 * target.h (vector_alignment_reachable): New builtin.
13483 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13484 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13485 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13487 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13489 * target.h (builtin_vectorization_cost): Add new target builtin.
13490 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13491 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13492 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13493 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13494 uninitialized variables.
13495 * tree-vect-transform.c (cost_for_stmt): New function.
13496 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13497 using cost 1 for all scalar stmts. Be less conservative when
13498 estimating the number of prologue/epulogue iterations. Call
13499 targetm.vectorize.builtin_vectorization_cost. Return
13500 min_profitable_iters-1.
13501 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13502 initialization cost instead of TARG_VEC_STMT_COST. Use
13503 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13504 epilogue code. Fix epilogue cost computation.
13505 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13506 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13507 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13508 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13509 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13510 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13512 2007-07-12 Richard Guenther <rguenther@suse.de>
13514 * gimplify.c (gimplify_conversion): Make sure that the result
13515 from maybe_fold_offset_to_reference is trivially convertible
13516 to the desired type before doing the simplification.
13517 (gimplify_expr): Likewise.
13518 * fold-const.c (fold_binary): Use the correct types for
13519 building the simplified expression.
13521 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13523 PR rtl-optimization/32729
13524 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13525 that fallthru to exit.
13527 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13529 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13530 (symDTPOFF2reg): Likewise.
13532 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13534 PR tree-optimization/32663
13536 * tree.h (VALUE_HANDLE_VUSES): Remove.
13537 (struct tree_value_handle): Remove vuses.
13539 * tree-vn.c (create_value_handle_for_expr): Don't set
13540 VALUE_HANDLE_VUSES.
13542 * tree-ssa-pre.c (expression_vuses): New.
13543 (alloc_expression_id): Set up expression_vuses.
13544 (get_expression_vuses): New.
13545 (set_expression_vuses): Ditto.
13546 (clear_expression_ids): Modify for expression_vuses.
13547 (phi_translate_1): Ditto.
13548 (phi_translate_set): Ditto.
13549 (value_dies_in_block_x): Ditto
13550 (valid_in_sets): Ditto.
13551 (add_to_sets): Ditto.
13552 (find_existing_value_expr): Ditto.
13553 (create_value_handle_for_expr): Ditto.
13554 (make_values_for_stmt): Ditto.
13555 (vuse_equiv): Remove.
13557 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13559 * Makefile.in (mostlyclean): Remove object files.
13561 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13563 * toplev.c (no_new_pseudos): Deleted.
13564 * rtl.h (no_new_pseudos): Deleted.
13565 * tree-pass.h (pass_no_new_pseudos): Deleted.
13566 * passes.c (pass_no_new_pseudos): Deleted.
13567 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13568 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13569 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13571 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13572 * rtlhooks.c (gen_lowpart_general): Ditto.
13573 * optabs.c (prepare_operand): Ditto.
13574 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13576 * modulo-sched.c (rest_of_handle_sms): Ditto.
13577 * see.c (rest_of_handle_see): Ditto.
13578 * ifcvt.c (if_convert): Ditto.
13579 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13581 * init-regs.c (gate_initialize_regs): Deleted set of
13583 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13584 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13585 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13587 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13590 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13591 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13592 (*vec_extractv2di_1_rex64): New insn pattern.
13594 2007-07-11 David Daney <ddaney@avtrex.com>
13596 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13597 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13598 for SIGNAL_UNWIND_RETURN_COLUMN.
13599 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13600 (DWARF_FRAME_REGNUM): Rewrite.
13601 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13603 2007-07-11 Nick Clifton <nickc@redhat.com>
13605 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13606 delta and use gen_int_mode in place of GET_INT instead.
13608 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13610 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13613 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13615 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13616 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13618 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13619 (USE_CANONICAL_TYPES): New.
13620 * doc/invoke.texi (verify-canonical-types): Remove.
13621 (use-canonical-types): Add.
13623 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13625 * config/spu/spu.c (spu_optimization_options): Remove setting of
13626 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13627 (spu_override_options): Move it here.
13629 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13631 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13632 * config/mips/mips.c (mips_cpu_info_table): Mention
13633 MIPS_ISA_LEVEL_SPEC in the comment.
13635 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13637 PR tree-optimization/32713
13638 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13640 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13642 PR middle-end/30482
13643 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13644 conditional to flag_isoc99.
13645 (c_common_init_options): Do it here, unconditionally.
13647 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13649 PR tree-optimization/32589
13650 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13651 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13652 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13653 predicate, extracted from...
13654 (set_rhs): ...here. Call it for the expression on entry.
13655 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13656 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13657 (simplify_binary_expression): Use valid_gimple_expression_p
13658 to validate the simplification.
13659 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13661 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13663 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13664 DWARF2_DEBUG on 32 bit target too.
13665 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13667 2007-07-11 Nick Clifton <nickc@redhat.com>
13669 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13670 version for 64-bit hosts.
13672 2007-07-10 David Daney <ddaney@avtrex.com>
13674 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13676 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13678 * config/mips/mips.c (mips_expand_synci_loop): New function.
13679 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13680 (UNSPEC_RDHWR): Same.
13681 (UNSPEC_SYNCI): Same.
13682 (UNSPEC_SYNC): Same.
13683 (clear_cache): New expand.
13687 (clear_hazard): Same.
13688 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13690 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13691 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13693 2007-07-10 Ian Lance Taylor <iant@google.com>
13695 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13698 2007-07-10 David Daney <ddaney@avtrex.com>
13700 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13701 * builtins.c (expand_builtin___clear_cache): New function.
13702 (expand_builtin): Call expand_builtin___clear_cache for
13703 BUILT_IN_CLEAR_CACHE case.
13704 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13705 * doc/md.texi (clear_cache): Document new instruction pattern.
13706 * testsuite/gcc.dg/builtins-64.c: New test.
13708 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13710 * config/cris/cris.md ("movsi"): Fix typo in last change.
13712 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13715 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13717 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13718 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13719 for FUNCTION_DECLs. Don't use align_functions_log if
13721 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13722 even for FUNCTION_DECLs.
13723 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13725 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13726 (DECL_FUNCTION_CODE): Update for new location and name of
13728 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13729 (struct tree_decl_common): Move 'align' and 'off_align' out
13730 of union, ensure they're still on a 32-bit boundary. Remove
13731 other fields in union 'u1'.
13732 (struct tree_function_decl): Add field 'function_code' replacing
13733 'u1.f' in tree_decl_common.
13734 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13735 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13736 (Variable Attributes): Cross-reference 'aligned' attribute
13737 to Function Attributes.
13738 * flags.h (force_align_functions_log): Delete.
13739 * toplev.c (force_align_functions_log): Delete.
13741 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13744 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13745 (*vec_concatv2di_rex): New insn pattern.
13747 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13750 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13752 2007-07-10 Ian Lance Taylor <iant@google.com>
13754 Replace no_new_pseudos in backends.
13755 * rtl.h (can_create_pseudo_p): Define.
13756 * config/darwin.c (machopic_indirect_data_reference): Use
13757 can_create_pseudo_p () instead of no_new_pseudos.
13758 (machopic_indirect_data_reference): Likewise.
13759 (machopic_legitimize_pic_address): Likewise.
13760 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13761 (alpha_emit_set_const_1): Likewise.
13762 (alpha_emit_set_const): Likewise.
13763 (alpha_emit_conditional_move): Likewise.
13764 (alpha_split_conditional_move): Likewise.
13765 * config/alpha/alpha.md (various splitters): Likewise.
13767 * config/arm/arm.c (legitimize_pic_address): Likewise.
13768 (arm_load_pic_register): Likewise.
13769 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13770 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13771 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13772 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13773 * config/cris/cris.md (movsi): Likewise.
13774 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13775 (symGOTOFF2reg_hilo): Likewise.
13776 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13777 * config/h8300/h8300.md (insv, extzv): Likewise.
13778 * config/i386/i386.c (ix86_expand_move): Likewise.
13779 (ix86_expand_vector_move): Likewise.
13780 (ix86_prepare_fp_compare_args): Likewise.
13781 (ix86_expand_carry_flag_compare): Likewise.
13782 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13783 (tls_dynamic_gnu2_combine_32): Likewise.
13784 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13785 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13786 (ia64_expand_movxf_movrf): Likewise.
13787 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13788 (m32c_split_move): Likewise.
13789 (m32c_expand_insv): Likewise.
13790 * config/m68k/m68k.md (movsi): Likewise.
13791 * config/mips/mips.c (mips_force_temporary): Likewise.
13792 (mips_split_symbol): Likewise.
13793 (mips_move_integer): Likewise.
13794 (mips_legitimize_const_move): Likewise.
13795 * config/mn10300/mn10300.md (movsi): Likewise.
13796 * config/pa/pa.c (emit_move_sequence): Likewise.
13797 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13798 (rs6000_got_register): Likewise.
13799 (create_TOC_reference): Likewise.
13800 (rs6000_machopic_legitimize_pic_address): Likewise.
13801 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13802 (various splitters): Likewise.
13803 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13804 (movsi_got): Likewise.
13805 * config/s390/s390.c (emit_symbolic_move): Likewise.
13806 * config/s390/s390.md (movhi, movqi): Likewise.
13807 (load_multiple, store_multiple): Likewise.
13808 * config/score/score.c (score_force_temporary): Likewise.
13809 * config/sh/sh.c (prepare_move_operands): Likewise.
13810 (prepare_cbranch_operands): Likewise.
13811 (emit_fpu_switch): Likewise.
13812 (fpscr_set_from_mem): Likewise.
13813 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13814 (adddi3, subsi3): Likewise.
13815 (various splitters): Likewise.
13816 (divsi_inv_fp_combine): Likewise.
13817 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13818 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13820 * config/sh/predicates.md (xor_operand): Likewise.
13821 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13822 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13823 (movdi_pic_label_ref): Likewise.
13824 * config/spu/spu.c (spu_split_immediate): Likewise.
13825 * config/alpha/alpha.md (various splitters): Remove test
13826 !no_new_pseudos || reload_completed.
13827 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13829 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13830 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13831 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13832 * config/score/score.c (th_output_mi_thunk): Likewise.
13833 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13834 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13836 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13838 PR rtl-optimization/32664
13839 * mode-switching.c (create_pre_exit): Skip barrier insns.
13841 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13843 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13844 force_gimple_operand_bsi.
13845 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13846 rewrite_use_compare): Ditto.
13847 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13849 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13850 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13851 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13852 * tree-profile.c (prepare_instrumented_value,
13853 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13854 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13855 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13856 tree_gen_ior_profiler): Ditto.
13857 * tree-ssa-reassoc.c (negate_value): Ditto.
13858 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13859 Use force_gimple_operand_bsi.
13860 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13861 * tree-if-conv.c (add_to_dst_predicate_list,
13862 find_phi_replacement_condition): Ditto.
13863 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13864 Call mark_symbols_for_renaming for new statements.
13865 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13867 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13869 * cfghooks.c (remove_edge): New function.
13870 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13872 * cfghooks.h (remove_edge): Declare.
13873 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13874 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13876 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13878 * optabs.h: Added declaration for signbit_optab.
13879 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13880 * genoptinit.c (optabs): Added entry for signbit insns.
13881 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13882 insn, if available.
13883 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13884 * config/s390/s390.md (signbit<mode>2): New expander.
13886 2007-07-09 Richard Guenther <rguenther@suse.de>
13888 PR middle-end/32698
13889 * fold-const.c (fold_plusminus_mult_expr): Move constant
13890 arguments second to allow decomposing.
13892 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13895 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13897 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13898 Disregard DECL_FROM_INLINE.
13900 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13903 * doc/invoke.texi: Add ftree-reassoc flag.
13904 * common.opt (ftree-reassoc): New flag.
13905 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13906 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13908 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13910 PR tree-optimization/32681
13911 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13912 saved in second_edge->aux when first_bb is a loop header.
13914 2007-07-09 Jan HUbicka <jh@suse.cz>
13916 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13918 2007-07-09 Richard Guenther <rguenther@suse.de>
13920 * c-decl.c (start_function): Do not promote return type.
13922 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13924 * function.c (do_warn_unused_parameter): Do not warn if
13925 TREE_NO_WARNING is set.
13927 2007-07-08 Andreas Schwab <schwab@suse.de>
13929 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13931 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13934 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13936 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13937 apply to assembly language, too.
13938 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13940 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13942 Revert (note the sccvn portions are *not* reverted)
13943 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13945 Fix PR tree-optimization/23488
13947 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13949 * tree-flow-inline.h (get_value_handle): Ditto.
13950 * tree-ssa-pre.c (decl_vh_map): New.
13951 (decl_node_pool): New.
13952 (can_value_number_operation): Support DECL_P.
13953 (can_PRE_operation): Ditto.
13954 (create_expression_by_pieces): Ditto.
13955 (find_existing_value_expr): Modify to differnetiate between
13956 addressing and top level.
13957 (create_value_handle_for_expr): Handle DECL's.
13958 (poolify_tree): Ditto.
13959 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13960 (make_values_for_stmt): Handle DECL's properly.
13961 (init_pre): Reorg to not init useless things during FRE.
13963 * tree-flow.h: Include pointer-set.h.
13964 (decl_vh_map): Declare.
13965 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13967 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13969 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13970 the constraint description.
13971 * doc/md.texi: Update documentation of AVR constraints.
13973 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13975 * auto-inc-dec.c, config/arm/arm.c,
13976 config/m32r/constraints.md, config/mips/mips.md,
13977 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13978 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13979 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13980 typos. Follow spelling conventions.
13981 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13983 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13984 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13986 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13987 realloc_vuse): Remove.
13988 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13991 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13993 Fix PR tree-optimization/23488
13995 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13996 (try_to_simplify): Ditto.
13997 (visit_use): Ditto.
13998 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14000 * tree-flow-inline.h (get_value_handle): Ditto.
14001 * tree-ssa-pre.c (decl_vh_map): New.
14002 (decl_node_pool): New.
14003 (can_value_number_operation): Support DECL_P.
14004 (can_PRE_operation): Ditto.
14005 (create_expression_by_pieces): Ditto.
14006 (find_existing_value_expr): Modify to differnetiate between
14007 addressing and top level.
14008 (create_value_handle_for_expr): Handle DECL's.
14009 (poolify_tree): Ditto.
14010 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14011 (make_values_for_stmt): Handle DECL's properly.
14012 (init_pre): Reorg to not init useless things during FRE.
14014 * tree-flow.h: Include pointer-set.h.
14015 (decl_vh_map): Declare.
14016 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14018 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14020 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14021 apply to assembly language, too.
14022 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14024 2007-07-06 Ian Lance Taylor <iant@google.com>
14025 Zack Weinberg <zackw@panix.com>
14027 PR middle-end/32441
14028 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14030 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14032 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14033 (prefetch): Likewise if "pref" would be used.
14035 2007-07-06 Josh Conner <jconner@apple.com>
14037 PR middle-end/32602
14038 PR middle-end/32603
14039 * calls.c (store_one_arg): Handle arguments which are partially
14040 on the stack when detecting argument overlap.
14042 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14044 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14045 chosen during find_reloads.
14047 2007-07-06 Richard Guenther <rguenther@suse.de>
14049 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14050 TYPE_ARG_TYPES for verification of argument types. Use
14051 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14052 parameters as variable arguments.
14054 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14056 * libgcc2.h (word_type): Type definition removed.
14057 (cmp_return_type, shift_count_type): Type definitions added.
14058 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14059 replaced with shift_count_type.
14060 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14062 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14063 changed from word_type to Wtype.
14064 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14065 replaced with shift_count_type.
14066 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14068 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14069 and libgcc_shift_count attribute added.
14070 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14071 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14072 (TARGET_INITIALIZER): New target hooks added.
14073 * targhooks.c (default_libgcc_cmp_return_mode,
14074 default_libgcc_shift_count_mode): Default implementations for the new
14075 target hooks added.
14076 * targhooks.h (default_libgcc_cmp_return_mode,
14077 default_libgcc_shift_count_mode): Function prototypes added.
14078 * target.h (struct gcc_target): Fields for the new target hooks added.
14079 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14081 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14084 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14085 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14087 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14088 s390_libgcc_shift_count_mode): Functions added.
14089 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14090 Target hooks defined.
14092 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14094 * config/mips/mips.c (compute_frame_size): Restore the original
14095 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14096 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14097 Document why the difference is needed.
14099 2007-07-06 Richard Guenther <rguenther@suse.de>
14101 * c-common.c (boolean_increment): Use correctly typed
14104 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14106 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14107 the topmost argument register is not also included in the save mask.
14108 (mips16e_collect_argument_save_p): Take a pointer to the argument
14109 register, rather than a pointer to the number of arguments.
14110 (mips16e_collect_argument_saves): Only include argument saves
14111 that aren't in the register mask.
14113 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14115 PR rtl-optimization/32450
14116 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14117 to ensure that instructions are not moved into the prologue when
14118 profiling is on. Remove unused prologue_end variable.
14119 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14120 as a scheduling barrier.
14122 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14125 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14126 Disregard DECL_FROM_INLINE.
14128 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14130 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14131 IORing with a constant.
14133 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14135 PR rtl-optimization/32475
14136 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14137 for every definition of the stack pointer.
14139 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14141 * arm.c (vfp3_const_double_index): Copy signed results of
14142 REAL_VALUE_TO_INT into unsigned vars.
14144 2007-07-05 Richard Guenther <rguenther@suse.de>
14146 PR middle-end/32639
14147 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14149 * tree-ssa.c (useless_type_conversion_p): Check canonical
14152 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14154 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14155 zero_extendhisi2): Change to define_insn_and_split.
14156 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14158 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14160 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14161 pass_match_asm_constraints): New.
14162 * passes.c (init_optimization_passes): Add new pass.
14163 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14164 * function.h (struct function): Add has_asm_statement bit.
14165 (current_function_has_asm_statement): New.
14166 * tree-pass.h (pass_match_asm_constraints): New.
14168 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14170 * config/mips/mips.c (mips_file_start): Avoid declaration
14173 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14175 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14177 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14179 * rtl.def (NOTE): Change print format string to print
14180 operand 5 as a note insn name.
14182 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14183 David Ung <davidu@mips.com>
14185 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14186 * doc/invoke.texi: (MIPS Options): Document them.
14188 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14189 David Ung <davidu@mips.com>
14191 Add support for SmartMIPS ASE.
14193 * optabs.c (expand_binop_directly): New, broken out from...
14194 (expand_binop): Here. Make it try rotating in the other
14195 direction even when the second operand isn't constant.
14196 * config/mips/mips.md (*lwxs): New.
14197 * config/mips/mips.opt (msmartmips): New.
14198 * config/mips/mips.c (mips_lwxs_address_p): New.
14199 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14200 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14201 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14202 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14203 (ISA_HAS_LWXS): New.
14204 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14205 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14206 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14207 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14208 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14209 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14210 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14212 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14214 * tree-vectorizer.c (new_loop_vec_info): Initialize
14215 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14216 * tree-vectorizer.h (_loop_vec_info): Added new filed
14217 min_profitable_iters.
14218 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14219 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14220 * tree-vect-analyze.c (vect_analyze_operations): Set
14221 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14222 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14223 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14224 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14225 and prologue cost to after they are computed.
14226 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14227 TARG_VEC_STMT_COST.
14228 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14229 of creating vectors from scalars according to dt.
14230 (vect_model_store_cost): Likewise.
14231 (vectorizable_call): Use dt array instead of scalar dt. Call
14232 vect_model_simple_cost with additional argument dt.
14233 (vectorizable_assignment): Likewise.
14234 (vectorizable_operation): Likewise.
14235 (vectorizable_type_demotion): Likewise.
14236 (vectorizable_type_promotion): Likewise.
14237 (vectorizable_store): Use dt array instead of scalar dt. Call
14238 vect_model_store_cost with additional argument dt.
14239 (vect_do_peeling_for_loop_bound): Don't call
14240 vect_estimate_min_profitable_iters. Instead, lookup
14241 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14242 "may not be profitable".
14244 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14247 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14248 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14249 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14250 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14252 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14254 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14255 addressing modes cheaper.
14257 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14259 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14260 (dw_ranges_struct): Rename block_num to num. Adjust.
14261 (dw_ranges_by_label_struct): New.
14262 (ranges_by_label, ranges_by_label_allocated,
14263 ranges_by_label_in_use): New variables.
14264 (add_ranges_num): Factored most of the code out of...
14265 (add_ranges): ... this one. Rewrite in terms of the former.
14266 (add_ranges_by_labels): New.
14267 (output_ranges): Output by-label ranges.
14268 (dwarf2out_finish): Output range for multiple-section
14269 compile_unit. Output standard DW_AT_low_pc in addition to
14270 unexpected DW_AT_entry_pc.
14272 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14274 PR tree-optimization/32604
14275 PR tree-optimization/32606
14277 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14278 (compute_antic_safe): Removed.
14279 (ANTIC_SAFE_LOADS): Ditto.
14280 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14281 (execute_pre): Don't call compute_antic_safe.
14282 (vuse_equiv): New function.
14283 (make_values_for_stmt): Use it
14284 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14287 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14290 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14291 rather than a decl.
14292 (avr_attribute_table): Make "naked" attribute apply to function types
14293 rather than to decls.
14294 (avr_handle_fntype_attribute): New function.
14296 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14298 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14301 2007-07-04 David Ung <davidu@mips.com>
14302 Joseph Myers <joseph@codesourcery.com>
14304 * config/mips/mips.md (type): Add logical, signext and move.
14305 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14306 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14307 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14308 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14309 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14310 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14311 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14312 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14313 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14314 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14315 movv2sf_hardfloat_64bit): Use the new types.
14316 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14317 *movdf_softfloat, *movdf_mips16): Use "multi".
14318 (extendqihi2): Replace with a define_expand.
14319 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14320 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14321 * config/mips/74k.md (r74k_int_logical): New reservation and
14323 (r74k_int_arith): Remove "slt".
14324 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14325 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14326 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14327 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14328 reservations for "arith".
14330 2007-07-04 Richard Guenther <rguenther@suse.de>
14332 * tree-ssa.c (useless_type_conversion_p): Add handling for
14333 scalar float and vector types. Only call the types_compatible_p
14334 langhook for aggregate types as last resort. Follow the
14337 2007-07-04 Richard Guenther <rguenther@suse.de>
14339 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14340 the same as NOP_EXPR.
14342 2007-07-04 Nick Clifton <nickc@redhat.com>
14344 * target.h (struct gcc_target): Add target_help field.
14345 * target-def.h (TARGET_HELP): New.
14346 (TARGET_INITIALIZER): Use TARGET_HELP.
14347 * opts.c (command_handle_option): Invoke target_help function, if
14348 defined, when the user has specified --target-help on the command
14350 * doc/invoke.texi: Mention that --target-help might print
14351 additional information.
14352 * doc/tm.texi: Document TARGET_HELP hook.
14354 * arm.c (TARGET_HELP): Override default definition.
14355 (arm_target_help): New - display a wrapped list of cores and
14356 architectures supported.
14358 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14360 * config/v850/v850.c (expand_prologue): Make sure
14361 GEN_INT() argument is sign extended rather than zero extended.
14362 (expand_epilogue): Likewise.
14363 (output_move_double): Delete.
14364 * config/v850/v850-protos.h (output_move_double): Delete.
14365 * config/v850/v850.md (movdi): Delete.
14366 (*movdi_internal): Delete.
14368 (*movdf_internal): Delete.
14370 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14372 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14373 unless compiling RTP PIC.
14375 2007-07-04 Richard Guenther <rguenther@suse.de>
14377 PR tree-optimization/32482
14378 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14379 original ssa name if we didn't find a shift expression.
14380 Fix shift constant for bit zero test.
14382 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14384 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14386 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14388 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14389 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14390 * config/arm/vxworks.h (ASM_SPEC): Delete.
14391 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14393 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14395 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14396 (DDR_REVERSED_P): New.
14397 * tree-data-ref.c (initialize_data_dependence_relation,
14398 build_classic_dist_vector): Set DDR_REVERSED_P.
14400 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14402 PR middle-end/32457
14403 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14404 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14405 init_omega_for_ddr_1): Use non conservative number of iterations
14407 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14408 (analyze_siv_subscript): Remove FIXME and reinitialization of
14409 last_conflicts to chrec_dont_know.
14410 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14412 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14414 * tree.c (maybe_canonicalize_argtypes): Improve description.
14416 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14418 * tree.c (maybe_canonicalize_argtypes): New.
14419 (build_function_type): Set canonical type.
14420 (build_method_type_directly): Ditto.
14421 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14424 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14426 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14428 (rewrite_use_nonlinear_expr): Likewise.
14430 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14432 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14434 2007-07-04 Ben Elliston <bje@au.ibm.com>
14436 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14439 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14441 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14442 (Exception Handling): Likewise.
14444 2007-07-03 Jan Hubicka <jh@suse.cz>
14446 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14448 2007-07-03 Eric Christopher <echristo@apple.com>
14450 * doc/cppopts.texi: Add conflicting option note to -dM.
14451 * doc/invoke.texi: Add note about possible conflicts with
14452 -E for -dCHARS and note that -dM will not produce
14453 any results if there is no machine dependent reorg.
14455 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14457 * tree.h (DECL_ALIGN): Back out previous change.
14459 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14461 * configure.ac: Test for .dtprelword support on MIPS.
14462 * configure, config.in: Regenerate.
14463 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14464 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14466 2007-07-03 Julian Brown <julian@codesourcery.com>
14468 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14469 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14470 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14471 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14473 (all_fpus): Add FPUTYPE_VFP3.
14474 (fp_model_for_fpu): Add VFPv3 field.
14475 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14476 (vfp3_const_double_index): New function. Return integer index of
14477 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14479 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14480 and argument represents a valid RTX for a VFPv3 constant.
14481 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14483 (vfp_emit_fstmd): Similar, for fstmd.
14484 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14485 constants, represented as integer indices.
14486 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14487 VFP_REGNO_OK_FOR_DOUBLE macros.
14488 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14489 (arm_file_start): Set float-abi attribute for VFPv3, and output
14490 correct ".fpu" assembler directive.
14491 (arm_dbx_register_numbering): Add FIXME.
14492 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14493 (fputype): Add FPUTYPE_VFP3.
14494 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14495 (CALL_USED_REGISTERS): Likewise.
14496 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14497 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14498 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14499 (D7_VFP_REGNUM): New.
14500 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14501 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14502 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14503 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14504 (REG_ALLOC_ORDER): Adjust for VFPv3.
14505 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14506 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14507 VFP_LO_REGS, VFP_HI_REGS.
14508 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14509 (IS_VFP_CLASS): Define macro.
14510 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14512 (REGISTER_MOVE_COST): Likewise.
14513 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14514 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14515 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14516 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14517 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14518 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14519 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14520 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14521 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14522 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14523 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14524 where appropriate for single-word registers.
14525 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14526 As above. Fix type attributes.
14527 * config/arm/constraints.md (register_contraint "t"): Define.
14528 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14530 (register_constraint "x"): Define.
14531 (constraint "Dv"): Define.
14533 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14535 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14537 2007-07-03 Tom Tromey <tromey@redhat.com>
14539 * c-parser.c (objc_pq_context): Removed.
14540 (objc_need_raw_identifier): Likewise.
14541 (c_parser) <objc_pq_context>: New field.
14542 <objc_need_raw_identifier>: Likewise.
14543 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14544 (c_lex_one_token): Update.
14545 (c_parser_objc_protocol_definition): Update.
14546 (c_parser_objc_method_definition): Update.
14547 (c_parser_objc_methodproto): Update.
14548 (c_parser_declspecs): Update.
14550 2007-07-03 David Ung <davidu@mips.com>
14552 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14554 2007-07-03 David Ung <davidu@mips.com>
14555 Richard Sandiford <richard@codesourcery.com>
14557 * doc/invoke.texi: Document -march=74kf3_2.
14558 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14559 (TUNE_74K): Check for it.
14560 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14561 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14562 * config/mips/mips.md (cpu): Add 74kf3_2.
14563 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14564 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14565 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14566 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14567 74kf3_2 to the CPU list.
14568 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14569 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14570 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14571 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14572 (r74kf3_2_fxfer_from_c1): New insn reservations.
14574 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14575 David Ung <davidu@mips.com>
14577 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14578 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14579 and 74k[fx]. Document aliases for the new options.
14580 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14581 (PROCESSOR_24KF2_1): ...this.
14582 (PROCESSOR_24KX): Rename to...
14583 (PROCESSOR_24KF1_1): ...this.
14584 (PROCESSOR_74KF): Rename to...
14585 (PROCESSOR_74KF2_1): ...this.
14586 (PROCESSOR_74KX): Rename to...
14587 (PROCESSOR_74KF1_1): ...this.
14588 (TUNE_74K): Update PROCESSOR_* names.
14589 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14590 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14591 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14592 (mips_rtx_cost_data): Update processor names in comments.
14593 (mips_issue_rate): Update PROCESSOR_* names.
14594 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14595 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14596 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14597 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14598 Update cpu attribute names.
14599 (r24k_fpu_iss): Rename this reservation to...
14600 (r24kf2_1_fpu_iss): ...this and update all uses.
14601 (r24kx_fpu_iss): Rename this reservation to...
14602 (r24kf1_1_fpu_iss): ...this and update all uses.
14603 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14604 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14605 Update cpu attribute names.
14607 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14609 * config/m32r/constraints.md: New file.
14610 * config/m32r/m32r.c: Include tm-constrs.h.
14611 (small_data_operand): Use satisfies_constraint_* instead of macro.
14612 (addr24_operand, gen_compare): Likewise.
14613 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14614 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14615 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14616 EXTRA_CONSTRAINT): Likewise.
14617 * config/m32r/m32r.md: Include constraints.md.
14618 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14619 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14620 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14621 (two_insn_const_operand, int8_operand, uint16_operand,
14622 reg_or_int16_operand, reg_or_uint16_operand,
14623 reg_or_cmp_int16_operand, cmp_int16_operand,
14624 seth_add3_operand): Likewise.
14626 2007-07-03 Eric Christopher <echristo@gmail.com>
14628 * libgcc2.h: Conditionally declare __bswapsi2 and
14631 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14633 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14636 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14639 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14640 (__gthrw_pragma): Provide default definition.
14641 (__gthrw2): Use it.
14642 * gthr-posix.c (__gthrw_pragma): Define.
14644 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14646 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14647 before declaring inequality.
14649 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14651 * combine.c (recog_for_combine): Log the success or failure of
14652 matching new insn patterns against the machine description in
14655 2007-07-03 Revital Eres <eres@il.ibm.com>
14657 * ddg.c (print_sccs): New function.
14658 (check_sccs): New function.
14659 (create_ddg_all_sccs): Use it.
14660 * ddg.h (print_sccs): Declare.
14661 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14663 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14665 * targhooks.h (default_mode_for_suffix): New function declaration.
14666 * targhooks.c (default_mode_for_suffix): New default target hook.
14667 * target.h (struct c): New structure in the targetm struct.
14668 (mode_for_suffix): New target hook as part of struct c.
14669 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14670 default_mode_for_suffix.
14671 (TARGET_C): New define.
14672 * c-lex.c: Include "target.h".
14673 (interpret_float): Use targetm.c.mode_for_suffix to determine
14674 the mode for a given non-standard suffix.
14675 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14677 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14678 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14680 * doc/extend.texi (Floating Types): New node. Document __float80 and
14681 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14683 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14686 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14687 predicate instead of target_operand.
14688 (divsi3_i1_media, divsi3_media_2): Likewise.
14690 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14692 * tree.h (alias_sets_might_conflict_p): Rename into
14693 alias_sets_must_conflict_p.
14694 * alias.c (alias_sets_might_conflict_p): Likewise.
14695 (alias_sets_conflict_p): Use it.
14696 (objects_must_conflict_p): Likewise.
14697 * c-common.c (strict_aliasing_warning): Adjust.
14699 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14701 * rtlhooks.c (gen_lowpart_if_possible): Check for
14702 invalid subreg before calling gen_lowpart_SUBREG.
14704 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14706 * config/darwin9.h: Add copyright notice.
14707 (LINK_COMMAND_SPEC): Add comment.
14708 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14709 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14710 DARWIN_LIBSYSTEM_HAS_UNWIND.
14712 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14715 * omp-low.c (check_combined_parallel): New function.
14716 (lower_omp_parallel): Call it via walk_stmts, set
14717 OMP_PARALLEL_COMBINED if appropriate.
14718 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14719 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14720 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14721 don't consider it as combined parallel.
14723 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14725 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14726 (gcc_tooldir): Likewise.
14727 * configure: Regenerate.
14728 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14729 old configure.ac gcc_tooldir setting.
14730 (prefix_to_exec_prefix): New variable.
14731 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14732 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14734 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14736 Fix PR tree-optimization/32583
14737 Fix PR tree-optimization/32584
14738 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14739 (phi_translate_set): Use phi_translate directly now.
14740 (make_values_for_stmt): Don't value number RHS if we already know
14743 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14744 Jim Wilson <wilson@specifix.com>
14747 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14750 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14751 Richard Sandiford <richard@codesourcery.com>
14752 Nigel Stephens <nigel@mips.com>
14754 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14755 (mips16e_output_save_restore): Declare.
14756 (mips16e_save_restore_pattern_p): Likewise.
14757 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14758 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14759 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14760 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14761 (BITSET_P): New global macro, extracted from...
14762 (mips_for_each_saved_reg): ...here.
14763 (mips16e_save_restore_info): New struct.
14764 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14765 (mips16e_save_restore_regs): New variable.
14766 (mips_split_plus, mips16e_find_first_register): New functions.
14767 (mips16e_mask_registers): New function.
14768 (compute_frame_size): Expand the commentary before the function.
14769 Enforce the MIPS16e save and restore register range restrictions.
14770 Pad the general register save area at the low end.
14771 (mips16e_save_restore_reg, mips16e_build_save_restore)
14772 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14773 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14774 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14776 (mips_expand_prologue, mips_expand_epilogue): Handle
14777 GENERATE_MIPS16E_SAVE_RESTORE.
14778 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14780 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14782 PR tree-optimization/31966
14783 PR tree-optimization/32533
14784 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14785 "basic_block" description as its third argument. Update function
14786 calls to get destination bb from "edge" argument. Save "cond" into
14787 aux field of the edge. Update prototype for changed arguments.
14788 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14790 (find_phi_replacement_condition): Operate on incoming edges, not
14791 on predecessor blocks. If there is a condition saved in the
14792 incoming edge aux field, AND it with incoming bb predicate.
14793 Return source bb of the first edge.
14794 (clean_predicate_lists): Clean aux field of outgoing node edges.
14795 (tree_if_conversion): Do not initialize cond variable. Move
14796 variable declaration into the loop.
14797 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14798 initializations of new_stmt, arg0 and arg1 variables.
14800 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14802 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14803 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14805 2007-07-02 Richard Guenther <rguenther@suse.de>
14807 * tree-ssa.c (useless_type_conversion_p): Document
14808 future intent as defining the middle-end type system.
14809 Re-structure to call langhook last, group by type class,
14810 mark questionable parts.
14812 2007-07-02 Richard Guenther <rguenther@suse.de>
14814 * tree-flow.h (types_compatible_p): Declare.
14815 * tree-ssa.c (types_compatible_p): New function.
14816 * ipa-type-escape.c (discover_unique_type): Use
14817 types_compatible_p instead of lang_hooks.types_compatible_p.
14818 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14819 * tree-vn.c (expressions_equal_p): Likewise.
14820 * tree.c (fields_compatible_p): Likewise.
14821 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14822 (cprop_operand): Use useless_type_conversion_p instead of
14823 lang_hooks.types_compatible_p.
14824 * tree-inline.c (setup_one_parameter): Likewise.
14825 (declare_return_variable): Likewise.
14826 * tree-nrv.c (tree_nrv): Likewise.
14827 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14828 (maybe_fold_offset_to_component_ref): Likewise.
14829 (maybe_fold_offset_to_reference): Likewise.
14830 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14831 (merge_alias_info): Likewise.
14832 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14833 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14834 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14835 * tree-tailcall.c (find_tail_calls): Likewise.
14836 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14837 * gimplify.c (canonicalize_addr_expr): Likewise.
14838 (fold_indirect_ref_rhs): Likewise.
14839 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14840 (cpt_same_type): Likewise.
14841 (check_pointer_types_r): Swap parameters to cpt_same_type
14843 * fold-const.c (fold_convert): Revert fix for PR15988.
14844 * tree-inline.c (setup_one_parameter): Instead fix it here by
14845 using fold_build1 instead of fold_convert and checking for
14846 error_mark_node. Convert only if the conversion is necessary.
14848 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14850 * configure.ac: Check for .gnu_attribute on Power.
14851 * configure: Regenerate.
14852 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14853 attribute for floating-point ABI.
14855 2007-07-02 Ira Rosen <irar@il.ibm.com>
14857 PR tree-optimization/32230
14858 PR tree-optimization/32477
14859 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14860 address is a constant.
14862 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14864 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14865 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14866 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14867 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14868 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14869 64-bit targets. Add support for *-elfoabi*.
14870 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14871 different settings if $(tm_defines) does not select the EABI.
14872 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14873 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14874 (MIPS_ARCH_OPTION_SPEC): Likewise.
14875 (MIPS_ISA_LEVEL_SPEC): Likewise.
14876 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14877 * config/mips/elfoabi.h: New file.
14879 2007-07-02 Richard Guenther <rguenther@suse.de>
14881 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14882 (useless_type_conversion_p): ... this.
14883 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14884 (useless_type_conversion_p): ... this.
14885 * builtins.c (fold_builtin_memory_op): Rename
14886 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14887 * tree-cfg.c (verify_expr): Likewise.
14888 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14889 * tree-ssa-ccp.c (ccp_fold): Likewise.
14890 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14891 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14893 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14894 * tree-ssa-pre.c (eliminate): Likewise.
14895 * tree-ssa.c (delete_tree_ssa): Likewise.
14896 (tree_ssa_useless_type_conversion): Likewise.
14897 * tree.c (build2_stat): Likewise.
14899 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14901 Fix PR tree-optimization/32571
14902 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14905 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14907 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14908 and other expected operations explicitly, change default to
14911 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14913 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14915 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14916 (tls_load_dot_plus_eight): Move the label number into the unspec.
14917 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14919 2007-07-01 Andreas Schwab <schwab@suse.de>
14921 * dwarf2out.c (initial_return_save): Define only if used.
14923 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14925 Unreverting Richard's Revert of:
14927 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14929 * dce.c (deletable_insn_p_1): New function, split out from...
14930 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14931 specially, not those inside PARALLELs. Remove BODY argument
14932 and adjust recursive call accordingly.
14933 (prescan_insns_for_dce): Update call to delete_insn_p.
14935 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14936 Revital Eres <eres@il.ibm.com>
14938 * ddg.c (create_ddg_all_sccs): Fix missed
14939 initialization of scc_nodes.
14941 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14943 PR middle-end/32559
14944 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14945 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14947 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14949 * configure.ac: Check for .gnu_attribute on MIPS.
14950 * configure, config.in: Regenerate.
14951 * config/mips/mips.c (mips_file_start): If supported, output
14952 attribute for floating-point ABI.
14954 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14957 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14958 (ffs_cmove): New expander to expand using ctz pattern.
14959 (*ffs_cmove): Remove pattern.
14960 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14961 (ffsdi2): Expand using ctz pattern.
14962 (*ffs_rex64): Remove pattern.
14964 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14966 PR rtl-optimization/32296
14967 * pa.md (return): Delete pattern.
14968 (return_internal): Remove "(const_int 1)" from pattern.
14969 (epilogue): Use return_internal pattern for trivial returns.
14970 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14971 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14973 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14975 * tree-ssa-pre.c (is_exception_related): New function
14976 (can_value_number_operation): Use it.
14978 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14980 Fix PR tree-optimization/32540
14981 Fix PR tree-optimization/31651
14983 * tree-ssa-sccvn.c: New file.
14985 * tree-ssa-sccvn.h: Ditto.
14987 * tree-vn.c: Include tree-ssa-sccvn.h
14988 (val_expr_paid_d): Removed.
14989 (value_table): Ditto.
14990 (vn_compute): Ditto.
14991 (val_expr_pair_hash): Ditto.
14992 (val_expr_pair_expr_eq): Ditto.
14993 (copy_vuses_from_stmt): Ditto.
14994 (vn_delete): Ditto.
14996 (shared_vuses_from_stmt): Ditto.
14997 (print_creation_to_file): Moved up.
14998 (sort_vuses): Ditto.
14999 (sort_vuses_heap): Ditto.
15000 (set_value_handle): Make non-static.
15001 (make_value_handle): Ditto.
15002 (vn_add): Rewritten to use sccvn lookups.
15003 (vn_add_with_vuses): Ditto.
15004 (vn_lookup): Ditto (and second argument removed).
15005 (vn_lookup_with_vuses): Ditto.
15006 (vn_lookup_or_add): Ditto (and second argument removed);
15007 (vn_lookup_or_add_with_vuses): Ditto.
15008 (vn_lookup_with_stmt): New.
15009 (vn_lookup_or_add_with_stmt): Ditto.
15010 (create_value_handle_for_expr): Ditto.
15012 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15013 (seen_during_translate): New function.
15014 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15015 (phi_trans_add): Ditto.
15016 (constant_expr_p): FIELD_DECL is always constant.
15017 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15018 Use constant_expr_p.
15019 Avoid infinite recursion on mutually valued expressions.
15020 Change callers of vn_lookup_or_add.
15021 (phi_translate): New function.
15022 (compute_antic_safe): Allow phi nodes.
15023 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15024 (find_or_generate_expression): Rewrite slightly.
15025 (create_expression_by_pieces): Updated for vn_lookup_or_add
15027 Update VN_INFO for new names.
15028 (insert_into_preds_of_block): Update for new names.
15029 (add_to_exp_gen): New function.
15030 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15031 (find_existing_value_expr): Rewrite to changed vn_lookup.
15032 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15033 (try_look_through_load): Removed.
15034 (try_combine_conversion): Ditto.
15035 (get_sccvn_value): New function.
15036 (make_values_for_phi): Ditto.
15037 (make_values_for_stmt): Ditto.
15038 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15040 (init_pre): Update for SCCVN changes.
15042 (execute_pre): Ditto.
15044 * tree-flow.h (make_value_handle): Declare.
15045 (set_value_handle): Ditto.
15046 (sort_vuses_heap): Ditto.
15047 (vn_lookup_or_add_with_stmt): Ditto.
15048 (vn_lookup_with_stmt): Ditto.
15049 (vn_compute): Remove.
15051 (vn_delete): Ditto.
15052 (vn_lookup): Update arguments.
15054 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15055 (tree-vn.o): Ditto.
15056 (tree-ssa-sccvn.o): New.
15057 (OBJS-common): Add tree-ssa-sccvn.o
15059 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15062 * c-typeck.c (build_external_ref): Don't mark as used if called
15064 * calls.c (rtx_for_function_call): Likewise.
15066 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15070 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15072 * dce.c (deletable_insn_p_1): New function, split out from...
15073 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15074 specially, not those inside PARALLELs. Remove BODY argument
15075 and adjust recursive call accordingly.
15076 (prescan_insns_for_dce): Update call to delete_insn_p.
15078 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15080 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15081 (try_combine): Move potential calls to undo_all() so they happen
15082 before we commit to using the combined insns.
15084 2007-06-30 Jan Hubicka <jh@suse.cz>
15086 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15089 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15091 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15092 (cgraph_remove_unreachable_nodes): Likewise.
15093 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15094 * ipa-inline.c (update_caller_keys): Cast according to the coding
15096 (cgraph_decide_recursive_inlining): Likewise.
15097 (cgraph_decide_inlining_of_small_function): Likewise.
15098 (try_inline): Likewise.
15099 (cgraph_decide_inlining_incrementally): Likewise.
15100 * ipa-pure-const.c (get_function_state): Likewise.
15101 (scan_function): Likewise.
15102 (analyze_function): Likewise.
15103 (static_execute): Likewise.
15104 * ipa-reference.c (scan_for_static_refs): Likewise.
15105 (merge_callee_local_info): Likewise.
15106 (analyze_function): Use type safe memory macros.
15107 (static_execute): Likewise. Cast according to the coding conventions.
15108 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15110 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15112 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15113 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15116 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15118 PR middle-end/30024
15119 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15120 for complex modes (both int and real).
15122 2007-06-29 Jan Hubicka <jh@suse.cz>
15124 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15126 2007-06-29 Jan Hubicka <jh@suse.cz>
15128 PR middle-end/32372
15129 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15132 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15135 * config/avr/avr.c: Include dataflow header file.
15136 (expand_prologue): Adjust for prologue insn change.
15137 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15140 2007-06-29 Richard Guenther <rguenther@suse.de>
15142 PR middle-end/32493
15143 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15144 during type verification.
15146 2007-06-29 Jan Hubicka <jh@suse.cz>
15148 * recog.c (validate_change_rtx_1): Unshare TO argument.
15150 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15152 PR tree-optimization/24659
15153 * tree-vect-transform.c (vectorizable_call): Handle
15154 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15156 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15157 * config/i386/i386.c (enum ix86_builtins)
15158 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15159 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15161 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15162 const using def_builtin_const.
15163 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15164 input operands in the same modes as the result.
15165 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15167 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15169 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15170 (df_set_dead_notes_for_mw): Likewise.
15172 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15174 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15176 2007-06-28 DJ Delorie <dj@redhat.com>
15178 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15180 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15182 * doc/invoke.texi (C++ Dialect Options): Document
15183 fvisibility-ms-compat.
15184 * c.opt (fvisibility-ms-compat): New.
15186 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15189 * tree-affine.c (aff_combination_add_elt): Handle
15190 pointer addition specially.
15192 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15194 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15195 decl is non-external for AIX ABI.
15197 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15199 * config/rs6000/predicates.md (current_file_function_operand):
15200 Ensure the symbol is non-external for AIX ABI.
15202 2007-06-28 Nick Clifton <nickc@redhat.com>
15204 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15205 (fdce, fdse, fpredictive-commoning): Likewise.
15207 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15210 * gcc.c (process_command): Recognize the new -static-libgfortran
15213 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15216 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15217 Use a call clobbered hard reg instead of a pseudo reg.
15219 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15221 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15223 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15226 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15227 REG_LIBCALL and REG_RETVAL notes.
15228 (divsi3, mulsi3): Likewise.
15229 (mulhisi3): Likewise. Use emit_libcall_block.
15230 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15232 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15234 PR rtl-optimization/32481
15235 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15237 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15239 * dce.c (deletable_insn_p_1): New function, split out from...
15240 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15241 specially, not those inside PARALLELs. Remove BODY argument
15242 and adjust recursive call accordingly.
15243 (prescan_insns_for_dce): Update call to delete_insn_p.
15245 2007-06-27 Richard Guenther <rguenther@suse.de>
15247 PR middle-end/32492
15248 * tree.h (fold_convertible_p): Declare.
15249 * fold-const.c (fold_convertible_p): New function.
15250 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15251 instead of lang_hooks.types_compatible_p.
15253 2007-06-26 Jan Hubicka <jh@suse.cz>
15255 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15256 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15257 early use validate_unshare_change.
15258 (reload_combine): Likewise.
15259 * recog.c (change_t): New field unshare.
15260 (validate_change_1): Rename from validate_change; add argument unshare.
15261 (validate_change): Turn into wrapper of validate_change_1; update
15262 prototype for bools.
15263 (validate_unshare_change): New.
15264 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15265 calls of df_insn_rescan.
15266 * recog.h (validate_change): Replace ints by bools.
15267 (validate_unshare_change): Declare.
15269 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15271 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15273 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15275 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15277 2007-06-25 Jan Hubicka <jh@suse.cz>
15279 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15281 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15282 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15283 places other call site specific checks are performed.
15285 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15288 * tree-vect-transform.c (vectorizable_operation): Convert
15289 POINTER_PLUS_EXPR over to PLUS_EXPR.
15291 2007-06-25 Chao-ying Fu <fu@mips.com>
15293 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15294 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15295 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15296 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15298 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15299 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15300 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15301 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15302 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15303 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15304 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15305 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15306 ALL_FIXED_POINT_MODE_P): New define.
15307 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15309 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15311 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15312 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15313 MODE_VECTOR_UACCUM): New mode classes.
15315 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15316 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15317 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15320 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15321 (blank_mode): Initialize ibit and fbit.
15322 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15323 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15325 (new_adjust): Change required_class to required_class_from and
15326 required_class_to for testing within a range.
15327 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15328 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15329 MODE_VECTOR_UACCUM.
15330 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15331 (make_fixed_point_mode): New.
15332 (_ADD_ADJUST): Change C to C1 and C2.
15333 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15334 use a range for machine classes.
15335 (ADJUST_IBIT, ADJUST_FBIT): New.
15336 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15338 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15339 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15340 Emit adjustment for ibit and fbit.
15341 (emit_mode_ibit, emit_mode_fbit): New.
15342 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15344 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15346 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15347 as the source of the set.
15349 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15351 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15352 FP_REGNO_P): Use IN_RANGE.
15353 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15354 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15355 (DATA_REG_P): Use DATA_REGNO_P.
15356 (FP_REG_P): Use FP_REGNO_P.
15357 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15358 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15359 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15361 2007-06-24 Jan Hubicka <jh@suse.cz>
15363 PR middle-end/30563
15364 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15366 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15368 PR middle-end/32461
15369 * fold-const.c (fold_binary): Strip nops of operand 0
15370 of BIT_NOT_EXPR before calling operand_equal_p.
15371 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15372 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15374 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15376 * doc/extend.texi: Document that dllimport and dllexport imply
15377 default visibility.
15378 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15379 imported or exported declaration, including type declarations.
15380 * c-common.c (handle_visibility_attribute): Check for conflicts
15381 with dllimport/dllexport.
15382 (c_determine_visibility): Handle dllimport/dllexport as an
15383 explicit visibility atttribute.
15385 2007-06-23 Richard Guenther <rguenther@suse.de>
15387 PR tree-optimization/16876
15388 PR middle-end/29478
15389 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15391 * tree-inline.c (initialize_inlined_parameters): Do not call
15392 lang_hooks.tree_inlining.convert_parm_for_inlining.
15393 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15394 reason for mismatched types.
15395 * gimplify.c (gimplify_call_expr): Verify the call expression
15396 arguments match the called function type signature. Otherwise
15397 mark the call expression to be not considered for inlining
15398 using CALL_CANNOT_INLINE_P flag.
15399 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15400 edges call expression.
15401 (cgraph_decide_inlining_of_small_function): Likewise.
15402 (cgraph_decide_inlining): Likewise.
15403 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15405 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15406 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15407 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15408 Remove declaration.
15409 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15410 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15412 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15413 convert_parm_for_inlining member.
15415 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15418 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15419 Remove optimization for GT.
15421 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15423 PR middle-end/32437
15424 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15426 (prescan_insns_for_dce): Add extra parameter.
15428 2007-06-23 Jan Hubicka <jh@suse.cz>
15430 PR middle-end/31541
15431 * gimplify.c (mark_addressable): New function.
15432 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15434 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15436 PR middle-end/32374
15437 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15439 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15442 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15443 moves between MMX/SSE registers to at least 8 units to prevent
15444 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15446 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15448 * config/i386/i386.c (override_options): Correct x86_sahf
15451 2007-06-21 David Daney <ddaney@avtrex.com>
15454 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15455 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15456 (exception_receiver): Renamed to ...
15457 (nonlocal_goto_receiver): ... this.
15459 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15461 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15462 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15463 partial register accesses.
15465 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15467 * fold-const.c (debug_fold_checksum): Move it under
15468 ENABLE_FOLD_CHECKING.
15470 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15472 PR middle-end/20623
15473 * tree.h (debug_fold_checksum): Declared.
15474 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15475 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15476 build_fold_addr_expr_with_type_1.
15477 (fold_addr_expr, debug_fold_checksum): New.
15478 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15479 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15480 Use fold_addr_expr.
15482 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15484 PR tree-optimization/19590
15485 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15486 of scev is a constant.
15488 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15490 * df-problems.c (df_note_bb_compute): Made computation of live
15491 info consistent with df_lr.
15493 2007-06-21 Richard Guenther <rguenther@suse.de>
15495 PR tree-optimization/32453
15496 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15497 for pointer anti-range.
15499 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15501 * config/i386/i386.c (processor_target_table): Increase maximum
15502 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15505 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15506 byte alignment if > 8 byte alignment is preferred.
15507 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15509 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15511 PR tree-optimization/31866
15512 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15513 if ASM_EXPR's input is not a SSA_NAME.
15515 PR middle-end/32362
15516 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15517 but decl is a global var, instead return decl.
15518 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15519 even for is_global_var decls, if they are private in some outer
15522 2007-06-21 Richard Guenther <rguenther@suse.de>
15524 PR tree-optimization/32451
15525 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15527 2007-06-21 Christian Bruel <christian.bruel@st.com>
15529 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15530 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15531 (push_regs): Changed saving order or banked registers.
15532 (sh_expand_epilogue): Likewise.
15533 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15534 (FIRST_BANKED_REG): Likewise.
15535 (LAST_BANKED_REG): Likewise.
15536 * config/sh/sh.md (banked) New attribute.
15537 (in_delay_slot): Check banked attribute.
15539 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15541 PR tree-optimization/32075
15542 * tree-data-ref.c (subscript_dependence_tester_1,
15543 analyze_miv_subscript, analyze_overlapping_iterations,
15544 add_distance_for_zero_overlaps, build_classic_dist_vector,
15545 subscript_dependence_tester_1, analyze_overlapping_iterations,
15546 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15547 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15548 to evolution_function_is_affine_multivariate_p.
15550 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15552 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15554 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15557 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15559 * config/m32c/prologue.md (epilogue_exitd_16): New.
15560 (epilogue_reit_16): New.
15561 (epilogue_exitd): Rename to epilogue_exitd_24.
15562 (epilogue_reit): Rename to epilogue_reit_24.
15564 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15565 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15567 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15569 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15570 if dbg_cnt (sched_insn) reaches the limit.
15571 (choose_ready): New parameter INSN_PTR and new return value.
15572 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15573 the new return value from choose_ready.
15574 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15575 (rest_of_handle_global_alloc): New global_alloc_at_func.
15577 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15579 PR tree-optimization/25737
15580 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15581 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15582 * tree-flow.h (struct fieldoff): Add new field alias_set.
15583 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15584 argument addressable_type. Set alias_set of fieldoff.
15585 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15586 (create_overlap_variables_for): Pass alias_set from fieldoff to
15588 * alias.c (get_alias_set): Use alias_set from SFT if set.
15590 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15592 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15593 of a variable as an unsigned HOST_WIDE_INT integer.
15595 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15597 PR rtl-optimization/32405
15598 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15600 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15602 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15604 PR middle-end/31959
15605 * builtins.c: Include diagnostic.h.
15606 (expand_builtin_expect): Make gcc_assert more permissive.
15607 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15609 PR inline-asm/32109
15610 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15613 PR middle-end/32285
15614 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15615 if ACCUMULATE_OUTGOING_ARGS.
15617 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15619 * config/m68hc11/m68hc11.c: Include dataflow header file.
15620 (m68hc11_reorg): Port to dataflow.
15622 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15624 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15625 (struct df_problem.free_blocks_on_set_blocks): New field.
15626 (struct dataflow.optional_p): New field.
15627 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15628 (df_live_set_all_dirty): New function.
15629 * df-scan.c (df_scan_alloc): Initialize optional_p.
15630 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15631 * df-core.c (df_set_blocks): Removed use of
15632 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15633 df_problem.free_blocks_on_set_blocks to determine which blocks are
15635 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15636 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15637 uses dataflow.optional_p to determine if problem should be
15639 (rest_of_handle_df_initialize): Only start live problem if
15641 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15642 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15643 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15644 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15645 problem_NOTE): Initialize free_blocks_on_set_blocks.
15646 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15648 (df_live_set_all_dirty, df_note_alloc): New function.
15649 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15651 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15652 * postreload.c (reload_combine): Ditto.
15653 * cse.c (cse_extended_basic_block): Ditto.
15654 * regmove.c (mark_flags_life_zones): Ditto.
15655 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15656 erase_matching_seqs): Ditto.
15657 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15658 * integrate (allocate_initial_values): Ditto.
15659 * combine.c (reg_dead_at_p): Ditto.
15660 * resource.c (mark_target_live_regs): Ditto.
15661 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15662 * config/sh/sh.c (find_r0_life_regions): Ditto.
15663 * global.c (rest_of_handle_global_alloc): Only add back df_live
15665 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15666 df_live for -O > 1.
15667 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15669 (if_convert): Make sure df_live is there at -O == 1.
15670 (pass_if_after_combine): Cleanup flags.
15671 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15672 is there at -O == 1.
15674 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15676 * config/arm/arm.c (arm_get_frame_offsets): Set
15677 offsets->locals_base to avoid negative stack size.
15678 (thumb1_expand_prologue): Assert on negative stack size.
15680 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15682 PR tree-optimization/32367
15683 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15684 of the chrec has no evolution in that loop.
15685 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15687 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15689 * config/xtensa/xtensa.c: Include "df.h".
15690 (xtensa_builtin_saveregs): Use adjust_address instead of
15692 (xtensa_va_start): Invoke make_tree with sizetype for
15693 expand_builtin_saveregs and then convert the result to a pointer.
15694 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15695 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15696 Subtract argument size from index value as integers and then use
15697 POINTER_PLUS_EXPR to add the result to the array address.
15699 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15702 * config/m32c/m32c.c: Include dataflow header file.
15703 (m32c_emit_prologue): Adjust for prologue insn change.
15704 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15705 once inside a PARALLEL. Assume frame size passed in operand 0
15706 includes space to save the fb register.
15707 (prologue_enter_24): Likewise.
15708 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15710 2007-06-19 David Daney <ddaney@avtrex.com
15713 * config/mips/mips.md (cprestore): Mark $gp as used.
15715 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15718 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15719 (frv_ifcvt_modify_insn): Likewise.
15721 2007-06-19 Richard Guenther <rguenther@suse.de>
15723 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15724 only handle positive offsets that fit in a HOST_WIDE_INT.
15726 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15728 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15729 result of rsqrt insn for zero input argument to avoid NaN.
15731 2007-06-19 Richard Guenther <rguenther@suse.de>
15733 PR middle-end/31950
15734 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15736 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15738 PR tree-optimization/32353
15739 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15741 2007-06-19 Nick Clifton <nickc@redhat.com>
15743 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15745 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15748 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15749 * config/i386/i386.c (assign_386_stack_local): Assert that
15750 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15751 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15752 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15753 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15755 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15757 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15759 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15761 PR rtl-optimization/32321
15762 * gcse.c (replace_store_insn): Update the note before
15763 calling emit_insn_after.
15765 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15767 PR middle-end/32355
15768 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15770 * df-problems.c (df_note_bb_compute): Fix dumping info.
15772 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15774 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15775 insn with emit_jump_insn.
15777 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15779 PR tree-optimization/32383
15780 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15781 * targhooks.h (default_builtin_reciprocal): Update prototype.
15782 * target.h (struct gcc_target): Update builtin_reciprocal.
15783 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15784 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15785 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15786 when fndecl is in BUILT_IN_MD class.
15787 (execute_convert_to_rsqrt): Ditto.
15789 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15790 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15791 Convert BUILT_IN_SQRTF code only when md_fn is false.
15793 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15795 * bt-load.c (move_btr_def): Fix the order of arguments
15796 to validate_replace_rtx.
15798 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15800 * config/m68k/m68k-devices.def: Add 54450..54455.
15802 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15804 PR rtl-optimization/32366
15805 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15806 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15809 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15811 PR middle-end/32349
15812 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15813 this is true, rescan insn being modified.
15814 (sms_schedule): Added rescan parameter.
15815 (rest_of_handle_sms): Moved freeing of dominance info to before
15816 getting out of cfg_layout.
15818 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15820 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15821 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15824 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15825 FL_CF_EMAC from the entry for isac.
15827 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15828 (const_sibcall_operand): New.
15829 (sibcall_operand): Use it.
15830 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15831 (m68k_isas): ISAC does not imply FPU or EMAC.
15832 (override_options): Add ISA_C logic for symbolic jump & call.
15834 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15836 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15837 return mode from the builtin itself.
15838 (sparc_fold_builtin): Fix cast of zero constant.
15840 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15842 * targhooks.c (default_builtin_reciprocal): New default target hook.
15843 * targhooks.h (default_builtin_reciprocal): Add prototype.
15844 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15845 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15846 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15847 default_builtin_reciprocal.
15849 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15851 PR middle-end/31723
15852 * hooks.c (hook_tree_tree_bool_null): New hook.
15853 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15854 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15855 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15856 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15857 and convert it to reciprocal a*rfunc(b).
15858 (execute_convert_to_rsqrt): New function.
15859 (gate_convert_to_rsqrt): New function.
15860 (pass_convert_to_rsqrt): New pass definition.
15861 * target.h (struct gcc_target): Add builtin_reciprocal.
15862 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15863 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15864 TARGET_BUILTIN_RECIPROCAL.
15865 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15867 * config/i386/i386.h (TARGET_RECIP): New define.
15868 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15869 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15870 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15871 and not optimizing for size.
15872 (*rcpsf2_sse): New insn pattern.
15873 (*rsqrtsf2_sse): Ditto.
15874 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15875 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15876 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15877 and not optimizing for size.
15878 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15879 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15880 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15881 and not optimizing for size.
15882 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15883 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15884 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15885 and not optimizing for size.
15886 (*sse_rsqrtv4sf2): Do not export.
15887 (sqrtv4sf2): Ditto.
15888 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15889 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15890 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15891 and not optimizing for size.
15892 (sqrtv4sf2): Ditto.
15893 * config/i386/i386.opt (mrecip): New option.
15894 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15895 (ix86_emit_swsqrtsf): Ditto.
15896 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15897 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15898 builtin definition.
15899 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15900 ix86_expand_unop1_builtin.
15901 (ix86_emit_swdivsf): New function.
15902 (ix86_emit_swsqrtsf): Ditto.
15903 (ix86_builtin_reciprocal): New function.
15904 (TARGET_BUILTIN_RECIPROCAL): Use it.
15905 (ix86_vectorize_builtin_conversion): Rename from
15906 ix86_builtin_conversion.
15907 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15908 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15909 "i386 and x86_64 Options" section.
15910 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15912 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15913 Zdenek Dvorak <dvorakz@suse.cz>
15914 Richard Guenther <rguenther@suse.de>
15915 Kaz Kojima <kkojima@gcc.gnu.org>
15917 * tree-vrp.c (compare_values_warnv): Convert val2 to
15919 (extract_range_from_assert): Create
15920 POINTER_PLUS_EXPR for pointer types.
15921 (extract_range_from_binary_expr): Handle
15922 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15924 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15925 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15926 POINTER_PLUS_EXPR as PLUS_EXPR.
15927 (number_of_iterations_lt_to_ne):
15928 For pointer types, use sizetype when
15929 creating MINUS_EXPR/PLUS_EXPRs.
15930 (assert_loop_rolls_lt): For pointer types, use sizetype when
15931 creating MINUS_EXPR/PLUS_EXPRs.
15932 (number_of_iterations_le): Likewise.
15933 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15934 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15935 like PLUS_EXPR and MINUS_EXPR.
15936 * tree-pretty-print.c (dump_generic_node): Handle
15938 (op_prio): Likewise.
15939 (op_symbol_1): Likewise.
15940 * optabs.c (optab_for_tree_code): Likewise.
15941 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15943 * tree-tailcall.c (process_assignment): Mention
15944 POINTER_PLUS_EXPR in a TODO comment.
15945 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15946 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15947 not used with a pointer and an integer type.
15948 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15949 increment using chrec_convert_rhs instead of chrec_convert.
15950 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15951 PLUS_EXPR except for the right hand side's type will be
15953 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15954 (fold_used_pointer_cast): Kill.
15955 (pointer_offset_p): Kill.
15956 (fold_used_pointer): Kill.
15957 (pointer_used_p): Kill.
15958 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15959 call fold_used_pointer.
15960 (instantiate_parameters_1): Convert the increment
15961 using chrec_convert_rhs instead of chrec_convert.
15962 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15963 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15964 instead of PLUS_EXPR.
15965 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15966 PLUS_EXPR for pointers.
15967 (std_gimplify_va_arg_expr): Likewise.
15968 (fold_builtin_memory_op): Likewise.
15969 (fold_builtin_strstr): Likewise.
15970 (fold_builtin_strchr): Likewise.
15971 (fold_builtin_strrchr): Likewise.
15972 (fold_builtin_strpbrk): Likewise.
15973 (expand_builtin_memory_chk): Likewise.
15974 (fold_builtin_memory_chk): Likewise.
15975 (std_expand_builtin_va_start): Use
15976 sizetype for the call to make_tree and then convert
15977 to the pointer type.
15978 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15979 instead of PLUS_EXPR for adding to a pointer.
15980 (std_gimplify_va_arg_expr): Use fold_build2 for
15981 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15982 the operands to sizetype first and then cast the BIT_AND_EXPR
15983 back to the pointer type.
15984 * fold-const.c (build_range_check): Handle pointer types
15986 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15987 of PLUS_EXPR's. Make sure the offset is converted to
15989 (try_move_mult_to_index): Strip the NOPs from the offset.
15990 Remove code argument and replace all uses with PLUS_EXPR.
15991 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15992 specially. Don't use a pointer type for MINUS_EXPR.
15993 (fold_unary): Handle for (T1)(X op Y),
15994 only p+ as that is the only as that can be handled for
15995 binary operators now.
15996 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15998 <case PLUS_EXPR>: Add folding of PTR+INT into
16000 Don't call try_move_mult_to_index.
16001 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16002 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16003 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16004 Don't call try_move_mult_to_index.
16005 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16006 (tree_expr_nonzero_p): Likewise.
16007 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16008 of PLUS_EXPR for the complex expression folding.
16009 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16010 first chrec is a pointer type, then the second should
16011 be sizetype and not the first's type.
16012 For POINTER_PLUS_EXPR, use a different right hand side type.
16013 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16014 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16015 different right hand side type.
16016 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16017 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16018 instead of PLUS_EXPR.
16019 When either operand is zero, convert the other operand.
16020 (chrec_apply): Use chrec_convert_rhs
16021 on the argument x instead of chrec_convert.
16022 (reset_evolution_in_loop): For pointer types, the new_evol
16023 should be sizetype.
16024 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16025 different right hand side type.
16026 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16027 (chrec_convert_rhs): New function.
16028 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16029 different right hand side type.
16030 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16031 * tree-chrec.h (chrec_convert_rhs): New prototype.
16032 (build_polynomial_chrec): For pointer types, the right hand
16033 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16034 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16035 Remove subtraction case as it is always addition now.
16036 Make sure the offset is converted to sizetype.
16037 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16038 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16039 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16040 PLUS_EXPR in pointer type.
16041 Handle POINTER_PLUS_EXPR.
16042 (tree_to_aff_combination): Likewise.
16043 (force_expr_to_var_cost): Likewise.
16044 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16045 instead of PLUS_EXPR for pointers.
16046 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16047 instead of PLUS_EXPR of pointer types.
16048 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16050 (check_va_list_escapes): Likewise.
16051 (check_all_va_list_escapes): Likewise.
16052 * dwarf2out.c (loc_descriptor_from_tree_1):
16053 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16054 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16055 (string_constant): Likewise.
16056 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16057 the offset to the base, use POINTER_PLUS_EXPR.
16058 (add_to_parts): Convert the index to sizetype.
16059 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16060 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16061 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16062 Offset only holds something for PLUS_EXPR.
16063 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16065 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16067 (analyze_accesses_for_modify_stmt): Likewise.
16068 Remove comment about the type being integral type as it is
16070 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16072 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16074 Correct the type which the artimentic is done in (is now
16077 * tree-data-ref.c (split_constant_offset): Handle
16079 * tree-affine.c (tree_to_aff_combination): Likewise.
16080 * c-typeck.c (build_unary_op): For pointers create the increment
16081 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16083 * gimplify.c (gimplify_self_mod_expr): Create a
16084 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16085 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16086 * tree.def (POINTER_PLUS_EXPR): New tree code.
16087 * tree-predcom.c (ref_at_iteration): If we have a pointer
16088 type do the multiplication in sizetype.
16089 * tree-mudflap.c (mf_xform_derefs_1): Create a
16090 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16091 * tree-ssa-forwprop.c
16092 (forward_propagate_addr_into_variable_array_index):
16093 Don't expect there to be a cast for the index as that
16094 does not exist anymore.
16095 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16096 instead of PLUS_EXPR.
16097 Don't check for the first operand of the POINTER_PLUS_EXPR
16098 was the index as it cannot be.
16099 Call forward_propagate_addr_into_variable_array_index with
16100 the SSA_NAME instead of the statement.
16101 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16102 (compare_constant): Likewise.
16103 (copy_constant): Likewise.
16104 (compute_reloc_for_constant): Likewise.
16105 (output_addressed_constants): Likewise.
16106 (initializer_constant_valid_p): Likewise.
16107 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16108 Convert the MIN/MAX of the inner type to the outer
16109 type before comparing them.
16110 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16111 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16112 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16113 of PLUS_EXPR for pointers.
16114 * tree-inline.c (estimate_num_insns_1): Handle
16116 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16117 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16118 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16119 instead of PLUS_EXPR for the pointer increment statement.
16120 (vect_update_ivs_after_vectorizer): For pointer types, create
16121 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16122 MULT_EXPR in sizetype.
16123 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16125 * tree-object-size.c (plus_expr_object_size): Handle
16126 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16127 code which is trying to figure out which side is a pointer and
16129 (check_for_plus_in_loops_1): Likewise.
16130 (check_for_plus_in_loops): Likewise.
16131 * c-common.c (pointer_int_sum): Create a
16132 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16133 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16134 only POINTER_PLUS_EXPR. Removing all the extra
16135 code which is trying to figure out which side is a pointer and
16137 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16138 PLUS_EXPR and MINUS_EXPR.
16139 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16141 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16142 with make_tree, instead of a pointer type.
16143 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16144 for pointers instead of PLUS_EXPR.
16145 (s390_gimplify_va_arg): Likewise.
16146 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16147 instead of PLUS_EXPR when doing addition on pointer
16148 types. Use sizetype for the second operand.
16149 (spu_gimplify_va_arg_expr): Likewise.
16150 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16151 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16152 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16153 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16154 for the pointer addition and also use size_int/sizetype
16156 (ix86_gimplify_va_arg): Likewise.
16157 Perform BIT_AND_EXPR on sizetype arguments.
16158 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16159 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16160 for the pointer additions and also use size_int for the offsets.
16161 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16162 additions and also use size_int for the offsets. Perform
16163 BIT_AND_EXPR on sizetype arguments.
16164 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16165 POINTER_PLUS_EXPR for pointers and create the
16166 BIT_AND_EXPR in sizetype.
16167 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16168 instead of PLUS_EXPR for pointer addition.
16169 (rs6000_va_start): Likewise.
16170 Also use sizetype for the offset.
16171 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16172 as PLUS_EXPR/MINUS_EXPR.
16173 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16174 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16175 Don't use BIT_AND_EXPR on a pointer type, convert the
16176 expression to sizetype first.
16177 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16179 (mips_gimplify_va_arg_expr): Likewise.
16180 Don't create BIT_AND_EXPR in a pointer type.
16182 2007-06-15 Eric Christopher <echristo@apple.com>
16184 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16185 (x86_64-*-darwin*): Ditto.
16186 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16189 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16191 * doc/extend.texi: Document behavior of __attribute__((aligned))
16194 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16196 * rtlanal.c (note_stores): Improve documentation.
16198 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16200 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16201 LOCAL_LABEL_PREFIX): Delete.
16202 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16203 (bfin_internal_label): Delete.
16205 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16207 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16208 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16209 otherwise define to LIBGCC2_TF_CEXT.
16210 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16211 (LIBGCC_TF_CEXT): Ditto.
16214 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16216 PR rtl-optimization/32339
16217 * df-scan.c (df_uses_record): Don't modify flags but just add to
16218 it for df_ref_record.
16220 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16222 * tree-mudflap.c: Fix whitespace issues.
16224 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16226 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16228 2007-06-14 Eric Christopher <echristo@apple.com>
16230 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16231 (movv4sf): Use gcc_unreachable instead of abort.
16233 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16236 * config/i386/sfp-machine.h (CMPtype): New define.
16237 (mach stubs): Use CMPtype instead of int as a return type.
16239 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16241 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16242 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16243 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16244 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16245 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16246 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16247 config/soft-fp/soft-fp.h: Update from glibc CVS.
16249 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16251 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16253 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16256 * config/v850/v850.c: Include dataflow header file.
16257 (substitute_ep_register): Fix typo.
16259 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16261 * configure.ac: Fix earlier checkin.
16262 * configure: Regenerated.
16264 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16266 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16267 * aclocal.m4: Regenerate.
16268 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16269 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16270 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16271 * configure: Regenerate.
16272 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16274 * Makefile.in (quickstrap): Build libgcc too.
16276 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16278 * configure.ac: Add --enable-checking=df. Explicitly mention that
16279 the variables are initialized as for "release".
16280 * df-core.c: Use it.
16281 * configure: Regenerate.
16282 * config.in: Regenerate.
16284 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16286 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16287 validate_replace_rtx instead of replace_rtx.
16288 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16290 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16292 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16293 (DWARF2_UNWIND_INFO): Override default if configured with
16295 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16296 (ENDFILE_SPEC): Add crtend.o.
16297 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16298 (ENDFILE_SPEC): Add crtend.o.
16299 (TARGET_USE_JCR_SECTION): Define.
16300 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16302 * config/i386/cygming-crtbegin.c: New file.
16303 * config/i386/cygming-crtend.c: New file.
16305 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16307 * config/i386/w32-unwind.h: New file.
16309 2007-06-13 Eric Christopher <echristo@apple.com>
16311 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16312 the user set a value below STACK_BOUNDARY.
16314 2007-06-13 Thiemo Seufer <ths@networkno.de>
16316 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16317 imply -lpthread for -pthread.
16319 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16321 * basic-block.h: Remove the prototype for
16322 free_basic_block_vars.
16323 * cfglayout.h: Remove the prototype for
16324 insn_locators_initialize.
16325 * tree.h: Remove the prototype for emit_line_note.
16327 * tree-ssa-pre.c (mergephitemp): Remove.
16328 (init_pre): Don't use mergephitemp.
16330 2007-06-13 Eric Christopher <echristo@apple.com>
16332 * config/i386/i386.c (override_options): If we've specified
16333 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16335 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16337 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16340 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16342 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16343 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16344 (eh_store_handler): New pattern.
16345 (eh_return): Emit it instead of a plain move.
16347 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16349 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16350 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16351 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16354 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16356 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16357 (find_next_insn_start, find_load): New functions.
16358 (bfin_reorg): Use them to deal with the fact that parallel insns are
16359 no longer represented as a SEQUENCE.
16361 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16363 * config/sparc/sparc.c (sparc_override_options): Initialize
16364 fpu mask correctly.
16366 2007-06-13 Dave Korn <dave.korn@artimi.com>
16368 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16370 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16372 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16373 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16374 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16375 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16376 tree-vect-transform.c: Fix comment typos. Follow spelling
16379 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16381 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16382 to the exit block use set.
16383 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16384 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16385 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16387 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16389 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16390 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16391 to indicate an error.
16392 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16394 (dbg_cnt_process_opt): Print an error on a bad argument.
16395 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16396 * common.opt (-fdbg-cnt-list): New.
16397 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16399 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16401 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16402 flag on ref-all pointers.
16404 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16406 PR middle-end/31579
16407 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16408 for the offset with the modifier as EXPAND_INITIALIZER
16409 if the modifier is EXPAND_INITIALIZER.
16410 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16411 a register if we had an overflow.
16413 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16415 * real.c (real_isfinite): New.
16416 (real_sqrt): Use it.
16417 * real.h (real_isfinite): New.
16418 * builtins.c: Use it.
16420 2007-06-12 Ian Lance Taylor <iant@google.com>
16421 Daniel Berlin <dberlin@dberlin.org>
16424 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16425 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16426 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16427 (DECL_NO_TBAA_P): Define.
16428 (struct tree_decl_common): Add no_tbaa_flag field.
16429 * tree-ssa-structalias.c (struct variable_info): Add
16430 no_tbaa_pruning field.
16431 (new_var_info): Initialize no_tbaa_pruning field.
16432 (unify_nodes): Copy no_tbaa_pruning field.
16433 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16434 (dump_solution_for_var): Print no_tbaa_pruning flag.
16435 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16437 (compute_tbaa_pruning): New static function.
16438 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16439 Call compute_tbaa_pruning.
16440 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16441 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16442 * gimple-low.c (lower_stmt): Likewise.
16443 * tree-gimple.c (is_gimple_stmt): Likewise.
16444 * tree-ssa-operands.c (get_expr_operands): Likewise.
16445 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16446 * tree-inline.c (estimate_num_insns_1): Likewise.
16447 (copy_result_decl_to_var): Likewise.
16448 * expr.c (expand_expr_real_1): Likewise.
16449 * tree-pretty-print.c (dump_generic_node): Likewise.
16450 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16451 * omp-low.c (omp_copy_decl_2): Likewise.
16452 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16453 * doc/c-tree.texi (Expression trees): Document
16454 CHANGE_DYNAMIC_TYPE_EXPR.
16456 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16458 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16459 with !HONOR_NANS and !HONOR_INFINITIES.
16460 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16462 2007-06-12 Tristan Gingold <gingold@adacore.com>
16464 * gcov.c: Comments updated.
16465 (source_info): Add file_time field.
16466 (source_index): New variable.
16467 (mutiple_files): New variable.
16468 (generate_results): New function extracted from process_file.
16469 (process_file): Save and restore chain of functions, generate
16470 results and free structures only if not merging results.
16471 (release_structures): File names are now freed in create_file_names
16472 (create_file_names): Free previous file names.
16473 (find_source): File date is now read here and modifications in
16474 source files is checked here.
16475 (read_graph_file): Only reverse order of functions for the current
16477 (make_gcov_file_name): Do not generate long names if input_name is
16479 (output_lines): If merging results do not display graph, data and
16481 Checking source file modification is done in find_source.
16483 * doc/gcov.texi: Append an s to sourcefile.
16485 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16487 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16488 (forced_nop): New pattern.
16489 * config/bfin/bfin.c: Include "df.h".
16490 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16491 (bfin_discover_loop): Use df_get_live_in instead of
16492 global_live_at_start.
16493 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16494 df_analyze when done.
16495 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16496 the insns. Use QImode for the final insn in a bundle. Call
16497 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16499 (reorder_var_tracking_notes): New function.
16500 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16501 update_life_info. Call df_analyze after scheduling and bundle
16502 generation. Call reorder_var_tracking_notes if generating these
16503 notes. Call df_finish_pass at the end.
16505 2007-06-12 Dirk Mueller <dmueller@suse.de>
16507 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16508 a comparison, not an assignment.
16510 2007-06-12 Olivier Hainque <hainque@adacore.com>
16512 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16513 Request walking the subtrees only, leaving the current is_lhs/val_only
16515 (convert_non_local_reference): Likewise.
16517 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16519 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16521 2007-06-12 Richard Guenther <rguenther@suse.de>
16523 PR tree-optimization/15353
16524 PR tree-optimization/31657
16525 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16526 * timevar.def: Add TV_TREE_IFCOMBINE.
16527 * tree-pass.h (pass_tree_ifcombine): Declare.
16528 * tree-ssa-ifcombine.c: New file.
16529 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16530 * tree-flow.h (blocks_in_phiopt_order): Declare.
16531 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16532 (tree-ssa-ifcombine.o): New dependencies.
16534 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16536 PR rtl-optimization/32293
16537 * combine.c (simplify_if_then_else): Truncate return from
16538 nonzero_bits() to correct mode.
16540 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16542 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16543 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16545 2007-06-11 Diego Novillo <dnovillo@google.com>
16547 * Makefile.in (reload1.o-warn): Remove.
16549 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16551 * combine.c (subst): Use reg_overlap_mentioned_p
16552 instead of comparing register numbers directly.
16554 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16556 * reload1.c (mark_home_live_1): Use the mode parameter.
16558 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16560 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16561 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16563 * df-core.c: Ditto.
16565 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16567 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16569 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16571 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16572 from integer registers.
16573 (FP mode splitters): Handle TFmode.
16575 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16577 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16578 for ref-all pointers that point-to anything.
16580 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16582 * config/arm/arm.c (arm_output_dwarf_dtprel,
16583 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16585 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16587 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16588 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16591 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16593 * tree.c (signed_or_unsigned_type_for): New.
16594 (unsigned_type_for): Use signed_or_unsigned_type_for.
16595 (signed_type_for): Use signed_or_unsigned_type_for.
16596 * tree.h (signed_or_unsigned_type_for): New.
16597 (get_signed_or_unsigned_type): Remove.
16598 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16599 lang_hooks.types.signed_type
16600 (size_diffop): Likewise.
16601 (all_ones_mask_p): Likewise.
16602 (build_range_check): Likewise.
16603 (fold_cond_expr_with_comparison): Likewise.
16604 (fold_cond_expr_with_comparison): Likewise.
16605 (unextend): Likewise.
16606 (extract_muldiv_1): Likewise.
16607 (fold_single_bit_test_into_sign_test): Likewise.
16608 (fold_binary): Likewise.
16609 (fold_ternary): Likewise.
16610 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16611 instead of get_signed_or_unsigned_type.
16612 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16613 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16614 * expr.c (signed_or_unsigned_type_for): Use
16615 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16616 * langhooks.c (get_signed_or_unsigned_type): Remove.
16617 (lhd_signed_or_unsigned_type): Remove.
16618 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16619 signed_or_unsigned_type.
16620 (lhd_signed_or_unsigned_type): Remove.
16621 * expmed.c (make_tree): Use signed_type_for instead of
16622 lang_hooks.types.signed_type.
16623 * c-common.c (same_scalar_type_ignoring_signedness): Use
16624 c_common_signed_type instead of lang_hooks.types.signed_type.
16625 (c_common_unsigned_type): New.
16626 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16627 (shorten_compare): Use c_common_unsigned_type instead of
16628 c_common_signed_or_unsigned_type.
16629 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16631 * convert.c (convert_to_integer): Use signed_type_for instead of
16632 lang_hooks.types.signed_type.
16633 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16634 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16635 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16636 * c-format.c (check_format_types): Use c_common_unsigned_type
16637 instead of unsigned_type_for.
16638 * c-decl.c (groakdeclarator): Likewise.
16639 * c-typeck.c (convert_for_assignment): Likewise.
16640 * c-common.h (c_common_unsigned_type): New.
16642 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16645 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16646 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16648 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16650 PR middle-end/32279
16651 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16652 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16654 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16655 Sebastian Pop <sebpop@gmail.com>
16657 * lambda-code.c (remove_iv): New.
16658 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16660 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16662 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16663 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16664 * tree-ssa-loop-prefetch.c: Include optabs.h.
16665 (FENCE_FOLLOWING_MOVNT): New macro.
16666 (struct mem_ref): Add independent_p and storent_p fields.
16667 (record_ref): Initalize the new fields.
16668 (gather_memory_references_ref): Return true if the reference
16670 (gather_memory_references): Check whether all memory accesses
16671 in loop were recorded.
16672 (should_issue_prefetch_p): Return false for nontemporal stores.
16673 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16674 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16675 (determine_loop_nest_reuse): Detect independent memory references.
16676 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16677 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16678 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16679 * config/i386/i386.h (x86_mfence): Declare.
16680 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16681 * config/i386/i386.c (x86_mfence): New variable.
16682 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16684 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16685 * optabs.c (init_optabs): Initialize storent_optab.
16686 * optabs.h (enum optab_index): Add OTI_storent.
16687 (storent_optab): Declare.
16688 * genopinit.c (optabs): Add initialization for storent_optab.
16689 * tree.h (MOVE_NONTEMPORAL): New macro.
16690 * expr.c (expand_assignment, store_expr, store_constructor_field,
16691 store_constructor, store_field, expand_expr_real_1): Propagate
16692 nontemporality of the expanded store.
16693 (emit_storent_insn): New function.
16694 * expr.h (expand_assignment, store_expr): Declaration changed.
16695 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16696 to expand_assignment.
16697 * stmt.c (expand_asm_expr): Ditto.
16698 * calls.c (initialize_argument_information): Pass false as
16699 nontemporality to store_expr.
16700 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16703 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16705 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16707 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16709 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16711 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16712 and allow DECL_P here.
16714 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16716 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16717 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16718 track of the size of the expression.
16719 * cfghooks.c (merge_blocks): Remove block from loops structure only
16720 after call of the merge_blocks hook.
16722 2007-06-09 Tom Tromey <tromey@redhat.com>
16724 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16725 (deprecated_state): Removed.
16726 (start_decl): Update.
16727 (enum deprecated_states): Moved earlier.
16728 (groktypename): Update.
16729 (push_parm_decl): Likewise.
16730 (grokfield): Likewise.
16731 (start_function): Likewise.
16733 2007-06-09 Ian Lance Taylor <iant@google.com>
16735 PR tree-optimization/32169
16736 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16737 CONVERT_EXPR, check whether min and max both converted to an
16738 overflow infinity representation.
16740 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16742 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16743 not inserted on the edge.
16745 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16747 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16748 instructions if they are supported.
16749 (__divsi3, __umodsi3, __modsi3): Likewise.
16750 (__ashldi3, __ashrdi3, __lshrdi3): New.
16751 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16753 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16754 Tony Linthicum <tony.linthicum@amd.com>
16756 * doc/invoke.texi: Add fvect-cost-model flag.
16757 * common.opt (fvect-cost-model): New flag.
16758 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16759 cost fields in stmt_vec_info struct for STMT.
16760 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16761 fields in stmt_vec_info struct and access functions for the same.
16762 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16763 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16764 load, store and vector to scalar operation.
16765 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16766 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16767 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16768 (TARG_VEC_STORE_COST): Define cost of vector store.
16769 (vect_estimate_min_profitable_iters): Define new function.
16770 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16771 check to evaluate if loop iterations are less than minimum profitable
16772 iterations determined by cost model or minimum vect loop bound defined
16773 by user, whichever is more conservative.
16774 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16775 run-time check to evaluate if loop iterations are less than minimum
16776 profitable iterations determined by cost model or minimum vect loop
16777 bound defined by user, whichever is more conservative.
16778 (vect_estimate_min_profitable_iterations): New function to estimate
16779 mimimimum iterartions required for vector version of loop to be
16780 profitable over scalar version.
16781 (vect_model_reduction_cost): New function.
16782 (vect_model_induction_cost): New function.
16783 (vect_model_simple_cost): New function.
16784 (vect_cost_strided_group_size): New function.
16785 (vect_model_store_cost): New function.
16786 (vect_model_load_cost): New function.
16787 (vectorizable_reduction): Call vect_model_reduction_cost during
16789 (vectorizable_induction): Call vect_model_induction_cost during
16791 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16792 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16793 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16794 vectorizable_promotion, vectorizable_demotion): Call
16795 vect_model_simple_cost during analysis phase.
16797 2007-06-08 Simon Baldwin <simonb@google.com>
16799 * reg-stack.c (get_true_reg): Readability change. Moved default case
16800 label into direct switch statement scope.
16802 2007-06-08 Simon Baldwin <simonb@google.com>
16804 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16805 in gcc_assert() with '==' comparison.
16807 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16809 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16810 TARGET_ABM handling of x86_popcnt variable.
16812 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16814 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16815 __builtin_copysignq and __builtin_infq built-in functions.
16817 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16819 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16820 SSE4.2 section. Correct built-in function names in SSE4A section.
16822 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16824 PR tree-optimization/32243
16825 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16826 for ncopies after ratio check between nunits_out and nunits_in.
16827 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16829 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16831 PR tree-optimization/32224
16832 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16833 vectorization upon a non GIMPLE_MODIFY_STMT.
16835 2007-06-08 Christian Bruel <christian.bruel@st.com>
16838 * config/sh/sh.md (doloop_end): New pattern and splitter.
16839 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16841 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16843 PR middle-end/32209
16844 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16846 (verify_dominators): Do not change dominance tree.
16848 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16850 * config/sh/constraints.md: New file.
16851 * config/sh/sh.c: Include tm-constrs.h.
16852 (reg_class_from_letter): Remove.
16853 (prepare_cbranch_operands): Use satisfies_constraint_*
16854 function instead of macro.
16855 (andcosts, broken_move, sh_secondary_reload): Likewise.
16856 * config/sh/predicates.md (trapping_target_operand): Likewise.
16857 (and_operand, arith_operand, arith_reg_or_0_operand,
16858 cmp_operand, logical_operand, target_operand,
16859 ua_address_operand, ua_offset, xor_operand): Likewise.
16860 * config/sh/sh.md: Include constraints.md.
16861 (*movsicc_t_false): Use satisfies_constraint_* function
16863 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16864 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16865 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16866 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16867 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16868 (REG_CLASS_FROM_CONSTRAINT): Remove.
16869 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16870 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16871 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16872 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16873 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16874 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16875 function instead of macro.
16876 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16877 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16878 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16879 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16880 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16881 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16882 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16883 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16884 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16885 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16886 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16887 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16888 EXTRA_CONSTRAINT_STR): Likewise.
16889 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16891 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16893 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16895 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16898 * c-common.h (flag_cpp0x): Replaced by...
16899 (cxx_dialect): ... this new variable specifying the C++ dialect that
16901 * c-common.c (flag_cpp0x): Removed.
16902 (cxx_dialect): Defined.
16903 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16905 * c-opts.c (c_common_post_options): Likewise.
16906 (set_std_cxx98): Set cxx_dialect to cxx98.
16907 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16909 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16910 Hui-May Chang <hm.chang@apple.com>
16912 * doc/invoke.texi (Darwin Options): Update documentation for
16913 -mmacosx-version-min.
16914 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16915 * config/darwin-driver.c: New file.
16916 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16917 * config/t-darwin (darwin-driver.o): New rule.
16919 * config/darwin-c.c (version_as_macro): Ignore low digit.
16921 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16923 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16924 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16925 (CSGNMODE): New mode macro.
16926 (CSGNVMODE): New mode attribute.
16927 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16928 expander using CSGNMODE mode macro. Handle TFmode.
16929 (copysign<mode>3_const): Rename from copysignsf3_const and
16930 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16932 (copysign<mode>3_var): Rename from copysignsf3_var and
16933 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16935 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16936 mode macro. Handle TFmode.
16937 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16938 (iortf3, *iortf3): Ditto.
16939 (xortf3, *xortf3): Ditto.
16940 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16941 TFmode and TImode masks.
16942 (ix86_expand_copysign): Expand TFmode copysign insn.
16943 (IX86_BUILTIN_INFQ): New.
16944 (IX86_BUILTIN_FABSQ): Ditto.
16945 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16946 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16947 [__builtin_fabsq]: Ditto.
16948 [__builtin_copysignq]: Ditto.
16949 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16950 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16951 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16952 ix86_expand_binop_builtin().
16954 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16956 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16958 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16961 * rtl.h (push_to_sequence2): New.
16962 * emit-rtl.c (push_to_sequence2): New.
16963 * function.c (assign_parm_data_all): Add new fields.
16964 (assign_parm_setup_block): Call push_to_sequence2 instead of
16966 (assign_parm_setup_reg): Ditto.
16967 (assign_parm_setup_stack): Ditto.
16968 (assign_parms_unsplit_complex): Ditto.
16969 (assign_parms): Change field name.
16971 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16973 PR tree-optimization/32220
16974 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16975 phi node is reached before defining statement.
16977 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16980 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16981 after changing the right hand side of the assignment.
16983 2007-06-06 Eric Christopher <echristo@apple.com>
16985 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16986 (x86_64-*-darwin*): Ditto.
16987 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16988 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16990 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16992 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16993 coding conventions.
16994 (add_key): Likewise.
16995 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16996 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16998 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17000 (add_cost_one_coalesce): Likewise.
17001 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17002 variable names. Rename orig to orig_name for consistency.
17003 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17004 coding conventions.
17005 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17007 (record_equivalences_from_stmt): Likewise.
17008 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17009 the coding conventions.
17010 (memory_ssa_name_same): Likewise.
17011 (dse_optimize_stmt): Likewise.
17012 (dse_record_phis): Likewise.
17013 (dse_finalize_block): Likewise.
17014 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17015 keywords as variable names.
17016 (may_move_till): Cast according to the coding conventions.
17017 (force_move_till_expr): Avoid using C++ keywords as variable names.
17018 (force_move_till): Cast according to the coding conventions.
17019 (memref_hash): Likewise.
17020 (memref_eq): Likewise.
17021 (gather_mem_refs_stmt): Likewise.
17022 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17023 using C++ keywords as variable names.
17024 (idx_find_step): Cast according to the coding conventions.
17025 (idx_record_use): Likewise.
17026 (find_depends): Likewise.
17027 (prepare_decl_rtl): Likewise.
17028 (mbc_entry_hash): Likewise.
17029 (mbc_entry_eq): Likewise.
17030 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17031 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17032 (idx_infer_loop_bounds): Cast according to the coding conventions.
17033 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17034 * tree-ssa-math-opts.c (occ_new ): Likwise.
17035 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17037 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17039 (add_use_op): Likewise.
17040 (add_vop): Likewise.
17041 (add_vuse_op): Likewise.
17042 (add_vdef_op): Likewise.
17043 (get_expr_operands): Likewise.
17044 (push_stmt_changes): Use type safe memory macros.
17045 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17046 keywords as variable names.
17047 (conditional_replacement): Likewise.
17048 (minmax_replacement): Likewise.
17049 (abs_replacement): Likewise.
17050 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17051 coding conventions.
17052 (insert_fake_stores): Avoid using C++ keywords as variable names.
17053 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17055 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17056 (heapvar_insert): Use type safe memory macros.
17057 (new_var_info): Cast according to the coding conventions.
17058 (new_constraint): Likewise.
17059 (remove_preds_and_fake_succs): Use type safe memory macros.
17060 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17062 (thread_single_edge): Likewise.
17063 (thread_through_loop_header): Likewise.
17065 2007-06-06 Eric Christopher <echristo@apple.com>
17067 * config/i386/i386.c (override_options): Move handling
17068 of TARGET_SUBTARGET* earlier.
17070 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17072 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17075 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17077 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17078 emited outside of basic block.
17079 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17080 the created blocks.
17081 * rtl.h (delete_insn_chain): Declaration changed.
17082 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17084 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17085 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17086 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17087 to delete_insn_chain.
17088 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17089 do not have bb field set.
17090 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17092 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17093 * cfgcleanup.c (try_optimize_cfg): Ditto.
17095 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17097 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17098 (lambda_body_vector_new): Use type safe memory macros.
17099 (lambda_linear_expression_new): Likewise.
17100 (lambda_loopnest_new): Likewise.
17101 (lambda_lattice_new): Likewise.
17102 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17103 conventions. Use type safe memory macros.
17104 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17105 (lambda_body_vector_s): Likewise.
17106 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17107 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17109 2007-06-06 Richard Guenther <rguenther@suse.de>
17111 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17112 if we need to schedule cfg_cleanup.
17113 (tree_ssa_forward_propagate_single_use_vars): Do so.
17115 2007-06-06 Ian Lance Taylor <iant@google.com>
17117 * fold-const.c (merge_ranges): If range_successor or
17118 range_predecessor fail, just return 0.
17120 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17122 PR tree-optimization/32216
17123 * tree-vectorizer.c (supportable_widening_operation): Determine
17124 signedness of FIX_TRUNC_EXPR from output operand.
17125 (supportable_narrowing_operation): Ditto.
17126 * tree-vect-generic.c (expand_vector_operations_1): Determine
17127 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17128 from input operand.
17130 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17132 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17133 (struct pta): ...from here. Change flags to unsigned to avoid
17134 excessive casting (as it is used as a bit mask).
17135 (override_options): Add casts according to the coding convenventions.
17136 (x86_64_elf_unique_section): Likewise.
17137 (examine_argument): Avoid using C++ keywords as variable names.
17138 (construct_container): Likewise.
17139 (legitimize_pic_address): Likewise.
17140 (get_dllimport_decl): Cast according to the coding conventions. Use
17141 type safe memory macros.
17142 (legitimize_address): Cast according to the coding conventions.
17143 (emit_i387_cw_initialization): Corrected the type of slot to enum
17145 (ix86_init_machine_status): Use type safe memory macros.
17146 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17147 (bdesc_pcmpistr): Likewise.
17148 (bdesc_crc32): Likewise.
17149 (bdesc_sse_3arg): Likewise.
17150 (bdesc_2arg): Likewise.
17151 (bdesc_1arg): Likewise.
17152 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17153 (ix86_expand_sse_pcmpistr): Likewise.
17154 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17155 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17156 int to match the langhook definition.
17157 (ix86_builtin_conversion): Change the type of code to unsigned init to
17158 match the langhook definition.
17159 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17161 (ix86_preferred_output_reload_class): Likewise.
17162 (ix86_cannot_change_mode_class): Likewise.
17163 (ix86_memory_move_cost): Likewise.
17164 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17165 avoid excessive casting later on.
17166 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17168 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17170 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17171 as flags setting insn.
17172 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17174 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17176 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17177 (UNSPEC_ROUND): New.
17178 ("sse4_1_round<mode>2"): New insn pattern.
17179 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17181 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17182 expander using SSEMODEF mode macro. Expand using
17183 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17184 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17185 expander using SSEMODEF mode macro. Expand using
17186 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17187 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17188 expander using SSEMODEF mode macro. Expand using
17189 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17190 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17191 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17192 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17195 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17196 Sebastian Pop <sebpop@gmail.com>
17198 * lambda.h (build_linear_expr): New.
17199 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17200 Use build_linear_expr, call fold and force_gimple_operand.
17201 (lambda_loopnest_to_gcc_loopnest): Check that there is
17202 something to insert.
17203 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17205 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17207 PR preprocessor/23479
17208 * doc/extend.texi: Document the 0b-prefixed binary integer
17209 constant extension.
17211 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17213 PR tree-optimization/32215
17214 * tree-vectorizer.c (supportable_widening_operation): Return false
17215 for unsupported FIX_TRUNC_EXPR tree code.
17216 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17218 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17220 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17221 register on SPE targets. Change documentation to reflect
17223 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17224 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17225 out of the register allocation pool.
17226 (rs6000_reg_live_or_pic_offset_p): New function.
17227 (rs6000_emit_prologue): Move the actual saving of LR up to free
17228 r0 for holding r11. Split saving of SPE 64-bit registers into
17229 its own case. Ensure that offsets will always be in-range for
17230 'evstdd' by using r11 as a scratch register to point at the start
17231 of the SPE save area. Save r11 if necessary, as it is the static
17233 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17234 into its own case. Ensure that offsets will always be in-range
17235 for 'evldd' by using r11 as a scratch register to point at the
17236 start of the SPE save area. Also adjust r11 when restoring
17237 the stack pointer to compensate for pre-loading r11.
17239 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17241 * cfg.c (init_flow): Use type safe memory macros.
17242 (alloc_block): Likewise.
17243 (unchecked_make_edge): Likewise.
17244 (dump_flow_info): Avoid using C++ keywords as variable names.
17245 (copy_original_table_clear): Cast according to the coding conventions.
17246 (copy_original_table_set): Likewise.
17247 * cfgexpand (label_rtx_for_bb): Likewise.
17248 (expand_gimple_basic_block): Likewise.
17249 * cfghooks.c (dump_bb): Likewise.
17250 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17252 (lv_add_condition_to_bb): Likewise.
17253 * cfglayout (relink_block_chain): Cast according to the coding
17255 (fixup_reorder_chain): Likewise.
17256 (fixup_fallthru_exit_predecessor): Likewise.
17257 * cfgloop.c (glb_enum_p): Likewise.
17258 (get_exit_description): Likewise.
17259 (dump_recorded_exit): Likewise.
17260 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17261 (struct loop): ... from here.
17262 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17264 * cfgrtl.c (rtl_create_basic_block): Likewise.
17265 (rtl_split_block): Likewise.
17266 (rtl_dump_bb): Likewise.
17267 (cfg_layout_split_block): Likewise.
17268 (init_rtl_bb_info): Use typesafe memory macros.
17270 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17271 * graphds.h: Updated all usages of edge to graph_edge.
17272 * graphds.c: Likewise.
17273 * cfgloopanal.c: Likewise.
17275 2007-06-05 Ian Lance Taylor <iant@google.com>
17277 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17278 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17279 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17281 (test_for_singularity): Likewise.
17283 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17285 * config/i386/constraints.md ("Y2"): Replaced by ...
17287 * config/i386/i386.md: Likewise.
17288 * config/i386/mmx.md: Likewise.
17289 * config/i386/sse.md: Likewise.
17291 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17293 * config/i386/constraints.md ("z"): Replaced by ...
17295 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17296 (sse4_1_blendvps): Likewise.
17297 (sse4_1_pblendvb): Likewise.
17298 (sse4_2_pcmpestr): Likewise.
17299 (sse4_2_pcmpestrm): Likewise.
17300 (sse4_2_pcmpestr_cconly): Likewise.
17301 (sse4_2_pcmpistr): Likewise.
17302 (sse4_2_pcmpistrm): Likewise.
17303 (sse4_2_pcmpistr_cconly): Likewise.
17305 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17307 * matrix-reorg.c (transform_access_sites): Fix computation.
17308 (transform_allocation_sites): Same.
17310 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17312 * config/i386/i386.c (override_options): Use
17313 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17315 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17317 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17318 (nonimm_not_xmm0_operand): Ditto.
17319 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17320 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17321 as operand[2] predicate. Require "z" class XMM register for
17322 operand[3]. Adjust asm template.
17323 ("sse4_1_blendvpd"): Ditto.
17324 ("sse4_1_pblendvb"): Ditto.
17325 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17326 force op2 into xmm0 register for variable blend instructions.
17328 2007-06-04 Tom Tromey <tromey@redhat.com>
17330 * c-tree.h (start_enum): Update.
17331 (build_enumerator): Likewise.
17332 * c-decl.c (enum_next_value): Removed.
17333 (enum_overflow): Likewise.
17334 (start_enum): Add c_enum_contents argument. Don't use globals.
17335 (build_enumerator): Likewise.
17336 * c-tree.h (struct c_enum_contents): New struct.
17338 2007-06-04 Tom Tromey <tromey@redhat.com>
17340 * c-common.c (c_common_get_alias_set): Fix indentation.
17342 2007-06-04 Ian Lance Taylor <iant@google.com>
17344 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17345 to overflow, reduce overflow infinity to regular infinity.
17346 (vrp_var_may_overflow): New static function.
17347 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17349 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17351 * stor-layout.c (layout_type): Remove duplicate code.
17353 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17356 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17357 before build_common_builtin_nodes ().
17359 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17362 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17364 2007-06-04 Jan Hubicka <jh@suse.cz>
17366 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17367 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17368 instead of _stat version.
17370 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17372 PR tree-optimization/32194
17373 * tree-predcom.c (determine_offset): Check that both references have
17376 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17378 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17379 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17380 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17381 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17382 Add argument to iterate_fix_dominators call.
17383 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17384 * gcse.c (hoist_code): Change domby to vector.
17385 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17386 Add argument to iterate_fix_dominators call.
17387 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17388 recompute_dominator.
17389 * lambda-code.c (perfect_nestify): Ditto.
17390 * cfgloopanal.c: Include graphds.h.
17391 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17392 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17393 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17395 * graphds.c: New file.
17396 * graphds.h: New file.
17397 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17398 (get_dominated_by, get_dominated_by_region): Change return type to
17400 (verify_dominators): Recompute all dominators and compare the results.
17401 (recount_dominator): Renamed to ...
17402 (recompute_dominator): ... this. Do not check that the block is
17403 dominated by entry.
17404 (iterate_fix_dominators): Reimplemented.
17405 (prune_bbs_to_update_dominators, root_of_dom_tree,
17406 determine_dominators_for_sons): New functions.
17407 * et-forest.c (et_root): New function.
17408 * et-forest.h (et_root): Declare.
17409 * Makefile.in (graphds.o): Add.
17410 (cfgloopanal.o): Add graphds.h dependency.
17411 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17412 * basic-block.h (get_dominated_by, get_dominated_by_region,
17413 iterate_fix_dominators): Declaration changed.
17414 (recount_dominator): Renamed to ...
17415 (recompute_dominator): ... this.
17416 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17417 (thread_through_all_blocks): Do not free dominance info.
17419 2007-06-03 Andreas Schwab <schwab@suse.de>
17421 * config/m68k/m68k.c (override_options): Don't override
17423 * config/m68k/m68k-modes.def (SF, DF): Define to use
17424 motorola_single_format and motorola_double_format, resp.
17425 * real.c (motorola_single_format): Renamed from
17426 coldfire_single_format.
17427 (motorola_double_format): Renamed from coldfire_double_format.
17428 (encode_ieee_extended): Generate a proper canonical NaN image
17429 respecting canonical_nan_lsbs_set.
17430 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17432 * real.h: Adjust declarations.
17434 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17437 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17438 the symbol is generated with the stack protector.
17440 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17442 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17443 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17445 * doc/extend.texi (interrupt): Mention m68k.
17447 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17449 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17450 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17451 (ix86_expand_sse_pcmpestr): Do not check operands for
17452 "register_operand", when insn operand predicate is "register_operand".
17453 (ix86_expand_sse_pcmpistr): Ditto.
17455 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17456 Uros Bizjak <ubizjak@gmail.com>
17458 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17459 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17460 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17461 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17462 * config/i386/constraints.md ("z"): New register constraint
17463 for members of SSE_FIRST_REG class.
17464 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17465 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17466 SSE_FIRST_REG class.
17467 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17468 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17469 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17470 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17471 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17472 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17473 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17474 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17475 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17476 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17477 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17478 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17479 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17480 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17481 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17482 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17483 (struct builtin_description): Change "flag" field to unsigned.
17484 (bdesc_pcmpestr): New builtin description table.
17485 (bdesc_pcmpistr): Likewise.
17486 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17487 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17488 Initialize pcmp[ei]str[im] insns for SSE4.2.
17489 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17490 (ix86_expand_sse_pcmpistr): Likewise.
17491 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17492 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17493 (UNSPEC_PCMPISTR): Likewise.
17494 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17495 (sse4_2_pcmpestri):New isns pattern.
17496 (sse4_2_pcmpestrm): Likewise.
17497 (sse4_2_pcmpestr_cconly): Likewise.
17498 (sse4_2_pcmpistr): New insn patern and splitter.
17499 (sse4_2_pcmpistri):New isns pattern.
17500 (sse4_2_pcmpistrm): Likewise.
17501 (sse4_2_pcmpistr_cconly): Likewise.
17502 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17505 2007-06-01 David Daney <ddaney@avtrex.com>
17507 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17508 LOADGP_ABSOLUTE and not binds_local_p.
17510 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17512 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17514 2007-06-01 Ian Lance Taylor <iant@google.com>
17516 * tree-vrp.c (compare_name_with_value): Always set
17517 used_strict_overflow if we get a result from the variable itself.
17519 2007-06-01 Ian Lance Taylor <iant@google.com>
17521 PR rtl-optimization/31455
17522 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17523 subregs which have a cast between modes which are not tieable.
17525 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17527 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17528 breaks after return statements.
17530 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17532 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17533 only after no_new_pseudos.
17535 2007-05-31 Eric Christopher <echristo@apple.com>
17537 * expr.c (convert_move): Assert that we don't have a BLKmode
17539 (store_expr): Handle BLKmode moves by calling emit_block_move.
17541 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17543 * c-typeck.c (build_indirect_ref): Include type in error message.
17544 (build_binary_op): Pass types to binary_op_error.
17545 * c-common.c (binary_op_error): Take two type arguments, print out
17547 * c-common.h (binary_op_error): Update prototype.
17549 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17551 * config/i386/i386.c: Correct coments on -mno-sse4.
17553 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17555 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17556 (x86_64-*-*): Likewise.
17557 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17558 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17559 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17560 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17561 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17562 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17563 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17564 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17565 (OPTION_MASK_ISA_SSE4): Likewise.
17566 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17567 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17568 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17569 (override_options): Support SSE4.2.
17570 (ix86_build_const_vector): Support SImode and DImode.
17571 (ix86_build_signbit_mask): Likewise.
17572 (ix86_expand_int_vcond): Support V2DImode.
17573 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17574 (IX86_BUILTIN_CRC32HI): Likewise.
17575 (IX86_BUILTIN_CRC32SI): Likewise.
17576 (IX86_BUILTIN_CRC32DI): Likewise.
17577 (IX86_BUILTIN_PCMPGTQ): Likewise.
17578 (bdesc_crc32): Likewise.
17579 (bdesc_sse_3arg): Likewise.
17580 (ix86_expand_crc32): Likewise.
17581 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17582 (ix86_expand_builtin): Likewise.
17583 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17584 __SSE4_2__ for -msse4.2.
17585 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17586 (CRC32MODE): Likewise.
17587 (crc32modesuffix): Likewise.
17588 (crc32modeconstraint): Likewise.
17589 (sse4_2_crc32<mode>): Likewise.
17590 (sse4_2_crc32di): Likewise.
17591 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17593 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17594 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17595 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17596 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17597 (vcondu<mode>): Likewise.
17598 * doc/extend.texi: Document SSE4.2 built-in functions.
17599 * doc/invoke.texi: Document -msse4.2/-msse4.
17601 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17603 PR tree-optimization/32160
17604 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17605 variable as gimple reg.
17606 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17608 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17610 * gcc.c (main): Don't consider linker options when issuing the
17611 warning about a linker input file not being used.
17613 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17615 * tree-vrp.c (compare_names): Initialize sop.
17617 2007-05-30 Dirk Mueller <dmueller@suse.de>
17619 * cgraphunit.c (cgraph_analyze_function): Remove
17620 computation of inline parameters.
17622 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17624 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17626 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17628 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17629 Add vx-common.h. Include vxworks.h between vx-common.h and
17631 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17633 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17634 (TARGET_ASM_DESTRUCTOR): Likewise.
17635 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17636 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17637 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17638 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17639 (VXWORKS_ENDIAN_SPEC): Define.
17640 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17641 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17642 VXWORKS_* equivalents.
17643 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17644 (ASM_FILE_START): Delete.
17645 (TARGET_VERSION): Reformat.
17646 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17647 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17648 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17649 (FPBIT, DPBIT): Define.
17650 (fp-bit.c, dp-bit.c): New rules.
17651 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17652 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17653 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17654 * config/arm/arm.h: Include vxworks-dummy.h.
17655 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17656 Mark with ATTRIBUTE_UNUSED.
17657 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17658 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17659 make it incompatible with -msingle-pic-base.
17660 (arm_function_ok_for_sibcall): Return false for calls that might
17661 go through a VxWorks PIC PLT entry.
17662 (require_pic_register): New function, split out from...
17663 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17665 (arm_load_pic_register): Handle the VxWorks RTP initialization
17666 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17667 (arm_emit_call_insn): New function.
17668 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17669 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17670 (pic_offset_arm): New pattern.
17671 (call, call_value): Use arm_emit_call_insn.
17672 (call_internal, call_value_internal): New expanders.
17673 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17674 VxWorks unless __PIC__.
17676 2007-05-30 Eric Christopher <echristo@gmail.com>
17678 * genrecog.c: Include regs.h in generated file.
17679 * genemit.c: Ditto. Fix up formatting.
17680 * config/mn10300/constraints.md: New.
17681 * config/mn10300/mn10300.md: Include.
17682 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17683 Fix up for removed macro.
17684 * config/mn10300/predicates.md (call_address_operand): Ditto.
17685 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17686 (CONST_OK_FOR_I): Ditto.
17687 (CONST_OK_FOR_J): Ditto.
17688 (CONST_OK_FOR_K): Ditto.
17689 (CONST_OK_FOR_L): Ditto.
17690 (CONST_OK_FOR_M): Ditto.
17691 (CONST_OK_FOR_N): Ditto.
17692 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17696 (EXTRA_CONSTRAINT): Ditto.
17698 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17700 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17702 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17703 OPTION_MASK_ISA_64BIT.
17704 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17706 2007-05-30 Richard Guenther <rguenther@suse.de>
17708 PR middle-end/32152
17709 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17710 types for comparison.
17711 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17712 with original typed arguments.
17713 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17715 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17717 PR tree-optimization/31769
17718 * except.c (duplicate_eh_regions): Clear prev_try if
17719 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17721 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17723 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17724 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17725 bsi of the location where statements should be inserted.
17726 (sink_code_in_bb): Take bsi from statement_sink_location.
17727 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17728 instead of bsi_start.
17729 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17731 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17732 (bsi_move_before): Document inconsistency with bsi_move_after.
17733 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17735 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17737 * config/i386/i386.h (TARGET_ABM): New define.
17738 (TARGET_POPCNT): Ditto.
17739 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17740 New temporary defines to redefine from OPTION_ISA_* defines.
17741 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17742 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17743 (ix86_isa_flags): New extern int declaration.
17744 (TARGET_SUBTARGET_DEFAULT): New define.
17745 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17746 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17747 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17748 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17749 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17750 * config/i386/darwin.h: Change TARGET_64BIT define to
17753 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17754 using existing "ix86_isa_flags" varible.
17755 (m32, m64): Use existing "ix86_isa_flags" variable.
17756 (mmmx, m3dnow): Ditto.
17757 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17758 (mabm): Define as non-negative option using "x86_abm" variable.
17759 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17761 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17762 Rewrite feature test bitmap.
17763 (ix86_isa_flags): New initialized global int varible.
17764 (ix86_isa_flags_explicit): New static int variable.
17765 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17766 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17767 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17768 target_flags_explicit.
17769 (override_options): Remove "target_enable" and "target_disable" fields
17770 from "struct ptt". Update processor_target_table accordingly. Remove
17771 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17772 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17773 "target_flags" and "ix86_isa_flags_explicit" instead of
17774 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17775 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17776 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17777 to true when either of PTA_POPCNT or PTA_ABM is set in
17778 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17779 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17780 processor_alias_table flags entry. Remove handling of
17781 "target_enable" and "target_disable" fields of processor_target_table.
17782 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17783 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17784 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17785 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17786 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17788 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17790 2007-05-29 David Daney <ddaney@avtrex.com>
17793 * config/mips/mips.c (mips_output_mi_thunk): Emit
17794 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17796 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17797 * config/i386/i386.c (ix86_function_regparm): Added checking of
17798 ix86_force_align_arg_pointer to determine the number of
17799 register parameters.
17801 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17803 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17804 (SET_DR_MISALIGNMENT): New.
17805 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17806 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17807 Use SET_DR_MISALIGNMENT.
17808 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17810 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17811 find_loop_nest): Export.
17812 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17813 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17814 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17815 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17817 (struct mem_ref): Add field reuse_distance.
17818 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17819 Initialize reuse_distance field.
17820 (issue_prefetch_ref): Select temporality of prefetch according to
17822 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17823 self_reuse_distance, determine_loop_nest_reuse): New functions.
17824 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17825 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17826 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17829 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17831 * tree-ssa-alias.c: Add aliasing overview.
17833 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17834 Danny Smith <dannysmith@users.sourceforge.net>
17837 * config/i386/t-crtfm: Compile crtfastmath.o with
17838 -minline-all-stringops.
17839 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17840 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17842 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17844 * doc/md.texi: Document constraints on HP PA-RISC.
17846 * pa/constraints.md: New file.
17847 * pa.md: Include constraints.md.
17848 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17849 (integer_store_memory_operand, ldil_cint_p): New functions.
17850 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17851 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17852 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17853 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17854 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17856 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17859 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17860 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17861 case POSTDECREMENT_EXPR>): Return the error_mark_node
17862 if either the real or imaginary parts would an
17865 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17867 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17868 name when we remove it from a call.
17870 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17872 * targhooks.c (default_narrow_bitfield): Remove.
17873 * targhooks.h: Remove the prototype for
17874 default_narrow_bitfield.
17876 * langhooks-def.h: Remove the prototype for
17877 hook_get_alias_set_0.
17878 * langhooks.c (hook_get_alias_set_0): Remove.
17880 * global.c (EXECUTE_IF_CONFLICT): Remove.
17882 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17885 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17886 return true when truth_value_p is true and the type
17889 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17891 * doc/install.texi (Prerequisites): We no longer require Autoconf
17892 2.13 for the top-level.
17894 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17896 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17897 memory access via x86_expand_vector_move_misalign() only for
17898 TImode values on 32-bit targets.
17900 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17902 * matrix-reorg.c: New file. Implement matrix flattening and
17903 transposing optimization.
17904 * tree-pass.h: Add matrix reorg pass.
17905 * common.opt: Add fipa-mreorg flag.
17906 * Makefile.in: Add matrix-reorg.c.
17907 * passes.c: Add matrix reorg pass.
17908 * varpool.c (add_new_static_var): New function.
17909 * cgraph.h (add_new_static_var): Declare.
17911 2007-05-27 Eric Christopher <echristo@apple.com>
17913 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17914 sp_offset depending on stack size. Save r12 depending
17915 on registers we're saving later.
17916 (rs6000_emit_epilogue): Update sp_offset depending only
17919 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17921 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17922 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17923 * ifcvt.c (if_convert): Ditto.
17924 * tree-ssa-threadupdate.c (thread_block): Ditto.
17925 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17926 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17927 verify_loop_closed_ssa): Check number_of_loops instead of
17929 * predict.c (tree_estimate_probability): Ditto.
17930 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17931 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17932 * modulo-sched.c (sms_schedule): Ditto.
17933 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17934 (scev_finalize): Do not do anything if scev analysis was not
17936 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17937 current_loops == NULL.
17938 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17939 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17940 there are no loops.
17941 (loop_optimizer_finalize): Assert that loops were analyzed.
17942 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17943 rtl_doloop): Check number_of_loops instead of current_loops.
17944 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17945 current_loops == NULL.
17946 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17947 gate_tree_vectorize tree_linear_transform, check_data_deps,
17948 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17949 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17950 Check number_of_loops instead of current_loops.
17951 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17952 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17953 free loops if available.
17954 (execute_pre): Do not pass do_fre to fini_pre.
17956 2007-05-27 Tobias Burnus <burnus@net-b.de>
17958 PR middle-end/32083
17959 * real.c (mpfr_from_real): Fix sign of -Inf.
17961 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17963 * tree-vect-transform.c (vectorizable_conversion): Initialize
17964 tree_code variables to ERROR_MARK.
17965 (vectorizable_type_demotion): Likewise.
17966 (vectorizable_type_promotion): Likewise.
17968 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17971 * config/i386/i386.md (movti): Handle push operands via
17972 ix86_expand_push().
17974 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17976 * basic-block.h: Remove the prototype for merge_seq_blocks.
17977 * cfgcleanup.c (merge_seq_blocks): Remove.
17979 * tree-flow.h: Remove the prototype for is_aliased_with.
17980 * tree-ssa-alias.c (is_aliased_with): Remove.
17982 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17984 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17986 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17988 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17989 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17990 (vec_unpacks_hi_v16qi): Likewise.
17991 (vec_unpacku_lo_v16qi): Likewise.
17992 (vec_unpacks_lo_v16qi): Likewise.
17993 (vec_unpacku_hi_v8hi): Likewise.
17994 (vec_unpacks_hi_v8hi): Likewise.
17995 (vec_unpacku_lo_v8hi): Likewise.
17996 (vec_unpacks_lo_v8hi): Likewise.
17997 (vec_unpacku_hi_v4si): Likewise.
17998 (vec_unpacks_hi_v4si): Likewise.
17999 (vec_unpacku_lo_v4si): Likewise.
18000 (vec_unpacks_lo_v4si): Likewise.
18002 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18004 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18005 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18006 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18007 follow spelling conventions in various
18008 warning/error/diagnostic messages.
18010 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18011 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18012 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18013 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18014 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18015 * doc/tm.texi: Follow spelling conventions.
18017 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18020 * tree-ssa-forwprop.c
18021 (forward_propagate_addr_into_variable_array_index): Remove
18022 the lhs argument. Use the type of def_rhs instead of lhs.
18023 (forward_propagate_addr_expr_1): Update use of
18024 forward_propagate_addr_into_variable_array_index.
18026 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18027 Nigel Stephens <nigel@mips.com>
18029 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18030 function attributes, "far" being an alias for "long_call".
18031 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18032 (mips_near_type_p, mips_far_type_p): New.
18033 (mips_comp_type_attributes): New function to check that attributes
18034 attached to a function type are compatible.
18035 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18036 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18037 to the target function of the thunk.
18038 (mips_encode_section_info): Check for "near" and "far" function
18039 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18041 * config/mips/predicates.md (const_call_insn_operand): Test only
18042 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18044 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18047 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18048 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18049 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18050 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18052 2007-05-25 Eric Christopher <echristo@apple.com>
18054 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18055 to x86-darwin configurations.
18056 * config/i386/t-darwin: Add softfp support.
18057 * config/i386/t-darwin64: Ditto.
18058 * config/i386/sfp-machine.h: If mach then don't use
18059 aliasing, emit a stub to call.
18061 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18063 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18064 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18065 tree-predcom.c, tree-ssa-alias-warnings.c,
18066 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18067 comment typos. Follow spelling conventions.
18068 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18070 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18073 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18074 constants into memory. Expand unaligned memory references for
18075 SSE modes via x86_expand_vector_move_misalign() function.
18077 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18079 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18080 "memory" attribute for "sseishft" type insn without operands[2].
18082 2007-05-25 Dirk Mueller <dmueller@suse.de>
18083 Marcus Meissner <meissner@suse.de>
18085 * doc/extend.texi (alloc_size): New attribute.
18086 * c-common.c (handle_alloc_size_attribute): New.
18087 * tree-object-size.c (alloc_object_size): Use alloc_size
18088 attribute, if available.
18090 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18092 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18094 (__builtin_ia32_vec_ext_v2di): Likewise.
18095 (__builtin_ia32_vec_ext_v4si): Likewise.
18096 (__builtin_ia32_vec_ext_v8hi): Likewise.
18097 (__builtin_ia32_vec_ext_v16qi): Likewise.
18098 (__builtin_ia32_vec_set_v8hi): Likewise.
18100 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18102 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18104 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18106 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18107 (arm_is_longcall_p): Rename to...
18108 (arm_is_long_call_p): ...this. Take a single tree argument and
18110 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18111 (CUMULATIVE_ARGS): Remove call_cookie.
18112 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18113 (ENCODED_LONG_CALL_ATTR_P): Delete.
18114 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18115 LONG_CALL_FLAG_CHAR cases.
18116 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18117 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18118 ARM_DECLARE_FUNCTION_SIZE.
18119 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18120 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18121 (arm_encode_call_attribute, current_file_function_operand): Delete.
18122 (arm_function_in_section_p): New function.
18123 (arm_is_longcall_p): Rename to...
18124 (arm_is_long_call_p): ...this. Take the target function as a single
18125 argument and return a bool. Do not rely on call cookies. Check
18126 whether the target symbol is in the same section as the current
18127 function, not just the same compilation unit.
18128 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18129 (arm_encode_section_info): Don't encode a call type.
18130 * config/arm/arm.md (call, call_value): Update calls to
18131 arm_is_long(_)call_p. Simplify logic.
18132 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18133 Update calls to arm_is_long(_)call_p.
18135 2007-05-25 Richard Guenther <rguenther@suse.de>
18137 PR tree-optimization/31982
18138 * tree-ssa-forwprop.c
18139 (forward_propagate_addr_into_variable_array_index): Handle arrays
18140 with element size one.
18142 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18144 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18145 (umulsi3_highpart): Likewise.
18147 2007-05-24 Ian Lance Taylor <iant@google.com>
18149 PR rtl-optimization/32069
18150 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18153 2007-05-24 Ollie Wild <aaw@google.com>
18155 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18158 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18160 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18161 (oprs_unchanged_p): Use it to check all registers in a REG.
18162 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18163 (reg_set_between_after_reload_p): Delete.
18164 (reg_used_between_after_reload_p): Likewise.
18165 (reg_set_or_used_since_bb_start): Likewise.
18166 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18167 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18168 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18169 * rtlanal.c (reg_set_p): Check whether REG overlaps
18170 regs_invalidated_by_call, rather than just checking the
18171 membership of REGNO (REG).
18173 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18175 * doc/passes.texi: Document predictive commoning.
18176 * doc/invoke.texi (-fpredictive-commoning): Document.
18177 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18178 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18179 adding indices to the generated name.
18180 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18181 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18182 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18183 (op_symbol_code): ... and exported.
18184 (dump_omp_clause, op_symbol): Use op_symbol_code
18185 instead of op_symbol_1.
18186 * tree-pass.h (pass_predcom): Declare.
18187 * timevar.def (TV_PREDCOM): New timevar.
18188 * tree-ssa-loop.c (run_tree_predictive_commoning,
18189 gate_tree_predictive_commoning, pass_predcom): New.
18190 * tree-data-ref.c (find_data_references_in_loop): Find the
18191 references in dominance order.
18192 (canonicalize_base_object_address): Ensure that the result has
18194 (dr_analyze_innermost): Export.
18195 (create_data_ref): Code to fail for references with invariant
18197 (find_data_references_in_stmt): ... here.
18198 * tree-data-ref.h (dr_analyze_innermost): Declare.
18199 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18200 (aff_combination_find_elt, name_expansion_hash,
18201 name_expansion_eq, tree_to_aff_combination_expand,
18202 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18204 * tree-affine.h (aff_combination_constant_multiple_p,
18205 tree_to_aff_combination_expand): Declare.
18206 * tree-predcom.c: New file.
18207 * common.opt (fpredictive-commoning): New option.
18208 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18209 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18210 * Makefile.in (tree-predcom.o): Add.
18211 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18212 * passes.c (init_optimization_passes): Add dceloop after
18213 copy propagation in loop optimizer. Add predictive commoning
18214 to loop optimizer passes.
18216 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18218 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18221 2007-05-24 Jan Hubicka <jh@suse.cz>
18223 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18225 (genheader): Include statistics.h.
18227 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18229 * print-rtl.c (flag_dump_unnumbered): Update comments.
18230 (print_rtl): Fix my previous change.
18231 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18234 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18236 PR middle-end/32018
18237 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18239 (thread_through_all_blocks): Call initialize_original_copy_tables
18240 and free_original_copy_tables.
18241 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18243 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18244 * cfghooks.c (duplicate_block): Use get_loop_copy.
18245 * cfg.c: Include cfgloop.h.
18246 (loop_copy): New hash table.
18247 (initialize_original_copy_tables): Initialize loop_copy table.
18248 (free_original_copy_tables): Free loop_copy table.
18249 (copy_original_table_clear, copy_original_table_set,
18250 set_loop_copy, get_loop_copy): New functions.
18251 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18252 * cfgloop.h (struct loop): Remove copy field.
18253 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18254 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18256 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18258 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18259 -msse/-msse2/-msse3.
18261 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18263 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18264 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18266 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18269 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18270 * targhooks.h (default_mangle_decl_assembler_name): Declare
18272 * targhooks.c (default_mangle_decl_assembler_name): Define
18274 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18276 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18277 * langhooks.c (lhd_set_decl_assembler_name): Call
18278 targetm.mangle_decl_assembler_name for names with global scope.
18280 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18282 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18283 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18285 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18286 New. Factored out of i386_pe_encode_section_info.
18287 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18288 Move check for prior decoration of stdcall
18289 symbols to i386_pe_encode_section_info.
18290 (i386_pe_encode_section_info): Adjust call to
18291 gen_stdcall_or_fastcall_suffix. Use
18292 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18293 (i386_pe_mangle_decl_assembler_name): New. Wrap
18294 i386_pe_maybe_mangle_decl_assembler_name.
18296 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18298 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18299 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18300 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18301 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18302 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18305 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18306 Nigel Stephens <nigel@mips.com>
18307 Richard Sandiford <richard@codesourcery.com>
18309 Fix up MIPS16 hard float and add support for complex.
18311 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18312 (TARGET_SOFT_FLOAT_ABI): New.
18313 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18314 __mips_soft_float to reflect the ABI in use, not whether the
18315 FPU is directly accessible (e.g., in MIPS16 mode).
18316 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18317 (UNITS_PER_FPVALUE): Likewise.
18319 * config/mips/mips.c (mips_expand_call): Remove redundant
18320 TARGET_MIPS16 check.
18321 (mips_arg_regno): New.
18322 (function_arg_advance): When setting bits in cum->fp_code for
18323 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18325 (function_arg): Use mips_arg_regno.
18326 (mips_return_mode_in_fpr_p): New.
18327 (mips16_call_stub_mode_suffix): New.
18328 (mips16_cfun_returns_in_fpr_p): New.
18329 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18330 (mips_output_function_prologue): Test mips16_hard_float, not
18331 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18332 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18333 return value into a floating-point register.
18334 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18335 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18336 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18337 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18338 word of double arguments from or to the high bits of 64-bit
18339 floating point registers.
18340 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18341 (mips16_fpret_double): New helper function.
18342 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18343 support for complex modes. Fill in DECL_RESULT for stubdecl.
18344 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18346 * config/mips/mips16.S
18347 (RET, ARG1, ARG2): New.
18348 (MERGE_GPRf, MERGE_GPRt): New.
18349 (DELAYt, DELAYf): New.
18350 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18351 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18352 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18353 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18354 (SFOP): Renamed to...
18355 (OPSF3): This, and macro-ified. Updated all uses.
18356 (SFOP2): Renamed to...
18357 (OPSF2): This, and macro-ified. Updated all uses.
18358 (SFCMP): Renamed to...
18359 (CMPSF): This, and macro-ified. Updated all uses.
18360 (SFREVCMP): Renamed to...
18361 (REVCMPSF): This, and macro-ified. Updated all uses.
18362 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18363 (LDDBL1, LDDBL2, RETDBL): Deleted.
18364 (DFOP): Renamed to...
18365 (OPDF3): This, and macro-ified. Updated all uses.
18366 (DFOP2): Renamed to...
18367 (OPDF2): This, and macro-ified. Updated all uses.
18368 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18369 (DFCMP): Renamed to...
18370 (CMPDF): This, and macro-ified. Updated all uses.
18371 (DFREVCMP): Renamed to...
18372 (REVCMPDF): This, and macro-ified. Updated all uses.
18373 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18374 (RET_FUNCTION): New.
18375 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18376 (__mips16_ret_sc, __mips16_ret_dc): New.
18377 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18378 STUB_ARGS_6, STUB_ARGS_10): New.
18379 (CALL_STUB_NO_RET): New.
18380 (__mips16_call_stub_1): Macro-ified.
18381 (__mips16_call_stub_5): Macro-ified.
18382 (__mips16_call_stub_2): Macro-ified.
18383 (__mips16_call_stub_6): Macro-ified.
18384 (__mips16_call_stub_9): Macro-ified.
18385 (__mips16_call_stub_10): Macro-ified.
18386 (CALL_STUB_RET): New.
18387 (__mips16_call_stub_sf_0): Macro-ified.
18388 (__mips16_call_stub_sf_1): Macro-ified.
18389 (__mips16_call_stub_sf_5): Macro-ified.
18390 (__mips16_call_stub_sf_2): Macro-ified.
18391 (__mips16_call_stub_sf_6): Macro-ified.
18392 (__mips16_call_stub_sf_9): Macro-ified.
18393 (__mips16_call_stub_sf_10): Macro-ified.
18394 (__mips16_call_stub_df_0): Macro-ified.
18395 (__mips16_call_stub_df_1): Macro-ified.
18396 (__mips16_call_stub_df_5): Macro-ified.
18397 (__mips16_call_stub_df_2): Macro-ified.
18398 (__mips16_call_stub_df_6): Macro-ified.
18399 (__mips16_call_stub_df_9): Macro-ified.
18400 (__mips16_call_stub_df_10): Macro-ified.
18401 (__mips16_call_stub_sc_0): New.
18402 (__mips16_call_stub_sc_1): New.
18403 (__mips16_call_stub_sc_5): New.
18404 (__mips16_call_stub_sc_2): New.
18405 (__mips16_call_stub_sc_6): New.
18406 (__mips16_call_stub_sc_9): New.
18407 (__mips16_call_stub_sc_10): New.
18408 (__mips16_call_stub_dc_0): New.
18409 (__mips16_call_stub_dc_1): New.
18410 (__mips16_call_stub_dc_5): New.
18411 (__mips16_call_stub_dc_2): New.
18412 (__mips16_call_stub_dc_6): New.
18413 (__mips16_call_stub_dc_9): New.
18414 (__mips16_call_stub_dc_10): New.
18416 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18417 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18418 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18420 2007-05-23 Ian Lance Taylor <iant@google.com>
18422 * doc/invoke.texi (Invoking GCC): Document that the order of the
18425 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18428 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18429 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18430 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18434 * config/score/score.c (score_print_operand): Make sure that only
18435 lower bits are used.
18437 2007-05-22 Ian Lance Taylor <iant@google.com>
18439 * tree-vrp.c (avoid_overflow_infinity): New static function,
18440 broken out of set_value_range_to_value.
18441 (set_value_range_to_value): Call avoid_overflow_infinity.
18442 (extract_range_from_assert): Likewise.
18444 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18446 PR middle-end/31095
18447 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18448 change the type before looking for a COMPOUND_EXPR.
18450 2007-05-22 Ian Lance Taylor <iant@google.com>
18452 * lower-subreg.c (decompose_multiword_subregs): If we change an
18453 insn, call remove_retval_note on it.
18455 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18457 * regs.h (end_hard_regno): New function.
18458 (END_HARD_REGNO, END_REGNO): New macros.
18459 (add_to_hard_reg_set): New function.
18460 (remove_from_hard_reg_set): Likewise.
18461 (in_hard_reg_set_p): Likewise.
18462 (overlaps_hard_reg_set_p): Likewise.
18463 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18464 (note_btr_set): Use END_HARD_REGNO.
18465 * caller-save.c (setup_save_areas): Use end_hard_regno.
18466 (mark_set_regs): Use END_HARD_REGNO.
18467 (add_stored_regs): Use end_hard_regno.
18468 (mark_referenced_regs): Use add_to_hard_reg_set.
18469 * combine.c (update_table_tick): Use END_REGNO.
18470 (record_value_for_reg): Likewise.
18471 (record_dead_and_set_regs): Likewise.
18472 (get_last_value_validate): Likewise.
18473 (use_crosses_set_p): Likewise.
18474 (reg_dead_at_p_1): Likewise.
18475 (reg_dead_at_p): Likewise.
18476 (mark_used_regs_combine): Use add_to_hard_reg_set.
18477 (move_deaths): Use END_HARD_REGNO.
18478 (reg_bitfield_target_p): Use end_hard_regno.
18479 (distribute_notes): Use END_HARD_REGNO.
18480 * cse.c (mention_regs): Use END_REGNO.
18481 (insert): Use add_to_hard_reg_set.
18482 (invalidate): Use END_HARD_REGNO.
18483 (invalidate_for_call): Likewise.
18484 (exp_equiv_p): Use END_REGNO.
18485 (cse_insn): Likewise.
18486 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18487 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18488 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18489 * function.c (keep_stack_depressed): Use end_hard_regno.
18490 * global.c (global_alloc): Use end_hard_regno.
18491 (global_conflicts): Use add_to_hard_reg_set instead of
18493 (find_reg): Likewise.
18494 (mark_reg_store): Likewise.
18495 (mark_reg_conflicts): Likewise.
18496 (mark_reg_death): Use remove_from_hard_reg_set.
18497 (mark_reg_live_nc): Delete.
18498 (set_preference): Use end_hard_regno.
18499 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18500 remove_from_hard_reg_set.
18501 (post_mark_life): Use add_to_hard_reg_set.
18502 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18503 (reg_becomes_live): Use add_to_hard_reg_set.
18504 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18505 (peep2_find_free_register): Use add_to_hard_reg_set.
18506 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18507 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18508 * regrename.c (note_sets): Use add_to_hard_reg_set.
18509 (clear_dead_regs): Use remove_from_hard_reg_set.
18510 (regrename_optimize): Use add_to_hard_reg_set.
18511 (find_oldest_value_reg): Use in_hard_reg_set_p.
18512 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18513 (hard_reg_set_here_p): Use end_hard_regno.
18514 (decompose): Likewise.
18515 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18516 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18517 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18518 (mark_home_live): Use end_hard_regno.
18519 (spill_hard_reg): Likewise.
18520 (clear_reload_reg_in_use): Likewise.
18521 * reorg.c (delete_prior_computation): Use END_REGNO.
18522 * resource.c (update_live_status): Use END_HARD_REGNO.
18523 (mark_referenced_resources): Use add_to_hard_reg_set.
18524 (mark_set_resources): Likewise.
18525 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18526 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18527 (reg_overlap_mentioned_p): Likewise.
18528 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18529 (covers_regno_no_parallel_p): Use END_REGNO.
18530 (find_regno_note): Likewise.
18531 (find_reg_fusage): Use END_HARD_REGNO.
18532 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18533 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18535 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18537 * mode-switching.c (reg_dies): Change type of second argument to
18539 (optimize_mode_switching): Update accordingly.
18541 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18543 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18545 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18546 (hard_reg_set_empty_p): ...these new functions.
18547 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18548 GO_IF_HARD_REG_SUBSET.
18549 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18550 instead of GO_IF_HARD_REG_EQUAL.
18551 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18552 instead of GO_IF_HARD_REG_EQUAL.
18553 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18554 GO_IF_HARD_REG_SUBSET.
18555 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18556 GO_IF_HARD_REG_EQUAL.
18557 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18558 of GO_IF_HARD_REG_SUBSET.
18559 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18560 instead of GO_IF_HARD_REG_EQUAL.
18561 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18562 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18563 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18564 of GO_IF_HARD_REG_SUBSET,
18565 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18566 GO_IF_HARD_REG_SUBSET.
18567 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18568 instead of GO_IF_HARD_REG_EQUAL.
18569 * config/sh/sh.c (push_regs, calc_live_regs): Use
18570 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18571 (hard_regs_intersect_p): Delete.
18573 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18575 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18577 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18578 Richard Henderson <rth@redhat.com>
18580 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18582 (x86_64-*-*): Likewise.
18584 * i386/i386-modes.def (V2QI): New.
18586 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18588 (override_options): Support SSE4.1.
18589 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18590 (IX86_BUILTIN_BLENDPS): Likewise.
18591 (IX86_BUILTIN_BLENDVPD): Likewise.
18592 (IX86_BUILTIN_BLENDVPS): Likewise.
18593 (IX86_BUILTIN_PBLENDVB128): Likewise.
18594 (IX86_BUILTIN_PBLENDW128): Likewise.
18595 (IX86_BUILTIN_DPPD): Likewise.
18596 (IX86_BUILTIN_DPPS): Likewise.
18597 (IX86_BUILTIN_INSERTPS128): Likewise.
18598 (IX86_BUILTIN_MOVNTDQA): Likewise.
18599 (IX86_BUILTIN_MPSADBW128): Likewise.
18600 (IX86_BUILTIN_PACKUSDW128): Likewise.
18601 (IX86_BUILTIN_PCMPEQQ): Likewise.
18602 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18603 (IX86_BUILTIN_PMAXSB128): Likewise.
18604 (IX86_BUILTIN_PMAXSD128): Likewise.
18605 (IX86_BUILTIN_PMAXUD128): Likewise.
18606 (IX86_BUILTIN_PMAXUW128): Likewise.
18607 (IX86_BUILTIN_PMINSB128): Likewise.
18608 (IX86_BUILTIN_PMINSD128): Likewise.
18609 (IX86_BUILTIN_PMINUD128): Likewise.
18610 (IX86_BUILTIN_PMINUW128): Likewise.
18611 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18612 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18613 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18614 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18615 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18616 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18617 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18618 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18619 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18620 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18621 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18622 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18623 (IX86_BUILTIN_PMULDQ128): Likewise.
18624 (IX86_BUILTIN_PMULLD128): Likewise.
18625 (IX86_BUILTIN_ROUNDPD): Likewise.
18626 (IX86_BUILTIN_ROUNDPS): Likewise.
18627 (IX86_BUILTIN_ROUNDSD): Likewise.
18628 (IX86_BUILTIN_ROUNDSS): Likewise.
18629 (IX86_BUILTIN_PTESTZ): Likewise.
18630 (IX86_BUILTIN_PTESTC): Likewise.
18631 (IX86_BUILTIN_PTESTNZC): Likewise.
18632 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18633 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18634 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18635 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18636 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18637 (bdesc_ptest): New.
18638 (bdesc_sse_3arg): Likewise.
18639 (bdesc_2arg): Likewise.
18640 (bdesc_1arg): Likewise.
18641 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18643 (ix86_expand_sse_4_operands_builtin): New.
18644 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18645 smaller than 8 bits as the 2nd arg.
18646 (ix86_expand_sse_ptest): New.
18647 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18648 (ix86_expand_vector_set): Support SSE4.1.
18649 (ix86_expand_vector_extract): Likewise.
18651 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18652 __SSE4_1__ for -msse4.1.
18654 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18655 (UNSPEC_INSERTPS): Likewise.
18656 (UNSPEC_DP): Likewise.
18657 (UNSPEC_MOVNTDQA): Likewise.
18658 (UNSPEC_MPSADBW): Likewise.
18659 (UNSPEC_PHMINPOSUW): Likewise.
18660 (UNSPEC_PTEST): Likewise.
18661 (UNSPEC_ROUNDP): Likewise.
18662 (UNSPEC_ROUNDS): Likewise.
18664 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18666 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18667 (const_pow2_1_to_32768_operand): Likewise.
18669 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18672 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18674 (sse4_1_insertps): Likewise.
18675 (*sse4_1_extractps): Likewise.
18676 (sse4_1_ptest): Likewise.
18677 (sse4_1_mulv2siv2di3): Likewise.
18678 (*sse4_1_mulv4si3): Likewise.
18679 (*sse4_1_smax<mode>3): Likewise.
18680 (*sse4_1_umax<mode>3): Likewise.
18681 (*sse4_1_smin<mode>3): Likewise.
18682 (*sse4_1_umin<mode>3): Likewise.
18683 (sse4_1_eqv2di3): Likewise.
18684 (*sse4_1_pinsrb): Likewise.
18685 (*sse4_1_pinsrd): Likewise.
18686 (*sse4_1_pinsrq): Likewise.
18687 (*sse4_1_pextrb): Likewise.
18688 (*sse4_1_pextrb_memory): Likewise.
18689 (*sse4_1_pextrw_memory): Likewise.
18690 (*sse4_1_pextrq): Likewise.
18691 (sse4_1_blendpd): Likewise.
18692 (sse4_1_blendps): Likewise.
18693 (sse4_1_blendvpd): Likewise.
18694 (sse4_1_blendvps): Likewise.
18695 (sse4_1_dppd): Likewise.
18696 (sse4_1_dpps): Likewise.
18697 (sse4_1_movntdqa): Likewise.
18698 (sse4_1_mpsadbw): Likewise.
18699 (sse4_1_packusdw): Likewise.
18700 (sse4_1_pblendvb): Likewise.
18701 (sse4_1_pblendw): Likewise.
18702 (sse4_1_phminposuw): Likewise.
18703 (sse4_1_extendv8qiv8hi2): Likewise.
18704 (*sse4_1_extendv8qiv8hi2): Likewise.
18705 (sse4_1_extendv4qiv4si2): Likewise.
18706 (*sse4_1_extendv4qiv4si2): Likewise.
18707 (sse4_1_extendv2qiv2di2): Likewise.
18708 (*sse4_1_extendv2qiv2di2): Likewise.
18709 (sse4_1_extendv4hiv4si2): Likewise.
18710 (*sse4_1_extendv4hiv4si2): Likewise.
18711 (sse4_1_extendv2hiv2di2): Likewise.
18712 (*sse4_1_extendv2hiv2di2): Likewise.
18713 (sse4_1_extendv2siv2di2): Likewise.
18714 (*sse4_1_extendv2siv2di2): Likewise.
18715 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18716 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18717 (sse4_1_zero_extendv4qiv4si2): Likewise.
18718 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18719 (sse4_1_zero_extendv2qiv2di2): Likewise.
18720 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18721 (sse4_1_zero_extendv4hiv4si2): Likewise.
18722 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18723 (sse4_1_zero_extendv2hiv2di2): Likewise.
18724 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18725 (sse4_1_zero_extendv2siv2di2): Likewise.
18726 (*sse4_1_zero_extendv2siv2di2): Likewise.
18727 (sse4_1_roundpd): Likewise.
18728 (sse4_1_roundps): Likewise.
18729 (sse4_1_roundsd): Likewise.
18730 (sse4_1_roundss): Likewise.
18731 (mulv4si3): Don't expand for SSE4.1.
18732 (smax<mode>3): Likewise.
18733 (umaxv4si3): Likewise.
18734 (uminv16qi3): Likewise.
18735 (umin<mode>3): Likewise.
18736 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18738 * doc/extend.texi: Document SSE4.1 built-in functions.
18740 * doc/invoke.texi: Document -msse4.1.
18742 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18744 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18745 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18746 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18747 (ASM_SPEC): Add asm_pcrel_spec.
18748 (EXTRA_SPECS): Add asm_pcrel_spec.
18750 2007-05-21 David Daney <ddaney@avtrex.com>
18752 * doc/install.texi (Building a cross compiler): Add requirements
18753 for Java cross compiler.
18755 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18757 PR middle-end/31995
18758 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18759 Add loopno argument. Use evolution_function_is_invariant_rec_p
18760 instead of evolution_function_is_constant_p.
18761 Update calls to evolution_function_is_affine_multivariate_p.
18762 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18763 Add loopno argument.
18764 * tree-scalar-evolution.c (gather_chrec_stats): Call
18765 evolution_function_is_affine_multivariate_p with a loop
18767 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18768 (analyze_overlapping_iterations): Likewise.
18769 (access_functions_are_affine_or_constant_p): Likewise.
18770 (build_classic_dist_vector_1): If the access functions
18771 are equal, don't do anything.
18773 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18774 Paolo Carlini <pcarlini@suse.de>
18775 Uros Bizjak <ubizjak@gmail.com>
18777 * c-cppbuiltin.c (c_cpp_builtins): Define
18778 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18779 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18780 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18781 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18783 2007-05-21 Mike Stump <mrs@apple.com>
18785 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18787 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18789 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18791 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18792 implementation if __OPTIMIZE__ is not defined.
18793 (_mm_alignr_pi8): Ditto.
18794 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18795 (_mm_inserti_si64): Ditto.
18796 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18797 (_mm_slli_epi16): Ditto.
18798 (_mm_slli_epi32): Ditto.
18799 (_mm_slli_epi64): Ditto.
18800 (_mm_srai_epi16): Ditto.
18801 (_mm_srai_epi32): Ditto.
18802 (_mm_srli_si128): Ditto.
18803 (_mm_slli_si128): Ditto.
18804 (_mm_srli_epi16): Ditto.
18805 (_mm_srli_epi32): Ditto.
18806 (_mm_srli_epi64): Ditto.
18807 (_mm_extract_epi16): Ditto.
18808 (_mm_insert_epi16): Ditto.
18809 (_mm_shufflehi_epi16): Ditto.
18810 (_mm_shufflelo_epi16): Ditto.
18811 (_mm_shuffle_epi32): Ditto.
18812 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18813 (_m_pextrw): Ditto.
18814 (_mm_insert_pi16): Ditto.
18815 (_m_pinsrw): Ditto.
18816 (_mm_shuffle_pi16): Ditto.
18817 (_m_pshufw): Ditto.
18818 (_mm_shufle_ps): Ditto.
18819 (_mm_prefetch): Ditto.
18821 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18823 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18824 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18825 * real.c (encode_i370_single, decode_i370_single,
18826 encode_i370_double, decode_i370_double): Functions removed.
18827 (i370_single_format, i370_double_format): Initializations removed.
18828 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18829 Consider the log2_b field to always be one.
18830 (ieee_single_format, mips_single_format, coldfire_single_format,
18831 ieee_double_format, mips_double_format, coldfire_double_format,
18832 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18833 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18834 ibm_extended_format, mips_extended_format, ieee_quad_format,
18835 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18836 decimal_single_format, decimal_double_format, decimal_quad_format,
18837 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18838 initialization of log2_b.
18839 * real.h (i370_single_format, i370_double_format): Declarations
18841 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18842 field to always be one.
18844 2007-05-21 Andreas Schwab <schwab@suse.de>
18846 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18847 NOTE_INSN_BASIC_BLOCK_P.
18848 (process_for_unwind_directive): Likewise.
18850 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18852 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18853 * function.h (struct function): Move va_list_gpr_size,
18854 va_list_fpr_size, function_frequency to front of bitfields. Add
18856 (current_function_calls_unwind_init): New.
18857 * except.c (expand_builtin_unwind_init): Set
18858 current_function_calls_unwind_init not
18859 current_function_has_nonlocal_label.
18860 * reload1.c (has_nonexceptional_receiver): New.
18861 (reload): Use it and current_function_calls_unwind_init to
18862 determine whether call-saved regs must be saved.
18864 2007-05-20 Jan Hubicka <jh@suse.cz>
18866 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18867 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18868 * ddg.c (create_ddg): LIkewise.
18869 * final.c (final): Remove hunk moving line number notes around since
18870 they are no longer present at this stage.
18871 (final_scan_insn): Use NOTE_KIND instead of
18872 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18873 (output_asm_label): Likewise.
18874 * reorg.c (dbr_schedule): Likewise.
18875 * haifa-sched.c (unlink_other_notes): Likewise.
18876 * mode-switching.c (optimize_mode_switching): Likewise.
18877 * graph.c (start_bb): Likewise.
18878 * rtl.def (NOTE): Update description.
18879 * jump.c (squeeze_notes): Delete.
18880 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18881 NOTE_INSN_BASIC_BLOCK_P when possible.
18882 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18883 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18884 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18885 (dwarf2out_var_location): Likewise.
18886 * cfgbuild.c (make_edges): Likewise.
18887 (find_basic_blocks_1): Likewise.
18888 * function.c (reorder_blocks_1): Likewise.
18889 (epilogue_done): Likewise.
18890 (reposition_prologue_and_epilogue_notes): Likewise.
18891 * print-rtl.c (print_rtx): Likewise; drop code for printing
18893 (print_rtl): Likewise.
18894 (print_rtl_single): Likewise.
18895 * gcse.c (insert_insn_start_bb): Likewise.
18896 * alias.c (init_alias_analysis): Likewise.
18897 * calls.c (fixup_tail_calls): Likewise.
18898 * except.c (sjlj_emit_function_enter): Likewise.
18899 * emit-rtl.c (add_insn_after): Likeiwse.
18900 (emit_label_before): Likewise.
18901 (emit_label_after): Likewise.
18902 (emit_note_before, emit_note_after, emit_note): Update
18903 parameter to be enum insn_note; do not deal with source
18905 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18906 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18908 (merge_blocks_move_successor_nojumps): Simplify now when
18909 we don't have BLOCK notes.
18910 (try_optimize_cfg): Likewise.
18911 * cfglayout.c (skip_insns_after_block): Likewise.
18912 (record_effective_endpoints): Likewise.
18913 (duplicate_insn_chain): Likewise.
18914 * varasm.c (output_constant_pool_1): Likewise.
18915 * sched-deps.c (sched_analyze): Likewise.
18916 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18918 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18919 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18920 (SET_INSN_DELETED): Simplify.
18921 (NOTE_LINE_NUMBER): Exterminate.
18922 (NOTE_LINE_KIND): New.
18923 (NOTE_INSN_BASIC_BLOCK_P): Update.
18924 (enum insn_note): Simplify.
18925 (GET_NOTE_INSN_NAME) Simplify.
18926 (emit_note_before, emit_note_after, emit_note): Update prototype.
18927 (squeeze_notes): Remove.
18928 * sched-int.h (NOTE_NOT_BB_P): Update.
18929 * resource.c (mark_target_live_regs): Update.
18930 * sched-rgn.c (debug_dependencies): Update.
18931 * sched-vis.c (print_insn): Update.
18932 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18933 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18934 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18935 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18936 (split_branches): Update.
18937 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18939 (sh_adjust_unroll_max): Exterminate.
18940 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18941 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18942 (m68hc11_reorg): Likewise.
18943 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18944 (emit_predicate_relation_info): Update.
18945 (process_for_unwind_directive): Update.
18946 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18947 (output_call): Update.
18948 * config/pa/pa.c (output_lbranch): Update.
18949 (output_millicode_call): Update.
18950 (output_call): Update.
18951 (pa_combine_instructions): Update.
18952 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18953 * config/bfin/bfin.c (gen_one_bundle): Update.
18954 * cfgrtl.c (can_delete_note_p): Update.
18955 (delete_insn): Update.
18956 (rtl_merge_blocks): Update.
18957 (commit_one_edge_insertion): Update.
18958 (rtl_verify_flow_info): Update.
18959 * stmt.c (expand_case): Do not call squeeze_notes.
18961 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18968 * c.opt (Wtype-limits): New.
18969 * doc/invoke.texi (Wtype-limits): Document it.
18970 (Wextra): Enabled by -Wextra.
18971 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18972 * c-common.c (shorten_compare): Warn with Wtype-limits.
18974 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18976 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18977 inlined function, not as a macro.
18978 (_mm_alignr_pi8): Ditto.
18979 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18980 (_mm_inserti_si64): Ditto.
18981 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18982 (_mm_extract_epi16): Ditto.
18983 (_mm_insert_epi16): Ditto.
18984 (_mm_shufflehi_epi16): Ditto.
18985 (_mm_shufflelo_epi16): Ditto.
18986 (_mm_shuffle_epi32): Ditto.
18987 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18988 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18990 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18992 (_m_to_float): Use C89 compatible assignment.
18994 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18997 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18999 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19002 * doc/invoke.texi (Wreturn-type): Complete description.
19003 (Wextra): Delete item about return-type warning.
19004 * c-decl.c: Delete redundant Wextra warning.
19006 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19009 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19010 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19011 inlined function, not as a macro.
19012 (_mm_prefetch): Ditto.
19013 (_m_pextrw): Ditto.
19014 (_mm_insert_pi16): Ditto.
19015 (_m_pinsrw): Ditto.
19016 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19017 (_m_pshufw): Ditto. Add const to __N argument.
19018 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19019 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19020 (_mm_slli_epi32): Ditto.
19021 (_mm_srli_si128): Implement as always inlined function, not as a
19022 macro. Add __inline to function declaration.
19023 (_mm_slli_si128): Ditto.
19025 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19027 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19028 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19030 (struct fenv): New structure.
19031 (FP_HANDLE_EXCEPTIONS): New define.
19032 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19033 (_FP_DECL_EXP): New define.
19034 (FP_INIT_ROUNDMODE): New define.
19035 (FP_ROUNDMODE): New define.
19037 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19039 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19040 (Wconversion): Update description.
19041 (Wconversion-sign): New.
19042 * c.opt (Wconversion-sign): New.
19043 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19044 means disabled for C++. Otherwise, take the status of Wconversion.
19045 * c-common.c (conversion_warning): Warn with either Wconversion or
19047 (warnings_for_convert_and_check): Conditions are already checked by
19048 conversion_warning.
19049 (convert_and_check): Don't check warnings if the conversion failed.
19051 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19052 Anatoly Sokolov <aesok@dol.ru>
19054 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19055 avr_epilogue_uses) : Add declaration.
19056 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19057 * config/avr/constraints.md (R): New constraint.
19058 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19059 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19060 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19061 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19062 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19063 call_prologue_saves, epilogue_restores, return_from_epilogue,
19064 return_from_main_epilogue, return_from_interrupt_epilogue,
19065 return_from_naked_epilogue, prologue, epilogue): New patterns.
19066 (jump): Handle symbol reference.
19067 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19068 avr_output_function_prologue, avr_output_function_epilogue): Remove
19070 (avr_init_machine_status, expand_prologue, expand_epilogue,
19071 avr_asm_function_end_prologue, avr_epilogue_uses,
19072 avr_asm_function_begin_epilogue): New functions.
19073 (prologue_size, epilogue_size, jump_tables_size): Remove global
19075 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19076 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19077 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19078 (avr_override_options): Initialise init_machine_status.
19079 (output_movhi): Handle all stack pointer loads.
19080 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19081 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19082 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19083 (EPILOGUE_USES) Redefine.
19084 (machine_function) Declare.
19086 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19088 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19089 Use a single return statement.
19091 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19093 PR middle-end/30250
19094 * builtins.c (do_mpfr_lgamma_r): New.
19095 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19096 * tree.h (CASE_FLT_FN_REENT): New.
19098 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19100 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19101 (output_die): Use 'unsigned long' with %x.
19102 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19103 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19104 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19106 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19108 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19113 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19114 true if function has no argument.
19116 2007-05-18 DJ Delorie <dj@redhat.com>
19118 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19119 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19121 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19123 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19124 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19125 count_trailing_zeros.
19126 (__i386__): Implement count_leading_zeros using __builtin_clz().
19127 Implement count_trailing_zeros usign __builtin_ctz().
19129 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19131 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19133 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19135 PR middle-end/31344
19136 * expr.c (emit_move_change_mode): Change mode of push operands here.
19138 2007-05-17 Ian Lance Taylor <iant@google.com>
19140 PR tree-optimization/31953
19141 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19142 Change all callers.
19143 (set_value_range_to_null): Call set_value_range_to_value.
19144 (extract_range_from_comparison): Likewise.
19146 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19148 * toplev.c (print_version): Output GMP/MPFR version info.
19150 * builtins.c (CASE_MATHFN_REENT): New macro.
19151 (mathfn_built_in): Use it.
19152 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19153 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19154 BUILT_IN_LGAMMAL_R): New.
19155 * doc/extend.texi: Document new builtins.
19157 PR middle-end/31796
19158 * builtins.c (do_mpfr_remquo): New.
19159 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19160 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19162 PR middle-end/30251
19163 * builtins.c (fold_builtin_1): Handle y0, y1.
19164 (fold_builtin_2): Handle yn.
19166 PR middle-end/30251
19167 * builtins.c (do_mpfr_bessel_n): New.
19168 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19169 (fold_builtin_2): Handle BUILT_IN_JN.
19171 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19174 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19175 TYPE_PRECISION (intmax_type_node).
19177 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19180 * reload.c (subst_reloads): Remove checking.
19182 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19184 PR rtl-optimization/31691
19185 * combine.c (simplify_set): Build a new src pattern instead of
19186 substituting its operands in the COMPARE case.
19188 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19190 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19191 (execute_vrp): Preserve loops through jump threading.
19192 * tree-ssa-threadupdate.c (thread_single_edge,
19193 dbds_continue_enumeration_p, determine_bb_domination_status,
19194 thread_through_loop_header): New functions.
19195 (create_edge_and_update_destination_phis,
19196 create_edge_and_update_destination_phis): Set loops for the new blocks.
19197 (prune_undesirable_thread_requests): Removed.
19198 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19200 (thread_block): Do not call prune_undesirable_thread_requests.
19202 (mark_threaded_blocks): Select edges to thread here.
19203 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19204 Thread edges through loop headers independently.
19205 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19206 * tree-pass.h (TODO_mark_first_instance): New.
19207 (first_pass_instance): Declare.
19208 * cfghooks.c (duplicate_block): Put the block to the original loop
19209 if copy is not specified.
19210 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19211 jump threading. Pass may_peel_loop_headers to
19212 thread_through_all_blocks according to first_pass_instance.
19213 * cfgloop.h (create_preheader): Declare.
19214 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19215 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19216 * passes.c (first_pass_instance): New variable.
19217 (next_pass_1): Set TODO_mark_first_instance.
19218 (execute_todo): Set first_pass_instance.
19220 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19222 PR tree-optimization/24659
19223 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19224 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19225 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19226 OTI_vec_pack_ufix_trunc.
19227 (vec_unpacks_float_hi_optab): Define new macro.
19228 (vec_unpacks_float_lo_optab): Ditto.
19229 (vec_unpacku_float_hi_optab): Ditto.
19230 (vec_unpacku_float_lo_optab): Ditto.
19231 (vec_pack_sfix_trunc_optab): Ditto.
19232 (vec_pack_ufix_trunc_optab): Ditto.
19233 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19234 and vec_pack_[s|u]fix_trunc_optab using
19235 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19236 * tree-vectorizer.c (supportable_widening_operation): Handle
19237 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19238 (supportable_narrowing_operation): New function.
19239 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19240 * tree-vect-transform.c (vectorizable_conversion): Handle
19241 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19242 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19243 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19244 to check for target support.
19245 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19246 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19247 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19248 for VEC_PACK_FIX_TRUNC_EXPR.
19249 (expand_binop): Special case mode of the result for
19250 vec_pack_[u|s]fix_trunc_optab.
19251 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19252 vec_pack_[u|s]fix_trunc_optab.
19254 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19255 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19256 * tree-pretty-print.c (dump_generic_node): Handle
19257 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19258 VEC_PACK_FIX_TRUNC_EXPR.
19260 * expr.c (expand_expr_real_1): Ditto.
19261 * tree-inline.c (estimate_num_insns_1): Ditto.
19262 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19264 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19265 (vec_unpacks_float_lo_v8hi): Ditto.
19266 (vec_unpacku_float_hi_v8hi): Ditto.
19267 (vec_unpacku_float_lo_v8hi): Ditto.
19268 (vec_unpacks_float_hi_v4si): Ditto.
19269 (vec_unpacks_float_lo_v4si): Ditto.
19270 (vec_pack_sfix_trunc_v2df): Ditto.
19272 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19274 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19275 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19276 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19277 [vec_pack_ufix_trunc]: Ditto.
19278 [vec_unpacks_float_hi]: Ditto.
19279 [vec_unpacks_float_lo]: Ditto.
19280 [vec_unpacku_float_hi]: Ditto.
19281 [vec_unpacku_float_lo]: Ditto.
19283 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19285 * soft-fp/README: Update for new files.
19286 * soft-fp/floattisf.c: New file.
19287 * soft-fp/floattidf.c: New file.
19288 * soft-fp/floattitf.c: New file.
19289 * soft-fp/floatuntisf.c: New file.
19290 * soft-fp/floatuntidf.c: New file.
19291 * soft-fp/floatuntitf.c: New file.
19292 * soft-fp/fixsfti.c: New file.
19293 * soft-fp/fixdfti.c: New file.
19294 * soft-fp/fixtfti.c: New file.
19295 * soft-fp/fixunssfti.c: New file.
19296 * soft-fp/fixunsdfti.c: New file.
19297 * soft-fp/fixunstfti.c: New file.
19298 * soft-fp/extendxftf.c: New file.
19299 * soft-fp/trunctfxf.c: New file.
19301 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19302 (__trunctfxf2): Ditto.
19304 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19305 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19306 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19307 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19308 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19309 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19311 * config/i386/t-fprules-softfp64: New file.
19312 * config/i386/sfp-machine.h: New file.
19313 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19314 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19315 and soft-fp/t-softfp to tmake_file.
19316 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19317 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19319 * config/i386/t-linux64 (softfp_wrap_start): New.
19320 (softfp_wrap_end): New.
19321 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19322 supported for TARGET_64BIT.
19324 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19326 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19327 c_common_unsigned_type behavior.
19329 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19331 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19334 2007-05-16 Eric Christopher <echristo@apple.com>
19336 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19337 saving after stack push. Set sp_offset whenever we push.
19338 (rs6000_emit_epilogue): Move altivec register restore before
19341 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19343 * configure.ac: Allow sysroots to be relocated under $prefix as
19344 well as $exec_prefix.
19345 * configure: Regenerate.
19347 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19351 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19353 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19354 (gcc_tooldir): Likewise.
19355 * configure: Regenerate.
19356 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19357 old configure.ac gcc_tooldir setting.
19358 (prefix_to_exec_prefix): New variable.
19359 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19360 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19362 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19364 * c-typeck.c (build_binary_op): Return early for error.
19366 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19368 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19369 struct nb_iter_bound.
19370 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19371 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19372 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19373 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19374 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19375 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19376 (del_scev_info): Use ggc_free.
19377 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19378 * loop-init.c: Include ggc.h.
19379 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19380 (loop_optimizer_finalize): Use ggc_free.
19381 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19382 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19383 pass_iv_optimize): Add TODO_ggc_collect.
19384 * function.h (struct function): Remove skip marker from
19386 * cfgloop.c: Include ggc.h.
19387 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19389 (establish_preds): Vector superloops is gc allocated.
19390 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19392 (flow_loops_find): Vector larray is gc allocated.
19393 (loop_exit_free): Use ggc_free.
19394 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19395 that head of exits list is now not a part of struct loop.
19396 (record_loop_exits): Allocate exits table in gc memory.
19397 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19398 that head of exits list is now not a part of struct loop.
19399 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19400 struct loop_exit): Add GTY marker.
19401 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19402 Add skip marker to aux field. Make head of exits list a separate
19404 (struct loops): Add GTY marker. Make larray vector gc allocated.
19405 Add param marker to exits table.
19406 (get_loops): Type changed.
19407 * Makefile.in (tree-scalar-evolution.o): Add
19408 gt-tree-scalar-evolution.h dependency.
19409 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19410 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19411 * basic-block.h (struct basic_block_def): Remove skip marker from
19414 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19416 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19417 of 0 in the call to expand_expr().
19418 (expand_builtin_mathfn_3): Ditto.
19419 (expand_builtin_interclass_mathfn): Ditto.
19420 (expand_builtin_cexpi): Ditto.
19421 (expand_builtin_int_roundingfn): Ditto.
19422 (expand_builtin_int_roundingfn_2): Ditto.
19423 (expand_builtin_pow): Ditto.
19424 (expand_builtin_powi): Ditto.
19425 (expand_builtin_bswap): Ditto.
19426 (expand_builtin_unop): Ditto.
19427 (expand_builtin_fabs): Ditto.
19428 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19429 the call to expand_expr().
19430 (expand_builtin_sync_operation): Ditto.
19431 (expand_builtin_compare_and_swap): Ditto.
19432 (expand_builtin_lock_test_and_set): Ditto.
19433 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19434 instead of 0 in the call to expand_expr().
19435 (expand_builtin_extract_return_addr): Ditto.
19436 (expand_builtin_eh_return): Ditto.
19437 (expand_eh_return): Ditto.
19438 * explow.c (expr_size): Ditto.
19439 * expr.c (optimize_bitfield_assignment_op): Ditto.
19440 (expand_assignement): Ditto.
19441 (store_expr): Ditto.
19442 (store_field): Ditto.
19443 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19444 the call to expand_expr().
19445 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19446 in the call to expand_expr().
19447 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19448 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19449 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19451 * optabs.c (expand_vec_shift_expr): Ditto.
19452 (expand_vec_cond_expr): Ditto.
19453 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19454 call to expand_expr().
19455 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19456 in the call to expand_expr().
19458 2007-05-14 Dave Korn <dave.korn@artimi.com>
19460 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19462 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19464 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19465 instead of c_common_unsigned_type.
19466 (c_common_unsigned_type): Remove.
19467 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19468 c_common_unsigned_type.
19469 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19470 c_common_unsigned_type.
19471 * c-common.h (c_common_unsigned_type): Remove.
19472 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19473 c_common_unsigned_type.
19474 * c-format.c (check_format_types): Use unsigned_type_for instead of
19475 c_common_unsigned_type.
19476 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19477 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19478 of c_common_unsigned_type.
19479 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19480 lang_hooks.types.unsigned_type.
19481 * expmed.c (make_tree): Use unsigned_type_for instead of
19482 lang_hooks.types.unsigned_type.
19483 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19484 lang_hooks.types.unsigned_type.
19485 (build_range_check): Likewise.
19486 (fold_unary): Likewise.
19487 (fold_binary): Likewise.
19488 (fold_ternary): Likewise.
19489 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19490 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19491 * tree.c (get_unsigned_type): New.
19492 (unsigned_type_for): Use get_unsigned_type instead of
19493 lang_hooks.types.unsigned_type.
19495 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19497 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19498 to m68k_get_function_kind. Update its prototype.
19499 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19501 (m68k_interrupt_function_p): Return enum m68k_function_type
19502 instead of bool. Rename to m68k_get_function_kind.
19503 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19504 target is not fido.
19505 (m68k_compute_frame_layout): Don't mark any register for save
19506 if an interrupt_thread attribute is specified.
19507 (m68k_hard_regno_rename_ok): Update a use of
19508 m68k_interrupt_function_p.
19509 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19510 m68k_interrupt_function_p.
19511 (m68k_function_type): New.
19512 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19513 for a function with an interrupt_thread attribute.
19514 * doc/extend.texi: Document the interrupt_thread attribute.
19516 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19518 Fix PR tree-optimization/31911
19519 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19520 if they didn't change the expression.
19522 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19524 * tree-scalar-evolution.c (resolve_mixers): Exported.
19525 * tree-scalar-evolution.h (resolve_mixers): Declare.
19526 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19527 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19528 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19529 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19530 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19531 strip_conversion, analyze_offset_expr, address_analysis,
19532 object_analysis, analyze_offset): Removed.
19533 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19534 split_constant_offset, canonicalize_base_object_address,
19535 object_address_invariant_in_loop_p, disjoint_objects_p,
19536 dr_may_alias_p, dr_address_invariant_p): New functions.
19537 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19538 and dr_analyze_alias.
19539 (initialize_data_dependence_relation): Use dr_may_alias_p
19540 and object_address_invariant_in_loop_p.
19541 (compute_self_dependence): Handle the case when
19542 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19543 (find_data_references_in_stmt): Restrict the analysis of data
19544 references to the given loop nest.
19545 (find_data_references_in_loop): Made static. Pass loop nest to
19546 find_data_references_in_stmt.
19547 (compute_data_dependences_for_loop): Use DR_VOPS.
19548 (free_data_ref): Free DR_VOPS.
19549 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19550 (struct innermost_loop_behavior): ... new.
19551 (struct base_object_info): Replaced by ...
19552 (struct indices): ... new.
19553 (struct dr_alias): New.
19554 (enum data_ref_type): Removed.
19555 (struct data_reference): Consist of struct innermost_loop_behavior,
19556 struct indices and struct dr_alias.
19557 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19558 (DR_MEMTAG): Renamed to ...
19559 (DR_SYMBOL_TAG): ... this.
19560 (find_data_references_in_loop): Declaration removed.
19561 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19562 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19563 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19564 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19566 2007-05-13 Revital Eres <eres@il.ibm.com>
19568 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19569 which walks virtual def-use chains to find redundant stores.
19570 (dse_optimize_stmt): Call it.
19572 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19574 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19575 * passes.c (init_optimization_passes): Move pass_jump_bypass
19578 * basic-block.h (bb_has_eh_pred): Fix style issue.
19580 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19582 PR rtl-optimization/31848
19583 * loop-invariant.c (move_invariant_reg): If we move an insn
19584 with a REG_EQUAL note, and that insn is not always executed,
19585 remove the REG_EQUAL note.
19587 2007-05-12 Richard Guenther <rguenther@suse.de>
19589 PR tree-optimization/31797
19590 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19591 propagate into a stmt that has volatile ops.
19593 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19595 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19596 (gcc_tooldir): Likewise.
19597 * configure: Regenerate.
19598 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19599 old configure.ac gcc_tooldir setting.
19600 (prefix_to_exec_prefix): New variable.
19601 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19602 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19604 2007-05-11 Silvius Rus <rus@google.com>
19606 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19607 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19608 * c-common.h (strict_aliasing_warning): Change return type.
19609 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19610 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19611 (build_c_cast): Condition call to strict_aliasing_warning.
19612 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19613 * flags.h (set_Wstrict_aliasing): Declare.
19614 * opts.c (set_Wstrict_alising): Define, add call to.
19615 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19616 * tree-ssa-alias-warnings.c: New file.
19617 * tree-ssa-alias.c (compute_may_aliases): Add call to
19618 strict_aliasing_warning_backend.
19620 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19622 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19623 Use loop_depth and loop_outer accessor functions.
19624 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19625 determine_invariantness_stmt, move_computations_stmt): Ditto.
19626 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19627 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19628 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19629 * tree-scalar-evolution.c (interpret_loop_phi,
19630 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19631 instantiate_parameters_1, scev_const_prop): Ditto.
19632 * cfghooks.c (make_forwarder_block): Ditto.
19633 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19634 * modulo-sched.c (loop_canon_p): Ditto.
19635 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19636 slpeel_can_duplicate_loop_p): Ditto.
19637 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19638 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19639 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19640 cancel_loop, verify_loop_structure): Ditto.
19641 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19642 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19643 superloops vector instead of "pred" array.
19644 (establish_preds): Take father loop as an argument. Initialize the
19646 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19647 Do not initialize loop->outer.
19648 (flow_loop_tree_node_remove): Truncate the superloops vector.
19649 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19650 "pred" merged to "superloops" vector.
19651 (loop_depth, loop_outer): New.
19652 (fel_init): Use loop_outer.
19654 2007-05-11 Jan Hubicka <jh@suse.cz>
19656 * cgraphunit.c: Include gt-cgraphunit.h
19657 (static_ctors, static_dtors): New static vars.
19658 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19659 based on implementation in c-common.c
19660 (cgraph_finalize_function): Call record_cdtor_fn.
19661 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19662 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19663 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19664 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19665 build_cdtor, c_build_cdtor_fns): Remove.
19666 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19667 c_build_cdtor_fns): Remove prototype.
19669 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19672 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19673 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19674 * builtins.c (fold_builtin_memchr): New.
19675 (expand_builtin_memchr): Call the latter.
19676 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19677 * doc/extend.texi ([Other built-in functions provided by GCC]):
19680 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19682 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19683 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19684 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19685 PFPO_OP1_TYPE_SHIFT): Constants added.
19686 (DFP_ALL): Mode macro defined.
19687 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19688 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19689 Insn definitions added.
19690 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19691 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19694 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19696 PR tree-optimization/31885
19697 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19698 NULL_TREE to be undetermined.
19699 (automatically_generated_chrec_p): Return false for NULL.
19701 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19703 * config/bfin/bfin.h (MOVE_RATIO): Define.
19705 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19707 * config.gcc (sparc-wrs-vxworks): New target.
19708 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19709 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19710 * config/sparc/sparc.h: Include vxworks-dummy.h.
19711 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19712 include LABEL_REFs too.
19713 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19714 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19716 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19718 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19719 (sparc_emit_call_insn): New function.
19720 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19721 functions when generating VxWorks PIC.
19722 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19723 (call, call_value): Use sparc_emit_call_insn instead of
19726 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19728 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19730 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19732 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19733 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19734 split_double instead of operand_subword.
19736 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19738 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19739 * config/bfin/bfin.c (bfin_local_alignment): New function.
19740 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19742 2007-05-08 Chao-ying Fu <fu@mips.com>
19744 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19745 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19746 (smsub_widen_optab, umsub_widen_optab): Define.
19747 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19749 * genopinit.c (optabs): Fill in smsub_widen_optab and
19751 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19752 and umsub_widen_optab to implement multiply-subtract sequences.
19753 * config/mips/mips.md (*msac<u>_di): Rename to...
19754 (<u>msubsidi4): ...this. Extend condition to include
19755 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19756 of operand 0 to "ka" and use the three-operand form of msub<u>
19758 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19761 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19763 PR rtl-optimization/28011
19764 * reload.c (push_reload): Set dont_share if IN appears in OUT
19765 also when IN is a PLUS rtx.
19766 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19769 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19771 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19772 call unshare_all_decls.
19773 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19774 (unshare_all_decls): Remove.
19776 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19779 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19782 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19783 Nigel Stephens <nigel@mips.com>
19785 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19786 Update comments and all uses.
19787 (MIN_FPRS_PER_FMT): Define.
19788 * config/mips/mips.c (function_arg): Fix to correctly handle
19789 the -mips32r2 -mfp64 -mabi=32 case.
19790 (override_options): Enable use of odd-numbered registers for
19791 SFmode values on MIPS32.
19792 (mips_save_reg_p): Save whole floating-point register pair if
19793 either half is used.
19794 (compute_frame_size): Fix comment.
19796 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19798 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19799 argument of type bool.
19800 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19801 argument. Safely select temporary P register according to it.
19802 (do_link): Change call site of add_to_reg accordingly.
19803 (do_unlink): Add epilogue_p as a fourth argument and pass it
19805 (expand_interrupt_handler_epilogue): Change call of do_unlink
19807 (bfin_expand_prologue): Add a third argument sibcall_p.
19808 * config/bfin/bfin.md (epilogue): Change call of
19809 bfin_expand_epilogue accordingly.
19810 (sibcall_epilogue): Likewise.
19811 (eh_return_internal): Likewise.
19813 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19814 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19815 * config/bfin/bfin.c (bfin_handle_option): Handle
19816 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19817 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19818 Support bf534, bf536 and bf561.
19819 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19821 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19824 * config/i386/i386.c (ix86_function_regparm): Process local
19825 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19827 2007-05-07 Mike Stump <mrs@apple.com>
19829 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19830 also checks for and while statements in C++.
19832 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19834 * gcc.c (at_file_supplied): New variable.
19835 (main): Set it if we expanded argv.
19836 (do_spec_1): Pass an @-file to the linker if we were called with
19837 an @-file argument and HAVE_GNU_LD.
19838 * collect2.c (at_file_supplied): New variable.
19839 (response_file): New variable.
19840 (collect_exit): Unlink response_file if necessary.
19841 (handler): Likewise.
19842 (do_wait): Likewise.
19843 (main): Set at_file_supplied if we expanded argv.
19844 (collect_execute): Pass an @-file to subprocesses if we were called
19845 with an @-file argument.
19846 * configure.ac: Add define for HAVE_GNU_LD.
19847 * configure: Regenerate.
19848 * config.in: Regenerate.
19850 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19852 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19853 operand to HI mode.
19858 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19860 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19861 (TARGET_ENCODE_SECTION_INFO): Re-define.
19862 (m32c_encode_section_info): New
19863 (function_vector_handler): New
19864 (current_function_special_page_vector): New
19865 (m32c_special_page_vector_p): New.
19866 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19868 * config/m32c/jump.md: Added instruction JSRS for functions
19869 with attribute "function_vector".
19870 * doc/extend.texi (function_vector): Added description
19871 for M16C, M32C targets.
19873 2007-05-07 DJ Delorie <dj@redhat.com>
19876 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19877 ashrpsi3, lshrpsi3): Update shift count constraint.
19879 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19880 Nathan Froyd <froydnj@codesourcery.com>
19883 * c-incpath.c (add_path): Strip trailing path separators.
19885 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19887 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19888 Free dominance info before purging EH edges.
19889 (eliminate_degenerate_phis): Likewise.
19890 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19892 2007-05-07 Jan Hubicka <jh@suse.cz>
19894 * gimplify.c (gimplify_expr): Do not crash when folding
19895 (void *)(int)&a + 4.
19897 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19900 * c-opts.c (lang_fortran): Make it non static.
19901 * c-common.h (lang_fortran): New prototype.
19902 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19903 -lang-fortran option was passed by the driver.
19905 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19907 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19908 of ASSERT_CHECKING. Tweak message.
19910 2007-05-06 Revital Eres <eres@il.ibm.com>
19913 * loop-unroll.c (insert_var_expansion_initialization):
19914 Initialize the expansions with -zero instead of +zero.
19916 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19918 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19919 into pic and non-pic versions. Mark r19 as used for
19920 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19921 for tgd_load, tld_load and tie_load .
19922 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19923 version of tgd_load, tld_load and tie_load depending on the
19926 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19927 Jakub Jelinek <jakub@redhat.com>
19929 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19930 (__do_global_dtors_aux): Use more paranoid loop to run
19931 destructors if HIDDEN_DTOR_LIST_END.
19932 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19934 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19936 * varasm.c (align_variable): Don't increase alignment for
19937 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19938 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19940 2007-05-04 Josh Conner <jconner@apple.com>
19942 * basic-block.h (cdi_direction): Assign values to all enumeration
19944 (dom_computed): Remove.
19945 (dom_info_state): New.
19946 (set_dom_info_availability): New.
19947 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19948 walk_data.dom_direction.
19949 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19950 instead of dom_computed[].
19951 (split_edge): Likewise.
19952 (create_basic_block): Likewise.
19953 (merge_blocks): Likewise.
19954 * ifcvt.c (find_if_header): Likewise.
19955 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19956 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19957 * tree-ssa.c (verify_ssa): Likewise.
19958 * tree-cfg.c (tree_verify_flow_info): Likewise.
19959 (remove_edge_and_dominated_blocks): Likewise.
19960 * dominance.c (dom_computed): Make static.
19961 (calc_dfs_tree_nonrec): Change third param to a bool.
19962 (calc_dfs_tree): Change second param to a bool.
19963 (calc_idioms): Change second param to a bool. Use
19964 dom_convert_dir_to_idx.
19965 (init_dom_info): Validate dir before using.
19966 (dom_convert_dir_to_idx): New.
19967 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19968 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19969 (free_dominance_info): Use dom_convert_dir_to_idx.
19970 (get_immediate_dominator): Likewise.
19971 (set_immediate_dominator): Likewise.
19972 (get_dominated_by): Likewise.
19973 (redirect_immediate_dominators): Likewise.
19974 (nearest_common_denominator): Likewise.
19975 (dominated_by_p): Likewise.
19976 (bb_dom_dfs_in): Likewise.
19977 (bb_dom_dfs_out): Likewise.
19978 (recount_dominator): Likewise.
19979 (iterate_fix_dominators): Likewise.
19980 (add_to_dominance_info): Likewise.
19981 (delete_from_dominance_info): Likewise.
19982 (first_dom_son): Likewise.
19983 (next_dom_son): Likewise.
19984 (dom_info_available_p): Likewise.
19985 (dom_info_state): New.
19986 (set_dom_info_availability): New.
19988 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19990 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19992 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19994 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19996 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19997 (subdi3, subdi_carry): Delete.
19999 2007-05-04 Jan Hubicka <jh@suse.cz>
20000 Richard Guenther <rguenther@suse.de>
20002 * opts.c (decode_options): Do not fiddle with inlining
20003 parameters in case of optimizing for size.
20004 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20005 for size do nothing.
20006 (cgraph_decide_inlining_of_small_function): When optimizing for
20007 size never inline functions increasing caller size.
20008 (cgraph_early_inlining): Inline for size when optimizing for size.
20010 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20012 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20013 logical operations piecewise.
20014 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20015 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20016 subdi_sesidi_di): Delete.
20017 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20018 the generated sequence. Allow three-reg add in constraints. Rewrite
20019 the rtl expression for carry to avoid zero_extend of a constant.
20020 (sub_with_carry): New pattern.
20021 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20022 different sequence not involving jumps.
20023 (notbi): Now a named pattern.
20025 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20027 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20028 Add the note about a significant loss of accuracy of some
20029 mathematical routines when these options are used.
20031 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20033 * haifa-sched.c (rtx_vec_t): New typedef.
20034 (contributes_to_priority_p): Extract piece of priority () into new
20036 (priority): Use the function. Add assertion.
20037 (rank_for_schedule, set_priorities): Add assertion to check that
20038 insn's priority is initialized.
20039 (clear_priorities, calc_priorities): Change signature. Make it update
20040 all relevant insns. Update all callers ('add_to_speculative_block ()'
20041 and 'create_block_check_twin ()').
20042 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20043 Add new field 'priority_status'.
20044 (INSN_PRIORITY_STATUS): New macro.
20045 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20047 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20049 * sched-ebb.c (debug_ebb_dependencies): New static function.
20050 (init_ready_list): Use it.
20052 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20053 with changed signature and 'debug_rgn_dependencies ()'.
20054 (debug_rgn_dependencies): New static function.
20055 (init_ready_list): Use it.
20057 * sched-int.h (debug_dependencies): Declare.
20059 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20061 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20063 2007-05-04 Dirk Mueller <dmueller@suse.de>
20065 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20067 2007-05-03 Jan Hubicka <jh@suse.cz>
20069 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20070 ((T1)X op (T1)Y), for pointer type in more cases than before.
20072 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20074 * tree-object-size.c (plus_expr_object_size): When operand size is
20075 unknown, return unknown.
20077 2007-05-03 Dirk Mueller <dmueller@suse.de>
20079 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20081 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20084 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20086 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20088 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20090 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20092 * config/soft-fp/double.h, config/soft-fp/extended.h,
20093 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20094 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20095 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20096 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20099 2007-05-03 Ian Lance Taylor <iant@google.com>
20101 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20102 MASK_PPC_GFXOPT for 8540 or 8548.
20104 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20106 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20107 vect_print_dump_info() to output debug information.
20109 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20112 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20113 operands of size 2 when operand is not MEM_P.
20115 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20117 PR tree-optimization/30565
20118 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20120 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20122 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20123 (umulsi3_highpart): Use them.
20124 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20125 for final accumulator to D regisster tranfser.
20127 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20129 PR tree-optimization/31699
20130 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20132 (vect_enhance_data_refs_alignment): Compute peel amount using
20133 TYPE_VECTOR_SUBPARTS instead of vf.
20134 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20136 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20139 * system.h: Remove inclusion of double-int.h
20140 * tree.h: Include double-int.h
20141 * gengtype.c: Likewise
20142 * cfgloop.h: Likewise
20143 * Makefile.in: Adjust dependencies on double-int.h
20145 2007-05-02 Eric Christopher <echristo@apple.com>
20147 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20148 -shared to -Zdynamiclib.
20150 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20153 * c-common.c (strip_pointer_or_array_types): New function.
20154 * c-common.h (strip_pointer_or_array_types): New function declaration.
20156 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20158 PR tree-optimization/31771
20159 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20161 2007-05-02 Paul Brook <paul@codesourcery.com>
20163 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20165 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20167 PR middle-end/29715
20168 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20171 2007-05-02 Nick Clifton <nickc@redhat.com>
20173 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20175 2007-05-02 Richard Guenther <rguenther@suse.de>
20177 PR tree-optimization/31146
20178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20179 argument, single_use_p. If we have a single use that is
20180 a conversion to the definition rhs type, propagate that rhs.
20181 (forward_propagate_addr_expr): Pass single_use_p argument
20182 to forward_propagate_addr_expr_1.
20184 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20186 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20189 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20191 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20192 'AMD Family 10 core'.
20194 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20196 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20197 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20198 with SSE3 instruction set support.
20199 * doc/invoke.texi: Likewise.
20201 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20203 * config/i386/i386.c (override_options): Tuning 32-byte loop
20204 alignment for amdfam10 architecture. Increasing the max loop
20205 alignment to 24 bytes.
20207 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20209 * config/m68k/constraints.md: New.
20210 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20211 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20212 EXTRA_CONSTRAINT): Remove.
20213 * config/m68k/m68k.md: Include constraints.md.
20214 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20216 2007-05-01 Ian Lance Taylor <iant@google.com>
20218 PR tree-optimization/31739
20219 * tree-vrp.c (vrp_val_is_max): New static function.
20220 (vrp_val_is_min): New static function.
20221 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20223 (set_value_range): Use vrp_val_is_{max,min}.
20224 (extract_range_from_assert): Likewise.
20225 (extract_range_from_binary_expr): Likewise.
20226 (extract_range_from_unary_expr): Likewise.
20227 (dump_value_range, vrp_meet): Likewise.
20228 (vrp_visit_phi_node): Likewise.
20229 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20231 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20233 * config/i386/gmon-sol2.c (size_t): New type.
20234 (intptr_t): Likewise.
20235 (s_textsize): Declare as size_t.
20237 (monstartup): Use size_t for sizes.
20238 (_mcount): Save and restore registers.
20239 (internal_mcount): Pass 0 as the first argument to monstartup
20241 (moncontrol): Convert pointer to appropriately sized integer
20242 before passing to profil.
20244 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20246 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20247 __NO_FPRS__, not just if _SOFT_DOUBLE.
20248 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20249 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20250 also for E500 double.
20251 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20252 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20255 2007-05-01 Richard Guenther <rguenther@suse.de>
20257 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20260 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20262 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20264 2007-05-01 Jan Hubicka <jh@suse.cz>
20266 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20269 2007-05-01 Jan Hubicka <jh@suse.cz>
20271 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20272 (maybe_fold_offset_to_reference): Declare.
20273 * fold-const.c (fold_unary): Do not fold
20274 (type *)&A into &A->field_of_type_and_offset_0
20275 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20276 size is unknown, give up.
20277 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20279 (maybe_fold_offset_to_reference): New.
20280 (maybe_fold_stmt_indirect): Use it.
20281 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20282 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20284 (gimplify_expr): Likewise for plus_expr.
20286 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20288 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20289 bsi_after_labels. Always insert statements before bsi.
20290 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20291 * predict.c (apply_return_prediction): Check for empty blocks.
20292 * cfgexpand.c (lab_rtx_for_bb): New variable.
20293 (label_rtx_for_bb): Do not create new tree labels.
20294 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20295 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20296 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20298 (label_for_bb): Add field used.
20299 (update_eh_label, main_block_label): Mark the label used.
20300 (cleanup_dead_labels): Remove unused labels.
20302 2007-05-01 Richard Guenther <rguenther@suse.de>
20304 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20305 if it is not about to be set.
20306 (get_value_range): Do not pre-allocate equiv bitmap.
20307 (update_value_range): No need to clear equiv field.
20308 (add_equivalence): Change prototype to get bitmap pointer.
20309 Allocate bitmap here if it is not already.
20310 (extract_range_from_assert): Do not allocate bitmap here.
20311 Update callers to add_equivalence.
20312 (extract_range_from_ssa_name): Likewise.
20313 (get_vr_for_comparison): New static helper.
20314 (compare_name_with_value): Handle NULL equiv bitmap by
20315 peeling the first iteration of the comparison loop.
20316 Use get_vr_for_comparison.
20317 (compare_names): Handle NULL equiv bitmaps by using fake
20318 ones. Use get_vr_for_comparison.
20320 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20322 * double-int.c (mpz_set_double_int): Moved from
20323 tree-ssa-loop-niter.c.
20324 (mpz_get_double_int): Likewise; also, add option to wrap
20325 out-of-range integers.
20326 * double-int.h: New prototypes for above.
20327 * tree.c (get_static_type_bounds): Moved from
20328 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20329 TYPE_MAX_VALUE if they exist..
20330 * tree.h: New prototype for above.
20331 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20332 get_type_bounds calls.
20333 (mpz_set_double_int): Move to double-int.c.
20334 (get_type_bounds): Move to tree.c, rename to
20335 get_static_type_bounds.
20336 (mpz_to_double_int): Move to double-int.c, rename to
20337 mpz_get_double_int.
20339 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20341 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20342 DIV0 exception can fall through to a normal return.
20344 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20346 PR middle-end/22156
20347 Temporarily revert:
20348 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20349 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20350 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20351 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20352 initialize align to silence bogus warning.
20353 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20354 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20356 (struct sra_walk_fns): Remove use_all parameter from use.
20357 (sra_hash_tree): Handle BIT_FIELD_REFs.
20358 (sra_elt_hash): Don't hash bitfld blocks.
20359 (sra_elt_eq): Skip them in parent compares as well. Handle
20361 (sra_walk_expr): Don't maintain or pass down use_all_p.
20362 (scan_use): Remove use_all parameter.
20363 (scalarize_use): Likewise. Re-expand assignment to
20364 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20365 output, and re-scalarize after output. Don't mark anything
20367 (scalarize_ldst): Adjust.
20368 (scalarize_walk_gimple_modify_statement): Likewise.
20369 (build_element_name_1): Handle BIT_FIELD_REFs.
20370 (instantiate_element): Don't warn for any element whose parent
20371 is used as a whole.
20372 (instantiate_missing_elements_1): Return the sra_elt.
20373 (canon_type_for_field): New.
20374 (try_instantiate_multiple_fields): New.
20375 (instantiate_missing_elemnts): Use them.
20376 (mark_no_warning): Removed.
20377 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20378 (REPLDUP, sra_build_elt_assignment): New.
20379 (generate_copy_inout): Use them.
20380 (generate_element_copy): Likewise. Handle bitfld differences.
20381 (generate_element_zero): Don't recurse for blocks. Use
20382 sra_build_elt_assignment.
20383 (generate_one_element_int): Take elt instead of var. Use
20384 sra_build_elt_assignment.
20385 (generate_element_init_1): Adjust.
20386 (scalarize_use, scalarize_copy): Use REPLDUP.
20387 (scalarize_ldst): Move assert before dereference.
20388 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20390 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20393 * tree.c (reconstruct_complex_type): Reconstruct a reference
20395 Also use the same mode for the pointer as the old pointer type.
20397 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20399 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20402 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20404 PR rtl-optimization/31676
20405 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20406 (df_refs_record): Call it.
20408 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20410 * rtl.def (SS_ABS): New code.
20411 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20412 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20413 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20414 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20415 (bfin_init_builtins): Define them.
20416 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20417 (bfin_expand_builtin): ... and handle the others here.
20418 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20419 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20420 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20421 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20422 operand is only HImode.
20424 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20426 * regclass.c (scan_one_insn): Remove splitting of
20429 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20430 Nigel Stephens <nigel@mips.com>
20432 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20434 2007-04-28 Jan Hubicka <jh@suse.cz>
20436 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20437 insn_locators_alloc instead of insn_locators_initialize;
20438 call reset_block_changes.
20439 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20440 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20441 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20442 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20443 * config/score/score.c (th_output_mi_thunk): Likewise.
20444 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20445 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20446 tolerate uninitialized locator info.
20449 * function.c (init_function_start): Don't init line number info.
20450 (expand_function_end): Update.
20451 (reset_block_changes, record_block_change, finalize_block_changes,
20452 check_block_change, free_block_changes): Kill.
20453 * function.h (reset_block_changes, record_block_change,
20454 finalize_block_changes, check_block_change, free_block_changes):
20456 (struct function): Remove ib_boundaries_block.
20457 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20458 Use curr_insn_locator to initialize locator.
20459 (emit_line_note): Remove.
20460 * cfgexpand.c (expand_gimple_cond_expr): Update.
20461 (construct_exit_block): Likewise.
20462 (tree_expand_cfg): Initialize/finalize locators.
20463 * expr.c (expand_expr_real): Update.
20464 * cfglayout.c (line_locators_locs, line_locators_lines,
20465 file_locators_locs, file_locators_files): Remove.
20466 (set_block_levels): Move to cfgexpand.c.
20467 (insn_locators_initialize): Remove.
20468 (pass_insn_locators_initialize): Remove.
20469 (locations_locators_locs, locations_locators_vals): New static vars.
20470 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20472 (insn_locators_alloc, insn_locators_finalize,
20473 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20475 (locator_location): New.
20476 (locator_line, locator_file): Rewrite.
20477 * rtl.h (emit_line_note): Kill.
20478 (insn_locators_alloc, insn_locators_finalize,
20479 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20481 * tree-inline.c (initialize_cfun): Do not initialize
20482 ib_boundaries_block.
20483 * passes.c (pass_insn_locators_initialize): Remove.
20485 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20487 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20488 info. Update last_basic_block correctly.
20490 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20493 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20494 register itself to hold the offset constant. Tell flow the use
20495 of r4 and r5 when they are used.
20497 2007-04-27 Richard Guenther <rguenther@suse.de>
20499 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20500 if we simplified anything.
20501 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20502 warnings until we did a simplification and the stmt was not
20503 marked as TREE_NO_WARNING.
20505 2007-04-27 Mike Stump <mrs@apple.com>
20507 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20509 2007-04-27 Ian Lance Taylor <iant@google.com>
20511 PR middle-end/31710
20512 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20513 TYPE_MAX_VALUE exist, convert them to the new type.
20515 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20517 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20518 if it claims to be available.
20519 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20520 edge is redirected.
20521 (perform_tree_ssa_dce): Always free postdominators.
20523 2007-04-27 Richard Henderson <rth@redhat.com>
20525 * config/alpha/predicates.md (aligned_memory_operand): Mark
20526 as define_special_predicate.
20527 (unaligned_memory_operand, normal_memory_operand): Likewise.
20528 (reg_or_unaligned_mem_operand): Remove.
20529 (any_memory_operand): Match the documentation and check for
20530 non-renumbered pseudos during reload.
20531 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20532 alpha_secondary_reload_class, update to new interface, make static.
20533 Handle CQImode like HImode. Remove FP subreg check.
20534 (alpha_expand_mov): Use replace_equiv_address.
20535 (alpha_expand_mov_nobwx): Use any_memory_operand.
20536 (TARGET_SECONDARY_RELOAD): New.
20537 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20538 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20539 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20540 * config/alpha/alpha.md: ... here.
20541 (RELOAD12, reloadmode): New.
20543 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20544 Don't handle the aligned case here.
20545 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20546 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20547 reload_inhi_help. Don't expect a scratch register.
20548 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20550 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20552 2007-04-27 Richard Guenther <rguenther@suse.de>
20554 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20556 2007-04-27 Richard Guenther <rguenther@suse.de>
20558 PR tree-optimization/30965
20559 PR tree-optimization/30978
20560 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20561 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20562 (find_equivalent_equality_comparison): Likewise.
20563 (simplify_cond): Likewise.
20564 (get_prop_source_stmt): New helper.
20565 (get_prop_dest_stmt): Likewise.
20566 (can_propagate_from): Likewise.
20567 (remove_prop_source_from_use): Likewise.
20568 (combine_cond_expr_cond): Likewise.
20569 (forward_propagate_comparison): New function.
20570 (forward_propagate_into_cond): Rewrite to use fold for
20572 (tree_ssa_forward_propagate_single_use_vars): Call
20573 forward_propagate_comparison to propagate comparisons.
20575 2007-04-27 Richard Guenther <rguenther@suse.de>
20577 PR tree-optimization/31715
20578 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20579 sure to do computation on the offset in an appropriate
20582 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20584 * reload.h (elimination_target_reg_p): Declare.
20585 * reload.c (find_reloads): Don't apply the reg_rtx move
20586 optimization if the SET_DEST satisfies elimination_target_reg_p.
20587 * reload1.c (elimination_target_reg_p): New function.
20588 (gen_reload): In the move/add2 fallback, make sure that op0
20589 does not overlap the destination register.
20591 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20593 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20594 transform only GIMPLE_MODIFY_STMTs.
20595 * tree-complex.c (expand_complex_operations_1): Ditto.
20596 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20597 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20598 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20600 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20601 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20602 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20603 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20604 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20605 slpeel_add_loop_guard): Ditto.
20606 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20607 * lambda-code.c (perfect_nestify): Ditto.
20608 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20609 before the first statement.
20610 * tree-optimize.c (execute_free_datastructures): Fix comments.
20611 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20612 * tree-flow.h (disband_implicit_edges): Declaration removed.
20613 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20615 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20616 COND_EXPRs without gotos.
20617 (disband_implicit_edges, has_label_p): Removed.
20618 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20619 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20621 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20623 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20624 also for COND_EXPRs.
20625 * cfgexpand.c (label_rtx_for_bb): New function.
20626 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20627 Use label_rtx_for_bb to find the labels.
20628 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20629 last block. Detect fallthru edges.
20631 2007-04-26 Ian Lance Taylor <iant@google.com>
20634 * reload.c (find_reloads_subreg_address): If the address was valid
20635 in the original mode but not in the new mode, reload the whole
20638 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20640 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20641 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20642 (cleanup_control_expr_graph): Do not invalidate dominance info.
20643 Record altered blocks.
20644 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20645 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20646 cleanup_tree_cfg_bb): New functions.
20647 (remove_forwarder_block): Do not maintain the worklist of blocks.
20648 Record altered blocks.
20649 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20650 not over whole cfg.
20651 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20652 delete_unreachable_blocks if dominators are not available.
20653 * tree-inline.c (optimize_inline_calls): Free dominance information
20655 * tree-flow.h (remove_edge_and_dominated_blocks,
20656 cfgcleanup_altered_bbs): Altered.
20657 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20659 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20661 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20662 do not invalidate dominators.
20664 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20666 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20667 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20668 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20669 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20671 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20673 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20675 2007-04-26 Richard Guenther <rguenther@suse.de>
20677 PR tree-optimization/31703
20678 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20679 the right type for the target of the bittest.
20681 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20683 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20684 ix86_sol10_return_in_memory.
20686 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20688 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20691 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20694 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20696 PR tree-optimization/30558
20697 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20698 clear this_state.prev_try.
20700 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20701 Mark Mitchell <mark@codesourcery.com>
20703 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20704 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20705 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20707 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20710 * doc/invoke.texi (%:print-asm-header): Document.
20711 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20713 (static_spec_functions): Add print-asm-header.
20714 (main): Print a banner before the --target-help linker options.
20715 (print_asm_header_spec_function): New function.
20717 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20720 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20721 (movsf_ie): Likewise.
20723 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20725 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20727 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20729 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20730 exception for divide-by-zero.
20731 (__umodsi3, __modsi3): Likewise.
20733 2007-04-25 Dirk Mueller <dmueller@suse.de>
20735 * c-typeck.c (build_compound_expr): Annotate warning()
20736 call with OPT_Wunused_value.
20737 * tree-ssa.c (warn_uninit): Annotate warning with
20739 * c-common.c (handle_sentinel_attribute): Annotate warning
20740 call with OPT_Wattributes.
20742 2007-04-25 Thiemo Seufer <ths@mips.com>
20744 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20745 (mips16): Fix typo.
20746 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20747 on to the assembler. Improve handling of -mno-mips16. Add handling
20748 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20749 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20750 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20751 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20753 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20756 * config/i386/winnt.c (i386_pe_file_end): Strip only
20757 USER_LABEL_PREFIX when writing export name.
20759 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20761 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20762 sh/elf.h, vx-common.h and vxworks.h.
20763 * config/sh/sh.h: Include config/vxworks-dummy.h.
20764 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20765 (OVERRIDE_OPTIONS): Use it.
20766 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20767 (vxworks_picreg): New pattern.
20768 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20769 VXWORKS_OS_CPP_BUILTINS.
20770 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20771 to their VXWORKS_* equivalents.
20772 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20773 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20774 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20775 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20776 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20777 -mrtp/-fPIC multilibs.
20778 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20779 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20780 (MULTILIB_OSDIRNAMES): Delete.
20782 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20785 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20787 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20789 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20790 rounding mode to be specified by the caller.
20791 (real_to_mpfr) Likewise.
20792 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20793 include new arguments.
20794 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20796 2007-04-24 Ian Lance Taylor <iant@google.com>
20798 PR tree-optimization/31605
20799 * tree-vrp.c (set_value_range): Check that min and max are not
20800 both overflow infinities.
20801 (set_value_range_to_value): New static function.
20802 (extract_range_from_binary_expr): Call set_value_range_to_value.
20803 (extract_range_from_cond_expr): Likewise.
20804 (extract_range_from_expr): Likewise.
20805 (extract_range_from_unary_expr): Likewise. Don't create a range
20806 which overflows on both sides.
20807 (vrp_meet): Check for a useless range.
20808 (vrp_visit_phi_node): If we see a constant which looks like an
20809 overflow infinity, turn off the TREE_OVERFLOW flag.
20811 2007-04-24 Ian Lance Taylor <iant@google.com>
20813 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20815 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20817 PR diagnostic/25923
20818 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20819 diagnostic message is being built.
20820 * tree-pretty-print.c (dump_generic_node): Only write the
20821 formatted text into BUFFER's stream if we are not building a
20822 diagnostic message.
20823 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20825 * Makefile.in (toplev.o): Depend on tree-pass.h.
20827 2007-04-24 Ian Lance Taylor <iant@google.com>
20829 PR tree-optimization/31602
20830 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20831 conditionals in the copied loop header.
20832 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20833 warnings if TREE_NO_WARNING is set.
20834 * doc/invoke.texi (Warning Options): Clarify that
20835 -Wstrict-overflow does not warn about loops.
20837 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20839 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20840 expand on the comment about _Decimal128 arguments and check the
20841 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20842 that _Decimal128 argument uses even/odd register pair.
20843 (function_arg): Ditto.
20845 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20847 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20848 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20850 2007-04-24 Richard Guenther <rguenther@suse.de>
20851 Olga Golovanevsky <olga@il.ibm.com>
20853 * fold-const.c (multiple_of_p): Check for bottom
20856 2007-04-24 Richard Henderson <rth@redhat.com>
20858 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20859 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20860 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20861 looking for non-zero bits shifted out. Avoid a recursive call
20862 when constructing the scalar.
20863 (__floatundisf): Likewise.
20865 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20867 * dwarf2out.c (field_byte_offset): Move the existing logic
20868 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20869 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20871 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20874 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20875 length argument of 0 for memset.
20876 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20877 unsigned shift instead of the signed variant.
20879 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20881 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20882 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20883 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20884 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20885 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20886 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20887 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20888 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20889 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20890 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20891 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20892 "mul<mode>3", "div<mode>3"): Insn definitions added.
20893 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20894 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20895 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20896 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20897 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20898 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20899 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20900 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20901 TARGET_FLOAT_FORMAT): Macro definitions removed.
20902 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20903 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20904 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20905 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20906 (s390_gen_rtx_const_DI): Function removed.
20907 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20909 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20911 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20912 over an external ffs function.
20914 2007-04-24 Chao-ying Fu <fu@mips.com>
20915 Richard Sandiford <richard@nildram.co.uk>
20917 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20918 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20919 (smadd_widen_optab, umadd_widen_optab): Define.
20920 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20922 * genopinit.c (optabs): Fill in smadd_widen_optab and
20924 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20925 and umadd_widen_optab to implement multiply-add sequences.
20926 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20927 (<u>maddsidi4): ...this. Extend condition to include
20928 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20929 of operand 0 to "ka" and use the three-operand form of madd<u>
20931 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20933 * config/mips/constraints.md (ka): New register constraint.
20935 2007-04-24 Jan Hubicka <j@suse.cz>
20939 2007-04-23 Jan Hubicka <jh@suse.cz>
20940 * function.c (init_function_start): Don't init line number info.
20941 (expand_function_end): Update.
20942 (reset_block_changes, record_block_change, finalize_block_changes,
20943 check_block_change, free_block_changes): Kill.
20944 * function.h (reset_block_changes, record_block_change,
20945 finalize_block_changes, check_block_change, free_block_changes):
20947 (struct function): Remove ib_boundaries_block.
20948 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20949 Use curr_insn_locator to initialize locator.
20950 (emit_line_note): Remove.
20951 * cfgexpand.c (expand_gimple_cond_expr): Update.
20952 (construct_exit_block): Likewise.
20953 (tree_expand_cfg): Initialize/finalize locators.
20954 * expr.c (expand_expr_real): Update.
20955 * cfglayout.c (line_locators_locs, line_locators_lines,
20956 file_locators_locs, file_locators_files): Remove.
20957 (set_block_levels): Move to cfgexpand.c.
20958 (insn_locators_initialize): Remove.
20959 (pass_insn_locators_initialize): Remove.
20960 (locations_locators_locs, locations_locators_vals): New static vars.
20961 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20963 (insn_locators_alloc, insn_locators_finalize,
20964 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20966 (locator_location): New.
20967 (locator_line, locator_file): Rewrite.
20968 * rtl.h (emit_line_note): Kill.
20969 (insn_locators_alloc, insn_locators_finalize,
20970 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20972 * tree-inline.c (initialize_cfun): Do not initialize
20973 ib_boundaries_block.
20974 * passes.c (pass_insn_locators_initialize): Remove.
20976 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20978 * doc/invoke.texi: Removed leading '-' from option index entries.
20980 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20982 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20984 (create_phi_node): Use set_phi_nodes.
20985 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20986 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20987 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20988 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20989 (bsi_start, bsi_last): Use bb_stmt_list.
20990 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20991 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20992 Traverse the statements using tsi iterator.
20993 * basic-block.h (struct basic_block_def): Fields stmt_list
20994 and phi_nodes moved to ...
20995 (struct tree_bb_info): ... new structure.
20996 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20997 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20998 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20999 (tree_verify_flow_info): Verify that il.tree is not set for
21000 entry and exit block.
21001 (tree_split_block): Use set_bb_stmt_list.
21003 2007-04-23 Mike Stump <mrs@apple.com>
21005 * config/i386/i386.c (ix86_tune_features
21006 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21009 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21011 * config/i386/i386.md (prefix_extra): New attribute.
21012 (length): Add prefix_extra.
21014 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21015 (sse2_movntv2di): Likewise.
21016 (sse2_cvtps2dq): Likewise.
21017 (sse2_cvtpd2pi): Likewise.
21018 (sse2_cvttpd2pi): Likewise.
21019 (*sse2_cvtpd2ps): Likewise.
21020 (*add<mode>3): Likewise.
21021 (sse2_ssadd<mode>3): Likewise.
21022 (sse2_usadd<mode>3): Likewise.
21023 (*sub<mode>3): Likewise.
21024 (sse2_sssub<mode>3): Likewise.
21025 (sse2_ussub<mode>3): Likewise.
21026 (*mulv8hi3): Likewise.
21027 (*smulv8hi3_highpart): Likewise.
21028 (*umulv8hi3_highpart): Likewise.
21029 (sse2_umulv2siv2di3): Likewise.
21030 (sse2_pmaddwd): Likewise.
21031 (ashr<mode>3): Likewise.
21032 (lshr<mode>3): Likewise.
21033 (ashl<mode>3): Likewise.
21034 (sse2_ashlti3): Likewise.
21035 (sse2_lshrti3): Likewise.
21036 (*umaxv16qi3): Likewise.
21037 (*smaxv8hi3): Likewise.
21038 (*uminv16qi3): Likewise.
21039 (*sminv8hi3): Likewise.
21040 (sse2_eq<mode>3): Likewise.
21041 (sse2_gt<mode>3): Likewise.
21042 (*and<mode>3): Likewise.
21043 (sse2_nand<mode>3): Likewise.
21044 (*ior<mode>3): Likewise.
21045 (*xor<mode>3): Likewise.
21046 (sse2_packsswb): Likewise.
21047 (sse2_packssdw): Likewise.
21048 (sse2_packuswb): Likewise.
21049 (sse2_punpckhbw): Likewise.
21050 (sse2_punpcklbw): Likewise.
21051 (sse2_punpckhwd): Likewise.
21052 (sse2_punpcklwd): Likewise.
21053 (sse2_punpckhdq): Likewise.
21054 (sse2_punpckldq): Likewise.
21055 (sse2_punpckhqdq): Likewise.
21056 (sse2_punpcklqdq): Likewise.
21057 (*sse2_pinsrw): Likewise.
21058 (*sse2_pextrw): Likewise.
21059 (sse2_pshufd_1): Likewise.
21060 (sse2_uavgv16qi3): Likewise.
21061 (sse2_uavgv8hi3): Likewise.
21062 (sse2_psadbw): Likewise.
21063 (sse2_pmovmskb): Likewise.
21064 (*sse2_maskmovdqu): Likewise.
21065 (*sse2_maskmovdqu_rex64): Likewise.
21066 (sse4a_extrqi): Likewise.
21067 (sse4a_extrq): Likewise.
21068 (sse3_lddqu): Set prefix_rep.
21069 (sse3_addsubv4sf3): Likewise.
21070 (sse3_haddv4sf3): Likewise.
21071 (sse3_hsubv4sf3): Likewise.
21072 (sse_cvtss2si): Likewise.
21073 (sse_cvtss2si_2): Likewise.
21074 (sse_cvtss2siq): Likewise.
21075 (sse_cvtss2siq_2): Likewise.
21076 (sse_cvttss2si): Likewise.
21077 (sse_cvttss2siq): Likewise.
21078 (sse2_cvttps2dq): Likewise.
21079 (sse3_movshdup): Likewise.
21080 (sse3_movsldup): Likewise.
21081 (sse2_cvtsd2si): Likewise.
21082 (sse2_cvtsd2si_2): Likewise.
21083 (sse2_cvtsd2siq): Likewise.
21084 (sse2_cvtsd2siq_2): Likewise.
21085 (sse2_cvttsd2si): Likewise.
21086 (sse2_cvttsd2siq): Likewise.
21087 (*sse2_cvtpd2dq): Likewise.
21088 (*sse2_cvttpd2dq): Likewise.
21089 (sse2_pshuflw_1): Likewise.
21090 (sse2_pshufhw_1): Likewise.
21091 (sse4a_insertqi): Likewise.
21092 (sse4a_insertq): Likewise.
21093 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21094 (ssse3_phadddv4si3): Likewise.
21095 (ssse3_phaddswv8hi3): Likewise.
21096 (ssse3_phsubwv8hi3): Likewise.
21097 (ssse3_phsubdv4si3): Likewise.
21098 (ssse3_phsubswv8hi3): Likewise.
21099 (ssse3_pmaddubswv8hi3): Likewise.
21100 (ssse3_pmulhrswv8hi3): Likewise.
21101 (ssse3_pshufbv16qi3): Likewise.
21102 (ssse3_psign<mode>3): Likewise.
21103 (ssse3_palignrti): Likewise.
21104 (abs<mode>2): Likewise.
21105 (ssse3_phaddwv4hi3): Set prefix_extra.
21106 (ssse3_phadddv2si3): Likewise.
21107 (ssse3_phaddswv4hi3): Likewise.
21108 (ssse3_phsubwv4hi3): Likewise.
21109 (ssse3_phsubdv2si3): Likewise.
21110 (ssse3_phsubswv4hi3): Likewise.
21111 (ssse3_pmaddubswv4hi3): Likewise.
21112 (ssse3_pmulhrswv4hi3): Likewise.
21113 (ssse3_pshufbv8qi3): Likewise.
21114 (ssse3_psign<mode>3): Likewise.
21115 (ssse3_palignrdi): Likewise.
21116 (abs<mode>2): Likewise.
21117 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21118 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21119 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21121 2007-04-23 Nick Clifton <nickc@redhat.com>
21123 * params.def: Fix formatting of emacs local variables.
21125 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21127 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21128 move if inter-unit move isn't allowed.
21129 Don't split moving the first element of V2DI to DI to inter-unit
21130 move if inter-unit move isn't allowed.
21132 2007-04-23 Richard Guenther <rguenther@suse.de>
21134 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21135 and CDI_POST_DOMINATORS separately.
21137 2007-04-23 Nick Clifton <nickc@redhat.com>
21139 * c.opt (Wformat-contains-nul): Add warning attribute.
21141 2007-04-23 Jan Hubicka <jh@suse.cz>
21143 * function.c (init_function_start): Don't init line number info.
21144 (expand_function_end): Update.
21145 (reset_block_changes, record_block_change, finalize_block_changes,
21146 check_block_change, free_block_changes): Kill.
21147 * function.h (reset_block_changes, record_block_change,
21148 finalize_block_changes, check_block_change, free_block_changes):
21150 (struct function): Remove ib_boundaries_block.
21151 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21152 Use curr_insn_locator to initialize locator.
21153 (emit_line_note): Remove.
21154 * cfgexpand.c (expand_gimple_cond_expr): Update.
21155 (construct_exit_block): Likewise.
21156 (tree_expand_cfg): Initialize/finalize locators.
21157 * expr.c (expand_expr_real): Update.
21158 * cfglayout.c (line_locators_locs, line_locators_lines,
21159 file_locators_locs, file_locators_files): Remove.
21160 (set_block_levels): Move to cfgexpand.c.
21161 (insn_locators_initialize): Remove.
21162 (pass_insn_locators_initialize): Remove.
21163 (locations_locators_locs, locations_locators_vals): New static vars.
21164 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21166 (insn_locators_alloc, insn_locators_finalize,
21167 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21169 (locator_location): New.
21170 (locator_line, locator_file): Rewrite.
21171 * rtl.h (emit_line_note): Kill.
21172 (insn_locators_alloc, insn_locators_finalize,
21173 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21175 * tree-inline.c (initialize_cfun): Do not initialize
21176 ib_boundaries_block.
21177 * passes.c (pass_insn_locators_initialize): Remove.
21179 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21181 PR middle-end/31448
21182 * expr.c (reduce_to_bit_field_precision): Handle
21185 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21187 PR tree-optimization/24659
21188 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21189 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21190 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21191 * genopinit.c (optabs): Rename vec_pack_mod_optab
21192 to vec_pack_trunc_optab.
21193 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21194 early for scalar floating point operands for NOP_EXPR.
21195 (vectorizable_type_promotion): Ditto.
21196 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21197 vec_pack_trunc_optab.
21198 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21200 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21201 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21202 Rename from VEC_PACK_MOD_EXPR.
21203 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21204 * expr.c (expand_expr_real_1): Ditto.
21205 * tree-inline.c (estimate_num_insns_1): Ditto.
21206 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21208 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21209 (vec_unpacks_lo_v4sf): Ditto.
21210 (vec_pack_trunc_v2df): Ditto.
21211 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21212 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21213 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21215 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21217 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21219 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21220 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21221 packing of floating point operands.
21222 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21223 represent unpacking of floating point operands.
21224 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21225 [vec_unpacks_hi]: Ditto.
21226 [vec_unpacks_lo]: Ditto.
21228 2007-04-22 Jan Hubicka <jh@suse.cz>
21230 * final.c (rest_of_handle_final): Call
21231 targetm.asm_out.constructor/targetm.asm_out.destructor
21232 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21233 proper priority via decl_*_priority_insert.
21234 * c-common.c (c_expand_body): Likewise.
21236 2007-04-22 Richard Guenther <rguenther@suse.de>
21238 PR tree-optimization/29789
21239 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21240 (rewrite_reciprocal): New helper split out from
21241 determine_invariantness_stmt.
21242 (rewrite_bittest): Likewise.
21243 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21244 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21247 2007-04-22 Revital Eres <eres@il.ibm.com>
21249 * loop-unroll.c (var_to_expand): New field to support also
21250 insns of the form x = something + x.
21251 (analyze_insn_to_expand_var): Use it.
21252 (expand_var_during_unrolling): Likewise.
21254 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21256 * predict.c: Include pointer-set.h.
21257 (bb_predictions): New variable.
21258 (tree_predicted_by_p, tree_predict_edge,
21259 remove_predictions_associated_with_edge): Use bb_predictions map
21260 instead of bb->predictions.
21261 (clear_bb_predictions, assert_is_empty): New functions.
21262 (combine_predictions_for_bb): Use bb_predictions map. Call
21263 clear_bb_predictions.
21264 (tree_estimate_probability): Create and free bb_predictions map.
21265 * Makefile.in (predict.o): Add pointer-set.h dependency.
21266 * basic-block.h (struct basic_block_def): Remove predictions
21268 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21270 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21273 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21276 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21278 * timevar.c (timevar_print): Change reference of --disable-checking to
21279 --enable-checking=release. Also warn if assert checking is disabled.
21281 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21284 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21285 decl as addressable if the compound literal was marked as
21287 Mark the decl as a gimple register if it is a complex or
21288 vector decl and does not live in memory.
21290 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21292 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21293 (GENERIC_NEXT): New function macro.
21294 (PHI_CHAIN): Use phi_node's new chain variable.
21295 (tree_phi_node): Change tree_common to tree_base
21296 and add the chain field.
21297 * tree-phinodes.c (make_phi_node): Don't set
21298 TREE_TYPE on the new node.
21299 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21300 instead of checking GIMPLE_TUPLE_P in chain_next.
21301 * tree-vect-transform.c
21302 (get_initial_def_for_induction): Look at
21303 PHI_RESULT_TREE for the type of the phi node.
21304 (update_vuses_to_preheader): Use PHI_CHAIN
21305 instead of TREE_CHAIN on the phi node.
21306 * tree-ssa-structalias.c (compute_points_to_sets):
21308 (ipa_pta_execute): Likewise.
21310 2007-04-21 Richard Guenther <rguenther@suse.de>
21312 PR middle-end/31136
21313 * fold-const.c (fold_unary): Call fold_convert_const on the
21316 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21318 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21319 (store_killed_in_pat): New.
21321 2007-04-20 Richard Henderson <rth@redhat.com>
21324 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21325 TREE_LIST with a void_type_node value, not void_list_node exactly.
21327 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21329 * doc/standards.texi: Re-arrange into language-specific
21330 subsections. Add a C++ section, documenting which standards we
21333 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21335 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21336 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21338 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21340 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21341 ecrti.o and crtbegin.o.
21342 (LIB_DEFAULT_SPEC): Include -lc.
21343 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21345 2007-04-20 Richard Henderson <rth@redhat.com>
21348 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21349 argument; update all callers.
21350 (get_unaligned_offset): New.
21351 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21352 get_unaligned_address, just pass on the address directly.
21353 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21354 the subreg in the helper patterns.
21355 (unaligned_extendqidi_le): Use get_unaligned_offset.
21356 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21357 (unaligned_extendhidi_be): Likewise.
21358 (unaligned_extendhidi): Tidy.
21359 * config/alpha/alpha-protos.h: Update.
21361 2007-04-20 Richard Henderson <rth@redhat.com>
21363 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21364 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21365 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21366 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21367 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21368 (CPP_SPEC): Don't include %(cpp_subtarget).
21369 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21370 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21371 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21373 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21375 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21376 for __builtin_ia32_cmpordss.
21378 PR tree-optimization/31632
21379 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21380 and arg1 for optimizations of comparison against min/max values.
21381 Fold arg0 to arg1's type for optimizations of comparison against
21382 min+1 and max-1 values.
21384 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21386 * reload.c (combine_reloads): When trying to use a dying register,
21387 check whether it's uninitialized and don't use if so.
21389 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21391 * fold-const.c: Remove prototypes for native_encode_expr and
21392 native_interpret_expr.
21393 (native_encode_expr): Make non-static.
21394 (native_interpret_expr): Likewise.
21395 * tree.h: Add prototypes for the above.
21397 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21399 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21400 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21401 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21402 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21403 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21404 Add length attributes.
21406 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21408 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21411 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21412 __STDC_WANT_DEC_FP__.
21414 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21416 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21417 for long double compatibility.
21418 * configure: Regenerate.
21420 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21422 PR rtl-optimization/29841
21423 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21425 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21426 that may cause control flow transfer from being moved.
21428 2007-04-18 Jan Hubicka <jh@suse.cz>
21430 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21433 2007-04-18 Eric Christopher <echristo@apple.com>
21435 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21436 only. Update operands.
21437 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21438 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21439 link register to pic register.
21441 2007-04-18 Dirk Mueller <dmueller@suse.de>
21443 PR diagnostic/31227
21444 * tree-vrp.c (search_for_addr_array): New.
21445 (check_array_bounds): Suppress warning about
21446 address taken of array refs if its not de-referenced.
21448 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21450 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21451 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21453 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21454 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21455 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21457 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21459 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21461 (vect_analyze_scalar_cycles): Fix indentation.
21462 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21463 (vect_mark_relevant): Include phis in relevance analysis.
21465 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21467 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21469 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21470 output_operand_lossage().
21472 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21474 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21475 the unused code for reduction without adjust-in-epilog to simplify the
21478 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21480 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21481 (S390_TDC_NEGATIVE_ZERO): New constant.
21482 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21483 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21484 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21485 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21486 (S390_TDC_POSITIVE_INFINITY): New constant.
21487 (S390_TDC_NEGATIVE_INFINITY): New constant.
21488 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21489 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21490 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21491 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21492 (S390_TDC_INFINITY): New constant.
21493 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21494 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21495 optimization for UNSPEC_CCZ_TO_INT.
21496 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21497 ("*ccz_to_int"): New insn.
21498 ("isinf<mode>2"): New insn.
21499 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21500 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21501 (UNSPEC_CCZ_TO_INT): New constant.
21503 2007-04-18 Richard Guenther <rguenther@suse.de>
21505 PR tree-optimization/19431
21506 PR tree-optimization/21463
21507 * tree-pass.h (pass_phiprop): Declare.
21508 * passes.c (init_optimization_passes): New phiprop pass.
21509 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21510 (phivn_valid_p): New helper function.
21511 (phiprop_insert_phi): Likewise.
21512 (propagate_with_phi): Likewise.
21513 (tree_ssa_phiprop): New propagator propagating loads
21514 through phi nodes if profitable.
21516 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21518 * tree-vect-analyze.c (process_use): New function.
21519 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21520 Check phis in all bbs.
21521 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21524 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21526 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21529 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21532 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21535 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21537 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21539 (sse_vmmulv4sf3): Likewise.
21540 (sse2_vmaddv2df3): Likewise.
21541 (sse2_vmmulv2df3): Likewise.
21543 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21545 PR rtl-optimization/31360
21546 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21547 (target_reg_cost): New.
21548 (init_set_costs): Initialize target_reg_cost. Add comments
21549 regarding the rationale of the costs.
21550 (global_cost_for_size): Renamed to...
21551 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21552 of register pressure.
21553 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21554 estimate_reg_pressure_cost. Add number of ivs.
21555 (determine_set_costs): Dump target_reg_cost.
21556 * loop-invariant.c (gain_for_invariant): Use
21557 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21558 (best_gain_for_invariant, find_invariants_to_move): Remove
21560 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21561 (target_reg_cost): Declare.
21562 (global_cost_for_size): Declaration removed.
21563 (estimate_reg_pressure_cost): Declare.
21565 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21567 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21568 regnos into even/odd register pairs.
21569 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21570 TDmode similar to the other floating point modes.
21571 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21572 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21574 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21575 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21576 (movdd_hardfloat64): Use TARGET_MFPGPR.
21578 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21580 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21583 2005-01-05 Richard Henderson <rth@redhat.com>
21585 * reload1.c (do_input_reload): Restrict the optimization deleteing
21586 a previous output reload to RELOAD_FOR_INPUT.
21588 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21590 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21591 induc_vec_info_type.
21592 (vectorizable_induction): New function declaration.
21593 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21594 check if already vectorized. Find first place in BB where new stmts
21595 can be inserted. Takes only one argument.
21596 (vectorizable_induction): New function.
21597 (vect_transform_stmt): Add case for induc_vec_info_type to call
21598 vectorizable_induction.
21599 (vect_transform_loop): Consider phis for vectorization.
21600 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21602 (analyze_operations): Call vectorizable_induction when analyzing phis.
21604 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21605 (vect_mark_relevant): Include phis in relevance analysis.
21606 (vect_mark_stmts_to_be_vectorize): Likewise.
21607 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21609 2007-04-16 Lawrence Crowl <crowl@google.com>
21611 * doc/invoke.texi (Debugging Options): Add documentation for the
21612 -femit-struct-debug options -femit-struct-debug-baseonly,
21613 -femit-struct-debug-reduced, and
21614 -femit-struct-debug-detailed[=...].
21616 * c-opts.c (c_common_handle_option): Add
21617 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21618 and OPT_femit_struct_debug_detailed_.
21619 * c.opt: Add specifications for
21620 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21621 and -femit-struct-debug-detailed[=...].
21622 * opts.c (set_struct_debug_option): Parse the
21623 -femit-struct-debug-... options.
21624 * opts.c (matches_main_base, main_input_basename,
21625 main_input_baselength, base_of_path, matches_main_base): Add
21626 variables and functions to compare header base name to compilation
21628 * opts.c (should_emit_struct_debug): Add to determine to emit a
21629 structure based on the option.
21630 (dump_struct_debug) Also disabled function to debug this
21632 * opts.c (handle_options): Save the base name of the
21635 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21636 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21637 This hook indicates if a type is generic. Set it by default
21638 to "never generic".
21639 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21640 to determine if a struct type is generic or not.
21641 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21642 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21643 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21644 with live C++ hook.
21646 * flags.h (enum debug_info_usage): Add an enumeration to describe
21647 a program's use of a structure type.
21648 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21649 to indicate the program's usage of the type. Filter structs based
21650 on the -femit-struct-debug-... specification.
21651 (gen_type_die): Split into two routines, gen_type_die and
21652 gen_type_die_with_usage. gen_type_die is now a wrapper
21653 that assumes direct usage.
21654 (gen_type_die_with_usage): Replace calls to gen_type_die
21655 with gen_type_die_with_usage adding the program usage of
21656 the referenced type.
21657 (dwarf2out_imported_module_or_decl): Suppress struct debug
21658 information using should_emit_struct_debug when appropriate.
21660 2007-04-16 Ian Lance Taylor <iant@google.com>
21662 PR tree-optimization/31522
21663 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21664 (vrp_initialize): Allocate vr_phi_edge_counts.
21665 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21666 executable edge. Drop test for all constants.
21667 (vrp_finalize): Free vrp_phi_edge_counts.
21669 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21670 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21672 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21673 predecessors at head rather than tail.
21675 2007-04-16 Matthias Klose <doko@debian.org>
21677 * config/alpha/linux.h (CPP_SPEC): Define.
21678 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21680 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21682 * function.h: Remove sequence_stack extern declaration.
21684 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21686 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21688 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21691 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21693 * config/avr/avr.c (avr_arch_types): Rearranging array.
21694 (enum avr_arch): Add.
21695 (avr_mcu_types): Use avr_arch enumeration constants instead of
21697 * config/avr/avr.h (LINK_SPEC): Simplify.
21699 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21701 * config/m68k/m68k.c (m68k_libcall_value,
21702 m68k_function_value): Use macros for register names more.
21704 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21706 (M68K_REGNAME): Use A6_REG.
21707 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21709 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21711 PR middle-end/28071
21712 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21713 'pending_read_list_length' and 'pending_write_list_length'. Update
21715 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21716 to handle two length counters instead of one. Update all uses.
21717 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21718 two length counters instead of one.
21719 * sched-rgn.c (propagate_deps): Update to handle two length counters
21722 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21725 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21726 copy of source, pass it to ix86_expand_vector_set and return
21729 2007-04-16 David Ung <davidu@mips.com>
21730 Joseph Myers <joseph@codesourcery.com>
21732 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21733 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21734 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21735 Add 74K processor information.
21736 * config/mips/mips.md: Include 74k.md.
21737 (cpu): Add 74kc,74kf,74kx.
21738 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21739 * config/mips/74k.md: New.
21740 * doc/invoke.texi (MIPS Options): Document 74K support.
21742 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21744 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21745 vectorizable_* functions.
21746 * tree-vect-transform.c (vectorizable_call): Add check for
21747 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21748 (vectorizable_store): likewise.
21749 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21751 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21752 (vectorizable_type_promotion, vectorizable_load): Likewise.
21753 (vectorizable_live_operation, vectorizable_condition): Likewise.
21754 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21756 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21758 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21760 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21761 register numbers more.
21762 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21763 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21764 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21765 FUNCTION_VALUE_REGNO_P): Likewise.
21766 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21767 STATIC_CHAIN_REGNUM): Likewise.
21768 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21769 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21770 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21771 * config/m68k/m68k.md (FP_REG): New.
21773 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21775 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21778 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21780 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21781 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21784 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21786 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21789 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21792 * c-decl.c (finish_decl): Grab the type of the decl after the call
21793 to store_init_value.
21795 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21797 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21799 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21802 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21803 dominators, post dominators and cleanup cfg before returning.
21805 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21807 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21808 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21810 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21812 * config.gcc: Recognize fido.
21813 * config/m68k/m68k-devices.def (fidoa): New.
21814 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21816 (FL_FIDOA, TARGET_FIDOA): New.
21817 * config/m68k/m68k.opt (mfidoa): New.
21819 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21821 PR middle-end/31322
21822 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21823 when a personality function is used.
21825 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21827 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21829 2007-04-13 Mike Stump <mrs@apple.com>
21831 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21833 * config/darwin.opt (fapple-kext): Make C++ only.
21834 * config/darwin.c (darwin_override_options): Remove code to ensure
21835 -fapple-kext is given for C++ only.
21837 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21839 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21840 * config/mips/mips.c (override_options): Call
21841 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21843 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21845 * config/i386/i386.opt (msvr3-shlib): Removed.
21847 * doc/invoke.texi: Remove -msvr3-shlib.
21849 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21851 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21852 with "popcnt" instruction.
21854 2007-04-13 Richard Guenther <rguenther@suse.de>
21856 PR tree-optimization/21258
21857 * tree-vrp.c (compare_case_labels): New helper.
21858 (find_switch_asserts): New function.
21859 (find_assert_locations): Call it for SWITCH_EXPRs.
21861 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21863 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21864 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21865 check is now implied in X87_FLOAT_MODE_P.
21866 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21867 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21868 (fix_trunc<mode>_i386_fisttp): Ditto.
21869 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21870 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21871 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21872 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21873 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21874 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21875 (unnamed_splitters): Ditto.
21876 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21877 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21878 FIRST_SSE_REG for local functions when SSE math is enabled or
21879 for functions with sseregparm attribute.
21880 (standard_80387_constant_p): Return -1 if mode is not
21882 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21883 (ix86_expand_compare): Ditto.
21884 (ix86_expand_carry_flag_compare): Ditto.
21885 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21886 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21887 DECIMAL_FLOAT_MODE_P.
21888 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21889 of SCALAR_FLOAT_MODE_P.
21890 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21891 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21892 checks before FLOAT_MODE_P.
21893 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21894 before FLOAT_MODE_P.
21899 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21901 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21902 Charles Wilson <libtool@cwilson.fastmail.fm>
21904 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21905 (libgcc.mvars): Don't depend on them.
21906 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21907 * exec-tool.in: New.
21909 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21911 * doc/invoke.text (--help): Document --help=common.
21913 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21915 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21917 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21919 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21920 * genemit.c (main): Emit #include "integrate.h".
21921 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21922 (LOADGP_RTP): New mips_loadgp_style.
21923 * config/mips/mips.h: Include config/vxworks-dummy.h.
21924 (TARGET_RTP_PIC): New macro.
21925 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21926 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21927 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21928 for TARGET_RTP_PIC.
21929 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21930 -mvxworks-pic when using -mrtp and a PIC option.
21931 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21933 (mips_symbolic_constant_p, mips_symbolic_address_p)
21934 (mips_symbol_insns): Handle SYMBOL_HALF.
21935 (override_options): Warn about -G and -mrtp being used together.
21936 Initialize mips_lo_relocs[SYMBOL_HALF].
21937 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21938 (mips_emit_loadgp): Handle LOADGP_RTP.
21939 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21940 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21941 (tablejump): Handle function-relative case table entries if
21943 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21945 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21947 * config/mips/mips.md (load_call<mode>): Allow any general register.
21949 (sibcall_value_internal, sibcall_value_multiple_internal)
21950 (call_value_internal, call_value_split, call_value_multiple_internal)
21951 (call_value_multiple_split): Remove constraints from operand 0.
21953 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21955 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21956 rather than loadgp_noshared.
21957 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21958 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21960 * config/mips/mips.md (loadgp): Rename to...
21961 (loadgp_newabi): ...this.
21962 (loadgp_noshared): Rename to...
21963 (loadgp_absolute): ...this.
21965 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21967 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21968 false for locally-binding symbols.
21969 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21971 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21973 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21974 (SYMBOL_GOT_PAGE_OFST): ...this.
21975 (SYMBOL_GOT_GLOBAL): Rename to...
21976 (SYMBOL_GOT_DISP): ...this.
21977 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21978 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21979 * config/mips/mips.c (mips_global_symbol_p): New function.
21980 (mips_symbol_binds_local_p): Likewise.
21981 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21982 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21983 mips_global_symbol_p and mips_symbol_binds_local_p.
21984 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21985 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21986 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21987 SYMBOL_GOTOFF_DISP.
21988 (mips_ok_for_lazy_binding_p): New function.
21989 (mips_load_call_address, mips_expand_call): Use it.
21990 (mips_dangerous_for_la25_p): Likewise.
21991 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21992 (*got_disp<mode>): Use got_disp_operand instead of
21993 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21994 SYMBOL_GOTOFF_GLOBAL.
21995 (*got_page<mode>): Use got_page_ofst_operand instead of
21997 * config/mips/predicates.md (const_call_insn_operand): Use
21998 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21999 (global_got_operand): Rename to...
22000 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22002 (local_got_operand): Rename to...
22003 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22004 of SYMBOL_GOT_LOCAL.
22006 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22008 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22009 TARGET_CALL_CLOBBERED_GP.
22010 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22011 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22012 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22013 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22014 of TARGET_ABICALLS && !TARGET_NEWABI.
22015 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22016 * config/mips/mips.c (mips_load_call_address): Check
22017 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22018 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22019 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22020 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22021 TARGET_ABICALLS && TARGET_NEWABI.
22022 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22024 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22025 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22026 TARGET_ABICALLS && TARGET_NEWABI.
22027 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22028 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22029 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22030 whether indirect calls must use $25.
22031 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22033 * config/mips/mips.md (jal_macro): Check flag_pic and
22034 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22035 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22036 instead of TARGET_ABICALLS.
22037 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22038 TARGET_ABICALLS && TARGET_OLDABI.
22039 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22040 (sibcall): In the comment above the define_insn, mention
22041 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22042 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22043 instead of TARGET_ABICALLS.
22045 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22047 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22048 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22049 (MACFLAGS_MATCH_P): New macro.
22050 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22051 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22052 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22053 the other MACFLAG constants.
22054 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22055 (flag_machi): Tighten constraints. Renumber some of the operands.
22056 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22058 (flag_machi_parts_acconly): New pattern.
22059 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22061 (flag_macinit1hi): Tighten constraints.
22062 (flag_mul_macv2hi_parts_acconly): New pattern.
22064 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22065 Use a more efficient implementation.
22066 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22067 inline sequences when not optimizing for size.
22069 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22070 movhi_high2low): Delete, merge functionality into...
22071 (packv2hi): ... this pattern.
22073 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22074 * config/bfin/bfin.opt (msim): New option.
22075 (mcpu=): New option.
22076 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22077 (bfin_cpu_t): Typedef of enum bfin_cpu.
22078 (bfin_cpu_type): New declaration.
22079 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22080 -msim and -mcpu= options.
22081 (LIB_SPEC): Likewise.
22082 * config/bfin/bfin.c (bfin_cpu_type): Define.
22083 (bfin_handle_option): Handle -mcpu= option.
22084 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22085 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22086 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22088 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22090 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22091 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22092 (powerpc-wrs-vxworksae): Use ${tm_file}.
22093 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22094 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22095 * config/i386/vx-common.h: New file.
22097 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22099 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22102 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22104 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22107 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22111 * c-common.c (c_build_qualified_type): Set canonical type
22114 2007-04-12 Richard Guenther <rguenther@suse.de>
22116 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22117 lower bound and element size if lower bound is not zero
22118 or either of the ARRAY_REF operands is set.
22120 2007-04-12 Richard Guenther <rguenther@suse.de>
22122 PR tree-optimization/24689
22123 PR tree-optimization/31307
22124 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22126 * gimplify.c (canonicalize_addr_expr): To be consistent with
22127 gimplify_compound_lval only set operands two and three of
22128 ARRAY_REFs if they are not gimple_min_invariant. This makes
22129 it never at this place.
22130 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22132 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22134 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22135 null before emitting a .nsubspa directive.
22137 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22139 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22140 need_to_partition_p if there are no memory statements in the
22143 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22145 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22146 (gcd_of_steps_may_divide_p): New function.
22147 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22149 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22151 * reload.c (find_reloads_toplev, find_reloads_address,
22152 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22153 not a pointer equality test, to decide if we need to call
22154 push_reg_equiv_alt_mem.
22156 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22158 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22159 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22161 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22163 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22165 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22166 vector to be positive.
22168 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22172 * doc/invoke.texi: Document --params max-aliased-vops and
22174 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22175 debug_memory_partitions): Move to tree-flow.h
22176 * params.h (AVG_ALIASED_VOPS): Define.
22177 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22179 (mp_info_t): Likewise.
22180 (get_mem_sym_stats_for): New.
22181 (set_memory_partition): Move from tree-flow-inline.h.
22182 (mark_non_addressable): Only clear the set of symbols for the
22183 partition if it exists.
22184 (dump_memory_partitions): Move from tree-ssa-operands.c
22185 (debug_memory_partitions): Likewise.
22186 (need_to_partition_p): New.
22187 (dump_mem_ref_stats): New.
22188 (debug_mem_ref_stats): New.
22189 (dump_mem_sym_stats): New.
22190 (debug_mem_sym_stats): New.
22191 (update_mem_sym_stats_from_stmt): New.
22192 (compare_mp_info_entries): New.
22193 (mp_info_cmp): Call it.
22194 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22196 (get_mpt_for): Move from tree-ssa-operands.c.
22197 (find_partition_for): New.
22198 (create_partition_for): Remove.
22199 (estimate_vop_reduction): New.
22200 (update_reference_counts): New.
22201 (build_mp_info): New.
22202 (compute_memory_partitions): Refactor.
22203 Document new heuristic.
22204 Call build_mp_info, update_reference_counts,
22205 find_partition_for and estimate_vop_reduction.
22206 (compute_may_aliases): Populate virtual operands before
22207 calling debugging dumps.
22208 (delete_mem_sym_stats): New.
22209 (delete_mem_ref_stats): New.
22210 (init_mem_ref_stats): New.
22211 (init_alias_info): Call it.
22212 (maybe_create_global_var): Remove alias_info argument.
22213 Get number of call sites and number of pure/const call sites
22214 from gimple_mem_ref_stats().
22215 (dump_alias_info): Call dump_memory_partitions first.
22216 (dump_points_to_info_for): Show how many times a pointer has
22218 * opts.c (decode_options): For -O2 set --param
22219 max-aliased-vops to 500.
22220 For -O3 set --param max-aliased-vops to 1000 and --param
22221 avg-aliased-vops to 3.
22222 * fortran/options.c (gfc_init_options): Remove assignment to
22224 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22225 * tree-dfa.c (dump_variable): Dump memory reference
22227 Dump NO_ALIAS* settings.
22228 (referenced_var_lookup): Tidy.
22229 (mem_sym_stats): New.
22230 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22231 and ORIG are different SSA names for a memory partition.
22232 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22233 * tree-flow.h (struct mem_sym_stats_d): Define.
22234 (mem_sym_stats_t): Define.
22235 (struct mem_ref_stats_d): Define.
22236 (struct gimple_df): Add field mem_ref_stats.
22237 (enum noalias_state): Define.
22238 (struct var_ann_d): Add bitfield noalias_state.
22239 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22240 debug_mem_ref_stats, debug_memory_partitions,
22241 debug_mem_sym_stats): Declare.
22242 * tree-ssa-structalias.c (update_alias_info): Update call
22243 sites, pure/const call sites and asm sites in structure
22244 returned by gimple_mem_ref_stats.
22245 Remove local variable IS_POTENTIAL_DEREF.
22246 Increase NUM_DEREFS if the memory expression is a potential
22248 Call update_mem_sym_stats_from_stmt.
22249 If the memory references memory, call
22250 update_mem_sym_stats_from_stmt for all the direct memory
22251 symbol references found.
22252 (intra_create_variable_infos): Set noalias_state field for
22253 pointer arguments according to the value of
22254 flag_argument_noalias.
22255 * tree-ssa-structalias.h (struct alias_info): Remove fields
22256 num_calls_found and num_pure_const_calls_found.
22257 (update_mem_sym_stats_from_stmt): Declare.
22258 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22259 Set default value to 100.
22260 (PARAM_AVG_ALIASED_VOPS): Define.
22262 2007-04-11 Richard Guenther <rguenther@suse.de>
22264 PR middle-end/31530
22265 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22266 a * -b + c as c - a * b if we honor sign dependent rounding.
22268 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22270 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22271 bfin_expand_strmov.
22272 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22273 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22275 (initialize_trampoline): Don't use old-style function definition.
22276 (bfin_secondary_reload): Mark IN_P argument as unused.
22278 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22280 PR tree-optimization/31343
22281 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22282 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22283 * testsuite/gcc.dg/vect/pr31343.c: New.
22285 2007-04-10 Eric Christopher <echristo@apple.com>
22287 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22288 * config/i386/i386.md (*cmpfp0): Use.
22289 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22290 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22291 (fix_trunc<mode>_i386_fisttp): Ditto.
22292 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22293 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22294 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22295 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22296 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22297 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22298 (unnamed_splitters): Ditto.
22299 * config/i386/i386.c (output_fix_trunc): Assert that
22300 we're not being passed a TFmode operand.
22302 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22304 PR tree-optimization/31526
22305 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22306 n_basic_blocks to find newly added blocks.
22308 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22310 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22312 (fix_trunc<mode>si_sse): Ditto.
22313 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22314 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22315 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22316 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22317 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22318 expander using SSEMODEF mode macro.
22319 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22320 expander using SSEMODEF mode macro.
22321 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22322 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22323 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22324 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22325 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22326 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22327 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22328 Macroize insn using X87MODEF mode macro.
22330 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22332 * config/i386/sse.md (sse2_pinsrw): Removed.
22333 (sse2_pextrw): Renamed to ...
22334 (*sse2_pextrw): This.
22336 2007-04-09 Jan Hubicka <jh@suse.cz>
22339 * config/i386/sse.md
22340 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22341 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22342 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22343 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22345 2007-04-09 Jan Hubicka <jh@suse.cz>
22347 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22348 multiple fields of union.
22350 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22352 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22353 (create_preheaders): Check that loops are available.
22354 (fix_loop_structure): Clean up, improve comments.
22355 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22356 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22358 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22359 * predict.c (tree_estimate_probability): Do not call
22360 calculate_dominance_info. Call create_preheaders.
22361 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22362 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22364 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22365 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22366 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22367 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22370 2007-04-08 Jan Hubicka <jh@suse.cz>
22372 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22373 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22374 * fold-const.c (fold_unary): Use it.
22376 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22378 * varasm.c (assemble_variable): Remove call to
22379 lang_hooks.decls.prepare_assemble_variable.
22380 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22381 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22382 * langhooks.h (lang_hooks_for_decls): Remove
22383 prepare_assemble_variable.
22385 2007-04-08 Mike Stump <mrs@apple.com>
22387 * config/i386/i386.c: Use inc/dec on Core2.
22389 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22391 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22392 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22393 lhd_tree_inlining_end_inlining): Remove.
22394 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22395 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22396 end_inlining hooks.
22397 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22398 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22399 lhd_tree_inlining_end_inlining): Remove prototypes.
22400 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22401 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22402 LANG_HOOKS_TREE_INLINING_START_INLINING,
22403 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22405 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22408 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22411 * config/avr/predicates.md (io_address_operand): Delete predicate.
22412 (low_io_address_operand): Don't use 'mode' argument.
22413 (higth_io_address_operand): Rename ...
22414 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22415 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22418 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22420 Revert change removing staticp.
22422 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22425 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22428 2007-04-07 Bruce Korb <bkorb@gnu.org>
22430 * c.opt: Add -Wformat-contains-nul.
22431 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22433 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22434 the NUL byte warning.
22436 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22438 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22440 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22442 * tree.c (staticp): No longer use staticp langhook.
22443 * langhooks.c (lhd_staticp): Removed.
22444 * langhooks.h (struct lang_hooks): Remove staticp.
22445 * c-common.c (c_staticp): Remove.
22446 * c-common.h (c_staticp): Ditto.
22447 * langhooks-defs.h (lhd_staticp): Ditto.
22448 (LHD_HOOKS_STATICP): Ditto
22449 * tree.h (gcc_assert_lowered): New macro.
22451 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22453 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22454 argument "reliable".
22455 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22456 Add argument "reliable". Propagate it through calls.
22457 (infer_loop_bounds_from_undefined): Derive number of iterations
22458 estimates from references in blocks that do not dominate loop latch.
22459 (gcov_type_to_double_int): New function.
22460 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22461 and expected_loop_iterations_unbounded.
22462 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22463 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22464 * tree-data-ref.c (estimated_loop_iterations): Export.
22465 (get_references_in_stmt): Fix -- do not return addresses of local
22467 * cfgloop.h (expected_loop_iterations_unbounded,
22468 estimated_loop_iterations): Declare.
22470 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22472 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22474 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22476 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22477 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22478 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22479 Use output_387_reg_move().
22480 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22481 expander using X87MODEF12 mode macro.
22482 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22483 choosing register preferences. Use output_387_reg_move().
22484 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22485 instead of "x". Use output_387_reg_move().
22486 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22487 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22488 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22489 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22490 Use output_387_reg_move().
22491 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22493 (*truncxf?f_i387 splitter): Ditto.
22495 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22497 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22498 LANG_HOOKS_SAFE_FROM_P.
22499 * expr.c (safe_from_p): Remove langhook call.
22500 * langhooks.h (lang_hooks): Remove safe_from_p.
22501 (lhd_safe_from_p): Remove prototype.
22502 * langhooks.c (lhd_safe_from_p): Remove.
22504 2007-04-06 Jan Hubicka <jh@suse.cz>
22506 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22509 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22511 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22512 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22513 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22514 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22516 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22517 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22519 2007-04-05 Richard Henderson <rth@redhat.com>
22521 * config/alpha/alpha.c (print_operand) [+]: Remove.
22522 (alpha_end_function): Print nop if call at end of function.
22523 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22524 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22525 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22526 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22527 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22528 the call pattern. Update peepholes to match.
22530 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22532 * doc/extend.texi (Other Builtins): Add decimal float variants
22534 * builtins.def: Ditto.
22535 * builtins.c (expand_builtin): Ditto.
22537 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22538 H.J. Lu <hongjiu.lu@intel.com>
22541 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22542 of V8HImode when calling ix86_binary_operator_ok.
22543 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22544 (sdot_prodv8hi): Operands 1 and 2 must be register.
22546 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22548 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22549 initialize align to silence bogus warning.
22551 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22553 PR middle-end/22156
22554 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22556 (struct sra_walk_fns): Remove use_all parameter from use.
22557 (sra_hash_tree): Handle BIT_FIELD_REFs.
22558 (sra_elt_hash): Don't hash bitfld blocks.
22559 (sra_elt_eq): Skip them in parent compares as well. Handle
22561 (sra_walk_expr): Don't maintain or pass down use_all_p.
22562 (scan_use): Remove use_all parameter.
22563 (scalarize_use): Likewise. Re-expand assignment to
22564 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22565 output, and re-scalarize after output. Don't mark anything
22567 (scalarize_ldst): Adjust.
22568 (scalarize_walk_gimple_modify_statement): Likewise.
22569 (build_element_name_1): Handle BIT_FIELD_REFs.
22570 (instantiate_element): Don't warn for any element whose parent
22571 is used as a whole.
22572 (instantiate_missing_elements_1): Return the sra_elt.
22573 (canon_type_for_field): New.
22574 (try_instantiate_multiple_fields): New.
22575 (instantiate_missing_elemnts): Use them.
22576 (mark_no_warning): Removed.
22577 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22578 (REPLDUP, sra_build_elt_assignment): New.
22579 (generate_copy_inout): Use them.
22580 (generate_element_copy): Likewise. Handle bitfld differences.
22581 (generate_element_zero): Don't recurse for blocks. Use
22582 sra_build_elt_assignment.
22583 (generate_one_element_int): Take elt instead of var. Use
22584 sra_build_elt_assignment.
22585 (generate_element_init_1): Adjust.
22586 (scalarize_use, scalarize_copy): Use REPLDUP.
22587 (scalarize_ldst): Move assert before dereference.
22588 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22590 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22592 * regmove.c: Fix unused variable warnings due to previous commit.
22594 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22596 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22597 (regmove_bb_head): Remove.
22598 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22599 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22600 problems with fixup_match_1.
22601 Don't initialize/free regmove_bb_head.
22603 (reg_is_remote_constant_p): If an insn is in the same basic block
22604 but not before INSN, consider it remote, too.
22606 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22609 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22610 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22612 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22614 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22615 (CONDITIONAL_REGISTER_USAGE): Likewise.
22617 2007-04-04 Richard Henderson <rth@redhat.com>
22619 * config/alpha/lib1funcs.asm: Remove unused file.
22621 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22624 * opts.c (print_specific_help): Fix --help=<language>
22626 (common_handle_option): Support --help=common.
22628 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22631 * gcc.c (main): Do not run the linker if
22632 print_subprocess_help indicates that it shouldn't be
22635 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22638 * doc/invoke.texi (--help=): Document <languages> value, fix
22639 formatting in tables of values.
22641 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22643 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22644 dllimport attribute of virtual methods.
22646 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22648 * config/score/crti.asm: Change _bss_start to __bss_start.
22649 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22650 (OUTGOING_REG_PARM_STACK_SPACE) update.
22651 * config/score/score.opt: add options to make backend support
22652 score5, score5u, score7 and score7d.
22653 * config/score/score.md: Likewise.
22654 * config/score/misc.md: Likewise.
22655 * config/score/mac.md: Likewise.
22656 * doc/invoke.texi: Likewise.
22657 * doc/md.texi: update constraints define.
22659 2007-04-03 Richard Henderson <rth@redhat.com>
22661 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22662 an appropriate type, use the mode instead.
22664 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22666 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22667 Set the default --with-arch setting to mips2.
22668 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22669 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22670 (MULTILIB_OSDIRNAMES): Delete.
22671 (MULTILIB_DIRNAMES): Define.
22672 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22673 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22674 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22675 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22676 VXWORKS_OS_CPP_BUILTINS.
22677 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22678 (MIPS_DEBUGGING_INFO): Undefine.
22679 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22681 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22683 PR middle-end/30704
22684 * fold-const.c (native_encode_real): Encode real.c provided longs
22685 as a series of 32-bit native integers.
22686 (native_interpret_real): Interpret buffer as a series of 32-bit
22689 2007-04-03 Richard Guenther <rguenther@suse.de>
22691 * genpreds.c (write_insn_constraint_len): Write function
22692 optimized for CONSTRAINT_LEN implementation.
22693 (write_tm_preds_h): Output insn_constraint_len inline and
22694 use it for CONSTRAINT_LEN.
22695 (write_insn_preds_c): Don't output insn_constraint_len.
22696 * doc/md.texi (define_register_constraint): Document multi-letter
22697 constraints shall have the same length if they start with the same
22700 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22703 * config/i386/i386.md (isinf<mode>2): Expand only when
22704 TARGET_C99_FUNCTIONS is set.
22706 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22708 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22709 (x86_64-*-linux*): Ditto.
22710 * config/i386/i386.opt (mpc): New option.
22711 * config/i386/i386.c (overrride_options): Handle
22712 ix87_precision_string.
22713 * config/i386/crtprec.c: New file.
22714 * config/i386/t-crtpc: Ditto.
22715 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22716 and -mpc80 options.
22717 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22718 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22719 crtprec32.o, crtprec64.o and crtprec80.o.
22721 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22722 and -mpc80 options.
22723 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22725 2007-04-02 Eric Christopher <echristo@apple.com>
22727 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22728 limitations on darwin.
22730 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22733 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22735 2007-04-02 Dave Korn <dave.korn@artimi.com>
22737 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22739 2007-04-02 Dave Korn <dave.korn@artimi.com>
22741 * libgcc2.h (exception_descriptor): Don't forward-declare.
22742 (__get_eh_table_language, __get_eh_table_version): Delete
22743 prototypes of long-dead functions.
22745 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22747 * ebitmap.h: New file
22748 * ebitmap.c: New file
22749 * Makefile.in (ebitmap.o): New target.
22751 2007-04-01 Jan Hubicka <jh@suse.cz>
22753 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22754 before very first instruction.
22756 2007-04-01 Jan Hubicka <jh@suse.cz>
22758 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22759 waring on 64bit hosts.
22760 * bitmap.h: Fix typo in bitmap_head_def.
22762 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22764 PR rtl-optimization/31391
22765 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22766 into a DELETED_LABEL note, and the label is in an empty basic
22767 block, update BB_END as well as BB_HEAD.
22769 2007-04-01 Richard Henderson <rth@redhat.com>
22771 PR tree-optimization/31169
22772 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22773 to varying if the range is outside [0, prec-1].
22775 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22778 * config/mips/mips.md (load_const_gp): New insn.
22779 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22780 the MIPS16 GP pseudo register if no_new_pseudos.
22781 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22783 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22786 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22788 (call_value): Likewise.
22790 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22791 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22794 * doc/invoke.texi: (optimization options): Reword description
22795 of -ffast-math. Document its primary purpose.
22797 2007-03-31 Richard Guenther <rguenther@suse.de>
22799 * omp-low.c (splay-tree.h): Include.
22800 (lookup_decl): Replace splay-tree usage by pointer-map.
22801 (maybe_lookup_decl): Likewise.
22802 (new_omp_context): Likewise.
22803 (delete_omp_context): Likewise.
22804 * gimplify.c (splay-tree.h): Include.
22805 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22807 (remap_ssa_name): Likewise.
22808 (remap_decl): Likewise.
22809 (remap_type_1): Likewise.
22810 (remap_type): Likewise.
22811 (copy_body_r): Likewise.
22812 (expand_call_inline): Likewise.
22813 (clone_body): Likewise.
22814 (copy_tree_r): Likewise.
22815 (remap_save_expr): Likewise.
22816 (unsave_r): Likewise.
22817 (unsave_expr_now): Likewise.
22818 (tree_function_versioning): Likewise.
22819 (build_duplicate_type): Likewise.
22820 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22821 (struct copy_body_data): Replace splay-tree by pointer-map.
22822 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22823 not $(SPLAY_TREE_H).
22824 (gimplify.o): Depend on $(SPLAY_TREE_H).
22825 (omp-low.p): Likewise.
22827 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22829 * config/avr/predicates.md (even_register_operand,
22830 odd_register_operand): New predicates.
22831 * config/avr/avr.md (movw peephole2): New.
22832 (movw_r peephole2): New.
22834 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22836 * tree.h (get_signed_or_unsigned_type): New.
22837 * fold-const.c (operand_equal_for_comparison_p): Use
22838 get_signed_or_unsigned_type instead of
22839 lang_hooks.types.signed_or_unsigned_type.
22840 * expr.c (store_expr): Ditto.
22841 * langhooks.c (get_signed_or_unsigned_type): New.
22842 (lhd_signed_or_unsigned_type): New.
22843 * langhooks.h (lhd_signed_or_unsigned_type): New.
22844 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22846 2007-03-30 Richard Henderson <rth@redhat.com>
22848 * tree-ssa-loop-ivopts.c: Include target.h.
22849 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22850 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22851 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22852 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22854 2007-03-30 Richard Henderson <rth@redhat.com>
22855 Kai Tietz <kai.tietz@onevision.com>
22857 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22858 default for 64-bit.
22859 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22860 (TARGET_64BIT_MS_ABI): New.
22861 (DBX_REGISTER_NUMBER): Handle 64-bit.
22862 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22863 (LONG_TYPE_SIZE): Force to 32.
22864 (REG_PARM_STACK_SPACE): New.
22865 (OUTGOING_REG_PARM_STACK_SPACE): New.
22866 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22867 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22868 (STACK_BOUNDARY): Use 128 for 64-bit.
22869 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22870 Add 64-bit implementation.
22871 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22873 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22874 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22875 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22876 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22877 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22878 TARGET_64BIT_MS_ABI.
22879 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22880 (ix86_pass_by_reference): Likewise.
22881 (ix86_function_value_regno_p): Likewise.
22882 (ix86_build_builtin_va_list): Likewise.
22883 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22884 (function_arg_advance_ms_64): New.
22885 (function_arg_advance): Call it.
22886 (function_arg_ms_64): New.
22887 (function_arg): Call it.
22888 (function_value_ms_64): New.
22889 (ix86_function_value_1): Call it.
22890 (return_in_memory_ms_64): New.
22891 (ix86_return_in_memory): Call it.
22892 (setup_incoming_varargs_ms_64): New.
22893 (ix86_setup_incoming_varargs): Call it.
22894 (ix86_expand_prologue): Handle 64-bit stack probing.
22895 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22896 (output_pic_addr_const): Likewise.
22897 (x86_this_parameter): Likewise.
22898 (x86_output_mi_thunk): Likewise.
22899 (x86_function_profiler): Likewise.
22900 (TARGET_STRICT_ARGUMENT_NAMING): New.
22901 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22902 (TARGET_64BIT_MS_ABI): New.
22903 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22904 * config/i386/i386.md (allocate_stack_worker): Remove.
22905 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22906 describe the clobber of eax without a match_scratch.
22907 (allocate_stack_worker_postreload): Remove.
22908 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22909 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22910 (allocate_stack_worker_rex64_postreload): Remove.
22911 (allocate_stack): Handle 64-bit.
22912 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22913 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22914 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22915 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22916 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22917 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22918 * config.build (x86_64-*-mingw*): New host.
22919 * config.host (x86_64-*-mingw*): New host.
22920 * config.gcc (x86_64-*-mingw*): New target.
22921 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22923 2007-03-30 Richard Henderson <rth@redhat.com>
22924 Kai Tietz <kai.tietz@onevision.com>
22926 * c-pragma.c (struct def_pragma_macro_value): New.
22927 (struct def_pragma_macro): New.
22928 (pushed_macro_table): New.
22929 (dpm_hash, dpm_eq): New.
22930 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22931 (init_pragma): Install them.
22932 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22934 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22936 * config/avr/avr.c (avr_override_options): Clear
22937 'flag_delete_null_pointer_checks'.
22939 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22942 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22943 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22944 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22945 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22946 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22947 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22948 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22950 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22952 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22954 * regmove.c: Move all of pass_stack_adjustments from here...
22955 * combine-stack-adj.c: ...to this new file.
22956 * Makefile.in: Add rules for combine-stack-adj.o.
22958 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22960 PR tree-optimization/31383
22961 * tree-data-ref.c (affine_function_equal_p): Do not require the
22962 vectors to have the same length.
22964 2007-03-30 Jan Hubicka <jh@suse.cz>
22966 PR middle-end/30700
22967 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22968 availablility; add more sanity checking; ask varpool only about
22971 2007-03-29 Richard Henderson <rth@redhat.com>
22973 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22974 to decide, but __SIZEOF_LONG_LONG__.
22976 2007-03-29 Richard Henderson <rth@redhat.com>
22978 * emutls.c (struct __emutls_array): New.
22979 (emutls_destroy): Use it instead of casting element 0 from void*.
22980 (__emutls_get_address): Likewise.
22982 2007-03-29 Richard Henderson <rth@redhat.com>
22984 * varasm.c (initializer_constant_valid_p): Don't deny
22985 DECL_DLLIMPORT_P on functions.
22987 * config/i386/cygming.h: Remove function declarations.
22988 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22989 (ASM_OUTPUT_LABELREF): Remove.
22990 (COMMON_ASM_OP): Remove.
22991 (ASM_OUTPUT_COMMON): Remove.
22992 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22993 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22994 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22995 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22996 Rename from TARGET_ENCODE_SECTION_INFO.
22997 * config/i386/netware.h: Likewise.
22998 * config/i386/i386-protos.h: Update.
22999 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23000 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23001 (legitimate_constant_p): Reject dllimports.
23002 (dllimport_map, get_dllimport_decl): New.
23003 (legitimize_dllimport_symbol): New.
23004 (legitimize_address, ix86_expand_move): Use it.
23005 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23006 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23007 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23008 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23009 * config/i386/predicates.md (constant_call_address_operand): Only
23010 accept symbols; reject dllimport_p symbols.
23011 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23012 i386_pe_maybe_record_exported_symbol.
23013 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23014 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23015 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23016 trust the setting of DECL_DLLIMPORT_P.
23017 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23018 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23019 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23020 tidy the argument scanning loop.
23021 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23022 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23023 (i386_pe_strip_name_encoding): Remove.
23024 (i386_pe_binds_local_p): New.
23025 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23026 (i386_pe_output_labelref): Remove.
23027 (i386_pe_asm_output_aligned_decl_common): New.
23028 (i386_pe_maybe_record_exported_symbol): Rename from
23029 i386_pe_record_exported_symbol; check for dllexported symbols.
23031 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23033 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23034 add comment explaining why vsnprintf cannot be used.
23036 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23038 PR tree-optimization/30666
23039 * tree.c (build_complex_type): When creating type names for DWARF2
23040 debug info, create TYPE_DECLs for TYPE_NAME instead of
23042 (build_common_tree_nodes_2): Use build_complex_type when building
23043 predefined complex types, to preserve canonical types.
23045 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23047 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23048 (noce_get_alt_condition): Look at it to determine whether to
23049 reverse the condition or not.
23050 (noce_get_condition): Substitute the truth for lies.
23051 (noce_find_if_block): Set the then_else_reversed field.
23053 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23055 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23056 destination of this insn.
23057 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23058 than calling gen_rtx_SET directly. Use r0 to hold the value of
23059 'address + 4' rather than a stack based temporary which can be
23060 mis-optimized away.
23062 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23064 * config/s390/s390.c (s390_secondary_input_reload_class,
23065 s390_secondary_output_reload_class): Functions removed.
23066 (s390_secondary_reload): New function.
23067 (TARGET_SECONDARY_RELOAD): Target macro defined.
23068 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23069 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23070 * config/s390/s390.md ("reload_outti", "reload_outdi",
23071 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23072 "reload_out<mode>"): Expanders removed.
23073 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23074 "reload<mode>_nonoffmem_out"): Expanders added.
23076 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23078 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23079 action if SRC->DEST replacement failed anyway.
23081 2007-03-28 Mike Stump <mrs@apple.com>
23083 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23084 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23085 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23087 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23089 * config.gcc: Accept barcelona as a variant of amdfam10.
23090 * config/i386/i386.c (override_options): Likewise.
23091 * doc/invoke.texi: Likewise.
23093 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23095 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23096 offsets for BIT_FIELD_REF and COMPONENT_REF.
23098 2007-03-28 Richard Guenther <rguenther@suse.de>
23100 * tree.c (is_global_var): Move ...
23101 * tree-flow-inline.h (is_global_var): ... here.
23102 * tree.h (is_global_var): Remove declaration.
23104 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23106 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23108 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23109 * config/i386/i386.c (ix86_tune_features): Initialize new
23111 * config/i386/predicates.md (promotable_binary_operator): Use
23112 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23114 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23117 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23119 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23121 * config/fr30/fr30.md (movsi_internal): Change destination
23122 constraint from m to V and add m to the end.
23124 2007-03-28 Christian Bruel <christian.bruel@st.com>
23126 * config/sh/sh.md (movsi_i): Fix type attribute.
23128 2007-03-28 Christian Bruel <christian.bruel@st.com>
23130 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23131 (movsf_ie): Likewise.
23133 2007-03-28 Christian Bruel <christian.bruel@st.com>
23135 * config.gcc: Add sh4-300 to multilib.
23136 * config/sh/t-mlib-sh4-300: New file.
23138 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23140 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23141 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23142 fix_trunc<mode>di2.
23143 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23144 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23145 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23146 "fixuns_trunctddi2"): Whitespace fix.
23148 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23150 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23151 the definition of struct sh_args.
23152 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23153 CALL_COOKIE_INT_REG_GET): Likewise.
23155 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23157 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23158 transformations are applied successfully.
23160 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23162 * tree.c (tree_contains_struct): Permit 512 tree codes.
23163 * tree.h (tree_contains_struct): Ditto.
23164 (MAX_TREE_CODES): Ditto.
23165 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23166 SPARE member to store remaining padding bits.
23168 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23170 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23173 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23175 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23176 * configure: Regenerate.
23178 * configure: Regenerate using the correct version of autoconf.
23180 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23182 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23184 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23185 regs to "__SP_L__" and "__SP_H__".
23187 2007-03-27 Richard Guenther <rguenther@suse.de>
23189 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23190 computations with it with a HOST_WIDE_INT variable.
23192 2007-03-26 Mike Stump <mrs@apple.com>
23194 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23195 objective-c-header, objective-c++-header and objc++-cpp-output
23197 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23199 2007-03-26 Richard Henderson <rth@redhat.com>
23202 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23203 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23204 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23205 IX86_BUILTIN_PSRLQ128): New.
23206 (ix86_init_mmx_sse_builtins): Add them.
23207 (ix86_expand_builtin): Expand them.
23208 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23209 operand 2 be TImode.
23210 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23211 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23212 _mm_srli_epi64): Mark __B const.
23213 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23214 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23215 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23216 new two-vector shift builtins.
23218 2007-03-26 Ian Lance Taylor <iant@google.com>
23220 PR tree-optimization/31345
23221 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23222 [+INF, +INF(OVF)] into VARYING.
23224 2007-03-26 Zack Weinberg <zackw@panix.com>
23226 * gengtype-parse.c: New file.
23227 * gengtype-yacc.y: Delete.
23228 * gengtype-lex.l: Don't include gengtype-yacc.h.
23229 Define YY_DECL and yyterminate appropriately for recursive
23230 descent parser. yylval is now a string out-parameter to yylex.
23231 (HWS, EOID): New shorthand.
23232 (IWORD): Add a couple more types.
23233 (yylex): Add a setup stanza. Remove the complex rules for
23234 detecting GTY'ed types and typedefs; replace with simple
23235 keyword detectors. Adjust everything for the changed
23236 definition of yylval. Ignore all pp-directives, not just #define.
23238 (parse_file): Rename yybegin; do not call yyparse.
23240 * gengtype.c (xasprintf): Export again.
23241 (this_file): New. Use everywhere __FILE__ was being used.
23242 (get_lang_bitmap): Special case types defined in gengtype.c.
23243 (do_typedef, new_structure): Suppress definition of certain types.
23244 (new_structure): Improve diagnostics of duplicate definitions.
23245 Make sure location_s is associated with input.h.
23246 (nreverse_pairs, define_location_structures): New functions.
23247 (main): Improve tagging of kludge types. Remove old kludges
23248 for input.h types; use define_location_structures.
23249 * gengtype.h: Update prototypes. Define token codes here.
23250 * Makefile.in: Remove all references to gengtype-yacc.
23251 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23253 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23254 add GTY((skip)) to the field that's only conditionally there.
23255 * doc/install.texi: Document that Bison is no longer required
23256 unless building treelang.
23258 * gengtype.c: Don't include gtyp-gen.h.
23259 (srcdir): Declare here.
23260 (base_files, lang_dir_names): Allocate dynamically.
23261 (gt_files, num_gt_files, num_lang_dirs): New globals.
23262 (measure_input_list, read_input_line, read_input_list)
23263 (set_lang_bitmap): New functions.
23264 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23265 simplify, relying on read_input_list to set up the bitmaps.
23266 (main): Arguments are no longer unused. Check for correct number
23267 of command line arguments, set srcdir and srcdir_len, then call
23268 read_input_list, before doing anything else. No need to worry
23269 about duplicates in main loop.
23270 * configure.ac: Simplify the calculation of all_gtfiles.
23271 Put language tags in there. Don't set or substitute
23272 all_gtfiles_files_langs or all_gtfiles_files_frags.
23273 * Makefile.in: Revamp the way gengtype is invoked, now that it
23274 takes a file on its command line with a much simpler format.
23275 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23276 (GTFILES): Remove duplicates and C source files.
23277 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23278 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23279 * configure: Regenerate.
23281 * gengtype.h: Remove all type definitions to gengtype.c; leave
23282 only definitions of options_p, type_p, and pair_p as opaque
23283 pointers. Update prototypes.
23284 * gengtype.c: Many type definitions moved here from gengtype.h.
23285 Consolidate type definitions at the top of the file.
23286 (xvasprintf): Delete.
23287 (xasprintf): Make static.
23288 (create_nested_pointer_option): Add 'next' parameter.
23289 (create_field_all, create_field_at): New functions.
23290 (create_field): Now a thin wrapper around create_field_all.
23291 (create_optional_field): Rename create_optional_field_ and add
23292 line argument. Original name is now a macro which supplies
23294 (oprintf): Use vsnprintf directly.
23295 (close_output_files): Use fatal rather than perror/exit.
23296 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23297 (main): Set progname. Don't use exit.
23298 * gengtype-yacc.y (struct_fields): Use create_field_at.
23299 (option, optionseqopt): Delete.
23300 (optionseq): Consolidate productions from option here so we
23301 can use the first argument to create_option.
23303 * gengtype-lex.l: Distinguish unions from structures in the
23304 token type. Don't call find_structure; return the tag as a string.
23305 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23306 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23307 string. Reorganize typedef_struct production accordingly.
23308 Use create_nested_ptr_option.
23309 * gengtype.c (create_nested_ptr_option): New function.
23310 * gengtype.h: Declare it.
23312 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23313 (string_type): Don't declare.
23314 (do_scalar_typedef): Declare.
23315 (create_scalar_type): Update prototype.
23316 * gengtype.c (string_type): Make static.
23317 (scalar_nonchar, scalar_char): New.
23318 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23319 (resolve_typedef): Use scalar_nonchar for error recovery.
23320 (create_scalar_type): Remove name_len field. Return scalar_char
23321 or scalar_nonchar as appropriate.
23322 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23323 to use string_type.
23324 (throughout): Use scalar_nonchar instead of calling
23325 create_scalar_type, whenever possible.
23326 (main): Initialize scalar_char and scalar_nonchar before calling
23328 * gengtype-lex.l: Adjust for removal of second argument to
23329 create_scalar_type. Use yylval.s instead of yylval.t when
23331 * gengtype-yacc.y: Type of SCALAR is string. Call
23332 create_scalar_type from type:SCALAR rule. Adjust for removal of
23333 second argument to create_scalar_type.
23335 * vec.h: Remove all #if IN_GENGTYPE blocks.
23336 Add comment saying that changes may require adjustments to gengtype.
23337 * gengtype.c: Don't include coretypes.h or tm.h.
23338 Add comment to inclusion of errors.h.
23339 (note_def_vec, note_def_vec_alloc): New functions.
23340 * gengtype.h: Declare new functions.
23341 * gengtype-lex.l: Don't include coretypes.h.
23342 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23344 (update_lineno): Remove unnecessary prototype.
23345 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23346 (VEC rule): Just return VEC_TOKEN.
23347 * gengtype-yacc.y (VEC_TOKEN): New token type.
23348 (type): Add a production for VEC(a,b).
23349 * Makefile.in: Update dependencies.
23351 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23352 typedefs that use the old PARAMS macro.
23354 * gengtype-lex.l: Remove all rules and states relating to yacc
23356 * gengtype-yacc.y: Similarly.
23357 * gengtype.c (note_yacc_type): Delete function.
23358 * gengtype.h: Update prototypes.
23360 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23362 * tree-pretty-print.c (dump_generic_node): Report precision of
23363 unnamed integer types.
23365 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23367 * ifcvt.c (noce_try_store_flag_constants): Don't check
23368 no_new_pseudos here.
23369 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23370 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23371 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23372 noce_try_sign_mask): Likewise.
23373 (if_convert): Check no_new_pseudos here.
23375 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23377 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23378 (noce_get_condition): Handle new then_else_reversed argument.
23379 (noce_init_if_info): Remove, fold into noce_find_if_block.
23380 (noce_process_if_block): Take a struct noce_if_info as the
23381 argument. Don't set up one based on ce_if_info. Update pointer
23382 references accordingly.
23383 (cond_move_process_if_block): Likewise.
23384 (process_if_block): Removed.
23385 (find_if_block): Removed. Move functionality two new functions,
23386 noce_find_if_block and cond_exec_find_if_block.
23387 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23388 blocks and the symmetric IF-ELSE-JOIN case.
23389 (cond_exec_find_if_block): Also new function mostly based on old
23390 find_if_block and process_if_block.
23391 (find_if_header): Replace find_if_block call with separately
23392 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23393 (find_cond_trap): Update noce_get_condition call.
23394 (dead_or_predicable): Likewise.
23396 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23398 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23400 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23401 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23402 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23403 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23404 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23405 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23406 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23407 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23408 __builtin_ia32_psrad128 builtins.
23410 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23412 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23413 * config/i386/constraints.md
23414 (define_constraint "I"): Use IN_RANGE macro.
23415 (define_constraint "J"): Ditto.
23416 (define_constraint "K"): Ditto.
23417 (define_constraint "M"): Ditto.
23418 (define_constraint "N"): Ditto.
23419 (define_constraint "O"): Ditto.
23420 * config/i386/predicates.md
23421 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23422 (define_predicate "const_0_to_3_operand"): Ditto.
23423 (define_predicate "const_0_to_7_operand"): Ditto.
23424 (define_predicate "const_0_to_15_operand"): Ditto.
23425 (define_predicate "const_0_to_63_operand"): Ditto.
23426 (define_predicate "const_0_to_255_operand"): Ditto.
23427 (define_predicate "const_1_to_31_operand"): Ditto.
23428 (define_predicate "const_2_to_3_operand"): Ditto.
23429 (define_predicate "const_4_to_7_operand"): Ditto.
23431 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23433 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23434 in SImode for save_world.
23435 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23438 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23440 PR tree-optimization/30784
23441 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23444 2007-03-25 Revital Eres <eres@il.ibm.com>
23446 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23447 Fold movement_possibility function into it.
23449 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23451 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23452 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23453 (call_indirect_nonlocal_darwin64): Same.
23454 (call_nonlocal_darwin64): Same.
23455 (call_value_indirect_nonlocal_darwin64): Same.
23456 (call_value_nonlocal_darwin64): Same.
23457 (sibcall_nonlocal_darwin64): Same.
23458 (sibcall_value_nonlocal_darwin64): Same.
23459 (sibcall_symbolic_64): Same.
23460 (sibcall_value_symbolic_64): Same.
23461 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23463 (rs6000_emit_load_toc_table): Same.
23464 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23465 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23467 (divss_call): Same.
23468 (divus_call): Same.
23469 (quoss_call): Same.
23470 (quous_call): Same.
23471 (load_toc_v4_pic_si): Same
23472 (load_toc_v4_PIC_1): Same.
23473 (load_toc_v4_PIC_1b): Same.
23474 (call_indirect_aix{32,64}): Same.
23475 (call_value_indirect_aix{32,64}): Same.
23477 (call_value): Same.
23478 (call_local{32,64}): Same.
23479 (call_value_local{32,64}): Same.
23480 (call_indirect_nonlocal_aix{32,64}): Same.
23481 (call_nonlocal_aix{32,64}): Same.
23482 (call_value_indirect_nonlocal_aix{32,64}): Same.
23483 (call_value_nonlocal_aix{32,64}): Same.
23484 (call_indirect_nonlocal_sysv<mode>): Same.
23485 (call_nonlocal_sysv<mode>): Same.
23486 (call_value_indirect_nonlocal_sysv<mode>): Same.
23487 (call_value_nonlocal_sysv<mode>): Same.
23489 (sibcall_local{32,64}): Same.
23490 (sibcall_value_local{32,64}): Same.
23491 (sibcall_nonlocal_aix{32,64}): Same.
23492 (sibcall_value_nonlocal_aix{32,64}): Same.
23493 (sibcall_nonlocal_sysv<mode>): Same.
23494 (sibcall_value): Same.
23495 (sibcall_value_nonlocal_sysv<mode>): Same.
23497 2007-03-24 Paul Brook <paul@codesourcery.com>
23499 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23500 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23502 2007-03-24 Richard Henderson <rth@redhat.com>
23504 * config/ia64/constraints.md: New file.
23505 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23506 satisfies_constraint_?.
23507 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23508 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23509 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23510 ia64_output_mi_thunk): Likewise.
23511 (ia64_const_ok_for_letter_p): Remove.
23512 (ia64_const_double_ok_for_letter_p): Remove.
23513 (ia64_extra_constraint): Remove.
23514 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23515 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23516 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23517 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23518 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23519 EXTRA_MEMORY_CONSTRAINT): Remove.
23520 * config/ia64/ia64.md: Include constriants.md. Replace
23521 CONST_OK_FOR_? with satisfies_constraint_?.
23523 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23524 H.J. Lu <hongjiu.lu@intel.com>
23526 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23528 (name macros): Use DPD_BID_NAME to convert names properly.
23530 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23531 decimal floating point format.
23532 (init_floating_libfuncs): Change decimal functions so that they
23533 have a "bid_" prefix if the decimal system uses the BID format,
23534 and "dpd_" prefix if the decimal system uses the DPD format.
23535 (init_interclass_conv_libfuncs): Ditto.
23536 (init_intraclass_conv_libfuncs): Ditto.
23538 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23539 using the BID format.
23541 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23542 whether we are using the BID decimal format.
23543 * configure: Regenerate.
23545 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23546 the compiler has decimal floating point enabled. Define
23547 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23550 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23551 using the BID format.
23553 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23554 whether we are using the BID decimal format.
23555 * configure: Regenerate.
23557 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23558 the compiler has decimal floating point enabled. Define
23559 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23562 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23563 options, and that it is enabled for i386/x86_64 systems.
23565 * Makefile.in (enable_decimal_float): New.
23567 (DECNUMINC): Add -I$(DECNUMFMT).
23568 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23569 to $(DECNUMFMT) from $(DECNUM).
23571 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23572 Substitute enable_decimal_float.
23573 * configure: Regenerated.
23576 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23579 * configure.ac: Enable decimal float for x86_64-*-linux*.
23580 * configure: Regenerated.
23583 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23584 decimal128ClearSign to flip and clear the sign bit in decimal128.
23585 (decimal_real_maxval): Set decimal128SetSign to set the sign
23588 2007-03-23 Ian Lance Taylor <iant@google.com>
23590 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23592 2007-03-23 Ian Lance Taylor <iant@google.com>
23594 * tree-dump.c (dump_files): Correct comment.
23596 2007-03-23 Ian Lance Taylor <iant@google.com>
23598 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23600 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23602 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23603 in cfglayout mode. Don't go into and out of cfglayout mode.
23604 Link the blocks in the order of the constructed traces.
23605 (rest_of_handle_tracer): Adjust call to tracer.
23606 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23607 Don't go into cfglayout mode.
23608 (rtl_loop_done): Don't go out of cfglayout mode.
23609 * cfglayout.c (relink_block_chain): New function, split out from...
23610 (fixup_reorder_chain): ...here. Remove redundant checking.
23611 (cfg_layout_finalize): Don't clear the header, footer, and aux
23612 fields here, move the code to do so to relink_block_chain. Likewise
23613 for free_original_copy_tables.
23614 * rtl.h (tracer): Update prototype.
23615 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23616 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23617 mode. Use relink_block_chain to serialize the CFG according to the
23618 new basic block order. Move targetm.cannot_modify_jumps_p check from
23620 (gate_handle_reorder_blocks): ...to here.
23621 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23623 (gate_duplicate_computed_gotos): ...to here.
23624 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23625 something always changes when going into and out of cfglayout mode.
23626 Perform an expensive cfg cleanup while going into cfglayout mode.
23627 Always update liveness information on HAVE_conditional_execution
23628 targets. Reserialize the basic blocks and go out of cfglayout mode.
23629 * reg-stack.c: Include cfglayout.h.
23630 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23631 the call to reorder_basic_blocks.
23632 * basic-block.h (reorder_basic_blocks): Update prototype.
23633 (relink_block_chain): New prototype.
23634 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23636 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23638 * config/mips/mips.md (type, hazard, *movdi_32bit,
23639 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23640 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23641 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23642 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23643 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23645 (movcc): Change first xfer to multi.
23646 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23647 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23648 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23649 config/mips/generic.md: Change reservations using "xfer" to use
23651 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23652 using match_operand.
23653 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23654 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23656 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23658 2007-03-22 Richard Henderson <rth@redhat.com>
23660 * config/i386/i386.c: Remove unnecessary function declarations.
23661 Move targetm definition, and all related macros, to the end of
23662 the file. Resort some functions to put definitions before uses.
23663 (ix86_attribute_table): Make static. Move to end of file.
23664 (ix86_gimplify_va_arg): Make static.
23666 2007-03-22 Richard Henderson <rth@redhat.com>
23668 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23669 don't increase local_regparm with force_align_arg_pointer check.
23670 (ix86_function_sseregparm): Assert 32-bit.
23671 (type_has_variadic_args_p): New.
23672 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23673 type_has_variadic_args_p.
23674 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23675 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23676 use memset instead. Do maybe_vaarg check first; skip attribute
23677 tests if true; skip attribute tests for 64-bit.
23678 (construct_container): Remove TARGET_DEBUG_ARG.
23679 (function_arg_advance_32, function_arg_advance_64): Split out ...
23680 (function_arg_advance): ... from here.
23681 (function_arg_32, function_arg_64): Split out ...
23682 (function_arg): ... from here.
23683 (ix86_pass_by_reference): Tidy.
23684 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23685 (function_value_32): New, from parts of ix86_function_value
23686 and ix86_value_regno.
23687 (function_value_64): New, from parts of ix86_function_value
23688 and ix86_libcall_value.
23689 (ix86_function_value_1): New.
23690 (ix86_function_value, ix86_libcall_value): Use it.
23691 (return_in_memory_32, return_in_memory_64): Split out ...
23692 (ix86_return_in_memory): ... from here.
23693 (ix86_struct_value_rtx): Skip for 64-bit.
23694 (ix86_libcall_value, ix86_value_regno): Remove.
23695 (setup_incoming_varargs_64): Split out ...
23696 (ix86_setup_incoming_varargs): ... from here.
23697 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23698 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23699 * config/i386/i386-protos.h (ix86_function_value): Remove.
23700 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23702 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23705 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23706 infinities not supported, otherwise emit warning if -Woverflow. On
23707 underflow, emit warning if -Woverflow.
23708 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23710 * real.h (real_from_string): Update declaration
23712 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23713 Richard Henderson <rth@redhat.com>
23715 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23716 * calls.c (compute_argument_block_size, expand_call,
23717 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23718 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23719 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23720 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23721 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23722 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23723 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23724 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23727 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23729 * c-incpath.c (add_sysroot_to_chain): New.
23730 (merge_include_chains): Add sysroot argument. Call
23731 add_sysroot_to_chain if sysrooted.
23732 (register_include_chains): Update call to merge_include_chains.
23733 * doc/cppopts.texi: Document use of '=' in include directory
23736 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23738 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23739 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23740 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23741 insn pattern using X87MODEF12 mode macro.
23743 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23745 * regmove.c (regmove_optimize): Use reg_mentioned_p
23746 instead of reg_overlap_mentioned_p for DST.
23748 2007-03-21 Mike Stump <mrs@apple.com>
23750 * c.opt: Fixup for Objective-C/C++.
23752 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23754 * explow.c (convert_memory_address): Fold memory reference when
23755 POINTERS_EXTEND_UNSIGNED < 0
23757 2007-03-21 Richard Henderson <rth@redhat.com>
23760 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23761 * config/i386/mmintrin.h (__m64): Likewise.
23762 * config/i386/xmmintrin.h (__m128): Likewise.
23764 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23766 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23767 (VXWORKS_OS_CPP_BUILTINS): Define.
23768 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23769 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23771 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23773 * rtl.h (constant_pool_reference_p): Delete.
23774 (find_constant_src): Declare.
23775 * rtlanal.c (find_constant_src): New function.
23776 * simplify-rtx.c (constant_pool_reference_p): Delete.
23777 * config/i386/i386.md: Use find_constant_src instead of
23778 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23780 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23782 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23783 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23785 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23787 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23788 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23789 (arm_elf_asm_constructor): Use it.
23790 (arm_elf_asm_destructor): New function.
23792 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23794 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23796 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23798 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23800 2007-03-19 Andrew Haley <aph@redhat.com>
23802 PR tree-optimization/31264
23803 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23804 VIEW_CONVERT_EXPRs.
23806 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23808 PR rtl-optimization/30907
23809 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23810 (fwprop_init): Always call loop_optimizer_initialize.
23811 (fwprop_done): Always call loop_optimizer_finalize.
23812 (fwprop): We always have loop info now.
23813 (gate_fwprop_addr): Remove.
23814 (pass_fwprop_addr): Use gate_fwprop as gate.
23816 PR rtl-optimization/30841
23817 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23818 df_chain_alloc): Call df_reorganize_refs unconditionally.
23819 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23820 refs_organized to refs_organized_size.
23821 (df_ref_create_structure): Use refs_organized_size instead of
23822 bitmap_size if refs had been organized, and keep refs_organized_size
23824 * df.h (struct df_ref_info): Change refs_organized to
23825 refs_organized_size.
23826 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23829 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23831 * except.c (output_function_exception_table): Do not reference the
23832 EH personality routine for functions that do not require an
23835 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23838 * c-typeck.c (convert_for_assignment): Call comptypes for
23839 RECORD_TYPE or UNION_TYPE.
23841 PR inline-asm/30505
23842 * reload1.c (reload): Do invalid ASM checking after
23843 cleanup_subreg_operands.
23845 2007-03-19 Jeff Law <law@redhat.com>
23847 * tree-cfg.c (find_taken_edge): Tighten conditions for
23848 optimizing computed gotos.
23850 2007-03-19 Michael Matz <matz@suse.de>
23852 * builtins.c (expand_builtin_sync_operation,
23853 expand_builtin_compare_and_swap,
23854 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23857 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23858 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23861 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23863 * doc/tm.texi: Add brackets around the return type of
23864 TARGET_SECONDARY_RELOAD.
23866 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23867 Richard Guenther <rguenther@suse.de>
23869 PR tree-optimization/31254
23870 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23871 Use handled_component_p () where appropriate. Continue
23872 propagating into the rhs if we propagated into an INDIRECT_REF
23875 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23877 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23878 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23879 (xde, xdee): Mode attributes adjusted to support DFP modes.
23880 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23881 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23882 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23883 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23884 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23885 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23886 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23888 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23889 "movsf"): Insn definitions removed.
23890 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23891 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23892 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23894 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23895 "reload_in<mode>", "reload_out<mode>"): Expander added.
23896 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23899 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23901 * config/s390/s390.md: Only non-functional changes. Renamed
23902 FPR mode macro to BFP all over the file.
23904 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23906 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23907 (op_type attribute): RRF instruction type added.
23908 (fT0): New mode attribute.
23909 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23910 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23911 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23912 instruction no secondary memory is needed when moving DFmode values
23913 between GPRs and FPRs.
23915 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23917 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23918 inverted and documentation adjusted.
23919 ("mhard-dfp", "msoft-dfp"): New options.
23920 * config/s390/s390.c (s390_handle_arch_option): New architecture
23922 (override_options): Sanity checks for the new options added.
23923 * config.gcc: New architecture switch: z9-ec.
23924 * config/s390/s390.h (processor_flags): PF_DFP added.
23925 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23926 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23927 when the bit is NOT set so remove it from the defaults.
23929 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23931 * genemit.c (main): Print include statement for dfp.h.
23932 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23935 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23937 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23939 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23942 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23943 instead of PATTERN.
23945 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23947 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23948 attr_length_call, output_call, output_indirect_call): Cleanup
23949 formatting of targetm calls.
23951 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23953 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23955 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23957 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23958 reservation, bypass and anti-bypass descriptions for these
23959 instructions. Update move patterns.
23960 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23963 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23965 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23966 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23967 (get_initial_def_for_reduction): Likewise.
23969 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23971 Fix PR tree-optimization/29922
23972 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23973 (get_representative): Removed.
23974 (value_dies_in_block_x): Update for rvuse removal.
23975 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23976 (compute_antic_aux): Handle when PHI nodes appear in
23977 non-single-successors.
23978 (dump_bitmap_of_names): Removed.
23979 (compute_antic_safe): Renamed and removed rvuse calculation.
23980 Calculate only antic safe.
23981 (insert_into_preds_of_block): Remove assert.
23982 (execute_pre): Update for renamed functions.
23983 (defer_or_phi_translate_block): New function.
23985 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23987 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23988 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23990 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23991 Follow spelling conventions.
23993 * tree-data-ref.h: Remove the prototype for analyze_array.
23995 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23997 PR tree-optimization/31041
23998 * tree-vect-transform.c (get_initial_def_for_induction): Call
23999 force_gimple_operand.
24001 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24003 * ipa-type-escape.c (look_for_casts) : Revert code to use
24004 handled_component_p due to ada test a-numaux.adb.
24006 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24008 * final.c (final_scan_insn): Alter the condition of a
24009 conditional trap if we have nonstandard CC.
24011 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24013 * configure.ac: Remove excess quoting from asm line 0 test.
24014 * configure: Rebuilt.
24016 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24018 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24019 * c-common.c (convert_and_check): Move warning logic to...
24020 (warnings_for_convert_and_check): ...here. Define.
24021 * c-common.h (warnings_for_convert_and_check): Declare.
24023 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24025 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24026 (output_call): Likewise.
24028 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24030 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24032 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24034 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24036 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24038 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24039 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24041 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24043 PR tree-optimization/31183
24044 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24045 Use double_int instead of unsigned int for representing access_strides.
24046 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24048 2007-03-16 Richard Guenther <rguenther@suse.de>
24050 PR tree-optimization/31146
24051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24052 to allow recursion of forward_propagate_addr_expr.
24053 (forward_propagate_addr_into_variable_array_index): Likewise.
24054 (forward_propagate_addr_expr): Likewise.
24055 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24056 (forward_propagate_addr_expr_1): Recurse on simple copies
24057 instead of propagating into them. Do so for useless conversions
24059 (forward_propagate_addr_expr): Clean up unused statements after
24062 2007-03-16 Richard Guenther <rguenther@suse.de>
24064 * builtins.c (expand_builtin_cexpi): Use the right argument
24065 for the expansion via cexp.
24067 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24069 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24070 * configure: Rebuilt.
24072 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24075 * dwarf2out.c (force_type_die): Adjust comment.
24076 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24078 2007-03-15 DJ Delorie <dj@redhat.com>
24080 * config/frv/predicates.md (minmax_operator): Don't check operands
24083 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24085 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24086 Update constant estimates of number of iterations.
24087 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24088 argument renamed to "realistic".
24089 (compute_estimated_nb_iterations): Removed.
24090 (record_niter_bound): New function.
24091 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24092 call record_nonwrapping_iv with upper = false.
24093 (infer_loop_bounds_from_signedness): Pass upper argument to
24094 record_nonwrapping_iv.
24095 (estimate_numbers_of_iterations_loop): Do not call
24096 compute_estimated_nb_iterations. Record estimate based on profile
24097 information. Initialize the constant estimates of number of
24099 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24101 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24102 number of iterations is too small.
24103 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24104 (EST_NOT_AVAILABLE): Removed.
24105 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24106 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24109 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24111 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24112 Handle NE_EXPR guards.
24114 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24117 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24118 Set also -pedantic-errors by default for the preprocessor unless
24119 -fpermissive is given.
24121 2007-03-15 Richard Guenther <rguenther@suse.de>
24123 PR middle-end/29719
24124 PR middle-end/31161
24125 * builtins.c (expand_builtin_cexpi): As a fallback if we
24126 don't have builtins for sincos or cexp create a function
24127 declaration for cexp and expand to a call to that.
24128 (expand_builtin_int_roundingfn): Always fall
24129 back to floor/ceil and its variants even if they may be
24132 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24134 PR middle-end/31159
24135 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24136 jump tables, move the call to delete_dead_jumptables from here...
24137 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24138 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24139 don't allow merging of blocks that try_redirect_by_replacing_jump
24140 also does not handle when not optimizing.
24142 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24143 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24145 * config/i386/i386.md (x86_sahf_1): Correctly handle
24148 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24151 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24152 x86_64_general_operand as operand[2] predicate. Remove "iF"
24153 from operand constraints and use "e" constraint instead.
24154 (*subti3_1, *subti3_1 splitter): Ditto.
24155 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24156 operand[1] predicate.
24158 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24160 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24161 arrays, multiply the access strides by the size of the sub-array.
24162 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24164 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24166 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24167 the configured assembler supports the sahf mnemonic.
24168 * configure: Regenerate.
24169 * config.in: Regenerate.
24171 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24172 emit "sahf" or ".byte\t0x9e" as asm template.
24174 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24177 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24178 option to replace hard coded TARGET_xxx in md file.
24179 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24180 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24181 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24182 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24183 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24184 (X86_TUNE_NOT_VECTORMODE): Ditto.
24185 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24186 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24187 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24188 (TUNE_SLOW_IMUL_IMM8): Ditto.
24189 (TUNE_MOVE_M1_VIA_OR): Ditto.
24190 (TUNE_NOT_UNPAIRABLE): Ditto.
24191 (TUNE_NOT_VECTORMODE): Ditto.
24193 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24196 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24197 tuning options instead of hard coded TARGET_xxx.
24198 (fix ssemode peephole2's): Ditto.
24199 (imul peephole2's): Ditto.
24201 (movdi_or_rex64): Ditto.
24202 (move peephole2): Ditto.
24203 (not peephole2's): Ditto.
24205 2007-03-14 Dirk Mueller <dmueller@suse.de>
24207 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24208 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24209 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24211 * c-parser.c (c_parser_do_statement): Warn about empty body in
24212 do/while statement.
24213 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24214 * doc/invoke.texi (-Wempty-body): Update documentation.
24216 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24219 * c-common.h (warn_for_div_by_zero): Declare.
24220 * c-common.c (warn_for_div_by_zero): Define.
24221 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24224 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24226 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24227 to PREFIX and STANDARD_PREFIX.
24229 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24230 Phil Edwards <phil@codesourcery.com>
24232 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24233 (__gthread_once_t): Remove busy field for RTPs.
24234 (__GTHREAD_ONCE_INIT): Update accordingly.
24236 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24238 * doc/invoke.texi: Document VxWorks options.
24240 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24242 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24244 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24246 PR tree-optimization/30590
24247 * tree-nrv.c (tree_nrv): Check for the partial update of the
24250 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24252 * flags.h (flag_random_seed): Remove declaration, in favor of...
24253 * toplev.h (get_random_seed, set_random_seed): ... these.
24254 * tree.c (get_file_function_name): Use the former.
24255 * opts.c (common_handle_option): Use the latter.
24258 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24260 PR middle-end/31127
24261 * cse.c (cse_find_path): Do not bail out if a basic block that
24262 we already visited now becomes part of a path that starts at a
24263 different basic block. Just disallow this, to make sure we
24264 visit each basic block at most once.
24266 2007-03-13 Jan Hubicka <jh@suse.cz>
24268 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24269 attributes, when profile esitmate is present, calls with very low
24270 frequency are cold.
24272 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24274 PR tree-optimization/30730
24275 PR tree-optimization/26900
24276 * tree-ssa-loop-niter.c: Include gmp.h.
24277 (bounds): New type.
24278 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24279 split_to_var_and_offset, determine_value_range,
24280 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24281 bound_difference, bounds_add, bounds_negate,
24282 number_of_iterations_ne_max, dump_affine_iv): New functions.
24283 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24284 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24285 difference of initial and final value of control iv to validate
24287 (number_of_iterations_cond): Add loop parameter. Determine bounds
24288 on the difference of the extremes of the control iv. Add dumps.
24289 (expand_simple_operations): Handle phi nodes.
24290 (simplify_using_initial_conditions): Do not record used conditions.
24291 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24292 Do not set additional_info.
24293 (implies_nonnegative_p, implies_ge_p): Removed.
24294 (derive_constant_upper_bound): Do not use parameter `additional'.
24295 (record_estimate): Parameter `additional' removed. Parameter
24296 `i_bound' added. Do not call derive_constant_upper_bound.
24297 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24298 bound the number of iterations estimate.
24299 (estimate_numbers_of_iterations_loop): Pass the estimate from
24300 the number of iterations analysis to record_estimate.
24301 * tree.h (multiple_of_p): Declare.
24302 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24303 (scev_const_prop): Do not check expression_expensive_p.
24304 * fold-const.c (multiple_of_p): Exported.
24305 * double-int.c (double_int_mask): Exported.
24306 * double-int.h (double_int_mask): Declare.
24307 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24308 field. Added max field.
24310 2007-03-13 David Taylor <taylor@candd.org>
24313 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24316 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24319 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24320 two unamed patterns.
24322 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24324 * config/i386/i386.opt (mcx16, msahf): New options.
24325 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24326 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24328 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24329 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24330 Output -mcx16 and -msahf options when corresponding bit is set.
24332 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24333 and -msahf options.
24335 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24337 * configure.ac: Test for assembler tolerance to # 0 "".
24338 * configure, config.in: Rebuilt.
24339 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24341 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24343 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24345 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24346 (handle_syscall): Handle direct system calls.
24347 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24349 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24351 * doc/invoke.texi: Fix cpp.info cross-reference.
24352 * doc/passes.texi: Fix gcc.info cross-reference.
24354 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24356 PR tree-optimization/30835
24357 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24358 bb_for_stmt is not NULL before accessing it.
24360 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24362 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24365 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24368 * doc/install.texi: Document --enable-stage1-languages
24370 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24372 * tree-pass.h (pass_into_cfg_layout_mode,
24373 pass_outof_cfg_layout_mode): Declare.
24374 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24375 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24376 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24377 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24379 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24381 * c-decl.c (warn_variable_length_array): New function.
24382 Refactored from grokdeclarator to handle warn_vla
24383 and handle unnamed array case.
24384 (grokdeclarator): Refactored VLA warning case.
24385 * c.opt (Wvla): New flag.
24386 * doc/invoke.texi (Wvla): New warning.
24388 2007-03-12 Richard Henderson <rth@redhat.com>
24390 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24391 (TARGET_SECTION_TYPE_FLAGS): New.
24393 2007-03-12 Richard Henderson <rth@redhat.com>
24395 * config/darwin.c (machopic_reloc_rw_mask): New.
24396 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24397 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24399 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24401 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24402 * cppdefault.h (cpp_PREFIX): Document.
24403 (cpp_PREFIX_len): Likewise.
24404 (cpp_EXEC_PREFIX): New variable.
24405 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24406 * c-incpath.c (add_standard_paths): Correct logic for relocating
24407 paths within prefix.
24409 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24411 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24412 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24414 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24415 fix_truncdfdi_sse using SSEMODEF mode macro.
24416 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24417 fix_truncdfsi_sse using SSEMODEF mode macro.
24418 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24419 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24421 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24423 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24424 elfos.h to tm_file.
24426 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24428 * tree.h : Add multiple_of_p declaration.
24429 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24430 * ipa-type-escape.c (results_of_malloc): Redundant.
24431 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24432 (cast_type): Extended with new members.
24433 (check_cast): Returns cast_type.
24434 (cast): New structure for data of walk_use_def_chains.
24435 (is_malloc_result, is_cast_from_non_pointer_1,
24436 is_cast_from_non_pointer,
24437 is_array_access_through_pointer_and_index): New functions.
24438 (look_for_casts): Returns cast types.
24439 (check_call): Returns void.
24440 (okay_pointer_operation): Use support of pointer plus index,
24441 pointer plus constant and allow all multiplications.
24443 2007-03-11 Richard Guenther <rguenther@suse.de>
24445 PR tree-optimization/31115
24446 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24447 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24448 A shift count of zero is not special as with *_DIV_EXPR.
24449 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24452 2007-03-11 Ian Lance Taylor <iant@google.com>
24454 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24455 the *_DIV_EXPR codes correctly with overflow infinities.
24457 2007-03-11 Ira Rosen <irar@il.ibm.com>
24459 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24460 indicate success/failure of the analysis. Add negation to subtrahend
24461 in case of subtraction. Fail if both operands contain constants.
24462 (create_data_ref): Fail if analyze_offset fails.
24464 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24466 * config/i386/i386.md (frndintxf2): Rename to ...
24467 (rintxf2): ... this. Remove expander having same name.
24468 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24469 (roundsf2, rounddf2): Ditto.
24470 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24471 (lround<mode>di2, lround<mode>si2): Ditto.
24473 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24475 * lower-subreg.c: Include except.h.
24476 (decompose_multiword_subregs): Verify that the only control flow
24477 insns we can split are loads to multi-words pseudos.
24478 Handle breaking such blocks after splitting, instead of calling
24479 find_many_sub_basic_blocks.
24481 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24482 on the new basic block. Add a lengthy comment explaining why we
24483 thought this was necessary.
24484 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24486 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24489 * tree.c (walk_type_fields): Recurse into the element type of
24490 ARRAY_TYPEs if there is a pointer set.
24492 2007-03-10 Dirk Mueller <dmueller@suse.de>
24494 * c-common.c (warn_logical_operator): Fix condition.
24496 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24498 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24500 * config/darwin.c (machopic_select_section): Remove superfluous
24501 argument in call to categorize_decl_for_section. Remove unused
24504 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24506 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24508 * configure: Regenerate.
24510 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24513 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24514 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24515 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24516 Add LABEL_NUSES to emitted label.
24517 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24518 branch probability value to emitted jump insn.
24519 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24520 Do not check life information and do not re-arrange input operands
24521 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24523 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24525 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24526 the change of decode_asm_operands.
24528 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24530 * mode-switching.c (create_pre_exit): Skip blockage insn.
24532 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24534 * tree-pass.h (TODO_update_smt_usage): Remove.
24536 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24540 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24542 * pa.c (attr_length_call): Revise condition for long
24543 pc-relative branch.
24544 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24545 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24546 sequence on SOM target.
24548 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24550 * gcc.c: Document %{, in big comment at top.
24551 (input_suffix_matches): Remove special handling for .s and
24553 (input_spec_matches): New.
24554 (handle_braces): Handle %{,.
24555 (validate_switches): ',' indicates a value which is not a switch.
24556 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24557 to detect assembler input.
24558 * config/i386/sol2.h (CPP_SPEC): Likewise.
24559 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24560 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24561 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24562 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24563 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24564 -m64 causes deployment target to default to 10.5.
24565 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24567 2007-03-09 Richard Henderson <rth@redhat.com>
24570 * target.h (targetm.asm.out.reloc_rw_mask): New.
24571 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24572 (TARGET_ASM_OUT): Use it.
24573 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24574 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24575 use the new reloc_rw_mask target hook instead.
24576 (default_section_type_flags_1): Merge into...
24577 (default_section_type_flags): ... here.
24578 (decl_readonly_section_1): Merge into...
24579 (decl_readonly_section): ... here.
24580 (default_elf_select_section_1): Merge into...
24581 (default_elf_select_section): ... here.
24582 (default_unique_section_1): Merge into...
24583 (default_unique_section): ... here.
24584 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24585 (default_select_rtx_section): Use it.
24586 (default_elf_select_rtx_section): Likewise.
24587 * output.h: Update to match.
24588 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24589 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24590 (TARGET_ASM_RELOC_RW_MASK): New.
24591 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24592 to categorize_decl_for_section.
24593 (x86_64_elf_unique_section): Likewise.
24594 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24595 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24596 (TARGET_ASM_RELOC_RW_MASK): New.
24597 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24598 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24599 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24600 (TARGET_RWRELOC): Remove.
24601 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24602 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24603 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24604 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24605 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24606 (rs6000_xcoff_select_section): Use decl_readonly_section.
24607 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24608 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24609 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24610 (TARGET_SECTION_TYPE_FLAGS): Remove.
24611 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24613 2007-03-09 Roger Sayle <roger@eyesopen.com>
24615 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24616 complex constant equality/inequality comparisons for here.
24617 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24618 known at compile-time or can be simplified to a scalar comparison.
24619 (fold_relational_const): Move compile-time evaluation of complex
24620 constant equality/inequality comparisons to here.
24622 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24624 PR rtl-optimization/30643
24625 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24627 (fold_rtx): Recurse, like before 2006-11-03.
24629 2007-03-09 DJ Delorie <dj@redhat.com>
24631 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24634 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24636 PR tree-optimization/30375
24637 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24638 LHS of statements is not the same.
24639 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24641 2007-03-09 Chao-ying Fu <fu@mips.com>
24643 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24645 * doc/invoke.texi (-mdspr2): Document new option.
24646 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24647 New unspec for DSP REV 2.
24648 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24649 these instructions are extended in DSP REV 2.
24650 (mips-dspr2.md): Include.
24651 * config/mips/mips.opt (mdspr2): New option.
24652 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24653 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24654 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24655 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24656 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24657 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24658 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24660 (bdesc_map): Add one field of unsupported_target_flags.
24661 (bdesc_arrays): Update entries to have extra fields. Add
24663 (mips_init_builtins): Initialize new function types.
24664 Check unsupported_target_fileds to filter out builtins.
24665 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24667 (ASM_SPEC): Pass mdspr2 to the assembler.
24668 * config/mips/mips-dspr2.md: New file.
24670 2007-03-09 Sa Liu <saliu@de.ibm.com>
24672 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24674 2007-03-09 Ian Lance Taylor <iant@google.com>
24676 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24677 argument) like -Wstrict-overflow=2.
24678 * doc/invoke.texi (Warning Options): Update documentation.
24680 2007-03-09 Dirk Mueller <dmueller@suse.de>
24683 * doc/invoke.texi (-Wlogical-op): Document.
24684 * common.opt (-Wlogical-op): New.
24685 * c-common.h (warn_logical_operator): Declare.
24686 * c-common.c (warn_logical_operator): Define.
24687 * c-typeck.c (parser_build_binary_op): Call
24688 warn_logical_operator.
24690 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24692 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24693 * final.c (final_scan_insn): Test for non-"" file name.
24695 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24697 * doc/loop.texi: Document the Omega linear constraints solver.
24698 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24699 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24700 omega-hash-table-size, omega-max-keys, and
24701 omega-eliminate-redundant-constraints.
24702 * tree-pass.h (pass_check_data_deps): Declared.
24705 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24706 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24707 pass_check_data_deps): New.
24708 * tree-data-ref.c (init_data_ref): Remove declaration.
24709 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24710 (analyze_array): Renamed init_array_ref, move up initializations.
24711 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24712 Removed arguments that are set to NULL.
24713 (analyze_indirect_ref): Correct indentation, correct call to
24715 (object_analysis): Call init_array_ref instead of analyze_array.
24716 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24717 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24718 of DR_ACCESS_FNS_ADDR.
24719 (init_omega_eq_with_af, omega_extract_distance_vectors,
24720 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24721 ddr_consistent_p): New.
24722 (compute_affine_dependence): Check consistency of ddrs when
24723 flag_check_data_deps is passed.
24724 (analyze_all_data_dependences): Uncomment.
24725 (tree_check_data_deps): New.
24726 * tree-data-ref.h: Include omega.h.
24727 (DR_ACCESS_FNS_ADDR): Removed.
24728 (data_dependence_relation): Add inner_loop.
24729 (DDR_INNER_LOOP): New.
24730 * common.opt (fcheck-data-deps): New.
24731 * tree-flow.h (tree_check_data_deps): Declare.
24732 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24733 (OBJS-common): Depend on omega.o.
24735 * passes.c (pass_check_data_deps): Scheduled.
24736 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24737 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24738 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24739 PARAM_VECT_MAX_VERSION_CHECKS,
24740 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24742 2007-03-09 Richard Guenther <rguenther@suse.de>
24744 PR tree-optimization/30904
24745 PR middle-end/31058
24746 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24747 the same way as *_DIV_EXPR.
24749 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24751 * recog.c (decode_asm_operands): No mixed declarations and code.
24753 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24755 * rtl.def (ASM_INPUT): Add location.
24756 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24757 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24758 (decode_asm_operands): Add loc operand.
24759 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24760 * stmt.c (expand_asm): Rename to...
24761 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24762 gen_rtx_ASM_INPUT_loc.
24763 (expand_asm_expr): Adjust.
24764 * recog.c (decode_asm_operands): Add loc operand.
24765 (check_asm_operands, extract_insn): Adjust.
24766 * reload1.c (maybe_fix_stack_asms): Likewise.
24767 * final.c (asm_insn_count): Likewise.
24768 (final_scan_insn): Output # line before and after asm.
24770 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24772 * tree-ssa-structalias.c (variable_info): Remove
24774 (new_var_info): Ditto.
24775 (shared_bitmap_info_t): New structure.
24776 (shared_bitmap_table): New variable.
24777 (shared_bitmap_hash): New function.
24778 (shared_bitmap_eq): Ditto
24779 (shared_bitmap_lookup): Ditto.
24780 (shared_bitmap_add): Ditto.
24781 (merge_smts_into): Change to take bitmap directly.
24782 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24783 (init_alias_vars): Init shared bitmap hashtable.
24784 (delete_points_to_sets): Delete shared bitmap hashtable.
24785 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24786 is_aliased removal as a change that was still necessary was
24789 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24791 * config/i386/i386.h (override_options): Conditionally disable
24792 x86_sahf for 64bit targets only.
24794 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24797 * c-decl.c (merge_decls): Don't call make_var_volatile.
24798 * varasm.c (make_var_volatile): Remove.
24799 * output.h (make_var_volatile): Remove.
24801 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24803 PR tree-optimization/31085
24804 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24806 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24808 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24809 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24810 ATTR_CONST_NOTHROW_LIST.
24812 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24815 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24817 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24819 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24822 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24824 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24825 passed, use shared libgcc.
24827 2007-03-08 Roger Sayle <roger@eyesopen.com>
24829 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24830 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24831 (honor_protect_cleanup_actions, lower_try_finally_switch):
24833 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24834 ifc_temp_var): Likewise.
24835 * tree-inline.c (setup_one_parameter): Likewise.
24836 * tree-mudflap.c (mf_decl_cache_locals,
24837 mf_build_check_statement_for): Likewise.
24838 * tree-nested.c (init_tmp_var, save_tmp_var,
24839 finalize_nesting_tree_1): Likewise.
24840 * tree-outof-ssa.c (insert_copy_on_edge,
24841 insert_backedge_copies): Likewise.
24842 * tree-profile.c (tree_gen_edge_profiler,
24843 tree_gen_ic_profiler): Likewise.
24844 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24845 * tree-sra.c (sra_build_assignment): Likewise.
24846 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24847 * tree-ssa-math-opts.c (insert_reciprocals,
24848 execute_cse_sincos_1): Likewise.
24849 * tree-tailcall.c (adjust_accumulator_values,
24850 adjust_return_value): Likewise.
24851 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24852 * tree-vect-transform.c (vect_create_data_ref_ptr,
24853 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24854 vect_create_epilog_for_reduction, vectorizable_reduction,
24855 vectorizable_call, vectorizable_conversion,
24856 vectorizable_assignment, vectorizable_operation,
24857 vectorizable_type_demotion, vect_gen_widened_results_half,
24858 vect_permute_store_chain, vectorizable_store,
24859 vect_setup_realignment, vect_permute_load_chain,
24860 vectorizable_load, vectorizable_condition,
24861 vect_create_cond_for_align_checks): Likewise.
24862 * tree-vrp.c (build_assert_expr_for): Likewise.
24864 2007-03-08 Ian Lance Taylor <iant@google.com>
24866 * tree-vrp.c: Include "intl.h".
24867 (usable_range_p): New static function.
24868 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24869 overflowed values, juts set *strict_overflow_p.
24870 (compare_values): Only return -2 if one of the operands is not a
24872 (compare_ranges): Call usable_range_p.
24873 (compare_range_with_value): Likewise.
24874 (vrp_evaluate_conditional_warnv): Rename from
24875 vrp_evaluate_conditional. Make static. Change all callers.
24876 (vrp_evaluate_conditional): New function.
24877 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24878 on signed overflow.
24879 (simplify_abs_using_ranges): Likewise.
24880 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24881 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24882 within_stmt parameter.
24883 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24884 vrp_evaluate_conditional.
24885 * tree-ssa-threadedge.c
24886 (record_temporary_equivalences_from_stmts_at_dest): Change
24887 simplify parameter to take a second tree parameter.
24888 (simplify_control_stmt_condition): Likewise.
24889 (thread_across_edge): Likewise.
24890 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24891 (thread_across_edge): Likewise.
24892 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24894 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24896 * config/i386/i386.h (TARGET_SAHF): New define.
24897 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24898 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24899 (x86_sahf): New global variable.
24900 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24901 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24902 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24903 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24905 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24906 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24907 when expanding fcomi/sahf based tests.
24908 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24909 expanding sahf based alternative. Emit sahf based sequence when
24910 optimizing for code size.
24911 * config/i386/i386.md (x86_sahf_1): Do not disable for
24912 TARGET_64BIT, enable for TARGET_SAHF.
24914 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24916 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24917 spurious whitespace from error message.
24919 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24922 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24924 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24926 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24928 * tree-sra.c (instantiate_element): Propagate disabled warnings
24929 from the element itself to the created variable.
24931 2007-03-07 Richard Henderson <rth@redhat.com>
24934 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24935 silently fix up the stack in the case of a missing register.
24937 2007-03-07 Paul Brook <paul@codesourcery.com>
24939 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24941 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24943 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24945 (phase1_vrs): Use them.
24946 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24947 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24948 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24949 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24950 __gnu_Unwind_Restore_WMMXC if required.
24951 (_Unwind_VRS_Pop): Implement iWMMXt support.
24952 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24953 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24954 gnu_Unwind_Save_WMMXC): Define.
24956 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24958 * config/vxworks.h (vxworks_override_options): Declare.
24959 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24960 * config/vxworks.c: Include target.h and toplev.h.
24961 (vxworks_override_options): New function.
24962 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24964 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24966 * config/s390/s390.c (override_options): Don't emit an error when
24967 -mstack-size is used without providing -mstack-guard.
24968 (s390_emit_prologue): Choose stack_guard value automatically if not
24969 provided via command line.
24970 * doc/invoke.texi: Adjust description of -mstack-guard and
24973 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24975 * config/i386/i386.c (output_set_got): Add a GOT initialization
24976 sequence for VxWorks PIC.
24977 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24978 around labels as well as symbols. Use gotoff_operand instead
24979 of local_symbolic_operand.
24980 (legitimize_pic_address): Use gotoff_operand instead of
24981 local_symbolic_operand. Use @GOT accesses for labels as
24983 (ix86_output_addr_diff_elt): Use PC-relative rather than
24984 GP-relative offsets for VxWorks PIC.
24985 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24986 no_new_pseudos. Check whether the returned register is op0.
24987 * config/i386/i386.md (tablejump): Use PC-relative rather than
24988 GP-relative offsets for VxWorks PIC.
24989 * config/i386/predicates.md (gotoff_operand): New predicate.
24991 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24993 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24995 * config/vxworks-dummy.h: New file.
24996 * config/i386/i386.h: Include it.
24998 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25000 * dwarf2out.c (is_inlined_entry_point): New
25001 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25002 DW_AT_ranges if the first subblock is the entry point.
25004 2007-03-06 David Daney <ddaney@avtrex.com>
25006 * doc/install.texi (mips-*-*): Change recommended binutils
25009 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25011 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25012 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25014 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25015 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25017 2007-03-06 Jan Hubicka <jh@suse.cz>
25019 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25020 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25022 (probably_cold_bb_p): Cold functions are cold.
25023 (probably_never_executed_bb_p): Cold functions are cold.
25024 (tree_bb_level_predictions): Predict calls to cold functions as not
25026 (compute_function_frequency): Check hot/cold attributes.
25027 * function.h (function_frequency): Update comments.
25028 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25029 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25030 (c_common_att): Add cold and hot.
25032 * doc/extend.texi (hot,cold attributes): Document.
25034 2007-03-06 Andrew Haley <aph@redhat.com>
25036 * function.c (expand_function_end): Move blockage to just after we
25037 emit the label for the naked return from the function.
25039 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25041 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25044 2007-03-06 Jan Hubicka <jh@suse.cz>
25046 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25047 loaded for constant large models. Non-large 64bit PIC can do.
25048 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25049 * cmodel.h: Add LARGE PIC.
25050 * i386.md (UNSPEC_PLTOFF): New.
25051 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25053 (*call_1_rex64): Disable for large models.
25054 (*call_1_rex64_large): New.
25055 (*call_value_1_rex64): Disable for large models.
25056 (*call_value_1_rex64_large): New.
25057 (set_rip_rex4): New.
25058 (set_got_offset_rex64): New.
25059 * predicates.md (constant_call_address_operand): For large model
25060 constant calls are not possible.
25061 * i386-protos.h (construct_plt_address): Declare.
25062 * i386.c (override_options): Accept large models.
25063 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25064 (legitimate_constant_p): Add new UNSPECs.
25065 (legitimate_pic_operand_p): Likewise.
25066 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25067 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25069 (output_pic_addr_const): Add PLTOFF.
25070 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25071 (ix86_expand_move): Legitimize pic address when in PIC mode.
25072 (construct_plt_address): New function.
25073 (ix86_expand_call): Offload the address to register and use GOT
25074 pointer for large model.
25075 * invoke.texi (mcmodel=large): Update documentation.
25077 2007-03-06 Richard Henderson <rth@redhat.com>
25079 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25080 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25081 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25082 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25083 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25084 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25085 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25086 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25087 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25088 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25089 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25090 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25091 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25092 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25093 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25094 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25095 x86_schedule, x86_use_bt, x86_pad_returns,
25096 x86_use_xchgb): Merge into ...
25097 (ix86_tune_features): ... here. New array.
25098 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25099 x86_bswap): Merge into ...
25100 (ix86_arch_features): ... here. New array.
25101 (x86_3dnow_a): Remove.
25102 (x86_accumulate_outgoing_args): Make static.
25103 (x86_arch_always_fancy_math_387): Make static.
25104 (ix86_tune_mask, ix86_arch_mask): Move ...
25105 (override_options): ... to local variables here. Apply the
25106 appropriate mask to each element of ix86_arch_features and
25107 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25108 as were done in the old macros.
25109 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25110 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25111 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25112 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25113 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25114 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25115 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25116 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25117 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25118 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25119 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25120 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25121 x86_accumulate_outgoing_args, x86_prologue_using_move,
25122 x86_epilogue_using_move, x86_decompose_lea,
25123 x86_arch_always_fancy_math_387, x86_shift1,
25124 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25125 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25126 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25127 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25128 x86_use_incdec, x86_pad_returns, x86_bswap,
25129 x86_partial_flag_reg_stall): Remove.
25130 (enum ix86_tune_indices): New.
25131 (ix86_tune_features): New.
25132 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25133 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25134 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25135 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25136 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25137 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25138 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25139 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25140 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25141 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25142 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25143 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25144 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25145 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25146 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25147 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25148 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25149 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25150 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25151 TARGET_EXT_80387_CONSTANTS): Use it.
25152 (enum ix86_arch_indices): New.
25153 (ix86_arch_features): New.
25154 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25155 TARGET_BSWAP): Use it.
25156 (ix86_tune_mask, ix86_arch_mask): Remove.
25158 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25161 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25162 Define using $${sysroot_headers_suffix}.
25163 * configure: Regenerate.
25164 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25165 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25167 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25168 * gcc.c (print_sysroot_headers_suffix): New.
25169 (option_map): Include --print-sysroot-headers-suffix.
25170 (display_help): Mention -print-sysroot-headers-suffix.
25171 (process_command): Handle -print-sysroot-headers-suffix.
25172 (do_spec_1): Append multilib directory to include-fixed path if
25173 sysroot suffixes in use.
25174 (main): Handle -print-sysroot-headers-suffix.
25175 * Makefile.in (start.encap): Don't depend on xlimits.h
25176 (xlimits.h): Remove.
25177 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25178 limits.h for each multilib in fixinc_list.
25179 (fixinc_list, s-fixinc_list): New.
25180 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25181 generate them for each multilib in fixinc_list.
25182 (stmp-fixproto): Use include-fixed. Run fixproto for each
25183 multilib in fixinc_list.
25184 (mostlyclean): Don't remove xlimits.h.
25185 (clean): Remove include-fixed.
25186 (real-install-headers-tar, real-install-headers-cpio,
25187 real-install-headers-cp): Don't copy include, only include-fixed.
25188 (install-mkheaders): Depend on fixinc_list. Don't depend on
25189 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25190 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25191 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25193 2007-03-06 Jan Hubicka <jh@suse.cz>
25195 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25198 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25200 * configure.ac: Allow tm_file to contain build-directory files.
25201 * configure: Regenerate.
25202 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25203 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25204 * config/m68k/print-sysroot-suffix.sh: New file.
25206 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25208 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25209 of pic_offset_table_rtx if reload_completed.
25210 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25211 PIC_OFFSET_TABLE_REGNUM.
25212 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25214 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25215 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25217 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25219 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25220 functions that call eh_return.
25222 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25224 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25225 functions that need a constant pool.
25227 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25230 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25231 (m68k_preferred_reload_class): Likewise.
25232 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25233 (SECONDARY_RELOAD_CLASS): Define.
25234 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25235 (LIMIT_RELOAD_CLASS): Delete.
25236 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25237 registers from storing bytes.
25238 (m68k_secondary_reload_class): New function.
25239 (m68k_preferred_reload_class): Likewise.
25241 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25243 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25245 (m68k_expand_prologue): Likewise.
25247 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25249 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25250 (mips_expand_epilogue): Add a bool parameter.
25251 (m68k_legitimize_sibcall_address): Declare.
25252 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25253 (m68k_expand_epilogue): Add a parameter to select between sibling
25254 and normal epilogues. Only generate a return for the latter.
25255 (m68k_ok_for_sibcall_p): New function.
25256 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25257 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25258 (sibcall_value, *sibcall_value): Likewise.
25259 (*call, *call_value): Require !SIBLING_CALL_P.
25260 (epilogue): Update call to m68k_expand_epilogue.
25261 (sibcall_epilogue): New pattern.
25262 * config/m68k/predicates.md (const_call_operand): Say that this
25263 predicate applies to sibling calls too.
25264 (sibcall_operand): New predicate.
25266 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25268 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25269 alternatives as movsi_cf.
25270 (movsf_cf_hard): Add commentary.
25272 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25273 Richard Sandiford <richard@codesourcery.com>
25275 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25276 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25277 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25278 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25279 as being live on exit from an interrupt function.
25280 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25281 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25282 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25283 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25284 (m68k_interrupt_function_p): Globalize.
25285 (m68k_compute_frame_layout): Remove reverse mask code.
25286 (m68k_emit_movem, m68k_set_frame_related): New functions.
25287 (m68k_output_function_prologue): Delete in favor of...
25288 (m68k_expand_prologue): ...this new function.
25289 (m68k_output_function_epilogue): Delete in favor of...
25290 (m68k_expand_epilogue): ...this new function.
25291 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25293 (print_operand): Handle %?.
25294 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25295 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25296 (prologue, epilogue): New patterns.
25297 (return): Turn into a define_expand.
25298 (*return): New pattern, derived from old "return" pattern. Use rte
25299 rather than rts for interrupt functions. Only use rtd if the pop
25301 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25302 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25303 (link, *link, unlink, *unlink, load_got): Likewise.
25305 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25309 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25310 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25311 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25312 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25313 and m68k_matches_u_p.
25314 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25315 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25316 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25317 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25318 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25319 (REG_STRICT_P): New macro.
25320 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25321 PCREL_GENERAL_OPERAND_OK.
25322 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25323 m68k_legitimate_base_reg_p.
25324 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25325 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25326 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25327 * config/m68k/m68k.c (m68k_address): New structure.
25328 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25329 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25330 (m68k_jump_table_ref_p, m68k_decompose_address)
25331 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25332 (m68k_matches_u_p): New functions.
25333 (print_operand_address): Rewrite to use m68k_decompose_index.
25335 2007-03-05 David Taylor <dtaylor@emc.com>
25337 * gcc.c: Correct copyright date in --version output.
25339 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25341 * pa.md: In unamed move patterns, disparge copies between general
25342 and floating point registers using '?' modifier. Don't include 'f'
25343 constraint for register preferences in DImode, SImode, HImode and
25344 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25345 Remove constraints for copies between general and floating registers
25346 in soft-float DFmode pattern.
25347 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25351 2007-03-05 Mike Stump <mrs@apple.com>
25353 * c-common.c (targetcm): Add.
25354 * c-opts.c (c_common_handle_option): Handle language specific
25356 * opts.c (handle_option): Verify language for target options, if
25358 * opth-gen.awk: Add CL_LANG_ALL.
25359 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25360 (TARGETCM_INITIALIZER): Add.
25361 * target.h (struct gcc_targetcm): Add.
25363 * targhooks.c (default_handle_c_option): Add.
25364 * targhooks.h (default_handle_c_option): Add.
25365 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25367 * config/darwin.opt (iframework): Add.
25368 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25369 * config/darwin-c.c (handle_c_option): Add.
25370 (TARGET_HANDLE_C_OPTION): Add.
25372 * doc/invoke.texi (Darwin Options): Add -iframework.
25374 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25376 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25379 2007-03-05 Ian Lance Taylor <iant@google.com>
25381 * c.opt (fgnu89-inline): New option.
25382 * c-opts.c (c_common_post_options): Set default value for
25384 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25385 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25387 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25388 (grokdeclarator, start_function): Likewise.
25389 * c-cppbuiltin.c (c_cpp_builtins): Define either
25390 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25391 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25392 (C Dialect Options): Document -fgnu89-inline.
25393 * doc/extend.texi (Function Attributes): Explain what the
25394 gnu_inline attribute does.
25395 * doc/cpp.texi (Common Predefined Macros): Document
25396 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25398 2007-03-05 Ian Lance Taylor <iant@google.com>
25400 PR tree-optimization/31034
25401 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25402 half-range if the other side is an overflow infinity.
25404 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25406 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25407 (bfin*-linux-uclibc*): New configuration.
25408 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25410 * config/bfin/linux.h: New file.
25411 * config/bfin/libgcc-bfin.ver: New file.
25412 * config/bfin/t-bfin-uclinux: New file.
25413 * config/bfin/t-bfin-linux: New file.
25414 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25415 (TARGET_OS_CPP_BUILTINS): New macro.
25417 2007-03-05 Richard Guenther <rguenther@suse.de>
25419 * fold-const.c (fold_binary): Remove duplicate folding
25420 of comparison of non-null ADDR_EXPR against null.
25422 2007-03-05 Richard Guenther <rguenther@suse.de>
25423 Dorit Nuzman <dorit@il.ibm.com>
25425 PR tree-optimization/26420
25426 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25427 are no loops in the function. Only print the number of
25428 vectorized loops if it is greater than zero or we are supposed
25429 to print information about unvectorized loops.
25431 2007-03-05 Revital Eres <eres@il.ibm.com>
25433 * gcc.dg/var-expand1.c: New test.
25434 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25435 when an accumulator is expanded.
25437 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25440 * c-common.c (convert_and_check): Don't give warnings for
25441 conversion if 'expr' already overflowed.
25443 2007-03-04 Roger Sayle <roger@eyesopen.com>
25445 PR middle-end/30744
25446 * fold-const.c (fold_comparison): Enforce type consistency when
25447 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25449 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25451 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25452 containing a cast to the base of TARGET_MEM_REF.
25454 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25456 * tree.c (tree_contains_struct_check_failed): Remove spurious
25457 whitespace from error message.
25459 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25462 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25463 instead of precision.
25465 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25466 Nathan Sidwell <nathan@codesourcery.com>
25468 * emit-rtl.c (find_auto_inc): New.
25469 (try_split): recreate REG_INC notes,
25470 Use regular for loops rather than whiles.
25472 2007-03-03 Andreas Schwab <schwab@suse.de>
25474 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25475 * configure: Regenerate.
25477 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25479 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25480 flag_rounding_math, not flag_unsafe_math_optimizations.
25482 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25484 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25485 alpha_fold_vector_minmax): Likewise.
25486 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25487 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25489 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25491 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25492 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25493 if the lhs has side-effects.
25494 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25496 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25498 * config/i386/i386.h (TUNEMASK): Remove define.
25499 (ARCHMASK): Remove define.
25500 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25501 Use ix86_arch_mask variable instead of ARCHMASK.
25502 * config/i386/i386.c (override_options): Ditto.
25503 (standard_80387_constant_p): Ditto.
25505 2007-03-02 Ian Lance Taylor <iant@google.com>
25507 Used signed infinities in VRP.
25508 * tree-vrp.c (uses_overflow_infinity): New static function.
25509 (supports_overflow_infinity): New static function.
25510 (make_overflow_infinity): New static function.
25511 (negative_overflow_infinity): New static function.
25512 (positive_overflow_infinity): New static function.
25513 (is_negative_overflow_infinity): New static function.
25514 (is_positive_overflow_infinity): New static function.
25515 (is_overflow_infinity): New static function.
25516 (overflow_infinity_range_p): New static function.
25517 (compare_values_warnv): New function split out of compare_values.
25518 (compare_value): Call it.
25519 (set_value_range_to_nonnegative): Add overflow_infinity
25520 parameter. Change caller.
25521 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25523 (vrp_expr_computes_nonzero): Likewise.
25524 (compare_ranges, compare_range_with_value): Likewise.
25525 (compare_name_with_value, compare_names): Likewise.
25526 (vrp_evaluate_conditional): Likewise.
25527 (set_value_range): Handle infinity
25528 (vrp_operand_equal_p, operand_less_p): Likewise.
25529 (extract_range_from_assert): Likewise.
25530 (vrp_int_const_binop): Likewise.
25531 (extract_range_from_binary_expr): Likewise.
25532 (extract_range_from_unary_expr): Likewise.
25533 (extract_range_from_comparison): Likewise.
25534 (extract_range_from_expr): Likewise.
25535 (dump_value_range): Likewise.
25536 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25537 (test_for_singularity): Likewise.
25538 (vrp_int_const_binop): Remove inline qualifier.
25539 (adjust_range_with_scev): Add comment.
25540 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25542 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25544 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25545 (get_constraint_for): Likewise.
25546 (do_structure_copy): Likewise.
25547 (find_func_aliases): Fix references to MODIFY_EXPR.
25548 (intra_create_variable_infos): Tidy.
25549 * tree-ssa-operands.c (add_virtual_operand): Add argument
25551 When adding members of alias sets, if IS_CALL_SITE is true and
25552 the symbol is not call-clobbered, skip it.
25553 Adjust all callers.
25555 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25557 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25558 entry by means of emit_insn_at_entry.
25560 2007-03-02 Richard Henderson <rth@redhat.com>
25562 * expr.h (promoted_input_arg): Remove decl.
25563 * function.c (promoted_input_arg): Merge into ...
25564 * combine.c (setup_incoming_promotions): ... only caller.
25565 Rearrange to avoid double loop.
25567 2007-03-02 Ben Elliston <bje@au.ibm.com>
25568 Peter Bergner <bergner@vnet.ibm.com>
25569 Janis Johnson <janis187@us.ibm.com>
25571 * config/rs6000/dfp.md: New file.
25572 * config/rs6000/rs6000.md: Include dfp.md.
25573 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25574 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25575 and TDmode decimal float modes in FP registers.
25576 (num_insns_constant): Likewise.
25577 (rs6000_legitimate_offset_address_p): Likewise.
25578 (rs6000_legitimize_address): Likewise.
25579 (rs6000_legitimize_reload_address): Likewise.
25580 (rs6000_legitimate_address): Likewise.
25581 (rs6000_emit_move): Likewise.
25582 (function_arg_boundary): Likewise.
25583 (function_arg_advance): Likewise.
25584 (rs6000_darwin64_record_arg_recurse): Likewise.
25585 (function_arg): Likewise.
25586 (rs6000_gimplify_va_arg): Likewise.
25587 (rs6000_split_multireg_move): Likewise.
25588 (rs6000_output_function_epilogue): Likewise.
25589 (rs6000_output_function_epilogue): Likewise.
25590 (rs6000_register_move_cost): Likewise.
25591 (rs6000_function_value): Likewise.
25592 (rs6000_libcall_value): Likewise.
25594 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25596 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25598 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25600 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25601 Use $MULTIDIR to choose between the kernel and RTP headers,
25602 and use $WIND_BASE and $WIND_USR to locate them.
25604 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25606 * config/i386/i386.c (override_options): Put initialization of
25607 ix86_tune_mask and ix86_arch_mask to the correct place.
25609 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25610 Michael Meissner <michael.meissner@amd.com>
25613 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25614 (ARCHMASK): Define.
25615 (TARGET_CMOVE): Use ARCHMASK.
25616 (TARGET_CMPXCHG): Ditto.
25617 (TARGET_CMPXCHG8B): Ditto.
25618 (TARGET_XADD): Ditto.
25619 (TARGET_BSWAP): Ditto.
25620 * config/i386/i386.c (ix86_tune_mask): New global variable.
25621 (ix86_arch_mask): Ditto.
25622 (override_options): Initialize ix86_tune_mask and
25623 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25626 2007-03-02 Ben Elliston <bje@au.ibm.com>
25629 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25631 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25633 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25634 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25635 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25636 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25638 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25639 rs6000_init_dwarf_reg_sizes_extra): New.
25640 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25641 SPE register high parts.
25643 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25645 * Makefile.in: Add install-pdf target as
25646 copied from automake v1.10 rules.
25647 * configure.ac: Add install-pdf to target list.
25648 * configure: Regenerate.
25650 2007-03-01 Paul Brook <paul@codesourcery.com>
25652 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25653 modes to LDRD for DImode.
25654 (output_move_double): Fixup out of range ldrd/strd.
25655 (vfp_secondary_reload_class): Rename...
25656 (coproc_secondary_reload_class): ... to this. Add wb argument.
25657 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25658 coproc_secondary_reload_class for CLASS_IWMMXT.
25659 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25660 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25662 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25664 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25665 unroll factor by the estimated number of iterations.
25666 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25667 than prefetch latency.
25669 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25670 decode_caches_intel, detect_caches_intel): New functions.
25671 (host_detect_local_cpu): Use detect_caches_amd and
25672 detect_caches_intel.
25674 2007-03-01 Richard Henderson <rth@redhat.com>
25676 * expr.c (emit_move_complex_push): Export.
25677 (emit_move_complex_parts): Split out from ...
25678 (emit_move_complex): ... here.
25679 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25680 * config/i386/i386.md (movcdi): New.
25682 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25684 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25685 size of mode1 to check for tieable modes in MMX case.
25687 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25689 * Makefile.in (rtlanal.o): Depend on tree.h.
25690 * rtl.h (offset_within_section_p, split_const): Declare.
25691 * rtlanal.c: Include tree.h.
25692 (offset_within_block_p): New function, taken from
25693 mips_offset_within_object_p.
25694 (split_const): New function, taken from mips_split_const.
25695 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25697 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25698 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25699 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25700 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25701 (m68k_illegitimate_symbolic_constant_p): New function.
25702 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25703 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25704 symbolic constant that might be outside the symbol's section,
25705 move the symbol first and then add the offset.
25706 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25708 * config/mips/mips.c (mips_split_const): Delete.
25709 (mips_offset_within_object_p): Delete.
25710 (mips_symbolic_constant_p): Use offset_within_section_p and
25711 split_const instead of mips_offset_within_object_p and
25713 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25714 (mips_legitimize_const_move, print_operand_reloc)
25715 (mips_dangerous_for_la25_p): Use split_const instead of
25718 2007-02-28 Eric Christopher <echristo@apple.com>
25720 * Makefile.in (install-include-dir): Don't rm -rf include.
25722 2007-02-28 Richard Guenther <rguenther@suse.de>
25724 PR middle-end/30364
25725 * fold-const.c (fold_binary): Do not associate expressions
25726 with more than one variable for integer types that do not wrap.
25728 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25730 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25731 Delete, and replace with...
25732 (fold_builtin_call_array): This. Update callers to use it.
25733 * fold-const.c (fold_build_call_list): Delete, and replace with...
25734 (fold_build_call_array): This.
25735 (fold_build_call_list_initializer): Delete, and replace with...
25736 (fold_build_call_array_initializer): This.
25737 * tree.h: Update declarations to reflect above changes.
25739 * c-typeck.c (build_function_call): Store converted arguments
25740 in a stack-allocated array instead of building a list.
25741 (convert_arguments): Store arguments in the array passed in as an
25742 argument, and return the actual number of arguments.
25743 * c-format.c: (check_function_format): Pass arguments in an
25744 array instead of a list.
25745 * c-common.c (check_function_nonnull): Likewise.
25746 (check_function_sentinel): Likewise.
25747 (check_function_arguments): Likewise.
25748 * c-common.h: Update declarations to reflect above changes.
25750 2007-02-28 Jan Hubicka <jh@suse.cz>
25752 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25753 PRED_NEGATIVE_RETURN): Update outcomes.
25755 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25757 * calls.c (emit_library_call_value_1): Handle partial registers
25758 correctly when building up CALL_INSN_FUNCTION_USAGE.
25760 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25762 * pa/predicates.md (move_src_operand): Allow zero for mode.
25763 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25766 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25769 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25770 *movv2df_internal): Enable pattern only for valid operand
25772 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25773 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25775 2007-02-27 Mike Stump <mrs@apple.com>
25777 * config/darwin-crt3.c: Avoid compilation when compiling for a
25780 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25782 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25784 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25785 for fixed headers and limits.h.
25786 (install-include-dir, install-headers-tar, install-headers-cpio,
25787 install-headers-cp, real-install-headers-tar,
25788 real-install-headers-cpio, real-install-headers-cp): Handle
25789 include-fixed as well as include.
25790 (install-mkheaders): Don't install files that go only in include
25792 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25793 from GCC_INCLUDE_DIR.
25794 * gcc.c (process_command): Remove special -BstageN/ handling.
25795 (do_spec_1): Add include-fixed directories.
25797 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25799 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25801 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25803 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25806 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25808 * c-common.c (get_priority): Add check for
25809 SUPPORTS_INIT_PRIORITY.
25811 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25813 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25815 * config/bfin/bfin.c: Include "cfglayout.h".
25816 (MAX_LSETUP_DISTANCE): New macro.
25817 (struct loop_info): New members incoming, incoming_src and
25818 incoming_dest. Delete member predecessor.
25819 (length_for_loop): New function.
25820 (bfin_optimize_loop): Handle more different loop structures.
25821 (bfin_discover_loop): Rework detection of predecessor blocks by
25822 examining incoming edges.
25823 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25825 (bfin_reorder_loops): New function.
25826 (bfin_reorg_loops): Use these three new functions.
25828 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25829 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25830 (CONSTRAINT_LEN): Add entry for 'q'.
25831 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25832 Add 'q' constraints.
25833 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25834 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25836 * config/bfin/bfin.md (add_with_carry): New pattern.
25837 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25838 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25839 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25840 support unsigned multiplies too. Removed incorrect commutativity from
25841 operand 1 constraint where appropriate.
25842 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25844 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25845 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25847 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25848 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25849 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25850 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25851 usmulhisi_hh_huh): New patterns.
25853 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25854 lshifthi3): Fix output template to use half reg for operand 2.
25856 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25859 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25861 2007-02-27 Andreas Schwab <schwab@suse.de>
25863 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25865 2007-02-27 Jan Hubicka <jh@suse.cz>
25867 * predict.c (last_basic_block_p): Remove.
25868 (tree_estimate_probability): Update return heuristic for commonized
25871 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25873 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25875 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25877 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25878 * doc/cpp.texi: Standardize title page.
25879 * doc/cppinternals.texi: Likewise.
25880 * doc/gcc.texi: Standardize title page, remove version number
25881 from copyright page.
25882 * doc/gccint.texi: Likewise.
25883 * doc/install.texi: Standardize title page, add table of
25886 2007-02-26 Jan Hubicka <jh@suse.cz>
25888 * predict.def: Set outcomes according to more recent results.
25889 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25890 Remove dead predictors.
25891 * predict.c (return_prediction): Fix pasto.
25893 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25895 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25896 change; avoid a memory leak when returning early.
25898 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25900 * c-decl.c (static_ctors): Move to c-common.c.
25901 (static_dtors): Likewise.
25902 (finish_function): Use c_record_cdtor_fn.
25903 (build_cdtor): Move to c-common.c.
25904 (c_write_global_declarations): Use c_build_cdtor_fns.
25905 * c-common.h (static_ctors): Declare.
25906 (static_dtors): Likewise.
25907 (c_record_cdtor_fn): Likewise.
25908 (c_build_cdtor_fns): Likewise.
25909 * c-common.c (static_ctors): New variable.
25910 (static_dtors): Likewise.
25911 (c_record_cdtor_fn): New function.
25912 (build_cdtor): Move from c-decl.c
25913 (c_build_cdtor_fns): New function.
25915 * output.h (assemble_addr_to_section): Declare.
25916 (get_cdtor_priority_section): Likewise.
25917 * varasm.c (assemble_addr_to_section): New function.
25918 (get_cdtor_priority_section): Likewise.
25919 (default_named_section_asm_out_destructor): Use them.
25920 (destor_dtor_section_asm_out_destructor): Likewise.
25921 (default_named_section_asm_out_constructor): Likewise.
25922 (default_ctor_section_asm_out_constructor): Likewise.
25923 * config.gcc (*-*-vxworks*): Include vxworks.o.
25924 * config/t-vxworks (vxworks.o): New target.
25925 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25926 (TARGET_ASM_CONSTRUCTOR): Define.
25927 (TARGET_ASM_DESTRUCTOR): Likewise.
25928 (vxworks_asm_out_constructor): Declare.
25929 (vxworks_asm_out_destructor): Likewise.
25931 * c-common.c (get_priority): Check that we have not just an
25932 INTEGER_CST, but an integer constant with integeral type.
25934 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25936 PR tree-optimization/30938
25937 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25938 use &dt[nargs-1] instead of &dt[nargs] in the call to
25939 vect_is_simple_use().
25941 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25943 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25944 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25945 Do not attempt to handle MEM inside auto-inc expressions.
25946 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25947 of a register modified by an auto-inc expression. However, do handle
25948 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25949 (elimination_effects): Prohibit elimination of a register modified
25950 by an auto-inc expression. Disable register elimination rules whose
25951 target register is modified by an auto-inc expression with variable
25954 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25956 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25958 (array_at_struct_end_p): New function.
25959 (idx_infer_loop_bounds): Use it.
25960 (estimate_numbers_of_iterations_loop): Export.
25961 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25962 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25963 (tree_estimate_probability): Call record_loop_exits.
25964 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25965 (estimated_loop_iterations, estimated_loop_iterations_int,
25966 estimated_loop_iterations_tree): New functions.
25967 (analyze_siv_subscript_cst_affine,
25968 compute_overlap_steps_for_affine_1_2,
25969 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25970 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25971 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25972 (PRED_LOOP_ITERATIONS_GUESSED): New.
25973 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25974 * cfgloop.h (estimate_numbers_of_iterations_loop,
25975 estimated_loop_iterations_int): Declare.
25977 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25979 * doc/extend.texi: Document optional priority argument to
25980 constructors and destructors.
25981 * tree.c (init_priority_for_decl): Adjust GTY markers.
25982 (init_ttree): Use priority-info hash functions for
25983 init_priority_for_decl.
25984 (tree_map_eq): Rename to ...
25985 (tree_map_base_eq): ... this.
25986 (tree_map_marked_p): Rename to ...
25987 (tree_map_base_marked_p): ... this.
25988 (tree_map_base_hash): New function.
25989 (decl_init_priority_lookup): Rework.
25990 (decl_fini_priority_lookup): New function.
25991 (decl_priority_info): New function.
25992 (decl_init_priority_insert): Use it.
25993 (decl_fini_priority_insert): Likewise.
25994 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25996 (decl_restrict_base_insert): Likewise.
25997 (decl_debug_expr_insert): Likewise.
25998 (decl_value_expr_lookup): Likewise.
25999 (decl_value_expr_insert): Likewise.
26000 * tree.h (priority_type): New type.
26001 (decl_init_priority_lookup): Use priority_type.
26002 (decl_fini_priority_lookup): New function.
26003 (decl_init_priority_insert): Use priority_type.
26004 (decl_fini_priority_insert): New function.
26005 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26006 (DECL_INIT_PRIORITY): Likewise.
26007 (SET_DECL_INIT_PRIORITY): Add comment.
26008 (DECL_FINI_PRIORITY): New macro.
26009 (SET_DECL_FINI_PRIORITY): Likewise.
26010 (DEFAULT_INIT_PRIORITY): Document.
26011 (MAX_INIT_PRIORITY): Likewise.
26012 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26013 (tree_map_base): New type.
26014 (tree_map_base_eq): New function.
26015 (tree_map_base_hash): Likewise.
26016 (tree_map_base_marked_p): Likewise.
26017 (tree_map): Inherit from tree_map_base.
26018 (tree_map_eq): Make it a macro.
26019 (tree_map_marked_p): Likewise.
26020 (tree_int_map): Inherit from tree_map_base.
26021 (tree_int_map_eq): Make it a macro.
26022 (tree_int_map_hash): Likewise.
26023 (tree_int_map_marked_p): Likewise.
26024 (tree_priority_map): New type.
26025 (tree_priority_map_eq): New macro.
26026 (tree_priority_map_hash): Likewise.
26027 (tree_priority_map_marked_p): Likewise.
26028 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26030 (emutls_common_1): Likewise.
26031 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26032 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26033 of tree_map hierarchy.
26034 * tree-cfg.c (move_stmt_r): Likewise.
26035 (new_label_mapper): Likewise.
26036 * c-tree.h (c_expand_body): Move to ...
26037 * c-common.h (c_expand_body): ... here.
26038 * c-decl.c (c_expand_body): Move to ...
26039 * c-common.c (c_expand_body): ... here.
26040 (c_common_attribute_table): Allow 1 argument for the constructor
26041 and destructor attributes.
26042 (get_priority): New function.
26043 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26044 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26046 2007-02-24 Jan Hubicka <jh@suse.cz>
26048 PR middle-end/30509
26049 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26050 copying for inlining.
26052 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26053 Jan Hubicka <jh@suse.cz>
26056 * i386.c (counter_mode): New function.
26057 (expand_set_or_movmem_via_loop): Use it.
26058 (expand_movmem_epilogue): Likewise; fix pasto.
26059 (ix86_expand_movmem): Do emit guard even for constant counts.
26060 (ix86_expand_setmem): Likewise.
26062 2007-02-25 Nick Clifton <nickc@redhat.com>
26064 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26065 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26067 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26070 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26071 count argument with 0x10, not with 0x16.
26072 (expand_setmem_epilogue): Ditto.
26074 2007-02-24 Mike Stump <mrs@apple.com>
26076 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26079 2007-02-24 Richard Guenther <rguenther@suse.de>
26081 PR middle-end/30951
26082 * fold-const.c (fold_binary): Fold x +- CST op x for
26083 EQ_EXPR and NE_EXPR.
26085 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26087 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26089 2007-02-24 Jan Hubicka <jh@suse.cz>
26091 * cgraphunit.c (decide_is_function_needed): Honor
26092 -fkeep-inline-functions.
26094 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26096 * builtins.c (fold_builtin_modf): New.
26097 (fold_builtin_2): Use it.
26099 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26101 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26102 (determine_max_iter): Take additional LOOP arg; all callers changed.
26103 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26104 one using simplifications.
26105 (simplify_using_initial_values): Return if the expression becomes
26106 invalid due to altered regs.
26108 2007-02-23 DJ Delorie <dj@redhat.com>
26110 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26112 2007-02-23 Mike Stump <mrs@apple.com>
26114 * tlink.c (scan_linker_output): Parse linker messages from
26115 darwin9's linker better.
26117 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26120 * varpool.c (varpool_assemble_pending_decls): Set
26121 varpool_last_needed_node to null.
26123 2007-02-23 DJ Delorie <dj@redhat.com>
26125 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26126 alignment bigger than the object file can handle.
26128 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26131 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26132 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26133 (*movsf_1): Penalize MMX moves.
26135 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26137 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26138 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26140 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26142 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26144 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26145 (fold_builtin_1): Use them.
26146 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26147 BUILT_IN_SIGNIFICAND.
26149 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26151 * config/i386/i386.c (bdesc_1arg): Initialize
26152 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26153 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26154 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26155 and IX86_BUILTIN_MOVSLDUP.
26157 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26159 PR rtl-optimization/30841
26160 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26162 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26164 * builtins.c (fold_builtin_frexp): New.
26165 (fold_builtin_2): Use it.
26167 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26169 * doc/invoke.texi (Spec Files): Document getenv spec function.
26171 * gcc.c (getenv_spec_function): New function.
26172 (static_spec_functions): Add it.
26173 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26174 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26177 2007-02-22 Michael Matz <matz@suse.de
26180 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26181 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26183 2007-02-22 Ian Lance Taylor <iant@google.com>
26186 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26187 (mem_loc_descriptor): Call it.
26189 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26190 Ira Rosen <irar@il.ibm.com>
26192 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26194 2007-02-22 Ira Rosen <irar@il.ibm.com>
26196 PR tree-optimization/30843
26197 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26198 stores only after all the group is vectorized.
26200 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26202 PR tree-optimization/30858
26203 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26204 in the reduction cycle have a single use in the loop.
26205 * tree-vectorizer.h (relevant): Add documentation.
26207 2007-02-20 Mike Stump <mrs@apple.com>
26209 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26210 * configure: Regenerate.
26212 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26214 Change the defaults of some parameters and options.
26215 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26216 * config/spu/spu.c (spu_optimization_options): Add.
26217 (spu_override_options): Change params in spu_optimization_options.
26218 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26220 Register 127 is only 16 byte aligned when used as a frame pointer.
26221 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26222 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26223 HARD_FRAME_POINTER_REGNUM.
26224 (spu_legitimate_address): Use regno_aligned_for_reload.
26225 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26226 aligned when frame_pointer_needed is true.
26227 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26229 * config/spu/spu.h (INIT_EXPANDERS): Define.
26231 Make sure shift and rotate instructions have valid immediate operands.
26232 * config/spu/predicates.md (spu_shift_operand): Remove.
26233 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26234 * config/spu/constraints.md (W, O): Extend range.
26235 * config/spu/spu.md (umask, nmask): Define.
26236 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26237 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26238 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26239 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26240 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26241 (lshr<mode>3_reg): Fix rtl description.
26243 Make sure mulhisi immediate operands are valid.
26244 * config/spu/predicates.md (imm_K_operand): Add.
26245 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26247 Generate constants using fsmbi and andi.
26248 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26249 (print_operand, spu_split_immediate, classify_immediate,
26250 fsmbi_const_p): Handle IC_FSMBI2.
26252 Correctly handle a CONST_VECTOR containing symbols.
26253 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26254 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26255 (immediate_load_p): Allow symbols that use 2 instructions to create.
26256 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26257 with symbols when flag_pic is set.
26258 (const_vector_immediate_p): New.
26259 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26260 accept a CONST_VECTOR with symbols.
26261 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26262 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26264 * config/spu/spu.md (high, low): Delete.
26265 (low_<mode>): Define.
26267 Remove INTRmode and INTR_REGNUM, which didn't work.
26268 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26270 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26271 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26272 peephole2 pattern): Don't use INTR or 131.
26273 (movintrcc): Delete.
26274 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26275 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26276 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26277 (UNSPEC_SET_INTR): Add.
26278 * config/spu/spu-modes.def (INTR): Remove.
26280 More accurate warnings about run-time relocations.
26281 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26283 Correctly warn about immediate arguments to specific intrinsics.
26284 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26285 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26286 the instruction predicate.
26288 Fix tree check errors with latest update.
26289 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26291 (spu_expand_builtin): Use CALL_EXPR_FN.
26293 Add missing specific intrinsics.
26294 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26296 * config/spu/spu_internals.h: Ditto.
26298 Fix incorrect operand modifiers.
26299 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26300 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26302 Optimize one case of zero_extend of a vec_select.
26303 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26305 Accept any immediate for hbr.
26306 * config/spu/spu.md (hbr): Change s constraints to i.
26308 2007-02-21 Paul Brook <paul@codesourcery.com>
26310 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26311 condexec_count when skipping USE and CLOBBER.
26313 2007-02-21 Nick Clifton <nickc@redhat.com>
26315 * common.opt (Warray-bounds): Add Warning attribute.
26316 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26318 (fsized-zeroes): Add Optimization attribute.
26319 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26320 * c.opt (Wc++0x-compat): Add Warning attribute.
26322 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26324 PR middle-end/30761
26325 * reload1.c (eliminate_regs_in_insn): In the single_set special
26326 case, attempt to re-recognize the insn before falling back to
26327 having reload fix it up.
26329 2007-02-20 Eric Christopher <echristo@gmail.com>
26331 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26332 Rewrite accordingly.
26333 (frv_read_iacc_argument): Ditto.
26334 (frv_expand_set_builtin): Take a call instead of arglist, update for
26336 (frv_expand_unop_builtin): Ditto.
26337 (frv_expand_binop_builtin): Ditto.
26338 (frv_expand_cut_builtin): Ditto.
26339 (frv_expand_binopimm_builtin): Ditto.
26340 (frv_expand_voidbinop_builtin): Ditto.
26341 (frv_expand_int_void2arg): Ditto.
26342 (frv_expand_prefetches): Ditto.
26343 (frv_expand_voidtriop_builtin): Ditto.
26344 (frv_expand_voidaccop_builtin): Ditto.
26345 (frv_expand_load_builtin): Ditto.
26346 (frv_expand_store_builtin): Ditto.
26347 (frv_expand_mdpackh_builtin): Ditto.
26348 (frv_expand_mclracc_builtin): Ditto.
26349 (frv_expand_mrdacc_builtin): Ditto.
26350 (frv_expand_mwtacc_builtin): Ditto.
26351 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26354 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26356 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26357 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26359 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26360 point instructions.
26361 * configure: Regenerate.
26362 * config.in: Regenerate.
26363 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26364 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26365 masks to power6 and power6x and to POWERPC_MASKS.
26366 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26368 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26369 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26370 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26371 Access PROTOTYPE as variable, not mask.
26373 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26375 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26376 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26377 * combine.c (adjust_for_new_dest): Use it.
26378 * postreload.c (reload_combine): Likewise.
26380 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26382 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26383 notes on an insn with multiple sets, even if single_set returns
26384 non-NULL for that insn.
26386 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26388 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26389 scalbn and scalbln.
26391 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26393 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26394 if user didn't pass it.
26395 * config/i386/darwin.h (CC1_SPEC): Likewise.
26396 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26397 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26398 -mmacosx-version-min.
26400 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26401 Uros Bizjak <ubizjak@gmail.com>
26403 * optabs.h (enum optab_index): Add new OTI_scalb.
26404 (scalb_optab): Define corresponding macro.
26405 * optabs.c (init_optabs): Initialize scalb_optab.
26406 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26408 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26409 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26410 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26411 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26412 flag_unsafe_math_optimizations is set.
26414 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26415 to implement scalbf, scalb and scalbl built-ins as inline x87
26418 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26419 DJ Delorie <dj@redhat.com>
26422 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26423 (diagnostic_report_diagnostic): ... here, and turn them into real
26424 errors. If warnings are inhibited, no need to do anything.
26426 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26428 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26429 better code generation.
26431 2007-02-20 Ben Elliston <bje@au.ibm.com>
26433 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26435 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26437 * config/alpha/alpha.c, config/alpha/alpha.md,
26438 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26439 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26440 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26441 config/arm/lib1funcs.asm: Follow spelling conventions.
26443 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26444 config/fr30/fr30.md, config/i386/i386.h,
26445 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26446 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26447 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26448 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26449 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26450 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26451 config/sparc/sparc.c, config/sparc/sparc.h,
26452 config/sparc/sparc.md, config/spu/constraints.md,
26453 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26456 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26459 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26462 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26464 * doc/invoke.texi (-ftree-lrs): Remove.
26466 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26468 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26471 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26473 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26474 new CALL_EXPR_FN macro for retrieving the function
26475 declaration of the input expression.
26477 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26479 * c.opt (Waddress): New.
26480 * common.opt (Walways-true): Delete.
26481 (Wstring-literal-comparison): Delete.
26482 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26483 -Wstring-literal-comparison. Add -Waddress.
26485 (Walways-true): Delete.
26486 (Wstring-literal-comparison): Delete.
26487 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26488 consistently instead of -Walways-true in example.
26489 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26490 * c-typeck.c (parser_build_binary_op): Replace
26491 -Wstring-literal-comparison and -Walways-true with -Waddress.
26492 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26495 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26497 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26498 without DECL_STRUCT_FUNCTION initialized.
26500 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26502 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26503 due to calls to functions taking pointers as parameters.
26505 2007-02-19 Richard Henderson <rth@redhat.com>
26508 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26511 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26513 * config/s390/s390.c (s390_call_saved_register_used,
26514 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26515 accessed to the new scheme.
26517 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26519 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26520 (cris_print_index, cris_print_operand, cris_print_operand_address)
26521 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26522 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26523 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26524 GET_CODE () == xxx.
26525 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26526 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26527 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26528 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26529 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26530 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26531 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26532 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26533 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26534 (uminsi3, call, call_value): Ditto.
26535 (define_split: indir_to_reg_split, unnamed): Ditto.
26537 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26539 PR tree-optimization/30975
26540 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26543 2007-02-18 Eric Christopher <echristo@gmail.com>
26545 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26546 Remove use of arglist.
26547 (mips_expand_builtin): Remove use of arglist, pass in expr.
26548 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26549 (mips_expand_builtin_movtf): Ditto.
26550 (mips_expand_builtin_compare): Ditto.
26552 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26554 * tree-sra.c (sra_build_assignment): Replace assertion
26555 checking with a comment explaining why it can't be done.
26557 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26559 PR middle-end/30833
26560 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26561 during CALL_EXPR representation conversion.
26562 * tree-ssa-propagate.c (set_rhs): Likewise.
26564 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26566 * tree-sra.c (sra_build_assignment): Disable assertion checking
26569 2007-02-18 Roger Sayle <roger@eyesopen.com>
26571 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26572 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26573 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26575 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26576 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26577 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26578 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26579 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26580 force_gimple_operand): Likewise.
26581 * ipa-cp.c (constant_val_insert): Likewise.
26582 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26583 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26584 perfect_nestify): Likewise.
26585 * langhooks.c (lhd_omp_assignment): Likewise.
26586 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26587 lower_copyprivate_clauses, lower_send_clauses,
26588 lower_send_shared_vars, expand_parallel_call,
26589 expand_omp_for_generic, expand_omp_for_static_nochunk,
26590 expand_omp_for_static_chunk, expand_omp_sections,
26591 lower_omp_single_copy, lower_omp_for_lastprivate,
26592 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26593 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26594 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26597 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26599 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26600 config/sh/sh.md: Follow spelling conventions.
26602 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26603 config/frv/predicates.md: Follow spelling conventions.
26605 * config/m68k/linux-unwind.h: Fix a comment typo.
26606 * target.h: Follow spelling conventions.
26608 2007-02-18 Roger Sayle <roger@eyesopen.com>
26610 PR rtl-optimization/28173
26611 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26612 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26613 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26614 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26615 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26617 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26619 * builtins.c (fold_builtin_load_exponent): New.
26620 (fold_builtin_2): Use it.
26622 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26624 PR rtl-optimization/30773
26625 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26626 if we fail to attach a REG_EQUIV note.
26628 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26629 Roger Sayle <roger@eyesopen.com>
26631 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26633 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26635 * calls.c (initialize_argument_information): Pass original EXP
26636 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26637 code to split complex arguments here, as part of initializing the
26639 (expand_call): Remove code that builds a list of arguments and
26640 inserts implicit arguments into it. Instead, just count how many
26641 implicit arguments there will be so we can determine the size of
26642 the ARGS array, and let initialize_argument_information do the work.
26643 (split_complex_values): Delete unused function.
26645 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26647 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26649 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26651 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26652 for arg pointer based indexed addressing.
26654 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26656 * config/ia64/ia64.h, config/ia64/ia64.md,
26657 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26658 spelling conventions.
26660 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26662 * config/m68k/m68k.c (split_di): New.
26663 * config/m68k/m68k-protos.h: Declare split_di.
26664 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26665 Improve predicate handling and split constant shifts.
26667 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26669 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26670 parameter for register bitfield operations, general predicates
26673 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26675 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26676 * config/m68k/linux-unwind.h: New file.
26678 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26680 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26681 config/i386/athlon.md, config/ia64/ia64.md,
26682 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26683 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26684 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26685 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26686 tree-vect-transform.c: Fix comment typos.
26688 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26690 * sched-deps.c (find_insn_list): Remove.
26691 * sched-int.h: Remove the prototype for find_insn_list.
26693 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26695 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26697 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26698 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26699 darwin_rs6000_override_options.
26700 (C_COMMON_OVERRIDE_OPTIONS): Expect
26701 darwin_macosx_version_min to be non-NULL always.
26702 (TARGET_C99_FUNCTIONS): Likewise.
26703 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26704 (DARWIN_MINVERSION_SPEC): New.
26705 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26706 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26708 (DARWIN_MINVERSION_SPEC): New.
26709 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26711 * config/darwin-c.c (darwin_cpp_builtins): Expect
26712 darwin_macosx_version_min to be non-NULL always.
26714 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26716 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26718 * config/i386/i386.h (x86_use_xchgb): New.
26719 (TARGET_USE_XCHGB): New macro.
26720 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26721 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26722 Split after reload into bswaphi for shifts of 8.
26723 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26724 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26725 or when optimizing for size.
26727 2007-02-16 Richard Guenther <rguenther@suse.de>
26728 Christian Bruel <christian.bruel@st.com>
26730 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26731 DECLs but prefer SSA_NAMEs over DECLs.
26733 2007-02-16 Richard Guenther <rguenther@suse.de>
26735 * tree-flow-inline.h (single_imm_use_p): Remove.
26736 (zero_imm_uses_p): Likewise.
26737 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26738 instead of single_imm_use_p.
26739 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26742 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26745 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26746 nested double- and backquotes.
26748 2007-02-15 Roger Sayle <roger@eyesopen.com>
26750 PR middle-end/30391
26751 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26752 should be unreachable.
26753 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26754 For the time being redirect GIMPLE_MODIFY_STMT to the new
26755 (renamed) build_gimple_modify_stmt_stat.
26756 (build2_gimple_stat): Rename to...
26757 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26758 Always build a GIMPLE_MODIFY_STMT node.
26759 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26760 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26763 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26764 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26765 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26766 expand_complex_div_wide): Likewise.
26767 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26768 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26769 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26770 * tree-ssa-loop-manip.c (create_iv): Likewise.
26771 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26772 abs_replacement): Likewise.
26773 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26774 realify_fake_stores): Likewise.
26776 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26777 node rather than a GIMPLE_MODIFY_STMT node.
26778 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26779 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26781 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26782 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26783 GIMPLE_MODIFY_STMT.
26785 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26787 PR middle-end/30433
26788 * fold-const.c (fold_comparison): Add back the
26789 folding of constant complex comparisions.
26791 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26793 PR middle-end/30729
26794 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26795 effects unknown to this function, return early.
26797 2007-02-15 Ian Lance Taylor <iant@google.com>
26799 * lower-subreg.c (move_eh_region_note): New static function.
26800 (resolve_simple_move): Call it.
26801 (decompose_multiword_subregs): Track blocks for which we resolve a
26802 simple move which is also a control flow insn. Pass them to
26803 find_many_sub_basic_blocks.
26804 (pass_lower_subreg): Add TODO_verify_flow.
26805 (pass_lower_subreg2): Likewise.
26807 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26808 Brooks Moses <brooks.moses@codesourcery.com>
26809 Lee Millward <lee.millward@codesourcery.com>
26811 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26812 (VL_EXP_CLASS_P): New.
26813 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26815 (TREE_OPERAND_CHECK_CODE): Likewise.
26816 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26817 (TREE_RTL_OPERAND_CHECK): Likewise.
26818 (tree_operand_check_failed): Make second parameter the whole tree
26819 instead of its code. Fixed callers.
26820 (VL_EXP_CHECK): New.
26821 (TREE_OPERAND_LENGTH): New.
26822 (VL_EXP_OPERAND_LENGTH): New.
26823 (CALL_EXPR_FN): New.
26824 (CALL_EXPR_STATIC_CHAIN): New.
26825 (CALL_EXPR_ARGS): New.
26826 (CALL_EXPR_ARG): New.
26827 (call_expr_nargs): New.
26828 (CALL_EXPR_ARGP): New.
26829 (build_nt_call_list): Declare.
26830 (build_vl_exp_stat): Declare.
26831 (build_vl_exp): New.
26832 (build_call_list): Declare.
26833 (build_call_nary): Declare.
26834 (build_call_valist): Declare.
26835 (build_call_array): Declare.
26836 (call_expr_arg): Declare.
26837 (call_expr_argp): Declare.
26838 (call_expr_arglist): Declare.
26839 (fold_build_call_list): Declare.
26840 (fold_build_call_list_initializer): Declare.
26841 (fold_call_expr): Declare to replace fold_builtin.
26842 (fold_builtin_fputs): Update to agree with modified definition.
26843 (fold_builtin_strcpy): Likewise.
26844 (fold_builtin_strncpy): Likewise.
26845 (fold_builtin_memory_chk): Likewise.
26846 (fold_builtin_stxcpy_chk): Likewise.
26847 (fold_builtin_strncpy_chk): Likewise.
26848 (fold_builtin_next_arg): Likewise.
26849 (fold_build_call_expr): Declare.
26850 (fold_builtin_call_list): Declare.
26851 (fold_builtin_call_valist): Declare.
26852 (build_call_expr): Declare.
26853 (validate_arglist): Update to agree with modified definition.
26854 (tree_operand_length): New.
26855 (call_expr_arg_iterator): New.
26856 (init_call_expr_arg_iterator): New.
26857 (next_call_expr_arg): New.
26858 (first_call_expr_arg): New.
26859 (more_call_expr_args_p): New.
26860 (FOR_EACH_CALL_EXPR_ARG): New.
26862 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26863 and tcc_gimple_stmt.
26864 (tree_code_size): Update documentation. Use sizeof (tree) rather
26865 than sizeof (char *).
26866 (tree_size): Likewise. Add case for tcc_vl_exp.
26867 (tree_node_structure): Add case for tcc_vl_exp.
26868 (contains_placeholder_p): Likewise.
26869 (substitute_in_expr): Likewise.
26870 (substitute_placeholder_in_expr): Likewise.
26871 (stabilize_reference_1): Likewise.
26872 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26873 to diagnose breakage of this interface for constructing CALL_EXPRs.
26874 (build_nt): Add similar assertion here.
26875 (build_nt_call_list): New.
26876 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26877 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26879 (get_callee_fndecl): Use new CALL_EXPR accessors.
26880 (tree_operand_check_failed): Change parameters to pass entire node
26881 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26882 (process_call_operands): New.
26883 (build_vl_exp_stat): New.
26884 (build_call_list): New.
26885 (build_call_nary): New.
26886 (build_call_valist): New.
26887 (build_call_array): New.
26888 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26889 (call_expr_arglist): New.
26891 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26892 tcc_vl_exp instead of a fixed-size tcc_expression.
26894 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26895 accessors for CALL_EXPRs.
26896 (AGGR_INIT_EXPR): Likewise.
26898 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26899 Brooks Moses <brooks.moses@codesourcery.com>
26900 Lee Millward <lee.millward@codesourcery.com>
26902 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26903 (expand_builtin_nonlocal_goto): Change parameter to be entire
26904 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26905 (expand_builtin_prefetch): Likewise.
26906 (expand_builtin_classify_type): Likewise.
26907 (mathfn_built_in): Return NULL_TREE instead of 0.
26908 (expand_errno_check): Use new CALL_EXPR accessors.
26909 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26910 Return NULL_RTX instead of 0.
26911 (expand_builtin_mathfn_2): Likewise.
26912 (expand_builtin_mathfn_3): Likewise.
26913 (expand_builtin_interclass_mathfn): Likewise.
26914 (expand_builtin_sincos): Likewise.
26915 (expand_builtin_cexpi): Likewise.
26916 (expand_builtin_int_roundingfn): Likewise.
26917 (expand_builtin_int_roundingfn_2): Likewise.
26918 (expand_builtin_pow): Likewise.
26919 (expand_builtin_powi): Likewise.
26920 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26921 of arglist, fixing callers appropriately. Use new CALL_EXPR
26922 accessors and constructors. Return NULL_RTX instead of 0.
26923 (expand_builtin_strstr): Likewise.
26924 (expand_builtin_strchr): Likewise.
26925 (expand_builtin_strrchr): Likewise.
26926 (expand_builtin_strpbrk): Likewise.
26927 (expand_builtin_memcpy): Likewise.
26928 (expand_builtin_mempcpy): Likewise.
26929 (expand_builtin_mempcpy_args): New.
26930 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26931 (expand_builtin_memmove_args): New.
26932 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26933 (expand_movstr): Likewise.
26934 (expand_builtin_strcpy): Likewise.
26935 (expand_builtin_strcpy_args): New.
26936 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26937 (expand_builtin_strncpy): Likewise.
26938 (expand_builtin_memset): Likewise.
26939 (expand_builtin_memset_args): New.
26940 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26941 (expand_builtin_memcmp): Likewise.
26942 (expand_builtin_strcmp): Likewise.
26943 (expand_builtin_strncmp): Likewise.
26944 (expand_builtin_strcat): Likewise.
26945 (expand_builtin_strncat): Likewise.
26946 (expand_builtin_strspn): Likewise.
26947 (expand_builtin_strcspn): Likewise.
26948 (expand_builtin_args_info): Likewise.
26949 (expand_builtin_va_start): Likewise.
26950 (gimplify_va_arg_expr): Likewise.
26951 (expand_builtin_va_end): Likewise.
26952 (expand_builtin_va_copy): Likewise.
26953 (expand_builtin_frame_address): Likewise.
26954 (expand_builtin_alloca): Likewise.
26955 (expand_builtin_bswap): Likewise.
26956 (expand_builtin_unop): Likewise.
26957 (expand_builtin_fputs): Likewise.
26958 (expand_builtin_expect): Likewise.
26959 (expand_builtin_fabs): Likewise.
26960 (expand_builtin_copysign): Likewise.
26961 (expand_builtin_printf): Likewise.
26962 (expand_builtin_fprintf): Likewise.
26963 (expand_builtin_sprintf): Likewise.
26964 (expand_builtin_init_trampoline): Likewise.
26965 (expand_builtin_signbit): Likewise.
26966 (expand_builtin_fork_or_exec): Likewise.
26967 (expand_builtin_sync_operation): Likewise.
26968 (expand_builtin_compare_and_swap): Likewise.
26969 (expand_builtin_lock_test_and_set): Likewise.
26970 (expand_builtin_lock_release): Likewise.
26971 (expand_builtin): Likewise.
26972 (builtin_mathfn_code): Likewise.
26974 (fold_builtin_constant_p): Pass call arguments individually instead
26975 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26976 accessors and constructors. Return NULL_TREE instead of 0.
26977 (fold_builtin_expect): Likewise.
26978 (fold_builtin_classify_type): Likewise.
26979 (fold_builtin_strlen): Likewise.
26980 (fold_builtin_nan): Likewise.
26981 (integer_valued_real_p): Likewise.
26982 (fold_trunc_transparent_mathfn): Likewise.
26983 (fold_fixed_mathfn): Likewise.
26984 (fold_builtin_cabs): Likewise.
26985 (fold_builtin_sqrt): Likewise.
26986 (fold_builtin_cbrt): Likewise.
26987 (fold_builtin_cos): Likewise.
26988 (fold_builtin_cosh): Likewise.
26989 (fold_builtin_tan): Likewise.
26990 (fold_builtin_sincos): Likewise.
26991 (fold_builtin_cexp): Likewise.
26992 (fold_builtin_trunc): Likewise.
26993 (fold_builtin_floor): Likewise.
26994 (fold_builtin_ceil): Likewise.
26995 (fold_builtin_round): Likewise.
26996 (fold_builtin_int_roundingfn): Likewise.
26997 (fold_builtin_bitop): Likewise.
26998 (fold_builtin_bswap): Likewise.
26999 (fold_builtin_logarithm): Likewise.
27000 (fold_builtin_hypot): Likewise.
27001 (fold_builtin_pow): Likewise.
27002 (fold_builtin_powi): Likewise.
27003 (fold_builtin_exponent): Likewise.
27004 (fold_builtin_memset): Likewise.
27005 (fold_builtin_bzero): Likewise.
27006 (fold_builtin_memory_op): Likewise.
27007 (fold_builtin_bcopy): Deleted; call site changed to invoke
27008 fold_builtin_memory_op directly.
27009 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27010 (fold_builtin_strncpy): Likewise.
27011 (fold_builtin_memcmp): Likewise.
27012 (fold_builtin_strcmp): Likewise.
27013 (fold_builtin_strncmp): Likewise.
27014 (fold_builtin_signbit): Likewise.
27015 (fold_builtin_copysign): Likewise.
27016 (fold_builtin_isascii): Likewise.
27017 (fold_builtin_toascii): Likewise.
27018 (fold_builtin_isdigit): Likewise.
27019 (fold_builtin_fabs): Likewise.
27020 (fold_builtin_abs): Likewise.
27021 (fold_builtin_fmin_fmax): Likewise.
27022 (fold_builtin_carg): Likewise.
27023 (fold_builtin_classify): Likewise.
27024 (fold_builtin_unordered_cmp): Likewise.
27026 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27027 New functions split out from fold_builtin_1.
27028 (fold_builtin_n): New.
27029 (fold_builtin_varargs): New.
27030 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27032 (fold_call_expr): New.
27033 (build_function_call_expr): Rewrite to use new helper function.
27034 (fold_builtin_call_list): New.
27035 (build_call_expr): New.
27036 (fold_builtin_call_valist): New.
27037 (rewrite_call_expr): New.
27038 (validate_arg): New.
27039 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27040 of an arglist. Change return type to bool. Use new CALL_EXPR
27043 (fold_builtin_strstr): Pass call arguments individually instead
27044 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27045 accessors and constructors. Return NULL_TREE instead of 0.
27046 (fold_builtin_strchr): Likewise.
27047 (fold_builtin_strrchr): Likewise.
27048 (fold_builtin_strpbrk): Likewise.
27049 (fold_builtin_strcat): Likewise.
27050 (fold_builtin_strncat): Likewise.
27051 (fold_builtin_strspn): Likewise.
27052 (fold_builtin_strcspn): Likewise.
27053 (fold_builtin_fputs): Likewise.
27054 (fold_builtin_next_arg): Likewise.
27055 (fold_builtin_sprintf): Likewise.
27057 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27058 NULL_RTX instead of 0.
27059 (expand_builtin_memory_chk): Likewise.
27060 (maybe_emit_chk_warning): Likewise.
27061 (maybe_emit_sprintf_chk_warning): Likewise.
27063 (fold_builtin_object_size): Pass call arguments individually instead
27064 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27065 accessors and constructors. Return NULL_TREE instead of 0.
27066 (fold_builtin_memory_chk): Likewise.
27067 (fold_builtin_stxcpy_chk): Likewise.
27068 (fold_builtin_strncpy_chk): Likewise.
27069 (fold_builtin_strcat_chk): Likewise.
27070 (fold_builtin_strcat_chk): Likewise.
27071 (fold_builtin_strncat_chk): Likewise.
27072 (fold_builtin_sprintf_chk): Likewise.
27073 (fold_builtin_snprintf_chk): Likewise.
27074 (fold_builtin_printf): Likewise.
27075 (fold_builtin_vprintf): Likewise.
27077 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27079 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27080 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27081 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27082 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27083 (fold_unary): Likewise.
27084 (fold_binary): Likewise.
27085 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27086 ternary expressions.
27087 (fold): Add logic for tcc_vl_exp.
27088 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27089 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27090 (fold_build3_stat): Add assertion to flag broken interface for
27091 constructing CALL_EXPRs.
27092 (fold_build_call_list): New.
27093 (fold_build_call_list_initializer): New.
27094 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27096 (fold_strip_sign_ops): Likewise.
27098 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27099 Brooks Moses <brooks.moses@codesourcery.com>
27100 Lee Millward <lee.millward@codesourcery.com>
27102 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27103 accessors and dump arguments explicitly.
27105 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27107 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27109 (print_call_name): Use new CALL_EXPR accessors.
27111 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27112 CALL_EXPR arguments explicitly instead of as a list. Use
27113 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27115 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27116 (vrp_visit_stmt): Likewise.
27118 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27119 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27121 (force_move_till_expr): Likewise.
27123 * targhooks.c (default_external_stack_protect_fail): Use
27124 build_call_expr instead of build_function_call_expr.
27125 (default_hidden_stack_protect_fail): Likewise.
27127 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27130 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27131 and walk arguments explicitly.
27133 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27134 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27135 (expand_simple_operations): Likewise.
27136 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27138 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27139 of TREE_CODE_LENGTH.
27140 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27142 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27143 instead of TREE_CODE_LENGTH.
27145 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27146 (tree_ic_transform): Likewise.
27147 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27148 parameter instead of arglist. Fix callers.
27149 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27150 (tree_stringops_transform): Likewise.
27151 (tree_indirect_call_to_profile): Likewise.
27152 (tree_stringops_values_to_profile): Likewise.
27154 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27155 (eliminate_tail_call): Likewise.
27157 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27159 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27160 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27162 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27164 * omp-low.c (build_omp_barrier): Use build_call_expr.
27165 (lower_rec_input_clauses): Likewise.
27166 (lower_reduction_clauses): Likewise.
27167 (expand_parallel_call): Likewise.
27168 (maybe_catch_exception): Likewise.
27169 (expand_omp_for_generic): Likewise.
27170 (expand_omp_for_static_nochunk): Likewise.
27171 (expand_omp_sections): Likewise.
27172 (lower_omp_single_simple): Likewise.
27173 (lower_omp_single_copy): Likewise.
27174 (lower_omp_master): Likewise.
27175 (lower_omp_ordered): Likewise.
27176 (lower_omp_critical): Likewise.
27178 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27179 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27181 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27182 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27183 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27185 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27186 and generalize to handle any number of operands.
27187 (chrec_contains_undetermined): Likewise.
27188 (tree_contains_chrecs): Likewise.
27189 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27191 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27193 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27194 fold_call_expr instead of fold_builtin.
27195 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27196 match declarations there.
27197 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27200 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27201 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27203 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27204 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27206 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27209 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27210 (execute_cse_sincos): Use new CALL_EXPR accessors.
27212 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27214 * gimple-low.c (lower_function_body): Use build_call_expr.
27215 (lower_builtin_setjmp): Likewise.
27217 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27218 (set_storage_via_libcall): Likewise.
27219 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27220 instead of TREE_CODE_LENGTH.
27221 (expand_expr_real_1): Use new CALL_EXPR accessors.
27223 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27224 generalize to handle any number of operands.
27225 (TB_parent_eq): Likewise.
27227 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27228 (strip_builtin_expect): Likewise.
27230 * function.c (gimplify_parameters): Use build_call_expr.
27232 * tree-vectorizer.c (vect_is_simple_reduction): Use
27233 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27235 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27236 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27238 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27241 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27242 (gimplify_decl_expr): Likewise.
27243 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27244 Use new CALL_EXPR iterators.
27245 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27246 (gimplify_modify_expr_to_memset): Likewise.
27247 (gimplify_variable_sized_compare): Likewise.
27248 (gimplify_omp_atomic_fetch_op): Likewise.
27249 (gimplify_omp_atomic_pipeline): Likewise.
27250 (gimplify_omp_atomic_mutex): Likewise.
27251 (gimplify_function_tree): Likewise.
27253 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27254 (call_expr_flags): Likewise.
27255 (expand_call): Likewise.
27257 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27258 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27261 * coverage.c (create_coverage): Use build_call_expr.
27263 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27264 (temp_call_expr_obstack): New.
27265 (pool_copy_list): Delete.
27266 (temp_copy_call_expr): New.
27267 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27268 CALL_EXPR accessors. Get rid of special goo for copying argument
27269 lists and use temp_copy_call_expr instead.
27270 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27271 CALL_EXPR accessors.
27272 (create_expression_by_pieces): Likewise. Use build_call_array
27273 to construct the result instead of fold_build3.
27274 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27275 dealing with argument lists.
27276 (init_pre): Remove references to expression_node_pool and
27277 list_node_pool. Init temp_call_expr_obstack instead.
27278 (fini_pre): Remove references to expression_node_pool and
27281 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27282 and walk arguments explicitly instead of as a list.
27284 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27285 (mx_register_decls): Likewise.
27286 (mudflap_register_call): Likewise.
27287 (mudflap_finish_file): Likewise.
27289 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27290 (ipa_callsite_compute_param): Likewise.
27292 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27293 accessors and constructor.
27295 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27296 accessors and constructor.
27297 (convert_tramp_reference): Likewise.
27298 (convert_call_expr): Likewise.
27299 (finalize_nesting_tree_1): Likewise.
27301 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27304 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27306 * tree-inline.c (initialize_inlined_parameters): Pass entire
27307 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27309 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27310 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27312 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27313 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27314 (vectorizable_reduction): Likewise.
27315 (vectorizable_call): Use new CALL_EXPR iterators.
27316 (vectorizable_conversion): Use build_call_expr.
27317 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27318 (vect_gen_widened_results_half): Use build_call_expr.
27319 (vect_setup_realignment): Likewise.
27320 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27322 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27323 (pass_through_call): Likewise.
27324 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27327 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27328 (tree_gen_pow2_profiler): Likewise.
27329 (tree_gen_one_value_profiler): Likewise.
27330 (tree_gen_ic_func_profiler): Likewise.
27331 (tree_gen_average_profiler): Likewise.
27332 (tree_gen_ior_profiler): Likewise.
27334 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27335 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27336 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27338 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27339 of TREE_CODE_LENGTH.
27341 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27342 of TREE_CODE_LENGTH.
27344 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27346 (convert_to_integer): Likewise.
27348 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27351 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27352 Brooks Moses <brooks.moses@codesourcery.com>
27353 Lee Millward <lee.millward@codesourcery.com>
27355 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27357 * config/frv/frv.c (frv_expand_builtin): Likewise.
27358 * config/s390/s390.c (s390_expand_builtin): Likewise.
27360 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27361 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27363 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27364 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27365 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27366 (ix86_expand_store_builtin): Likewise.
27367 (ix86_expand_unop_builtin): Likewise.
27368 (ix86_expand_unop1_builtin): Likewise.
27369 (ix86_expand_sse_compare): Likewise.
27370 (ix86_expand_sse_comi): Likewise.
27371 (ix86_expand_vec_init_builtin): Likewise.
27372 (ix86_expand_vec_ext_builtin): Likewise.
27373 (ix86_expand_vec_set_builtin): Likewise.
27374 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27376 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27377 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27379 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27380 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27381 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27383 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27385 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27386 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27387 arglist. Use new CALL_EXPR accessors. Fix callers.
27388 (altivec_expand_abs_builtin): Likewise.
27389 (rs6000_expand_binop_builtin): Likewise.
27390 (altivec_expand_predicate_builtin): Likewise.
27391 (altivec_expand_lv_builtin): Likewise.
27392 (spe_expand_stv_builtin): Likewise.
27393 (altivec_expand_stv_builtin): Likewise.
27394 (rs6000_expand_ternop_builtin): Likewise.
27395 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27396 (altivec_expand_st_builtin): Likewise.
27397 (altivec_expand_dst_builtin): Likewise.
27398 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27399 arglist. Use new CALL_EXPR accessors. Fix callers.
27400 (altivec_expand_vec_set_builtin): Likewise.
27401 (altivec_expand_vec_ext_builtin): Likewise.
27402 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27403 (spe_expand_builtin): Likewise.
27404 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27405 arglist. Use new CALL_EXPR accessors. Fix callers.
27406 (spe_expand_evsel_builtin): Likewise.
27407 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27408 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27410 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27411 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27412 (arm_expand_unop_builtin): Likewise.
27413 (arm_expand_builtin): Use new CALL_EXPR accessors.
27415 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27418 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27419 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27421 (bfin_expand_unop_builtin): Likewise.
27422 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27424 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27425 Brooks Moses <brooks.moses@codesourcery.com>
27426 Lee Millward <lee.millward@codesourcery.com>
27428 * c-semantics.c (build_stmt): Add internal diagnostic check.
27430 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27431 accessors. Print arguments explicitly instead of as a list.
27433 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27435 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27436 (c_finish_omp_flish): Likewise.
27438 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27439 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27440 instead of TREE_CODE_LENGTH.
27441 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27442 (c_warn_unused_result): Likewise.
27444 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27447 * doc/invoke.texi (Warning Options): Remove
27448 -Werror-implicit-function-declaration.
27449 (Wimplicit-function-declaration): Update description.
27450 * opts.c (common_handle_option): Move handling of -Werror=* to...
27451 (enable_warning_as_error): ...here.
27452 * opts.h (enable_warning_as_error): Declare.
27453 * c-decl.c (implicit_decl_warning): Unless
27454 -Wno-implicit-function-declaration is given, emit a pedwarn if
27455 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27456 * c.opt (Wimplicit-function-declaration): Replace
27457 mesg_implicit_function_declaration with
27458 warn_implicit_function_declaration.
27459 * c-opts.c (c_common_handle_option):
27460 -Werror-implicit-function-declaration is exactly equal as
27461 -Werror=implicit-function-declaration.
27462 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27463 warn_implicit_function_declaration.
27464 (c_common_post_options): -Wimplict-function-declaration is enabled
27465 by default by -std=c99, otherwise is disabled by default.
27466 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27468 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27470 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27471 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27472 former is ignored but not the latter.
27474 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27476 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27477 is made and the reference doesn't use the alias set of its type,
27478 do not create the temporary using that type.
27480 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27482 * jump.c: Remove prototypes for delete_computation and
27483 delete_prior_computation.
27485 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27487 * jump.c (get_label_after): Delete.
27488 (get_label_before, delete_computation, delete_jump,
27489 delete_prior_computation, follow_jumps): Move...
27490 * reorg.c (delete_computation, delete_prior_computation): ... here...
27491 (get_label_before, delete_jump): ... making these static ...
27492 (follow_jumps): ... and simplifying this since it only runs after
27494 * rtl.h (get_label_after, get_label_before, delete_jump,
27495 follow_jumps): Delete prototypes.
27497 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27499 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27501 2007-02-15 Nick Clifton <nickc@redhat.com>
27503 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27504 order to prevent it from being munged by the target.
27506 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27508 * config/i386/i386.md: Remove misleading comment.
27510 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27512 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27513 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27516 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27518 * tree-sra.c (instantiate_missing_elements): Canonicalize
27520 (sra_build_assignment): New.
27521 (generate_copy_inout, generate_element_copy,
27522 generate_element_zero, generate_one_element_init): Use it.
27524 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27526 * tree-sra.c (instantiate_missing_elements): Canonicalize
27528 (sra_build_assignment): New.
27529 (generate_copy_inout, generate_element_copy,
27530 generate_element_zero, generate_one_element_init): Use it.
27532 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27534 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27537 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27539 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27540 types as aggregates not scalars.
27541 * function.c (assign_stack_temp_for_type): Likewise.
27543 2007-02-14 Roger Sayle <roger@eyesopen.com>
27544 Zdenek Dvorak <dvorakz@suse.cz>
27546 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27549 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27551 * passes.c (next_pass_1): Clear the next field of the copied
27554 2007-02-14 Richard Henderson <rth@redhat.com>
27556 * tree-sra.c (early_sra): New.
27557 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27558 (tree_sra_early, pass_sra_early): New.
27559 * tree-pass.h (pass_sra_early): Declare.
27560 * passes.c (init_optimization_passes): Use it.
27562 2007-02-14 Richard Guenther <rguenther@suse.de>
27564 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27566 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27568 PR tree-optimization/30771
27569 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27571 (vect_analyze_operations): Induction phis can now be marked as
27573 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27574 Update documentation accordingly.
27576 2007-02-14 Nick Clifton <nickc@redhat.com>
27578 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27579 most 3 arguments are supported.
27580 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27582 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27584 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27585 Ensure dst->current is valid.
27587 2007-02-13 Paul Brook <paul@codesourcery.com>
27589 * config.gcc: Add arm*-*-uclinux-*eabi.
27590 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27591 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27592 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27593 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27594 (LINK_SPEC): Define.
27595 (LIB_SPEC): Define.
27596 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27598 * config/arm/uclinux-eabi.h: New file.
27599 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27600 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27603 2007-02-13 Ian Lance Taylor <iant@google.com>
27605 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27606 * flags.h (warn_strict_overflow): Declare.
27607 (enum warn_strict_overflow_code): Define.
27608 (issue_strict_overflow_warning): New static inline function.
27609 * opts.c (warn_strict_overflow): New variable.
27610 (common_handle_option): Handle OPT_Wstrict_overflow and
27611 OPT_Wstrict_overflow_.
27612 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27614 * fold-const.c: Include intl.h.
27615 (fold_deferring_overflow_warnings): New static variable.
27616 (fold_deferred_overflow_warning): New static variable.
27617 (fold_deferred_overflow_code): New static variable.
27618 (fold_defer_overflow_warnings): New function.
27619 (fold_undefer_overflow_warnings): New function.
27620 (fold_undefer_and_ignore_overflow_warnings): New function.
27621 (fold_deferring_overflow_warnings_p): New function.
27622 (fold_overflow_warning): New static function.
27623 (make_range): Add strict_overflow_p parameter. Change all
27625 (extract_muldiv, extract_muldiv_1): Likewise.
27626 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27627 tree_expr_nonnegative_p.
27628 (fold_negate_expr): Call fold_overflow_warning.
27629 (fold_range_test): Likewise.
27630 (fold_comparison): Likewise.
27631 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27632 instead of tree_expr_nonnegative_p.
27633 (tree_expr_nonnegative_warnv_p): Rename from
27634 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27635 (tree_expr_nonnegative_p): New function.
27636 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27637 strict_overflow_p parameter.
27638 (tree_expr_nonzero_p): New function.
27639 * passes.c (verify_interpass_invariants): New static function.
27640 (execute_one_pass): Call it.
27641 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27643 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27644 (estimate_numbers_of_iterations): Likewise.
27645 (scev_probably_wraps_p): Likewise.
27646 * tree-ssa-ccp.c: Include "toplev.h".
27647 (evaluate_stmt): Defer fold overflow warnings until we know we are
27649 (struct fold_stmt_r_data): Add stmt field.
27650 (fold_stmt_r): Defer fold overflow warnings until we know we
27652 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27653 (fold_stmt_inplace): Likewise.
27654 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27655 (cleanup_control_expr_graph): Defer fold overflow warnings until
27656 we know we are going to optimize.
27657 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27658 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27660 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27661 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27662 * tree-ssa-loop-manip.c (create_iv): Likewise.
27663 * c-typeck.c (build_conditional_expr): Likewise.
27664 (build_binary_op): Likewise.
27665 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27666 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27667 (extract_range_from_unary_expr): Likewise.
27668 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27669 assuming that signed overflow does not occur.
27670 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27671 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27672 (fold_defer_overflow_warnings): Declare.
27673 (fold_undefer_overflow_warnings): Declare.
27674 (fold_undefer_and_ignore_overflow_warnings): Declare.
27675 (fold_deferring_overflow_warnings_p): Declare.
27676 (tree_expr_nonzero_warnv_p): Declare.
27677 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27678 of warning options.
27679 (Warning Options): Document -Wstrict-overflow.
27680 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27681 (tree-ssa-ccp.o): Likewise.
27682 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27683 (fold-const.o): Depend on intl.h.
27685 2007-02-13 Ian Lance Taylor <iant@google.com>
27687 PR middle-end/30751
27688 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27691 2007-02-13 Stuart Hastings <stuart@apple.com>
27693 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27695 2007-02-13 Richard Henderson <rth@redhat.com>
27697 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27698 handled_component_p before looking for the indirect_ref.
27700 2007-02-13 Richard Henderson <rth@redhat.com>
27702 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27703 remove flags clobber.
27704 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27705 (bswaphi_lowpart): New.
27706 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27707 remove TARGET_BSWAP test. Delete expander of the same name.
27709 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27710 (expand_unop): Use them.
27712 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27714 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27715 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27716 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27717 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27718 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27719 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27720 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27721 assembler dialect choice from asm templates.
27723 2007-02-12 Richard Henderson <rth@redhat.com>
27725 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27726 (fixuns_trunc<SSEMODEF>si2): Use it.
27727 * config/i386/sse.md (vec_setv4sf_0): Export.
27728 * config/i386/i386.c (ix86_build_const_vector): Export.
27729 (ix86_split_convert_uns_si_sse): Rename from
27730 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27731 * config/i386/i386-protos.h: Update.
27733 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27736 * c-typeck.c (c_finish_return): Improve warning message.
27738 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27740 * alias.c (find_symbolic_term): Delete unused function.
27742 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27744 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27745 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27746 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27748 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27750 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27751 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27752 the function, temporarily point the debug interface to the null one.
27754 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27756 * dwarf2out.c (round_up_to_align): New static function.
27757 (field_byte_offset): Use it to round the offset.
27759 2007-02-12 Richard Henderson <rth@redhat.com>
27761 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27762 (inswl_const): Export.
27764 2007-02-12 Richard Henderson <rth@redhat.com>
27766 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27767 result mode of the libcall, convert back to outmode.
27769 2007-02-12 Roger Sayle <roger@eyesopen.com>
27771 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27772 (bswapdi2): New define_expand to implement 32-bit implementation.
27774 2007-02-12 Nick Clifton <nickc@redhat.com>
27776 * doc/invoke.texi (Overall Options): Document --help=.
27777 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27778 (cc1_options): Pass --help= on to cc1.
27779 (display_help): Add description of --help=.
27780 (process_command): Add code to handle --help=. Allow translated
27781 --help and --target-help switches to be passed on to compiler
27783 (main): Remove unused if statement.
27784 * opts.c (columns): Remove.
27785 (LEFT_COLUMN): Define.
27786 (wrap_help): Add columns argument.
27787 (print_filtered_help): Change parameters to be an include bitmask,
27788 an exclude bitmask, an any bitmask and the column width. Move the
27789 code to display the params list here. Add code to display the
27790 status of options rather than their descriptions if the quiet flag
27792 (print_specific_help): Change parameters to be an include bitmask,
27793 an exclude bitmask and an any bitmask. Move code to look up the
27794 column width here. Decide upon the title for an options listing.
27795 (common_handle_options): Add code to handle --help=. Adapt code
27796 for --help and --target-help to use the revised form of the
27797 print_specific_help function.
27798 (print_help): Delete.
27799 (print_param_help): Delete.
27800 (print_switch): Delete.
27801 * opts.h (cl_lang_count): Add prototype.
27802 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27803 CL_MAX_OPTION_CLASS): New defines.
27804 * optc-gen.awk: Add construction of cl_lang_count.
27805 * c.opt: Add Warning attribute to warning options and Optimization
27806 attribute to optimization options.
27807 * common.opt: Likewise.
27809 Add -fhelp and -ftarget-help as aliases for the transformed --help
27810 and --target-help options.
27811 * opt-functions.awk: Add code to handle Warning and Optimization
27814 2007-02-12 Richard Henderson <rth@redhat.com>
27816 * config/alpha/constraints.md: New file.
27817 * config/alpha/alpha.c: Include tm-constrs.h.
27818 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27819 alpha_extra_constraint): Remove.
27820 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27821 * config/alpha/alpha-protos.h: Update.
27822 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27823 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27824 (EXTRA_CONSTRAINT): Remove.
27825 * config/alpha/alpha.md: Include constraints.md.
27826 (adddi splitter): Use satisfies_constraint_*.
27827 * config/alpha/predicates.md (add_operand): Likewise.
27828 (sext_add_operand, addition_operation): Likewise.
27830 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27832 PR tree-optimization/29145
27833 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27834 in our handling of restrict qualified pointers.
27836 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27839 * doc/invoke.texi (Wunused-value): Update description.
27840 (Wextra): Delete item.
27841 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27842 value of Wunused-value.
27843 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27844 (c_finish_stmt_expr): Don't check extra_warnings.
27845 (emit_side_effect_warnings): The caller is responsible to check
27848 2007-02-11 Roger Sayle <roger@eyesopen.com>
27849 Matt Thomas <matt@3am-software.com>
27851 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27853 2007-02-11 Roger Sayle <roger@eyesopen.com>
27855 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27856 comparisons of POPCOUNT against zero.
27857 (simplify_const_relational_operation): Likewise.
27859 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27861 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27863 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27865 * dwarf2out.c (root_type): Delete unused function.
27867 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27869 * genattrtab.c (contained_in_p): Delete unused function.
27870 (write_expr_attr_cache): Likewise.
27872 2007-02-11 Jan Hubicka <jh@suse.cz>
27874 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27877 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27879 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27880 to add the REG_EQ* note.
27881 * see.c (see_merge_one_use_extension): Likewise.
27882 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27883 turn REG_EQUAL notes into REG_EQUIV notes if the target
27884 register may have more than one set.
27885 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27886 * gcse.c (try_replace_reg): Likewise.
27887 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27888 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27889 more than one REG_EQUIV note.
27890 * reload1.c (gen_reload): Use set_unique_reg_note.
27892 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27894 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27895 (ix86_builtin_conversion): New function.
27897 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27900 * tree.h (DECL_REPLACEABLE_P): New macro.
27901 * except.c (set_nothrow_function_flags): Likewise.
27903 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27904 Ira Rosen <irar@il.ibm.com>
27905 Dorit Nuzman <dorit@il.ibm.com>
27907 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27908 * targhooks.c (default_builtin_vectorized_conversion): New.
27909 * targhooks.h (default_builtin_vectorized_function): New declaration.
27910 * target.h (struct vectorize): Add builtin_conversion field.
27911 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27912 stmt_vec_info_type value.
27913 (vectorizable_conversion): New declaration.
27914 * tree-vect-analyze.c (vect_analyze_operations): Add
27915 vectorizable_conversion call.
27916 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27917 * tree-vect-transform.c (vectorizable_conversion): New function.
27918 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27919 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27921 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27922 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27923 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27924 or ALTIVEC_BUILTIN_VCFSX.
27926 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27929 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27930 CONST_DOUBLE and operand 0 is a hard register.
27931 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27932 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27933 is a hard floating-point register.
27935 2007-02-10 Richard Henderson <rth@redhat.com>
27936 Jakub Jelinek <jakub@redhat.com>
27937 Alexandre Oliva <aoliva@redhat.com>
27939 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27940 * builtin-types.def (BT_WORD): Make unsigned.
27941 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27942 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27943 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27944 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27945 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27946 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27948 * expr.c (emutls_var_address): New.
27949 (expand_expr_real_1): Expand emulated tls.
27950 (expand_expr_addr_expr_1): Likewise.
27951 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27952 * output.h (emutls_finish): Declare.
27953 * toplev.c (compile_file): Call it.
27954 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27955 address before wrapping in CONST.
27956 * varasm.c (emutls_htab, emutls_object_type): New.
27957 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27958 (get_emutls_object_name, get_emutls_object_type): New.
27959 (get_emutls_init_templ_addr, emutls_decl): New.
27960 (emutls_common_1, emutls_finish): New.
27961 (assemble_variable): When emulating tls, swap decls; generate
27962 constructor for the emutls objects.
27963 (do_assemble_alias): When emulating tls, swap decl and target name.
27964 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27966 * varpool.c (decide_is_variable_needed): Look at force_output.
27967 Recurse for emulated tls.
27968 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27969 with decide_is_variable_needed.
27970 * emutls.c: New file.
27971 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27972 tls_object for real tls.
27974 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27976 PR rtl-optimization/29599
27977 * reload1.c (eliminate_regs_in_insn): Take the destination
27978 mode into account when computing the offset.
27980 2007-02-09 Stuart Hastings <stuart@apple.com>
27981 Richard Henderson <rth@redhat.com>
27983 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27984 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27985 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27986 fixuns_truncdfhi2): New.
27987 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27988 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27989 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27990 (floatunssidf2): Allow nonimmediate source.
27991 * config/i386/sse.md (movdi_to_sse): New.
27992 (vec_concatv2di): Drop '*'.
27993 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27994 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27995 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27997 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27998 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27999 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28000 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28001 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28002 ix86_build_const_vector.
28003 (x86_emit_floatuns): Rewrite.
28005 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28007 * genautomata.c (longest_path_length): Delete unused function.
28008 (struct state): Delete unused longest_path_length.
28009 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28010 (get_free_state): Delete unused.
28012 2007-02-09 Jan Hubicka <jh@suse.cz>
28014 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28015 * doc/invoke.texi (inline-unit-growth): Update default value.
28017 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28018 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28019 (rebuild_cgraph_edges): Likewise.
28020 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28021 (dump_cgraph_node): Dump frequencies.
28022 (cgraph_clone_edge): Add frequency scales.
28023 (cgraph_clone_node): Add freuqnecy.
28024 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28025 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28026 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28027 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28028 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28029 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28030 (save_inline_function_body): Likewise.
28031 * ipa-inline.c: inluce rtl.h
28032 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28033 (cgraph_edge_badness): Use frequencies.
28034 (cgraph_decide_recursive_inlining): Update clonning.
28035 (cgraph_decide_inlining_of_small_function): Dump frequency.
28036 * predict.c (estimate_bb_frequencies): Export.
28037 * predict.h (estimate_bb_frequencies): Declare.
28038 * tree-inline.c (copy_bb): Watch overflows.
28039 (expand_call_inline): Update call of cgraph_create_edge.
28040 (optimize_inline_calls): Use TODO flags to update frequnecies.
28041 * passes.h: Include predict.h
28042 (init_optimization_passes): Move profile ahead.
28043 (execute_function_todo): Handle TODO_rebuild_frequencies.
28045 2007-02-09 Roger Sayle <roger@eyesopen.com>
28047 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28048 the insbl or inswl pattern into a register.
28050 2007-02-09 Roger Sayle <roger@eyesopen.com>
28052 * config/ia64/ia64.md (bswapdi2): New define_insn.
28054 2007-02-09 Richard Henderson <rth@redhat.com>
28056 * config/i386/constraints.md (Ym): New constraint.
28057 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28058 (movdi_1_rex64): Split sse and xmm general register moves from
28059 memory move alternatives. Use conditional register constraints.
28060 (movsf_1, movdf_integer): Likewise.
28061 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28062 (movdf_integer_rex64): New.
28063 (pushsf_rex64): Fix output constraints.
28064 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28065 (sse2_stored): Likewise.
28066 (sse2_storeq_rex64): New.
28067 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28068 amd and not generic.
28069 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28070 for optimize_size. Remove SF/DFmode hack.
28072 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28074 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28077 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28078 Richard Sandiford <richard@codesourcery.com>
28080 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28081 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28082 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28083 m68k/t-mlib to tmake_file.
28084 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28085 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28086 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28087 Allow it to be cf or m68k. Set m68k_arch_family. If that
28088 variable is not empty, add t-$m68k_arch_family to tmake_file.
28089 Add t-mlibs to tmake_file.
28090 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28091 * config/m68k/t-cf: New file.
28092 * config/m68k/t-m68k: Likewise.
28093 * config/m68k/t-mlibs: Likewise.
28094 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28095 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28096 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28097 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28098 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28100 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28101 (INSTALL_LIBGCC): Delete.
28102 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28103 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28104 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28105 (M68K_MLIB_CPU): Define.
28106 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28107 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28108 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28110 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28111 Richard Guenther <rguenther@suse.de>
28113 PR middle-end/23361
28114 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28115 against INT_MIN/INT_MAX.
28116 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28117 file if a loop is removed.
28119 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28121 * calls.c (store_one_arg): Pass correct alignment to
28122 emit_push_insn for non-BLKmode values.
28123 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28124 unaligned stack slot via a suitably aligned slot.
28126 2007-02-08 DJ Delorie <dj@redhat.com>
28128 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28130 (legal_subregs): Use unsigned char, make const.
28131 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28133 2007-02-08 Paul Brook <paul@codesourcery.com>
28135 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28136 special interworking needed.
28138 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28140 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28141 conditional to __SSE2__.
28142 (Entries below should have been added to first ChangeLog
28143 entry for amdfam10 dated 2007-02-05)
28144 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28146 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28148 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28151 2007-02-08 DJ Delorie <dj@redhat.com>
28153 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28154 * config/m32c/m32c.c (legal_subregs): New.
28155 (m32c_illegal_subreg_p): New.
28156 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28157 unsupported subregs of hard regs.
28159 2007-02-08 Jan Hubicka <jh@suse.cz>
28161 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28162 the same one; always update histograms.
28164 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28166 * passes.c (init_optimization_passes): Tidy comment.
28168 2007-02-08 Roger Sayle <roger@eyesopen.com>
28170 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28171 strip zero_extend, bswap and rotates from POCOUNT's argument.
28172 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28173 zero_extend and rotates from PARITY's argument.
28174 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28175 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28176 of an integer constant at compile-time.
28178 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28181 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28183 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28186 * tree-ssa-live.c (remove_unused_locals): Do not remove
28187 TREE_ADDRESSABLE variables.
28188 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28189 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28190 FOR_CLOBBER. Update all users.
28191 If VAR has an associated alias set, add a virtual operand for
28192 it if no alias is found to conflict with the memory reference.
28194 2007-02-07 Jan Hubicka <jh@suse.cz>
28195 Robert Kidd <rkidd@crhc.uiuc.edu>
28197 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28199 2007-02-07 Ian Lance Taylor <iant@google.com>
28201 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28203 2007-02-07 Roger Sayle <roger@eyesopen.com>
28205 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28206 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28207 tablejumpdi, movsi_to_cr_one): Remove constraints from
28208 define_expand's match_operands.
28210 2007-02-07 Roger Sayle <roger@eyesopen.com>
28212 * global.c (compute_regsets): Move declatation of "i" inside of
28213 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28215 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28218 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28219 of INDIRECT_REF <RESULT_DECL>.
28221 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28223 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28224 Kaz Kojima <kkojima@gcc.gnu.org>
28227 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28229 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28231 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28233 * doc/loop.texi: Document possibility not to perform disambiguation
28234 of loops with multiple latches.
28235 * cfgloopmanip.c (alp_enum_p): Removed.
28236 (add_loop): Handle subloops. Use get_loop_body_with_size.
28237 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28238 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28239 the new forwarder block.
28240 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28241 Handle the case latch is NULL.
28242 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28243 modifications when marking loop exits.
28244 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28246 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28247 disambiguate_loops_with_multiple_latches.
28248 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28249 before fix_loop_structure.
28250 * cfgloop.c: Include pointer-set.h and output.h.
28251 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28252 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28253 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28254 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28255 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28256 disambiguate_multiple_latches, get_loop_body_with_size,
28257 disambiguate_loops_with_multiple_latches): New functions.
28258 (flow_loop_dump): Dump multiple latch edges.
28259 (flow_loop_nodes_find): Handle loops with multiple latches.
28260 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28261 (glb_enum_p): Modified.
28262 (get_loop_body): Use get_loop_body_with_size.
28263 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28264 (AVOID_CFG_MODIFICATIONS): New constant.
28265 (disambiguate_loops_with_multiple_latches, add_loop,
28266 get_loop_body_with_size): Declare.
28267 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28269 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28271 PR inline-asm/28686
28272 * global.c (compute_regsets): New function.
28273 (global_alloc): Refactored ELIMINABLE_REGSET
28274 and NO_GLOBAL_ALLOC_REGS computation out.
28275 (rest_of_handle_global_alloc): Call compute_regsets()
28276 for non-optimizing case.
28278 2007-02-06 Richard Henderson <rth@redhat.com>
28280 * config/i386/constraints.md (Y2): Rename from Y.
28281 (Yi): New constraint.
28282 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28283 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28284 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28285 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28286 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28287 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28288 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28289 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28290 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28291 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28292 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28293 vec_extractv2si_1): Change Y constraints to Y2.
28294 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28295 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28296 Change Y constraints to Y2.
28297 (sse2_loadld): Change Y constraints to x.
28299 2007-02-06 Roger Sayle <roger@eyesopen.com>
28301 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28302 (parity<mode>2): New define_expand using rs6000_emit_parity.
28303 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28304 rs6000_emit_parity): New functions.
28305 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28306 rs6000_emit_parity): Prototype here.
28308 2007-02-06 Ian Lance Taylor <iant@google.com>
28310 * lower-subreg.c (simple_move_operand): Reject CONST.
28311 (resolve_clobber): Call validate_change rather than directly
28312 assigning to XEXP (pat, 0).
28314 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28316 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28317 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28318 (tree-cfg.o): Remove hashtab.h dependency.
28320 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28321 (struct ivopts_data): Change niters to pointer_map_t.
28322 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28323 (niter_for_exit): Create pointer_map on demand. Change for
28325 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28326 (free_loop_data): Destroy data->niters if created and reset field.
28327 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28328 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28330 * tree-ssa-reassoc.c: Include pointer-set.h.
28331 (bb_rank): Change to long *.
28332 (operand_rank): Change to pointer_map_t.
28333 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28334 (insert_operand_rank): Accept long.
28335 (operand_entry_hash, operand_entry_eq): Remove.
28336 (get_rank): Return long. Adjust for changes above.
28337 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28339 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28341 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28342 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28343 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28345 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28346 directly since it cannot be NULL.
28347 (get_vi_for_tree): Rewrite for pointer_map API.
28348 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28349 (init_alias_vars): Create vi_for_tree as pointer_map.
28350 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28352 * tree-cfg.c: Don't include hashtab.h.
28353 (edge_to_cases): Declare as pointer_map.
28354 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28356 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28357 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28358 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28360 (record_switch_edge): Delete.
28361 (get_cases_for_edge): Adjust for pointer_map API, inline
28362 record_switch_edge (rewritten for new API), remove goto.
28364 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28366 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28367 * tree-nested.c: Include pointer-set.h.
28368 (var_map_elt, var_map_eq, var_map_hash): Delete.
28369 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28370 to pointer_map_t's.
28371 (nesting_info_bitmap_obstack): New.
28372 (lookup_field_for_decl): Adjust for pointer_map API.
28373 (lookup_tramp_for_decl): Adjust for pointer_map API.
28374 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28375 (get_local_debug_decl): Adjust for pointer_map API.
28376 (convert_nl_goto_reference): Adjust for pointer_map API.
28377 (convert_nl_goto_receiver): Adjust for pointer_map API.
28378 (create_nesting_tree): Create outside GGC space. Create bitmap on
28379 the new obstack. Create field_map and var_map as pointer_maps.
28380 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28382 (lower_nested_functions): Move root here, no need to NULL it.
28383 Initialize and release the obstack.
28385 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28387 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28388 Remove prototypes and make them non-static.
28389 (struct tree_int_map): Remove.
28390 * tree.h (struct tree_int_map): Move here, turning TO into an
28392 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28394 * tree.h (TREE_COMPLEXITY): Remove.
28395 (struct tree_exp): Remove complexity field.
28396 * tree.c (build1_stat): Don't set it.
28398 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28399 Victor Kaplansky <victork@il.ibm.com>
28401 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28402 (vect_is_simple_reduction): Support reduction with induction as
28403 one of the operands.
28404 (vect_is_simple_iv_evolution): Fix formatting.
28405 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28406 formatting. Don't mark induction phis for vectorization.
28407 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28408 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28409 (vect_get_vec_def_for_operand): Support induction.
28410 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28412 (vectorizable_reduction): Support reduction with induction as one of
28414 (vectorizable_type_demotion): Use def-type of stmt argument rather
28415 than dummy def-type.
28417 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28418 flag_tree_scev_cprop.
28419 * common.opt (tree-scev-cprop): New flag.
28421 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28422 call to vect_get_new_vect_var.
28424 2007-02-06 Ira Rosen <irar@il.ibm.com>
28426 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28427 vectype is not NULL.
28428 (vect_pattern_recog_1): Likewise.
28430 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28432 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28433 (fold_negate_expr): Likewise.
28435 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28438 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28439 even if cv-qualification is the same.
28441 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28443 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28444 __enable_execute_stack on completion.
28446 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28448 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28449 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28450 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28451 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28452 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28453 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28454 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28455 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28457 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28459 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28460 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28461 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28462 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28463 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28464 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28465 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28466 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28467 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28468 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28469 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28470 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28471 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28472 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28473 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28474 sqrtextenddfxf2_i387): Added amdfam10_decode.
28476 * config/i386/athlon.md (athlon_idirect_amdfam10,
28477 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28478 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28479 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28480 athlon_ivector_store_amdfam10): New define_insn_reservation.
28481 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28484 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28486 * config/i386/athlon.md (athlon_call_amdfam10,
28487 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28488 define_insn_reservation.
28489 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28490 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28491 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28493 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28495 * config/i386/athlon.md (athlon_sseld_amdfam10,
28496 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28497 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28499 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28501 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28502 define_insn_reservation.
28503 * config/i386/i386.md (sseins): Added sseins to define_attr type
28504 and define_attr unit.
28505 * config/i386/sse.md: Set type attribute to sseins for insertq
28508 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28510 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28511 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28512 ssecomi_load_amdfam10, ssecomi_amdfam10,
28513 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28514 define_insn_reservation.
28515 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28517 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28519 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28520 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28521 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28522 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28523 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28524 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28525 define_insn_reservation.
28527 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28528 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28529 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28530 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28531 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28533 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28535 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28536 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28537 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28538 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28539 athlon_ssemul_load_k8): Added amdfam10.
28541 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28543 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28544 (x86_sse_unaligned_move_optimal): New variable.
28546 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28548 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28549 for unaligned vector SSE double/single precision loads for AMDFAM10.
28551 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28553 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28554 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28555 Define TARGET_CPU_DEFAULT_amdfam10.
28556 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28557 (processor_type): Add PROCESSOR_AMDFAM10.
28559 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28560 processor_type in config/i386/i386.h.
28561 Enable imul peepholes for TARGET_AMDFAM10.
28563 * config.gcc: Add support for --with-cpu option for amdfam10.
28565 * config/i386/i386.c (amdfam10_cost): New variable.
28566 (m_AMDFAM10): New macro.
28567 (m_ATHLON_K8_AMDFAM10): New macro.
28568 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28569 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28570 x86_promote_QImode, x86_integer_DFmode_moves,
28571 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28572 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28573 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28574 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28575 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28576 Enable/disable for amdfam10.
28577 (override_options): Add amdfam10_cost to processor_target_table.
28578 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28579 processor_alias_table.
28580 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28581 (ix86_adjust_cost): Add code for amdfam10.
28583 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28585 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28586 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28587 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28588 * config/i386/i386.h: Add builtin definition for SSE4A.
28589 * config/i386/i386.md: Add support for ABM instructions
28590 (popcnt and lzcnt).
28591 * config/i386/sse.md: Add support for SSE4A instructions
28592 (movntss, movntsd, extrq, insertq).
28593 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28594 Add -march=amdfam10 flag.
28595 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28596 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28598 * doc/extend.texi: Add documentation for SSE4A builtins.
28600 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28602 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28604 2007-02-05 Richard Guenther <rguenther@suse.de>
28606 * tree-vectorizer.h (vectorizable_function): Add argument type
28607 argument, change return type.
28608 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28609 * tree-vect-transform.c (vectorizable_function): Handle extra
28610 argument, return vectorized function decl.
28611 (build_vectorized_function_call): Remove.
28612 (vectorizable_call): Handle calls with result and argument types
28613 differing. Handle loop vectorization factor correctly.
28614 * targhooks.c (default_builtin_vectorized_function): Adjust for
28616 * targhooks.h (default_builtin_vectorized_function): Likewise.
28617 * target.h (builtin_vectorized_function): Add argument type
28619 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28620 extra argument, allow vectorizing of lrintf.
28621 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28622 documentation of target hook.
28624 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28627 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28628 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28629 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28631 2007-02-05 Roger Sayle <roger@eyesopen.com>
28633 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28634 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28635 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28636 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28637 before canonicalizing sincos to cexpi.
28638 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28640 2007-02-05 Roger Sayle <roger@eyesopen.com>
28642 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28643 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28644 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28646 2007-02-05 Roger Sayle <roger@eyesopen.com>
28648 * mips-tfile.c (initialize_init_file): Correct endianness test.
28650 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28652 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28653 the 'y' constraint.
28655 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28657 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28658 saves in a PARALLEL before the register assignments.
28660 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28662 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28663 DWARF_FRAME_RETURN_COLUMN to be a general register.
28664 * dwarf2out.c (init_return_column_size): New function, split from...
28665 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28666 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28667 to be nongeneral registers.
28668 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28670 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28671 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28673 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28675 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28677 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28679 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28680 (remove_path): Use can_remove_branch_p and remove_branch instead
28681 of loop_delete_branch_edge.
28682 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28683 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28684 Update profile using scale_dominated_blocks_in_loop.
28685 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28686 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28687 (can_remove_branch_p, remove_branch): Declare.
28688 * tree-cfg.c (tree_can_remove_branch_p): New function.
28689 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28690 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28691 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28693 2007-02-05 Jan Hubicka <jh@suse.cz>
28695 PR middle-end/30696
28696 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28697 nodes in cgraph, don't remove offline copy of the function.
28699 2007-02-04 Jan Hubicka <jh@suse.cz>
28701 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28702 vectors might cause maybe_lookup_element_for_expr to be called
28703 on non-sra-candidate.
28705 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28707 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28708 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28709 spelling conventions.
28711 2007-02-04 Richard Guenther <rguenther@suse.de>
28713 PR middle-end/30636
28714 * fold-const.c (try_move_mult_to_index): Make sure to not
28715 overflow one dimension of a multi-dimensional array access.
28717 2007-02-04 Jan Hubicka <jh@suse.cz>
28719 * passes.c (init_optimization_passes): Reindent.
28721 2007-02-04 Jan Hubicka <jh@suse.cz>
28722 Eric Botcazou <ebotcazou@adacore.com>
28724 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28725 (execute_fixup_cfg): Break out the abnormal goto code.
28726 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28727 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28728 (optimize_inline_calls): Call make_nonlocal_label_edges.
28730 2007-02-04 Jan Hubicka <jh@suse.cz>
28732 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28733 true when something was changed.
28734 (rename_ssa_copies): When something was changed, do
28735 TODO_remove_unused_locals.
28736 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28737 add TODO_remove_unused_locals when instruction was removed.
28739 2007-02-04 Jan Hubicka <jh@suse.cz>
28741 * ipa-inline.c (try_inline): Improve debug output; work on already
28743 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28744 call try_inline for already inlined edges too when flattening;
28745 inline also functions that make callee growth but overall unit size
28748 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28750 * config/m32c/bitops.md, config/m32c/jump.md,
28751 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28752 config/m32r/m32r.h, config/m32r/m32r.md,
28753 config/m32r/predicates.md, config/m68hc11/larith.asm,
28754 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28755 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28756 config/mips/mips-protos.h, config/mips/mips.c,
28757 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28758 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28759 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28760 spelling conventions.
28762 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28763 Follow spelling conventions.
28765 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28767 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28768 warn about C++0x compatibility.
28770 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28772 * config/h8300/h8300.c, config/h8300/h8300.h,
28773 config/h8300/h8300.md: Follow spelling conventions.
28775 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28777 PR middle-end/30667
28778 * combine.c (try_combine): Do not substitute source operand
28779 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28781 2007-02-03 Jan Hubicka <jh@suse.cz>
28783 PR gcov-profile/30650
28784 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28785 do not divide by zero for never executed counters.
28786 (tree_find_values_to_profile): Fix counters.
28787 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28789 2007-02-03 Ian Lance Taylor <iant@google.com>
28791 * lower-subreg.c (simple_move_operand): New static function,
28792 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28794 (simple_move): Call simple_move_operand.
28795 (find_decomposable_subregs): Add special handling of MEMs.
28796 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28797 meaning of return value. If we see a hard register, test whether
28798 it can store a word_mode value. Change all callers.
28800 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28802 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28803 ftrapv insns and expanders.
28804 (subdi3): Change define_expand operand 1 to arith11_operand, and
28805 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28806 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28807 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28810 PR middle-end/30174
28811 * varasm.c (notice_global_symbol): Treat global objects as weak when
28812 flag_shlib is true.
28814 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28816 * emit-rtl.c (dconstpi): Delete.
28817 (dconstsqrt2): New.
28818 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28819 * real.h (dconstpi): Delete.
28820 (dconstsqrt2): New.
28821 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28822 (fold_builtin_hypot): Likewise.
28824 2007-02-03 Tom Tromey <tromey@redhat.com>
28827 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28828 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28830 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28832 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28833 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28834 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28835 config/rs6000/cell.md, config/rs6000/darwin.h,
28836 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28837 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28838 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28839 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28840 typos. Follow spelling conventions.
28841 * doc/invoke.texi: Follow spelling conventions.
28843 2007-02-03 Roger Sayle <roger@eyesopen.com>
28845 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28846 canonicalization transformations that attempt to simplify integer
28847 constant comparisons to become comparisons against zero.
28849 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28851 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28853 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28854 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28856 2007-02-02 Mike Stump <mrs@apple.com>
28858 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28859 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28860 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28861 generate a branch island.
28863 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28865 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28866 (xtensa_legitimate_address_p): New.
28867 (xtensa_legitimize_address): New.
28868 (xtensa_output_addr_const_extra): New.
28869 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28871 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28872 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28873 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28874 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28875 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28876 (xtensa_legitimize_address): New.
28877 (xtensa_output_addr_const_extra): New.
28879 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28881 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28883 2007-02-02 Ian Lance Taylor <iant@google.com>
28885 * expmed.c (expand_divmod): Add comment.
28887 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28889 * emit-rtl.c (renumber_insns): Remove.
28890 * flags.h: Remove the extern for flag_renumber_insns.
28891 * rtl.h: Remove the prototype for renumber_insns.
28892 * toplev.c (flag_renumber_insns): Remove.
28894 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28896 Revert for x86 darwin:
28897 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28899 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28900 code before the following patch under TARGET_MACHO.
28901 (ix86_function_value_regno_p): Likewise.
28903 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28905 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28908 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28911 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28912 loads to general or fp registers. Add comments.
28913 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28915 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28917 * pointer-set.c (insert_aux): Only return insertion slot.
28918 (pointer_set_insert): Adjust.
28919 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28920 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28921 pointer_map_traverse): New.
28922 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28923 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28924 pointer_map_contains, pointer_map_traverse): Declare.
28926 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28928 PR middle-end/30473
28929 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28930 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28932 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28934 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28936 (struct _dep): New type.
28937 (dep_t): New typedef.
28938 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28939 (DEP_STATUS): New access macro. The macro with the same name was
28940 renamed to DEP_LINK_STATUS.
28941 (dep_init): Declare function
28943 (struct _dep_link): New type.
28944 (dep_link_t): New typedef.
28945 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28946 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28947 (DEP_LINK_STATUS): New macro.
28948 (debug_dep_links): New debug function.
28950 (struct _deps_list): New type.
28951 (deps_list_t): New typedef.
28952 (DEPS_LIST_FIRST): New access macro.
28953 (FOR_EACH_DEP_LINK): New cycle macro.
28954 (create_deps_list, free_deps_list, delete_deps_list): Declare
28956 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28957 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28958 (copy_deps_list_change_con): Ditto.
28960 (move_dep_link): Declare function.
28962 (struct _dep_node): New type.
28963 (dep_node_t): New typedef.
28964 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28966 (struct haifa_insn_data.back_deps): New field to hold backward
28967 dependencies of the insn.
28968 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28970 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28971 Change its type to deps_list_t.
28972 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28973 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28974 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28976 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28978 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28980 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28982 (dep_cost): Declare.
28984 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28985 (ds_to_dk, dk_to_ds): New functions.
28987 (init_dep_1): New static function.
28988 (init_dep): New function.
28989 (copy_dep): New static function.
28991 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28993 (detach_dep_link): New static function.
28994 (move_dep_link): New function.
28996 (dep_links_consistent_p, dump_dep_links): New static functions.
28997 (debug_dep_links): New debugging function.
28999 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29001 (alloc_deps_list, init_deps_list): New static functions.
29002 (create_deps_list): New function.
29003 (clear_deps_list): New static function.
29004 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29005 (deps_list_consistent_p, dump_deps_list): New static functions.
29006 (debug_deps_list): New function.
29007 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29009 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29011 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29012 use new scheduler dependencies lists.
29013 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29014 (sched_analyze): Ditto. Initialize dependencies lists.
29015 (add_forw_dep, compute_forward_dependences): Update to use new
29016 scheduler dependencies lists.
29018 (init_dependency_caches): Init deps_obstack.
29019 (free_dependency_caches): Free deps_obstack.
29021 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29022 new scheduler dependencies lists.
29023 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29024 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29026 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29027 Update to use new scheduler dependencies lists.
29028 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29029 (debug_dependencies): Ditto.
29030 (schedule_region): Update comments.
29032 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29033 scheduler dependencies lists.
29034 (schedule_ebb): Update comments.
29036 * rtl.def (DEPS_LIST): Remove.
29038 * lists.c (unused_deps_list): Remove.
29039 (free_list): Update assertions.
29041 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29042 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29044 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29045 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29047 * haifa-sched.c (comments): Update.
29048 (insn_cost1): Remove. Inline the code into insn_cost ().
29049 (insn_cost): Update to use new scheduler dependencies lists. Move
29050 processing of the dependency cost to dep_cost ().
29051 (dep_cost): New function. Use it instead of insn_cost () when
29052 evaluating cost of the dependency. Use compatible interface to
29053 interact with the target.
29054 (priority): Update to use new scheduler dependencies lists.
29055 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29056 with greater number of insns that depend on the insn.
29057 (schedule_insn): Update to use new scheduler dependencies lists. Add
29058 code to free backward dependencies lists. Inline and optimize code
29059 from resolve_dep () - see PR28071.
29060 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29061 lists. Update call to targetm.sched.is_costly_dependence hook.
29063 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29064 scheduler dependencies lists.
29066 (resolve_dep): Remove. Move the logic to schedule_insn ().
29067 (init_h_i_d): Initialize dependencies lists.
29069 (process_insn_depend_be_in_spec): Rename to
29070 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29071 dependencies lists.
29072 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29073 Update to use new scheduler dependencies lists.
29074 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29076 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29077 new scheduler dependencies lists.
29078 (build_intra_loop_deps): Ditto.
29080 * target.h (struct _dep): Declare to use in
29081 gcc_target.sched.is_costly_dependence.
29082 (struct gcc_target.sched.adjust_cost): Fix typo.
29083 (struct gcc_target.sched.is_costly_dependence): Change signature to
29084 use single dep_t parameter instead of an equivalent triad.
29085 (struct gcc_target.sched.adjust_cost_2): Remove.
29087 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29089 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29091 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29093 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29095 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29096 (REG_DEP_TRUE): Document.
29098 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29099 Change signature to correspond to the targetm.sched.adjust_cost hook.
29100 Update use in TARGET_SCHED_ADJUST_COST_2.
29101 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29102 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29103 new scheduler dependencies lists.
29104 (ia64_gen_check): Ditto.
29106 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29107 scheduler dependencies lists.
29109 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29110 signature to correspond to the targetm.sched.is_costly_dependence hook.
29111 (is_costly_group): Update to use new scheduler dependencies lists.
29113 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29114 instead of INSN_COST () macro.
29116 2007-02-01 Ian Lance Taylor <iant@google.com>
29118 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29120 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29122 * pa.md (tp_load): Correct mfctl instruction syntax.
29124 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29126 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29127 altivec_padding_size calculation on AIX. Improve comment, add
29128 assert to verify that it's right.
29130 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29133 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29135 PR inline-asm/28686
29136 * global.c (global_alloc): Add mising initialization of
29139 2007-02-01 Roger Sayle <roger@eyesopen.com>
29141 * alias.c (init_alias_analysis): Correct whitespace.
29142 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29143 partition_hot_cold_basic_blocks): Likewise.
29144 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29145 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29146 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29147 fold_builtin_snprintf_chk, fold_builtin_printf,
29148 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29149 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29150 * cfgcleanup.c (cleanup_cfg): Likewise.
29151 * cfgexpand.c (tree_expand_cfg): Likewise.
29152 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29153 * function.c (get_next_funcdef_no): Likewise.
29154 * gengtype.c (main): Likewise.
29155 * genmodes.c (main): Likewise.
29156 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29157 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29158 * ifcvt.c (noce_emit_move_insn): Likewise.
29159 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29161 * stor-layout.c (get_best_mode): Likewise.
29162 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29163 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29164 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29165 perform_var_substitution, solve_graph): Likewise.
29166 * tree-vrp.c (vrp_finalize): Likewise.
29168 2007-02-01 Ian Lance Taylor <iant@google.com>
29170 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29171 high part of a paradoxical subreg, return a constant zero.
29173 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29175 * toplev.c (lang_dependent_init): Call init_set_costs.
29176 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29178 2007-02-01 Richard Guenther <rguenther@suse.de>
29180 PR middle-end/30656
29181 * fold-const.c (fold_negate_expr): Allow negating a
29182 constant if overflow does not change.
29184 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29186 * doc/c-tree.texi (Expression trees): Improve markup.
29187 * doc/tm.texi (Register Classes, Addressing Modes)
29188 (Floating Point): Fix spacing after abbreviations. Fix some
29191 2007-02-01 Ben Elliston <bje@au.ibm.com>
29193 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29194 * doc/contrib.texi: Likewise.
29195 * doc/install.texi: Likewise.
29197 2007-01-31 Richard Henderson <rth@redhat.com>
29198 Ian Lance Taylor <iant@google.com>
29200 * lower-subreg.c: New file.
29201 * rtl.def (CONCATN): Define.
29202 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29203 pass_lower_subreg2.
29204 * emit-rtl.c (update_reg_offset): New static function, broken out
29205 of gen_rtx_REG_offset.
29206 (gen_rtx_REG_offset): Call update_reg_offset.
29207 (gen_reg_rtx_offset): New function.
29208 * regclass.c: Revert patch of 2006-03-05, restoring
29210 (clear_reg_info_regno): New function.
29211 * dwarf2out.c (concatn_loc_descriptor): New static function.
29212 (loc_descriptor): Handle CONCATN.
29213 * common.opt (fsplit_wide_types): New option.
29214 * opts.c (decode_options): Set flag_split_wide_types when
29216 * timevar.def (TV_LOWER_SUBREG): Define.
29217 * rtl.h (gen_reg_rtx_offset): Declare.
29218 (reg_scan_update): Declare.
29219 * regs.h (clear_reg_info_regno): Declare.
29220 * tree-pass.h (pass_lower_subreg): Declare.
29221 (pass_lower_subreg2): Declare.
29222 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29223 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29224 -fsplit-wide-types.
29225 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29226 * Makefile.in (OBJS-common): Add lower-subreg.o.
29227 (lower-subreg.o): New target.
29229 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29231 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29233 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29236 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29238 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29240 PR middle-end/29335
29241 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29243 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29245 * cfgloop.h: Include vec-prim.h.
29246 (enum li_flags): Remove LI_ONLY_OLD.
29247 (loop_iterator): Changed.
29248 (fel_next, fel_init): Iterate over loop tree.
29249 (FOR_EACH_LOOP_BREAK): New macro.
29250 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29252 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29253 * modulo-sched.c (sms_schedule): Ditto.
29254 * tree-vectorizer.c (vectorize_loops): Ditto.
29255 * doc/loop.texi: Update information on loop numbering and behavior of
29256 FOR_EACH_LOOP wrto new loops.
29257 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29258 add_to_evolution_1): Test nestedness of loops instead of comparing
29260 * tree-chrec.c (chrec_fold_plus_poly_poly,
29261 chrec_fold_multiply_poly_poly, chrec_evaluate,
29262 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29263 reset_evolution_in_loop): Ditto.
29264 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29266 2007-01-31 Dirk Mueller <dmueller@suse.de>
29268 * c-common.c (warn_about_parentheses): Separate warning about
29269 un-parenthized sequence of comparison operators from the one
29270 which is supposed to warn about x <= y <= z.
29272 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29274 * optabs.h (enum optab_index): Add new OTI_isinf.
29275 (isinf_optab): Define corresponding macro.
29276 * optabs.c (init_optabs): Initialize isinf_optab.
29277 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29279 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29280 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29282 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29283 expand_builtin_interclass_mathfn.
29284 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29285 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29286 (fxam<mode>2_i387): New insn pattern.
29287 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29288 built-in functions as x87 inline asm.
29290 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29292 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29294 2007-01-30 Eric Christopher <echristo@apple.com>
29296 * config.gcc: Add geode.
29298 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29300 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29301 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29302 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29303 value-prof.c: Fix comment typos.
29305 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29308 * doc/invoke.texi (Wpointer-arith): Document warning.
29310 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29312 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29313 the list of discrepancies from the draft TR.
29315 2007-01-30 Dirk Mueller <dmueller@suse.de>
29318 * doc/invoke.texi (-Wreturn-type): Update description to
29319 match new behavior.
29321 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29323 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29325 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29327 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29328 to handle optabs that operate on floating point input argument and
29329 output to integer output.
29330 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29331 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29332 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29333 expand_builtin_interclass_mathfn ().
29334 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29335 (ilogbsi2): Remove.
29336 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29337 ilogbl built-in functions as x87 intrinsics.
29339 2007-01-30 Richard Guenther <rguenther@suse.de>
29341 PR middle-end/27657
29342 * dwarf2out.c (reference_to_unused): Query varpool if the
29343 variable was output.
29345 2007-01-30 Richard Guenther <rguenther@suse.de>
29347 PR middle-end/30313
29348 * passes.c (execute_one_pass): Reset in_gimple_form to not
29349 confuse non-unit-at-a-time mode.
29351 2007-01-29 Roger Sayle <roger@eyesopen.com>
29352 Richard Guenther <rguenther@suse.de>
29354 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29355 avoid undefined behaviour on overflow. Use force_fit_type_double
29356 to construct the constant with the specified TREE_OVERFLOW.
29358 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29360 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29361 * config/dfp-bit.h: Ditto.
29363 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29365 * c-decl.c (pop_scope): Replace warnings with call to
29366 warn_for_unused_label.
29367 * c-common.h (warn_for_unused_label): Declare.
29368 * c-common.c (warn_for_unused_label): Define.
29370 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29372 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29375 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29377 * Makefile.in (USER_H): Remove decfloat.h.
29378 * ginclude/decfloat.h: Delete, moving contents to ...
29379 * ginclude/float.h: Add support for decimal floating point,
29380 guarded by __STDC_WANT_DEC_FP__.
29382 2007-01-29 Mike Stump <mrs@apple.com>
29384 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29385 Analysis and Representation to resolve case insensitive conflict.
29386 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29388 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29390 * tree.h (struct tree_memory_tag): Add aliases member.
29391 (MTAG_ALIASES): New macro.
29392 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29393 (add_may_alias): Remove pointer-set. Update for may_aliases being
29395 (mark_aliases_call_clobbered): Update for may_aliases being a
29397 (compute_tag_properties): Ditto.
29398 (create_partition_for): Ditto.
29399 (compute_memory_partitions): Ditto.
29400 (dump_may_aliases_for): Ditto.
29401 (is_aliased_with): Ditto.
29402 (add_may_alias_for_new_tag): Ditto.
29403 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29404 (compute_is_aliased): New function.
29405 (compute_may_aliases): Call compute_is_aliased).
29406 (init_alias_info): Initialize alias_bitmap_obstack.
29407 (union_alias_set_into): New function.
29408 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29409 (have_common_aliases_p): Rewrite to take two bitmaps and use
29411 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29412 Update for bitmaps.
29413 (finalize_ref_all_pointers): Update for add_may_alias changes.
29414 (new_type_alias): Ditto.
29415 * tree-flow-inline.h (may_aliases): Return a bitmap.
29416 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29417 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29418 may_aliases being a bitmap.
29419 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29420 may_aliases now returns a bitmap.
29421 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29423 * tree-ssa-operands.c (add_virtual_operand): Update for
29424 may_aliases being a bitmap.
29426 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29428 PR tree-optimization/30630
29429 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29430 variable as changed.
29432 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29435 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29436 expanded only once even if an error occurs.
29438 2007-01-29 Ben Elliston <bje@au.ibm.com>
29440 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29441 (__gcov_average_profiler): Likewise.
29442 (__gcov_ior_profiler): Likewise.
29443 (__gcov_merge_ior): Likewise.
29445 2007-01-28 Jan Hubicka <jh@suse.cz>
29447 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29448 * value-prof.c (stringop_block_profile): Likewise.
29450 2007-01-28 Jan Hubicka <jh@suse.cz>
29452 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29453 Add variant handling histograms; add wrapper.
29454 (clear_storage_via_libcall): Export.
29455 (emit_block_move_hints): Break out from ...; add histograms.
29456 (emit_block_move): ... this one.
29457 (clear_storage_hints): Break out from ...; add histograms.
29458 (clear_storage): ... this one.
29459 (set_storage_via_memset): Handle histogram.
29460 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29461 (clear_storage_hints, clear_storage_via_libcall): Declare.
29462 (set_storage_via_setmem): Update prototype.
29463 * doc/md.texi (movmem, setmem): Document new arguments.
29465 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29466 Add new histograms.
29467 (stringop_block_profile): New global function.
29468 (tree_stringops_values_to_profile): Profile block size and alignment.
29469 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29471 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29472 (stringop_block_profile): Declare.
29473 * builtins.c: Include value-prof.h.
29474 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29475 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29476 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29477 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29478 * profile.c (instrument_values): Add new counters.
29479 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29481 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29482 (tree_init_edge_profiler): Build new profilers.
29483 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29484 (pass_tree_profile): Add dump.
29485 (tree_profile_hooks): Update.
29486 * Makefile.in (LIBGCOV): Add new constants.
29487 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29488 __gcov_ior_profiler): New.
29489 * i386.md (movmem/setmem expanders): Add new optional arguments.
29491 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29493 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29495 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29497 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29498 (tree_unswitch_single_loop): Pass eni_size_weights to
29499 tree_num_loop_insns.
29500 * tree-ssa-loop-manip.c: Include tree-inline.h.
29501 (can_unroll_loop_p): Pass eni_size_weights to
29502 tree_num_loop_insns.
29503 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29504 Pass eni_size_weights to estimate_num_insns.
29505 * tree.h (init_inline_once): Export.
29506 * toplev.c (backend_init): Call init_inline_once.
29507 * cgraphunit.c (cgraph_process_new_functions,
29508 cgraph_analyze_function): Pass eni_inlining_weights to
29509 estimate_num_insns.
29510 * ipa-inline.c (compute_inline_parameters): Ditto.
29511 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29512 to estimate_num_insns.
29513 (try_unroll_loop_completely): Pass eni_size_weights to
29514 tree_num_loop_insns.
29515 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29516 ot estimate_num_insns.
29517 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29518 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29519 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29520 eni_time_weights): New variables.
29521 (init_inline_once): Initialize them.
29522 (struct eni_data): Mew.
29523 (estimate_num_insns_1, estimate_num_insns): Use weights.
29524 * tree-inline.h (struct eni_weights_d): New.
29525 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29526 (estimate_num_insns): Declaration changed.
29527 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29528 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29529 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29531 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29533 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29534 relations in the conflict function is valid.
29536 2007-01-27 Ian Lance Taylor <iant@google.com>
29538 * common.opt: Add fstrict-overflow.
29539 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29540 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29541 (TYPE_OVERFLOW_UNDEFINED): Define.
29542 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29544 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29545 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29546 (fold_negate_expr): Likewise.
29547 (make_range): Likewise.
29548 (extract_muldiv_1): Likewise.
29549 (maybe_canonicalize_comparison): Likewise.
29550 (fold_comparison): Likewise.
29551 (fold_binary): Likewise.
29552 (tree_expr_nonnegative_p): Likewise.
29553 (tree_expr_nonzero_p): Likewise.
29554 * tree-vrp.c (compare_values): Likewise.
29555 (extract_range_from_binary_expr): Likewise.
29556 (extract_range_from_unary_expr): Likewise.
29557 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29559 (nowrap_type_p): Likewise.
29560 * tree-scalar-evolution.c (simple_iv): Likewise.
29561 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29562 (build_range_check): Likewise.
29563 (extract_muldiv_1): Likewise.
29564 (fold_comparison): Likewise.
29565 * tree-vrp.c (vrp_int_const_binop): Likewise.
29566 (extract_range_from_unary_expr): Likewise.
29567 * convert.c (convert_to_integer): Likewise.
29568 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29569 (fold_comparison): Likewise.
29570 (fold_binary): Likewise.
29571 * optabs.c (optab_for_tree_code): Likewise.
29572 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29573 * simplify-rtx.c (simplify_const_relational_operation): Check
29574 flag_strict_overflow and flag_trapv.
29575 (simplify_const_relational_operation): Likewise.
29576 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29577 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29580 2007-01-27 Roger Sayle <roger@eyesopen.com>
29582 * tree.c (tree_fold_gcd): Delete.
29583 * tree.h (tree_fold_gcd): Remove prototype.
29584 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29585 test whether one constant integer is a multiple of another. Instead
29586 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29587 * fold-const.c (multiple_of_p): We've determined both TOP and
29588 BOTTOM are integer constants so we can call int_const_binop directly
29589 instead of the more generic const_binop.
29591 2007-01-27 Roger Sayle <roger@eyesopen.com>
29593 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29594 1*X check that the constant hasn't overflowed, to preserve the
29596 (round_up): Provide an efficient implementation when rouding-up an
29597 INTEGER_CST to a power-of-two.
29599 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29601 * doc/sourcebuild.texi: Add comma for clarity.
29602 * doc/extend.texi: Fix some typos.
29603 * doc/passes.texi: Likewise.
29604 * doc/cppinternals.texi: Likewise.
29605 * doc/c-tree.texi: Likewise.
29606 * doc/tree-ssa.texi: Likewise.
29607 * doc/install.texi: Likewise.
29609 2007-01-27 Jan Hubicka <jh@suse.cz>
29611 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29612 (pass_sra): Do not require alias information.
29613 * passes.c (init_optimization_passes): Add SRA
29615 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29617 * tracer.c (rest_of_handle_tracer): We already cleaned
29618 up the CFG in tracer() so don't do it here again.
29619 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29620 cleanup_cfg here, either. And don't call renumber_insns.
29622 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29623 and BB_HEAD are in the insn stream here. Instead make sure
29624 that BB_INSN is valid on all insns. Also, do check here that
29625 there are no pending branch predictions...
29626 (rtl_verify_flow_info): ...instead of doing it here. Checks
29627 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29630 2007-01-26 Roger Sayle <roger@eyesopen.com>
29632 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29633 function to simplify/factorize operand order canonicalization.
29634 (ix86_fixup_binary_operands): Reorganize using the above function.
29635 (ix86_binary_operator_ok): Likewise.
29637 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29639 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29640 file scope from optimize_attrs.
29641 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29643 (optimize_attrs): Clear insn_code_values after freeing it.
29645 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29647 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29648 a parts.base assignment.
29650 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29652 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29653 (compute_subscript_distance, initialize_data_dependence_relation,
29654 finalize_ddr_dependent, analyze_ziv_subscript,
29655 analyze_siv_subscript_cst_affine,
29656 compute_overlap_steps_for_affine_univar,
29657 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29658 analyze_siv_subscript, analyze_miv_subscript,
29659 analyze_overlapping_iterations, subscript_dependence_tester_1,
29660 compute_self_dependence, free_dependence_relation): Work
29661 with affine_fn instead of chrecs.
29662 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29663 common_affine_function, affine_function_base,
29664 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29665 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29666 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29667 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29668 (all_chrecs_equal_p): Removed.
29669 * tree-data-ref.h (affine_fn, conflict_function): New types.
29670 (struct subscript): Change type of conflicting_iterations_in_a
29671 and conflicting_iterations_in_b.
29673 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29676 * config/pa/pa.h (TARGET_HPUX_11): New.
29677 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29678 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29680 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29681 Richard Guenther <rguenther@suse.de>
29683 * tree-ssa-structalias.c (solve_graph): Handle case
29684 we merged the variable to another.
29686 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29688 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29691 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29692 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29694 2007-01-25 DJ Delorie <dj@redhat.com>
29696 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29697 allow changes to modes which don't fit in those registers.
29699 * reload1.c (choose_reload_regs): Check for invalid subregs before
29700 computing their locations, not after.
29702 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29705 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29706 save Altivec registers in an eh_return function.
29707 (compute_vrsave_mask): Likewise.
29708 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29709 for saving Altivec registers.
29710 (rs6000_emit_prologue): Don't allocate stack twice in
29711 eh_return function. Correct expected value of altivec_save_offset
29712 when using save_world. Describe save of R0 to stack when using
29713 save_world. Describe stack pointer adjustment when using
29714 save_world. Remove duplicated eh_return parameter register saving.
29715 Update sp_offset variable after save_world.
29716 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29718 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29719 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29722 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29724 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29726 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29729 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29730 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29732 2007-01-25 Richard Guenther <rguenther@suse.de>
29734 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29735 * common.opt (-Wcoverage-mismatch): New warning option.
29736 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29737 if -Wcoverage-mismatch is given.
29739 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29741 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29742 (ipcp_driver): Change to static definition.
29743 Add dumping of the ifunctions.
29744 (constant_val_insert): Remove unused parameter. Support for SSA.
29745 (ipcp_propagate_const): Support for SSA.
29746 (ipcp_profile_bb_print): Print only analyzed nodes.
29747 (ipcp_replace_map_create): Remove support for Fortran constant
29749 * ipa-prop.c (ipa_method_modify_stmt,
29750 ipa_callsite_compute_param): Support for SSA.
29751 * ipa-prop.h (ipcp_driver): Remove declaration.
29752 (IS_VALID_TREE_MAP_INDEX): Add define.
29754 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29756 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29758 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29760 PR middle-end/30447
29761 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29762 constant argument to cabs and do it without checking for
29763 -funsafe-math-optimizations.
29765 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29767 * c-common.h (RID_FIRST_CXX0X): New.
29768 (RID_LAST_CXX0X): New.
29769 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29771 * c.opt (Wc++0x-compat): New.
29772 * doc/invoke.texi (-Wc++0x-compat): Document.
29774 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29776 * builtins.c (fold_builtin_carg): New.
29777 (fold_builtin_1): Use it.
29779 2007-01-24 Jan Hubicka <jh@suse.cz>
29781 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29783 * ipa-inline.c (initial_insns, max_insns): Delete.
29784 (compute_max_insns): New function.
29785 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29786 amount of insns as base for code growth.
29787 (cgraph_decide_inlining): Make initial_insns local; do not compute
29789 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29790 * doc/invoke.texi (inline-unit-growth): Update docs.
29792 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29794 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29795 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29796 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29797 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29798 for CPUs that have PTA_CX16 set.
29800 PR middle-end/27416
29801 * gimplify.c (omp_check_private): New function.
29802 (gimplify_scan_omp_clauses): Use it for
29803 firstprivate/lastprivate/reduction.
29805 PR middle-end/30494
29806 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29807 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29809 PR middle-end/30421
29810 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29811 If lower_lastprivate_clauses emits some statements, append them
29812 to dlist rather than body_p and to body_p append an initializer.
29813 (lower_omp_for): Adjust caller.
29815 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29817 * target.h (globalize_decl_name): New.
29818 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29819 * output.h (default_globalize_decl_name): New.
29820 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29822 (globalize_decl): Ditto.
29823 (default_globalize_decl_name): New.
29824 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29825 (ia64_handle_version_id_attribute): New.
29826 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29827 (ia64_asm_output_external): Use globalize_decl_name instead
29828 of globalize_label.
29829 * doc/extend.texi (version_id): New pragma.
29830 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29832 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29834 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29835 _uleb128_t and _Unwind_SWord with _sleb128_t.
29836 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29837 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29839 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29840 * unwind-pe.h (read_uleb128, read_sleb128,
29841 read_encoded_value_with_base): Likewise.
29842 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29844 2007-01-24 Richard Guenther <rguenther@suse.de>
29846 * builtins.c (expand_builtin_cexpi): Get the fndecl
29847 for cexp in the correct way.
29849 2007-01-24 Jan Hubicka <jh@suse.cz>
29851 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29854 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29856 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29857 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29858 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29859 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29860 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29861 __SIZEOF_PTRDIFF_T__.
29862 * doc/cpp.texi: Documentation for the new builtin macros added.
29864 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29866 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29867 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29868 instead of operands[2] to avoid access past the end of array.
29870 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29872 * reload1.c (emit_reload_insns): Pass the reload register
29873 for a non-spill output reload through forget_old_reloads_1.
29875 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29877 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29878 _SOFT_DOUBLE if doubles use software floating-point.
29879 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29880 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29881 * config/rs6000/darwin-ldouble.c: Also compile functions for
29882 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29883 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29884 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29885 commented-out long double override.
29886 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29887 * config/rs6000/eabispe.h: Likewise.
29888 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29889 long double for non-SPE.
29890 (rs6000_handle_option): Likewise.
29891 (invalid_e500_subreg): Disallow more subregs involding DImode,
29892 DFmode, TImode or TFmode.
29893 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29895 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29897 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29898 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29900 (rs6000_legitimate_address): Also check for TFmode for E500
29902 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29903 (spe_build_register_parallel): Handle TFmode and TCmode.
29904 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29906 (function_arg): Handle TFmode and TCmode for E500 double.
29907 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29909 (print_operand): Handle TFmode and TImode for %y.
29910 (rs6000_generate_compare): Handle TFmode comparisons for E500
29912 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29913 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29914 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29915 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29916 TFmode for E500 double.
29917 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29918 (floatsidf2): Enable for E500 double.
29919 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29920 (extenddftf2): Change to extenddftf2_fprs.
29921 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29922 depending on TARGET_E500_DOUBLE.
29923 (extendsftf2): Enable for E500 double.
29924 (trunctfdf2): Enable for E500 double.
29925 (trunctfsf2): Change to trunctfsf2_fprs.
29926 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29927 depending on TARGET_E500_DOUBLE.
29928 (floatsitf2): Enable for E500 double.
29929 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29930 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29931 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29932 (negtf2): Change to negtf2_internal.
29933 (negtf2): New expander.
29934 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29935 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29936 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29937 (movdi_internal32): Use rs6000_nonimmediate_operand.
29938 (unnamed splitter): Likewise.
29939 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29940 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29941 (SPE64TF, DITI): New mode macros.
29942 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29945 (frob_<mode>_di_2): New.
29946 (frob_tf_di_8_2): New.
29947 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29949 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29951 (frob_ti_<mode>_8_2): New.
29952 (frob_ti_tf_2): New.
29953 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29954 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29956 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29957 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29958 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29959 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29960 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29961 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29964 2007-01-23 Ian Lance Taylor <iant@google.com>
29966 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29968 (OBJS-archive): Reformat, alphabetize.
29969 (OBJS): Change out_object_file to OBJS-md.
29971 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29973 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29974 JUMP_P and CALL_P predicates where applicable.
29975 * config/i386/i386.c: Ditto.
29976 * config/i386/i386.md: Ditto.
29977 * config/i386/mmx.md: Ditto.
29978 * config/i386/predicates.md: Ditto.
29980 2007-01-22 Andreas Schwab <schwab@suse.de>
29982 * config/m68k/m68k.h: Fix comment.
29984 2007-01-22 Jan Hubicka <jh@suse.cz>
29986 * passes.c (init_optimization_passes): Do not rerun
29987 pass_early_warn_uninitialized.
29989 2007-01-22 Richard Guenther <rguenther@suse.de>
29991 PR tree-optimization/30038
29992 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29994 (execute_cse_sincos_1): Likewise.
29995 (execute_cse_sincos): Likewise.
29996 (gate_cse_sincos): Likewise.
29997 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29998 the cexpi() canonicalization of sincos().
29999 * tree-pass.h (pass_cse_sincos): Declare.
30000 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30002 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30004 PR rtl-optimization/29329
30005 * combine.c (replaced_rhs_insn): Rename to i2mod.
30006 (replaced_rhs_value): Rename to i2mod_new_rhs.
30007 (i2mod_old_rhs): New global variable.
30008 (combine_instructions): Adjust for above change. Save a copy of
30009 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30010 note are substituted in the second instruction.
30011 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30012 ditch the note if it pertains to the second eliminated register
30013 and this register is mentioned in i2mod_old_rhs.
30016 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30018 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30019 the insn to which the note was originally attached.
30021 2007-01-21 Jan Hubicka <jh@suse.cz>
30023 * ipa-inline.c (inlining_mode): Comment, move up.
30024 (cgraph_decide_inlining_incrementally): Do not perform inlining
30025 itself; fix handling of flattening of self recursive functions.
30026 (cgraph_find_cycles): Remove.
30027 (cgraph_flatten_node): Remove.
30028 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30029 (try_inline): New function.
30030 (cgraph_early_inlining): Update call of
30031 cgraph_decide_inlining_incrementally. Apply inlining here.
30032 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30034 2007-01-21 Dirk Mueller <dmueller@suse.de>
30037 * tree-vrp.c (check_array_bounds): do not warn
30038 about ADDR_EXPR's of ARRAY_REF's which are immediately
30039 used in binary expressions.
30041 2007-01-21 Ira Rosen <irar@il.ibm.com>
30043 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30044 read_write_dep and macros for its access.
30045 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30046 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30047 argument, call vect_check_interleaving for every independent pair of
30048 data-refs. Mark loads that access the same memory location as a store
30050 (vect_check_dependences): Remove.
30051 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30052 call, fix the call to vect_analyze_data_ref_dependence.
30053 (vect_analyze_data_ref_access): For statements that access the same
30054 data-ref, check that they are not stores; for loads, check that there
30055 is no store that access the same location.
30057 2007-01-20 Roger Sayle <roger@eyesopen.com>
30058 Joseph Myers <joseph@codesourcery.com>
30060 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30061 (-fdump-rtl-stack): Likewise.
30062 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30063 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30064 (-mpt-fixed): Use @minus{} for minus sign.
30065 (Using Precompiled Headers): Fix under/overfull hbox.
30067 2007-01-20 Jan Hubicka <jh@suse.cz>
30069 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30070 place within annotation.
30072 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30074 * pa.c (output_move_double): Change array size of xoperands to 4.
30076 2007-01-20 Jan Hubicka <jh@suse.cz>
30078 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30081 2007-01-19 Ian Lance Taylor <iant@google.com>
30083 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30084 constant to unsigned HOST_WIDE_INT before negating.
30086 2007-01-19 Ian Lance Taylor <iant@google.com>
30088 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30090 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30091 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30092 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30093 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30094 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30095 (realloc_vdef, realloc_vuse): Change second parameter to
30097 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30098 fields to unsigned.
30099 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30100 unsigned. Change x and lim locals to unsigned.
30101 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30103 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30104 (copy_virtual_operands): Change i and n locals to unsigned.
30106 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30108 PR middle-end/29335
30109 * builtins.c (fold_builtin_1): Handle builtin fdim.
30111 2007-01-20 Jan Hubicka <jh@suse.cz>
30113 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30114 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30115 init_alias_heapvars.
30116 (init_alias_heapvars): Initialize only when not already initialized.
30117 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30119 2007-01-19 Roger Sayle <roger@eyesopen.com>
30121 * common.opt (fsigned-zeros): New command line option.
30122 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30123 of flag_unsafe_math_optimizations.
30124 * opts.c (set_fast_math_flags): The -ffast-math command line option
30125 implies -fno-signed-zeros.
30126 (fast_math_flags_set_p): Likewise.
30128 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30129 the documentation of -ffast-math appropriately. Wrap long lines.
30131 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30133 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30134 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30136 2007-01-19 Tomas Bily <tbily@suse.cz>
30138 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30140 (tree_init_ic_make_global_vars): New function
30141 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30142 (tree_gen_ic_profiler): New function
30143 (tree_gen_ic_func_profiler): New function
30144 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30145 (tree_profile_hooks): Added hook for indirec/virtual calls
30146 * value-prof.c (tree_find_values_to_profile): New case for
30148 (tree_values_to_profile): Call for determining indirect/virtual
30150 (tree_indirect_call_to_profile): New function
30151 (tree_ic_transform): New function
30152 (tree_ic): New function
30153 (find_func_by_pid): New function
30154 (init_pid_map): New function
30155 (tree_value_profile_transformations): Added check for
30156 indirect/virtual call transformation
30157 * value-prof.h (enum hist_type): New counter type for
30158 indirect/virtual calls
30159 (profile_hooks): Added new hook for profiling indirect/virtual
30161 * profile.c (instrument_values): New case for indirect/virtual
30163 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30164 (GCOV_COUNTER_V_INDIR): New counter type
30165 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30166 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30168 * cgraph.c: Definition of cgraph_max_pid
30169 (cgraph_create_node): Default init of pid attribute
30170 * cgraph.h: Declaration of cgraph_max_pid
30171 (struct cgraph_node): Added pid attribute
30172 * libgcov.c (__gcov_indirect_call_profiler): New function
30173 (__gcov_one_value_profiler_body): New function
30174 (__gcov_one_value_profiler): Body was moved to
30175 __gcov_one_value_profiler_body and calls it
30177 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30179 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30180 * gengtype.c (write_types_data, write_func_for_structure,
30181 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30182 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30183 (walk_type, write_func_for_structure): Generate the mark_hook if
30186 2007-01-19 Jan Hubicka <jh@suse.cz>
30188 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30189 'early' argument take inlining mode argument specifying whether to
30190 inline for size/speeed or all functions; add support for flattening;
30192 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30194 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30197 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30198 the name of the declared identifier.
30200 2007-01-19 Dirk Mueller <dmueller@suse.de>
30202 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30203 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30204 duplicate evaluation.
30206 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30208 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30209 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30210 to XFMode, use acosxf2 and truncate result to requested mode.
30211 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30212 (asin<mode>2): Similarly, with asin expanders.
30213 (*fscalexf4_i387): Rename from *fscalexf4.
30214 (expNcorexf3): New expander.
30215 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30216 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30217 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30218 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30219 patterns for SSE math.
30220 (exp10<mode>2): Similarly, with exp10 expanders.
30221 (exp2<mode>2): Similarly, with exp2 expanders.
30222 (expm1<mode>2): Similarly, with expm1 expanders.
30223 (ldexp<mode>3): Similarly, with ldexp expanders.
30224 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30225 Use gen_truncxf<mode>2_i387_noop to truncate result.
30227 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30229 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30230 for ColdFire targets.
30232 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30233 Richard Sandiford <richard@codesourcery.com>
30235 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30236 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30237 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30238 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30239 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30240 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30242 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30244 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30245 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30246 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30247 (*adddi_dilshr32_cf): New pattern.
30248 (adddi3, subdi3): Remove first alternatives.
30250 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30252 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30253 implemented using move.l, do not use its cc result for floating-point
30256 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30258 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30259 from accepting 's' constraints if flag_pic.
30261 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30263 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30264 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30265 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30266 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30268 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30270 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30271 ColdFire alternatives.
30272 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30273 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30274 architectures that support ff1 instruction.
30276 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30277 Julian Brown <julian@codesourcery.com>
30279 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30280 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30281 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30284 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30286 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30288 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30289 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30290 HOST_WIDE_INT instead of an rtx.
30291 (m68k_rtx_costs): Update call accordingly.
30292 (output_move_const_into_data_reg): Likewise. Fix formatting.
30293 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30295 (output_move_simode_const): Update calls after above changes.
30296 Rework to use automatic variables and predicates like MEM_P.
30297 * config/m68k/m68k.md (pushexthisi_const): Update call to
30300 2007-01-19 Dirk Mueller <dmueller@suse.de>
30302 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30303 in dump_flags test.
30305 2007-01-19 Richard Guenther <rguenther@suse.de>
30307 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30308 via cexp in case sincos is not available.
30310 2007-01-19 Richard Guenther <rguenther@suse.de>
30312 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30313 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30314 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30315 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30316 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30317 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30318 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30319 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30321 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30323 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30325 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30326 (atan2xf3): Directly generate RTL pattern.
30327 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30328 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30329 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30330 disable patterns for SSE math.
30331 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30332 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30333 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30334 disable patterns for SSE math.
30336 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30338 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30340 2007-01-18 Roger Sayle <roger@eyesopen.com>
30342 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30343 VIEW_CONVERT_EXPR to the same type as it's operand.
30345 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30347 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30348 configured for long double 128.
30350 2007-01-18 Mike Stump <mrs@apple.com>
30352 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30355 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30357 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30360 2007-01-18 Jan Hubicka <jh@suse.cz>
30362 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30363 greater than NUM_VOP_FREE_BUCKETS.
30365 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30367 * tree-ssa-structalias.c: Update comments.
30368 (ptabitmap_obstack): Removed.
30369 (pta_obstack): New.
30370 (oldpta_obstack): Ditto.
30371 (stats): Add a few members.
30372 (struct variable_info): Remove node, complex, address_taken, and
30373 indirect_target members. Add oldsolution member.
30374 (new_var_info): Do not initialize removed members.
30375 (constraint_expr_type): Remove INCLUDES.
30376 (constraint_graph): Add size, implicit_preds, rep,
30377 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30378 (FIRST_REF_NODE): New macro.
30379 (LAST_REF_NODE): Ditto.
30380 (FIRST_ADDR_NODE): Ditto.
30381 (find): New function.
30383 (dump_constraint): Do not handle INCLUDES.
30384 (insert_into_complex): Do not insert duplicate constraints.
30385 (condense_varmap_nodes): Renamed and rewritten into ...
30386 (merge_node_constraints): This. Also fix bug in handling of
30387 offseted copy constraints.
30388 (clear_edges_for_node): No longer need to deal with preds at all,
30389 or removing associated preds/succs.
30390 (merge_graph_nodes): Deal with indirect_cycles.
30391 Don't deal with predecessors.
30392 (add_implicit_graph_edge): New function.
30393 (add_pred_graph_edge): Ditto.
30394 (add_graph_edge): Don't deal with predecessors.
30395 (build_constraint_graph): Removed.
30396 (build_pred_graph): New function.
30397 (build_succ_graph): Ditto.
30398 (struct scc_info): Removed in_component. Added roots, dfs, and
30399 node_mapping. Remove visited_index, unification_queue.
30400 (scc_visit): Deal with union-find we do now.
30401 Deal with cycles with REF nodes.
30402 (collapse_nodes): Renamed and rewritten to ...
30403 (unify_nodes): This.
30404 (process_unification_queue): Removed.
30405 (topo_visit): Cleanup
30406 (do_da_constraint): Use find.
30407 (do_sd_constraint): Ditto.
30408 (do_ds_constraint): Ditto.
30409 (do_complex_constraint): Ditto.
30410 (init_scc_info): Update for removed and added members.
30411 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30412 (find_indirect_cycles): This.
30413 (equivalence_class): New variable.
30414 (label_visit): New function.
30415 (perform_variable_substitution): Rewritten.
30416 (free_var_substitution_info): New function.
30417 (find_equivalent_node): Ditto.
30418 (move_complex_constraints): Ditto.
30419 (eliminate_indirect_cycles): Ditto.
30420 (solve_graph): Only propagate changed bits.
30421 Use indirect cycle elimination.
30423 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30424 (tree_id_eq): Renamed to ...
30425 (tree_vi_eq): This. Update for member change
30426 (insert_id_for_tree): Renamed and rewritten to ...
30427 (insert_vi_for_tree): This.
30428 (lookup_id_for_tree): Renamed and rewritten to ...
30429 (lookup_vi_for_tree): This.
30430 (get_id_for_tree): Renamed and rewritten to ...
30431 (get_vi_for_tree): Ditto.
30432 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30433 (process_constraint): Don't handle INCLUDES.
30434 Remove special ADDRESSOF case.
30435 (find_func_aliases): Rewrite to use vi functions instead of id
30437 (create_function_info_for): Ditto.
30438 (create_variable_info_for): Ditto.
30439 (intra_create_variable_infos): Ditto.
30440 (merge_smts_into): Ditto.
30441 (find_what_p_points_to): Ditto.
30442 (init_base_vars): Ditto.
30443 (init_alias_vars): Ditto.
30444 (remove_preds_and_fake_succs): New function.
30445 (dump_sa_points_to_info): Dump new stats.
30446 (dump_solution_for_var): Use find.
30447 (set_used_smts): Fix formatting.
30448 (compute_points_to_sets): Updated for new functions.
30449 (ipa_pta_execute): Ditto.
30451 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30452 Richard Sandiford <richard@codesourcery.com>
30454 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30456 * calls.c (expand_call): If the return value is a PARALLEL,
30457 extract its first member.
30458 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30459 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30460 use FUNCTION_EXTRA_EPILOGUE.
30461 (m68k_function_value): Return a PARALLEL if the return value
30462 is of a pointer type.
30463 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30464 (FUNCTION_EXTRA_EPILOGUE): Remove.
30465 * config/m68k/m68k.md (D0_REG): New constant.
30467 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30469 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30470 output a NOP for empty epilogues.
30472 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30474 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30475 before function. Extend register save check to include all
30476 registers, not just integer ones.
30478 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30480 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30481 (m68k_use_return_insn): ...this.
30482 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30483 * config/m68k/m68k.c (use_return_insn): Rename to...
30484 (m68k_use_return_insn): ...this.
30485 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30486 of USE_RETURN_INSN.
30488 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30490 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30491 nearest even, fix denormal rounding overflow.
30493 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30495 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30496 f%$smove and f%$move.
30497 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30498 (extendsfdf2_cf): Use fdmove instead of f%&move.
30499 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30500 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30502 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30504 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30507 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30509 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30510 (coldfire_single_format): Declare.
30511 (coldfire_double_format): Likewise.
30512 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30513 of qnan_msb_set to determine the lower bits of a canonical
30515 (encode_ieee_double): Likewise.
30516 (encode_ieee_quad): Likewise.
30517 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30518 (mips_single_format): Likewise.
30519 (ieee_double_format): Likewise.
30520 (mips_double_format): Likewise.
30521 (ieee_extended_motorola_format): Likewise.
30522 (ieee_extended_intel_96_format): Likewise.
30523 (ieee_extended_intel_128_format): Likewise.
30524 (ieee_extended_intel_96_round_53_format): Likewise.
30525 (ibm_extended_format): Likewise.
30526 (mips_extended_format): Likewise.
30527 (ieee_quad_format): Likewise.
30528 (mips_quad_format): Likewise.
30529 (vax_f_format): Likewise.
30530 (vax_d_format): Likewise.
30531 (vax_g_format): Likewise.
30532 (i370_single_format): Likewise.
30533 (i370_double_format): Likewise.
30534 (decimal_single_format): Likewise.
30535 (decimal_double_format): Likewise.
30536 (decimal_quad_format): Likewise.
30537 (c4x_single_format): Likewise.
30538 (c4x_extended_format): Likewise.
30539 (real_internal_format): Likewise.
30540 (coldfire_single_format): New real_format.
30541 (coldfire_double_format): Likewise.
30542 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30543 canonical_nan_lsbs_set.
30544 (pdp11_d_format): Likewise.
30545 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30546 if TARGET_COLDFIRE_CPU.
30548 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30550 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30551 (output_call, m68k_legitimize_call_address): Declare.
30552 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30553 parenthesees. Add support for a 'W' constraint.
30554 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30555 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30556 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30557 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30559 (override_options): Initialize them. Do not set flag_no_function_cse
30560 for TARGET_ID_SHARED_LIBRARY.
30561 (m68k_output_pic_call): Delete.
30562 (m68k_legitimize_call_address): New function.
30563 (print_operand): Remove the %o prefix. Handle the %p prefix.
30564 (output_call): New function.
30565 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30566 target address from the GOT if symbolic jumps are not allowed.
30567 * config/m68k/m68k.md (call, general_operand): Do not set
30568 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30569 Merge separate flag_pic and !flag_pic define_insns into...
30570 (*call, *call_value): ...these new patterns. Match the address
30571 rather than the containing MEM and require it to be a call_operand.
30572 Use output_call to generate the asm template.
30573 * config/m68k/predicates.md (const_call_operand): New predicate.
30574 (call_operand): Likewise.
30576 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30578 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30579 (STACK_GROWS_DOWNWARD): Define to 1.
30580 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30581 comments, emphasizing that these values are only defaults.
30582 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30583 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30585 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30587 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30589 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30590 Richard Sandiford <richard@codesourcery.com>
30592 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30593 (FP_REGNO_P): New macros.
30594 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30595 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30596 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30597 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30599 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30601 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30602 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30604 * config/m68k/t-floatlib: New file, extracting common code from...
30605 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30606 * config/m68k/t-uclinux: Here.
30607 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30608 routines on ColdFire targets.
30610 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30612 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30613 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30614 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30615 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30616 explicitly set MOTOROLA to 1.
30617 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30619 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30620 Nathan Sidwell <nathan@codesourcery.com>
30622 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30623 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30624 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30625 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30626 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30627 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30628 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30629 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30630 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30631 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30632 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30633 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30634 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30635 (DBX_REGISTER_NUMBER): Delete.
30636 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30637 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30638 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30640 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30642 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30643 * config/flat.h: New file.
30644 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30645 OBJECT_FORMAT_FLAT.
30646 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30647 indirect references for -msep-data or -mid-shared-library.
30648 Do not use PC-relative code addresses either.
30649 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30651 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30652 for shared libraries and crt1.o for executables. Use crti.o and
30654 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30655 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30656 Do not add -elf2flt or -shared-lib-id options here.
30657 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30658 Pass -shared-lib-id if -mid-shared-library, taking the library
30659 identifier from -mshared-library-id if given, otherwise
30661 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30662 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30663 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30664 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30665 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30666 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30668 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30669 jump sequence for ISA A and ISA A+.
30670 (PICJUMP): Likewise.
30672 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30674 * config.gcc (m68k-*-uclinux*): Base the port on the common
30675 and m68k GNU/Linux files rather than on the generic ELF ones.
30676 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30677 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30679 2007-01-18 Julian Brown <julian@codesourcery.com>
30680 Richard Sandiford <richard@codesourcery.com>
30682 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30683 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30684 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30686 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30687 80 unconditionally.
30688 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30690 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30692 * doc/install.texi: Document m68k-uclinuxoldabi.
30693 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30694 * config/m68k/uclinux-oldabi.h: New file, copied from
30695 config/m68k/uclinux.h.
30697 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30699 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30700 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30701 (m32r_compute_frame_size): Use unsigned for regno.
30702 (m32r_reload_lr): Use gen_frame_mem.
30704 (m32r_output_function_epilogue): Don't output the function epilogue
30706 (m32r_expand_epilogue): New.
30707 (direct_return): Return false if the function has the interrupt
30709 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30710 * config/m32r/m32r.md (epilogue): New expander.
30711 (return_lr, return_rte): New insns.
30712 (return): Make it expander.
30713 (return_normal): New expander.
30715 2007-01-18 Josh Conner <jconner@apple.com>
30718 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30719 support for UNLE, UNLT, UNGE, and UNGT.
30721 2007-01-18 Jan Hubicka <jh@suse.cz>
30723 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30724 * tree-tailcall (add_virtual_phis): Likewise.
30725 (optimize_tail_call): Return TODOs.
30726 (execute_tail_calls): Return TODOs.
30727 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30728 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30730 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30731 Cleanup cfg using TODO.
30732 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30733 * passes.c (execute_function_todo): When cleanup did something, remove
30735 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30736 (make_edges): Don't cleanup_cfg.
30738 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30740 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30741 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30742 operate on the top of stack.
30743 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30744 register handling of instructions that output to the second
30746 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30747 (move_for_stack_reg): Special-case check for dead destination
30748 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30750 * config/i386/i386.md (UNSPEC_TAN): New constant.
30751 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30752 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30753 to correctly model move of constant 1.0 to top stack slot.
30754 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30755 (unnamed peephole2 pattern): Remove corresponding peephole2
30756 pattern that optimizes tan insn and loading of constant 1.0.
30757 (tanxf2): Use fptanxf4_i387.
30758 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30759 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30760 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30761 disable patterns for SSE math.
30762 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30763 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30765 2007-01-18 Dirk Mueller <dmueller@suse.de>
30766 Richard Guenther <rguenther@suse.de>
30769 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30770 * common.opt (Warray-bounds): Add new warning option.
30771 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30773 * Makefile.in: make tree-vrp.o depend on toplev.h
30774 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30776 (check_array_refs, check_array_bounds, check_array_ref): New.
30778 2007-01-18 Jan Hubicka <jh@suse.cz>
30780 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30781 (execute_ssa_ccp): Return flags conditionally.
30782 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30784 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30786 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30788 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30789 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30791 * Makefile.c (GTFILES): Add cfglayout.h.
30792 * gengtype.c (open_base_files): Likewise.
30793 * cfglayout.c (cfg_layout_function_footer,
30794 cfg_layout_function_header) Reindent to make gengtype happy.
30795 * cfglayout.h (cfg_layout_function_footer,
30796 cfg_layout_function_header): Add GTY(()) marker.
30798 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30800 2007-01-18 Ben Elliston <bje@au.ibm.com>
30802 * genautomata.c (write_automata): Include xstrerror output in the
30803 error message if writing the DFA description file fails.
30805 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30807 * config/mips/mips-protos.h (mips_output_external): Make it
30809 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30810 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30811 (extern_list): Likewise.
30812 (extern_head): Likewise.
30813 (TARGET_ASM_FILE_END): Likewise.
30814 (mips_file_end): Likewise.
30815 (mips_output_external): Rewritten.
30817 2007-01-18 Ben Elliston <bje@au.ibm.com>
30819 * genpreds.c (write_insn_preds_c): Only write out the function
30820 body for regclass_for_constraint if we have register constraints.
30822 2007-01-17 Tom Tromey <tromey@redhat.com>
30824 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30825 * doc/install.texi (Testing): Use sourceware.org.
30826 (Binaries): Likewise.
30827 (Specific): Likewise.
30828 * doc/contrib.texi (Contributors): Use sourceware.org.
30830 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30832 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30833 (AVR_ENHANCED): Rename to ...
30834 (AVR_HAVE_MUL): ... new.
30835 (avr_enhanced_p): Rename to ...
30836 (avr_have_mul_p): ... new.
30837 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30838 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30839 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30840 (avr_have_mul_p): ... new.
30841 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30842 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30843 'avr_enhanced_p' and 'enhanced'.
30844 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30845 AVR_HAVE_MUL instead of AVR_ENHANCED.
30846 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30847 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30848 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30849 instead of AVR_ENHANCED.
30850 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30851 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30852 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30854 2007-01-17 Ian Lance Taylor <iant@google.com>
30856 * vec.h (VEC_reserve_exact): Define.
30857 (vec_gc_p_reserve_exact): Declare.
30858 (vec_gc_o_reserve_exact): Declare.
30859 (vec_heap_p_reserve_exact): Declare.
30860 (vec_heap_o_reserve_exact): Declare.
30861 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30863 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30864 negative parameter.
30865 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30866 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30867 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30868 * vec.c (calculate_allocation): Add exact parameter. Change all
30870 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30871 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30872 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30873 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30874 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30875 (vec_heap_p_reserve_exact): New function.
30876 (vec_heap_o_reserve_exact): New function.
30878 2007-01-17 Jan Hubicka <jh@suse.cz>
30880 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30882 2007-01-17 Eric Christopher <echristo@apple.com>
30884 * config.gcc: Support core2 processor.
30886 2007-01-16 Jan Hubicka <jh@suse.cz>
30888 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30889 the names, just unlink the chain so we don't crash on dangling
30893 2007-01-16 Jan Hubicka <jh@suse.cz>
30895 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30896 * tree-pass.h: Reorder to make IPA passes appear toegher.
30897 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30899 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30900 parameters, do not call early inliner.
30901 * ipa-inline.c: Update comments. Include tree-flow.h
30902 (cgraph_decide_inlining): Do not compute inlining parameters.
30903 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30904 be called with function context set up.
30905 (pass_ipa_inline): Remove unreachable functions before pass.
30906 (cgraph_early_inlining): Simplify assuming to be called from the
30908 (pass_early_inline): New pass.
30909 (cgraph_gate_ipa_early_inlining): New gate.
30910 (pass_ipa_early_inline): Turn into simple wrapper.
30911 (compute_inline_parameters): New function.
30912 (gate_inline_passes): New gate.
30913 (pass_inline_parameters): New pass.
30914 (apply_inline): Move here from tree-optimize.c
30915 (pass_apply_inline): New pass.
30916 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30918 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30919 doing them by hand.
30920 (tree_function_versioning): Do not allocate dummy struct function.
30921 * tree-inline.h (optimize_inline_calls): Update prototype.
30922 * tree-optimize.c (execute_fixup_cfg): Export.
30923 (pass_fixup_cfg): Remove
30924 (tree_rest_of_compilation): Do not apply inlines.
30925 * tree-flow.h (execute_fixup_cfg): Declare.
30926 * Makefile.in (gt-passes.c): New.
30927 * passes.c: Include gt-passes.h
30928 (init_optimization_passes): New passes.
30929 (nnodes, order): New static vars.
30930 (do_per_function_toporder): New function.
30931 (execute_one_pass): Dump current pass here.
30932 (execute_ipa_pass_list): Don't dump current pass here.
30934 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30936 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30937 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30939 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30941 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30942 (strong_alias): Define.
30943 (__gcc_qmul): Provide non-FMA for soft-float.
30944 (__gcc_qdiv): Same.
30949 (__gcc_qunord): New.
30959 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30960 soft-float functions.
30961 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30962 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30963 about long double soft float.
30965 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30966 Tehila Meyzels <tehila@il.ibm.com>
30968 * tree-vectorizer.h (is_pattern_stmt_p): New.
30969 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30970 formatting (tabs instead of spaces). Cleanup and clarify setting
30971 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30972 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30973 (vectorizable_type_demotion): Check that types are integral.
30974 (vectorizable_type_promotion): Likewise.
30975 (vectorizable_store): Fix typo. Eliminate new-line at end of
30978 2007-01-16 Jan Hubicka <jh@suse.cz>
30980 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30983 2007-01-15 Eric Christopher <echristo@apple.com>
30985 * ifcvt.c: Include vec.h, vecprim.h.
30986 (check_cond_move_block): New argument regs.
30987 Reorganize. Add registers used to regs.
30988 (cond_move_process_if_block): Use regs set above as
30991 2007-01-15 Eric Christopher <echristo@apple.com>
30993 * config/darwin.h: Update copyright.
30994 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30995 (LINK_COMMAND_SPEC): Add -u.
30996 (LINK_SPEC): Fix umbrella for above.
30998 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31000 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31003 2007-01-15 Tom Tromey <tromey@redhat.com>
31005 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31006 * doc/install.texi (Testing): Don't mention jacks.
31007 (Configuration): Document --enable-java-maintainer-mode. Move
31008 --with-java-home to libgcj-specific section. Document
31010 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31012 2007-01-15 Jan Hubicka <jh@suse.cz>
31014 * tree-ssa-dce.c (DCE_TODOs): New.
31015 (propagate_necessity): Return if something changed.
31016 (eliminate_unnecessary_stmts): Likewise.
31017 (perform_tree_ssa_dce): Return TODO flags when needed.
31018 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31020 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31022 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31023 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31024 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31025 patterns using X87MODEF12 mode macro. Extend operand 1
31026 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31027 (log10<mode>2): Ditto.
31028 (log2<mode>2): Ditto.
31029 (log1p<mode>2): Ditto.
31030 (logb<mode>2): Ditto.
31031 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31032 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31033 (*fxtractxf3_i387): Rename from *fxtractxf3.
31034 (fxtract_extend<mode>xf3_i387): New insn pattern.
31035 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31036 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31037 and gen_fyl2xxf3_i387().
31039 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31041 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31042 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31043 get_loop_exit_edges. Changed return type to bool.
31044 * cfgloop.h (fix_loop_placement): Declaration removed.
31046 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31048 * param.h (MIN_VECT_LOOP_BOUND): New.
31049 * params.def (MIN_VECT_LOOP_BOUND): New.
31050 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31051 argument - minimum threshold for number of iterations.
31052 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31053 argument to declaration.
31054 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31055 MIN_VECT_LOOP_BOUND.
31056 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31057 slpeel_tree_peel_loop_to_edge with additional argument.
31058 (vect_do_peeling_for_alignment): Likewise.
31059 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31061 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31064 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31065 operands of size 1.
31067 2007-01-14 Jan Hubicka <jh@suse.cz>
31069 * tree-dfa.c (remove_referenced_var): New function.
31070 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31071 prune referenced vars list too.
31072 * tree-flow.h (remove_referenced_var): Declare.
31074 2007-01-14 Jan Hubicka <jh@suse.cz>
31076 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31078 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31079 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31080 * except.h (verify_eh_throw_table_statements): Kill prototype.
31081 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31082 into call exrepssions.
31083 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31085 * tree-cfg.c: Include pointer-set.h.
31086 (verify_node_sharing): Work on pointer set.
31087 (verify_eh_throw_stmt_node): New.
31088 (verify_stmts): Use pointers sets, verify throw_stmt.
31090 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31092 * ipa-reference.c (analyze_function): Consider also addresses taken
31095 2007-01-12 Roger Sayle <roger@eyesopen.com>
31097 * c-typeck.c (null_pointer_constant_p): Replace use of
31098 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31099 (build_c_cast): Likewise.
31101 2007-01-12 Roger Sayle <roger@eyesopen.com>
31103 * tree.h (force_fit_type_double): Remove unused final argument.
31104 * c-common.c (constant_expression_warning): Replace use of
31105 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31106 (convert_and_check): Likewise.
31107 (shorten_compare): Update call to force_fit_type_double.
31108 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31109 * convert.c (convert_to_pointer): Update call to
31110 force_fit_type_double.
31111 * fold-const.c (force_fit_type_double): Remove overflowed_const
31113 (int_const_binop, fold_convert_const_int_from_int,
31114 fold_convert_const_int_from_real, fold_div_compare,
31115 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31116 fold_abs_const, fold_not_const): Remove the final argument from
31117 calls to force_fit_type_double.
31119 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31121 * configure.ac: Set insn to "nop" for spu-*-* also.
31122 * configure: Regenerate.
31124 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31126 * builtins.def : Add BUILT_IN_FREE.
31128 2007-01-12 Jan Hubicka <jh@suse.cz>
31130 PR tree-optimization/30443
31131 * tree-inline.c (tree_function_versioning): Do not optimize when
31132 cloning for inlining.
31134 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31136 * doc/loop.texi: Document recording of loop exits.
31137 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31138 (update_single_exits_after_duplication,
31139 update_single_exit_for_duplicated_loop,
31140 update_single_exit_for_duplicated_loops): Removed.
31141 (duplicate_loop_to_header_edge): Do not call
31142 update_single_exits_after_duplication and
31143 update_single_exit_for_duplicated_loops.
31144 (loop_version): Do not update single_exit information.
31145 (fix_loop_structure): Use record_loop_exits instead of
31146 mark_single_exit_loops.
31147 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31148 the lists of loop exits.
31149 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31150 split_edge, merge_blocks): Update the lists of loop exits.
31151 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31152 loop_optimizer_init.
31153 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31154 of mark_single_exit_loops.
31155 (loop_optimizer_finalize): Call release_recorded_exits.
31156 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31157 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31158 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31159 update single exit information.
31160 * lambda-code.c (perfect_nestify): Ditto.
31161 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31162 (mark_single_exit_loops): Removed.
31163 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31164 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31165 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31167 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31168 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31169 (verify_loop_structure): Verify consistency of the exit lists.
31170 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31171 (set_single_exit): Removed.
31172 * cfgloop.h (struct loop_exit): New function.
31173 (struct loop): single_exit_ field replaced by exits field.
31174 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31175 LOOPS_HAVE_RECORDED_EXITS.
31176 (struct loops): Added exits hash.
31177 (mark_single_exit_loops, set_single_exit): Declaration removed.
31178 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31180 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31182 * doc/invoke.texi: Avoid use of @headitem.
31184 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31186 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31188 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31190 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31193 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31194 Richard Sandiford <richard@codesourcery.com>
31196 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31197 * config/m68k/m68k.opt: Resort options.
31198 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31200 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31201 Richard Sandiford <richard@codesourcery.com>
31203 * doc/invoke.texi: Document the macros that are defined by
31204 m68k's -mtune and -mhard-float options.
31205 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31206 (m68k_cpp_cpu_family): Likewise.
31207 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31208 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31209 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31210 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31211 (m68k_cpp_cpu_family): Likewise.
31213 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31215 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31216 macros besides mc68000 as tuning macros. Use a switch statement
31217 to set them and mcpu32.
31219 2007-01-12 Julian Brown <julian@codesourcery.com>
31221 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31222 (TARGET_68040_ONLY): Rename to...
31223 (TARGET_68040): ...this.
31224 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31225 * config/m68k/m68k.md: Likewise.
31227 2007-01-12 Julian Brown <julian@codesourcery.com>
31228 Nathan Sidwell <nathan@codesourcery.com>
31229 Richard Sandiford <richard@codesourcery.com>
31231 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31232 the -mcpu= argument associated with the --with-cpu setting.
31233 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31234 if different from the one implied by the -mcpu setting.
31235 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31236 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31237 * doc/invoke.texi: Mention ColdFire in the introduction to the
31238 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31239 -mno-div and -mhard-float options. Make -m68881 a synonym for
31240 -mhard-float. Document the previously-undocumented -m5206e,
31241 -m528x, -m5307 and -m5407 options. Tweak the existing option
31242 documentation for consistency.
31243 * doc/install.texi: Mention new --with-cpu arguments.
31244 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31245 default CPU if neither -mcpu nor -march are specified.
31246 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31247 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31248 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31249 using m68k_tune to decide between families that implement the
31250 same ISA. Use m68k_tune to set __mcfv4e__.
31251 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31252 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31253 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31254 (FL_ISA_C, FL_ISA_MMU): New macros.
31255 (MASK_COLDFIRE): Delete.
31256 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31257 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31258 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31259 (TARGET_HARD_FLOAT): Do not define here.
31260 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31261 (TUNE_68000): New macro.
31262 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31263 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31264 (TUNE_CFV2): Redefine in terms of m68k_tune.
31265 (uarch_type, target_device, fpu_type): New enums.
31266 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31267 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31268 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31269 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31270 (FL_FOR_isa_c): New macros.
31271 (m68k_isa): New enum.
31272 (m68k_target_selection): New structure.
31273 (all_devices, all_isas, all_microarchs): New tables.
31274 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31275 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31276 (MASK_ALL_CPU_BITS): Delete.
31277 (m68k_find_selection): New function.
31278 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31279 Map the legacy target options to a combination of the new ones.
31280 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31281 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31282 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31284 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31285 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31287 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31288 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31289 * config/m68k/m68k-devices.def: New file.
31291 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31292 Nathan Sidwell <nathan@codesourcery.com>
31294 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31295 (SUBTARGET_EXTRA_SPECS): New macros.
31296 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31297 use %(asm_cpu_spec) instead.
31298 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31299 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31300 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31301 (EXTRA_SPECS): Rename to...
31302 (SUBTARGET_EXTRA_SPECS): ...this.
31304 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31305 Richard Sandiford <richard@codesourcery.com>
31306 Julian Brown <julian@codesourcery.com>
31308 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31309 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31310 to the configuration's default CPU.
31311 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31312 Remove default masks.
31313 (m680[012]0-*-*): Set the default with_cpu to the first part of
31315 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31316 (m68k*-*-linux): Extend the --with-cpu handling to...
31317 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31318 and m68010. Don't set target_cpu_default2.
31319 * doc/install.texi: Document --with-cpu for m68k.
31320 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31321 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31322 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31323 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31324 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31325 (ASM_SPEC): Remove use of %(asm_cpu_default).
31326 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31327 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31328 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31329 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31330 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31331 (TARGET_DEFAULT): Delete.
31332 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31333 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31334 (CPP_CPU_SPEC): Delete.
31335 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31336 the appropriate string.
31337 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31338 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31339 (ASM_SPEC): Don't use %(asm_default_spec).
31340 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31341 TARGET_DEFAULT and add MASK_68881.
31342 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31344 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31346 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31347 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31348 MASK_68010 alongside MASK_68020.
31349 * doc/invoke.texi: Document -m68010.
31350 * config/m68k/m68k.opt (m68010): New.
31351 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31353 (TUNE_68010): New macro.
31354 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31355 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31356 (M68K_CPU_m68332): Add MASK_68010.
31357 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31358 fallback definition.
31359 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31361 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31362 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31363 to all entries that use MASK_68020.
31364 (output_move_simode_const, output_move_himode, output_move_qimode)
31365 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31366 instead of TARGET_68020 to select clr behavior. Remove comment
31367 about there being no TARGET_68010.
31368 * config/m68k/m68k.md: Likewise throughout.
31370 2007-01-12 Julian Brown <julian@codesourcery.com>
31372 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31373 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31374 * config/m68k/m68k.md: Likewise.
31376 2007-01-12 Julian Brown <julian@codesourcery.com>
31378 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31379 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31381 2007-01-12 Julian Brown <julian@codesourcery.com>
31383 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31384 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31385 * config/m68k/m68k.md: Likewise.
31387 2007-01-12 Julian Brown <julian@codesourcery.com>
31388 Richard Sandiford <richard@codesourcery.com>
31390 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31391 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31392 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31394 (TARGET_CPU32): Rename to...
31395 (TUNE_CPU32): ...this.
31396 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31397 (TUNE_CFV2): New macros.
31398 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31399 remove conditions that are implied by TARGET_68020.
31400 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31401 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31402 (m68k_output_function_epilogue): Likewise.
31403 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31404 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31405 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31406 non-68000 timings. Refactor multiplication and division costs.
31407 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31408 TUNE_CPU32 instead of TARGET_CPU32.
31409 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31410 and TUNE_68060 instead of TARGET_68060.
31411 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31412 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31414 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31415 && !TARGET_COLDFIRE" to choose between moveq and clr.
31416 Likewise in the unnamed movsf pattern.
31417 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31418 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31421 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31423 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31424 of tabbing before backslashes.
31426 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31428 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31429 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31430 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31432 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31434 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31435 find_interesting_uses_cond.
31436 (find_interesting_uses_cond): Use extract_cond_operands.
31437 (rewrite_use_compare): Use extract_cond_operands and
31438 force_gimple_operand_bsi. Do not call update_stmt.
31439 (determine_use_iv_cost_condition): Use extract_cond_operands.
31440 Return cheaper of using original bound and changing the exit bound.
31442 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31444 PR tree-optimization/29516
31445 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31446 most_expensive_mult_to_index, addr_to_parts,
31447 create_mem_ref, maybe_fold_tmr): Make the type of
31448 fields of TARGET_MEM_REF sizetype.
31449 (move_fixed_address_to_symbol, move_pointer_to_base):
31451 * tree.def (TARGET_MEM_REF): Add comment on types of
31454 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31456 * c-common.c (vector_types_convertible_p): Treat opaque types as
31457 always convertible if they have the same size, but not otherwise.
31459 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31461 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31462 Remove the b_unconditional field.
31463 (noce_try_sign_mask): Do not look at b_unconditional.
31464 (noce_process_if_block): Do not use merge_if_blocks. Update
31465 the CFG here. Do not set b_unconditional.
31466 (cond_move_process_if_block): Likewise.
31467 (find_cond_trap): Likewise.
31468 (check_cond_move_block): Require simple jump insns at the end
31469 of the basic block.
31471 2007-01-11 Jan Hubicka <jh@suse.cz>
31473 PR tree-optimization/1046
31474 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31475 when alias info is not ready.
31476 (pass_tail_recursion): Do not require aliasing.
31477 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31478 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31479 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31480 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31481 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31482 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31483 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31485 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31486 When aliasing is not build, mark statement as volatile.
31488 2007-01-11 Tom Tromey <tromey@redhat.com>
31490 PR preprocessor/15185, PR preprocessor/20989:
31491 * doc/cppopts.texi <-MT>: Update description of algorithm for
31492 computing default target.
31493 <-M, -MD>: Reword "basename" text.
31495 2007-01-11 Roger Sayle <roger@eyesopen.com>
31497 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31498 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31499 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31500 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31501 fold_builtin_bswap, real_constp, fold_builtin_pow,
31502 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31503 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31504 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31505 * convert.c (convert_to_pointer): Likewise.
31506 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31507 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31508 const_binop, fold_convert_const_int_from_int,
31509 fold_convert_const_int_from_real,
31510 fold_convert_const_real_from_real, sign_bit_p,
31511 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31512 fold_sign_changed_comparison, fold_unary, fold_comparison,
31513 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31514 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31515 * print-tree.c (print_node_brief, print_node): Likewise.
31516 * stor-layout.c (place_field, layout_type): Likewise.
31517 * tree-chrec.c (keep_cast): Likewise.
31518 * tree.c (build_vector, build_real, build_real_from_int_cst,
31519 build_complex): Likewise.
31521 2007-01-11 Roger Sayle <roger@eyesopen.com>
31523 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31524 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31526 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31528 * configure.ac (strict1_warn): Rename to strict_warn.
31529 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31530 cc_set_by_configure, quoted_cc_set_by_configure,
31531 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31532 all_boot_languages, all_stagestuff): Remove.
31533 (target_list): Remove bootstrap targets.
31534 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31535 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31536 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31537 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31538 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31539 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31540 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31541 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31542 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31543 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31544 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31545 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31546 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31547 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31548 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31549 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31550 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31551 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31552 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31553 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31554 (mostlyclean): Adjust.
31555 (clean, distclean): Don't mention bootstrap stuff.
31556 * configure: Regenerate.
31557 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31558 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31559 treelang/config-lang.in (stagestuff): Remove.
31560 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31561 stageprofile, stagefeedback, stagestuff): Remove mention.
31563 2007-01-11 Nick Clifton <nickc@redhat.com>
31565 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31567 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31568 (mcore_arith_K_S_operand): Run the test for the S constraint not
31569 the test for the M constraint.
31570 (mcore_addsub_operand): Do not accept integer values that are
31571 larger than 32 bits.
31572 * config/mcore/mcore.md: Remove unused constraints from split.
31573 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31574 (addsi3): Likewise.
31575 (allocate_stack): Likewise.
31576 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31577 operands to 32 bits.
31578 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31580 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31581 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31582 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31583 mcore_output_bclri, mcore_output_andn, output_inline_const,
31584 mcore_output_move, mcore_output_movedouble): Likewise.
31585 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31586 (output_inline_const): Likewise.
31587 (output_inline_const): Fix format strings used in sprintf
31589 * config/mcore/mcore-protos.h: Update prototypes for changed
31590 functions in mcore.c.
31591 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31592 HOST_WIDE_INT and not int.
31593 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31594 CONST_OK_FOR_N): Likewise.
31595 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31596 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31599 2007-01-10 Jan Hubicka <jh@suse.cz>
31601 * tree-vrp.c (remove_range_assertions): Release defs.
31602 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31603 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31605 2007-01-10 Paul Brook <paul@codesourcery.com>
31607 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31608 * config/arm/arm.md (mulsi3subsi): New insn.
31610 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31612 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31613 (tree_transform_and_unroll_loop): New.
31614 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31617 2007-01-10 Robert Kennedy <jimbob@google.com>
31619 * fold-const.c (fold_comparison): Fold comparisons like (x *
31620 1000 < 0) to (x < 0).
31622 2007-01-10 Ian Lance Taylor <iant@google.com>
31624 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31625 operands have the same priority.
31627 2007-01-10 Tom Tromey <tromey@redhat.com>
31629 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31630 (fold_binary): Likewise.
31631 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31632 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31633 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31634 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31635 * langhooks.h (struct lang_hooks): Removed field
31636 'can_use_bit_fields_p'.
31638 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31640 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31642 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31644 * function.c (get_last_funcdef_no): New function.
31645 * function.h (get_last_funcdef_no): Declare.
31646 * tree-inline.c (initialize_cfun): Add initialization.
31647 (tree_function_versioning): Cleanup.
31649 2007-01-10 Jan Hubicka <jh@suse.cz>
31651 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31654 2007-01-10 Sa Liu <saliu@de.ibm.com>
31655 Ben Elliston <bje@au.ibm.com>
31657 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31658 for SAVE_NONLOCAL and Pmode for any other save level.
31659 * spu-protos.h (spu_restore_stack_block): Declare.
31660 * spu.md (save_stack_block): Remove.
31661 (restore_stack_block): Call spu_restore_stack_block.
31662 * spu.c (spu_restore_stack_block): New function.
31663 (spu_expand_epilogue): Remove old comment.
31665 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31667 PR tree-optimization/30322
31668 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31669 (cand_value_at): Return the value as aff_tree.
31670 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31671 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31672 aff_combination_mult): New functions.
31673 (aff_combination_add): Use aff_combination_add_cst.
31674 (aff_combination_convert): Allow conversions to a wider type.
31675 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31676 * tree-affine.h (aff_combination_mult): Declare.
31678 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31680 * doc/tm.texi: Update documentation to reflect reality of exec
31681 and start file search behaviours. Update copyright year.
31682 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31683 header file directories.
31685 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31687 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31688 (*cosxf2): Rename to cosxf2_i387.
31689 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31690 using X87MODEF12 mode macro. Rename patterns to
31691 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31693 (*cosdf2, *cossf2): Ditto.
31694 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31695 to match extended input operands.
31696 (sincos<mode>3): New expander.
31697 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31698 insn patterns and corresponding splitters.
31700 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31702 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31703 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31705 2007-01-09 Nicolas Pitre <nico@cam.org>
31708 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31710 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31712 * target.h (struct gcc_target): New field library_rtti_comdat.
31713 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31714 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31715 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31716 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31718 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31720 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31722 2007-01-08 Richard Guenther <rguenther@suse.de>
31724 * tree.h (force_fit_type_double): Export.
31725 (force_fit_type): Remove.
31726 * fold-const.c (force_fit_type_double): New function.
31727 (force_fit_type): Remove.
31728 (int_const_binop): Use it.
31729 (fold_convert_const_int_from_int): Likewise.
31730 (fold_convert_const_int_from_real): Likewise.
31731 (fold_div_compare): Likewise.
31732 (fold_sign_changed_comparison): Likewise.
31733 (fold_unary): Likewise.
31734 (fold_negate_const): Likewise.
31735 (fold_abs_const): Likewise.
31736 (fold_not_const): Likewise.
31737 * c-common.c (shorten_compare): Use force_fit_type_double.
31738 * convert.c (convert_to_pointer): Likewise.
31740 2007-01-08 Richard Guenther <rguenther@suse.de>
31742 * tree.h (build_int_cst_wide_type): Export.
31743 * tree.c (build_int_cst_wide_type): New function.
31744 (build_int_cst_wide): Fix comment.
31745 * builtins.c (fold_builtin_object_size): Use build_int_cst
31746 to build -1 or 0 of the correct type. Use fit_double_type
31747 to check for overflow.
31748 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31750 (decode_field_reference): Likewise.
31751 (all_ones_mask_p): Likewise.
31752 (native_interpret_int): Use build_int_cst_wide_type.
31753 (fold_binary): Use build_int_cst_type to build an all-ones
31755 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31757 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31759 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31761 2007-01-09 Ben Elliston <bje@au.ibm.com>
31763 * genautomata.c (STATS_OPTION): New option.
31764 (stats_flag): New flag.
31765 (gen_automata_option): Handle it.
31766 (initiate_automaton_gen): Ditto.
31767 (write_automata): Output statistics only if stats_flag is
31768 set. Likewise, output time statistics only if time_flag is set.
31769 * doc/md.texi (Processor pipeline description): Document new flag.
31771 2007-01-08 Richard Guenther <rguenther@suse.de>
31773 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31774 * tree.c (build_int_cst_type): Likewise.
31775 (size_in_bytes): Don't call force_fit_type on the result.
31776 (int_fits_type_p): Use fit_double_type.
31777 * fold-const.c (fit_double_type): New function.
31778 (force_fit_type): Use it.
31779 * tree.h (fit_double_type): Export.
31781 2007-01-08 Jan Hubicka <jh@suse.cz>
31783 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31784 * ipa.c (function_and_variable_visibility): Fix return type.
31786 2007-01-08 Richard Guenther <rguenther@suse.de>
31788 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31789 of offset to build the index.
31790 * tree-pretty-print.c (dump_generic_node): Don't build negated
31791 const just for printing.
31792 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31793 * builtins.c (fold_builtin_int_roundingfn): Check if result
31794 fits the type by using force_fit_type and comparing the result.
31795 * predict.c (predict_loops): Use compare_tree_int for comparison.
31796 * tree.c (build_int_cst): Fall back to integer_type_node for
31798 (build_int_cst_wide): Assert type is non-null.
31800 2007-01-08 Roberto Costa <roberto.costa@st.com>
31802 * tree-vrp.c (extract_range_from_cond_expr): New.
31803 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31804 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31806 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31807 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31808 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31809 used as expressions.
31810 * tree-object-size.c (cond_expr_object_size): New.
31811 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31813 2007-01-08 Jan Hubicka <jh@suse.cz>
31815 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31816 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31819 2007-01-08 Richard Guenther <rguenther@suse.de>
31821 PR tree-optimization/23603
31822 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31823 (extract_range_from_binary): Fall back to truthvalue instead of
31824 varying for TRUTH_*_EXPR.
31825 (extract_range_from_comparison): Fall back to truthvalue instead of
31827 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31828 if all visited PHI values were constant.
31830 2007-01-08 Jan Hubicka <jh@suse.cz>
31832 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31833 (cgraph_analyze_function): break out from ...
31834 (cgraph_finalize_compilation_unit): ... here.
31835 (cgraph_expand_function): Remove forgoten commented out line.
31836 (cgraph_optimize): Analyze functions.
31838 2007-01-08 Jan Hubicka <jh@suse.cz>
31840 * tree-pas.h (TODO_remove_function): New flag.
31841 (TODO_update*): Renumber.
31842 (pass_ipa_increase_alignment,
31843 pass_ipa_function_and_variable_visibility): New passes.
31844 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31845 (cgraph_function_and_variable_visibility): Move to ipa.c
31846 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31847 cgraph_increase_alignment.
31848 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31849 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31850 calling tree-inline.
31851 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31852 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31853 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31854 (gate_increase_alignment): New function.
31855 (pass_ipa_increase_alignment): New pass.
31856 * ipa.c: Inline tree-pass.h and timevar.h
31857 (function_and_variable_visibility): Move here from cgraphunit.c
31858 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31859 * passes.c (init_optimization_passes): Add the two new passes.
31860 (execute_todo): Handle cgraph_remove_functions.
31862 2007-01-08 Nick Clifton <nickc@redhat.com>
31864 * config/frv/predicates.md (reg_or_0_operand): Accept
31867 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31869 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31870 * config.gcc: Add bfin*-rtems*.
31872 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31874 * c.opt: Add -flax-vector-conversions.
31875 * c-typeck.c (convert_for_assignment): Pass flag to
31876 vector_types_convertible_p to allow emission of note.
31877 (digest_init): Likewise.
31878 * c-opts.c: Handle -flax-vector-conversions.
31879 * c-common.c (flag_lax_vector_conversions): New.
31880 (vector_types_convertible_p): Unless -flax-vector conversions
31881 has been passed, disallow conversions between vectors with
31882 differing numbers of subparts and/or element types. If such
31883 a conversion is disallowed, possibly emit a note on the first
31884 occasion only to inform the user of -flax-vector-conversions.
31885 The new last argument specifies this.
31886 * c-common.h (flag_lax_vector_conversions): New.
31887 (vector_types_convertible_p): Add extra argument.
31888 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31889 char_type_node for V*QI type vectors.
31890 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31891 Update to satisfy new typechecking rules.
31892 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31893 C and C++ variants.
31894 * doc/invoke.texi (C Dialect Options): Document
31895 -flax-vector-conversions.
31897 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31899 PR tree-optimization/29877
31900 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31901 a register variable on the RHS to not be replaceable.
31903 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31904 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31905 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31906 const_simm15, const_pow2, const_npow2): Added.
31907 * config/score/misc.md (insv, extv, extzv, movmemsi,
31908 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31909 * config/score/score.c (score_address_cost, score_select_cc_mode):
31911 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31912 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31913 Update score_print_operand.
31914 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31915 Adjust register allocate order and update some macro define.
31916 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31917 mdx_block_move_straight, mdx_block_move_loop_head,
31918 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31919 mdx_block_move_loop, mdx_block_move): Added.
31920 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31921 mdp_limm): Updated and fix some bug and typo.
31922 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31923 (movsf, movdf, doloop_end): Added.
31925 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31927 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31928 config/arm/thumb2.md: Fix comment typos.
31929 * doc/extend.texi: Fix a typo.
31931 2007-01-07 Eric Christopher <echristo@apple.com>
31933 * configure.ac: Check for __stack_chk_fail for darwin.
31934 * configure: Regenerate.
31936 2007-01-07 Richard Guenther <rguenther@suse.de>
31938 * tree-vrp.c (extract_range_from_assert): CSE calls to
31939 compare_values where possible.
31940 (extract_range_from_unary_expr): Likewise.
31942 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31944 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31945 * config/avr/avr.c (call_insn_operand): Delete function.
31946 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31947 instead of register number. Use predicates.
31948 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31949 call_insn_operand): Add.
31951 2007-01-06 Jan Hubicka <jh@suse.cz>
31953 * tree-pass.h (pass_build_cgraph_edges): Declare.
31954 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31955 (visited_nodes): Remove.
31956 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31957 build_cgrpah_edges; make visited_nodes local.
31958 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31959 (record_references_in_initializer): Move to cgraphbuild.c
31960 (initialize_inline_failed, rebuild_cgraph_edges,
31961 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31962 (verify_cgraph_node): Make visited_nodes local.
31963 (cgraph_analyze_function): Do not call cgraph_create_edges and
31964 initialize_inline_failed.
31965 (cgraph_expand_function): Do not call cgraph_lower_function;
31966 assert that function is already lowered.
31967 * Makefile.in (cgraphbuild.o): New.
31968 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31969 at the end of lowering passes.
31971 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31973 * ifcvt.c (cond_move_convert_if_block): New function, code
31974 factored out from...
31975 (cond_move_process_if_block): ...here. Call the new function
31976 on the THEN and ELSE blocks.
31977 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31978 already takes care of this.
31980 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31983 * tree.h (TREE_OVERFLOW_P): New.
31984 * c-typeck.c (parser_build_unary_op): Warn only if result
31985 overflowed and operands did not.
31986 (parser_build_binary_op): Likewise.
31987 (convert_for_assignment): Remove redundant overflow_warning.
31988 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31990 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31992 * c-typeck.c (store_init_value): Split over two lines to follow
31993 the GNU coding style.
31995 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31997 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31998 __GXX_EXPERIMENTAL_CXX0X__.
31999 * doc/cpp.texi: Same.
32001 2007-01-05 Richard Guenther <rguenther@suse.de>
32003 PR middle-end/27826
32004 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32005 with mismatched types. Instead explicitly build a
32006 conversion NOP_EXPR.
32008 2007-01-05 Ian Lance Taylor <iant@google.com>
32010 * c-common.c (decl_with_nonnull_addr_p): New function.
32011 (c_common_truthvalue_conversion): Call it.
32012 * c-typeck.c (build_binary_op): Likewise.
32013 * c-common.h (decl_with_nonnull_addr_p): Declare.
32015 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32018 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32021 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32023 * doc/install.texi (Final install): Document the fact that
32024 the GNAT runtime should not be stripped.
32026 2007-01-04 Jan Hubicka <jh@suse.cz>
32028 * tree-inline.c (fold_marked_statements): Update operand caches
32029 and EH after folding
32031 2007-01-04 Ian Lance Taylor <iant@google.com>
32033 * c-common.c (check_function_nonnull): Whitespace fix.
32035 2007-01-04 Jan Hubicka <jh@suse.cz>
32037 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32038 comitted older version of patch.
32039 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32040 function, celanup cfg and collect garbage.
32042 2007-01-04 Mike Stump <mrs@apple.com>
32044 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32047 2007-01-04 Eric Christopher <echristo@apple.com>
32049 * libgcc2.c (__bswapsi2): Use SItype.
32050 (__bswapdi2): Use DItype.
32051 * libgcc2.h: Update for above.
32053 2007-01-04 Paul Brook <paul@codesourcery.com>
32055 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32056 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32057 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32058 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32059 umulsi3_highpart): Make conditional on !arm_arch6.
32060 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32061 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32062 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32063 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32064 umulsi3_highpart_v6): New insns.
32066 2007-01-04 Roger Sayle <roger@eyesopen.com>
32068 * fold-const.c (fold_convert): When casting an expression to void,
32069 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32070 have a type. Instead of attempting to build a NOP_EXPR, return
32071 these "special" trees directly.
32073 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32075 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32076 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32077 rs6000_cost->fp not 0 as adjustment for outer NEG.
32079 2007-01-04 Jan Hubicka <jh@suse.cz>
32081 * cgraph.c (cgraph_release_function_body): New function.
32082 (cgraph_remove_node): Use it.
32083 * cgraph.h (cgraph_release_function_body): Declare.
32084 * cgraphunit.c (cgraph_expand_function): Use it.
32085 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32086 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32087 is initialized and while compilation of other function is running.
32088 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32089 statement CFG annotations from here to ...
32090 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32092 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32094 * cfgloop.h (enum li_flags): Make the constants powers of two.
32096 2007-01-04 Jan Hubicka <jh@suse.cz>
32098 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32100 (fold_marked_statements): New function.
32101 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32102 * tree-inline.h (copy_body_data): Add statements_to_fold.
32104 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32106 * config.gcc: Mention libgcc/config.host.
32107 * Makefile.in: Update comments mentioning libgcc.
32108 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32109 (all.cross, start.encap, rest.encap, rest.cross): Update
32110 dependencies for libgcc move.
32111 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32112 (clean-target, clean-target-libgcc): Delete.
32113 (srcdirify, GCC_EXTRA_PARTS): New macros.
32114 (libgcc-support, libgcc.mvars): New rules.
32115 (distclean): Remove mention of mklibgcc.
32116 (install): Don't reference INSTALL_LIBGCC.
32117 (install-common): Don't reference EXTRA_PARTS.
32118 (install-libgcc, install-multilib): Delete rules.
32119 * mklibgcc.in: Delete file.
32120 * doc/configfiles.texi: Don't mention mklibgcc.
32122 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32123 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32124 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32125 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32126 (mklibgcc, ldblspecs): Likewise.
32128 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32129 (posixpre.def): Use $(T).
32130 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32131 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32132 (SHLIB_LINK): Make dummy.
32133 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32135 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32137 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32138 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32139 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32140 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32142 * configure.ac (all_outputs): Remove mklibgcc.
32143 * configure: Regenerated.
32145 2007-01-03 Josh Conner <jconner@apple.com>
32147 PR middle-end/29683
32148 * calls.c (compute_argument_addresses): Set stack and stack_slot
32149 for partial args, too.
32150 (store_one_arg): Use locate.size.constant for the size when
32151 generating a save_area.
32153 2007-01-03 Robert Kennedy <jimbob@google.com>
32155 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32156 whose definitions are deleted due to basic block merging.
32158 2007-01-03 Paul Brook <paul@codesourcery.com>
32161 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32163 (use_return_insn): Return 0 for Thumb interrupt functions.
32164 (print_multi_reg): Add rfe argument for IRQ returns.
32165 (arm_output_epilogue): Pop interrupt return address directly into PC.
32166 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32168 2007-01-03 Paul Brook <paul@codesourcery.com>
32170 Merge from sourcerygxx-4_1.
32171 * config/arm/thumb2.md: New file.
32172 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32174 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32175 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32176 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32177 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32179 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32180 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32182 * config/arm/ieee754-sf.S: Ditto.
32183 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32184 (thumb1_base_register_rtx_p): ... to this.
32185 (thumb_index_register_rtx_p): Rename...
32186 (thumb1_index_register_rtx_p): ... to this.
32187 (thumb_output_function_prologue): Rename...
32188 (thumb1_output_function_prologue): ... to this.
32189 (thumb_legitimate_address_p): Rename...
32190 (thumb1_legitimate_address_p): ... to this.
32191 (thumb_rtx_costs): Rename...
32192 (thumb1_rtx_costs): ... to this.
32193 (thumb_compute_save_reg_mask): Rename...
32194 (thumb1_compute_save_reg_mask): ... to this.
32195 (thumb_final_prescan_insn): Rename...
32196 (thumb1_final_prescan_insn): ... to this.
32197 (thumb_expand_epilogue): Rename...
32198 (thumb1_expand_epilogue): ... to this.
32199 (arm_unwind_emit_stm): Rename...
32200 (arm_unwind_emit_sequence): ... to this.
32201 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32202 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32203 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32204 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32205 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32206 thumb2_output_casesi): New functions.
32207 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32208 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32209 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32210 THUMB2_WORK_REGS): Define.
32211 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32212 arm_condexec_mask, arm_condexec_masklen)): New variables.
32213 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32214 (arm_override_options): Check new CPU capabilities.
32215 Set new architecture flag variables.
32216 (arm_isr_value): Handle v7m interrupt functions.
32217 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32219 (const_ok_for_arm): Handle Thumb-2 constants.
32220 (arm_gen_constant): Ditto. Use movw when available.
32221 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32223 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32224 (thumb_find_work_register, arm_load_pic_register,
32225 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32226 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32227 print_multi_reg, output_mov_long_double_fpa_from_arm,
32228 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32229 output_mov_double_fpa_from_arm, output_move_double,
32230 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32231 output_return_instruction, arm_output_function_prologue,
32232 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32233 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32234 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32235 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32236 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32237 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32239 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32240 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32241 (arm_file_start): Output directive for unified syntax.
32242 (arm_unwind_emit_set): Handle stack alignment instruction.
32243 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32244 Add v6t2, v7, v7a, v7r and v7m.
32245 (RETLDM): Add Thumb-2 code.
32246 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32247 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32248 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32249 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32250 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32251 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32252 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32253 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32254 ADJUST_INSN_LENGTH): Define.
32255 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32256 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32257 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32258 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32259 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32260 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32261 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32262 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32263 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32264 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32265 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32266 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32267 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32268 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32269 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32270 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32271 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32273 * config/arm/arm-tune.md: Regenerate.
32274 * config/arm/arm-protos.h: Update prototypes.
32275 * config/arm/vfp.md: Enable patterns for Thumb-2.
32276 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32277 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32278 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32279 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32280 * config/arm/libunwind.S: Add Thumb-2 code.
32281 * config/arm/constraints.md: Update include Thumb-2.
32282 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32283 * config/arm/ieee754-df.S: Ditto.
32284 * config/arm/bpabi.S: Ditto.
32285 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32286 * config/arm/predicates.md (low_register_operand,
32287 low_reg_or_int_operand, thumb_16bit_operator): New.
32288 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32289 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32290 * config/arm/t-arm-elf: Add armv7 multilib.
32291 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32293 (UNSPEC_STACK_ALIGN, ce_count): New.
32294 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32295 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32297 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32298 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32299 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32300 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32301 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32302 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32304 * doc/extend.texi: Document ARMv7-M interrupt functions.
32305 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32307 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32309 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32310 (struct _Unwind_Context): Rename args_size to flags, remove
32311 signal_frame field, add a new args_size field and version field.
32312 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32313 _Unwind_IsExtendedContext): New inline functions.
32314 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32315 Assume by_value array is only present if _Unwind_IsExtendedContext.
32316 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32317 _Unwind_IsSignalFrame.
32318 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32319 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32320 (uw_init_context_1): Initialize context->flags to
32321 EXTENDED_CONTEXT_BIT.
32322 * config/rs6000/linux-unwind.h (frob_update_context): Use
32323 _Unwind_SetSignalFrame.
32325 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32327 PR middle-end/30353
32328 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32329 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32332 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32334 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32335 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32336 RET, AT_SP): Remove.
32337 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32340 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32341 * cfgbuild.c (find_basic_blocks): Likewise.
32342 * cfgrtl.c (rtl_create_basic_block): Likewise.
32343 * function.c (temp_slots_at_level): Likewise.
32344 * reg-stack.c (stack_regs_mentioned): Likewise.
32345 * regclass.c (allocate_reg_info): Likewise.
32346 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32347 set_bb_for_stmt, move_block_to_fn): Likewise.
32348 * tree-complex.c (tree_lower_complex): Likewise.
32349 * vec.h (VEC_safe_grow_cleared): New.
32351 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32353 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32355 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32356 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32358 * cfgloopmanip.c (scale_loop_frequencies): Export.
32359 (loopify): Scale the frequencies by prescribed coefficients.
32360 (set_zero_probability): New function.
32361 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32362 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32363 and frequencies according to arguments.
32364 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32366 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32367 * modulo-sched.c (sms_schedule): Set probabilities for entering
32368 versioned loop correctly.
32369 * tree-vect-transform.c (vect_transform_loop): Ditto.
32370 * cfgloop.h (loopify, loop_version): Declaration changed.
32371 (scale_loop_frequencies): Declared.
32373 2007-01-02 Jan Hubicka <jh@suse.cz>
32375 * cgraph.c: Include tree-flow.h
32376 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32377 early_local_passes.
32378 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32379 * tree-pass.h (pass_all_early_optimizations): Declare.
32380 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32381 early_local_passes.
32382 (cgraph_analyze_function): Do early_local_passes.
32383 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32384 Do not add referenced vars.
32385 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32387 (gate_all_early_local_passes): New gate.
32388 (pass_early_local_passes): Use new gate.
32389 (execute_early_local_optimizations): New functions.
32390 (gate_all_early_optimizations): New gate.
32391 (pass_all_early_optimizations): New pass.
32392 (execute_free_datastructures): Free SSA only when initialized.
32393 (gate_init_datastructures): Init only when optimizing.
32394 (tree_lowering_passes): Do early local passes when called late.
32395 * tree-profile.c (do_tree_profiling): Don't profile functions added
32397 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32398 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32400 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32401 during early_local_passes.
32402 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32405 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32407 * Makefile.in: Update copyright year.
32409 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32411 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32412 in $(lang_checks) and check-consistency targets.
32414 2007-01-02 Jan Hubicka <jh@suse.cz>
32416 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32417 Do not add referenced vars.
32418 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32420 * passes.c (init_optimization_passes): Put mudflap_2 after
32421 free_datastructures.
32423 2007-01-02 Jan Hubicka <jh@suse.cz>
32425 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32426 Set NOTHROW flag on call statements proved to be nothrow.
32427 Update statement of local calls so new pure/const functions are
32428 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32430 (tree_rest_of_compilation): Register hooks and initialize bitmap
32431 early. Do not set after_inlining flag.
32433 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32435 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32436 HOST_BITS_PER_LONGLONG
32438 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32441 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32442 warning for non-static initializers.
32444 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32446 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32447 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32448 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32449 Always use set_unique_reg_note to add REG_EQUAL notes.
32451 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32454 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32456 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32457 * cfgbuild.c (find_basic_blocks): Likewise.
32458 * cfgrtl.c (rtl_create_basic_block): Likewise.
32459 * function.c (temp_slots_at_level): Likewise.
32460 * reg-stack.c (stack_regs_mentioned): Likewise.
32461 * regclass.c (allocate_reg_info): Likewise.
32462 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32463 set_bb_for_stmt, move_block_to_fn): Likewise.
32464 * tree-complex.c (tree_lower_complex): Likewise.
32465 * vec.h (VEC_safe_grow_cleared): New.
32467 2007-01-02 Ian Lance Taylor <iant@google.com>
32469 * c-common.c (c_common_truthvalue_conversion): When warning about
32470 using an assignment as a truth value, set TREE_NO_WARNING.
32472 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32475 * c.opt (Wold-style-declaration): New.
32476 * doc/invoke.texi (C-only Warning Options): New.
32477 (Wold-style-declaration): Document it.
32478 (Wextra): Enabled by -Wextra.
32479 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32480 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32481 -Wold-style-declaration.
32483 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32485 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32486 * cfgbuild.c (find_basic_blocks): Likewise.
32487 * cfgrtl.c (rtl_create_basic_block): Likewise.
32488 * function.c (temp_slots_at_level): Likewise.
32489 * reg-stack.c (stack_regs_mentioned): Likewise.
32490 * regclass.c (allocate_reg_info): Likewise.
32491 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32492 set_bb_for_stmt, move_block_to_fn): Likewise.
32493 * tree-complex.c (tree_lower_complex): Likewise.
32494 * vec.h (VEC_safe_grow_cleared): New.
32496 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32498 * c-common.c (c_common_nodes_and_builtins): Since variants of
32499 void_type_node get built before it is given a name, we need to
32500 give those variants the name, too.
32501 (complete_array_type): We need to work with the canonical main
32502 type of the array, from which we will build the qualified version.
32503 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32504 * print-tree.c (print_node): Display canonical type information
32506 * stor-layout.c (layout_type): When we don't know the
32507 alignment of a type for which we're building an array, we end up
32508 guessing wrong, so make the type require structural equality.
32509 * tree.c (make_node_stat): When we build a new type, it is its
32510 own canonical type.
32511 (build_type_attribute_qual_variant): When building an attribute
32512 variant, its canonical type is the non-attribute variant. However,
32513 if the attributes are target-dependent and they differ, we need to
32514 use structural equality checks for this type.
32515 (build_qualified_type): A qualified type is not equivalent to its
32516 unqualified variant; set the canonical type appropriately.
32517 (build_distinct_type_copy): When building a distinct type from
32518 another type, the new type is its own canonical type.
32519 (build_variant_type_copy): When building a new type variant, we
32520 assume that it is equivalent to the original type.
32521 (build_pointer_type_for_mode): When building a pointer type, also
32522 build a canonical type pointer.
32523 (build_reference_type_for_mode): When building a reference type,
32524 also build a canonical type reference.
32525 (build_index_type): When we can't hash an index type (e.g.,
32526 because its maximum value is negative), the index type requires
32527 structural equality tests.
32528 (build_array_type): Build the canonical form of an array type.
32529 (build_function_type): Function types require structural equality,
32530 because they contain default arguments, attributes, etc.
32531 (build_method_type_directly): Ditto for method types.
32532 (build_offset_type): Build the canonical offset type.
32533 (build_complex_type): Build the canonical vector type.
32534 (make_vector_type): Build the canonical vector type.
32535 * tree.h (TYPE_CANONICAL): New.
32536 (TYPE_STRUCTURAL_EQUALITY_P): New.
32537 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32538 (struct tree_type): Added "canonical" field.
32539 * params.h (VERIFY_CANONICAL_TYPES): New.
32540 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32541 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32542 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32543 * doc/invoke.texi (verify-canonical-types): Document --param
32544 parameter for verifying canonical types.
32546 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32548 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32549 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32550 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32551 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32553 * config/rs6000/e500.h: New.
32554 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32555 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32557 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32558 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32559 TARGET_E500_DOUBLE): Remove.
32560 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32561 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32562 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32563 * config/rs6000/rs6000.c (rs6000_override_options): Use
32564 CHECK_E500_OPTIONS.
32566 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32568 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32569 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32570 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32571 rs6000_emit_cmove): Don't check TARGET_E500.
32572 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32573 sordered): Don't check TARGET_E500.
32575 2007-01-01 Eric Christopher <echristo@apple.com>
32577 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32578 HARD_REGISTER_NUM_P.
32580 2007-01-01 Roger Sayle <roger@eyesopen.com>
32582 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32583 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32584 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32587 2007-01-01 Mike Stump <mrs@apple.com>
32589 * configure.ac: Remove support for building with Apple's gcc-3.1.
32591 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32593 PR middle-end/30311
32594 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32595 REG is a hard register. Do not modify REG before calling
32597 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32598 multiple of the size of YMODE for certain lowpart cases.
32600 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32602 PR middle-end/30253
32603 * gimplify (voidify_wrapper_expr): Update for
32604 GIMPLE_MODIFY_STMT.
32606 2007-01-01 Andreas Schwab <schwab@suse.de>
32609 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32610 save of BR0 in extra_spill_size instead of spill_size.
32611 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32613 (ia64_expand_epilogue): Restore BR0 from its new location.
32615 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32617 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32618 Use a temporary variable if the left hand side is not a gimple
32621 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32623 * gimplify.c (gimplify_return_expr): Make the temporary variable
32624 for the return expression, a gimple register variable.
32626 2007-01-01 Jan Hubicka <jh@suse.cz>
32628 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32631 2007-01-01 Mike Stump <mrs@apple.com>
32633 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32635 * config/darwin.c (machopic_select_rtx_section): Use
32636 HAVE_GAS_LITERAL16.
32637 (darwin_mergeable_constant_section): Likewise.
32638 * configure: Regenerate.
32639 * config.in: Regenerate.
32641 2007-01-01 Jan Hubicka <jh@suse.cz>
32642 Andrew Pinski <pinskia@gmail.com>
32644 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32645 before starting IPA passes.