1 2007-11-23 Dirk Mueller <dmueller@suse.de>
2 Richard Guenther <rguenther@suse.de>
5 * tree-vrp.c (check_array_ref): Move check for valid location..
6 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
8 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
10 * reload.c (find_reloads_address_1) <autoincdec cases>:
11 Call REG_OK_FOR_CONTEXT with the autoincdec code, not
14 2007-11-23 Richard Guenther <rguenther@suse.de>
15 Michael Matz <matz@suse.de>
17 PR tree-optimization/34176
18 * alloc-pool.h (empty_alloc_pool): Declare.
19 * alloc-pool.c (empty_alloc_pool): New function.
20 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
21 valid table if a lookup from the optimistic table failed.
22 (vn_unary_op_lookup): Likewise.
23 (vn_binary_op_lookup): Likewise.
24 (vn_phi_lookup): Likewise.
25 (process_scc): Clear optimistic tables before every iteration.
27 2007-11-23 Richard Guenther <rguenther@suse.de>
29 * tree-ssa-copy.c (may_propagate_copy): Remove redundant
31 (merge_alias_info): Do verification only if checking is
32 enabled. Merge flow-sensitive alias information in simple
34 * tree-ssa-operands.c (get_addr_dereference_operands): Also
35 complain about missing NMTs.
37 2007-11-23 Jakub Jelinek <jakub@redhat.com>
40 * c-common.c (conversion_warning): For INTEGER_TYPE to
41 INTEGER_TYPE conversions call get_narrower on expr to avoid
42 spurious warnings from binop shortening or when the implicit
43 conversion can't change the value.
45 2007-11-22 Joseph Myers <joseph@codesourcery.com>
48 * c-decl.c (set_array_declarator_inner): Don't give error for
49 static or type qualifiers in abstract declarator. Remove
51 * c-tree.h (set_array_declarator_inner): Update prototype.
52 * c-parser.c (c_parser_direct_declarator_inner): Update call to
53 set_array_declarator_inner.
54 * doc/standards.texi: Update for C99 TC3.
56 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
58 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
59 line in my edit of the last change.
61 2007-11-22 Jakub Jelinek <jakub@redhat.com>
64 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
65 and TREE_READONLY on the fn decl rather than passing a chain
68 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
70 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend
73 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
76 of ix86_arch and ix86_tune into a switch statement.
77 (enum processor_type): Default PROCESSOR_I386 to 0.
78 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
79 of "ix86_tune == PROCESSOR_K6".
80 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
83 2007-11-22 Tom Tromey <tromey@redhat.com>
85 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
86 avoid writing into string allocated by ggc_alloc_string.
88 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
91 * config/sh/sh.md (binary_sf_op): Remove.
92 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
93 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
94 and gen_binary_sf_op1.
96 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
98 * regclass.c (init_reg_autoinc): Fix typo preventing test of
99 secondary output reload when setting forbidden_inc_dec_class.
101 2007-11-21 Richard Guenther <rguenther@suse.de>
103 PR tree-optimization/34148
104 * tree-ssa-structalias.c (create_variable_info_for): Do not use
105 field-sensitive PTA for single-element structures.
106 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
107 SFTs for single-element structures.
109 2007-11-20 Richard Guenther <rguenther@suse.de>
112 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
113 of the signed INT_CST_LT.
114 * stmt.c (expand_case): Likewise.
115 (estimate_case_costs): Likewise.
117 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
119 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
120 its binary representation.
122 2007-11-20 Richard Guenther <rguenther@suse.de>
124 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
127 2007-11-20 Thiemo Seufer <ths@mips.com>
129 * config/mips/mips.c (mips_file_start): Add support for
130 flagging 32-bit code with -mfp64 floating-point.
132 2007-11-20 Jakub Jelinek <jakub@redhat.com>
135 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
136 (c_gimplify_expr): Use it.
138 2007-11-20 Ben Elliston <bje@au.ibm.com>
140 * config/spu/spu_mfcio.h: Fix typo.
142 2007-11-20 Ben Elliston <bje@au.ibm.com>
144 * unwind.inc: Comment that unwind-sjlj.c includes this file.
146 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
147 Ben Elliston <bje@au.ibm.com>
149 * config/spu/mfc_tag_release.c: New file.
150 * config/spu/mfc_multi_tag_release.c: Likewise.
151 * config/spu/mfc_multi_tag_reserve.c: Likewise.
152 * config/spu/mfc_tag_release.c: Likewise.
153 * config/spu/mfc_tag_reserve.c: Likewise.
154 * config/spu/mfc_tag_table.c: Likewise.
155 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
156 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
157 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
158 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
159 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
160 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
161 mfc_multi_tag_release): Likewise.
162 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
163 __mfc_multi_tag_release): Declare.
165 2007-11-19 Jason Merrill <jason@redhat.com>
167 PR debug/28834, debug/29436, c/32326
168 * tree.c (build_type_attribute_qual_variant): Refuse to make
169 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
170 * doc/extend.texi (Type Attributes): Don't encourage people to add
171 attributes to struct/enum types in a typedef. Fix
172 transparent_union example.
174 * tree-inline.c (remap_type_1): Remove code that's redundant with
176 (build_duplicate_type): Set id.copy_decl.
177 * c-common.c (handle_transparent_union_attribute): Simplify logic.
179 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
181 * config/rs6000/rs6000.c (invalid_e500_subreg,
182 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
183 rs6000_legitimize_address, rs6000_legitimize_reload_address,
184 rs6000_legitimate_address, function_arg_advance,
185 spe_build_register_parallel, rs6000_spe_function_arg,
186 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
187 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
188 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
189 TDmode similarly to DFmode and TFmode.
190 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
191 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
193 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
195 * stor-layout.c (lang_adjust_rli): Delete.
196 (set_lang_adjust_rli): Likewise.
197 (layout_type): Do not call lang_adjust_rli hook.
198 * tree.h (set_lang_adjust_rli): Delete.
200 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
202 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
203 n_dregs_to_save and n_pregs_to_save.
204 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
206 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
207 able to save single D/P registers that aren't saved by the push/pop
210 2007-11-19 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/34099
213 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
214 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
215 if only one operand is undefined.
217 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
219 PR tree-optimization/34036
220 * opts.c (set_fast_math_flags): Do not set flags in common
221 with set_unsafe_math_optimizations_flags, invoke it directly.
222 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
223 and flag_signed_zeros.
224 * toplev.c (process_options): Force flag_associative_math to 0 and
225 warn, if it is set and either flag_trapping_math or flag_signed_zeros
227 * doc/invoke.texi (Optimize Options): Document the new behavior
228 of -funsafe-math-optimizations, that -fassociative-math requires
229 both -fno-signed-zeros and -fno-trapping-math and make it clear
230 that -fno-trapping-math requires -fno-signaling-nans. Refactor
231 documentation of -ffast-math.
233 2007-11-18 Jakub Jelinek <jakub@redhat.com>
235 PR rtl-optimization/34132
236 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
240 * optabs.h (optab_table): Change type to struct optab from optab.
241 (convert_optab_table): Similarly.
242 Adjust all _optab macros to expand to addresses of optab_table
243 resp. convert_optab_table elements rather than the values of the
245 * optabs.c (optab_table): Change typype to struct optab from optab.
246 If compiled by recent GCC, initialize all the insn_code fields in
247 the array using designated range initializers.
248 (convert_optab_table): Similarly.
249 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
250 set_conv_libfunc): Into libfunc_entry's optab field store index within
251 optab_table resp. convert_optab_table array instead of difference
252 between two separately malloced addresses.
253 (new_optab): Add op argument, don't return anything. Initialize
254 just the insn_code field in handlers array and only when needed.
255 (init_optab, init_optabv): Add op argument, don't return anything.
256 Adjust new_optab caller.
257 (new_convert_optab): Removed.
258 (init_convert_optab): Add op argument, don't return anything, don't
259 call new_convert_optab. If needed, initialize insn_code field in
261 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
263 (debug_optab_libfuncs): Adjust uses of optab_table and
264 convert_optab_table arrays.
266 2007-11-18 Richard Guenther <rguenther@suse.de>
268 PR tree-optimization/34127
269 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
270 Make code match up the comments, require compatibility of the
273 2007-11-17 Richard Guenther <rguenther@suse.de>
276 * fold-const.c (extract_muldiv_1): Do not move negative
277 constants inside ABS_EXPR.
279 2007-11-16 Ian Lance Taylor <iant@google.com>
281 * collect2.c (dump_file): If a demangled symbol is followed by a
282 space, make sure we output at least one space.
284 2007-11-16 Richard Guenther <rguenther@suse.de>
287 * fold-const.c (fold_binary): Use correct types for folding
288 1 << X & Y to Y >> X & 1.
290 2007-11-16 Richard Guenther <rguenther@suse.de>
292 PR tree-optimization/33870
293 * tree.h (struct tree_memory_tag): Add base_for_components flag.
294 (struct tree_struct_field_tag): Remove nesting_level field.
295 (SFT_NESTING_LEVEL): Remove.
296 (SFT_BASE_FOR_COMPONENTS_P): Add.
297 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
298 base_for_components flag.
299 (push_fields_onto_fieldstack): Remove nesting_level parameter.
300 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
302 (create_overlap_variables_for): Deal with it.
303 * tree-dfa.c (dump_subvars_for): Likewise.
304 (dump_variable): Likewise.
305 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
306 Set base_for_components for first elements of sub-structures.
307 (create_variable_info_for): Handle base_for_components.
308 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
309 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
310 * tree-ssa-operands.c (ref_nesting_level): Remove.
311 (add_vars_for_offset): Remove full_ref parameter, always add
312 the offset of the pointed-to SFT.
313 (add_virtual_operand): Adjust for changed signature of
316 2007-11-16 Sa Liu <saliu@de.ibm.com>
318 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
319 floatunssidf2 and floatunsdidf2.
321 2007-11-16 Richard Guenther <rguenther@suse.de>
323 PR tree-optimization/34113
324 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
325 Use correct conversion direction for checking type compatibility.
327 2007-11-16 Richard Guenther <rguenther@suse.de>
329 PR tree-optimization/34099
330 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
331 that produce UNDEFINED result if at least one of its operands
332 is UNDEFINED. By default the result is only UNDEFINED if all
333 operands are UNDEFINED.
335 2007-11-16 Jakub Jelinek <jakub@redhat.com>
338 * gcc.c (init_spec): Don't initialize asm_debug here...
339 (main): ... but here.
341 2007-11-07 Tom Tromey <tromey@redhat.com>
343 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
345 * tree-parloops.c (create_loop_fn): Use set_cfun.
346 * gengtype.c (open_base_files): Emit #undef cfun.
347 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
348 * function.h (cfun): New define.
349 * function.c: Undefine cfun.
351 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
353 * config/avr/avr.c (avr_mcu_types): Add attiny88.
354 * config/avr/avr.h (LINK_SPEC): Likewise.
355 (CRT_BINUTILS_SPECS): Likewsie.
356 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
358 2007-11-15 Jakub Jelinek <jakub@redhat.com>
361 * tree-ssa-ccp.c (optimize_stack_restore): New function.
362 (execute_fold_all_builtins): Call optimize_stack_restore for
363 BUILT_IN_STACK_RESTORE.
365 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
367 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
368 propagation into an address; that's done in should_replace_address.
370 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
372 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
373 * config/spu/spu.c (legitimate_const): Remove.
374 (classify_immediate): Inline call to legitimate_const.
375 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
376 for any constant, not just -512 .. 511.
378 2007-11-15 Sa Liu <saliu@de.ibm.com>
380 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
381 condition from HONOR_NANS test.
382 * config/spu/spu.md (ceq_df): Always generate comparison code
383 inline, including checks for NaNs and infinities.
385 (cgt_v2df): Likewise.
386 (cmpdf): Make this expander unconditional.
388 2007-11-15 Richard Guenther <rguenther@suse.de>
390 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
391 to only create SFTs if we also create variable infos for PTA.
392 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
395 2007-11-15 Richard Guenther <rguenther@suse.de>
397 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
398 type for TBAA pruning.
399 (find_what_p_points_to): Call set_uids_in_ptset with the original
400 pointer, not the decl of the solution we collapsed to.
402 2007-11-14 David Daney <ddaney@avtrex.com>
404 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
407 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
410 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
411 for registers in BR_REGS class.
413 2007-11-14 Jakub Jelinek <jakub@redhat.com>
416 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
417 init_ssa_operands has not been called for cfun.
419 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
421 PR tree-optimization/34046
422 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
423 scaling if the old probability is greater than the new base.
425 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
427 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
428 unused edges after loop duplication.
430 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
433 (enum target_cpu_default): ... this enum.
434 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
435 * config/i386/i386.c (override_options): ... here.
436 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
437 TARGET_CPU_DEFAULT_i486.
439 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
441 * global.c (rest_of_handle_global_alloc): Fix comment typos.
442 * config/sh/sh.c (sh_rtx_costs): Likewise.
443 * ChangeLog: Likewise.
445 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
447 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
448 should not be of pointer type.
450 2007-11-13 Michael Meissner <michael.meissner@amd.com>
452 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
455 2007-11-13 Sterling Augustine <sterling@tensilica.com>
456 Bob Wilson <bob.wilson@acm.org>
458 * config/xtensa/unwind-dw2-xtensa.c: New.
459 * config/xtensa/unwind-dw2-xtensa.h: New.
460 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
461 (DWARF2_UNWIND_INFO): Remove.
462 (DWARF_FRAME_REGISTERS): Define.
463 (EH_RETURN_DATA_REGNO): Define.
464 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
466 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
468 2007-11-13 Jakub Jelinek <jakub@redhat.com>
470 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
471 -fsched-stalled-insns.
473 PR tree-optimization/34063
474 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
475 as first chrec_fold_plus operand rather than second.
477 2007-11-13 Diego Novillo <dnovillo@google.com>
479 PR tree-optimization/33870
480 * tree.h (strcut tree_memory_tag): add field unpartitionable.
481 remove field in_nested_struct.
482 (struct tree_struct_field_tag): add field nesting_level.
483 (sft_in_nested_struct): remove.
484 (sft_nesting_level): define.
485 (sft_unpartitionable_p): define.
486 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
487 partitionable, return long_max.
488 (compute_memory_partitions): do not partition sfts marked
490 (create_sft): add argument nesting_level. set
491 sft_nesting_level with it. update all users.
492 (create_overlap_variables_for): show nesting level.
493 * tree-dfa.c (dump_subvars_for): likewise.
494 (dump_variable): likewise.
495 show whether the sft is partitionable or not.
496 * tree-flow.h (struct fieldoff): remove field
498 add field nesting_level.
499 * tree-ssa-structalias.c (struct variable_info): remove
500 field in_nested_struct.
501 (push_fields_onto_fieldstack): add argument
502 nesting_level. update all users.
503 update documentation.
504 update pair->nesting_level with nesting_level.
505 make recursive calls with nesting_level + 1.
506 (set_uids_in_ptset): if an sft is added to the points-to
507 set, mark it as unpartitionable.
508 * tree-ssa-operands.c (ref_nesting_level): new.
509 (add_vars_for_offset): call it.
510 add argument full_ref. update
512 if var is inside a nested structure and the nesting level
513 of full_ref is lower than the nesting level of var,
514 adjust offset by the offset of var.
516 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
518 PR tree-optimization/32582
519 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
521 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
523 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
524 functions can be used as constant.
526 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
528 PR rtl-optimization/34035
529 * cse.c (cse_cfg_altered): New global variable.
530 (cse_jumps_altered): Make boolean.
531 (recorded_label_ref): Likewise.
532 (cse_insn): Adjust for above changes.
533 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
534 if dead edges have been purged.
535 (cse_main): Change return value specification and adjust code.
536 (rest_of_handle_cse): Adjust for above change.
537 (rest_of_handle_cse2): Likewise.
538 * gcse.c (rest_of_handle_gcse): Likewise.
540 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
541 Michael Meissner <michael.meissner@amd.com>
543 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
544 get the appropriate suffix for the coms* instruction.
545 (sse5_pcmov_<mode>): Restrict operands of pcmov
546 for scalar case to be only xmm registers and not memory.
548 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
549 constraints to follow the mnemonics for the pcmov instruction
551 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
554 * config/mips/mips.c (mips_return_fpr_single): New function.
555 (mips_function_value): Use it when returning single-field
557 (mips_expand_call): Handle the PARALLELs created by
558 mips_return_fpr_single.
560 2007-11-12 Richard Guenther <rguenther@suse.de>
563 * fold-const.c (fold_binary): If testing for non-negative
564 operands with tree_expr_nonnegative_warnv_p make sure to
565 use op0 which has all (sign) conversions retained.
567 2007-11-12 Richard Guenther <rguenther@suse.de>
570 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
571 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
573 2007-11-12 Ira Rosen <irar@il.ibm.com>
575 PR tree-optimization/33953
576 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
577 allocate vec_oprnds1 according to the number of created vector
578 statements. In case of shift with scalar argument, store scalar operand
579 for every vector statement to be created for the SLP node. Fix a
582 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
584 * gcse.c (CUID_INSN): Remove.
586 (alloc_gcse_mem): Don't allocate cuid_insn.
587 (free_gcse_mem): Don't free cuid_insn.
589 2007-11-10 Jakub Jelinek <jakub@redhat.com>
592 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
596 * tree-inline.h (copy_body_data): Add regimplify field.
597 * tree-inline.c (copy_body_r): Set id->regimplify to true
598 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
600 (copy_bb): Clear id->regimplify before walk_tree, if it is
601 set afterwards, regimplify the whole statement.
603 PR tree-optimization/33680
604 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
605 if the added cast involves variable length types.
607 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
608 Maxim Kuvyrkov <maxim@codesourcery.com>
610 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
611 instead of TRUE_BARRIER for jumps. Add register dependencies
612 even when reg_pending_barrier is set.
614 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
616 * haifa-sched.c (haifa_classify_insn): Rename to ...
617 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
618 handle PARALLELs by recursing. Use it ...
619 (haifa_classify_insn): ... here. Reimplement.
621 2007-11-09 Richard Guenther <rguenther@suse.de>
623 * bitmap.h (bitmap_single_bit_set_p): Declare.
624 * bitmap.c (bitmap_single_bit_set_p): New function.
625 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
626 (maybe_create_global_var): Use bitmap_empty_p.
628 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
629 Jakub Jelinek <jakub@redhat.com>
631 PR rtl-optimization/34012
632 * fwprop.c (try_fwprop_subst): Do not replace if the new
633 SET_SRC has a higher cost than the old one.
635 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
637 PR rtl-optimization/33732
638 * reload.c (push_reload): Check that the REG_DEAD note was referring
639 to a hardreg or to a pseudo that has been assigned exactly one hardreg
640 before considering it in order to select the reload register.
641 (combine_reloads): Likewise.
642 (find_dummy_reload): Likewise.
644 2007-11-09 Richard Guenther <rguenther@suse.de>
646 * tree-flow.h (struct ptr_info_def): Make escape_mask a
648 (struct ptr_info_def): Likewise.
649 (enum escape_type): Also use bit zero.
651 2007-11-09 Richard Guenther <rguenther@suse.de>
653 PR tree-optimization/33604
654 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
655 Disregard changes in CV qualifiers of pointed to types for
656 forward propagating ADDR_EXPRs.
657 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
660 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
662 * dse.c (find_shift_sequence): Always choose an integer mode for
664 (replace_read): Require both the read and store mode to be
665 integer ones. Remove a then-redundant FLOAT_P check.
667 2007-11-08 Richard Guenther <rguenther@suse.de>
669 * tree-dfa.c (remove_referenced_var): If removing a
670 variable which has subvars, also remove those from
671 the referenced vars. Do not create a variable annotation.
673 2007-11-08 Bob Wilson <bob.wilson@acm.org>
675 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
676 argument for gen_entry calls.
677 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
678 (entry): Use the new attribute value. Remove unused first operand.
680 2007-11-08 Tom Tromey <tromey@redhat.com>
682 * c-parser.c (c_parser_translation_unit): Use location in error.
683 (c_parser_external_declaration): Likewise.
684 (c_parser_declaration_or_fndef): Likewise.
685 (c_parser_enum_specifier): Likewise.
686 (c_parser_struct_or_union_specifier): Likewise.
687 (c_parser_struct_declaration): Likewise.
688 (c_parser_typeof_specifier): Likewise.
689 (c_parser_parms_list_declarator): Likewise.
690 (c_parser_asm_string_literal): Likewise.
691 (c_parser_braced_init): Likewise.
692 (c_parser_initelt): Likewise.
693 (c_parser_compound_statement_nostart): Likewise.
694 (c_parser_statement_after_labels): Likewise.
695 (c_parser_do_statement): Likewise.
696 (c_parser_asm_statement): Likewise.
697 (c_parser_conditional_expression): Likewise.
698 (c_parser_unary_expression): Likewise.
699 (c_parser_sizeof_expression): Likewise.
700 (c_parser_postfix_expression): Likewise.
701 (c_parser_postfix_expression_after_paren_type): Likewise.
702 (c_parser_objc_class_instance_variables): Likewise.
703 (c_parser_objc_method_definition): Likewise.
704 (c_parser_objc_methodprotolist): Likewise.
705 (c_parser_pragma): Likewise.
706 (c_parser_omp_clause_num_threads): Likewise.
707 (c_parser_omp_clause_schedule): Likewise.
708 (c_parser_omp_all_clauses): Likewise.
709 (c_parser_omp_sections_scope): Likewise.
710 (c_parser_label): Use location of label, not colon.
712 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
715 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
718 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
721 * ipa-pure-const.c (static_execute): Added code to keep recursive
722 functions from being marked as pure or const.
723 * ipa-utils.c (searchc): Fixed comment.
725 2007-11-08 Tom Tromey <tromey@redhat.com>
727 * common.opt (fshow-column): Default to 0.
728 * configure: Rebuilt.
729 * configure.ac (--enable-mapped-location): Default to 'yes'.
731 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
733 * common.opt: Add pointer to doc/options.texi.
734 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
735 -fipa-reference): Add or correct doc. Sorted options list for -Os
738 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
741 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
742 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
743 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
744 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
745 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
746 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
747 to TARGET_BIG_ENDIAN_DEFAULT.
748 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
749 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
750 to TARGET_BIG_ENDIAN_DEFAULT.
752 2007-11-07 Diego Novillo <dnovillo@google.com>
754 * tree.h (struct tree_struct_field_tag): Move field
756 (struct tree_memory_tag): ... here.
758 2007-11-07 Diego Novillo <dnovillo@google.com>
761 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
762 (SFT_IN_NESTED_STRUCT): Define.
763 * tree-dfa.c (dump_subvars_for): Show offset of each
765 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
766 * tree-ssa-structalias.c (struct variable_info): Likewise.
767 (push_fields_onto_fieldstack): If OFFSET is positive,
768 set in_nested_struct.
769 (create_variable_info_for): Copy setting of
770 in_nested_struct from the field offset object.
771 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
772 variable info object.
773 * tree-ssa-operands.c (add_vars_for_offset): If VAR
774 belongs to a nested structure, adjust OFFSET by
777 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
779 PR rtl-optimization/33737
780 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
781 target block after computing the probabilities of outgoing edges.
782 Cap the frequency to BB_FREQ_MAX.
783 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
784 frequency of the basic block if it has been reused.
786 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
788 PR rtl-optimization/33822
789 * rtl.h (REG_OFFSET): Fix comment.
790 * var-tracking.c (INT_MEM_OFFSET): New macro.
791 (var_mem_set): Use it.
792 (var_mem_delete_and_set): Likewise.
793 (var_mem_delete): Likewise.
794 (same_variable_part_p): Likewise.
795 (vt_get_decl_and_offset): Likewise.
796 (offset_valid_for_tracked_p): New predicate.
797 (count_uses): Do not track locations with invalid offsets.
798 (add_uses): Likewise.
799 (add_stores): Likewise.
801 2007-11-07 Tom Tromey <tromey@redhat.com>
803 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
804 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
806 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
807 Andrey Belevantsev <abel@ispras.ru>
809 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
810 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
811 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
812 Save calculated max_asap in it.
813 (sms_schedule): Calculate maxii using max_asap.
815 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
817 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
818 with -mhard-dfp/-mno-hard-dfp.
820 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
821 Jakub Jelinek <jakub@redhat.com>
824 * haifa-sched.c (check_sched_flags): Remove.
825 (sched_init): Don't call it.
827 2007-11-06 Diego Novillo <dnovillo@google.com>
829 * tree-flow.h (struct fieldoff): Reformat comment.
831 * tree-ssa-operands.c: Tidy top-level comments.
833 (add_vars_for_offset): Tidy parameter formatting..
834 (get_addr_dereference_operands): Likewise.
835 (get_indirect_ref_operands): Likewise.
836 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
837 <OMP_ATOMIC_STORE>: Likewise.
839 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
842 * config/i386/driver-i386.c: Test for __GNUC__ instead of
843 GCC_VERSION which is always defined.
845 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
848 * reload1.c (find_reloads): Also check in_reg when handling a
849 simple move with an input reload and a destination of a hard
852 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
854 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
855 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
856 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
857 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
858 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
859 (m68k_sched_attr_type2): New function.
860 (sched_adjust_cost_state): New static variable.
861 (m68k_sched_adjust_cost): New static function implementing
863 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
864 New static variables.
865 (m68k_sched_variable_issue): New static function implementing
867 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
868 (sched_dump_split_class): New static function.
869 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
871 (sched_dump_dfa_class, m68k_sched_dump): New static function.
872 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
873 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
874 m68k_sched_dfa_post_advance_cycle): New static functions implementing
877 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
878 (CPU_UNITS_QUERY): Define.
880 * config/m68k/cf.md: New file.
881 * config/m68k/m68.md (cf.md): New include.
883 2007-11-06 Tom Tromey <tromey@redhat.com>
885 PR c++/32256, PR c++/32368:
886 * function.c (saved_in_system_header): New global.
887 (push_cfun): Save in_system_header.
888 (pop_cfun): Restore in_system_header.
889 (push_struct_function): Save in_system_header.
891 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
895 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
896 (complete_array_type): Set canonical type appropriately.
897 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
898 C and C++ front ends now have different versions of this function,
899 because the C++ version needs to maintain canonical types here.
901 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
903 * tree-parloops.c (reduction_info): Remove reduction_init field.
904 (initialize_reductions): Remove creation of the reduction_init variable.
905 (struct data_arg): Remove.
906 (add_field_for_reduction, create_stores_for_reduction): New functions.
907 (add_field_for_name): Remove reduction handling.
908 (separate_decls_in_loop): Call add_field_for_reduction,
909 create_stores_for_reduction.
911 2007-11-06 Jakub Jelinek <jakub@redhat.com>
913 PR tree-optimization/33458
914 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
915 !is_gimple_val PHI argument, gimplify it and insert it on edge.
917 PR tree-optimization/33993
918 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
919 rather than build_constructor_from_list if all list values are
921 (get_initial_def_for_induction): Use build_vector instead of
922 build_constructor_from_list.
924 2007-11-05 Mark Mitchell <mark@codesourcery.com>
927 * tree.h (DECL_INIT_PRIORITY): Do not require
928 DECL_HAS_INIT_PRIORITY_P.
929 (DECL_FINI_PRIORITY): Likewise.
930 * tree.c (decl_init_priority_lookup): Remove assert.
931 (decl_fini_priority_insert): Likewise.
932 * cgraphunit.c (static_ctors): Make it a VEC.
933 (static_dtors): Likewise.
934 (record_cdtor_fn): Adjust accordingly.
935 (build_cdtor): Generate multiple functions for each initialization
937 (compare_ctor): New function.
938 (compare_dtor): Likewise.
939 (cgraph_build_cdtor_fns): Sort the functions by priority before
941 (cgraph_build_static_cdtor): Put the priority in the function's
944 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
947 * common.opt: Add shared and pie.
949 2007-11-05 Bob Wilson <bob.wilson@acm.org>
951 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
952 replace references to virtual_stack_vars_rtx in goto_handler.
954 2007-11-05 Paul Brook <paul@codesourcery.com>
956 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
957 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
958 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
959 arm_lang_output_object_attributes_hook.
960 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
961 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
962 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
964 * config/arm/t-arm.c (arm.o): New rule.
965 * config/arm/arm-c.c: New file.
967 2007-11-05 Nick Clifton <nickc@redhat.com>
968 Sebastian Pop <sebastian.pop@amd.com>
970 PR tree-optimization/32540
971 PR tree-optimization/33922
972 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
973 * tree-ssa-pre.c: Include params.h.
974 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
975 to limit the maximum length of the PA set for a given block.
976 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
977 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
979 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
981 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
982 __fixunssfDI): Make return type unsigned.
983 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
984 __fixunssfDI): Make return type unsigned.
986 2007-11-05 Jakub Jelinek <jakub@redhat.com>
988 PR tree-optimization/33856
989 * tree-data-ref.c (get_references_in_stmt): Don't add
990 REFERENCE_CLASS_P trees to references vector if get_base_address
991 returns NULL on them.
993 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
995 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
997 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1000 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1001 for TRUTH_NOT_EXPR to type.
1003 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1005 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1007 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1010 * dwarf2out.c (add_calling_convention_attribute): Change
1011 second argument. Set calling convention to DW_CC_program for
1012 Fortran main program.
1013 (gen_subprogram_die): Adjust to new prototype for
1014 add_calling_convention_attribute.
1016 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1018 PR tree-optimization/33987
1019 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1021 (vectorizable_reduction): Add type check.
1023 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1026 * c-parser.c (c_parser_statement_after_labels): Error if a
1027 declaration is parsed after a label.
1029 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1032 * reorg.c (emit_delay_sequence): Do not clear the locator on
1033 the jump instruction.
1035 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1038 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1039 current sched region.
1041 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1043 * config/ia64/ia64.c (struct reg_write_state): Change into
1044 unsigned short bitfields rather than unsigned int, decrease
1045 first_pred to just 10 bits.
1046 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1047 into two char array.
1048 (rws_insn_set, rws_insn_test): New functions.
1049 (in_safe_group_barrier): New variable.
1050 (rws_update): Remove first argument, always set rws_sum array.
1051 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1052 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1054 (rtx_needs_barrier): Use rws_insn_test macro.
1055 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1056 instead set/clear in_safe_group_barrier flag.
1058 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1060 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1061 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1062 pointer or frame pointer.
1063 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1064 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1065 (DWARF2_UNWIND_INFO): Define.
1066 (INCOMING_RETURN_ADDR_RTX): Define.
1067 (DWARF_FRAME_RETURN_COLUMN): Define.
1069 2007-11-02 Tom Tromey <tromey@redhat.com>
1071 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1074 2007-11-02 Diego Novillo <dnovillo@google.com>
1076 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1077 argument from function pointer ANALYZE_EXPR. Update all
1079 * cgraph.c (debug_cgraph_node): New.
1080 (debug_cgraph): New.
1082 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1084 PR rtl-optimization/33648
1085 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1086 the newly created basic block.
1088 2007-11-01 Richard Guenther <rguenther@suse.de>
1090 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1092 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1094 PR rtl-optimization/33828
1095 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1096 of VBEIN and VBEOUT.
1098 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1100 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1101 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1102 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1104 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1106 * gcc.c (getenv_spec_function): Escape the environment variable's
1109 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1111 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1112 show that CSE means common subexpression elimination. Change wording
1113 for -fsee and define LCM. Remove capitalization of optimizations
1114 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1116 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1119 * doc/sourcebuild.texi (Test Directives): Document that xfail
1120 has no effect for dg-do except when dg-do-what is "run".
1122 2007-11-01 Tom Tromey <tromey@redhat.com>
1124 * c-decl.c (grokdeclarator): Set decl source locations.
1125 * c-parser.c (c_parser_enum_specifier): Set location.
1126 (c_parser_struct_or_union_specifier): Likewise.
1128 2007-11-01 Tom Tromey <tromey@redhat.com>
1130 * print-tree.c (print_node): Print column number.
1132 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1135 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1136 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1137 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1139 PR rtl-optimization/33673
1140 * gcse.c (cprop_jump): If a conditional jump has been optimized
1141 into unconditional jump, make the remaining normal edge fallthru
1142 and delete the jump insn.
1144 2007-11-01 Ben Elliston <bje@au.ibm.com>
1146 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1147 (set_mem_attrs_from_reg): Likewise.
1149 2007-11-01 Michael Matz <matz@suse.de>
1151 PR tree-optimization/33961
1152 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1153 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1154 (add_or_mark_expr): New argument 'store', using it to search
1156 (nt_init_block): Adjust calls to add_or_mark_expr.
1158 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1161 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1162 for the first push_operand.
1164 2007-10-31 Revital Eres <eres@il.ibm.com>
1166 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1167 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1168 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1169 movmisalignv2sf, vcondv2sf): New.
1170 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1171 UNSPEC_EXTODD_V2SF): Define new constants.
1172 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1173 paired_emit_vector_cond_expr): New.
1174 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1175 * config/rs6000/rs6000.c (paired_expand_vector_move,
1176 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1178 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1180 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1182 PR tree-optimization/32377
1183 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1184 work also for unknown number of iterations.
1185 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1186 number of iterations is not known.
1188 2007-10-31 Richard Guenther <rguenther@suse.de>
1191 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1192 new undefined integer overflow.
1193 (fold_binary): Avoid useless conversion.
1195 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1198 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
1201 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1203 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1205 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1206 with -mhard-dfp/-mno-hard-dfp.
1207 * config/s390/s390.opt: Likewise.
1208 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1211 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1213 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1215 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1217 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1218 optimization options.
1219 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1220 enabled by -O. Document -fdce and -fdse.
1222 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1225 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1226 convert second operand of COMPOUND_EXPR to the original type of
1229 2007-10-30 Richard Guenther <rguenther@suse.de>
1231 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1232 of loop adding SFTs as virtual operands.
1234 2007-10-30 Richard Guenther <rguenther@suse.de>
1236 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1238 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1240 PR tree-optimization/32893
1241 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1242 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1244 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1246 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1248 (sub_ddmmss): Likewise.
1249 (umul_ppmm): Likewise.
1250 (udiv_qrnnd): Likewise.
1252 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1255 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1256 directives must come before dg-additional-sources.
1258 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1260 PR tree-optimization/33723
1261 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1262 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1264 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1266 PR tree-optimization/33614
1267 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1268 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1269 initializer constants.
1271 2007-10-29 Richard Guenther <rguenther@suse.de>
1273 PR tree-optimization/33870
1274 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1275 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1278 2007-10-29 Richard Guenther <rguenther@suse.de>
1280 * passes.c (init_optimization_passes): Exchange store_copy_prop
1282 * tree-pass.h (pass_store_copy_prop): Remove.
1283 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1284 (stmt_may_generate-copy): Do not handle store_copy_prop.
1285 (get_copy_of_val): Likewise.
1286 (set_copy_of_val): Likewise.
1287 (copy_prop_visit_assignment): Likewise.
1288 (copy_prop_visit_stmt): Likewise.
1289 (copy_prop_visit_phi_node): Likewise.
1290 (init_copy_prop): Likewise.
1291 (execute_copy_prop): Likewise.
1292 (do_copy_prop): Remove.
1293 (gate_store_copy_prop): Likewise.
1294 (store_copy_prop): Likewise.
1295 (pass_store_copy_prop): Likewise.
1296 (pass_copy_prop): Call execute_copy_prop.
1297 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1298 * common.opt (ftree-store-copy-prop): Mark obsolete.
1299 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1301 2007-10-29 Ian Lance Taylor <iant@google.com>
1303 * ifcvt.c (noce_can_store_speculate_p): New static function.
1304 (noce_process_if_block): Call it.
1305 (if_convert): Remove recompute_dominance parameter. Change all
1308 2007-10-29 Richard Guenther <rguenther@suse.de>
1310 * tree-flow-inline.h (get_subvar_at): Use binary search.
1311 (get_first_overlapping_subvar): New function to binary search
1312 for the first overlapping subvar.
1313 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1314 just handle adding subvars for a pointed-to subvar. Optimize
1315 and use get_first_overlapping_subvar.
1316 (add_vars_for_bitmap): Fold into single caller.
1317 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1318 and non pointed-to bits of add_vars_for_offset.
1320 2007-10-29 Revital Eres <eres@il.ibm.com>
1322 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1324 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1325 Zdenek Dvorak <ook@ucw.cz>
1328 reduction support for automatic parallelization.
1330 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1332 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1333 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1334 and OMP_ATOMIC_STORE.
1335 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1336 * gimple-low.c (lower_stmt): Same.
1337 * gimplify.c (gimplify_expr): Same.
1338 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1339 gimplify_omp_atomic_mutex): Remove.
1340 (gimplify_omp_atomic): Change it to simply gimplify the
1341 statement instead of expanding it.
1342 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1343 (expand_omp_atomic, expand_omp_atomic_pipeline,
1344 goa_stabilize_expr, expand_omp_atomic_mutex,
1345 expand_omp_atomic_fetch_op): New functions to implement
1346 expansion of OMP_ATOMIC.
1347 (expand_omp, build_omp_regions_1): Add support for
1348 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1349 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1351 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1353 * tree-parloops.c: add include to tree-vectorizer.h.
1354 (reduction_info): New structure for reduction.
1355 (reduction_list): New list to represent list of reductions per loop.
1356 (struct data_arg): New helper structure for reduction.
1357 (reduction_info_hash, reduction_info_eq, reduction_phi,
1358 initialize_reductions, create_call_for_reduction,
1359 create_phi_for_local_result, create_call_for_reduction_1,
1360 create_loads_for_reductions, create_final_loads_for_reduction):
1362 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1363 (separate_decls_in_loop_name): Support reduction variables.
1364 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1365 call create_loads_for_reduction for each reduction.
1366 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1368 (transform_to_exit_first_loop): Add reduction support, add
1369 reduction_list parameter.
1370 (gen_parallel_loop): Add reduction_list parameter. Add call
1371 separate_decls_in_loop with
1372 the new argument. Traverse reductions and call
1373 initialize_reductions, create_call_for_reduction.
1374 (parallelize_loops): Create and delete the reduction list.
1375 (add_field_for_name): Change use of data parameter. Add fields for
1377 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1378 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1379 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1380 * tree-inline.c (estimate_num_insns_1): add cases for
1381 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1382 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1383 * tree-ssa-operands.c (get_addr_dereference_operands):
1384 New function. Subroutine of get_indirect_ref_operands.
1385 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1386 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1389 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1391 * config/cris/cris.c: Include df.h.
1392 (cris_address_cost): Add gcc_assert for canonicalization
1393 assumptions. For PLUS with MULT or register, correct
1394 test for register in other arm. Tweak comments.
1396 2007-10-28 Richard Guenther <rguenther@suse.de>
1398 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1399 telling if the var is to be treated as points-to location.
1400 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1401 (add_virtual_operand): Only recurse into MPTs if aliases
1404 2007-10-28 Richard Guenther <rguenther@suse.de>
1406 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1407 (add_vars_for_bitmap): Do not recurse further. Only add vars
1408 for pointed-to SFTs.
1409 (add_virtual_operand): Re-instantiate loop to add operands for
1410 aliases. Recurse into MPTs.
1411 (get_indirect_ref_operands): If we fall back to use a pointers
1412 SMT, make sure to not prune based on the access offset and size.
1414 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1417 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1418 the eh information on the statement.
1420 2007-10-28 Richard Guenther <rguenther@suse.de>
1422 * tree-flow.h (subvar_t): Make it a VEC.
1423 (struct subvar): Remove.
1424 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1425 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1427 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1428 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1429 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1430 (set_initial_properties): Likewise.
1431 (setup_pointers_and_addressables): Likewise.
1432 (new_type_alias): Likewise.
1433 (create_overlap_variables_for): Likewise.
1434 * tree-dfa.c (dump_subvars_for): Likewise.
1435 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1436 (get_expr_operands): Likewise.
1437 (add_to_addressable_set): Likewise.
1438 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1440 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1442 PR tree-optimization/33920
1443 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1444 successor bb to true when predecessor bb has NULL predicate.
1445 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1447 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1449 * config/mips/mips.md: Add combiner patterns for DImode extensions
1450 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1453 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1456 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1458 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1460 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1461 LIBCALL notes if they are about to be moved to the same insn.
1463 2007-10-27 Richard Guenther <rguenther@suse.de>
1465 PR tree-optimization/33870
1466 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1467 duplication. Remove redundant call to access_can_touch_variable.
1468 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1469 (add_virtual_operand): Use it.
1471 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1474 * pa.h (ASM_PN_FORMAT): Delete define.
1476 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1478 * doc/invoke.texi (Option Summary, optimizations): Remove
1479 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1480 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1481 -fsplit-wide-types to match later entry. Break up a long line.
1482 (Option Summary, code gen options) Add -fno-stack-limit. Add
1483 missing @gol to the end of a line.
1484 (Optimization Options): Remove -fbounds-check, which is also
1485 documented under Code Generation Options. Remove =n from
1486 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1487 to -fcprop-registers to match other options, and say when it is
1488 enabled rather than disabled. Remove extra index entry for
1489 -fno-cx-limited-range. Add index entries for -fstack-protector
1490 and -fstack-protector-all.
1491 (Code Gen Options): Add index entry for -ftls-model.
1493 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1495 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1496 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1497 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1498 expand_epilogue, output_movhi): Don't handle 'main' function.
1499 (avr_attribute_table): Add 'OS_task' function attribute.
1500 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1502 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1503 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1505 * config/avr/avr.opt (minit-stack): Remove.
1507 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1509 * tree-nested.c (get_trampoline_type): Fix thinko.
1511 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1514 * tree.c (build_offset_type): Build canonical type based on the
1515 TYPE_MAIN_VARIANT of the base type.
1517 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1519 * reorg.c (emit_delay_sequence): Move insn locator from the
1520 first insn to the sequence.
1522 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1524 * ipa-pure-const.c (check_decl): Return immediately when
1525 pure_const_state has been set to IPA_NEITHER.
1527 2007-10-25 Ira Rosen <irar@il.ibm.com>
1529 PR tree-optimization/33833
1530 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1531 and convert init to sizetype in inner_base construction.
1533 2007-10-25 Richard Guenther <rguenther@suse.de>
1535 * tree-flow.h (mem_sym_stats): Remove.
1536 (dump_mem_sym_stats_for_var): Declare.
1537 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1538 (mem_sym_stats): Move ...
1539 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1540 (mem_sym_score): Rename from ...
1541 (pscore): ... this. Remove.
1542 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1543 not the frequencies.
1544 (compare_mp_info_entries): Make sort stable by disambiguating
1547 2007-10-25 Ira Rosen <irar@il.ibm.com>
1549 PR tree-optimization/33866
1550 * tree-vect-transform.c (vectorizable_store): Check operands of all
1551 the stmts in the group of strided accesses. Get def stmt type for each
1552 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1554 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1556 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1557 (Yt): Rename register constraint to Y2.
1558 * config/i386/sse.md: Use renamed register constraints.
1559 * config/i386/mmx.md: Ditto.
1560 * config/i386/i386.md: Ditto.
1562 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1564 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1566 2007-10-24 Chao-ying Fu <fu@mips.com>
1568 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1569 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1571 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1572 Olga Golovanevsky <olga@il.ibm.com>
1574 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1575 the compiler that wr.wrap and wr.domain are initialized in
1578 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1580 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1581 to print gcov_type values.
1583 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1585 * config/avr/avr.h: Do not include progmem_section definition when
1586 building with IN_TARGET_LIBS.
1588 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1591 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1592 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1593 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1594 (mips_orphaned_high_part_p: New functions.
1595 (mips_avoid_hazard): Don't check INSN_P here.
1596 (mips_avoid_hazards): Rename to...
1597 (mips_reorg_process_insns): ...this. Cope with
1598 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1599 or turn them into nops.
1600 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1601 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1602 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1603 (mips_override_options): Set flag_delayed_branch to 0.
1605 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1607 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1608 MIPS-specific implementation details.
1609 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1610 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1611 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1612 for targets with movmemsi.
1613 (MOVE_BY_PIECES_P): Define.
1614 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1615 (mips_block_move_loop): Add a bytes_per_iter argument.
1616 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1617 Update call to mips_block_move_loop.
1619 2007-10-24 Michael Matz <matz@suse.de>
1622 * var-tracking.c (variable_union): Don't break after one loop
1623 iteration but only when a difference is found.
1624 (dump_variable): Also print DECL_UID.
1626 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1628 * ipa-type-escape.h: Expose function
1629 is_array_access_through_pointer_and_index.
1631 (is_array_access_through_pointer_and_index):
1632 Add three new parameters. Add support of
1633 POINTER_PLUS_EXPR tree code.
1635 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1637 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1638 * tree-pass.h: Add pass_ipa_struct_reorg.
1639 * common.opt: Add ipa-struct-reorg flag.
1640 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1641 * passes.c: Add pass pass_ipa_struct_reorg.
1642 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1643 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1645 2007-10-24 Ira Rosen <irar@il.ibm.com>
1647 PR tree-optimization/33804
1648 * tree-vect-transform.c (vectorizable_operation): Remove the
1649 checks that the vectorization is worthwhile from the transformation
1652 2007-10-24 Ira Rosen <irar@il.ibm.com>
1654 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1655 vectype cannot be determined for the scalar type.
1656 (vect_analyze_slp_instance): Likewise.
1657 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1658 return type to bool. Return false if vectype cannot be determined
1659 for the scalar type.
1660 (vect_get_constant_vectors): Return false if vectype cannot be
1661 determined for the scalar type.
1662 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1663 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1664 vectorizable_reduction): Likewise.
1666 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1668 * config.gcc: For a FreeBSD target, parse the value of ${target}
1669 to determine the value of FBSD_MAJOR, instead of adding an
1670 explicit check for every possible FreeBSD major version.
1672 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1674 PR rtl-optimization/33846
1675 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1677 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1679 PR tree-optimization/33860
1680 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1681 interleaved accesses in case the dr is inside the inner-loop during
1682 outer-loop vectorization.
1684 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1686 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1687 Document MEM_POINTER. Replace mentions of "integrated"
1688 field with "return_val". Delete outdated stuff.
1690 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1692 * config/rs6000/rs6000.c (rs6000_override_options): Set
1693 rs6000_altivec_abi on AIX.
1694 (conditional_register_usage): Set VR20:31 fixed on AIX.
1696 2007-10-23 Richard Guenther <rguenther@suse.de>
1698 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1701 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1702 David S. Miller <davem@davemloft.net>
1704 * df-scan.c (df_get_call_refs): Mark global registers as both a
1705 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1707 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1709 PR tree-optimization/33834
1710 PR tree-optimization/33835
1711 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1712 stmts need to be checked for success seperately.
1713 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1714 Remove the check that stmt is not LIVE.
1715 (vectorizable_assignment, vectorizable_induction): Likewise.
1716 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1717 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1719 (vectorizable_live_operation): Check that op is not NULL.
1721 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1723 * doc/invoke.texi (Optimization Options): In the summary, show
1724 that the value for options -falign-jumps, -falign-labels,
1725 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1726 -fsched-stalled-insns-dep is optional. In the summary, show that
1727 -fsched-stalled-insns takes an optional argument and that
1728 -fparallelize-loops takes an argument. Add opindex for several
1729 optimization options, and fix typos in the opindex commands for
1730 several others. In the descriptions for -fsched-stalled-insns
1731 and -fsched-stalled-insns-dep, show the options with and without
1734 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1736 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1738 * config/avr/avr.h (LINK_SPEC): Likewise.
1739 (CRT_BINUTILS_SPECS): Likewsie.
1740 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1742 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1744 PR rtl-optimization/33644
1745 * cfgcleanup.c: Do not include dce.h.
1746 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1747 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1748 * dce.c (something_changed): Delete.
1749 (libcall_dead_p): New predicate.
1750 (delete_unmarked_insns): Use it to delete dead libcalls.
1751 Deal with REG_LIBCALL and REG_RETVAL notes.
1752 (prescan_libcall_for_dce): New function.
1753 (prescan_insns_for_dce): Use it to deal with libcalls.
1754 (mark_reg_dependencies): Do nothing special for libcalls.
1755 (dce_process_block): Likewise.
1756 (fast_dce): Delete unused local variable.
1757 (run_fast_dce): Do not return a value.
1758 * dce.h (struct df): Delete.
1759 (run_fast_dce): Adjust prototype.
1760 * optabs.c (libcall_id): Delete.
1761 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1762 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1763 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1764 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1765 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1766 notes instead of REG_LIBCALL_ID notes.
1767 * reg-notes.def (LIBCALL_ID): Delete.
1768 * Makefile.in (see.o): Add dce.h dependency.
1769 (cfgcleanup.o): Remove dce.h dependency.
1771 2007-10-22 Michael Matz <matz@suse.de>
1773 PR tree-optimization/33855
1774 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1777 2007-10-22 Ira Rosen <irar@il.ibm.com>
1779 PR tree-optimization/33854
1780 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1781 FLOAT_EXPR to the list of promotion operations.
1783 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1787 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1788 (print_reg): Print register prefix only with AT&T asm syntax.
1789 Support pc_rtx for RIP register.
1790 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1791 relative addressing. Always print segment register prefix with AT&T
1792 asm syntax and never with Intel asm syntax.
1793 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1794 Fix prefix for 16-byte XFmode operands.
1795 (output_addr_const_extra): Support Intel asm syntax.
1796 (x86_file_start): Don't use register prefix with Intel asm syntax.
1797 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1798 ("return_internal_long"): Fix Intel asm syntax output.
1799 ("set_got_rex64"): Support Intel asm syntax.
1800 ("set_rip_rex64"): Likewise.
1801 ("set_got_offset_rex64"): Likewise.
1802 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1804 ("*tls_global_dynamic_64"): Likewise.
1805 ("*tls_local_dynamic_base_64"): Likewise.
1806 ("*load_tp_si")("*load_tp_di"): Likewise.
1807 ("*add_tp_si")("*add_tp_di"): Likewise.
1808 ("*tls_dynamic_lea_64"): Likewise.
1809 ("*sibcall_value_1_rex64_v"): Likewise.
1810 ("stack_tls_protect_set_si"): Likewise.
1811 ("stack_tls_protect_set_di"): Likewise.
1812 ("stack_tls_protect_test_si"): Likewise.
1813 ("stack_tls_protect_test_di"): Likewise.
1814 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1816 ("*movv2sf_internal_rex64"): Likewise.
1817 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1818 (__get_cpuid_max): Likewise.
1820 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1822 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1823 the STRICT_P argument type "bool" rather than "int".
1824 (mips_legitimate_address_p): Likewise.
1825 (fp_register_operand, lo_operand): Delete.
1826 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1827 (mips_emit_scc): Rename to...
1828 (mips_expand_scc): ...this.
1829 (gen_conditional_branch): Rename to...
1830 (mips_expand_conditional_branch): ...this.
1831 (gen_conditional_move): Rename to...
1832 (mips_expand_conditional_move): ...this.
1833 (mips_gen_conditional_trap): Rename to...
1834 (mips_expand_conditional_trap): ...this and take an rtx code instead
1835 of an operands array.
1836 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1838 (mips_emit_fcc_reload): Rename to...
1839 (mips_expand_fcc_reload): ...this.
1840 (init_cumulative_args): Rename to...
1841 (mips_init_cumulative_args): ...this and remove the libname argument.
1842 (function_arg_advance): Rename to...
1843 (mips_function_arg_advance): ...this.
1844 (function_arg): Rename to...
1845 (mips_function_arg): ...this and use "rtx" instead of
1847 (function_arg_boundary): Rename to...
1848 (mips_function_arg_boundary): ...this.
1849 (mips_expand_unaligned_load): Rename to...
1850 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1851 and BITPOS arguments type "HOST_WIDE_INT".
1852 (mips_expand_unaligned_store): Rename to...
1853 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1854 and BITPOS arguments type "HOST_WIDE_INT".
1855 (override_options): Rename to...
1856 (mips_override_options): ...this.
1857 (print_operand): Rename to...
1858 (mips_print_operand): ...this.
1859 (print_operand_address): Rename to...
1860 (mips_print_operand_address): ...this.
1861 (mips_output_ascii): Remove the PREFIX argument.
1862 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1864 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1865 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1866 of "struct rtx_def *".
1867 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1869 (build_mips16_call_stub): Delete.
1870 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1871 (mips_use_ins_ext_p): Give the second and third arguments type
1872 "HOST_WIDE_INT" rather than "rtx".
1873 * config/mips/mips.h: Update after the above changes. Tweak comments
1875 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1876 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1877 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1878 element type from "char" to "bool".
1879 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1880 (mips_cpu_info_table): Delete.
1881 * config/mips/mips.md: Update after the above changes. Tweak some
1883 * config/mips/mips-ps-3d.md: Likewise.
1884 * config/mips/mips.c: Tweak comments and formatting.
1885 Use NULL-like macros rather than 0 in various places.
1886 (mips_section_threshold): Rename to...
1887 (mips_small_data_threshold): ...this and give it an unsigned type.
1888 (num_source_filenames): Remove explicit initialization.
1889 (sdb_label_count): Likewise.
1890 (sym_lineno): Delete.
1891 (set_noat): Make static.
1892 (mips_branch_likely): Likewise, and give it type "bool".
1893 (mips_isa_info): Rename to...
1894 (mips_isa_option_info): ...this.
1895 (mips_flag_delayed_branch): Rename to...
1896 (mips_base_delayed_branch): ...this.
1897 (mips_split_addresses): Delete.
1898 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1899 element type from "char" to "bool".
1900 (mips_regno_to_class): Add an explicit array size.
1901 (mips16_flipper): Change from type "int" to type "bool".
1902 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1903 (mips_tls_operand_p): Rename to...
1904 (mips_tls_symbol_p): ...this.
1905 (mips_global_symbol_p): Remove redundant "const".
1906 (mips_offset_within_alignment_p): Simplify.
1907 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1908 to STRICT_P and give it type bool.
1909 (mips_valid_base_register_p): Likewise.
1910 (mips_classify_address): Likewise.
1911 (mips_legitimate_address_p): Likewise.
1912 (mips16_unextended_reference_p): Take the offset as an
1913 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1914 (mips_const_insns): Use IN_RANGE.
1915 (mips_force_temporary): Remove an unnecessary copy_rtx.
1916 (mips16_gp_pseudo_reg): Simplify.
1917 (mips_split_symbol): Remove an unnecessary copy_rtx.
1918 (mips_legitimize_tls_address): Only create registers if we need them.
1919 (mips_legitimize_address): Use mips_split_plus.
1920 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1921 variable COST to NUM_OPS.
1922 (mips_legitimize_move): Use gen_lowpart.
1923 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1924 (m16_check_op): Use IN_RANGE.
1925 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1926 (mips_split_doubleword_move): Pass booleans to mips_subword.
1927 (mips_output_move): Store the mode in a local variable.
1928 Explicitly assert that this function does not deal with
1929 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1930 cases more consistent.
1931 (mips_relational_operand_ok_p): Rename to...
1932 (mips_int_order_operand_ok_p): ...this.
1933 (mips_canonicalize_comparison): Rename to...
1934 (mips_canonicalize_int_order_test): ...this.
1935 (mips_emit_int_relational): Rename to...
1936 (mips_emit_int_order_test): ...this. Store the mode in a local
1938 (mips_reverse_fp_cond_p): Rename to...
1939 (mips_reversed_fp_cond): ...this.
1940 (mips_emit_compare): Make the order of the statements more consistent.
1941 (mips_emit_scc): Rename to...
1942 (mips_expand_scc): ...this.
1943 (gen_conditional_branch): Rename to...
1944 (mips_expand_conditional_branch): ...this.
1945 (gen_conditional_move): Rename to...
1946 (mips_expand_conditional_move): ...this. Build the condition
1947 separately from the main pattern.
1948 (mips_gen_conditional_trap): Rename to...
1949 (mips_expand_conditional_trap): ...this and take an rtx code instead
1950 of an operands array. Simplify.
1951 (init_cumulative_args): Rename to...
1952 (mips_init_cumulative_args): ...this. Use memset rather than a
1953 copy from a zeroed static. Use prototype_p and stdarg_p.
1954 (mips_arg_info): Rename to...
1955 (mips_get_arg_info): ...this and put the INFO argument first.
1956 (function_arg): Rename to...
1957 (mips_function_arg): ...this and use "rtx" instead of
1958 "struct rtx_def *". Only split structures into chunks if
1959 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1960 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1961 comparison with REAL_TYPE. Rename local variable REG to REGNO
1962 and make it unsigned.
1963 (function_arg_advance): Rename to...
1964 (mips_function_arg_advance): ...this.
1965 (function_arg_boundary): Rename to...
1966 (mips_function_arg_boundary): ...this.
1967 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1969 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1970 comparison with REAL_TYPE.
1971 (mips_function_value): Remove the FUNC argument. Rename local
1972 variable UNSIGNEDP to UNSIGNED_P.
1973 (mips_return_in_memory): Use IN_RANGE.
1974 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1975 to FUNCTION_ARG_ADVANCE.
1976 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1977 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1978 SIZE and RSIZE if needed.
1979 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1981 (build_mips16_function_stub): Rename to...
1982 (mips16_build_function_stub): ...this.
1983 (build_mips16_call_stub): Rename to...
1984 (mips16_build_call_stub): ...this. Make static, and return a
1985 "bool" rather than an "int". Rename the ARG_SIZE argument to
1986 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1987 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1988 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1990 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1991 are not sibling ones.
1992 (mips_emit_fcc_reload): Rename to...
1993 (mips_expand_fcc_reload): ...this.
1994 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1996 (mips_expand_unaligned_load): Rename to...
1997 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1998 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2000 (mips_expand_unaligned_store): Rename to...
2001 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2002 and BITPOS arguments type "HOST_WIDE_INT".
2003 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2004 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2006 (mips_init_split_addresses): Replace with...
2007 (mips_split_addresses_p): ...this new function.
2008 (mips_init_relocs): Check mips_split_addresses_p () rather than
2009 mips_split_addresses. Always initialize mips_split_p with booleans.
2010 (print_operand_reloc): Rename to...
2011 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2013 (print_operand): Rename to...
2014 (mips_print_operand): ...this.
2015 (print_operand_address): Rename to...
2016 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2017 (mips_in_small_data_p): Simplify.
2018 (mips_output_ascii): Remove the PREFIX argument and "register"
2019 keywords. Use the STRING parameter directly and cast to
2021 (mips16e_collect_argument_save_p): Use IN_RANGE.
2022 (mips_function_has_gp_insn): Simplify.
2023 (mips_set_return_address): Use BITSET_P.
2024 (mips_restore_gp): Use a separate statement to pick the base
2026 (mips_output_function_prologue): Use a local FRAME variable.
2027 (mips_save_reg): Pass booleans to mips_subword.
2028 (mips_expand_prologue): Use a local FRAME variable. Use
2029 cprestore_size to detect when .cprestore is needed.
2030 (mips_restore_reg): Use GP_REG_FIRST.
2031 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2032 rather than "int". Use local FRAME and REGNO variables.
2033 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2034 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2036 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2037 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2038 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2039 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2040 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2041 (builtin_description): Rename to...
2042 (mips_builtin_description): ...this.
2043 (mips_bdesc): Rename to...
2044 (mips_ps_bdesc): ...this.
2045 (sb1_bdesc): Rename to...
2046 (mips_sb1_bdesc): ...this.
2047 (dsp_bdesc): Rename to...
2048 (mips_dsp_bdesc): ...this.
2049 (dsp_32only_bdesc): Rename to...
2050 (mips_dsp_32only_bdesc): ...this.
2051 (bdesc_map): Rename to...
2052 (mips_bdesc_map): ...this.
2053 (bdesc_arrays): Rename to...
2054 (mips_bdesc_arrays): ...this.
2055 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2056 Tweak error message.
2057 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2058 Rename local variables I and J to OPNO and ARGNO respectively.
2059 Assert that the number of arguments is no more than the number of
2061 (mips_expand_builtin_compare): Use an array of arguments rather
2062 than an array of operands. Assert that the number of operands is
2064 (add_constant): Rename to...
2065 (mips16_add_constant): ...this. Use XNEW.
2066 (dump_constants_1): Rename to...
2067 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2068 (dump_constants): Rename to...
2069 (mips16_emit_constants): ...this.
2070 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2071 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2072 Assign mips16_p to was_mips16_p.
2073 (mips_parse_cpu): Tweak warning message.
2074 (override_options): Rename to...
2075 (mips_override_options): ...this. Move the mips_cost initialization
2076 out of the "shared with GAS" block. Quote option names in error
2078 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2079 (mips_order_regs_for_local_alloc): Remove register keyword.
2081 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2083 * system.h (IN_RANGE): Cast each argument individually.
2085 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2087 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2088 MIPS16 code unless using o32 or o64.
2090 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2092 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2093 for modes smaller than 4 bytes.
2094 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2097 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2099 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2100 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2101 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2102 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2104 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2106 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2107 sibling calls to "mips16" functions if the function satisfies
2108 const_call_insn_operand.
2110 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2112 * config/mips/mips.c (mips_va_start): Fix types in calls
2115 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2117 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2120 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2122 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2123 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2124 instead of checking mips_isa.
2126 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2128 * doc/invoke.texi (-mpaired-single): Don't say that the option
2129 requires 64-bit code.
2130 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2131 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2132 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2133 V2SF if ISA_MIPS32R2.
2134 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2135 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2136 to ISA_HAS_NMADD_NMSUB.
2137 (mips_split_doubleword_move): Handle V2SF.
2138 (mips_modes_tieable_p): New function.
2139 (override_options): Report a warning rather than an error when
2140 -mpaired-single is used on ISAs that don't support it; use
2141 ISA_HAS_PAIRED_SINGLE to check that case.
2142 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2143 and DF move splitters with a single MOVE64 splitter, thereby adding
2144 a V2SF splitter too.
2145 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2146 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2147 (HALFMODE): Add V2SF.
2148 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2149 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2150 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2151 (movv2sf_hardfloat_32bit): New pattern.
2152 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2153 TARGET_DOUBLE_FLOAT conditions.
2155 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2157 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2158 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2159 64-bit register in 64-bit libgcc.
2161 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2163 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2164 * config/avr/avr.h (LINK_SPEC): Likewise.
2165 (CRT_BINUTILS_SPECS): Likewsie.
2166 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2168 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2170 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2171 and -Wfatal-errors together.
2173 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2176 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2177 change for vrsave, ie restore after frame pop.
2179 2007-10-19 David S. Miller <davem@davemloft.net>
2181 * config/sparc/niagara2.md: Fix copyright notice.
2183 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2185 PR tree-optimization/23820
2186 PR tree-optimization/24309
2187 PR tree-optimization/33766
2188 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2189 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2190 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2191 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2192 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2193 (linear_transform_loops): Use perfect_loop_nest_depth.
2194 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2195 should have a single condition: their exit.
2197 2007-10-19 Richard Guenther <rguenther@suse.de>
2201 * stor-layout.c (layout_type): Assert that aggregates do not
2202 have their alias sets set.
2203 * alias.c (get_alias_set): Return alias set zero for incomplete
2204 types, return the alias set of the element for incomplete array
2205 types, but do not remember these.
2207 2007-10-19 Richard Guenther <rguenther@suse.de>
2210 2007-10-19 Richard Guenther <rguenther@suse.de>
2213 * tree.c (build_array_type): Do not re-layout unbound array
2216 2007-10-19 Richard Guenther <rguenther@suse.de>
2219 * tree.c (build_array_type): Do not re-layout unbound array
2222 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2224 * config/mips/mips.c (mips_canonicalize_comparison): Check
2225 mips_relational_operand_ok_p before trying to rewrite the test.
2226 Only calculate PLUS_ONE if needed.
2227 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2230 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2232 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2235 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2237 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2238 the call uses the incoming value of $2.
2240 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2242 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2243 rather then gen_rtx_MEM.
2244 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2246 (mips_set_return_address): Likewise.
2247 (mips_restore_gp): Likewise.
2249 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2251 * config/mips/mips.c (gpr_mode): Delete.
2252 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2253 instead of gpr_mode.
2254 (mips_for_each_saved_reg): Likewise.
2255 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2256 (override_options): Don't initialize gpr_mode.
2257 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2259 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2261 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2263 (mips_class_max_nregs): Calculate the smallest consituent register
2264 size and use that to determine an upper bound on the number of
2267 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2269 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2271 (mips_expand_epilogue): ...here.
2272 (mips_mdebug_abi_name): New function, split out from...
2273 (mips_file_start): ...here.
2274 (mips_hard_regno_mode_ok_p): New function, split out from...
2275 (override_options): ...here.
2276 (mips_expand_builtin_1): New function, split out from...
2277 (mips_expand_buitin): ...here. Abort if we don't recognize
2280 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2282 * config/mips/mips.c (build_mips16_function_stub): Load the
2283 target address into $1 before transfering the arguments.
2284 Don't use ".set noreorder".
2285 (build_mips16_call_stub): Likewise.
2287 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2289 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2290 (mips_output_64bit_xfer): Likewise.
2291 (mips16_fp_args): Rename to...
2292 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2293 with a DIRECTION argument. Use mips_output_32bit_xfer and
2294 mips_output_64bit_xfer.
2295 (build_mips16_function_stub): Update accordingly.
2296 (mips16_fpret_double): Delete.
2297 (build_mips16_call_stub): Update after above changes.
2298 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2299 of mips16_fpret_double. Use GP_REG_RETURN.
2301 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2303 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2304 use asm_out_file instead.
2305 (build_mips16_function_stub): Likewise.
2306 (build_mips16_call_stub, mips_output_function_prologue): Update
2309 2007-10-18 David S. Miller <davem@davemloft.net>
2311 Add Niagara-2 support.
2312 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2313 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2314 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2315 (include): Add inclusion of niagara2.md
2316 * config/sparc/sparc.c (niagara2_costs): New.
2317 (sparc_override_options): Add niagara2 entry to cpu_default[]
2318 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2319 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2320 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2321 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2322 (sparc64_initialize_trampoline): Likewise.
2323 (sparc_use_sched_lookahead): Likewise.
2324 (sparc_issue_rate): Likewise.
2325 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2327 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2328 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2329 TARGET_CPU_niagara2.
2330 (PROCESSOR_NIAGARA2): New.
2331 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2332 (BRANCH_COST): Likewise.
2333 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2334 * config/sparc/sol2.h: Likewise.
2335 * config/sparc/niagara2.md: New file.
2337 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2339 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2341 (mips_compute_frame_info): Remove associated code.
2342 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2344 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2346 * config/mips/mips-protos.h (compute_frame_size): Delete.
2347 * config/mips/mips.h: Update comments.
2348 * config/mips/mips.c (mips_frame_info): Remove initialized.
2349 (compute_frame_size): Rename to...
2350 (mips_compute_frame_info): ...this and make static. Remove the
2351 SIZE argument and return no value. Remove the setting of initialized.
2352 Update rest of file accordingly.
2353 (mips_set_return_address): Don't call compute_frame_size.
2354 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2355 Don't call compute_frame_size.
2357 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2359 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2360 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2361 mips_hard_frame_pointer_required.
2362 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2363 large MIPS16 frames.
2364 * config/mips/mips.c (mips_frame_pointer_required): New function.
2366 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2368 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2369 and hard_frame_pointer_offset.
2370 (mips_debugger_offset): Use hard_frame_pointer_offset.
2371 (mips16e_collect_argument_save_p): Likewise.
2372 (compute_frame_size): Initialize arg_pointer_offset and
2373 hard_frame_pointer_offset.
2374 (mips_initial_elimination_offset): Use them.
2375 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2376 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2378 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2380 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2382 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2383 "unsigned int" rather than "int" and put them with the other
2384 register-related fields. Put expanded comments above fields
2385 rather than to their right.
2386 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2387 with a NUM_REGS_PTR argument.
2388 (mips16e_save_restore_pattern_p): Update accordingly.
2389 (compute_frame_size): Clarify frame diagram. Rewrite.
2391 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2393 * config/mips/mips-ftypes.def: New file.
2394 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2395 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2396 (mips_function_type): Redefine using mips-ftypes.def.
2397 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2398 (mips_builtin_vector_type): New function.
2399 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2400 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2401 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2402 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2404 (mips_build_function_type): New function.
2405 (mips_init_builtins): Use it to create types lazily.
2407 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2409 * config/mips/mips.h (set_volatile): Delete.
2410 * config/mips/mips.c (set_volatile): Delete.
2411 (mips_print_operand_punctuation): New function, split out from
2412 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2413 Use the same character ordering in the code and the comments.
2414 Use a recursive call to handle '*'. Abort on unknown characters.
2415 (mips_init_print_operand_punct): New function, split out from
2417 (mips_print_int_branch_condition): New function, split out from
2418 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2419 to report unexpected codes.
2420 (mips_print_float_branch_condition): New function, split out from
2421 print_operand. Use output_operand_lossage to report unexpected codes.
2422 (print_operand): Rework to use a case statement. Use the
2423 same letter ordering in the code and the comments. Use
2424 output_operand_lossage to report unexpected codes and
2425 reverse_condition to handle inverted branch conditions.
2426 (override_options): Use mips_init_print_operand_punct.
2428 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2430 * config/mips/mips.h: Move variable declarations to end of file and
2431 enclose them all in #ifndef USED_FOR_TARGET.
2432 * config/mips/mips.c: Reorder functions into more logical groups,
2433 and so that callees appear before callers. Put the targetm
2434 initializer at the end of the file. Remove forward static
2435 declarations where possible.
2436 (mips_init_builtins): Add "static" to definition.
2437 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2439 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2441 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2442 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2443 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2444 (mips_set_mips16_mode): Initialize min_anchor_offset and
2445 max_anchor_offset directly to constants.
2447 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2449 * config/mips/mips.c: Delete trailing whitespace.
2451 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2453 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2454 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2456 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2457 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2459 2007-10-18 David Daney <ddaney@avtrex.com>
2461 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2462 reg_offset variable to calculate register locations.
2464 2007-10-18 Richard Guenther <rguenther@suse.de>
2466 * tree-ssa.c (uid_ssaname_map_eq): New function.
2467 (uid_ssaname_map_has): Likewise.
2468 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2469 * tree-flow.h (struct gimple_df): Make default_defs a
2471 * tree-dfa.c (gimple_default_def): Deal with it.
2472 (set_default_def): Likewise.
2474 2007-10-18 Richard Guenther <rguenther@suse.de>
2476 * tree-flow.h (struct gimple_df): Make referenced_vars
2478 (uid_decl_map_eq): Declare.
2479 (uid_decl_map_hash): Likewise.
2480 * tree-ssa.c (uid_decl_map_eq): New function.
2481 (uid_decl_map_hash): Likewise.
2482 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2483 * tree-flow-inline.h (first_referenced_var): Deal with
2484 the referenced_vars representation change.
2485 (next_referenced_var): Likewise.
2486 * tree-dfa.c (referenced_var_lookup): Likewise.
2487 (referenced_var_check_and_insert): Likewise.
2488 (remove_referenced_var): Likewise.
2490 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2492 * config/mips/mips.c (mips_dwarf_register_span): New.
2493 (TARGET_DWARF_REGISTER_SPAN): Define.
2495 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2497 * config.gcc : update score-*-elf(extra_objs).
2498 * config/score/mac.md : Remove.
2499 * config/score/misc.md : Remove.
2500 * config/score/score7.md : Remove.
2501 * config/score/score-mdaux.h : Remove.
2502 * config/score/score-mdaux.c : Remove.
2503 * config/score/score-version.h : Remove.
2504 * config/score/score-generic.md : New.
2505 * config/score/score3.h : New.
2506 * config/score/score3.c : New.
2507 * config/score/score7.h : New.
2508 * config/score/score7.c : New.
2509 * config/score/mul-div.S : add flush_cache score3 support.
2510 * config/score/elf.h : Fix some typos.
2511 * config/score/score.md : merge score3 and score7 pattern.
2512 * config/score/score.c : use to seperate which target it used.
2513 * config/score/score.h : use to seperate the target macro.
2514 * config/score/score.opt : remove -mmac option , add -mscore3,
2515 -mscore3d and -march OPTION support.
2517 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2519 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2520 that the offset of a variable is not greater than the size
2523 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2525 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2526 atmega88p, atmega168p and atmega328p devices.
2527 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2528 (CRT_BINUTILS_SPECS): (Ditto.).
2529 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2531 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2533 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2535 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2536 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2537 (print_insn): Move declaration to ...
2538 * rtl.h (print_insn): ... here.
2540 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2542 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2543 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2544 m68k_sched_branch_type): Move declarations to ...
2545 * config/m68/m68k-protos.h: ... here.
2547 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2549 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2551 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2553 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2554 * config/avr/avr.h (LINK_SPEC): Likewise.
2555 (CRT_BINUTILS_SPECS): Likewsie.
2556 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2558 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2560 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2561 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2562 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2564 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2567 * reg-stack.c (move_for_stack_reg): Swap input argument of
2568 UNSPEC_TAN insn to the top of the stack.
2570 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2573 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2574 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2575 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2576 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2577 immediate shift value.
2578 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2579 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2580 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2581 Remove macros for !__OPTIMIZE__ case.
2583 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2585 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2587 (perform_var_substitution): Only DFS from real nodes. Don't test
2589 (unite_pointer_equivalences): Fix broken test.
2591 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2593 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2594 altivec sp_offset. Rearrange sp_offset assignments to
2595 correspond to stack adjustments. Use frame_reg_rtx for
2596 SPE register restores. Correct SPE stack adjustment.
2598 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2600 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2601 * toplev.c (check_global_declaration_1): Use appropriate warning
2602 option instead of unnamed warning.
2603 * stor-layout.c (layout_decl): Likewise.
2604 * c-typeck.c (build_conditional_expr): Likewise.
2605 (build_compound_expr): Fix wrong comment.
2606 (build_binary_op): Use appropriate warning option instead of
2608 * cfgexpand.c (tree_expand_cfg): Likewise.
2609 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2610 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2611 (execute_warn_function_return): Likewise.
2612 * stmt.c (warn_if_unused_value): Likewise.
2614 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2616 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2617 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2619 (CRT_BINUTILS_SPECS): Likewsie.
2620 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2622 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2625 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2627 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2629 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2630 (fini_dce): Only release them for the fast pass.
2631 (end_ud_dce): Delete.
2632 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2633 Call fini_dce instead of end_ud_dce.
2634 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2635 (run_fast_df_dce): Reset df_in_progress to false on exit.
2637 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2638 Maxim Kuvyrkov <maxim@codesourcery.com>
2640 * target.h (unspec_may_trap_p): New target hook.
2641 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2642 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2644 * targhooks.h (default_unspec_may_trap_p): Declare it.
2645 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2646 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2647 * rtl.h (may_trap_p_1): Declare.
2649 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2650 override default hook implementation.
2651 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2654 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2656 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2657 options enabled by Wextra and mention Wuninitialized.
2659 2007-10-15 Nigel Stephens <nigel@mips.com>
2661 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2663 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2665 PR tree-optimization/33136
2666 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2668 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2670 PR tree-optimization/33735
2671 PR tree-optimization/33572
2672 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2673 2007-10-09's change.
2674 * except.c (duplicate_eh_regions): Don't look for prev_try
2675 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2677 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2680 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2681 __builtin_va_arg_pack-containing call stmt.
2683 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2685 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2688 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2690 PR tree-optimization/33619
2691 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2694 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2696 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2698 2007-10-15 Richard Guenther <rguenther@suse.de>
2700 * fold-const.c (extract_array_ref): Remove.
2701 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2702 generic address expression comparison folding. Remove
2703 the folding that used extract_array_ref.
2705 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2708 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2709 speculation type of insn can be changed before trying to do that.
2711 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2713 * dse.c (struct insn_info): Add 'frame_read' field.
2714 (scan_insn): For the call to a const function, set frame_read if
2715 reload has been run.
2716 If the insn reads the frame, kill the frame related stores.
2717 (scan_reads_nospill): Likewise.
2719 2007-10-14 Jason Merrill <jason@redhat.com>
2721 * tree-eh.c (optimize_double_finally): Don't assume that the
2722 cleanup we're duplicating is only one statement.
2724 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2726 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2727 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2728 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2729 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2730 tree-vect-transform.c: Fix comment typos.
2731 * doc/extend.texi: Fix a typo.
2733 * c-common.h: Remove the prototype for c_expand_body.
2734 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2735 * tree.h: Remove the prototype for fold_build_call_expr.
2737 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2739 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2741 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2743 * config/rs6000/aix53.h: New file.
2744 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2745 (TARGET_ALTIVEC_ABI): Same.
2746 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2747 (TARGET_ALTIVEC_ABI): Delete.
2748 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2749 stanza defaulting to aix5.3.
2751 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2753 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2754 (strmov): Use defined constants.
2755 (cmpstrnsi): Likewise.
2756 * config/i386/i386.c (decide_alg): Use defined constants.
2757 (ix86_expand_strlen): Likewise.
2759 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2761 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2762 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2763 (mode_for_reg_attrs, var_lowpart): New functions.
2764 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2765 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2766 or copy is known, set LOC to the SET that performs the set, instead
2768 (find_src_status, find_src_set_src): Remove LOC parameter.
2769 Replace INSN with the source value.
2770 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2771 handling MO_SET and MO_COPY. Update the calls to find_src_status
2772 and find_src_set_src.
2774 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2777 * config/i386/i386.md (strmov): Check for esi and edi usage.
2778 * config/i386/i386.c (decide_alg): Check whether we can use a
2779 rep prefix and adjust algorithm choice accordingly.
2780 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2782 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2784 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2786 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2788 * global.c (build_insn_chain): Formatting fixes.
2790 2007-10-12 Richard Guenther <rguenther@suse.de>
2792 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2793 combining both operands require either both have single uses
2794 or combining to a constant.
2796 2007-10-12 Richard Guenther <rguenther@suse.de>
2799 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2800 a rhs with side-effects or which is a load.
2801 (forward_propagate_into_cond): Also try combining both operands.
2803 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2805 PR tree-optimization/33742
2806 * tree-vect-transform.c (vectorizable_operation): Return false
2807 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2808 (vectorizable_call): Same for rhs_type and lhs_type.
2810 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2812 PR tree-optimization/33645
2813 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2814 pass it to walk_tree.
2815 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2816 When calling set_is_used on a VAR_DECL, if data is not NULL and
2817 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2818 DECL_INITIAL after clearing the bit in bitmap.
2819 (remove_unused_locals): Adjust mark_all_vars_used callers.
2820 Instead of removing unused global vars from unexpanded_var_list
2821 immediately record them in bitmap, call mark_all_vars_used on
2822 all used global vars from unexpanded_var_list and only purge
2823 global vars that weren't found used even during that step.
2825 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2827 * gthr-posix.h (__gthread_active_init): Create detached instead of
2828 joinable thread when testing whether threads are active on hppa-hpux.
2829 * gthr-posix95.h (__gthread_active_init): Likewise.
2831 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2834 * global.c (build_insn_chain): Include insn that occur between
2837 2007-10-11 Tom Tromey <tromey@redhat.com>
2839 * gengtype-yacc.y: Delete.
2841 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2843 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2844 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2845 function_value_32, function_value_64, function_value_ms_64,
2846 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2847 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2850 2007-10-11 Richard Guenther <rguenther@suse.de>
2852 * gcse.c (hash_scan_set): If the next nonnote insn is in
2853 a different basic block insert the set.
2855 2007-10-11 Richard Guenther <rguenther@suse.de>
2858 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2859 (verify_gimple_expr): Use it to verify pointer-to types for
2862 2007-10-11 Richard Guenther <rguenther@suse.de>
2865 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2866 the array element type.
2868 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2870 PR rtl-optimization/33638
2871 * dse.c (struct insn_info): Remove 'stack_read' field,
2872 add 'stack_pointer_based' field.
2873 (record_store): For a store with non-constant base, record
2874 whether it is stack pointer based.
2875 (scan_insn): For the call to a const function, remove stack
2876 pointer based stores from the list of local active stores.
2877 (scan_reads_nospill): Delete code dealing with const functions.
2879 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2881 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2883 (conflict_p, set_conflict, set_conflicts): Likewise.
2884 * global.c (global_alloc): Likewise.
2885 * ra.h: Update prototypes.
2887 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2889 * opth-gen.awk: Fixed generation of comment stating the origin
2892 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2895 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2896 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2897 and '%}', respectively.
2900 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2901 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2902 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2904 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2908 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2909 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2910 syntax for ASSEMBLER_DIALECT.
2911 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2913 2007-10-10 Revital Eres <eres@il.ibm.com>
2915 * modulo-sched.c (check_nodes_order): Dump the final order of
2917 (get_sched_window): Add dump info.
2918 (calculate_order_params): Dump order params of the nodes.
2920 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2923 * ra-conflict.c (record_one_conflict_between_regnos,
2924 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2925 (global_conflicts): Enhanced incorrect check.
2927 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2929 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2930 if flag_exceptions is not set.
2931 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2932 assemble_name rather than incorrectly emulating it.
2934 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2935 friends are removed from G++.
2937 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2939 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2940 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2941 enabling them is redundant. Don't check two times for
2944 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2946 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2948 (set_conflicts_for_earlyclobber): Likewise.
2949 (global_conflicts): Likewise.
2951 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2953 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2954 and '%}', respectively.
2956 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2958 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2959 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2961 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2964 2007-10-09 Richard Guenther <rguenther@suse.de>
2967 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2968 of referenced structure and component.
2970 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2973 * ra-conflict.c (record_one_conflict_between_regnos,
2974 set_conflicts_for_earlyclobber, global_conflicts): Improved
2976 (global_conflicts): Removed incorrect check.
2978 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2980 PR tree-optimization/33615
2981 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2982 if the statement might throw. Fix formatting.
2984 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2986 PR tree-optimization/33615
2987 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2988 if the rhs might throw.
2990 2007-10-09 Jan Hubicka <jh@suse.cz>
2992 * invoke.texi (align-threshold, align-loop-iterations): Document.
2993 * final.c: Include cfgloop.h, params.h
2994 (compute_alignments): Dump decisions and compare them with loop
2995 structure; honor given parameters.
2996 (pass_compute_alignments): New dump file.
2997 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2998 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3000 2007-10-09 James E. Wilson <wilson@specifix.com>
3002 PR tree-optimization/33655
3004 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3005 convert it to bitsizetype before size_binop call.
3007 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3009 PR tree-optimization/33572
3010 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3011 the absence of a corresponding edge from the exit block.
3013 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3016 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3018 (sra_build_assignment): Likewise. Set up mask depending on
3019 precision, not type.
3020 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3021 computing bit masks.
3022 (sra_build_elt_assignment): Don't view-convert from signed to
3024 (sra_explode_bitfield_assignment): Use bit-field type if
3025 possible. Use BYTES_BIG_ENDIAN.
3027 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3030 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3031 the original stmt can throw.
3032 (sra_build_bf_assignment): Fix type mismatch when applying negated
3035 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3037 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3038 '#pragma mark' to be executed at preprocessing time.
3040 2007-10-08 Ollie Wild <aaw@google.com>
3042 * varasm.c (compare_constant): Removed call to
3043 lang_hooks.expand_constant.
3044 (copy_constants): Removed call to lang_hooks.expand_constant.
3045 (compute_reloc_for_constant): Removed call to
3046 lang_hooks.expand_constant.
3047 (output_addressed_constants): Removed call to
3048 lang_hooks.expand_constant.
3049 (constructor_static_from_elts_p): Removed call to
3050 lang_hooks.expand_constant.
3051 (output_constant): Removed calls to lang_hooks.expand_constant.
3052 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3053 * langhooks-def.h (lhd_return_tree): Removed.
3054 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3055 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3056 * langhooks.c (lhd_return_tree): Removed.
3058 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3060 * combine.c (setup_incoming_promotions): Ensure that
3061 arguments that have not undergone mode promotions do not
3062 incorrectly get marked as being sign- or zero-extended.
3064 2007-10-08 Richard Guenther <rguenther@suse.de>
3069 * fold-const.c (fold_binary): Use correct types in folding
3070 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3071 and building of RROTATE_EXPR.
3073 2007-10-08 Richard Guenther <rguenther@suse.de>
3078 * fold-const.c (fold_binary): Use the correct types when
3079 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3080 (fold_binary): Use the correct types when folding
3081 (-A) - B to (-B) - A.
3082 (fold_unary): Use the correct types when folding ~(X).
3084 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3086 * doc/invoke.texi (Wall): fix formatting issues.
3088 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3090 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3091 truncated shift counts.
3093 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3095 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3096 syntax for ASSEMBLER_DIALECT.
3097 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3099 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3100 Nathan Froyd <froydnj@codesourcery.com>
3102 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3103 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3105 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3108 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3110 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3111 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3112 the function, temporarily point the debug interface to the null one.
3114 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3116 PR tree-optimization/33655
3118 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3121 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3123 PR tree-optimization/33572
3124 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3125 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3126 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3128 (copy_edges_for_bb): Handle nonlocal label edges.
3129 (make_nonlocal_label_edges): Deleted.
3130 (optimize_inline_calls): Don't call it.
3132 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3134 * gthr-single.h: Revert last change.
3136 2007-10-05 Michael Matz <matz@suse.de>
3139 * lower-subreg.c (decompose_multiword_subregs): Use
3140 validate_unshare_change().
3142 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3144 * ra-conflict.c: Include "sparseset.h".
3145 (conflicts): Change to HOST_WIDEST_FAST_INT.
3146 (allocnos_live): Redefine variable as a sparseset.
3147 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3149 (allocno_row_words): Removed global variable.
3150 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3151 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3152 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3153 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3155 (record_one_conflict): Update uses of allocnos_live to use
3156 the sparseset routines. Use set_conflicts_p.
3157 (mark_reg_store): Likewise.
3158 (set_reg_in_live): Likewise.
3159 (global_conflicts): Update uses of allocnos_live.
3160 Use the new adjacency list to visit an allocno's neighbors
3161 rather than iterating over all possible allocnos.
3162 Call set_conflicts_p to setup conflicts rather than adding
3164 * global.c: Comments updated.
3165 (CONFLICTP): Delete define.
3166 (regno_compare): New function. Add prototype.
3167 (global_alloc): Sort the allocno to regno mapping according to
3168 which basic blocks the regnos are referenced in. Modify the
3169 conflict bit matrix to a compressed triangular bitmatrix.
3170 Only allocate the conflict bit matrix and adjacency lists if
3171 we are actually going to allocate something.
3172 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3173 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3174 allocno's neighbors rather than iterating over all possible allocnos.
3175 (mirror_conflicts): Removed function.
3176 (dump_conflicts): Iterate over regnos rather than allocnos so
3177 that all dump output will be sorted by regno number.
3178 Use the FOR_EACH_CONFLICT macro.
3179 * ra.h: Comments updated.
3180 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3181 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3183 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3184 (adjacency_list_d, adjacency_iterator_d): New types.
3185 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3186 adjacency_iter_next, regno_basic_block): New static inline functions.
3187 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3188 (conflict_p): Add function prototype.
3189 * sparseset.h, sparseset.c: New files.
3190 * Makefile.in (OBJS-common): Add sparseset.o.
3191 (sparseset.o): New rule.
3193 2007-10-05 Richard Guenther <rguenther@suse.de>
3196 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3199 2007-10-05 Michael Matz <matz@suse.de>
3202 * function.c (match_asm_constraints_1): Check for input
3203 being used in the outputs.
3205 2007-10-05 Richard Guenther <rguenther@suse.de>
3207 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3209 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3212 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3213 subset checks. Make the cost of FPR -> FPR moves depend on
3214 mips_mode_ok_for_mov_fmt_p.
3216 2007-10-04 Doug Kwan <dougkwan@google.com>
3218 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3219 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3220 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3221 support of conditional variables.
3222 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3223 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3224 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3225 support of conditional variables.
3226 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3227 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3228 conditional variables.
3229 * gthr.h: Update comments to document new interface.
3231 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3233 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3236 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3238 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3240 2007-10-04 Richard Guenther <rguenther@suse.de>
3243 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3244 does not need to be of INTEGER_TYPE.
3245 (verify_gimple_2): New function split out from ...
3246 (verify_gimple_1): ... here. ICE if there was an error during
3249 2007-10-04 Michael Matz <matz@suse.de>
3251 PR rtl-optimization/33653
3252 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3253 * dse.c (scan_insn): Same.
3255 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3257 * config.gcc: Remove USE_GAS for m68k targets.
3259 2007-10-04 Richard Guenther <rguenther@suse.de>
3261 PR tree-optimization/33627
3262 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3263 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3265 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3266 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3268 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3270 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3271 commands_in_epilogues): Remove variables.
3272 (avr_file_start): Remove unneded initializations of commands_in_file,
3273 commands_in_prologues and commands_in_epilogues variables.
3274 (avr_file_end): Remove dead code.
3276 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3278 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3279 MOTOROLA is to true.
3281 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3284 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3285 (mips_split_doubleword_move): ...this.
3286 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3287 use natural endianness for multi-format FPR values.
3288 (mips_split_64bit_move): Rename to...
3289 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3290 Use move_doubleword_fpr* patterns for moves involving FPRs.
3291 (mips_save_reg): Update the call to mips_split_64bit_move.
3292 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3293 nonzero constant into an FPR if the constant can be forced to memory.
3294 * config/mips/mips.md: Update the splitter calls to
3295 mips_split_64bit_move.
3296 (UNSPEC_LOAD_DF_LOW): Rename to...
3297 (UNSPEC_LOAD_LOW): ...this.
3298 (UNSPEC_LOAD_DF_HIGH): Rename to...
3299 (UNSPEC_LOAD_HIGH): ...this.
3300 (UNSPEC_STORE_DF_HIGH): Rename to...
3301 (UNSPEC_STORE_WORD): ...this.
3302 (SPLITF): New mode iterator.
3303 (HALFMODE): New mode attribute.
3304 (movtf): New expander.
3305 (*movtf_internal): New define_insn_and_split.
3306 (move_doubleword_fpr<mode>): New expander.
3307 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3309 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3310 (mfhc1<mode>): ...these more general patterns.
3312 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3314 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3316 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3318 * gcse.c (hash_scan_set): Insert set in insn before note at
3319 the end of basic block.
3321 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3323 PR tree-optimization/33576
3324 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3325 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3326 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3327 (remove_iv): Declared.
3328 * lambda-code.c (remove_iv): Not static.
3329 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3330 Don't remove ivs there, save ivs in the buffer.
3332 2007-10-03 Jason Merrill <jason@redhat.com>
3335 * tree-eh.c (same_handler_p): New fn.
3336 (optimize_double_finally): New fn.
3337 (refactor_eh_r): New fn.
3338 (refactor_eh): New fn.
3339 (pass_refactor_eh): New pass.
3340 * tree-pass.h: Declare it.
3341 * passes.c (init_optimization_passes): Add it.
3343 2007-10-03 Doug Kwan <dougkwan@google.com>
3344 Richard Guenther <rguenther@suse.de>
3347 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3348 be conservative instead.
3350 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3353 * doc/invoke.texi (-fwhole-program): Document that Fortran
3354 doesn't support this option.
3356 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3359 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3362 2007-10-02 David Daney <ddaney@avtrex.com>
3364 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3365 against constant zero.
3366 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3369 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3371 * ra-conflict.c: New file.
3373 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3374 usage to DF_LIVE usage.
3375 (reload): Remove reference to df_get_live_top.
3376 * rtlanal.c (subreg_nregs_with_regno): New function.
3377 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3378 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3379 (df_has_eh_preds): Removed.
3380 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3381 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3383 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3384 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3385 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3386 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3387 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3388 (global_alloc): Turn off rescanning insns after call to
3389 global_conflicts and added call to set_preferences.
3390 (global_conflicts): Moved to ra-alloc.c.
3391 (set_preferences_1, set_preferences): New function.
3392 (mirror_conflicts): Changed types for various variables.
3393 (mark_elimination): Change DF_RA_LIVE
3394 usage to DF_LIVE usage.
3395 (build_insn_chain): Rewritten from scratch and made local.
3396 (print_insn_chain, print_insn_chains): New functions.
3397 (dump_conflicts): Do not print conflicts for fixed_regs.
3398 (rest_of_handle_global_alloc): Turn off insn rescanning.
3399 * hard-reg-set.h: Fixed comment.
3400 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3401 usage to DF_LIVE usage and delete refs to TOP sets.
3402 (block_alloc): Mark regs as live if they are in the artificial
3403 defs at top of block.
3404 (find_stack_regs): New function.
3405 (rest_of_handle_local_alloc): Changed urec problem to live
3406 problem and do not turn off df rescanning.
3407 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3408 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3409 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3410 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3411 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3412 fields in df_ref_flags. The rest have been renumbered.
3413 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3415 * rtl.h (subreg_nregs_with_regno): New function.
3416 * df-problems.c: (df_get_live_out, df_get_live_in,
3417 df_get_live_top): Removed reference to DF_RA_LIVE.
3418 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3419 df_live_alloc, df_live_reset, df_live_local_finalize,
3420 df_live_free): Make top set only if different from in set.
3421 (df_lr_top_dump, df_live_top_dump): Only print top set if
3422 different from in set.
3423 (df_lr_bb_local_compute): Removed unnecessary check.
3424 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3425 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3426 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3427 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3428 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3429 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3430 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3431 df_urec_add_problem): Removed.
3432 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3434 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3435 * basic_block.h (bb_has_abnormal_pred): New function.
3436 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3437 usage to DF_LIVE usage.
3439 2007-10-02 Revital Eres <eres@il.ibm.com>
3441 * config/rs6000/predicates.md (easy_vector_constant): Return false
3442 for 750CL paired vectors.
3443 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3445 (vec_initv2sf): Add new description.
3446 (vconcatsf): Likewise.
3447 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3448 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3450 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3452 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3453 sinking the last stmt in a BB.
3455 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3458 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3459 (sra_hash_tree): Handle BIT_FIELD_REFs.
3460 (sra_elt_hash): Don't hash bitfld blocks.
3461 (sra_elt_eq): Skip them in parent compares as well. Handle
3463 (build_element_name_1): Handle BIT_FIELD_REFs.
3464 (instantiate_element): Propagate nowarn from parents. Create
3465 BIT_FIELD_REF for variables that are widened by scalarization.
3466 Gimple-zero-initialize all bit-field variables that are not
3467 part of parameters that are going to be scalarized on entry.
3468 (instantiate_missing_elements_1): Return the sra_elt.
3469 (canon_type_for_field): New.
3470 (try_instantiate_multiple_fields): New. Infer widest possible
3471 access mode from decl or member type, but clip it at word
3472 size, and only widen it if a field crosses an alignment
3474 (instantiate_missing_elements): Use them.
3475 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3476 (scalar_bitfield_p): New.
3477 (sra_build_assignment): Optimize assignments from scalarizable
3478 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3481 (sra_build_bf_assignment): New. Optimize assignments to
3482 scalarizable BIT_FIELD_REFs.
3483 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3484 assignments to full variables.
3485 (generate_copy_inout): Use the new macros and functions.
3486 (generate_element_copy): Likewise. Handle bitfld differences.
3487 (generate_element_zero): Don't recurse for blocks. Use
3488 sra_build_elt_assignment.
3489 (generate_one_element_init): Take elt instead of var. Use
3490 sra_build_elt_assignment.
3491 (generate_element_init_1): Adjust.
3492 (bitfield_overlap_info): New struct.
3493 (bitfield_overlaps_p): New.
3494 (sra_explode_bitfield_assignment): New. Adjust widened
3495 variables to account for endianness.
3496 (sra_sync_for_bitfield_assignment): New.
3497 (scalarize_use): Re-expand assignment to/from scalarized
3498 BIT_FIELD_REFs. Explode or sync needed members for
3499 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3500 (scalarize_copy): Use REPLDUP.
3501 (scalarize_ldst): Move assert before dereference. Adjust EH
3503 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3505 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3507 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3508 Rename CR_* constants to CMP_*. Fix spacing.
3510 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3513 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3514 to be processed with the special script doc/install.texi2html.
3516 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3518 * doc/invoke.texi (Wall): List the options enabled by Wall.
3519 (Wstrict-aliasing): Add missing @option.
3521 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3523 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3524 rather than gen_lowpart to change a register from DImode to DFmode.
3525 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3526 both FROM and TO are integer modes that are no bigger than 4 bytes.
3527 (mips_mode_ok_for_mov_fmt_p): New function.
3528 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3529 (mips_secondary_reload_class): Tweak formatting and comments.
3530 Use reg_class_subset_p instead of direct comparisons with
3531 classes. Only allow direct FPR<->FPR moves for modes that
3532 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3533 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3534 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3535 (*movdi_64bit): Likewise.
3536 (*movsi_internal): Likewise.
3537 (*movhi_internal): Likewise.
3538 (*movqi_internal): Likewise.
3540 2007-09-30 Diego Novillo <dnovillo@google.com>
3543 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3546 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3548 PR tree-optimization/33597
3549 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3550 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3552 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3555 instead of variants of (!reload_in_progress && !reload_completed).
3556 (x86_expand_vector_move): Ditto.
3558 2007-09-28 Ollie Wild <aaw@google.com>
3561 2007-09-27 Ollie Wild <aaw@google.com>
3563 * varasm.c (compare_constant): Removed call to
3564 lang_hooks.expand_constant.
3565 (copy_constants): Removed call to lang_hooks.expand_constant.
3566 (compute_reloc_for_constant): Removed call to
3567 lang_hooks.expand_constant.
3568 (output_addressed_constants): Removed call to
3569 lang_hooks.expand_constant.
3570 (constructor_static_from_elts_p): Removed call to
3571 lang_hooks.expand_constant.
3572 (output_constant): Removed calls to lang_hooks.expand_constant.
3573 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3574 * langhooks-def.h (lhd_return_tree): Removed.
3575 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3576 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3577 * langhooks.c (lhd_return_tree): Removed.
3579 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3582 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3583 argument to gen_selb.
3585 2007-09-28 Chao-ying Fu <fu@mips.com>
3587 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3588 * doc/libgcc.texi (Fixed-point fractional library routines):
3589 Fix typos for neg and cmp functions.
3591 2007-09-28 Michael Matz <matz@suse.de>
3593 PR rtl-optimization/33552
3594 * function.c (match_asm_constraints_1): Check for overlap in
3595 inputs and replace all occurences.
3597 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3599 * config/mips/mips.c (override_options): Fix comment typo.
3601 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3603 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3604 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3605 * config/bfin/t-bfin-linux (crti.o): Don't build.
3607 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3608 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3610 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3612 2007-09-27 Ollie Wild <aaw@google.com>
3614 * varasm.c (compare_constant): Removed call to
3615 lang_hooks.expand_constant.
3616 (copy_constants): Removed call to lang_hooks.expand_constant.
3617 (compute_reloc_for_constant): Removed call to
3618 lang_hooks.expand_constant.
3619 (output_addressed_constants): Removed call to
3620 lang_hooks.expand_constant.
3621 (constructor_static_from_elts_p): Removed call to
3622 lang_hooks.expand_constant.
3623 (output_constant): Removed calls to lang_hooks.expand_constant.
3624 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3625 * langhooks-def.h (lhd_return_tree): Removed.
3626 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3627 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3628 * langhooks.c (lhd_return_tree): Removed.
3630 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3633 * expr.c (emit_group_load_1): Split constant double when destination
3634 length is half source length.
3636 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3638 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3639 (mips_cpu_info): Add tune_flags.
3640 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3641 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3643 (override_options): Remove deprecation code. Use branch-likely
3644 instructions for optimize_size or if the tuning flags do not
3645 suggest otherwise. Tweak warning.
3646 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3648 2007-09-27 Matthias Klose <doko@ubuntu.com>
3650 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3651 multilib osdirname if it exists.
3652 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3654 2007-09-27 Ian Lance Taylor <iant@google.com>
3656 PR tree-optimization/33565
3657 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3658 assignments of comparisons.
3659 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3660 parameter. Change caller. Defer overflow warnings around call to
3662 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3663 TREE_NO_WARNING is set on the statement.
3664 * tree-ssa-forwprop.c
3665 (tree_ssa_forward_propagate_single_use_vars): Don't test
3666 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3667 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3669 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3671 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3672 reduce offset by units of 0x10000 for SPE vector modes or modes
3673 used with E500 double instructions.
3675 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3677 * simplify-rtx.c (comparison_result): New.
3678 (simplify_const_relational_operation): Use it instead of the five
3679 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3680 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3681 optimizations. Extract nonzero_address_p optimizations into a
3682 separate "if" together with optimizations where op1 is const0_rtx.
3683 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3684 floating-point arguments too when appropriate. Hoist test for ABS
3685 outside the final switch statement.
3686 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3687 folded_arg0 if we found a constant equivalent. Remove
3688 transformations done in simplify-rtx.c for "op0 RELOP op0".
3690 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3692 * builtins.c (expand_builtin, expand_builtin_object_size,
3693 expand_builtin_memory_chk, maybe_emit_chk_warning,
3694 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3696 * expr.c (expand_expr_real_1): Likewise.
3697 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3698 (lhd_print_error_function): Add third argument.
3699 * langhooks.h (struct diagnostic_info): Add forward decl.
3700 (struct lang_hooks): Add third argument to print_error_function.
3701 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3702 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3704 (diagnostic_report_current_function): Likewise.
3705 * toplev.c (announce_function): Pass NULL as second argument to
3706 diagnostic_set_last_function.
3707 * diagnostic.c (diagnostic_report_current_function): Add second
3708 argument, pass it as third argument to lang_hooks.print_error_function.
3709 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3710 to diagnostic_report_current_function.
3711 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3712 and message.abstract_origin.
3713 (verbatim): Initialize abstract_origin.
3714 * pretty-print.h (text_info): Add abstract_origin field.
3715 * pretty-print.c (pp_base_format): Handle %K.
3716 * langhooks.c (lhd_print_error_function): Add third argument. If
3717 diagnostic->abstract_origin, print virtual backtrace.
3718 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3719 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3720 (init_dynamic_diag_info): Likewise.
3722 2007-09-26 David Daney <ddaney@avtrex.com>
3725 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3726 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3727 sync_old_nand<mode>, sync_new_nand<mode>,
3728 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3729 Update length attributes.
3730 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3731 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3733 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3734 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3735 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3738 2007-09-26 Richard Guenther <rguenther@suse.de>
3740 PR tree-optimization/33563
3741 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3742 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3744 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3745 get_use_of_stmt_lhs.
3747 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3750 * c-common.c (complete_array_type): Diagnose too-large arrays and
3751 set type to error_mark_node.
3753 2007-09-26 Richard Guenther <rguenther@suse.de>
3755 PR tree-optimization/30375
3756 PR tree-optimization/33560
3757 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3761 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3763 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3764 (dse_global_data): Add aggregate_vardecl field.
3765 (dse_possible_dead_store_p): New.
3766 Add prev_defvar variable.
3767 Allow immediate uses and previous immediate uses to differ
3768 if they are setting different parts of the whole.
3769 (get_aggregate_vardecl): New.
3770 (dse_record_partial_aggregate_store): New.
3771 (dse_whole_aggregate_clobbered_p): New.
3772 (dse_partial_kill_p): New.
3773 Call dse_maybe_record_aggregate_store().
3774 When checking whether a STMT and its USE_STMT refer to the
3775 same memory address, check also for partial kills that clobber
3777 Move some variable definitions to the block where they are used.
3778 (aggregate_vardecl_hash): New.
3779 (aggregate_vardecl_eq): New.
3780 (aggregate_vardecl_free): New.
3781 (aggregate_whole_store_p): New.
3782 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3783 Mark which aggregate stores we care about.
3785 2007-09-25 DJ Delorie <dj@redhat.com>
3788 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3791 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3794 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3795 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3796 for vector int32 -> int64 conversions. Don't write beyond the end
3797 of the allocated vector for int32 -> int64 conversions.
3799 2007-09-25 Revital Eres <eres@il.ibm.com>
3801 * config/rs6000/paired.h (paired_sel): New.
3802 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3803 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3804 when expanding selv2sf.
3805 * config/rs6000/rs6000.h (rs6000_builtins): Add
3806 PAIRED_BUILTIN_SELV2SF4.
3808 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3811 * c-typeck.c (default_conversion): Call require_complete_type
3812 before perform_integral_promotions.
3813 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3814 (build_c_cast): Call require_complete_type except for casts to
3816 (convert_for_assignment): Call require_complete_type.
3818 2007-09-25 Revital Eres <eres@il.ibm.com>
3820 * config/spu/spu.md: Fix doloop pattern.
3822 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3824 * config/bfin/bfin.c (expand_prologue_reg_save,
3825 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3826 and ASTAT moved here...
3827 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3828 ... from here. New argument ALL; callers changed.
3829 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3830 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3831 have the "saveall" attribute.
3833 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3835 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3837 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3838 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3839 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3841 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3842 with REG_P tests before REGNO access.
3844 2007-09-24 DJ Delorie <dj@redhat.com>
3847 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3849 (movqicc_<code>_<mode>): Likewise.
3850 (movhicc_<code>_<mode>): Likewise.
3852 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3855 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3856 register for reload.
3858 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3861 * config/i386/i386.c (ix86_comp_type_attributes): Check
3864 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3866 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3867 "move.l %a4,%a4" to produce nops.
3868 * config/m68k/m68k.c (override_options): Reset align options,
3869 if neccessary align macro isn't avaible.
3871 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3873 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3875 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3877 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3879 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3880 reload is completed.
3881 (peephole pattern): Convert most of them to RTL peephole pattern.
3883 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3885 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3886 (moved from fp compare patterns).
3887 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3888 Cleanup predicates to relieve reload.
3889 (conditional_trap): Reject conditional trap with fp condition.
3890 * config/m68k/predicates.md (fp_src_operand): New, reject
3891 certain constants early.
3893 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3895 * final.c (final_scan_insn): Remove accidentally duplicated code.
3897 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3899 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3900 Allow --with-tune=cell and --with-cpu=cell.
3902 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3904 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3905 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3907 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3909 (TARGET_BUILTIN_RECIPROCAL): Use it.
3910 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3911 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3912 (rs6000_emit_swrsqrtsf): New.
3913 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3915 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3916 (divsf3): Remove swdiv support.
3919 (rsqrt_internal1): New.
3920 (divdf3): Remove swdiv support.
3923 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3926 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3928 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3929 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3930 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3931 lang_hooks.type.type_hash_eq in addition to generic tests.
3933 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3934 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3936 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3937 reflect the cost per call to a target specific builtin.
3938 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3939 call to a target specific builtin, then use target_builtin_call_cost.
3940 (init_inline_once): Initialize target_builtin_call_cost field.
3942 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3945 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3948 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3950 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3951 * configure: Regenerated.
3953 2007-09-23 Ollie Wild <aaw@google.com>
3955 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3957 (get_pointer_modulus_and_residue): New function.
3959 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3961 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3962 combine an SC return value into a single register.
3964 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3966 * opth-gen.awk (target_flags_explicit): Declare.
3967 * toplev.h (target_flags_explicit): Delete declaration.
3968 * toplev.c (target_flags): Likewise.
3969 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3970 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3971 Never return true for TARGET_MIPS16.
3972 * config/mips/mips.c (mips_llsc): Delete.
3973 (mips_handle_option): Remove -mllsc handling.
3974 (mips_strip_unspec_address): Tweak comment.
3975 * config/mips/mips.opt (mllsc): Use a target mask.
3977 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3979 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3980 word_mode as well as Pmode.
3982 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3984 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3985 parameters from word_mode to the subword type if such a truncation
3988 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3990 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3991 * configure: Regenerated.
3993 2007-09-23 Jan Hubicka <jh@suse.cz>
3995 * params.def (INLINE_CALL_COST): Set to 12.
3996 * invoke.texi (inline-call-cost): Update default value.
3998 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4000 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4002 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4003 Revital Eres <eres@il.ibm.com>
4005 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4006 checks whether the count_reg is found outside the control part.
4008 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4010 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4011 instead of checking CALL_EXPR_FN directly to test for builtins.
4012 If error or warning attributes are present, print
4013 error resp. warning.
4014 * c-common.c (handle_error_attribute): New function.
4015 (c_common_attribute_table): Add error and warning
4017 * doc/extend.texi: Document error and warning attributes.
4019 * tree.h (block_nonartificial_location): New prototype.
4020 * tree.c (block_nonartificial_location): New function.
4021 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4022 if artificial attribute is present on abstract inline decl.
4023 * c-common.c (handle_artificial_attribute): New function.
4024 (c_common_attribute_table): Add artificial attribute.
4025 * final.c (override_filename, override_linenum): New variables.
4026 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4027 and override_linenum if inside of a block inlined from
4028 __attribute__((__artificial__)) function.
4029 (notice_source_line): Honor override_filename and override_linenum.
4030 * doc/extend.texi: Document __attribute__((__artificial__)).
4031 * config/i386/emmintrin.h: Add __artificial__ attribute to
4032 all __always_inline__ functions.
4033 * config/i386/mmintrin.h: Likewise.
4034 * config/i386/tmmintrin.h: Likewise.
4035 * config/i386/mm3dnow.h: Likewise.
4036 * config/i386/pmmintrin.h: Likewise.
4037 * config/i386/ammintrin.h: Likewise.
4038 * config/i386/xmmintrin.h: Likewise.
4039 * config/i386/smmintrin.h: Likewise.
4040 * config/i386/bmmintrin.h: Likewise.
4041 * config/i386/mmintrin-common.h: Likewise.
4044 * expr.c (expand_constructor): New function.
4045 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4046 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4049 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4051 * config/mips/mips.c (dump_constants_1): Generalize to include
4052 fractional and accumulator modes.
4054 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4056 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4057 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4059 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4060 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4062 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4064 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4066 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4067 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4069 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4070 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4071 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4073 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4075 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4076 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4077 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4079 2007-09-22 Jason Merrill <jason@redhat.com>
4082 * attribs.c (lookup_attribute_spec): Split out...
4083 (decl_attributes): From here.
4084 * tree.h: Declare it.
4086 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4088 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4090 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4092 * tree-inline.c (remap_type_1): Correctly chain variants.
4094 2007-09-22 Richard Guenther <rguenther@suse.de>
4096 PR tree-optimization/33146
4097 * fold-const.c (fold_binary): Use the original tree
4099 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4100 also changes "sign".
4102 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4105 * except.c (finish_eh_generation): Call commit_edge_insertions if
4106 there are insns queued on the entry edge.
4107 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4110 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4112 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4114 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4116 * config/i386/i386.c: Delete trailing whitespace.
4117 * config/i386/i386.h: Ditto.
4118 * config/i386/bmmintrin.h: Ditto.
4119 * config/i386/sync.md: Ditto.
4120 * config/i386/ppro.md: Ditto.
4121 * config/i386/mmx.md: Ditto.
4122 * config/i386/constraints.md: Ditto.
4123 * config/i386/sse.md: Ditto.
4124 * config/i386/athlon.md: Ditto.
4125 * config/i386/i386.md: Ditto.
4127 2007-09-21 Richard Guenther <rguenther@suse.de>
4129 PR tree-optimization/33508
4130 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4131 quadratic loop by keeping a bitmap of variables we have
4132 to clobber all subvariables for.
4133 (set_initial_properties): Likewise.
4135 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4137 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4139 2007-09-20 Nigel Stephens <nigel@mips.com>
4140 Chao-ying Fu <fu@mips.com>
4142 * c-decl.c (finish_declspecs): When _Sat is used without
4143 _Fract or _Accum, set the default type to cts_fract.
4144 This avoids a warning of "type defaults to int".
4146 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4148 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4149 bit-fields wider than one bit.
4151 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4154 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4156 * dbxout.c (dbxout_type): Likewise.
4160 * gimplify.c (gimplify_vla_decl): New function.
4161 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4163 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4165 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4167 * doc/invoke.texi (-minterlink-mips16): Document.
4168 * config/mips/mips.opt (minterlink-mips16): New option.
4169 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4172 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4174 * doc/extend.texi (Attribute Syntax): Remove old speculative
4177 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4179 * combine.c: Include cgraph.h.
4180 (setup_incoming_promotions): Rework to allow more aggressive
4181 elimination of sign extensions when all call sites of the
4182 current function are known to lie within the current unit.
4184 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4186 * dse.c (find_shift_sequence): No-op rework of control flow.
4188 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4190 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4191 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4193 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4195 * cfgexpand.c (dump_stack_var_partition): Use the correct
4196 index for the offset.
4198 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4200 * config/mips/sde.h: Switch to GPLv3.
4202 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4204 * tree-sra.c (decide_block_copy): Decide if there are groups.
4206 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4208 * config/m68k/m68k.c (output_move_himode): Remove jump table
4210 config/m68k/m68k.md (lea): Likewise.
4211 * config/m68k/m68k.c (print_operand_address): Use simple pc
4212 relative addressing.
4214 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4216 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4217 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4219 (asm_insn_count): Pass template as second argument to it.
4220 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4221 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4222 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4223 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4224 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4225 (sh_insn_length_adjustment): Pass template as second argument to it.
4226 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4228 * config/bfin/bfin.md (define_asm_attributes): New.
4230 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4232 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4234 * config/bfin/print-sysroot-suffix.sh: New.
4235 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4236 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4237 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4238 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4239 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4240 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4241 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4242 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4243 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4244 (linux-sysroot-suffix.h): New target.
4245 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4246 (mspecld-anomaly): Likewise.
4247 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4248 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4249 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4250 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4251 (bfin_si_revision): Declare.
4252 (bfin_workarounds): Declare.
4253 (WA_SPECULATIVE_LOADS): Define.
4254 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4255 (WA_SPECULATIVE_SYNCS): Define.
4256 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4257 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4258 (LIB_SPEC): Add %s to the linker scripts.
4259 Use proper linker script for bf522, bf525, bf527,
4260 bf538, bf539, bf542, bf544, bf548, and bf549.
4261 * config/bfin/bfin.c (bfin_si_revision): Define.
4262 (bfin_workarounds): Define.
4263 (struct bfin_cpu): New.
4265 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4266 (override_options): Set bfin_workarounds.
4267 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4268 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4269 ENABLE_WA_SPECULATIVE_LOADS.
4270 (bfin_reorg): Likewise.
4271 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4272 macros for bf522, bf525, bf527, bf538, bf539,
4273 bf542, bf544, bf548, and bf549.
4274 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4275 Don't define __ID_SHARED_LIB__ when -msep-data.
4276 (TARGET_DEFAULT): Define as 0.
4277 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4278 * doc/invoke.texi (Blackfin Options): Document silicon
4279 revision part of -mcpu option and it now accepts bf522, bf525,
4280 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4282 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4284 * alias.c (memory_modified_1): Deconstify.
4285 (memory_modified_in_insn_p): Don't use const_note_stores.
4286 * rtl.h (const_note_stores): Delete.
4287 * rtlanal.c (const_note_stores): Likewise.
4289 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4291 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4294 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4298 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4299 (addsi_small_int): Likewise.
4300 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4301 (one_cmplsi2): Likewise.
4303 (enter_func): Expand insn using hard_frame_pointer_rtx and
4306 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4307 hard_frame_pointer_rtx instead of using REGNO() check.
4308 Properly sign extend GEN_INT() argument.
4310 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4312 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4314 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4315 alternatives with just jcc.
4316 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4317 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4318 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4319 dbge_hi, dbge_si): Likewise.
4321 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4323 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4324 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4325 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4326 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4327 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4329 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4331 * config/m68k/m68k-devices.def (51qe): New device.
4332 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4333 to all uses of FL_FOR_isa_c for compatibility.
4334 (all_microarchs): Add cfv1 microarchitecture.
4335 (m68k_handle_option): Handle m51qe option.
4336 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4337 (TUNE_CFV1): New macro.
4338 (enum uarch_type): Add ucfv1.
4339 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4341 2007-09-18 Richard Guenther <rguenther@suse.de>
4343 PR tree-optimization/31863
4344 * tree-ssa-structalias.c (create_variable_info_for): Always
4345 free the fieldstack.
4347 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4349 * opts.c (decode_options): Enable vectorization under -O3.
4351 2007-09-18 Richard Guenther <rguenther@suse.de>
4353 PR tree-optimization/33340
4354 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4355 SSA_NAMEs that occur in abnormal PHI nodes.
4357 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4359 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4360 Don't use const_get_call_expr_in.
4361 * tree-gimple.c (const_get_call_expr_in): Delete.
4362 * tree-gimple.h (const_get_call_expr_in): Likewise.
4364 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4366 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4367 not yet have a basic block.
4368 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4370 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4372 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4373 to both ".section"s.
4375 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4377 * config/mips/mips.c (mips_output_mi_thunk): Use
4378 mips_function_ok_for_sibcall and const_call_insn_operand
4379 to determine if a direct sibcall is allowed. Use
4380 mips_classify_symbol to determine a global pointer is needed.
4382 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4384 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4386 2007-09-17 Chao-ying Fu <fu@mips.com>
4387 Nigel Stephens <nigel@mips.com>
4389 * config/fixed-bit.h: New file.
4390 * config/fixed-bit.c: New file.
4391 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4393 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4395 * c-format.h (format_kind_info): Add alloc_char field.
4396 * c-format.c (scanf_flag_specs): Add 'm'.
4397 (scanf_flag_pairs): Add 'a', 'm' pair.
4398 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4399 (format_types_orig): Add alloc_char fields.
4400 (check_format_info_main): Rename aflag to alloc_flag.
4401 Handle fki->alloc_char. modifier after width and before length
4402 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4403 length modifiers as well.
4404 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4407 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4408 returned by build_call_expr.
4410 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4412 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4413 NULL for variable-sized records too.
4414 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4416 2007-09-17 Tom Tromey <tromey@redhat.com>
4418 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4419 (c_builtin_function): Likewise.
4420 (grokdeclarator): Likewise.
4422 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4424 PR rtl-optimization/26449
4425 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4426 (seq_insns_valid_p): Removed.
4428 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4430 * tree-nomudflap.c (gate_mudflap): New static function.
4431 (pass_mudflap_1): Use it as gate function.
4432 (pass_mudflap_2): Likewise.
4434 2007-09-17 Jan Hubicka <jh@suse.cz>
4438 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4440 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4442 PR tree-optimization/33319
4443 * tree-vect-analyze.c (vect_same_range_drs): New.
4444 (vect_vfa_range_equal): New.
4445 (vect_is_duplicate_ddr): Removed.
4446 (vect_mark_for_runtime_alias_test): Do not perform marking when
4447 optimizing for size or max_param for alias checking is zero.
4448 Move the function before vect_analyze_data_ref_dependence.
4449 (vect_analyze_data_ref_dependence): Add call to
4450 vect_mark_for_runtime_alias_test in two cases when dependence
4452 (vect_analyze_data_ref_dependences): Do not call to
4453 vect_mark_for_runtime_alias_test.
4454 (vect_prune_runtime_alias_test_list): New.
4455 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4456 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4457 Update vec_outside_cost.
4458 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4459 (vect_create_cond_for_alias_checks): Build the base address of data
4460 reference from DR_GROUP_FIRST_DR.
4461 (vect_loop_versioning): New.
4462 (vect_transform_loop): Add a call to vect_loop_versioning.
4463 Remove factored out code.
4465 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4468 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4471 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4473 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4474 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4475 Fix the call to insn_rtx_cost. Skip access sizes that require a
4476 real truncation of the store register. Use convert_move instead
4477 of gen_lowpart when narrowing the result.
4478 (replace_read): Use convert_move instead of gen_lowpart when
4479 narrowing the store rhs.
4481 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4483 * config/mips/mips.md (SHORT): Fix long line.
4484 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4485 to QImode and HImode.
4487 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4489 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4491 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4493 * tree-parloops.c: New file.
4494 * tree-ssa-operands.h (free_stmt_operands): Declare.
4495 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4497 * tree-pass.h (pass_parallelize_loops): Declare.
4498 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4500 (build_omp_regions_1): Allow analysing just a single OMP region and
4502 ( build_omp_regions_root, omp_expand_local): New functions.
4503 (build_omp_regions): Add argument to build_omp_regions_1 call.
4504 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4505 autoparallelization is run.
4506 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4507 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4508 pass_parallelize_loops): New.
4509 * common.opt (ftree-parallelize-loops): New.
4510 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4511 parallelize_loops): Declare.
4512 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4513 * Makefile.in (tree-parloops.o): Added.
4514 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4516 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4517 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4518 one extra edge as well.
4519 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4520 Use VEC_free to free doms vector.
4521 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4522 operands. Recompute operand caches in the new function.
4523 (move_sese_region_to_fn): Update loop info.
4524 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4525 * tree-ssa-operands.c (free_stmt_operands): New function.
4527 * doc/passes.texi: Document autoparallelization.
4528 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4530 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4533 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4536 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4538 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4539 the VEC is not NULL.
4540 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4541 get_vectype_for_scalar_type succeeded.
4542 (vectorizable_conversion): Likewise.
4544 2007-09-14 Jan Hubicka <jh@suse.cz>
4546 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4549 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4552 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4553 register when operands[2] equals operands[1].
4554 (remainderxf3): Ditto.
4556 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4557 Nigel Stephens <nigel@mips.com>
4559 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4560 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4561 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4563 (_Unwind_ForcedUnwind): Likewise.
4564 (_Unwind_Resume): Likewise.
4565 (_Unwind_Resume_or_Rethrow): Likewise.
4566 (_Unwind_Backtrace): Likewise.
4567 (_Unwind_SjLj_RaiseException): Likewise.
4568 (_Unwind_SjLj_ForcedUnwind): Likewise.
4569 (_Unwind_SjLj_Resume): Likewise.
4570 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4571 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4573 (_Unwind_ForcedUnwind): Likewise.
4574 (_Unwind_Resume): Likewise.
4575 (_Unwind_Resume_or_Rethrow): Likewise.
4576 (_Unwind_Backtrace): Likewise.
4577 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4578 (_Unwind_ForcedUnwind): Likewise.
4579 (_Unwind_RaiseException): Likewise.
4580 (_Unwind_Resume): Likewise.
4581 (_Unwind_Resume_or_Rethrow): Likewise.
4583 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4584 nomips16 mode when IN_LIBGCC2 with hard float.
4586 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4588 * config/mips/sdemtk.opt: Update to GPLv3.
4589 * config/mips/sdemtk.h: Likewise.
4591 2007-09-14 Nigel Stephens <nigel@mips.com>
4593 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4594 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4595 for mipsisa32-*-linux*.
4597 2007-09-14 Nigel Stephens <nigel@mips.com>
4598 David Ung <davidu@mips.com>
4599 Thiemo Seufer <ths@mips.com>
4600 Richard Sandiford <richard@codesourcery.com>
4602 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4603 * configure.ac: Add a mipssde threading type.
4604 * configure: Regenerate.
4605 * config/mips/sdemtk.h: New file.
4606 * config/mips/t-sdemtk: Likewise.
4607 * config/mips/sdemtk.opt: Likewise.
4608 * gthr-mipssde.h: Likewise.
4609 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4610 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4611 (MIPS_ICACHE_SYNC): New macro, split from ...
4612 * config/mips/mips.md (clear_cache): ...here.
4613 * config/mips/mips.c (mips_save_reg_p): Check
4614 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4615 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4616 (build_mips16_call_stub): Likewise.
4618 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4620 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4622 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4625 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4626 current_frame_info.n_local_regs. Don't return emitted local
4628 (ia64_compute_frame_size): Improve unwind hack to put
4629 RP, PFS, FP in that order by allowing some of the registers
4630 been already emitted, as long as they are emitted to the
4633 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4635 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4636 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4637 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4639 2007-09-13 Eric Christopher <echristo@apple.com>
4640 Kenneth Zadeck <zadeck@naturalbridge.com>
4642 * dse.c (find_shift_sequence): New function.
4643 (replace_read): Add case to remove read if it requires shift.
4644 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4646 2007-09-13 Tom Tromey <tromey@redhat.com>
4648 * c-common.c (fname_as_string): Update.
4649 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4650 (c_lex_one_token): Update. Add 'parser' argument.
4651 (c_parser_simple_asm_expr): Update.
4652 (c_parser_attributes): Update.
4653 (c_parser_asm_statement): Update.
4654 (c_parser_asm_operands): Update.
4655 (c_parser_peek_token): Update.
4656 (c_parser_peek_2nd_token): Update.
4657 * c-lex.c (c_lex_string_translate): Remove.
4658 (c_lex_return_raw_strings): Likewise.
4659 (c_lex_with_flags): Added 'lex_flags' argument.
4660 (lex_string): Added 'translate' argument.
4661 * c-pragma.h (c_lex_with_flags): Update.
4662 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4663 (C_LEX_STRING_NO_TRANSLATE): New define.
4664 (C_LEX_RAW_STRINGS): Likewise.
4666 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4669 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4670 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4671 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4672 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4673 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4674 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4675 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4676 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4677 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4678 (bdesc_1arg): Add __builtin_bfin_ones.
4679 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4680 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4681 and __builtin_bfin_csqu_fr16.
4682 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4683 (ones): New define_insn.
4684 (ssaddhi3_parts): New define_insn.
4685 (sssubhi3_parts): New define_insn.
4686 (flag_mulhi_parts): New define_insn.
4688 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4690 * common.opt (femit-class-debug-always): Turn off by default.
4692 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4694 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4695 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4697 2007-09-13 James E. Wilson <wilson@specifix.com>
4699 PR tree-optimization/33389
4700 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4701 then set build_loads before returning.
4703 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4704 David Ung <davidu@mips.com>
4706 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4707 {d}addiu and a negative immediate such that it works with MIPS16
4710 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4713 * configure.ac (ld_vers): Support Linux linker.
4714 * configure: Regenerated.
4716 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4717 Sandra Loosemore <sandra@codesourcery.com>
4719 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4720 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4721 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4722 nomips16 into decl attributes.
4723 (TARGET_INSERT_ATTRIBUTES): Override.
4724 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4725 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4726 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4727 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4728 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4729 (mips_use_mips16_mode_p): Reimplement as a function that takes
4730 a decl and considers only decl attributes. If the decl is nested
4731 function, use its parent attributes.
4732 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4733 instead of SYMBOL_REF_MIPS16_FUNC_P.
4734 (mips_set_mips16_mode): Move call to sorry here from old
4735 mips_use_mips16_mode_p.
4736 (mflip_mips16_entry): New structure.
4737 (mflip_mips16_htab): New variable.
4738 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4739 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4740 (mips_merge_decl_attributes): New function.
4741 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4742 Use mips_use_mips16_mode_p.
4743 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4744 SYMBOL_REF_MIPS16_FUNC_P.
4745 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4747 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4749 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4751 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4754 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4756 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4757 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4758 Tony Linthicum <tony.linthicum@amd.com>
4760 * tree.h (function_args_iterator): New type to iterate over
4762 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4763 function arguments providing a pointer to the argument.
4764 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4765 function arguments providing the argument.
4766 (function_args_iter_init): Inline function to initialize
4767 function_args_iterator.
4768 (function_args_iter_cond_ptr): Inline function to return the next
4769 pointer to hold the argument.
4770 (function_args_iter_cond): Inline function to return the next
4772 (function_args_iter_cond_next): Advance the function args
4774 (stdarg_p): New function, return true if variable argument
4776 (prototype_p): New function, return true if function is
4778 (function_args_count): New function, count the number of arguments
4781 * tree.c (stdarg_p): New function, return true if variable
4783 (prototype_p): New function, return true if function is
4786 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4787 (TARGET_ROUND): New macro for the round/ptest instructions which
4788 are shared between SSE4.1 and SSE5.
4789 (OPTION_MASK_ISA_ROUND): Ditto.
4790 (OPTION_ISA_ROUND): Ditto.
4791 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4792 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4794 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4795 (-mfused-madd): New switch to give users control over whether the
4796 compiler optimizes to use the multiply/add SSE5 instructions.
4798 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4799 m_ATHLON_K8_AMDFAM10, and change all uses.
4800 (enum pta_flags): Add PTA_SSE5.
4801 (ix86_handle_option): Turn off 3dnow if -msse5.
4802 (override_options): Add SSE5 support.
4803 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4805 (ix86_expand_sse_movcc): Add SSE5 support.
4806 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4807 vector type to the next largest size.
4808 (ix86_expand_sse5_pack): New function to use pperm to pack a
4809 vector type to the next smallest size.
4810 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4811 (IX86_BUILTIN_FMADDSD): Ditto.
4812 (IX86_BUILTIN_FMADDPS): Ditto.
4813 (IX86_BUILTIN_FMADDPD): Ditto.
4814 (IX86_BUILTIN_FMSUBSS): Ditto.
4815 (IX86_BUILTIN_FMSUBSD): Ditto.
4816 (IX86_BUILTIN_FMSUBPS): Ditto.
4817 (IX86_BUILTIN_FMSUBPD): Ditto.
4818 (IX86_BUILTIN_FNMADDSS): Ditto.
4819 (IX86_BUILTIN_FNMADDSD): Ditto.
4820 (IX86_BUILTIN_FNMADDPS): Ditto.
4821 (IX86_BUILTIN_FNMADDPD): Ditto.
4822 (IX86_BUILTIN_FNMSUBSS): Ditto.
4823 (IX86_BUILTIN_FNMSUBSD): Ditto.
4824 (IX86_BUILTIN_FNMSUBPS): Ditto.
4825 (IX86_BUILTIN_FNMSUBPD): Ditto.
4826 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4827 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4828 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4829 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4830 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4831 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4832 (IX86_BUILTIN_PPERM): Ditto.
4833 (IX86_BUILTIN_PERMPS): Ditto.
4834 (IX86_BUILTIN_PERMPD): Ditto.
4835 (IX86_BUILTIN_PMACSSWW): Ditto.
4836 (IX86_BUILTIN_PMACSWW): Ditto.
4837 (IX86_BUILTIN_PMACSSWD): Ditto.
4838 (IX86_BUILTIN_PMACSWD): Ditto.
4839 (IX86_BUILTIN_PMACSSDD): Ditto.
4840 (IX86_BUILTIN_PMACSDD): Ditto.
4841 (IX86_BUILTIN_PMACSSDQL): Ditto.
4842 (IX86_BUILTIN_PMACSSDQH): Ditto.
4843 (IX86_BUILTIN_PMACSDQL): Ditto.
4844 (IX86_BUILTIN_PMACSDQH): Ditto.
4845 (IX86_BUILTIN_PMADCSSWD): Ditto.
4846 (IX86_BUILTIN_PMADCSWD): Ditto.
4847 (IX86_BUILTIN_PHADDBW): Ditto.
4848 (IX86_BUILTIN_PHADDBD): Ditto.
4849 (IX86_BUILTIN_PHADDBQ): Ditto.
4850 (IX86_BUILTIN_PHADDWD): Ditto.
4851 (IX86_BUILTIN_PHADDWQ): Ditto.
4852 (IX86_BUILTIN_PHADDDQ): Ditto.
4853 (IX86_BUILTIN_PHADDUBW): Ditto.
4854 (IX86_BUILTIN_PHADDUBD): Ditto.
4855 (IX86_BUILTIN_PHADDUBQ): Ditto.
4856 (IX86_BUILTIN_PHADDUWD): Ditto.
4857 (IX86_BUILTIN_PHADDUWQ): Ditto.
4858 (IX86_BUILTIN_PHADDUDQ): Ditto.
4859 (IX86_BUILTIN_PHSUBBW): Ditto.
4860 (IX86_BUILTIN_PHSUBWD): Ditto.
4861 (IX86_BUILTIN_PHSUBDQ): Ditto.
4862 (IX86_BUILTIN_PROTB): Ditto.
4863 (IX86_BUILTIN_PROTW): Ditto.
4864 (IX86_BUILTIN_PROTD): Ditto.
4865 (IX86_BUILTIN_PROTQ): Ditto.
4866 (IX86_BUILTIN_PROTB_IMM): Ditto.
4867 (IX86_BUILTIN_PROTW_IMM): Ditto.
4868 (IX86_BUILTIN_PROTD_IMM): Ditto.
4869 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4870 (IX86_BUILTIN_PSHLB): Ditto.
4871 (IX86_BUILTIN_PSHLW): Ditto.
4872 (IX86_BUILTIN_PSHLD): Ditto.
4873 (IX86_BUILTIN_PSHLQ): Ditto.
4874 (IX86_BUILTIN_PSHAB): Ditto.
4875 (IX86_BUILTIN_PSHAW): Ditto.
4876 (IX86_BUILTIN_PSHAD): Ditto.
4877 (IX86_BUILTIN_PSHAQ): Ditto.
4878 (IX86_BUILTIN_FRCZSS): Ditto.
4879 (IX86_BUILTIN_FRCZSD): Ditto.
4880 (IX86_BUILTIN_FRCZPS): Ditto.
4881 (IX86_BUILTIN_FRCZPD): Ditto.
4882 (IX86_BUILTIN_CVTPH2PS): Ditto.
4883 (IX86_BUILTIN_CVTPS2PH): Ditto.
4884 (IX86_BUILTIN_COMEQSS): Ditto.
4885 (IX86_BUILTIN_COMNESS): Ditto.
4886 (IX86_BUILTIN_COMLTSS): Ditto.
4887 (IX86_BUILTIN_COMLESS): Ditto.
4888 (IX86_BUILTIN_COMGTSS): Ditto.
4889 (IX86_BUILTIN_COMGESS): Ditto.
4890 (IX86_BUILTIN_COMUEQSS): Ditto.
4891 (IX86_BUILTIN_COMUNESS): Ditto.
4892 (IX86_BUILTIN_COMULTSS): Ditto.
4893 (IX86_BUILTIN_COMULESS): Ditto.
4894 (IX86_BUILTIN_COMUGTSS): Ditto.
4895 (IX86_BUILTIN_COMUGESS): Ditto.
4896 (IX86_BUILTIN_COMORDSS): Ditto.
4897 (IX86_BUILTIN_COMUNORDSS): Ditto.
4898 (IX86_BUILTIN_COMFALSESS): Ditto.
4899 (IX86_BUILTIN_COMTRUESS): Ditto.
4900 (IX86_BUILTIN_COMEQSD): Ditto.
4901 (IX86_BUILTIN_COMNESD): Ditto.
4902 (IX86_BUILTIN_COMLTSD): Ditto.
4903 (IX86_BUILTIN_COMLESD): Ditto.
4904 (IX86_BUILTIN_COMGTSD): Ditto.
4905 (IX86_BUILTIN_COMGESD): Ditto.
4906 (IX86_BUILTIN_COMUEQSD): Ditto.
4907 (IX86_BUILTIN_COMUNESD): Ditto.
4908 (IX86_BUILTIN_COMULTSD): Ditto.
4909 (IX86_BUILTIN_COMULESD): Ditto.
4910 (IX86_BUILTIN_COMUGTSD): Ditto.
4911 (IX86_BUILTIN_COMUGESD): Ditto.
4912 (IX86_BUILTIN_COMORDSD): Ditto.
4913 (IX86_BUILTIN_COMUNORDSD): Ditto.
4914 (IX86_BUILTIN_COMFALSESD): Ditto.
4915 (IX86_BUILTIN_COMTRUESD): Ditto.
4916 (IX86_BUILTIN_COMEQPS): Ditto.
4917 (IX86_BUILTIN_COMNEPS): Ditto.
4918 (IX86_BUILTIN_COMLTPS): Ditto.
4919 (IX86_BUILTIN_COMLEPS): Ditto.
4920 (IX86_BUILTIN_COMGTPS): Ditto.
4921 (IX86_BUILTIN_COMGEPS): Ditto.
4922 (IX86_BUILTIN_COMUEQPS): Ditto.
4923 (IX86_BUILTIN_COMUNEPS): Ditto.
4924 (IX86_BUILTIN_COMULTPS): Ditto.
4925 (IX86_BUILTIN_COMULEPS): Ditto.
4926 (IX86_BUILTIN_COMUGTPS): Ditto.
4927 (IX86_BUILTIN_COMUGEPS): Ditto.
4928 (IX86_BUILTIN_COMORDPS): Ditto.
4929 (IX86_BUILTIN_COMUNORDPS): Ditto.
4930 (IX86_BUILTIN_COMFALSEPS): Ditto.
4931 (IX86_BUILTIN_COMTRUEPS): Ditto.
4932 (IX86_BUILTIN_COMEQPD): Ditto.
4933 (IX86_BUILTIN_COMNEPD): Ditto.
4934 (IX86_BUILTIN_COMLTPD): Ditto.
4935 (IX86_BUILTIN_COMLEPD): Ditto.
4936 (IX86_BUILTIN_COMGTPD): Ditto.
4937 (IX86_BUILTIN_COMGEPD): Ditto.
4938 (IX86_BUILTIN_COMUEQPD): Ditto.
4939 (IX86_BUILTIN_COMUNEPD): Ditto.
4940 (IX86_BUILTIN_COMULTPD): Ditto.
4941 (IX86_BUILTIN_COMULEPD): Ditto.
4942 (IX86_BUILTIN_COMUGTPD): Ditto.
4943 (IX86_BUILTIN_COMUGEPD): Ditto.
4944 (IX86_BUILTIN_COMORDPD): Ditto.
4945 (IX86_BUILTIN_COMUNORDPD): Ditto.
4946 (IX86_BUILTIN_COMFALSEPD): Ditto.
4947 (IX86_BUILTIN_COMTRUEPD): Ditto.
4948 (IX86_BUILTIN_PCOMEQUB): Ditto.
4949 (IX86_BUILTIN_PCOMNEUB): Ditto.
4950 (IX86_BUILTIN_PCOMLTUB): Ditto.
4951 (IX86_BUILTIN_PCOMLEUB): Ditto.
4952 (IX86_BUILTIN_PCOMGTUB): Ditto.
4953 (IX86_BUILTIN_PCOMGEUB): Ditto.
4954 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4955 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4956 (IX86_BUILTIN_PCOMEQUW): Ditto.
4957 (IX86_BUILTIN_PCOMNEUW): Ditto.
4958 (IX86_BUILTIN_PCOMLTUW): Ditto.
4959 (IX86_BUILTIN_PCOMLEUW): Ditto.
4960 (IX86_BUILTIN_PCOMGTUW): Ditto.
4961 (IX86_BUILTIN_PCOMGEUW): Ditto.
4962 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4963 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4964 (IX86_BUILTIN_PCOMEQUD): Ditto.
4965 (IX86_BUILTIN_PCOMNEUD): Ditto.
4966 (IX86_BUILTIN_PCOMLTUD): Ditto.
4967 (IX86_BUILTIN_PCOMLEUD): Ditto.
4968 (IX86_BUILTIN_PCOMGTUD): Ditto.
4969 (IX86_BUILTIN_PCOMGEUD): Ditto.
4970 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4971 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4972 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4973 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4974 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4975 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4976 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4977 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4978 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4979 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4980 (IX86_BUILTIN_PCOMEQB): Ditto.
4981 (IX86_BUILTIN_PCOMNEB): Ditto.
4982 (IX86_BUILTIN_PCOMLTB): Ditto.
4983 (IX86_BUILTIN_PCOMLEB): Ditto.
4984 (IX86_BUILTIN_PCOMGTB): Ditto.
4985 (IX86_BUILTIN_PCOMGEB): Ditto.
4986 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4987 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4988 (IX86_BUILTIN_PCOMEQW): Ditto.
4989 (IX86_BUILTIN_PCOMNEW): Ditto.
4990 (IX86_BUILTIN_PCOMLTW): Ditto.
4991 (IX86_BUILTIN_PCOMLEW): Ditto.
4992 (IX86_BUILTIN_PCOMGTW): Ditto.
4993 (IX86_BUILTIN_PCOMGEW): Ditto.
4994 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4995 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4996 (IX86_BUILTIN_PCOMEQD): Ditto.
4997 (IX86_BUILTIN_PCOMNED): Ditto.
4998 (IX86_BUILTIN_PCOMLTD): Ditto.
4999 (IX86_BUILTIN_PCOMLED): Ditto.
5000 (IX86_BUILTIN_PCOMGTD): Ditto.
5001 (IX86_BUILTIN_PCOMGED): Ditto.
5002 (IX86_BUILTIN_PCOMFALSED): Ditto.
5003 (IX86_BUILTIN_PCOMTRUED): Ditto.
5004 (IX86_BUILTIN_PCOMEQQ): Ditto.
5005 (IX86_BUILTIN_PCOMNEQ): Ditto.
5006 (IX86_BUILTIN_PCOMLTQ): Ditto.
5007 (IX86_BUILTIN_PCOMLEQ): Ditto.
5008 (IX86_BUILTIN_PCOMGTQ): Ditto.
5009 (IX86_BUILTIN_PCOMGEQ): Ditto.
5010 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5011 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5012 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5013 OPTION_MASK_ISA_ROUND for instructions that are shared between
5015 (bdesc_2arg): Ditto.
5016 (bdesc_sse_3arg): Ditto.
5017 (enum multi_arg_type): New enum for describing the various SSE5
5018 intrinsic argument types.
5019 (bdesc_multi_arg): New table for SSE5 intrinsics.
5020 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5021 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5023 (ix86_expand_builtin): Add SSE5 intrinsic support.
5024 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5025 operand instructions.
5026 (ix86_expand_sse5_multiple_memory): New function to split the
5027 second memory reference from SSE5 instructions.
5028 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5029 (ix86_return_pops_args): Use stdarg_p to determine if the function
5030 has variable arguments.
5031 (ix86_setup_incoming_varargs): Ditto.
5032 (x86_this_parameter): Ditto.
5034 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5036 (ix86_expand_sse5_pack): Ditto.
5037 (ix86_sse5_valid_op_p): Ditto.
5038 (ix86_expand_sse5_multiple_memory): Ditto.
5040 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5041 constant for SSE5 support.
5042 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5043 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5044 (UNSPEC_SSE5_PERMUTE): Ditto.
5045 (UNSPEC_SSE5_ASHIFT): Ditto.
5046 (UNSPEC_SSE5_LSHIFT): Ditto.
5047 (UNSPEC_FRCZ): Ditto.
5048 (UNSPEC_CVTPH2PS): Ditto.
5049 (UNSPEC_CVTPS2PH): Ditto.
5050 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5052 (COM_FALSE_S): Ditto.
5053 (COM_FALSE_P): Ditto.
5054 (COM_TRUE_S): Ditto.
5055 (COM_TRUE_P): Ditto.
5056 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5057 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5059 (memory attribute): Ditto.
5060 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5061 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5062 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5063 (floor<mode>2): Ditto.
5064 (ceil<mode>2): Ditto.
5065 (btrunc<mode>2): Ditto.
5066 (nearbyintdf2): Ditto.
5067 (nearbyintsf2): Ditto.
5068 (sse_setccsf): Disable if SSE5.
5069 (sse_setccdf): Ditto.
5070 (sse5_setcc<mode>): New support for SSE5 conditional move.
5071 (sse5_pcmov_<mode>): Ditto.
5073 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5075 (SSEMODEF2P): Ditto.
5076 (ssemodesuffixf4): New mode attribute for SSE5.
5077 (ssemodesuffixf2s): Ditto.
5078 (ssemodesuffixf2c): Ditto.
5079 (sserotatemax): Ditto.
5080 (ssescalarmode): Ditto.
5081 (sse_maskcmpv4sf3): Disable if SSE5.
5082 (sse_maskcmpv2df3): Ditto.
5083 (sse_vmmaskcmpv4sf3): Ditto.
5084 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5086 (sse5_vmfmadd<mode>4): Ditto.
5087 (sse5_fmsub<mode>4): Ditto.
5088 (sse5_vmfmsub<mode>4): Ditto.
5089 (sse5_fnmadd<mode>4): Ditto.
5090 (sse5_vmfnmadd<mode>4): Ditto.
5091 (sse5_fnmsub<mode>4): Ditto.
5092 (sse5_vmfnmsub<mode>4): Ditto.
5093 (sse5i_fmadd<mode>4): Ditto.
5094 (sse5i_fmsub<mode>4): Ditto.
5095 (sse5i_fnmadd<mode>4): Ditto.
5096 (sse5i_fnmsub<mode>4): Ditto.
5097 (sse5i_vmfmadd<mode>4): Ditto.
5098 (sse5i_vmfmsub<mode>4): Ditto.
5099 (sse5i_vmfnmadd<mode>4): Ditto.
5100 (sse5i_vmfnmsub<mode>4): Ditto.
5101 (mulv16qi3): Add SSE5 support.
5103 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5104 (sse2_mulv4si3): Disable if SSE5.
5105 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5106 (sse4_1_roundps): Ditto.
5107 (sse4_1_roundsd): Ditto.
5108 (sse4_1_roundss): Ditto.
5109 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5111 (sse_maskcmpsf3): Ditto.
5112 (sse_vmmaskcmpv4sf3): Ditto.
5113 (sse2_maskcmpv2df3): Ditto.
5114 (sse2_maskcmpdf3): Ditto.
5115 (sse2_vmmaskcmpv2df3): Ditto.
5116 (sse2_eq<mode>3): Ditto.
5117 (sse2_gt<mode>3): Ditto.
5118 (sse5_pcmov_<mode>): Add SSE5 support.
5119 (vec_unpacku_hi_v16qi): Ditto.
5120 (vec_unpacks_hi_v16qi): Ditto.
5121 (vec_unpacku_lo_v16qi): Ditto.
5122 (vec_unpacks_lo_v16qi): Ditto.
5123 (vec_unpacku_hi_v8hi): Ditto.
5124 (vec_unpacks_hi_v8hi): Ditto.
5125 (vec_unpacku_lo_v8hi): Ditto.
5126 (vec_unpacks_lo_v8hi): Ditto.
5127 (vec_unpacku_hi_v4si): Ditto.
5128 (vec_unpacks_hi_v4si): Ditto.
5129 (vec_unpacku_lo_v4si): Ditto.
5130 (vec_unpacks_lo_v4si): Ditto.
5131 (sse5_pmacsww): New SSE5 intrinsic insn.
5132 (sse5_pmacssww): Ditto.
5133 (sse5_pmacsdd): Ditto.
5134 (sse5_pmacssdd): Ditto.
5135 (sse5_pmacssdql): Ditto.
5136 (sse5_pmacssdqh): Ditto.
5137 (sse5_pmacsdqh): Ditto.
5138 (sse5_pmacsswd): Ditto.
5139 (sse5_pmacswd): Ditto.
5140 (sse5_pmadcsswd): Ditto.
5141 (sse5_pmadcswd): Ditto.
5142 (sse5_pcmov_<move>): Conditional move support on SSE5.
5143 (sse5_phaddbw): New SSE5 intrinsic insn.
5144 (sse5_phaddbd): Ditto.
5145 (sse5_phaddbq): Ditto.
5146 (sse5_phaddwd): Ditto.
5147 (sse5_phaddwq): Ditto.
5148 (sse5_phadddq): Ditto.
5149 (sse5_phaddubw): Ditto.
5150 (sse5_phaddubd): Ditto.
5151 (sse5_phaddubq): Ditto.
5152 (sse5_phadduwd): Ditto.
5153 (sse5_phadduwq): Ditto.
5154 (sse5_phaddudq): Ditto.
5155 (sse5_phsubbw): Ditto.
5156 (sse5_phsubwd): Ditto.
5157 (sse5_phsubdq): Ditto.
5158 (sse5_pperm): Ditto.
5159 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5160 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5161 (sse5_pperm_sign_v8hi_v4si): Ditto.
5162 (sse5_pperm_zero_v8hi_v4si): Ditto.
5163 (sse5_pperm_sign_v4si_v2di): Ditto.
5164 (sse5_pperm_sign_v4si_v2di): Ditto.
5165 (sse5_pperm_pack_v2di_v4si): Ditto.
5166 (sse5_pperm_pack_v4si_v8hi): Ditto.
5167 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5168 (sse5_perm<mode>): New SSE5 intrinsic insn.
5169 (rotl<mode>3): Ditto.
5170 (sse5_rotl<mode>3): Ditto.
5171 (sse5_ashl<mode>3): Ditto.
5172 (sse5_lshl<mode>3): Ditto.
5173 (sse5_frcz<mode>2): Ditto.
5174 (sse5s_frcz<mode>2): Ditto.
5175 (sse5_cvtph2ps): Ditto.
5176 (sse5_cvtps2ph): Ditto.
5177 (sse5_vmmaskcmp<mode>3): Ditto.
5178 (sse5_com_tf<mode>3): Ditto.
5179 (sse5_maskcmp<mode>3): Ditto.
5180 (sse5_maskcmp_uns<mode>3): Ditto.
5181 (sse5_maskcmp_uns2<mode>3): Ditto.
5182 (sse5_pcom_tf<mode>3): Ditto.
5184 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5186 (sse5_comparison_float_operator): New predicate to match the
5187 comparison operators supported by the SSE5 com instruction.
5188 (ix86_comparison_int_operator): New predicate to match just the
5189 signed int comparisons.
5190 (ix86_comparison_uns_operator): New predicate to match just the
5191 unsigned int comparisons.
5193 * doc/invoke.texi (-msse5): Add documentation.
5194 (-mfused-madd): Ditto.
5196 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5198 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5200 (x86_64-*-*): Ditto.
5202 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5204 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5205 intrinisics for SSE5.
5207 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5210 * config/i386/mmintrin-common.h: New file, to contain common
5211 instructions between SSE4.1 and SSE5.
5213 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5214 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5215 (gen_regparm_prefix): Ditto.
5217 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5218 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5219 prototype_p to determine if a function is prototyped.
5221 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5223 * config/dfp-bit.c (dfp_conversion_exception): New function.
5224 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5225 (DFP_TO_INT): Ditto.
5226 (INT_TO_DFP): Ditto.
5227 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5229 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5232 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5233 before sp restoration even when total_size is 0, but
5234 frame_pointer_needed.
5236 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5238 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5239 (xtensa_copy_incoming_a7): Use start_sequence instead of
5240 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5241 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5242 of the saveregs sequence.
5244 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5246 * c-tree.h (grokfield): Add a "tree *" argument.
5247 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5248 Chain nested decl attributes to it. Don't call decl_attributes here.
5249 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5250 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5251 (grokfield): Take a pointer to the decl's attributes and pass
5252 it to grokdeclarator.
5253 * c-parser.c (c_parser_struct_declaration): Update the calls to
5254 grokfield. Call decl_attributes for anonymous struct and union
5257 2007-09-12 Jan Hubicka <jh@suse.cz>
5259 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5261 2007-09-12 Ira Rosen <irar@il.ibm.com>
5263 PR tree-optimization/32377
5264 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5265 between positive and negative dependence distance using DDR_REVERSED_P.
5267 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5269 PR tree-optimization/33373
5270 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5271 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5273 2007-09-12 Jan Hubicka <jh@suse.cz>
5276 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5279 2007-09-12 Christian Bruel <christian.bruel@st.com>
5281 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5282 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5284 2007-09-12 Ira Rosen <irar@il.ibm.com>
5286 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5287 for oprnd1 if not required.
5288 (vectorizable_operation): Use scalar operand in SLP in case of
5289 shift with scalar argument.
5291 2007-09-12 Ira Rosen <irar@il.ibm.com>
5293 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5296 2007-09-11 James E. Wilson <wilson@specifix.com>
5298 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5299 TARGET_UNWIND_INFO is defined.
5300 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5303 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5305 * config/sh/sh.c (calc_live_regs): Use
5306 current_function_saves_all_registers instead of
5307 current_function_has_nonlocal_label.
5308 (sh_allocate_initial_value): Likewise.
5309 (sh_get_pr_initial_val): Likewise.
5310 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5311 * config/sh/sh.md (load_ra): Likewise.
5313 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5315 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5318 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5319 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5321 2007-09-12 Sa Liu <saliu@de.ibm.com>
5323 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5324 operands to DFmode GE or LE compares.
5326 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5328 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5329 REG_CLASS_NAMES): Add P0REGS.
5330 (REGNO_REG_CLASS): Return it where appropriate.
5331 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5332 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5333 * doc/md.texi (Blackfin family): Document 'q' constraints.
5335 2007-09-11 Steve Kenton <skenton@ou.edu>
5337 * pa/linux-unwind.h: Guard with inhibit_libc.
5338 * pa/hpux-unwind.h: Likewise.
5340 2007-09-11 David Daney <ddaney@avtrex.com>
5342 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5343 * doc/install.texi: Document new --with-llsc and --without-llsc
5345 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5346 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5347 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5349 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5350 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5351 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5352 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5353 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5354 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5355 * config/mips/mips.opt (mllsc): New option.
5356 * config/mips/mips.c (mips_llsc): Define variable.
5357 (mips_handle_option): Handle mllsc option.
5358 (override_options): Set mips_print_operand_punct for '|' and '-'.
5359 (print_operand): Add new %| and %- operand codes.
5360 * config/mips/mips.h (mips_llsc_setting): New enum type.
5361 (mips_llsc): Declare.
5362 (OPTION_DEFAULT_SPECS): Add llsc handling.
5363 (GENERATE_SYNC): New macro.
5364 (GENERATE_LL_SC): New macro.
5365 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5366 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5367 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5368 in %| and %- operand codes.
5370 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5372 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5373 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5375 2007-09-11 Jason Merrill <jason@redhat.com>
5378 * stor-layout.c (layout_decl): Do pack variable size fields.
5380 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5382 * config/m68k/predicates.md (movsi_const0_operand,
5383 non_symbolic_call_operand): New predicates.
5385 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5387 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5388 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5389 CW, CZ, CS, Ap and Ac.
5391 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5392 (constraints.md): New include.
5393 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5394 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5395 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5397 (pushdi): Add split.
5398 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5399 attributes. Split tstsi_internal_68020_cf from it.
5400 (tstsi_internal_68020_cf): New pattern.
5401 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5402 (tst<mode>_cf): Specify attributea.
5403 (cmpsi_cf): Name pattern. Specify attributes.
5404 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5405 (pushexthisi_const): Fix to use alternatives. Specify
5407 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5408 from it. Fix to use alternatives. Specify attributes.
5409 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5410 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5412 (movsf_cf_soft): Specify attributes.
5413 (movdf_cf_soft): Add split.
5414 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5415 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5416 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5417 (truncdfsf2_68881): Name pattern. Specify attributes.
5418 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5419 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5420 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5422 (addsi3_5200): Fix to use alternatives. Specify attributes.
5424 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5425 (subsi3): Add alternative for subq.l. Specify attributes.
5426 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5427 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5429 (umulhisi3): Specify attributes.
5430 (mulhisisi3_z): Name pattern. Specify attributes.
5431 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5432 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5433 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5434 bsetmemqi): Specify attributes.
5435 (bsetmemqi_ext): Name pattern. Specify attributes.
5436 (bclrmemqi): Specify attributes.
5437 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5438 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5440 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5441 pattern. Specify attributes.
5442 (jump): Specify attributes.
5443 (tablejump_internal): Name pattern. Specify attributes.
5444 (call_value): Split into non_symbolic_call_value,
5445 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5446 alternatives. Specify attributes.
5447 (non_symbolic_call_value, symbolic_call_value_jsr,
5448 symbolic_call_value_bsr): New patterns.
5449 (nop, return, unlink, indirect_jump): Specify attributes.
5450 (trap): Fix condition. Specify attributes.
5453 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5454 (override_options): Initialize it. Initialize m68k_sched_cpu.
5455 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5456 (const_method): Make global, rename to m68k_const_method.
5457 (const_int_cost, output_move_const_into_data_reg): Update.
5458 (output_move_double): Parametrize to emit rtl code, rename to
5460 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5461 emit_movsi): New static functions.
5462 (output_move_double): New function with semantics of old
5464 (m68k_emit_move_double): New function.
5465 (m68k_sched_cpu): New variable.
5466 (attr_op_type): New enum.
5467 (sched_guess_p): New variable.
5468 (sched_address_type, sched_operand_type, sched_attr_op_type):
5469 New static functions.
5470 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5471 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5472 (sched_branch_type): New static variable.
5473 (m68k_sched_branch_type): New function.
5474 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5475 (m68k_symbolic_call_var): Declare.
5476 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5477 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5478 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5479 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5482 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5484 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5485 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5486 error if __builtin_va_arg_pack_len () wasn't optimized out during
5488 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5489 with the number of inline's anonymous arguments.
5490 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5492 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5494 * fold-const.c (extract_muldiv_1): Do not simplify
5497 2007-09-11 Jan Hubicka <jh@suse.cz>
5499 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5500 (TARGET_INTER_UNIT_CONVERSIONS): New.
5501 * i386.md (floatsi expanders): Remove redundant check for SImode
5502 source; offload to memory when asked for.
5503 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5504 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5506 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5507 floatsidf2_mixed_memory, floatsidf2_sse_memory
5508 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5509 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5511 2007-09-11 Jan Hubicka <jh@suse.cz>
5513 * toplev.c (process_options): all frontends now do unit-at-a-time.
5514 * cgraphunit.c: update comments.
5515 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5516 * c-decl.c (finish_function): use cgraph_add_new_function.
5517 * function.c (expand_function_end): We are always unit-at-a-time.
5519 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5521 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5522 settings for MIPS16.
5523 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5525 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5527 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5528 SYMBOL_FORCE_TO_MEM constants.
5529 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5530 (mips16_rewrite_pool_refs_info): New structure.
5531 (mips16_rewrite_pool_constant): New function, split out from...
5532 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5533 mips16_rewrite_pool_refs_info structure rather than a pointer
5534 to a constant pool. Force force_to_mem_operands into memory.
5535 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5536 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5537 * config/mips/constraints.md (kf): New constraint.
5538 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5539 (*movsi_mips16): Likewise.
5541 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5542 Nigel Stephens <nigel@mips.com>
5543 David Ung <davidu@mips.com>
5545 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5546 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5547 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5548 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5549 (mips_zero_extend_cost): New functions.
5550 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5551 Use the new functions. Tweak many cost estimates, both here
5552 and in the new subroutines. Return false when the cost of the
5553 operands has not been calculated. Check for *clear_upper32.
5554 Check for floating-point multiply-add, reciprocal and rsqrt
5555 patterns. Handle comparison and rotation codes.
5557 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5559 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5561 * config/i386/i386.c (get_dllimport_decl): Don't strip
5564 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5567 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5568 declarations to top.
5569 (DFP_TO_BFP): Use for either XFmode or TFmode.
5570 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5572 * config/dfp-bit.h: Include float.h.
5573 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5574 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5575 which doesn't mean the same thing.
5576 (BFP_KIND): Use 4 to mean TFmode.
5577 (BFP_FMT): Specify the number of decimal digits based on the
5578 number of mantissa digits.
5579 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5580 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5581 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5582 (TFtype): Define if TFmode is supported.
5583 * doc/libgcc.texi (Decimal float library routines): Document
5584 TF conversion functions.
5586 2007-09-10 Chao-ying Fu <fu@mips.com>
5588 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5589 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5590 (mips_emit_compare): Process fixed-point modes.
5591 (mips_pad_arg_upward): Support fixed-point types.
5592 (override_options): Allow fixed-point modes in accumulators.
5593 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5594 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5595 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5596 (mips_scalar_mode_supported_p): New function to accept fixed-point
5597 modes if the width is not greater than two BITS_PER_WORD.
5598 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5599 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5600 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5601 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5602 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5604 ("IMODE"): New mode attribute.
5605 (mips-fixed.md): Include.
5606 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5608 * config/mips/mips-fixed.md: New file.
5610 2007-09-11 Ben Elliston <bje@au.ibm.com>
5612 * config/spu/spu.md: Formatting fixes.
5614 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5616 * config/dfp-bit.c (dfp_unary_func): Delete.
5617 (dfp_unary_op): Delete.
5618 (dfp_binary_op): Use decFloat functions instead of decNumber
5619 functions for binary operations.
5620 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5621 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5623 (dfp_compare_op): Use decFloat functions insteadof decNumber
5624 functions for comparisons.
5625 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5626 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5628 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5629 call to dxx_binary_op and decFloat function.
5630 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5631 calls to dxx_binary_op and decFloat function.
5632 * config/dfp-bit.h: Include decFloat header files.
5633 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5634 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5635 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5636 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5638 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5639 Jan Sjodin <jan.sjodin@amd.com>
5641 * tree-vect-analyze.c (vect_analyze_operations): Change
5642 comparison of loop iterations with threshold to less than
5643 or equal to instead of less than. Reduce
5644 min_scalar_loop_bound by one.
5645 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5646 Change prologue and epilogue iterations estimate to vf/2,
5647 when unknown at compile-time. Change versioning guard
5648 cost to taken_branch_cost. If peeling for alignment is
5649 unknown at compile-time, change peel guard costs to one
5650 taken branch and one not-taken branch per peeled loop.
5651 If peeling for alignment is known but number of scalar loop
5652 iterations is unknown at compile-time, change peel guard
5653 costs to one taken branch per peeled loop. Change the cost
5654 model equation to consider vector iterations as the loop
5655 iterations less the prologue and epilogue iterations.
5656 Change outside vector cost check to less than or equal to
5657 zero instead of equal to zero.
5658 (vect_do_peeling_for_loop_bound): Reduce
5659 min_scalar_loop_bound by one.
5660 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5661 TARG_COND_NOT_TAKEN_BRANCH_COST.
5662 * config/i386/i386.h (processor_costs): Add
5663 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5664 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5665 vec_align_load_cost, vect_unalign_load_cost,
5666 vec_store_cost, cond_taken_branch_cost,
5667 cond_not_taken_branch_cost.
5668 Define macros for x86 costs.
5669 * config/i386/i386.c:
5670 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5671 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5672 scalar_to_vec_cost, vec_align_load_cost,
5673 vect_unalign_load_cost, vec_store_cost,
5674 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5675 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5676 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5677 core2_cost, generic64_cost, generic32_cost): Set to default
5679 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5680 (x86_builtin_vectorization_cost): New.
5682 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5683 Ben Elliston <bje@au.ibm.com>
5685 * dfp.c: Include decimal128Local.h;
5686 (dfp_byte_swap): Remove.
5687 (encode_decimal32, decode_decimal32): Don't handle endianness.
5688 (encode_decimal64, decode_decimal64): Ditto.
5689 (encode_decimal128, decode_decimal128): Ditto.
5690 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5692 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5694 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5695 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5697 2007-09-10 David Daney <ddaney@avtrex.com>
5699 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5701 (memory_barrier): Rewrote as an insn that clobbers memory.
5703 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5705 * config/mips/mips.c (mips_global_pointer): Check
5706 call_really_used_regs instead of call_used_regs.
5707 (mips_save_reg_p): Likewise. Save all call-saved registers
5708 if current_function_saves_all_registers. Fix indentation.
5709 No longer treat $18 as a special case.
5710 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5712 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5714 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5715 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5716 the introductory comment.
5717 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5718 (override_options): Don't test for it.
5719 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5720 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5721 * config/mips/vr.h: As for config/mips/sde.h.
5723 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5724 Revital Eres <eres@il.ibm.com>
5726 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5727 (struct ddg): Define.
5728 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5729 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5730 * config/spu/spu.c: Include ddg.h.
5731 (TARGET_SCHED_SMS_RES_MII): Define.
5732 (spu_sms_res_mii): New function to calculate mii.
5733 * modulo-sched (res_MII): Use it.
5734 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5736 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5738 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5739 pool entries since they might hold values that must not be shared.
5741 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5744 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5745 Use 'N' operand constraint for op2.
5746 (lshr<mode>3): Ditto.
5747 (ashl<mode>3): Ditto.
5748 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5749 (vec_shr_<mode>): Ditto.
5750 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5751 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5753 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5755 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5756 Change mode macro in the last real_2expN parameter to uppercase.
5758 2007-09-10 Michael Matz <matz@suse.de>
5760 * tree-pass.h (pass_cselim): Declare new pass.
5761 * passes.c (init_optimization_passes): Link in pass_cselim.
5762 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5763 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5764 cond_store_replacement.
5765 (condstoretemp): New static variable.
5766 (cond_store_replacement): New function.
5767 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5768 tree_ssa_phiopt_worker.
5769 (struct name_to_bb): New.
5770 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5771 nt_init_block, nt_fini_block): New static functions.
5772 (seen_ssa_names, nontrap_set): New static variables.
5773 (gate_cselim, pass_cselim): Define new pass.
5774 * common.opt (ftree-cselim): New flag.
5775 * toplev.c (process_options): Set flag_tree_cselim if required.
5777 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5779 * simplify-rtx.c (simplify_relational_operation_1): For recent
5780 canonicalization, don't recurse if op1 equals both PLUS arguments.
5782 2007-09-09 David Daney <ddaney@avtrex.com>
5784 * optabs.c (expand_sync_operation): Use plus insn if minus
5786 (expand_sync_fetch_operation): Ditto.
5788 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5790 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5792 (*floatsisf2_sse_vector): Likewise.
5794 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5796 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5798 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5800 * config/i386/i386.h (ix86_tune_indices): Rename
5801 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5802 (TARGET_USE_VECTOR_CONVERTS): Updated.
5803 * config/i386/i386.c: Likewise.
5805 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5806 Nigel Stephens <nigel@mips.com>
5808 * doc/invoke.texi (Overall Options): Add .sx file extension
5809 as a synonym for .S.
5810 * cppspec.c (known_suffixes): Likewise.
5811 * gcc.c (default_compilers): Likewise.
5813 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5816 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5817 * simplify-rtx.c (simplify_relational_operation_1): Add the
5818 canonicalization from i386.h.
5819 * doc/md.texi (Canonicalization of Instructions): Document it.
5821 2007-09-09 Jan Hubicka <jh@suse.cz>
5822 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5824 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5825 (TARGET_USE_VECTOR_CONVERTS): New.
5826 * i386.md: New post-reload splitters for converting SF to DF and DF to
5828 (floatsi* expander): Special case vector conversions.
5829 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5830 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5831 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5832 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5833 Disable when doing vector converts.
5834 (floatsi<mode>2_i387): Disable when
5835 * sse.md (vec_dupv2df): Export.
5836 * i386.c (ix86_tune_features): Enable SSE conversions.
5838 2007-09-09 Richard Guenther <rguenther@suse.de>
5840 * tree-ssa-operands.c (add_virtual_operand): Only mark
5841 stores as has_volatile_ops if alias information is not available.
5843 2007-09-09 Revital Eres <eres@il.ibm.com>
5845 * doc/contrib.texi: Add myself.
5847 2007-09-09 Ira Rosen <irar@il.ibm.com>
5849 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5850 stmt_vinfo_set_outside_of_loop_cost): New functions.
5851 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5852 (vect_model_simple_cost): Call
5853 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5854 field instead of calling vect_get_cost_fields.
5855 (vect_model_store_cost, vect_model_load_cost): Likewise.
5857 2007-09-09 Revital Eres <eres@il.ibm.com>
5859 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5860 declaration to bdesc_paired_preds variable.
5861 (paired_expand_builtin): Likewise.
5863 2007-09-09 Revital Eres <eres@il.ibm.com>
5865 * dbgcnt.def (sms_sched_loop): New counter.
5866 * modulo-sched.c: Use sms_sched_loop instead of
5867 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5868 perform swing modulo scheduling on. Include dbgcnt.h.
5869 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5870 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5872 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5874 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5875 Substitute all uses with ...
5876 (MODEF): New mode iterator.
5878 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5879 from pre-regalloc define_insn_and_split splitter pattern.
5880 (*fix_trunc<mode>_i387_1): Ditto.
5881 (*fistdi2_1): Ditto.
5882 (*fist<mode>2_1): Ditto.
5883 (frndintxf2_floor): Ditto.
5884 (*fist<mode>2_floor_1): Ditto.
5885 (frndintxf2_ceil): Ditto.
5886 (*fist<mode>2_ceil_1): Ditto.
5887 (frndintxf2_trunc): Ditto.
5888 (frndintxf2_mask_pm): Ditto.
5890 (prologue): Use (const_int 0) as never generated filler insn.
5892 (sibcall_epilogue): Ditto.
5893 (eh_return_si): Ditto.
5894 (eh_return_di): Ditto.
5896 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5897 using MODEF mode iterator.
5898 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5899 using MODEF mode iterator.
5900 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5901 using MODEF mode iterator.
5902 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5903 Macroize expander using MODEF mode iterator.
5905 (zero_extendsidi2): Remove operand constraints from expander.
5906 (smuldi3_highpart): Ditto.
5907 (indirect_jump): Ditto.
5910 * config/i386/sse.md (storentv4sf): Ditto.
5911 (storentv2df): Ditto.
5912 (storentv2di): Ditto.
5914 (sse2_cvtpd2ps): Ditto.
5915 (vec_interleave_highv16qi): Ditto.
5916 (vec_interleave_lowv16qi): Ditto.
5917 (vec_interleave_highv8hi): Ditto.
5918 (vec_interleave_lowv8hi): Ditto.
5919 (vec_interleave_highv4si): Ditto.
5920 (vec_interleave_lowv4si): Ditto.
5921 (vec_interleave_highv2di): Ditto.
5922 (vec_interleave_lowv2di): Ditto.
5923 (sse2_maskmovdqu): Ditto.
5924 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5926 2007-09-09 Ira Rosen <irar@il.ibm.com>
5928 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5929 (struct _slp_tree, struct _slp_instance): Define new data structures
5930 along macros for their access.
5931 (struct _loop_vec_info): Define new fields: strided_stores,
5932 slp_instances, and slp_unrolling_factor along macros for their access.
5933 (enum slp_vect_type): New.
5934 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5936 (STMT_VINFO_STRIDED_ACCESS): New macro.
5937 (vect_free_slp_tree): Declare.
5938 (vectorizable_load): Add an argument of type slp_tree.
5939 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5940 vectorizable_assignment): Likewise.
5941 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5942 Declare (make extern).
5943 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5944 (new_loop_vec_info): Likewise.
5945 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5946 * tree-vect-analyze.c: Include recog.h.
5947 (vect_update_slp_costs_according_to_vf): New.
5948 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5949 functions. For not pure SLP stmts with strided access check that the
5950 group size is power of 2. Update the vectorization factor according to
5951 SLP. Call vect_update_slp_costs_according_to_vf.
5952 (vect_analyze_group_access): New.
5953 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5954 (vect_free_slp_tree): New functions.
5955 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5956 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5957 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5958 vect_detect_hybrid_slp): Likewise.
5959 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5960 and vect_detect_hybrid_slp.
5961 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5962 SLP costs into account.
5963 (vect_get_cost_fields): New function.
5964 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5966 (vect_model_store_cost, vect_model_load_cost): Likewise.
5967 (vect_get_constant_vectors): New function.
5968 (vect_get_slp_vect_defs, vect_get_slp_defs,
5969 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5970 vect_get_vec_defs): Likewise.
5971 (vectorizable_reduction): Don't handle SLP for now.
5972 (vectorizable_call): Don't handle SLP for now. Add argument to
5973 vect_model_simple_cost.
5974 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5975 get SLPed and vectorized defs). Fix indentation and spacing.
5976 (vectorizable_assignment): Handle SLP.
5977 (vectorizable_induction): Don't handle SLP for now.
5978 (vectorizable_operation): Likewise.
5979 (vectorizable_type_demotion): Add argument to
5980 vect_model_simple_cost.
5981 (vectorizable_type_promotion): Likewise.
5982 (vectorizable_store, vectorizable_load): Handle SLP.
5983 (vectorizable_condition): Don't handle SLP for now.
5984 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5985 no SLP transformation required for unsupported cases. Add SLP
5986 argument for supported cases.
5987 (vect_remove_stores): New function.
5988 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5989 (vect_transform_loop): Schedule SLP instances.
5990 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5992 2007-09-09 Andrew Haley <aph@redhat.com>
5994 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5997 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5999 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6000 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6001 Similar for what label_refs can go in the JUMP_TARGET field. Split
6002 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6003 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6004 REG_LABEL when replacing an operand with a LABEL_REF for a
6006 (subst_reloads): When replacing a LABEL_REG with a register,
6007 instead of generating a REG_LABEL note, assert that there already
6008 is one or that the label is a known target for the insn.
6009 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6010 note, check the JUMP_LABEL field. Remove "else" after return.
6011 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6012 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6013 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6014 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6015 insns. Iterate over all notes; don't assume there's only one.
6016 * cse.c (recorded_label_ref): Adjust comment to refer to
6018 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6019 insns, not just NONJUMP_INSN_P.
6020 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6021 isn't a jump target.
6022 * jump.c (rebuild_jump_labels): Adjust head comment.
6023 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6024 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6025 (mark_all_labels): For JUMP_P insns without a target, check if the
6026 the target is noted on the previous nonjump insn.
6027 (mark_jump_label_1): New function, guts from mark_jump_label.
6028 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6029 marking jump target labels.
6030 <case LABEL_REF>: Adjust for whether to generate a
6031 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6032 For 'E' format rtl, iterate in descending element order.
6033 (delete_related_insns): Handle both REG_LABEL_TARGET and
6034 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6035 reference count, delete and fallthrough. Move finding-next-
6036 non-deleted insn last in the function. Look at all INSN_P insns
6037 for REG_LABEL_OPERAND notes.
6038 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6040 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6041 JUMP_LABEL, output the INSN_UID of it.
6042 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6043 and/or REG_LABEL_TARGET.
6044 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6045 with jump.c copy by only adding notes for labels actually
6046 referenced in the insn.
6047 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6048 usage count increment; handle all INSN_P trial insns.
6049 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6051 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6052 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6053 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6055 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6056 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6057 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6058 on all INSN_P insns.
6059 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6060 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6061 REG_LABEL_OPERAND notes.
6062 * reload1.c (calculate_needs_all_insns): Adjust comments.
6063 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6064 * config/alpha/alpha.md (split for load of an address into a
6065 four-insn sequence on Unicos/Mk): Adjust to use
6067 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6069 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6072 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6073 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6074 FOR_BB_INSNS_SAFE instead of for loop.
6075 * cse.c (cse_extended_basic_block): Likewise.
6076 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6077 that the for loop does not invoke NEXT_INSN on a deleted insn.
6078 * function.c (instantiate_virtual_regs): Likewise.
6079 * lower-subreg.c (remove_retval_note): Likewise.
6080 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6082 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6084 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6085 insn, if it's a jump.
6086 (try_redirect_by_replacing_jump): New variable jump_p. Call
6087 tablejump_p before delete_insn_chain.
6088 * reload1.c (reload): New variable next. Make sure that the for
6089 loop does not invoke NEXT_INSN on a deleted insn.
6090 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6091 (delete_output_reload): New variable prev. Make sure the the for
6092 loops do not invoke PREV_INSN on a deleted insn.
6094 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6096 * pa/constraints.md: Remove 'X' from unused letters comment.
6098 2007-09-08 Richard Guenther <rguenther@suse.de>
6100 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6101 computed check stmt_ann->references_memory instead of counting
6104 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6106 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6107 validate_change() in one more case.
6109 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6111 PR tree-optimization/32283
6112 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6113 estimated_loop_iterations.
6114 (determine_use_iv_cost_condition): Decrease cost of expressions
6115 used in iv elimination.
6117 2007-09-08 Richard Guenther <rguenther@suse.de>
6119 * tree-cfg.c (verify_gimple_expr): Avoid building new
6120 pointer types, use TYPE_POINTER_TO if available instead.
6122 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6125 PR rtl-optimization/26449
6126 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6127 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6129 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6130 define_expand. Split insn in split1 pass.
6133 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6135 PR tree-optimization/33301
6136 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6139 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6141 PR tree-optimization/32183
6142 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6144 * tree-ssa-reassoc.c: Include cfgloop.h.
6145 (is_reassociable_op): Add a loop argument and return true only
6147 (linearize_expr): Updated.
6148 (should_break_up_subtract): Likewise.
6149 (linearize_expr_tree): Likewise.
6150 (init_reassoc): Call loop_optimizer_init with
6151 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6152 with CDI_DOMINATORS.
6153 (fini_reassoc): Call loop_optimizer_finalize.
6155 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6157 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6158 if there is no i-cache.
6160 2007-09-07 Richard Guenther <rguenther@suse.de>
6163 2007-09-06 Richard Guenther <rguenther@suse.de>
6165 PR tree-optimization/32586
6166 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6167 folding if nothing changed.
6168 (simplify_unary_expression): New function. Do tree combining
6169 on conversion like codes.
6170 (try_to_simplify): Call it.
6172 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6175 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6176 (__gthread_active,__gthread_start, __gthread_active_init): New.
6177 * gthr-posix95.h: Likewise.
6179 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6181 * function.h (struct function): Rename calls_unwind_init
6182 to saves_all_registers.
6183 (current_function_saves_all_registers): Renamed from
6184 current_function_calls_unwind_init.
6185 * reload1.c (reload): Set current_function_saves_all_registers.
6186 * except.c (expand_builtin_unwind_init): Likewise.
6187 * config/m68k/m68k.c (m68k_save_reg): Use
6188 current_function_saves_all_registers to save pic register.
6190 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6192 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6193 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6195 Reapply reverted changes:
6197 2007-09-06 Jan Hubicka <jh@suse.cz>
6199 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6202 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6204 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6205 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6207 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6209 * optabs.c (expand_float): Convert unsigned integer as signed only
6210 if it provides sufficient accuracy; add mode argument to real_2expN.
6211 (expand_fix): Fix comment typos; extend binary float into mode
6212 wider than destination for converion to unsigned integer; add mode
6213 argument to real_2expN.
6214 * real.c (real_2expN): Add mode argument to special-case decimal
6216 * real.h (real_2expN): Ditto.
6217 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6219 (fixed_from_string): Ditto.
6220 (fixed_to_decimal): Ditto.
6221 (fixed_convert_from_real): Ditto.
6222 (real_convert_from_fixed): Ditto.
6223 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6224 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6225 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6226 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6228 2007-09-07 Diego Novillo <dnovillo@google.com>
6230 * tree-flow.h (const_block_stmt_iterator): Remove.
6231 Update all users to use block_stmt_iterator.
6232 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6233 Update all users to use tree_stmt_iterator.
6235 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6237 * config/mips/mips.c (mips_set_current_function): Temporarily
6238 make this a no-op to fix bootstrap errors, pending rewrite.
6240 2007-09-07 Jan Hubicka <jh@suse.cz>
6242 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6245 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6247 PR tree-optimization/33299
6248 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6249 uses for all relevant loop-exit phis, not just the first.
6251 2007-09-07 Richard Guenther <rguenther@suse.de>
6254 * tree-ssa-operands.c (access_can_touch_variable): An access
6255 of the form (*p)[0] can touch a variable of same size.
6257 2007-09-07 Jan Hubicka <jh@suse.cz>
6259 * passes.c (init_optimization_passes): Add simple dce and addressable
6261 * tree-ssa.c (execute_update_addresses_taken): New function.
6262 (pass_update_address_taken): New.
6263 * tree-ssa-dse.c (execute_simple_dse): New function.
6264 (pass_simple_dse): New.
6265 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6267 2007-09-07 Tobias Burnus <burnus@net-b.de>
6270 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6272 2007-09-07 Richard Guenther <rguenther@suse.de>
6275 2007-09-06 Richard Guenther <rguenther@suse.de>
6277 PR tree-optimization/32586
6278 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6279 folding if nothing changed.
6280 (simplify_unary_expression): New function. Do tree combining
6281 on conversion like codes.
6282 (try_to_simplify): Call it.
6284 2007-09-07 Richard Guenther <rguenther@suse.de>
6285 Uros Bizjak <ubizjak@gmail.com>
6287 PR tree-optimization/32821
6288 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6289 NULL in the call to set_bb_stmt_list.
6291 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6293 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6294 float calls here, rather than leaving some to the caller.
6295 Use call_internal_direct and call_value_internal_direct.
6296 * config/mips/mips.md (call_internal_direct): New pattern.
6297 (call_value_internal_direct): Likewise.
6299 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6301 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6302 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6304 (override_options): Set mips_base_move_loop_invariants.
6306 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6308 * config/mips/mips.opt (mcode-readable=): Move to keep list
6311 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6313 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6314 and -mgpopt options. Adjust the -G documentation to match.
6315 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6316 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6317 function, split out from mips_classify_symbol. Return false for
6318 !TARGET_LOCAL_SDATA.
6319 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6320 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6321 (override_options): Check whether the -mgpopt setting is consistent
6322 with the other flags.
6323 (symbolic_expression_p): Delete.
6324 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6325 and default_elf_select_rtx_section.
6326 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6327 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6328 external data and TARGET_EXTERN_SDATA.
6330 2007-09-07 Tobias Burnus <burnus@net-b.de>
6333 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6335 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6337 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6338 FOR_BB_INSNS_SAFE instead of for loop.
6339 * cse.c (cse_extended_basic_block): Likewise.
6340 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6341 that the for loop does not invoke NEXT_INSN on a deleted insn.
6342 * function.c (instantiate_virtual_regs): Likewise.
6343 * lower-subreg.c (remove_retval_note): Likewise.
6344 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6346 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6348 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6349 insn, if it's a jump.
6350 (try_redirect_by_replacing_jump): New variable jump_p. Call
6351 tablejump_p before delete_insn_chain.
6352 * reload1.c (reload): New variable next. Make sure that the for
6353 loop does not invoke NEXT_INSN on a deleted insn.
6354 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6355 (delete_output_reload): New variable prev. Make sure the the for
6356 loops do not invoke PREV_INSN on a deleted insn.
6358 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6360 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6361 * cgraph.h (rebuild_cgraph_edges): Declare.
6362 * tree-pass.h (pass_expand_omp_ssa): New.
6363 * omp-low.c (find_omp_clause): Export.
6364 (copy_var_decl): Split from omp_copy_decl_2.
6365 (build_omp_barrier): Return the call to emit instead of emitting
6367 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6369 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6370 expand_omp_for_generic, expand_omp_for_static_nochunk,
6371 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6372 Adapted to work on SSA form.
6373 (execute_expand_omp): Do not invalidate dominance information.
6374 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6375 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6376 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6378 (force_gimple_operand): Allow gimplifying code expressions without
6380 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6381 * common.opt (fopenmp-ssa): New.
6382 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6383 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6384 * tree-cfg.c: Include tree-inline.h.
6385 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6386 (replace_by_duplicate_decl, replace_ssa_name,
6387 mark_virtual_ops_in_region): New functions.
6388 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6389 to work on SSA form.
6390 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6391 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6394 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6396 * tree-loop-linear.c: Include obstack.h.
6397 (linear_transform_loops): New obstack lambda_obstack.
6398 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6399 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6400 and free afterwards.
6401 * lambda.h (struct obstack): New forward declaration.
6402 (lambda_linear_expression_new): New parameter of type struct
6404 (lambda_loopnest_new): Likewise.
6405 (lambda_loopnest_transform): Likewise.
6406 (lambda_body_vector_new): Likewise.
6407 (lambda_body_vector_compute_new): Likewise.
6408 (gcc_loopnest_to_lambda_loopnest): Likewise.
6409 (lambda_loopnest_to_gcc_loopnest): Likewise.
6410 * lambda-code.c: Include obstack.h.
6411 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6413 (lambda_body_vector_new): Likewise.
6414 (lambda_linear_expression_new): Likewise.
6415 (lambda_lattice_new): Likewise.
6416 (lambda_loopnest_new): Likewise. Additionally use obstack to
6417 allocate LN_LOOPS(ret).
6418 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6419 it to lambda_lattice_new.
6420 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6421 Pass it to lambda_body_vector_new.
6422 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6423 it to lambda_lattice_new.
6424 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6425 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6426 (lambda_compute_target_space): Likewise.
6427 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6428 Pass it to lambda_lattice_compute_base and
6429 compute_nest_using_fourieer_motzkin.
6430 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6431 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6432 and lambda_lattice_compute_target_space.
6433 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6434 Pass it to lambda_linear_expression_new.
6435 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6436 to gcc_tree_to_linear_expression.
6437 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6438 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6439 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6440 Pass it to lambda_body_vector_new and
6441 lambda_body_vector_compute_new.
6442 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6443 (lambda-code.o): Likewise.
6445 2007-09-06 Chao-ying Fu <fu@mips.com>
6447 * ginclude/stdfix.h: New file.
6448 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6449 (convert.o): Add dependence on fixed-value.h.
6450 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6451 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6452 to define fixed-point constants.
6453 (c_cpp_builtins): Define fixed-point constants.
6454 * convert.c (fixed-value.h): New include.
6455 (convert_to_real): Update comment to include fixed-point.
6456 Support FIXED_POINT_TYPE.
6457 (convert_to_integer): Update comment to include fixed-point.
6458 Support FIXED_POINT_TYPE.
6459 (convert_to_complex): Support FIXED_POINT_TYPE.
6460 (convert_to_fixed): New function.
6461 * convert.h (convert_to_fixed): Declare.
6462 * genopinit.c: Add comment about $Q for only fixed-point modes.
6463 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6464 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6465 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6466 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6467 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6468 usneg_optab for fixed-point modes.
6469 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6471 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6472 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6473 unsigned saturation optabs, when type is saturating.
6474 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6475 (expand_fixed_convert): New function.
6476 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6477 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6478 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6479 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6480 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6481 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6483 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6484 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6485 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6486 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6487 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6489 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6490 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6491 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6492 fractuns, satfractuns.
6493 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6494 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6495 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6496 OTI_ssmsub_widen, OTI_usmsub_widen.
6497 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6498 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6499 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6500 umsub_widen_optab, usmsub_widen_optab): Define.
6501 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6503 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6505 (expand_fixed_convert): Declare.
6506 * expr.c (convert_move): Support the move of fixed-point modes.
6507 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6508 (categorize_ctor_elements_1): Handle FIXED_CST.
6509 (count_type_elements): Handle FIXED_POINT_TYPE.
6510 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6511 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6513 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6514 multiply and add/subtract for fixed-point types.
6515 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6516 mode, we jump to binop directly.
6517 Support FIXED_CONVERT_EXPR.
6518 (do_store_flag): Check FIXED_CST to put a constant second.
6519 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6520 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6521 (const_vector_from_tree): Support FIXED_CST.
6522 * doc/extend.texi (Fixed-Point): New node.
6523 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6524 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6525 satfract, fractuns, satfractuns): Document them.
6527 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6529 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6530 addresses into I registers.
6532 2007-09-06 Jan Hubicka <jh@suse.cz>
6533 Andreas Tobler <a.tobler@schweiz.org>
6535 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6537 (machopic_legitimize_pic_address): Likewise.
6539 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6540 Jan Hubicka <jh@suse.cz>
6542 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6543 instead of ufloat_optab->handlers directly.
6544 (floatdidf2): Likewise.
6546 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6548 * config/mips/mips.c: Include diagnostic.h.
6549 (mips_set_current_function): Check errorcount and sorrycount
6550 before generating RTL.
6552 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6555 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6556 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6557 (print_operand_reloc): Likewise.
6559 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6563 2007-09-06 Jan Hubicka <jh@suse.cz>
6565 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6568 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6570 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6571 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6573 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6575 * optabs.c (expand_float): Convert unsigned integer as signed only
6576 if it provides sufficient accuracy; add mode argument to real_2expN.
6577 (expand_fix): Fix comment typos; extend binary float into mode
6578 wider than destination for converion to unsigned integer; add mode
6579 argument to real_2expN.
6580 * real.c (real_2expN): Add mode argument to special-case decimal
6582 * real.h (real_2expN): Ditto.
6583 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6585 (fixed_from_string): Ditto.
6586 (fixed_to_decimal): Ditto.
6587 (fixed_convert_from_real): Ditto.
6588 (real_convert_from_fixed): Ditto.
6589 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6590 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6591 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6592 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6594 2007-09-06 Tom Tromey <tromey@redhat.com>
6596 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6597 * c-pch.c (c_common_read_pch): Restore current location after
6599 * tree.c (expand_location): Update.
6600 (expr_filename): Changed return type. Unified the two cases.
6601 (expr_lineno): Likewise.
6602 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6604 * toplev.c (line_table): Changed type.
6605 (general_init): Update.
6606 (realloc_for_line_map): New function.
6607 (general_init): Allocate line_table using GC.
6608 * fix-header.c (line_table): Changed type.
6609 (read_scan_file): Update.
6610 (read_scan_file): Update.
6611 * c-ppoutput.c (maybe_print_line): Update.
6612 (print_line): Update.
6613 (cb_line_change): Update.
6614 (cb_define): Update.
6615 (pp_file_change): Update.
6616 * c-opts.c (c_common_init_options): Update.
6617 (finish_options): Update.
6618 (push_command_line_include): Update.
6619 * c-lex.c (cb_line_change): Update.
6620 (cb_def_pragma): Update.
6621 (cb_define): Update.
6623 (c_lex_with_flags): Use cpp_get_token_with_location.
6624 * input.h (line_table): Changed type.
6625 (location_from_locus): New macro.
6626 * tree.h (EXPR_FILENAME): No longer an lvalue.
6627 (EXPR_LINENO): Likewise.
6628 (expr_locus, set_expr_locus): Declare separately for
6629 USE_MAPPED_LOCATION.
6630 (expr_filename, expr_lineno): Changed return type.
6631 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6632 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6633 (expand_gimple_basic_block): Likewise.
6634 * final.c (final_scan_insn): Use expanded_location.
6636 2007-09-06 Richard Guenther <rguenther@suse.de>
6638 PR tree-optimization/32586
6639 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6640 folding if nothing changed.
6641 (simplify_unary_expression): New function. Do tree combining
6642 on conversion like codes.
6643 (try_to_simplify): Call it.
6644 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6645 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6647 2007-09-06 Jan Hubicka <jh@suse.cz>
6650 * cse.c (fold_rtx): Avoid invalid sharing.
6652 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6654 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6655 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6657 2007-09-06 Revital Eres <eres@il.ibm.com>
6659 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6660 Fix offsettable memory reference for 750CL.
6662 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6664 * reload.c (find_reloads_address_1): Try to preserve original
6665 base/index regclass of operands.
6666 * regrename.c (scan_rtx_address): Likewise.
6667 (replace_oldest_value_addr): Likewise.
6669 2007-09-06 Richard Guenther <rguenther@suse.de>
6671 PR tree-optimization/33302
6672 * domwalk.c (walk_dominator_tree): The exit block is
6673 interesting even if it is not reachable.
6675 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6678 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6680 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6682 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6685 2007-09-05 Ian Lance Taylor <iant@google.com>
6687 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6689 (dump_generic_node): Likewise.
6690 * print-rtl.c (print_decl_name): Likewise.
6691 * print-tree.c (print_node_brief): Likewise.
6692 (print_node): Likewise.
6693 * Makefile.in (RTL_BASE_H): Add alias.h.
6696 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6698 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6700 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6701 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6703 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6705 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6706 (tm_defines): Define UCLIBC_DEFAULT to 1.
6707 (extra_options): Add linux.opt.
6708 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6709 (CRT_CALL_STATIC_FUNCTION): Likewise.
6710 (NO_IMPLICIT_EXTERN_C): Likewise.
6711 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6712 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6713 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6714 (ENDFILE_SPEC): Don't define.
6715 (LIB_SPEC): Likewise.
6716 (CRT_CALL_STATIC_FUNCTION): Likewise.
6717 (NO_IMPLICIT_EXTERN_C): Likewise.
6718 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6719 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6721 2007-09-06 Jan Hubicka <jh@suse.cz>
6723 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6726 2007-09-06 Jan Hubicka <jh@suse.cz>
6728 * opts.c (common_handle_option): Enable inlining functions for
6731 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6733 * builtin-attrs.def (ATTR_NONNULL_3): New.
6734 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6735 ATTR_NOTHROW_NONNULL_##FA.
6736 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6737 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6738 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6739 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6740 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6741 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6742 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6744 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6745 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6746 ATTR_FORMAT_NOTHROW_3_4): Remove.
6747 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6748 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6749 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6750 instead of ATTR_FORMAT_*_*.
6752 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6754 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6755 parts re-used for REG_FRAME_RELATED_EXPR.
6757 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6759 * optabs.c (expand_float): Convert unsigned integer as signed only
6760 if it provides sufficient accuracy; add mode argument to real_2expN.
6761 (expand_fix): Fix comment typos; extend binary float into mode
6762 wider than destination for converion to unsigned integer; add mode
6763 argument to real_2expN.
6764 * real.c (real_2expN): Add mode argument to special-case decimal
6766 * real.h (real_2expN): Ditto.
6767 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6769 (fixed_from_string): Ditto.
6770 (fixed_to_decimal): Ditto.
6771 (fixed_convert_from_real): Ditto.
6772 (real_convert_from_fixed): Ditto.
6773 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6774 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6775 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6776 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6778 2007-09-05 Ian Lance Taylor <iant@google.com>
6780 * init-regs.c (initialize_uninitialized_regs): Call
6781 emit_insn_before rather than add_insn_before.
6783 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6785 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6786 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6787 * tree-inline.h (copy_body_data): Add call_expr field.
6788 * tree-inline.c (expand_call_inline): Initialize call_expr.
6789 (copy_bb): Append anonymous inline fn arguments to arguments
6790 when inlining a CALL_EXPR_VA_ARG_PACK call.
6791 * builtins.c (expand_builtin): Issue an error if
6792 BUILT_IN_VA_ARG_PACK is seen during expand.
6793 (fold_call_expr, fold_builtin_call_array): Don't fold
6794 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6795 __builtin_va_arg_pack () call as last argument.
6796 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6797 function is __builtin_va_arg_pack (), decrease number of call
6798 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6799 * expr.c (expand_expr_real_1): Issue an error if
6800 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6801 * tree-pretty-print.c (dump_generic_node): Handle printing
6802 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6803 * doc/extend.texi (__builtin_va_arg_pack): Document.
6805 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6807 PR tree-optimization/21513
6808 * builtins.c (build_builtin_expect_predicate): New function.
6809 (fold_builtin_expect): Add argument for expected value.
6810 Distribute __builtin_expect over short-circuiting operations.
6811 Fold nested builtin_expects.
6812 (fold_builtin_2): Adjust call to fold_builtin_expect.
6814 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6817 PR tree-optimization/13756
6818 * doc/invoke.texi (Options That Control Optimization): Document
6821 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6823 * config/i386/cpuid.h: New file.
6824 * config/i386/driver-i386.c: Include cpuid.h.
6825 (describe_cache): Shrink size and line strings to 100 bytes.
6826 (detect_caches_amd): Return "" for unsupported max_ext_level.
6827 Use __cpuid function.
6828 (detect_caches_intel): Return "" for unsupported max_level.
6829 Use __cpuid function.
6830 (host_detect_local_cpu): Change feature flag variables to
6831 unsigned int. Initialize only extended feature flag variables.
6832 Use __get_cpuid_max to determine max supported cpuid level.
6833 Use __cpuid function to determine supported features. Fix
6834 calculation of family id. Remove is_amd and check signature
6835 directly. Check for Geode signature. Handle family 4 id.
6836 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6837 cpu discovery code to lower part of the function.
6838 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6839 for sub-architecture.
6840 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6841 [PROCESSOR_K8]: Add k8-sse3 architecture.
6842 [PROCESSOR_NOCONA]: Remove.
6843 [PROCESSOR_GENERIC64]: Ditto.
6844 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6845 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6846 to check for SSE and FXSAVE support.
6847 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6848 Add -minline-all-stringops.
6849 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6850 (x86_64-*-*): Ditto.
6852 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6854 * config/bfin/linux-unwind.h: New file.
6855 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6856 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6858 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6860 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6861 * stmt.c: Include alloc-pool.h.
6862 (struct case_node): Remove GTY marker.
6863 (add_case_node): New parameter case_node_pool. Use it for
6865 (expand_case): New allocation pool case_node_pool. Initialize it,
6866 pass to add_case_node and free it.
6868 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6869 David Ung <davidu@mips.com>
6870 Nigel Stephens <nigel@mips.com>
6872 Add mips16/nomips16 function attributes and -mflip-mips16 option
6873 for testing mixed-mode compilation.
6875 * config/mips/mips.opt (mflip-mips16): New.
6877 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6878 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6880 * config/mips/mips.c (mips_base_target_flags): New.
6881 (mips_base_mips16): New.
6882 (mips_base_schedule_insns): New.
6883 (mips_base_reorder_blocks_and_partition): New.
6884 (mips_base_align_loops): New.
6885 (mips_base_align_jumps): New.
6886 (mips_base_align_functions): New.
6887 (mips16_flipper): New.
6888 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6889 (TARGET_SET_CURRENT_FUNCTION): Define.
6890 (mips_mips16_type_p, mips_nomips16_type_p): New.
6891 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6892 (mips_function_ok_for_sibcall): Make it deal with functions with
6894 (mips_init_split_addresses): New, split out from override_options.
6895 (mips_init_relocs): New, split out from override_options.
6896 (was_mips16_p): New.
6897 (mips_set_mips16_mode): New, split out from override_options.
6898 (mips_set_current_function): New.
6899 (override_options): Add sorry for unsupported mips16/pic
6900 combination. Remove error for mips16/dsp combination. Save
6901 base option settings.
6902 (mips_file_start): Move mips16 mode setting output from here....
6903 (mips_output_function_prologue): ....to here.
6904 (mips_output_mi_thunk): Check for mips16 function.
6905 (build_mips16_function_stub): Don't set .mips16 here.
6906 (build_mips16_call_stub): Likewise.
6907 (mips_expand_builtin): Error in mips16 mode.
6908 (mips_use_mips16_mode_p): New.
6909 (mips_encode_section_info): Check for mips16 function, and set
6910 SYMBOL_REF_FLAGS accordingly.
6912 * doc/extend.texi (Function Attributes): Document new
6913 mips16/nomips16 attributes.
6914 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6915 (MIPS Options): Document -mflip-mips16.
6917 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6919 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6920 if we encounter TLS address in MIPS16 mode.
6921 (mips_legitimize_const_move): Check cannot_force_const_mem for
6922 the (const (plus symbol offset)) case; this forces invalid TLS
6923 address in MIPS16 mode to be caught by the above call to sorry.
6924 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6925 because that now enables emutls, which is not ABI compatible
6926 with native TLS in non-MIPS16 mode.
6928 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6930 Add target hook invoked when cfun changes.
6932 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6933 * target.h (struct gcc_target): Add set_current_function.
6934 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6935 (TARGET_INITIALIZER): Add initializer for set_current_function.
6936 * tree.h (push_struct_function): New.
6937 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6939 (set_cfun): Declare.
6940 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6942 (push_function_context_to): Use allocate_struct_function
6943 to create null context, not init_dummy_function_start. Use set_cfun.
6944 (pop_function_context_from): Use set_cfun.
6945 (in_dummy_function): New.
6946 (invoke_set_current_function_hook): New.
6948 (push_cfun, pop_cfun): Use set_cfun.
6949 (push_struct_function): New.
6950 (allocate_struct_function): Call invoke_set_current_function_hook
6952 (prepare_function_start): Don't set cfun here. Remove unused
6953 argument; fix all callers.
6954 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6955 push_struct_function.
6956 (init_function_start): Set cfun here.
6957 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6958 * omp-low.c (create_omp_child_function): Use push_struct_function
6959 and pop_cfun to save/restore state.
6960 (expand_omp_parallel): Remove unused saved_cfun variable.
6961 * cgraphunit.c (ipa_passes): Use set_cfun.
6962 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6963 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6964 * matrix-reorg.c (transform_allocation_sites): Likewise.
6965 (matrix_reorg): Use set_cfun.
6966 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6967 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6968 assignment to cfun; use set_cfun for the other.
6969 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6970 (dump_function_to_file): Use push_cfun/pop_cfun here.
6971 * c-decl.c (finish_function): Use set_cfun.
6973 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6975 * regrename.c (rerename_optimize): Use deferred rescanning and
6976 insert explicit calls to rescan insns when changed.
6978 2007-09-05 Jan Hubicka <jh@suse.cz>
6980 * optabs.c (libfunc_entry): Change optab to integer.
6981 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6982 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6983 of pointers for hashing.
6985 2007-09-05 Jan Hubicka <jh@suse.cz>
6987 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6989 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6990 * see.c (pass_see): Likewise.
6991 * tracer.c (pass_tracer): Likewise.
6992 * postreload-gcse.c (pass_gcse2): Likewise.
6993 * postreload.c (pass_postreload_cse): Likewise.
6994 * mode-switching.c (pass_mode_switching): Likewise.
6995 * modulo-sched.c (pass_sms): Likewise.
6996 * cse.c (cse_insn): Likewise.
6997 * web.c (pass_web): Likweise.
6998 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6999 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7000 * loop-init.c (pass_rtl_loop_init): Likewise.
7001 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7002 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7003 * global.c (pass_global_alloc): Likewise.
7004 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7005 pass_if_after_reload): Likewise.
7006 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7007 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7008 * regmove.c (pass_regmove): Likewise.
7009 * function.c (pass_thread_prologugues_epilogues): Likewise.
7010 * gcse.c (pass_gcse): Likewise.
7011 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7012 * lower-subreg.c (pass_lower_subreg2): Likewise.
7013 * bt-load.c (pass_branch_target_load): Likewise.
7014 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7015 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7016 * combine.c (pass_combine): Likewise.
7017 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7018 (pass_partition_blocks): Likewise.
7019 * var-tracking.c (pass_variable_track): Likewise.
7020 * reg-stack.c (pass_stack_regs_run): Likewise.
7021 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7022 * passes.c (pass_postreload): Likewise.
7023 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7024 * tree-pass.h (TODO_verify_rtl_sharing): New.
7025 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7026 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7027 TODO_set_props, TODO_df_finish, TODO_df_verify,
7028 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7030 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7032 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7033 fold_real_zero_addition_p, reorder_operands_p,
7034 div_if_zero_remainder, fold_undefer_overflow_warnings,
7035 int_binop_types_match_p, fold_convert_const_int_from_int,
7036 fold_convert_const_int_from_real,
7037 fold_convert_const_int_from_fixed,
7038 fold_convert_const_real_from_real,
7039 fold_convert_const_real_from_fixed,
7040 fold_convert_const_fixed_from_fixed,
7041 fold_convert_const_fixed_from_int,
7042 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7043 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7044 debug_fold_checksum, multiple_of_p): Constify.
7045 * tree-flow-inline.h (get_lineno): Likewise.
7046 * tree-flow.h (get_lineno): Likewise.
7047 * tree-object-size.c (compute_object_offset, addr_object_size,
7048 alloc_object_size, pass_through_call): Likewise.
7049 * tree-pretty-print.c (op_symbol, print_call_name,
7050 print_struct_decl, do_niy): Likewise.
7051 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7052 debug_fold_checksum): Likewise.
7054 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7057 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7058 note, remove the associated REG_RETVAL note.
7060 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7062 * config.gcc (powerpc*-*-*): Install
7063 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7064 * config/rs6000/spu2vmx.h: New header.
7065 * config/rs6000/si2vmx.h: New header.
7066 * config/rs6000/vec_types.h: New header.
7068 2007-09-05 Ben Elliston <bje@au.ibm.com>
7070 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7072 2007-09-05 Ben Elliston <bje@au.ibm.com>
7074 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7076 (__stdcx): Make asm volatile.
7077 (__stwcx, __stdcx): Return only 0 or 1.
7079 2007-09-05 Jan Hubicka <jh@suse.cz>
7083 2007-09-04 Jan Hubicka <jh@suse.cz>
7084 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7086 2007-09-04 Richard Guenther <rguenther@suse.de>
7087 * tree-ssa-operands.c (add_virtual_operand): Only mark
7088 stores as has_volatile_ops if alias information is not available.
7090 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7092 * config/rs6000/tramp.asm: Include config.h.
7093 Check __PIC__ or __pic__ macro instead of SHARED.
7095 PR rtl-optimization/32300
7096 * see.c (see_copy_insn): New function.
7097 (see_def_extension_not_merged, see_merge_one_use_extension,
7098 see_merge_one_def_extension): Use it. Avoid changing
7099 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7100 into sequences. Call df_insn_delete on temporary insns
7101 that won't be emitted into the insn stream.
7102 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7103 and run df_process_deferred_rescans () before run_fast_dce.
7105 PR tree-optimization/33017
7106 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7107 recurse for pure or const function calls.
7109 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7111 * c-format.c: Include alloc-pool.h.
7112 (check_format_info_main): New argument fwt_alloc. Use allocation
7113 pool instead of GC. Remove GC deallocation code.
7114 (check_format_arg): Create allocation pool, pass it to
7115 check_format_info_main and free it afterwards.
7116 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7118 2007-09-05 Ben Elliston <bje@au.ibm.com>
7120 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7121 Rename count macro arugment for clarity.
7122 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7123 (__protected_stream_set): Likewise, pass 0.
7125 2007-09-04 Jan Hubicka <jh@suse.cz>
7127 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7129 2007-09-04 Jan Hubicka <jh@suse.cz>
7131 * invoke.texi (-finline-small-functions): Document.
7132 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7133 when deciding what is inlinable.
7134 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7135 (cgraph_decide_inlining_of_small_function): Handle new flags.
7136 (cgraph_decide_inlining_incrementally): Likewise.
7137 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7138 * common.opt (finline-small-functions): New.
7139 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7141 2007-09-04 Richard Guenther <rguenther@suse.de>
7143 * tree-ssa-operands.c (add_virtual_operand): Only mark
7144 stores as has_volatile_ops if alias information is not available.
7146 2007-09-04 Andrew Haley <aph@redhat.com>
7148 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7150 2007-09-04 Andrew Haley <aph@redhat.com>
7152 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7153 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7154 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7156 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7159 * common.opt: Mention ABI version 2 in comment.
7161 2007-09-04 Jan Hubicka <jh@suse.cz>
7163 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7164 (libfunc_entry): New structure.
7165 (libfunc_hash): New hashtable.
7166 (hash_libfunc): New function.
7167 (eq_libfunc): New function.
7168 (convert_optab_libfunc): New function.
7169 (optab_libfunc): New function.
7170 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7171 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7172 expand_float, expand_fix, new_optab, new_convert_optab):
7173 Update for new libfunc API.
7174 (init_libfunc, init_integral_libfuncs,
7175 init_floating_libfuncs, init_interclass_conv_libfuncs
7176 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7177 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7178 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7179 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7180 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7181 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7182 gen_extend_conv_libfunc): New.
7183 (init_one_libfunc): Revamp for hashtables.
7184 (set_conv_libfunc): Likewise.
7185 (init_optabs): Initialize hashtable; use lazy initialization where
7187 * optabs.h (optab_handlers): Move out of GGC.
7188 (optab, convert_optab): Move out of GGC; add lazy gen info.
7189 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7190 (optab_libfunc, convert_optab_libfunc): New.
7191 * builtins.c (expand_builtin_powi): Update for new API.
7192 * expr.c (convert_move): Likewise.
7193 * expmed.c (expand_divmod): Likewise.
7195 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7197 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7198 GOT pointer only if there is a constant pool. Use the allocated space
7201 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7203 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7206 2007-09-04 Revital Eres <eres@il.ibm.com>
7207 Richard Guenther <rguenther@suse.de>
7208 R. Clint Whaley <whaley@cs.utsa.edu>
7210 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7212 * tree-tailcall.c (process_assignment): Use -fassociative-math
7213 when reodering operands of floating-point type.
7214 * fold-const.c (fold_comparison, fold_binary): Use
7215 -fassociative-math and -freciprocal-math instead of
7216 -funsafe-math-optimization flag.
7217 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7218 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7219 -freciprocal-math instead of -funsafe-math-optimizations.
7220 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7221 -fassociative-math when -ffast-math is set.
7222 (set_unsafe_math_optimizations_flags): New Function
7223 to set -freciprocal-math and -fassociative-math when
7224 -funsafe-math-optimizations is set.
7225 (common_handle_option): Call it.
7226 * tree-vectorizer.c (vect_is_simple_reduction): Use
7227 -fassociative-math when doing reduction on floats.
7228 * loop-unroll.c (analyze_insn_to_expand_var): Use
7229 -fassociative-math when expanding an accumulator of type float.
7230 * simplify-rtx.c (simplify_binary_operation_1): Use
7231 -fassociative-math and -freciprocal-math when reordeing operands
7232 of floating-point type.
7233 * combine.c (combine_simplify_rtx): Likewise.
7234 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7236 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7238 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7241 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7243 2007-09-04 Jan Hubicka <jh@suse.cz>
7245 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7247 2007-09-04 Jan Hubicka <jh@suse.cz>
7249 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7250 and corresponding MATCH_DUP.
7252 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7255 * combine.c (subst): Do not try to simplify X if it represents load
7256 of FP constant from the constant pool via float extension.
7258 2007-09-04 Ben Elliston <bje@au.ibm.com>
7260 * c-opts.c: Include "tm_p.h".
7261 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7263 2007-09-04 Richard Guenther <rguenther@suse.de>
7265 PR tree-optimization/33291
7266 * tree-pretty-print.c (dump_generic_node): Dump all
7267 qualifiers for pointer types, not only first. Dump
7268 qualifiers for aggregate types as well.
7269 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7270 use the canonical type for building ARRAY_REFs.
7271 * gimplify.c (canonicalize_addr_expr): Clean up. The
7272 correct validness check is compatibility of the pointer
7273 types. Always use the canonical type for building
7274 ARRAY_REFs and ADDR_EXPRs.
7275 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7276 change that disabled propagation of ADDR_EXPRs into statements
7279 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7281 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7282 (umulsi3_highpart): Make into expanders; existing insns are
7283 now named *[insn]_nov6. Add stars to existing [insn]_v6
7284 counterparts' names.
7286 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7288 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7289 (unprotoize.o): Remove SHLIB_MULTILIB.
7291 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7293 * doc/extend.texi: Document progmem attribute for AVR.
7295 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7298 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7300 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7302 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7305 * optabs.c: Remove unnecessary forward declarations.
7306 (expand_unop_direct): New, broken out of expand_unop.
7307 (expand_doubleword_clz): New.
7308 (expand_ctz): Move above expand_ffs. Use
7309 start_sequence, end_sequence, add_equal_note, and
7310 expand_unop_direct. Add more commentary.
7311 (expand_ffs): Try both ctz optab and expand_ctz.
7312 Generate a test and branch if the hardware doesn't give us
7313 a useful value for input zero. Style improvements similar to
7316 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7318 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7320 * config.gcc: Delete stanza for arm-semi-aof and
7321 armel-semi-aof targets.
7322 * config/arm/arm-protos.h
7324 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7325 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7326 delete aof_pic_label and remove mention of AOF in comments.
7327 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7329 * config/arm/semiaof.h
7330 * config/arm/t-semi: Delete file.
7332 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7334 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7335 CONST_CAST_BB): New macros for type-specific casts.
7336 (CONST_CAST): Add a TYPE parameter and define it in terms of
7339 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7340 * c-lex.c (cb_ident, lex_string): Likewise,
7341 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7342 * config/i386/i386.c (ix86_function_regparm,
7343 ix86_function_sseregparm): Use CONST_CAST_TREE.
7344 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7346 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7347 give_switch, set_multilib_dir): Likewise,
7348 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7349 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7350 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7351 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7352 * prefix.c (update_path): Likewise,
7353 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7354 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7355 * tree-cfg.c (tree_can_merge_blocks_p,
7356 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7357 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7358 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7359 (attribute_list_contained): Use CONST_CAST_TREE.
7361 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7363 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7365 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7368 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7369 before forcing them into a register.
7371 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7373 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7374 rather than define_code_macro.
7376 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7378 * gcc.c (xputenv): New function.
7379 (putenv_from_prefixes): Use xputenv instead of putenv.
7380 (process_command): Use xputenv instead of putenv.
7381 (set_collect_gcc_options): Use xputenv instead of putenv.
7382 (main): Use xputenv instead of putenv.
7384 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7386 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7387 availability of swap instruction.
7388 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7390 2007-09-03 Revital Eres <eres@il.ibm.com>
7392 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7395 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7396 Ayal Zaks <zaks@il.ibm.com>
7397 Revital Eres <eres@il.ibm.com>
7399 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7400 compute_split_row): New functions.
7401 (ps_unschedule_node): Remove.
7402 (normalize_sched_times): Iterate over the already scheduled
7403 insns instead of the number of nodes.
7404 (MAX_SPLIT_NUM): New definition.
7405 (sms_schedule_by_order): Change the scheduling heuristic to
7406 avoid useless increases of initiation interval ii.
7407 (get_sched_window): Add dump printouts.
7409 2007-09-02 David Daney <ddaney@avtrex.com>
7411 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7412 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7413 (optab, insn): Add more attributes.
7414 (fetchop_bit): New code macro.
7415 (immediate_insn): New code macro attribute.
7416 (sync): Change condition to ISA_HAS_SYNC.
7417 (rdhwr): Change predicate for operand 0 to register_operand.
7418 (memory_barrier): New expand.
7419 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7420 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7421 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7422 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7423 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7424 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7425 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7426 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7427 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7429 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7430 Hans-Peter Nilsson <hp@axis.com>
7432 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7433 Defined to describe availability and behavior of CLZ.
7434 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7435 * config/cris/cris.opt: Tweak comment for "-metrax4".
7436 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7437 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7438 (count_leading_zeros): Define.
7440 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7442 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7444 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7448 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7451 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7453 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7454 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7455 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7456 sched-deps.c, sched-int.h, system.h, target.h,
7457 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7458 tree.def: Fix comment typos.
7460 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7462 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7463 (override_options): Turn on -mstrict-align on non-ColdFire
7465 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7467 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7469 * c-common.c (const_strip_array_types): Delete.
7470 * c-common.h (const_strip_array_types): Likewise.
7471 * emit-rtl.c (const_next_insn, const_previous_insn,
7472 const_next_nonnote_insn, const_prev_nonnote_insn,
7473 const_next_real_insn, const_prev_real_insn,
7474 const_next_active_insn, const_prev_active_insn, const_next_label,
7475 const_prev_label): Delete.
7476 * gimple-low.c (block_may_fallthru): Use expr_last.
7477 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7478 * rtl.h (const_previous_insn, const_next_insn,
7479 const_prev_nonnote_insn, const_next_nonnote_insn,
7480 const_prev_real_insn, const_next_real_insn,
7481 const_prev_active_insn, const_next_active_insn, const_prev_label,
7482 const_next_label): Delete.
7483 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7484 * system.h (CONST_CAST): Update comment.
7485 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7486 (const_first_stmt, const_last_stmt): Delete.
7487 (tree_block_ends_with_condjump_p): Use last_stmt.
7488 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7489 * tree-iterator.c (const_expr_first, const_expr_last,
7490 const_expr_only): Delete.
7491 * tree.c (const_lookup_attribute): Likewise.
7492 (attribute_list_contained): Use lookup_attribute.
7493 * tree.h (const_lookup_attribute, const_expr_first,
7494 const_expr_last, const_expr_only): Delete.
7496 2007-09-01 Richard Guenther <rguenther@suse.de>
7498 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7499 instead of TREE_THIS_VOLATILE.
7500 * tree-ssa-operands.c (add_virtual_operand): Do not set
7501 has_volatile_ops. Do not check s_ann for NULL.
7502 (get_indirect_ref_operands): Likewise.
7503 (get_expr_operands): Likewise. For all reference trees
7504 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7505 check base of reference for TREE_THIS_VOLATILE.
7507 2007-09-01 Richard Guenther <rguenther@suse.de>
7509 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7510 between integral types. Also allow conversions between
7513 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7515 * optabs.c (prepare_float_lib_cmp): Use
7516 libgcc_cmp_return_mode instead of word_mode.
7517 * config/dfp-bit.h: Likewise.
7518 * config/fp-bit.h: Likewise.
7519 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7521 (spu_libgcc_shift_count_mode): New function.
7522 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7523 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7525 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7527 * tree-pretty-print.c: Include output.h.
7528 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7529 HOST_WIDE_INT_PRINT_DEC.
7530 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7532 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7534 PR rtl-optimization/33224
7535 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7536 to the analysed region.
7538 2007-08-31 Richard Guenther <rguenther@suse.de>
7540 * function.c (allocate_struct_function): Do not set
7541 current_function_returns_pointer.
7542 * function.h (struct var_refs_queue): Remove.
7543 (struct simple_obstack_stack): Likewise.
7544 (struct function): Remove fixup_var_refs_queue member.
7545 Remove returns_pointer flag.
7546 (current_function_returns_pointer): Remove define.
7548 2007-08-31 Nick Clifton <nickc@redhat.com>
7550 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7551 secondary keys in order to obtain a stable sort.
7553 2007-08-31 Nick Clifton <nickc@redhat.com>
7556 * config/m32r/constraints.md: Add W constraint for integer zero.
7557 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7558 Fix length calculation by using alternatives.
7560 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7562 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7563 split out from expand_binop.
7564 (avoid_expensive_constant): New function.
7565 (expand_binop_directly): Remove commutative_op argument and
7566 (expand_binop_directly): Remove commutative_op argument and
7567 call cummutative_optab_p instead. Do not change op0 or op1
7568 when swapping xop0 and xop1. Apply avoid_expensive_constant
7569 to each argument after potential swapping. Enforce the
7570 canonical order of commutative operands.
7571 (expand_binop): Use shift_optab_p and commutative_optab_p.
7572 Update the calls to expand_binop_directly. Only force constants
7573 into registers when widening an operation. Only swap operands
7574 once a direct expansion has been rejected.
7575 (expand_twoval_binop): Only force constants into registers when
7576 using a direct expansion.
7578 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7580 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7581 (sched_analyze_insn): Don't postprocess speculative dependencies when
7582 target has no scheduling.
7583 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7584 'uninitialized' warning.
7586 2007-08-31 Richard Guenther <rguenther@suse.de>
7588 * tree.c (build_complex_type): Always set TYPE_NAME for
7591 2007-08-31 Olivier Hainque <hainque@adacore.com>
7593 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7594 internal macro. Default alignment factor for csect directives, chosen
7595 to match what BIGGEST_ALIGNMENT allows.
7596 (DATA_SECTION_ASM_OP): Use it.
7597 * config/rs6000/rs6000.c
7598 (rs6000_xcoff_output_readonly_section_asm_op):
7599 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7600 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7602 2007-08-31 Olivier Hainque <hainque@adacore.com>
7604 * dbxout.c (dbxout_block): Move declaration within the first
7605 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7606 block to include the definition, together with the associated
7609 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7610 Revital Eres <eres@il.ibm.com>
7612 * doc/invoke.texi (-mpaired): Document flag.
7613 * config.gcc: Include paired.h in powerpc extra_headers and
7614 750cl.h in powerpc-*-linux*paired*.
7615 * config/rs6000/rs6000.opt (-mpaired): New flag.
7616 * config/rs6000/rs6000.c (paired_init_builtins,
7617 paired_expand_builtin, paired_expand_lv_builtin,
7618 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7619 New functions to support the paired single builtin functions.
7620 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7621 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7623 (bdesc_paired_preds): New structure for paired predicate
7625 (rs6000_expand_builtin): Expand paired single builtins.
7626 (rs6000_init_builtins): Init paired single builtins.
7627 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7628 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7629 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7630 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7631 (rs6000_vector_mode_supported_p): Support paired vector mode.
7632 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7633 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7635 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7636 (DATA_ALIGNMENT): Likewise.
7637 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7638 (rs6000_builtins): Add PAIRED builtins.
7639 * config/rs6000/rs6000.md: Include paired.md.
7640 * config/rs6000/paired.h: New.
7641 * config/rs6000/paired.md: New.
7642 * config/rs6000/750cl.h: New.
7643 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7645 2007-08-30 Ollie Wild <aaw@google.com>
7647 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7648 * gcc.c (default_compilers): Add -fno-directives-only to
7649 @assembler-with-cpp.
7651 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7655 * regclass.c (initial_fixed_regs): Revert previous change and make
7657 (initial_call_used_regs): Likewise.
7658 (initial_call_really_used_regs): Delete, reverting previous addition.
7659 (initial_reg_names): Likewise.
7660 (init_reg_sets): Revert previous change.
7661 (saved_fixed_regs): New.
7662 (saved_call_used_regs): New.
7663 (saved_call_really_used_regs): New.
7664 (saved_reg_names): New.
7665 (save_register_info): New.
7666 (restore_register_info): New.
7667 (init_reg_sets_1): Replace reset of register info with call to
7668 restore_register_info.
7669 * rtl.h (save_register_info): Declare.
7670 * toplev.c (backend_init): Call save_register_info.
7672 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7674 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7675 from the original statement.
7677 2007-08-30 Chao-ying Fu <fu@mips.com>
7679 * c-lex.c (interpret_fixed): Declare.
7680 (interpret_float): Process _Fract and _Accum.
7681 (interpret_fixed): New function.
7682 * final.c (output_addr_const): Process CONST_FIXED.
7683 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7684 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7686 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7688 (simplify_immed_subreg): Support CONST_FIXED.
7689 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7690 (simplify_subreg): Support CONST_FIXED.
7692 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7694 * config/rs6000/ppu_intrinsics.h: New file.
7695 * config.gcc (powerpc*-*-* <extra_headers>): Install
7698 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7700 * cfg.c (dump_flow_info): Change to also print entry and exit
7702 * print-rtl.c (print_rtl_single): Allow to print rtl with
7705 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7707 * df-core.h (df_dump_region): New function.
7708 * df.h (df_dump_region): New function.
7709 * loop-invariant.c (find_defs): Add call to df_dump_region.
7710 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7713 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7716 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7717 true if any of the compare_section_name calls returned true,
7718 rather than if any returned false.
7720 2007-08-30 Richard Guenther <rguenther@suse.de>
7722 PR tree-optimization/33199
7723 * tree-ssa-structalias.c (handle_lhs_call): New function.
7724 (find_func_aliases): In non-IPA mode make sure that for
7725 calls that return a pointer we add a constraint for the
7726 result to point to anything.
7728 2007-08-30 Richard Guenther <rguenther@suse.de>
7730 * doc/invoke.texi (-mveclibabi): Document new target option.
7731 * config/i386/i386.opt (-mveclibabi): New target option.
7732 * config/i386/i386.c (ix86_veclib_handler): Handler for
7733 vectorization library support.
7734 (override_options): Handle the -mveclibabi option, initialize
7735 the vectorization library handler.
7736 (ix86_builtin_vectorized_function): As fallback call the
7737 vectorization library handler, if set.
7738 (ix86_veclibabi_acml): New static function for ACML ABI style
7739 vectorization support.
7741 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7743 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7744 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7745 SImode and update m. Don't run gen_lowpart_common on arbitrary
7746 memory address, force it to register first.
7749 * dce.c (dce_process_block): Don't delete setters of
7750 artificially used registers.
7752 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7754 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7755 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7756 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7758 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7760 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7762 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7763 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7765 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7767 * system.h: Activate -Wcast-qual as warning-only.
7769 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7772 * config/rs6000/rs6000.c (compare_section_name): New function.
7773 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7776 2007-08-29 Olivier Hainque <hainque@adacore.com>
7778 * xcoffout.c: #include debug.h.
7779 * Makefile.in (xcoffout.o): Add debug.h dependency.
7781 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7783 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7784 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7786 2007-08-29 Richard Guenther <rguenther@suse.de>
7788 * tree-pretty-print.c (dump_generic_node): Print
7789 label DECL_UID as D.%u.
7790 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7792 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7794 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7795 * builtins.def (BUILT_IN_REALLOC): New builtin.
7797 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7800 * tree.c (build_type_attribute_qual_variant): Set canonical types
7801 on the final, unqualified attribute variant before building the
7804 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7806 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7807 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7809 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7812 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7813 * config/bfin/bfin.md (composev2hi): Put operands into vector
7816 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7818 * config/bfin/bfin.md (composev2hi): Put operands into vector
7821 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7823 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7824 attribute when appropriate.
7825 (bfin_handle_l1_text_attribute): New.
7826 (bfin_handle_l1_data_attribute): New.
7827 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7828 l1_data_A and l1_data_B.
7829 * doc/extend.texi (node Function Attributes): Document l1_text
7831 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7832 l1_data_A and l1_data_B variable attributes.
7834 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7836 * config/bfin/bfin.opt (minline-plt): Add.
7837 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7838 call to global functions.
7839 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7840 (Blackfin Options): Document -minline-plt.
7842 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7844 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7845 given a non-function.
7846 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7848 2007-08-28 DJ Delorie <dj@redhat.com>
7850 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7852 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7854 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7856 2007-08-28 Richard Guenther <rguenther@suse.de>
7858 * tree.h (struct tree_function_decl): Increase size of
7859 function_code bitfield.
7861 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7862 Kazu Hirata <kazu@codesourcery.com>
7864 * config/m68k/linux.h
7865 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7866 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7867 (m68k_return_in_memory): New.
7868 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7871 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7874 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7875 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7876 operand) when top VEC_SELECT extracts scalar element.
7877 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7878 (*vec_extract_v4sf_mem): Ditto.
7880 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7883 * passes.c (init_optimization_passes): Move pass_df_finish
7884 after pass_postreload sublist.
7886 PR rtl-optimization/33148
7887 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7888 (neg (lt X 0)) if X has scalar int mode.
7891 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7892 initializer, use build_vector_from_ctor if possible to create
7893 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7894 even after this, return NULL.
7896 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7898 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7900 2007-08-28 Richard Guenther <rguenther@suse.de>
7902 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7903 (struct tree_function_decl): Make function_code a bitfield.
7904 Add disregard_inline_limits flag.
7905 * cgraphunit.c (cgraph_process_new_functions): Check
7906 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7907 (cgraph_preserve_function_body_p): Likewise.
7908 * ipa-inline.c (compute_inline_parameters): Likewise.
7909 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7910 for GNU C extern inline functions.
7911 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7912 * tree-inline.c (disregard_inline_limits_p): Remove.
7913 * tree-inline.h (disregard_inline_limits_p): Likewise.
7914 * c-common.c (handle_always_inline_attribute): Set
7915 DECL_DISREGARD_INLINE_LIMITS.
7916 * langhooks.c (add_builtin_function): Verify the function code
7917 fits in the bitfield.
7919 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7920 Vladimir Yanovsky <yanov@il.ibm.com>
7921 Revital Eres <eres@il.ibm.com>
7922 Andrey Belevantsev <abel@ispras.ru>
7924 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7926 * modulo-sched.c: Add documentation regarding do-loop.
7927 (doloop_register_get): Change number of arguments to support
7928 the new do-loop pattern and check whether COUNT_REG has no other
7929 occurences in the loop besides in the control part.
7930 (duplicate_insns_of_cycles): Do not duplicate the insn which
7931 changes count_reg as it is already adjusted.
7932 (generate_prolog_epilog): New argument to support the new
7933 do-loop pattern. Change the subtract instruction to use
7934 expand_simple_binop. Call duplicate_insns_of_cycles with new
7936 (sms_schedule): Call doloop_register_get and
7937 generate_prolog_epilog with new argument. Do not handle loops
7938 with single sets insns with subreg in their lhs.
7939 * loop-doloop.c (doloop_optimize): Support for another do-loop
7941 (doloop_condition_get): Gets an instruction instead of a pattern
7942 and change the return condition when the do-loop pattern is
7944 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7945 deps when considering to not create edges.
7947 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7949 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7952 2007-08-27 Jason Merrill <jason@redhat.com>
7955 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7956 zero-sized types after calling gimplify_modify_expr_rhs.
7958 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7960 * regclass.c (init_reg_autoinc): Fix typo.
7962 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7964 Fix PR tree-optimization/33173
7965 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7967 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7970 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7971 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7974 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7975 David Ung <davidu@mips.com>
7976 Nigel Stephens <nigel@mips.com>
7978 Separate target-specific initialization from general
7979 back-end initialization.
7981 * toplev.c (init_alignments): New, split out from...
7982 (process_options): ...here.
7983 (backend_init_target): New, split out from...
7984 (backend_init): ...here.
7985 (lang_dependent_init_target): New, split out from...
7986 (lang_dependent_init): ...here.
7987 (target_reinit): New.
7988 * toplev.h (target_reinit): Declare.
7989 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7990 now can be called more than once. Update comments.
7991 * expr.h (init_expr_target): Likewise.
7992 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7993 now can be called more than once. Explicitly zero
7994 static_reg_base_value.
7995 * emit-rtl.c (init_emit_regs): New, split out from...
7996 (init_emit_once): Here.
7997 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7998 non-const, so that changes from command-line arguments can overwrite
7999 values provided by the static initializers.
8000 (initial_call_really_used_regs): New, used similarly to the above.
8001 (initial_reg_names): Likewise.
8002 (last_mode_for_init_move_cost): Promoted function-local static to
8003 file-scope static to make it accessible outside init_move_cost.
8004 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8005 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8006 reg_names since it is needed for parsing command-line options.
8007 (init_move_cost): Use last_mode_for_init_move_cost instead of
8008 function-local static.
8009 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8010 call_really_used_regs now. Reinitialize reg_names. Also
8011 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8012 reg_class_superunion. Clear losing_caller_save_reg_set.
8013 Preserve global registers if called more than once. Reset
8014 move cost, may_move_in_cost, may_move_out_cost, and
8015 last_mode_for_init_move_cost.
8016 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8017 can now be invoked more than once. Update comments.
8018 (init_regs): Update comments.
8019 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8020 and initial_call_really_used_regs, instead of the non-initial
8021 variables. This allows us to save the command-line register settings
8022 after target reinitialization.
8023 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8024 * rtl.h (init_emit_regs): Declare.
8025 (init_reg_modes_target, init_alias_target): Renamed as described
8027 * reload1.c (init_reload): Update comments.
8028 * optabs.c (init_optabs): Likewise.
8029 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8031 2007-08-26 Chao-ying Fu <fu@mips.com>
8033 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8036 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8038 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8040 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8042 * bb-reorder.c (copy_bb_p): Likewise.
8043 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8044 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8045 block_ends_with_condjump_p): Likewise.
8046 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8047 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8048 block_ends_with_condjump_p): Likewise.
8049 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8050 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8051 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8052 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8053 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8054 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8055 debug_true_const_tree instad of debug_true_tree.
8056 * debug.c (do_nothing_debug_hooks): Likewise.
8057 * debug.h (ignore_block, debug_true_const_tree): Constify.
8058 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8059 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8060 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8061 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8062 dbx_reg_number, is_based_loc, field_type,
8063 simple_type_align_in_bits, simple_decl_align_in_bits,
8064 simple_type_size_in_bits, field_byte_offset, insert_float,
8065 type_tag, member_declared_type, is_redundant_typedef,
8066 secname_for_decl, is_inlined_entry_point): Likewise.
8067 * emit-rtl.c (const_next_insn, const_previous_insn,
8068 const_next_nonnote_insn, const_prev_nonnote_insn,
8069 const_next_real_insn, const_prev_real_insn,
8070 const_next_active_insn, const_prev_active_insn, const_next_label,
8071 const_prev_label): Likewise.
8072 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8074 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8075 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8076 sched_insn_is_legitimate_for_speculation_p): Likewise.
8077 * jump.c (reversed_comparison_code_parts,
8078 reversed_comparison_code, reversed_comparison, condjump_label):
8080 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8081 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8083 * rtl.h (const_previous_insn, const_next_insn,
8084 const_prev_nonnote_insn, const_next_nonnote_insn,
8085 const_prev_real_insn, const_next_real_insn,
8086 const_prev_active_insn, const_next_active_insn, const_prev_label,
8087 const_next_label, modified_between_p, modified_in_p,
8088 const_note_storeskeep_with_call_p, condjump_label,
8089 reversed_comparison, reversed_comparison_code,
8090 reversed_comparison_code_parts, memory_modified_in_insn_p,
8091 stack_regs_mentioned): Likewise.
8092 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8093 keep_with_call_p): Likewise.
8094 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8095 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8096 sd_lists_size, sd_lists_empty_p): Likewise.
8097 * sched-int.h (sched_insns_conditions_mutex_p,
8098 haifa_classify_insn, no_real_insns_p,
8099 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8100 sd_lists_size, sd_lists_empty_p): Likewise.
8101 * sdbout.c (sdb_debug_hooks): Likewise.
8102 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8103 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8104 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8106 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8107 tree_can_throw_internal): Likewise.
8108 * tree-flow-inline.h (phi_nodes): Likewise.
8109 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8110 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8111 * tree-gimple.c (const_get_call_expr_in): Likewise.
8112 * tree-gimple.h (const_get_call_expr_in): Likewise.
8113 * tree.c (const_lookup_attribute, attribute_list_equal,
8114 attribute_list_contained): Likewise.
8115 * tree.h (attribute_list_equal, attribute_list_contained,
8116 const_lookup_attribute): Likewise.
8117 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8119 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8121 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8122 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8124 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8127 * config/alpha/constraints.md: Delete "svn:mime-type" property
8128 with svn propdel "svn:mime-type".
8130 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8133 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8134 non NOTE insn doesn't cross basic block.
8135 (noce_try_abs): Likewise.
8136 (noce_process_if_block): Likewise.
8138 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8141 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8142 operand without auto-inc-dec.
8143 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8144 offsettable_mem_operand.
8145 (floatunssidf2_internal): Same.
8146 (fix_truncdfsi2_internal): Same.
8147 (floatsidf_ppc64): Same.
8148 (floatunssidf_ppc64): Same.
8149 (fix_trunctfsi2_internal): Same.
8151 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8154 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8155 pass defines needed for version.c.
8157 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8159 * configure.ac (--debug-prefix-map check): Change assembler
8160 version presumed to have feature to 2.18.
8161 * configure: Regenerate.
8163 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8165 * c-common.c (vector_types_convertible_p,
8166 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8167 self_promoting_args_p): Constify.
8168 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8169 c_promoting_integer_type_p, self_promoting_args_p,
8170 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8171 * c-decl.c (anon_aggr_type_p): Likewise.
8172 * * c-dump.c (dump_stmt): Likewise.
8173 * c-objc-common.c (has_c_linkage): Likewise.
8174 * c-tree.h (same_translation_unit_p): Likewise.
8175 * c-typeck.c (null_pointer_constant_p,
8176 tagged_types_tu_compatible_p, function_types_compatible_p,
8177 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8178 comptypes_internal, struct tagged_tu_seen_cache,
8179 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8180 c_size_in_bytes): Likewise.
8181 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8182 hash_ptr, eq_ptr): Likewise.
8183 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8184 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8185 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8186 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8188 * optabs.c (optab_for_tree_code): Likewise.
8189 * optabs.h (optab_for_tree_code): Likewise.
8190 * rtl.h (simplify_rtx): Likewise.
8191 * simplify-rtx.c (simplify_rtx): Likewise.
8192 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8193 dump_flag, dump_node): Likewise.
8194 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8195 queue_and_dump_type, dump_flag): Likewise.
8196 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8197 * tree-pass.h (dump_node): Likewise.
8198 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8199 supportable_narrowing_operation): Likewise.
8200 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8201 supportable_narrowing_operation): Likewise.
8202 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8203 is_negative_overflow_infinity, is_positive_overflow_infinity,
8204 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8205 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8206 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8207 ssa_name_nonzero_p, fp_predicate): Likewise.
8208 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8209 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8210 ssa_name_nonnegative_p): Likewise.
8212 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8214 * config.gcc : Add x86_64-elf target.
8216 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8218 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8220 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8221 Nigel Stephens <nigel@mips.com>
8225 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8226 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8227 * expr.c (SET_BY_PIECES_P): Define.
8228 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8229 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8230 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8232 * expr.h (SET_RATIO): Define.
8233 (can_store_by_pieces, store_by_pieces): Update prototypes.
8234 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8235 can_store_by_pieces/store_by_pieces.
8236 (expand_builtin_memcpy_args): Likewise.
8237 (expand_builtin_strncpy): Likewise.
8238 (expand_builtin_memset_args): Likewise. Also remove special case
8239 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8240 decide what to do instead.
8241 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8242 to can_store_by_pieces.
8244 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8245 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8247 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8248 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8249 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8250 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8251 (STORE_BY_PIECES_P): Define.
8253 2007-08-24 Tom Tromey <tromey@redhat.com>
8255 * varpool.c (varpool_last_needed_node): Fix comment typo.
8256 * c-decl.c (duplicate_decls): Fix comment typo.
8257 (clone_underlying_type): Update comment.
8259 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8261 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8262 alpha_in_small_data_p, alpha_split_complex_arg,
8263 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8265 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8266 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8268 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8269 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8270 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8271 * config/darwin.c (darwin_binds_local_p): Likewise.
8272 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8274 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8275 i386_pe_valid_dllimport_attribute_p): Likewise.
8276 * config/i386/i386.c (ix86_function_regparm,
8277 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8278 x86_can_output_mi_thunk, ix86_mangle_type,
8279 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8280 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8281 i386_pe_binds_local_p): Likewise.
8282 * config/ia64/ia64.c
8283 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8284 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8285 ia64_invalid_conversion, ia64_invalid_unary_op,
8286 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8288 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8289 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8290 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8291 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8292 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8293 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8294 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8295 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8296 * config/pa/pa.c (pa_commutative_p): Likewise.
8297 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8299 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8300 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8301 rs6000_use_blocks_for_constant_p,
8302 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8303 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8304 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8305 * config/s390/s390.c (s390_mangle_type,
8306 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8308 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8309 th_in_small_data_p): Likewise.
8310 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8311 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8313 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8314 sparc_mangle_type): Likewise.
8315 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8316 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8317 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8319 * hooks.c (hook_bool_mode_const_rtx_false,
8320 hook_bool_mode_const_rtx_true,
8321 hook_bool_const_tree_hwi_hwi_const_tree_false,
8322 hook_bool_const_tree_hwi_hwi_const_tree_true,
8323 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8324 hook_constcharptr_const_tree_null,
8325 hook_constcharptr_const_rtx_null,
8326 hook_constcharptr_const_tree_const_tree_null,
8327 hook_constcharptr_int_const_tree_null,
8328 hook_constcharptr_int_const_tree_const_tree_null): New.
8329 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8330 hook_bool_tree_hwi_hwi_tree_false,
8331 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8332 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8333 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8334 hook_constcharptr_int_tree_null,
8335 hook_constcharptr_int_tree_tree_null): Delete.
8336 (default_can_output_mi_thunk_no_vcall): Constify.
8337 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8338 hook_bool_tree_hwi_hwi_tree_false,
8339 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8340 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8341 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8342 hook_constcharptr_int_tree_null,
8343 hook_constcharptr_int_tree_tree_null): Delete.
8344 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8345 hook_bool_const_tree_hwi_hwi_const_tree_false,
8346 hook_bool_const_tree_hwi_hwi_const_tree_true,
8347 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8348 hook_constcharptr_const_tree_null,
8349 hook_constcharptr_const_rtx_null,
8350 hook_constcharptr_const_tree_const_tree_null,
8351 hook_constcharptr_int_const_tree_null,
8352 hook_constcharptr_int_const_tree_const_tree_null): New.
8353 (default_can_output_mi_thunk_no_vcall): Constify.
8354 * integrate.c (function_attribute_inlinable_p): Likewise.
8355 * integrate.h (function_attribute_inlinable_p): Likewise.
8356 * jump.c (rtx_renumbered_equal_p): Likewise.
8357 * output.h (decl_readonly_section, categorize_decl_for_section,
8358 default_use_anchors_for_symbol_p, default_binds_local_p,
8359 default_binds_local_p_1): Likewise.
8360 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8362 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8363 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8364 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8365 TARGET_COMP_TYPE_ATTRIBUTES,
8366 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8367 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8368 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8369 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8370 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8371 * target.h (can_output_mi_thunk, needs_block_p,
8372 first_cycle_multipass_dfa_lookahead_guard_spec,
8373 vector_alignment_reachable, comp_type_attributes,
8374 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8375 commutative_p, use_blocks_for_constant_p,
8376 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8377 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8378 invalid_within_doloop, valid_dllimport_attribute_p,
8379 split_complex_arg, invalid_arg_for_unprototyped_fn,
8380 invalid_conversion, invalid_unary_op, invalid_binary_op):
8382 * targhooks.c (default_invalid_within_doloop,
8383 hook_invalid_arg_for_unprototyped_fn,
8384 default_builtin_vector_alignment_reachable): Likewise.
8385 (hook_bool_rtx_commutative_p): Delete.
8386 (hook_bool_const_rtx_commutative_p): New.
8387 * targhooks.h (default_invalid_within_doloop,
8388 default_builtin_vector_alignment_reachable,
8389 hook_invalid_arg_for_unprototyped_fn): Constify.
8390 (hook_bool_rtx_commutative_p): Delete.
8391 (hook_bool_const_rtx_commutative_p): New.
8392 * varasm.c (bss_initializer_p, decl_default_tls_model,
8393 categorize_decl_for_section, decl_readonly_section,
8394 default_use_anchors_for_symbol_p, default_binds_local_p,
8395 default_binds_local_p_1): Constify.
8397 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8399 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8400 __NO_BUILTIN if -fno-builtin.
8402 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8404 * config/bfin/bfin.c (print_operand): Report error instead of
8405 ICE for wrong operand.
8407 2007-08-24 Michael Matz <matz@suse.de>
8409 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8411 2007-08-24 Richard Guenther <rguenther@suse.de>
8414 * tree-ssa.c (useless_type_conversion_p): Split into a
8415 recursive and a non-recursive part.
8416 (useless_type_conversion_p_1): New function.
8417 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8418 from maybe_fold_offset_to_reference is trivially convertible
8419 to the desired type before doing the simplification.
8421 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8423 * expr.c (store_expr): Optimize initialization of an array
8425 * expr.h (builtin_strncpy_read_str): New prototype.
8426 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8429 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8432 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8433 field when initializing if_info structure.
8435 2007-08-24 Richard Guenther <rguenther@suse.de>
8437 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8439 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8440 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8441 * tree-inline.c (inlinable_function_p): Fold in common parts of
8442 the cannot_inline_tree_fn langhook.
8443 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8444 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8445 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8446 cannot_inline_tree_fn langhook.
8447 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8448 cannot_inline_tree_fn member.
8450 2007-08-24 Richard Guenther <rguenther@suse.de>
8452 * expr.c (get_inner_reference): Do computation of bitoffset
8453 from offset in a way we can detect overflow reliably.
8455 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8457 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8459 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8461 * config/bfin/bfin.opt (mfast-fp): Add.
8462 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8463 libbffastfp override libgcc if -mfast-fp.
8464 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8465 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8466 (Blackfin Options): Document -mfast-fp.
8468 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8470 PR tree-optimization/32573
8472 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8473 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8474 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8475 (build_classic_dist_vector): Return false rather than true if
8476 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8477 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8478 returned false. Don't call save_dist_v before calling
8479 build_classic_dist_vector_1.
8480 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8481 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8482 DDR_DIR_VECTS vectors.
8484 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8486 * configure.ac (leb128): Modify sed statement to work with any
8487 binutils version string.
8488 * configure: Regenerate
8490 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8492 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8493 Wrap in RTX_CODE macro guard.
8494 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8495 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8496 arm_mark_dllimport, arm_pe_encode_section_info,
8497 arm_pe_unique_section): Use ISO-C function declarations.
8498 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8499 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8500 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8502 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8503 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8505 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8507 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8508 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8509 (register_move_cost): Use ISO-C function declarations.
8510 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8511 * config/score/score-protos.h (score_declare_object): Add
8513 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8515 * final.c (profile_function): Avoid empty if-bodies.
8518 * calls.c (must_pass_in_stack_var_size,
8519 must_pass_in_stack_var_size_or_pad): Constify.
8520 * config/alpha/alpha-protos.h (function_value): Likewise.
8521 * config/alpha/alpha.c (alpha_return_in_memory,
8522 alpha_pass_by_reference, function_value,
8523 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8524 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8526 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8527 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8528 TARGET_PROMOTE_PROTOTYPES): Likewise.
8529 * config/arm/arm-protos.h (arm_return_in_memory,
8530 arm_pad_arg_upward, arm_function_value): Likewise.
8531 * config/arm/arm.c (arm_pass_by_reference,
8532 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8533 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8534 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8536 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8537 * config/avr/avr-protos.h (avr_function_value): Likewise.
8538 * config/avr/avr.c (avr_return_in_memory,
8539 gas_output_limited_string, gas_output_ascii, avr_function_value,
8540 avr_return_in_memory): Likewise.
8541 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8542 * config/bfin/bfin.c (bfin_pass_by_reference,
8543 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8544 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8546 * config/cris/cris.c (cris_pass_by_reference,
8547 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8548 * config/crx/crx.c (crx_return_in_memory): Likewise.
8549 * config/darwin.c (function_base, machopic_function_base_name):
8551 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8552 TARGET_PROMOTE_PROTOTYPES): Likewise.
8553 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8554 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8555 * config/i386/i386-protos.h (ix86_return_in_memory,
8556 ix86_sol10_return_in_memory): Likewise.
8557 * config/i386/i386.c (ix86_function_value,
8558 ix86_function_sseregparm, ix86_must_pass_in_stack,
8559 type_natural_mode, classify_argument, examine_argument,
8560 construct_container, ix86_pass_by_reference, function_value_32,
8561 function_value_64, ix86_function_value_1, return_in_memory_32,
8562 return_in_memory_64, return_in_memory_ms_64,
8563 ix86_return_in_memory, ix86_sol10_return_in_memory,
8564 TARGET_PROMOTE_PROTOTYPES): Likewise.
8565 * config/ia64/ia64-protos.h (ia64_function_value,
8566 ia64_hpux_function_arg_padding): Likewise.
8567 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8568 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8569 ia64_hpux_function_arg_padding): Likewise.
8570 * config/iq2000/iq2000-protos.h (function_arg,
8571 iq2000_function_value): Likewise.
8572 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8573 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8574 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8575 function_arg, iq2000_function_value): Likewise.
8576 * config/m32c/m32c-protos.h (m32c_function_value,
8577 m32c_promote_function_return): Likewise.
8578 * config/m32c/m32c.c (m32c_pass_by_reference,
8579 m32c_promote_prototypes, m32c_promote_function_return,
8580 m32c_function_value): Likewise.
8581 * config/m32r/m32r.c (m32r_return_in_memory,
8582 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8583 m32r_in_small_data_p): Likewise.
8584 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8586 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8587 m68hc11_function_arg_padding): Likewise.
8588 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8589 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8590 m68k_function_value): Likewise.
8591 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8592 mcore_function_value): Likewise.
8593 * config/mcore/mcore.c (handle_structs_in_regs,
8594 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8595 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8596 mcore_num_arg_regs, mcore_function_value): Likewise.
8597 * config/mips/mips-protos.h (mips_pad_arg_upward,
8598 mips_function_value): Likewise.
8599 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8600 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8601 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8602 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8603 mips_function_value): Likewise.
8604 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8606 * config/mmix/mmix.c (mmix_pass_by_reference,
8607 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8608 mmix_encode_section_info): Likewise.
8609 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8611 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8612 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8613 mn10300_function_value): Likewise.
8614 * config/mt/mt-protos.h (mt_function_value): Likewise.
8615 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8616 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8617 * config/pa/pa-protos.h (function_arg_padding, function_value,
8618 pa_return_in_memory): Likewise.
8619 * config/pa/pa.c (pa_pass_by_reference,
8620 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8621 function_arg_padding, function_value, pa_return_in_memory):
8623 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8624 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8625 function_arg_padding): Likewise.
8626 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8627 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8628 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8629 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8630 function_arg_padding, altivec_expand_dst_builtin,
8631 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8632 altivec_init_builtins, rs6000_common_init_builtins,
8633 rs6000_function_value): Likewise.
8634 * s390/s390-protos.h (s390_function_value): Likewise.
8635 * config/s390/s390.c (s390_function_arg_size,
8636 s390_pass_by_reference, s390_return_in_memory,
8637 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8638 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8639 * config/score/score-protos.h (score_function_value): Likewise.
8640 * config/score/score.c (score_arg_partial_bytes,
8641 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8642 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8643 score_pass_by_reference, score_add_offset, score_function_value):
8645 * config/sh/sh-protos.h (sh_attr_renesas_p,
8646 sh_promote_prototypes): Likewise.
8647 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8648 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8649 sh_attr_renesas_p): Likewise.
8650 * config/sparc/sparc-protos.h (function_value,
8651 function_arg_padding): Likewise.
8652 * config/sparc/sparc.c (sparc_promote_prototypes,
8653 sparc_return_in_memory, sparc_pass_by_reference,
8654 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8655 function_arg_record_value_2, function_arg_record_value_1,
8656 function_arg_record_value, function_arg_record_value,
8657 function_arg_padding, function_value): Likewise.
8658 * config/spu/spu-protos.h (spu_function_value): Likewise.
8659 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8660 spu_function_value): Likewise.
8661 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8663 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8664 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8665 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8667 * config/v850/v850.c (v850_return_in_memory,
8668 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8669 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8670 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8671 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8672 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8674 * explow.c (promote_mode, hard_function_value): Likewise.
8675 * expr.h (hard_function_value, promote_mode): Likewise.
8676 * function.c (aggregate_value_p): Likewise.
8677 * hooks.c (hook_bool_const_tree_true): New.
8678 * hooks.h (hook_bool_const_tree_true): New.
8679 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8680 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8681 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8682 TARGET_RETURN_IN_MSB): Likewise.
8683 * target.h (promote_function_args, promote_function_return,
8684 promote_prototypes, return_in_memory, return_in_msb,
8685 pass_by_reference, must_pass_in_stack, callee_copies,
8686 function_value): Likewise.
8687 * targhooks.c (default_return_in_memory,
8688 hook_pass_by_reference_must_pass_in_stack,
8689 hook_callee_copies_named,
8690 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8691 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8692 default_function_value): Likewise.
8693 * targhooks.h (default_return_in_memory,
8694 hook_pass_by_reference_must_pass_in_stack,
8695 hook_callee_copies_named,
8696 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8697 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8698 default_function_value): Likewise.
8699 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8700 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8701 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8702 * tree.c (needs_to_live_in_memory): Likewise.
8703 * tree.h (struct tree_type, needs_to_live_in_memory,
8704 aggregate_value_p, must_pass_in_stack_var_size,
8705 must_pass_in_stack_var_size_or_pad): Likewise.
8706 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8707 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8708 lookup_filename): Likewise.
8710 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8713 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8714 fake fcomi i387 instruction for !TARGET_CMOVE.
8715 (ix86_expand_branch): Expand natural sequence with one jump for
8716 all targets, not only TARGET_CMOVE.
8717 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8718 pattern to implement fake fcomi sequence. Split instruction after
8719 reload to correct compare sequences.
8720 (*cmpfp_xf_cc): Ditto.
8721 (*cmpfp_<mode>_cc): Ditto.
8722 (*cmpfp_u_cc): Ditto.
8723 (*cmpfp_<mode>_cc): Ditto.
8725 2007-08-23 Richard Guenther <rguenther@suse.de>
8727 * tree-pretty-print.c (dump_generic_node): Annotate
8728 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8730 2007-08-23 Richard Guenther <rguenther@suse.de>
8732 * builtins.c (expand_builtin_mathfn): Wrap argument in
8733 save_expr directly instead of re-building the call.
8734 (expand_builtin_mathfn_2): Likewise.
8735 (expand_builtin_mathfn_3): Likewise.
8736 (expand_builtin_interclass_mathfn): Likewise.
8737 (expand_builtin_int_roundingfn): Set arg.
8738 (expand_builtin_int_roundingfn_2): Likewise.
8740 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8742 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8743 *sse_nand<mode>3, *sse_xor<mode>3): New.
8745 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8747 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8748 * config/i386/i386.c (print_operand): Handle ';' code. Output
8749 semicolon for TARGET_MACHO.
8750 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8751 emit semicolon after 'lock' prefix.
8752 (sync_double_compare_and_swap<mode>): Ditto.
8753 (*sync_double_compare_and_swapdi_pic): Ditto.
8754 (*sync_compare_and_swap_cc<mode>): Ditto.
8755 (sync_double_compare_and_swap_cc<mode>): Ditto.
8756 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8757 (sync_old_add<mode>): Ditto.
8758 (sync_add<mode>): Ditto.
8759 (sync_sub<mode>): Ditto.
8760 (sync_ior<mode>): Ditto.
8761 (sync_and<mode>): Ditto.
8762 (sync_xor<mode>): Ditto.
8764 2007-08-22 Chao-ying Fu <fu@mips.com>
8766 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8768 (copy_rtx): Handle CONST_FIXED.
8769 (rtx_equal_p): Likewise.
8770 * rtl.h (fixed_value.h): New include.
8771 (rtx_def): Add a new field of fixed_value to u.
8772 (XCNMPFV): Define for accessing fixed_value.
8773 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8775 * rtl.def (CONST_FIXED): New constant.
8776 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8777 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8778 US_ASHIFT): New codes.
8779 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8780 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8781 unsigned_fract_convert, unsigned_sat_fract): Document them.
8782 * varasm.c (assemble_integer): Extend to support fixed-point constants
8783 by using different machine classes.
8784 (decode_addr_const): Handle FIXED_CST.
8785 (const_hash_1): Likewise.
8786 (compare_constant): Likewise.
8787 (copy_constant): Likewise.
8788 (const_rtx_hash_1): Handle CONST_FIXED.
8789 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8790 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8792 (initializer_constant_valid_p): Handle FIXED_CST.
8793 (output_constant): Support FIXED_POINT_TYPE.
8794 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8795 * cse.c (hash_rtx): Support CONST_FIXED.
8796 (exp_equiv_p): Likewise.
8797 (cannon_reg): Likewise.
8798 (fold_rtx): Likewise.
8799 (equiv_constant): Likewise.
8800 (cse_process_notes_1): Likewise.
8801 (count_reg_usage): Likewise.
8802 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8803 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8804 (wrap_constant): Check CONST_FIXED.
8805 (cselib_hash_rtx): Support CONST_FIXED.
8806 (cselib_subst_to_values): Likewise.
8807 * df-scan.c (df_uses_record): Likewise.
8808 * gcse.c (want_to_gcse_p): Likewise.
8809 (oprs_unchanged_p): Likewise.
8810 (oprs_not_set_p): Likewise.
8811 (compute_transp): Likewise.
8812 (extract_mentioned_regs_helper): Likewise.
8813 * genemit.c (gen_exp): Likewise.
8814 * local-alloc.c (equiv_init_varies_p): Likewise.
8815 (contains_replace_regs): Likewise.
8816 (memref_referenced_p): Likewise.
8817 * loop-invariant.c (check_maybe_invariant): Likewise.
8818 (hash_invariant_expr_1): Likewise.
8819 (invariant_expr_equal_p): Likewise.
8820 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8821 * regclass.c (reg_scan_mark_refs): Likewise.
8822 * regrename.c (scan_rtx): Likewise.
8823 * resource.c (mark_referenced_resources): Likewise.
8824 (mark_set_resources): Likewise.
8825 * rtlanal.c (rtx_unstable_p): Likewise.
8826 (rtx_varies_p): Likewise.
8827 (count_occurrences): Likewise.
8828 (reg_mentioned_p): Likewise.
8829 (modified_between_p): Likewise.
8830 (modified_in_p): Likewise.
8831 (volatile_insn_p): Likewise.
8832 (volatile_refs_p): Likewise.
8833 (side_effects_p): Likewise.
8834 (may_trap_p_1): Likewise.
8835 (inequality_comparisons_p): Likewise.
8836 (computed_jump_p_1): Likewise.
8837 (commutative_operand_precedence): Likewise.
8838 * sched-deps.c (sched_analyze_2): Likewise.
8839 * sched-vis.c (print_value): Likewise.
8840 * reload.c (operands_match_p): Likewise.
8841 (subst_reg_equivs): Likewise.
8842 * reload1.c (eliminate_regs_1): Likewise.
8843 (elimination_effects): Likewise.
8844 (scan_paradoxical_subregs): Likewise.
8845 * alias.c (rtx_equal_for_memref_p): Likewise.
8846 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8847 * emit-rtl.c (const_fixed_htab): New hash table.
8848 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8850 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8851 const_fixed_from_fixed_value): New functions.
8852 (verify_rtx_sharing): Handle CONST_FIXED.
8853 (copy_rtx_if_shared_1): Likewise.
8854 (reset_used_flags): Likewise.
8855 (set_used_flags): Likewise.
8856 (copy_insn_1): Likewise.
8857 (init_emit_once): Create const_fixed_htab.
8858 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8860 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8862 PR tree-optimization/32949
8863 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8864 before failing for ivs with non-constant step.
8866 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8868 * doc/md.texi (Iterators): Renamed from Macros. All contents
8869 changed to reflect rename of respectively define_code_macro and
8870 define_mode_macro to define_code_iterator and define_mode_iterator.
8871 (Mode Iterators, Code Iterators): Similar.
8872 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8873 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8874 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8875 (initialize_iterators, find_iterator, check_code_iterator)
8876 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8877 (read_mapping, read_rtx_1): Similar.
8878 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8879 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8880 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8881 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8882 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8883 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8884 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8885 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8886 config/rs6000/sync.md, config/rs6000/rs6000.md,
8887 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8888 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8889 config/vax/vax.md, config/bfin/bfin.md: Similar.
8891 2007-08-22 David Daney <ddaney@avtrex.com>
8893 * doc/install.texi (Testing): Mention testing on a simulator.
8895 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8897 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8899 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8900 and rearrange floating point conversion functions into different
8903 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8905 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8906 dfa_post_advance_cycle): New scheduler hooks.
8907 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8908 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8910 (TARGET_SCHED): Use them.
8911 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8912 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8913 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8915 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8916 function to facilitate debugging.
8917 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8918 (output_insn_has_dfa_reservation_p): New static function to output
8919 insn_has_dfa_reservation_p ().
8920 (write_automata): Use it.
8921 * genattr.c (main): Output declaration for
8922 insn_has_dfa_reservation_p ().
8924 2007-08-22 Christian Bruel <christian.bruel@st.com>
8925 Richard Guenther <rguenther@suse.de>
8927 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8928 * simplify_rtx (simplify_binary_operation_1): Likewise.
8930 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8932 PR rtl-optimization/32557
8933 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8934 of REGNO (mws->mw_reg).
8936 2007-08-22 Richard Guenther <rguenther@suse.de>
8939 * builtins.c (expand_builtin_int_roundingfn): Replace call
8940 argument wrapped with SAVE_EXPR directly.
8941 (expand_builtin_int_roundingfn_2): Likewise.
8943 2007-08-22 Richard Guenther <rguenther@suse.de>
8945 * tree-inline.c (inlinable_function_p): Restore disregarding
8946 inline limits for GNU extern inline functions.
8948 2007-08-22 Richard Guenther <rguenther@suse.de>
8951 * tree.c (host_integerp): Treat sizetype as signed as it is
8954 2007-08-21 Ian Lance Taylor <iant@google.com>
8956 PR tree-optimization/33134
8957 * tree-vrp.c (adjust_range_with_scev): Call
8958 set_value_range_to_value.
8960 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8962 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8965 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8967 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8970 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8972 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8973 cases to set eight bytes at a time.
8974 (expand_block_move): Likewise.
8976 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8979 * dwarf2out.c (gen_decl_die): Don't call
8980 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8982 2007-08-21 Paul Brook <paul@codesourcery.com>
8983 Nathan Sidwell <nathan@codesourcery.com>
8984 Mark Mitchell <mark@codesourcery.com>
8985 Joseph Myers <joseph@codesourcery.com>
8987 * configure.ac: Add --with-pkgversion and --with-bugurl.
8988 * configure: Regenerate.
8989 * doc/install.texi: Document them.
8990 * version.c (version_string): Remove VERSUFFIX.
8991 (VERSUFFIX): Remove.
8992 (pkgversion_string): New.
8993 (bug_report_url): Do not hard-code initializer.
8994 * version.h (pkgversion_string): Declare.
8995 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8997 (version.o): Define PKGVERSION and BUGURL.
8998 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8999 (%.pod): Define BUGURL.
9000 * gcc.c (process_command, main): Use pkgversion_string.
9001 * toplev.c (compile_file, print_version): Likewise.
9002 * protoize.c (main): Likewise.
9003 * gcov.c (print_version): Likewise. Update copyright date.
9004 * gcov-dump.c (print_version): Likewise. Update copyright date.
9005 * mips-tdump.c (main): Likewise. Update copyright date.
9006 * mips-tfile.c (main): Likewise. Update copyright date.
9007 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9008 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9009 shorten description.
9010 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9011 * doc/gccint.texi: Likewise.
9012 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9013 Update copyright date.
9015 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9017 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9018 (ix86_expand_strlensi_unroll_1): Ditto.
9019 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9020 (ix86_expand_carry_flag_compare): Update comment.
9022 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9025 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9026 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9028 2007-08-21 Richard Guenther <rguenther@suse.de>
9030 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9032 2007-08-21 Richard Guenther <rguenther@suse.de>
9035 * fold-const.c (fold_binary): Remove index +p PTR folding.
9036 Fix types of POINTER_PLUS_EXPR generated by folding of
9039 2007-08-20 Chao-ying Fu <fu@mips.com>
9041 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9042 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9043 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9044 (c_common_fixed_point_type_for_size): Declare.
9045 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9046 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9047 (c_token_starts_declspecs): Likewise.
9048 (c_parser_declspecs): Likewise.
9049 (c_parser_attributes): Likewise.
9050 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9051 (c_declspecs): Add saturating_p.
9052 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9053 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9054 _Sat. Handle RID_SAT.
9055 Avoid using void, bool, char, int, float, double, _Decimal32,
9056 _Decimal64, _Decimal128, and complex with _Sat.
9057 Handle RID_FRACT and RID_ACCUM.
9058 Make sure _Sat is used with _Fract or _Accum.
9059 (finish_declspecs): Handle cts_fract and cts_accum.
9060 * c-common.c (fixed-value.h): New include.
9061 (constant_expression_warning): Handle FIXED_CST.
9062 (overflow_warning): Likewise.
9063 (warnings_for_convert_and_check): Likewise.
9064 (c_common_fixed_point_type_for_size): New.
9065 (c_common_type_for_mode): Handle fixed-point modes to
9066 return various saturating/non-saturating, signed/unsigned types.
9067 (c_common_signed_or_unsigned_type): Support fixed-point types.
9068 (shorten_compare): Check fixed-point zero.
9069 Handle FIXED_POINT_TYPE.
9070 (c_common_truthvalue_conversion): Handle FIXED_CST.
9071 Handle FIXED_POINT_TYPE.
9072 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9074 (handle_mode_attribute): Handle fixed-point modes. Need to check
9075 if the signness of base type and fixed-point modes are consistent.
9076 (handle_vector_size_attribute): Handle fixed-point modes.
9077 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9078 (warn_for_div_by_zero): Check fixed-point zero.
9079 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9080 a common fixed-point type based on fbit, ibit, sign, and saturation.
9081 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9082 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9083 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9084 (convert_for_assignment): Support FIXED_POINT_TYPE.
9085 (digest_init): Handle FIXED_POINT_TYPE.
9086 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9087 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9088 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9089 GE_EXPR, LT_EXPR, GT_EXPR.
9090 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9091 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9092 * target.h (gcc_target): Add fixed_point_supported_p.
9093 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9094 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9095 (default_fixed_point_supported_p): Define.
9096 * targhooks.h (default_fixed_point_supported_p): Declare.
9097 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9098 * doc/install.texi (Configuration): Add --enable-fixed-point.
9099 * configure.ac (--enable-fixed-point): New to enable fixed-point
9100 arithmetic extension to C. For mips targets, we enable it by default.
9101 * configure, config.in: Regenerate.
9103 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9105 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9107 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9109 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9110 DWARF2_DEBUGGING_INFO.
9111 (cold_text_section_used): Same.
9112 (cold_text_section): Same.
9114 2007-08-20 Richard Guenther <rguenther@suse.de>
9116 * c-typeck.c (convert_for_assignment): Use the type of
9117 the member for the initialization.
9119 2007-08-20 Richard Guenther <rguenther@suse.de>
9121 * c-objc-common.c (c_disregard_inline_limits): Remove.
9122 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9123 * cgraphunit.c (cgraph_process_new_functions): Call
9124 disregard_inline_limits_p.
9125 (cgraph_preserve_function_body_p): Likewise.
9126 * ipa-inline.c (compute_inline_parameters): Likewise.
9127 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9129 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9130 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9131 disregard_inline_limits langhook.
9132 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9134 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9135 disregard_inline_limits langhook.
9136 * tree-inline.c (disregard_inline_limits_p): New function.
9137 * tree-inline.h (disregard_inline_limits_p): Declare.
9139 2007-08-20 Richard Guenther <rguenther@suse.de>
9141 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9142 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9143 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9144 auto_var_in_fn_p langhook.
9145 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9147 * tree.c (auto_var_in_fn_p): ... here.
9148 (find_var_from_fn): Call auto_var_in_fn_p directly.
9149 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9150 auto_var_in_fn_p langhook.
9151 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9152 (copy_body_r): Likewise.
9153 (self_inlining_addr_expr): Likewise.
9154 * tree.h (auto_var_in_fn_p): Declare.
9156 2007-08-20 Richard Guenther <rguenther@suse.de>
9158 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9159 (walk_type_fields): Take lh parameter.
9160 (walk_tree): Rename to ...
9161 (walk_tree_1): ... this. Do not call the walk_subtrees
9162 langhook but the now passed callback. Pass lh on recursion.
9163 (walk_tree_without_duplicates): Rename to ...
9164 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9165 and call walk_tree_1.
9166 * tree.h (walk_tree_lh): New typedef.
9167 (walk_tree_1): Declare.
9168 (walk_tree_without_duplicates_1): Likewise.
9169 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9170 (walk_tree_without_duplicates): New define to
9171 walk_tree_without_duplicates_1 with NULL lh parameter.
9172 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9173 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9175 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9176 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9177 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9180 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9183 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9184 code in front of the compacting of basic blocks.
9185 Move the folding of statements inbetween the cgraph checking
9186 and compacting of basic blocks.
9188 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9189 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9192 * config/alpha/alpha.c (va_list_skip_additions): Check for
9193 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9194 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9195 PLUS_EXPR when checking ap.__base.
9196 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9197 when doing addition on pointer types. Use size_int instead of
9199 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9200 ptr_type in the second operand.
9202 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9205 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9207 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9210 * cfgexpand.c (expand_one_register_var): Mark pointer
9211 DECL_ARTIFICIAL as REG_POINTER also.
9212 * stmt.c (expand_decl): Likewise.
9214 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9221 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9222 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9223 on_worklist argument and avoid adding things to worklist multiple
9225 (add_to_worklist): Ditto.
9226 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9227 single SFT is clobbered.
9228 (set_initial_properties): Ditto.
9229 (compute_call_clobbered): Update for changes to function
9231 (create_overlap_variables_for): Always create SFT for offset 0.
9232 (create_structure_vars): Handle PHI's, since we are in SSA form at
9234 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9235 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9237 (add_vars_for_offset): Figure out aliases from access + points-to.
9238 (add_virtual_operand): Use add_vars-for_offset.
9239 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9240 (add_call_clobber_ops): Remove makes_clobbering_call set.
9241 (get_expr_operands): Always pass through the INDIRECT_REF
9243 * tree-ssa-structalias.c (struct constraint_graph): Remove
9245 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9246 address_taken, pt_used, number_incoming.
9247 (FIRST_ADDR_NODE): Removed.
9248 (merge_graph_nodes): Remove broken code for the moment.
9249 (init_graph): New function.
9250 (build_pred_graph): Remove code to init_graph.
9251 Add location equivalence support.
9252 (struct scc_info): Rename roots to deleted.
9254 (init_scc_info): Ditto
9255 (init_topo_info): Use graph->size.
9256 (compute_topo_order): Ditto.
9257 (do_da_constraint): Removed.
9258 (do_sd_constraint): Remove calls to find().
9259 set_union_with_increment should always get 0 as last arg here.
9260 (do_complex_constraint): Replace do_da_constraint with assert.
9262 (struct equiv_class_label): New.
9263 (pointer_equiv_class_table): Ditto.
9264 (location_equiv_class_table): Ditto.
9265 (equiv_class_label_hash): Ditto.
9266 (equiv_class_label_eq): Ditto
9267 (equiv_class_lookup): Ditto.
9268 (equiv_class_ladd): Ditto.
9269 (pointer_equiv_class): Ditto.
9270 (location_equiv_class): Ditto.
9271 (condense_visit): Rename and rewrite from label_visit to do only
9272 SCC related stuff for HU.
9273 (label_visit): Do HU work for HU.
9274 (perform_var_substitution): Update to do HU and location
9276 (free_var_substitution_info): Update to free HU and location
9277 equivalence structures. */
9278 (find_equivalent_node): Update for pointer but not location
9280 (unite_pointer_equivalences): New function.
9281 (move_complex_constraints): Rewrite to only do moving.
9282 (rewrite_constraints): Split out of move_complex_constraints.
9283 (solve_graph): Use graph->size.
9284 (process_constraint_1): Add from_call argument, use it.
9285 Split *a = &b into two constraints.
9286 (process_constraint): Use new process_constraint_1.
9287 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9288 (get_constraint_for): Handle non-pointer integers properly.
9289 Remove code that used to handle structures.
9290 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9291 with unknown addends.
9292 (handle_rhs_call): New function.
9293 (find_func_aliases): Use handle_rhs_call.
9294 (set_uids_in_ptset): Add an assert.
9295 (set_used_smts): Fix bug in not considering unified vars.
9296 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9297 (compute_points_to_sets): Update for other function changes.
9298 (delete_points_to_sets): Ditto.
9299 (ipa_pta_execute): Ditto.
9300 (pass_ipa_pta): We need to update SSA after ipa_pta.
9302 2007-08-19 Jan Hubicka <jh@suse.cz>
9304 * i386.md: Replace "rim" and "mri" constraints by "g".
9306 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9308 * dwarf2out.c (text_section_used, cold_text_section_used,
9309 cold_text_section, dwarf2out_note_section_used): New.
9310 (dwarf2out_init): Initialize cold_text_section.
9311 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9312 dwarf2out_note_section_used.
9313 (size_of_aranges): Only count entry for text section if it was
9314 used. Count entry for cold text section if it was used.
9315 (output_aranges): Only output entries for text section and cold
9316 text section if they were used.
9318 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9320 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9322 (debug_generic_stmt): Likewise.
9323 (debug_tree_chain): Likewise.
9325 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9327 * tree-data-refs.c (split_constant_offset): Expose.
9328 * tree-data-refs.h (split_constant_offset): Add declaration.
9330 * tree-vectorizer.h (dr_alignment_support): Renamed
9331 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9332 Added a new value dr_explicit_realign.
9333 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9334 dr_offset, dr_step, and dr_aligned_to, along with new access
9335 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9336 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9337 STMT_VINFO_DR_ALIGNED_TO.
9339 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9341 In case of outer-loop vectorization with non-fixed misalignment - use
9342 the dr_explicit_realign scheme instead of the optimized realignment
9344 (new_stmt_vec_info): Initialize new fields.
9346 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9347 'nested_in_vect_loop' case. Change verbosity level.
9348 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9349 Don't fail on zero step in the outer-loop for loads.
9350 (vect_analyze_data_refs): Call split_constant_offset to calculate
9351 base, offset and init relative to the outer-loop.
9353 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9354 BSI function argument with a new function argument - at_loop.
9355 Simplify the condition that determines STEP. Takes additional argument
9356 INV_P. Support outer-loop vectorization (handle the
9357 nested_in_vect_loop case), including zero step in the outer-loop. Call
9358 vect_create_addr_base_for_vector_ref with additional argument.
9359 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9360 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9361 Fixed and simplified calculation of step.
9362 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9363 of bsi, and with additional argument. Call bump_vector_ptr with
9364 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9365 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9366 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9367 when the realignment setup needs to take place inside the loop.
9368 Support the dr_explicit_realign scheme. Allow generating the optimized
9369 realignment scheme for outer-loop vectorization. Added documentation.
9370 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9371 the 'nested_in_vect_loop' case, including loads that are invariant in
9372 the outer-loop and the realignment schemes. Handle the case when the
9373 realignment setup needs to take place inside the loop. Call
9374 vect_setup_realignment with additional arguments. Call
9375 vect_create_data_ref_ptr with additional argument and with loop instead
9376 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9377 (vect_gen_niters_for_prolog_loop): Call
9378 vect_create_addr_base_for_vector_ref with additional arguments.
9379 (vect_create_cond_for_align_checks): Likewise.
9380 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9381 scheme: takes additional argument bump; argument ptr_incr is now
9382 optional; updated documentation.
9383 (vect_init_vector): Takes additional argument (bsi). Use it, if
9384 available, to insert the vector initialization.
9385 (get_initial_def_for_induction): Pass additional argument in call to
9387 (vect_get_vec_def_for_operand): Likewise.
9388 (vect_setup_realignment): Likewise.
9389 (vectorizable_load): Likewise.
9391 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9393 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9394 as argument instead of struct loop.
9395 (nested_in_vect_loop_p): New function.
9396 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9398 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9399 from other phis in the loop.
9400 (destroy_loop_vec_info): Add additional argument to declaration.
9402 * tree-vectorizer.c (supportable_widening_operation): Also check if
9403 nested_in_vect_loop_p (don't allow changing the order in this case).
9404 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9405 of struct loop. Call nested_in_vect_loop_p and don't require
9406 flag_unsafe_math_optimizations if it returns true.
9407 (new_stmt_vec_info): When setting def_type for phis differentiate
9408 loop-header phis from other phis.
9409 (bb_in_loop_p): New function.
9410 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9411 just update their loop_vinfo. Order of BB traversal now matters -
9412 call dfs_enumerate_from with bb_in_loop_p.
9413 (destroy_loop_vec_info): Takes additional argument to control whether
9414 stmt_vinfo of the loop stmts should be destroyed as well.
9415 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9416 reduction stmt to be defines by a non loop-header phi.
9417 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9419 * tree-vect-transform.c (vectorizable_reduction): Call
9420 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9421 (vectorizable_call): Likewise.
9422 (vectorizable_conversion): Likewise.
9423 (vectorizable_operation): Likewise.
9424 (vectorizable_type_promotion): Likewise.
9425 (vectorizable_type_demotion): Likewise.
9426 (vectorizable_store): Likewise.
9427 (vectorizable_live_operation): Likewise.
9428 (vectorizable_reduction): Likewise. Also pass loop_info to
9429 vect_is_simple_reduction instead of loop.
9430 (vect_init_vector): Call nested_in_vect_loop_p.
9431 (get_initial_def_for_reduction): Likewise.
9432 (vect_create_epilog_for_reduction): Likewise.
9433 (vect_init_vector): Check which loop to work with, in case there's an
9435 (get_initial_def_for_inducion): Extend to handle outer-loop
9436 vectorization. Fix indentation.
9437 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9438 In the case vect_induction_def get the vector def from the induction
9439 phi node, instead of calling get_initial_def_for_inducion.
9440 (get_initial_def_for_reduction): Extend to handle outer-loop
9442 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9444 (vect_transform_loop): Change assert to just skip this case. Add a
9446 (vect_finish_stmt_generation): Add a couple asserts.
9448 (vect_estimate_min_profitable_iters): Multiply
9449 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9451 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9452 this is an inner-loop reduction in outer-loop vectorization.
9454 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9455 Same code as what used to be vect_analyze_scalar_cycles, only with
9456 additional argument loop, and loop_info passed to
9457 vect_is_simple_reduction instead of loop.
9458 (vect_analyze_scalar_cycles): Code factored out into
9459 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9460 Updated documentation.
9461 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9462 outer-loop vectorization that are live or not used in the outerloop,
9463 cause this requires special handling.
9464 (vect_enhance_data_refs_alignment): Don't consider versioning for
9466 (vect_analyze_data_refs): Check that there are no datarefs in the
9468 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9469 and vect_used_in_outer_by_reduction cases.
9470 (process_use): Also consider the case of outer-loop stmt defining an
9471 inner-loop stmt and vice versa.
9472 (vect_analyze_loop_1): New function.
9473 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9474 loops. Call vect_analyze_loop_1.
9475 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9476 been vectorized. Call destroy_loop_vec_info with additional argument.
9478 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9479 in the inner-loop when doing outer-loop vectorization. Add
9480 documentation and printout.
9481 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9482 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9484 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9486 * tree-affine.h (print_aff): New prototype.
9487 (debug_aff): Likewise.
9488 * tree-affine.c (print_aff): New function.
9489 (debug_aff): Likewise.
9491 2007-08-18 Paul Brook <paul@codesourcery.com>
9492 Joseph Myers <joseph@codesourcery.com>
9494 * common.opt (-fdebug-prefix-map=): New option.
9495 * opts.c: Include debug.h.
9496 (common_handle_option): Handle -fdebug-prefix-map.
9497 * final.c: Include ggc.h.
9498 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9499 remap_debug_filename): New.
9500 * Makefile.in (final.o, opts.o): Update dependencies.
9501 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9502 * configure.ac: Check for assembler --debug-prefix-map support.
9503 * configure, config.in: Regenerate.
9504 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9505 (ASM_DEBUG_SPEC): Include ASM_MAP.
9506 * doc/install.texi (--with-debug-prefix-map): Document.
9507 * doc/invoke.texi (-fdebug-prefix-map): Document.
9508 * dbxout.c (dbxout_init, dbxout_start_source_file,
9509 dbxout_source_file): Call remap_debug_filename.
9510 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9511 dwarf2out_start_source_file, dwarf2out_finish): Call
9512 remap_debug_filename.
9513 (file_table_relative_p): Do not check d->emitted_number.
9514 * toplev.c (output_file_directive): Call remap_debug_filename.
9515 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9516 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9518 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9520 * loop-invariant.c (find_invariants_to_move): Add missing macro
9523 2007-08-17 Tom Tromey <tromey@redhat.com>
9525 * tree.h (struct tree_label_decl): Removed old "java" fields.
9527 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9528 Nigel Stephens <nigel@mips.com>
9530 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9531 Treat -mno-data-in-code and -mcode-xonly as aliases for
9532 -mcode-readable=no and -mcode-readable=pcrel respectively.
9533 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9534 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9535 (MULTILIB_DIRNAMES): Update accordingly.
9537 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9539 * Makefile.in (version.o): Depend on $(REVISION) only if
9540 REVISION_s is defined.
9542 2007-08-17 Sa Liu <saliu@de.ibm.com>
9543 Ulrich Weigand <uweigand@de.ibm.com>
9546 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9547 use build_qualified_type to retain qualifiers of the base type.
9549 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9551 * config/score/score.md : Update pattern tablejump.
9552 * config/score/score.c : Update score_initialize_trampoline
9554 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9555 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9556 * doc/contrib.texi: Add my entry.
9558 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9560 * Makefile.in (REVISION): New.
9563 (version.o): Also depend on $(REVISION). Add
9564 -DREVISION=$(REVISION_s).
9566 * version.c (version_string): Add REVISION.
9568 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9570 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9571 of GOTO that's relocated to a different block.
9573 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9575 * c-common.c (const_strip_array_types): New.
9576 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9577 (const_strip_array_types): New.
9578 * c-objc-common.c (c_disregard_inline_limits,
9579 c_warn_unused_global_decl): Constify.
9580 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9581 c_vla_type_p, c_incomplete_type_error): Likewise.
9582 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9583 * hooks.c (hook_bool_const_tree_false): New.
9584 * hooks.h (hook_bool_const_tree_false): Likewise.
9585 * langhooks-def.h (lhd_warn_unused_global_decl,
9586 lhd_incomplete_type_error, lhd_expr_size,
9587 lhd_tree_inlining_disregard_inline_limits,
9588 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9589 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9590 * langhooks.c (lhd_warn_unused_global_decl,
9591 lhd_incomplete_type_error,
9592 lhd_tree_inlining_disregard_inline_limits,
9593 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9594 lhd_expr_size): Likewise.
9595 * langhooks.h (lang_hooks_for_tree_inlining,
9596 lang_hooks_for_tree_dump, lang_hooks_for_types,
9597 lang_hooks_for_decls, lang_hooks): Likewise.
9598 * pointer-set.c (pointer_set_t, pointer_set_create,
9599 pointer_set_contains, insert_aux, pointer_set_insert,
9600 pointer_set_traverse, pointer_map_t, pointer_map_create,
9601 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9603 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9604 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9605 pointer_map_traverse): Likewise.
9606 * predict.c (assert_is_empty): Likewise.
9607 * tree-affine.c (free_name_expansion): Likewise.
9608 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9609 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9610 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9612 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9614 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9616 (destroy_loop_vec_info): Add call to VEC_free.
9617 * tree-vectorizer.h (may_alias_ddrs): Define.
9618 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9619 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9620 Change reporting to dump.
9621 (vect_is_duplicate_ddr): New.
9622 (vect_mark_for_runtime_alias_test): New.
9623 (vect_analyze_data_ref_dependences) Add call to
9624 vect_mark_for_runtime_alias_test.
9625 (vect_enhance_data_refs_alignment): Define local variable
9626 vect_versioning_for_alias_required, don't perform
9627 peeling for alignment if versioning for alias is
9629 (vect_enhance_data_refs_alignment): Use
9630 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9631 PARAM_VECT_MAX_VERSION_CHECKS.
9632 * tree-vect-transform.c
9633 (vect_create_cond_for_alias_checks): New.
9634 (vect_transform_loop): Add call to
9635 vect_create_cond_for_alias_checks.
9636 (vect_vfa_segment_size): New.
9637 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9639 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9641 (vect-max-version-for-alignment-checks): Document.
9642 (vect-max-version-for-alias-checks): Document.
9643 (vect-max-version-checks): Remove.
9645 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9647 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9648 the same line as the instruction for all asm dialects.
9649 (*rep_movsi): Ditto.
9650 (*rep_movsi_rex64): Ditto.
9651 (*rep_movqi): Ditto.
9652 (*rep_movqi_rex64): Ditto.
9653 (*rep_stosdi_rex64): Ditto.
9654 (*rep_stossi): Ditto.
9655 (*rep_stossi_rex64): Ditto.
9656 (*rep_stosqi): Ditto.
9657 (*rep_stosqi_rex64): Ditto.
9658 (*cmpstrnqi_nz_1): Ditto.
9659 (*cmpstrnqi_nz_rex_1): Ditto.
9660 (*cmpstrnqi_1): Ditto.
9661 (*cmpstrnqi_rex_1): Ditto.
9662 (*strlenqi_1): Ditto.
9663 (*strlenqi_rex_1): Ditto.
9664 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9665 prefix on the same line as the instruction for all asm dialects.
9666 (sync_double_compare_and_swap<mode>): Ditto.
9667 (*sync_double_compare_and_swapdi_pic): Ditto.
9668 (*sync_compare_and_swap_cc<mode>): Ditto.
9669 (sync_double_compare_and_swap_cc<mode>): Ditto.
9670 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9671 (sync_old_add<mode>): Ditto.
9672 (sync_add<mode>): Ditto.
9673 (sync_sub<mode>): Ditto.
9674 (sync_ior<mode>): Ditto.
9675 (sync_and<mode>): Ditto.
9676 (sync_xor<mode>): Ditto.
9678 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9681 * reload.c (find_reloads): Check that the memory returned by
9682 find_reloads_toplev was not the result of forcing a constant
9684 (find_reloads_toplev): Always use simplify_gen_subreg to get
9685 the subreg of a constant. If the result is also a constant,
9686 but not a legitimate one, force it into the constant pool
9687 and reload its address.
9689 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9691 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9694 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9696 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9697 directive for the current vector ABI.
9699 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9702 * caller-save.c (reg_save_code): Set invalide status on restore code.
9704 2007-08-15 Diego Novillo <dnovillo@google.com>
9706 * tree-ssa-alias.c (compute_memory_partitions): Use
9707 alias_bitmap_obstack to allocate bitmaps.
9708 (reset_alias_info): Factor out of init_alias_info.
9709 Mark all name tags not associated to an SSA name for renaming.
9710 (init_alias_info): Call it.
9711 (create_name_tags): Tidy. Add comments.
9712 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9714 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9716 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9717 scheduler dependencies.
9719 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9721 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9723 (*iorsi_1_zext): Likewise.
9724 (*iorsi_1_zext_imm): Likewise.
9725 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9726 with "rm"/"xm" constraint.
9727 (sse2_vmsqrtv2df2): Likewise.
9729 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9732 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9735 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9737 * tree-pass.h (PROP_pta): Removed.
9738 (TODO_rebuild_alias): New.
9739 (pass_may_alias): Removed.
9740 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9741 aliasing if we changed something.
9742 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9744 (pass_may_alias): Removed.
9745 (create_structure_vars): Return TODO_rebuild_alias.
9746 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9747 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9749 (tree_sra_early): We never affect aliasing right now.
9750 * tree-flow.h (compute_may_aliases): New prototype.
9751 * passes.c: Remove pass_may_alias from the passes.
9752 (execute_function_todo): Support TODO_rebuild_alias.
9754 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9756 * i386.c: (legitimize_address): Move dllimported variable check
9757 infront of legitimizing pic address of CONST symbols.
9759 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9761 PR tree-optimization/32941
9762 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9763 (goto_queue_cmp): Remove.
9764 (find_goto_replacement): Change search method.
9765 (maybe_record_in_goto_queue): Add assert.
9766 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9767 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9769 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9771 * alias.c (component_uses_parent_alias_set): Constify.
9772 * alias.h (component_uses_parent_alias_set): Likewise.
9773 * cfgrtl.c (print_rtl_with_bb): Likewise.
9774 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9775 mpz_get_double_int): Likewise.
9776 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9777 mpz_get_double_int): Likewise.
9778 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9779 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9781 * expr.h (safe_from_p): Likewise.
9782 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9784 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9785 zero_sized_type, goa_lhs_expr_p): Likewise.
9786 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9787 * rtl.h (print_rtl_with_bb): Likewise.
9788 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9789 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9790 * tree-flow-inline.h (bb_stmt_list): Constify.
9791 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9793 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9794 const_first_stmt, const_last_stmt): New.
9795 (block_may_fallthru, empty_block_p): Constify.
9796 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9797 EXPR_ONLY_BODY): New.
9798 (expr_first, expr_last, expr_only): Use macro for body.
9799 (const_expr_first, const_expr_last, const_expr_only): New.
9800 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9801 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9802 ctsi_prev, ctsi_stmt): New.
9803 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9804 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9805 * tree-ssa-loop-niter.c (loop_only_exit_p,
9806 derive_constant_upper_bound): Likewise.
9807 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9808 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9809 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9810 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9811 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9812 * tree.c (get_type_static_bounds): Likewise.
9813 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9814 (get_type_static_bounds): Constify.
9816 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9819 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9820 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9821 (*<addsub><mode>3_cc_overflow): New.
9822 (*add<mode>3_cconly_overflow): New.
9823 (*sub<mode>3_cconly_overflow): New.
9824 (*<addsub>si3_zext_cc_overflow): New.
9825 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9826 CCCmode for LTU, GTU, LEU and GEU.
9827 (ix86_comparison_operator): Likewise.
9828 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9829 * config/i386/i386.c (put_condition_code): Support CCCmode.
9830 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9831 or MINUS expressions.
9833 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9836 * c-typeck.c (build_binary_op): Disallow vector float types with
9837 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9839 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9841 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9842 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9843 (dep_def): New typedef.
9844 (init_dep_1, sd_debug_dep): Declare functions.
9845 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9846 (debug_dep_links): Remove.
9847 (struct _deps_list): New field 'n_links'.
9848 (DEPS_LIST_N_LINKS): New macro.
9849 (FOR_EACH_DEP_LINK): Remove.
9850 (create_deps_list, free_deps_list, delete_deps_list): Remove
9852 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9853 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9854 (copy_deps_list_change_con, move_dep_link): Ditto.
9855 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9856 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9858 (INSN_BACK_DEPS): Remove.
9859 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9861 (INSN_DEP_COUNT): Remove.
9862 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9863 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9864 Declare global variables.
9865 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9866 (add_forw_dep, compute_forward_dependences): Remove declarations.
9867 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9868 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9869 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9871 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9873 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9874 (sd_list_types_def): New typedef.
9875 (sd_next_list): Declare function.
9876 (struct _sd_iterator): New type.
9877 (sd_iterator_def): New typedef.
9878 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9880 (FOR_EACH_DEP): New cycle wrapper.
9881 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9883 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9884 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9887 * sched-deps.c (init_dep_1): Make global.
9888 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9890 (dump_dep): New static function.
9891 (dump_dep_flags): New static variable.
9892 (sd_debug_dep): New function.
9893 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9895 (move_dep_link): Use remove_from_deps_list (), instead of
9897 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9898 (dep_link_is_detached_p): New static function.
9899 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9901 (dn_pool, dl_pool): New alloc_pools.
9902 (dn_pool_diff, dl_pool_diff): New static variables.
9903 (create_dep_node, delete_dep_node): New static function.
9904 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9905 (deps_list_empty_p): Make it static. Use 'n_links' field.
9906 (deps_pools_are_empty_p): New static function.
9907 (alloc_deps_list, delete_deps_list): Remove.
9908 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9909 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9910 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9911 (forward_dependency_cache): Remove.
9912 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9913 'back' from the names. Change signature to use dep_t instead of
9915 (add_back_dep): Ditto. Make global.
9916 (check_dep_status): Rename to check_dep ().
9917 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9919 (sd_finish_insn): Ditto.
9920 (sd_find_dep_between_no_cache): New static function.
9921 (sd_find_dep_between): New function.
9922 (ask_dependency_caches, set_dependency_caches): New static functions.
9923 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9924 (add_or_update_dep_1): Separate pieces of functionality into
9925 ask_dependency_caches (), update_dependency_caches (),
9926 change_spec_dep_to_hard (), update_dep ().
9927 (get_back_and_forw_lists): New static function.
9928 (sd_add_dep): Separate setting of dependency caches into
9929 set_dependency_caches ().
9930 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9932 (sd_delete_dep): Ditto.
9933 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9934 (dump_lists): New static function.
9935 (sd_debug_lists): New debug function.
9936 (delete_all_dependences, fixup_sched_groups): Update to use
9937 sd_* infrastructure.
9938 (sched_analyze_2): Create data-speculative dependency only if
9939 data-speculation is enabled.
9940 (sched_analyze_insn): If insn cannot be speculative, make all its
9941 dependencies non-speculative.
9942 (sched_analyze): Use sd_init_insn ().
9943 (add_forw_dep, compute_forward_dependencies): Remove.
9944 (delete_dep_nodes_in_back_deps): New static function.
9945 (sched_free_deps): New function.
9946 (init_dependency_caches): Init alloc_pools.
9947 (extend_depedency_caches): Update after removing of
9948 forward_dependency_cache.
9949 (free_dependency_caches): Ditto. Free alloc_pools.
9950 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9951 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9953 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9954 (add_dependence): Use init_dep ().
9955 (get_dep_weak_1): New static function.
9956 (get_dep_weak): Move logic to get_dep_weak_1 ().
9957 (dump_ds): New static function moved from haifa-sched.c:
9958 debug_spec_status ().
9959 (debug_ds): New debug function.
9960 (check_dep_status): Rename to check_dep (). Update to check whole
9963 * haifa-sched.c (spec_info): Make global.
9964 (added_recovery_block_p): Rename to
9965 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9966 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9967 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9968 to use new interfaces.
9969 (ok_for_early_queue_removal): Ditto.
9970 (schedule_block): Initialize logical uids of insns emitted by the
9972 (sched_init): Initialize new variable.
9973 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9975 (extend_global): Initialize insn data.
9976 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9977 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9979 (add_to_speculative_block): Update to use new interfaces.
9980 (create_recovery_block): Set new variables.
9981 (create_check_block_twin, fix_recovery_deps): Update to use new
9983 (sched_insn_is_legitimate_for_speculation_p): New function.
9984 (speculate_insn): Move checking logic to
9985 sched_insn_is_legitimate_for_speculation_p ().
9986 (sched_remove_insn): Finalize sched-deps information of instruction.
9987 (clear_priorities, add_jump_dependencies): Update to use new
9989 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9991 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9992 to use new interfaces.
9993 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9994 (new_ready): Try to use control speculation only if it is available.
9995 (add_branch_dependences): Update to use new interfaces.
9996 (compute_block_backward_dependences): Rename to
9997 compute_block_dependences (). Call
9998 targetm.sched.dependencies_evaluation_hook ().
9999 (free_block_dependencies): New static function.
10000 (debug_dependencies): Update to use new interfaces.
10001 (schedule_region): Remove separate computation of forward dependencies.
10002 Move call of targetm.sched.dependencies_evaluation_hook () to
10003 compute_block_dependences (). Free dependencies at the end of
10004 scheduling the region.
10006 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10008 (add_deps_for_risky_insns): Ditto.
10009 (schedule_ebb): Remove separate computation of forward dependencies.
10010 Free dependencies at the end of scheduling the ebb.
10012 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10013 (build_intra_loop_deps): Ditto. Remove separate computation of
10014 forward dependencies. Free sched-deps dependencies.
10016 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10017 to use new interfaces.
10018 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10020 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10022 (is_costly_group): Ditto.
10024 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10026 * alias.c (rtx_equal_for_memref_p): Constify.
10027 * basic-block.h (const_edge, const_basic_block): New.
10028 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10029 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10030 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10031 probably_never_executed_bb_p, edge_probability_reliable_p,
10032 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10033 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10035 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10036 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10038 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10039 flow_nodes_print, dfs_enumerate_from): Likewise.
10040 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10041 control_flow_insn_p, count_basic_blocks): Likewise.
10042 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10043 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10044 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10045 average_num_loop_insns, loop_exit_edge_p,
10046 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10047 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10048 average_num_loop_insns, seq_cost): Likewise.
10049 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10050 * dominance.c (dominated_by_p): Likewise.
10051 * emit-rtl.c (validate_subreg): Likewise.
10052 * except.c (can_throw_internal, can_throw_external): Likewise.
10053 * except.h (can_throw_internal, can_throw_external): Likewise.
10054 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10055 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10056 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10057 simple_mem, store_ops_ok, load_kills_store, find_loads,
10058 store_killed_in_insn, store_killed_after, store_killed_before,
10059 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10061 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10062 noce_mem_write_may_trap_or_fault_p): Likewise.
10063 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10065 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10067 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10068 probably_cold_bb_p, probably_never_executed_bb_p,
10069 edge_probability_reliable_p, br_prob_note_reliable_p,
10070 can_predict_insn_p): Likewise.
10071 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10072 * resource.c (return_insn_p): Likewise.
10073 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10075 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10076 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10077 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10078 verify_gimple_modify_stmt): Likewise.
10079 * tree-chrec.c (is_not_constant_evolution,
10080 is_multivariate_chrec_rec, is_multivariate_chrec,
10081 chrec_contains_symbols, chrec_contains_undetermined,
10082 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10083 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10084 eq_evolutions_p, scev_direction): Likewise.
10085 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10086 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10087 chrec_contains_symbols_defined_in_loop,
10088 chrec_contains_undetermined, tree_contains_chrecs,
10089 evolution_function_is_affine_multivariate_p,
10090 evolution_function_is_univariate_p, chrec_zerop,
10091 evolution_function_is_constant_p, evolution_function_is_affine_p,
10092 evolution_function_is_affine_or_constant_p,
10093 tree_does_not_contain_chrecs, chrec_type): Likewise.
10094 * tree-data-ref.c (tree_fold_divides_p,
10095 object_address_invariant_in_loop_p, dr_may_alias_p,
10096 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10097 same_access_functions, constant_access_functions,
10098 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10100 * tree-flow.h (scev_direction): Likewise.
10101 * tree-gimple.c (is_gimple_stmt): Likewise.
10102 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10104 * tree-pretty-print.c (op_prio): Likewise.
10105 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10106 analyzable_condition, backedge_phi_arg_p): Likewise.
10107 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10108 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10109 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10112 2007-08-13 Dan Hipschman <dsh@google.com>
10115 * c-format.c (check_format_arg): Move check for zero-length
10116 format strings below the check for unterminated strings.
10118 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10121 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10124 2007-08-13 Nick Clifton <nickc@redhat.com>
10126 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10128 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10131 * c-format.c (gcc_gfc_length_specs): New array.
10132 (gcc_gfc_char_table): Add unsigned specifier, and references to
10133 the l length modifier.
10134 (format_types_orig): Use the new gcc_gfc_length_specs.
10136 2007-08-12 Sa Liu <saliu@de.ibm.com>
10138 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10139 and with REG_RETVAL note after split.
10141 2007-08-11 David Daney <ddaney@avtrex.com>
10143 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10144 as ATTRIBUTE_UNUSED.
10146 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10147 Segher Boessenkool <segher@kernel.crashing.org>
10149 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10150 HAVE_LOCAL_CPU_DETECT not defined.
10152 2007-08-11 Jan Hubicka <jh@suse.cz>
10154 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10155 (cgraph_process_new_functions): Honor previous value of
10156 disregard_inline_limits.
10157 * ipa-inline.c (compute_inline_parameters): Likewise.
10159 2007-08-11 Ian Lance Taylor <iant@google.com>
10161 * alias.h (alias_set_type): Define new type.
10162 (ALIAS_SET_MEMORY_BARRIER): Use it.
10163 * rtl.h: Include alias.h.
10164 (struct mem_attrs): Use alias_set_type.
10165 * tree.h: Include alias.h
10166 (struct tree_type): Use alias_set_type.
10167 (struct tree_struct_field_tag): Likewise.
10168 (struct tree_decl_common): Likewise.
10169 * alias.c (struct alias_set_entry): Use alias_set_type.
10170 (get_alias_set_entry, alias_set_subset_of): Likewise.
10171 (alias_sets_conflict_p): Likewise.
10172 (alias_sets_must_conflict_p): Likewise.
10173 (objects_must_conflict_p): Likewise.
10174 (get_alias_set, new_alias_set): Likewise.
10175 (record_alias_subset, record_component_aliases): Likewise.
10176 (varargs_set, frame_set): Change to alias_set_type.
10177 (get_varargs_alias_set): Use alias_set_type.
10178 (get_frame_alias_set): Likewise.
10179 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10180 * dse.c (struct store_info): Use alias_set_type.
10181 (struct read_info, struct clear_alias_mode_holder): Likewise.
10182 (clear_alias_set_lookup, canon_address): Likewise.
10183 (record_store, check_mem_read_rtx): Likewise.
10184 (dse_record_singleton_alias_set): Likewise.
10185 (dse_invalidate_singleton_alias_set): Likewise.
10186 * emit-rtl.c (get_mem_attrs): Likewise.
10187 (set_mem_attributes_minus_bitpos): Likewise.
10188 (set_mem_alias_set): Likewise.
10189 * expr.c (store_constructor_field, store_field): Likewise.
10190 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10191 * langhooks.c (lhd_get_alias_set): Likewise.
10192 * langhooks-def.h (lhd_get_alias_set): Likewise.
10193 * reload1.c (alter_reg): Likewise.
10194 * tree-flow.h (struct fieldoff): Likewise.
10195 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10196 (may_alias_p, get_smt_for, create_sft): Likewise.
10197 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10198 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10199 (merge_smts_into): Likewise.
10200 * varasm.c (const_alias_set): Likewise.
10201 * c-common.c (strict_aliasing_warning): Likewise.
10202 (c_common_get_alias_set): Likewise.
10203 * dse.h (dse_record_singleton_alias_set): Update declaration.
10204 (dse_invalidate_singleton_alias_set): Likewise.
10205 * emit-rtl.h (set_mem_alias_set): Likewise.
10206 * c-common.h (c_common_get_alias_set): Likewise.
10207 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10208 * print-tree.c (print_node): Likewise.
10209 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10211 (alpha_setup_incoming_varargs): Use alias_set_type.
10212 * config/i386/i386.c (setup_incoming_varargs_64): Use
10214 (setup_incoming_varargs_ms_64): Likewise.
10215 (ix86_GOT_alias_set): Likewise.
10216 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10217 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10218 (set): Change to alias_set_type.
10219 (get_TOC_alias_set): Use alias_set_type.
10220 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10222 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10223 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10225 (struct_value_alias_set): Likewise.
10226 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10228 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10230 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10231 * config/vxworks.h (TARGET_VXWORKS): Override.
10232 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10233 "mips" if TARGET_VXWORKS.
10235 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10237 * calls.c (avoid_likely_spilled_reg): New function.
10238 (expand_call): Use it.
10240 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10242 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10244 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10246 * config/mips/predicates.md (const_call_insn_operand): Invoke
10247 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10249 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10252 * config/rs6000/driver-rs6000.c: Include link.h.
10253 Use ElfW instead of wordsize-specif typedef.
10255 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10257 * system.h (CONST_CAST): New.
10258 * c-decl.c (c_make_fname_decl): Use it.
10259 * c-lex.c (cb_ident, lex_string): Likewise.
10260 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10261 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10262 give_switch, set_multilib_dir): Likewise.
10263 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10264 * passes.c (execute_one_pass): Likewise.
10265 * prefix.c (update_path): Likewise.
10266 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10267 * tree.c (build_string): Likewise.
10269 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10271 * tree-flow-inline.h (is_exec_stmt): Remove.
10272 (is_label_stmt): Remove.
10273 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10276 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10278 * lower-subreg.c (resolve_shift_zext): Don't adjust
10279 src_reg_num for wordmode operands.
10281 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10282 David Ung <davidu@mips.com>
10284 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10285 (TARGET_SCHED_REORDER2): Define.
10286 (mips_maybe_swap_ready): New.
10287 (mips_last_74k_agen_insn): New.
10288 (mips_74k_agen_init): New.
10289 (mips_74k_agen_reorder): New function to group loads and stores
10290 in the ready queue.
10291 (mips_sched_init): New.
10292 (mips_sched_reorder): Don't do initialization here. Call
10293 mips_74k_agen_reorder.
10294 (mips_variable_issue): Call mips_74k_agen_init.
10296 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10298 * tree-flow-inline.h (get_filename): Remove.
10300 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10302 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10304 (mips_fetch_insns): Delete in favor of...
10305 (mips_load_store_insns): ...this new function.
10306 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10307 to say whether multiword moves _might_ be split.
10308 (mips_fetch_insns): Delete in favor of...
10309 (mips_load_store_insns): ...this new function.
10310 (mips_rtx_costs): Update the call to mips_address_insns.
10311 (mips_address_cost): Likewise.
10312 * config/mips/mips.md (length): Use mips_load_store_insns instead
10313 of mips_fetch_insns.
10314 * config/mips/constraints.md (R): Use mips_address_insns rather
10315 than mips_fetch_insns. Assume that the move never needs to be split.
10317 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10319 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10320 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10321 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10322 * config/mips/mips.h (mips16_hard_float): Delete.
10323 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10324 definitions, and replace with....
10325 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10326 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10327 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10328 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10329 (override_options): Replace MASK_SOFT_FLOAT references with
10330 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10331 and mips16_hard_float when TARGET_MIPS16.
10333 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10336 * c-typeck.c (build_binary_op): Check for non pointer types before
10337 calling int_fits_type_p.
10339 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10341 PR middle-end/32813
10342 * fold-const.c (omit_one_operand): Return only the ommitted expression
10343 if the result is an empty statement.
10344 (pedantic_omit_one_operand): Likewise.
10346 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10348 * c-typeck.c (readonly_error): Improve error for assignment.
10350 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10352 (pp_c_expression): Ditto.
10354 2007-08-09 Simon Baldwin <simonb@google.com>
10356 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10357 break that was preventing simplify_associative_operation() for xor.
10359 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10360 Nigel Stephens <nigel@mips.com>
10362 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10363 Document change in interpretation of value from boolean to
10365 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10366 ffs and ctz using clz.
10367 (expand_unop): Call them.
10368 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10370 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10371 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10372 enable the new ffs expansion on this target.
10374 2007-08-09 Jan Hubicka <jh@suse.cz>
10376 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10377 (expand_ternary_op): Likewise.
10378 (expand_vec_shift_expr): Likewise.
10379 (expand_binop_directly): Likewise.
10380 (expand_binop): Likewise.
10381 (sign_expand_binop): Likewise.
10382 (expand_twoval_unop): Likewise.
10383 (expand_twoval_binop): Likewise.
10384 (expand_twoval_binop_libfunc): Likewise.
10385 (widen_clz): Likewise.
10386 (widen_bswap): Likewise.
10387 (expand_parity): Likewise.
10388 (expand_unop): Likewise.
10389 (expand_abs_nojump): Likewise.
10390 (expand_copysign): Likewise.
10391 (emit_no_conflict_block): Likewise.
10392 (emit_libcall_block): Likewise.
10393 (can_compare_p): Likewise.
10394 (prepare_cmp_insn): Likewise.
10395 (emit_cmp_and_jump_insn_1): Likewise.
10396 (prepare_float_lib_cmp): Likewise.
10397 (emit_conditional_add): Likewise.
10398 (gen_add2_insn): Likewise.
10399 (have_add2_insn): Likewise.
10400 (gen_sub2_insn): Likewise.
10401 (have_sub2_insn): Likewise.
10402 (can_extend_p): Likewise.
10403 (can_fix_p): Likewise.
10404 (can_float_p): Likewise.
10405 (expand_float): Likewise.
10406 (expand_fix): Likewise.
10407 (expand_sfix_optab): Likewise.
10408 (new_optab): Likewise.
10409 (new_convert_optab): Likewise.
10410 (init_libfuncs): Likewise.
10411 (init_interclass_conv_libfuncs): Likewise.
10412 (init_intraclass_conv_libfuncs): Likewise.
10413 (set_conv_libfunc): Likewise.
10414 (init_optabs): Likewise.
10415 (debug_optab_libfuncs): Likewise.
10416 (gen_cond_trap): Likewise.
10417 * optabs.h (optab_handler, convert_optab_hanlder): New.
10418 * genopinit.c: Update optabs generation table.
10419 * reload.c (find_reloads_address_1): Use optabs accestors.
10420 * builtins.c (expand_builtin_mathfn): Likewise.
10421 (expand_builtin_mathfn_2): Likewise.
10422 (expand_builtin_mathfn_3): Likewise.
10423 (expand_builtin_interclass_mathfn): Likewise.
10424 (expand_builtin_sincos): Likewise.
10425 (expand_builtin_cexpi): Likewise.
10426 (expand_builtin_powi): Likewise.
10427 (expand_builtin_strlen): Likewise.
10428 * dojump.c (do_jump): Likewise.
10429 * expr.c (convert_move): Likewise.
10430 (move_by_pieces): Likewise.
10431 (move_by_pieces_ninsns): Likewise.
10432 (can_store_by_pieces): Likewise.
10433 (store_by_pieces_1): Likewise.
10434 (emit_move_via_integer): Likewise.
10435 (emit_move_complex): Likewise.
10436 (emit_move_ccmode): Likewise.
10437 (emit_move_insn_1): Likewise.
10438 (emit_single_push_insn): Likewise.
10439 (store_constructor): Likewise.
10440 (expand_expr_real_1): Likewise.
10441 (do_store_flag): Likewise.
10442 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10443 (enumerate_modes): Likewise.
10444 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10445 (supportable_widening_operation): Likewise.
10446 (supportable_narrowing_operation): Likewise.
10447 * expmed.c (store_bit_field_1): Likewise.
10448 (extract_bit_field_1): Likewise.
10449 (expand_mult_highpart_optab): Likewise.
10450 (expand_smod_pow2): Likewise.
10451 (expand_divmod): Likewise.
10452 (emit_store_flag): Likewise.
10453 * tree-vect-patterns.c
10454 (vect_pattern_recog_1): Likewise.
10455 * tree-ssa-loop-prefetch.c
10456 (nontemporal_store_p): Likewise.
10457 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10458 (vect_create_epilog_for_reduction): Likewise.
10459 (vectorizable_reduction): Likewise.
10460 (vectorizable_operation): Likewise.
10461 (vect_strided_store_supported): Likewise.
10462 (vectorizable_store): Likewise.
10463 (vect_strided_load_supported): Likewise.
10464 (vectorizable_load): Likewise.
10465 * combine.c (simplify_comparison): Likewise.
10466 * tree-vect-generic.c
10467 (type_for_widest_vector_mode): Likewise.
10468 (expand_vector_operations_1): Likewise.
10469 * config/spu/spu.c (spu_expand_mov): Likewise.
10470 (spu_emit_vector_compare): Likewise.
10471 * config/rs6000/rs6000.c
10472 (rs6000_emit_vector_compare): Likewise.
10473 * stmt.c (add_case_node): Likewise.
10474 * reload1.c (gen_reload):
10476 2007-08-09 Michael Matz <matz@suse.de>
10478 * tree.h (fixed_zerop): Declare as taking a const_tree.
10479 * tree.c (fixed_zerop): Take a const_tree.
10481 2007-08-09 Ira Rosen <irar@il.ibm.com>
10483 * tree-vect-transform.c (vectorizable_store): Remove call to
10484 copy_virtual_operands() and call mark_symbols_for_renaming() for
10485 the created vector store.
10486 (vect_setup_realignment): Don't call copy_virtual_operands() and
10487 update_vuses_to_preheader().
10488 (vectorizable_load): Don't call copy_virtual_operands().
10489 (update_vuses_to_preheader): Remove.
10491 2007-08-08 Chao-ying Fu <fu@mips.com>
10493 * tree.def (FIXED_POINT_TYPE): New type.
10494 (FIXED_CST): New constant.
10495 (FIXED_CONVERT_EXPR): New expr.
10496 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10497 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10498 * tree.h (struct tree_base): Add saturating_flag.
10499 Remove one bit of spare for saturating_flag.
10500 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10501 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10502 FIXED_POINT_TYPE_P): Define.
10503 (TYPE_SATURATING): Define.
10504 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10505 (struct tree_fixed_cst): New.
10506 (TYPE_IBIT, TYPE_FBIT): Define.
10507 (tree_node): Add fixed_cst.
10508 (enum tree_index): Add new enumeration values of
10509 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10510 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10511 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10512 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10513 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10514 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10515 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10516 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10517 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10518 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10519 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10520 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10521 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10522 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10523 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10524 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10525 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10526 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10527 (sat_short_fract_type_node, sat_fract_type_node,
10528 sat_long_fract_type_node, sat_long_long_fract_type_node,
10529 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10530 sat_unsigned_long_fract_type_node,
10531 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10532 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10533 unsigned_short_fract_type_node, unsigned_fract_type_node,
10534 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10535 sat_short_accum_type_node, sat_accum_type_node,
10536 sat_long_accum_type_node, sat_long_long_accum_type_node,
10537 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10538 sat_unsigned_long_accum_type_node,
10539 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10540 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10541 unsigned_short_accum_type_node, unsigned_accum_type_node,
10542 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10543 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10544 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10545 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10546 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10547 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10548 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10549 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10550 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10551 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10552 sat_uda_type_node, sat_uta_type_node): New macro.
10553 (make_fract_type, make_accum_type): Declare.
10554 (make_signed_fract_type, make_unsigned_fract_type,
10555 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10556 make_signed_accum_type, make_unsigned_accum_type,
10557 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10558 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10559 make_or_reuse_sat_signed_fract_type,
10560 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10561 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10562 make_or_reuse_sat_unsigned_accum_type): New macro.
10563 (fixed_zerop): Declare.
10564 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10565 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10566 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10567 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10568 * treestruct.def: Add TS_FIXED_CST.
10569 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10570 (tree.o): Likewise.
10571 (tree-dump.o): Likewise.
10572 (print-tree.o): Likewise.
10573 (tree-pretty-print.o): Likewise.
10574 (fold-const.o): Likewise.
10575 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10576 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10577 (is_gimple_min_invariant): Handle FIXED_CST.
10578 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10579 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10580 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10581 (layout_type): Handle FIXED_POINT_TYPE.
10582 (make_fract_type, make_accum_type): New functions.
10583 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10584 * tree-dump.c (fixed-value.h): New include.
10585 (dump_fixed): New function.
10586 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10587 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10588 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10589 * tree-pretty-print.c (fixed-value.h): New include.
10590 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10591 FIXED_CONVERT_EXPR.
10592 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10593 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10594 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10595 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10596 for non-saturating fixed-point types.
10597 (reassociate_bb): Likewise.
10598 * emit-rtl.c (fixed-value.h): New include.
10599 (fconst0, fconst1): New array.
10600 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10601 * tree-vect-generic.c expand_vector_operation): Support
10602 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10603 MODE_VECTOR_UACCUM.
10604 (type_for_widest_vector_mode): Add one parameter for the
10606 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10608 Pass the satp parameter to type_for_mode for fixed-point types.
10609 (expand_vector_operations_1): Pass the saturating flag to
10610 type_for_widest_vector_mode.
10611 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10612 and MODE_VECTOR_UACCUM.
10613 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10614 (vectorizable_condition): Likewise.
10615 * tree.c (fixed-value.h): New include.
10616 (tree_code_size): Support FIXED_CST.
10617 (build_fixed): New function.
10618 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10619 (fixed_zerop): New function.
10620 (tree_node_structure): Support FIXED_CST.
10621 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10622 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10623 (type_hash_eq): Handle FIXED_POINT_TYPE.
10624 (simple_cst_equal): Support FIXED_CST.
10625 (iterative_hash_expr): Handle FIXED_CST.
10626 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10627 (get_narrower): Likewise.
10628 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10629 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10630 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10631 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10633 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10634 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10635 (initializer_zerop): Support FIXED_CST.
10636 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10637 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10638 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10639 (is_base_type): Handle FIXED_POINT_TYPE.
10640 (add_type_attribute): Handle FIXED_POINT_TYPE.
10641 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10642 * print-tree.c (fixed-value.h): New include.
10643 (print_node_brief): Support FIXED_CST.
10644 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10645 * c-pretty-print.c (fixed-value.h): New include.
10646 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10647 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10648 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10649 Support fixed-point types for inner items in VECTOR_TYPE.
10650 (pp_c_direct_declarator): Likewise.
10651 (pp_c_declarator): Likewise.
10652 (pp_c_fixed_constant): New function.
10653 (pp_c_constant): Handle FIXED_CST.
10654 (pp_c_primary_expression): Likewise.
10655 (pp_c_expression): Likewise.
10656 * fold-const.c (fixed-value.h): New include.
10657 (negate_expr_p): Return true for FIXED_CST.
10658 (fold_negate_expr): Support FIXED_CST.
10659 (split_tree): Support FIXED_CST.
10660 (const_binop): Support FIXED_CST.
10661 (fold_convert_const_int_from_fixed): New function to convert from
10663 (fold_convert_const_real_from_fixed): New function to convert from
10665 (fold_convert_const_fixed_from_fixed): New function to convert from
10666 fixed to another fixed.
10667 (fold_convert_const_fixed_from_int): New function to convert from
10669 (fold_convert_const_fixed_from_real): New function to convert from
10671 (fold_convert_const): Support conversions from fixed to int, from
10672 fixed to real, from fixed to fixed, from int to fixed, and from real
10674 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10675 (operand_equal_p): Support FIXED_CST.
10676 (make_range): For fixed-point modes, we need to pass the
10677 saturating flag as the 2nd parameter.
10678 (tree_swap_operands_p): Handle FIXED_CST.
10679 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10681 (fold_unary): Support FIXED_CONVERT_EXPR.
10682 (fold_binary): Handle FIXED_CST.
10683 Make sure the type is not saturating, before associating operations.
10684 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10685 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10686 (fold_negate_const): Support FIXED_CST.
10687 (fold_relational_const): Support FIXED_CST.
10688 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10689 (gimplify_expr): Handle FIXED_CST.
10690 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10691 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10692 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10693 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10694 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10695 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10696 LONG_LONG_ACCUM_TYPE_SIZE.
10697 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10698 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10699 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10700 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10701 MODE_ACCUM, and MODE_UACCUM.
10702 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10703 fixed-point types to disable reduction.
10704 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10706 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10708 * config/rs6000/x-rs6000: New file.
10709 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10710 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10711 (EXTRA_SPEC_FUNCTIONS): Define.
10712 (HAVE_LOCAL_CPU_DETECT): Define.
10713 (CC1_CPU_SPEC): Define.
10714 * config/rs6000/driver-rs6000.c: New file.
10715 * config/rs6000/aix.h (CC1_SPEC): Define.
10716 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10717 * config.host: Add x-rs6000 to host_xmake_file if host and target
10718 are rs6000 or powerpc.
10720 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10722 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10724 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10725 Sandra Loosemore <sandra@codesourcery.com>
10726 Chao-ying Fu <fu@mips.com>
10727 Nigel Stephens <nigel@mips.com>
10728 David Ung <davidu@mips.com>
10730 * doc/invoke.texi (-mcode-readable): Document.
10731 * config/mips/mips.opt (mcode-readable): New option.
10732 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10733 * config/mips/mips.h (mips_code_readable_setting): New enum.
10734 (mips_code_readable): Declare.
10735 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10736 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10737 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10738 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10739 boiler-plate comments.
10740 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10741 * config/mips/mips.c (mips_code_readable): New variable.
10742 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10743 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10744 context and -mcode-readable setting to restrict the use of
10745 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10746 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10747 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10748 (mips_blocks_for_constant_p): Only return false for
10749 TARGET_MIPS16_PCREL_LOADS.
10750 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10751 for MIPS16. Handle SYMBOL_32_HIGH.
10752 (mips_const_insns): Allow HIGHs for MIPS16 too.
10753 (mips_unspec_address_offset): New function, split out from...
10754 (mips_unspec_address): ...here.
10755 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10756 16-bit symbolic constants. Assert approropiate conditions for
10757 using the "la" and "dla" macros.
10758 (mips_handle_option): Handle -mcode-readable=.
10759 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10760 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10761 (mips_strip_unspec_address): New function, split out from...
10762 (print_operand_reloc): ...here.
10763 (print_operand): Pass constants through mips_strip_unspec_address.
10764 (print_operand_address): Likewise.
10765 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10766 (mips_select_rtx_section): Remove MIPS16 handling.
10767 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10768 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10769 (mips16_lay_out_constants): Do nothing unless
10770 TARGET_MIPS16_PCREL_LOADS.
10771 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10772 * config/mips/mips.md: Split HIGHs for MIPS16.
10773 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10775 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10777 * config/mips/mips-protos.h (mips_emit_move): Declare.
10778 * config/mips/mips.c (mips_emit_move): New function.
10779 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10780 (mips_legitimize_const_move): Likewise.
10781 (mips_legitimize_move): Likewise.
10782 (mips_split_64bit_move): Likewise.
10783 (mips_restore_gp): Likewise.
10784 (mips_load_call_address): Likewise.
10785 (mips_emit_fcc_reload): Likewise.
10786 (mips_set_return_address): Likewise.
10787 (mips_block_move_straight): Likewise.
10788 (mips_block_move_loop): Likewise.
10789 (mips_setup_incoming_varargs): Likewise.
10790 (mips_save_reg): Likewise.
10791 (mips_expand_prologue): Likewise.
10792 (mips_restore_reg): Likewise.
10793 (mips_expand_epilogue): Likewise.
10794 (mips_output_mi_thunk): Likewise.
10795 (build_mips16_call_stub): Likewise.
10796 (mips_builtin_branch_and_move): Likewise.
10797 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10798 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10799 (fixuns_truncdfdi2): Likewise.
10800 (fixuns_truncsfsi2): Likewise.
10801 (fixuns_truncsfdi2): Likewise.
10802 (loadgp_absolute): Likewise.
10803 (builtin_setjmp_setup): Likewise.
10804 (builtin_longjmp): Likewise.
10805 (untyped_call): Likewise.
10807 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10809 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10810 an "rtx *" argument. Return a bool.
10811 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10812 values and return true if they can be split. Take the same kind of
10813 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10814 and store the lo_sum there if nonnull. Use the symbol type to
10815 determine whether a $gp or HIGH is needed.
10816 (mips_legitimize_address): Update call to mips_split_symbol and
10817 simplify accordingly.
10818 (mips_legitimize_const_move): Likewise.
10819 * config/mips/mips.md: In the combine define_split,
10820 check mips_split_symbol instead of splittable_symbolic_operand.
10821 Update use of mips_split_symbol in the generator code.
10822 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10824 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10826 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10827 (mips_symbol_insns_1): New function, split out from...
10828 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10829 and stores separately from load addresses.
10830 (mips_classify_address): Replace uses of mips_symbolic_address_p
10831 with uses of mips_symbol_insns.
10832 (mips_address_insns): Update calls to mips_symbol_insns.
10833 (mips_const_insns): Likewise.
10834 (mips_legitimize_address): Likewise.
10836 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10838 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10839 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10840 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10841 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10842 non-call contexts if TARGET_MIPS16.
10843 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10844 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10845 code for SYMBOL_ABSOLUTE.
10846 (mips_symbol_insns): Likewise.
10848 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10850 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10851 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10852 (mips_symbolic_constant_p): Likewise. Update the call to
10853 mips_classify_symbol.
10854 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10855 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10856 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10857 (print_operand_reloc): Add a context argument. Update the call to
10858 mips_symbolic_constant_p.
10859 (print_operand): Update the calls to print_operand_reloc.
10860 (print_operand_address): Use print_operand_reloc rather than
10862 (mips_rewrite_small_data_p): Add a context argument. Update the call
10863 to mips_symbolic_constant_p.
10864 (mips_small_data_pattern_1): Make DATA the containing mem.
10865 Update the call to mips_rewrite_small_data_p.
10866 (mips_rewrite_small_data_1): Likewise.
10867 (mips_use_anchors_for_symbol_p): Update the call to
10868 mips_symbolic_constant_p.
10869 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10870 (splittable_symbolic_operand): Likewise.
10871 (move_operand): Likewise.
10872 (absolute_symbolic_operand): Likewise.
10873 (got_disp_operand): Likewise.
10874 (got_page_ofst_operand): Likewise.
10876 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10878 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10879 (SYMBOL_ABSOLUTE): ...this.
10880 (SYMBOL_SMALL_DATA): Rename to...
10881 (SYMBOL_GP_RELATIVE): ...this.
10882 (SYMBOL_CONSTANT_POOL): Rename to...
10883 (SYMBOL_PC_RELATIVE): ...this.
10884 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10885 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10886 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10887 after above changes.
10888 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10889 (general_symbolic_operand): Rename to...
10890 (absolute_symbolic_operand): ...this.
10891 * config/mips/mips.md: Update after above changes.
10893 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10894 Revital Eres <eres@il.ibm.com>
10896 * ddg.c (print_ddg): Add dump information.
10897 * modulo-sched.c (print_node_sched_params): Add parameter and
10899 (calculate_maxii): Remove function.
10900 (undo_generate_reg_moves): Likewise.
10901 (undo_permute_partial_schedule): Likewise.
10902 (kernel_number_of_cycles): Likewise.
10903 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10904 (sms_schedule): Use it. Remove profitability checks.
10905 (sms_schedule_by_order): Fix order of nodes within the cycle.
10907 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10909 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10910 -profile option, add pie support.
10911 (ENDFILE_SPEC): New spec.
10912 * config/gnu.h (LIB_SPEC): Add -profile option.
10914 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10916 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10917 * config/gnu.h (LIB_SPEC): Likewise.
10919 2007-08-07 Yaz Saito <saito@google.com>
10920 Ian Lance Taylor <iant@google.com>
10922 * common.opt (finstrument-functions-exclude-function-list): New
10924 (finstrument-functions-exclude-file-list): New option.
10925 * opts.c (char_p): Define and DEF_VEC.
10926 (flag_instrument_functions_exclude_functions): New static
10928 (flag_instrument_functions_exclude_files): New static variable.
10929 (add_instrument_functions_exclude_list): New static function.
10930 (flag_instrument_functions_exclude_p): New function.
10931 (common_handle_option): Handle new options.
10932 * flags.h (flag_instrument_functions_exclude_p): Declare.
10933 * gimplify.c (gimplify_function_tree): Call
10934 flag_instrument_functions_exclude_p.
10935 * doc/invoke.texi (Option Summary): Mention new options.
10936 (Code Gen Options): Document new options.
10938 2007-08-07 Ian Lance Taylor <iant@google.com>
10940 PR rtl-optimization/32776
10941 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10942 (resolve_use): Likewise.
10943 (decompose_multiword_subregs): Remove "changed" local variable.
10945 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10947 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10948 * configure: Regenerate.
10949 * config.in: Regenerate.
10950 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10953 2007-08-07 Ian Lance Taylor <iant@google.com>
10955 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10956 note, just delete the insn.
10958 2007-08-07 Andreas Schwab <schwab@suse.de>
10961 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10964 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10966 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10967 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10968 (decompose_multiword_subregs): Use the functions above to decompose
10969 multiword shifts and zero-extends.
10971 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10973 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10974 "assemble" descriptions which were swapped.
10976 2007-08-06 Chao-ying Fu <fu@mips.com>
10978 * fixed-value.h: New file.
10979 * fixed-value.c: New file.
10980 * Makefile.in (OBJS-common): Add fixed-value.o.
10981 (fixed-value.o): New rule.
10982 (GTFILES): Add fixed-value.h.
10983 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10984 to compare a.low and b.low.
10985 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10987 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10988 Daniel Jacobowitz <dan@codesourcery.com>
10991 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10993 (x86_64-*-netbsd*): Likewise.
10994 (x86_64-*-linux*): Likewise.
10995 (x86_64-*-kfreebsd*-gnu): Likewise.
10996 (x86_64-*-knetbsd*-gnu): Likewise.
10997 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10999 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11001 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11002 Add -fno-asynchronous-unwind-tables.
11004 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11005 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11006 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11007 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11008 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11010 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11012 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11013 (TARGET_C_MODE_FOR_SUFFIX): New.
11015 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11017 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11019 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11021 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11023 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11025 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11026 before checking function returns in conditional expressions.
11028 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11031 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11033 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11035 PR middle-end/32988
11036 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11037 for INTEGRAL_TYPE_P.
11039 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11041 * configure.ac: Remove --enable-checking=df from default settings.
11042 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11043 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11044 if the parameter is true.
11045 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11046 DF_VERIFY_SCHEDULED flag is true.
11047 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11048 (df_finish_pass): Adjust prototype.
11049 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11052 * see.c (pass_see): Add TODO_df_verify.
11053 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11054 * global.c (rest_of_handle_global_alloc): Schedule verification
11056 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11058 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11059 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11060 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11062 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11063 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11064 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11066 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11067 Revital Eres <eres@il.ibm.com>
11069 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11071 * ddg.c (create_ddg_dependence): Rename to...
11072 (create_ddg_dep_from_intra_loop_link): This. Do not check
11073 for interloop edges. Do not create anti dependence edge when
11074 a true dependence edge exists in the opposite direction and
11075 -fmodulo-sched-allow-regmoves is set.
11076 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11077 (add_cross_iteration_register_deps): Create anti dependence edge
11078 when -fno-modulo-sched-allow-regmoves is set.
11079 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11081 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11083 * config/arm/arm.md (movsi): Add braces.
11085 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11087 PR middle-end/32780
11088 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11089 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11092 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11094 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11095 state accessor functions.
11096 * cfgloopmanip.c (remove_path, create_preheaders,
11097 force_single_succ_latches, fix_loop_structure): Ditto.
11098 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11099 tree_duplicate_loop_to_header_edge): Ditto.
11100 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11101 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11103 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11104 cleanup_tree_cfg): Ditto.
11105 * tree-cfg.c (tree_merge_blocks): Ditto.
11106 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11107 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11108 loop_preheader_edge, single_exit): Ditto.
11109 (flow_loops_find): Do not clear loops->state.
11110 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11111 loops_state_clear): New functions.
11113 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11115 PR middle-end/32399
11116 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11117 when adding to the base and convert ELT to sizetype instead of type.
11119 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11121 PR middle-end/32304
11122 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11123 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11125 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11127 PR middle-end/32935
11128 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11129 correct type the negate expression.
11131 2007-08-03 Jan Hubicka <jh@suse.cz>
11133 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11136 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11138 * config/rs6000/rs6000.c (struct processor_cost): Change
11139 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11140 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11142 (rios1_costs, rios2_cost): Correct cache line size.
11143 (rs6000_override_options): Set l2-cache-size parameter.
11145 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11146 Diego Novillo <dnovillo@google.com>
11149 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11150 if the range includes 0.
11152 2007-08-03 Ben Elliston <bje@au.ibm.com>
11154 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11155 mode to unspec expressions to silence a warning from the generator
11158 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11160 * config/ia64/constraints.md ("U"): Make constraint vector only.
11162 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11164 PR middle-end/25446
11165 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11166 always_inline attribute on the function decl.
11168 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11170 PR middle-end/25445
11171 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11172 if we are compiling with -fPIC.
11174 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11175 Nigel Stephens <nigel@mips.com>
11177 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11178 Define for MIPS32 and MIPS64.
11180 2007-08-02 Nick Clifton <nickc@redhat.com>
11182 * config/host-hpux.c: Change copyright header to refer to version
11183 3 of the GNU General Public License and to point readers at the
11184 COPYING3 file and the FSF's license web page.
11185 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11186 config/alpha/linux.h, config/alpha/alpha.opt,
11187 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11188 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11189 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11190 config/alpha/alpha.h, config/alpha/sync.md,
11191 config/alpha/openbsd.h, config/alpha/alpha.md,
11192 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11193 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11194 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11195 config/alpha/constraints.md, config/alpha/osf.h,
11196 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11197 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11198 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11199 config/frv/frv-asm.h, config/frv/frv-protos.h,
11200 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11201 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11202 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11203 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11204 config/s390/s390.opt, config/s390/s390-modes.def,
11205 config/s390/fixdfdi.h, config/s390/constraints.md,
11206 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11207 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11208 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11209 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11210 config/m32c/prologue.md, config/m32c/m32c.abi,
11211 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11212 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11213 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11214 config/m32c/jump.md, config/m32c/shift.md,
11215 config/m32c/m32c-protos.h, config/libgloss.h,
11216 config/spu/spu-protos.h, config/spu/predicates.md,
11217 config/spu/spu-builtins.h, config/spu/spu.c,
11218 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11219 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11220 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11221 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11222 config/sparc/hypersparc.md, config/sparc/predicates.md,
11223 config/sparc/linux.h, config/sparc/sp64-elf.h,
11224 config/sparc/supersparc.md, config/sparc/cypress.md,
11225 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11226 config/sparc/niagara.md, config/sparc/sparc.md,
11227 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11228 config/sparc/sparc.opt, config/sparc/sync.md,
11229 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11230 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11231 config/sparc/sparc.c, config/sparc/little-endian.opt,
11232 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11233 config/sparc/linux64.h, config/sparc/freebsd.h,
11234 config/sparc/sol2.h, config/sparc/rtemself.h,
11235 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11236 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11237 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11238 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11239 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11240 config/m32r/linux.h, config/m32r/constraints.md,
11241 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11242 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11243 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11244 config/i386/i386.md, config/i386/netware-crt0.c,
11245 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11246 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11247 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11248 config/i386/sol2.h, config/i386/constraints.md,
11249 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11250 config/i386/predicates.md, config/i386/geode.md,
11251 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11252 config/i386/freebsd64.h, config/i386/vxworksae.h,
11253 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11254 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11255 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11256 config/i386/netware.h, config/i386/i386-modes.def,
11257 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11258 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11259 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11260 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11261 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11262 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11263 config/i386/xm-mingw32.h, config/i386/linux64.h,
11264 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11265 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11266 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11267 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11268 config/i386/cygwin2.c, config/i386/i386-protos.h,
11269 config/i386/sync.md, config/i386/openbsd.h,
11270 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11271 config/i386/nto.h, config/i386/biarch64.h,
11272 config/i386/i386-coff.h, config/i386/freebsd.h,
11273 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11274 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11275 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11276 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11277 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11278 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11279 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11280 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11281 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11282 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11283 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11284 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11285 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11286 config/sh/superh64.h, config/sh/rtemself.h,
11287 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11288 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11289 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11290 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11291 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11292 config/avr/predicates.md, config/avr/constraints.md,
11293 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11294 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11295 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11296 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11297 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11298 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11299 config/c4x/predicates.md, config/c4x/c4x.h,
11300 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11301 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11302 config/xtensa/linux.h, config/xtensa/xtensa.h,
11303 config/xtensa/elf.h, config/xtensa/xtensa.md,
11304 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11305 config/xtensa/xtensa-protos.h, config/dbx.h,
11306 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11307 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11308 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11309 config/host-solaris.c, config/fr30/fr30.h,
11310 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11311 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11312 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11313 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11314 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11315 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11316 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11317 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11318 config/cris/predicates.md, config/cris/linux.h,
11319 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11320 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11321 config/cris/aout.opt, config/cris/cris-protos.h,
11322 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11323 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11324 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11325 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11326 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11327 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11328 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11329 config/chorus.h, config/mn10300/mn10300.c,
11330 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11331 config/mn10300/mn10300.h, config/mn10300/linux.h,
11332 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11333 config/mn10300/mn10300.md, config/ia64/predicates.md,
11334 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11335 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11336 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11337 config/ia64/freebsd.h, config/ia64/ia64.md,
11338 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11339 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11340 config/gofast.h, config/rtems.h, config/sol2-10.h,
11341 config/m68k/predicates.md, config/m68k/m68k.md,
11342 config/m68k/linux.h, config/m68k/m68k-modes.def,
11343 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11344 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11345 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11346 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11347 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11348 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11349 config/m68k/constraints.md, config/m68k/rtemself.h,
11350 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11351 config/m68k/uclinux.h, config/rs6000/power4.md,
11352 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11353 config/rs6000/linux.h, config/rs6000/eabi.h,
11354 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11355 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11356 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11357 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11358 config/rs6000/windiss.h, config/rs6000/603.md,
11359 config/rs6000/aix41.h, config/rs6000/cell.md,
11360 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11361 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11362 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11363 config/rs6000/default64.h, config/rs6000/7xx.md,
11364 config/rs6000/darwin.opt, config/rs6000/spe.md,
11365 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11366 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11367 config/rs6000/7450.md, config/rs6000/linux64.h,
11368 config/rs6000/constraints.md, config/rs6000/440.md,
11369 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11370 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11371 config/rs6000/rs6000.h, config/rs6000/power6.md,
11372 config/rs6000/predicates.md, config/rs6000/altivec.md,
11373 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11374 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11375 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11376 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11377 config/rs6000/linux64.opt, config/rs6000/sync.md,
11378 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11379 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11380 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11381 config/rs6000/eabispe.h, config/rs6000/e500.h,
11382 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11383 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11384 config/rs6000/aix.h, config/rs6000/vxworks.h,
11385 config/rs6000/40x.md, config/rs6000/aix51.h,
11386 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11387 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11388 config/arc/arc.h, config/mcore/mcore-elf.h,
11389 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11390 config/mcore/mcore.md, config/mcore/mcore.c,
11391 config/mcore/mcore.opt, config/mcore/mcore.h,
11392 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11393 config/score/predicates.md, config/score/score-version.h,
11394 config/score/score-protos.h, config/score/misc.md,
11395 config/score/elf.h, config/score/score.c, config/score/mac.md,
11396 config/score/score7.md, config/score/score.h,
11397 config/score/score-conv.h, config/score/score-mdaux.c,
11398 config/score/score.md, config/score/score.opt,
11399 config/score/score-modes.def, config/score/score-mdaux.h,
11400 config/score/mul-div.S, config/arm/uclinux-elf.h,
11401 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11402 config/arm/symbian.h, config/arm/linux-elf.h,
11403 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11404 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11405 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11406 config/arm/strongarm-pe.h, config/arm/arm.h,
11407 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11408 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11409 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11410 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11411 config/arm/arm-cores.def, config/arm/arm-protos.h,
11412 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11413 config/arm/wince-pe.h, config/arm/neon.md,
11414 config/arm/constraints.md, config/arm/neon.ml,
11415 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11416 config/arm/arm.opt, config/arm/arm926ejs.md,
11417 config/arm/predicates.md, config/arm/iwmmxt.md,
11418 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11419 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11420 config/arm/neon-testgen.ml, config/arm/arm.md,
11421 config/arm/xscale-coff.h, config/arm/pe.c,
11422 config/arm/arm-generic.md, config/arm/pe.h,
11423 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11424 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11425 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11426 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11427 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11428 config/pa/predicates.md, config/pa/pa64-hpux.h,
11429 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11430 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11431 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11432 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11433 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11434 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11435 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11436 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11437 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11438 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11439 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11440 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11441 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11442 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11443 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11444 config/mips/linux64.h, config/mips/elforion.h,
11445 config/mips/constraints.md, config/mips/generic.md,
11446 config/mips/predicates.md, config/mips/4300.md,
11447 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11448 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11449 config/mips/5k.md, config/mips/vr4120-div.S,
11450 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11451 config/mips/mips-protos.h, config/mips/6000.md,
11452 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11453 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11454 config/mips/mips-modes.def, config/mips/vr.h,
11455 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11456 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11457 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11458 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11459 config/vax/openbsd1.h, config/vax/netbsd.h,
11460 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11461 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11462 config/h8300/rtems.h, config/h8300/predicates.md,
11463 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11464 config/h8300/h8300.md, config/h8300/h8300.opt,
11465 config/h8300/coff.h, config/h8300/h8300-protos.h,
11466 config/v850/v850.md, config/v850/predicates.md,
11467 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11468 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11469 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11470 config/mmix/mmix.h, config/mmix/predicates.md,
11471 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11472 config/mmix/mmix.c, config/mmix/mmix.opt,
11473 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11474 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11475 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11476 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11479 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11481 * emit-rtl.c (reset_used_decls): Rename to...
11482 (set_used_decls): ...this. Set the used flag rather than clearing it.
11483 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11484 DECL_RTLs rather than resetting them.
11486 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11488 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11490 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11492 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11493 argument to find_reloads_address.
11495 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11497 PR tree-optimization/32919
11498 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11499 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11500 (coalesce_ssa_name): Call it.
11502 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11503 David Ung <davidu@mips.com>
11505 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11506 (__mips16_unorddf2, __mips16_floatunsidf): New.
11507 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11509 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11511 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11513 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11514 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11515 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11516 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11517 * omp-low.c (get_ws_args_for, determine_parallel_type,
11518 expand_omp_for_generic, expand_omp_for_static_nochunk,
11519 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11520 Work with more precise CFG.
11521 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11522 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11524 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11525 * gimple-low.c (lower_stmt): Ditto.
11526 * tree-inline.c (estimate_num_insns_1): Ditto.
11527 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11528 (OMP_SECTIONS_SWITCH): New.
11529 * tree-cfgcleanup.c (cleanup_omp_return): New.
11530 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11531 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11532 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11533 (tree_redirect_edge_and_branch): Handle omp constructs.
11535 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11536 with three arguments.
11538 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11540 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11541 in loop closed ssa.
11543 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11545 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11546 the loop structures may need fixing.
11547 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11549 (cleanup_tree_cfg_loop): Removed.
11550 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11551 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11552 instead of running cleanup_tree_cfg_loop.
11553 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11554 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11555 (tree_predictive_commoning): Declaration changed.
11556 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11558 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11560 * doc/invoke.texi (l1-cache-size): Update documentation.
11561 (l2-cache-size): Document.
11562 * params.h (L2_CACHE_SIZE): New macro.
11563 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11564 that L1_CACHE_SIZE is in kB now.
11565 (L2_CACHE_SIZE_BYTES): New macro.
11566 (tree_ssa_prefetch_arrays): Show size in kB.
11567 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11568 and l2_cache_size fields.
11569 * config/i386/driver-i386.c (describe_cache): Detect cache size
11571 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11572 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11573 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11574 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11575 (override_options): Set l1-cache-size and l2-cache-size to default
11576 values if not specified otherwise.
11577 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11578 (PARAM_L2_CACHE_SIZE): New.
11580 2007-08-01 Nigel Stephens <nigel@mips.com>
11581 David Ung <davidu@mips.com>
11582 Thiemo Seufer <ths@mips.com>
11583 Chris Dearman <chris@mips.com>
11584 Richard Sandiford <richard@codesourcery.com>
11586 * config.gcc (mips*-sde-elf*): New stanza.
11587 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11588 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11589 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11590 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11591 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11592 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11594 * config/mips/sde.h: New file.
11595 * config/mips/t-libgcc-mips16: Likewise.
11596 * config/mips/t-sde: Likewise.
11597 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11598 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11599 _MIPS_FPSET and _MIPS_SZINT.
11600 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11601 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11602 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11603 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11604 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11605 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11606 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11607 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11608 _MIPS_SZPTR and _MIPS_FPSET.
11609 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11610 architecture is specified.
11611 (MIPS_32BIT_OPTION_SPEC): New macro.
11613 2007-07-31 Dan Hipschman <dsh@google.com>
11615 * gcc.c (end_going_arg): New function.
11616 (do_spec_2): Use it.
11617 (do_spec_1): Use it.
11619 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11621 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11622 only if ENABLE_CHECKING is defined.
11624 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11626 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11627 df_ru_add_problem, df_ru_get_bb_info): Removed.
11628 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11629 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11630 df_ru_free_bb_info, df_ru_alloc,
11631 df_ru_bb_local_compute_process_def,
11632 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11633 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11634 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11635 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11636 df_ru_add_problem): Removed.
11638 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11641 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11642 (casesi32p, casesi64p): Likewise.
11643 (casesi): Adjust for above.
11645 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11647 * mode-switching.c (create_pre_exit): Don't search past calls.
11649 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11651 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11653 2007-07-31 Revital Eres <eres@il.ibm.com>
11655 * ddg.c (add_deps_for_def): Rename to...
11656 (add_cross_iteration_register_deps): This. Change implementation
11657 to use only reaching def and def-use chains to construct the
11658 inter loop dependencies.
11659 (add_deps_for_use): Remove function.
11660 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11661 function to build the inter loop dependencies.
11662 * modulo-sched.c (sms_schedule): Build only
11663 reaching def and def-use chains for the propose of the ddg
11666 2007-07-31 Julian Brown <julian@codesourcery.com>
11668 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11669 New define_insns. Use correct RTL.
11670 (vec_set<mode>): Write as expander.
11672 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11674 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11675 to an unallocated space.
11677 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11680 (split_constant_offset): Enable split_constant_offset to extract
11681 constants from other statements.
11682 * tree-vect-transform.c
11683 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11684 to a temp var. Force base_offset to be simple.
11686 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11688 * df-scan.c (df_scan_verify): Remove artificial limit on
11689 the number of blocks for verification.
11690 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11691 df_simulate_defs): Avoid unnecessary insn checking for defs.
11693 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11695 * config/m68k/lb1sf68.asm (FUNC): New macro.
11696 (__mulsi3): Use it.
11697 (__udivsi3): Likewise.
11698 (__divsi3): Likewise.
11699 (__umodsi3): Likewise.
11700 (__modsi3): Likewise.
11701 (__subdf3): Likewise.
11702 (__adddf3): Likewise.
11703 (__muldf3): Likewise.
11704 (__divdf3): Likewise.
11705 (__negdf2): Likewise.
11706 (__cmpdf2): Likewise.
11707 (__subsf3): Likewise.
11708 (__addsf3): Likewise.
11709 (__mulsf3): Likewise.
11710 (__divsf3): Likewise.
11711 (__negsf2): Likewise.
11712 (__cmpsf2): Likewise.
11713 (__eqdf2): Likewise.
11714 (__nedf2): Likewise.
11715 (__gtdf2): Likewise.
11716 (__gedf2): Likewise.
11717 (__ltdf2): Likewise.
11718 (__ledf2): Likewise.
11719 (__eqsf2): Likewise.
11720 (__nesf2): Likewise.
11721 (__gtsf2): Likewise.
11722 (__gesf2): Likewise.
11723 (__ltsf2): Likewise.
11724 (__lesf2): Likewise.
11726 2007-07-30 Ollie Wild <aaw@google.com>
11728 * c-ppoutput.c (print_lines_directives_only): New function.
11729 (scan_translation_unit_directives_only): New function.
11730 (preprocess_file): Add call to scan_translation_unit_directives_only.
11731 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11732 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11733 -fdirectives-only. Add errors for -fdirectives-only conflict with
11734 -Wunused-macros and -traditional.
11735 (finish_options): Add builtin macro initialization for
11736 -fdirectives-only + -fpreprocessed.
11737 * c.opt (fdirectives-only): New.
11738 * doc/cppopts.texi (fdirectives-only): New.
11740 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11742 * alias.c (record_set, memory_modified_1): Constify.
11743 * bt-load.c (note_btr_set): Likewise.
11744 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11745 * combine.c (set_nonzero_bits_and_sign_copies,
11746 expand_field_assignment, record_dead_and_set_regs_1,
11747 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11748 likely_spilled_retval_1): Likewise.
11749 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11750 frv_io_handle_set): Likewise.
11751 * config/mips/mips.c (mips_sim_record_set,
11752 vr4130_true_reg_dependence_p_1): Likewise.
11753 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11754 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11755 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11756 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11757 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11758 * ddg.c (mark_mem_store): Likewise.
11759 * df-problems.c (df_urec_mark_reg_change): Likewise.
11760 * function.c (update_epilogue_consts): Likewise.
11761 * gcse.c (record_set_info, record_last_set_info,
11762 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11763 reg_clear_last_set): Likewise.
11764 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11766 * jump.c (reversed_comparison_code_parts): Likewise.
11767 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11768 reg_is_set): Likewise.
11769 * loop-iv.c (mark_altered): Likewise.
11770 * mode-switching.c (reg_becomes_live): Likewise.
11771 * optabs.c (no_conflict_move_test): Likewise.
11772 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11774 * postreload.c (reload_combine_note_store, move2add_note_store):
11776 * regmove.c (flags_set_1): Likewise.
11777 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11779 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11781 * resource.c (update_live_status): Likewise.
11782 * rtl.h (set_of, note_stores): Likewise.
11783 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11784 note_stores, parms_set): Likewise.
11785 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11786 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11788 * var-tracking.c (count_stores, add_stores): Likewise.
11790 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11792 * alias.c (mems_in_disjoint_alias_sets_p,
11793 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11794 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11795 write_dependence_p, mems_in_disjoint_alias_sets_p,
11796 read_dependence, true_dependence, canon_true_dependence,
11797 anti_dependence, output_dependence): Constify.
11798 * combine.c (extended_count): Likewise.
11799 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11800 * cselib.c (get_value_hash, references_value_p,
11801 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11802 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11803 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11804 * function.c (contains, prologue_epilogue_contains,
11805 sibcall_epilogue_contains): Likewise.
11806 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11807 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11808 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11809 reg_or_subregno): Likewise.
11810 * recog.c (asm_noperands): Likewise.
11811 * reload1.c (function_invariant_p): Likewise.
11812 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11813 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11814 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11815 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11816 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11817 extended_count, prologue_epilogue_contains,
11818 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11819 canon_true_dependence, read_dependence, anti_dependence,
11820 output_dependence): Likewise.
11821 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11823 2007-07-30 Julian Brown <julian@codesourcery.com>
11825 * config/arm/neon.md (V_ext): New mode attribute.
11826 (neon_vget_lane<mode>): Replace with define_expand.
11827 (neon_vget_lane<mode>_sext_internal)
11828 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11829 and quad precision vectors.
11830 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11831 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11832 have typeless 32-bit result.
11834 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11837 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11839 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11840 use sizetype for rest.
11841 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11842 (aff_combination_convert): Don't convert rest for pointer types.
11844 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11846 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11848 * tree-ssa-alias.c: Add alloc-pool.h.
11849 (init_alias_info): Free alias_bitmap_obstack.
11850 (delete_alias_info): Call delete_mem_ref_stats.
11851 (get_mem_sym_stats_for): Use alloc_pool.
11852 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11853 (delete_mem_sym_stats): Removed.
11855 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11857 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11858 functions cannot be represented as classical distance vectors.
11860 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11862 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11863 * builtins.c (validate_arg, builtin_mathfn_code,
11864 validate_arglist): Likewise.
11865 * calls.c (call_expr_flags): Likewise.
11866 * combine.c (reg_nonzero_bits_for_combine,
11867 reg_num_sign_bit_copies_for_combine, get_last_value,
11868 reg_truncated_to_mode): Likewise.
11869 * emit-rtl.c (subreg_lowpart_p): Likewise.
11870 * expr.c (highest_pow2_factor_for_target,
11871 categorize_ctor_elements_1, categorize_ctor_elements,
11872 count_type_elements, contains_packed_reference,
11873 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11874 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11875 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11876 native_encode_int, native_encode_real, native_encode_complex,
11877 native_encode_vector, native_encode_expr, native_interpret_int,
11878 native_interpret_real, native_interpret_complex,
11879 native_interpret_vector, native_interpret_expr): Likewise.
11880 * function.c (use_register_for_decl): Likewise.
11881 * gimplify.c (get_name): Likewise.
11882 * langhooks-def.h (lhd_return_null_const_tree): New.
11883 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11884 * langhooks.c (lhd_return_null_const_tree): New.
11885 * langhooks.h (lang_get_callee_fndecl): Constify.
11886 * output.h (constructor_static_from_elts_p): Likewise.
11887 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11888 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11889 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11890 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11891 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11892 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11893 * rtlhooks-def.h (reg_nonzero_bits_general,
11894 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11896 * rtlhooks.c (reg_num_sign_bit_copies_general,
11897 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11899 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11900 * stor-layout.c (mode_for_size_tree): Likewise.
11901 * tree-ssa-loop-im.c (memref_eq): Likewise.
11902 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11903 * tree.c (contains_placeholder_p, type_list_equal,
11904 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11906 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11907 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11908 contains_placeholder_p, contains_packed_reference,
11909 get_callee_fndecl, operand_equal_for_phi_arg_p,
11910 warn_if_unused_value, is_body_block, native_encode_expr,
11911 native_interpret_expr, fold_convertible_p, operand_equal_p,
11912 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11913 validate_arglist, simple_cst_equal, type_list_equal,
11914 use_register_for_decl, call_expr_flags, get_name,
11915 highest_pow2_factor): Likewise.
11916 (const_call_expr_arg_iterator_d,
11917 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11918 first_const_call_expr_arg, more_const_call_expr_args_p,
11919 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11920 * varasm.c (constructor_static_from_elts_p): Constify.
11922 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11924 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11925 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11926 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11927 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11928 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11929 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11930 spelling conventions.
11931 * doc/invoke.texi: Follow spelling conventions.
11933 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11934 Revital Eres <eres@il.ibm.com>
11936 * modulo-sched.c (sms_schedule): Avoid loops which includes
11937 auto-increment instructions.
11939 2007-07-28 Richard Guenther <rguenther@suse.de>
11941 PR middle-end/32920
11942 * fold-const.c (fold_cond_expr_with_comparison): Convert
11943 operand zero of MIN/MAX_EXPR to correct type.
11945 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11947 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11948 flags_from_decl_or_type): Constify.
11949 * gcc.c (do_spec_1): Likewise.
11950 * print-tree.c (dump_addr, print_node_brief): Likewise.
11951 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11952 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11953 tree_purge_all_dead_eh_edges): Likewise.
11954 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11955 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11957 * tree.c (expr_location, expr_has_location, expr_locus,
11958 expr_filename, expr_lineno, get_inner_array_type,
11959 fields_compatible_p): Likewise.
11960 * tree.h (get_inner_array_type, fields_compatible_p,
11961 expr_location, expr_has_location, expr_locus, expr_filename,
11962 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11963 setjmp_call_p, alloca_call_p): Likewise.
11965 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11967 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11968 TV_FLOW_INSENSITIVE.
11970 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11972 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11973 (compute_flow_insensitive_aliasing): Ditto for
11974 TV_FLOW_INSENSITIVE.
11976 2007-07-27 Jan Hubicka <jh@suse.cz>
11978 * config/i386/i386.c (register_move_cost): Remove accidentally
11979 comitted #if 0 block.
11981 * attribs.c: Include hashtab.h
11982 (attribute_hash): New.
11983 (substring): New structure.
11984 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11986 (init_attributes): Initialize attribute hash.
11987 (decl_attributes): Use attribute hash.
11988 * Makefile.in (attribs.c): Depend on hashtab.h.
11990 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11992 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11994 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11996 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11997 __mips_dspr2 and __mips_dsp_rev macros.
11998 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12000 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12002 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12004 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12006 PR middle-end/32749
12008 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12009 and the updating of the live and do_not_gen sets.
12010 (df_note_bb_compute): Added updating of live and do_not_gen sets
12011 for regular defs so that the case of clobber inside conditional
12012 call is processed correctly.
12014 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12016 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12017 operands with compatible type.
12019 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12021 * expr.h (store_bit_field): Don't return a value.
12022 * expmed.c (check_predicate_volatile_ok): New function.
12023 (store_bit_field_1): New function, extracted from store_bit_field.
12024 Take a fallback_p argument and return true if the operation succeeded.
12025 Only use store_fixed_bit_field if fallback_p. Don't recompute
12026 mode_for_extraction; use op_mode instead. Try forcing memories
12027 into registers if the insv expander fails.
12028 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12029 Don't return a value.
12030 (convert_extracted_bit_field): New function, extracted from
12032 (extract_bit_field_1): Likewise. Take a fallback_p argument
12033 and return NULL if the operation succeeded. Only use
12034 extract_fixed_bit_field if fallback_p. Only calculate one
12035 extraction mode. Combine code for extv and extzv. Try forcing
12036 memories into registers if the ext(z)v expander fails.
12037 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12039 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12041 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12043 (df_ref): Likewise. Put regno with other integer fields.
12045 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12047 * df.h (df_mw_hardreg): Remove "loc" field.
12048 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12050 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12051 split out from df_set_unused_notes_for_mw. Return false for
12052 partial references. Assert that mw_reg is a REG when returning true.
12053 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12054 (df_whole_mw_reg_dead_p): New function, split out from
12055 df_set_dead_notes_for_mw. Return false for partial references.
12056 Assert that mw_reg is a REG when returning true.
12057 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12058 Remove redundant bitmap check.
12060 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12062 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12063 ($(T)crtend.o): Likwise.
12064 ($(T)crtbeginS.o): Likwise.
12065 ($(T)crtendS.o): Likwise.
12066 ($(T)crtfastmath.o): Likwise.
12068 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12070 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12071 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12072 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12073 and x_n_bbs_in_dom_tree fields.
12075 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12077 PR tree-optimization/32087
12078 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12079 Do not call scale_bbs_frequencies_int with prob of zero.
12081 2007-07-26 Julian Brown <julian@codesourcery.com>
12083 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12084 (neon_element_bits): Add prototypes.
12085 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12086 (neon_const_bounds, neon_element_bits): New functions.
12087 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12088 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12089 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12090 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12091 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12092 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12093 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12094 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12095 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12096 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12097 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12098 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12099 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12101 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12103 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12104 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12106 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12107 Julian Brown <julian@codesourcery.com>
12109 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12110 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12111 * config/arm/cortex-a8.md: New.
12112 * config/arm/cortex-a8-neon.md: New.
12113 * config/arm/neon-schedgen.ml: New.
12114 * config/arm/neon.md (vqh_mnem): New.
12116 (Is_float_mode): New.
12117 (Scalar_mul_8_16): New.
12119 (V_mode_nunits): New.
12120 (All instruction patterns): Annotate with neon_type attribute
12122 * config/arm/arm.md: Include cortex-a8.md.
12123 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12125 Annotate instruction patterns accordingly.
12126 (generic_sched): Do not use generic scheduling for Cortex-A8.
12127 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12129 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12131 * fold-const.c (fold_read_from_constant_string): Use
12132 build_int_cst_type.
12133 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12135 2007-07-26 Nick Clifton <nickc@redhat.com>
12137 * tree-ssa-operands.h: Change copyright header to refer to version
12138 3 of the GNU General Public License and to point readers at the
12139 COPYING3 file and the FSF's license web page.
12140 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12141 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12142 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12143 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12144 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12145 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12146 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12147 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12148 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12149 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12150 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12151 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12152 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12153 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12154 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12155 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12156 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12157 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12158 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12159 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12160 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12161 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12162 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12163 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12164 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12165 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12166 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12167 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12168 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12169 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12170 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12171 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12172 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12173 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12174 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12175 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12176 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12177 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12178 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12179 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12180 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12181 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12182 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12183 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12184 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12185 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12186 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12187 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12188 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12189 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12190 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12191 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12192 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12193 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12194 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12195 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12196 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12197 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12198 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12199 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12200 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12201 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12202 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12203 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12204 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12205 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12206 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12207 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12208 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12209 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12210 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12211 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12212 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12213 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12214 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12215 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12216 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12217 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12218 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12219 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12220 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12221 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12222 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12223 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12224 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12225 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12226 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12227 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12228 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12229 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12230 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12231 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12232 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12233 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12234 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12235 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12236 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12237 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12238 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12239 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12240 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12241 convert.c, convert.h, langhooks-def.h, reload1.c,
12242 tree-ssa-operands.c: Likewise.
12244 2007-07-26 Jan Hubicka <jh@suse.cz>
12246 * tree-ssa-live.c: Include debug.h and flags.h.
12247 (mark_scope_block_unused): New function.
12248 (remove_unused_scope_block_p): New function.
12249 (remove_unused_locals): Remove unused blocks too.
12251 2007-07-25 Ian Lance Taylor <iant@google.com>
12253 * combine.c (combine_max_regno): Remove. Remove all uses.
12254 (struct reg_stat_struct): Rename from struct reg_stat.
12255 (reg_stat_type): Define, and declare VECs.
12256 (reg_stat): Change from pointer to VEC. Change all uses.
12257 (combine_split_insns): New static function.
12258 (try_combine, find_split_point): Call it instead of split_insns.
12260 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12262 * cfghooks.c (split_block): Fix the information about loop latch.
12264 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12266 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12268 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12270 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12271 Scan the new edge for loop exit info.
12273 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12275 * config/darwin.c: Include debug.h.
12277 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12280 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12282 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12284 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12285 (HARD_REGNO_MODE_OK): Ditto.
12286 (MODES_TIEABLE_P): Ditto.
12287 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12288 (CLASS_MAX_NREGS): Ditto.
12289 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12290 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12291 (divdf3_internal_thr): Removed.
12292 * config/ia64/div.md: New file.
12293 * config/ia64/constraints.md: Add H constraint.
12295 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12297 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12298 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12299 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12300 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12301 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12302 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12303 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12304 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12305 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12306 dump_sbitmap_file, debug_sbitmap, popcount_table,
12307 sbitmap_popcount): Constify.
12308 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12309 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12310 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12311 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12312 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12313 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12314 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12315 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12316 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12317 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12318 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12320 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12322 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12323 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12324 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12325 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12326 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12327 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12328 bitmap_intersect_p, bitmap_intersect_compl_p,
12329 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12330 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12332 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12333 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12334 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12335 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12336 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12337 debug_bitmap, debug_bitmap_file, bitmap_print,
12338 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12339 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12341 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12343 * config/darwin.c (darwin_override_options): Additional fix for
12344 debug info formats that don't support var tracking.
12346 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12348 * cselib.c (entry_and_rtx_equal_p): Constify.
12349 * gengtype.c (output_mangled_typename, write_types, write_local):
12351 * gengtype.h (const_type_p): New.
12352 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12354 * tlink.c (scan_linker_output): De-constify.
12355 * tree-ssa-loop-im.c (memref_eq): Constify.
12356 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12357 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12359 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12361 * c-common.c (fname_as_string, c_type_hash): Constify.
12362 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12363 * cgraph.c (edge_hash, edge_eq): Likewise.
12364 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12365 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12366 reg_attrs_htab_eq): Likewise.
12367 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12369 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12370 const_decl_t, const_state_t, const_automata_list_el_t): New.
12371 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12372 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12373 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12374 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12375 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12376 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12377 compare_max_occ_cycle_nums, out_state_arcs_num,
12378 compare_transition_els_num, units_cmp, state_reservs_cmp):
12380 * genmodes.c (cmp_modes): Likewise.
12381 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12382 * gimplify.c (compare_case_labels): Likewise.
12383 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12384 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12385 * matrix-reorg.c (mtt_info_hash): Likewise.
12386 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12387 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12388 (htab_hash_bucket, htab_hash_elem): Constify.
12389 * tree-browser.c (TB_parent_eq): Likewise.
12390 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12391 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12392 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12393 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12395 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12396 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12397 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12398 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12399 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12401 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12402 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12403 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12404 * tree-ssa-threadupdate.c (redirection_data_hash,
12405 redirection_data_eq): Likewise.
12406 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12407 * tree-ssa.c (var_ann_eq): Likewise.
12408 * tree-vrp.c (compare_case_labels): Likewise.
12409 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12410 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12411 tree_not_check_failed, tree_class_check_failed,
12412 tree_range_check_failed, tree_not_class_check_failed,
12413 omp_clause_check_failed, omp_clause_range_check_failed,
12414 tree_contains_struct_check_failed, tree_operand_check_failed):
12416 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12417 tree_not_check_failed, tree_class_check_failed,
12418 tree_range_check_failed, tree_not_class_check_failed,
12419 tree_operand_check_failed, omp_clause_operand_check_failed,
12420 tree_operand_length): Likewise.
12421 * var-tracking.c (const_variable): New.
12422 (variable_htab_hash, variable_htab_eq): Constify.
12423 * varasm.c (const_desc_hash): Likewise.
12425 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12427 * expr.c (handled_component_p): Constify.
12428 * fold-const.c (fit_double_type): Likewise.
12429 * real.h (real_value_from_int_cst): Likewise.
12430 * tree-flow-inline.h (gimple_in_ssa_p,
12431 gimple_aliases_computed_p, gimple_addressable_vars,
12432 gimple_call_clobbered_vars, gimple_referenced_vars,
12433 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12434 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12435 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12436 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12437 is_label_stmt, is_global_var, phi_ssa_name_p,
12438 factoring_name_p, is_call_clobbered, tree_common_ann,
12439 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12440 unmodifiable_var_p, array_ref_contains_indirect_ref,
12441 ref_contains_array_ref, lookup_subvars_for_var,
12442 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12443 gimple_mem_ref_stats): Likewise.
12444 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12445 may_aliases, is_exec_stmt, is_label_stmt,
12446 ref_contains_array_ref, array_ref_contains_indirect_ref,
12447 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12448 unmodifiable_var_p): Likewise.
12449 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12450 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12451 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12452 cst_and_fits_in_hwi, real_value_from_int_cst,
12453 build_real_from_int_cst, integer_zerop, integer_onep,
12454 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12455 tree_floor_log2, real_zerop, real_onep, real_twop,
12456 real_minus_onep, really_constant_p, purpose_member, chain_member,
12457 list_length, fields_length, int_size_in_bytes, bit_position,
12458 int_bit_position, byte_position, int_byte_position, expr_align,
12459 array_type_nelts, tree_node_structure,
12460 type_contains_placeholder_1, iterative_hash_pointer,
12461 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12462 tree_map_base_eq, type_hash_list, type_hash_eq,
12463 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12464 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12465 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12466 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12467 int_fits_type_p, get_containing_scope, decl_function_context,
12468 decl_type_context, omp_clause_operand_check_failed,
12469 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12470 * tree.h (omp_clause_operand_check_failed, tree_size,
12471 build_real_from_int_cst, array_type_nelts, purpose_member,
12472 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12473 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12474 is_attribute_p, check_qualified_type, expr_align,
12475 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12476 int_byte_position, list_length, fields_length, initializer_zerop,
12477 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12478 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12479 tree_node_structure, handled_component_p, get_containing_scope,
12480 decl_function_context, decl_type_context, real_zerop,
12481 type_num_arguments, fit_double_type, really_constant_p,
12482 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12483 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12484 real_twop, real_minus_onep, int_cst_value): Likewise.
12486 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12488 * cfglayout.c (insn_scope, insn_line): Constify.
12489 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12490 const_double_htab_hash, const_double_htab_eq,
12491 mem_attrs_htab_hash): Likewise.
12492 * loop-iv.c (biv_eq): Likewise.
12493 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12494 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12495 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12497 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12498 error_for_asm, warning_for_asm, _fatal_insn,
12499 _fatal_insn_not_found): Likewise.
12500 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12501 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12502 rtl_check_failed_type2, rtl_check_failed_code1,
12503 rtl_check_failed_code2, rtl_check_failed_code_mode,
12504 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12505 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12506 rtl_check_failed_type2, rtl_check_failed_code1,
12507 rtl_check_failed_code2, rtl_check_failed_code_mode,
12508 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12509 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12510 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12511 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12512 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12513 rtx_unstable_p, get_integer_term, get_related_value,
12514 offset_within_block_p, reg_mentioned_p, count_occurrences,
12515 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12516 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12517 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12518 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12519 find_constant_src, find_reg_fusage, find_regno_fusage,
12520 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12521 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12522 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12523 computed_jump_p, auto_inc_p, in_expr_list_p,
12524 remove_node_from_expr_list, loc_mentioned_in_p,
12525 label_is_jump_target_p, reversed_comparison_code_parts,
12526 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12527 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12528 print_inline_rtx): Likewise.
12529 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12530 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12531 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12532 get_integer_term, get_related_value, offset_within_block_p,
12533 count_occurrences, reg_mentioned_p, no_labels_between_p,
12534 reg_used_between_p, reg_referenced_p, single_set_2,
12535 multiple_sets, set_noop_p, refers_to_regno_p,
12536 reg_overlap_mentioned_p, dead_or_set_p,
12537 covers_regno_no_parallel_p, covers_regno_p,
12538 dead_or_set_regno_p, find_reg_note, find_regno_note,
12539 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12540 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12541 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12542 side_effects_p, may_trap_p_1, may_trap_p,
12543 may_trap_after_code_motion_p, may_trap_or_fault_p,
12544 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12545 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12546 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12547 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12548 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12550 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12551 warning_for_asm): Likewise.
12552 * tree.h (print_rtl): Likewise.
12553 * varasm.c (get_pool_mode): Likewise.
12555 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12557 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12558 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12559 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12560 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12561 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12562 * ddg.c (compare_sccs): Likewise.
12563 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12564 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12565 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12566 decimal_do_fix_trunc, decimal_real_to_integer,
12567 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12568 * dse.c (const_group_info_t): New.
12569 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12570 * dwarf2out.c (const_dw_die_ref): New.
12571 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12572 * tree-browser.c (TB_parent_eq): Likewise.
12573 * unwind-dw2-fde.c (__register_frame_info_bases,
12574 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12575 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12577 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12578 * unwind-dw2.c (uw_frame_state_for): Likewise.
12579 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12580 * value-prof.h (const_histogram_value): New.
12582 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12584 * config/mips/mips.c (machine_function): Add
12585 initialized_mips16_gp_pseudo_p.
12586 (mips16_gp_pseudo_reg): Do not emit the initialization of
12587 mips16_gp_pseudo_rtx when being called from the gimple cost-
12588 calculation routines; emit it on the first use outside those
12591 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12593 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12596 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12597 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12598 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12599 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12600 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12601 Preserve const-ness of parameters through use of __typeof(),
12602 also constify and tidy.
12604 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12605 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12606 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12607 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12608 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12609 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12610 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12611 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12612 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12614 2007-07-25 Julian Brown <julian@codesourcery.com>
12615 Mark Shinwell <shinwell@codesourcery.com>
12617 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12618 (alpha_mangle_type): This.
12619 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12620 (TARGET_MANGLE_TYPE): Define this instead.
12621 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12622 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12623 (arm_init_neon_builtins): Fix comment.
12624 (arm_mangle_map_entry): New.
12625 (arm_mangle_map): New.
12626 (arm_mangle_type): New.
12627 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12628 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12629 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12630 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12631 (TARGET_MANGLE_TYPE): Define this instead.
12632 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12633 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12634 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12635 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12636 (TARGET_MANGLE_TYPE): Define this instead.
12637 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12639 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12640 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12641 (TARGET_MANGLE_TYPE): Define this instead.
12642 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12643 (s390_mangle_type): This.
12644 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12645 (TARGET_MANGLE_TYPE): Define this instead.
12646 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12647 (sparc_mangle_type): This.
12648 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12649 (TARGET_MANGLE_TYPE): Define this instead.
12650 * cp/mangle.c (write_type): Call mangle_type target hook on all
12651 types before mangling. Use original type, not main variant, as
12653 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12654 (TARGET_MANGLE_TYPE): This.
12655 * target.h (gcc_target): Rename mangle_fundamental_type to
12657 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12658 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12660 2007-07-25 Julian Brown <julian@codesourcery.com>
12661 Paul Brook <paul@codesourcery.com>
12662 Joseph Myers <joseph@codesourcery.com>
12663 Mark Shinwell <shinwell@codesourcery.com>
12665 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12666 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12667 (with_fpu): Allow --with-fpu=neon.
12668 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12669 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12670 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12671 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12672 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12673 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12674 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12675 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12676 (output_move_neon): Add prototypes.
12677 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12678 (all_fpus): Add FPUTYPE_NEON.
12679 (fp_model_for_fpu): Add NEON field.
12680 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12681 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12683 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12685 (thumb2_legitimate_address_p): Likewise.
12686 (neon_valid_immediate): Recognize and prepare constants suitable for
12688 (neon_immediate_valid_for_move): New function. Recognize and prepare
12689 immediates for NEON move instructions.
12690 (neon_immediate_valid_for_logic): New function. Recognize and
12691 prepare immediates for NEON logic instructions.
12692 (neon_output_logic_immediate): New function. Create asm string
12693 suitable for outputting immediate logic instructions.
12694 (neon_pairwise_reduce): New function. Implement reduction using
12695 pairwise operations.
12696 (neon_expand_vector_init): New function. Expand a (possibly
12697 non-constant) vector initialization.
12698 (neon_vector_mem_operand): New function. Memory operands supported
12699 for quad-word loads/stores to/from ARM or NEON registers. Don't
12700 allow base+offset addressing for core regs.
12701 (neon_struct_mem_operand): New function. Valid mems for NEON
12703 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12704 from neon_vector_mem_operand addresses without a secondary register.
12705 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12706 (add_minipool_backward_ref): Likewise.
12707 (dump_minipool): Likewise.
12708 (push_minipool_fix): Likewise.
12709 (output_move_quad): New function. Output quad-word moves, loads and
12710 stores using ARM registers.
12711 (output_move_vfp): Add support for vectors in VFP (NEON) D
12713 (output_move_neon): Output a NEON load/store to/from a quadword
12715 (arm_print_operand): Implement new codes:
12716 - 'c' for unadorned integers (without a # sign).
12717 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12719 - 'e', 'f' for the low and high D parts of a NEON Q register.
12720 - 'q' outputs a NEON Q register.
12721 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12722 - 'T' prints NEON opcode features from a coded bitmask.
12723 - 'F' is similar to T, but signed/unsigned codes both print as
12725 - 't' is similar to T, but 'u' is printed instead of 'p'.
12726 - 'O' prints 'r' if NEON instruction should perform rounding (as
12727 specified by bitmask), else prints nothing.
12728 - '#' is a punctuation character to stop operand numbers from
12729 running together with following digits in the assembler
12730 strings for instructions (when using mode attributes).
12731 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12732 constant vectors in big-endian mode, where necessary.
12733 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12734 Handle EI, OI, CI, XI modes.
12735 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12736 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12737 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12738 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12739 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12741 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12742 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12743 to turn v8qi, etc. into bits defined above.
12744 (neon_itype): New enumeration. Classifications of NEON builtins.
12745 (neon_builtin_datum): Define struct. Contains information about
12746 a single builtin (with multiple modes).
12747 (CF): Define helper macro for...
12748 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12750 (neon_builtin_data): New array. Define information about builtins
12751 for use during initialization/expansion.
12752 (arm_init_neon_builtins): New function.
12753 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12755 (neon_builtin_compare): New function.
12756 (locate_neon_builtin_icode): New function. Find an insn code for a
12757 builtin given a function code for that builtin. Also return type of
12758 builtin (NEON_BINOP, NEON_UNOP etc.).
12759 (builtin_arg): New enumeration. Types of arguments for builtins.
12760 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12761 Takes a variable argument list of builtin_arg types, terminated by
12763 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12764 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12765 (neon_emit_pair_result_insn): New function. Support returning pairs
12766 of vectors via a pointer.
12767 (neon_disambiguate_copy): New function. Set up operands for a
12768 multi-word copy such that registers do not get clobbered.
12769 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12770 ARM_BUILTIN_NEON_BASE.
12771 (arm_file_start): Set float-abi attribute for NEON.
12772 (arm_vector_mode_supported_p): Enable NEON vector modes.
12773 (arm_mangle_map_entry): New.
12774 (arm_mangle_map): New.
12775 (arm_mangle_vector_type): New.
12776 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12778 (TARGET_NEON): New macro. Target supports NEON.
12779 (fputype): Add FPUTYPE_NEON.
12780 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12781 for vectorization based on command-line arg.
12782 (NEON_REGNO_OK_FOR_NREGS): Define.
12783 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12784 (VALID_NEON_STRUCT_MODE): Define.
12785 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12786 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12787 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12788 (consttable_16): Add pattern for outputting 16-byte minipool
12790 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12792 (vec-common.md, neon.md): Include md files.
12793 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12794 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12795 (memory_constraint "Ut", "Un", "Us"): Define.
12796 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12797 (MMX_char): New mode attribute.
12798 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12799 (*add<mode>3_iwmmxt): New insn pattern.
12800 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12801 (*sub<mode>3_iwmmxt): New insn pattern.
12802 (mulv4hi3): Rename to...
12803 (*mulv4hi3_iwmmxt): This.
12804 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12805 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12806 (uminv4hi3, uminv2si3): Remove. Replace with...
12807 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12808 (*umin<mode>3_iwmmxt): These.
12809 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12810 (ashr<mode>3_iwmmxt): This new pattern.
12811 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12812 (lshr<mode>3_iwmmxt): This new pattern.
12813 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12814 (ashl<mode>3_iwmmxt): This new pattern.
12815 * config/arm/neon-docgen.ml: New file. Generate documentation for
12817 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12818 * config/arm/arm_neon.h: New (autogenerated).
12819 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12821 * config/arm/neon.md: New file. Define NEON instructions.
12822 * config/arm/neon.ml: New file. Abstract description of NEON
12823 instructions, used to generate arm_neon.h header, documentation and
12825 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12826 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12828 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12830 (ARM NEON Intrinsics): New subsection.
12831 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12833 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12835 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12838 2007-07-24 Jan Hubicka <jh@suse.cz>
12840 * regclass.c (move_table): New type.
12841 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12842 (init_move_cost): Break out from ...
12843 (init_reg_sets_1): ... here; simplify computation of
12844 have_regs-of_mode and contains_reg_of_mode.
12845 (record_reg_classes): Unswitch internal loops.
12846 (copy_cost): Trigger lazy initialization of move cost
12847 (record_address_regs): Likewise.
12849 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12851 * config/darwin.c (darwin_override_options): Don't force on
12852 flag_var_tracking_uninit when no debug info is requested.
12854 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12856 * cfgloop.c (init_loops_structure): New function.
12857 (flow_loops_find): Create root of the loop tree unconditionally.
12859 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12861 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12863 2007-07-24 Jan Hubicka <jh@suse.cz>
12865 * caller-save.c: Include ggc.h, gt-caller-save.h
12866 (reg_save_code, reg_restore_code): Rename to ...
12867 (cached_reg_save_code, cached_reg_restore_code): ... those.
12868 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12869 (reg_save_code, reg_restore_code): New functions.
12870 (init_caller_save): Do not intialize
12871 reg_save_code/reg_restore_code tables.
12872 * Makefile.in: (gt-caller-save.h): New.
12874 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12876 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12877 with the mode of the original operand instead of
12880 2007-07-23 Jan Hubicka <jH@suse.cz>
12882 * i386.c (ix86_secondary_memory_needed): Break out to...
12883 (inline_secondary_memory_needed): ... here.
12884 (ix86_memory_move_cost): Break out to ...
12885 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12886 maximum of input and output; fix handling of Q_REGS on 64bit.
12887 (ix86_secondary_memory_needed): Microoptimize.
12889 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12891 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12892 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12893 stmts_from_loop, known_dependences_p, build_rdg): New.
12894 * tree-data-ref.h: Depends on graphds.h.
12895 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12896 (build_rdg): Declared.
12897 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12899 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12901 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12904 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12905 Jakub Jelinek <jakub@redhat.com>
12907 PR middle-end/PR28690
12908 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12910 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12911 and MEM_POINTER operands over REG and MEM operands.
12912 (swap_commutative_operands_p): Change return value to bool.
12913 * rtl.h: Update the corresponding prototype.
12914 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12915 instead of gen_rtx_PLUS.
12916 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12917 value to bool. Change function arguments to rtx's and update code
12919 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12920 calls to match the new declaration.
12921 * simplify-rtx.c (simplify_associative_operation): Don't
12922 reorder simplify_binary_operation arguments.
12924 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12926 * config/mips/mips.c (override_options): Use mips_costs to derive
12927 the default branch cost.
12928 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12930 * config/mips/mips.opt (mbranch-cost=): New option.
12931 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12933 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12935 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12936 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12937 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12938 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12940 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12942 * config/mips/constraints.md (ks): New constraint.
12943 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12944 (*add<mode>3_mips16): ...here.
12946 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12948 * optabs.h (enum optab_index): Add new OTI_signbit.
12949 (signbit_optab): Define corresponding macro.
12950 (enum insn_code signbit_optab[]): Remove array.
12951 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12952 (expand_copysign_absneg): If back end provides signbit insn, use it
12953 instead of bit operations on floating point argument.
12954 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12955 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12956 for availability of signbit insn.
12958 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12959 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12960 SSE mode is not active.
12961 (isinf<mode>2): Disable for mfpmath=sse,387.
12963 2007-07-22 Ben Elliston <bje@au.ibm.com>
12965 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12967 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12969 2007-07-20 Richard Guenther <rguenther@suse.de>
12971 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12972 integral typed condition.
12973 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12974 booleanness. Only preserve conversions from a non-base
12975 type to a base type, not in general between types with
12976 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12977 * tree.def (COND_EXPR): Document that the condition
12978 can be of any integral type.
12980 2007-07-20 Nigel Stephens <nigel@mips.com>
12981 Richard Sandiford <richard@codesourcery.com>
12983 * config/mips/mips.h (mips_dwarf_regno): Declare.
12984 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12985 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12986 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12987 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12988 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12989 (REG_CLASS_NAMES): Update accordingly.
12990 * config/mips/mips.c (mips_dwarf_regno): New array.
12991 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12992 (mips_subword): Remove special handling for accumulator registers.
12993 (override_options): Initiailize mips_dwarf_regno. Remove use
12995 (mips_swap_registers): New function.
12996 (mips_conditional_register_usage): Swap accumulator registers
12997 around if TARGET_LITTLE_ENDIAN.
12998 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12999 * config/mips/constraints.md (h, l): Use the endianness to choose
13000 between MD0_REG and MD1_REG.
13001 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13002 alternative-dependent template.
13004 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13006 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13009 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13011 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13012 predecessor fallthru flags.
13014 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13016 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13017 of compare to the same type.
13018 * cfgloopmanip.c (add_loop): Update information about loop exits.
13019 (loop_version): Remove the innermost loop requirement.
13020 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13021 to sizetype for pointers.
13023 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13025 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13026 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13027 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13029 * config/dfp-bit.c: Empty for TFmode conversions.
13031 2007-07-18 Caroline Tice <ctice@apple.com>
13033 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13034 and handle them correctly; check that src is not NULL before
13036 (find_src_set_src): Likewise.
13038 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13040 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13041 (struct alignment_context, init_alignment_context): New.
13042 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13043 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13044 (XCHAL_HAVE_S32C1I): Likewise.
13045 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13046 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13047 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13048 (ATOMIC, HQI): New macros.
13049 (memory_barrier, *memory_barrier): New.
13050 (sync_lock_releasesi): New.
13051 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13052 (sync_lock_test_and_set<mode>): New.
13053 (sync_<atomic><mode>): New.
13054 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13055 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13056 (xtensa_expand_atomic): New.
13058 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13062 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13063 transformation for builtin ISNORMAL.
13064 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13065 * builtins.def (BUILT_IN_ISNORMAL): New.
13066 * doc/extend.texi: Document isnormal.
13068 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13072 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13073 optabs infrastructure. Provide generic implementation for
13075 (expand_builtin): Handle FINITE/ISFINITE.
13076 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13077 (fold_builtin_1): Likewise.
13079 * builtins.def (BUILT_IN_ISFINITE): New.
13081 * doc/extend.texi: Document isfinite.
13083 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13086 PR middle-end/20558
13088 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13089 generic fallback for isinf.
13090 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13091 calculation code ...
13092 * real.c (get_max_float): ... to here.
13093 * real.h (get_max_float): New.
13095 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13097 PR middle-end/32668
13099 * builtin-attrs.def (ATTR_TYPEGENERIC,
13100 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13102 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13103 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13104 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13105 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13107 * c-common.c (handle_type_generic_attribute): New.
13108 (c_common_attribute_table): Add "type generic".
13110 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13112 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13114 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13115 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13118 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13121 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13122 checking that the operand is an expression.
13124 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13125 Danny Smith <dannysmith@users.sourceforge.net>
13128 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13129 file mapping object in local namespace if Windows version later
13132 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13134 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13135 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13136 arm_cannot_force_const_mem.
13137 (arm_cannot_force_const_mem): New function.
13138 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13139 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13140 of arm_tls_referenced_p.
13141 * config/arm/arm.md (movsi): Split out-of-section constants when
13142 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13143 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13145 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13147 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13149 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13151 * config/mips/mips.md (*extendqihi2): Convert the destination
13154 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13156 * config/pa/fptr.c: Update license header.
13157 * config/pa/milli64.S: Likewise.
13159 2007-07-17 Nick Clifton <nickc@redhat.com>
13161 * COPYING_v3: New file. Contains version 3 of the GNU General
13163 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13164 Lesser General Public License.
13165 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13166 the GNU General Public License.
13168 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13170 PR rtl-optimization/32773
13171 * cfglayout.c (force_one_exit_fallthru): New function.
13172 (cfg_layout_finalize): Use it.
13174 2007-07-16 Richard Guenther <rguenther@suse.de>
13175 Uros Bizjak <ubizjak@gmail.com>
13177 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13178 before forcing it to gimple operand.
13180 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13181 David Ung <davidu@mips.com>
13183 * config/mips/mips.h (TUNE_24K): Define.
13184 (TUNE_MACC_CHAINS): Add TUNE_24K.
13185 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13187 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13188 (r74k_int_madd): .. this new reservation.
13189 (define_bypass): Fixed bypasses for r74k_int_madd to use
13190 mips_linked_madd_p.
13191 * config/mips/24k.md (define_bypass): Define new
13192 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13194 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13195 Nigel Stephens <nigel@mips.com>
13197 * config/mips/mips.md: Include 20kc.md.
13198 * config/mips/20kc.md: New file.
13199 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13200 (mips_adjust_cost): Tweak for 20Kc.
13201 (mips_issue_rate): Likewise.
13202 * config/mips/mips.h (TUNE_20KC): Define.
13204 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13206 * config/rs6000/rs6000.c (struct processor_cost): Add
13207 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13209 (*_cost): Add cache information.
13210 (rs6000_override_options): Set cache parameters.
13212 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13215 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13216 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13218 2007-07-16 Paul Brook <paul@codesourcery.com>
13221 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13222 (cirrus_thumb2_movsi_insn): Ditto.
13224 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13226 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13227 CR2_REGNO to R_CR2.
13229 2007-07-15 Andrew Haley <aph@redhat.com>
13231 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13232 before looking in the context.
13234 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13236 PR middle-end/32398
13237 PR middle-end/32769
13238 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13239 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13240 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13241 (pa_output_function_prologue): Use rp_saved and
13242 current_function_is_leaf to generate .CALLINFO statement.
13243 (hppa_expand_prologue): Set rp_saved.
13244 (hppa_expand_epilogue): Use rp_saved.
13245 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13246 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13248 2007-07-14 Dirk Mueller <dmueller@suse.de>
13250 * omega.c (coalesce): Fix memory leak on early exit.
13251 * matrix-reorg.c (check_allocation_function): Likewise.
13252 * tree-vect-transform.c (vect_get_new_vect_var): free result
13254 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13255 pass pointer to edge vector
13256 (partition_hot_cold_basic_blocks): Fix memory leak.
13257 * collect2.c (prefix_from_string): Free temporary storage.
13258 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13260 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13262 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13263 (DO_GLOBAL_DTORS_BODY): Likewise.
13265 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13266 Nigel Stephens <nigel@mips.com>
13268 * config/mips/mips.c (mips_classify_symbol): Don't return
13269 SYMBOL_SMALL_DATA for constant pool addresses if
13270 TARGET_EMBEDDED_DATA is true.
13272 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13274 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13275 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13276 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13277 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13278 __builtin_ia32_storehps, __builtin_ia32_storelps,
13279 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13280 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13281 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13282 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13283 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13284 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13285 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13286 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13287 using def_builtin_const.
13289 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13291 PR tree-optimization/32705
13292 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13293 (simplify_binary_expression): Use SSA_VAL consistently.
13295 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13297 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13298 (SPEFSCR_REGNO): Delete definition.
13299 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13300 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13301 * config/rs6000/rs6000.h: Do not define *_REGNO.
13302 LINK_REGISTER_REGNUM -> LR_REGNO.
13303 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13304 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13305 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13306 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13307 R_VRSAVE, R_VSCR. Use them.
13308 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13309 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13310 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13311 * config/rs6000/aix.h: Define R_LR. Use it.
13313 2007-07-13 Caroline Tice <ctice@apple.com>
13315 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13316 flag_var_tracking is explicitly turned off (i.e. when variable
13317 tracking is not feasible); otherwise, turn flag_var_tracking on when
13318 flag_var_tracking_uninit is on.
13319 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13320 note definitions, to allow recording of initialization status in the
13322 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13323 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13324 determine if two note locations are equal.
13325 (output_loc_list): Don't output list entries whose start & end labels
13327 (reg_loc_descriptor): Add parameter for initialization status; pass it
13328 to other loc descriptor functions.
13329 (one_reg_loc_descriptor): Add parameter for initialization status;
13330 check its value and add DW_OP_GNU_uninit to returned loc descr if
13332 (multiple_reg_loc_descriptor): Add parameter for initialization
13334 pass init status argument to other loc descriptor functions; check
13335 value of intialization parameter and add DW_OP_GNU_uninit to returned
13336 loc descr if appropriate.
13337 (based_loc_descr): Add parameter for initialization status; add new
13338 variable for return value; check value of initialization parameter and
13339 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13340 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13341 pass init status argument to other loc descriptor functions; check
13342 value of intialization parameter and add DW_OP_GNU_uninit to returned
13343 loc descr if appropriate.
13344 (mem_loc_descriptor): Likewise.
13345 (concat_loc_descriptor): Likewise.
13346 (concatn_loc_descriptor): Likewise.
13347 (loc_descriptor): Add parameter for initialization status; pass it as
13348 argument to other loc descriptor function calls.
13349 (loc_descriptor_from_tree_1): Add appropriate initialization status
13350 to loc descriptor function calls.
13351 (add_location_or_const_value_attribute): Get initialization status
13352 from VAR_LOCATION note; add initialization status to loc descriptor
13354 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13355 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13356 status is uninitialized, add "[uninint]" to output.
13357 * common.opt (fvar-tracking-uninit): New option, similar to
13358 fvar-tracking, to turn on tracking of uninitialized variables; creates
13359 a new global flag, flag_var_tracking_uninit.
13360 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13361 (enum var_init_status): New type, for var initialization status field.
13362 * var-tracking.c (struct location_chain_def): Two new fields, init,
13363 for initialization status, and set_src for the assignment value expr.
13364 (unshare_variable): New parameter for initialization status;
13365 initialize new init and set_src fields.
13366 (var_reg_set): New parameters for initialization status and value;
13367 pass them to set_variable_part.
13368 (var_mem_set): Likewise.
13369 (get_init_value): New function.
13370 (var_reg_delete_and_set): New initialization status & value
13371 parameters; add call to get_init_value if status is unknown; pass new
13372 parameters to clobber_variable_part and var_reg_set.
13373 (var_mem_delete_and_set): Likewise.
13374 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13375 (var_mem_delete): Likewise.
13376 (variable_union): Pass status to unshare_variable; initialize new init
13377 and set_src fields. If flag_var_tracking_uninit is not set, force
13378 status to initialized.
13379 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13380 used later to get the set_src value.
13381 (find_src_status): New function.
13382 (find_src_set_src): New function.
13383 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13384 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13385 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13386 and var_mem_delete_and_set.
13387 (dump_variable): Print out "[uninit]" if appropriate.
13388 (set_variable_part): Add new initialization and set_src parameters;
13389 pass status to unshare_variable; set node->init and node- >set_src
13390 fields and modify slot in hash table appropriately; save the init and
13391 set_src values if appropriate and assign to the new node.
13392 (clobber_variable_part): New set_src parameter; if two nodes have
13393 same variable and same location but different set_src (assignment)
13394 values, clobber old node.
13395 (delete_variable_part): Pass init status to unshare_variable.
13396 (emit_note_insn_var_location): Add initialized var; assign var's init
13397 status to new 'initialized'; pass new init status field to calls to
13398 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13399 status to initialized.
13400 (emit_notes_in_bb): Pass initialization status to calls to
13401 var_reg_set, var_mem_set, var_reg_delete_and_set and
13402 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13403 var_reg_delete_and_set and var_mem_delete_and_set; call
13404 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13405 make up for change in add_stores.
13406 (vt_add_function_parameters): Add status to calls to
13408 * config/darwin.c (darwin_override_options): Turn on uninitialized
13409 tracking automatically, if var_tracking is on and the system is
13412 2007-07-13 Sa Liu <saliu@de.ibm.com>
13414 * config.gcc: Add options for arch and tune on SPU.
13415 * config/spu/predicates.md: Add constant operands 0 and 1.
13416 * config/spu/spu-builtins.def: Add builtins for double precision
13417 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13418 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13420 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13422 * config/spu/spu-protos.h: Add new function prototypes.
13423 * config/spu/spu.c (spu_override_options): Check options -march and
13425 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13426 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13428 (spu_const_from_int): New. Create a vector constant from 4 ints.
13429 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13430 (spu_emit_vector_compare): New. Emit vector compare.
13431 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13432 * config/spu/spu.h: Add options -march and -mtune. Define processor
13433 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13434 CANONICALIZE_COMPARISON.
13435 * config/spu/spu.md: Add new insns for double precision compare
13436 and double precision vector compare. Add vcond and smax/smin patterns
13437 to enable DFmode vector conditional expression.
13438 * config/spu/spu.opt: Add options -march and -mtune.
13439 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13440 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13441 both CELL and CELLEDP targets: spu_testsv.
13442 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13445 2007-07-13 Richard Guenther <rguenther@suse.de>
13447 PR tree-optimization/32721
13448 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13449 TREE_THIS_VOLATILE on the folded reference.
13450 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13451 if the array reference has TREE_THIS_VOLATILE set.
13453 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13456 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13458 2007-07-13 Andreas Schwab <schwab@suse.de>
13460 * gengtype-lex.l: Allow declarations to be indented.
13462 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13464 * ginclude/tgmath.h: New.
13465 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13466 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13467 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13468 * configure: Regenerate.
13470 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13472 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13473 correct index when setting register save state for xd
13476 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13478 * config/sh/sh.c (mark_use): Remove.
13480 2007-07-12 Paul Brook <paul@codesourcery.com>
13482 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13483 reg does not overlap return value.
13485 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13487 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13488 (set_expression_vuses): Ditto.
13489 (init_pre): Initialize expression_vuses.
13491 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13493 * config/i386/sse.md (storentdf, storentsf): New.
13495 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13497 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13499 * tree.c (build_decl_stat): Move code from here...
13500 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13501 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13502 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13503 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13504 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13507 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13508 Devang Patel <dpatel@apple.com>
13510 PR tree-optimization/25413
13511 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13512 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13513 * tree.h (contains_packed_reference): New.
13514 * expr.c (contains_packed_reference): New.
13515 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13516 (vect_enhance_data_refs_alignment): Call
13517 vector_alignment_reachable_p.
13518 * target.h (vector_alignment_reachable): New builtin.
13519 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13520 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13521 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13523 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13525 * target.h (builtin_vectorization_cost): Add new target builtin.
13526 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13527 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13528 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13529 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13530 uninitialized variables.
13531 * tree-vect-transform.c (cost_for_stmt): New function.
13532 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13533 using cost 1 for all scalar stmts. Be less conservative when
13534 estimating the number of prologue/epulogue iterations. Call
13535 targetm.vectorize.builtin_vectorization_cost. Return
13536 min_profitable_iters-1.
13537 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13538 initialization cost instead of TARG_VEC_STMT_COST. Use
13539 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13540 epilogue code. Fix epilogue cost computation.
13541 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13542 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13543 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13544 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13545 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13546 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13548 2007-07-12 Richard Guenther <rguenther@suse.de>
13550 * gimplify.c (gimplify_conversion): Make sure that the result
13551 from maybe_fold_offset_to_reference is trivially convertible
13552 to the desired type before doing the simplification.
13553 (gimplify_expr): Likewise.
13554 * fold-const.c (fold_binary): Use the correct types for
13555 building the simplified expression.
13557 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13559 PR rtl-optimization/32729
13560 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13561 that fallthru to exit.
13563 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13565 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13566 (symDTPOFF2reg): Likewise.
13568 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13570 PR tree-optimization/32663
13572 * tree.h (VALUE_HANDLE_VUSES): Remove.
13573 (struct tree_value_handle): Remove vuses.
13575 * tree-vn.c (create_value_handle_for_expr): Don't set
13576 VALUE_HANDLE_VUSES.
13578 * tree-ssa-pre.c (expression_vuses): New.
13579 (alloc_expression_id): Set up expression_vuses.
13580 (get_expression_vuses): New.
13581 (set_expression_vuses): Ditto.
13582 (clear_expression_ids): Modify for expression_vuses.
13583 (phi_translate_1): Ditto.
13584 (phi_translate_set): Ditto.
13585 (value_dies_in_block_x): Ditto
13586 (valid_in_sets): Ditto.
13587 (add_to_sets): Ditto.
13588 (find_existing_value_expr): Ditto.
13589 (create_value_handle_for_expr): Ditto.
13590 (make_values_for_stmt): Ditto.
13591 (vuse_equiv): Remove.
13593 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13595 * Makefile.in (mostlyclean): Remove object files.
13597 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13599 * toplev.c (no_new_pseudos): Deleted.
13600 * rtl.h (no_new_pseudos): Deleted.
13601 * tree-pass.h (pass_no_new_pseudos): Deleted.
13602 * passes.c (pass_no_new_pseudos): Deleted.
13603 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13604 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13605 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13607 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13608 * rtlhooks.c (gen_lowpart_general): Ditto.
13609 * optabs.c (prepare_operand): Ditto.
13610 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13612 * modulo-sched.c (rest_of_handle_sms): Ditto.
13613 * see.c (rest_of_handle_see): Ditto.
13614 * ifcvt.c (if_convert): Ditto.
13615 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13617 * init-regs.c (gate_initialize_regs): Deleted set of
13619 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13620 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13621 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13623 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13626 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13627 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13628 (*vec_extractv2di_1_rex64): New insn pattern.
13630 2007-07-11 David Daney <ddaney@avtrex.com>
13632 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13633 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13634 for SIGNAL_UNWIND_RETURN_COLUMN.
13635 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13636 (DWARF_FRAME_REGNUM): Rewrite.
13637 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13639 2007-07-11 Nick Clifton <nickc@redhat.com>
13641 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13642 delta and use gen_int_mode in place of GET_INT instead.
13644 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13646 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13649 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13651 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13652 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13654 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13655 (USE_CANONICAL_TYPES): New.
13656 * doc/invoke.texi (verify-canonical-types): Remove.
13657 (use-canonical-types): Add.
13659 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13661 * config/spu/spu.c (spu_optimization_options): Remove setting of
13662 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13663 (spu_override_options): Move it here.
13665 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13667 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13668 * config/mips/mips.c (mips_cpu_info_table): Mention
13669 MIPS_ISA_LEVEL_SPEC in the comment.
13671 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13673 PR tree-optimization/32713
13674 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13676 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13678 PR middle-end/30482
13679 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13680 conditional to flag_isoc99.
13681 (c_common_init_options): Do it here, unconditionally.
13683 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13685 PR tree-optimization/32589
13686 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13687 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13688 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13689 predicate, extracted from...
13690 (set_rhs): ...here. Call it for the expression on entry.
13691 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13692 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13693 (simplify_binary_expression): Use valid_gimple_expression_p
13694 to validate the simplification.
13695 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13697 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13699 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13700 DWARF2_DEBUG on 32 bit target too.
13701 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13703 2007-07-11 Nick Clifton <nickc@redhat.com>
13705 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13706 version for 64-bit hosts.
13708 2007-07-10 David Daney <ddaney@avtrex.com>
13710 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13712 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13714 * config/mips/mips.c (mips_expand_synci_loop): New function.
13715 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13716 (UNSPEC_RDHWR): Same.
13717 (UNSPEC_SYNCI): Same.
13718 (UNSPEC_SYNC): Same.
13719 (clear_cache): New expand.
13723 (clear_hazard): Same.
13724 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13726 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13727 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13729 2007-07-10 Ian Lance Taylor <iant@google.com>
13731 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13734 2007-07-10 David Daney <ddaney@avtrex.com>
13736 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13737 * builtins.c (expand_builtin___clear_cache): New function.
13738 (expand_builtin): Call expand_builtin___clear_cache for
13739 BUILT_IN_CLEAR_CACHE case.
13740 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13741 * doc/md.texi (clear_cache): Document new instruction pattern.
13742 * testsuite/gcc.dg/builtins-64.c: New test.
13744 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13746 * config/cris/cris.md ("movsi"): Fix typo in last change.
13748 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13751 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13753 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13754 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13755 for FUNCTION_DECLs. Don't use align_functions_log if
13757 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13758 even for FUNCTION_DECLs.
13759 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13761 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13762 (DECL_FUNCTION_CODE): Update for new location and name of
13764 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13765 (struct tree_decl_common): Move 'align' and 'off_align' out
13766 of union, ensure they're still on a 32-bit boundary. Remove
13767 other fields in union 'u1'.
13768 (struct tree_function_decl): Add field 'function_code' replacing
13769 'u1.f' in tree_decl_common.
13770 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13771 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13772 (Variable Attributes): Cross-reference 'aligned' attribute
13773 to Function Attributes.
13774 * flags.h (force_align_functions_log): Delete.
13775 * toplev.c (force_align_functions_log): Delete.
13777 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13780 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13781 (*vec_concatv2di_rex): New insn pattern.
13783 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13786 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13788 2007-07-10 Ian Lance Taylor <iant@google.com>
13790 Replace no_new_pseudos in backends.
13791 * rtl.h (can_create_pseudo_p): Define.
13792 * config/darwin.c (machopic_indirect_data_reference): Use
13793 can_create_pseudo_p () instead of no_new_pseudos.
13794 (machopic_indirect_data_reference): Likewise.
13795 (machopic_legitimize_pic_address): Likewise.
13796 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13797 (alpha_emit_set_const_1): Likewise.
13798 (alpha_emit_set_const): Likewise.
13799 (alpha_emit_conditional_move): Likewise.
13800 (alpha_split_conditional_move): Likewise.
13801 * config/alpha/alpha.md (various splitters): Likewise.
13803 * config/arm/arm.c (legitimize_pic_address): Likewise.
13804 (arm_load_pic_register): Likewise.
13805 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13806 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13807 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13808 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13809 * config/cris/cris.md (movsi): Likewise.
13810 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13811 (symGOTOFF2reg_hilo): Likewise.
13812 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13813 * config/h8300/h8300.md (insv, extzv): Likewise.
13814 * config/i386/i386.c (ix86_expand_move): Likewise.
13815 (ix86_expand_vector_move): Likewise.
13816 (ix86_prepare_fp_compare_args): Likewise.
13817 (ix86_expand_carry_flag_compare): Likewise.
13818 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13819 (tls_dynamic_gnu2_combine_32): Likewise.
13820 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13821 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13822 (ia64_expand_movxf_movrf): Likewise.
13823 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13824 (m32c_split_move): Likewise.
13825 (m32c_expand_insv): Likewise.
13826 * config/m68k/m68k.md (movsi): Likewise.
13827 * config/mips/mips.c (mips_force_temporary): Likewise.
13828 (mips_split_symbol): Likewise.
13829 (mips_move_integer): Likewise.
13830 (mips_legitimize_const_move): Likewise.
13831 * config/mn10300/mn10300.md (movsi): Likewise.
13832 * config/pa/pa.c (emit_move_sequence): Likewise.
13833 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13834 (rs6000_got_register): Likewise.
13835 (create_TOC_reference): Likewise.
13836 (rs6000_machopic_legitimize_pic_address): Likewise.
13837 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13838 (various splitters): Likewise.
13839 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13840 (movsi_got): Likewise.
13841 * config/s390/s390.c (emit_symbolic_move): Likewise.
13842 * config/s390/s390.md (movhi, movqi): Likewise.
13843 (load_multiple, store_multiple): Likewise.
13844 * config/score/score.c (score_force_temporary): Likewise.
13845 * config/sh/sh.c (prepare_move_operands): Likewise.
13846 (prepare_cbranch_operands): Likewise.
13847 (emit_fpu_switch): Likewise.
13848 (fpscr_set_from_mem): Likewise.
13849 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13850 (adddi3, subsi3): Likewise.
13851 (various splitters): Likewise.
13852 (divsi_inv_fp_combine): Likewise.
13853 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13854 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13856 * config/sh/predicates.md (xor_operand): Likewise.
13857 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13858 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13859 (movdi_pic_label_ref): Likewise.
13860 * config/spu/spu.c (spu_split_immediate): Likewise.
13861 * config/alpha/alpha.md (various splitters): Remove test
13862 !no_new_pseudos || reload_completed.
13863 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13865 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13866 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13867 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13868 * config/score/score.c (th_output_mi_thunk): Likewise.
13869 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13870 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13872 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13874 PR rtl-optimization/32664
13875 * mode-switching.c (create_pre_exit): Skip barrier insns.
13877 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13879 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13880 force_gimple_operand_bsi.
13881 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13882 rewrite_use_compare): Ditto.
13883 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13885 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13886 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13887 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13888 * tree-profile.c (prepare_instrumented_value,
13889 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13890 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13891 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13892 tree_gen_ior_profiler): Ditto.
13893 * tree-ssa-reassoc.c (negate_value): Ditto.
13894 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13895 Use force_gimple_operand_bsi.
13896 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13897 * tree-if-conv.c (add_to_dst_predicate_list,
13898 find_phi_replacement_condition): Ditto.
13899 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13900 Call mark_symbols_for_renaming for new statements.
13901 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13903 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13905 * cfghooks.c (remove_edge): New function.
13906 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13908 * cfghooks.h (remove_edge): Declare.
13909 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13910 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13912 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13914 * optabs.h: Added declaration for signbit_optab.
13915 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13916 * genoptinit.c (optabs): Added entry for signbit insns.
13917 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13918 insn, if available.
13919 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13920 * config/s390/s390.md (signbit<mode>2): New expander.
13922 2007-07-09 Richard Guenther <rguenther@suse.de>
13924 PR middle-end/32698
13925 * fold-const.c (fold_plusminus_mult_expr): Move constant
13926 arguments second to allow decomposing.
13928 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13931 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13933 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13934 Disregard DECL_FROM_INLINE.
13936 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13939 * doc/invoke.texi: Add ftree-reassoc flag.
13940 * common.opt (ftree-reassoc): New flag.
13941 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13942 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13944 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13946 PR tree-optimization/32681
13947 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13948 saved in second_edge->aux when first_bb is a loop header.
13950 2007-07-09 Jan HUbicka <jh@suse.cz>
13952 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13954 2007-07-09 Richard Guenther <rguenther@suse.de>
13956 * c-decl.c (start_function): Do not promote return type.
13958 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13960 * function.c (do_warn_unused_parameter): Do not warn if
13961 TREE_NO_WARNING is set.
13963 2007-07-08 Andreas Schwab <schwab@suse.de>
13965 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13967 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13970 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13972 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13973 apply to assembly language, too.
13974 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13976 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13978 Revert (note the sccvn portions are *not* reverted)
13979 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13981 Fix PR tree-optimization/23488
13983 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13985 * tree-flow-inline.h (get_value_handle): Ditto.
13986 * tree-ssa-pre.c (decl_vh_map): New.
13987 (decl_node_pool): New.
13988 (can_value_number_operation): Support DECL_P.
13989 (can_PRE_operation): Ditto.
13990 (create_expression_by_pieces): Ditto.
13991 (find_existing_value_expr): Modify to differnetiate between
13992 addressing and top level.
13993 (create_value_handle_for_expr): Handle DECL's.
13994 (poolify_tree): Ditto.
13995 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13996 (make_values_for_stmt): Handle DECL's properly.
13997 (init_pre): Reorg to not init useless things during FRE.
13999 * tree-flow.h: Include pointer-set.h.
14000 (decl_vh_map): Declare.
14001 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14003 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14005 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14006 the constraint description.
14007 * doc/md.texi: Update documentation of AVR constraints.
14009 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14011 * auto-inc-dec.c, config/arm/arm.c,
14012 config/m32r/constraints.md, config/mips/mips.md,
14013 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14014 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14015 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14016 typos. Follow spelling conventions.
14017 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14019 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14020 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14022 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14023 realloc_vuse): Remove.
14024 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14027 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14029 Fix PR tree-optimization/23488
14031 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14032 (try_to_simplify): Ditto.
14033 (visit_use): Ditto.
14034 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14036 * tree-flow-inline.h (get_value_handle): Ditto.
14037 * tree-ssa-pre.c (decl_vh_map): New.
14038 (decl_node_pool): New.
14039 (can_value_number_operation): Support DECL_P.
14040 (can_PRE_operation): Ditto.
14041 (create_expression_by_pieces): Ditto.
14042 (find_existing_value_expr): Modify to differnetiate between
14043 addressing and top level.
14044 (create_value_handle_for_expr): Handle DECL's.
14045 (poolify_tree): Ditto.
14046 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14047 (make_values_for_stmt): Handle DECL's properly.
14048 (init_pre): Reorg to not init useless things during FRE.
14050 * tree-flow.h: Include pointer-set.h.
14051 (decl_vh_map): Declare.
14052 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14054 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14056 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14057 apply to assembly language, too.
14058 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14060 2007-07-06 Ian Lance Taylor <iant@google.com>
14061 Zack Weinberg <zackw@panix.com>
14063 PR middle-end/32441
14064 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14066 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14068 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14069 (prefetch): Likewise if "pref" would be used.
14071 2007-07-06 Josh Conner <jconner@apple.com>
14073 PR middle-end/32602
14074 PR middle-end/32603
14075 * calls.c (store_one_arg): Handle arguments which are partially
14076 on the stack when detecting argument overlap.
14078 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14080 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14081 chosen during find_reloads.
14083 2007-07-06 Richard Guenther <rguenther@suse.de>
14085 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14086 TYPE_ARG_TYPES for verification of argument types. Use
14087 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14088 parameters as variable arguments.
14090 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14092 * libgcc2.h (word_type): Type definition removed.
14093 (cmp_return_type, shift_count_type): Type definitions added.
14094 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14095 replaced with shift_count_type.
14096 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14098 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14099 changed from word_type to Wtype.
14100 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14101 replaced with shift_count_type.
14102 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14104 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14105 and libgcc_shift_count attribute added.
14106 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14107 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14108 (TARGET_INITIALIZER): New target hooks added.
14109 * targhooks.c (default_libgcc_cmp_return_mode,
14110 default_libgcc_shift_count_mode): Default implementations for the new
14111 target hooks added.
14112 * targhooks.h (default_libgcc_cmp_return_mode,
14113 default_libgcc_shift_count_mode): Function prototypes added.
14114 * target.h (struct gcc_target): Fields for the new target hooks added.
14115 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14117 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14120 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14121 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14123 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14124 s390_libgcc_shift_count_mode): Functions added.
14125 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14126 Target hooks defined.
14128 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14130 * config/mips/mips.c (compute_frame_size): Restore the original
14131 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14132 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14133 Document why the difference is needed.
14135 2007-07-06 Richard Guenther <rguenther@suse.de>
14137 * c-common.c (boolean_increment): Use correctly typed
14140 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14142 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14143 the topmost argument register is not also included in the save mask.
14144 (mips16e_collect_argument_save_p): Take a pointer to the argument
14145 register, rather than a pointer to the number of arguments.
14146 (mips16e_collect_argument_saves): Only include argument saves
14147 that aren't in the register mask.
14149 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14151 PR rtl-optimization/32450
14152 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14153 to ensure that instructions are not moved into the prologue when
14154 profiling is on. Remove unused prologue_end variable.
14155 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14156 as a scheduling barrier.
14158 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14161 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14162 Disregard DECL_FROM_INLINE.
14164 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14166 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14167 IORing with a constant.
14169 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14171 PR rtl-optimization/32475
14172 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14173 for every definition of the stack pointer.
14175 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14177 * arm.c (vfp3_const_double_index): Copy signed results of
14178 REAL_VALUE_TO_INT into unsigned vars.
14180 2007-07-05 Richard Guenther <rguenther@suse.de>
14182 PR middle-end/32639
14183 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14185 * tree-ssa.c (useless_type_conversion_p): Check canonical
14188 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14190 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14191 zero_extendhisi2): Change to define_insn_and_split.
14192 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14194 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14196 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14197 pass_match_asm_constraints): New.
14198 * passes.c (init_optimization_passes): Add new pass.
14199 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14200 * function.h (struct function): Add has_asm_statement bit.
14201 (current_function_has_asm_statement): New.
14202 * tree-pass.h (pass_match_asm_constraints): New.
14204 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14206 * config/mips/mips.c (mips_file_start): Avoid declaration
14209 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14211 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14213 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14215 * rtl.def (NOTE): Change print format string to print
14216 operand 5 as a note insn name.
14218 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14219 David Ung <davidu@mips.com>
14221 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14222 * doc/invoke.texi: (MIPS Options): Document them.
14224 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14225 David Ung <davidu@mips.com>
14227 Add support for SmartMIPS ASE.
14229 * optabs.c (expand_binop_directly): New, broken out from...
14230 (expand_binop): Here. Make it try rotating in the other
14231 direction even when the second operand isn't constant.
14232 * config/mips/mips.md (*lwxs): New.
14233 * config/mips/mips.opt (msmartmips): New.
14234 * config/mips/mips.c (mips_lwxs_address_p): New.
14235 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14236 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14237 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14238 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14239 (ISA_HAS_LWXS): New.
14240 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14241 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14242 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14243 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14244 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14245 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14246 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14248 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14250 * tree-vectorizer.c (new_loop_vec_info): Initialize
14251 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14252 * tree-vectorizer.h (_loop_vec_info): Added new filed
14253 min_profitable_iters.
14254 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14255 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14256 * tree-vect-analyze.c (vect_analyze_operations): Set
14257 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14258 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14259 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14260 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14261 and prologue cost to after they are computed.
14262 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14263 TARG_VEC_STMT_COST.
14264 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14265 of creating vectors from scalars according to dt.
14266 (vect_model_store_cost): Likewise.
14267 (vectorizable_call): Use dt array instead of scalar dt. Call
14268 vect_model_simple_cost with additional argument dt.
14269 (vectorizable_assignment): Likewise.
14270 (vectorizable_operation): Likewise.
14271 (vectorizable_type_demotion): Likewise.
14272 (vectorizable_type_promotion): Likewise.
14273 (vectorizable_store): Use dt array instead of scalar dt. Call
14274 vect_model_store_cost with additional argument dt.
14275 (vect_do_peeling_for_loop_bound): Don't call
14276 vect_estimate_min_profitable_iters. Instead, lookup
14277 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14278 "may not be profitable".
14280 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14283 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14284 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14285 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14286 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14288 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14290 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14291 addressing modes cheaper.
14293 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14295 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14296 (dw_ranges_struct): Rename block_num to num. Adjust.
14297 (dw_ranges_by_label_struct): New.
14298 (ranges_by_label, ranges_by_label_allocated,
14299 ranges_by_label_in_use): New variables.
14300 (add_ranges_num): Factored most of the code out of...
14301 (add_ranges): ... this one. Rewrite in terms of the former.
14302 (add_ranges_by_labels): New.
14303 (output_ranges): Output by-label ranges.
14304 (dwarf2out_finish): Output range for multiple-section
14305 compile_unit. Output standard DW_AT_low_pc in addition to
14306 unexpected DW_AT_entry_pc.
14308 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14310 PR tree-optimization/32604
14311 PR tree-optimization/32606
14313 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14314 (compute_antic_safe): Removed.
14315 (ANTIC_SAFE_LOADS): Ditto.
14316 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14317 (execute_pre): Don't call compute_antic_safe.
14318 (vuse_equiv): New function.
14319 (make_values_for_stmt): Use it
14320 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14323 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14326 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14327 rather than a decl.
14328 (avr_attribute_table): Make "naked" attribute apply to function types
14329 rather than to decls.
14330 (avr_handle_fntype_attribute): New function.
14332 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14334 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14337 2007-07-04 David Ung <davidu@mips.com>
14338 Joseph Myers <joseph@codesourcery.com>
14340 * config/mips/mips.md (type): Add logical, signext and move.
14341 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14342 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14343 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14344 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14345 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14346 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14347 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14348 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14349 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14350 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14351 movv2sf_hardfloat_64bit): Use the new types.
14352 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14353 *movdf_softfloat, *movdf_mips16): Use "multi".
14354 (extendqihi2): Replace with a define_expand.
14355 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14356 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14357 * config/mips/74k.md (r74k_int_logical): New reservation and
14359 (r74k_int_arith): Remove "slt".
14360 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14361 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14362 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14363 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14364 reservations for "arith".
14366 2007-07-04 Richard Guenther <rguenther@suse.de>
14368 * tree-ssa.c (useless_type_conversion_p): Add handling for
14369 scalar float and vector types. Only call the types_compatible_p
14370 langhook for aggregate types as last resort. Follow the
14373 2007-07-04 Richard Guenther <rguenther@suse.de>
14375 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14376 the same as NOP_EXPR.
14378 2007-07-04 Nick Clifton <nickc@redhat.com>
14380 * target.h (struct gcc_target): Add target_help field.
14381 * target-def.h (TARGET_HELP): New.
14382 (TARGET_INITIALIZER): Use TARGET_HELP.
14383 * opts.c (command_handle_option): Invoke target_help function, if
14384 defined, when the user has specified --target-help on the command
14386 * doc/invoke.texi: Mention that --target-help might print
14387 additional information.
14388 * doc/tm.texi: Document TARGET_HELP hook.
14390 * arm.c (TARGET_HELP): Override default definition.
14391 (arm_target_help): New - display a wrapped list of cores and
14392 architectures supported.
14394 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14396 * config/v850/v850.c (expand_prologue): Make sure
14397 GEN_INT() argument is sign extended rather than zero extended.
14398 (expand_epilogue): Likewise.
14399 (output_move_double): Delete.
14400 * config/v850/v850-protos.h (output_move_double): Delete.
14401 * config/v850/v850.md (movdi): Delete.
14402 (*movdi_internal): Delete.
14404 (*movdf_internal): Delete.
14406 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14408 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14409 unless compiling RTP PIC.
14411 2007-07-04 Richard Guenther <rguenther@suse.de>
14413 PR tree-optimization/32482
14414 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14415 original ssa name if we didn't find a shift expression.
14416 Fix shift constant for bit zero test.
14418 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14420 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14422 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14424 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14425 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14426 * config/arm/vxworks.h (ASM_SPEC): Delete.
14427 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14429 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14431 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14432 (DDR_REVERSED_P): New.
14433 * tree-data-ref.c (initialize_data_dependence_relation,
14434 build_classic_dist_vector): Set DDR_REVERSED_P.
14436 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14438 PR middle-end/32457
14439 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14440 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14441 init_omega_for_ddr_1): Use non conservative number of iterations
14443 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14444 (analyze_siv_subscript): Remove FIXME and reinitialization of
14445 last_conflicts to chrec_dont_know.
14446 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14448 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14450 * tree.c (maybe_canonicalize_argtypes): Improve description.
14452 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14454 * tree.c (maybe_canonicalize_argtypes): New.
14455 (build_function_type): Set canonical type.
14456 (build_method_type_directly): Ditto.
14457 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14460 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14462 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14464 (rewrite_use_nonlinear_expr): Likewise.
14466 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14468 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14470 2007-07-04 Ben Elliston <bje@au.ibm.com>
14472 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14475 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14477 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14478 (Exception Handling): Likewise.
14480 2007-07-03 Jan Hubicka <jh@suse.cz>
14482 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14484 2007-07-03 Eric Christopher <echristo@apple.com>
14486 * doc/cppopts.texi: Add conflicting option note to -dM.
14487 * doc/invoke.texi: Add note about possible conflicts with
14488 -E for -dCHARS and note that -dM will not produce
14489 any results if there is no machine dependent reorg.
14491 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14493 * tree.h (DECL_ALIGN): Back out previous change.
14495 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14497 * configure.ac: Test for .dtprelword support on MIPS.
14498 * configure, config.in: Regenerate.
14499 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14500 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14502 2007-07-03 Julian Brown <julian@codesourcery.com>
14504 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14505 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14506 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14507 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14509 (all_fpus): Add FPUTYPE_VFP3.
14510 (fp_model_for_fpu): Add VFPv3 field.
14511 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14512 (vfp3_const_double_index): New function. Return integer index of
14513 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14515 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14516 and argument represents a valid RTX for a VFPv3 constant.
14517 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14519 (vfp_emit_fstmd): Similar, for fstmd.
14520 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14521 constants, represented as integer indices.
14522 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14523 VFP_REGNO_OK_FOR_DOUBLE macros.
14524 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14525 (arm_file_start): Set float-abi attribute for VFPv3, and output
14526 correct ".fpu" assembler directive.
14527 (arm_dbx_register_numbering): Add FIXME.
14528 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14529 (fputype): Add FPUTYPE_VFP3.
14530 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14531 (CALL_USED_REGISTERS): Likewise.
14532 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14533 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14534 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14535 (D7_VFP_REGNUM): New.
14536 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14537 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14538 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14539 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14540 (REG_ALLOC_ORDER): Adjust for VFPv3.
14541 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14542 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14543 VFP_LO_REGS, VFP_HI_REGS.
14544 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14545 (IS_VFP_CLASS): Define macro.
14546 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14548 (REGISTER_MOVE_COST): Likewise.
14549 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14550 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14551 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14552 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14553 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14554 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14555 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14556 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14557 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14558 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14559 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14560 where appropriate for single-word registers.
14561 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14562 As above. Fix type attributes.
14563 * config/arm/constraints.md (register_contraint "t"): Define.
14564 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14566 (register_constraint "x"): Define.
14567 (constraint "Dv"): Define.
14569 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14571 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14573 2007-07-03 Tom Tromey <tromey@redhat.com>
14575 * c-parser.c (objc_pq_context): Removed.
14576 (objc_need_raw_identifier): Likewise.
14577 (c_parser) <objc_pq_context>: New field.
14578 <objc_need_raw_identifier>: Likewise.
14579 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14580 (c_lex_one_token): Update.
14581 (c_parser_objc_protocol_definition): Update.
14582 (c_parser_objc_method_definition): Update.
14583 (c_parser_objc_methodproto): Update.
14584 (c_parser_declspecs): Update.
14586 2007-07-03 David Ung <davidu@mips.com>
14588 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14590 2007-07-03 David Ung <davidu@mips.com>
14591 Richard Sandiford <richard@codesourcery.com>
14593 * doc/invoke.texi: Document -march=74kf3_2.
14594 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14595 (TUNE_74K): Check for it.
14596 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14597 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14598 * config/mips/mips.md (cpu): Add 74kf3_2.
14599 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14600 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14601 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14602 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14603 74kf3_2 to the CPU list.
14604 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14605 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14606 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14607 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14608 (r74kf3_2_fxfer_from_c1): New insn reservations.
14610 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14611 David Ung <davidu@mips.com>
14613 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14614 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14615 and 74k[fx]. Document aliases for the new options.
14616 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14617 (PROCESSOR_24KF2_1): ...this.
14618 (PROCESSOR_24KX): Rename to...
14619 (PROCESSOR_24KF1_1): ...this.
14620 (PROCESSOR_74KF): Rename to...
14621 (PROCESSOR_74KF2_1): ...this.
14622 (PROCESSOR_74KX): Rename to...
14623 (PROCESSOR_74KF1_1): ...this.
14624 (TUNE_74K): Update PROCESSOR_* names.
14625 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14626 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14627 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14628 (mips_rtx_cost_data): Update processor names in comments.
14629 (mips_issue_rate): Update PROCESSOR_* names.
14630 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14631 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14632 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14633 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14634 Update cpu attribute names.
14635 (r24k_fpu_iss): Rename this reservation to...
14636 (r24kf2_1_fpu_iss): ...this and update all uses.
14637 (r24kx_fpu_iss): Rename this reservation to...
14638 (r24kf1_1_fpu_iss): ...this and update all uses.
14639 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14640 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14641 Update cpu attribute names.
14643 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14645 * config/m32r/constraints.md: New file.
14646 * config/m32r/m32r.c: Include tm-constrs.h.
14647 (small_data_operand): Use satisfies_constraint_* instead of macro.
14648 (addr24_operand, gen_compare): Likewise.
14649 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14650 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14651 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14652 EXTRA_CONSTRAINT): Likewise.
14653 * config/m32r/m32r.md: Include constraints.md.
14654 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14655 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14656 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14657 (two_insn_const_operand, int8_operand, uint16_operand,
14658 reg_or_int16_operand, reg_or_uint16_operand,
14659 reg_or_cmp_int16_operand, cmp_int16_operand,
14660 seth_add3_operand): Likewise.
14662 2007-07-03 Eric Christopher <echristo@gmail.com>
14664 * libgcc2.h: Conditionally declare __bswapsi2 and
14667 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14669 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14672 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14675 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14676 (__gthrw_pragma): Provide default definition.
14677 (__gthrw2): Use it.
14678 * gthr-posix.c (__gthrw_pragma): Define.
14680 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14682 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14683 before declaring inequality.
14685 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14687 * combine.c (recog_for_combine): Log the success or failure of
14688 matching new insn patterns against the machine description in
14691 2007-07-03 Revital Eres <eres@il.ibm.com>
14693 * ddg.c (print_sccs): New function.
14694 (check_sccs): New function.
14695 (create_ddg_all_sccs): Use it.
14696 * ddg.h (print_sccs): Declare.
14697 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14699 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14701 * targhooks.h (default_mode_for_suffix): New function declaration.
14702 * targhooks.c (default_mode_for_suffix): New default target hook.
14703 * target.h (struct c): New structure in the targetm struct.
14704 (mode_for_suffix): New target hook as part of struct c.
14705 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14706 default_mode_for_suffix.
14707 (TARGET_C): New define.
14708 * c-lex.c: Include "target.h".
14709 (interpret_float): Use targetm.c.mode_for_suffix to determine
14710 the mode for a given non-standard suffix.
14711 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14713 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14714 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14716 * doc/extend.texi (Floating Types): New node. Document __float80 and
14717 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14719 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14722 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14723 predicate instead of target_operand.
14724 (divsi3_i1_media, divsi3_media_2): Likewise.
14726 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14728 * tree.h (alias_sets_might_conflict_p): Rename into
14729 alias_sets_must_conflict_p.
14730 * alias.c (alias_sets_might_conflict_p): Likewise.
14731 (alias_sets_conflict_p): Use it.
14732 (objects_must_conflict_p): Likewise.
14733 * c-common.c (strict_aliasing_warning): Adjust.
14735 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14737 * rtlhooks.c (gen_lowpart_if_possible): Check for
14738 invalid subreg before calling gen_lowpart_SUBREG.
14740 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14742 * config/darwin9.h: Add copyright notice.
14743 (LINK_COMMAND_SPEC): Add comment.
14744 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14745 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14746 DARWIN_LIBSYSTEM_HAS_UNWIND.
14748 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14751 * omp-low.c (check_combined_parallel): New function.
14752 (lower_omp_parallel): Call it via walk_stmts, set
14753 OMP_PARALLEL_COMBINED if appropriate.
14754 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14755 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14756 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14757 don't consider it as combined parallel.
14759 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14761 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14762 (gcc_tooldir): Likewise.
14763 * configure: Regenerate.
14764 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14765 old configure.ac gcc_tooldir setting.
14766 (prefix_to_exec_prefix): New variable.
14767 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14768 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14770 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14772 Fix PR tree-optimization/32583
14773 Fix PR tree-optimization/32584
14774 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14775 (phi_translate_set): Use phi_translate directly now.
14776 (make_values_for_stmt): Don't value number RHS if we already know
14779 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14780 Jim Wilson <wilson@specifix.com>
14783 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14786 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14787 Richard Sandiford <richard@codesourcery.com>
14788 Nigel Stephens <nigel@mips.com>
14790 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14791 (mips16e_output_save_restore): Declare.
14792 (mips16e_save_restore_pattern_p): Likewise.
14793 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14794 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14795 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14796 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14797 (BITSET_P): New global macro, extracted from...
14798 (mips_for_each_saved_reg): ...here.
14799 (mips16e_save_restore_info): New struct.
14800 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14801 (mips16e_save_restore_regs): New variable.
14802 (mips_split_plus, mips16e_find_first_register): New functions.
14803 (mips16e_mask_registers): New function.
14804 (compute_frame_size): Expand the commentary before the function.
14805 Enforce the MIPS16e save and restore register range restrictions.
14806 Pad the general register save area at the low end.
14807 (mips16e_save_restore_reg, mips16e_build_save_restore)
14808 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14809 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14810 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14812 (mips_expand_prologue, mips_expand_epilogue): Handle
14813 GENERATE_MIPS16E_SAVE_RESTORE.
14814 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14816 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14818 PR tree-optimization/31966
14819 PR tree-optimization/32533
14820 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14821 "basic_block" description as its third argument. Update function
14822 calls to get destination bb from "edge" argument. Save "cond" into
14823 aux field of the edge. Update prototype for changed arguments.
14824 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14826 (find_phi_replacement_condition): Operate on incoming edges, not
14827 on predecessor blocks. If there is a condition saved in the
14828 incoming edge aux field, AND it with incoming bb predicate.
14829 Return source bb of the first edge.
14830 (clean_predicate_lists): Clean aux field of outgoing node edges.
14831 (tree_if_conversion): Do not initialize cond variable. Move
14832 variable declaration into the loop.
14833 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14834 initializations of new_stmt, arg0 and arg1 variables.
14836 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14838 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14839 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14841 2007-07-02 Richard Guenther <rguenther@suse.de>
14843 * tree-ssa.c (useless_type_conversion_p): Document
14844 future intent as defining the middle-end type system.
14845 Re-structure to call langhook last, group by type class,
14846 mark questionable parts.
14848 2007-07-02 Richard Guenther <rguenther@suse.de>
14850 * tree-flow.h (types_compatible_p): Declare.
14851 * tree-ssa.c (types_compatible_p): New function.
14852 * ipa-type-escape.c (discover_unique_type): Use
14853 types_compatible_p instead of lang_hooks.types_compatible_p.
14854 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14855 * tree-vn.c (expressions_equal_p): Likewise.
14856 * tree.c (fields_compatible_p): Likewise.
14857 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14858 (cprop_operand): Use useless_type_conversion_p instead of
14859 lang_hooks.types_compatible_p.
14860 * tree-inline.c (setup_one_parameter): Likewise.
14861 (declare_return_variable): Likewise.
14862 * tree-nrv.c (tree_nrv): Likewise.
14863 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14864 (maybe_fold_offset_to_component_ref): Likewise.
14865 (maybe_fold_offset_to_reference): Likewise.
14866 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14867 (merge_alias_info): Likewise.
14868 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14869 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14870 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14871 * tree-tailcall.c (find_tail_calls): Likewise.
14872 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14873 * gimplify.c (canonicalize_addr_expr): Likewise.
14874 (fold_indirect_ref_rhs): Likewise.
14875 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14876 (cpt_same_type): Likewise.
14877 (check_pointer_types_r): Swap parameters to cpt_same_type
14879 * fold-const.c (fold_convert): Revert fix for PR15988.
14880 * tree-inline.c (setup_one_parameter): Instead fix it here by
14881 using fold_build1 instead of fold_convert and checking for
14882 error_mark_node. Convert only if the conversion is necessary.
14884 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14886 * configure.ac: Check for .gnu_attribute on Power.
14887 * configure: Regenerate.
14888 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14889 attribute for floating-point ABI.
14891 2007-07-02 Ira Rosen <irar@il.ibm.com>
14893 PR tree-optimization/32230
14894 PR tree-optimization/32477
14895 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14896 address is a constant.
14898 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14900 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14901 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14902 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14903 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14904 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14905 64-bit targets. Add support for *-elfoabi*.
14906 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14907 different settings if $(tm_defines) does not select the EABI.
14908 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14909 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14910 (MIPS_ARCH_OPTION_SPEC): Likewise.
14911 (MIPS_ISA_LEVEL_SPEC): Likewise.
14912 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14913 * config/mips/elfoabi.h: New file.
14915 2007-07-02 Richard Guenther <rguenther@suse.de>
14917 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14918 (useless_type_conversion_p): ... this.
14919 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14920 (useless_type_conversion_p): ... this.
14921 * builtins.c (fold_builtin_memory_op): Rename
14922 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14923 * tree-cfg.c (verify_expr): Likewise.
14924 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14925 * tree-ssa-ccp.c (ccp_fold): Likewise.
14926 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14927 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14928 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14929 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14930 * tree-ssa-pre.c (eliminate): Likewise.
14931 * tree-ssa.c (delete_tree_ssa): Likewise.
14932 (tree_ssa_useless_type_conversion): Likewise.
14933 * tree.c (build2_stat): Likewise.
14935 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14937 Fix PR tree-optimization/32571
14938 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14941 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14943 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14944 and other expected operations explicitly, change default to
14947 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14949 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14951 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14952 (tls_load_dot_plus_eight): Move the label number into the unspec.
14953 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14955 2007-07-01 Andreas Schwab <schwab@suse.de>
14957 * dwarf2out.c (initial_return_save): Define only if used.
14959 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14961 Unreverting Richard's Revert of:
14963 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14965 * dce.c (deletable_insn_p_1): New function, split out from...
14966 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14967 specially, not those inside PARALLELs. Remove BODY argument
14968 and adjust recursive call accordingly.
14969 (prescan_insns_for_dce): Update call to delete_insn_p.
14971 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14972 Revital Eres <eres@il.ibm.com>
14974 * ddg.c (create_ddg_all_sccs): Fix missed
14975 initialization of scc_nodes.
14977 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14979 PR middle-end/32559
14980 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14981 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14983 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14985 * configure.ac: Check for .gnu_attribute on MIPS.
14986 * configure, config.in: Regenerate.
14987 * config/mips/mips.c (mips_file_start): If supported, output
14988 attribute for floating-point ABI.
14990 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14993 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14994 (ffs_cmove): New expander to expand using ctz pattern.
14995 (*ffs_cmove): Remove pattern.
14996 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14997 (ffsdi2): Expand using ctz pattern.
14998 (*ffs_rex64): Remove pattern.
15000 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15002 PR rtl-optimization/32296
15003 * pa.md (return): Delete pattern.
15004 (return_internal): Remove "(const_int 1)" from pattern.
15005 (epilogue): Use return_internal pattern for trivial returns.
15006 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15007 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15009 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15011 * tree-ssa-pre.c (is_exception_related): New function
15012 (can_value_number_operation): Use it.
15014 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15016 Fix PR tree-optimization/32540
15017 Fix PR tree-optimization/31651
15019 * tree-ssa-sccvn.c: New file.
15021 * tree-ssa-sccvn.h: Ditto.
15023 * tree-vn.c: Include tree-ssa-sccvn.h
15024 (val_expr_paid_d): Removed.
15025 (value_table): Ditto.
15026 (vn_compute): Ditto.
15027 (val_expr_pair_hash): Ditto.
15028 (val_expr_pair_expr_eq): Ditto.
15029 (copy_vuses_from_stmt): Ditto.
15030 (vn_delete): Ditto.
15032 (shared_vuses_from_stmt): Ditto.
15033 (print_creation_to_file): Moved up.
15034 (sort_vuses): Ditto.
15035 (sort_vuses_heap): Ditto.
15036 (set_value_handle): Make non-static.
15037 (make_value_handle): Ditto.
15038 (vn_add): Rewritten to use sccvn lookups.
15039 (vn_add_with_vuses): Ditto.
15040 (vn_lookup): Ditto (and second argument removed).
15041 (vn_lookup_with_vuses): Ditto.
15042 (vn_lookup_or_add): Ditto (and second argument removed);
15043 (vn_lookup_or_add_with_vuses): Ditto.
15044 (vn_lookup_with_stmt): New.
15045 (vn_lookup_or_add_with_stmt): Ditto.
15046 (create_value_handle_for_expr): Ditto.
15048 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15049 (seen_during_translate): New function.
15050 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15051 (phi_trans_add): Ditto.
15052 (constant_expr_p): FIELD_DECL is always constant.
15053 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15054 Use constant_expr_p.
15055 Avoid infinite recursion on mutually valued expressions.
15056 Change callers of vn_lookup_or_add.
15057 (phi_translate): New function.
15058 (compute_antic_safe): Allow phi nodes.
15059 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15060 (find_or_generate_expression): Rewrite slightly.
15061 (create_expression_by_pieces): Updated for vn_lookup_or_add
15063 Update VN_INFO for new names.
15064 (insert_into_preds_of_block): Update for new names.
15065 (add_to_exp_gen): New function.
15066 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15067 (find_existing_value_expr): Rewrite to changed vn_lookup.
15068 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15069 (try_look_through_load): Removed.
15070 (try_combine_conversion): Ditto.
15071 (get_sccvn_value): New function.
15072 (make_values_for_phi): Ditto.
15073 (make_values_for_stmt): Ditto.
15074 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15076 (init_pre): Update for SCCVN changes.
15078 (execute_pre): Ditto.
15080 * tree-flow.h (make_value_handle): Declare.
15081 (set_value_handle): Ditto.
15082 (sort_vuses_heap): Ditto.
15083 (vn_lookup_or_add_with_stmt): Ditto.
15084 (vn_lookup_with_stmt): Ditto.
15085 (vn_compute): Remove.
15087 (vn_delete): Ditto.
15088 (vn_lookup): Update arguments.
15090 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15091 (tree-vn.o): Ditto.
15092 (tree-ssa-sccvn.o): New.
15093 (OBJS-common): Add tree-ssa-sccvn.o
15095 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15098 * c-typeck.c (build_external_ref): Don't mark as used if called
15100 * calls.c (rtx_for_function_call): Likewise.
15102 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15106 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15108 * dce.c (deletable_insn_p_1): New function, split out from...
15109 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15110 specially, not those inside PARALLELs. Remove BODY argument
15111 and adjust recursive call accordingly.
15112 (prescan_insns_for_dce): Update call to delete_insn_p.
15114 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15116 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15117 (try_combine): Move potential calls to undo_all() so they happen
15118 before we commit to using the combined insns.
15120 2007-06-30 Jan Hubicka <jh@suse.cz>
15122 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15125 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15127 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15128 (cgraph_remove_unreachable_nodes): Likewise.
15129 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15130 * ipa-inline.c (update_caller_keys): Cast according to the coding
15132 (cgraph_decide_recursive_inlining): Likewise.
15133 (cgraph_decide_inlining_of_small_function): Likewise.
15134 (try_inline): Likewise.
15135 (cgraph_decide_inlining_incrementally): Likewise.
15136 * ipa-pure-const.c (get_function_state): Likewise.
15137 (scan_function): Likewise.
15138 (analyze_function): Likewise.
15139 (static_execute): Likewise.
15140 * ipa-reference.c (scan_for_static_refs): Likewise.
15141 (merge_callee_local_info): Likewise.
15142 (analyze_function): Use type safe memory macros.
15143 (static_execute): Likewise. Cast according to the coding conventions.
15144 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15146 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15148 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15149 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15152 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15154 PR middle-end/30024
15155 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15156 for complex modes (both int and real).
15158 2007-06-29 Jan Hubicka <jh@suse.cz>
15160 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15162 2007-06-29 Jan Hubicka <jh@suse.cz>
15164 PR middle-end/32372
15165 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15168 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15171 * config/avr/avr.c: Include dataflow header file.
15172 (expand_prologue): Adjust for prologue insn change.
15173 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15176 2007-06-29 Richard Guenther <rguenther@suse.de>
15178 PR middle-end/32493
15179 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15180 during type verification.
15182 2007-06-29 Jan Hubicka <jh@suse.cz>
15184 * recog.c (validate_change_rtx_1): Unshare TO argument.
15186 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15188 PR tree-optimization/24659
15189 * tree-vect-transform.c (vectorizable_call): Handle
15190 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15192 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15193 * config/i386/i386.c (enum ix86_builtins)
15194 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15195 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15197 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15198 const using def_builtin_const.
15199 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15200 input operands in the same modes as the result.
15201 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15203 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15205 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15206 (df_set_dead_notes_for_mw): Likewise.
15208 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15210 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15212 2007-06-28 DJ Delorie <dj@redhat.com>
15214 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15216 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15218 * doc/invoke.texi (C++ Dialect Options): Document
15219 fvisibility-ms-compat.
15220 * c.opt (fvisibility-ms-compat): New.
15222 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15225 * tree-affine.c (aff_combination_add_elt): Handle
15226 pointer addition specially.
15228 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15230 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15231 decl is non-external for AIX ABI.
15233 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15235 * config/rs6000/predicates.md (current_file_function_operand):
15236 Ensure the symbol is non-external for AIX ABI.
15238 2007-06-28 Nick Clifton <nickc@redhat.com>
15240 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15241 (fdce, fdse, fpredictive-commoning): Likewise.
15243 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15246 * gcc.c (process_command): Recognize the new -static-libgfortran
15249 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15252 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15253 Use a call clobbered hard reg instead of a pseudo reg.
15255 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15257 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15259 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15262 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15263 REG_LIBCALL and REG_RETVAL notes.
15264 (divsi3, mulsi3): Likewise.
15265 (mulhisi3): Likewise. Use emit_libcall_block.
15266 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15268 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15270 PR rtl-optimization/32481
15271 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15273 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15275 * dce.c (deletable_insn_p_1): New function, split out from...
15276 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15277 specially, not those inside PARALLELs. Remove BODY argument
15278 and adjust recursive call accordingly.
15279 (prescan_insns_for_dce): Update call to delete_insn_p.
15281 2007-06-27 Richard Guenther <rguenther@suse.de>
15283 PR middle-end/32492
15284 * tree.h (fold_convertible_p): Declare.
15285 * fold-const.c (fold_convertible_p): New function.
15286 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15287 instead of lang_hooks.types_compatible_p.
15289 2007-06-26 Jan Hubicka <jh@suse.cz>
15291 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15292 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15293 early use validate_unshare_change.
15294 (reload_combine): Likewise.
15295 * recog.c (change_t): New field unshare.
15296 (validate_change_1): Rename from validate_change; add argument unshare.
15297 (validate_change): Turn into wrapper of validate_change_1; update
15298 prototype for bools.
15299 (validate_unshare_change): New.
15300 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15301 calls of df_insn_rescan.
15302 * recog.h (validate_change): Replace ints by bools.
15303 (validate_unshare_change): Declare.
15305 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15307 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15309 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15311 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15313 2007-06-25 Jan Hubicka <jh@suse.cz>
15315 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15317 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15318 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15319 places other call site specific checks are performed.
15321 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15324 * tree-vect-transform.c (vectorizable_operation): Convert
15325 POINTER_PLUS_EXPR over to PLUS_EXPR.
15327 2007-06-25 Chao-ying Fu <fu@mips.com>
15329 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15330 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15331 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15332 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15334 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15335 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15336 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15337 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15338 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15339 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15340 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15341 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15342 ALL_FIXED_POINT_MODE_P): New define.
15343 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15345 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15347 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15348 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15349 MODE_VECTOR_UACCUM): New mode classes.
15351 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15352 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15353 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15356 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15357 (blank_mode): Initialize ibit and fbit.
15358 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15359 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15361 (new_adjust): Change required_class to required_class_from and
15362 required_class_to for testing within a range.
15363 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15364 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15365 MODE_VECTOR_UACCUM.
15366 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15367 (make_fixed_point_mode): New.
15368 (_ADD_ADJUST): Change C to C1 and C2.
15369 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15370 use a range for machine classes.
15371 (ADJUST_IBIT, ADJUST_FBIT): New.
15372 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15374 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15375 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15376 Emit adjustment for ibit and fbit.
15377 (emit_mode_ibit, emit_mode_fbit): New.
15378 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15380 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15382 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15383 as the source of the set.
15385 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15387 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15388 FP_REGNO_P): Use IN_RANGE.
15389 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15390 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15391 (DATA_REG_P): Use DATA_REGNO_P.
15392 (FP_REG_P): Use FP_REGNO_P.
15393 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15394 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15395 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15397 2007-06-24 Jan Hubicka <jh@suse.cz>
15399 PR middle-end/30563
15400 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15402 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15404 PR middle-end/32461
15405 * fold-const.c (fold_binary): Strip nops of operand 0
15406 of BIT_NOT_EXPR before calling operand_equal_p.
15407 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15408 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15410 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15412 * doc/extend.texi: Document that dllimport and dllexport imply
15413 default visibility.
15414 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15415 imported or exported declaration, including type declarations.
15416 * c-common.c (handle_visibility_attribute): Check for conflicts
15417 with dllimport/dllexport.
15418 (c_determine_visibility): Handle dllimport/dllexport as an
15419 explicit visibility atttribute.
15421 2007-06-23 Richard Guenther <rguenther@suse.de>
15423 PR tree-optimization/16876
15424 PR middle-end/29478
15425 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15427 * tree-inline.c (initialize_inlined_parameters): Do not call
15428 lang_hooks.tree_inlining.convert_parm_for_inlining.
15429 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15430 reason for mismatched types.
15431 * gimplify.c (gimplify_call_expr): Verify the call expression
15432 arguments match the called function type signature. Otherwise
15433 mark the call expression to be not considered for inlining
15434 using CALL_CANNOT_INLINE_P flag.
15435 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15436 edges call expression.
15437 (cgraph_decide_inlining_of_small_function): Likewise.
15438 (cgraph_decide_inlining): Likewise.
15439 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15441 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15442 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15443 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15444 Remove declaration.
15445 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15446 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15448 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15449 convert_parm_for_inlining member.
15451 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15454 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15455 Remove optimization for GT.
15457 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15459 PR middle-end/32437
15460 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15462 (prescan_insns_for_dce): Add extra parameter.
15464 2007-06-23 Jan Hubicka <jh@suse.cz>
15466 PR middle-end/31541
15467 * gimplify.c (mark_addressable): New function.
15468 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15470 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15472 PR middle-end/32374
15473 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15475 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15478 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15479 moves between MMX/SSE registers to at least 8 units to prevent
15480 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15482 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15484 * config/i386/i386.c (override_options): Correct x86_sahf
15487 2007-06-21 David Daney <ddaney@avtrex.com>
15490 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15491 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15492 (exception_receiver): Renamed to ...
15493 (nonlocal_goto_receiver): ... this.
15495 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15497 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15498 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15499 partial register accesses.
15501 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15503 * fold-const.c (debug_fold_checksum): Move it under
15504 ENABLE_FOLD_CHECKING.
15506 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15508 PR middle-end/20623
15509 * tree.h (debug_fold_checksum): Declared.
15510 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15511 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15512 build_fold_addr_expr_with_type_1.
15513 (fold_addr_expr, debug_fold_checksum): New.
15514 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15515 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15516 Use fold_addr_expr.
15518 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15520 PR tree-optimization/19590
15521 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15522 of scev is a constant.
15524 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15526 * df-problems.c (df_note_bb_compute): Made computation of live
15527 info consistent with df_lr.
15529 2007-06-21 Richard Guenther <rguenther@suse.de>
15531 PR tree-optimization/32453
15532 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15533 for pointer anti-range.
15535 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15537 * config/i386/i386.c (processor_target_table): Increase maximum
15538 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15541 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15542 byte alignment if > 8 byte alignment is preferred.
15543 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15545 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15547 PR tree-optimization/31866
15548 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15549 if ASM_EXPR's input is not a SSA_NAME.
15551 PR middle-end/32362
15552 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15553 but decl is a global var, instead return decl.
15554 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15555 even for is_global_var decls, if they are private in some outer
15558 2007-06-21 Richard Guenther <rguenther@suse.de>
15560 PR tree-optimization/32451
15561 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15563 2007-06-21 Christian Bruel <christian.bruel@st.com>
15565 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15566 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15567 (push_regs): Changed saving order or banked registers.
15568 (sh_expand_epilogue): Likewise.
15569 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15570 (FIRST_BANKED_REG): Likewise.
15571 (LAST_BANKED_REG): Likewise.
15572 * config/sh/sh.md (banked) New attribute.
15573 (in_delay_slot): Check banked attribute.
15575 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15577 PR tree-optimization/32075
15578 * tree-data-ref.c (subscript_dependence_tester_1,
15579 analyze_miv_subscript, analyze_overlapping_iterations,
15580 add_distance_for_zero_overlaps, build_classic_dist_vector,
15581 subscript_dependence_tester_1, analyze_overlapping_iterations,
15582 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15583 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15584 to evolution_function_is_affine_multivariate_p.
15586 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15588 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15590 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15593 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15595 * config/m32c/prologue.md (epilogue_exitd_16): New.
15596 (epilogue_reit_16): New.
15597 (epilogue_exitd): Rename to epilogue_exitd_24.
15598 (epilogue_reit): Rename to epilogue_reit_24.
15600 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15601 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15603 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15605 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15606 if dbg_cnt (sched_insn) reaches the limit.
15607 (choose_ready): New parameter INSN_PTR and new return value.
15608 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15609 the new return value from choose_ready.
15610 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15611 (rest_of_handle_global_alloc): New global_alloc_at_func.
15613 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15615 PR tree-optimization/25737
15616 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15617 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15618 * tree-flow.h (struct fieldoff): Add new field alias_set.
15619 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15620 argument addressable_type. Set alias_set of fieldoff.
15621 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15622 (create_overlap_variables_for): Pass alias_set from fieldoff to
15624 * alias.c (get_alias_set): Use alias_set from SFT if set.
15626 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15628 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15629 of a variable as an unsigned HOST_WIDE_INT integer.
15631 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15633 PR rtl-optimization/32405
15634 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15636 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15638 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15640 PR middle-end/31959
15641 * builtins.c: Include diagnostic.h.
15642 (expand_builtin_expect): Make gcc_assert more permissive.
15643 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15645 PR inline-asm/32109
15646 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15649 PR middle-end/32285
15650 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15651 if ACCUMULATE_OUTGOING_ARGS.
15653 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15655 * config/m68hc11/m68hc11.c: Include dataflow header file.
15656 (m68hc11_reorg): Port to dataflow.
15658 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15660 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15661 (struct df_problem.free_blocks_on_set_blocks): New field.
15662 (struct dataflow.optional_p): New field.
15663 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15664 (df_live_set_all_dirty): New function.
15665 * df-scan.c (df_scan_alloc): Initialize optional_p.
15666 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15667 * df-core.c (df_set_blocks): Removed use of
15668 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15669 df_problem.free_blocks_on_set_blocks to determine which blocks are
15671 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15672 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15673 uses dataflow.optional_p to determine if problem should be
15675 (rest_of_handle_df_initialize): Only start live problem if
15677 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15678 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15679 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15680 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15681 problem_NOTE): Initialize free_blocks_on_set_blocks.
15682 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15684 (df_live_set_all_dirty, df_note_alloc): New function.
15685 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15687 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15688 * postreload.c (reload_combine): Ditto.
15689 * cse.c (cse_extended_basic_block): Ditto.
15690 * regmove.c (mark_flags_life_zones): Ditto.
15691 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15692 erase_matching_seqs): Ditto.
15693 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15694 * integrate (allocate_initial_values): Ditto.
15695 * combine.c (reg_dead_at_p): Ditto.
15696 * resource.c (mark_target_live_regs): Ditto.
15697 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15698 * config/sh/sh.c (find_r0_life_regions): Ditto.
15699 * global.c (rest_of_handle_global_alloc): Only add back df_live
15701 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15702 df_live for -O > 1.
15703 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15705 (if_convert): Make sure df_live is there at -O == 1.
15706 (pass_if_after_combine): Cleanup flags.
15707 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15708 is there at -O == 1.
15710 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15712 * config/arm/arm.c (arm_get_frame_offsets): Set
15713 offsets->locals_base to avoid negative stack size.
15714 (thumb1_expand_prologue): Assert on negative stack size.
15716 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15718 PR tree-optimization/32367
15719 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15720 of the chrec has no evolution in that loop.
15721 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15723 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15725 * config/xtensa/xtensa.c: Include "df.h".
15726 (xtensa_builtin_saveregs): Use adjust_address instead of
15728 (xtensa_va_start): Invoke make_tree with sizetype for
15729 expand_builtin_saveregs and then convert the result to a pointer.
15730 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15731 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15732 Subtract argument size from index value as integers and then use
15733 POINTER_PLUS_EXPR to add the result to the array address.
15735 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15738 * config/m32c/m32c.c: Include dataflow header file.
15739 (m32c_emit_prologue): Adjust for prologue insn change.
15740 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15741 once inside a PARALLEL. Assume frame size passed in operand 0
15742 includes space to save the fb register.
15743 (prologue_enter_24): Likewise.
15744 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15746 2007-06-19 David Daney <ddaney@avtrex.com
15749 * config/mips/mips.md (cprestore): Mark $gp as used.
15751 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15754 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15755 (frv_ifcvt_modify_insn): Likewise.
15757 2007-06-19 Richard Guenther <rguenther@suse.de>
15759 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15760 only handle positive offsets that fit in a HOST_WIDE_INT.
15762 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15764 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15765 result of rsqrt insn for zero input argument to avoid NaN.
15767 2007-06-19 Richard Guenther <rguenther@suse.de>
15769 PR middle-end/31950
15770 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15772 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15774 PR tree-optimization/32353
15775 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15777 2007-06-19 Nick Clifton <nickc@redhat.com>
15779 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15781 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15784 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15785 * config/i386/i386.c (assign_386_stack_local): Assert that
15786 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15787 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15788 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15789 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15791 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15793 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15795 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15797 PR rtl-optimization/32321
15798 * gcse.c (replace_store_insn): Update the note before
15799 calling emit_insn_after.
15801 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15803 PR middle-end/32355
15804 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15806 * df-problems.c (df_note_bb_compute): Fix dumping info.
15808 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15810 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15811 insn with emit_jump_insn.
15813 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15815 PR tree-optimization/32383
15816 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15817 * targhooks.h (default_builtin_reciprocal): Update prototype.
15818 * target.h (struct gcc_target): Update builtin_reciprocal.
15819 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15820 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15821 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15822 when fndecl is in BUILT_IN_MD class.
15823 (execute_convert_to_rsqrt): Ditto.
15825 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15826 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15827 Convert BUILT_IN_SQRTF code only when md_fn is false.
15829 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15831 * bt-load.c (move_btr_def): Fix the order of arguments
15832 to validate_replace_rtx.
15834 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15836 * config/m68k/m68k-devices.def: Add 54450..54455.
15838 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15840 PR rtl-optimization/32366
15841 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15842 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15845 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15847 PR middle-end/32349
15848 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15849 this is true, rescan insn being modified.
15850 (sms_schedule): Added rescan parameter.
15851 (rest_of_handle_sms): Moved freeing of dominance info to before
15852 getting out of cfg_layout.
15854 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15856 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15857 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15860 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15861 FL_CF_EMAC from the entry for isac.
15863 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15864 (const_sibcall_operand): New.
15865 (sibcall_operand): Use it.
15866 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15867 (m68k_isas): ISAC does not imply FPU or EMAC.
15868 (override_options): Add ISA_C logic for symbolic jump & call.
15870 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15872 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15873 return mode from the builtin itself.
15874 (sparc_fold_builtin): Fix cast of zero constant.
15876 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15878 * targhooks.c (default_builtin_reciprocal): New default target hook.
15879 * targhooks.h (default_builtin_reciprocal): Add prototype.
15880 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15881 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15882 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15883 default_builtin_reciprocal.
15885 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15887 PR middle-end/31723
15888 * hooks.c (hook_tree_tree_bool_null): New hook.
15889 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15890 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15891 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15892 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15893 and convert it to reciprocal a*rfunc(b).
15894 (execute_convert_to_rsqrt): New function.
15895 (gate_convert_to_rsqrt): New function.
15896 (pass_convert_to_rsqrt): New pass definition.
15897 * target.h (struct gcc_target): Add builtin_reciprocal.
15898 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15899 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15900 TARGET_BUILTIN_RECIPROCAL.
15901 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15903 * config/i386/i386.h (TARGET_RECIP): New define.
15904 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15905 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15906 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15907 and not optimizing for size.
15908 (*rcpsf2_sse): New insn pattern.
15909 (*rsqrtsf2_sse): Ditto.
15910 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15911 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15912 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15913 and not optimizing for size.
15914 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15915 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15916 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15917 and not optimizing for size.
15918 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15919 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15920 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15921 and not optimizing for size.
15922 (*sse_rsqrtv4sf2): Do not export.
15923 (sqrtv4sf2): Ditto.
15924 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15925 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15926 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15927 and not optimizing for size.
15928 (sqrtv4sf2): Ditto.
15929 * config/i386/i386.opt (mrecip): New option.
15930 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15931 (ix86_emit_swsqrtsf): Ditto.
15932 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15933 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15934 builtin definition.
15935 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15936 ix86_expand_unop1_builtin.
15937 (ix86_emit_swdivsf): New function.
15938 (ix86_emit_swsqrtsf): Ditto.
15939 (ix86_builtin_reciprocal): New function.
15940 (TARGET_BUILTIN_RECIPROCAL): Use it.
15941 (ix86_vectorize_builtin_conversion): Rename from
15942 ix86_builtin_conversion.
15943 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15944 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15945 "i386 and x86_64 Options" section.
15946 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15948 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15949 Zdenek Dvorak <dvorakz@suse.cz>
15950 Richard Guenther <rguenther@suse.de>
15951 Kaz Kojima <kkojima@gcc.gnu.org>
15953 * tree-vrp.c (compare_values_warnv): Convert val2 to
15955 (extract_range_from_assert): Create
15956 POINTER_PLUS_EXPR for pointer types.
15957 (extract_range_from_binary_expr): Handle
15958 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15960 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15961 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15962 POINTER_PLUS_EXPR as PLUS_EXPR.
15963 (number_of_iterations_lt_to_ne):
15964 For pointer types, use sizetype when
15965 creating MINUS_EXPR/PLUS_EXPRs.
15966 (assert_loop_rolls_lt): For pointer types, use sizetype when
15967 creating MINUS_EXPR/PLUS_EXPRs.
15968 (number_of_iterations_le): Likewise.
15969 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15970 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15971 like PLUS_EXPR and MINUS_EXPR.
15972 * tree-pretty-print.c (dump_generic_node): Handle
15974 (op_prio): Likewise.
15975 (op_symbol_1): Likewise.
15976 * optabs.c (optab_for_tree_code): Likewise.
15977 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15979 * tree-tailcall.c (process_assignment): Mention
15980 POINTER_PLUS_EXPR in a TODO comment.
15981 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15982 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15983 not used with a pointer and an integer type.
15984 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15985 increment using chrec_convert_rhs instead of chrec_convert.
15986 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15987 PLUS_EXPR except for the right hand side's type will be
15989 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15990 (fold_used_pointer_cast): Kill.
15991 (pointer_offset_p): Kill.
15992 (fold_used_pointer): Kill.
15993 (pointer_used_p): Kill.
15994 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15995 call fold_used_pointer.
15996 (instantiate_parameters_1): Convert the increment
15997 using chrec_convert_rhs instead of chrec_convert.
15998 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15999 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16000 instead of PLUS_EXPR.
16001 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16002 PLUS_EXPR for pointers.
16003 (std_gimplify_va_arg_expr): Likewise.
16004 (fold_builtin_memory_op): Likewise.
16005 (fold_builtin_strstr): Likewise.
16006 (fold_builtin_strchr): Likewise.
16007 (fold_builtin_strrchr): Likewise.
16008 (fold_builtin_strpbrk): Likewise.
16009 (expand_builtin_memory_chk): Likewise.
16010 (fold_builtin_memory_chk): Likewise.
16011 (std_expand_builtin_va_start): Use
16012 sizetype for the call to make_tree and then convert
16013 to the pointer type.
16014 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16015 instead of PLUS_EXPR for adding to a pointer.
16016 (std_gimplify_va_arg_expr): Use fold_build2 for
16017 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16018 the operands to sizetype first and then cast the BIT_AND_EXPR
16019 back to the pointer type.
16020 * fold-const.c (build_range_check): Handle pointer types
16022 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16023 of PLUS_EXPR's. Make sure the offset is converted to
16025 (try_move_mult_to_index): Strip the NOPs from the offset.
16026 Remove code argument and replace all uses with PLUS_EXPR.
16027 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16028 specially. Don't use a pointer type for MINUS_EXPR.
16029 (fold_unary): Handle for (T1)(X op Y),
16030 only p+ as that is the only as that can be handled for
16031 binary operators now.
16032 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16034 <case PLUS_EXPR>: Add folding of PTR+INT into
16036 Don't call try_move_mult_to_index.
16037 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16038 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16039 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16040 Don't call try_move_mult_to_index.
16041 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16042 (tree_expr_nonzero_p): Likewise.
16043 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16044 of PLUS_EXPR for the complex expression folding.
16045 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16046 first chrec is a pointer type, then the second should
16047 be sizetype and not the first's type.
16048 For POINTER_PLUS_EXPR, use a different right hand side type.
16049 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16050 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16051 different right hand side type.
16052 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16053 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16054 instead of PLUS_EXPR.
16055 When either operand is zero, convert the other operand.
16056 (chrec_apply): Use chrec_convert_rhs
16057 on the argument x instead of chrec_convert.
16058 (reset_evolution_in_loop): For pointer types, the new_evol
16059 should be sizetype.
16060 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16061 different right hand side type.
16062 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16063 (chrec_convert_rhs): New function.
16064 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16065 different right hand side type.
16066 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16067 * tree-chrec.h (chrec_convert_rhs): New prototype.
16068 (build_polynomial_chrec): For pointer types, the right hand
16069 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16070 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16071 Remove subtraction case as it is always addition now.
16072 Make sure the offset is converted to sizetype.
16073 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16074 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16075 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16076 PLUS_EXPR in pointer type.
16077 Handle POINTER_PLUS_EXPR.
16078 (tree_to_aff_combination): Likewise.
16079 (force_expr_to_var_cost): Likewise.
16080 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16081 instead of PLUS_EXPR for pointers.
16082 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16083 instead of PLUS_EXPR of pointer types.
16084 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16086 (check_va_list_escapes): Likewise.
16087 (check_all_va_list_escapes): Likewise.
16088 * dwarf2out.c (loc_descriptor_from_tree_1):
16089 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16090 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16091 (string_constant): Likewise.
16092 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16093 the offset to the base, use POINTER_PLUS_EXPR.
16094 (add_to_parts): Convert the index to sizetype.
16095 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16096 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16097 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16098 Offset only holds something for PLUS_EXPR.
16099 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16101 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16103 (analyze_accesses_for_modify_stmt): Likewise.
16104 Remove comment about the type being integral type as it is
16106 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16108 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16110 Correct the type which the artimentic is done in (is now
16113 * tree-data-ref.c (split_constant_offset): Handle
16115 * tree-affine.c (tree_to_aff_combination): Likewise.
16116 * c-typeck.c (build_unary_op): For pointers create the increment
16117 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16119 * gimplify.c (gimplify_self_mod_expr): Create a
16120 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16121 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16122 * tree.def (POINTER_PLUS_EXPR): New tree code.
16123 * tree-predcom.c (ref_at_iteration): If we have a pointer
16124 type do the multiplication in sizetype.
16125 * tree-mudflap.c (mf_xform_derefs_1): Create a
16126 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16127 * tree-ssa-forwprop.c
16128 (forward_propagate_addr_into_variable_array_index):
16129 Don't expect there to be a cast for the index as that
16130 does not exist anymore.
16131 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16132 instead of PLUS_EXPR.
16133 Don't check for the first operand of the POINTER_PLUS_EXPR
16134 was the index as it cannot be.
16135 Call forward_propagate_addr_into_variable_array_index with
16136 the SSA_NAME instead of the statement.
16137 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16138 (compare_constant): Likewise.
16139 (copy_constant): Likewise.
16140 (compute_reloc_for_constant): Likewise.
16141 (output_addressed_constants): Likewise.
16142 (initializer_constant_valid_p): Likewise.
16143 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16144 Convert the MIN/MAX of the inner type to the outer
16145 type before comparing them.
16146 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16147 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16148 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16149 of PLUS_EXPR for pointers.
16150 * tree-inline.c (estimate_num_insns_1): Handle
16152 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16153 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16154 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16155 instead of PLUS_EXPR for the pointer increment statement.
16156 (vect_update_ivs_after_vectorizer): For pointer types, create
16157 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16158 MULT_EXPR in sizetype.
16159 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16161 * tree-object-size.c (plus_expr_object_size): Handle
16162 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16163 code which is trying to figure out which side is a pointer and
16165 (check_for_plus_in_loops_1): Likewise.
16166 (check_for_plus_in_loops): Likewise.
16167 * c-common.c (pointer_int_sum): Create a
16168 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16169 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16170 only POINTER_PLUS_EXPR. Removing all the extra
16171 code which is trying to figure out which side is a pointer and
16173 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16174 PLUS_EXPR and MINUS_EXPR.
16175 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16177 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16178 with make_tree, instead of a pointer type.
16179 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16180 for pointers instead of PLUS_EXPR.
16181 (s390_gimplify_va_arg): Likewise.
16182 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16183 instead of PLUS_EXPR when doing addition on pointer
16184 types. Use sizetype for the second operand.
16185 (spu_gimplify_va_arg_expr): Likewise.
16186 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16187 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16188 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16189 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16190 for the pointer addition and also use size_int/sizetype
16192 (ix86_gimplify_va_arg): Likewise.
16193 Perform BIT_AND_EXPR on sizetype arguments.
16194 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16195 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16196 for the pointer additions and also use size_int for the offsets.
16197 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16198 additions and also use size_int for the offsets. Perform
16199 BIT_AND_EXPR on sizetype arguments.
16200 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16201 POINTER_PLUS_EXPR for pointers and create the
16202 BIT_AND_EXPR in sizetype.
16203 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16204 instead of PLUS_EXPR for pointer addition.
16205 (rs6000_va_start): Likewise.
16206 Also use sizetype for the offset.
16207 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16208 as PLUS_EXPR/MINUS_EXPR.
16209 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16210 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16211 Don't use BIT_AND_EXPR on a pointer type, convert the
16212 expression to sizetype first.
16213 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16215 (mips_gimplify_va_arg_expr): Likewise.
16216 Don't create BIT_AND_EXPR in a pointer type.
16218 2007-06-15 Eric Christopher <echristo@apple.com>
16220 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16221 (x86_64-*-darwin*): Ditto.
16222 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16225 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16227 * doc/extend.texi: Document behavior of __attribute__((aligned))
16230 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16232 * rtlanal.c (note_stores): Improve documentation.
16234 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16236 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16237 LOCAL_LABEL_PREFIX): Delete.
16238 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16239 (bfin_internal_label): Delete.
16241 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16243 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16244 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16245 otherwise define to LIBGCC2_TF_CEXT.
16246 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16247 (LIBGCC_TF_CEXT): Ditto.
16250 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16252 PR rtl-optimization/32339
16253 * df-scan.c (df_uses_record): Don't modify flags but just add to
16254 it for df_ref_record.
16256 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16258 * tree-mudflap.c: Fix whitespace issues.
16260 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16262 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16264 2007-06-14 Eric Christopher <echristo@apple.com>
16266 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16267 (movv4sf): Use gcc_unreachable instead of abort.
16269 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16272 * config/i386/sfp-machine.h (CMPtype): New define.
16273 (mach stubs): Use CMPtype instead of int as a return type.
16275 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16277 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16278 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16279 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16280 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16281 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16282 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16283 config/soft-fp/soft-fp.h: Update from glibc CVS.
16285 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16287 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16289 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16292 * config/v850/v850.c: Include dataflow header file.
16293 (substitute_ep_register): Fix typo.
16295 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16297 * configure.ac: Fix earlier checkin.
16298 * configure: Regenerated.
16300 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16302 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16303 * aclocal.m4: Regenerate.
16304 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16305 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16306 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16307 * configure: Regenerate.
16308 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16310 * Makefile.in (quickstrap): Build libgcc too.
16312 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16314 * configure.ac: Add --enable-checking=df. Explicitly mention that
16315 the variables are initialized as for "release".
16316 * df-core.c: Use it.
16317 * configure: Regenerate.
16318 * config.in: Regenerate.
16320 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16322 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16323 validate_replace_rtx instead of replace_rtx.
16324 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16326 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16328 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16329 (DWARF2_UNWIND_INFO): Override default if configured with
16331 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16332 (ENDFILE_SPEC): Add crtend.o.
16333 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16334 (ENDFILE_SPEC): Add crtend.o.
16335 (TARGET_USE_JCR_SECTION): Define.
16336 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16338 * config/i386/cygming-crtbegin.c: New file.
16339 * config/i386/cygming-crtend.c: New file.
16341 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16343 * config/i386/w32-unwind.h: New file.
16345 2007-06-13 Eric Christopher <echristo@apple.com>
16347 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16348 the user set a value below STACK_BOUNDARY.
16350 2007-06-13 Thiemo Seufer <ths@networkno.de>
16352 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16353 imply -lpthread for -pthread.
16355 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16357 * basic-block.h: Remove the prototype for
16358 free_basic_block_vars.
16359 * cfglayout.h: Remove the prototype for
16360 insn_locators_initialize.
16361 * tree.h: Remove the prototype for emit_line_note.
16363 * tree-ssa-pre.c (mergephitemp): Remove.
16364 (init_pre): Don't use mergephitemp.
16366 2007-06-13 Eric Christopher <echristo@apple.com>
16368 * config/i386/i386.c (override_options): If we've specified
16369 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16371 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16373 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16376 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16378 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16379 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16380 (eh_store_handler): New pattern.
16381 (eh_return): Emit it instead of a plain move.
16383 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16385 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16386 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16387 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16390 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16392 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16393 (find_next_insn_start, find_load): New functions.
16394 (bfin_reorg): Use them to deal with the fact that parallel insns are
16395 no longer represented as a SEQUENCE.
16397 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16399 * config/sparc/sparc.c (sparc_override_options): Initialize
16400 fpu mask correctly.
16402 2007-06-13 Dave Korn <dave.korn@artimi.com>
16404 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16406 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16408 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16409 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16410 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16411 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16412 tree-vect-transform.c: Fix comment typos. Follow spelling
16415 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16417 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16418 to the exit block use set.
16419 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16420 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16421 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16423 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16425 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16426 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16427 to indicate an error.
16428 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16430 (dbg_cnt_process_opt): Print an error on a bad argument.
16431 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16432 * common.opt (-fdbg-cnt-list): New.
16433 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16435 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16437 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16438 flag on ref-all pointers.
16440 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16442 PR middle-end/31579
16443 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16444 for the offset with the modifier as EXPAND_INITIALIZER
16445 if the modifier is EXPAND_INITIALIZER.
16446 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16447 a register if we had an overflow.
16449 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16451 * real.c (real_isfinite): New.
16452 (real_sqrt): Use it.
16453 * real.h (real_isfinite): New.
16454 * builtins.c: Use it.
16456 2007-06-12 Ian Lance Taylor <iant@google.com>
16457 Daniel Berlin <dberlin@dberlin.org>
16460 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16461 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16462 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16463 (DECL_NO_TBAA_P): Define.
16464 (struct tree_decl_common): Add no_tbaa_flag field.
16465 * tree-ssa-structalias.c (struct variable_info): Add
16466 no_tbaa_pruning field.
16467 (new_var_info): Initialize no_tbaa_pruning field.
16468 (unify_nodes): Copy no_tbaa_pruning field.
16469 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16470 (dump_solution_for_var): Print no_tbaa_pruning flag.
16471 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16473 (compute_tbaa_pruning): New static function.
16474 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16475 Call compute_tbaa_pruning.
16476 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16477 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16478 * gimple-low.c (lower_stmt): Likewise.
16479 * tree-gimple.c (is_gimple_stmt): Likewise.
16480 * tree-ssa-operands.c (get_expr_operands): Likewise.
16481 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16482 * tree-inline.c (estimate_num_insns_1): Likewise.
16483 (copy_result_decl_to_var): Likewise.
16484 * expr.c (expand_expr_real_1): Likewise.
16485 * tree-pretty-print.c (dump_generic_node): Likewise.
16486 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16487 * omp-low.c (omp_copy_decl_2): Likewise.
16488 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16489 * doc/c-tree.texi (Expression trees): Document
16490 CHANGE_DYNAMIC_TYPE_EXPR.
16492 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16494 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16495 with !HONOR_NANS and !HONOR_INFINITIES.
16496 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16498 2007-06-12 Tristan Gingold <gingold@adacore.com>
16500 * gcov.c: Comments updated.
16501 (source_info): Add file_time field.
16502 (source_index): New variable.
16503 (mutiple_files): New variable.
16504 (generate_results): New function extracted from process_file.
16505 (process_file): Save and restore chain of functions, generate
16506 results and free structures only if not merging results.
16507 (release_structures): File names are now freed in create_file_names
16508 (create_file_names): Free previous file names.
16509 (find_source): File date is now read here and modifications in
16510 source files is checked here.
16511 (read_graph_file): Only reverse order of functions for the current
16513 (make_gcov_file_name): Do not generate long names if input_name is
16515 (output_lines): If merging results do not display graph, data and
16517 Checking source file modification is done in find_source.
16519 * doc/gcov.texi: Append an s to sourcefile.
16521 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16523 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16524 (forced_nop): New pattern.
16525 * config/bfin/bfin.c: Include "df.h".
16526 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16527 (bfin_discover_loop): Use df_get_live_in instead of
16528 global_live_at_start.
16529 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16530 df_analyze when done.
16531 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16532 the insns. Use QImode for the final insn in a bundle. Call
16533 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16535 (reorder_var_tracking_notes): New function.
16536 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16537 update_life_info. Call df_analyze after scheduling and bundle
16538 generation. Call reorder_var_tracking_notes if generating these
16539 notes. Call df_finish_pass at the end.
16541 2007-06-12 Dirk Mueller <dmueller@suse.de>
16543 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16544 a comparison, not an assignment.
16546 2007-06-12 Olivier Hainque <hainque@adacore.com>
16548 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16549 Request walking the subtrees only, leaving the current is_lhs/val_only
16551 (convert_non_local_reference): Likewise.
16553 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16555 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16557 2007-06-12 Richard Guenther <rguenther@suse.de>
16559 PR tree-optimization/15353
16560 PR tree-optimization/31657
16561 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16562 * timevar.def: Add TV_TREE_IFCOMBINE.
16563 * tree-pass.h (pass_tree_ifcombine): Declare.
16564 * tree-ssa-ifcombine.c: New file.
16565 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16566 * tree-flow.h (blocks_in_phiopt_order): Declare.
16567 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16568 (tree-ssa-ifcombine.o): New dependencies.
16570 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16572 PR rtl-optimization/32293
16573 * combine.c (simplify_if_then_else): Truncate return from
16574 nonzero_bits() to correct mode.
16576 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16578 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16579 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16581 2007-06-11 Diego Novillo <dnovillo@google.com>
16583 * Makefile.in (reload1.o-warn): Remove.
16585 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16587 * combine.c (subst): Use reg_overlap_mentioned_p
16588 instead of comparing register numbers directly.
16590 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16592 * reload1.c (mark_home_live_1): Use the mode parameter.
16594 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16596 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16597 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16599 * df-core.c: Ditto.
16601 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16603 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16605 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16607 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16608 from integer registers.
16609 (FP mode splitters): Handle TFmode.
16611 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16613 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16614 for ref-all pointers that point-to anything.
16616 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16618 * config/arm/arm.c (arm_output_dwarf_dtprel,
16619 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16621 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16623 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16624 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16627 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16629 * tree.c (signed_or_unsigned_type_for): New.
16630 (unsigned_type_for): Use signed_or_unsigned_type_for.
16631 (signed_type_for): Use signed_or_unsigned_type_for.
16632 * tree.h (signed_or_unsigned_type_for): New.
16633 (get_signed_or_unsigned_type): Remove.
16634 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16635 lang_hooks.types.signed_type
16636 (size_diffop): Likewise.
16637 (all_ones_mask_p): Likewise.
16638 (build_range_check): Likewise.
16639 (fold_cond_expr_with_comparison): Likewise.
16640 (fold_cond_expr_with_comparison): Likewise.
16641 (unextend): Likewise.
16642 (extract_muldiv_1): Likewise.
16643 (fold_single_bit_test_into_sign_test): Likewise.
16644 (fold_binary): Likewise.
16645 (fold_ternary): Likewise.
16646 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16647 instead of get_signed_or_unsigned_type.
16648 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16649 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16650 * expr.c (signed_or_unsigned_type_for): Use
16651 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16652 * langhooks.c (get_signed_or_unsigned_type): Remove.
16653 (lhd_signed_or_unsigned_type): Remove.
16654 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16655 signed_or_unsigned_type.
16656 (lhd_signed_or_unsigned_type): Remove.
16657 * expmed.c (make_tree): Use signed_type_for instead of
16658 lang_hooks.types.signed_type.
16659 * c-common.c (same_scalar_type_ignoring_signedness): Use
16660 c_common_signed_type instead of lang_hooks.types.signed_type.
16661 (c_common_unsigned_type): New.
16662 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16663 (shorten_compare): Use c_common_unsigned_type instead of
16664 c_common_signed_or_unsigned_type.
16665 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16667 * convert.c (convert_to_integer): Use signed_type_for instead of
16668 lang_hooks.types.signed_type.
16669 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16670 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16671 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16672 * c-format.c (check_format_types): Use c_common_unsigned_type
16673 instead of unsigned_type_for.
16674 * c-decl.c (groakdeclarator): Likewise.
16675 * c-typeck.c (convert_for_assignment): Likewise.
16676 * c-common.h (c_common_unsigned_type): New.
16678 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16681 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16682 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16684 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16686 PR middle-end/32279
16687 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16688 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16690 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16691 Sebastian Pop <sebpop@gmail.com>
16693 * lambda-code.c (remove_iv): New.
16694 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16696 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16698 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16699 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16700 * tree-ssa-loop-prefetch.c: Include optabs.h.
16701 (FENCE_FOLLOWING_MOVNT): New macro.
16702 (struct mem_ref): Add independent_p and storent_p fields.
16703 (record_ref): Initalize the new fields.
16704 (gather_memory_references_ref): Return true if the reference
16706 (gather_memory_references): Check whether all memory accesses
16707 in loop were recorded.
16708 (should_issue_prefetch_p): Return false for nontemporal stores.
16709 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16710 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16711 (determine_loop_nest_reuse): Detect independent memory references.
16712 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16713 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16714 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16715 * config/i386/i386.h (x86_mfence): Declare.
16716 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16717 * config/i386/i386.c (x86_mfence): New variable.
16718 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16720 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16721 * optabs.c (init_optabs): Initialize storent_optab.
16722 * optabs.h (enum optab_index): Add OTI_storent.
16723 (storent_optab): Declare.
16724 * genopinit.c (optabs): Add initialization for storent_optab.
16725 * tree.h (MOVE_NONTEMPORAL): New macro.
16726 * expr.c (expand_assignment, store_expr, store_constructor_field,
16727 store_constructor, store_field, expand_expr_real_1): Propagate
16728 nontemporality of the expanded store.
16729 (emit_storent_insn): New function.
16730 * expr.h (expand_assignment, store_expr): Declaration changed.
16731 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16732 to expand_assignment.
16733 * stmt.c (expand_asm_expr): Ditto.
16734 * calls.c (initialize_argument_information): Pass false as
16735 nontemporality to store_expr.
16736 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16739 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16741 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16743 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16745 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16747 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16748 and allow DECL_P here.
16750 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16752 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16753 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16754 track of the size of the expression.
16755 * cfghooks.c (merge_blocks): Remove block from loops structure only
16756 after call of the merge_blocks hook.
16758 2007-06-09 Tom Tromey <tromey@redhat.com>
16760 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16761 (deprecated_state): Removed.
16762 (start_decl): Update.
16763 (enum deprecated_states): Moved earlier.
16764 (groktypename): Update.
16765 (push_parm_decl): Likewise.
16766 (grokfield): Likewise.
16767 (start_function): Likewise.
16769 2007-06-09 Ian Lance Taylor <iant@google.com>
16771 PR tree-optimization/32169
16772 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16773 CONVERT_EXPR, check whether min and max both converted to an
16774 overflow infinity representation.
16776 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16778 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16779 not inserted on the edge.
16781 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16783 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16784 instructions if they are supported.
16785 (__divsi3, __umodsi3, __modsi3): Likewise.
16786 (__ashldi3, __ashrdi3, __lshrdi3): New.
16787 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16789 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16790 Tony Linthicum <tony.linthicum@amd.com>
16792 * doc/invoke.texi: Add fvect-cost-model flag.
16793 * common.opt (fvect-cost-model): New flag.
16794 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16795 cost fields in stmt_vec_info struct for STMT.
16796 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16797 fields in stmt_vec_info struct and access functions for the same.
16798 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16799 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16800 load, store and vector to scalar operation.
16801 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16802 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16803 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16804 (TARG_VEC_STORE_COST): Define cost of vector store.
16805 (vect_estimate_min_profitable_iters): Define new function.
16806 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16807 check to evaluate if loop iterations are less than minimum profitable
16808 iterations determined by cost model or minimum vect loop bound defined
16809 by user, whichever is more conservative.
16810 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16811 run-time check to evaluate if loop iterations are less than minimum
16812 profitable iterations determined by cost model or minimum vect loop
16813 bound defined by user, whichever is more conservative.
16814 (vect_estimate_min_profitable_iterations): New function to estimate
16815 mimimimum iterartions required for vector version of loop to be
16816 profitable over scalar version.
16817 (vect_model_reduction_cost): New function.
16818 (vect_model_induction_cost): New function.
16819 (vect_model_simple_cost): New function.
16820 (vect_cost_strided_group_size): New function.
16821 (vect_model_store_cost): New function.
16822 (vect_model_load_cost): New function.
16823 (vectorizable_reduction): Call vect_model_reduction_cost during
16825 (vectorizable_induction): Call vect_model_induction_cost during
16827 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16828 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16829 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16830 vectorizable_promotion, vectorizable_demotion): Call
16831 vect_model_simple_cost during analysis phase.
16833 2007-06-08 Simon Baldwin <simonb@google.com>
16835 * reg-stack.c (get_true_reg): Readability change. Moved default case
16836 label into direct switch statement scope.
16838 2007-06-08 Simon Baldwin <simonb@google.com>
16840 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16841 in gcc_assert() with '==' comparison.
16843 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16845 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16846 TARGET_ABM handling of x86_popcnt variable.
16848 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16850 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16851 __builtin_copysignq and __builtin_infq built-in functions.
16853 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16855 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16856 SSE4.2 section. Correct built-in function names in SSE4A section.
16858 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16860 PR tree-optimization/32243
16861 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16862 for ncopies after ratio check between nunits_out and nunits_in.
16863 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16865 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16867 PR tree-optimization/32224
16868 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16869 vectorization upon a non GIMPLE_MODIFY_STMT.
16871 2007-06-08 Christian Bruel <christian.bruel@st.com>
16874 * config/sh/sh.md (doloop_end): New pattern and splitter.
16875 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16877 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16879 PR middle-end/32209
16880 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16882 (verify_dominators): Do not change dominance tree.
16884 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16886 * config/sh/constraints.md: New file.
16887 * config/sh/sh.c: Include tm-constrs.h.
16888 (reg_class_from_letter): Remove.
16889 (prepare_cbranch_operands): Use satisfies_constraint_*
16890 function instead of macro.
16891 (andcosts, broken_move, sh_secondary_reload): Likewise.
16892 * config/sh/predicates.md (trapping_target_operand): Likewise.
16893 (and_operand, arith_operand, arith_reg_or_0_operand,
16894 cmp_operand, logical_operand, target_operand,
16895 ua_address_operand, ua_offset, xor_operand): Likewise.
16896 * config/sh/sh.md: Include constraints.md.
16897 (*movsicc_t_false): Use satisfies_constraint_* function
16899 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16900 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16901 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16902 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16903 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16904 (REG_CLASS_FROM_CONSTRAINT): Remove.
16905 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16906 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16907 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16908 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16909 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16910 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16911 function instead of macro.
16912 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16913 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16914 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16915 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16916 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16917 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16918 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16919 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16920 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16921 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16922 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16923 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16924 EXTRA_CONSTRAINT_STR): Likewise.
16925 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16927 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16929 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16931 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16934 * c-common.h (flag_cpp0x): Replaced by...
16935 (cxx_dialect): ... this new variable specifying the C++ dialect that
16937 * c-common.c (flag_cpp0x): Removed.
16938 (cxx_dialect): Defined.
16939 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16941 * c-opts.c (c_common_post_options): Likewise.
16942 (set_std_cxx98): Set cxx_dialect to cxx98.
16943 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16945 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16946 Hui-May Chang <hm.chang@apple.com>
16948 * doc/invoke.texi (Darwin Options): Update documentation for
16949 -mmacosx-version-min.
16950 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16951 * config/darwin-driver.c: New file.
16952 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16953 * config/t-darwin (darwin-driver.o): New rule.
16955 * config/darwin-c.c (version_as_macro): Ignore low digit.
16957 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16959 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16960 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16961 (CSGNMODE): New mode macro.
16962 (CSGNVMODE): New mode attribute.
16963 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16964 expander using CSGNMODE mode macro. Handle TFmode.
16965 (copysign<mode>3_const): Rename from copysignsf3_const and
16966 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16968 (copysign<mode>3_var): Rename from copysignsf3_var and
16969 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16971 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16972 mode macro. Handle TFmode.
16973 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16974 (iortf3, *iortf3): Ditto.
16975 (xortf3, *xortf3): Ditto.
16976 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16977 TFmode and TImode masks.
16978 (ix86_expand_copysign): Expand TFmode copysign insn.
16979 (IX86_BUILTIN_INFQ): New.
16980 (IX86_BUILTIN_FABSQ): Ditto.
16981 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16982 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16983 [__builtin_fabsq]: Ditto.
16984 [__builtin_copysignq]: Ditto.
16985 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16986 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16987 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16988 ix86_expand_binop_builtin().
16990 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16992 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16994 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16997 * rtl.h (push_to_sequence2): New.
16998 * emit-rtl.c (push_to_sequence2): New.
16999 * function.c (assign_parm_data_all): Add new fields.
17000 (assign_parm_setup_block): Call push_to_sequence2 instead of
17002 (assign_parm_setup_reg): Ditto.
17003 (assign_parm_setup_stack): Ditto.
17004 (assign_parms_unsplit_complex): Ditto.
17005 (assign_parms): Change field name.
17007 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17009 PR tree-optimization/32220
17010 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17011 phi node is reached before defining statement.
17013 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17016 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17017 after changing the right hand side of the assignment.
17019 2007-06-06 Eric Christopher <echristo@apple.com>
17021 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17022 (x86_64-*-darwin*): Ditto.
17023 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17024 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17026 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17028 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17029 coding conventions.
17030 (add_key): Likewise.
17031 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17032 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17034 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17036 (add_cost_one_coalesce): Likewise.
17037 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17038 variable names. Rename orig to orig_name for consistency.
17039 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17040 coding conventions.
17041 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17043 (record_equivalences_from_stmt): Likewise.
17044 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17045 the coding conventions.
17046 (memory_ssa_name_same): Likewise.
17047 (dse_optimize_stmt): Likewise.
17048 (dse_record_phis): Likewise.
17049 (dse_finalize_block): Likewise.
17050 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17051 keywords as variable names.
17052 (may_move_till): Cast according to the coding conventions.
17053 (force_move_till_expr): Avoid using C++ keywords as variable names.
17054 (force_move_till): Cast according to the coding conventions.
17055 (memref_hash): Likewise.
17056 (memref_eq): Likewise.
17057 (gather_mem_refs_stmt): Likewise.
17058 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17059 using C++ keywords as variable names.
17060 (idx_find_step): Cast according to the coding conventions.
17061 (idx_record_use): Likewise.
17062 (find_depends): Likewise.
17063 (prepare_decl_rtl): Likewise.
17064 (mbc_entry_hash): Likewise.
17065 (mbc_entry_eq): Likewise.
17066 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17067 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17068 (idx_infer_loop_bounds): Cast according to the coding conventions.
17069 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17070 * tree-ssa-math-opts.c (occ_new ): Likwise.
17071 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17073 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17075 (add_use_op): Likewise.
17076 (add_vop): Likewise.
17077 (add_vuse_op): Likewise.
17078 (add_vdef_op): Likewise.
17079 (get_expr_operands): Likewise.
17080 (push_stmt_changes): Use type safe memory macros.
17081 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17082 keywords as variable names.
17083 (conditional_replacement): Likewise.
17084 (minmax_replacement): Likewise.
17085 (abs_replacement): Likewise.
17086 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17087 coding conventions.
17088 (insert_fake_stores): Avoid using C++ keywords as variable names.
17089 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17091 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17092 (heapvar_insert): Use type safe memory macros.
17093 (new_var_info): Cast according to the coding conventions.
17094 (new_constraint): Likewise.
17095 (remove_preds_and_fake_succs): Use type safe memory macros.
17096 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17098 (thread_single_edge): Likewise.
17099 (thread_through_loop_header): Likewise.
17101 2007-06-06 Eric Christopher <echristo@apple.com>
17103 * config/i386/i386.c (override_options): Move handling
17104 of TARGET_SUBTARGET* earlier.
17106 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17108 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17111 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17113 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17114 emited outside of basic block.
17115 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17116 the created blocks.
17117 * rtl.h (delete_insn_chain): Declaration changed.
17118 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17120 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17121 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17122 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17123 to delete_insn_chain.
17124 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17125 do not have bb field set.
17126 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17128 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17129 * cfgcleanup.c (try_optimize_cfg): Ditto.
17131 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17133 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17134 (lambda_body_vector_new): Use type safe memory macros.
17135 (lambda_linear_expression_new): Likewise.
17136 (lambda_loopnest_new): Likewise.
17137 (lambda_lattice_new): Likewise.
17138 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17139 conventions. Use type safe memory macros.
17140 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17141 (lambda_body_vector_s): Likewise.
17142 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17143 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17145 2007-06-06 Richard Guenther <rguenther@suse.de>
17147 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17148 if we need to schedule cfg_cleanup.
17149 (tree_ssa_forward_propagate_single_use_vars): Do so.
17151 2007-06-06 Ian Lance Taylor <iant@google.com>
17153 * fold-const.c (merge_ranges): If range_successor or
17154 range_predecessor fail, just return 0.
17156 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17158 PR tree-optimization/32216
17159 * tree-vectorizer.c (supportable_widening_operation): Determine
17160 signedness of FIX_TRUNC_EXPR from output operand.
17161 (supportable_narrowing_operation): Ditto.
17162 * tree-vect-generic.c (expand_vector_operations_1): Determine
17163 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17164 from input operand.
17166 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17168 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17169 (struct pta): ...from here. Change flags to unsigned to avoid
17170 excessive casting (as it is used as a bit mask).
17171 (override_options): Add casts according to the coding convenventions.
17172 (x86_64_elf_unique_section): Likewise.
17173 (examine_argument): Avoid using C++ keywords as variable names.
17174 (construct_container): Likewise.
17175 (legitimize_pic_address): Likewise.
17176 (get_dllimport_decl): Cast according to the coding conventions. Use
17177 type safe memory macros.
17178 (legitimize_address): Cast according to the coding conventions.
17179 (emit_i387_cw_initialization): Corrected the type of slot to enum
17181 (ix86_init_machine_status): Use type safe memory macros.
17182 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17183 (bdesc_pcmpistr): Likewise.
17184 (bdesc_crc32): Likewise.
17185 (bdesc_sse_3arg): Likewise.
17186 (bdesc_2arg): Likewise.
17187 (bdesc_1arg): Likewise.
17188 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17189 (ix86_expand_sse_pcmpistr): Likewise.
17190 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17191 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17192 int to match the langhook definition.
17193 (ix86_builtin_conversion): Change the type of code to unsigned init to
17194 match the langhook definition.
17195 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17197 (ix86_preferred_output_reload_class): Likewise.
17198 (ix86_cannot_change_mode_class): Likewise.
17199 (ix86_memory_move_cost): Likewise.
17200 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17201 avoid excessive casting later on.
17202 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17204 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17206 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17207 as flags setting insn.
17208 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17210 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17212 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17213 (UNSPEC_ROUND): New.
17214 ("sse4_1_round<mode>2"): New insn pattern.
17215 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17217 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17218 expander using SSEMODEF mode macro. Expand using
17219 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17220 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17221 expander using SSEMODEF mode macro. Expand using
17222 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17223 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17224 expander using SSEMODEF mode macro. Expand using
17225 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17226 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17227 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17228 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17231 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17232 Sebastian Pop <sebpop@gmail.com>
17234 * lambda.h (build_linear_expr): New.
17235 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17236 Use build_linear_expr, call fold and force_gimple_operand.
17237 (lambda_loopnest_to_gcc_loopnest): Check that there is
17238 something to insert.
17239 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17241 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17243 PR preprocessor/23479
17244 * doc/extend.texi: Document the 0b-prefixed binary integer
17245 constant extension.
17247 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17249 PR tree-optimization/32215
17250 * tree-vectorizer.c (supportable_widening_operation): Return false
17251 for unsupported FIX_TRUNC_EXPR tree code.
17252 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17254 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17256 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17257 register on SPE targets. Change documentation to reflect
17259 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17260 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17261 out of the register allocation pool.
17262 (rs6000_reg_live_or_pic_offset_p): New function.
17263 (rs6000_emit_prologue): Move the actual saving of LR up to free
17264 r0 for holding r11. Split saving of SPE 64-bit registers into
17265 its own case. Ensure that offsets will always be in-range for
17266 'evstdd' by using r11 as a scratch register to point at the start
17267 of the SPE save area. Save r11 if necessary, as it is the static
17269 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17270 into its own case. Ensure that offsets will always be in-range
17271 for 'evldd' by using r11 as a scratch register to point at the
17272 start of the SPE save area. Also adjust r11 when restoring
17273 the stack pointer to compensate for pre-loading r11.
17275 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17277 * cfg.c (init_flow): Use type safe memory macros.
17278 (alloc_block): Likewise.
17279 (unchecked_make_edge): Likewise.
17280 (dump_flow_info): Avoid using C++ keywords as variable names.
17281 (copy_original_table_clear): Cast according to the coding conventions.
17282 (copy_original_table_set): Likewise.
17283 * cfgexpand (label_rtx_for_bb): Likewise.
17284 (expand_gimple_basic_block): Likewise.
17285 * cfghooks.c (dump_bb): Likewise.
17286 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17288 (lv_add_condition_to_bb): Likewise.
17289 * cfglayout (relink_block_chain): Cast according to the coding
17291 (fixup_reorder_chain): Likewise.
17292 (fixup_fallthru_exit_predecessor): Likewise.
17293 * cfgloop.c (glb_enum_p): Likewise.
17294 (get_exit_description): Likewise.
17295 (dump_recorded_exit): Likewise.
17296 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17297 (struct loop): ... from here.
17298 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17300 * cfgrtl.c (rtl_create_basic_block): Likewise.
17301 (rtl_split_block): Likewise.
17302 (rtl_dump_bb): Likewise.
17303 (cfg_layout_split_block): Likewise.
17304 (init_rtl_bb_info): Use typesafe memory macros.
17306 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17307 * graphds.h: Updated all usages of edge to graph_edge.
17308 * graphds.c: Likewise.
17309 * cfgloopanal.c: Likewise.
17311 2007-06-05 Ian Lance Taylor <iant@google.com>
17313 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17314 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17315 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17317 (test_for_singularity): Likewise.
17319 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17321 * config/i386/constraints.md ("Y2"): Replaced by ...
17323 * config/i386/i386.md: Likewise.
17324 * config/i386/mmx.md: Likewise.
17325 * config/i386/sse.md: Likewise.
17327 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17329 * config/i386/constraints.md ("z"): Replaced by ...
17331 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17332 (sse4_1_blendvps): Likewise.
17333 (sse4_1_pblendvb): Likewise.
17334 (sse4_2_pcmpestr): Likewise.
17335 (sse4_2_pcmpestrm): Likewise.
17336 (sse4_2_pcmpestr_cconly): Likewise.
17337 (sse4_2_pcmpistr): Likewise.
17338 (sse4_2_pcmpistrm): Likewise.
17339 (sse4_2_pcmpistr_cconly): Likewise.
17341 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17343 * matrix-reorg.c (transform_access_sites): Fix computation.
17344 (transform_allocation_sites): Same.
17346 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17348 * config/i386/i386.c (override_options): Use
17349 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17351 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17353 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17354 (nonimm_not_xmm0_operand): Ditto.
17355 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17356 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17357 as operand[2] predicate. Require "z" class XMM register for
17358 operand[3]. Adjust asm template.
17359 ("sse4_1_blendvpd"): Ditto.
17360 ("sse4_1_pblendvb"): Ditto.
17361 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17362 force op2 into xmm0 register for variable blend instructions.
17364 2007-06-04 Tom Tromey <tromey@redhat.com>
17366 * c-tree.h (start_enum): Update.
17367 (build_enumerator): Likewise.
17368 * c-decl.c (enum_next_value): Removed.
17369 (enum_overflow): Likewise.
17370 (start_enum): Add c_enum_contents argument. Don't use globals.
17371 (build_enumerator): Likewise.
17372 * c-tree.h (struct c_enum_contents): New struct.
17374 2007-06-04 Tom Tromey <tromey@redhat.com>
17376 * c-common.c (c_common_get_alias_set): Fix indentation.
17378 2007-06-04 Ian Lance Taylor <iant@google.com>
17380 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17381 to overflow, reduce overflow infinity to regular infinity.
17382 (vrp_var_may_overflow): New static function.
17383 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17385 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17387 * stor-layout.c (layout_type): Remove duplicate code.
17389 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17392 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17393 before build_common_builtin_nodes ().
17395 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17398 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17400 2007-06-04 Jan Hubicka <jh@suse.cz>
17402 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17403 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17404 instead of _stat version.
17406 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17408 PR tree-optimization/32194
17409 * tree-predcom.c (determine_offset): Check that both references have
17412 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17414 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17415 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17416 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17417 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17418 Add argument to iterate_fix_dominators call.
17419 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17420 * gcse.c (hoist_code): Change domby to vector.
17421 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17422 Add argument to iterate_fix_dominators call.
17423 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17424 recompute_dominator.
17425 * lambda-code.c (perfect_nestify): Ditto.
17426 * cfgloopanal.c: Include graphds.h.
17427 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17428 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17429 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17431 * graphds.c: New file.
17432 * graphds.h: New file.
17433 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17434 (get_dominated_by, get_dominated_by_region): Change return type to
17436 (verify_dominators): Recompute all dominators and compare the results.
17437 (recount_dominator): Renamed to ...
17438 (recompute_dominator): ... this. Do not check that the block is
17439 dominated by entry.
17440 (iterate_fix_dominators): Reimplemented.
17441 (prune_bbs_to_update_dominators, root_of_dom_tree,
17442 determine_dominators_for_sons): New functions.
17443 * et-forest.c (et_root): New function.
17444 * et-forest.h (et_root): Declare.
17445 * Makefile.in (graphds.o): Add.
17446 (cfgloopanal.o): Add graphds.h dependency.
17447 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17448 * basic-block.h (get_dominated_by, get_dominated_by_region,
17449 iterate_fix_dominators): Declaration changed.
17450 (recount_dominator): Renamed to ...
17451 (recompute_dominator): ... this.
17452 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17453 (thread_through_all_blocks): Do not free dominance info.
17455 2007-06-03 Andreas Schwab <schwab@suse.de>
17457 * config/m68k/m68k.c (override_options): Don't override
17459 * config/m68k/m68k-modes.def (SF, DF): Define to use
17460 motorola_single_format and motorola_double_format, resp.
17461 * real.c (motorola_single_format): Renamed from
17462 coldfire_single_format.
17463 (motorola_double_format): Renamed from coldfire_double_format.
17464 (encode_ieee_extended): Generate a proper canonical NaN image
17465 respecting canonical_nan_lsbs_set.
17466 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17468 * real.h: Adjust declarations.
17470 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17473 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17474 the symbol is generated with the stack protector.
17476 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17478 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17479 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17481 * doc/extend.texi (interrupt): Mention m68k.
17483 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17485 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17486 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17487 (ix86_expand_sse_pcmpestr): Do not check operands for
17488 "register_operand", when insn operand predicate is "register_operand".
17489 (ix86_expand_sse_pcmpistr): Ditto.
17491 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17492 Uros Bizjak <ubizjak@gmail.com>
17494 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17495 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17496 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17497 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17498 * config/i386/constraints.md ("z"): New register constraint
17499 for members of SSE_FIRST_REG class.
17500 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17501 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17502 SSE_FIRST_REG class.
17503 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17504 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17505 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17506 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17507 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17508 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17509 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17510 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17511 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17512 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17513 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17514 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17515 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17516 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17517 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17518 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17519 (struct builtin_description): Change "flag" field to unsigned.
17520 (bdesc_pcmpestr): New builtin description table.
17521 (bdesc_pcmpistr): Likewise.
17522 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17523 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17524 Initialize pcmp[ei]str[im] insns for SSE4.2.
17525 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17526 (ix86_expand_sse_pcmpistr): Likewise.
17527 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17528 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17529 (UNSPEC_PCMPISTR): Likewise.
17530 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17531 (sse4_2_pcmpestri):New isns pattern.
17532 (sse4_2_pcmpestrm): Likewise.
17533 (sse4_2_pcmpestr_cconly): Likewise.
17534 (sse4_2_pcmpistr): New insn patern and splitter.
17535 (sse4_2_pcmpistri):New isns pattern.
17536 (sse4_2_pcmpistrm): Likewise.
17537 (sse4_2_pcmpistr_cconly): Likewise.
17538 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17541 2007-06-01 David Daney <ddaney@avtrex.com>
17543 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17544 LOADGP_ABSOLUTE and not binds_local_p.
17546 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17548 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17550 2007-06-01 Ian Lance Taylor <iant@google.com>
17552 * tree-vrp.c (compare_name_with_value): Always set
17553 used_strict_overflow if we get a result from the variable itself.
17555 2007-06-01 Ian Lance Taylor <iant@google.com>
17557 PR rtl-optimization/31455
17558 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17559 subregs which have a cast between modes which are not tieable.
17561 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17563 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17564 breaks after return statements.
17566 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17568 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17569 only after no_new_pseudos.
17571 2007-05-31 Eric Christopher <echristo@apple.com>
17573 * expr.c (convert_move): Assert that we don't have a BLKmode
17575 (store_expr): Handle BLKmode moves by calling emit_block_move.
17577 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17579 * c-typeck.c (build_indirect_ref): Include type in error message.
17580 (build_binary_op): Pass types to binary_op_error.
17581 * c-common.c (binary_op_error): Take two type arguments, print out
17583 * c-common.h (binary_op_error): Update prototype.
17585 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17587 * config/i386/i386.c: Correct coments on -mno-sse4.
17589 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17591 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17592 (x86_64-*-*): Likewise.
17593 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17594 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17595 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17596 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17597 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17598 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17599 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17600 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17601 (OPTION_MASK_ISA_SSE4): Likewise.
17602 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17603 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17604 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17605 (override_options): Support SSE4.2.
17606 (ix86_build_const_vector): Support SImode and DImode.
17607 (ix86_build_signbit_mask): Likewise.
17608 (ix86_expand_int_vcond): Support V2DImode.
17609 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17610 (IX86_BUILTIN_CRC32HI): Likewise.
17611 (IX86_BUILTIN_CRC32SI): Likewise.
17612 (IX86_BUILTIN_CRC32DI): Likewise.
17613 (IX86_BUILTIN_PCMPGTQ): Likewise.
17614 (bdesc_crc32): Likewise.
17615 (bdesc_sse_3arg): Likewise.
17616 (ix86_expand_crc32): Likewise.
17617 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17618 (ix86_expand_builtin): Likewise.
17619 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17620 __SSE4_2__ for -msse4.2.
17621 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17622 (CRC32MODE): Likewise.
17623 (crc32modesuffix): Likewise.
17624 (crc32modeconstraint): Likewise.
17625 (sse4_2_crc32<mode>): Likewise.
17626 (sse4_2_crc32di): Likewise.
17627 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17629 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17630 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17631 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17632 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17633 (vcondu<mode>): Likewise.
17634 * doc/extend.texi: Document SSE4.2 built-in functions.
17635 * doc/invoke.texi: Document -msse4.2/-msse4.
17637 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17639 PR tree-optimization/32160
17640 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17641 variable as gimple reg.
17642 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17644 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17646 * gcc.c (main): Don't consider linker options when issuing the
17647 warning about a linker input file not being used.
17649 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17651 * tree-vrp.c (compare_names): Initialize sop.
17653 2007-05-30 Dirk Mueller <dmueller@suse.de>
17655 * cgraphunit.c (cgraph_analyze_function): Remove
17656 computation of inline parameters.
17658 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17660 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17662 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17664 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17665 Add vx-common.h. Include vxworks.h between vx-common.h and
17667 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17669 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17670 (TARGET_ASM_DESTRUCTOR): Likewise.
17671 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17672 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17673 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17674 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17675 (VXWORKS_ENDIAN_SPEC): Define.
17676 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17677 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17678 VXWORKS_* equivalents.
17679 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17680 (ASM_FILE_START): Delete.
17681 (TARGET_VERSION): Reformat.
17682 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17683 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17684 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17685 (FPBIT, DPBIT): Define.
17686 (fp-bit.c, dp-bit.c): New rules.
17687 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17688 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17689 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17690 * config/arm/arm.h: Include vxworks-dummy.h.
17691 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17692 Mark with ATTRIBUTE_UNUSED.
17693 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17694 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17695 make it incompatible with -msingle-pic-base.
17696 (arm_function_ok_for_sibcall): Return false for calls that might
17697 go through a VxWorks PIC PLT entry.
17698 (require_pic_register): New function, split out from...
17699 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17701 (arm_load_pic_register): Handle the VxWorks RTP initialization
17702 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17703 (arm_emit_call_insn): New function.
17704 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17705 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17706 (pic_offset_arm): New pattern.
17707 (call, call_value): Use arm_emit_call_insn.
17708 (call_internal, call_value_internal): New expanders.
17709 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17710 VxWorks unless __PIC__.
17712 2007-05-30 Eric Christopher <echristo@gmail.com>
17714 * genrecog.c: Include regs.h in generated file.
17715 * genemit.c: Ditto. Fix up formatting.
17716 * config/mn10300/constraints.md: New.
17717 * config/mn10300/mn10300.md: Include.
17718 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17719 Fix up for removed macro.
17720 * config/mn10300/predicates.md (call_address_operand): Ditto.
17721 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17722 (CONST_OK_FOR_I): Ditto.
17723 (CONST_OK_FOR_J): Ditto.
17724 (CONST_OK_FOR_K): Ditto.
17725 (CONST_OK_FOR_L): Ditto.
17726 (CONST_OK_FOR_M): Ditto.
17727 (CONST_OK_FOR_N): Ditto.
17728 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17732 (EXTRA_CONSTRAINT): Ditto.
17734 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17736 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17738 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17739 OPTION_MASK_ISA_64BIT.
17740 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17742 2007-05-30 Richard Guenther <rguenther@suse.de>
17744 PR middle-end/32152
17745 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17746 types for comparison.
17747 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17748 with original typed arguments.
17749 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17751 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17753 PR tree-optimization/31769
17754 * except.c (duplicate_eh_regions): Clear prev_try if
17755 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17757 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17759 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17760 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17761 bsi of the location where statements should be inserted.
17762 (sink_code_in_bb): Take bsi from statement_sink_location.
17763 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17764 instead of bsi_start.
17765 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17767 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17768 (bsi_move_before): Document inconsistency with bsi_move_after.
17769 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17771 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17773 * config/i386/i386.h (TARGET_ABM): New define.
17774 (TARGET_POPCNT): Ditto.
17775 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17776 New temporary defines to redefine from OPTION_ISA_* defines.
17777 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17778 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17779 (ix86_isa_flags): New extern int declaration.
17780 (TARGET_SUBTARGET_DEFAULT): New define.
17781 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17782 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17783 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17784 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17785 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17786 * config/i386/darwin.h: Change TARGET_64BIT define to
17789 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17790 using existing "ix86_isa_flags" varible.
17791 (m32, m64): Use existing "ix86_isa_flags" variable.
17792 (mmmx, m3dnow): Ditto.
17793 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17794 (mabm): Define as non-negative option using "x86_abm" variable.
17795 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17797 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17798 Rewrite feature test bitmap.
17799 (ix86_isa_flags): New initialized global int varible.
17800 (ix86_isa_flags_explicit): New static int variable.
17801 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17802 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17803 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17804 target_flags_explicit.
17805 (override_options): Remove "target_enable" and "target_disable" fields
17806 from "struct ptt". Update processor_target_table accordingly. Remove
17807 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17808 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17809 "target_flags" and "ix86_isa_flags_explicit" instead of
17810 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17811 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17812 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17813 to true when either of PTA_POPCNT or PTA_ABM is set in
17814 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17815 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17816 processor_alias_table flags entry. Remove handling of
17817 "target_enable" and "target_disable" fields of processor_target_table.
17818 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17819 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17820 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17821 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17822 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17824 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17826 2007-05-29 David Daney <ddaney@avtrex.com>
17829 * config/mips/mips.c (mips_output_mi_thunk): Emit
17830 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17832 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17833 * config/i386/i386.c (ix86_function_regparm): Added checking of
17834 ix86_force_align_arg_pointer to determine the number of
17835 register parameters.
17837 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17839 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17840 (SET_DR_MISALIGNMENT): New.
17841 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17842 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17843 Use SET_DR_MISALIGNMENT.
17844 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17846 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17847 find_loop_nest): Export.
17848 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17849 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17850 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17851 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17853 (struct mem_ref): Add field reuse_distance.
17854 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17855 Initialize reuse_distance field.
17856 (issue_prefetch_ref): Select temporality of prefetch according to
17858 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17859 self_reuse_distance, determine_loop_nest_reuse): New functions.
17860 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17861 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17862 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17865 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17867 * tree-ssa-alias.c: Add aliasing overview.
17869 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17870 Danny Smith <dannysmith@users.sourceforge.net>
17873 * config/i386/t-crtfm: Compile crtfastmath.o with
17874 -minline-all-stringops.
17875 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17876 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17878 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17880 * doc/md.texi: Document constraints on HP PA-RISC.
17882 * pa/constraints.md: New file.
17883 * pa.md: Include constraints.md.
17884 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17885 (integer_store_memory_operand, ldil_cint_p): New functions.
17886 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17887 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17888 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17889 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17890 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17892 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17895 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17896 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17897 case POSTDECREMENT_EXPR>): Return the error_mark_node
17898 if either the real or imaginary parts would an
17901 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17903 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17904 name when we remove it from a call.
17906 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17908 * targhooks.c (default_narrow_bitfield): Remove.
17909 * targhooks.h: Remove the prototype for
17910 default_narrow_bitfield.
17912 * langhooks-def.h: Remove the prototype for
17913 hook_get_alias_set_0.
17914 * langhooks.c (hook_get_alias_set_0): Remove.
17916 * global.c (EXECUTE_IF_CONFLICT): Remove.
17918 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17921 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17922 return true when truth_value_p is true and the type
17925 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17927 * doc/install.texi (Prerequisites): We no longer require Autoconf
17928 2.13 for the top-level.
17930 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17932 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17933 memory access via x86_expand_vector_move_misalign() only for
17934 TImode values on 32-bit targets.
17936 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17938 * matrix-reorg.c: New file. Implement matrix flattening and
17939 transposing optimization.
17940 * tree-pass.h: Add matrix reorg pass.
17941 * common.opt: Add fipa-mreorg flag.
17942 * Makefile.in: Add matrix-reorg.c.
17943 * passes.c: Add matrix reorg pass.
17944 * varpool.c (add_new_static_var): New function.
17945 * cgraph.h (add_new_static_var): Declare.
17947 2007-05-27 Eric Christopher <echristo@apple.com>
17949 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17950 sp_offset depending on stack size. Save r12 depending
17951 on registers we're saving later.
17952 (rs6000_emit_epilogue): Update sp_offset depending only
17955 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17957 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17958 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17959 * ifcvt.c (if_convert): Ditto.
17960 * tree-ssa-threadupdate.c (thread_block): Ditto.
17961 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17962 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17963 verify_loop_closed_ssa): Check number_of_loops instead of
17965 * predict.c (tree_estimate_probability): Ditto.
17966 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17967 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17968 * modulo-sched.c (sms_schedule): Ditto.
17969 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17970 (scev_finalize): Do not do anything if scev analysis was not
17972 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17973 current_loops == NULL.
17974 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17975 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17976 there are no loops.
17977 (loop_optimizer_finalize): Assert that loops were analyzed.
17978 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17979 rtl_doloop): Check number_of_loops instead of current_loops.
17980 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17981 current_loops == NULL.
17982 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17983 gate_tree_vectorize tree_linear_transform, check_data_deps,
17984 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17985 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17986 Check number_of_loops instead of current_loops.
17987 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17988 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17989 free loops if available.
17990 (execute_pre): Do not pass do_fre to fini_pre.
17992 2007-05-27 Tobias Burnus <burnus@net-b.de>
17994 PR middle-end/32083
17995 * real.c (mpfr_from_real): Fix sign of -Inf.
17997 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17999 * tree-vect-transform.c (vectorizable_conversion): Initialize
18000 tree_code variables to ERROR_MARK.
18001 (vectorizable_type_demotion): Likewise.
18002 (vectorizable_type_promotion): Likewise.
18004 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18007 * config/i386/i386.md (movti): Handle push operands via
18008 ix86_expand_push().
18010 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18012 * basic-block.h: Remove the prototype for merge_seq_blocks.
18013 * cfgcleanup.c (merge_seq_blocks): Remove.
18015 * tree-flow.h: Remove the prototype for is_aliased_with.
18016 * tree-ssa-alias.c (is_aliased_with): Remove.
18018 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18020 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18022 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18024 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18025 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18026 (vec_unpacks_hi_v16qi): Likewise.
18027 (vec_unpacku_lo_v16qi): Likewise.
18028 (vec_unpacks_lo_v16qi): Likewise.
18029 (vec_unpacku_hi_v8hi): Likewise.
18030 (vec_unpacks_hi_v8hi): Likewise.
18031 (vec_unpacku_lo_v8hi): Likewise.
18032 (vec_unpacks_lo_v8hi): Likewise.
18033 (vec_unpacku_hi_v4si): Likewise.
18034 (vec_unpacks_hi_v4si): Likewise.
18035 (vec_unpacku_lo_v4si): Likewise.
18036 (vec_unpacks_lo_v4si): Likewise.
18038 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18040 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18041 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18042 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18043 follow spelling conventions in various
18044 warning/error/diagnostic messages.
18046 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18047 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18048 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18049 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18050 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18051 * doc/tm.texi: Follow spelling conventions.
18053 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18056 * tree-ssa-forwprop.c
18057 (forward_propagate_addr_into_variable_array_index): Remove
18058 the lhs argument. Use the type of def_rhs instead of lhs.
18059 (forward_propagate_addr_expr_1): Update use of
18060 forward_propagate_addr_into_variable_array_index.
18062 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18063 Nigel Stephens <nigel@mips.com>
18065 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18066 function attributes, "far" being an alias for "long_call".
18067 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18068 (mips_near_type_p, mips_far_type_p): New.
18069 (mips_comp_type_attributes): New function to check that attributes
18070 attached to a function type are compatible.
18071 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18072 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18073 to the target function of the thunk.
18074 (mips_encode_section_info): Check for "near" and "far" function
18075 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18077 * config/mips/predicates.md (const_call_insn_operand): Test only
18078 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18080 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18083 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18084 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18085 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18086 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18088 2007-05-25 Eric Christopher <echristo@apple.com>
18090 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18091 to x86-darwin configurations.
18092 * config/i386/t-darwin: Add softfp support.
18093 * config/i386/t-darwin64: Ditto.
18094 * config/i386/sfp-machine.h: If mach then don't use
18095 aliasing, emit a stub to call.
18097 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18099 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18100 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18101 tree-predcom.c, tree-ssa-alias-warnings.c,
18102 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18103 comment typos. Follow spelling conventions.
18104 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18106 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18109 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18110 constants into memory. Expand unaligned memory references for
18111 SSE modes via x86_expand_vector_move_misalign() function.
18113 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18115 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18116 "memory" attribute for "sseishft" type insn without operands[2].
18118 2007-05-25 Dirk Mueller <dmueller@suse.de>
18119 Marcus Meissner <meissner@suse.de>
18121 * doc/extend.texi (alloc_size): New attribute.
18122 * c-common.c (handle_alloc_size_attribute): New.
18123 * tree-object-size.c (alloc_object_size): Use alloc_size
18124 attribute, if available.
18126 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18128 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18130 (__builtin_ia32_vec_ext_v2di): Likewise.
18131 (__builtin_ia32_vec_ext_v4si): Likewise.
18132 (__builtin_ia32_vec_ext_v8hi): Likewise.
18133 (__builtin_ia32_vec_ext_v16qi): Likewise.
18134 (__builtin_ia32_vec_set_v8hi): Likewise.
18136 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18138 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18140 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18142 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18143 (arm_is_longcall_p): Rename to...
18144 (arm_is_long_call_p): ...this. Take a single tree argument and
18146 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18147 (CUMULATIVE_ARGS): Remove call_cookie.
18148 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18149 (ENCODED_LONG_CALL_ATTR_P): Delete.
18150 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18151 LONG_CALL_FLAG_CHAR cases.
18152 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18153 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18154 ARM_DECLARE_FUNCTION_SIZE.
18155 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18156 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18157 (arm_encode_call_attribute, current_file_function_operand): Delete.
18158 (arm_function_in_section_p): New function.
18159 (arm_is_longcall_p): Rename to...
18160 (arm_is_long_call_p): ...this. Take the target function as a single
18161 argument and return a bool. Do not rely on call cookies. Check
18162 whether the target symbol is in the same section as the current
18163 function, not just the same compilation unit.
18164 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18165 (arm_encode_section_info): Don't encode a call type.
18166 * config/arm/arm.md (call, call_value): Update calls to
18167 arm_is_long(_)call_p. Simplify logic.
18168 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18169 Update calls to arm_is_long(_)call_p.
18171 2007-05-25 Richard Guenther <rguenther@suse.de>
18173 PR tree-optimization/31982
18174 * tree-ssa-forwprop.c
18175 (forward_propagate_addr_into_variable_array_index): Handle arrays
18176 with element size one.
18178 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18180 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18181 (umulsi3_highpart): Likewise.
18183 2007-05-24 Ian Lance Taylor <iant@google.com>
18185 PR rtl-optimization/32069
18186 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18189 2007-05-24 Ollie Wild <aaw@google.com>
18191 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18194 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18196 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18197 (oprs_unchanged_p): Use it to check all registers in a REG.
18198 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18199 (reg_set_between_after_reload_p): Delete.
18200 (reg_used_between_after_reload_p): Likewise.
18201 (reg_set_or_used_since_bb_start): Likewise.
18202 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18203 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18204 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18205 * rtlanal.c (reg_set_p): Check whether REG overlaps
18206 regs_invalidated_by_call, rather than just checking the
18207 membership of REGNO (REG).
18209 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18211 * doc/passes.texi: Document predictive commoning.
18212 * doc/invoke.texi (-fpredictive-commoning): Document.
18213 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18214 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18215 adding indices to the generated name.
18216 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18217 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18218 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18219 (op_symbol_code): ... and exported.
18220 (dump_omp_clause, op_symbol): Use op_symbol_code
18221 instead of op_symbol_1.
18222 * tree-pass.h (pass_predcom): Declare.
18223 * timevar.def (TV_PREDCOM): New timevar.
18224 * tree-ssa-loop.c (run_tree_predictive_commoning,
18225 gate_tree_predictive_commoning, pass_predcom): New.
18226 * tree-data-ref.c (find_data_references_in_loop): Find the
18227 references in dominance order.
18228 (canonicalize_base_object_address): Ensure that the result has
18230 (dr_analyze_innermost): Export.
18231 (create_data_ref): Code to fail for references with invariant
18233 (find_data_references_in_stmt): ... here.
18234 * tree-data-ref.h (dr_analyze_innermost): Declare.
18235 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18236 (aff_combination_find_elt, name_expansion_hash,
18237 name_expansion_eq, tree_to_aff_combination_expand,
18238 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18240 * tree-affine.h (aff_combination_constant_multiple_p,
18241 tree_to_aff_combination_expand): Declare.
18242 * tree-predcom.c: New file.
18243 * common.opt (fpredictive-commoning): New option.
18244 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18245 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18246 * Makefile.in (tree-predcom.o): Add.
18247 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18248 * passes.c (init_optimization_passes): Add dceloop after
18249 copy propagation in loop optimizer. Add predictive commoning
18250 to loop optimizer passes.
18252 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18254 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18257 2007-05-24 Jan Hubicka <jh@suse.cz>
18259 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18261 (genheader): Include statistics.h.
18263 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18265 * print-rtl.c (flag_dump_unnumbered): Update comments.
18266 (print_rtl): Fix my previous change.
18267 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18270 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18272 PR middle-end/32018
18273 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18275 (thread_through_all_blocks): Call initialize_original_copy_tables
18276 and free_original_copy_tables.
18277 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18279 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18280 * cfghooks.c (duplicate_block): Use get_loop_copy.
18281 * cfg.c: Include cfgloop.h.
18282 (loop_copy): New hash table.
18283 (initialize_original_copy_tables): Initialize loop_copy table.
18284 (free_original_copy_tables): Free loop_copy table.
18285 (copy_original_table_clear, copy_original_table_set,
18286 set_loop_copy, get_loop_copy): New functions.
18287 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18288 * cfgloop.h (struct loop): Remove copy field.
18289 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18290 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18292 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18294 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18295 -msse/-msse2/-msse3.
18297 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18299 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18300 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18302 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18305 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18306 * targhooks.h (default_mangle_decl_assembler_name): Declare
18308 * targhooks.c (default_mangle_decl_assembler_name): Define
18310 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18312 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18313 * langhooks.c (lhd_set_decl_assembler_name): Call
18314 targetm.mangle_decl_assembler_name for names with global scope.
18316 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18318 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18319 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18321 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18322 New. Factored out of i386_pe_encode_section_info.
18323 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18324 Move check for prior decoration of stdcall
18325 symbols to i386_pe_encode_section_info.
18326 (i386_pe_encode_section_info): Adjust call to
18327 gen_stdcall_or_fastcall_suffix. Use
18328 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18329 (i386_pe_mangle_decl_assembler_name): New. Wrap
18330 i386_pe_maybe_mangle_decl_assembler_name.
18332 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18334 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18335 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18336 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18337 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18338 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18341 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18342 Nigel Stephens <nigel@mips.com>
18343 Richard Sandiford <richard@codesourcery.com>
18345 Fix up MIPS16 hard float and add support for complex.
18347 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18348 (TARGET_SOFT_FLOAT_ABI): New.
18349 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18350 __mips_soft_float to reflect the ABI in use, not whether the
18351 FPU is directly accessible (e.g., in MIPS16 mode).
18352 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18353 (UNITS_PER_FPVALUE): Likewise.
18355 * config/mips/mips.c (mips_expand_call): Remove redundant
18356 TARGET_MIPS16 check.
18357 (mips_arg_regno): New.
18358 (function_arg_advance): When setting bits in cum->fp_code for
18359 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18361 (function_arg): Use mips_arg_regno.
18362 (mips_return_mode_in_fpr_p): New.
18363 (mips16_call_stub_mode_suffix): New.
18364 (mips16_cfun_returns_in_fpr_p): New.
18365 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18366 (mips_output_function_prologue): Test mips16_hard_float, not
18367 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18368 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18369 return value into a floating-point register.
18370 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18371 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18372 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18373 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18374 word of double arguments from or to the high bits of 64-bit
18375 floating point registers.
18376 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18377 (mips16_fpret_double): New helper function.
18378 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18379 support for complex modes. Fill in DECL_RESULT for stubdecl.
18380 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18382 * config/mips/mips16.S
18383 (RET, ARG1, ARG2): New.
18384 (MERGE_GPRf, MERGE_GPRt): New.
18385 (DELAYt, DELAYf): New.
18386 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18387 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18388 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18389 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18390 (SFOP): Renamed to...
18391 (OPSF3): This, and macro-ified. Updated all uses.
18392 (SFOP2): Renamed to...
18393 (OPSF2): This, and macro-ified. Updated all uses.
18394 (SFCMP): Renamed to...
18395 (CMPSF): This, and macro-ified. Updated all uses.
18396 (SFREVCMP): Renamed to...
18397 (REVCMPSF): This, and macro-ified. Updated all uses.
18398 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18399 (LDDBL1, LDDBL2, RETDBL): Deleted.
18400 (DFOP): Renamed to...
18401 (OPDF3): This, and macro-ified. Updated all uses.
18402 (DFOP2): Renamed to...
18403 (OPDF2): This, and macro-ified. Updated all uses.
18404 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18405 (DFCMP): Renamed to...
18406 (CMPDF): This, and macro-ified. Updated all uses.
18407 (DFREVCMP): Renamed to...
18408 (REVCMPDF): This, and macro-ified. Updated all uses.
18409 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18410 (RET_FUNCTION): New.
18411 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18412 (__mips16_ret_sc, __mips16_ret_dc): New.
18413 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18414 STUB_ARGS_6, STUB_ARGS_10): New.
18415 (CALL_STUB_NO_RET): New.
18416 (__mips16_call_stub_1): Macro-ified.
18417 (__mips16_call_stub_5): Macro-ified.
18418 (__mips16_call_stub_2): Macro-ified.
18419 (__mips16_call_stub_6): Macro-ified.
18420 (__mips16_call_stub_9): Macro-ified.
18421 (__mips16_call_stub_10): Macro-ified.
18422 (CALL_STUB_RET): New.
18423 (__mips16_call_stub_sf_0): Macro-ified.
18424 (__mips16_call_stub_sf_1): Macro-ified.
18425 (__mips16_call_stub_sf_5): Macro-ified.
18426 (__mips16_call_stub_sf_2): Macro-ified.
18427 (__mips16_call_stub_sf_6): Macro-ified.
18428 (__mips16_call_stub_sf_9): Macro-ified.
18429 (__mips16_call_stub_sf_10): Macro-ified.
18430 (__mips16_call_stub_df_0): Macro-ified.
18431 (__mips16_call_stub_df_1): Macro-ified.
18432 (__mips16_call_stub_df_5): Macro-ified.
18433 (__mips16_call_stub_df_2): Macro-ified.
18434 (__mips16_call_stub_df_6): Macro-ified.
18435 (__mips16_call_stub_df_9): Macro-ified.
18436 (__mips16_call_stub_df_10): Macro-ified.
18437 (__mips16_call_stub_sc_0): New.
18438 (__mips16_call_stub_sc_1): New.
18439 (__mips16_call_stub_sc_5): New.
18440 (__mips16_call_stub_sc_2): New.
18441 (__mips16_call_stub_sc_6): New.
18442 (__mips16_call_stub_sc_9): New.
18443 (__mips16_call_stub_sc_10): New.
18444 (__mips16_call_stub_dc_0): New.
18445 (__mips16_call_stub_dc_1): New.
18446 (__mips16_call_stub_dc_5): New.
18447 (__mips16_call_stub_dc_2): New.
18448 (__mips16_call_stub_dc_6): New.
18449 (__mips16_call_stub_dc_9): New.
18450 (__mips16_call_stub_dc_10): New.
18452 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18453 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18454 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18456 2007-05-23 Ian Lance Taylor <iant@google.com>
18458 * doc/invoke.texi (Invoking GCC): Document that the order of the
18461 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18464 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18465 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18466 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18470 * config/score/score.c (score_print_operand): Make sure that only
18471 lower bits are used.
18473 2007-05-22 Ian Lance Taylor <iant@google.com>
18475 * tree-vrp.c (avoid_overflow_infinity): New static function,
18476 broken out of set_value_range_to_value.
18477 (set_value_range_to_value): Call avoid_overflow_infinity.
18478 (extract_range_from_assert): Likewise.
18480 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18482 PR middle-end/31095
18483 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18484 change the type before looking for a COMPOUND_EXPR.
18486 2007-05-22 Ian Lance Taylor <iant@google.com>
18488 * lower-subreg.c (decompose_multiword_subregs): If we change an
18489 insn, call remove_retval_note on it.
18491 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18493 * regs.h (end_hard_regno): New function.
18494 (END_HARD_REGNO, END_REGNO): New macros.
18495 (add_to_hard_reg_set): New function.
18496 (remove_from_hard_reg_set): Likewise.
18497 (in_hard_reg_set_p): Likewise.
18498 (overlaps_hard_reg_set_p): Likewise.
18499 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18500 (note_btr_set): Use END_HARD_REGNO.
18501 * caller-save.c (setup_save_areas): Use end_hard_regno.
18502 (mark_set_regs): Use END_HARD_REGNO.
18503 (add_stored_regs): Use end_hard_regno.
18504 (mark_referenced_regs): Use add_to_hard_reg_set.
18505 * combine.c (update_table_tick): Use END_REGNO.
18506 (record_value_for_reg): Likewise.
18507 (record_dead_and_set_regs): Likewise.
18508 (get_last_value_validate): Likewise.
18509 (use_crosses_set_p): Likewise.
18510 (reg_dead_at_p_1): Likewise.
18511 (reg_dead_at_p): Likewise.
18512 (mark_used_regs_combine): Use add_to_hard_reg_set.
18513 (move_deaths): Use END_HARD_REGNO.
18514 (reg_bitfield_target_p): Use end_hard_regno.
18515 (distribute_notes): Use END_HARD_REGNO.
18516 * cse.c (mention_regs): Use END_REGNO.
18517 (insert): Use add_to_hard_reg_set.
18518 (invalidate): Use END_HARD_REGNO.
18519 (invalidate_for_call): Likewise.
18520 (exp_equiv_p): Use END_REGNO.
18521 (cse_insn): Likewise.
18522 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18523 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18524 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18525 * function.c (keep_stack_depressed): Use end_hard_regno.
18526 * global.c (global_alloc): Use end_hard_regno.
18527 (global_conflicts): Use add_to_hard_reg_set instead of
18529 (find_reg): Likewise.
18530 (mark_reg_store): Likewise.
18531 (mark_reg_conflicts): Likewise.
18532 (mark_reg_death): Use remove_from_hard_reg_set.
18533 (mark_reg_live_nc): Delete.
18534 (set_preference): Use end_hard_regno.
18535 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18536 remove_from_hard_reg_set.
18537 (post_mark_life): Use add_to_hard_reg_set.
18538 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18539 (reg_becomes_live): Use add_to_hard_reg_set.
18540 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18541 (peep2_find_free_register): Use add_to_hard_reg_set.
18542 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18543 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18544 * regrename.c (note_sets): Use add_to_hard_reg_set.
18545 (clear_dead_regs): Use remove_from_hard_reg_set.
18546 (regrename_optimize): Use add_to_hard_reg_set.
18547 (find_oldest_value_reg): Use in_hard_reg_set_p.
18548 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18549 (hard_reg_set_here_p): Use end_hard_regno.
18550 (decompose): Likewise.
18551 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18552 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18553 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18554 (mark_home_live): Use end_hard_regno.
18555 (spill_hard_reg): Likewise.
18556 (clear_reload_reg_in_use): Likewise.
18557 * reorg.c (delete_prior_computation): Use END_REGNO.
18558 * resource.c (update_live_status): Use END_HARD_REGNO.
18559 (mark_referenced_resources): Use add_to_hard_reg_set.
18560 (mark_set_resources): Likewise.
18561 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18562 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18563 (reg_overlap_mentioned_p): Likewise.
18564 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18565 (covers_regno_no_parallel_p): Use END_REGNO.
18566 (find_regno_note): Likewise.
18567 (find_reg_fusage): Use END_HARD_REGNO.
18568 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18569 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18571 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18573 * mode-switching.c (reg_dies): Change type of second argument to
18575 (optimize_mode_switching): Update accordingly.
18577 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18579 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18581 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18582 (hard_reg_set_empty_p): ...these new functions.
18583 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18584 GO_IF_HARD_REG_SUBSET.
18585 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18586 instead of GO_IF_HARD_REG_EQUAL.
18587 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18588 instead of GO_IF_HARD_REG_EQUAL.
18589 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18590 GO_IF_HARD_REG_SUBSET.
18591 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18592 GO_IF_HARD_REG_EQUAL.
18593 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18594 of GO_IF_HARD_REG_SUBSET.
18595 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18596 instead of GO_IF_HARD_REG_EQUAL.
18597 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18598 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18599 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18600 of GO_IF_HARD_REG_SUBSET,
18601 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18602 GO_IF_HARD_REG_SUBSET.
18603 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18604 instead of GO_IF_HARD_REG_EQUAL.
18605 * config/sh/sh.c (push_regs, calc_live_regs): Use
18606 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18607 (hard_regs_intersect_p): Delete.
18609 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18611 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18613 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18614 Richard Henderson <rth@redhat.com>
18616 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18618 (x86_64-*-*): Likewise.
18620 * i386/i386-modes.def (V2QI): New.
18622 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18624 (override_options): Support SSE4.1.
18625 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18626 (IX86_BUILTIN_BLENDPS): Likewise.
18627 (IX86_BUILTIN_BLENDVPD): Likewise.
18628 (IX86_BUILTIN_BLENDVPS): Likewise.
18629 (IX86_BUILTIN_PBLENDVB128): Likewise.
18630 (IX86_BUILTIN_PBLENDW128): Likewise.
18631 (IX86_BUILTIN_DPPD): Likewise.
18632 (IX86_BUILTIN_DPPS): Likewise.
18633 (IX86_BUILTIN_INSERTPS128): Likewise.
18634 (IX86_BUILTIN_MOVNTDQA): Likewise.
18635 (IX86_BUILTIN_MPSADBW128): Likewise.
18636 (IX86_BUILTIN_PACKUSDW128): Likewise.
18637 (IX86_BUILTIN_PCMPEQQ): Likewise.
18638 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18639 (IX86_BUILTIN_PMAXSB128): Likewise.
18640 (IX86_BUILTIN_PMAXSD128): Likewise.
18641 (IX86_BUILTIN_PMAXUD128): Likewise.
18642 (IX86_BUILTIN_PMAXUW128): Likewise.
18643 (IX86_BUILTIN_PMINSB128): Likewise.
18644 (IX86_BUILTIN_PMINSD128): Likewise.
18645 (IX86_BUILTIN_PMINUD128): Likewise.
18646 (IX86_BUILTIN_PMINUW128): Likewise.
18647 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18648 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18649 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18650 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18651 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18652 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18653 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18654 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18655 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18656 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18657 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18658 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18659 (IX86_BUILTIN_PMULDQ128): Likewise.
18660 (IX86_BUILTIN_PMULLD128): Likewise.
18661 (IX86_BUILTIN_ROUNDPD): Likewise.
18662 (IX86_BUILTIN_ROUNDPS): Likewise.
18663 (IX86_BUILTIN_ROUNDSD): Likewise.
18664 (IX86_BUILTIN_ROUNDSS): Likewise.
18665 (IX86_BUILTIN_PTESTZ): Likewise.
18666 (IX86_BUILTIN_PTESTC): Likewise.
18667 (IX86_BUILTIN_PTESTNZC): Likewise.
18668 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18669 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18670 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18671 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18672 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18673 (bdesc_ptest): New.
18674 (bdesc_sse_3arg): Likewise.
18675 (bdesc_2arg): Likewise.
18676 (bdesc_1arg): Likewise.
18677 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18679 (ix86_expand_sse_4_operands_builtin): New.
18680 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18681 smaller than 8 bits as the 2nd arg.
18682 (ix86_expand_sse_ptest): New.
18683 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18684 (ix86_expand_vector_set): Support SSE4.1.
18685 (ix86_expand_vector_extract): Likewise.
18687 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18688 __SSE4_1__ for -msse4.1.
18690 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18691 (UNSPEC_INSERTPS): Likewise.
18692 (UNSPEC_DP): Likewise.
18693 (UNSPEC_MOVNTDQA): Likewise.
18694 (UNSPEC_MPSADBW): Likewise.
18695 (UNSPEC_PHMINPOSUW): Likewise.
18696 (UNSPEC_PTEST): Likewise.
18697 (UNSPEC_ROUNDP): Likewise.
18698 (UNSPEC_ROUNDS): Likewise.
18700 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18702 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18703 (const_pow2_1_to_32768_operand): Likewise.
18705 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18708 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18710 (sse4_1_insertps): Likewise.
18711 (*sse4_1_extractps): Likewise.
18712 (sse4_1_ptest): Likewise.
18713 (sse4_1_mulv2siv2di3): Likewise.
18714 (*sse4_1_mulv4si3): Likewise.
18715 (*sse4_1_smax<mode>3): Likewise.
18716 (*sse4_1_umax<mode>3): Likewise.
18717 (*sse4_1_smin<mode>3): Likewise.
18718 (*sse4_1_umin<mode>3): Likewise.
18719 (sse4_1_eqv2di3): Likewise.
18720 (*sse4_1_pinsrb): Likewise.
18721 (*sse4_1_pinsrd): Likewise.
18722 (*sse4_1_pinsrq): Likewise.
18723 (*sse4_1_pextrb): Likewise.
18724 (*sse4_1_pextrb_memory): Likewise.
18725 (*sse4_1_pextrw_memory): Likewise.
18726 (*sse4_1_pextrq): Likewise.
18727 (sse4_1_blendpd): Likewise.
18728 (sse4_1_blendps): Likewise.
18729 (sse4_1_blendvpd): Likewise.
18730 (sse4_1_blendvps): Likewise.
18731 (sse4_1_dppd): Likewise.
18732 (sse4_1_dpps): Likewise.
18733 (sse4_1_movntdqa): Likewise.
18734 (sse4_1_mpsadbw): Likewise.
18735 (sse4_1_packusdw): Likewise.
18736 (sse4_1_pblendvb): Likewise.
18737 (sse4_1_pblendw): Likewise.
18738 (sse4_1_phminposuw): Likewise.
18739 (sse4_1_extendv8qiv8hi2): Likewise.
18740 (*sse4_1_extendv8qiv8hi2): Likewise.
18741 (sse4_1_extendv4qiv4si2): Likewise.
18742 (*sse4_1_extendv4qiv4si2): Likewise.
18743 (sse4_1_extendv2qiv2di2): Likewise.
18744 (*sse4_1_extendv2qiv2di2): Likewise.
18745 (sse4_1_extendv4hiv4si2): Likewise.
18746 (*sse4_1_extendv4hiv4si2): Likewise.
18747 (sse4_1_extendv2hiv2di2): Likewise.
18748 (*sse4_1_extendv2hiv2di2): Likewise.
18749 (sse4_1_extendv2siv2di2): Likewise.
18750 (*sse4_1_extendv2siv2di2): Likewise.
18751 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18752 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18753 (sse4_1_zero_extendv4qiv4si2): Likewise.
18754 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18755 (sse4_1_zero_extendv2qiv2di2): Likewise.
18756 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18757 (sse4_1_zero_extendv4hiv4si2): Likewise.
18758 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18759 (sse4_1_zero_extendv2hiv2di2): Likewise.
18760 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18761 (sse4_1_zero_extendv2siv2di2): Likewise.
18762 (*sse4_1_zero_extendv2siv2di2): Likewise.
18763 (sse4_1_roundpd): Likewise.
18764 (sse4_1_roundps): Likewise.
18765 (sse4_1_roundsd): Likewise.
18766 (sse4_1_roundss): Likewise.
18767 (mulv4si3): Don't expand for SSE4.1.
18768 (smax<mode>3): Likewise.
18769 (umaxv4si3): Likewise.
18770 (uminv16qi3): Likewise.
18771 (umin<mode>3): Likewise.
18772 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18774 * doc/extend.texi: Document SSE4.1 built-in functions.
18776 * doc/invoke.texi: Document -msse4.1.
18778 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18780 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18781 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18782 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18783 (ASM_SPEC): Add asm_pcrel_spec.
18784 (EXTRA_SPECS): Add asm_pcrel_spec.
18786 2007-05-21 David Daney <ddaney@avtrex.com>
18788 * doc/install.texi (Building a cross compiler): Add requirements
18789 for Java cross compiler.
18791 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18793 PR middle-end/31995
18794 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18795 Add loopno argument. Use evolution_function_is_invariant_rec_p
18796 instead of evolution_function_is_constant_p.
18797 Update calls to evolution_function_is_affine_multivariate_p.
18798 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18799 Add loopno argument.
18800 * tree-scalar-evolution.c (gather_chrec_stats): Call
18801 evolution_function_is_affine_multivariate_p with a loop
18803 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18804 (analyze_overlapping_iterations): Likewise.
18805 (access_functions_are_affine_or_constant_p): Likewise.
18806 (build_classic_dist_vector_1): If the access functions
18807 are equal, don't do anything.
18809 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18810 Paolo Carlini <pcarlini@suse.de>
18811 Uros Bizjak <ubizjak@gmail.com>
18813 * c-cppbuiltin.c (c_cpp_builtins): Define
18814 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18815 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18816 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18817 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18819 2007-05-21 Mike Stump <mrs@apple.com>
18821 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18823 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18825 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18827 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18828 implementation if __OPTIMIZE__ is not defined.
18829 (_mm_alignr_pi8): Ditto.
18830 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18831 (_mm_inserti_si64): Ditto.
18832 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18833 (_mm_slli_epi16): Ditto.
18834 (_mm_slli_epi32): Ditto.
18835 (_mm_slli_epi64): Ditto.
18836 (_mm_srai_epi16): Ditto.
18837 (_mm_srai_epi32): Ditto.
18838 (_mm_srli_si128): Ditto.
18839 (_mm_slli_si128): Ditto.
18840 (_mm_srli_epi16): Ditto.
18841 (_mm_srli_epi32): Ditto.
18842 (_mm_srli_epi64): Ditto.
18843 (_mm_extract_epi16): Ditto.
18844 (_mm_insert_epi16): Ditto.
18845 (_mm_shufflehi_epi16): Ditto.
18846 (_mm_shufflelo_epi16): Ditto.
18847 (_mm_shuffle_epi32): Ditto.
18848 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18849 (_m_pextrw): Ditto.
18850 (_mm_insert_pi16): Ditto.
18851 (_m_pinsrw): Ditto.
18852 (_mm_shuffle_pi16): Ditto.
18853 (_m_pshufw): Ditto.
18854 (_mm_shufle_ps): Ditto.
18855 (_mm_prefetch): Ditto.
18857 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18859 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18860 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18861 * real.c (encode_i370_single, decode_i370_single,
18862 encode_i370_double, decode_i370_double): Functions removed.
18863 (i370_single_format, i370_double_format): Initializations removed.
18864 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18865 Consider the log2_b field to always be one.
18866 (ieee_single_format, mips_single_format, coldfire_single_format,
18867 ieee_double_format, mips_double_format, coldfire_double_format,
18868 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18869 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18870 ibm_extended_format, mips_extended_format, ieee_quad_format,
18871 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18872 decimal_single_format, decimal_double_format, decimal_quad_format,
18873 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18874 initialization of log2_b.
18875 * real.h (i370_single_format, i370_double_format): Declarations
18877 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18878 field to always be one.
18880 2007-05-21 Andreas Schwab <schwab@suse.de>
18882 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18883 NOTE_INSN_BASIC_BLOCK_P.
18884 (process_for_unwind_directive): Likewise.
18886 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18888 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18889 * function.h (struct function): Move va_list_gpr_size,
18890 va_list_fpr_size, function_frequency to front of bitfields. Add
18892 (current_function_calls_unwind_init): New.
18893 * except.c (expand_builtin_unwind_init): Set
18894 current_function_calls_unwind_init not
18895 current_function_has_nonlocal_label.
18896 * reload1.c (has_nonexceptional_receiver): New.
18897 (reload): Use it and current_function_calls_unwind_init to
18898 determine whether call-saved regs must be saved.
18900 2007-05-20 Jan Hubicka <jh@suse.cz>
18902 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18903 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18904 * ddg.c (create_ddg): LIkewise.
18905 * final.c (final): Remove hunk moving line number notes around since
18906 they are no longer present at this stage.
18907 (final_scan_insn): Use NOTE_KIND instead of
18908 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18909 (output_asm_label): Likewise.
18910 * reorg.c (dbr_schedule): Likewise.
18911 * haifa-sched.c (unlink_other_notes): Likewise.
18912 * mode-switching.c (optimize_mode_switching): Likewise.
18913 * graph.c (start_bb): Likewise.
18914 * rtl.def (NOTE): Update description.
18915 * jump.c (squeeze_notes): Delete.
18916 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18917 NOTE_INSN_BASIC_BLOCK_P when possible.
18918 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18919 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18920 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18921 (dwarf2out_var_location): Likewise.
18922 * cfgbuild.c (make_edges): Likewise.
18923 (find_basic_blocks_1): Likewise.
18924 * function.c (reorder_blocks_1): Likewise.
18925 (epilogue_done): Likewise.
18926 (reposition_prologue_and_epilogue_notes): Likewise.
18927 * print-rtl.c (print_rtx): Likewise; drop code for printing
18929 (print_rtl): Likewise.
18930 (print_rtl_single): Likewise.
18931 * gcse.c (insert_insn_start_bb): Likewise.
18932 * alias.c (init_alias_analysis): Likewise.
18933 * calls.c (fixup_tail_calls): Likewise.
18934 * except.c (sjlj_emit_function_enter): Likewise.
18935 * emit-rtl.c (add_insn_after): Likeiwse.
18936 (emit_label_before): Likewise.
18937 (emit_label_after): Likewise.
18938 (emit_note_before, emit_note_after, emit_note): Update
18939 parameter to be enum insn_note; do not deal with source
18941 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18942 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18944 (merge_blocks_move_successor_nojumps): Simplify now when
18945 we don't have BLOCK notes.
18946 (try_optimize_cfg): Likewise.
18947 * cfglayout.c (skip_insns_after_block): Likewise.
18948 (record_effective_endpoints): Likewise.
18949 (duplicate_insn_chain): Likewise.
18950 * varasm.c (output_constant_pool_1): Likewise.
18951 * sched-deps.c (sched_analyze): Likewise.
18952 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18954 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18955 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18956 (SET_INSN_DELETED): Simplify.
18957 (NOTE_LINE_NUMBER): Exterminate.
18958 (NOTE_LINE_KIND): New.
18959 (NOTE_INSN_BASIC_BLOCK_P): Update.
18960 (enum insn_note): Simplify.
18961 (GET_NOTE_INSN_NAME) Simplify.
18962 (emit_note_before, emit_note_after, emit_note): Update prototype.
18963 (squeeze_notes): Remove.
18964 * sched-int.h (NOTE_NOT_BB_P): Update.
18965 * resource.c (mark_target_live_regs): Update.
18966 * sched-rgn.c (debug_dependencies): Update.
18967 * sched-vis.c (print_insn): Update.
18968 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18969 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18970 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18971 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18972 (split_branches): Update.
18973 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18975 (sh_adjust_unroll_max): Exterminate.
18976 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18977 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18978 (m68hc11_reorg): Likewise.
18979 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18980 (emit_predicate_relation_info): Update.
18981 (process_for_unwind_directive): Update.
18982 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18983 (output_call): Update.
18984 * config/pa/pa.c (output_lbranch): Update.
18985 (output_millicode_call): Update.
18986 (output_call): Update.
18987 (pa_combine_instructions): Update.
18988 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18989 * config/bfin/bfin.c (gen_one_bundle): Update.
18990 * cfgrtl.c (can_delete_note_p): Update.
18991 (delete_insn): Update.
18992 (rtl_merge_blocks): Update.
18993 (commit_one_edge_insertion): Update.
18994 (rtl_verify_flow_info): Update.
18995 * stmt.c (expand_case): Do not call squeeze_notes.
18997 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19004 * c.opt (Wtype-limits): New.
19005 * doc/invoke.texi (Wtype-limits): Document it.
19006 (Wextra): Enabled by -Wextra.
19007 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19008 * c-common.c (shorten_compare): Warn with Wtype-limits.
19010 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19012 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19013 inlined function, not as a macro.
19014 (_mm_alignr_pi8): Ditto.
19015 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19016 (_mm_inserti_si64): Ditto.
19017 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19018 (_mm_extract_epi16): Ditto.
19019 (_mm_insert_epi16): Ditto.
19020 (_mm_shufflehi_epi16): Ditto.
19021 (_mm_shufflelo_epi16): Ditto.
19022 (_mm_shuffle_epi32): Ditto.
19023 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19024 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19026 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19028 (_m_to_float): Use C89 compatible assignment.
19030 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19033 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19035 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19038 * doc/invoke.texi (Wreturn-type): Complete description.
19039 (Wextra): Delete item about return-type warning.
19040 * c-decl.c: Delete redundant Wextra warning.
19042 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19045 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19046 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19047 inlined function, not as a macro.
19048 (_mm_prefetch): Ditto.
19049 (_m_pextrw): Ditto.
19050 (_mm_insert_pi16): Ditto.
19051 (_m_pinsrw): Ditto.
19052 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19053 (_m_pshufw): Ditto. Add const to __N argument.
19054 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19055 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19056 (_mm_slli_epi32): Ditto.
19057 (_mm_srli_si128): Implement as always inlined function, not as a
19058 macro. Add __inline to function declaration.
19059 (_mm_slli_si128): Ditto.
19061 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19063 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19064 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19066 (struct fenv): New structure.
19067 (FP_HANDLE_EXCEPTIONS): New define.
19068 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19069 (_FP_DECL_EXP): New define.
19070 (FP_INIT_ROUNDMODE): New define.
19071 (FP_ROUNDMODE): New define.
19073 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19075 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19076 (Wconversion): Update description.
19077 (Wconversion-sign): New.
19078 * c.opt (Wconversion-sign): New.
19079 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19080 means disabled for C++. Otherwise, take the status of Wconversion.
19081 * c-common.c (conversion_warning): Warn with either Wconversion or
19083 (warnings_for_convert_and_check): Conditions are already checked by
19084 conversion_warning.
19085 (convert_and_check): Don't check warnings if the conversion failed.
19087 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19088 Anatoly Sokolov <aesok@dol.ru>
19090 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19091 avr_epilogue_uses) : Add declaration.
19092 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19093 * config/avr/constraints.md (R): New constraint.
19094 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19095 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19096 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19097 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19098 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19099 call_prologue_saves, epilogue_restores, return_from_epilogue,
19100 return_from_main_epilogue, return_from_interrupt_epilogue,
19101 return_from_naked_epilogue, prologue, epilogue): New patterns.
19102 (jump): Handle symbol reference.
19103 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19104 avr_output_function_prologue, avr_output_function_epilogue): Remove
19106 (avr_init_machine_status, expand_prologue, expand_epilogue,
19107 avr_asm_function_end_prologue, avr_epilogue_uses,
19108 avr_asm_function_begin_epilogue): New functions.
19109 (prologue_size, epilogue_size, jump_tables_size): Remove global
19111 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19112 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19113 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19114 (avr_override_options): Initialise init_machine_status.
19115 (output_movhi): Handle all stack pointer loads.
19116 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19117 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19118 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19119 (EPILOGUE_USES) Redefine.
19120 (machine_function) Declare.
19122 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19124 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19125 Use a single return statement.
19127 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19129 PR middle-end/30250
19130 * builtins.c (do_mpfr_lgamma_r): New.
19131 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19132 * tree.h (CASE_FLT_FN_REENT): New.
19134 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19136 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19137 (output_die): Use 'unsigned long' with %x.
19138 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19139 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19140 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19142 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19144 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19149 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19150 true if function has no argument.
19152 2007-05-18 DJ Delorie <dj@redhat.com>
19154 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19155 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19157 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19159 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19160 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19161 count_trailing_zeros.
19162 (__i386__): Implement count_leading_zeros using __builtin_clz().
19163 Implement count_trailing_zeros usign __builtin_ctz().
19165 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19167 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19169 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19171 PR middle-end/31344
19172 * expr.c (emit_move_change_mode): Change mode of push operands here.
19174 2007-05-17 Ian Lance Taylor <iant@google.com>
19176 PR tree-optimization/31953
19177 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19178 Change all callers.
19179 (set_value_range_to_null): Call set_value_range_to_value.
19180 (extract_range_from_comparison): Likewise.
19182 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19184 * toplev.c (print_version): Output GMP/MPFR version info.
19186 * builtins.c (CASE_MATHFN_REENT): New macro.
19187 (mathfn_built_in): Use it.
19188 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19189 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19190 BUILT_IN_LGAMMAL_R): New.
19191 * doc/extend.texi: Document new builtins.
19193 PR middle-end/31796
19194 * builtins.c (do_mpfr_remquo): New.
19195 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19196 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19198 PR middle-end/30251
19199 * builtins.c (fold_builtin_1): Handle y0, y1.
19200 (fold_builtin_2): Handle yn.
19202 PR middle-end/30251
19203 * builtins.c (do_mpfr_bessel_n): New.
19204 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19205 (fold_builtin_2): Handle BUILT_IN_JN.
19207 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19210 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19211 TYPE_PRECISION (intmax_type_node).
19213 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19216 * reload.c (subst_reloads): Remove checking.
19218 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19220 PR rtl-optimization/31691
19221 * combine.c (simplify_set): Build a new src pattern instead of
19222 substituting its operands in the COMPARE case.
19224 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19226 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19227 (execute_vrp): Preserve loops through jump threading.
19228 * tree-ssa-threadupdate.c (thread_single_edge,
19229 dbds_continue_enumeration_p, determine_bb_domination_status,
19230 thread_through_loop_header): New functions.
19231 (create_edge_and_update_destination_phis,
19232 create_edge_and_update_destination_phis): Set loops for the new blocks.
19233 (prune_undesirable_thread_requests): Removed.
19234 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19236 (thread_block): Do not call prune_undesirable_thread_requests.
19238 (mark_threaded_blocks): Select edges to thread here.
19239 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19240 Thread edges through loop headers independently.
19241 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19242 * tree-pass.h (TODO_mark_first_instance): New.
19243 (first_pass_instance): Declare.
19244 * cfghooks.c (duplicate_block): Put the block to the original loop
19245 if copy is not specified.
19246 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19247 jump threading. Pass may_peel_loop_headers to
19248 thread_through_all_blocks according to first_pass_instance.
19249 * cfgloop.h (create_preheader): Declare.
19250 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19251 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19252 * passes.c (first_pass_instance): New variable.
19253 (next_pass_1): Set TODO_mark_first_instance.
19254 (execute_todo): Set first_pass_instance.
19256 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19258 PR tree-optimization/24659
19259 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19260 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19261 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19262 OTI_vec_pack_ufix_trunc.
19263 (vec_unpacks_float_hi_optab): Define new macro.
19264 (vec_unpacks_float_lo_optab): Ditto.
19265 (vec_unpacku_float_hi_optab): Ditto.
19266 (vec_unpacku_float_lo_optab): Ditto.
19267 (vec_pack_sfix_trunc_optab): Ditto.
19268 (vec_pack_ufix_trunc_optab): Ditto.
19269 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19270 and vec_pack_[s|u]fix_trunc_optab using
19271 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19272 * tree-vectorizer.c (supportable_widening_operation): Handle
19273 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19274 (supportable_narrowing_operation): New function.
19275 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19276 * tree-vect-transform.c (vectorizable_conversion): Handle
19277 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19278 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19279 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19280 to check for target support.
19281 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19282 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19283 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19284 for VEC_PACK_FIX_TRUNC_EXPR.
19285 (expand_binop): Special case mode of the result for
19286 vec_pack_[u|s]fix_trunc_optab.
19287 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19288 vec_pack_[u|s]fix_trunc_optab.
19290 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19291 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19292 * tree-pretty-print.c (dump_generic_node): Handle
19293 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19294 VEC_PACK_FIX_TRUNC_EXPR.
19296 * expr.c (expand_expr_real_1): Ditto.
19297 * tree-inline.c (estimate_num_insns_1): Ditto.
19298 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19300 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19301 (vec_unpacks_float_lo_v8hi): Ditto.
19302 (vec_unpacku_float_hi_v8hi): Ditto.
19303 (vec_unpacku_float_lo_v8hi): Ditto.
19304 (vec_unpacks_float_hi_v4si): Ditto.
19305 (vec_unpacks_float_lo_v4si): Ditto.
19306 (vec_pack_sfix_trunc_v2df): Ditto.
19308 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19310 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19311 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19312 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19313 [vec_pack_ufix_trunc]: Ditto.
19314 [vec_unpacks_float_hi]: Ditto.
19315 [vec_unpacks_float_lo]: Ditto.
19316 [vec_unpacku_float_hi]: Ditto.
19317 [vec_unpacku_float_lo]: Ditto.
19319 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19321 * soft-fp/README: Update for new files.
19322 * soft-fp/floattisf.c: New file.
19323 * soft-fp/floattidf.c: New file.
19324 * soft-fp/floattitf.c: New file.
19325 * soft-fp/floatuntisf.c: New file.
19326 * soft-fp/floatuntidf.c: New file.
19327 * soft-fp/floatuntitf.c: New file.
19328 * soft-fp/fixsfti.c: New file.
19329 * soft-fp/fixdfti.c: New file.
19330 * soft-fp/fixtfti.c: New file.
19331 * soft-fp/fixunssfti.c: New file.
19332 * soft-fp/fixunsdfti.c: New file.
19333 * soft-fp/fixunstfti.c: New file.
19334 * soft-fp/extendxftf.c: New file.
19335 * soft-fp/trunctfxf.c: New file.
19337 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19338 (__trunctfxf2): Ditto.
19340 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19341 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19342 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19343 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19344 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19345 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19347 * config/i386/t-fprules-softfp64: New file.
19348 * config/i386/sfp-machine.h: New file.
19349 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19350 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19351 and soft-fp/t-softfp to tmake_file.
19352 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19353 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19355 * config/i386/t-linux64 (softfp_wrap_start): New.
19356 (softfp_wrap_end): New.
19357 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19358 supported for TARGET_64BIT.
19360 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19362 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19363 c_common_unsigned_type behavior.
19365 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19367 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19370 2007-05-16 Eric Christopher <echristo@apple.com>
19372 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19373 saving after stack push. Set sp_offset whenever we push.
19374 (rs6000_emit_epilogue): Move altivec register restore before
19377 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19379 * configure.ac: Allow sysroots to be relocated under $prefix as
19380 well as $exec_prefix.
19381 * configure: Regenerate.
19383 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19387 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19389 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19390 (gcc_tooldir): Likewise.
19391 * configure: Regenerate.
19392 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19393 old configure.ac gcc_tooldir setting.
19394 (prefix_to_exec_prefix): New variable.
19395 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19396 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19398 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19400 * c-typeck.c (build_binary_op): Return early for error.
19402 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19404 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19405 struct nb_iter_bound.
19406 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19407 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19408 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19409 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19410 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19411 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19412 (del_scev_info): Use ggc_free.
19413 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19414 * loop-init.c: Include ggc.h.
19415 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19416 (loop_optimizer_finalize): Use ggc_free.
19417 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19418 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19419 pass_iv_optimize): Add TODO_ggc_collect.
19420 * function.h (struct function): Remove skip marker from
19422 * cfgloop.c: Include ggc.h.
19423 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19425 (establish_preds): Vector superloops is gc allocated.
19426 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19428 (flow_loops_find): Vector larray is gc allocated.
19429 (loop_exit_free): Use ggc_free.
19430 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19431 that head of exits list is now not a part of struct loop.
19432 (record_loop_exits): Allocate exits table in gc memory.
19433 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19434 that head of exits list is now not a part of struct loop.
19435 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19436 struct loop_exit): Add GTY marker.
19437 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19438 Add skip marker to aux field. Make head of exits list a separate
19440 (struct loops): Add GTY marker. Make larray vector gc allocated.
19441 Add param marker to exits table.
19442 (get_loops): Type changed.
19443 * Makefile.in (tree-scalar-evolution.o): Add
19444 gt-tree-scalar-evolution.h dependency.
19445 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19446 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19447 * basic-block.h (struct basic_block_def): Remove skip marker from
19450 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19452 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19453 of 0 in the call to expand_expr().
19454 (expand_builtin_mathfn_3): Ditto.
19455 (expand_builtin_interclass_mathfn): Ditto.
19456 (expand_builtin_cexpi): Ditto.
19457 (expand_builtin_int_roundingfn): Ditto.
19458 (expand_builtin_int_roundingfn_2): Ditto.
19459 (expand_builtin_pow): Ditto.
19460 (expand_builtin_powi): Ditto.
19461 (expand_builtin_bswap): Ditto.
19462 (expand_builtin_unop): Ditto.
19463 (expand_builtin_fabs): Ditto.
19464 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19465 the call to expand_expr().
19466 (expand_builtin_sync_operation): Ditto.
19467 (expand_builtin_compare_and_swap): Ditto.
19468 (expand_builtin_lock_test_and_set): Ditto.
19469 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19470 instead of 0 in the call to expand_expr().
19471 (expand_builtin_extract_return_addr): Ditto.
19472 (expand_builtin_eh_return): Ditto.
19473 (expand_eh_return): Ditto.
19474 * explow.c (expr_size): Ditto.
19475 * expr.c (optimize_bitfield_assignment_op): Ditto.
19476 (expand_assignement): Ditto.
19477 (store_expr): Ditto.
19478 (store_field): Ditto.
19479 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19480 the call to expand_expr().
19481 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19482 in the call to expand_expr().
19483 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19484 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19485 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19487 * optabs.c (expand_vec_shift_expr): Ditto.
19488 (expand_vec_cond_expr): Ditto.
19489 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19490 call to expand_expr().
19491 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19492 in the call to expand_expr().
19494 2007-05-14 Dave Korn <dave.korn@artimi.com>
19496 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19498 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19500 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19501 instead of c_common_unsigned_type.
19502 (c_common_unsigned_type): Remove.
19503 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19504 c_common_unsigned_type.
19505 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19506 c_common_unsigned_type.
19507 * c-common.h (c_common_unsigned_type): Remove.
19508 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19509 c_common_unsigned_type.
19510 * c-format.c (check_format_types): Use unsigned_type_for instead of
19511 c_common_unsigned_type.
19512 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19513 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19514 of c_common_unsigned_type.
19515 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19516 lang_hooks.types.unsigned_type.
19517 * expmed.c (make_tree): Use unsigned_type_for instead of
19518 lang_hooks.types.unsigned_type.
19519 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19520 lang_hooks.types.unsigned_type.
19521 (build_range_check): Likewise.
19522 (fold_unary): Likewise.
19523 (fold_binary): Likewise.
19524 (fold_ternary): Likewise.
19525 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19526 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19527 * tree.c (get_unsigned_type): New.
19528 (unsigned_type_for): Use get_unsigned_type instead of
19529 lang_hooks.types.unsigned_type.
19531 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19533 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19534 to m68k_get_function_kind. Update its prototype.
19535 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19537 (m68k_interrupt_function_p): Return enum m68k_function_type
19538 instead of bool. Rename to m68k_get_function_kind.
19539 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19540 target is not fido.
19541 (m68k_compute_frame_layout): Don't mark any register for save
19542 if an interrupt_thread attribute is specified.
19543 (m68k_hard_regno_rename_ok): Update a use of
19544 m68k_interrupt_function_p.
19545 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19546 m68k_interrupt_function_p.
19547 (m68k_function_type): New.
19548 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19549 for a function with an interrupt_thread attribute.
19550 * doc/extend.texi: Document the interrupt_thread attribute.
19552 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19554 Fix PR tree-optimization/31911
19555 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19556 if they didn't change the expression.
19558 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19560 * tree-scalar-evolution.c (resolve_mixers): Exported.
19561 * tree-scalar-evolution.h (resolve_mixers): Declare.
19562 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19563 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19564 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19565 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19566 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19567 strip_conversion, analyze_offset_expr, address_analysis,
19568 object_analysis, analyze_offset): Removed.
19569 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19570 split_constant_offset, canonicalize_base_object_address,
19571 object_address_invariant_in_loop_p, disjoint_objects_p,
19572 dr_may_alias_p, dr_address_invariant_p): New functions.
19573 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19574 and dr_analyze_alias.
19575 (initialize_data_dependence_relation): Use dr_may_alias_p
19576 and object_address_invariant_in_loop_p.
19577 (compute_self_dependence): Handle the case when
19578 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19579 (find_data_references_in_stmt): Restrict the analysis of data
19580 references to the given loop nest.
19581 (find_data_references_in_loop): Made static. Pass loop nest to
19582 find_data_references_in_stmt.
19583 (compute_data_dependences_for_loop): Use DR_VOPS.
19584 (free_data_ref): Free DR_VOPS.
19585 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19586 (struct innermost_loop_behavior): ... new.
19587 (struct base_object_info): Replaced by ...
19588 (struct indices): ... new.
19589 (struct dr_alias): New.
19590 (enum data_ref_type): Removed.
19591 (struct data_reference): Consist of struct innermost_loop_behavior,
19592 struct indices and struct dr_alias.
19593 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19594 (DR_MEMTAG): Renamed to ...
19595 (DR_SYMBOL_TAG): ... this.
19596 (find_data_references_in_loop): Declaration removed.
19597 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19598 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19599 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19600 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19602 2007-05-13 Revital Eres <eres@il.ibm.com>
19604 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19605 which walks virtual def-use chains to find redundant stores.
19606 (dse_optimize_stmt): Call it.
19608 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19610 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19611 * passes.c (init_optimization_passes): Move pass_jump_bypass
19614 * basic-block.h (bb_has_eh_pred): Fix style issue.
19616 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19618 PR rtl-optimization/31848
19619 * loop-invariant.c (move_invariant_reg): If we move an insn
19620 with a REG_EQUAL note, and that insn is not always executed,
19621 remove the REG_EQUAL note.
19623 2007-05-12 Richard Guenther <rguenther@suse.de>
19625 PR tree-optimization/31797
19626 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19627 propagate into a stmt that has volatile ops.
19629 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19631 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19632 (gcc_tooldir): Likewise.
19633 * configure: Regenerate.
19634 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19635 old configure.ac gcc_tooldir setting.
19636 (prefix_to_exec_prefix): New variable.
19637 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19638 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19640 2007-05-11 Silvius Rus <rus@google.com>
19642 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19643 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19644 * c-common.h (strict_aliasing_warning): Change return type.
19645 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19646 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19647 (build_c_cast): Condition call to strict_aliasing_warning.
19648 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19649 * flags.h (set_Wstrict_aliasing): Declare.
19650 * opts.c (set_Wstrict_alising): Define, add call to.
19651 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19652 * tree-ssa-alias-warnings.c: New file.
19653 * tree-ssa-alias.c (compute_may_aliases): Add call to
19654 strict_aliasing_warning_backend.
19656 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19658 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19659 Use loop_depth and loop_outer accessor functions.
19660 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19661 determine_invariantness_stmt, move_computations_stmt): Ditto.
19662 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19663 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19664 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19665 * tree-scalar-evolution.c (interpret_loop_phi,
19666 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19667 instantiate_parameters_1, scev_const_prop): Ditto.
19668 * cfghooks.c (make_forwarder_block): Ditto.
19669 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19670 * modulo-sched.c (loop_canon_p): Ditto.
19671 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19672 slpeel_can_duplicate_loop_p): Ditto.
19673 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19674 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19675 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19676 cancel_loop, verify_loop_structure): Ditto.
19677 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19678 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19679 superloops vector instead of "pred" array.
19680 (establish_preds): Take father loop as an argument. Initialize the
19682 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19683 Do not initialize loop->outer.
19684 (flow_loop_tree_node_remove): Truncate the superloops vector.
19685 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19686 "pred" merged to "superloops" vector.
19687 (loop_depth, loop_outer): New.
19688 (fel_init): Use loop_outer.
19690 2007-05-11 Jan Hubicka <jh@suse.cz>
19692 * cgraphunit.c: Include gt-cgraphunit.h
19693 (static_ctors, static_dtors): New static vars.
19694 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19695 based on implementation in c-common.c
19696 (cgraph_finalize_function): Call record_cdtor_fn.
19697 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19698 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19699 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19700 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19701 build_cdtor, c_build_cdtor_fns): Remove.
19702 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19703 c_build_cdtor_fns): Remove prototype.
19705 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19708 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19709 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19710 * builtins.c (fold_builtin_memchr): New.
19711 (expand_builtin_memchr): Call the latter.
19712 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19713 * doc/extend.texi ([Other built-in functions provided by GCC]):
19716 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19718 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19719 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19720 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19721 PFPO_OP1_TYPE_SHIFT): Constants added.
19722 (DFP_ALL): Mode macro defined.
19723 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19724 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19725 Insn definitions added.
19726 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19727 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19730 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19732 PR tree-optimization/31885
19733 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19734 NULL_TREE to be undetermined.
19735 (automatically_generated_chrec_p): Return false for NULL.
19737 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19739 * config/bfin/bfin.h (MOVE_RATIO): Define.
19741 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19743 * config.gcc (sparc-wrs-vxworks): New target.
19744 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19745 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19746 * config/sparc/sparc.h: Include vxworks-dummy.h.
19747 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19748 include LABEL_REFs too.
19749 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19750 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19752 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19754 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19755 (sparc_emit_call_insn): New function.
19756 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19757 functions when generating VxWorks PIC.
19758 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19759 (call, call_value): Use sparc_emit_call_insn instead of
19762 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19764 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19766 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19768 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19769 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19770 split_double instead of operand_subword.
19772 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19774 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19775 * config/bfin/bfin.c (bfin_local_alignment): New function.
19776 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19778 2007-05-08 Chao-ying Fu <fu@mips.com>
19780 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19781 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19782 (smsub_widen_optab, umsub_widen_optab): Define.
19783 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19785 * genopinit.c (optabs): Fill in smsub_widen_optab and
19787 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19788 and umsub_widen_optab to implement multiply-subtract sequences.
19789 * config/mips/mips.md (*msac<u>_di): Rename to...
19790 (<u>msubsidi4): ...this. Extend condition to include
19791 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19792 of operand 0 to "ka" and use the three-operand form of msub<u>
19794 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19797 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19799 PR rtl-optimization/28011
19800 * reload.c (push_reload): Set dont_share if IN appears in OUT
19801 also when IN is a PLUS rtx.
19802 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19805 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19807 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19808 call unshare_all_decls.
19809 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19810 (unshare_all_decls): Remove.
19812 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19815 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19818 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19819 Nigel Stephens <nigel@mips.com>
19821 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19822 Update comments and all uses.
19823 (MIN_FPRS_PER_FMT): Define.
19824 * config/mips/mips.c (function_arg): Fix to correctly handle
19825 the -mips32r2 -mfp64 -mabi=32 case.
19826 (override_options): Enable use of odd-numbered registers for
19827 SFmode values on MIPS32.
19828 (mips_save_reg_p): Save whole floating-point register pair if
19829 either half is used.
19830 (compute_frame_size): Fix comment.
19832 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19834 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19835 argument of type bool.
19836 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19837 argument. Safely select temporary P register according to it.
19838 (do_link): Change call site of add_to_reg accordingly.
19839 (do_unlink): Add epilogue_p as a fourth argument and pass it
19841 (expand_interrupt_handler_epilogue): Change call of do_unlink
19843 (bfin_expand_prologue): Add a third argument sibcall_p.
19844 * config/bfin/bfin.md (epilogue): Change call of
19845 bfin_expand_epilogue accordingly.
19846 (sibcall_epilogue): Likewise.
19847 (eh_return_internal): Likewise.
19849 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19850 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19851 * config/bfin/bfin.c (bfin_handle_option): Handle
19852 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19853 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19854 Support bf534, bf536 and bf561.
19855 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19857 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19860 * config/i386/i386.c (ix86_function_regparm): Process local
19861 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19863 2007-05-07 Mike Stump <mrs@apple.com>
19865 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19866 also checks for and while statements in C++.
19868 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19870 * gcc.c (at_file_supplied): New variable.
19871 (main): Set it if we expanded argv.
19872 (do_spec_1): Pass an @-file to the linker if we were called with
19873 an @-file argument and HAVE_GNU_LD.
19874 * collect2.c (at_file_supplied): New variable.
19875 (response_file): New variable.
19876 (collect_exit): Unlink response_file if necessary.
19877 (handler): Likewise.
19878 (do_wait): Likewise.
19879 (main): Set at_file_supplied if we expanded argv.
19880 (collect_execute): Pass an @-file to subprocesses if we were called
19881 with an @-file argument.
19882 * configure.ac: Add define for HAVE_GNU_LD.
19883 * configure: Regenerate.
19884 * config.in: Regenerate.
19886 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19888 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19889 operand to HI mode.
19894 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19896 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19897 (TARGET_ENCODE_SECTION_INFO): Re-define.
19898 (m32c_encode_section_info): New
19899 (function_vector_handler): New
19900 (current_function_special_page_vector): New
19901 (m32c_special_page_vector_p): New.
19902 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19904 * config/m32c/jump.md: Added instruction JSRS for functions
19905 with attribute "function_vector".
19906 * doc/extend.texi (function_vector): Added description
19907 for M16C, M32C targets.
19909 2007-05-07 DJ Delorie <dj@redhat.com>
19912 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19913 ashrpsi3, lshrpsi3): Update shift count constraint.
19915 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19916 Nathan Froyd <froydnj@codesourcery.com>
19919 * c-incpath.c (add_path): Strip trailing path separators.
19921 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19923 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19924 Free dominance info before purging EH edges.
19925 (eliminate_degenerate_phis): Likewise.
19926 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19928 2007-05-07 Jan Hubicka <jh@suse.cz>
19930 * gimplify.c (gimplify_expr): Do not crash when folding
19931 (void *)(int)&a + 4.
19933 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19936 * c-opts.c (lang_fortran): Make it non static.
19937 * c-common.h (lang_fortran): New prototype.
19938 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19939 -lang-fortran option was passed by the driver.
19941 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19943 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19944 of ASSERT_CHECKING. Tweak message.
19946 2007-05-06 Revital Eres <eres@il.ibm.com>
19949 * loop-unroll.c (insert_var_expansion_initialization):
19950 Initialize the expansions with -zero instead of +zero.
19952 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19954 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19955 into pic and non-pic versions. Mark r19 as used for
19956 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19957 for tgd_load, tld_load and tie_load .
19958 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19959 version of tgd_load, tld_load and tie_load depending on the
19962 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19963 Jakub Jelinek <jakub@redhat.com>
19965 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19966 (__do_global_dtors_aux): Use more paranoid loop to run
19967 destructors if HIDDEN_DTOR_LIST_END.
19968 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19970 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19972 * varasm.c (align_variable): Don't increase alignment for
19973 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19974 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19976 2007-05-04 Josh Conner <jconner@apple.com>
19978 * basic-block.h (cdi_direction): Assign values to all enumeration
19980 (dom_computed): Remove.
19981 (dom_info_state): New.
19982 (set_dom_info_availability): New.
19983 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19984 walk_data.dom_direction.
19985 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19986 instead of dom_computed[].
19987 (split_edge): Likewise.
19988 (create_basic_block): Likewise.
19989 (merge_blocks): Likewise.
19990 * ifcvt.c (find_if_header): Likewise.
19991 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19992 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19993 * tree-ssa.c (verify_ssa): Likewise.
19994 * tree-cfg.c (tree_verify_flow_info): Likewise.
19995 (remove_edge_and_dominated_blocks): Likewise.
19996 * dominance.c (dom_computed): Make static.
19997 (calc_dfs_tree_nonrec): Change third param to a bool.
19998 (calc_dfs_tree): Change second param to a bool.
19999 (calc_idioms): Change second param to a bool. Use
20000 dom_convert_dir_to_idx.
20001 (init_dom_info): Validate dir before using.
20002 (dom_convert_dir_to_idx): New.
20003 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20004 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20005 (free_dominance_info): Use dom_convert_dir_to_idx.
20006 (get_immediate_dominator): Likewise.
20007 (set_immediate_dominator): Likewise.
20008 (get_dominated_by): Likewise.
20009 (redirect_immediate_dominators): Likewise.
20010 (nearest_common_denominator): Likewise.
20011 (dominated_by_p): Likewise.
20012 (bb_dom_dfs_in): Likewise.
20013 (bb_dom_dfs_out): Likewise.
20014 (recount_dominator): Likewise.
20015 (iterate_fix_dominators): Likewise.
20016 (add_to_dominance_info): Likewise.
20017 (delete_from_dominance_info): Likewise.
20018 (first_dom_son): Likewise.
20019 (next_dom_son): Likewise.
20020 (dom_info_available_p): Likewise.
20021 (dom_info_state): New.
20022 (set_dom_info_availability): New.
20024 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20026 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20028 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20030 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20032 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20033 (subdi3, subdi_carry): Delete.
20035 2007-05-04 Jan Hubicka <jh@suse.cz>
20036 Richard Guenther <rguenther@suse.de>
20038 * opts.c (decode_options): Do not fiddle with inlining
20039 parameters in case of optimizing for size.
20040 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20041 for size do nothing.
20042 (cgraph_decide_inlining_of_small_function): When optimizing for
20043 size never inline functions increasing caller size.
20044 (cgraph_early_inlining): Inline for size when optimizing for size.
20046 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20048 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20049 logical operations piecewise.
20050 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20051 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20052 subdi_sesidi_di): Delete.
20053 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20054 the generated sequence. Allow three-reg add in constraints. Rewrite
20055 the rtl expression for carry to avoid zero_extend of a constant.
20056 (sub_with_carry): New pattern.
20057 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20058 different sequence not involving jumps.
20059 (notbi): Now a named pattern.
20061 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20063 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20064 Add the note about a significant loss of accuracy of some
20065 mathematical routines when these options are used.
20067 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20069 * haifa-sched.c (rtx_vec_t): New typedef.
20070 (contributes_to_priority_p): Extract piece of priority () into new
20072 (priority): Use the function. Add assertion.
20073 (rank_for_schedule, set_priorities): Add assertion to check that
20074 insn's priority is initialized.
20075 (clear_priorities, calc_priorities): Change signature. Make it update
20076 all relevant insns. Update all callers ('add_to_speculative_block ()'
20077 and 'create_block_check_twin ()').
20078 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20079 Add new field 'priority_status'.
20080 (INSN_PRIORITY_STATUS): New macro.
20081 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20083 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20085 * sched-ebb.c (debug_ebb_dependencies): New static function.
20086 (init_ready_list): Use it.
20088 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20089 with changed signature and 'debug_rgn_dependencies ()'.
20090 (debug_rgn_dependencies): New static function.
20091 (init_ready_list): Use it.
20093 * sched-int.h (debug_dependencies): Declare.
20095 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20097 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20099 2007-05-04 Dirk Mueller <dmueller@suse.de>
20101 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20103 2007-05-03 Jan Hubicka <jh@suse.cz>
20105 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20106 ((T1)X op (T1)Y), for pointer type in more cases than before.
20108 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20110 * tree-object-size.c (plus_expr_object_size): When operand size is
20111 unknown, return unknown.
20113 2007-05-03 Dirk Mueller <dmueller@suse.de>
20115 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20117 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20120 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20122 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20124 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20126 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20128 * config/soft-fp/double.h, config/soft-fp/extended.h,
20129 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20130 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20131 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20132 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20135 2007-05-03 Ian Lance Taylor <iant@google.com>
20137 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20138 MASK_PPC_GFXOPT for 8540 or 8548.
20140 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20142 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20143 vect_print_dump_info() to output debug information.
20145 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20148 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20149 operands of size 2 when operand is not MEM_P.
20151 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20153 PR tree-optimization/30565
20154 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20156 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20158 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20159 (umulsi3_highpart): Use them.
20160 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20161 for final accumulator to D regisster tranfser.
20163 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20165 PR tree-optimization/31699
20166 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20168 (vect_enhance_data_refs_alignment): Compute peel amount using
20169 TYPE_VECTOR_SUBPARTS instead of vf.
20170 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20172 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20175 * system.h: Remove inclusion of double-int.h
20176 * tree.h: Include double-int.h
20177 * gengtype.c: Likewise
20178 * cfgloop.h: Likewise
20179 * Makefile.in: Adjust dependencies on double-int.h
20181 2007-05-02 Eric Christopher <echristo@apple.com>
20183 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20184 -shared to -Zdynamiclib.
20186 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20189 * c-common.c (strip_pointer_or_array_types): New function.
20190 * c-common.h (strip_pointer_or_array_types): New function declaration.
20192 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20194 PR tree-optimization/31771
20195 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20197 2007-05-02 Paul Brook <paul@codesourcery.com>
20199 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20201 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20203 PR middle-end/29715
20204 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20207 2007-05-02 Nick Clifton <nickc@redhat.com>
20209 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20211 2007-05-02 Richard Guenther <rguenther@suse.de>
20213 PR tree-optimization/31146
20214 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20215 argument, single_use_p. If we have a single use that is
20216 a conversion to the definition rhs type, propagate that rhs.
20217 (forward_propagate_addr_expr): Pass single_use_p argument
20218 to forward_propagate_addr_expr_1.
20220 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20222 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20225 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20227 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20228 'AMD Family 10 core'.
20230 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20232 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20233 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20234 with SSE3 instruction set support.
20235 * doc/invoke.texi: Likewise.
20237 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20239 * config/i386/i386.c (override_options): Tuning 32-byte loop
20240 alignment for amdfam10 architecture. Increasing the max loop
20241 alignment to 24 bytes.
20243 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20245 * config/m68k/constraints.md: New.
20246 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20247 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20248 EXTRA_CONSTRAINT): Remove.
20249 * config/m68k/m68k.md: Include constraints.md.
20250 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20252 2007-05-01 Ian Lance Taylor <iant@google.com>
20254 PR tree-optimization/31739
20255 * tree-vrp.c (vrp_val_is_max): New static function.
20256 (vrp_val_is_min): New static function.
20257 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20259 (set_value_range): Use vrp_val_is_{max,min}.
20260 (extract_range_from_assert): Likewise.
20261 (extract_range_from_binary_expr): Likewise.
20262 (extract_range_from_unary_expr): Likewise.
20263 (dump_value_range, vrp_meet): Likewise.
20264 (vrp_visit_phi_node): Likewise.
20265 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20267 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20269 * config/i386/gmon-sol2.c (size_t): New type.
20270 (intptr_t): Likewise.
20271 (s_textsize): Declare as size_t.
20273 (monstartup): Use size_t for sizes.
20274 (_mcount): Save and restore registers.
20275 (internal_mcount): Pass 0 as the first argument to monstartup
20277 (moncontrol): Convert pointer to appropriately sized integer
20278 before passing to profil.
20280 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20282 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20283 __NO_FPRS__, not just if _SOFT_DOUBLE.
20284 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20285 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20286 also for E500 double.
20287 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20288 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20291 2007-05-01 Richard Guenther <rguenther@suse.de>
20293 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20296 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20298 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20300 2007-05-01 Jan Hubicka <jh@suse.cz>
20302 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20305 2007-05-01 Jan Hubicka <jh@suse.cz>
20307 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20308 (maybe_fold_offset_to_reference): Declare.
20309 * fold-const.c (fold_unary): Do not fold
20310 (type *)&A into &A->field_of_type_and_offset_0
20311 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20312 size is unknown, give up.
20313 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20315 (maybe_fold_offset_to_reference): New.
20316 (maybe_fold_stmt_indirect): Use it.
20317 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20318 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20320 (gimplify_expr): Likewise for plus_expr.
20322 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20324 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20325 bsi_after_labels. Always insert statements before bsi.
20326 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20327 * predict.c (apply_return_prediction): Check for empty blocks.
20328 * cfgexpand.c (lab_rtx_for_bb): New variable.
20329 (label_rtx_for_bb): Do not create new tree labels.
20330 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20331 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20332 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20334 (label_for_bb): Add field used.
20335 (update_eh_label, main_block_label): Mark the label used.
20336 (cleanup_dead_labels): Remove unused labels.
20338 2007-05-01 Richard Guenther <rguenther@suse.de>
20340 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20341 if it is not about to be set.
20342 (get_value_range): Do not pre-allocate equiv bitmap.
20343 (update_value_range): No need to clear equiv field.
20344 (add_equivalence): Change prototype to get bitmap pointer.
20345 Allocate bitmap here if it is not already.
20346 (extract_range_from_assert): Do not allocate bitmap here.
20347 Update callers to add_equivalence.
20348 (extract_range_from_ssa_name): Likewise.
20349 (get_vr_for_comparison): New static helper.
20350 (compare_name_with_value): Handle NULL equiv bitmap by
20351 peeling the first iteration of the comparison loop.
20352 Use get_vr_for_comparison.
20353 (compare_names): Handle NULL equiv bitmaps by using fake
20354 ones. Use get_vr_for_comparison.
20356 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20358 * double-int.c (mpz_set_double_int): Moved from
20359 tree-ssa-loop-niter.c.
20360 (mpz_get_double_int): Likewise; also, add option to wrap
20361 out-of-range integers.
20362 * double-int.h: New prototypes for above.
20363 * tree.c (get_static_type_bounds): Moved from
20364 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20365 TYPE_MAX_VALUE if they exist..
20366 * tree.h: New prototype for above.
20367 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20368 get_type_bounds calls.
20369 (mpz_set_double_int): Move to double-int.c.
20370 (get_type_bounds): Move to tree.c, rename to
20371 get_static_type_bounds.
20372 (mpz_to_double_int): Move to double-int.c, rename to
20373 mpz_get_double_int.
20375 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20377 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20378 DIV0 exception can fall through to a normal return.
20380 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20382 PR middle-end/22156
20383 Temporarily revert:
20384 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20385 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20386 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20387 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20388 initialize align to silence bogus warning.
20389 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20390 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20392 (struct sra_walk_fns): Remove use_all parameter from use.
20393 (sra_hash_tree): Handle BIT_FIELD_REFs.
20394 (sra_elt_hash): Don't hash bitfld blocks.
20395 (sra_elt_eq): Skip them in parent compares as well. Handle
20397 (sra_walk_expr): Don't maintain or pass down use_all_p.
20398 (scan_use): Remove use_all parameter.
20399 (scalarize_use): Likewise. Re-expand assignment to
20400 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20401 output, and re-scalarize after output. Don't mark anything
20403 (scalarize_ldst): Adjust.
20404 (scalarize_walk_gimple_modify_statement): Likewise.
20405 (build_element_name_1): Handle BIT_FIELD_REFs.
20406 (instantiate_element): Don't warn for any element whose parent
20407 is used as a whole.
20408 (instantiate_missing_elements_1): Return the sra_elt.
20409 (canon_type_for_field): New.
20410 (try_instantiate_multiple_fields): New.
20411 (instantiate_missing_elemnts): Use them.
20412 (mark_no_warning): Removed.
20413 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20414 (REPLDUP, sra_build_elt_assignment): New.
20415 (generate_copy_inout): Use them.
20416 (generate_element_copy): Likewise. Handle bitfld differences.
20417 (generate_element_zero): Don't recurse for blocks. Use
20418 sra_build_elt_assignment.
20419 (generate_one_element_int): Take elt instead of var. Use
20420 sra_build_elt_assignment.
20421 (generate_element_init_1): Adjust.
20422 (scalarize_use, scalarize_copy): Use REPLDUP.
20423 (scalarize_ldst): Move assert before dereference.
20424 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20426 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20429 * tree.c (reconstruct_complex_type): Reconstruct a reference
20431 Also use the same mode for the pointer as the old pointer type.
20433 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20435 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20438 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20440 PR rtl-optimization/31676
20441 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20442 (df_refs_record): Call it.
20444 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20446 * rtl.def (SS_ABS): New code.
20447 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20448 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20449 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20450 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20451 (bfin_init_builtins): Define them.
20452 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20453 (bfin_expand_builtin): ... and handle the others here.
20454 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20455 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20456 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20457 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20458 operand is only HImode.
20460 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20462 * regclass.c (scan_one_insn): Remove splitting of
20465 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20466 Nigel Stephens <nigel@mips.com>
20468 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20470 2007-04-28 Jan Hubicka <jh@suse.cz>
20472 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20473 insn_locators_alloc instead of insn_locators_initialize;
20474 call reset_block_changes.
20475 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20476 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20477 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20478 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20479 * config/score/score.c (th_output_mi_thunk): Likewise.
20480 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20481 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20482 tolerate uninitialized locator info.
20485 * function.c (init_function_start): Don't init line number info.
20486 (expand_function_end): Update.
20487 (reset_block_changes, record_block_change, finalize_block_changes,
20488 check_block_change, free_block_changes): Kill.
20489 * function.h (reset_block_changes, record_block_change,
20490 finalize_block_changes, check_block_change, free_block_changes):
20492 (struct function): Remove ib_boundaries_block.
20493 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20494 Use curr_insn_locator to initialize locator.
20495 (emit_line_note): Remove.
20496 * cfgexpand.c (expand_gimple_cond_expr): Update.
20497 (construct_exit_block): Likewise.
20498 (tree_expand_cfg): Initialize/finalize locators.
20499 * expr.c (expand_expr_real): Update.
20500 * cfglayout.c (line_locators_locs, line_locators_lines,
20501 file_locators_locs, file_locators_files): Remove.
20502 (set_block_levels): Move to cfgexpand.c.
20503 (insn_locators_initialize): Remove.
20504 (pass_insn_locators_initialize): Remove.
20505 (locations_locators_locs, locations_locators_vals): New static vars.
20506 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20508 (insn_locators_alloc, insn_locators_finalize,
20509 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20511 (locator_location): New.
20512 (locator_line, locator_file): Rewrite.
20513 * rtl.h (emit_line_note): Kill.
20514 (insn_locators_alloc, insn_locators_finalize,
20515 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20517 * tree-inline.c (initialize_cfun): Do not initialize
20518 ib_boundaries_block.
20519 * passes.c (pass_insn_locators_initialize): Remove.
20521 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20523 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20524 info. Update last_basic_block correctly.
20526 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20529 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20530 register itself to hold the offset constant. Tell flow the use
20531 of r4 and r5 when they are used.
20533 2007-04-27 Richard Guenther <rguenther@suse.de>
20535 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20536 if we simplified anything.
20537 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20538 warnings until we did a simplification and the stmt was not
20539 marked as TREE_NO_WARNING.
20541 2007-04-27 Mike Stump <mrs@apple.com>
20543 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20545 2007-04-27 Ian Lance Taylor <iant@google.com>
20547 PR middle-end/31710
20548 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20549 TYPE_MAX_VALUE exist, convert them to the new type.
20551 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20553 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20554 if it claims to be available.
20555 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20556 edge is redirected.
20557 (perform_tree_ssa_dce): Always free postdominators.
20559 2007-04-27 Richard Henderson <rth@redhat.com>
20561 * config/alpha/predicates.md (aligned_memory_operand): Mark
20562 as define_special_predicate.
20563 (unaligned_memory_operand, normal_memory_operand): Likewise.
20564 (reg_or_unaligned_mem_operand): Remove.
20565 (any_memory_operand): Match the documentation and check for
20566 non-renumbered pseudos during reload.
20567 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20568 alpha_secondary_reload_class, update to new interface, make static.
20569 Handle CQImode like HImode. Remove FP subreg check.
20570 (alpha_expand_mov): Use replace_equiv_address.
20571 (alpha_expand_mov_nobwx): Use any_memory_operand.
20572 (TARGET_SECONDARY_RELOAD): New.
20573 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20574 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20575 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20576 * config/alpha/alpha.md: ... here.
20577 (RELOAD12, reloadmode): New.
20579 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20580 Don't handle the aligned case here.
20581 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20582 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20583 reload_inhi_help. Don't expect a scratch register.
20584 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20586 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20588 2007-04-27 Richard Guenther <rguenther@suse.de>
20590 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20592 2007-04-27 Richard Guenther <rguenther@suse.de>
20594 PR tree-optimization/30965
20595 PR tree-optimization/30978
20596 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20597 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20598 (find_equivalent_equality_comparison): Likewise.
20599 (simplify_cond): Likewise.
20600 (get_prop_source_stmt): New helper.
20601 (get_prop_dest_stmt): Likewise.
20602 (can_propagate_from): Likewise.
20603 (remove_prop_source_from_use): Likewise.
20604 (combine_cond_expr_cond): Likewise.
20605 (forward_propagate_comparison): New function.
20606 (forward_propagate_into_cond): Rewrite to use fold for
20608 (tree_ssa_forward_propagate_single_use_vars): Call
20609 forward_propagate_comparison to propagate comparisons.
20611 2007-04-27 Richard Guenther <rguenther@suse.de>
20613 PR tree-optimization/31715
20614 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20615 sure to do computation on the offset in an appropriate
20618 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20620 * reload.h (elimination_target_reg_p): Declare.
20621 * reload.c (find_reloads): Don't apply the reg_rtx move
20622 optimization if the SET_DEST satisfies elimination_target_reg_p.
20623 * reload1.c (elimination_target_reg_p): New function.
20624 (gen_reload): In the move/add2 fallback, make sure that op0
20625 does not overlap the destination register.
20627 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20629 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20630 transform only GIMPLE_MODIFY_STMTs.
20631 * tree-complex.c (expand_complex_operations_1): Ditto.
20632 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20633 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20634 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20636 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20637 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20638 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20639 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20640 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20641 slpeel_add_loop_guard): Ditto.
20642 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20643 * lambda-code.c (perfect_nestify): Ditto.
20644 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20645 before the first statement.
20646 * tree-optimize.c (execute_free_datastructures): Fix comments.
20647 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20648 * tree-flow.h (disband_implicit_edges): Declaration removed.
20649 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20651 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20652 COND_EXPRs without gotos.
20653 (disband_implicit_edges, has_label_p): Removed.
20654 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20655 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20657 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20659 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20660 also for COND_EXPRs.
20661 * cfgexpand.c (label_rtx_for_bb): New function.
20662 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20663 Use label_rtx_for_bb to find the labels.
20664 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20665 last block. Detect fallthru edges.
20667 2007-04-26 Ian Lance Taylor <iant@google.com>
20670 * reload.c (find_reloads_subreg_address): If the address was valid
20671 in the original mode but not in the new mode, reload the whole
20674 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20676 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20677 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20678 (cleanup_control_expr_graph): Do not invalidate dominance info.
20679 Record altered blocks.
20680 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20681 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20682 cleanup_tree_cfg_bb): New functions.
20683 (remove_forwarder_block): Do not maintain the worklist of blocks.
20684 Record altered blocks.
20685 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20686 not over whole cfg.
20687 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20688 delete_unreachable_blocks if dominators are not available.
20689 * tree-inline.c (optimize_inline_calls): Free dominance information
20691 * tree-flow.h (remove_edge_and_dominated_blocks,
20692 cfgcleanup_altered_bbs): Altered.
20693 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20695 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20697 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20698 do not invalidate dominators.
20700 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20702 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20703 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20704 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20705 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20707 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20709 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20711 2007-04-26 Richard Guenther <rguenther@suse.de>
20713 PR tree-optimization/31703
20714 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20715 the right type for the target of the bittest.
20717 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20719 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20720 ix86_sol10_return_in_memory.
20722 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20724 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20727 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20730 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20732 PR tree-optimization/30558
20733 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20734 clear this_state.prev_try.
20736 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20737 Mark Mitchell <mark@codesourcery.com>
20739 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20740 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20741 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20743 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20746 * doc/invoke.texi (%:print-asm-header): Document.
20747 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20749 (static_spec_functions): Add print-asm-header.
20750 (main): Print a banner before the --target-help linker options.
20751 (print_asm_header_spec_function): New function.
20753 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20756 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20757 (movsf_ie): Likewise.
20759 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20761 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20763 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20765 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20766 exception for divide-by-zero.
20767 (__umodsi3, __modsi3): Likewise.
20769 2007-04-25 Dirk Mueller <dmueller@suse.de>
20771 * c-typeck.c (build_compound_expr): Annotate warning()
20772 call with OPT_Wunused_value.
20773 * tree-ssa.c (warn_uninit): Annotate warning with
20775 * c-common.c (handle_sentinel_attribute): Annotate warning
20776 call with OPT_Wattributes.
20778 2007-04-25 Thiemo Seufer <ths@mips.com>
20780 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20781 (mips16): Fix typo.
20782 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20783 on to the assembler. Improve handling of -mno-mips16. Add handling
20784 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20785 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20786 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20787 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20789 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20792 * config/i386/winnt.c (i386_pe_file_end): Strip only
20793 USER_LABEL_PREFIX when writing export name.
20795 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20797 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20798 sh/elf.h, vx-common.h and vxworks.h.
20799 * config/sh/sh.h: Include config/vxworks-dummy.h.
20800 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20801 (OVERRIDE_OPTIONS): Use it.
20802 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20803 (vxworks_picreg): New pattern.
20804 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20805 VXWORKS_OS_CPP_BUILTINS.
20806 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20807 to their VXWORKS_* equivalents.
20808 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20809 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20810 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20811 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20812 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20813 -mrtp/-fPIC multilibs.
20814 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20815 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20816 (MULTILIB_OSDIRNAMES): Delete.
20818 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20821 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20823 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20825 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20826 rounding mode to be specified by the caller.
20827 (real_to_mpfr) Likewise.
20828 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20829 include new arguments.
20830 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20832 2007-04-24 Ian Lance Taylor <iant@google.com>
20834 PR tree-optimization/31605
20835 * tree-vrp.c (set_value_range): Check that min and max are not
20836 both overflow infinities.
20837 (set_value_range_to_value): New static function.
20838 (extract_range_from_binary_expr): Call set_value_range_to_value.
20839 (extract_range_from_cond_expr): Likewise.
20840 (extract_range_from_expr): Likewise.
20841 (extract_range_from_unary_expr): Likewise. Don't create a range
20842 which overflows on both sides.
20843 (vrp_meet): Check for a useless range.
20844 (vrp_visit_phi_node): If we see a constant which looks like an
20845 overflow infinity, turn off the TREE_OVERFLOW flag.
20847 2007-04-24 Ian Lance Taylor <iant@google.com>
20849 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20851 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20853 PR diagnostic/25923
20854 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20855 diagnostic message is being built.
20856 * tree-pretty-print.c (dump_generic_node): Only write the
20857 formatted text into BUFFER's stream if we are not building a
20858 diagnostic message.
20859 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20861 * Makefile.in (toplev.o): Depend on tree-pass.h.
20863 2007-04-24 Ian Lance Taylor <iant@google.com>
20865 PR tree-optimization/31602
20866 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20867 conditionals in the copied loop header.
20868 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20869 warnings if TREE_NO_WARNING is set.
20870 * doc/invoke.texi (Warning Options): Clarify that
20871 -Wstrict-overflow does not warn about loops.
20873 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20875 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20876 expand on the comment about _Decimal128 arguments and check the
20877 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20878 that _Decimal128 argument uses even/odd register pair.
20879 (function_arg): Ditto.
20881 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20883 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20884 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20886 2007-04-24 Richard Guenther <rguenther@suse.de>
20887 Olga Golovanevsky <olga@il.ibm.com>
20889 * fold-const.c (multiple_of_p): Check for bottom
20892 2007-04-24 Richard Henderson <rth@redhat.com>
20894 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20895 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20896 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20897 looking for non-zero bits shifted out. Avoid a recursive call
20898 when constructing the scalar.
20899 (__floatundisf): Likewise.
20901 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20903 * dwarf2out.c (field_byte_offset): Move the existing logic
20904 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20905 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20907 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20910 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20911 length argument of 0 for memset.
20912 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20913 unsigned shift instead of the signed variant.
20915 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20917 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20918 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20919 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20920 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20921 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20922 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20923 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20924 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20925 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20926 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20927 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20928 "mul<mode>3", "div<mode>3"): Insn definitions added.
20929 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20930 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20931 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20932 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20933 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20934 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20935 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20936 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20937 TARGET_FLOAT_FORMAT): Macro definitions removed.
20938 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20939 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20940 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20941 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20942 (s390_gen_rtx_const_DI): Function removed.
20943 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20945 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20947 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20948 over an external ffs function.
20950 2007-04-24 Chao-ying Fu <fu@mips.com>
20951 Richard Sandiford <richard@nildram.co.uk>
20953 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20954 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20955 (smadd_widen_optab, umadd_widen_optab): Define.
20956 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20958 * genopinit.c (optabs): Fill in smadd_widen_optab and
20960 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20961 and umadd_widen_optab to implement multiply-add sequences.
20962 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20963 (<u>maddsidi4): ...this. Extend condition to include
20964 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20965 of operand 0 to "ka" and use the three-operand form of madd<u>
20967 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20969 * config/mips/constraints.md (ka): New register constraint.
20971 2007-04-24 Jan Hubicka <j@suse.cz>
20975 2007-04-23 Jan Hubicka <jh@suse.cz>
20976 * function.c (init_function_start): Don't init line number info.
20977 (expand_function_end): Update.
20978 (reset_block_changes, record_block_change, finalize_block_changes,
20979 check_block_change, free_block_changes): Kill.
20980 * function.h (reset_block_changes, record_block_change,
20981 finalize_block_changes, check_block_change, free_block_changes):
20983 (struct function): Remove ib_boundaries_block.
20984 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20985 Use curr_insn_locator to initialize locator.
20986 (emit_line_note): Remove.
20987 * cfgexpand.c (expand_gimple_cond_expr): Update.
20988 (construct_exit_block): Likewise.
20989 (tree_expand_cfg): Initialize/finalize locators.
20990 * expr.c (expand_expr_real): Update.
20991 * cfglayout.c (line_locators_locs, line_locators_lines,
20992 file_locators_locs, file_locators_files): Remove.
20993 (set_block_levels): Move to cfgexpand.c.
20994 (insn_locators_initialize): Remove.
20995 (pass_insn_locators_initialize): Remove.
20996 (locations_locators_locs, locations_locators_vals): New static vars.
20997 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20999 (insn_locators_alloc, insn_locators_finalize,
21000 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21002 (locator_location): New.
21003 (locator_line, locator_file): Rewrite.
21004 * rtl.h (emit_line_note): Kill.
21005 (insn_locators_alloc, insn_locators_finalize,
21006 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21008 * tree-inline.c (initialize_cfun): Do not initialize
21009 ib_boundaries_block.
21010 * passes.c (pass_insn_locators_initialize): Remove.
21012 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21014 * doc/invoke.texi: Removed leading '-' from option index entries.
21016 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21018 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21020 (create_phi_node): Use set_phi_nodes.
21021 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21022 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21023 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21024 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21025 (bsi_start, bsi_last): Use bb_stmt_list.
21026 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21027 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21028 Traverse the statements using tsi iterator.
21029 * basic-block.h (struct basic_block_def): Fields stmt_list
21030 and phi_nodes moved to ...
21031 (struct tree_bb_info): ... new structure.
21032 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21033 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21034 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21035 (tree_verify_flow_info): Verify that il.tree is not set for
21036 entry and exit block.
21037 (tree_split_block): Use set_bb_stmt_list.
21039 2007-04-23 Mike Stump <mrs@apple.com>
21041 * config/i386/i386.c (ix86_tune_features
21042 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21045 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21047 * config/i386/i386.md (prefix_extra): New attribute.
21048 (length): Add prefix_extra.
21050 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21051 (sse2_movntv2di): Likewise.
21052 (sse2_cvtps2dq): Likewise.
21053 (sse2_cvtpd2pi): Likewise.
21054 (sse2_cvttpd2pi): Likewise.
21055 (*sse2_cvtpd2ps): Likewise.
21056 (*add<mode>3): Likewise.
21057 (sse2_ssadd<mode>3): Likewise.
21058 (sse2_usadd<mode>3): Likewise.
21059 (*sub<mode>3): Likewise.
21060 (sse2_sssub<mode>3): Likewise.
21061 (sse2_ussub<mode>3): Likewise.
21062 (*mulv8hi3): Likewise.
21063 (*smulv8hi3_highpart): Likewise.
21064 (*umulv8hi3_highpart): Likewise.
21065 (sse2_umulv2siv2di3): Likewise.
21066 (sse2_pmaddwd): Likewise.
21067 (ashr<mode>3): Likewise.
21068 (lshr<mode>3): Likewise.
21069 (ashl<mode>3): Likewise.
21070 (sse2_ashlti3): Likewise.
21071 (sse2_lshrti3): Likewise.
21072 (*umaxv16qi3): Likewise.
21073 (*smaxv8hi3): Likewise.
21074 (*uminv16qi3): Likewise.
21075 (*sminv8hi3): Likewise.
21076 (sse2_eq<mode>3): Likewise.
21077 (sse2_gt<mode>3): Likewise.
21078 (*and<mode>3): Likewise.
21079 (sse2_nand<mode>3): Likewise.
21080 (*ior<mode>3): Likewise.
21081 (*xor<mode>3): Likewise.
21082 (sse2_packsswb): Likewise.
21083 (sse2_packssdw): Likewise.
21084 (sse2_packuswb): Likewise.
21085 (sse2_punpckhbw): Likewise.
21086 (sse2_punpcklbw): Likewise.
21087 (sse2_punpckhwd): Likewise.
21088 (sse2_punpcklwd): Likewise.
21089 (sse2_punpckhdq): Likewise.
21090 (sse2_punpckldq): Likewise.
21091 (sse2_punpckhqdq): Likewise.
21092 (sse2_punpcklqdq): Likewise.
21093 (*sse2_pinsrw): Likewise.
21094 (*sse2_pextrw): Likewise.
21095 (sse2_pshufd_1): Likewise.
21096 (sse2_uavgv16qi3): Likewise.
21097 (sse2_uavgv8hi3): Likewise.
21098 (sse2_psadbw): Likewise.
21099 (sse2_pmovmskb): Likewise.
21100 (*sse2_maskmovdqu): Likewise.
21101 (*sse2_maskmovdqu_rex64): Likewise.
21102 (sse4a_extrqi): Likewise.
21103 (sse4a_extrq): Likewise.
21104 (sse3_lddqu): Set prefix_rep.
21105 (sse3_addsubv4sf3): Likewise.
21106 (sse3_haddv4sf3): Likewise.
21107 (sse3_hsubv4sf3): Likewise.
21108 (sse_cvtss2si): Likewise.
21109 (sse_cvtss2si_2): Likewise.
21110 (sse_cvtss2siq): Likewise.
21111 (sse_cvtss2siq_2): Likewise.
21112 (sse_cvttss2si): Likewise.
21113 (sse_cvttss2siq): Likewise.
21114 (sse2_cvttps2dq): Likewise.
21115 (sse3_movshdup): Likewise.
21116 (sse3_movsldup): Likewise.
21117 (sse2_cvtsd2si): Likewise.
21118 (sse2_cvtsd2si_2): Likewise.
21119 (sse2_cvtsd2siq): Likewise.
21120 (sse2_cvtsd2siq_2): Likewise.
21121 (sse2_cvttsd2si): Likewise.
21122 (sse2_cvttsd2siq): Likewise.
21123 (*sse2_cvtpd2dq): Likewise.
21124 (*sse2_cvttpd2dq): Likewise.
21125 (sse2_pshuflw_1): Likewise.
21126 (sse2_pshufhw_1): Likewise.
21127 (sse4a_insertqi): Likewise.
21128 (sse4a_insertq): Likewise.
21129 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21130 (ssse3_phadddv4si3): Likewise.
21131 (ssse3_phaddswv8hi3): Likewise.
21132 (ssse3_phsubwv8hi3): Likewise.
21133 (ssse3_phsubdv4si3): Likewise.
21134 (ssse3_phsubswv8hi3): Likewise.
21135 (ssse3_pmaddubswv8hi3): Likewise.
21136 (ssse3_pmulhrswv8hi3): Likewise.
21137 (ssse3_pshufbv16qi3): Likewise.
21138 (ssse3_psign<mode>3): Likewise.
21139 (ssse3_palignrti): Likewise.
21140 (abs<mode>2): Likewise.
21141 (ssse3_phaddwv4hi3): Set prefix_extra.
21142 (ssse3_phadddv2si3): Likewise.
21143 (ssse3_phaddswv4hi3): Likewise.
21144 (ssse3_phsubwv4hi3): Likewise.
21145 (ssse3_phsubdv2si3): Likewise.
21146 (ssse3_phsubswv4hi3): Likewise.
21147 (ssse3_pmaddubswv4hi3): Likewise.
21148 (ssse3_pmulhrswv4hi3): Likewise.
21149 (ssse3_pshufbv8qi3): Likewise.
21150 (ssse3_psign<mode>3): Likewise.
21151 (ssse3_palignrdi): Likewise.
21152 (abs<mode>2): Likewise.
21153 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21154 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21155 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21157 2007-04-23 Nick Clifton <nickc@redhat.com>
21159 * params.def: Fix formatting of emacs local variables.
21161 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21163 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21164 move if inter-unit move isn't allowed.
21165 Don't split moving the first element of V2DI to DI to inter-unit
21166 move if inter-unit move isn't allowed.
21168 2007-04-23 Richard Guenther <rguenther@suse.de>
21170 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21171 and CDI_POST_DOMINATORS separately.
21173 2007-04-23 Nick Clifton <nickc@redhat.com>
21175 * c.opt (Wformat-contains-nul): Add warning attribute.
21177 2007-04-23 Jan Hubicka <jh@suse.cz>
21179 * function.c (init_function_start): Don't init line number info.
21180 (expand_function_end): Update.
21181 (reset_block_changes, record_block_change, finalize_block_changes,
21182 check_block_change, free_block_changes): Kill.
21183 * function.h (reset_block_changes, record_block_change,
21184 finalize_block_changes, check_block_change, free_block_changes):
21186 (struct function): Remove ib_boundaries_block.
21187 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21188 Use curr_insn_locator to initialize locator.
21189 (emit_line_note): Remove.
21190 * cfgexpand.c (expand_gimple_cond_expr): Update.
21191 (construct_exit_block): Likewise.
21192 (tree_expand_cfg): Initialize/finalize locators.
21193 * expr.c (expand_expr_real): Update.
21194 * cfglayout.c (line_locators_locs, line_locators_lines,
21195 file_locators_locs, file_locators_files): Remove.
21196 (set_block_levels): Move to cfgexpand.c.
21197 (insn_locators_initialize): Remove.
21198 (pass_insn_locators_initialize): Remove.
21199 (locations_locators_locs, locations_locators_vals): New static vars.
21200 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21202 (insn_locators_alloc, insn_locators_finalize,
21203 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21205 (locator_location): New.
21206 (locator_line, locator_file): Rewrite.
21207 * rtl.h (emit_line_note): Kill.
21208 (insn_locators_alloc, insn_locators_finalize,
21209 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21211 * tree-inline.c (initialize_cfun): Do not initialize
21212 ib_boundaries_block.
21213 * passes.c (pass_insn_locators_initialize): Remove.
21215 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21217 PR middle-end/31448
21218 * expr.c (reduce_to_bit_field_precision): Handle
21221 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21223 PR tree-optimization/24659
21224 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21225 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21226 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21227 * genopinit.c (optabs): Rename vec_pack_mod_optab
21228 to vec_pack_trunc_optab.
21229 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21230 early for scalar floating point operands for NOP_EXPR.
21231 (vectorizable_type_promotion): Ditto.
21232 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21233 vec_pack_trunc_optab.
21234 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21236 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21237 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21238 Rename from VEC_PACK_MOD_EXPR.
21239 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21240 * expr.c (expand_expr_real_1): Ditto.
21241 * tree-inline.c (estimate_num_insns_1): Ditto.
21242 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21244 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21245 (vec_unpacks_lo_v4sf): Ditto.
21246 (vec_pack_trunc_v2df): Ditto.
21247 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21248 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21249 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21251 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21253 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21255 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21256 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21257 packing of floating point operands.
21258 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21259 represent unpacking of floating point operands.
21260 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21261 [vec_unpacks_hi]: Ditto.
21262 [vec_unpacks_lo]: Ditto.
21264 2007-04-22 Jan Hubicka <jh@suse.cz>
21266 * final.c (rest_of_handle_final): Call
21267 targetm.asm_out.constructor/targetm.asm_out.destructor
21268 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21269 proper priority via decl_*_priority_insert.
21270 * c-common.c (c_expand_body): Likewise.
21272 2007-04-22 Richard Guenther <rguenther@suse.de>
21274 PR tree-optimization/29789
21275 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21276 (rewrite_reciprocal): New helper split out from
21277 determine_invariantness_stmt.
21278 (rewrite_bittest): Likewise.
21279 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21280 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21283 2007-04-22 Revital Eres <eres@il.ibm.com>
21285 * loop-unroll.c (var_to_expand): New field to support also
21286 insns of the form x = something + x.
21287 (analyze_insn_to_expand_var): Use it.
21288 (expand_var_during_unrolling): Likewise.
21290 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21292 * predict.c: Include pointer-set.h.
21293 (bb_predictions): New variable.
21294 (tree_predicted_by_p, tree_predict_edge,
21295 remove_predictions_associated_with_edge): Use bb_predictions map
21296 instead of bb->predictions.
21297 (clear_bb_predictions, assert_is_empty): New functions.
21298 (combine_predictions_for_bb): Use bb_predictions map. Call
21299 clear_bb_predictions.
21300 (tree_estimate_probability): Create and free bb_predictions map.
21301 * Makefile.in (predict.o): Add pointer-set.h dependency.
21302 * basic-block.h (struct basic_block_def): Remove predictions
21304 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21306 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21309 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21312 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21314 * timevar.c (timevar_print): Change reference of --disable-checking to
21315 --enable-checking=release. Also warn if assert checking is disabled.
21317 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21320 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21321 decl as addressable if the compound literal was marked as
21323 Mark the decl as a gimple register if it is a complex or
21324 vector decl and does not live in memory.
21326 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21328 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21329 (GENERIC_NEXT): New function macro.
21330 (PHI_CHAIN): Use phi_node's new chain variable.
21331 (tree_phi_node): Change tree_common to tree_base
21332 and add the chain field.
21333 * tree-phinodes.c (make_phi_node): Don't set
21334 TREE_TYPE on the new node.
21335 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21336 instead of checking GIMPLE_TUPLE_P in chain_next.
21337 * tree-vect-transform.c
21338 (get_initial_def_for_induction): Look at
21339 PHI_RESULT_TREE for the type of the phi node.
21340 (update_vuses_to_preheader): Use PHI_CHAIN
21341 instead of TREE_CHAIN on the phi node.
21342 * tree-ssa-structalias.c (compute_points_to_sets):
21344 (ipa_pta_execute): Likewise.
21346 2007-04-21 Richard Guenther <rguenther@suse.de>
21348 PR middle-end/31136
21349 * fold-const.c (fold_unary): Call fold_convert_const on the
21352 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21354 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21355 (store_killed_in_pat): New.
21357 2007-04-20 Richard Henderson <rth@redhat.com>
21360 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21361 TREE_LIST with a void_type_node value, not void_list_node exactly.
21363 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21365 * doc/standards.texi: Re-arrange into language-specific
21366 subsections. Add a C++ section, documenting which standards we
21369 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21371 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21372 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21374 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21376 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21377 ecrti.o and crtbegin.o.
21378 (LIB_DEFAULT_SPEC): Include -lc.
21379 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21381 2007-04-20 Richard Henderson <rth@redhat.com>
21384 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21385 argument; update all callers.
21386 (get_unaligned_offset): New.
21387 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21388 get_unaligned_address, just pass on the address directly.
21389 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21390 the subreg in the helper patterns.
21391 (unaligned_extendqidi_le): Use get_unaligned_offset.
21392 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21393 (unaligned_extendhidi_be): Likewise.
21394 (unaligned_extendhidi): Tidy.
21395 * config/alpha/alpha-protos.h: Update.
21397 2007-04-20 Richard Henderson <rth@redhat.com>
21399 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21400 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21401 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21402 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21403 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21404 (CPP_SPEC): Don't include %(cpp_subtarget).
21405 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21406 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21407 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21409 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21411 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21412 for __builtin_ia32_cmpordss.
21414 PR tree-optimization/31632
21415 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21416 and arg1 for optimizations of comparison against min/max values.
21417 Fold arg0 to arg1's type for optimizations of comparison against
21418 min+1 and max-1 values.
21420 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21422 * reload.c (combine_reloads): When trying to use a dying register,
21423 check whether it's uninitialized and don't use if so.
21425 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21427 * fold-const.c: Remove prototypes for native_encode_expr and
21428 native_interpret_expr.
21429 (native_encode_expr): Make non-static.
21430 (native_interpret_expr): Likewise.
21431 * tree.h: Add prototypes for the above.
21433 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21435 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21436 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21437 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21438 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21439 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21440 Add length attributes.
21442 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21444 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21447 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21448 __STDC_WANT_DEC_FP__.
21450 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21452 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21453 for long double compatibility.
21454 * configure: Regenerate.
21456 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21458 PR rtl-optimization/29841
21459 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21461 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21462 that may cause control flow transfer from being moved.
21464 2007-04-18 Jan Hubicka <jh@suse.cz>
21466 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21469 2007-04-18 Eric Christopher <echristo@apple.com>
21471 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21472 only. Update operands.
21473 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21474 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21475 link register to pic register.
21477 2007-04-18 Dirk Mueller <dmueller@suse.de>
21479 PR diagnostic/31227
21480 * tree-vrp.c (search_for_addr_array): New.
21481 (check_array_bounds): Suppress warning about
21482 address taken of array refs if its not de-referenced.
21484 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21486 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21487 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21489 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21490 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21491 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21493 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21495 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21497 (vect_analyze_scalar_cycles): Fix indentation.
21498 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21499 (vect_mark_relevant): Include phis in relevance analysis.
21501 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21503 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21505 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21506 output_operand_lossage().
21508 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21510 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21511 the unused code for reduction without adjust-in-epilog to simplify the
21514 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21516 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21517 (S390_TDC_NEGATIVE_ZERO): New constant.
21518 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21519 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21520 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21521 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21522 (S390_TDC_POSITIVE_INFINITY): New constant.
21523 (S390_TDC_NEGATIVE_INFINITY): New constant.
21524 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21525 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21526 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21527 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21528 (S390_TDC_INFINITY): New constant.
21529 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21530 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21531 optimization for UNSPEC_CCZ_TO_INT.
21532 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21533 ("*ccz_to_int"): New insn.
21534 ("isinf<mode>2"): New insn.
21535 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21536 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21537 (UNSPEC_CCZ_TO_INT): New constant.
21539 2007-04-18 Richard Guenther <rguenther@suse.de>
21541 PR tree-optimization/19431
21542 PR tree-optimization/21463
21543 * tree-pass.h (pass_phiprop): Declare.
21544 * passes.c (init_optimization_passes): New phiprop pass.
21545 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21546 (phivn_valid_p): New helper function.
21547 (phiprop_insert_phi): Likewise.
21548 (propagate_with_phi): Likewise.
21549 (tree_ssa_phiprop): New propagator propagating loads
21550 through phi nodes if profitable.
21552 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21554 * tree-vect-analyze.c (process_use): New function.
21555 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21556 Check phis in all bbs.
21557 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21560 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21562 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21565 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21568 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21571 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21573 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21575 (sse_vmmulv4sf3): Likewise.
21576 (sse2_vmaddv2df3): Likewise.
21577 (sse2_vmmulv2df3): Likewise.
21579 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21581 PR rtl-optimization/31360
21582 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21583 (target_reg_cost): New.
21584 (init_set_costs): Initialize target_reg_cost. Add comments
21585 regarding the rationale of the costs.
21586 (global_cost_for_size): Renamed to...
21587 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21588 of register pressure.
21589 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21590 estimate_reg_pressure_cost. Add number of ivs.
21591 (determine_set_costs): Dump target_reg_cost.
21592 * loop-invariant.c (gain_for_invariant): Use
21593 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21594 (best_gain_for_invariant, find_invariants_to_move): Remove
21596 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21597 (target_reg_cost): Declare.
21598 (global_cost_for_size): Declaration removed.
21599 (estimate_reg_pressure_cost): Declare.
21601 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21603 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21604 regnos into even/odd register pairs.
21605 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21606 TDmode similar to the other floating point modes.
21607 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21608 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21610 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21611 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21612 (movdd_hardfloat64): Use TARGET_MFPGPR.
21614 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21616 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21619 2005-01-05 Richard Henderson <rth@redhat.com>
21621 * reload1.c (do_input_reload): Restrict the optimization deleteing
21622 a previous output reload to RELOAD_FOR_INPUT.
21624 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21626 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21627 induc_vec_info_type.
21628 (vectorizable_induction): New function declaration.
21629 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21630 check if already vectorized. Find first place in BB where new stmts
21631 can be inserted. Takes only one argument.
21632 (vectorizable_induction): New function.
21633 (vect_transform_stmt): Add case for induc_vec_info_type to call
21634 vectorizable_induction.
21635 (vect_transform_loop): Consider phis for vectorization.
21636 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21638 (analyze_operations): Call vectorizable_induction when analyzing phis.
21640 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21641 (vect_mark_relevant): Include phis in relevance analysis.
21642 (vect_mark_stmts_to_be_vectorize): Likewise.
21643 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21645 2007-04-16 Lawrence Crowl <crowl@google.com>
21647 * doc/invoke.texi (Debugging Options): Add documentation for the
21648 -femit-struct-debug options -femit-struct-debug-baseonly,
21649 -femit-struct-debug-reduced, and
21650 -femit-struct-debug-detailed[=...].
21652 * c-opts.c (c_common_handle_option): Add
21653 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21654 and OPT_femit_struct_debug_detailed_.
21655 * c.opt: Add specifications for
21656 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21657 and -femit-struct-debug-detailed[=...].
21658 * opts.c (set_struct_debug_option): Parse the
21659 -femit-struct-debug-... options.
21660 * opts.c (matches_main_base, main_input_basename,
21661 main_input_baselength, base_of_path, matches_main_base): Add
21662 variables and functions to compare header base name to compilation
21664 * opts.c (should_emit_struct_debug): Add to determine to emit a
21665 structure based on the option.
21666 (dump_struct_debug) Also disabled function to debug this
21668 * opts.c (handle_options): Save the base name of the
21671 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21672 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21673 This hook indicates if a type is generic. Set it by default
21674 to "never generic".
21675 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21676 to determine if a struct type is generic or not.
21677 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21678 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21679 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21680 with live C++ hook.
21682 * flags.h (enum debug_info_usage): Add an enumeration to describe
21683 a program's use of a structure type.
21684 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21685 to indicate the program's usage of the type. Filter structs based
21686 on the -femit-struct-debug-... specification.
21687 (gen_type_die): Split into two routines, gen_type_die and
21688 gen_type_die_with_usage. gen_type_die is now a wrapper
21689 that assumes direct usage.
21690 (gen_type_die_with_usage): Replace calls to gen_type_die
21691 with gen_type_die_with_usage adding the program usage of
21692 the referenced type.
21693 (dwarf2out_imported_module_or_decl): Suppress struct debug
21694 information using should_emit_struct_debug when appropriate.
21696 2007-04-16 Ian Lance Taylor <iant@google.com>
21698 PR tree-optimization/31522
21699 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21700 (vrp_initialize): Allocate vr_phi_edge_counts.
21701 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21702 executable edge. Drop test for all constants.
21703 (vrp_finalize): Free vrp_phi_edge_counts.
21705 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21706 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21708 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21709 predecessors at head rather than tail.
21711 2007-04-16 Matthias Klose <doko@debian.org>
21713 * config/alpha/linux.h (CPP_SPEC): Define.
21714 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21716 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21718 * function.h: Remove sequence_stack extern declaration.
21720 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21722 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21724 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21727 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21729 * config/avr/avr.c (avr_arch_types): Rearranging array.
21730 (enum avr_arch): Add.
21731 (avr_mcu_types): Use avr_arch enumeration constants instead of
21733 * config/avr/avr.h (LINK_SPEC): Simplify.
21735 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21737 * config/m68k/m68k.c (m68k_libcall_value,
21738 m68k_function_value): Use macros for register names more.
21740 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21742 (M68K_REGNAME): Use A6_REG.
21743 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21745 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21747 PR middle-end/28071
21748 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21749 'pending_read_list_length' and 'pending_write_list_length'. Update
21751 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21752 to handle two length counters instead of one. Update all uses.
21753 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21754 two length counters instead of one.
21755 * sched-rgn.c (propagate_deps): Update to handle two length counters
21758 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21761 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21762 copy of source, pass it to ix86_expand_vector_set and return
21765 2007-04-16 David Ung <davidu@mips.com>
21766 Joseph Myers <joseph@codesourcery.com>
21768 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21769 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21770 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21771 Add 74K processor information.
21772 * config/mips/mips.md: Include 74k.md.
21773 (cpu): Add 74kc,74kf,74kx.
21774 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21775 * config/mips/74k.md: New.
21776 * doc/invoke.texi (MIPS Options): Document 74K support.
21778 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21780 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21781 vectorizable_* functions.
21782 * tree-vect-transform.c (vectorizable_call): Add check for
21783 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21784 (vectorizable_store): likewise.
21785 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21787 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21788 (vectorizable_type_promotion, vectorizable_load): Likewise.
21789 (vectorizable_live_operation, vectorizable_condition): Likewise.
21790 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21792 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21794 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21796 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21797 register numbers more.
21798 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21799 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21800 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21801 FUNCTION_VALUE_REGNO_P): Likewise.
21802 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21803 STATIC_CHAIN_REGNUM): Likewise.
21804 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21805 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21806 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21807 * config/m68k/m68k.md (FP_REG): New.
21809 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21811 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21814 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21816 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21817 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21820 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21822 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21825 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21828 * c-decl.c (finish_decl): Grab the type of the decl after the call
21829 to store_init_value.
21831 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21833 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21835 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21838 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21839 dominators, post dominators and cleanup cfg before returning.
21841 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21843 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21844 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21846 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21848 * config.gcc: Recognize fido.
21849 * config/m68k/m68k-devices.def (fidoa): New.
21850 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21852 (FL_FIDOA, TARGET_FIDOA): New.
21853 * config/m68k/m68k.opt (mfidoa): New.
21855 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21857 PR middle-end/31322
21858 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21859 when a personality function is used.
21861 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21863 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21865 2007-04-13 Mike Stump <mrs@apple.com>
21867 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21869 * config/darwin.opt (fapple-kext): Make C++ only.
21870 * config/darwin.c (darwin_override_options): Remove code to ensure
21871 -fapple-kext is given for C++ only.
21873 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21875 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21876 * config/mips/mips.c (override_options): Call
21877 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21879 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21881 * config/i386/i386.opt (msvr3-shlib): Removed.
21883 * doc/invoke.texi: Remove -msvr3-shlib.
21885 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21887 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21888 with "popcnt" instruction.
21890 2007-04-13 Richard Guenther <rguenther@suse.de>
21892 PR tree-optimization/21258
21893 * tree-vrp.c (compare_case_labels): New helper.
21894 (find_switch_asserts): New function.
21895 (find_assert_locations): Call it for SWITCH_EXPRs.
21897 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21899 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21900 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21901 check is now implied in X87_FLOAT_MODE_P.
21902 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21903 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21904 (fix_trunc<mode>_i386_fisttp): Ditto.
21905 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21906 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21907 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21908 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21909 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21910 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21911 (unnamed_splitters): Ditto.
21912 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21913 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21914 FIRST_SSE_REG for local functions when SSE math is enabled or
21915 for functions with sseregparm attribute.
21916 (standard_80387_constant_p): Return -1 if mode is not
21918 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21919 (ix86_expand_compare): Ditto.
21920 (ix86_expand_carry_flag_compare): Ditto.
21921 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21922 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21923 DECIMAL_FLOAT_MODE_P.
21924 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21925 of SCALAR_FLOAT_MODE_P.
21926 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21927 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21928 checks before FLOAT_MODE_P.
21929 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21930 before FLOAT_MODE_P.
21935 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21937 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21938 Charles Wilson <libtool@cwilson.fastmail.fm>
21940 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21941 (libgcc.mvars): Don't depend on them.
21942 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21943 * exec-tool.in: New.
21945 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21947 * doc/invoke.text (--help): Document --help=common.
21949 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21951 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21953 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21955 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21956 * genemit.c (main): Emit #include "integrate.h".
21957 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21958 (LOADGP_RTP): New mips_loadgp_style.
21959 * config/mips/mips.h: Include config/vxworks-dummy.h.
21960 (TARGET_RTP_PIC): New macro.
21961 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21962 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21963 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21964 for TARGET_RTP_PIC.
21965 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21966 -mvxworks-pic when using -mrtp and a PIC option.
21967 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21969 (mips_symbolic_constant_p, mips_symbolic_address_p)
21970 (mips_symbol_insns): Handle SYMBOL_HALF.
21971 (override_options): Warn about -G and -mrtp being used together.
21972 Initialize mips_lo_relocs[SYMBOL_HALF].
21973 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21974 (mips_emit_loadgp): Handle LOADGP_RTP.
21975 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21976 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21977 (tablejump): Handle function-relative case table entries if
21979 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21981 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21983 * config/mips/mips.md (load_call<mode>): Allow any general register.
21985 (sibcall_value_internal, sibcall_value_multiple_internal)
21986 (call_value_internal, call_value_split, call_value_multiple_internal)
21987 (call_value_multiple_split): Remove constraints from operand 0.
21989 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21991 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21992 rather than loadgp_noshared.
21993 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21994 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21996 * config/mips/mips.md (loadgp): Rename to...
21997 (loadgp_newabi): ...this.
21998 (loadgp_noshared): Rename to...
21999 (loadgp_absolute): ...this.
22001 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22003 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22004 false for locally-binding symbols.
22005 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22007 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22009 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22010 (SYMBOL_GOT_PAGE_OFST): ...this.
22011 (SYMBOL_GOT_GLOBAL): Rename to...
22012 (SYMBOL_GOT_DISP): ...this.
22013 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22014 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22015 * config/mips/mips.c (mips_global_symbol_p): New function.
22016 (mips_symbol_binds_local_p): Likewise.
22017 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22018 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22019 mips_global_symbol_p and mips_symbol_binds_local_p.
22020 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22021 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22022 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22023 SYMBOL_GOTOFF_DISP.
22024 (mips_ok_for_lazy_binding_p): New function.
22025 (mips_load_call_address, mips_expand_call): Use it.
22026 (mips_dangerous_for_la25_p): Likewise.
22027 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22028 (*got_disp<mode>): Use got_disp_operand instead of
22029 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22030 SYMBOL_GOTOFF_GLOBAL.
22031 (*got_page<mode>): Use got_page_ofst_operand instead of
22033 * config/mips/predicates.md (const_call_insn_operand): Use
22034 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22035 (global_got_operand): Rename to...
22036 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22038 (local_got_operand): Rename to...
22039 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22040 of SYMBOL_GOT_LOCAL.
22042 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22044 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22045 TARGET_CALL_CLOBBERED_GP.
22046 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22047 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22048 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22049 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22050 of TARGET_ABICALLS && !TARGET_NEWABI.
22051 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22052 * config/mips/mips.c (mips_load_call_address): Check
22053 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22054 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22055 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22056 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22057 TARGET_ABICALLS && TARGET_NEWABI.
22058 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22060 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22061 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22062 TARGET_ABICALLS && TARGET_NEWABI.
22063 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22064 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22065 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22066 whether indirect calls must use $25.
22067 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22069 * config/mips/mips.md (jal_macro): Check flag_pic and
22070 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22071 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22072 instead of TARGET_ABICALLS.
22073 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22074 TARGET_ABICALLS && TARGET_OLDABI.
22075 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22076 (sibcall): In the comment above the define_insn, mention
22077 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22078 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22079 instead of TARGET_ABICALLS.
22081 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22083 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22084 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22085 (MACFLAGS_MATCH_P): New macro.
22086 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22087 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22088 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22089 the other MACFLAG constants.
22090 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22091 (flag_machi): Tighten constraints. Renumber some of the operands.
22092 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22094 (flag_machi_parts_acconly): New pattern.
22095 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22097 (flag_macinit1hi): Tighten constraints.
22098 (flag_mul_macv2hi_parts_acconly): New pattern.
22100 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22101 Use a more efficient implementation.
22102 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22103 inline sequences when not optimizing for size.
22105 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22106 movhi_high2low): Delete, merge functionality into...
22107 (packv2hi): ... this pattern.
22109 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22110 * config/bfin/bfin.opt (msim): New option.
22111 (mcpu=): New option.
22112 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22113 (bfin_cpu_t): Typedef of enum bfin_cpu.
22114 (bfin_cpu_type): New declaration.
22115 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22116 -msim and -mcpu= options.
22117 (LIB_SPEC): Likewise.
22118 * config/bfin/bfin.c (bfin_cpu_type): Define.
22119 (bfin_handle_option): Handle -mcpu= option.
22120 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22121 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22122 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22124 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22126 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22127 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22128 (powerpc-wrs-vxworksae): Use ${tm_file}.
22129 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22130 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22131 * config/i386/vx-common.h: New file.
22133 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22135 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22138 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22140 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22143 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22147 * c-common.c (c_build_qualified_type): Set canonical type
22150 2007-04-12 Richard Guenther <rguenther@suse.de>
22152 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22153 lower bound and element size if lower bound is not zero
22154 or either of the ARRAY_REF operands is set.
22156 2007-04-12 Richard Guenther <rguenther@suse.de>
22158 PR tree-optimization/24689
22159 PR tree-optimization/31307
22160 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22162 * gimplify.c (canonicalize_addr_expr): To be consistent with
22163 gimplify_compound_lval only set operands two and three of
22164 ARRAY_REFs if they are not gimple_min_invariant. This makes
22165 it never at this place.
22166 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22168 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22170 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22171 null before emitting a .nsubspa directive.
22173 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22175 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22176 need_to_partition_p if there are no memory statements in the
22179 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22181 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22182 (gcd_of_steps_may_divide_p): New function.
22183 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22185 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22187 * reload.c (find_reloads_toplev, find_reloads_address,
22188 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22189 not a pointer equality test, to decide if we need to call
22190 push_reg_equiv_alt_mem.
22192 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22194 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22195 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22197 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22199 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22201 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22202 vector to be positive.
22204 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22208 * doc/invoke.texi: Document --params max-aliased-vops and
22210 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22211 debug_memory_partitions): Move to tree-flow.h
22212 * params.h (AVG_ALIASED_VOPS): Define.
22213 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22215 (mp_info_t): Likewise.
22216 (get_mem_sym_stats_for): New.
22217 (set_memory_partition): Move from tree-flow-inline.h.
22218 (mark_non_addressable): Only clear the set of symbols for the
22219 partition if it exists.
22220 (dump_memory_partitions): Move from tree-ssa-operands.c
22221 (debug_memory_partitions): Likewise.
22222 (need_to_partition_p): New.
22223 (dump_mem_ref_stats): New.
22224 (debug_mem_ref_stats): New.
22225 (dump_mem_sym_stats): New.
22226 (debug_mem_sym_stats): New.
22227 (update_mem_sym_stats_from_stmt): New.
22228 (compare_mp_info_entries): New.
22229 (mp_info_cmp): Call it.
22230 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22232 (get_mpt_for): Move from tree-ssa-operands.c.
22233 (find_partition_for): New.
22234 (create_partition_for): Remove.
22235 (estimate_vop_reduction): New.
22236 (update_reference_counts): New.
22237 (build_mp_info): New.
22238 (compute_memory_partitions): Refactor.
22239 Document new heuristic.
22240 Call build_mp_info, update_reference_counts,
22241 find_partition_for and estimate_vop_reduction.
22242 (compute_may_aliases): Populate virtual operands before
22243 calling debugging dumps.
22244 (delete_mem_sym_stats): New.
22245 (delete_mem_ref_stats): New.
22246 (init_mem_ref_stats): New.
22247 (init_alias_info): Call it.
22248 (maybe_create_global_var): Remove alias_info argument.
22249 Get number of call sites and number of pure/const call sites
22250 from gimple_mem_ref_stats().
22251 (dump_alias_info): Call dump_memory_partitions first.
22252 (dump_points_to_info_for): Show how many times a pointer has
22254 * opts.c (decode_options): For -O2 set --param
22255 max-aliased-vops to 500.
22256 For -O3 set --param max-aliased-vops to 1000 and --param
22257 avg-aliased-vops to 3.
22258 * fortran/options.c (gfc_init_options): Remove assignment to
22260 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22261 * tree-dfa.c (dump_variable): Dump memory reference
22263 Dump NO_ALIAS* settings.
22264 (referenced_var_lookup): Tidy.
22265 (mem_sym_stats): New.
22266 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22267 and ORIG are different SSA names for a memory partition.
22268 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22269 * tree-flow.h (struct mem_sym_stats_d): Define.
22270 (mem_sym_stats_t): Define.
22271 (struct mem_ref_stats_d): Define.
22272 (struct gimple_df): Add field mem_ref_stats.
22273 (enum noalias_state): Define.
22274 (struct var_ann_d): Add bitfield noalias_state.
22275 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22276 debug_mem_ref_stats, debug_memory_partitions,
22277 debug_mem_sym_stats): Declare.
22278 * tree-ssa-structalias.c (update_alias_info): Update call
22279 sites, pure/const call sites and asm sites in structure
22280 returned by gimple_mem_ref_stats.
22281 Remove local variable IS_POTENTIAL_DEREF.
22282 Increase NUM_DEREFS if the memory expression is a potential
22284 Call update_mem_sym_stats_from_stmt.
22285 If the memory references memory, call
22286 update_mem_sym_stats_from_stmt for all the direct memory
22287 symbol references found.
22288 (intra_create_variable_infos): Set noalias_state field for
22289 pointer arguments according to the value of
22290 flag_argument_noalias.
22291 * tree-ssa-structalias.h (struct alias_info): Remove fields
22292 num_calls_found and num_pure_const_calls_found.
22293 (update_mem_sym_stats_from_stmt): Declare.
22294 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22295 Set default value to 100.
22296 (PARAM_AVG_ALIASED_VOPS): Define.
22298 2007-04-11 Richard Guenther <rguenther@suse.de>
22300 PR middle-end/31530
22301 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22302 a * -b + c as c - a * b if we honor sign dependent rounding.
22304 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22306 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22307 bfin_expand_strmov.
22308 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22309 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22311 (initialize_trampoline): Don't use old-style function definition.
22312 (bfin_secondary_reload): Mark IN_P argument as unused.
22314 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22316 PR tree-optimization/31343
22317 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22318 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22319 * testsuite/gcc.dg/vect/pr31343.c: New.
22321 2007-04-10 Eric Christopher <echristo@apple.com>
22323 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22324 * config/i386/i386.md (*cmpfp0): Use.
22325 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22326 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22327 (fix_trunc<mode>_i386_fisttp): Ditto.
22328 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22329 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22330 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22331 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22332 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22333 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22334 (unnamed_splitters): Ditto.
22335 * config/i386/i386.c (output_fix_trunc): Assert that
22336 we're not being passed a TFmode operand.
22338 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22340 PR tree-optimization/31526
22341 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22342 n_basic_blocks to find newly added blocks.
22344 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22346 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22348 (fix_trunc<mode>si_sse): Ditto.
22349 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22350 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22351 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22352 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22353 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22354 expander using SSEMODEF mode macro.
22355 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22356 expander using SSEMODEF mode macro.
22357 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22358 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22359 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22360 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22361 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22362 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22363 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22364 Macroize insn using X87MODEF mode macro.
22366 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22368 * config/i386/sse.md (sse2_pinsrw): Removed.
22369 (sse2_pextrw): Renamed to ...
22370 (*sse2_pextrw): This.
22372 2007-04-09 Jan Hubicka <jh@suse.cz>
22375 * config/i386/sse.md
22376 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22377 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22378 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22379 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22381 2007-04-09 Jan Hubicka <jh@suse.cz>
22383 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22384 multiple fields of union.
22386 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22388 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22389 (create_preheaders): Check that loops are available.
22390 (fix_loop_structure): Clean up, improve comments.
22391 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22392 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22394 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22395 * predict.c (tree_estimate_probability): Do not call
22396 calculate_dominance_info. Call create_preheaders.
22397 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22398 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22400 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22401 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22402 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22403 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22406 2007-04-08 Jan Hubicka <jh@suse.cz>
22408 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22409 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22410 * fold-const.c (fold_unary): Use it.
22412 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22414 * varasm.c (assemble_variable): Remove call to
22415 lang_hooks.decls.prepare_assemble_variable.
22416 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22417 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22418 * langhooks.h (lang_hooks_for_decls): Remove
22419 prepare_assemble_variable.
22421 2007-04-08 Mike Stump <mrs@apple.com>
22423 * config/i386/i386.c: Use inc/dec on Core2.
22425 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22427 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22428 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22429 lhd_tree_inlining_end_inlining): Remove.
22430 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22431 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22432 end_inlining hooks.
22433 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22434 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22435 lhd_tree_inlining_end_inlining): Remove prototypes.
22436 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22437 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22438 LANG_HOOKS_TREE_INLINING_START_INLINING,
22439 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22441 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22444 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22447 * config/avr/predicates.md (io_address_operand): Delete predicate.
22448 (low_io_address_operand): Don't use 'mode' argument.
22449 (higth_io_address_operand): Rename ...
22450 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22451 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22454 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22456 Revert change removing staticp.
22458 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22461 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22464 2007-04-07 Bruce Korb <bkorb@gnu.org>
22466 * c.opt: Add -Wformat-contains-nul.
22467 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22469 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22470 the NUL byte warning.
22472 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22474 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22476 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22478 * tree.c (staticp): No longer use staticp langhook.
22479 * langhooks.c (lhd_staticp): Removed.
22480 * langhooks.h (struct lang_hooks): Remove staticp.
22481 * c-common.c (c_staticp): Remove.
22482 * c-common.h (c_staticp): Ditto.
22483 * langhooks-defs.h (lhd_staticp): Ditto.
22484 (LHD_HOOKS_STATICP): Ditto
22485 * tree.h (gcc_assert_lowered): New macro.
22487 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22489 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22490 argument "reliable".
22491 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22492 Add argument "reliable". Propagate it through calls.
22493 (infer_loop_bounds_from_undefined): Derive number of iterations
22494 estimates from references in blocks that do not dominate loop latch.
22495 (gcov_type_to_double_int): New function.
22496 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22497 and expected_loop_iterations_unbounded.
22498 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22499 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22500 * tree-data-ref.c (estimated_loop_iterations): Export.
22501 (get_references_in_stmt): Fix -- do not return addresses of local
22503 * cfgloop.h (expected_loop_iterations_unbounded,
22504 estimated_loop_iterations): Declare.
22506 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22508 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22510 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22512 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22513 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22514 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22515 Use output_387_reg_move().
22516 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22517 expander using X87MODEF12 mode macro.
22518 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22519 choosing register preferences. Use output_387_reg_move().
22520 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22521 instead of "x". Use output_387_reg_move().
22522 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22523 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22524 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22525 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22526 Use output_387_reg_move().
22527 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22529 (*truncxf?f_i387 splitter): Ditto.
22531 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22533 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22534 LANG_HOOKS_SAFE_FROM_P.
22535 * expr.c (safe_from_p): Remove langhook call.
22536 * langhooks.h (lang_hooks): Remove safe_from_p.
22537 (lhd_safe_from_p): Remove prototype.
22538 * langhooks.c (lhd_safe_from_p): Remove.
22540 2007-04-06 Jan Hubicka <jh@suse.cz>
22542 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22545 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22547 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22548 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22549 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22550 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22552 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22553 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22555 2007-04-05 Richard Henderson <rth@redhat.com>
22557 * config/alpha/alpha.c (print_operand) [+]: Remove.
22558 (alpha_end_function): Print nop if call at end of function.
22559 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22560 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22561 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22562 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22563 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22564 the call pattern. Update peepholes to match.
22566 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22568 * doc/extend.texi (Other Builtins): Add decimal float variants
22570 * builtins.def: Ditto.
22571 * builtins.c (expand_builtin): Ditto.
22573 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22574 H.J. Lu <hongjiu.lu@intel.com>
22577 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22578 of V8HImode when calling ix86_binary_operator_ok.
22579 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22580 (sdot_prodv8hi): Operands 1 and 2 must be register.
22582 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22584 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22585 initialize align to silence bogus warning.
22587 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22589 PR middle-end/22156
22590 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22592 (struct sra_walk_fns): Remove use_all parameter from use.
22593 (sra_hash_tree): Handle BIT_FIELD_REFs.
22594 (sra_elt_hash): Don't hash bitfld blocks.
22595 (sra_elt_eq): Skip them in parent compares as well. Handle
22597 (sra_walk_expr): Don't maintain or pass down use_all_p.
22598 (scan_use): Remove use_all parameter.
22599 (scalarize_use): Likewise. Re-expand assignment to
22600 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22601 output, and re-scalarize after output. Don't mark anything
22603 (scalarize_ldst): Adjust.
22604 (scalarize_walk_gimple_modify_statement): Likewise.
22605 (build_element_name_1): Handle BIT_FIELD_REFs.
22606 (instantiate_element): Don't warn for any element whose parent
22607 is used as a whole.
22608 (instantiate_missing_elements_1): Return the sra_elt.
22609 (canon_type_for_field): New.
22610 (try_instantiate_multiple_fields): New.
22611 (instantiate_missing_elemnts): Use them.
22612 (mark_no_warning): Removed.
22613 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22614 (REPLDUP, sra_build_elt_assignment): New.
22615 (generate_copy_inout): Use them.
22616 (generate_element_copy): Likewise. Handle bitfld differences.
22617 (generate_element_zero): Don't recurse for blocks. Use
22618 sra_build_elt_assignment.
22619 (generate_one_element_int): Take elt instead of var. Use
22620 sra_build_elt_assignment.
22621 (generate_element_init_1): Adjust.
22622 (scalarize_use, scalarize_copy): Use REPLDUP.
22623 (scalarize_ldst): Move assert before dereference.
22624 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22626 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22628 * regmove.c: Fix unused variable warnings due to previous commit.
22630 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22632 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22633 (regmove_bb_head): Remove.
22634 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22635 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22636 problems with fixup_match_1.
22637 Don't initialize/free regmove_bb_head.
22639 (reg_is_remote_constant_p): If an insn is in the same basic block
22640 but not before INSN, consider it remote, too.
22642 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22645 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22646 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22648 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22650 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22651 (CONDITIONAL_REGISTER_USAGE): Likewise.
22653 2007-04-04 Richard Henderson <rth@redhat.com>
22655 * config/alpha/lib1funcs.asm: Remove unused file.
22657 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22660 * opts.c (print_specific_help): Fix --help=<language>
22662 (common_handle_option): Support --help=common.
22664 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22667 * gcc.c (main): Do not run the linker if
22668 print_subprocess_help indicates that it shouldn't be
22671 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22674 * doc/invoke.texi (--help=): Document <languages> value, fix
22675 formatting in tables of values.
22677 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22679 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22680 dllimport attribute of virtual methods.
22682 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22684 * config/score/crti.asm: Change _bss_start to __bss_start.
22685 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22686 (OUTGOING_REG_PARM_STACK_SPACE) update.
22687 * config/score/score.opt: add options to make backend support
22688 score5, score5u, score7 and score7d.
22689 * config/score/score.md: Likewise.
22690 * config/score/misc.md: Likewise.
22691 * config/score/mac.md: Likewise.
22692 * doc/invoke.texi: Likewise.
22693 * doc/md.texi: update constraints define.
22695 2007-04-03 Richard Henderson <rth@redhat.com>
22697 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22698 an appropriate type, use the mode instead.
22700 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22702 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22703 Set the default --with-arch setting to mips2.
22704 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22705 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22706 (MULTILIB_OSDIRNAMES): Delete.
22707 (MULTILIB_DIRNAMES): Define.
22708 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22709 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22710 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22711 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22712 VXWORKS_OS_CPP_BUILTINS.
22713 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22714 (MIPS_DEBUGGING_INFO): Undefine.
22715 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22717 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22719 PR middle-end/30704
22720 * fold-const.c (native_encode_real): Encode real.c provided longs
22721 as a series of 32-bit native integers.
22722 (native_interpret_real): Interpret buffer as a series of 32-bit
22725 2007-04-03 Richard Guenther <rguenther@suse.de>
22727 * genpreds.c (write_insn_constraint_len): Write function
22728 optimized for CONSTRAINT_LEN implementation.
22729 (write_tm_preds_h): Output insn_constraint_len inline and
22730 use it for CONSTRAINT_LEN.
22731 (write_insn_preds_c): Don't output insn_constraint_len.
22732 * doc/md.texi (define_register_constraint): Document multi-letter
22733 constraints shall have the same length if they start with the same
22736 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22739 * config/i386/i386.md (isinf<mode>2): Expand only when
22740 TARGET_C99_FUNCTIONS is set.
22742 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22744 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22745 (x86_64-*-linux*): Ditto.
22746 * config/i386/i386.opt (mpc): New option.
22747 * config/i386/i386.c (overrride_options): Handle
22748 ix87_precision_string.
22749 * config/i386/crtprec.c: New file.
22750 * config/i386/t-crtpc: Ditto.
22751 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22752 and -mpc80 options.
22753 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22754 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22755 crtprec32.o, crtprec64.o and crtprec80.o.
22757 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22758 and -mpc80 options.
22759 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22761 2007-04-02 Eric Christopher <echristo@apple.com>
22763 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22764 limitations on darwin.
22766 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22769 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22771 2007-04-02 Dave Korn <dave.korn@artimi.com>
22773 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22775 2007-04-02 Dave Korn <dave.korn@artimi.com>
22777 * libgcc2.h (exception_descriptor): Don't forward-declare.
22778 (__get_eh_table_language, __get_eh_table_version): Delete
22779 prototypes of long-dead functions.
22781 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22783 * ebitmap.h: New file
22784 * ebitmap.c: New file
22785 * Makefile.in (ebitmap.o): New target.
22787 2007-04-01 Jan Hubicka <jh@suse.cz>
22789 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22790 before very first instruction.
22792 2007-04-01 Jan Hubicka <jh@suse.cz>
22794 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22795 waring on 64bit hosts.
22796 * bitmap.h: Fix typo in bitmap_head_def.
22798 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22800 PR rtl-optimization/31391
22801 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22802 into a DELETED_LABEL note, and the label is in an empty basic
22803 block, update BB_END as well as BB_HEAD.
22805 2007-04-01 Richard Henderson <rth@redhat.com>
22807 PR tree-optimization/31169
22808 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22809 to varying if the range is outside [0, prec-1].
22811 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22814 * config/mips/mips.md (load_const_gp): New insn.
22815 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22816 the MIPS16 GP pseudo register if no_new_pseudos.
22817 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22819 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22822 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22824 (call_value): Likewise.
22826 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22827 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22830 * doc/invoke.texi: (optimization options): Reword description
22831 of -ffast-math. Document its primary purpose.
22833 2007-03-31 Richard Guenther <rguenther@suse.de>
22835 * omp-low.c (splay-tree.h): Include.
22836 (lookup_decl): Replace splay-tree usage by pointer-map.
22837 (maybe_lookup_decl): Likewise.
22838 (new_omp_context): Likewise.
22839 (delete_omp_context): Likewise.
22840 * gimplify.c (splay-tree.h): Include.
22841 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22843 (remap_ssa_name): Likewise.
22844 (remap_decl): Likewise.
22845 (remap_type_1): Likewise.
22846 (remap_type): Likewise.
22847 (copy_body_r): Likewise.
22848 (expand_call_inline): Likewise.
22849 (clone_body): Likewise.
22850 (copy_tree_r): Likewise.
22851 (remap_save_expr): Likewise.
22852 (unsave_r): Likewise.
22853 (unsave_expr_now): Likewise.
22854 (tree_function_versioning): Likewise.
22855 (build_duplicate_type): Likewise.
22856 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22857 (struct copy_body_data): Replace splay-tree by pointer-map.
22858 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22859 not $(SPLAY_TREE_H).
22860 (gimplify.o): Depend on $(SPLAY_TREE_H).
22861 (omp-low.p): Likewise.
22863 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22865 * config/avr/predicates.md (even_register_operand,
22866 odd_register_operand): New predicates.
22867 * config/avr/avr.md (movw peephole2): New.
22868 (movw_r peephole2): New.
22870 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22872 * tree.h (get_signed_or_unsigned_type): New.
22873 * fold-const.c (operand_equal_for_comparison_p): Use
22874 get_signed_or_unsigned_type instead of
22875 lang_hooks.types.signed_or_unsigned_type.
22876 * expr.c (store_expr): Ditto.
22877 * langhooks.c (get_signed_or_unsigned_type): New.
22878 (lhd_signed_or_unsigned_type): New.
22879 * langhooks.h (lhd_signed_or_unsigned_type): New.
22880 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22882 2007-03-30 Richard Henderson <rth@redhat.com>
22884 * tree-ssa-loop-ivopts.c: Include target.h.
22885 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22886 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22887 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22888 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22890 2007-03-30 Richard Henderson <rth@redhat.com>
22891 Kai Tietz <kai.tietz@onevision.com>
22893 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22894 default for 64-bit.
22895 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22896 (TARGET_64BIT_MS_ABI): New.
22897 (DBX_REGISTER_NUMBER): Handle 64-bit.
22898 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22899 (LONG_TYPE_SIZE): Force to 32.
22900 (REG_PARM_STACK_SPACE): New.
22901 (OUTGOING_REG_PARM_STACK_SPACE): New.
22902 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22903 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22904 (STACK_BOUNDARY): Use 128 for 64-bit.
22905 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22906 Add 64-bit implementation.
22907 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22909 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22910 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22911 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22912 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22913 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22914 TARGET_64BIT_MS_ABI.
22915 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22916 (ix86_pass_by_reference): Likewise.
22917 (ix86_function_value_regno_p): Likewise.
22918 (ix86_build_builtin_va_list): Likewise.
22919 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22920 (function_arg_advance_ms_64): New.
22921 (function_arg_advance): Call it.
22922 (function_arg_ms_64): New.
22923 (function_arg): Call it.
22924 (function_value_ms_64): New.
22925 (ix86_function_value_1): Call it.
22926 (return_in_memory_ms_64): New.
22927 (ix86_return_in_memory): Call it.
22928 (setup_incoming_varargs_ms_64): New.
22929 (ix86_setup_incoming_varargs): Call it.
22930 (ix86_expand_prologue): Handle 64-bit stack probing.
22931 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22932 (output_pic_addr_const): Likewise.
22933 (x86_this_parameter): Likewise.
22934 (x86_output_mi_thunk): Likewise.
22935 (x86_function_profiler): Likewise.
22936 (TARGET_STRICT_ARGUMENT_NAMING): New.
22937 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22938 (TARGET_64BIT_MS_ABI): New.
22939 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22940 * config/i386/i386.md (allocate_stack_worker): Remove.
22941 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22942 describe the clobber of eax without a match_scratch.
22943 (allocate_stack_worker_postreload): Remove.
22944 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22945 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22946 (allocate_stack_worker_rex64_postreload): Remove.
22947 (allocate_stack): Handle 64-bit.
22948 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22949 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22950 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22951 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22952 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22953 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22954 * config.build (x86_64-*-mingw*): New host.
22955 * config.host (x86_64-*-mingw*): New host.
22956 * config.gcc (x86_64-*-mingw*): New target.
22957 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22959 2007-03-30 Richard Henderson <rth@redhat.com>
22960 Kai Tietz <kai.tietz@onevision.com>
22962 * c-pragma.c (struct def_pragma_macro_value): New.
22963 (struct def_pragma_macro): New.
22964 (pushed_macro_table): New.
22965 (dpm_hash, dpm_eq): New.
22966 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22967 (init_pragma): Install them.
22968 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22970 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22972 * config/avr/avr.c (avr_override_options): Clear
22973 'flag_delete_null_pointer_checks'.
22975 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22978 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22979 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22980 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22981 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22982 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22983 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22984 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22986 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22988 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22990 * regmove.c: Move all of pass_stack_adjustments from here...
22991 * combine-stack-adj.c: ...to this new file.
22992 * Makefile.in: Add rules for combine-stack-adj.o.
22994 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22996 PR tree-optimization/31383
22997 * tree-data-ref.c (affine_function_equal_p): Do not require the
22998 vectors to have the same length.
23000 2007-03-30 Jan Hubicka <jh@suse.cz>
23002 PR middle-end/30700
23003 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23004 availablility; add more sanity checking; ask varpool only about
23007 2007-03-29 Richard Henderson <rth@redhat.com>
23009 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23010 to decide, but __SIZEOF_LONG_LONG__.
23012 2007-03-29 Richard Henderson <rth@redhat.com>
23014 * emutls.c (struct __emutls_array): New.
23015 (emutls_destroy): Use it instead of casting element 0 from void*.
23016 (__emutls_get_address): Likewise.
23018 2007-03-29 Richard Henderson <rth@redhat.com>
23020 * varasm.c (initializer_constant_valid_p): Don't deny
23021 DECL_DLLIMPORT_P on functions.
23023 * config/i386/cygming.h: Remove function declarations.
23024 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23025 (ASM_OUTPUT_LABELREF): Remove.
23026 (COMMON_ASM_OP): Remove.
23027 (ASM_OUTPUT_COMMON): Remove.
23028 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23029 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23030 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23031 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23032 Rename from TARGET_ENCODE_SECTION_INFO.
23033 * config/i386/netware.h: Likewise.
23034 * config/i386/i386-protos.h: Update.
23035 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23036 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23037 (legitimate_constant_p): Reject dllimports.
23038 (dllimport_map, get_dllimport_decl): New.
23039 (legitimize_dllimport_symbol): New.
23040 (legitimize_address, ix86_expand_move): Use it.
23041 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23042 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23043 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23044 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23045 * config/i386/predicates.md (constant_call_address_operand): Only
23046 accept symbols; reject dllimport_p symbols.
23047 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23048 i386_pe_maybe_record_exported_symbol.
23049 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23050 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23051 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23052 trust the setting of DECL_DLLIMPORT_P.
23053 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23054 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23055 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23056 tidy the argument scanning loop.
23057 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23058 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23059 (i386_pe_strip_name_encoding): Remove.
23060 (i386_pe_binds_local_p): New.
23061 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23062 (i386_pe_output_labelref): Remove.
23063 (i386_pe_asm_output_aligned_decl_common): New.
23064 (i386_pe_maybe_record_exported_symbol): Rename from
23065 i386_pe_record_exported_symbol; check for dllexported symbols.
23067 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23069 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23070 add comment explaining why vsnprintf cannot be used.
23072 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23074 PR tree-optimization/30666
23075 * tree.c (build_complex_type): When creating type names for DWARF2
23076 debug info, create TYPE_DECLs for TYPE_NAME instead of
23078 (build_common_tree_nodes_2): Use build_complex_type when building
23079 predefined complex types, to preserve canonical types.
23081 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23083 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23084 (noce_get_alt_condition): Look at it to determine whether to
23085 reverse the condition or not.
23086 (noce_get_condition): Substitute the truth for lies.
23087 (noce_find_if_block): Set the then_else_reversed field.
23089 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23091 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23092 destination of this insn.
23093 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23094 than calling gen_rtx_SET directly. Use r0 to hold the value of
23095 'address + 4' rather than a stack based temporary which can be
23096 mis-optimized away.
23098 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23100 * config/s390/s390.c (s390_secondary_input_reload_class,
23101 s390_secondary_output_reload_class): Functions removed.
23102 (s390_secondary_reload): New function.
23103 (TARGET_SECONDARY_RELOAD): Target macro defined.
23104 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23105 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23106 * config/s390/s390.md ("reload_outti", "reload_outdi",
23107 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23108 "reload_out<mode>"): Expanders removed.
23109 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23110 "reload<mode>_nonoffmem_out"): Expanders added.
23112 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23114 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23115 action if SRC->DEST replacement failed anyway.
23117 2007-03-28 Mike Stump <mrs@apple.com>
23119 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23120 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23121 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23123 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23125 * config.gcc: Accept barcelona as a variant of amdfam10.
23126 * config/i386/i386.c (override_options): Likewise.
23127 * doc/invoke.texi: Likewise.
23129 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23131 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23132 offsets for BIT_FIELD_REF and COMPONENT_REF.
23134 2007-03-28 Richard Guenther <rguenther@suse.de>
23136 * tree.c (is_global_var): Move ...
23137 * tree-flow-inline.h (is_global_var): ... here.
23138 * tree.h (is_global_var): Remove declaration.
23140 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23142 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23144 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23145 * config/i386/i386.c (ix86_tune_features): Initialize new
23147 * config/i386/predicates.md (promotable_binary_operator): Use
23148 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23150 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23153 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23155 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23157 * config/fr30/fr30.md (movsi_internal): Change destination
23158 constraint from m to V and add m to the end.
23160 2007-03-28 Christian Bruel <christian.bruel@st.com>
23162 * config/sh/sh.md (movsi_i): Fix type attribute.
23164 2007-03-28 Christian Bruel <christian.bruel@st.com>
23166 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23167 (movsf_ie): Likewise.
23169 2007-03-28 Christian Bruel <christian.bruel@st.com>
23171 * config.gcc: Add sh4-300 to multilib.
23172 * config/sh/t-mlib-sh4-300: New file.
23174 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23176 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23177 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23178 fix_trunc<mode>di2.
23179 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23180 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23181 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23182 "fixuns_trunctddi2"): Whitespace fix.
23184 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23186 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23187 the definition of struct sh_args.
23188 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23189 CALL_COOKIE_INT_REG_GET): Likewise.
23191 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23193 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23194 transformations are applied successfully.
23196 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23198 * tree.c (tree_contains_struct): Permit 512 tree codes.
23199 * tree.h (tree_contains_struct): Ditto.
23200 (MAX_TREE_CODES): Ditto.
23201 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23202 SPARE member to store remaining padding bits.
23204 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23206 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23209 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23211 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23212 * configure: Regenerate.
23214 * configure: Regenerate using the correct version of autoconf.
23216 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23218 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23220 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23221 regs to "__SP_L__" and "__SP_H__".
23223 2007-03-27 Richard Guenther <rguenther@suse.de>
23225 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23226 computations with it with a HOST_WIDE_INT variable.
23228 2007-03-26 Mike Stump <mrs@apple.com>
23230 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23231 objective-c-header, objective-c++-header and objc++-cpp-output
23233 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23235 2007-03-26 Richard Henderson <rth@redhat.com>
23238 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23239 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23240 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23241 IX86_BUILTIN_PSRLQ128): New.
23242 (ix86_init_mmx_sse_builtins): Add them.
23243 (ix86_expand_builtin): Expand them.
23244 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23245 operand 2 be TImode.
23246 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23247 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23248 _mm_srli_epi64): Mark __B const.
23249 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23250 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23251 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23252 new two-vector shift builtins.
23254 2007-03-26 Ian Lance Taylor <iant@google.com>
23256 PR tree-optimization/31345
23257 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23258 [+INF, +INF(OVF)] into VARYING.
23260 2007-03-26 Zack Weinberg <zackw@panix.com>
23262 * gengtype-parse.c: New file.
23263 * gengtype-yacc.y: Delete.
23264 * gengtype-lex.l: Don't include gengtype-yacc.h.
23265 Define YY_DECL and yyterminate appropriately for recursive
23266 descent parser. yylval is now a string out-parameter to yylex.
23267 (HWS, EOID): New shorthand.
23268 (IWORD): Add a couple more types.
23269 (yylex): Add a setup stanza. Remove the complex rules for
23270 detecting GTY'ed types and typedefs; replace with simple
23271 keyword detectors. Adjust everything for the changed
23272 definition of yylval. Ignore all pp-directives, not just #define.
23274 (parse_file): Rename yybegin; do not call yyparse.
23276 * gengtype.c (xasprintf): Export again.
23277 (this_file): New. Use everywhere __FILE__ was being used.
23278 (get_lang_bitmap): Special case types defined in gengtype.c.
23279 (do_typedef, new_structure): Suppress definition of certain types.
23280 (new_structure): Improve diagnostics of duplicate definitions.
23281 Make sure location_s is associated with input.h.
23282 (nreverse_pairs, define_location_structures): New functions.
23283 (main): Improve tagging of kludge types. Remove old kludges
23284 for input.h types; use define_location_structures.
23285 * gengtype.h: Update prototypes. Define token codes here.
23286 * Makefile.in: Remove all references to gengtype-yacc.
23287 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23289 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23290 add GTY((skip)) to the field that's only conditionally there.
23291 * doc/install.texi: Document that Bison is no longer required
23292 unless building treelang.
23294 * gengtype.c: Don't include gtyp-gen.h.
23295 (srcdir): Declare here.
23296 (base_files, lang_dir_names): Allocate dynamically.
23297 (gt_files, num_gt_files, num_lang_dirs): New globals.
23298 (measure_input_list, read_input_line, read_input_list)
23299 (set_lang_bitmap): New functions.
23300 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23301 simplify, relying on read_input_list to set up the bitmaps.
23302 (main): Arguments are no longer unused. Check for correct number
23303 of command line arguments, set srcdir and srcdir_len, then call
23304 read_input_list, before doing anything else. No need to worry
23305 about duplicates in main loop.
23306 * configure.ac: Simplify the calculation of all_gtfiles.
23307 Put language tags in there. Don't set or substitute
23308 all_gtfiles_files_langs or all_gtfiles_files_frags.
23309 * Makefile.in: Revamp the way gengtype is invoked, now that it
23310 takes a file on its command line with a much simpler format.
23311 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23312 (GTFILES): Remove duplicates and C source files.
23313 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23314 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23315 * configure: Regenerate.
23317 * gengtype.h: Remove all type definitions to gengtype.c; leave
23318 only definitions of options_p, type_p, and pair_p as opaque
23319 pointers. Update prototypes.
23320 * gengtype.c: Many type definitions moved here from gengtype.h.
23321 Consolidate type definitions at the top of the file.
23322 (xvasprintf): Delete.
23323 (xasprintf): Make static.
23324 (create_nested_pointer_option): Add 'next' parameter.
23325 (create_field_all, create_field_at): New functions.
23326 (create_field): Now a thin wrapper around create_field_all.
23327 (create_optional_field): Rename create_optional_field_ and add
23328 line argument. Original name is now a macro which supplies
23330 (oprintf): Use vsnprintf directly.
23331 (close_output_files): Use fatal rather than perror/exit.
23332 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23333 (main): Set progname. Don't use exit.
23334 * gengtype-yacc.y (struct_fields): Use create_field_at.
23335 (option, optionseqopt): Delete.
23336 (optionseq): Consolidate productions from option here so we
23337 can use the first argument to create_option.
23339 * gengtype-lex.l: Distinguish unions from structures in the
23340 token type. Don't call find_structure; return the tag as a string.
23341 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23342 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23343 string. Reorganize typedef_struct production accordingly.
23344 Use create_nested_ptr_option.
23345 * gengtype.c (create_nested_ptr_option): New function.
23346 * gengtype.h: Declare it.
23348 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23349 (string_type): Don't declare.
23350 (do_scalar_typedef): Declare.
23351 (create_scalar_type): Update prototype.
23352 * gengtype.c (string_type): Make static.
23353 (scalar_nonchar, scalar_char): New.
23354 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23355 (resolve_typedef): Use scalar_nonchar for error recovery.
23356 (create_scalar_type): Remove name_len field. Return scalar_char
23357 or scalar_nonchar as appropriate.
23358 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23359 to use string_type.
23360 (throughout): Use scalar_nonchar instead of calling
23361 create_scalar_type, whenever possible.
23362 (main): Initialize scalar_char and scalar_nonchar before calling
23364 * gengtype-lex.l: Adjust for removal of second argument to
23365 create_scalar_type. Use yylval.s instead of yylval.t when
23367 * gengtype-yacc.y: Type of SCALAR is string. Call
23368 create_scalar_type from type:SCALAR rule. Adjust for removal of
23369 second argument to create_scalar_type.
23371 * vec.h: Remove all #if IN_GENGTYPE blocks.
23372 Add comment saying that changes may require adjustments to gengtype.
23373 * gengtype.c: Don't include coretypes.h or tm.h.
23374 Add comment to inclusion of errors.h.
23375 (note_def_vec, note_def_vec_alloc): New functions.
23376 * gengtype.h: Declare new functions.
23377 * gengtype-lex.l: Don't include coretypes.h.
23378 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23380 (update_lineno): Remove unnecessary prototype.
23381 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23382 (VEC rule): Just return VEC_TOKEN.
23383 * gengtype-yacc.y (VEC_TOKEN): New token type.
23384 (type): Add a production for VEC(a,b).
23385 * Makefile.in: Update dependencies.
23387 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23388 typedefs that use the old PARAMS macro.
23390 * gengtype-lex.l: Remove all rules and states relating to yacc
23392 * gengtype-yacc.y: Similarly.
23393 * gengtype.c (note_yacc_type): Delete function.
23394 * gengtype.h: Update prototypes.
23396 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23398 * tree-pretty-print.c (dump_generic_node): Report precision of
23399 unnamed integer types.
23401 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23403 * ifcvt.c (noce_try_store_flag_constants): Don't check
23404 no_new_pseudos here.
23405 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23406 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23407 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23408 noce_try_sign_mask): Likewise.
23409 (if_convert): Check no_new_pseudos here.
23411 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23413 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23414 (noce_get_condition): Handle new then_else_reversed argument.
23415 (noce_init_if_info): Remove, fold into noce_find_if_block.
23416 (noce_process_if_block): Take a struct noce_if_info as the
23417 argument. Don't set up one based on ce_if_info. Update pointer
23418 references accordingly.
23419 (cond_move_process_if_block): Likewise.
23420 (process_if_block): Removed.
23421 (find_if_block): Removed. Move functionality two new functions,
23422 noce_find_if_block and cond_exec_find_if_block.
23423 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23424 blocks and the symmetric IF-ELSE-JOIN case.
23425 (cond_exec_find_if_block): Also new function mostly based on old
23426 find_if_block and process_if_block.
23427 (find_if_header): Replace find_if_block call with separately
23428 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23429 (find_cond_trap): Update noce_get_condition call.
23430 (dead_or_predicable): Likewise.
23432 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23434 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23436 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23437 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23438 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23439 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23440 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23441 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23442 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23443 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23444 __builtin_ia32_psrad128 builtins.
23446 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23448 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23449 * config/i386/constraints.md
23450 (define_constraint "I"): Use IN_RANGE macro.
23451 (define_constraint "J"): Ditto.
23452 (define_constraint "K"): Ditto.
23453 (define_constraint "M"): Ditto.
23454 (define_constraint "N"): Ditto.
23455 (define_constraint "O"): Ditto.
23456 * config/i386/predicates.md
23457 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23458 (define_predicate "const_0_to_3_operand"): Ditto.
23459 (define_predicate "const_0_to_7_operand"): Ditto.
23460 (define_predicate "const_0_to_15_operand"): Ditto.
23461 (define_predicate "const_0_to_63_operand"): Ditto.
23462 (define_predicate "const_0_to_255_operand"): Ditto.
23463 (define_predicate "const_1_to_31_operand"): Ditto.
23464 (define_predicate "const_2_to_3_operand"): Ditto.
23465 (define_predicate "const_4_to_7_operand"): Ditto.
23467 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23469 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23470 in SImode for save_world.
23471 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23474 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23476 PR tree-optimization/30784
23477 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23480 2007-03-25 Revital Eres <eres@il.ibm.com>
23482 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23483 Fold movement_possibility function into it.
23485 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23487 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23488 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23489 (call_indirect_nonlocal_darwin64): Same.
23490 (call_nonlocal_darwin64): Same.
23491 (call_value_indirect_nonlocal_darwin64): Same.
23492 (call_value_nonlocal_darwin64): Same.
23493 (sibcall_nonlocal_darwin64): Same.
23494 (sibcall_value_nonlocal_darwin64): Same.
23495 (sibcall_symbolic_64): Same.
23496 (sibcall_value_symbolic_64): Same.
23497 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23499 (rs6000_emit_load_toc_table): Same.
23500 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23501 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23503 (divss_call): Same.
23504 (divus_call): Same.
23505 (quoss_call): Same.
23506 (quous_call): Same.
23507 (load_toc_v4_pic_si): Same
23508 (load_toc_v4_PIC_1): Same.
23509 (load_toc_v4_PIC_1b): Same.
23510 (call_indirect_aix{32,64}): Same.
23511 (call_value_indirect_aix{32,64}): Same.
23513 (call_value): Same.
23514 (call_local{32,64}): Same.
23515 (call_value_local{32,64}): Same.
23516 (call_indirect_nonlocal_aix{32,64}): Same.
23517 (call_nonlocal_aix{32,64}): Same.
23518 (call_value_indirect_nonlocal_aix{32,64}): Same.
23519 (call_value_nonlocal_aix{32,64}): Same.
23520 (call_indirect_nonlocal_sysv<mode>): Same.
23521 (call_nonlocal_sysv<mode>): Same.
23522 (call_value_indirect_nonlocal_sysv<mode>): Same.
23523 (call_value_nonlocal_sysv<mode>): Same.
23525 (sibcall_local{32,64}): Same.
23526 (sibcall_value_local{32,64}): Same.
23527 (sibcall_nonlocal_aix{32,64}): Same.
23528 (sibcall_value_nonlocal_aix{32,64}): Same.
23529 (sibcall_nonlocal_sysv<mode>): Same.
23530 (sibcall_value): Same.
23531 (sibcall_value_nonlocal_sysv<mode>): Same.
23533 2007-03-24 Paul Brook <paul@codesourcery.com>
23535 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23536 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23538 2007-03-24 Richard Henderson <rth@redhat.com>
23540 * config/ia64/constraints.md: New file.
23541 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23542 satisfies_constraint_?.
23543 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23544 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23545 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23546 ia64_output_mi_thunk): Likewise.
23547 (ia64_const_ok_for_letter_p): Remove.
23548 (ia64_const_double_ok_for_letter_p): Remove.
23549 (ia64_extra_constraint): Remove.
23550 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23551 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23552 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23553 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23554 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23555 EXTRA_MEMORY_CONSTRAINT): Remove.
23556 * config/ia64/ia64.md: Include constriants.md. Replace
23557 CONST_OK_FOR_? with satisfies_constraint_?.
23559 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23560 H.J. Lu <hongjiu.lu@intel.com>
23562 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23564 (name macros): Use DPD_BID_NAME to convert names properly.
23566 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23567 decimal floating point format.
23568 (init_floating_libfuncs): Change decimal functions so that they
23569 have a "bid_" prefix if the decimal system uses the BID format,
23570 and "dpd_" prefix if the decimal system uses the DPD format.
23571 (init_interclass_conv_libfuncs): Ditto.
23572 (init_intraclass_conv_libfuncs): Ditto.
23574 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23575 using the BID format.
23577 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23578 whether we are using the BID decimal format.
23579 * configure: Regenerate.
23581 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23582 the compiler has decimal floating point enabled. Define
23583 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23586 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23587 using the BID format.
23589 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23590 whether we are using the BID decimal format.
23591 * configure: Regenerate.
23593 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23594 the compiler has decimal floating point enabled. Define
23595 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23598 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23599 options, and that it is enabled for i386/x86_64 systems.
23601 * Makefile.in (enable_decimal_float): New.
23603 (DECNUMINC): Add -I$(DECNUMFMT).
23604 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23605 to $(DECNUMFMT) from $(DECNUM).
23607 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23608 Substitute enable_decimal_float.
23609 * configure: Regenerated.
23612 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23615 * configure.ac: Enable decimal float for x86_64-*-linux*.
23616 * configure: Regenerated.
23619 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23620 decimal128ClearSign to flip and clear the sign bit in decimal128.
23621 (decimal_real_maxval): Set decimal128SetSign to set the sign
23624 2007-03-23 Ian Lance Taylor <iant@google.com>
23626 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23628 2007-03-23 Ian Lance Taylor <iant@google.com>
23630 * tree-dump.c (dump_files): Correct comment.
23632 2007-03-23 Ian Lance Taylor <iant@google.com>
23634 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23636 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23638 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23639 in cfglayout mode. Don't go into and out of cfglayout mode.
23640 Link the blocks in the order of the constructed traces.
23641 (rest_of_handle_tracer): Adjust call to tracer.
23642 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23643 Don't go into cfglayout mode.
23644 (rtl_loop_done): Don't go out of cfglayout mode.
23645 * cfglayout.c (relink_block_chain): New function, split out from...
23646 (fixup_reorder_chain): ...here. Remove redundant checking.
23647 (cfg_layout_finalize): Don't clear the header, footer, and aux
23648 fields here, move the code to do so to relink_block_chain. Likewise
23649 for free_original_copy_tables.
23650 * rtl.h (tracer): Update prototype.
23651 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23652 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23653 mode. Use relink_block_chain to serialize the CFG according to the
23654 new basic block order. Move targetm.cannot_modify_jumps_p check from
23656 (gate_handle_reorder_blocks): ...to here.
23657 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23659 (gate_duplicate_computed_gotos): ...to here.
23660 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23661 something always changes when going into and out of cfglayout mode.
23662 Perform an expensive cfg cleanup while going into cfglayout mode.
23663 Always update liveness information on HAVE_conditional_execution
23664 targets. Reserialize the basic blocks and go out of cfglayout mode.
23665 * reg-stack.c: Include cfglayout.h.
23666 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23667 the call to reorder_basic_blocks.
23668 * basic-block.h (reorder_basic_blocks): Update prototype.
23669 (relink_block_chain): New prototype.
23670 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23672 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23674 * config/mips/mips.md (type, hazard, *movdi_32bit,
23675 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23676 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23677 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23678 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23679 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23681 (movcc): Change first xfer to multi.
23682 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23683 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23684 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23685 config/mips/generic.md: Change reservations using "xfer" to use
23687 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23688 using match_operand.
23689 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23690 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23692 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23694 2007-03-22 Richard Henderson <rth@redhat.com>
23696 * config/i386/i386.c: Remove unnecessary function declarations.
23697 Move targetm definition, and all related macros, to the end of
23698 the file. Resort some functions to put definitions before uses.
23699 (ix86_attribute_table): Make static. Move to end of file.
23700 (ix86_gimplify_va_arg): Make static.
23702 2007-03-22 Richard Henderson <rth@redhat.com>
23704 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23705 don't increase local_regparm with force_align_arg_pointer check.
23706 (ix86_function_sseregparm): Assert 32-bit.
23707 (type_has_variadic_args_p): New.
23708 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23709 type_has_variadic_args_p.
23710 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23711 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23712 use memset instead. Do maybe_vaarg check first; skip attribute
23713 tests if true; skip attribute tests for 64-bit.
23714 (construct_container): Remove TARGET_DEBUG_ARG.
23715 (function_arg_advance_32, function_arg_advance_64): Split out ...
23716 (function_arg_advance): ... from here.
23717 (function_arg_32, function_arg_64): Split out ...
23718 (function_arg): ... from here.
23719 (ix86_pass_by_reference): Tidy.
23720 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23721 (function_value_32): New, from parts of ix86_function_value
23722 and ix86_value_regno.
23723 (function_value_64): New, from parts of ix86_function_value
23724 and ix86_libcall_value.
23725 (ix86_function_value_1): New.
23726 (ix86_function_value, ix86_libcall_value): Use it.
23727 (return_in_memory_32, return_in_memory_64): Split out ...
23728 (ix86_return_in_memory): ... from here.
23729 (ix86_struct_value_rtx): Skip for 64-bit.
23730 (ix86_libcall_value, ix86_value_regno): Remove.
23731 (setup_incoming_varargs_64): Split out ...
23732 (ix86_setup_incoming_varargs): ... from here.
23733 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23734 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23735 * config/i386/i386-protos.h (ix86_function_value): Remove.
23736 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23738 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23741 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23742 infinities not supported, otherwise emit warning if -Woverflow. On
23743 underflow, emit warning if -Woverflow.
23744 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23746 * real.h (real_from_string): Update declaration
23748 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23749 Richard Henderson <rth@redhat.com>
23751 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23752 * calls.c (compute_argument_block_size, expand_call,
23753 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23754 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23755 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23756 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23757 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23758 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23759 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23760 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23763 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23765 * c-incpath.c (add_sysroot_to_chain): New.
23766 (merge_include_chains): Add sysroot argument. Call
23767 add_sysroot_to_chain if sysrooted.
23768 (register_include_chains): Update call to merge_include_chains.
23769 * doc/cppopts.texi: Document use of '=' in include directory
23772 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23774 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23775 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23776 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23777 insn pattern using X87MODEF12 mode macro.
23779 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23781 * regmove.c (regmove_optimize): Use reg_mentioned_p
23782 instead of reg_overlap_mentioned_p for DST.
23784 2007-03-21 Mike Stump <mrs@apple.com>
23786 * c.opt: Fixup for Objective-C/C++.
23788 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23790 * explow.c (convert_memory_address): Fold memory reference when
23791 POINTERS_EXTEND_UNSIGNED < 0
23793 2007-03-21 Richard Henderson <rth@redhat.com>
23796 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23797 * config/i386/mmintrin.h (__m64): Likewise.
23798 * config/i386/xmmintrin.h (__m128): Likewise.
23800 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23802 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23803 (VXWORKS_OS_CPP_BUILTINS): Define.
23804 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23805 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23807 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23809 * rtl.h (constant_pool_reference_p): Delete.
23810 (find_constant_src): Declare.
23811 * rtlanal.c (find_constant_src): New function.
23812 * simplify-rtx.c (constant_pool_reference_p): Delete.
23813 * config/i386/i386.md: Use find_constant_src instead of
23814 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23816 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23818 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23819 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23821 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23823 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23824 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23825 (arm_elf_asm_constructor): Use it.
23826 (arm_elf_asm_destructor): New function.
23828 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23830 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23832 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23834 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23836 2007-03-19 Andrew Haley <aph@redhat.com>
23838 PR tree-optimization/31264
23839 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23840 VIEW_CONVERT_EXPRs.
23842 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23844 PR rtl-optimization/30907
23845 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23846 (fwprop_init): Always call loop_optimizer_initialize.
23847 (fwprop_done): Always call loop_optimizer_finalize.
23848 (fwprop): We always have loop info now.
23849 (gate_fwprop_addr): Remove.
23850 (pass_fwprop_addr): Use gate_fwprop as gate.
23852 PR rtl-optimization/30841
23853 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23854 df_chain_alloc): Call df_reorganize_refs unconditionally.
23855 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23856 refs_organized to refs_organized_size.
23857 (df_ref_create_structure): Use refs_organized_size instead of
23858 bitmap_size if refs had been organized, and keep refs_organized_size
23860 * df.h (struct df_ref_info): Change refs_organized to
23861 refs_organized_size.
23862 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23865 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23867 * except.c (output_function_exception_table): Do not reference the
23868 EH personality routine for functions that do not require an
23871 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23874 * c-typeck.c (convert_for_assignment): Call comptypes for
23875 RECORD_TYPE or UNION_TYPE.
23877 PR inline-asm/30505
23878 * reload1.c (reload): Do invalid ASM checking after
23879 cleanup_subreg_operands.
23881 2007-03-19 Jeff Law <law@redhat.com>
23883 * tree-cfg.c (find_taken_edge): Tighten conditions for
23884 optimizing computed gotos.
23886 2007-03-19 Michael Matz <matz@suse.de>
23888 * builtins.c (expand_builtin_sync_operation,
23889 expand_builtin_compare_and_swap,
23890 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23893 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23894 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23897 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23899 * doc/tm.texi: Add brackets around the return type of
23900 TARGET_SECONDARY_RELOAD.
23902 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23903 Richard Guenther <rguenther@suse.de>
23905 PR tree-optimization/31254
23906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23907 Use handled_component_p () where appropriate. Continue
23908 propagating into the rhs if we propagated into an INDIRECT_REF
23911 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23913 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23914 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23915 (xde, xdee): Mode attributes adjusted to support DFP modes.
23916 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23917 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23918 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23919 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23920 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23921 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23922 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23924 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23925 "movsf"): Insn definitions removed.
23926 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23927 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23928 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23930 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23931 "reload_in<mode>", "reload_out<mode>"): Expander added.
23932 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23935 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23937 * config/s390/s390.md: Only non-functional changes. Renamed
23938 FPR mode macro to BFP all over the file.
23940 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23942 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23943 (op_type attribute): RRF instruction type added.
23944 (fT0): New mode attribute.
23945 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23946 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23947 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23948 instruction no secondary memory is needed when moving DFmode values
23949 between GPRs and FPRs.
23951 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23953 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23954 inverted and documentation adjusted.
23955 ("mhard-dfp", "msoft-dfp"): New options.
23956 * config/s390/s390.c (s390_handle_arch_option): New architecture
23958 (override_options): Sanity checks for the new options added.
23959 * config.gcc: New architecture switch: z9-ec.
23960 * config/s390/s390.h (processor_flags): PF_DFP added.
23961 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23962 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23963 when the bit is NOT set so remove it from the defaults.
23965 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23967 * genemit.c (main): Print include statement for dfp.h.
23968 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23971 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23973 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23975 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23978 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23979 instead of PATTERN.
23981 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23983 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23984 attr_length_call, output_call, output_indirect_call): Cleanup
23985 formatting of targetm calls.
23987 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23989 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23991 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23993 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23994 reservation, bypass and anti-bypass descriptions for these
23995 instructions. Update move patterns.
23996 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23999 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24001 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24002 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24003 (get_initial_def_for_reduction): Likewise.
24005 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24007 Fix PR tree-optimization/29922
24008 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24009 (get_representative): Removed.
24010 (value_dies_in_block_x): Update for rvuse removal.
24011 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24012 (compute_antic_aux): Handle when PHI nodes appear in
24013 non-single-successors.
24014 (dump_bitmap_of_names): Removed.
24015 (compute_antic_safe): Renamed and removed rvuse calculation.
24016 Calculate only antic safe.
24017 (insert_into_preds_of_block): Remove assert.
24018 (execute_pre): Update for renamed functions.
24019 (defer_or_phi_translate_block): New function.
24021 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24023 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24024 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24026 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24027 Follow spelling conventions.
24029 * tree-data-ref.h: Remove the prototype for analyze_array.
24031 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24033 PR tree-optimization/31041
24034 * tree-vect-transform.c (get_initial_def_for_induction): Call
24035 force_gimple_operand.
24037 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24039 * ipa-type-escape.c (look_for_casts) : Revert code to use
24040 handled_component_p due to ada test a-numaux.adb.
24042 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24044 * final.c (final_scan_insn): Alter the condition of a
24045 conditional trap if we have nonstandard CC.
24047 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24049 * configure.ac: Remove excess quoting from asm line 0 test.
24050 * configure: Rebuilt.
24052 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24054 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24055 * c-common.c (convert_and_check): Move warning logic to...
24056 (warnings_for_convert_and_check): ...here. Define.
24057 * c-common.h (warnings_for_convert_and_check): Declare.
24059 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24061 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24062 (output_call): Likewise.
24064 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24066 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24068 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24070 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24072 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24074 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24075 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24077 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24079 PR tree-optimization/31183
24080 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24081 Use double_int instead of unsigned int for representing access_strides.
24082 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24084 2007-03-16 Richard Guenther <rguenther@suse.de>
24086 PR tree-optimization/31146
24087 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24088 to allow recursion of forward_propagate_addr_expr.
24089 (forward_propagate_addr_into_variable_array_index): Likewise.
24090 (forward_propagate_addr_expr): Likewise.
24091 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24092 (forward_propagate_addr_expr_1): Recurse on simple copies
24093 instead of propagating into them. Do so for useless conversions
24095 (forward_propagate_addr_expr): Clean up unused statements after
24098 2007-03-16 Richard Guenther <rguenther@suse.de>
24100 * builtins.c (expand_builtin_cexpi): Use the right argument
24101 for the expansion via cexp.
24103 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24105 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24106 * configure: Rebuilt.
24108 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24111 * dwarf2out.c (force_type_die): Adjust comment.
24112 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24114 2007-03-15 DJ Delorie <dj@redhat.com>
24116 * config/frv/predicates.md (minmax_operator): Don't check operands
24119 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24121 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24122 Update constant estimates of number of iterations.
24123 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24124 argument renamed to "realistic".
24125 (compute_estimated_nb_iterations): Removed.
24126 (record_niter_bound): New function.
24127 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24128 call record_nonwrapping_iv with upper = false.
24129 (infer_loop_bounds_from_signedness): Pass upper argument to
24130 record_nonwrapping_iv.
24131 (estimate_numbers_of_iterations_loop): Do not call
24132 compute_estimated_nb_iterations. Record estimate based on profile
24133 information. Initialize the constant estimates of number of
24135 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24137 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24138 number of iterations is too small.
24139 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24140 (EST_NOT_AVAILABLE): Removed.
24141 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24142 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24145 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24147 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24148 Handle NE_EXPR guards.
24150 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24153 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24154 Set also -pedantic-errors by default for the preprocessor unless
24155 -fpermissive is given.
24157 2007-03-15 Richard Guenther <rguenther@suse.de>
24159 PR middle-end/29719
24160 PR middle-end/31161
24161 * builtins.c (expand_builtin_cexpi): As a fallback if we
24162 don't have builtins for sincos or cexp create a function
24163 declaration for cexp and expand to a call to that.
24164 (expand_builtin_int_roundingfn): Always fall
24165 back to floor/ceil and its variants even if they may be
24168 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24170 PR middle-end/31159
24171 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24172 jump tables, move the call to delete_dead_jumptables from here...
24173 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24174 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24175 don't allow merging of blocks that try_redirect_by_replacing_jump
24176 also does not handle when not optimizing.
24178 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24179 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24181 * config/i386/i386.md (x86_sahf_1): Correctly handle
24184 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24187 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24188 x86_64_general_operand as operand[2] predicate. Remove "iF"
24189 from operand constraints and use "e" constraint instead.
24190 (*subti3_1, *subti3_1 splitter): Ditto.
24191 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24192 operand[1] predicate.
24194 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24196 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24197 arrays, multiply the access strides by the size of the sub-array.
24198 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24200 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24202 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24203 the configured assembler supports the sahf mnemonic.
24204 * configure: Regenerate.
24205 * config.in: Regenerate.
24207 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24208 emit "sahf" or ".byte\t0x9e" as asm template.
24210 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24213 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24214 option to replace hard coded TARGET_xxx in md file.
24215 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24216 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24217 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24218 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24219 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24220 (X86_TUNE_NOT_VECTORMODE): Ditto.
24221 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24222 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24223 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24224 (TUNE_SLOW_IMUL_IMM8): Ditto.
24225 (TUNE_MOVE_M1_VIA_OR): Ditto.
24226 (TUNE_NOT_UNPAIRABLE): Ditto.
24227 (TUNE_NOT_VECTORMODE): Ditto.
24229 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24232 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24233 tuning options instead of hard coded TARGET_xxx.
24234 (fix ssemode peephole2's): Ditto.
24235 (imul peephole2's): Ditto.
24237 (movdi_or_rex64): Ditto.
24238 (move peephole2): Ditto.
24239 (not peephole2's): Ditto.
24241 2007-03-14 Dirk Mueller <dmueller@suse.de>
24243 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24244 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24245 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24247 * c-parser.c (c_parser_do_statement): Warn about empty body in
24248 do/while statement.
24249 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24250 * doc/invoke.texi (-Wempty-body): Update documentation.
24252 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24255 * c-common.h (warn_for_div_by_zero): Declare.
24256 * c-common.c (warn_for_div_by_zero): Define.
24257 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24260 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24262 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24263 to PREFIX and STANDARD_PREFIX.
24265 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24266 Phil Edwards <phil@codesourcery.com>
24268 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24269 (__gthread_once_t): Remove busy field for RTPs.
24270 (__GTHREAD_ONCE_INIT): Update accordingly.
24272 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24274 * doc/invoke.texi: Document VxWorks options.
24276 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24278 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24280 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24282 PR tree-optimization/30590
24283 * tree-nrv.c (tree_nrv): Check for the partial update of the
24286 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24288 * flags.h (flag_random_seed): Remove declaration, in favor of...
24289 * toplev.h (get_random_seed, set_random_seed): ... these.
24290 * tree.c (get_file_function_name): Use the former.
24291 * opts.c (common_handle_option): Use the latter.
24294 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24296 PR middle-end/31127
24297 * cse.c (cse_find_path): Do not bail out if a basic block that
24298 we already visited now becomes part of a path that starts at a
24299 different basic block. Just disallow this, to make sure we
24300 visit each basic block at most once.
24302 2007-03-13 Jan Hubicka <jh@suse.cz>
24304 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24305 attributes, when profile esitmate is present, calls with very low
24306 frequency are cold.
24308 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24310 PR tree-optimization/30730
24311 PR tree-optimization/26900
24312 * tree-ssa-loop-niter.c: Include gmp.h.
24313 (bounds): New type.
24314 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24315 split_to_var_and_offset, determine_value_range,
24316 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24317 bound_difference, bounds_add, bounds_negate,
24318 number_of_iterations_ne_max, dump_affine_iv): New functions.
24319 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24320 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24321 difference of initial and final value of control iv to validate
24323 (number_of_iterations_cond): Add loop parameter. Determine bounds
24324 on the difference of the extremes of the control iv. Add dumps.
24325 (expand_simple_operations): Handle phi nodes.
24326 (simplify_using_initial_conditions): Do not record used conditions.
24327 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24328 Do not set additional_info.
24329 (implies_nonnegative_p, implies_ge_p): Removed.
24330 (derive_constant_upper_bound): Do not use parameter `additional'.
24331 (record_estimate): Parameter `additional' removed. Parameter
24332 `i_bound' added. Do not call derive_constant_upper_bound.
24333 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24334 bound the number of iterations estimate.
24335 (estimate_numbers_of_iterations_loop): Pass the estimate from
24336 the number of iterations analysis to record_estimate.
24337 * tree.h (multiple_of_p): Declare.
24338 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24339 (scev_const_prop): Do not check expression_expensive_p.
24340 * fold-const.c (multiple_of_p): Exported.
24341 * double-int.c (double_int_mask): Exported.
24342 * double-int.h (double_int_mask): Declare.
24343 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24344 field. Added max field.
24346 2007-03-13 David Taylor <taylor@candd.org>
24349 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24352 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24355 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24356 two unamed patterns.
24358 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24360 * config/i386/i386.opt (mcx16, msahf): New options.
24361 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24362 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24364 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24365 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24366 Output -mcx16 and -msahf options when corresponding bit is set.
24368 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24369 and -msahf options.
24371 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24373 * configure.ac: Test for assembler tolerance to # 0 "".
24374 * configure, config.in: Rebuilt.
24375 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24377 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24379 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24381 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24382 (handle_syscall): Handle direct system calls.
24383 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24385 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24387 * doc/invoke.texi: Fix cpp.info cross-reference.
24388 * doc/passes.texi: Fix gcc.info cross-reference.
24390 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24392 PR tree-optimization/30835
24393 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24394 bb_for_stmt is not NULL before accessing it.
24396 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24398 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24401 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24404 * doc/install.texi: Document --enable-stage1-languages
24406 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24408 * tree-pass.h (pass_into_cfg_layout_mode,
24409 pass_outof_cfg_layout_mode): Declare.
24410 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24411 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24412 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24413 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24415 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24417 * c-decl.c (warn_variable_length_array): New function.
24418 Refactored from grokdeclarator to handle warn_vla
24419 and handle unnamed array case.
24420 (grokdeclarator): Refactored VLA warning case.
24421 * c.opt (Wvla): New flag.
24422 * doc/invoke.texi (Wvla): New warning.
24424 2007-03-12 Richard Henderson <rth@redhat.com>
24426 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24427 (TARGET_SECTION_TYPE_FLAGS): New.
24429 2007-03-12 Richard Henderson <rth@redhat.com>
24431 * config/darwin.c (machopic_reloc_rw_mask): New.
24432 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24433 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24435 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24437 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24438 * cppdefault.h (cpp_PREFIX): Document.
24439 (cpp_PREFIX_len): Likewise.
24440 (cpp_EXEC_PREFIX): New variable.
24441 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24442 * c-incpath.c (add_standard_paths): Correct logic for relocating
24443 paths within prefix.
24445 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24447 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24448 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24450 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24451 fix_truncdfdi_sse using SSEMODEF mode macro.
24452 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24453 fix_truncdfsi_sse using SSEMODEF mode macro.
24454 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24455 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24457 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24459 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24460 elfos.h to tm_file.
24462 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24464 * tree.h : Add multiple_of_p declaration.
24465 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24466 * ipa-type-escape.c (results_of_malloc): Redundant.
24467 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24468 (cast_type): Extended with new members.
24469 (check_cast): Returns cast_type.
24470 (cast): New structure for data of walk_use_def_chains.
24471 (is_malloc_result, is_cast_from_non_pointer_1,
24472 is_cast_from_non_pointer,
24473 is_array_access_through_pointer_and_index): New functions.
24474 (look_for_casts): Returns cast types.
24475 (check_call): Returns void.
24476 (okay_pointer_operation): Use support of pointer plus index,
24477 pointer plus constant and allow all multiplications.
24479 2007-03-11 Richard Guenther <rguenther@suse.de>
24481 PR tree-optimization/31115
24482 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24483 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24484 A shift count of zero is not special as with *_DIV_EXPR.
24485 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24488 2007-03-11 Ian Lance Taylor <iant@google.com>
24490 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24491 the *_DIV_EXPR codes correctly with overflow infinities.
24493 2007-03-11 Ira Rosen <irar@il.ibm.com>
24495 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24496 indicate success/failure of the analysis. Add negation to subtrahend
24497 in case of subtraction. Fail if both operands contain constants.
24498 (create_data_ref): Fail if analyze_offset fails.
24500 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24502 * config/i386/i386.md (frndintxf2): Rename to ...
24503 (rintxf2): ... this. Remove expander having same name.
24504 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24505 (roundsf2, rounddf2): Ditto.
24506 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24507 (lround<mode>di2, lround<mode>si2): Ditto.
24509 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24511 * lower-subreg.c: Include except.h.
24512 (decompose_multiword_subregs): Verify that the only control flow
24513 insns we can split are loads to multi-words pseudos.
24514 Handle breaking such blocks after splitting, instead of calling
24515 find_many_sub_basic_blocks.
24517 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24518 on the new basic block. Add a lengthy comment explaining why we
24519 thought this was necessary.
24520 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24522 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24525 * tree.c (walk_type_fields): Recurse into the element type of
24526 ARRAY_TYPEs if there is a pointer set.
24528 2007-03-10 Dirk Mueller <dmueller@suse.de>
24530 * c-common.c (warn_logical_operator): Fix condition.
24532 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24534 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24536 * config/darwin.c (machopic_select_section): Remove superfluous
24537 argument in call to categorize_decl_for_section. Remove unused
24540 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24542 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24544 * configure: Regenerate.
24546 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24549 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24550 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24551 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24552 Add LABEL_NUSES to emitted label.
24553 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24554 branch probability value to emitted jump insn.
24555 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24556 Do not check life information and do not re-arrange input operands
24557 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24559 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24561 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24562 the change of decode_asm_operands.
24564 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24566 * mode-switching.c (create_pre_exit): Skip blockage insn.
24568 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24570 * tree-pass.h (TODO_update_smt_usage): Remove.
24572 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24576 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24578 * pa.c (attr_length_call): Revise condition for long
24579 pc-relative branch.
24580 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24581 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24582 sequence on SOM target.
24584 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24586 * gcc.c: Document %{, in big comment at top.
24587 (input_suffix_matches): Remove special handling for .s and
24589 (input_spec_matches): New.
24590 (handle_braces): Handle %{,.
24591 (validate_switches): ',' indicates a value which is not a switch.
24592 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24593 to detect assembler input.
24594 * config/i386/sol2.h (CPP_SPEC): Likewise.
24595 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24596 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24597 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24598 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24599 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24600 -m64 causes deployment target to default to 10.5.
24601 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24603 2007-03-09 Richard Henderson <rth@redhat.com>
24606 * target.h (targetm.asm.out.reloc_rw_mask): New.
24607 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24608 (TARGET_ASM_OUT): Use it.
24609 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24610 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24611 use the new reloc_rw_mask target hook instead.
24612 (default_section_type_flags_1): Merge into...
24613 (default_section_type_flags): ... here.
24614 (decl_readonly_section_1): Merge into...
24615 (decl_readonly_section): ... here.
24616 (default_elf_select_section_1): Merge into...
24617 (default_elf_select_section): ... here.
24618 (default_unique_section_1): Merge into...
24619 (default_unique_section): ... here.
24620 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24621 (default_select_rtx_section): Use it.
24622 (default_elf_select_rtx_section): Likewise.
24623 * output.h: Update to match.
24624 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24625 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24626 (TARGET_ASM_RELOC_RW_MASK): New.
24627 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24628 to categorize_decl_for_section.
24629 (x86_64_elf_unique_section): Likewise.
24630 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24631 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24632 (TARGET_ASM_RELOC_RW_MASK): New.
24633 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24634 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24635 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24636 (TARGET_RWRELOC): Remove.
24637 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24638 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24639 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24640 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24641 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24642 (rs6000_xcoff_select_section): Use decl_readonly_section.
24643 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24644 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24645 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24646 (TARGET_SECTION_TYPE_FLAGS): Remove.
24647 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24649 2007-03-09 Roger Sayle <roger@eyesopen.com>
24651 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24652 complex constant equality/inequality comparisons for here.
24653 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24654 known at compile-time or can be simplified to a scalar comparison.
24655 (fold_relational_const): Move compile-time evaluation of complex
24656 constant equality/inequality comparisons to here.
24658 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24660 PR rtl-optimization/30643
24661 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24663 (fold_rtx): Recurse, like before 2006-11-03.
24665 2007-03-09 DJ Delorie <dj@redhat.com>
24667 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24670 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24672 PR tree-optimization/30375
24673 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24674 LHS of statements is not the same.
24675 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24677 2007-03-09 Chao-ying Fu <fu@mips.com>
24679 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24681 * doc/invoke.texi (-mdspr2): Document new option.
24682 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24683 New unspec for DSP REV 2.
24684 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24685 these instructions are extended in DSP REV 2.
24686 (mips-dspr2.md): Include.
24687 * config/mips/mips.opt (mdspr2): New option.
24688 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24689 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24690 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24691 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24692 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24693 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24694 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24696 (bdesc_map): Add one field of unsupported_target_flags.
24697 (bdesc_arrays): Update entries to have extra fields. Add
24699 (mips_init_builtins): Initialize new function types.
24700 Check unsupported_target_fileds to filter out builtins.
24701 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24703 (ASM_SPEC): Pass mdspr2 to the assembler.
24704 * config/mips/mips-dspr2.md: New file.
24706 2007-03-09 Sa Liu <saliu@de.ibm.com>
24708 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24710 2007-03-09 Ian Lance Taylor <iant@google.com>
24712 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24713 argument) like -Wstrict-overflow=2.
24714 * doc/invoke.texi (Warning Options): Update documentation.
24716 2007-03-09 Dirk Mueller <dmueller@suse.de>
24719 * doc/invoke.texi (-Wlogical-op): Document.
24720 * common.opt (-Wlogical-op): New.
24721 * c-common.h (warn_logical_operator): Declare.
24722 * c-common.c (warn_logical_operator): Define.
24723 * c-typeck.c (parser_build_binary_op): Call
24724 warn_logical_operator.
24726 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24728 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24729 * final.c (final_scan_insn): Test for non-"" file name.
24731 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24733 * doc/loop.texi: Document the Omega linear constraints solver.
24734 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24735 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24736 omega-hash-table-size, omega-max-keys, and
24737 omega-eliminate-redundant-constraints.
24738 * tree-pass.h (pass_check_data_deps): Declared.
24741 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24742 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24743 pass_check_data_deps): New.
24744 * tree-data-ref.c (init_data_ref): Remove declaration.
24745 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24746 (analyze_array): Renamed init_array_ref, move up initializations.
24747 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24748 Removed arguments that are set to NULL.
24749 (analyze_indirect_ref): Correct indentation, correct call to
24751 (object_analysis): Call init_array_ref instead of analyze_array.
24752 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24753 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24754 of DR_ACCESS_FNS_ADDR.
24755 (init_omega_eq_with_af, omega_extract_distance_vectors,
24756 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24757 ddr_consistent_p): New.
24758 (compute_affine_dependence): Check consistency of ddrs when
24759 flag_check_data_deps is passed.
24760 (analyze_all_data_dependences): Uncomment.
24761 (tree_check_data_deps): New.
24762 * tree-data-ref.h: Include omega.h.
24763 (DR_ACCESS_FNS_ADDR): Removed.
24764 (data_dependence_relation): Add inner_loop.
24765 (DDR_INNER_LOOP): New.
24766 * common.opt (fcheck-data-deps): New.
24767 * tree-flow.h (tree_check_data_deps): Declare.
24768 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24769 (OBJS-common): Depend on omega.o.
24771 * passes.c (pass_check_data_deps): Scheduled.
24772 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24773 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24774 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24775 PARAM_VECT_MAX_VERSION_CHECKS,
24776 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24778 2007-03-09 Richard Guenther <rguenther@suse.de>
24780 PR tree-optimization/30904
24781 PR middle-end/31058
24782 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24783 the same way as *_DIV_EXPR.
24785 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24787 * recog.c (decode_asm_operands): No mixed declarations and code.
24789 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24791 * rtl.def (ASM_INPUT): Add location.
24792 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24793 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24794 (decode_asm_operands): Add loc operand.
24795 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24796 * stmt.c (expand_asm): Rename to...
24797 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24798 gen_rtx_ASM_INPUT_loc.
24799 (expand_asm_expr): Adjust.
24800 * recog.c (decode_asm_operands): Add loc operand.
24801 (check_asm_operands, extract_insn): Adjust.
24802 * reload1.c (maybe_fix_stack_asms): Likewise.
24803 * final.c (asm_insn_count): Likewise.
24804 (final_scan_insn): Output # line before and after asm.
24806 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24808 * tree-ssa-structalias.c (variable_info): Remove
24810 (new_var_info): Ditto.
24811 (shared_bitmap_info_t): New structure.
24812 (shared_bitmap_table): New variable.
24813 (shared_bitmap_hash): New function.
24814 (shared_bitmap_eq): Ditto
24815 (shared_bitmap_lookup): Ditto.
24816 (shared_bitmap_add): Ditto.
24817 (merge_smts_into): Change to take bitmap directly.
24818 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24819 (init_alias_vars): Init shared bitmap hashtable.
24820 (delete_points_to_sets): Delete shared bitmap hashtable.
24821 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24822 is_aliased removal as a change that was still necessary was
24825 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24827 * config/i386/i386.h (override_options): Conditionally disable
24828 x86_sahf for 64bit targets only.
24830 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24833 * c-decl.c (merge_decls): Don't call make_var_volatile.
24834 * varasm.c (make_var_volatile): Remove.
24835 * output.h (make_var_volatile): Remove.
24837 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24839 PR tree-optimization/31085
24840 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24842 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24844 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24845 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24846 ATTR_CONST_NOTHROW_LIST.
24848 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24851 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24853 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24855 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24858 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24860 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24861 passed, use shared libgcc.
24863 2007-03-08 Roger Sayle <roger@eyesopen.com>
24865 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24866 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24867 (honor_protect_cleanup_actions, lower_try_finally_switch):
24869 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24870 ifc_temp_var): Likewise.
24871 * tree-inline.c (setup_one_parameter): Likewise.
24872 * tree-mudflap.c (mf_decl_cache_locals,
24873 mf_build_check_statement_for): Likewise.
24874 * tree-nested.c (init_tmp_var, save_tmp_var,
24875 finalize_nesting_tree_1): Likewise.
24876 * tree-outof-ssa.c (insert_copy_on_edge,
24877 insert_backedge_copies): Likewise.
24878 * tree-profile.c (tree_gen_edge_profiler,
24879 tree_gen_ic_profiler): Likewise.
24880 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24881 * tree-sra.c (sra_build_assignment): Likewise.
24882 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24883 * tree-ssa-math-opts.c (insert_reciprocals,
24884 execute_cse_sincos_1): Likewise.
24885 * tree-tailcall.c (adjust_accumulator_values,
24886 adjust_return_value): Likewise.
24887 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24888 * tree-vect-transform.c (vect_create_data_ref_ptr,
24889 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24890 vect_create_epilog_for_reduction, vectorizable_reduction,
24891 vectorizable_call, vectorizable_conversion,
24892 vectorizable_assignment, vectorizable_operation,
24893 vectorizable_type_demotion, vect_gen_widened_results_half,
24894 vect_permute_store_chain, vectorizable_store,
24895 vect_setup_realignment, vect_permute_load_chain,
24896 vectorizable_load, vectorizable_condition,
24897 vect_create_cond_for_align_checks): Likewise.
24898 * tree-vrp.c (build_assert_expr_for): Likewise.
24900 2007-03-08 Ian Lance Taylor <iant@google.com>
24902 * tree-vrp.c: Include "intl.h".
24903 (usable_range_p): New static function.
24904 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24905 overflowed values, juts set *strict_overflow_p.
24906 (compare_values): Only return -2 if one of the operands is not a
24908 (compare_ranges): Call usable_range_p.
24909 (compare_range_with_value): Likewise.
24910 (vrp_evaluate_conditional_warnv): Rename from
24911 vrp_evaluate_conditional. Make static. Change all callers.
24912 (vrp_evaluate_conditional): New function.
24913 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24914 on signed overflow.
24915 (simplify_abs_using_ranges): Likewise.
24916 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24917 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24918 within_stmt parameter.
24919 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24920 vrp_evaluate_conditional.
24921 * tree-ssa-threadedge.c
24922 (record_temporary_equivalences_from_stmts_at_dest): Change
24923 simplify parameter to take a second tree parameter.
24924 (simplify_control_stmt_condition): Likewise.
24925 (thread_across_edge): Likewise.
24926 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24927 (thread_across_edge): Likewise.
24928 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24930 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24932 * config/i386/i386.h (TARGET_SAHF): New define.
24933 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24934 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24935 (x86_sahf): New global variable.
24936 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24937 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24938 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24939 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24941 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24942 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24943 when expanding fcomi/sahf based tests.
24944 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24945 expanding sahf based alternative. Emit sahf based sequence when
24946 optimizing for code size.
24947 * config/i386/i386.md (x86_sahf_1): Do not disable for
24948 TARGET_64BIT, enable for TARGET_SAHF.
24950 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24952 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24953 spurious whitespace from error message.
24955 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24958 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24960 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24962 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24964 * tree-sra.c (instantiate_element): Propagate disabled warnings
24965 from the element itself to the created variable.
24967 2007-03-07 Richard Henderson <rth@redhat.com>
24970 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24971 silently fix up the stack in the case of a missing register.
24973 2007-03-07 Paul Brook <paul@codesourcery.com>
24975 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24977 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24979 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24981 (phase1_vrs): Use them.
24982 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24983 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24984 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24985 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24986 __gnu_Unwind_Restore_WMMXC if required.
24987 (_Unwind_VRS_Pop): Implement iWMMXt support.
24988 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24989 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24990 gnu_Unwind_Save_WMMXC): Define.
24992 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24994 * config/vxworks.h (vxworks_override_options): Declare.
24995 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24996 * config/vxworks.c: Include target.h and toplev.h.
24997 (vxworks_override_options): New function.
24998 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25000 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25002 * config/s390/s390.c (override_options): Don't emit an error when
25003 -mstack-size is used without providing -mstack-guard.
25004 (s390_emit_prologue): Choose stack_guard value automatically if not
25005 provided via command line.
25006 * doc/invoke.texi: Adjust description of -mstack-guard and
25009 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25011 * config/i386/i386.c (output_set_got): Add a GOT initialization
25012 sequence for VxWorks PIC.
25013 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25014 around labels as well as symbols. Use gotoff_operand instead
25015 of local_symbolic_operand.
25016 (legitimize_pic_address): Use gotoff_operand instead of
25017 local_symbolic_operand. Use @GOT accesses for labels as
25019 (ix86_output_addr_diff_elt): Use PC-relative rather than
25020 GP-relative offsets for VxWorks PIC.
25021 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25022 no_new_pseudos. Check whether the returned register is op0.
25023 * config/i386/i386.md (tablejump): Use PC-relative rather than
25024 GP-relative offsets for VxWorks PIC.
25025 * config/i386/predicates.md (gotoff_operand): New predicate.
25027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25029 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25031 * config/vxworks-dummy.h: New file.
25032 * config/i386/i386.h: Include it.
25034 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25036 * dwarf2out.c (is_inlined_entry_point): New
25037 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25038 DW_AT_ranges if the first subblock is the entry point.
25040 2007-03-06 David Daney <ddaney@avtrex.com>
25042 * doc/install.texi (mips-*-*): Change recommended binutils
25045 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25047 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25048 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25050 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25051 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25053 2007-03-06 Jan Hubicka <jh@suse.cz>
25055 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25056 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25058 (probably_cold_bb_p): Cold functions are cold.
25059 (probably_never_executed_bb_p): Cold functions are cold.
25060 (tree_bb_level_predictions): Predict calls to cold functions as not
25062 (compute_function_frequency): Check hot/cold attributes.
25063 * function.h (function_frequency): Update comments.
25064 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25065 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25066 (c_common_att): Add cold and hot.
25068 * doc/extend.texi (hot,cold attributes): Document.
25070 2007-03-06 Andrew Haley <aph@redhat.com>
25072 * function.c (expand_function_end): Move blockage to just after we
25073 emit the label for the naked return from the function.
25075 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25077 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25080 2007-03-06 Jan Hubicka <jh@suse.cz>
25082 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25083 loaded for constant large models. Non-large 64bit PIC can do.
25084 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25085 * cmodel.h: Add LARGE PIC.
25086 * i386.md (UNSPEC_PLTOFF): New.
25087 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25089 (*call_1_rex64): Disable for large models.
25090 (*call_1_rex64_large): New.
25091 (*call_value_1_rex64): Disable for large models.
25092 (*call_value_1_rex64_large): New.
25093 (set_rip_rex4): New.
25094 (set_got_offset_rex64): New.
25095 * predicates.md (constant_call_address_operand): For large model
25096 constant calls are not possible.
25097 * i386-protos.h (construct_plt_address): Declare.
25098 * i386.c (override_options): Accept large models.
25099 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25100 (legitimate_constant_p): Add new UNSPECs.
25101 (legitimate_pic_operand_p): Likewise.
25102 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25103 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25105 (output_pic_addr_const): Add PLTOFF.
25106 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25107 (ix86_expand_move): Legitimize pic address when in PIC mode.
25108 (construct_plt_address): New function.
25109 (ix86_expand_call): Offload the address to register and use GOT
25110 pointer for large model.
25111 * invoke.texi (mcmodel=large): Update documentation.
25113 2007-03-06 Richard Henderson <rth@redhat.com>
25115 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25116 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25117 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25118 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25119 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25120 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25121 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25122 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25123 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25124 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25125 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25126 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25127 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25128 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25129 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25130 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25131 x86_schedule, x86_use_bt, x86_pad_returns,
25132 x86_use_xchgb): Merge into ...
25133 (ix86_tune_features): ... here. New array.
25134 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25135 x86_bswap): Merge into ...
25136 (ix86_arch_features): ... here. New array.
25137 (x86_3dnow_a): Remove.
25138 (x86_accumulate_outgoing_args): Make static.
25139 (x86_arch_always_fancy_math_387): Make static.
25140 (ix86_tune_mask, ix86_arch_mask): Move ...
25141 (override_options): ... to local variables here. Apply the
25142 appropriate mask to each element of ix86_arch_features and
25143 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25144 as were done in the old macros.
25145 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25146 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25147 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25148 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25149 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25150 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25151 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25152 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25153 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25154 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25155 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25156 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25157 x86_accumulate_outgoing_args, x86_prologue_using_move,
25158 x86_epilogue_using_move, x86_decompose_lea,
25159 x86_arch_always_fancy_math_387, x86_shift1,
25160 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25161 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25162 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25163 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25164 x86_use_incdec, x86_pad_returns, x86_bswap,
25165 x86_partial_flag_reg_stall): Remove.
25166 (enum ix86_tune_indices): New.
25167 (ix86_tune_features): New.
25168 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25169 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25170 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25171 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25172 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25173 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25174 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25175 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25176 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25177 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25178 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25179 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25180 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25181 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25182 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25183 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25184 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25185 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25186 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25187 TARGET_EXT_80387_CONSTANTS): Use it.
25188 (enum ix86_arch_indices): New.
25189 (ix86_arch_features): New.
25190 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25191 TARGET_BSWAP): Use it.
25192 (ix86_tune_mask, ix86_arch_mask): Remove.
25194 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25197 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25198 Define using $${sysroot_headers_suffix}.
25199 * configure: Regenerate.
25200 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25201 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25203 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25204 * gcc.c (print_sysroot_headers_suffix): New.
25205 (option_map): Include --print-sysroot-headers-suffix.
25206 (display_help): Mention -print-sysroot-headers-suffix.
25207 (process_command): Handle -print-sysroot-headers-suffix.
25208 (do_spec_1): Append multilib directory to include-fixed path if
25209 sysroot suffixes in use.
25210 (main): Handle -print-sysroot-headers-suffix.
25211 * Makefile.in (start.encap): Don't depend on xlimits.h
25212 (xlimits.h): Remove.
25213 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25214 limits.h for each multilib in fixinc_list.
25215 (fixinc_list, s-fixinc_list): New.
25216 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25217 generate them for each multilib in fixinc_list.
25218 (stmp-fixproto): Use include-fixed. Run fixproto for each
25219 multilib in fixinc_list.
25220 (mostlyclean): Don't remove xlimits.h.
25221 (clean): Remove include-fixed.
25222 (real-install-headers-tar, real-install-headers-cpio,
25223 real-install-headers-cp): Don't copy include, only include-fixed.
25224 (install-mkheaders): Depend on fixinc_list. Don't depend on
25225 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25226 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25227 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25229 2007-03-06 Jan Hubicka <jh@suse.cz>
25231 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25234 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25236 * configure.ac: Allow tm_file to contain build-directory files.
25237 * configure: Regenerate.
25238 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25239 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25240 * config/m68k/print-sysroot-suffix.sh: New file.
25242 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25244 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25245 of pic_offset_table_rtx if reload_completed.
25246 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25247 PIC_OFFSET_TABLE_REGNUM.
25248 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25250 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25251 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25253 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25255 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25256 functions that call eh_return.
25258 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25260 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25261 functions that need a constant pool.
25263 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25266 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25267 (m68k_preferred_reload_class): Likewise.
25268 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25269 (SECONDARY_RELOAD_CLASS): Define.
25270 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25271 (LIMIT_RELOAD_CLASS): Delete.
25272 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25273 registers from storing bytes.
25274 (m68k_secondary_reload_class): New function.
25275 (m68k_preferred_reload_class): Likewise.
25277 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25279 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25281 (m68k_expand_prologue): Likewise.
25283 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25285 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25286 (mips_expand_epilogue): Add a bool parameter.
25287 (m68k_legitimize_sibcall_address): Declare.
25288 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25289 (m68k_expand_epilogue): Add a parameter to select between sibling
25290 and normal epilogues. Only generate a return for the latter.
25291 (m68k_ok_for_sibcall_p): New function.
25292 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25293 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25294 (sibcall_value, *sibcall_value): Likewise.
25295 (*call, *call_value): Require !SIBLING_CALL_P.
25296 (epilogue): Update call to m68k_expand_epilogue.
25297 (sibcall_epilogue): New pattern.
25298 * config/m68k/predicates.md (const_call_operand): Say that this
25299 predicate applies to sibling calls too.
25300 (sibcall_operand): New predicate.
25302 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25304 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25305 alternatives as movsi_cf.
25306 (movsf_cf_hard): Add commentary.
25308 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25309 Richard Sandiford <richard@codesourcery.com>
25311 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25312 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25313 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25314 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25315 as being live on exit from an interrupt function.
25316 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25317 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25318 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25319 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25320 (m68k_interrupt_function_p): Globalize.
25321 (m68k_compute_frame_layout): Remove reverse mask code.
25322 (m68k_emit_movem, m68k_set_frame_related): New functions.
25323 (m68k_output_function_prologue): Delete in favor of...
25324 (m68k_expand_prologue): ...this new function.
25325 (m68k_output_function_epilogue): Delete in favor of...
25326 (m68k_expand_epilogue): ...this new function.
25327 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25329 (print_operand): Handle %?.
25330 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25331 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25332 (prologue, epilogue): New patterns.
25333 (return): Turn into a define_expand.
25334 (*return): New pattern, derived from old "return" pattern. Use rte
25335 rather than rts for interrupt functions. Only use rtd if the pop
25337 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25338 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25339 (link, *link, unlink, *unlink, load_got): Likewise.
25341 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25345 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25346 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25347 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25348 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25349 and m68k_matches_u_p.
25350 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25351 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25352 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25353 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25354 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25355 (REG_STRICT_P): New macro.
25356 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25357 PCREL_GENERAL_OPERAND_OK.
25358 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25359 m68k_legitimate_base_reg_p.
25360 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25361 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25362 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25363 * config/m68k/m68k.c (m68k_address): New structure.
25364 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25365 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25366 (m68k_jump_table_ref_p, m68k_decompose_address)
25367 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25368 (m68k_matches_u_p): New functions.
25369 (print_operand_address): Rewrite to use m68k_decompose_index.
25371 2007-03-05 David Taylor <dtaylor@emc.com>
25373 * gcc.c: Correct copyright date in --version output.
25375 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25377 * pa.md: In unamed move patterns, disparge copies between general
25378 and floating point registers using '?' modifier. Don't include 'f'
25379 constraint for register preferences in DImode, SImode, HImode and
25380 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25381 Remove constraints for copies between general and floating registers
25382 in soft-float DFmode pattern.
25383 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25387 2007-03-05 Mike Stump <mrs@apple.com>
25389 * c-common.c (targetcm): Add.
25390 * c-opts.c (c_common_handle_option): Handle language specific
25392 * opts.c (handle_option): Verify language for target options, if
25394 * opth-gen.awk: Add CL_LANG_ALL.
25395 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25396 (TARGETCM_INITIALIZER): Add.
25397 * target.h (struct gcc_targetcm): Add.
25399 * targhooks.c (default_handle_c_option): Add.
25400 * targhooks.h (default_handle_c_option): Add.
25401 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25403 * config/darwin.opt (iframework): Add.
25404 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25405 * config/darwin-c.c (handle_c_option): Add.
25406 (TARGET_HANDLE_C_OPTION): Add.
25408 * doc/invoke.texi (Darwin Options): Add -iframework.
25410 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25412 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25415 2007-03-05 Ian Lance Taylor <iant@google.com>
25417 * c.opt (fgnu89-inline): New option.
25418 * c-opts.c (c_common_post_options): Set default value for
25420 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25421 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25423 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25424 (grokdeclarator, start_function): Likewise.
25425 * c-cppbuiltin.c (c_cpp_builtins): Define either
25426 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25427 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25428 (C Dialect Options): Document -fgnu89-inline.
25429 * doc/extend.texi (Function Attributes): Explain what the
25430 gnu_inline attribute does.
25431 * doc/cpp.texi (Common Predefined Macros): Document
25432 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25434 2007-03-05 Ian Lance Taylor <iant@google.com>
25436 PR tree-optimization/31034
25437 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25438 half-range if the other side is an overflow infinity.
25440 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25442 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25443 (bfin*-linux-uclibc*): New configuration.
25444 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25446 * config/bfin/linux.h: New file.
25447 * config/bfin/libgcc-bfin.ver: New file.
25448 * config/bfin/t-bfin-uclinux: New file.
25449 * config/bfin/t-bfin-linux: New file.
25450 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25451 (TARGET_OS_CPP_BUILTINS): New macro.
25453 2007-03-05 Richard Guenther <rguenther@suse.de>
25455 * fold-const.c (fold_binary): Remove duplicate folding
25456 of comparison of non-null ADDR_EXPR against null.
25458 2007-03-05 Richard Guenther <rguenther@suse.de>
25459 Dorit Nuzman <dorit@il.ibm.com>
25461 PR tree-optimization/26420
25462 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25463 are no loops in the function. Only print the number of
25464 vectorized loops if it is greater than zero or we are supposed
25465 to print information about unvectorized loops.
25467 2007-03-05 Revital Eres <eres@il.ibm.com>
25469 * gcc.dg/var-expand1.c: New test.
25470 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25471 when an accumulator is expanded.
25473 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25476 * c-common.c (convert_and_check): Don't give warnings for
25477 conversion if 'expr' already overflowed.
25479 2007-03-04 Roger Sayle <roger@eyesopen.com>
25481 PR middle-end/30744
25482 * fold-const.c (fold_comparison): Enforce type consistency when
25483 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25485 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25487 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25488 containing a cast to the base of TARGET_MEM_REF.
25490 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25492 * tree.c (tree_contains_struct_check_failed): Remove spurious
25493 whitespace from error message.
25495 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25498 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25499 instead of precision.
25501 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25502 Nathan Sidwell <nathan@codesourcery.com>
25504 * emit-rtl.c (find_auto_inc): New.
25505 (try_split): recreate REG_INC notes,
25506 Use regular for loops rather than whiles.
25508 2007-03-03 Andreas Schwab <schwab@suse.de>
25510 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25511 * configure: Regenerate.
25513 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25515 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25516 flag_rounding_math, not flag_unsafe_math_optimizations.
25518 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25520 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25521 alpha_fold_vector_minmax): Likewise.
25522 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25523 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25525 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25527 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25528 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25529 if the lhs has side-effects.
25530 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25532 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25534 * config/i386/i386.h (TUNEMASK): Remove define.
25535 (ARCHMASK): Remove define.
25536 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25537 Use ix86_arch_mask variable instead of ARCHMASK.
25538 * config/i386/i386.c (override_options): Ditto.
25539 (standard_80387_constant_p): Ditto.
25541 2007-03-02 Ian Lance Taylor <iant@google.com>
25543 Used signed infinities in VRP.
25544 * tree-vrp.c (uses_overflow_infinity): New static function.
25545 (supports_overflow_infinity): New static function.
25546 (make_overflow_infinity): New static function.
25547 (negative_overflow_infinity): New static function.
25548 (positive_overflow_infinity): New static function.
25549 (is_negative_overflow_infinity): New static function.
25550 (is_positive_overflow_infinity): New static function.
25551 (is_overflow_infinity): New static function.
25552 (overflow_infinity_range_p): New static function.
25553 (compare_values_warnv): New function split out of compare_values.
25554 (compare_value): Call it.
25555 (set_value_range_to_nonnegative): Add overflow_infinity
25556 parameter. Change caller.
25557 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25559 (vrp_expr_computes_nonzero): Likewise.
25560 (compare_ranges, compare_range_with_value): Likewise.
25561 (compare_name_with_value, compare_names): Likewise.
25562 (vrp_evaluate_conditional): Likewise.
25563 (set_value_range): Handle infinity
25564 (vrp_operand_equal_p, operand_less_p): Likewise.
25565 (extract_range_from_assert): Likewise.
25566 (vrp_int_const_binop): Likewise.
25567 (extract_range_from_binary_expr): Likewise.
25568 (extract_range_from_unary_expr): Likewise.
25569 (extract_range_from_comparison): Likewise.
25570 (extract_range_from_expr): Likewise.
25571 (dump_value_range): Likewise.
25572 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25573 (test_for_singularity): Likewise.
25574 (vrp_int_const_binop): Remove inline qualifier.
25575 (adjust_range_with_scev): Add comment.
25576 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25578 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25580 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25581 (get_constraint_for): Likewise.
25582 (do_structure_copy): Likewise.
25583 (find_func_aliases): Fix references to MODIFY_EXPR.
25584 (intra_create_variable_infos): Tidy.
25585 * tree-ssa-operands.c (add_virtual_operand): Add argument
25587 When adding members of alias sets, if IS_CALL_SITE is true and
25588 the symbol is not call-clobbered, skip it.
25589 Adjust all callers.
25591 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25593 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25594 entry by means of emit_insn_at_entry.
25596 2007-03-02 Richard Henderson <rth@redhat.com>
25598 * expr.h (promoted_input_arg): Remove decl.
25599 * function.c (promoted_input_arg): Merge into ...
25600 * combine.c (setup_incoming_promotions): ... only caller.
25601 Rearrange to avoid double loop.
25603 2007-03-02 Ben Elliston <bje@au.ibm.com>
25604 Peter Bergner <bergner@vnet.ibm.com>
25605 Janis Johnson <janis187@us.ibm.com>
25607 * config/rs6000/dfp.md: New file.
25608 * config/rs6000/rs6000.md: Include dfp.md.
25609 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25610 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25611 and TDmode decimal float modes in FP registers.
25612 (num_insns_constant): Likewise.
25613 (rs6000_legitimate_offset_address_p): Likewise.
25614 (rs6000_legitimize_address): Likewise.
25615 (rs6000_legitimize_reload_address): Likewise.
25616 (rs6000_legitimate_address): Likewise.
25617 (rs6000_emit_move): Likewise.
25618 (function_arg_boundary): Likewise.
25619 (function_arg_advance): Likewise.
25620 (rs6000_darwin64_record_arg_recurse): Likewise.
25621 (function_arg): Likewise.
25622 (rs6000_gimplify_va_arg): Likewise.
25623 (rs6000_split_multireg_move): Likewise.
25624 (rs6000_output_function_epilogue): Likewise.
25625 (rs6000_output_function_epilogue): Likewise.
25626 (rs6000_register_move_cost): Likewise.
25627 (rs6000_function_value): Likewise.
25628 (rs6000_libcall_value): Likewise.
25630 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25632 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25634 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25636 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25637 Use $MULTIDIR to choose between the kernel and RTP headers,
25638 and use $WIND_BASE and $WIND_USR to locate them.
25640 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25642 * config/i386/i386.c (override_options): Put initialization of
25643 ix86_tune_mask and ix86_arch_mask to the correct place.
25645 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25646 Michael Meissner <michael.meissner@amd.com>
25649 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25650 (ARCHMASK): Define.
25651 (TARGET_CMOVE): Use ARCHMASK.
25652 (TARGET_CMPXCHG): Ditto.
25653 (TARGET_CMPXCHG8B): Ditto.
25654 (TARGET_XADD): Ditto.
25655 (TARGET_BSWAP): Ditto.
25656 * config/i386/i386.c (ix86_tune_mask): New global variable.
25657 (ix86_arch_mask): Ditto.
25658 (override_options): Initialize ix86_tune_mask and
25659 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25662 2007-03-02 Ben Elliston <bje@au.ibm.com>
25665 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25667 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25669 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25670 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25671 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25672 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25674 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25675 rs6000_init_dwarf_reg_sizes_extra): New.
25676 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25677 SPE register high parts.
25679 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25681 * Makefile.in: Add install-pdf target as
25682 copied from automake v1.10 rules.
25683 * configure.ac: Add install-pdf to target list.
25684 * configure: Regenerate.
25686 2007-03-01 Paul Brook <paul@codesourcery.com>
25688 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25689 modes to LDRD for DImode.
25690 (output_move_double): Fixup out of range ldrd/strd.
25691 (vfp_secondary_reload_class): Rename...
25692 (coproc_secondary_reload_class): ... to this. Add wb argument.
25693 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25694 coproc_secondary_reload_class for CLASS_IWMMXT.
25695 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25696 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25698 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25700 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25701 unroll factor by the estimated number of iterations.
25702 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25703 than prefetch latency.
25705 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25706 decode_caches_intel, detect_caches_intel): New functions.
25707 (host_detect_local_cpu): Use detect_caches_amd and
25708 detect_caches_intel.
25710 2007-03-01 Richard Henderson <rth@redhat.com>
25712 * expr.c (emit_move_complex_push): Export.
25713 (emit_move_complex_parts): Split out from ...
25714 (emit_move_complex): ... here.
25715 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25716 * config/i386/i386.md (movcdi): New.
25718 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25720 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25721 size of mode1 to check for tieable modes in MMX case.
25723 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25725 * Makefile.in (rtlanal.o): Depend on tree.h.
25726 * rtl.h (offset_within_section_p, split_const): Declare.
25727 * rtlanal.c: Include tree.h.
25728 (offset_within_block_p): New function, taken from
25729 mips_offset_within_object_p.
25730 (split_const): New function, taken from mips_split_const.
25731 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25733 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25734 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25735 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25736 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25737 (m68k_illegitimate_symbolic_constant_p): New function.
25738 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25739 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25740 symbolic constant that might be outside the symbol's section,
25741 move the symbol first and then add the offset.
25742 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25744 * config/mips/mips.c (mips_split_const): Delete.
25745 (mips_offset_within_object_p): Delete.
25746 (mips_symbolic_constant_p): Use offset_within_section_p and
25747 split_const instead of mips_offset_within_object_p and
25749 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25750 (mips_legitimize_const_move, print_operand_reloc)
25751 (mips_dangerous_for_la25_p): Use split_const instead of
25754 2007-02-28 Eric Christopher <echristo@apple.com>
25756 * Makefile.in (install-include-dir): Don't rm -rf include.
25758 2007-02-28 Richard Guenther <rguenther@suse.de>
25760 PR middle-end/30364
25761 * fold-const.c (fold_binary): Do not associate expressions
25762 with more than one variable for integer types that do not wrap.
25764 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25766 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25767 Delete, and replace with...
25768 (fold_builtin_call_array): This. Update callers to use it.
25769 * fold-const.c (fold_build_call_list): Delete, and replace with...
25770 (fold_build_call_array): This.
25771 (fold_build_call_list_initializer): Delete, and replace with...
25772 (fold_build_call_array_initializer): This.
25773 * tree.h: Update declarations to reflect above changes.
25775 * c-typeck.c (build_function_call): Store converted arguments
25776 in a stack-allocated array instead of building a list.
25777 (convert_arguments): Store arguments in the array passed in as an
25778 argument, and return the actual number of arguments.
25779 * c-format.c: (check_function_format): Pass arguments in an
25780 array instead of a list.
25781 * c-common.c (check_function_nonnull): Likewise.
25782 (check_function_sentinel): Likewise.
25783 (check_function_arguments): Likewise.
25784 * c-common.h: Update declarations to reflect above changes.
25786 2007-02-28 Jan Hubicka <jh@suse.cz>
25788 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25789 PRED_NEGATIVE_RETURN): Update outcomes.
25791 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25793 * calls.c (emit_library_call_value_1): Handle partial registers
25794 correctly when building up CALL_INSN_FUNCTION_USAGE.
25796 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25798 * pa/predicates.md (move_src_operand): Allow zero for mode.
25799 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25802 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25805 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25806 *movv2df_internal): Enable pattern only for valid operand
25808 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25809 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25811 2007-02-27 Mike Stump <mrs@apple.com>
25813 * config/darwin-crt3.c: Avoid compilation when compiling for a
25816 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25818 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25820 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25821 for fixed headers and limits.h.
25822 (install-include-dir, install-headers-tar, install-headers-cpio,
25823 install-headers-cp, real-install-headers-tar,
25824 real-install-headers-cpio, real-install-headers-cp): Handle
25825 include-fixed as well as include.
25826 (install-mkheaders): Don't install files that go only in include
25828 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25829 from GCC_INCLUDE_DIR.
25830 * gcc.c (process_command): Remove special -BstageN/ handling.
25831 (do_spec_1): Add include-fixed directories.
25833 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25835 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25837 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25839 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25842 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25844 * c-common.c (get_priority): Add check for
25845 SUPPORTS_INIT_PRIORITY.
25847 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25849 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25851 * config/bfin/bfin.c: Include "cfglayout.h".
25852 (MAX_LSETUP_DISTANCE): New macro.
25853 (struct loop_info): New members incoming, incoming_src and
25854 incoming_dest. Delete member predecessor.
25855 (length_for_loop): New function.
25856 (bfin_optimize_loop): Handle more different loop structures.
25857 (bfin_discover_loop): Rework detection of predecessor blocks by
25858 examining incoming edges.
25859 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25861 (bfin_reorder_loops): New function.
25862 (bfin_reorg_loops): Use these three new functions.
25864 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25865 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25866 (CONSTRAINT_LEN): Add entry for 'q'.
25867 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25868 Add 'q' constraints.
25869 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25870 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25872 * config/bfin/bfin.md (add_with_carry): New pattern.
25873 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25874 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25875 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25876 support unsigned multiplies too. Removed incorrect commutativity from
25877 operand 1 constraint where appropriate.
25878 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25880 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25881 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25883 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25884 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25885 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25886 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25887 usmulhisi_hh_huh): New patterns.
25889 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25890 lshifthi3): Fix output template to use half reg for operand 2.
25892 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25895 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25897 2007-02-27 Andreas Schwab <schwab@suse.de>
25899 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25901 2007-02-27 Jan Hubicka <jh@suse.cz>
25903 * predict.c (last_basic_block_p): Remove.
25904 (tree_estimate_probability): Update return heuristic for commonized
25907 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25909 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25911 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25913 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25914 * doc/cpp.texi: Standardize title page.
25915 * doc/cppinternals.texi: Likewise.
25916 * doc/gcc.texi: Standardize title page, remove version number
25917 from copyright page.
25918 * doc/gccint.texi: Likewise.
25919 * doc/install.texi: Standardize title page, add table of
25922 2007-02-26 Jan Hubicka <jh@suse.cz>
25924 * predict.def: Set outcomes according to more recent results.
25925 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25926 Remove dead predictors.
25927 * predict.c (return_prediction): Fix pasto.
25929 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25931 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25932 change; avoid a memory leak when returning early.
25934 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25936 * c-decl.c (static_ctors): Move to c-common.c.
25937 (static_dtors): Likewise.
25938 (finish_function): Use c_record_cdtor_fn.
25939 (build_cdtor): Move to c-common.c.
25940 (c_write_global_declarations): Use c_build_cdtor_fns.
25941 * c-common.h (static_ctors): Declare.
25942 (static_dtors): Likewise.
25943 (c_record_cdtor_fn): Likewise.
25944 (c_build_cdtor_fns): Likewise.
25945 * c-common.c (static_ctors): New variable.
25946 (static_dtors): Likewise.
25947 (c_record_cdtor_fn): New function.
25948 (build_cdtor): Move from c-decl.c
25949 (c_build_cdtor_fns): New function.
25951 * output.h (assemble_addr_to_section): Declare.
25952 (get_cdtor_priority_section): Likewise.
25953 * varasm.c (assemble_addr_to_section): New function.
25954 (get_cdtor_priority_section): Likewise.
25955 (default_named_section_asm_out_destructor): Use them.
25956 (destor_dtor_section_asm_out_destructor): Likewise.
25957 (default_named_section_asm_out_constructor): Likewise.
25958 (default_ctor_section_asm_out_constructor): Likewise.
25959 * config.gcc (*-*-vxworks*): Include vxworks.o.
25960 * config/t-vxworks (vxworks.o): New target.
25961 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25962 (TARGET_ASM_CONSTRUCTOR): Define.
25963 (TARGET_ASM_DESTRUCTOR): Likewise.
25964 (vxworks_asm_out_constructor): Declare.
25965 (vxworks_asm_out_destructor): Likewise.
25967 * c-common.c (get_priority): Check that we have not just an
25968 INTEGER_CST, but an integer constant with integeral type.
25970 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25972 PR tree-optimization/30938
25973 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25974 use &dt[nargs-1] instead of &dt[nargs] in the call to
25975 vect_is_simple_use().
25977 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25979 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25980 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25981 Do not attempt to handle MEM inside auto-inc expressions.
25982 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25983 of a register modified by an auto-inc expression. However, do handle
25984 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25985 (elimination_effects): Prohibit elimination of a register modified
25986 by an auto-inc expression. Disable register elimination rules whose
25987 target register is modified by an auto-inc expression with variable
25990 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25992 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25994 (array_at_struct_end_p): New function.
25995 (idx_infer_loop_bounds): Use it.
25996 (estimate_numbers_of_iterations_loop): Export.
25997 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25998 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25999 (tree_estimate_probability): Call record_loop_exits.
26000 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26001 (estimated_loop_iterations, estimated_loop_iterations_int,
26002 estimated_loop_iterations_tree): New functions.
26003 (analyze_siv_subscript_cst_affine,
26004 compute_overlap_steps_for_affine_1_2,
26005 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26006 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26007 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26008 (PRED_LOOP_ITERATIONS_GUESSED): New.
26009 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26010 * cfgloop.h (estimate_numbers_of_iterations_loop,
26011 estimated_loop_iterations_int): Declare.
26013 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26015 * doc/extend.texi: Document optional priority argument to
26016 constructors and destructors.
26017 * tree.c (init_priority_for_decl): Adjust GTY markers.
26018 (init_ttree): Use priority-info hash functions for
26019 init_priority_for_decl.
26020 (tree_map_eq): Rename to ...
26021 (tree_map_base_eq): ... this.
26022 (tree_map_marked_p): Rename to ...
26023 (tree_map_base_marked_p): ... this.
26024 (tree_map_base_hash): New function.
26025 (decl_init_priority_lookup): Rework.
26026 (decl_fini_priority_lookup): New function.
26027 (decl_priority_info): New function.
26028 (decl_init_priority_insert): Use it.
26029 (decl_fini_priority_insert): Likewise.
26030 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26032 (decl_restrict_base_insert): Likewise.
26033 (decl_debug_expr_insert): Likewise.
26034 (decl_value_expr_lookup): Likewise.
26035 (decl_value_expr_insert): Likewise.
26036 * tree.h (priority_type): New type.
26037 (decl_init_priority_lookup): Use priority_type.
26038 (decl_fini_priority_lookup): New function.
26039 (decl_init_priority_insert): Use priority_type.
26040 (decl_fini_priority_insert): New function.
26041 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26042 (DECL_INIT_PRIORITY): Likewise.
26043 (SET_DECL_INIT_PRIORITY): Add comment.
26044 (DECL_FINI_PRIORITY): New macro.
26045 (SET_DECL_FINI_PRIORITY): Likewise.
26046 (DEFAULT_INIT_PRIORITY): Document.
26047 (MAX_INIT_PRIORITY): Likewise.
26048 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26049 (tree_map_base): New type.
26050 (tree_map_base_eq): New function.
26051 (tree_map_base_hash): Likewise.
26052 (tree_map_base_marked_p): Likewise.
26053 (tree_map): Inherit from tree_map_base.
26054 (tree_map_eq): Make it a macro.
26055 (tree_map_marked_p): Likewise.
26056 (tree_int_map): Inherit from tree_map_base.
26057 (tree_int_map_eq): Make it a macro.
26058 (tree_int_map_hash): Likewise.
26059 (tree_int_map_marked_p): Likewise.
26060 (tree_priority_map): New type.
26061 (tree_priority_map_eq): New macro.
26062 (tree_priority_map_hash): Likewise.
26063 (tree_priority_map_marked_p): Likewise.
26064 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26066 (emutls_common_1): Likewise.
26067 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26068 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26069 of tree_map hierarchy.
26070 * tree-cfg.c (move_stmt_r): Likewise.
26071 (new_label_mapper): Likewise.
26072 * c-tree.h (c_expand_body): Move to ...
26073 * c-common.h (c_expand_body): ... here.
26074 * c-decl.c (c_expand_body): Move to ...
26075 * c-common.c (c_expand_body): ... here.
26076 (c_common_attribute_table): Allow 1 argument for the constructor
26077 and destructor attributes.
26078 (get_priority): New function.
26079 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26080 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26082 2007-02-24 Jan Hubicka <jh@suse.cz>
26084 PR middle-end/30509
26085 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26086 copying for inlining.
26088 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26089 Jan Hubicka <jh@suse.cz>
26092 * i386.c (counter_mode): New function.
26093 (expand_set_or_movmem_via_loop): Use it.
26094 (expand_movmem_epilogue): Likewise; fix pasto.
26095 (ix86_expand_movmem): Do emit guard even for constant counts.
26096 (ix86_expand_setmem): Likewise.
26098 2007-02-25 Nick Clifton <nickc@redhat.com>
26100 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26101 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26103 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26106 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26107 count argument with 0x10, not with 0x16.
26108 (expand_setmem_epilogue): Ditto.
26110 2007-02-24 Mike Stump <mrs@apple.com>
26112 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26115 2007-02-24 Richard Guenther <rguenther@suse.de>
26117 PR middle-end/30951
26118 * fold-const.c (fold_binary): Fold x +- CST op x for
26119 EQ_EXPR and NE_EXPR.
26121 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26123 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26125 2007-02-24 Jan Hubicka <jh@suse.cz>
26127 * cgraphunit.c (decide_is_function_needed): Honor
26128 -fkeep-inline-functions.
26130 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26132 * builtins.c (fold_builtin_modf): New.
26133 (fold_builtin_2): Use it.
26135 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26137 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26138 (determine_max_iter): Take additional LOOP arg; all callers changed.
26139 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26140 one using simplifications.
26141 (simplify_using_initial_values): Return if the expression becomes
26142 invalid due to altered regs.
26144 2007-02-23 DJ Delorie <dj@redhat.com>
26146 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26148 2007-02-23 Mike Stump <mrs@apple.com>
26150 * tlink.c (scan_linker_output): Parse linker messages from
26151 darwin9's linker better.
26153 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26156 * varpool.c (varpool_assemble_pending_decls): Set
26157 varpool_last_needed_node to null.
26159 2007-02-23 DJ Delorie <dj@redhat.com>
26161 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26162 alignment bigger than the object file can handle.
26164 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26167 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26168 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26169 (*movsf_1): Penalize MMX moves.
26171 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26173 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26174 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26176 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26178 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26180 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26181 (fold_builtin_1): Use them.
26182 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26183 BUILT_IN_SIGNIFICAND.
26185 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26187 * config/i386/i386.c (bdesc_1arg): Initialize
26188 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26189 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26190 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26191 and IX86_BUILTIN_MOVSLDUP.
26193 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26195 PR rtl-optimization/30841
26196 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26198 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26200 * builtins.c (fold_builtin_frexp): New.
26201 (fold_builtin_2): Use it.
26203 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26205 * doc/invoke.texi (Spec Files): Document getenv spec function.
26207 * gcc.c (getenv_spec_function): New function.
26208 (static_spec_functions): Add it.
26209 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26210 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26213 2007-02-22 Michael Matz <matz@suse.de
26216 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26217 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26219 2007-02-22 Ian Lance Taylor <iant@google.com>
26222 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26223 (mem_loc_descriptor): Call it.
26225 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26226 Ira Rosen <irar@il.ibm.com>
26228 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26230 2007-02-22 Ira Rosen <irar@il.ibm.com>
26232 PR tree-optimization/30843
26233 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26234 stores only after all the group is vectorized.
26236 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26238 PR tree-optimization/30858
26239 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26240 in the reduction cycle have a single use in the loop.
26241 * tree-vectorizer.h (relevant): Add documentation.
26243 2007-02-20 Mike Stump <mrs@apple.com>
26245 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26246 * configure: Regenerate.
26248 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26250 Change the defaults of some parameters and options.
26251 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26252 * config/spu/spu.c (spu_optimization_options): Add.
26253 (spu_override_options): Change params in spu_optimization_options.
26254 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26256 Register 127 is only 16 byte aligned when used as a frame pointer.
26257 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26258 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26259 HARD_FRAME_POINTER_REGNUM.
26260 (spu_legitimate_address): Use regno_aligned_for_reload.
26261 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26262 aligned when frame_pointer_needed is true.
26263 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26265 * config/spu/spu.h (INIT_EXPANDERS): Define.
26267 Make sure shift and rotate instructions have valid immediate operands.
26268 * config/spu/predicates.md (spu_shift_operand): Remove.
26269 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26270 * config/spu/constraints.md (W, O): Extend range.
26271 * config/spu/spu.md (umask, nmask): Define.
26272 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26273 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26274 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26275 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26276 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26277 (lshr<mode>3_reg): Fix rtl description.
26279 Make sure mulhisi immediate operands are valid.
26280 * config/spu/predicates.md (imm_K_operand): Add.
26281 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26283 Generate constants using fsmbi and andi.
26284 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26285 (print_operand, spu_split_immediate, classify_immediate,
26286 fsmbi_const_p): Handle IC_FSMBI2.
26288 Correctly handle a CONST_VECTOR containing symbols.
26289 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26290 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26291 (immediate_load_p): Allow symbols that use 2 instructions to create.
26292 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26293 with symbols when flag_pic is set.
26294 (const_vector_immediate_p): New.
26295 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26296 accept a CONST_VECTOR with symbols.
26297 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26298 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26300 * config/spu/spu.md (high, low): Delete.
26301 (low_<mode>): Define.
26303 Remove INTRmode and INTR_REGNUM, which didn't work.
26304 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26306 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26307 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26308 peephole2 pattern): Don't use INTR or 131.
26309 (movintrcc): Delete.
26310 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26311 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26312 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26313 (UNSPEC_SET_INTR): Add.
26314 * config/spu/spu-modes.def (INTR): Remove.
26316 More accurate warnings about run-time relocations.
26317 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26319 Correctly warn about immediate arguments to specific intrinsics.
26320 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26321 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26322 the instruction predicate.
26324 Fix tree check errors with latest update.
26325 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26327 (spu_expand_builtin): Use CALL_EXPR_FN.
26329 Add missing specific intrinsics.
26330 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26332 * config/spu/spu_internals.h: Ditto.
26334 Fix incorrect operand modifiers.
26335 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26336 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26338 Optimize one case of zero_extend of a vec_select.
26339 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26341 Accept any immediate for hbr.
26342 * config/spu/spu.md (hbr): Change s constraints to i.
26344 2007-02-21 Paul Brook <paul@codesourcery.com>
26346 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26347 condexec_count when skipping USE and CLOBBER.
26349 2007-02-21 Nick Clifton <nickc@redhat.com>
26351 * common.opt (Warray-bounds): Add Warning attribute.
26352 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26354 (fsized-zeroes): Add Optimization attribute.
26355 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26356 * c.opt (Wc++0x-compat): Add Warning attribute.
26358 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26360 PR middle-end/30761
26361 * reload1.c (eliminate_regs_in_insn): In the single_set special
26362 case, attempt to re-recognize the insn before falling back to
26363 having reload fix it up.
26365 2007-02-20 Eric Christopher <echristo@gmail.com>
26367 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26368 Rewrite accordingly.
26369 (frv_read_iacc_argument): Ditto.
26370 (frv_expand_set_builtin): Take a call instead of arglist, update for
26372 (frv_expand_unop_builtin): Ditto.
26373 (frv_expand_binop_builtin): Ditto.
26374 (frv_expand_cut_builtin): Ditto.
26375 (frv_expand_binopimm_builtin): Ditto.
26376 (frv_expand_voidbinop_builtin): Ditto.
26377 (frv_expand_int_void2arg): Ditto.
26378 (frv_expand_prefetches): Ditto.
26379 (frv_expand_voidtriop_builtin): Ditto.
26380 (frv_expand_voidaccop_builtin): Ditto.
26381 (frv_expand_load_builtin): Ditto.
26382 (frv_expand_store_builtin): Ditto.
26383 (frv_expand_mdpackh_builtin): Ditto.
26384 (frv_expand_mclracc_builtin): Ditto.
26385 (frv_expand_mrdacc_builtin): Ditto.
26386 (frv_expand_mwtacc_builtin): Ditto.
26387 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26390 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26392 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26393 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26395 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26396 point instructions.
26397 * configure: Regenerate.
26398 * config.in: Regenerate.
26399 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26400 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26401 masks to power6 and power6x and to POWERPC_MASKS.
26402 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26404 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26405 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26406 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26407 Access PROTOTYPE as variable, not mask.
26409 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26411 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26412 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26413 * combine.c (adjust_for_new_dest): Use it.
26414 * postreload.c (reload_combine): Likewise.
26416 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26418 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26419 notes on an insn with multiple sets, even if single_set returns
26420 non-NULL for that insn.
26422 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26424 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26425 scalbn and scalbln.
26427 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26429 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26430 if user didn't pass it.
26431 * config/i386/darwin.h (CC1_SPEC): Likewise.
26432 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26433 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26434 -mmacosx-version-min.
26436 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26437 Uros Bizjak <ubizjak@gmail.com>
26439 * optabs.h (enum optab_index): Add new OTI_scalb.
26440 (scalb_optab): Define corresponding macro.
26441 * optabs.c (init_optabs): Initialize scalb_optab.
26442 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26444 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26445 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26446 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26447 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26448 flag_unsafe_math_optimizations is set.
26450 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26451 to implement scalbf, scalb and scalbl built-ins as inline x87
26454 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26455 DJ Delorie <dj@redhat.com>
26458 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26459 (diagnostic_report_diagnostic): ... here, and turn them into real
26460 errors. If warnings are inhibited, no need to do anything.
26462 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26464 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26465 better code generation.
26467 2007-02-20 Ben Elliston <bje@au.ibm.com>
26469 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26471 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26473 * config/alpha/alpha.c, config/alpha/alpha.md,
26474 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26475 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26476 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26477 config/arm/lib1funcs.asm: Follow spelling conventions.
26479 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26480 config/fr30/fr30.md, config/i386/i386.h,
26481 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26482 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26483 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26484 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26485 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26486 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26487 config/sparc/sparc.c, config/sparc/sparc.h,
26488 config/sparc/sparc.md, config/spu/constraints.md,
26489 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26492 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26495 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26498 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26500 * doc/invoke.texi (-ftree-lrs): Remove.
26502 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26504 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26507 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26509 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26510 new CALL_EXPR_FN macro for retrieving the function
26511 declaration of the input expression.
26513 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26515 * c.opt (Waddress): New.
26516 * common.opt (Walways-true): Delete.
26517 (Wstring-literal-comparison): Delete.
26518 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26519 -Wstring-literal-comparison. Add -Waddress.
26521 (Walways-true): Delete.
26522 (Wstring-literal-comparison): Delete.
26523 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26524 consistently instead of -Walways-true in example.
26525 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26526 * c-typeck.c (parser_build_binary_op): Replace
26527 -Wstring-literal-comparison and -Walways-true with -Waddress.
26528 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26531 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26533 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26534 without DECL_STRUCT_FUNCTION initialized.
26536 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26538 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26539 due to calls to functions taking pointers as parameters.
26541 2007-02-19 Richard Henderson <rth@redhat.com>
26544 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26547 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26549 * config/s390/s390.c (s390_call_saved_register_used,
26550 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26551 accessed to the new scheme.
26553 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26555 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26556 (cris_print_index, cris_print_operand, cris_print_operand_address)
26557 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26558 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26559 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26560 GET_CODE () == xxx.
26561 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26562 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26563 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26564 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26565 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26566 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26567 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26568 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26569 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26570 (uminsi3, call, call_value): Ditto.
26571 (define_split: indir_to_reg_split, unnamed): Ditto.
26573 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26575 PR tree-optimization/30975
26576 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26579 2007-02-18 Eric Christopher <echristo@gmail.com>
26581 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26582 Remove use of arglist.
26583 (mips_expand_builtin): Remove use of arglist, pass in expr.
26584 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26585 (mips_expand_builtin_movtf): Ditto.
26586 (mips_expand_builtin_compare): Ditto.
26588 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26590 * tree-sra.c (sra_build_assignment): Replace assertion
26591 checking with a comment explaining why it can't be done.
26593 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26595 PR middle-end/30833
26596 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26597 during CALL_EXPR representation conversion.
26598 * tree-ssa-propagate.c (set_rhs): Likewise.
26600 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26602 * tree-sra.c (sra_build_assignment): Disable assertion checking
26605 2007-02-18 Roger Sayle <roger@eyesopen.com>
26607 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26608 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26609 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26611 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26612 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26613 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26614 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26615 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26616 force_gimple_operand): Likewise.
26617 * ipa-cp.c (constant_val_insert): Likewise.
26618 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26619 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26620 perfect_nestify): Likewise.
26621 * langhooks.c (lhd_omp_assignment): Likewise.
26622 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26623 lower_copyprivate_clauses, lower_send_clauses,
26624 lower_send_shared_vars, expand_parallel_call,
26625 expand_omp_for_generic, expand_omp_for_static_nochunk,
26626 expand_omp_for_static_chunk, expand_omp_sections,
26627 lower_omp_single_copy, lower_omp_for_lastprivate,
26628 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26629 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26630 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26633 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26635 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26636 config/sh/sh.md: Follow spelling conventions.
26638 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26639 config/frv/predicates.md: Follow spelling conventions.
26641 * config/m68k/linux-unwind.h: Fix a comment typo.
26642 * target.h: Follow spelling conventions.
26644 2007-02-18 Roger Sayle <roger@eyesopen.com>
26646 PR rtl-optimization/28173
26647 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26648 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26649 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26650 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26651 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26653 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26655 * builtins.c (fold_builtin_load_exponent): New.
26656 (fold_builtin_2): Use it.
26658 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26660 PR rtl-optimization/30773
26661 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26662 if we fail to attach a REG_EQUIV note.
26664 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26665 Roger Sayle <roger@eyesopen.com>
26667 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26669 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26671 * calls.c (initialize_argument_information): Pass original EXP
26672 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26673 code to split complex arguments here, as part of initializing the
26675 (expand_call): Remove code that builds a list of arguments and
26676 inserts implicit arguments into it. Instead, just count how many
26677 implicit arguments there will be so we can determine the size of
26678 the ARGS array, and let initialize_argument_information do the work.
26679 (split_complex_values): Delete unused function.
26681 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26683 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26685 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26687 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26688 for arg pointer based indexed addressing.
26690 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26692 * config/ia64/ia64.h, config/ia64/ia64.md,
26693 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26694 spelling conventions.
26696 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26698 * config/m68k/m68k.c (split_di): New.
26699 * config/m68k/m68k-protos.h: Declare split_di.
26700 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26701 Improve predicate handling and split constant shifts.
26703 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26705 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26706 parameter for register bitfield operations, general predicates
26709 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26711 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26712 * config/m68k/linux-unwind.h: New file.
26714 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26716 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26717 config/i386/athlon.md, config/ia64/ia64.md,
26718 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26719 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26720 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26721 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26722 tree-vect-transform.c: Fix comment typos.
26724 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26726 * sched-deps.c (find_insn_list): Remove.
26727 * sched-int.h: Remove the prototype for find_insn_list.
26729 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26731 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26733 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26734 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26735 darwin_rs6000_override_options.
26736 (C_COMMON_OVERRIDE_OPTIONS): Expect
26737 darwin_macosx_version_min to be non-NULL always.
26738 (TARGET_C99_FUNCTIONS): Likewise.
26739 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26740 (DARWIN_MINVERSION_SPEC): New.
26741 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26742 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26744 (DARWIN_MINVERSION_SPEC): New.
26745 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26747 * config/darwin-c.c (darwin_cpp_builtins): Expect
26748 darwin_macosx_version_min to be non-NULL always.
26750 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26752 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26754 * config/i386/i386.h (x86_use_xchgb): New.
26755 (TARGET_USE_XCHGB): New macro.
26756 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26757 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26758 Split after reload into bswaphi for shifts of 8.
26759 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26760 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26761 or when optimizing for size.
26763 2007-02-16 Richard Guenther <rguenther@suse.de>
26764 Christian Bruel <christian.bruel@st.com>
26766 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26767 DECLs but prefer SSA_NAMEs over DECLs.
26769 2007-02-16 Richard Guenther <rguenther@suse.de>
26771 * tree-flow-inline.h (single_imm_use_p): Remove.
26772 (zero_imm_uses_p): Likewise.
26773 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26774 instead of single_imm_use_p.
26775 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26778 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26781 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26782 nested double- and backquotes.
26784 2007-02-15 Roger Sayle <roger@eyesopen.com>
26786 PR middle-end/30391
26787 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26788 should be unreachable.
26789 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26790 For the time being redirect GIMPLE_MODIFY_STMT to the new
26791 (renamed) build_gimple_modify_stmt_stat.
26792 (build2_gimple_stat): Rename to...
26793 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26794 Always build a GIMPLE_MODIFY_STMT node.
26795 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26796 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26799 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26800 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26801 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26802 expand_complex_div_wide): Likewise.
26803 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26804 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26805 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26806 * tree-ssa-loop-manip.c (create_iv): Likewise.
26807 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26808 abs_replacement): Likewise.
26809 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26810 realify_fake_stores): Likewise.
26812 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26813 node rather than a GIMPLE_MODIFY_STMT node.
26814 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26815 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26817 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26818 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26819 GIMPLE_MODIFY_STMT.
26821 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26823 PR middle-end/30433
26824 * fold-const.c (fold_comparison): Add back the
26825 folding of constant complex comparisions.
26827 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26829 PR middle-end/30729
26830 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26831 effects unknown to this function, return early.
26833 2007-02-15 Ian Lance Taylor <iant@google.com>
26835 * lower-subreg.c (move_eh_region_note): New static function.
26836 (resolve_simple_move): Call it.
26837 (decompose_multiword_subregs): Track blocks for which we resolve a
26838 simple move which is also a control flow insn. Pass them to
26839 find_many_sub_basic_blocks.
26840 (pass_lower_subreg): Add TODO_verify_flow.
26841 (pass_lower_subreg2): Likewise.
26843 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26844 Brooks Moses <brooks.moses@codesourcery.com>
26845 Lee Millward <lee.millward@codesourcery.com>
26847 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26848 (VL_EXP_CLASS_P): New.
26849 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26851 (TREE_OPERAND_CHECK_CODE): Likewise.
26852 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26853 (TREE_RTL_OPERAND_CHECK): Likewise.
26854 (tree_operand_check_failed): Make second parameter the whole tree
26855 instead of its code. Fixed callers.
26856 (VL_EXP_CHECK): New.
26857 (TREE_OPERAND_LENGTH): New.
26858 (VL_EXP_OPERAND_LENGTH): New.
26859 (CALL_EXPR_FN): New.
26860 (CALL_EXPR_STATIC_CHAIN): New.
26861 (CALL_EXPR_ARGS): New.
26862 (CALL_EXPR_ARG): New.
26863 (call_expr_nargs): New.
26864 (CALL_EXPR_ARGP): New.
26865 (build_nt_call_list): Declare.
26866 (build_vl_exp_stat): Declare.
26867 (build_vl_exp): New.
26868 (build_call_list): Declare.
26869 (build_call_nary): Declare.
26870 (build_call_valist): Declare.
26871 (build_call_array): Declare.
26872 (call_expr_arg): Declare.
26873 (call_expr_argp): Declare.
26874 (call_expr_arglist): Declare.
26875 (fold_build_call_list): Declare.
26876 (fold_build_call_list_initializer): Declare.
26877 (fold_call_expr): Declare to replace fold_builtin.
26878 (fold_builtin_fputs): Update to agree with modified definition.
26879 (fold_builtin_strcpy): Likewise.
26880 (fold_builtin_strncpy): Likewise.
26881 (fold_builtin_memory_chk): Likewise.
26882 (fold_builtin_stxcpy_chk): Likewise.
26883 (fold_builtin_strncpy_chk): Likewise.
26884 (fold_builtin_next_arg): Likewise.
26885 (fold_build_call_expr): Declare.
26886 (fold_builtin_call_list): Declare.
26887 (fold_builtin_call_valist): Declare.
26888 (build_call_expr): Declare.
26889 (validate_arglist): Update to agree with modified definition.
26890 (tree_operand_length): New.
26891 (call_expr_arg_iterator): New.
26892 (init_call_expr_arg_iterator): New.
26893 (next_call_expr_arg): New.
26894 (first_call_expr_arg): New.
26895 (more_call_expr_args_p): New.
26896 (FOR_EACH_CALL_EXPR_ARG): New.
26898 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26899 and tcc_gimple_stmt.
26900 (tree_code_size): Update documentation. Use sizeof (tree) rather
26901 than sizeof (char *).
26902 (tree_size): Likewise. Add case for tcc_vl_exp.
26903 (tree_node_structure): Add case for tcc_vl_exp.
26904 (contains_placeholder_p): Likewise.
26905 (substitute_in_expr): Likewise.
26906 (substitute_placeholder_in_expr): Likewise.
26907 (stabilize_reference_1): Likewise.
26908 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26909 to diagnose breakage of this interface for constructing CALL_EXPRs.
26910 (build_nt): Add similar assertion here.
26911 (build_nt_call_list): New.
26912 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26913 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26915 (get_callee_fndecl): Use new CALL_EXPR accessors.
26916 (tree_operand_check_failed): Change parameters to pass entire node
26917 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26918 (process_call_operands): New.
26919 (build_vl_exp_stat): New.
26920 (build_call_list): New.
26921 (build_call_nary): New.
26922 (build_call_valist): New.
26923 (build_call_array): New.
26924 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26925 (call_expr_arglist): New.
26927 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26928 tcc_vl_exp instead of a fixed-size tcc_expression.
26930 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26931 accessors for CALL_EXPRs.
26932 (AGGR_INIT_EXPR): Likewise.
26934 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26935 Brooks Moses <brooks.moses@codesourcery.com>
26936 Lee Millward <lee.millward@codesourcery.com>
26938 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26939 (expand_builtin_nonlocal_goto): Change parameter to be entire
26940 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26941 (expand_builtin_prefetch): Likewise.
26942 (expand_builtin_classify_type): Likewise.
26943 (mathfn_built_in): Return NULL_TREE instead of 0.
26944 (expand_errno_check): Use new CALL_EXPR accessors.
26945 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26946 Return NULL_RTX instead of 0.
26947 (expand_builtin_mathfn_2): Likewise.
26948 (expand_builtin_mathfn_3): Likewise.
26949 (expand_builtin_interclass_mathfn): Likewise.
26950 (expand_builtin_sincos): Likewise.
26951 (expand_builtin_cexpi): Likewise.
26952 (expand_builtin_int_roundingfn): Likewise.
26953 (expand_builtin_int_roundingfn_2): Likewise.
26954 (expand_builtin_pow): Likewise.
26955 (expand_builtin_powi): Likewise.
26956 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26957 of arglist, fixing callers appropriately. Use new CALL_EXPR
26958 accessors and constructors. Return NULL_RTX instead of 0.
26959 (expand_builtin_strstr): Likewise.
26960 (expand_builtin_strchr): Likewise.
26961 (expand_builtin_strrchr): Likewise.
26962 (expand_builtin_strpbrk): Likewise.
26963 (expand_builtin_memcpy): Likewise.
26964 (expand_builtin_mempcpy): Likewise.
26965 (expand_builtin_mempcpy_args): New.
26966 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26967 (expand_builtin_memmove_args): New.
26968 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26969 (expand_movstr): Likewise.
26970 (expand_builtin_strcpy): Likewise.
26971 (expand_builtin_strcpy_args): New.
26972 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26973 (expand_builtin_strncpy): Likewise.
26974 (expand_builtin_memset): Likewise.
26975 (expand_builtin_memset_args): New.
26976 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26977 (expand_builtin_memcmp): Likewise.
26978 (expand_builtin_strcmp): Likewise.
26979 (expand_builtin_strncmp): Likewise.
26980 (expand_builtin_strcat): Likewise.
26981 (expand_builtin_strncat): Likewise.
26982 (expand_builtin_strspn): Likewise.
26983 (expand_builtin_strcspn): Likewise.
26984 (expand_builtin_args_info): Likewise.
26985 (expand_builtin_va_start): Likewise.
26986 (gimplify_va_arg_expr): Likewise.
26987 (expand_builtin_va_end): Likewise.
26988 (expand_builtin_va_copy): Likewise.
26989 (expand_builtin_frame_address): Likewise.
26990 (expand_builtin_alloca): Likewise.
26991 (expand_builtin_bswap): Likewise.
26992 (expand_builtin_unop): Likewise.
26993 (expand_builtin_fputs): Likewise.
26994 (expand_builtin_expect): Likewise.
26995 (expand_builtin_fabs): Likewise.
26996 (expand_builtin_copysign): Likewise.
26997 (expand_builtin_printf): Likewise.
26998 (expand_builtin_fprintf): Likewise.
26999 (expand_builtin_sprintf): Likewise.
27000 (expand_builtin_init_trampoline): Likewise.
27001 (expand_builtin_signbit): Likewise.
27002 (expand_builtin_fork_or_exec): Likewise.
27003 (expand_builtin_sync_operation): Likewise.
27004 (expand_builtin_compare_and_swap): Likewise.
27005 (expand_builtin_lock_test_and_set): Likewise.
27006 (expand_builtin_lock_release): Likewise.
27007 (expand_builtin): Likewise.
27008 (builtin_mathfn_code): Likewise.
27010 (fold_builtin_constant_p): Pass call arguments individually instead
27011 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27012 accessors and constructors. Return NULL_TREE instead of 0.
27013 (fold_builtin_expect): Likewise.
27014 (fold_builtin_classify_type): Likewise.
27015 (fold_builtin_strlen): Likewise.
27016 (fold_builtin_nan): Likewise.
27017 (integer_valued_real_p): Likewise.
27018 (fold_trunc_transparent_mathfn): Likewise.
27019 (fold_fixed_mathfn): Likewise.
27020 (fold_builtin_cabs): Likewise.
27021 (fold_builtin_sqrt): Likewise.
27022 (fold_builtin_cbrt): Likewise.
27023 (fold_builtin_cos): Likewise.
27024 (fold_builtin_cosh): Likewise.
27025 (fold_builtin_tan): Likewise.
27026 (fold_builtin_sincos): Likewise.
27027 (fold_builtin_cexp): Likewise.
27028 (fold_builtin_trunc): Likewise.
27029 (fold_builtin_floor): Likewise.
27030 (fold_builtin_ceil): Likewise.
27031 (fold_builtin_round): Likewise.
27032 (fold_builtin_int_roundingfn): Likewise.
27033 (fold_builtin_bitop): Likewise.
27034 (fold_builtin_bswap): Likewise.
27035 (fold_builtin_logarithm): Likewise.
27036 (fold_builtin_hypot): Likewise.
27037 (fold_builtin_pow): Likewise.
27038 (fold_builtin_powi): Likewise.
27039 (fold_builtin_exponent): Likewise.
27040 (fold_builtin_memset): Likewise.
27041 (fold_builtin_bzero): Likewise.
27042 (fold_builtin_memory_op): Likewise.
27043 (fold_builtin_bcopy): Deleted; call site changed to invoke
27044 fold_builtin_memory_op directly.
27045 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27046 (fold_builtin_strncpy): Likewise.
27047 (fold_builtin_memcmp): Likewise.
27048 (fold_builtin_strcmp): Likewise.
27049 (fold_builtin_strncmp): Likewise.
27050 (fold_builtin_signbit): Likewise.
27051 (fold_builtin_copysign): Likewise.
27052 (fold_builtin_isascii): Likewise.
27053 (fold_builtin_toascii): Likewise.
27054 (fold_builtin_isdigit): Likewise.
27055 (fold_builtin_fabs): Likewise.
27056 (fold_builtin_abs): Likewise.
27057 (fold_builtin_fmin_fmax): Likewise.
27058 (fold_builtin_carg): Likewise.
27059 (fold_builtin_classify): Likewise.
27060 (fold_builtin_unordered_cmp): Likewise.
27062 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27063 New functions split out from fold_builtin_1.
27064 (fold_builtin_n): New.
27065 (fold_builtin_varargs): New.
27066 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27068 (fold_call_expr): New.
27069 (build_function_call_expr): Rewrite to use new helper function.
27070 (fold_builtin_call_list): New.
27071 (build_call_expr): New.
27072 (fold_builtin_call_valist): New.
27073 (rewrite_call_expr): New.
27074 (validate_arg): New.
27075 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27076 of an arglist. Change return type to bool. Use new CALL_EXPR
27079 (fold_builtin_strstr): Pass call arguments individually instead
27080 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27081 accessors and constructors. Return NULL_TREE instead of 0.
27082 (fold_builtin_strchr): Likewise.
27083 (fold_builtin_strrchr): Likewise.
27084 (fold_builtin_strpbrk): Likewise.
27085 (fold_builtin_strcat): Likewise.
27086 (fold_builtin_strncat): Likewise.
27087 (fold_builtin_strspn): Likewise.
27088 (fold_builtin_strcspn): Likewise.
27089 (fold_builtin_fputs): Likewise.
27090 (fold_builtin_next_arg): Likewise.
27091 (fold_builtin_sprintf): Likewise.
27093 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27094 NULL_RTX instead of 0.
27095 (expand_builtin_memory_chk): Likewise.
27096 (maybe_emit_chk_warning): Likewise.
27097 (maybe_emit_sprintf_chk_warning): Likewise.
27099 (fold_builtin_object_size): Pass call arguments individually instead
27100 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27101 accessors and constructors. Return NULL_TREE instead of 0.
27102 (fold_builtin_memory_chk): Likewise.
27103 (fold_builtin_stxcpy_chk): Likewise.
27104 (fold_builtin_strncpy_chk): Likewise.
27105 (fold_builtin_strcat_chk): Likewise.
27106 (fold_builtin_strcat_chk): Likewise.
27107 (fold_builtin_strncat_chk): Likewise.
27108 (fold_builtin_sprintf_chk): Likewise.
27109 (fold_builtin_snprintf_chk): Likewise.
27110 (fold_builtin_printf): Likewise.
27111 (fold_builtin_vprintf): Likewise.
27113 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27115 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27116 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27117 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27118 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27119 (fold_unary): Likewise.
27120 (fold_binary): Likewise.
27121 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27122 ternary expressions.
27123 (fold): Add logic for tcc_vl_exp.
27124 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27125 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27126 (fold_build3_stat): Add assertion to flag broken interface for
27127 constructing CALL_EXPRs.
27128 (fold_build_call_list): New.
27129 (fold_build_call_list_initializer): New.
27130 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27132 (fold_strip_sign_ops): Likewise.
27134 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27135 Brooks Moses <brooks.moses@codesourcery.com>
27136 Lee Millward <lee.millward@codesourcery.com>
27138 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27139 accessors and dump arguments explicitly.
27141 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27143 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27145 (print_call_name): Use new CALL_EXPR accessors.
27147 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27148 CALL_EXPR arguments explicitly instead of as a list. Use
27149 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27151 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27152 (vrp_visit_stmt): Likewise.
27154 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27155 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27157 (force_move_till_expr): Likewise.
27159 * targhooks.c (default_external_stack_protect_fail): Use
27160 build_call_expr instead of build_function_call_expr.
27161 (default_hidden_stack_protect_fail): Likewise.
27163 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27166 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27167 and walk arguments explicitly.
27169 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27170 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27171 (expand_simple_operations): Likewise.
27172 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27174 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27175 of TREE_CODE_LENGTH.
27176 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27178 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27179 instead of TREE_CODE_LENGTH.
27181 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27182 (tree_ic_transform): Likewise.
27183 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27184 parameter instead of arglist. Fix callers.
27185 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27186 (tree_stringops_transform): Likewise.
27187 (tree_indirect_call_to_profile): Likewise.
27188 (tree_stringops_values_to_profile): Likewise.
27190 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27191 (eliminate_tail_call): Likewise.
27193 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27195 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27196 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27198 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27200 * omp-low.c (build_omp_barrier): Use build_call_expr.
27201 (lower_rec_input_clauses): Likewise.
27202 (lower_reduction_clauses): Likewise.
27203 (expand_parallel_call): Likewise.
27204 (maybe_catch_exception): Likewise.
27205 (expand_omp_for_generic): Likewise.
27206 (expand_omp_for_static_nochunk): Likewise.
27207 (expand_omp_sections): Likewise.
27208 (lower_omp_single_simple): Likewise.
27209 (lower_omp_single_copy): Likewise.
27210 (lower_omp_master): Likewise.
27211 (lower_omp_ordered): Likewise.
27212 (lower_omp_critical): Likewise.
27214 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27215 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27217 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27218 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27219 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27221 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27222 and generalize to handle any number of operands.
27223 (chrec_contains_undetermined): Likewise.
27224 (tree_contains_chrecs): Likewise.
27225 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27227 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27229 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27230 fold_call_expr instead of fold_builtin.
27231 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27232 match declarations there.
27233 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27236 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27237 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27239 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27240 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27242 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27245 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27246 (execute_cse_sincos): Use new CALL_EXPR accessors.
27248 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27250 * gimple-low.c (lower_function_body): Use build_call_expr.
27251 (lower_builtin_setjmp): Likewise.
27253 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27254 (set_storage_via_libcall): Likewise.
27255 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27256 instead of TREE_CODE_LENGTH.
27257 (expand_expr_real_1): Use new CALL_EXPR accessors.
27259 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27260 generalize to handle any number of operands.
27261 (TB_parent_eq): Likewise.
27263 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27264 (strip_builtin_expect): Likewise.
27266 * function.c (gimplify_parameters): Use build_call_expr.
27268 * tree-vectorizer.c (vect_is_simple_reduction): Use
27269 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27271 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27272 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27274 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27277 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27278 (gimplify_decl_expr): Likewise.
27279 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27280 Use new CALL_EXPR iterators.
27281 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27282 (gimplify_modify_expr_to_memset): Likewise.
27283 (gimplify_variable_sized_compare): Likewise.
27284 (gimplify_omp_atomic_fetch_op): Likewise.
27285 (gimplify_omp_atomic_pipeline): Likewise.
27286 (gimplify_omp_atomic_mutex): Likewise.
27287 (gimplify_function_tree): Likewise.
27289 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27290 (call_expr_flags): Likewise.
27291 (expand_call): Likewise.
27293 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27294 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27297 * coverage.c (create_coverage): Use build_call_expr.
27299 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27300 (temp_call_expr_obstack): New.
27301 (pool_copy_list): Delete.
27302 (temp_copy_call_expr): New.
27303 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27304 CALL_EXPR accessors. Get rid of special goo for copying argument
27305 lists and use temp_copy_call_expr instead.
27306 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27307 CALL_EXPR accessors.
27308 (create_expression_by_pieces): Likewise. Use build_call_array
27309 to construct the result instead of fold_build3.
27310 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27311 dealing with argument lists.
27312 (init_pre): Remove references to expression_node_pool and
27313 list_node_pool. Init temp_call_expr_obstack instead.
27314 (fini_pre): Remove references to expression_node_pool and
27317 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27318 and walk arguments explicitly instead of as a list.
27320 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27321 (mx_register_decls): Likewise.
27322 (mudflap_register_call): Likewise.
27323 (mudflap_finish_file): Likewise.
27325 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27326 (ipa_callsite_compute_param): Likewise.
27328 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27329 accessors and constructor.
27331 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27332 accessors and constructor.
27333 (convert_tramp_reference): Likewise.
27334 (convert_call_expr): Likewise.
27335 (finalize_nesting_tree_1): Likewise.
27337 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27340 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27342 * tree-inline.c (initialize_inlined_parameters): Pass entire
27343 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27345 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27346 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27348 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27349 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27350 (vectorizable_reduction): Likewise.
27351 (vectorizable_call): Use new CALL_EXPR iterators.
27352 (vectorizable_conversion): Use build_call_expr.
27353 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27354 (vect_gen_widened_results_half): Use build_call_expr.
27355 (vect_setup_realignment): Likewise.
27356 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27358 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27359 (pass_through_call): Likewise.
27360 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27363 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27364 (tree_gen_pow2_profiler): Likewise.
27365 (tree_gen_one_value_profiler): Likewise.
27366 (tree_gen_ic_func_profiler): Likewise.
27367 (tree_gen_average_profiler): Likewise.
27368 (tree_gen_ior_profiler): Likewise.
27370 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27371 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27372 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27374 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27375 of TREE_CODE_LENGTH.
27377 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27378 of TREE_CODE_LENGTH.
27380 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27382 (convert_to_integer): Likewise.
27384 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27387 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27388 Brooks Moses <brooks.moses@codesourcery.com>
27389 Lee Millward <lee.millward@codesourcery.com>
27391 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27393 * config/frv/frv.c (frv_expand_builtin): Likewise.
27394 * config/s390/s390.c (s390_expand_builtin): Likewise.
27396 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27397 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27399 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27400 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27401 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27402 (ix86_expand_store_builtin): Likewise.
27403 (ix86_expand_unop_builtin): Likewise.
27404 (ix86_expand_unop1_builtin): Likewise.
27405 (ix86_expand_sse_compare): Likewise.
27406 (ix86_expand_sse_comi): Likewise.
27407 (ix86_expand_vec_init_builtin): Likewise.
27408 (ix86_expand_vec_ext_builtin): Likewise.
27409 (ix86_expand_vec_set_builtin): Likewise.
27410 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27412 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27413 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27415 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27416 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27417 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27419 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27421 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27422 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27423 arglist. Use new CALL_EXPR accessors. Fix callers.
27424 (altivec_expand_abs_builtin): Likewise.
27425 (rs6000_expand_binop_builtin): Likewise.
27426 (altivec_expand_predicate_builtin): Likewise.
27427 (altivec_expand_lv_builtin): Likewise.
27428 (spe_expand_stv_builtin): Likewise.
27429 (altivec_expand_stv_builtin): Likewise.
27430 (rs6000_expand_ternop_builtin): Likewise.
27431 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27432 (altivec_expand_st_builtin): Likewise.
27433 (altivec_expand_dst_builtin): Likewise.
27434 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27435 arglist. Use new CALL_EXPR accessors. Fix callers.
27436 (altivec_expand_vec_set_builtin): Likewise.
27437 (altivec_expand_vec_ext_builtin): Likewise.
27438 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27439 (spe_expand_builtin): Likewise.
27440 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27441 arglist. Use new CALL_EXPR accessors. Fix callers.
27442 (spe_expand_evsel_builtin): Likewise.
27443 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27444 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27446 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27447 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27448 (arm_expand_unop_builtin): Likewise.
27449 (arm_expand_builtin): Use new CALL_EXPR accessors.
27451 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27454 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27455 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27457 (bfin_expand_unop_builtin): Likewise.
27458 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27460 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27461 Brooks Moses <brooks.moses@codesourcery.com>
27462 Lee Millward <lee.millward@codesourcery.com>
27464 * c-semantics.c (build_stmt): Add internal diagnostic check.
27466 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27467 accessors. Print arguments explicitly instead of as a list.
27469 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27471 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27472 (c_finish_omp_flish): Likewise.
27474 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27475 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27476 instead of TREE_CODE_LENGTH.
27477 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27478 (c_warn_unused_result): Likewise.
27480 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27483 * doc/invoke.texi (Warning Options): Remove
27484 -Werror-implicit-function-declaration.
27485 (Wimplicit-function-declaration): Update description.
27486 * opts.c (common_handle_option): Move handling of -Werror=* to...
27487 (enable_warning_as_error): ...here.
27488 * opts.h (enable_warning_as_error): Declare.
27489 * c-decl.c (implicit_decl_warning): Unless
27490 -Wno-implicit-function-declaration is given, emit a pedwarn if
27491 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27492 * c.opt (Wimplicit-function-declaration): Replace
27493 mesg_implicit_function_declaration with
27494 warn_implicit_function_declaration.
27495 * c-opts.c (c_common_handle_option):
27496 -Werror-implicit-function-declaration is exactly equal as
27497 -Werror=implicit-function-declaration.
27498 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27499 warn_implicit_function_declaration.
27500 (c_common_post_options): -Wimplict-function-declaration is enabled
27501 by default by -std=c99, otherwise is disabled by default.
27502 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27504 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27506 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27507 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27508 former is ignored but not the latter.
27510 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27512 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27513 is made and the reference doesn't use the alias set of its type,
27514 do not create the temporary using that type.
27516 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27518 * jump.c: Remove prototypes for delete_computation and
27519 delete_prior_computation.
27521 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27523 * jump.c (get_label_after): Delete.
27524 (get_label_before, delete_computation, delete_jump,
27525 delete_prior_computation, follow_jumps): Move...
27526 * reorg.c (delete_computation, delete_prior_computation): ... here...
27527 (get_label_before, delete_jump): ... making these static ...
27528 (follow_jumps): ... and simplifying this since it only runs after
27530 * rtl.h (get_label_after, get_label_before, delete_jump,
27531 follow_jumps): Delete prototypes.
27533 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27535 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27537 2007-02-15 Nick Clifton <nickc@redhat.com>
27539 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27540 order to prevent it from being munged by the target.
27542 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27544 * config/i386/i386.md: Remove misleading comment.
27546 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27548 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27549 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27552 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27554 * tree-sra.c (instantiate_missing_elements): Canonicalize
27556 (sra_build_assignment): New.
27557 (generate_copy_inout, generate_element_copy,
27558 generate_element_zero, generate_one_element_init): Use it.
27560 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27562 * tree-sra.c (instantiate_missing_elements): Canonicalize
27564 (sra_build_assignment): New.
27565 (generate_copy_inout, generate_element_copy,
27566 generate_element_zero, generate_one_element_init): Use it.
27568 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27570 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27573 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27575 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27576 types as aggregates not scalars.
27577 * function.c (assign_stack_temp_for_type): Likewise.
27579 2007-02-14 Roger Sayle <roger@eyesopen.com>
27580 Zdenek Dvorak <dvorakz@suse.cz>
27582 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27585 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27587 * passes.c (next_pass_1): Clear the next field of the copied
27590 2007-02-14 Richard Henderson <rth@redhat.com>
27592 * tree-sra.c (early_sra): New.
27593 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27594 (tree_sra_early, pass_sra_early): New.
27595 * tree-pass.h (pass_sra_early): Declare.
27596 * passes.c (init_optimization_passes): Use it.
27598 2007-02-14 Richard Guenther <rguenther@suse.de>
27600 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27602 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27604 PR tree-optimization/30771
27605 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27607 (vect_analyze_operations): Induction phis can now be marked as
27609 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27610 Update documentation accordingly.
27612 2007-02-14 Nick Clifton <nickc@redhat.com>
27614 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27615 most 3 arguments are supported.
27616 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27618 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27620 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27621 Ensure dst->current is valid.
27623 2007-02-13 Paul Brook <paul@codesourcery.com>
27625 * config.gcc: Add arm*-*-uclinux-*eabi.
27626 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27627 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27628 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27629 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27630 (LINK_SPEC): Define.
27631 (LIB_SPEC): Define.
27632 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27634 * config/arm/uclinux-eabi.h: New file.
27635 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27636 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27639 2007-02-13 Ian Lance Taylor <iant@google.com>
27641 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27642 * flags.h (warn_strict_overflow): Declare.
27643 (enum warn_strict_overflow_code): Define.
27644 (issue_strict_overflow_warning): New static inline function.
27645 * opts.c (warn_strict_overflow): New variable.
27646 (common_handle_option): Handle OPT_Wstrict_overflow and
27647 OPT_Wstrict_overflow_.
27648 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27650 * fold-const.c: Include intl.h.
27651 (fold_deferring_overflow_warnings): New static variable.
27652 (fold_deferred_overflow_warning): New static variable.
27653 (fold_deferred_overflow_code): New static variable.
27654 (fold_defer_overflow_warnings): New function.
27655 (fold_undefer_overflow_warnings): New function.
27656 (fold_undefer_and_ignore_overflow_warnings): New function.
27657 (fold_deferring_overflow_warnings_p): New function.
27658 (fold_overflow_warning): New static function.
27659 (make_range): Add strict_overflow_p parameter. Change all
27661 (extract_muldiv, extract_muldiv_1): Likewise.
27662 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27663 tree_expr_nonnegative_p.
27664 (fold_negate_expr): Call fold_overflow_warning.
27665 (fold_range_test): Likewise.
27666 (fold_comparison): Likewise.
27667 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27668 instead of tree_expr_nonnegative_p.
27669 (tree_expr_nonnegative_warnv_p): Rename from
27670 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27671 (tree_expr_nonnegative_p): New function.
27672 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27673 strict_overflow_p parameter.
27674 (tree_expr_nonzero_p): New function.
27675 * passes.c (verify_interpass_invariants): New static function.
27676 (execute_one_pass): Call it.
27677 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27679 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27680 (estimate_numbers_of_iterations): Likewise.
27681 (scev_probably_wraps_p): Likewise.
27682 * tree-ssa-ccp.c: Include "toplev.h".
27683 (evaluate_stmt): Defer fold overflow warnings until we know we are
27685 (struct fold_stmt_r_data): Add stmt field.
27686 (fold_stmt_r): Defer fold overflow warnings until we know we
27688 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27689 (fold_stmt_inplace): Likewise.
27690 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27691 (cleanup_control_expr_graph): Defer fold overflow warnings until
27692 we know we are going to optimize.
27693 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27694 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27696 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27697 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27698 * tree-ssa-loop-manip.c (create_iv): Likewise.
27699 * c-typeck.c (build_conditional_expr): Likewise.
27700 (build_binary_op): Likewise.
27701 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27702 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27703 (extract_range_from_unary_expr): Likewise.
27704 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27705 assuming that signed overflow does not occur.
27706 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27707 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27708 (fold_defer_overflow_warnings): Declare.
27709 (fold_undefer_overflow_warnings): Declare.
27710 (fold_undefer_and_ignore_overflow_warnings): Declare.
27711 (fold_deferring_overflow_warnings_p): Declare.
27712 (tree_expr_nonzero_warnv_p): Declare.
27713 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27714 of warning options.
27715 (Warning Options): Document -Wstrict-overflow.
27716 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27717 (tree-ssa-ccp.o): Likewise.
27718 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27719 (fold-const.o): Depend on intl.h.
27721 2007-02-13 Ian Lance Taylor <iant@google.com>
27723 PR middle-end/30751
27724 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27727 2007-02-13 Stuart Hastings <stuart@apple.com>
27729 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27731 2007-02-13 Richard Henderson <rth@redhat.com>
27733 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27734 handled_component_p before looking for the indirect_ref.
27736 2007-02-13 Richard Henderson <rth@redhat.com>
27738 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27739 remove flags clobber.
27740 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27741 (bswaphi_lowpart): New.
27742 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27743 remove TARGET_BSWAP test. Delete expander of the same name.
27745 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27746 (expand_unop): Use them.
27748 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27750 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27751 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27752 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27753 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27754 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27755 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27756 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27757 assembler dialect choice from asm templates.
27759 2007-02-12 Richard Henderson <rth@redhat.com>
27761 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27762 (fixuns_trunc<SSEMODEF>si2): Use it.
27763 * config/i386/sse.md (vec_setv4sf_0): Export.
27764 * config/i386/i386.c (ix86_build_const_vector): Export.
27765 (ix86_split_convert_uns_si_sse): Rename from
27766 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27767 * config/i386/i386-protos.h: Update.
27769 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27772 * c-typeck.c (c_finish_return): Improve warning message.
27774 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27776 * alias.c (find_symbolic_term): Delete unused function.
27778 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27780 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27781 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27782 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27784 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27786 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27787 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27788 the function, temporarily point the debug interface to the null one.
27790 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27792 * dwarf2out.c (round_up_to_align): New static function.
27793 (field_byte_offset): Use it to round the offset.
27795 2007-02-12 Richard Henderson <rth@redhat.com>
27797 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27798 (inswl_const): Export.
27800 2007-02-12 Richard Henderson <rth@redhat.com>
27802 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27803 result mode of the libcall, convert back to outmode.
27805 2007-02-12 Roger Sayle <roger@eyesopen.com>
27807 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27808 (bswapdi2): New define_expand to implement 32-bit implementation.
27810 2007-02-12 Nick Clifton <nickc@redhat.com>
27812 * doc/invoke.texi (Overall Options): Document --help=.
27813 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27814 (cc1_options): Pass --help= on to cc1.
27815 (display_help): Add description of --help=.
27816 (process_command): Add code to handle --help=. Allow translated
27817 --help and --target-help switches to be passed on to compiler
27819 (main): Remove unused if statement.
27820 * opts.c (columns): Remove.
27821 (LEFT_COLUMN): Define.
27822 (wrap_help): Add columns argument.
27823 (print_filtered_help): Change parameters to be an include bitmask,
27824 an exclude bitmask, an any bitmask and the column width. Move the
27825 code to display the params list here. Add code to display the
27826 status of options rather than their descriptions if the quiet flag
27828 (print_specific_help): Change parameters to be an include bitmask,
27829 an exclude bitmask and an any bitmask. Move code to look up the
27830 column width here. Decide upon the title for an options listing.
27831 (common_handle_options): Add code to handle --help=. Adapt code
27832 for --help and --target-help to use the revised form of the
27833 print_specific_help function.
27834 (print_help): Delete.
27835 (print_param_help): Delete.
27836 (print_switch): Delete.
27837 * opts.h (cl_lang_count): Add prototype.
27838 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27839 CL_MAX_OPTION_CLASS): New defines.
27840 * optc-gen.awk: Add construction of cl_lang_count.
27841 * c.opt: Add Warning attribute to warning options and Optimization
27842 attribute to optimization options.
27843 * common.opt: Likewise.
27845 Add -fhelp and -ftarget-help as aliases for the transformed --help
27846 and --target-help options.
27847 * opt-functions.awk: Add code to handle Warning and Optimization
27850 2007-02-12 Richard Henderson <rth@redhat.com>
27852 * config/alpha/constraints.md: New file.
27853 * config/alpha/alpha.c: Include tm-constrs.h.
27854 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27855 alpha_extra_constraint): Remove.
27856 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27857 * config/alpha/alpha-protos.h: Update.
27858 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27859 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27860 (EXTRA_CONSTRAINT): Remove.
27861 * config/alpha/alpha.md: Include constraints.md.
27862 (adddi splitter): Use satisfies_constraint_*.
27863 * config/alpha/predicates.md (add_operand): Likewise.
27864 (sext_add_operand, addition_operation): Likewise.
27866 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27868 PR tree-optimization/29145
27869 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27870 in our handling of restrict qualified pointers.
27872 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27875 * doc/invoke.texi (Wunused-value): Update description.
27876 (Wextra): Delete item.
27877 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27878 value of Wunused-value.
27879 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27880 (c_finish_stmt_expr): Don't check extra_warnings.
27881 (emit_side_effect_warnings): The caller is responsible to check
27884 2007-02-11 Roger Sayle <roger@eyesopen.com>
27885 Matt Thomas <matt@3am-software.com>
27887 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27889 2007-02-11 Roger Sayle <roger@eyesopen.com>
27891 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27892 comparisons of POPCOUNT against zero.
27893 (simplify_const_relational_operation): Likewise.
27895 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27897 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27899 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27901 * dwarf2out.c (root_type): Delete unused function.
27903 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27905 * genattrtab.c (contained_in_p): Delete unused function.
27906 (write_expr_attr_cache): Likewise.
27908 2007-02-11 Jan Hubicka <jh@suse.cz>
27910 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27913 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27915 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27916 to add the REG_EQ* note.
27917 * see.c (see_merge_one_use_extension): Likewise.
27918 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27919 turn REG_EQUAL notes into REG_EQUIV notes if the target
27920 register may have more than one set.
27921 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27922 * gcse.c (try_replace_reg): Likewise.
27923 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27924 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27925 more than one REG_EQUIV note.
27926 * reload1.c (gen_reload): Use set_unique_reg_note.
27928 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27930 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27931 (ix86_builtin_conversion): New function.
27933 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27936 * tree.h (DECL_REPLACEABLE_P): New macro.
27937 * except.c (set_nothrow_function_flags): Likewise.
27939 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27940 Ira Rosen <irar@il.ibm.com>
27941 Dorit Nuzman <dorit@il.ibm.com>
27943 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27944 * targhooks.c (default_builtin_vectorized_conversion): New.
27945 * targhooks.h (default_builtin_vectorized_function): New declaration.
27946 * target.h (struct vectorize): Add builtin_conversion field.
27947 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27948 stmt_vec_info_type value.
27949 (vectorizable_conversion): New declaration.
27950 * tree-vect-analyze.c (vect_analyze_operations): Add
27951 vectorizable_conversion call.
27952 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27953 * tree-vect-transform.c (vectorizable_conversion): New function.
27954 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27955 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27957 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27958 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27959 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27960 or ALTIVEC_BUILTIN_VCFSX.
27962 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27965 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27966 CONST_DOUBLE and operand 0 is a hard register.
27967 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27968 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27969 is a hard floating-point register.
27971 2007-02-10 Richard Henderson <rth@redhat.com>
27972 Jakub Jelinek <jakub@redhat.com>
27973 Alexandre Oliva <aoliva@redhat.com>
27975 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27976 * builtin-types.def (BT_WORD): Make unsigned.
27977 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27978 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27979 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27980 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27981 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27982 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27984 * expr.c (emutls_var_address): New.
27985 (expand_expr_real_1): Expand emulated tls.
27986 (expand_expr_addr_expr_1): Likewise.
27987 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27988 * output.h (emutls_finish): Declare.
27989 * toplev.c (compile_file): Call it.
27990 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27991 address before wrapping in CONST.
27992 * varasm.c (emutls_htab, emutls_object_type): New.
27993 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27994 (get_emutls_object_name, get_emutls_object_type): New.
27995 (get_emutls_init_templ_addr, emutls_decl): New.
27996 (emutls_common_1, emutls_finish): New.
27997 (assemble_variable): When emulating tls, swap decls; generate
27998 constructor for the emutls objects.
27999 (do_assemble_alias): When emulating tls, swap decl and target name.
28000 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28002 * varpool.c (decide_is_variable_needed): Look at force_output.
28003 Recurse for emulated tls.
28004 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28005 with decide_is_variable_needed.
28006 * emutls.c: New file.
28007 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28008 tls_object for real tls.
28010 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28012 PR rtl-optimization/29599
28013 * reload1.c (eliminate_regs_in_insn): Take the destination
28014 mode into account when computing the offset.
28016 2007-02-09 Stuart Hastings <stuart@apple.com>
28017 Richard Henderson <rth@redhat.com>
28019 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28020 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28021 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28022 fixuns_truncdfhi2): New.
28023 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28024 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28025 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28026 (floatunssidf2): Allow nonimmediate source.
28027 * config/i386/sse.md (movdi_to_sse): New.
28028 (vec_concatv2di): Drop '*'.
28029 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28030 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28031 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28033 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28034 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28035 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28036 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28037 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28038 ix86_build_const_vector.
28039 (x86_emit_floatuns): Rewrite.
28041 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28043 * genautomata.c (longest_path_length): Delete unused function.
28044 (struct state): Delete unused longest_path_length.
28045 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28046 (get_free_state): Delete unused.
28048 2007-02-09 Jan Hubicka <jh@suse.cz>
28050 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28051 * doc/invoke.texi (inline-unit-growth): Update default value.
28053 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28054 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28055 (rebuild_cgraph_edges): Likewise.
28056 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28057 (dump_cgraph_node): Dump frequencies.
28058 (cgraph_clone_edge): Add frequency scales.
28059 (cgraph_clone_node): Add freuqnecy.
28060 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28061 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28062 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28063 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28064 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28065 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28066 (save_inline_function_body): Likewise.
28067 * ipa-inline.c: inluce rtl.h
28068 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28069 (cgraph_edge_badness): Use frequencies.
28070 (cgraph_decide_recursive_inlining): Update clonning.
28071 (cgraph_decide_inlining_of_small_function): Dump frequency.
28072 * predict.c (estimate_bb_frequencies): Export.
28073 * predict.h (estimate_bb_frequencies): Declare.
28074 * tree-inline.c (copy_bb): Watch overflows.
28075 (expand_call_inline): Update call of cgraph_create_edge.
28076 (optimize_inline_calls): Use TODO flags to update frequnecies.
28077 * passes.h: Include predict.h
28078 (init_optimization_passes): Move profile ahead.
28079 (execute_function_todo): Handle TODO_rebuild_frequencies.
28081 2007-02-09 Roger Sayle <roger@eyesopen.com>
28083 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28084 the insbl or inswl pattern into a register.
28086 2007-02-09 Roger Sayle <roger@eyesopen.com>
28088 * config/ia64/ia64.md (bswapdi2): New define_insn.
28090 2007-02-09 Richard Henderson <rth@redhat.com>
28092 * config/i386/constraints.md (Ym): New constraint.
28093 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28094 (movdi_1_rex64): Split sse and xmm general register moves from
28095 memory move alternatives. Use conditional register constraints.
28096 (movsf_1, movdf_integer): Likewise.
28097 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28098 (movdf_integer_rex64): New.
28099 (pushsf_rex64): Fix output constraints.
28100 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28101 (sse2_stored): Likewise.
28102 (sse2_storeq_rex64): New.
28103 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28104 amd and not generic.
28105 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28106 for optimize_size. Remove SF/DFmode hack.
28108 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28110 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28113 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28114 Richard Sandiford <richard@codesourcery.com>
28116 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28117 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28118 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28119 m68k/t-mlib to tmake_file.
28120 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28121 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28122 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28123 Allow it to be cf or m68k. Set m68k_arch_family. If that
28124 variable is not empty, add t-$m68k_arch_family to tmake_file.
28125 Add t-mlibs to tmake_file.
28126 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28127 * config/m68k/t-cf: New file.
28128 * config/m68k/t-m68k: Likewise.
28129 * config/m68k/t-mlibs: Likewise.
28130 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28131 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28132 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28133 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28134 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28136 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28137 (INSTALL_LIBGCC): Delete.
28138 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28139 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28140 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28141 (M68K_MLIB_CPU): Define.
28142 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28143 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28144 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28146 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28147 Richard Guenther <rguenther@suse.de>
28149 PR middle-end/23361
28150 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28151 against INT_MIN/INT_MAX.
28152 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28153 file if a loop is removed.
28155 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28157 * calls.c (store_one_arg): Pass correct alignment to
28158 emit_push_insn for non-BLKmode values.
28159 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28160 unaligned stack slot via a suitably aligned slot.
28162 2007-02-08 DJ Delorie <dj@redhat.com>
28164 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28166 (legal_subregs): Use unsigned char, make const.
28167 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28169 2007-02-08 Paul Brook <paul@codesourcery.com>
28171 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28172 special interworking needed.
28174 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28176 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28177 conditional to __SSE2__.
28178 (Entries below should have been added to first ChangeLog
28179 entry for amdfam10 dated 2007-02-05)
28180 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28182 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28184 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28187 2007-02-08 DJ Delorie <dj@redhat.com>
28189 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28190 * config/m32c/m32c.c (legal_subregs): New.
28191 (m32c_illegal_subreg_p): New.
28192 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28193 unsupported subregs of hard regs.
28195 2007-02-08 Jan Hubicka <jh@suse.cz>
28197 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28198 the same one; always update histograms.
28200 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28202 * passes.c (init_optimization_passes): Tidy comment.
28204 2007-02-08 Roger Sayle <roger@eyesopen.com>
28206 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28207 strip zero_extend, bswap and rotates from POCOUNT's argument.
28208 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28209 zero_extend and rotates from PARITY's argument.
28210 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28211 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28212 of an integer constant at compile-time.
28214 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28217 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28219 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28222 * tree-ssa-live.c (remove_unused_locals): Do not remove
28223 TREE_ADDRESSABLE variables.
28224 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28225 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28226 FOR_CLOBBER. Update all users.
28227 If VAR has an associated alias set, add a virtual operand for
28228 it if no alias is found to conflict with the memory reference.
28230 2007-02-07 Jan Hubicka <jh@suse.cz>
28231 Robert Kidd <rkidd@crhc.uiuc.edu>
28233 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28235 2007-02-07 Ian Lance Taylor <iant@google.com>
28237 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28239 2007-02-07 Roger Sayle <roger@eyesopen.com>
28241 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28242 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28243 tablejumpdi, movsi_to_cr_one): Remove constraints from
28244 define_expand's match_operands.
28246 2007-02-07 Roger Sayle <roger@eyesopen.com>
28248 * global.c (compute_regsets): Move declatation of "i" inside of
28249 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28251 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28254 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28255 of INDIRECT_REF <RESULT_DECL>.
28257 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28259 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28260 Kaz Kojima <kkojima@gcc.gnu.org>
28263 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28265 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28267 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28269 * doc/loop.texi: Document possibility not to perform disambiguation
28270 of loops with multiple latches.
28271 * cfgloopmanip.c (alp_enum_p): Removed.
28272 (add_loop): Handle subloops. Use get_loop_body_with_size.
28273 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28274 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28275 the new forwarder block.
28276 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28277 Handle the case latch is NULL.
28278 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28279 modifications when marking loop exits.
28280 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28282 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28283 disambiguate_loops_with_multiple_latches.
28284 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28285 before fix_loop_structure.
28286 * cfgloop.c: Include pointer-set.h and output.h.
28287 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28288 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28289 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28290 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28291 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28292 disambiguate_multiple_latches, get_loop_body_with_size,
28293 disambiguate_loops_with_multiple_latches): New functions.
28294 (flow_loop_dump): Dump multiple latch edges.
28295 (flow_loop_nodes_find): Handle loops with multiple latches.
28296 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28297 (glb_enum_p): Modified.
28298 (get_loop_body): Use get_loop_body_with_size.
28299 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28300 (AVOID_CFG_MODIFICATIONS): New constant.
28301 (disambiguate_loops_with_multiple_latches, add_loop,
28302 get_loop_body_with_size): Declare.
28303 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28305 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28307 PR inline-asm/28686
28308 * global.c (compute_regsets): New function.
28309 (global_alloc): Refactored ELIMINABLE_REGSET
28310 and NO_GLOBAL_ALLOC_REGS computation out.
28311 (rest_of_handle_global_alloc): Call compute_regsets()
28312 for non-optimizing case.
28314 2007-02-06 Richard Henderson <rth@redhat.com>
28316 * config/i386/constraints.md (Y2): Rename from Y.
28317 (Yi): New constraint.
28318 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28319 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28320 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28321 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28322 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28323 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28324 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28325 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28326 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28327 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28328 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28329 vec_extractv2si_1): Change Y constraints to Y2.
28330 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28331 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28332 Change Y constraints to Y2.
28333 (sse2_loadld): Change Y constraints to x.
28335 2007-02-06 Roger Sayle <roger@eyesopen.com>
28337 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28338 (parity<mode>2): New define_expand using rs6000_emit_parity.
28339 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28340 rs6000_emit_parity): New functions.
28341 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28342 rs6000_emit_parity): Prototype here.
28344 2007-02-06 Ian Lance Taylor <iant@google.com>
28346 * lower-subreg.c (simple_move_operand): Reject CONST.
28347 (resolve_clobber): Call validate_change rather than directly
28348 assigning to XEXP (pat, 0).
28350 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28352 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28353 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28354 (tree-cfg.o): Remove hashtab.h dependency.
28356 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28357 (struct ivopts_data): Change niters to pointer_map_t.
28358 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28359 (niter_for_exit): Create pointer_map on demand. Change for
28361 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28362 (free_loop_data): Destroy data->niters if created and reset field.
28363 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28364 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28366 * tree-ssa-reassoc.c: Include pointer-set.h.
28367 (bb_rank): Change to long *.
28368 (operand_rank): Change to pointer_map_t.
28369 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28370 (insert_operand_rank): Accept long.
28371 (operand_entry_hash, operand_entry_eq): Remove.
28372 (get_rank): Return long. Adjust for changes above.
28373 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28375 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28377 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28378 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28379 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28381 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28382 directly since it cannot be NULL.
28383 (get_vi_for_tree): Rewrite for pointer_map API.
28384 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28385 (init_alias_vars): Create vi_for_tree as pointer_map.
28386 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28388 * tree-cfg.c: Don't include hashtab.h.
28389 (edge_to_cases): Declare as pointer_map.
28390 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28392 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28393 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28394 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28396 (record_switch_edge): Delete.
28397 (get_cases_for_edge): Adjust for pointer_map API, inline
28398 record_switch_edge (rewritten for new API), remove goto.
28400 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28402 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28403 * tree-nested.c: Include pointer-set.h.
28404 (var_map_elt, var_map_eq, var_map_hash): Delete.
28405 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28406 to pointer_map_t's.
28407 (nesting_info_bitmap_obstack): New.
28408 (lookup_field_for_decl): Adjust for pointer_map API.
28409 (lookup_tramp_for_decl): Adjust for pointer_map API.
28410 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28411 (get_local_debug_decl): Adjust for pointer_map API.
28412 (convert_nl_goto_reference): Adjust for pointer_map API.
28413 (convert_nl_goto_receiver): Adjust for pointer_map API.
28414 (create_nesting_tree): Create outside GGC space. Create bitmap on
28415 the new obstack. Create field_map and var_map as pointer_maps.
28416 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28418 (lower_nested_functions): Move root here, no need to NULL it.
28419 Initialize and release the obstack.
28421 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28423 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28424 Remove prototypes and make them non-static.
28425 (struct tree_int_map): Remove.
28426 * tree.h (struct tree_int_map): Move here, turning TO into an
28428 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28430 * tree.h (TREE_COMPLEXITY): Remove.
28431 (struct tree_exp): Remove complexity field.
28432 * tree.c (build1_stat): Don't set it.
28434 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28435 Victor Kaplansky <victork@il.ibm.com>
28437 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28438 (vect_is_simple_reduction): Support reduction with induction as
28439 one of the operands.
28440 (vect_is_simple_iv_evolution): Fix formatting.
28441 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28442 formatting. Don't mark induction phis for vectorization.
28443 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28444 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28445 (vect_get_vec_def_for_operand): Support induction.
28446 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28448 (vectorizable_reduction): Support reduction with induction as one of
28450 (vectorizable_type_demotion): Use def-type of stmt argument rather
28451 than dummy def-type.
28453 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28454 flag_tree_scev_cprop.
28455 * common.opt (tree-scev-cprop): New flag.
28457 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28458 call to vect_get_new_vect_var.
28460 2007-02-06 Ira Rosen <irar@il.ibm.com>
28462 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28463 vectype is not NULL.
28464 (vect_pattern_recog_1): Likewise.
28466 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28468 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28469 (fold_negate_expr): Likewise.
28471 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28474 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28475 even if cv-qualification is the same.
28477 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28479 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28480 __enable_execute_stack on completion.
28482 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28484 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28485 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28486 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28487 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28488 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28489 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28490 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28491 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28493 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28495 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28496 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28497 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28498 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28499 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28500 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28501 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28502 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28503 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28504 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28505 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28506 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28507 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28508 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28509 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28510 sqrtextenddfxf2_i387): Added amdfam10_decode.
28512 * config/i386/athlon.md (athlon_idirect_amdfam10,
28513 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28514 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28515 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28516 athlon_ivector_store_amdfam10): New define_insn_reservation.
28517 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28520 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28522 * config/i386/athlon.md (athlon_call_amdfam10,
28523 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28524 define_insn_reservation.
28525 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28526 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28527 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28529 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28531 * config/i386/athlon.md (athlon_sseld_amdfam10,
28532 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28533 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28535 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28537 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28538 define_insn_reservation.
28539 * config/i386/i386.md (sseins): Added sseins to define_attr type
28540 and define_attr unit.
28541 * config/i386/sse.md: Set type attribute to sseins for insertq
28544 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28546 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28547 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28548 ssecomi_load_amdfam10, ssecomi_amdfam10,
28549 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28550 define_insn_reservation.
28551 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28553 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28555 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28556 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28557 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28558 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28559 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28560 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28561 define_insn_reservation.
28563 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28564 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28565 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28566 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28567 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28569 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28571 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28572 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28573 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28574 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28575 athlon_ssemul_load_k8): Added amdfam10.
28577 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28579 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28580 (x86_sse_unaligned_move_optimal): New variable.
28582 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28584 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28585 for unaligned vector SSE double/single precision loads for AMDFAM10.
28587 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28589 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28590 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28591 Define TARGET_CPU_DEFAULT_amdfam10.
28592 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28593 (processor_type): Add PROCESSOR_AMDFAM10.
28595 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28596 processor_type in config/i386/i386.h.
28597 Enable imul peepholes for TARGET_AMDFAM10.
28599 * config.gcc: Add support for --with-cpu option for amdfam10.
28601 * config/i386/i386.c (amdfam10_cost): New variable.
28602 (m_AMDFAM10): New macro.
28603 (m_ATHLON_K8_AMDFAM10): New macro.
28604 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28605 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28606 x86_promote_QImode, x86_integer_DFmode_moves,
28607 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28608 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28609 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28610 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28611 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28612 Enable/disable for amdfam10.
28613 (override_options): Add amdfam10_cost to processor_target_table.
28614 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28615 processor_alias_table.
28616 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28617 (ix86_adjust_cost): Add code for amdfam10.
28619 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28621 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28622 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28623 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28624 * config/i386/i386.h: Add builtin definition for SSE4A.
28625 * config/i386/i386.md: Add support for ABM instructions
28626 (popcnt and lzcnt).
28627 * config/i386/sse.md: Add support for SSE4A instructions
28628 (movntss, movntsd, extrq, insertq).
28629 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28630 Add -march=amdfam10 flag.
28631 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28632 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28634 * doc/extend.texi: Add documentation for SSE4A builtins.
28636 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28638 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28640 2007-02-05 Richard Guenther <rguenther@suse.de>
28642 * tree-vectorizer.h (vectorizable_function): Add argument type
28643 argument, change return type.
28644 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28645 * tree-vect-transform.c (vectorizable_function): Handle extra
28646 argument, return vectorized function decl.
28647 (build_vectorized_function_call): Remove.
28648 (vectorizable_call): Handle calls with result and argument types
28649 differing. Handle loop vectorization factor correctly.
28650 * targhooks.c (default_builtin_vectorized_function): Adjust for
28652 * targhooks.h (default_builtin_vectorized_function): Likewise.
28653 * target.h (builtin_vectorized_function): Add argument type
28655 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28656 extra argument, allow vectorizing of lrintf.
28657 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28658 documentation of target hook.
28660 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28663 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28664 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28665 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28667 2007-02-05 Roger Sayle <roger@eyesopen.com>
28669 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28670 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28671 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28672 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28673 before canonicalizing sincos to cexpi.
28674 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28676 2007-02-05 Roger Sayle <roger@eyesopen.com>
28678 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28679 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28680 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28682 2007-02-05 Roger Sayle <roger@eyesopen.com>
28684 * mips-tfile.c (initialize_init_file): Correct endianness test.
28686 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28688 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28689 the 'y' constraint.
28691 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28693 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28694 saves in a PARALLEL before the register assignments.
28696 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28698 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28699 DWARF_FRAME_RETURN_COLUMN to be a general register.
28700 * dwarf2out.c (init_return_column_size): New function, split from...
28701 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28702 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28703 to be nongeneral registers.
28704 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28706 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28707 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28709 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28711 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28713 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28715 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28716 (remove_path): Use can_remove_branch_p and remove_branch instead
28717 of loop_delete_branch_edge.
28718 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28719 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28720 Update profile using scale_dominated_blocks_in_loop.
28721 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28722 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28723 (can_remove_branch_p, remove_branch): Declare.
28724 * tree-cfg.c (tree_can_remove_branch_p): New function.
28725 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28726 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28727 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28729 2007-02-05 Jan Hubicka <jh@suse.cz>
28731 PR middle-end/30696
28732 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28733 nodes in cgraph, don't remove offline copy of the function.
28735 2007-02-04 Jan Hubicka <jh@suse.cz>
28737 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28738 vectors might cause maybe_lookup_element_for_expr to be called
28739 on non-sra-candidate.
28741 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28743 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28744 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28745 spelling conventions.
28747 2007-02-04 Richard Guenther <rguenther@suse.de>
28749 PR middle-end/30636
28750 * fold-const.c (try_move_mult_to_index): Make sure to not
28751 overflow one dimension of a multi-dimensional array access.
28753 2007-02-04 Jan Hubicka <jh@suse.cz>
28755 * passes.c (init_optimization_passes): Reindent.
28757 2007-02-04 Jan Hubicka <jh@suse.cz>
28758 Eric Botcazou <ebotcazou@adacore.com>
28760 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28761 (execute_fixup_cfg): Break out the abnormal goto code.
28762 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28763 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28764 (optimize_inline_calls): Call make_nonlocal_label_edges.
28766 2007-02-04 Jan Hubicka <jh@suse.cz>
28768 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28769 true when something was changed.
28770 (rename_ssa_copies): When something was changed, do
28771 TODO_remove_unused_locals.
28772 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28773 add TODO_remove_unused_locals when instruction was removed.
28775 2007-02-04 Jan Hubicka <jh@suse.cz>
28777 * ipa-inline.c (try_inline): Improve debug output; work on already
28779 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28780 call try_inline for already inlined edges too when flattening;
28781 inline also functions that make callee growth but overall unit size
28784 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28786 * config/m32c/bitops.md, config/m32c/jump.md,
28787 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28788 config/m32r/m32r.h, config/m32r/m32r.md,
28789 config/m32r/predicates.md, config/m68hc11/larith.asm,
28790 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28791 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28792 config/mips/mips-protos.h, config/mips/mips.c,
28793 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28794 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28795 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28796 spelling conventions.
28798 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28799 Follow spelling conventions.
28801 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28803 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28804 warn about C++0x compatibility.
28806 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28808 * config/h8300/h8300.c, config/h8300/h8300.h,
28809 config/h8300/h8300.md: Follow spelling conventions.
28811 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28813 PR middle-end/30667
28814 * combine.c (try_combine): Do not substitute source operand
28815 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28817 2007-02-03 Jan Hubicka <jh@suse.cz>
28819 PR gcov-profile/30650
28820 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28821 do not divide by zero for never executed counters.
28822 (tree_find_values_to_profile): Fix counters.
28823 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28825 2007-02-03 Ian Lance Taylor <iant@google.com>
28827 * lower-subreg.c (simple_move_operand): New static function,
28828 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28830 (simple_move): Call simple_move_operand.
28831 (find_decomposable_subregs): Add special handling of MEMs.
28832 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28833 meaning of return value. If we see a hard register, test whether
28834 it can store a word_mode value. Change all callers.
28836 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28838 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28839 ftrapv insns and expanders.
28840 (subdi3): Change define_expand operand 1 to arith11_operand, and
28841 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28842 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28843 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28846 PR middle-end/30174
28847 * varasm.c (notice_global_symbol): Treat global objects as weak when
28848 flag_shlib is true.
28850 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28852 * emit-rtl.c (dconstpi): Delete.
28853 (dconstsqrt2): New.
28854 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28855 * real.h (dconstpi): Delete.
28856 (dconstsqrt2): New.
28857 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28858 (fold_builtin_hypot): Likewise.
28860 2007-02-03 Tom Tromey <tromey@redhat.com>
28863 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28864 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28866 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28868 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28869 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28870 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28871 config/rs6000/cell.md, config/rs6000/darwin.h,
28872 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28873 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28874 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28875 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28876 typos. Follow spelling conventions.
28877 * doc/invoke.texi: Follow spelling conventions.
28879 2007-02-03 Roger Sayle <roger@eyesopen.com>
28881 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28882 canonicalization transformations that attempt to simplify integer
28883 constant comparisons to become comparisons against zero.
28885 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28887 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28889 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28890 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28892 2007-02-02 Mike Stump <mrs@apple.com>
28894 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28895 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28896 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28897 generate a branch island.
28899 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28901 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28902 (xtensa_legitimate_address_p): New.
28903 (xtensa_legitimize_address): New.
28904 (xtensa_output_addr_const_extra): New.
28905 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28907 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28908 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28909 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28910 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28911 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28912 (xtensa_legitimize_address): New.
28913 (xtensa_output_addr_const_extra): New.
28915 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28917 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28919 2007-02-02 Ian Lance Taylor <iant@google.com>
28921 * expmed.c (expand_divmod): Add comment.
28923 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28925 * emit-rtl.c (renumber_insns): Remove.
28926 * flags.h: Remove the extern for flag_renumber_insns.
28927 * rtl.h: Remove the prototype for renumber_insns.
28928 * toplev.c (flag_renumber_insns): Remove.
28930 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28932 Revert for x86 darwin:
28933 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28935 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28936 code before the following patch under TARGET_MACHO.
28937 (ix86_function_value_regno_p): Likewise.
28939 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28941 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28944 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28947 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28948 loads to general or fp registers. Add comments.
28949 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28951 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28953 * pointer-set.c (insert_aux): Only return insertion slot.
28954 (pointer_set_insert): Adjust.
28955 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28956 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28957 pointer_map_traverse): New.
28958 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28959 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28960 pointer_map_contains, pointer_map_traverse): Declare.
28962 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28964 PR middle-end/30473
28965 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28966 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28968 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28970 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28972 (struct _dep): New type.
28973 (dep_t): New typedef.
28974 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28975 (DEP_STATUS): New access macro. The macro with the same name was
28976 renamed to DEP_LINK_STATUS.
28977 (dep_init): Declare function
28979 (struct _dep_link): New type.
28980 (dep_link_t): New typedef.
28981 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28982 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28983 (DEP_LINK_STATUS): New macro.
28984 (debug_dep_links): New debug function.
28986 (struct _deps_list): New type.
28987 (deps_list_t): New typedef.
28988 (DEPS_LIST_FIRST): New access macro.
28989 (FOR_EACH_DEP_LINK): New cycle macro.
28990 (create_deps_list, free_deps_list, delete_deps_list): Declare
28992 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28993 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28994 (copy_deps_list_change_con): Ditto.
28996 (move_dep_link): Declare function.
28998 (struct _dep_node): New type.
28999 (dep_node_t): New typedef.
29000 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29002 (struct haifa_insn_data.back_deps): New field to hold backward
29003 dependencies of the insn.
29004 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29006 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29007 Change its type to deps_list_t.
29008 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29009 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29010 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29012 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29014 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29016 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29018 (dep_cost): Declare.
29020 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29021 (ds_to_dk, dk_to_ds): New functions.
29023 (init_dep_1): New static function.
29024 (init_dep): New function.
29025 (copy_dep): New static function.
29027 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29029 (detach_dep_link): New static function.
29030 (move_dep_link): New function.
29032 (dep_links_consistent_p, dump_dep_links): New static functions.
29033 (debug_dep_links): New debugging function.
29035 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29037 (alloc_deps_list, init_deps_list): New static functions.
29038 (create_deps_list): New function.
29039 (clear_deps_list): New static function.
29040 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29041 (deps_list_consistent_p, dump_deps_list): New static functions.
29042 (debug_deps_list): New function.
29043 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29045 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29047 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29048 use new scheduler dependencies lists.
29049 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29050 (sched_analyze): Ditto. Initialize dependencies lists.
29051 (add_forw_dep, compute_forward_dependences): Update to use new
29052 scheduler dependencies lists.
29054 (init_dependency_caches): Init deps_obstack.
29055 (free_dependency_caches): Free deps_obstack.
29057 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29058 new scheduler dependencies lists.
29059 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29060 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29062 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29063 Update to use new scheduler dependencies lists.
29064 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29065 (debug_dependencies): Ditto.
29066 (schedule_region): Update comments.
29068 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29069 scheduler dependencies lists.
29070 (schedule_ebb): Update comments.
29072 * rtl.def (DEPS_LIST): Remove.
29074 * lists.c (unused_deps_list): Remove.
29075 (free_list): Update assertions.
29077 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29078 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29080 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29081 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29083 * haifa-sched.c (comments): Update.
29084 (insn_cost1): Remove. Inline the code into insn_cost ().
29085 (insn_cost): Update to use new scheduler dependencies lists. Move
29086 processing of the dependency cost to dep_cost ().
29087 (dep_cost): New function. Use it instead of insn_cost () when
29088 evaluating cost of the dependency. Use compatible interface to
29089 interact with the target.
29090 (priority): Update to use new scheduler dependencies lists.
29091 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29092 with greater number of insns that depend on the insn.
29093 (schedule_insn): Update to use new scheduler dependencies lists. Add
29094 code to free backward dependencies lists. Inline and optimize code
29095 from resolve_dep () - see PR28071.
29096 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29097 lists. Update call to targetm.sched.is_costly_dependence hook.
29099 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29100 scheduler dependencies lists.
29102 (resolve_dep): Remove. Move the logic to schedule_insn ().
29103 (init_h_i_d): Initialize dependencies lists.
29105 (process_insn_depend_be_in_spec): Rename to
29106 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29107 dependencies lists.
29108 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29109 Update to use new scheduler dependencies lists.
29110 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29112 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29113 new scheduler dependencies lists.
29114 (build_intra_loop_deps): Ditto.
29116 * target.h (struct _dep): Declare to use in
29117 gcc_target.sched.is_costly_dependence.
29118 (struct gcc_target.sched.adjust_cost): Fix typo.
29119 (struct gcc_target.sched.is_costly_dependence): Change signature to
29120 use single dep_t parameter instead of an equivalent triad.
29121 (struct gcc_target.sched.adjust_cost_2): Remove.
29123 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29125 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29127 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29129 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29131 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29132 (REG_DEP_TRUE): Document.
29134 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29135 Change signature to correspond to the targetm.sched.adjust_cost hook.
29136 Update use in TARGET_SCHED_ADJUST_COST_2.
29137 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29138 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29139 new scheduler dependencies lists.
29140 (ia64_gen_check): Ditto.
29142 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29143 scheduler dependencies lists.
29145 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29146 signature to correspond to the targetm.sched.is_costly_dependence hook.
29147 (is_costly_group): Update to use new scheduler dependencies lists.
29149 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29150 instead of INSN_COST () macro.
29152 2007-02-01 Ian Lance Taylor <iant@google.com>
29154 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29156 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29158 * pa.md (tp_load): Correct mfctl instruction syntax.
29160 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29162 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29163 altivec_padding_size calculation on AIX. Improve comment, add
29164 assert to verify that it's right.
29166 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29169 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29171 PR inline-asm/28686
29172 * global.c (global_alloc): Add mising initialization of
29175 2007-02-01 Roger Sayle <roger@eyesopen.com>
29177 * alias.c (init_alias_analysis): Correct whitespace.
29178 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29179 partition_hot_cold_basic_blocks): Likewise.
29180 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29181 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29182 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29183 fold_builtin_snprintf_chk, fold_builtin_printf,
29184 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29185 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29186 * cfgcleanup.c (cleanup_cfg): Likewise.
29187 * cfgexpand.c (tree_expand_cfg): Likewise.
29188 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29189 * function.c (get_next_funcdef_no): Likewise.
29190 * gengtype.c (main): Likewise.
29191 * genmodes.c (main): Likewise.
29192 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29193 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29194 * ifcvt.c (noce_emit_move_insn): Likewise.
29195 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29197 * stor-layout.c (get_best_mode): Likewise.
29198 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29199 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29200 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29201 perform_var_substitution, solve_graph): Likewise.
29202 * tree-vrp.c (vrp_finalize): Likewise.
29204 2007-02-01 Ian Lance Taylor <iant@google.com>
29206 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29207 high part of a paradoxical subreg, return a constant zero.
29209 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29211 * toplev.c (lang_dependent_init): Call init_set_costs.
29212 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29214 2007-02-01 Richard Guenther <rguenther@suse.de>
29216 PR middle-end/30656
29217 * fold-const.c (fold_negate_expr): Allow negating a
29218 constant if overflow does not change.
29220 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29222 * doc/c-tree.texi (Expression trees): Improve markup.
29223 * doc/tm.texi (Register Classes, Addressing Modes)
29224 (Floating Point): Fix spacing after abbreviations. Fix some
29227 2007-02-01 Ben Elliston <bje@au.ibm.com>
29229 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29230 * doc/contrib.texi: Likewise.
29231 * doc/install.texi: Likewise.
29233 2007-01-31 Richard Henderson <rth@redhat.com>
29234 Ian Lance Taylor <iant@google.com>
29236 * lower-subreg.c: New file.
29237 * rtl.def (CONCATN): Define.
29238 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29239 pass_lower_subreg2.
29240 * emit-rtl.c (update_reg_offset): New static function, broken out
29241 of gen_rtx_REG_offset.
29242 (gen_rtx_REG_offset): Call update_reg_offset.
29243 (gen_reg_rtx_offset): New function.
29244 * regclass.c: Revert patch of 2006-03-05, restoring
29246 (clear_reg_info_regno): New function.
29247 * dwarf2out.c (concatn_loc_descriptor): New static function.
29248 (loc_descriptor): Handle CONCATN.
29249 * common.opt (fsplit_wide_types): New option.
29250 * opts.c (decode_options): Set flag_split_wide_types when
29252 * timevar.def (TV_LOWER_SUBREG): Define.
29253 * rtl.h (gen_reg_rtx_offset): Declare.
29254 (reg_scan_update): Declare.
29255 * regs.h (clear_reg_info_regno): Declare.
29256 * tree-pass.h (pass_lower_subreg): Declare.
29257 (pass_lower_subreg2): Declare.
29258 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29259 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29260 -fsplit-wide-types.
29261 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29262 * Makefile.in (OBJS-common): Add lower-subreg.o.
29263 (lower-subreg.o): New target.
29265 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29267 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29269 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29272 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29274 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29276 PR middle-end/29335
29277 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29279 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29281 * cfgloop.h: Include vec-prim.h.
29282 (enum li_flags): Remove LI_ONLY_OLD.
29283 (loop_iterator): Changed.
29284 (fel_next, fel_init): Iterate over loop tree.
29285 (FOR_EACH_LOOP_BREAK): New macro.
29286 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29288 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29289 * modulo-sched.c (sms_schedule): Ditto.
29290 * tree-vectorizer.c (vectorize_loops): Ditto.
29291 * doc/loop.texi: Update information on loop numbering and behavior of
29292 FOR_EACH_LOOP wrto new loops.
29293 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29294 add_to_evolution_1): Test nestedness of loops instead of comparing
29296 * tree-chrec.c (chrec_fold_plus_poly_poly,
29297 chrec_fold_multiply_poly_poly, chrec_evaluate,
29298 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29299 reset_evolution_in_loop): Ditto.
29300 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29302 2007-01-31 Dirk Mueller <dmueller@suse.de>
29304 * c-common.c (warn_about_parentheses): Separate warning about
29305 un-parenthized sequence of comparison operators from the one
29306 which is supposed to warn about x <= y <= z.
29308 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29310 * optabs.h (enum optab_index): Add new OTI_isinf.
29311 (isinf_optab): Define corresponding macro.
29312 * optabs.c (init_optabs): Initialize isinf_optab.
29313 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29315 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29316 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29318 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29319 expand_builtin_interclass_mathfn.
29320 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29321 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29322 (fxam<mode>2_i387): New insn pattern.
29323 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29324 built-in functions as x87 inline asm.
29326 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29328 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29330 2007-01-30 Eric Christopher <echristo@apple.com>
29332 * config.gcc: Add geode.
29334 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29336 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29337 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29338 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29339 value-prof.c: Fix comment typos.
29341 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29344 * doc/invoke.texi (Wpointer-arith): Document warning.
29346 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29348 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29349 the list of discrepancies from the draft TR.
29351 2007-01-30 Dirk Mueller <dmueller@suse.de>
29354 * doc/invoke.texi (-Wreturn-type): Update description to
29355 match new behavior.
29357 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29359 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29361 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29363 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29364 to handle optabs that operate on floating point input argument and
29365 output to integer output.
29366 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29367 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29368 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29369 expand_builtin_interclass_mathfn ().
29370 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29371 (ilogbsi2): Remove.
29372 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29373 ilogbl built-in functions as x87 intrinsics.
29375 2007-01-30 Richard Guenther <rguenther@suse.de>
29377 PR middle-end/27657
29378 * dwarf2out.c (reference_to_unused): Query varpool if the
29379 variable was output.
29381 2007-01-30 Richard Guenther <rguenther@suse.de>
29383 PR middle-end/30313
29384 * passes.c (execute_one_pass): Reset in_gimple_form to not
29385 confuse non-unit-at-a-time mode.
29387 2007-01-29 Roger Sayle <roger@eyesopen.com>
29388 Richard Guenther <rguenther@suse.de>
29390 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29391 avoid undefined behaviour on overflow. Use force_fit_type_double
29392 to construct the constant with the specified TREE_OVERFLOW.
29394 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29396 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29397 * config/dfp-bit.h: Ditto.
29399 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29401 * c-decl.c (pop_scope): Replace warnings with call to
29402 warn_for_unused_label.
29403 * c-common.h (warn_for_unused_label): Declare.
29404 * c-common.c (warn_for_unused_label): Define.
29406 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29408 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29411 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29413 * Makefile.in (USER_H): Remove decfloat.h.
29414 * ginclude/decfloat.h: Delete, moving contents to ...
29415 * ginclude/float.h: Add support for decimal floating point,
29416 guarded by __STDC_WANT_DEC_FP__.
29418 2007-01-29 Mike Stump <mrs@apple.com>
29420 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29421 Analysis and Representation to resolve case insensitive conflict.
29422 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29424 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29426 * tree.h (struct tree_memory_tag): Add aliases member.
29427 (MTAG_ALIASES): New macro.
29428 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29429 (add_may_alias): Remove pointer-set. Update for may_aliases being
29431 (mark_aliases_call_clobbered): Update for may_aliases being a
29433 (compute_tag_properties): Ditto.
29434 (create_partition_for): Ditto.
29435 (compute_memory_partitions): Ditto.
29436 (dump_may_aliases_for): Ditto.
29437 (is_aliased_with): Ditto.
29438 (add_may_alias_for_new_tag): Ditto.
29439 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29440 (compute_is_aliased): New function.
29441 (compute_may_aliases): Call compute_is_aliased).
29442 (init_alias_info): Initialize alias_bitmap_obstack.
29443 (union_alias_set_into): New function.
29444 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29445 (have_common_aliases_p): Rewrite to take two bitmaps and use
29447 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29448 Update for bitmaps.
29449 (finalize_ref_all_pointers): Update for add_may_alias changes.
29450 (new_type_alias): Ditto.
29451 * tree-flow-inline.h (may_aliases): Return a bitmap.
29452 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29453 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29454 may_aliases being a bitmap.
29455 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29456 may_aliases now returns a bitmap.
29457 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29459 * tree-ssa-operands.c (add_virtual_operand): Update for
29460 may_aliases being a bitmap.
29462 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29464 PR tree-optimization/30630
29465 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29466 variable as changed.
29468 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29471 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29472 expanded only once even if an error occurs.
29474 2007-01-29 Ben Elliston <bje@au.ibm.com>
29476 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29477 (__gcov_average_profiler): Likewise.
29478 (__gcov_ior_profiler): Likewise.
29479 (__gcov_merge_ior): Likewise.
29481 2007-01-28 Jan Hubicka <jh@suse.cz>
29483 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29484 * value-prof.c (stringop_block_profile): Likewise.
29486 2007-01-28 Jan Hubicka <jh@suse.cz>
29488 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29489 Add variant handling histograms; add wrapper.
29490 (clear_storage_via_libcall): Export.
29491 (emit_block_move_hints): Break out from ...; add histograms.
29492 (emit_block_move): ... this one.
29493 (clear_storage_hints): Break out from ...; add histograms.
29494 (clear_storage): ... this one.
29495 (set_storage_via_memset): Handle histogram.
29496 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29497 (clear_storage_hints, clear_storage_via_libcall): Declare.
29498 (set_storage_via_setmem): Update prototype.
29499 * doc/md.texi (movmem, setmem): Document new arguments.
29501 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29502 Add new histograms.
29503 (stringop_block_profile): New global function.
29504 (tree_stringops_values_to_profile): Profile block size and alignment.
29505 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29507 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29508 (stringop_block_profile): Declare.
29509 * builtins.c: Include value-prof.h.
29510 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29511 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29512 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29513 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29514 * profile.c (instrument_values): Add new counters.
29515 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29517 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29518 (tree_init_edge_profiler): Build new profilers.
29519 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29520 (pass_tree_profile): Add dump.
29521 (tree_profile_hooks): Update.
29522 * Makefile.in (LIBGCOV): Add new constants.
29523 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29524 __gcov_ior_profiler): New.
29525 * i386.md (movmem/setmem expanders): Add new optional arguments.
29527 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29529 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29531 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29533 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29534 (tree_unswitch_single_loop): Pass eni_size_weights to
29535 tree_num_loop_insns.
29536 * tree-ssa-loop-manip.c: Include tree-inline.h.
29537 (can_unroll_loop_p): Pass eni_size_weights to
29538 tree_num_loop_insns.
29539 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29540 Pass eni_size_weights to estimate_num_insns.
29541 * tree.h (init_inline_once): Export.
29542 * toplev.c (backend_init): Call init_inline_once.
29543 * cgraphunit.c (cgraph_process_new_functions,
29544 cgraph_analyze_function): Pass eni_inlining_weights to
29545 estimate_num_insns.
29546 * ipa-inline.c (compute_inline_parameters): Ditto.
29547 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29548 to estimate_num_insns.
29549 (try_unroll_loop_completely): Pass eni_size_weights to
29550 tree_num_loop_insns.
29551 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29552 ot estimate_num_insns.
29553 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29554 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29555 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29556 eni_time_weights): New variables.
29557 (init_inline_once): Initialize them.
29558 (struct eni_data): Mew.
29559 (estimate_num_insns_1, estimate_num_insns): Use weights.
29560 * tree-inline.h (struct eni_weights_d): New.
29561 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29562 (estimate_num_insns): Declaration changed.
29563 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29564 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29565 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29567 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29569 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29570 relations in the conflict function is valid.
29572 2007-01-27 Ian Lance Taylor <iant@google.com>
29574 * common.opt: Add fstrict-overflow.
29575 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29576 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29577 (TYPE_OVERFLOW_UNDEFINED): Define.
29578 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29580 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29581 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29582 (fold_negate_expr): Likewise.
29583 (make_range): Likewise.
29584 (extract_muldiv_1): Likewise.
29585 (maybe_canonicalize_comparison): Likewise.
29586 (fold_comparison): Likewise.
29587 (fold_binary): Likewise.
29588 (tree_expr_nonnegative_p): Likewise.
29589 (tree_expr_nonzero_p): Likewise.
29590 * tree-vrp.c (compare_values): Likewise.
29591 (extract_range_from_binary_expr): Likewise.
29592 (extract_range_from_unary_expr): Likewise.
29593 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29595 (nowrap_type_p): Likewise.
29596 * tree-scalar-evolution.c (simple_iv): Likewise.
29597 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29598 (build_range_check): Likewise.
29599 (extract_muldiv_1): Likewise.
29600 (fold_comparison): Likewise.
29601 * tree-vrp.c (vrp_int_const_binop): Likewise.
29602 (extract_range_from_unary_expr): Likewise.
29603 * convert.c (convert_to_integer): Likewise.
29604 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29605 (fold_comparison): Likewise.
29606 (fold_binary): Likewise.
29607 * optabs.c (optab_for_tree_code): Likewise.
29608 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29609 * simplify-rtx.c (simplify_const_relational_operation): Check
29610 flag_strict_overflow and flag_trapv.
29611 (simplify_const_relational_operation): Likewise.
29612 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29613 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29616 2007-01-27 Roger Sayle <roger@eyesopen.com>
29618 * tree.c (tree_fold_gcd): Delete.
29619 * tree.h (tree_fold_gcd): Remove prototype.
29620 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29621 test whether one constant integer is a multiple of another. Instead
29622 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29623 * fold-const.c (multiple_of_p): We've determined both TOP and
29624 BOTTOM are integer constants so we can call int_const_binop directly
29625 instead of the more generic const_binop.
29627 2007-01-27 Roger Sayle <roger@eyesopen.com>
29629 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29630 1*X check that the constant hasn't overflowed, to preserve the
29632 (round_up): Provide an efficient implementation when rouding-up an
29633 INTEGER_CST to a power-of-two.
29635 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29637 * doc/sourcebuild.texi: Add comma for clarity.
29638 * doc/extend.texi: Fix some typos.
29639 * doc/passes.texi: Likewise.
29640 * doc/cppinternals.texi: Likewise.
29641 * doc/c-tree.texi: Likewise.
29642 * doc/tree-ssa.texi: Likewise.
29643 * doc/install.texi: Likewise.
29645 2007-01-27 Jan Hubicka <jh@suse.cz>
29647 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29648 (pass_sra): Do not require alias information.
29649 * passes.c (init_optimization_passes): Add SRA
29651 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29653 * tracer.c (rest_of_handle_tracer): We already cleaned
29654 up the CFG in tracer() so don't do it here again.
29655 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29656 cleanup_cfg here, either. And don't call renumber_insns.
29658 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29659 and BB_HEAD are in the insn stream here. Instead make sure
29660 that BB_INSN is valid on all insns. Also, do check here that
29661 there are no pending branch predictions...
29662 (rtl_verify_flow_info): ...instead of doing it here. Checks
29663 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29666 2007-01-26 Roger Sayle <roger@eyesopen.com>
29668 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29669 function to simplify/factorize operand order canonicalization.
29670 (ix86_fixup_binary_operands): Reorganize using the above function.
29671 (ix86_binary_operator_ok): Likewise.
29673 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29675 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29676 file scope from optimize_attrs.
29677 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29679 (optimize_attrs): Clear insn_code_values after freeing it.
29681 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29683 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29684 a parts.base assignment.
29686 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29688 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29689 (compute_subscript_distance, initialize_data_dependence_relation,
29690 finalize_ddr_dependent, analyze_ziv_subscript,
29691 analyze_siv_subscript_cst_affine,
29692 compute_overlap_steps_for_affine_univar,
29693 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29694 analyze_siv_subscript, analyze_miv_subscript,
29695 analyze_overlapping_iterations, subscript_dependence_tester_1,
29696 compute_self_dependence, free_dependence_relation): Work
29697 with affine_fn instead of chrecs.
29698 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29699 common_affine_function, affine_function_base,
29700 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29701 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29702 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29703 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29704 (all_chrecs_equal_p): Removed.
29705 * tree-data-ref.h (affine_fn, conflict_function): New types.
29706 (struct subscript): Change type of conflicting_iterations_in_a
29707 and conflicting_iterations_in_b.
29709 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29712 * config/pa/pa.h (TARGET_HPUX_11): New.
29713 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29714 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29716 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29717 Richard Guenther <rguenther@suse.de>
29719 * tree-ssa-structalias.c (solve_graph): Handle case
29720 we merged the variable to another.
29722 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29724 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29727 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29728 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29730 2007-01-25 DJ Delorie <dj@redhat.com>
29732 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29733 allow changes to modes which don't fit in those registers.
29735 * reload1.c (choose_reload_regs): Check for invalid subregs before
29736 computing their locations, not after.
29738 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29741 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29742 save Altivec registers in an eh_return function.
29743 (compute_vrsave_mask): Likewise.
29744 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29745 for saving Altivec registers.
29746 (rs6000_emit_prologue): Don't allocate stack twice in
29747 eh_return function. Correct expected value of altivec_save_offset
29748 when using save_world. Describe save of R0 to stack when using
29749 save_world. Describe stack pointer adjustment when using
29750 save_world. Remove duplicated eh_return parameter register saving.
29751 Update sp_offset variable after save_world.
29752 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29754 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29755 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29758 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29760 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29762 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29765 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29766 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29768 2007-01-25 Richard Guenther <rguenther@suse.de>
29770 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29771 * common.opt (-Wcoverage-mismatch): New warning option.
29772 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29773 if -Wcoverage-mismatch is given.
29775 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29777 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29778 (ipcp_driver): Change to static definition.
29779 Add dumping of the ifunctions.
29780 (constant_val_insert): Remove unused parameter. Support for SSA.
29781 (ipcp_propagate_const): Support for SSA.
29782 (ipcp_profile_bb_print): Print only analyzed nodes.
29783 (ipcp_replace_map_create): Remove support for Fortran constant
29785 * ipa-prop.c (ipa_method_modify_stmt,
29786 ipa_callsite_compute_param): Support for SSA.
29787 * ipa-prop.h (ipcp_driver): Remove declaration.
29788 (IS_VALID_TREE_MAP_INDEX): Add define.
29790 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29792 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29794 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29796 PR middle-end/30447
29797 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29798 constant argument to cabs and do it without checking for
29799 -funsafe-math-optimizations.
29801 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29803 * c-common.h (RID_FIRST_CXX0X): New.
29804 (RID_LAST_CXX0X): New.
29805 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29807 * c.opt (Wc++0x-compat): New.
29808 * doc/invoke.texi (-Wc++0x-compat): Document.
29810 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29812 * builtins.c (fold_builtin_carg): New.
29813 (fold_builtin_1): Use it.
29815 2007-01-24 Jan Hubicka <jh@suse.cz>
29817 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29819 * ipa-inline.c (initial_insns, max_insns): Delete.
29820 (compute_max_insns): New function.
29821 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29822 amount of insns as base for code growth.
29823 (cgraph_decide_inlining): Make initial_insns local; do not compute
29825 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29826 * doc/invoke.texi (inline-unit-growth): Update docs.
29828 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29830 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29831 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29832 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29833 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29834 for CPUs that have PTA_CX16 set.
29836 PR middle-end/27416
29837 * gimplify.c (omp_check_private): New function.
29838 (gimplify_scan_omp_clauses): Use it for
29839 firstprivate/lastprivate/reduction.
29841 PR middle-end/30494
29842 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29843 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29845 PR middle-end/30421
29846 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29847 If lower_lastprivate_clauses emits some statements, append them
29848 to dlist rather than body_p and to body_p append an initializer.
29849 (lower_omp_for): Adjust caller.
29851 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29853 * target.h (globalize_decl_name): New.
29854 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29855 * output.h (default_globalize_decl_name): New.
29856 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29858 (globalize_decl): Ditto.
29859 (default_globalize_decl_name): New.
29860 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29861 (ia64_handle_version_id_attribute): New.
29862 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29863 (ia64_asm_output_external): Use globalize_decl_name instead
29864 of globalize_label.
29865 * doc/extend.texi (version_id): New pragma.
29866 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29868 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29870 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29871 _uleb128_t and _Unwind_SWord with _sleb128_t.
29872 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29873 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29875 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29876 * unwind-pe.h (read_uleb128, read_sleb128,
29877 read_encoded_value_with_base): Likewise.
29878 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29880 2007-01-24 Richard Guenther <rguenther@suse.de>
29882 * builtins.c (expand_builtin_cexpi): Get the fndecl
29883 for cexp in the correct way.
29885 2007-01-24 Jan Hubicka <jh@suse.cz>
29887 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29890 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29892 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29893 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29894 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29895 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29896 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29897 __SIZEOF_PTRDIFF_T__.
29898 * doc/cpp.texi: Documentation for the new builtin macros added.
29900 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29902 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29903 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29904 instead of operands[2] to avoid access past the end of array.
29906 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29908 * reload1.c (emit_reload_insns): Pass the reload register
29909 for a non-spill output reload through forget_old_reloads_1.
29911 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29913 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29914 _SOFT_DOUBLE if doubles use software floating-point.
29915 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29916 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29917 * config/rs6000/darwin-ldouble.c: Also compile functions for
29918 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29919 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29920 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29921 commented-out long double override.
29922 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29923 * config/rs6000/eabispe.h: Likewise.
29924 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29925 long double for non-SPE.
29926 (rs6000_handle_option): Likewise.
29927 (invalid_e500_subreg): Disallow more subregs involding DImode,
29928 DFmode, TImode or TFmode.
29929 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29931 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29933 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29934 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29936 (rs6000_legitimate_address): Also check for TFmode for E500
29938 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29939 (spe_build_register_parallel): Handle TFmode and TCmode.
29940 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29942 (function_arg): Handle TFmode and TCmode for E500 double.
29943 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29945 (print_operand): Handle TFmode and TImode for %y.
29946 (rs6000_generate_compare): Handle TFmode comparisons for E500
29948 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29949 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29950 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29951 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29952 TFmode for E500 double.
29953 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29954 (floatsidf2): Enable for E500 double.
29955 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29956 (extenddftf2): Change to extenddftf2_fprs.
29957 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29958 depending on TARGET_E500_DOUBLE.
29959 (extendsftf2): Enable for E500 double.
29960 (trunctfdf2): Enable for E500 double.
29961 (trunctfsf2): Change to trunctfsf2_fprs.
29962 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29963 depending on TARGET_E500_DOUBLE.
29964 (floatsitf2): Enable for E500 double.
29965 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29966 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29967 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29968 (negtf2): Change to negtf2_internal.
29969 (negtf2): New expander.
29970 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29971 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29972 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29973 (movdi_internal32): Use rs6000_nonimmediate_operand.
29974 (unnamed splitter): Likewise.
29975 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29976 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29977 (SPE64TF, DITI): New mode macros.
29978 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29981 (frob_<mode>_di_2): New.
29982 (frob_tf_di_8_2): New.
29983 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29985 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29987 (frob_ti_<mode>_8_2): New.
29988 (frob_ti_tf_2): New.
29989 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29990 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29992 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29993 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29994 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29995 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29996 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29997 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30000 2007-01-23 Ian Lance Taylor <iant@google.com>
30002 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30004 (OBJS-archive): Reformat, alphabetize.
30005 (OBJS): Change out_object_file to OBJS-md.
30007 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30009 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30010 JUMP_P and CALL_P predicates where applicable.
30011 * config/i386/i386.c: Ditto.
30012 * config/i386/i386.md: Ditto.
30013 * config/i386/mmx.md: Ditto.
30014 * config/i386/predicates.md: Ditto.
30016 2007-01-22 Andreas Schwab <schwab@suse.de>
30018 * config/m68k/m68k.h: Fix comment.
30020 2007-01-22 Jan Hubicka <jh@suse.cz>
30022 * passes.c (init_optimization_passes): Do not rerun
30023 pass_early_warn_uninitialized.
30025 2007-01-22 Richard Guenther <rguenther@suse.de>
30027 PR tree-optimization/30038
30028 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30030 (execute_cse_sincos_1): Likewise.
30031 (execute_cse_sincos): Likewise.
30032 (gate_cse_sincos): Likewise.
30033 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30034 the cexpi() canonicalization of sincos().
30035 * tree-pass.h (pass_cse_sincos): Declare.
30036 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30038 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30040 PR rtl-optimization/29329
30041 * combine.c (replaced_rhs_insn): Rename to i2mod.
30042 (replaced_rhs_value): Rename to i2mod_new_rhs.
30043 (i2mod_old_rhs): New global variable.
30044 (combine_instructions): Adjust for above change. Save a copy of
30045 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30046 note are substituted in the second instruction.
30047 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30048 ditch the note if it pertains to the second eliminated register
30049 and this register is mentioned in i2mod_old_rhs.
30052 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30054 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30055 the insn to which the note was originally attached.
30057 2007-01-21 Jan Hubicka <jh@suse.cz>
30059 * ipa-inline.c (inlining_mode): Comment, move up.
30060 (cgraph_decide_inlining_incrementally): Do not perform inlining
30061 itself; fix handling of flattening of self recursive functions.
30062 (cgraph_find_cycles): Remove.
30063 (cgraph_flatten_node): Remove.
30064 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30065 (try_inline): New function.
30066 (cgraph_early_inlining): Update call of
30067 cgraph_decide_inlining_incrementally. Apply inlining here.
30068 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30070 2007-01-21 Dirk Mueller <dmueller@suse.de>
30073 * tree-vrp.c (check_array_bounds): do not warn
30074 about ADDR_EXPR's of ARRAY_REF's which are immediately
30075 used in binary expressions.
30077 2007-01-21 Ira Rosen <irar@il.ibm.com>
30079 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30080 read_write_dep and macros for its access.
30081 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30082 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30083 argument, call vect_check_interleaving for every independent pair of
30084 data-refs. Mark loads that access the same memory location as a store
30086 (vect_check_dependences): Remove.
30087 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30088 call, fix the call to vect_analyze_data_ref_dependence.
30089 (vect_analyze_data_ref_access): For statements that access the same
30090 data-ref, check that they are not stores; for loads, check that there
30091 is no store that access the same location.
30093 2007-01-20 Roger Sayle <roger@eyesopen.com>
30094 Joseph Myers <joseph@codesourcery.com>
30096 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30097 (-fdump-rtl-stack): Likewise.
30098 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30099 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30100 (-mpt-fixed): Use @minus{} for minus sign.
30101 (Using Precompiled Headers): Fix under/overfull hbox.
30103 2007-01-20 Jan Hubicka <jh@suse.cz>
30105 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30106 place within annotation.
30108 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30110 * pa.c (output_move_double): Change array size of xoperands to 4.
30112 2007-01-20 Jan Hubicka <jh@suse.cz>
30114 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30117 2007-01-19 Ian Lance Taylor <iant@google.com>
30119 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30120 constant to unsigned HOST_WIDE_INT before negating.
30122 2007-01-19 Ian Lance Taylor <iant@google.com>
30124 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30126 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30127 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30128 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30129 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30130 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30131 (realloc_vdef, realloc_vuse): Change second parameter to
30133 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30134 fields to unsigned.
30135 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30136 unsigned. Change x and lim locals to unsigned.
30137 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30139 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30140 (copy_virtual_operands): Change i and n locals to unsigned.
30142 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30144 PR middle-end/29335
30145 * builtins.c (fold_builtin_1): Handle builtin fdim.
30147 2007-01-20 Jan Hubicka <jh@suse.cz>
30149 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30150 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30151 init_alias_heapvars.
30152 (init_alias_heapvars): Initialize only when not already initialized.
30153 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30155 2007-01-19 Roger Sayle <roger@eyesopen.com>
30157 * common.opt (fsigned-zeros): New command line option.
30158 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30159 of flag_unsafe_math_optimizations.
30160 * opts.c (set_fast_math_flags): The -ffast-math command line option
30161 implies -fno-signed-zeros.
30162 (fast_math_flags_set_p): Likewise.
30164 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30165 the documentation of -ffast-math appropriately. Wrap long lines.
30167 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30169 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30170 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30172 2007-01-19 Tomas Bily <tbily@suse.cz>
30174 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30176 (tree_init_ic_make_global_vars): New function
30177 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30178 (tree_gen_ic_profiler): New function
30179 (tree_gen_ic_func_profiler): New function
30180 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30181 (tree_profile_hooks): Added hook for indirec/virtual calls
30182 * value-prof.c (tree_find_values_to_profile): New case for
30184 (tree_values_to_profile): Call for determining indirect/virtual
30186 (tree_indirect_call_to_profile): New function
30187 (tree_ic_transform): New function
30188 (tree_ic): New function
30189 (find_func_by_pid): New function
30190 (init_pid_map): New function
30191 (tree_value_profile_transformations): Added check for
30192 indirect/virtual call transformation
30193 * value-prof.h (enum hist_type): New counter type for
30194 indirect/virtual calls
30195 (profile_hooks): Added new hook for profiling indirect/virtual
30197 * profile.c (instrument_values): New case for indirect/virtual
30199 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30200 (GCOV_COUNTER_V_INDIR): New counter type
30201 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30202 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30204 * cgraph.c: Definition of cgraph_max_pid
30205 (cgraph_create_node): Default init of pid attribute
30206 * cgraph.h: Declaration of cgraph_max_pid
30207 (struct cgraph_node): Added pid attribute
30208 * libgcov.c (__gcov_indirect_call_profiler): New function
30209 (__gcov_one_value_profiler_body): New function
30210 (__gcov_one_value_profiler): Body was moved to
30211 __gcov_one_value_profiler_body and calls it
30213 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30215 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30216 * gengtype.c (write_types_data, write_func_for_structure,
30217 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30218 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30219 (walk_type, write_func_for_structure): Generate the mark_hook if
30222 2007-01-19 Jan Hubicka <jh@suse.cz>
30224 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30225 'early' argument take inlining mode argument specifying whether to
30226 inline for size/speeed or all functions; add support for flattening;
30228 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30230 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30233 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30234 the name of the declared identifier.
30236 2007-01-19 Dirk Mueller <dmueller@suse.de>
30238 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30239 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30240 duplicate evaluation.
30242 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30244 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30245 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30246 to XFMode, use acosxf2 and truncate result to requested mode.
30247 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30248 (asin<mode>2): Similarly, with asin expanders.
30249 (*fscalexf4_i387): Rename from *fscalexf4.
30250 (expNcorexf3): New expander.
30251 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30252 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30253 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30254 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30255 patterns for SSE math.
30256 (exp10<mode>2): Similarly, with exp10 expanders.
30257 (exp2<mode>2): Similarly, with exp2 expanders.
30258 (expm1<mode>2): Similarly, with expm1 expanders.
30259 (ldexp<mode>3): Similarly, with ldexp expanders.
30260 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30261 Use gen_truncxf<mode>2_i387_noop to truncate result.
30263 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30265 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30266 for ColdFire targets.
30268 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30269 Richard Sandiford <richard@codesourcery.com>
30271 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30272 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30273 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30274 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30275 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30276 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30278 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30280 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30281 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30282 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30283 (*adddi_dilshr32_cf): New pattern.
30284 (adddi3, subdi3): Remove first alternatives.
30286 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30288 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30289 implemented using move.l, do not use its cc result for floating-point
30292 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30294 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30295 from accepting 's' constraints if flag_pic.
30297 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30299 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30300 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30301 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30302 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30304 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30306 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30307 ColdFire alternatives.
30308 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30309 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30310 architectures that support ff1 instruction.
30312 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30313 Julian Brown <julian@codesourcery.com>
30315 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30316 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30317 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30320 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30322 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30324 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30325 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30326 HOST_WIDE_INT instead of an rtx.
30327 (m68k_rtx_costs): Update call accordingly.
30328 (output_move_const_into_data_reg): Likewise. Fix formatting.
30329 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30331 (output_move_simode_const): Update calls after above changes.
30332 Rework to use automatic variables and predicates like MEM_P.
30333 * config/m68k/m68k.md (pushexthisi_const): Update call to
30336 2007-01-19 Dirk Mueller <dmueller@suse.de>
30338 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30339 in dump_flags test.
30341 2007-01-19 Richard Guenther <rguenther@suse.de>
30343 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30344 via cexp in case sincos is not available.
30346 2007-01-19 Richard Guenther <rguenther@suse.de>
30348 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30349 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30350 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30351 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30352 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30353 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30354 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30355 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30357 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30359 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30361 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30362 (atan2xf3): Directly generate RTL pattern.
30363 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30364 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30365 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30366 disable patterns for SSE math.
30367 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30368 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30369 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30370 disable patterns for SSE math.
30372 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30374 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30376 2007-01-18 Roger Sayle <roger@eyesopen.com>
30378 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30379 VIEW_CONVERT_EXPR to the same type as it's operand.
30381 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30383 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30384 configured for long double 128.
30386 2007-01-18 Mike Stump <mrs@apple.com>
30388 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30391 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30393 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30396 2007-01-18 Jan Hubicka <jh@suse.cz>
30398 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30399 greater than NUM_VOP_FREE_BUCKETS.
30401 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30403 * tree-ssa-structalias.c: Update comments.
30404 (ptabitmap_obstack): Removed.
30405 (pta_obstack): New.
30406 (oldpta_obstack): Ditto.
30407 (stats): Add a few members.
30408 (struct variable_info): Remove node, complex, address_taken, and
30409 indirect_target members. Add oldsolution member.
30410 (new_var_info): Do not initialize removed members.
30411 (constraint_expr_type): Remove INCLUDES.
30412 (constraint_graph): Add size, implicit_preds, rep,
30413 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30414 (FIRST_REF_NODE): New macro.
30415 (LAST_REF_NODE): Ditto.
30416 (FIRST_ADDR_NODE): Ditto.
30417 (find): New function.
30419 (dump_constraint): Do not handle INCLUDES.
30420 (insert_into_complex): Do not insert duplicate constraints.
30421 (condense_varmap_nodes): Renamed and rewritten into ...
30422 (merge_node_constraints): This. Also fix bug in handling of
30423 offseted copy constraints.
30424 (clear_edges_for_node): No longer need to deal with preds at all,
30425 or removing associated preds/succs.
30426 (merge_graph_nodes): Deal with indirect_cycles.
30427 Don't deal with predecessors.
30428 (add_implicit_graph_edge): New function.
30429 (add_pred_graph_edge): Ditto.
30430 (add_graph_edge): Don't deal with predecessors.
30431 (build_constraint_graph): Removed.
30432 (build_pred_graph): New function.
30433 (build_succ_graph): Ditto.
30434 (struct scc_info): Removed in_component. Added roots, dfs, and
30435 node_mapping. Remove visited_index, unification_queue.
30436 (scc_visit): Deal with union-find we do now.
30437 Deal with cycles with REF nodes.
30438 (collapse_nodes): Renamed and rewritten to ...
30439 (unify_nodes): This.
30440 (process_unification_queue): Removed.
30441 (topo_visit): Cleanup
30442 (do_da_constraint): Use find.
30443 (do_sd_constraint): Ditto.
30444 (do_ds_constraint): Ditto.
30445 (do_complex_constraint): Ditto.
30446 (init_scc_info): Update for removed and added members.
30447 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30448 (find_indirect_cycles): This.
30449 (equivalence_class): New variable.
30450 (label_visit): New function.
30451 (perform_variable_substitution): Rewritten.
30452 (free_var_substitution_info): New function.
30453 (find_equivalent_node): Ditto.
30454 (move_complex_constraints): Ditto.
30455 (eliminate_indirect_cycles): Ditto.
30456 (solve_graph): Only propagate changed bits.
30457 Use indirect cycle elimination.
30459 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30460 (tree_id_eq): Renamed to ...
30461 (tree_vi_eq): This. Update for member change
30462 (insert_id_for_tree): Renamed and rewritten to ...
30463 (insert_vi_for_tree): This.
30464 (lookup_id_for_tree): Renamed and rewritten to ...
30465 (lookup_vi_for_tree): This.
30466 (get_id_for_tree): Renamed and rewritten to ...
30467 (get_vi_for_tree): Ditto.
30468 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30469 (process_constraint): Don't handle INCLUDES.
30470 Remove special ADDRESSOF case.
30471 (find_func_aliases): Rewrite to use vi functions instead of id
30473 (create_function_info_for): Ditto.
30474 (create_variable_info_for): Ditto.
30475 (intra_create_variable_infos): Ditto.
30476 (merge_smts_into): Ditto.
30477 (find_what_p_points_to): Ditto.
30478 (init_base_vars): Ditto.
30479 (init_alias_vars): Ditto.
30480 (remove_preds_and_fake_succs): New function.
30481 (dump_sa_points_to_info): Dump new stats.
30482 (dump_solution_for_var): Use find.
30483 (set_used_smts): Fix formatting.
30484 (compute_points_to_sets): Updated for new functions.
30485 (ipa_pta_execute): Ditto.
30487 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30488 Richard Sandiford <richard@codesourcery.com>
30490 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30492 * calls.c (expand_call): If the return value is a PARALLEL,
30493 extract its first member.
30494 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30495 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30496 use FUNCTION_EXTRA_EPILOGUE.
30497 (m68k_function_value): Return a PARALLEL if the return value
30498 is of a pointer type.
30499 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30500 (FUNCTION_EXTRA_EPILOGUE): Remove.
30501 * config/m68k/m68k.md (D0_REG): New constant.
30503 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30505 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30506 output a NOP for empty epilogues.
30508 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30510 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30511 before function. Extend register save check to include all
30512 registers, not just integer ones.
30514 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30516 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30517 (m68k_use_return_insn): ...this.
30518 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30519 * config/m68k/m68k.c (use_return_insn): Rename to...
30520 (m68k_use_return_insn): ...this.
30521 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30522 of USE_RETURN_INSN.
30524 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30526 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30527 nearest even, fix denormal rounding overflow.
30529 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30531 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30532 f%$smove and f%$move.
30533 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30534 (extendsfdf2_cf): Use fdmove instead of f%&move.
30535 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30536 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30538 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30540 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30543 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30545 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30546 (coldfire_single_format): Declare.
30547 (coldfire_double_format): Likewise.
30548 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30549 of qnan_msb_set to determine the lower bits of a canonical
30551 (encode_ieee_double): Likewise.
30552 (encode_ieee_quad): Likewise.
30553 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30554 (mips_single_format): Likewise.
30555 (ieee_double_format): Likewise.
30556 (mips_double_format): Likewise.
30557 (ieee_extended_motorola_format): Likewise.
30558 (ieee_extended_intel_96_format): Likewise.
30559 (ieee_extended_intel_128_format): Likewise.
30560 (ieee_extended_intel_96_round_53_format): Likewise.
30561 (ibm_extended_format): Likewise.
30562 (mips_extended_format): Likewise.
30563 (ieee_quad_format): Likewise.
30564 (mips_quad_format): Likewise.
30565 (vax_f_format): Likewise.
30566 (vax_d_format): Likewise.
30567 (vax_g_format): Likewise.
30568 (i370_single_format): Likewise.
30569 (i370_double_format): Likewise.
30570 (decimal_single_format): Likewise.
30571 (decimal_double_format): Likewise.
30572 (decimal_quad_format): Likewise.
30573 (c4x_single_format): Likewise.
30574 (c4x_extended_format): Likewise.
30575 (real_internal_format): Likewise.
30576 (coldfire_single_format): New real_format.
30577 (coldfire_double_format): Likewise.
30578 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30579 canonical_nan_lsbs_set.
30580 (pdp11_d_format): Likewise.
30581 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30582 if TARGET_COLDFIRE_CPU.
30584 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30586 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30587 (output_call, m68k_legitimize_call_address): Declare.
30588 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30589 parenthesees. Add support for a 'W' constraint.
30590 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30591 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30592 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30593 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30595 (override_options): Initialize them. Do not set flag_no_function_cse
30596 for TARGET_ID_SHARED_LIBRARY.
30597 (m68k_output_pic_call): Delete.
30598 (m68k_legitimize_call_address): New function.
30599 (print_operand): Remove the %o prefix. Handle the %p prefix.
30600 (output_call): New function.
30601 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30602 target address from the GOT if symbolic jumps are not allowed.
30603 * config/m68k/m68k.md (call, general_operand): Do not set
30604 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30605 Merge separate flag_pic and !flag_pic define_insns into...
30606 (*call, *call_value): ...these new patterns. Match the address
30607 rather than the containing MEM and require it to be a call_operand.
30608 Use output_call to generate the asm template.
30609 * config/m68k/predicates.md (const_call_operand): New predicate.
30610 (call_operand): Likewise.
30612 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30614 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30615 (STACK_GROWS_DOWNWARD): Define to 1.
30616 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30617 comments, emphasizing that these values are only defaults.
30618 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30619 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30621 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30623 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30625 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30626 Richard Sandiford <richard@codesourcery.com>
30628 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30629 (FP_REGNO_P): New macros.
30630 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30631 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30632 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30633 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30635 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30637 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30638 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30640 * config/m68k/t-floatlib: New file, extracting common code from...
30641 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30642 * config/m68k/t-uclinux: Here.
30643 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30644 routines on ColdFire targets.
30646 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30648 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30649 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30650 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30651 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30652 explicitly set MOTOROLA to 1.
30653 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30655 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30656 Nathan Sidwell <nathan@codesourcery.com>
30658 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30659 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30660 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30661 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30662 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30663 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30664 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30665 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30666 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30667 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30668 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30669 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30670 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30671 (DBX_REGISTER_NUMBER): Delete.
30672 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30673 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30674 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30676 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30678 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30679 * config/flat.h: New file.
30680 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30681 OBJECT_FORMAT_FLAT.
30682 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30683 indirect references for -msep-data or -mid-shared-library.
30684 Do not use PC-relative code addresses either.
30685 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30687 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30688 for shared libraries and crt1.o for executables. Use crti.o and
30690 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30691 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30692 Do not add -elf2flt or -shared-lib-id options here.
30693 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30694 Pass -shared-lib-id if -mid-shared-library, taking the library
30695 identifier from -mshared-library-id if given, otherwise
30697 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30698 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30699 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30700 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30701 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30702 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30704 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30705 jump sequence for ISA A and ISA A+.
30706 (PICJUMP): Likewise.
30708 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30710 * config.gcc (m68k-*-uclinux*): Base the port on the common
30711 and m68k GNU/Linux files rather than on the generic ELF ones.
30712 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30713 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30715 2007-01-18 Julian Brown <julian@codesourcery.com>
30716 Richard Sandiford <richard@codesourcery.com>
30718 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30719 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30720 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30722 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30723 80 unconditionally.
30724 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30726 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30728 * doc/install.texi: Document m68k-uclinuxoldabi.
30729 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30730 * config/m68k/uclinux-oldabi.h: New file, copied from
30731 config/m68k/uclinux.h.
30733 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30735 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30736 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30737 (m32r_compute_frame_size): Use unsigned for regno.
30738 (m32r_reload_lr): Use gen_frame_mem.
30740 (m32r_output_function_epilogue): Don't output the function epilogue
30742 (m32r_expand_epilogue): New.
30743 (direct_return): Return false if the function has the interrupt
30745 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30746 * config/m32r/m32r.md (epilogue): New expander.
30747 (return_lr, return_rte): New insns.
30748 (return): Make it expander.
30749 (return_normal): New expander.
30751 2007-01-18 Josh Conner <jconner@apple.com>
30754 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30755 support for UNLE, UNLT, UNGE, and UNGT.
30757 2007-01-18 Jan Hubicka <jh@suse.cz>
30759 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30760 * tree-tailcall (add_virtual_phis): Likewise.
30761 (optimize_tail_call): Return TODOs.
30762 (execute_tail_calls): Return TODOs.
30763 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30764 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30766 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30767 Cleanup cfg using TODO.
30768 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30769 * passes.c (execute_function_todo): When cleanup did something, remove
30771 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30772 (make_edges): Don't cleanup_cfg.
30774 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30776 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30777 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30778 operate on the top of stack.
30779 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30780 register handling of instructions that output to the second
30782 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30783 (move_for_stack_reg): Special-case check for dead destination
30784 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30786 * config/i386/i386.md (UNSPEC_TAN): New constant.
30787 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30788 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30789 to correctly model move of constant 1.0 to top stack slot.
30790 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30791 (unnamed peephole2 pattern): Remove corresponding peephole2
30792 pattern that optimizes tan insn and loading of constant 1.0.
30793 (tanxf2): Use fptanxf4_i387.
30794 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30795 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30796 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30797 disable patterns for SSE math.
30798 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30799 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30801 2007-01-18 Dirk Mueller <dmueller@suse.de>
30802 Richard Guenther <rguenther@suse.de>
30805 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30806 * common.opt (Warray-bounds): Add new warning option.
30807 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30809 * Makefile.in: make tree-vrp.o depend on toplev.h
30810 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30812 (check_array_refs, check_array_bounds, check_array_ref): New.
30814 2007-01-18 Jan Hubicka <jh@suse.cz>
30816 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30817 (execute_ssa_ccp): Return flags conditionally.
30818 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30820 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30822 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30824 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30825 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30827 * Makefile.c (GTFILES): Add cfglayout.h.
30828 * gengtype.c (open_base_files): Likewise.
30829 * cfglayout.c (cfg_layout_function_footer,
30830 cfg_layout_function_header) Reindent to make gengtype happy.
30831 * cfglayout.h (cfg_layout_function_footer,
30832 cfg_layout_function_header): Add GTY(()) marker.
30834 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30836 2007-01-18 Ben Elliston <bje@au.ibm.com>
30838 * genautomata.c (write_automata): Include xstrerror output in the
30839 error message if writing the DFA description file fails.
30841 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30843 * config/mips/mips-protos.h (mips_output_external): Make it
30845 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30846 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30847 (extern_list): Likewise.
30848 (extern_head): Likewise.
30849 (TARGET_ASM_FILE_END): Likewise.
30850 (mips_file_end): Likewise.
30851 (mips_output_external): Rewritten.
30853 2007-01-18 Ben Elliston <bje@au.ibm.com>
30855 * genpreds.c (write_insn_preds_c): Only write out the function
30856 body for regclass_for_constraint if we have register constraints.
30858 2007-01-17 Tom Tromey <tromey@redhat.com>
30860 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30861 * doc/install.texi (Testing): Use sourceware.org.
30862 (Binaries): Likewise.
30863 (Specific): Likewise.
30864 * doc/contrib.texi (Contributors): Use sourceware.org.
30866 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30868 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30869 (AVR_ENHANCED): Rename to ...
30870 (AVR_HAVE_MUL): ... new.
30871 (avr_enhanced_p): Rename to ...
30872 (avr_have_mul_p): ... new.
30873 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30874 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30875 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30876 (avr_have_mul_p): ... new.
30877 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30878 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30879 'avr_enhanced_p' and 'enhanced'.
30880 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30881 AVR_HAVE_MUL instead of AVR_ENHANCED.
30882 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30883 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30884 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30885 instead of AVR_ENHANCED.
30886 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30887 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30888 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30890 2007-01-17 Ian Lance Taylor <iant@google.com>
30892 * vec.h (VEC_reserve_exact): Define.
30893 (vec_gc_p_reserve_exact): Declare.
30894 (vec_gc_o_reserve_exact): Declare.
30895 (vec_heap_p_reserve_exact): Declare.
30896 (vec_heap_o_reserve_exact): Declare.
30897 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30899 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30900 negative parameter.
30901 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30902 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30903 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30904 * vec.c (calculate_allocation): Add exact parameter. Change all
30906 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30907 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30908 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30909 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30910 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30911 (vec_heap_p_reserve_exact): New function.
30912 (vec_heap_o_reserve_exact): New function.
30914 2007-01-17 Jan Hubicka <jh@suse.cz>
30916 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30918 2007-01-17 Eric Christopher <echristo@apple.com>
30920 * config.gcc: Support core2 processor.
30922 2007-01-16 Jan Hubicka <jh@suse.cz>
30924 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30925 the names, just unlink the chain so we don't crash on dangling
30929 2007-01-16 Jan Hubicka <jh@suse.cz>
30931 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30932 * tree-pass.h: Reorder to make IPA passes appear toegher.
30933 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30935 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30936 parameters, do not call early inliner.
30937 * ipa-inline.c: Update comments. Include tree-flow.h
30938 (cgraph_decide_inlining): Do not compute inlining parameters.
30939 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30940 be called with function context set up.
30941 (pass_ipa_inline): Remove unreachable functions before pass.
30942 (cgraph_early_inlining): Simplify assuming to be called from the
30944 (pass_early_inline): New pass.
30945 (cgraph_gate_ipa_early_inlining): New gate.
30946 (pass_ipa_early_inline): Turn into simple wrapper.
30947 (compute_inline_parameters): New function.
30948 (gate_inline_passes): New gate.
30949 (pass_inline_parameters): New pass.
30950 (apply_inline): Move here from tree-optimize.c
30951 (pass_apply_inline): New pass.
30952 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30954 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30955 doing them by hand.
30956 (tree_function_versioning): Do not allocate dummy struct function.
30957 * tree-inline.h (optimize_inline_calls): Update prototype.
30958 * tree-optimize.c (execute_fixup_cfg): Export.
30959 (pass_fixup_cfg): Remove
30960 (tree_rest_of_compilation): Do not apply inlines.
30961 * tree-flow.h (execute_fixup_cfg): Declare.
30962 * Makefile.in (gt-passes.c): New.
30963 * passes.c: Include gt-passes.h
30964 (init_optimization_passes): New passes.
30965 (nnodes, order): New static vars.
30966 (do_per_function_toporder): New function.
30967 (execute_one_pass): Dump current pass here.
30968 (execute_ipa_pass_list): Don't dump current pass here.
30970 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30972 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30973 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30975 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30977 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30978 (strong_alias): Define.
30979 (__gcc_qmul): Provide non-FMA for soft-float.
30980 (__gcc_qdiv): Same.
30985 (__gcc_qunord): New.
30995 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30996 soft-float functions.
30997 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30998 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30999 about long double soft float.
31001 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31002 Tehila Meyzels <tehila@il.ibm.com>
31004 * tree-vectorizer.h (is_pattern_stmt_p): New.
31005 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31006 formatting (tabs instead of spaces). Cleanup and clarify setting
31007 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31008 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31009 (vectorizable_type_demotion): Check that types are integral.
31010 (vectorizable_type_promotion): Likewise.
31011 (vectorizable_store): Fix typo. Eliminate new-line at end of
31014 2007-01-16 Jan Hubicka <jh@suse.cz>
31016 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31019 2007-01-15 Eric Christopher <echristo@apple.com>
31021 * ifcvt.c: Include vec.h, vecprim.h.
31022 (check_cond_move_block): New argument regs.
31023 Reorganize. Add registers used to regs.
31024 (cond_move_process_if_block): Use regs set above as
31027 2007-01-15 Eric Christopher <echristo@apple.com>
31029 * config/darwin.h: Update copyright.
31030 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31031 (LINK_COMMAND_SPEC): Add -u.
31032 (LINK_SPEC): Fix umbrella for above.
31034 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31036 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31039 2007-01-15 Tom Tromey <tromey@redhat.com>
31041 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31042 * doc/install.texi (Testing): Don't mention jacks.
31043 (Configuration): Document --enable-java-maintainer-mode. Move
31044 --with-java-home to libgcj-specific section. Document
31046 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31048 2007-01-15 Jan Hubicka <jh@suse.cz>
31050 * tree-ssa-dce.c (DCE_TODOs): New.
31051 (propagate_necessity): Return if something changed.
31052 (eliminate_unnecessary_stmts): Likewise.
31053 (perform_tree_ssa_dce): Return TODO flags when needed.
31054 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31056 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31058 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31059 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31060 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31061 patterns using X87MODEF12 mode macro. Extend operand 1
31062 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31063 (log10<mode>2): Ditto.
31064 (log2<mode>2): Ditto.
31065 (log1p<mode>2): Ditto.
31066 (logb<mode>2): Ditto.
31067 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31068 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31069 (*fxtractxf3_i387): Rename from *fxtractxf3.
31070 (fxtract_extend<mode>xf3_i387): New insn pattern.
31071 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31072 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31073 and gen_fyl2xxf3_i387().
31075 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31077 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31078 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31079 get_loop_exit_edges. Changed return type to bool.
31080 * cfgloop.h (fix_loop_placement): Declaration removed.
31082 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31084 * param.h (MIN_VECT_LOOP_BOUND): New.
31085 * params.def (MIN_VECT_LOOP_BOUND): New.
31086 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31087 argument - minimum threshold for number of iterations.
31088 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31089 argument to declaration.
31090 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31091 MIN_VECT_LOOP_BOUND.
31092 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31093 slpeel_tree_peel_loop_to_edge with additional argument.
31094 (vect_do_peeling_for_alignment): Likewise.
31095 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31097 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31100 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31101 operands of size 1.
31103 2007-01-14 Jan Hubicka <jh@suse.cz>
31105 * tree-dfa.c (remove_referenced_var): New function.
31106 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31107 prune referenced vars list too.
31108 * tree-flow.h (remove_referenced_var): Declare.
31110 2007-01-14 Jan Hubicka <jh@suse.cz>
31112 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31114 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31115 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31116 * except.h (verify_eh_throw_table_statements): Kill prototype.
31117 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31118 into call exrepssions.
31119 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31121 * tree-cfg.c: Include pointer-set.h.
31122 (verify_node_sharing): Work on pointer set.
31123 (verify_eh_throw_stmt_node): New.
31124 (verify_stmts): Use pointers sets, verify throw_stmt.
31126 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31128 * ipa-reference.c (analyze_function): Consider also addresses taken
31131 2007-01-12 Roger Sayle <roger@eyesopen.com>
31133 * c-typeck.c (null_pointer_constant_p): Replace use of
31134 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31135 (build_c_cast): Likewise.
31137 2007-01-12 Roger Sayle <roger@eyesopen.com>
31139 * tree.h (force_fit_type_double): Remove unused final argument.
31140 * c-common.c (constant_expression_warning): Replace use of
31141 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31142 (convert_and_check): Likewise.
31143 (shorten_compare): Update call to force_fit_type_double.
31144 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31145 * convert.c (convert_to_pointer): Update call to
31146 force_fit_type_double.
31147 * fold-const.c (force_fit_type_double): Remove overflowed_const
31149 (int_const_binop, fold_convert_const_int_from_int,
31150 fold_convert_const_int_from_real, fold_div_compare,
31151 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31152 fold_abs_const, fold_not_const): Remove the final argument from
31153 calls to force_fit_type_double.
31155 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31157 * configure.ac: Set insn to "nop" for spu-*-* also.
31158 * configure: Regenerate.
31160 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31162 * builtins.def : Add BUILT_IN_FREE.
31164 2007-01-12 Jan Hubicka <jh@suse.cz>
31166 PR tree-optimization/30443
31167 * tree-inline.c (tree_function_versioning): Do not optimize when
31168 cloning for inlining.
31170 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31172 * doc/loop.texi: Document recording of loop exits.
31173 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31174 (update_single_exits_after_duplication,
31175 update_single_exit_for_duplicated_loop,
31176 update_single_exit_for_duplicated_loops): Removed.
31177 (duplicate_loop_to_header_edge): Do not call
31178 update_single_exits_after_duplication and
31179 update_single_exit_for_duplicated_loops.
31180 (loop_version): Do not update single_exit information.
31181 (fix_loop_structure): Use record_loop_exits instead of
31182 mark_single_exit_loops.
31183 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31184 the lists of loop exits.
31185 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31186 split_edge, merge_blocks): Update the lists of loop exits.
31187 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31188 loop_optimizer_init.
31189 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31190 of mark_single_exit_loops.
31191 (loop_optimizer_finalize): Call release_recorded_exits.
31192 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31193 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31194 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31195 update single exit information.
31196 * lambda-code.c (perfect_nestify): Ditto.
31197 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31198 (mark_single_exit_loops): Removed.
31199 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31200 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31201 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31203 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31204 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31205 (verify_loop_structure): Verify consistency of the exit lists.
31206 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31207 (set_single_exit): Removed.
31208 * cfgloop.h (struct loop_exit): New function.
31209 (struct loop): single_exit_ field replaced by exits field.
31210 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31211 LOOPS_HAVE_RECORDED_EXITS.
31212 (struct loops): Added exits hash.
31213 (mark_single_exit_loops, set_single_exit): Declaration removed.
31214 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31216 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31218 * doc/invoke.texi: Avoid use of @headitem.
31220 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31222 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31224 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31226 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31229 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31230 Richard Sandiford <richard@codesourcery.com>
31232 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31233 * config/m68k/m68k.opt: Resort options.
31234 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31236 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31237 Richard Sandiford <richard@codesourcery.com>
31239 * doc/invoke.texi: Document the macros that are defined by
31240 m68k's -mtune and -mhard-float options.
31241 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31242 (m68k_cpp_cpu_family): Likewise.
31243 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31244 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31245 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31246 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31247 (m68k_cpp_cpu_family): Likewise.
31249 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31251 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31252 macros besides mc68000 as tuning macros. Use a switch statement
31253 to set them and mcpu32.
31255 2007-01-12 Julian Brown <julian@codesourcery.com>
31257 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31258 (TARGET_68040_ONLY): Rename to...
31259 (TARGET_68040): ...this.
31260 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31261 * config/m68k/m68k.md: Likewise.
31263 2007-01-12 Julian Brown <julian@codesourcery.com>
31264 Nathan Sidwell <nathan@codesourcery.com>
31265 Richard Sandiford <richard@codesourcery.com>
31267 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31268 the -mcpu= argument associated with the --with-cpu setting.
31269 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31270 if different from the one implied by the -mcpu setting.
31271 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31272 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31273 * doc/invoke.texi: Mention ColdFire in the introduction to the
31274 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31275 -mno-div and -mhard-float options. Make -m68881 a synonym for
31276 -mhard-float. Document the previously-undocumented -m5206e,
31277 -m528x, -m5307 and -m5407 options. Tweak the existing option
31278 documentation for consistency.
31279 * doc/install.texi: Mention new --with-cpu arguments.
31280 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31281 default CPU if neither -mcpu nor -march are specified.
31282 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31283 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31284 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31285 using m68k_tune to decide between families that implement the
31286 same ISA. Use m68k_tune to set __mcfv4e__.
31287 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31288 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31289 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31290 (FL_ISA_C, FL_ISA_MMU): New macros.
31291 (MASK_COLDFIRE): Delete.
31292 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31293 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31294 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31295 (TARGET_HARD_FLOAT): Do not define here.
31296 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31297 (TUNE_68000): New macro.
31298 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31299 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31300 (TUNE_CFV2): Redefine in terms of m68k_tune.
31301 (uarch_type, target_device, fpu_type): New enums.
31302 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31303 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31304 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31305 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31306 (FL_FOR_isa_c): New macros.
31307 (m68k_isa): New enum.
31308 (m68k_target_selection): New structure.
31309 (all_devices, all_isas, all_microarchs): New tables.
31310 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31311 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31312 (MASK_ALL_CPU_BITS): Delete.
31313 (m68k_find_selection): New function.
31314 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31315 Map the legacy target options to a combination of the new ones.
31316 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31317 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31318 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31320 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31321 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31323 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31324 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31325 * config/m68k/m68k-devices.def: New file.
31327 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31328 Nathan Sidwell <nathan@codesourcery.com>
31330 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31331 (SUBTARGET_EXTRA_SPECS): New macros.
31332 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31333 use %(asm_cpu_spec) instead.
31334 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31335 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31336 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31337 (EXTRA_SPECS): Rename to...
31338 (SUBTARGET_EXTRA_SPECS): ...this.
31340 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31341 Richard Sandiford <richard@codesourcery.com>
31342 Julian Brown <julian@codesourcery.com>
31344 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31345 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31346 to the configuration's default CPU.
31347 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31348 Remove default masks.
31349 (m680[012]0-*-*): Set the default with_cpu to the first part of
31351 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31352 (m68k*-*-linux): Extend the --with-cpu handling to...
31353 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31354 and m68010. Don't set target_cpu_default2.
31355 * doc/install.texi: Document --with-cpu for m68k.
31356 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31357 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31358 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31359 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31360 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31361 (ASM_SPEC): Remove use of %(asm_cpu_default).
31362 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31363 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31364 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31365 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31366 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31367 (TARGET_DEFAULT): Delete.
31368 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31369 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31370 (CPP_CPU_SPEC): Delete.
31371 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31372 the appropriate string.
31373 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31374 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31375 (ASM_SPEC): Don't use %(asm_default_spec).
31376 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31377 TARGET_DEFAULT and add MASK_68881.
31378 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31380 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31382 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31383 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31384 MASK_68010 alongside MASK_68020.
31385 * doc/invoke.texi: Document -m68010.
31386 * config/m68k/m68k.opt (m68010): New.
31387 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31389 (TUNE_68010): New macro.
31390 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31391 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31392 (M68K_CPU_m68332): Add MASK_68010.
31393 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31394 fallback definition.
31395 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31397 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31398 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31399 to all entries that use MASK_68020.
31400 (output_move_simode_const, output_move_himode, output_move_qimode)
31401 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31402 instead of TARGET_68020 to select clr behavior. Remove comment
31403 about there being no TARGET_68010.
31404 * config/m68k/m68k.md: Likewise throughout.
31406 2007-01-12 Julian Brown <julian@codesourcery.com>
31408 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31409 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31410 * config/m68k/m68k.md: Likewise.
31412 2007-01-12 Julian Brown <julian@codesourcery.com>
31414 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31415 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31417 2007-01-12 Julian Brown <julian@codesourcery.com>
31419 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31420 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31421 * config/m68k/m68k.md: Likewise.
31423 2007-01-12 Julian Brown <julian@codesourcery.com>
31424 Richard Sandiford <richard@codesourcery.com>
31426 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31427 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31428 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31430 (TARGET_CPU32): Rename to...
31431 (TUNE_CPU32): ...this.
31432 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31433 (TUNE_CFV2): New macros.
31434 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31435 remove conditions that are implied by TARGET_68020.
31436 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31437 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31438 (m68k_output_function_epilogue): Likewise.
31439 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31440 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31441 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31442 non-68000 timings. Refactor multiplication and division costs.
31443 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31444 TUNE_CPU32 instead of TARGET_CPU32.
31445 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31446 and TUNE_68060 instead of TARGET_68060.
31447 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31448 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31450 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31451 && !TARGET_COLDFIRE" to choose between moveq and clr.
31452 Likewise in the unnamed movsf pattern.
31453 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31454 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31457 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31459 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31460 of tabbing before backslashes.
31462 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31464 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31465 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31466 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31468 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31470 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31471 find_interesting_uses_cond.
31472 (find_interesting_uses_cond): Use extract_cond_operands.
31473 (rewrite_use_compare): Use extract_cond_operands and
31474 force_gimple_operand_bsi. Do not call update_stmt.
31475 (determine_use_iv_cost_condition): Use extract_cond_operands.
31476 Return cheaper of using original bound and changing the exit bound.
31478 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31480 PR tree-optimization/29516
31481 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31482 most_expensive_mult_to_index, addr_to_parts,
31483 create_mem_ref, maybe_fold_tmr): Make the type of
31484 fields of TARGET_MEM_REF sizetype.
31485 (move_fixed_address_to_symbol, move_pointer_to_base):
31487 * tree.def (TARGET_MEM_REF): Add comment on types of
31490 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31492 * c-common.c (vector_types_convertible_p): Treat opaque types as
31493 always convertible if they have the same size, but not otherwise.
31495 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31497 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31498 Remove the b_unconditional field.
31499 (noce_try_sign_mask): Do not look at b_unconditional.
31500 (noce_process_if_block): Do not use merge_if_blocks. Update
31501 the CFG here. Do not set b_unconditional.
31502 (cond_move_process_if_block): Likewise.
31503 (find_cond_trap): Likewise.
31504 (check_cond_move_block): Require simple jump insns at the end
31505 of the basic block.
31507 2007-01-11 Jan Hubicka <jh@suse.cz>
31509 PR tree-optimization/1046
31510 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31511 when alias info is not ready.
31512 (pass_tail_recursion): Do not require aliasing.
31513 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31514 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31515 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31516 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31517 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31518 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31519 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31521 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31522 When aliasing is not build, mark statement as volatile.
31524 2007-01-11 Tom Tromey <tromey@redhat.com>
31526 PR preprocessor/15185, PR preprocessor/20989:
31527 * doc/cppopts.texi <-MT>: Update description of algorithm for
31528 computing default target.
31529 <-M, -MD>: Reword "basename" text.
31531 2007-01-11 Roger Sayle <roger@eyesopen.com>
31533 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31534 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31535 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31536 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31537 fold_builtin_bswap, real_constp, fold_builtin_pow,
31538 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31539 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31540 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31541 * convert.c (convert_to_pointer): Likewise.
31542 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31543 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31544 const_binop, fold_convert_const_int_from_int,
31545 fold_convert_const_int_from_real,
31546 fold_convert_const_real_from_real, sign_bit_p,
31547 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31548 fold_sign_changed_comparison, fold_unary, fold_comparison,
31549 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31550 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31551 * print-tree.c (print_node_brief, print_node): Likewise.
31552 * stor-layout.c (place_field, layout_type): Likewise.
31553 * tree-chrec.c (keep_cast): Likewise.
31554 * tree.c (build_vector, build_real, build_real_from_int_cst,
31555 build_complex): Likewise.
31557 2007-01-11 Roger Sayle <roger@eyesopen.com>
31559 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31560 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31562 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31564 * configure.ac (strict1_warn): Rename to strict_warn.
31565 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31566 cc_set_by_configure, quoted_cc_set_by_configure,
31567 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31568 all_boot_languages, all_stagestuff): Remove.
31569 (target_list): Remove bootstrap targets.
31570 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31571 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31572 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31573 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31574 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31575 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31576 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31577 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31578 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31579 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31580 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31581 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31582 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31583 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31584 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31585 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31586 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31587 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31588 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31589 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31590 (mostlyclean): Adjust.
31591 (clean, distclean): Don't mention bootstrap stuff.
31592 * configure: Regenerate.
31593 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31594 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31595 treelang/config-lang.in (stagestuff): Remove.
31596 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31597 stageprofile, stagefeedback, stagestuff): Remove mention.
31599 2007-01-11 Nick Clifton <nickc@redhat.com>
31601 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31603 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31604 (mcore_arith_K_S_operand): Run the test for the S constraint not
31605 the test for the M constraint.
31606 (mcore_addsub_operand): Do not accept integer values that are
31607 larger than 32 bits.
31608 * config/mcore/mcore.md: Remove unused constraints from split.
31609 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31610 (addsi3): Likewise.
31611 (allocate_stack): Likewise.
31612 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31613 operands to 32 bits.
31614 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31616 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31617 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31618 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31619 mcore_output_bclri, mcore_output_andn, output_inline_const,
31620 mcore_output_move, mcore_output_movedouble): Likewise.
31621 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31622 (output_inline_const): Likewise.
31623 (output_inline_const): Fix format strings used in sprintf
31625 * config/mcore/mcore-protos.h: Update prototypes for changed
31626 functions in mcore.c.
31627 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31628 HOST_WIDE_INT and not int.
31629 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31630 CONST_OK_FOR_N): Likewise.
31631 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31632 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31635 2007-01-10 Jan Hubicka <jh@suse.cz>
31637 * tree-vrp.c (remove_range_assertions): Release defs.
31638 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31639 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31641 2007-01-10 Paul Brook <paul@codesourcery.com>
31643 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31644 * config/arm/arm.md (mulsi3subsi): New insn.
31646 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31648 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31649 (tree_transform_and_unroll_loop): New.
31650 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31653 2007-01-10 Robert Kennedy <jimbob@google.com>
31655 * fold-const.c (fold_comparison): Fold comparisons like (x *
31656 1000 < 0) to (x < 0).
31658 2007-01-10 Ian Lance Taylor <iant@google.com>
31660 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31661 operands have the same priority.
31663 2007-01-10 Tom Tromey <tromey@redhat.com>
31665 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31666 (fold_binary): Likewise.
31667 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31668 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31669 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31670 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31671 * langhooks.h (struct lang_hooks): Removed field
31672 'can_use_bit_fields_p'.
31674 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31676 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31678 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31680 * function.c (get_last_funcdef_no): New function.
31681 * function.h (get_last_funcdef_no): Declare.
31682 * tree-inline.c (initialize_cfun): Add initialization.
31683 (tree_function_versioning): Cleanup.
31685 2007-01-10 Jan Hubicka <jh@suse.cz>
31687 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31690 2007-01-10 Sa Liu <saliu@de.ibm.com>
31691 Ben Elliston <bje@au.ibm.com>
31693 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31694 for SAVE_NONLOCAL and Pmode for any other save level.
31695 * spu-protos.h (spu_restore_stack_block): Declare.
31696 * spu.md (save_stack_block): Remove.
31697 (restore_stack_block): Call spu_restore_stack_block.
31698 * spu.c (spu_restore_stack_block): New function.
31699 (spu_expand_epilogue): Remove old comment.
31701 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31703 PR tree-optimization/30322
31704 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31705 (cand_value_at): Return the value as aff_tree.
31706 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31707 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31708 aff_combination_mult): New functions.
31709 (aff_combination_add): Use aff_combination_add_cst.
31710 (aff_combination_convert): Allow conversions to a wider type.
31711 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31712 * tree-affine.h (aff_combination_mult): Declare.
31714 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31716 * doc/tm.texi: Update documentation to reflect reality of exec
31717 and start file search behaviours. Update copyright year.
31718 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31719 header file directories.
31721 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31723 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31724 (*cosxf2): Rename to cosxf2_i387.
31725 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31726 using X87MODEF12 mode macro. Rename patterns to
31727 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31729 (*cosdf2, *cossf2): Ditto.
31730 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31731 to match extended input operands.
31732 (sincos<mode>3): New expander.
31733 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31734 insn patterns and corresponding splitters.
31736 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31738 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31739 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31741 2007-01-09 Nicolas Pitre <nico@cam.org>
31744 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31746 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31748 * target.h (struct gcc_target): New field library_rtti_comdat.
31749 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31750 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31751 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31752 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31754 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31756 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31758 2007-01-08 Richard Guenther <rguenther@suse.de>
31760 * tree.h (force_fit_type_double): Export.
31761 (force_fit_type): Remove.
31762 * fold-const.c (force_fit_type_double): New function.
31763 (force_fit_type): Remove.
31764 (int_const_binop): Use it.
31765 (fold_convert_const_int_from_int): Likewise.
31766 (fold_convert_const_int_from_real): Likewise.
31767 (fold_div_compare): Likewise.
31768 (fold_sign_changed_comparison): Likewise.
31769 (fold_unary): Likewise.
31770 (fold_negate_const): Likewise.
31771 (fold_abs_const): Likewise.
31772 (fold_not_const): Likewise.
31773 * c-common.c (shorten_compare): Use force_fit_type_double.
31774 * convert.c (convert_to_pointer): Likewise.
31776 2007-01-08 Richard Guenther <rguenther@suse.de>
31778 * tree.h (build_int_cst_wide_type): Export.
31779 * tree.c (build_int_cst_wide_type): New function.
31780 (build_int_cst_wide): Fix comment.
31781 * builtins.c (fold_builtin_object_size): Use build_int_cst
31782 to build -1 or 0 of the correct type. Use fit_double_type
31783 to check for overflow.
31784 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31786 (decode_field_reference): Likewise.
31787 (all_ones_mask_p): Likewise.
31788 (native_interpret_int): Use build_int_cst_wide_type.
31789 (fold_binary): Use build_int_cst_type to build an all-ones
31791 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31793 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31795 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31797 2007-01-09 Ben Elliston <bje@au.ibm.com>
31799 * genautomata.c (STATS_OPTION): New option.
31800 (stats_flag): New flag.
31801 (gen_automata_option): Handle it.
31802 (initiate_automaton_gen): Ditto.
31803 (write_automata): Output statistics only if stats_flag is
31804 set. Likewise, output time statistics only if time_flag is set.
31805 * doc/md.texi (Processor pipeline description): Document new flag.
31807 2007-01-08 Richard Guenther <rguenther@suse.de>
31809 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31810 * tree.c (build_int_cst_type): Likewise.
31811 (size_in_bytes): Don't call force_fit_type on the result.
31812 (int_fits_type_p): Use fit_double_type.
31813 * fold-const.c (fit_double_type): New function.
31814 (force_fit_type): Use it.
31815 * tree.h (fit_double_type): Export.
31817 2007-01-08 Jan Hubicka <jh@suse.cz>
31819 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31820 * ipa.c (function_and_variable_visibility): Fix return type.
31822 2007-01-08 Richard Guenther <rguenther@suse.de>
31824 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31825 of offset to build the index.
31826 * tree-pretty-print.c (dump_generic_node): Don't build negated
31827 const just for printing.
31828 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31829 * builtins.c (fold_builtin_int_roundingfn): Check if result
31830 fits the type by using force_fit_type and comparing the result.
31831 * predict.c (predict_loops): Use compare_tree_int for comparison.
31832 * tree.c (build_int_cst): Fall back to integer_type_node for
31834 (build_int_cst_wide): Assert type is non-null.
31836 2007-01-08 Roberto Costa <roberto.costa@st.com>
31838 * tree-vrp.c (extract_range_from_cond_expr): New.
31839 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31840 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31842 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31843 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31844 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31845 used as expressions.
31846 * tree-object-size.c (cond_expr_object_size): New.
31847 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31849 2007-01-08 Jan Hubicka <jh@suse.cz>
31851 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31852 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31855 2007-01-08 Richard Guenther <rguenther@suse.de>
31857 PR tree-optimization/23603
31858 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31859 (extract_range_from_binary): Fall back to truthvalue instead of
31860 varying for TRUTH_*_EXPR.
31861 (extract_range_from_comparison): Fall back to truthvalue instead of
31863 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31864 if all visited PHI values were constant.
31866 2007-01-08 Jan Hubicka <jh@suse.cz>
31868 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31869 (cgraph_analyze_function): break out from ...
31870 (cgraph_finalize_compilation_unit): ... here.
31871 (cgraph_expand_function): Remove forgoten commented out line.
31872 (cgraph_optimize): Analyze functions.
31874 2007-01-08 Jan Hubicka <jh@suse.cz>
31876 * tree-pas.h (TODO_remove_function): New flag.
31877 (TODO_update*): Renumber.
31878 (pass_ipa_increase_alignment,
31879 pass_ipa_function_and_variable_visibility): New passes.
31880 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31881 (cgraph_function_and_variable_visibility): Move to ipa.c
31882 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31883 cgraph_increase_alignment.
31884 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31885 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31886 calling tree-inline.
31887 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31888 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31889 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31890 (gate_increase_alignment): New function.
31891 (pass_ipa_increase_alignment): New pass.
31892 * ipa.c: Inline tree-pass.h and timevar.h
31893 (function_and_variable_visibility): Move here from cgraphunit.c
31894 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31895 * passes.c (init_optimization_passes): Add the two new passes.
31896 (execute_todo): Handle cgraph_remove_functions.
31898 2007-01-08 Nick Clifton <nickc@redhat.com>
31900 * config/frv/predicates.md (reg_or_0_operand): Accept
31903 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31905 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31906 * config.gcc: Add bfin*-rtems*.
31908 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31910 * c.opt: Add -flax-vector-conversions.
31911 * c-typeck.c (convert_for_assignment): Pass flag to
31912 vector_types_convertible_p to allow emission of note.
31913 (digest_init): Likewise.
31914 * c-opts.c: Handle -flax-vector-conversions.
31915 * c-common.c (flag_lax_vector_conversions): New.
31916 (vector_types_convertible_p): Unless -flax-vector conversions
31917 has been passed, disallow conversions between vectors with
31918 differing numbers of subparts and/or element types. If such
31919 a conversion is disallowed, possibly emit a note on the first
31920 occasion only to inform the user of -flax-vector-conversions.
31921 The new last argument specifies this.
31922 * c-common.h (flag_lax_vector_conversions): New.
31923 (vector_types_convertible_p): Add extra argument.
31924 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31925 char_type_node for V*QI type vectors.
31926 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31927 Update to satisfy new typechecking rules.
31928 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31929 C and C++ variants.
31930 * doc/invoke.texi (C Dialect Options): Document
31931 -flax-vector-conversions.
31933 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31935 PR tree-optimization/29877
31936 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31937 a register variable on the RHS to not be replaceable.
31939 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31940 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31941 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31942 const_simm15, const_pow2, const_npow2): Added.
31943 * config/score/misc.md (insv, extv, extzv, movmemsi,
31944 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31945 * config/score/score.c (score_address_cost, score_select_cc_mode):
31947 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31948 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31949 Update score_print_operand.
31950 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31951 Adjust register allocate order and update some macro define.
31952 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31953 mdx_block_move_straight, mdx_block_move_loop_head,
31954 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31955 mdx_block_move_loop, mdx_block_move): Added.
31956 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31957 mdp_limm): Updated and fix some bug and typo.
31958 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31959 (movsf, movdf, doloop_end): Added.
31961 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31963 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31964 config/arm/thumb2.md: Fix comment typos.
31965 * doc/extend.texi: Fix a typo.
31967 2007-01-07 Eric Christopher <echristo@apple.com>
31969 * configure.ac: Check for __stack_chk_fail for darwin.
31970 * configure: Regenerate.
31972 2007-01-07 Richard Guenther <rguenther@suse.de>
31974 * tree-vrp.c (extract_range_from_assert): CSE calls to
31975 compare_values where possible.
31976 (extract_range_from_unary_expr): Likewise.
31978 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31980 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31981 * config/avr/avr.c (call_insn_operand): Delete function.
31982 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31983 instead of register number. Use predicates.
31984 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31985 call_insn_operand): Add.
31987 2007-01-06 Jan Hubicka <jh@suse.cz>
31989 * tree-pass.h (pass_build_cgraph_edges): Declare.
31990 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31991 (visited_nodes): Remove.
31992 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31993 build_cgrpah_edges; make visited_nodes local.
31994 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31995 (record_references_in_initializer): Move to cgraphbuild.c
31996 (initialize_inline_failed, rebuild_cgraph_edges,
31997 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31998 (verify_cgraph_node): Make visited_nodes local.
31999 (cgraph_analyze_function): Do not call cgraph_create_edges and
32000 initialize_inline_failed.
32001 (cgraph_expand_function): Do not call cgraph_lower_function;
32002 assert that function is already lowered.
32003 * Makefile.in (cgraphbuild.o): New.
32004 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32005 at the end of lowering passes.
32007 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32009 * ifcvt.c (cond_move_convert_if_block): New function, code
32010 factored out from...
32011 (cond_move_process_if_block): ...here. Call the new function
32012 on the THEN and ELSE blocks.
32013 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32014 already takes care of this.
32016 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32019 * tree.h (TREE_OVERFLOW_P): New.
32020 * c-typeck.c (parser_build_unary_op): Warn only if result
32021 overflowed and operands did not.
32022 (parser_build_binary_op): Likewise.
32023 (convert_for_assignment): Remove redundant overflow_warning.
32024 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32026 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32028 * c-typeck.c (store_init_value): Split over two lines to follow
32029 the GNU coding style.
32031 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32033 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32034 __GXX_EXPERIMENTAL_CXX0X__.
32035 * doc/cpp.texi: Same.
32037 2007-01-05 Richard Guenther <rguenther@suse.de>
32039 PR middle-end/27826
32040 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32041 with mismatched types. Instead explicitly build a
32042 conversion NOP_EXPR.
32044 2007-01-05 Ian Lance Taylor <iant@google.com>
32046 * c-common.c (decl_with_nonnull_addr_p): New function.
32047 (c_common_truthvalue_conversion): Call it.
32048 * c-typeck.c (build_binary_op): Likewise.
32049 * c-common.h (decl_with_nonnull_addr_p): Declare.
32051 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32054 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32057 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32059 * doc/install.texi (Final install): Document the fact that
32060 the GNAT runtime should not be stripped.
32062 2007-01-04 Jan Hubicka <jh@suse.cz>
32064 * tree-inline.c (fold_marked_statements): Update operand caches
32065 and EH after folding
32067 2007-01-04 Ian Lance Taylor <iant@google.com>
32069 * c-common.c (check_function_nonnull): Whitespace fix.
32071 2007-01-04 Jan Hubicka <jh@suse.cz>
32073 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32074 comitted older version of patch.
32075 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32076 function, celanup cfg and collect garbage.
32078 2007-01-04 Mike Stump <mrs@apple.com>
32080 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32083 2007-01-04 Eric Christopher <echristo@apple.com>
32085 * libgcc2.c (__bswapsi2): Use SItype.
32086 (__bswapdi2): Use DItype.
32087 * libgcc2.h: Update for above.
32089 2007-01-04 Paul Brook <paul@codesourcery.com>
32091 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32092 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32093 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32094 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32095 umulsi3_highpart): Make conditional on !arm_arch6.
32096 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32097 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32098 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32099 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32100 umulsi3_highpart_v6): New insns.
32102 2007-01-04 Roger Sayle <roger@eyesopen.com>
32104 * fold-const.c (fold_convert): When casting an expression to void,
32105 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32106 have a type. Instead of attempting to build a NOP_EXPR, return
32107 these "special" trees directly.
32109 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32111 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32112 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32113 rs6000_cost->fp not 0 as adjustment for outer NEG.
32115 2007-01-04 Jan Hubicka <jh@suse.cz>
32117 * cgraph.c (cgraph_release_function_body): New function.
32118 (cgraph_remove_node): Use it.
32119 * cgraph.h (cgraph_release_function_body): Declare.
32120 * cgraphunit.c (cgraph_expand_function): Use it.
32121 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32122 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32123 is initialized and while compilation of other function is running.
32124 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32125 statement CFG annotations from here to ...
32126 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32128 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32130 * cfgloop.h (enum li_flags): Make the constants powers of two.
32132 2007-01-04 Jan Hubicka <jh@suse.cz>
32134 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32136 (fold_marked_statements): New function.
32137 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32138 * tree-inline.h (copy_body_data): Add statements_to_fold.
32140 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32142 * config.gcc: Mention libgcc/config.host.
32143 * Makefile.in: Update comments mentioning libgcc.
32144 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32145 (all.cross, start.encap, rest.encap, rest.cross): Update
32146 dependencies for libgcc move.
32147 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32148 (clean-target, clean-target-libgcc): Delete.
32149 (srcdirify, GCC_EXTRA_PARTS): New macros.
32150 (libgcc-support, libgcc.mvars): New rules.
32151 (distclean): Remove mention of mklibgcc.
32152 (install): Don't reference INSTALL_LIBGCC.
32153 (install-common): Don't reference EXTRA_PARTS.
32154 (install-libgcc, install-multilib): Delete rules.
32155 * mklibgcc.in: Delete file.
32156 * doc/configfiles.texi: Don't mention mklibgcc.
32158 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32159 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32160 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32161 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32162 (mklibgcc, ldblspecs): Likewise.
32164 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32165 (posixpre.def): Use $(T).
32166 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32167 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32168 (SHLIB_LINK): Make dummy.
32169 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32171 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32173 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32174 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32175 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32176 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32178 * configure.ac (all_outputs): Remove mklibgcc.
32179 * configure: Regenerated.
32181 2007-01-03 Josh Conner <jconner@apple.com>
32183 PR middle-end/29683
32184 * calls.c (compute_argument_addresses): Set stack and stack_slot
32185 for partial args, too.
32186 (store_one_arg): Use locate.size.constant for the size when
32187 generating a save_area.
32189 2007-01-03 Robert Kennedy <jimbob@google.com>
32191 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32192 whose definitions are deleted due to basic block merging.
32194 2007-01-03 Paul Brook <paul@codesourcery.com>
32197 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32199 (use_return_insn): Return 0 for Thumb interrupt functions.
32200 (print_multi_reg): Add rfe argument for IRQ returns.
32201 (arm_output_epilogue): Pop interrupt return address directly into PC.
32202 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32204 2007-01-03 Paul Brook <paul@codesourcery.com>
32206 Merge from sourcerygxx-4_1.
32207 * config/arm/thumb2.md: New file.
32208 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32210 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32211 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32212 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32213 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32215 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32216 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32218 * config/arm/ieee754-sf.S: Ditto.
32219 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32220 (thumb1_base_register_rtx_p): ... to this.
32221 (thumb_index_register_rtx_p): Rename...
32222 (thumb1_index_register_rtx_p): ... to this.
32223 (thumb_output_function_prologue): Rename...
32224 (thumb1_output_function_prologue): ... to this.
32225 (thumb_legitimate_address_p): Rename...
32226 (thumb1_legitimate_address_p): ... to this.
32227 (thumb_rtx_costs): Rename...
32228 (thumb1_rtx_costs): ... to this.
32229 (thumb_compute_save_reg_mask): Rename...
32230 (thumb1_compute_save_reg_mask): ... to this.
32231 (thumb_final_prescan_insn): Rename...
32232 (thumb1_final_prescan_insn): ... to this.
32233 (thumb_expand_epilogue): Rename...
32234 (thumb1_expand_epilogue): ... to this.
32235 (arm_unwind_emit_stm): Rename...
32236 (arm_unwind_emit_sequence): ... to this.
32237 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32238 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32239 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32240 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32241 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32242 thumb2_output_casesi): New functions.
32243 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32244 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32245 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32246 THUMB2_WORK_REGS): Define.
32247 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32248 arm_condexec_mask, arm_condexec_masklen)): New variables.
32249 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32250 (arm_override_options): Check new CPU capabilities.
32251 Set new architecture flag variables.
32252 (arm_isr_value): Handle v7m interrupt functions.
32253 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32255 (const_ok_for_arm): Handle Thumb-2 constants.
32256 (arm_gen_constant): Ditto. Use movw when available.
32257 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32259 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32260 (thumb_find_work_register, arm_load_pic_register,
32261 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32262 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32263 print_multi_reg, output_mov_long_double_fpa_from_arm,
32264 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32265 output_mov_double_fpa_from_arm, output_move_double,
32266 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32267 output_return_instruction, arm_output_function_prologue,
32268 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32269 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32270 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32271 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32272 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32273 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32275 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32276 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32277 (arm_file_start): Output directive for unified syntax.
32278 (arm_unwind_emit_set): Handle stack alignment instruction.
32279 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32280 Add v6t2, v7, v7a, v7r and v7m.
32281 (RETLDM): Add Thumb-2 code.
32282 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32283 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32284 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32285 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32286 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32287 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32288 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32289 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32290 ADJUST_INSN_LENGTH): Define.
32291 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32292 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32293 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32294 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32295 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32296 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32297 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32298 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32299 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32300 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32301 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32302 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32303 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32304 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32305 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32306 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32307 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32309 * config/arm/arm-tune.md: Regenerate.
32310 * config/arm/arm-protos.h: Update prototypes.
32311 * config/arm/vfp.md: Enable patterns for Thumb-2.
32312 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32313 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32314 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32315 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32316 * config/arm/libunwind.S: Add Thumb-2 code.
32317 * config/arm/constraints.md: Update include Thumb-2.
32318 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32319 * config/arm/ieee754-df.S: Ditto.
32320 * config/arm/bpabi.S: Ditto.
32321 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32322 * config/arm/predicates.md (low_register_operand,
32323 low_reg_or_int_operand, thumb_16bit_operator): New.
32324 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32325 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32326 * config/arm/t-arm-elf: Add armv7 multilib.
32327 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32329 (UNSPEC_STACK_ALIGN, ce_count): New.
32330 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32331 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32333 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32334 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32335 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32336 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32337 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32338 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32340 * doc/extend.texi: Document ARMv7-M interrupt functions.
32341 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32343 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32345 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32346 (struct _Unwind_Context): Rename args_size to flags, remove
32347 signal_frame field, add a new args_size field and version field.
32348 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32349 _Unwind_IsExtendedContext): New inline functions.
32350 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32351 Assume by_value array is only present if _Unwind_IsExtendedContext.
32352 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32353 _Unwind_IsSignalFrame.
32354 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32355 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32356 (uw_init_context_1): Initialize context->flags to
32357 EXTENDED_CONTEXT_BIT.
32358 * config/rs6000/linux-unwind.h (frob_update_context): Use
32359 _Unwind_SetSignalFrame.
32361 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32363 PR middle-end/30353
32364 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32365 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32368 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32370 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32371 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32372 RET, AT_SP): Remove.
32373 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32376 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32377 * cfgbuild.c (find_basic_blocks): Likewise.
32378 * cfgrtl.c (rtl_create_basic_block): Likewise.
32379 * function.c (temp_slots_at_level): Likewise.
32380 * reg-stack.c (stack_regs_mentioned): Likewise.
32381 * regclass.c (allocate_reg_info): Likewise.
32382 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32383 set_bb_for_stmt, move_block_to_fn): Likewise.
32384 * tree-complex.c (tree_lower_complex): Likewise.
32385 * vec.h (VEC_safe_grow_cleared): New.
32387 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32389 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32391 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32392 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32394 * cfgloopmanip.c (scale_loop_frequencies): Export.
32395 (loopify): Scale the frequencies by prescribed coefficients.
32396 (set_zero_probability): New function.
32397 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32398 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32399 and frequencies according to arguments.
32400 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32402 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32403 * modulo-sched.c (sms_schedule): Set probabilities for entering
32404 versioned loop correctly.
32405 * tree-vect-transform.c (vect_transform_loop): Ditto.
32406 * cfgloop.h (loopify, loop_version): Declaration changed.
32407 (scale_loop_frequencies): Declared.
32409 2007-01-02 Jan Hubicka <jh@suse.cz>
32411 * cgraph.c: Include tree-flow.h
32412 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32413 early_local_passes.
32414 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32415 * tree-pass.h (pass_all_early_optimizations): Declare.
32416 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32417 early_local_passes.
32418 (cgraph_analyze_function): Do early_local_passes.
32419 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32420 Do not add referenced vars.
32421 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32423 (gate_all_early_local_passes): New gate.
32424 (pass_early_local_passes): Use new gate.
32425 (execute_early_local_optimizations): New functions.
32426 (gate_all_early_optimizations): New gate.
32427 (pass_all_early_optimizations): New pass.
32428 (execute_free_datastructures): Free SSA only when initialized.
32429 (gate_init_datastructures): Init only when optimizing.
32430 (tree_lowering_passes): Do early local passes when called late.
32431 * tree-profile.c (do_tree_profiling): Don't profile functions added
32433 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32434 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32436 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32437 during early_local_passes.
32438 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32441 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32443 * Makefile.in: Update copyright year.
32445 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32447 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32448 in $(lang_checks) and check-consistency targets.
32450 2007-01-02 Jan Hubicka <jh@suse.cz>
32452 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32453 Do not add referenced vars.
32454 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32456 * passes.c (init_optimization_passes): Put mudflap_2 after
32457 free_datastructures.
32459 2007-01-02 Jan Hubicka <jh@suse.cz>
32461 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32462 Set NOTHROW flag on call statements proved to be nothrow.
32463 Update statement of local calls so new pure/const functions are
32464 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32466 (tree_rest_of_compilation): Register hooks and initialize bitmap
32467 early. Do not set after_inlining flag.
32469 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32471 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32472 HOST_BITS_PER_LONGLONG
32474 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32477 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32478 warning for non-static initializers.
32480 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32482 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32483 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32484 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32485 Always use set_unique_reg_note to add REG_EQUAL notes.
32487 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32490 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32492 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32493 * cfgbuild.c (find_basic_blocks): Likewise.
32494 * cfgrtl.c (rtl_create_basic_block): Likewise.
32495 * function.c (temp_slots_at_level): Likewise.
32496 * reg-stack.c (stack_regs_mentioned): Likewise.
32497 * regclass.c (allocate_reg_info): Likewise.
32498 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32499 set_bb_for_stmt, move_block_to_fn): Likewise.
32500 * tree-complex.c (tree_lower_complex): Likewise.
32501 * vec.h (VEC_safe_grow_cleared): New.
32503 2007-01-02 Ian Lance Taylor <iant@google.com>
32505 * c-common.c (c_common_truthvalue_conversion): When warning about
32506 using an assignment as a truth value, set TREE_NO_WARNING.
32508 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32511 * c.opt (Wold-style-declaration): New.
32512 * doc/invoke.texi (C-only Warning Options): New.
32513 (Wold-style-declaration): Document it.
32514 (Wextra): Enabled by -Wextra.
32515 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32516 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32517 -Wold-style-declaration.
32519 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32521 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32522 * cfgbuild.c (find_basic_blocks): Likewise.
32523 * cfgrtl.c (rtl_create_basic_block): Likewise.
32524 * function.c (temp_slots_at_level): Likewise.
32525 * reg-stack.c (stack_regs_mentioned): Likewise.
32526 * regclass.c (allocate_reg_info): Likewise.
32527 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32528 set_bb_for_stmt, move_block_to_fn): Likewise.
32529 * tree-complex.c (tree_lower_complex): Likewise.
32530 * vec.h (VEC_safe_grow_cleared): New.
32532 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32534 * c-common.c (c_common_nodes_and_builtins): Since variants of
32535 void_type_node get built before it is given a name, we need to
32536 give those variants the name, too.
32537 (complete_array_type): We need to work with the canonical main
32538 type of the array, from which we will build the qualified version.
32539 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32540 * print-tree.c (print_node): Display canonical type information
32542 * stor-layout.c (layout_type): When we don't know the
32543 alignment of a type for which we're building an array, we end up
32544 guessing wrong, so make the type require structural equality.
32545 * tree.c (make_node_stat): When we build a new type, it is its
32546 own canonical type.
32547 (build_type_attribute_qual_variant): When building an attribute
32548 variant, its canonical type is the non-attribute variant. However,
32549 if the attributes are target-dependent and they differ, we need to
32550 use structural equality checks for this type.
32551 (build_qualified_type): A qualified type is not equivalent to its
32552 unqualified variant; set the canonical type appropriately.
32553 (build_distinct_type_copy): When building a distinct type from
32554 another type, the new type is its own canonical type.
32555 (build_variant_type_copy): When building a new type variant, we
32556 assume that it is equivalent to the original type.
32557 (build_pointer_type_for_mode): When building a pointer type, also
32558 build a canonical type pointer.
32559 (build_reference_type_for_mode): When building a reference type,
32560 also build a canonical type reference.
32561 (build_index_type): When we can't hash an index type (e.g.,
32562 because its maximum value is negative), the index type requires
32563 structural equality tests.
32564 (build_array_type): Build the canonical form of an array type.
32565 (build_function_type): Function types require structural equality,
32566 because they contain default arguments, attributes, etc.
32567 (build_method_type_directly): Ditto for method types.
32568 (build_offset_type): Build the canonical offset type.
32569 (build_complex_type): Build the canonical vector type.
32570 (make_vector_type): Build the canonical vector type.
32571 * tree.h (TYPE_CANONICAL): New.
32572 (TYPE_STRUCTURAL_EQUALITY_P): New.
32573 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32574 (struct tree_type): Added "canonical" field.
32575 * params.h (VERIFY_CANONICAL_TYPES): New.
32576 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32577 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32578 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32579 * doc/invoke.texi (verify-canonical-types): Document --param
32580 parameter for verifying canonical types.
32582 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32584 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32585 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32586 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32587 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32589 * config/rs6000/e500.h: New.
32590 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32591 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32593 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32594 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32595 TARGET_E500_DOUBLE): Remove.
32596 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32597 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32598 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32599 * config/rs6000/rs6000.c (rs6000_override_options): Use
32600 CHECK_E500_OPTIONS.
32602 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32604 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32605 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32606 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32607 rs6000_emit_cmove): Don't check TARGET_E500.
32608 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32609 sordered): Don't check TARGET_E500.
32611 2007-01-01 Eric Christopher <echristo@apple.com>
32613 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32614 HARD_REGISTER_NUM_P.
32616 2007-01-01 Roger Sayle <roger@eyesopen.com>
32618 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32619 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32620 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32623 2007-01-01 Mike Stump <mrs@apple.com>
32625 * configure.ac: Remove support for building with Apple's gcc-3.1.
32627 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32629 PR middle-end/30311
32630 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32631 REG is a hard register. Do not modify REG before calling
32633 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32634 multiple of the size of YMODE for certain lowpart cases.
32636 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32638 PR middle-end/30253
32639 * gimplify (voidify_wrapper_expr): Update for
32640 GIMPLE_MODIFY_STMT.
32642 2007-01-01 Andreas Schwab <schwab@suse.de>
32645 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32646 save of BR0 in extra_spill_size instead of spill_size.
32647 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32649 (ia64_expand_epilogue): Restore BR0 from its new location.
32651 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32653 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32654 Use a temporary variable if the left hand side is not a gimple
32657 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32659 * gimplify.c (gimplify_return_expr): Make the temporary variable
32660 for the return expression, a gimple register variable.
32662 2007-01-01 Jan Hubicka <jh@suse.cz>
32664 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32667 2007-01-01 Mike Stump <mrs@apple.com>
32669 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32671 * config/darwin.c (machopic_select_rtx_section): Use
32672 HAVE_GAS_LITERAL16.
32673 (darwin_mergeable_constant_section): Likewise.
32674 * configure: Regenerate.
32675 * config.in: Regenerate.
32677 2007-01-01 Jan Hubicka <jh@suse.cz>
32678 Andrew Pinski <pinskia@gmail.com>
32680 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32681 before starting IPA passes.