1 2007-11-26 Ben Elliston <bje@au.ibm.com>
3 * unwind-dw2-fde.c: Fix comment typo.
4 * unwind-generic.h: Likewise, fix comment typos.
6 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
8 * tree-sra.c (scalarize_use): Adjust the vpos argument to
9 sra_explode_bitfield_assignment in cases where the type is
10 wider than the bitfield.
12 2007-11-25 Richard Guenther <rguenther@suse.de>
14 * tree.h (struct tree_block): Move locus member next to
16 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
17 (SCOPE_LIST_CONCAT): Likewise.
18 (pop_scope): Likewise.
19 * function.c (instantiate_decls_1): Likewise.
20 (setjmp_vars_warning): Likewise.
21 * emit-rtl.c (set_used_decls): Likewise.
22 * tree-inline.c (add_lexical_block): Likewise.
24 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
26 * rtlanal.c (label_is_jump_target_p): Return true for a matching
28 * reorg.c (fill_slots_from_thread): Correct last change to use
29 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
30 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
31 * jump.c (mark_jump_label_1): Add comment for last change
32 regarding JUMP_LABEL setting.
33 * gcse.c (add_label_notes): Remove conditional that the label is
34 mentioned in insn before adding regnote.
35 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
36 single_set insn only feeding a label to a jump through a
37 register that dies there.
39 2007-11-23 Dirk Mueller <dmueller@suse.de>
40 Richard Guenther <rguenther@suse.de>
43 * tree-vrp.c (check_array_ref): Move check for valid location..
44 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
46 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
48 * reload.c (find_reloads_address_1) <autoincdec cases>:
49 Call REG_OK_FOR_CONTEXT with the autoincdec code, not
52 2007-11-23 Richard Guenther <rguenther@suse.de>
53 Michael Matz <matz@suse.de>
55 PR tree-optimization/34176
56 * alloc-pool.h (empty_alloc_pool): Declare.
57 * alloc-pool.c (empty_alloc_pool): New function.
58 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
59 valid table if a lookup from the optimistic table failed.
60 (vn_unary_op_lookup): Likewise.
61 (vn_binary_op_lookup): Likewise.
62 (vn_phi_lookup): Likewise.
63 (process_scc): Clear optimistic tables before every iteration.
65 2007-11-23 Richard Guenther <rguenther@suse.de>
67 * tree-ssa-copy.c (may_propagate_copy): Remove redundant
69 (merge_alias_info): Do verification only if checking is
70 enabled. Merge flow-sensitive alias information in simple
72 * tree-ssa-operands.c (get_addr_dereference_operands): Also
73 complain about missing NMTs.
75 2007-11-23 Jakub Jelinek <jakub@redhat.com>
78 * c-common.c (conversion_warning): For INTEGER_TYPE to
79 INTEGER_TYPE conversions call get_narrower on expr to avoid
80 spurious warnings from binop shortening or when the implicit
81 conversion can't change the value.
83 2007-11-22 Joseph Myers <joseph@codesourcery.com>
86 * c-decl.c (set_array_declarator_inner): Don't give error for
87 static or type qualifiers in abstract declarator. Remove
89 * c-tree.h (set_array_declarator_inner): Update prototype.
90 * c-parser.c (c_parser_direct_declarator_inner): Update call to
91 set_array_declarator_inner.
92 * doc/standards.texi: Update for C99 TC3.
94 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
96 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
97 line in my edit of the last change.
99 2007-11-22 Jakub Jelinek <jakub@redhat.com>
102 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
103 and TREE_READONLY on the fn decl rather than passing a chain
106 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
108 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend
111 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
113 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
114 of ix86_arch and ix86_tune into a switch statement.
115 (enum processor_type): Default PROCESSOR_I386 to 0.
116 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
117 of "ix86_tune == PROCESSOR_K6".
118 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
121 2007-11-22 Tom Tromey <tromey@redhat.com>
123 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
124 avoid writing into string allocated by ggc_alloc_string.
126 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
129 * config/sh/sh.md (binary_sf_op): Remove.
130 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
131 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
132 and gen_binary_sf_op1.
134 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
136 * regclass.c (init_reg_autoinc): Fix typo preventing test of
137 secondary output reload when setting forbidden_inc_dec_class.
139 2007-11-21 Richard Guenther <rguenther@suse.de>
141 PR tree-optimization/34148
142 * tree-ssa-structalias.c (create_variable_info_for): Do not use
143 field-sensitive PTA for single-element structures.
144 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
145 SFTs for single-element structures.
147 2007-11-20 Richard Guenther <rguenther@suse.de>
150 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
151 of the signed INT_CST_LT.
152 * stmt.c (expand_case): Likewise.
153 (estimate_case_costs): Likewise.
155 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
157 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
158 its binary representation.
160 2007-11-20 Richard Guenther <rguenther@suse.de>
162 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
165 2007-11-20 Thiemo Seufer <ths@mips.com>
167 * config/mips/mips.c (mips_file_start): Add support for
168 flagging 32-bit code with -mfp64 floating-point.
170 2007-11-20 Jakub Jelinek <jakub@redhat.com>
173 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
174 (c_gimplify_expr): Use it.
176 2007-11-20 Ben Elliston <bje@au.ibm.com>
178 * config/spu/spu_mfcio.h: Fix typo.
180 2007-11-20 Ben Elliston <bje@au.ibm.com>
182 * unwind.inc: Comment that unwind-sjlj.c includes this file.
184 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
185 Ben Elliston <bje@au.ibm.com>
187 * config/spu/mfc_tag_release.c: New file.
188 * config/spu/mfc_multi_tag_release.c: Likewise.
189 * config/spu/mfc_multi_tag_reserve.c: Likewise.
190 * config/spu/mfc_tag_release.c: Likewise.
191 * config/spu/mfc_tag_reserve.c: Likewise.
192 * config/spu/mfc_tag_table.c: Likewise.
193 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
194 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
195 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
196 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
197 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
198 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
199 mfc_multi_tag_release): Likewise.
200 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
201 __mfc_multi_tag_release): Declare.
203 2007-11-19 Jason Merrill <jason@redhat.com>
205 PR debug/28834, debug/29436, c/32326
206 * tree.c (build_type_attribute_qual_variant): Refuse to make
207 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
208 * doc/extend.texi (Type Attributes): Don't encourage people to add
209 attributes to struct/enum types in a typedef. Fix
210 transparent_union example.
212 * tree-inline.c (remap_type_1): Remove code that's redundant with
214 (build_duplicate_type): Set id.copy_decl.
215 * c-common.c (handle_transparent_union_attribute): Simplify logic.
217 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
219 * config/rs6000/rs6000.c (invalid_e500_subreg,
220 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
221 rs6000_legitimize_address, rs6000_legitimize_reload_address,
222 rs6000_legitimate_address, function_arg_advance,
223 spe_build_register_parallel, rs6000_spe_function_arg,
224 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
225 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
226 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
227 TDmode similarly to DFmode and TFmode.
228 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
229 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
231 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
233 * stor-layout.c (lang_adjust_rli): Delete.
234 (set_lang_adjust_rli): Likewise.
235 (layout_type): Do not call lang_adjust_rli hook.
236 * tree.h (set_lang_adjust_rli): Delete.
238 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
240 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
241 n_dregs_to_save and n_pregs_to_save.
242 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
244 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
245 able to save single D/P registers that aren't saved by the push/pop
248 2007-11-19 Richard Guenther <rguenther@suse.de>
250 PR tree-optimization/34099
251 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
252 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
253 if only one operand is undefined.
255 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
257 PR tree-optimization/34036
258 * opts.c (set_fast_math_flags): Do not set flags in common
259 with set_unsafe_math_optimizations_flags, invoke it directly.
260 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
261 and flag_signed_zeros.
262 * toplev.c (process_options): Force flag_associative_math to 0 and
263 warn, if it is set and either flag_trapping_math or flag_signed_zeros
265 * doc/invoke.texi (Optimize Options): Document the new behavior
266 of -funsafe-math-optimizations, that -fassociative-math requires
267 both -fno-signed-zeros and -fno-trapping-math and make it clear
268 that -fno-trapping-math requires -fno-signaling-nans. Refactor
269 documentation of -ffast-math.
271 2007-11-18 Jakub Jelinek <jakub@redhat.com>
273 PR rtl-optimization/34132
274 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
278 * optabs.h (optab_table): Change type to struct optab from optab.
279 (convert_optab_table): Similarly.
280 Adjust all _optab macros to expand to addresses of optab_table
281 resp. convert_optab_table elements rather than the values of the
283 * optabs.c (optab_table): Change typype to struct optab from optab.
284 If compiled by recent GCC, initialize all the insn_code fields in
285 the array using designated range initializers.
286 (convert_optab_table): Similarly.
287 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
288 set_conv_libfunc): Into libfunc_entry's optab field store index within
289 optab_table resp. convert_optab_table array instead of difference
290 between two separately malloced addresses.
291 (new_optab): Add op argument, don't return anything. Initialize
292 just the insn_code field in handlers array and only when needed.
293 (init_optab, init_optabv): Add op argument, don't return anything.
294 Adjust new_optab caller.
295 (new_convert_optab): Removed.
296 (init_convert_optab): Add op argument, don't return anything, don't
297 call new_convert_optab. If needed, initialize insn_code field in
299 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
301 (debug_optab_libfuncs): Adjust uses of optab_table and
302 convert_optab_table arrays.
304 2007-11-18 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/34127
307 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
308 Make code match up the comments, require compatibility of the
311 2007-11-17 Richard Guenther <rguenther@suse.de>
314 * fold-const.c (extract_muldiv_1): Do not move negative
315 constants inside ABS_EXPR.
317 2007-11-16 Ian Lance Taylor <iant@google.com>
319 * collect2.c (dump_file): If a demangled symbol is followed by a
320 space, make sure we output at least one space.
322 2007-11-16 Richard Guenther <rguenther@suse.de>
325 * fold-const.c (fold_binary): Use correct types for folding
326 1 << X & Y to Y >> X & 1.
328 2007-11-16 Richard Guenther <rguenther@suse.de>
330 PR tree-optimization/33870
331 * tree.h (struct tree_memory_tag): Add base_for_components flag.
332 (struct tree_struct_field_tag): Remove nesting_level field.
333 (SFT_NESTING_LEVEL): Remove.
334 (SFT_BASE_FOR_COMPONENTS_P): Add.
335 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
336 base_for_components flag.
337 (push_fields_onto_fieldstack): Remove nesting_level parameter.
338 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
340 (create_overlap_variables_for): Deal with it.
341 * tree-dfa.c (dump_subvars_for): Likewise.
342 (dump_variable): Likewise.
343 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
344 Set base_for_components for first elements of sub-structures.
345 (create_variable_info_for): Handle base_for_components.
346 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
347 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
348 * tree-ssa-operands.c (ref_nesting_level): Remove.
349 (add_vars_for_offset): Remove full_ref parameter, always add
350 the offset of the pointed-to SFT.
351 (add_virtual_operand): Adjust for changed signature of
354 2007-11-16 Sa Liu <saliu@de.ibm.com>
356 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
357 floatunssidf2 and floatunsdidf2.
359 2007-11-16 Richard Guenther <rguenther@suse.de>
361 PR tree-optimization/34113
362 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
363 Use correct conversion direction for checking type compatibility.
365 2007-11-16 Richard Guenther <rguenther@suse.de>
367 PR tree-optimization/34099
368 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
369 that produce UNDEFINED result if at least one of its operands
370 is UNDEFINED. By default the result is only UNDEFINED if all
371 operands are UNDEFINED.
373 2007-11-16 Jakub Jelinek <jakub@redhat.com>
376 * gcc.c (init_spec): Don't initialize asm_debug here...
377 (main): ... but here.
379 2007-11-07 Tom Tromey <tromey@redhat.com>
381 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
383 * tree-parloops.c (create_loop_fn): Use set_cfun.
384 * gengtype.c (open_base_files): Emit #undef cfun.
385 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
386 * function.h (cfun): New define.
387 * function.c: Undefine cfun.
389 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
391 * config/avr/avr.c (avr_mcu_types): Add attiny88.
392 * config/avr/avr.h (LINK_SPEC): Likewise.
393 (CRT_BINUTILS_SPECS): Likewsie.
394 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
396 2007-11-15 Jakub Jelinek <jakub@redhat.com>
399 * tree-ssa-ccp.c (optimize_stack_restore): New function.
400 (execute_fold_all_builtins): Call optimize_stack_restore for
401 BUILT_IN_STACK_RESTORE.
403 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
405 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
406 propagation into an address; that's done in should_replace_address.
408 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
410 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
411 * config/spu/spu.c (legitimate_const): Remove.
412 (classify_immediate): Inline call to legitimate_const.
413 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
414 for any constant, not just -512 .. 511.
416 2007-11-15 Sa Liu <saliu@de.ibm.com>
418 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
419 condition from HONOR_NANS test.
420 * config/spu/spu.md (ceq_df): Always generate comparison code
421 inline, including checks for NaNs and infinities.
423 (cgt_v2df): Likewise.
424 (cmpdf): Make this expander unconditional.
426 2007-11-15 Richard Guenther <rguenther@suse.de>
428 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
429 to only create SFTs if we also create variable infos for PTA.
430 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
433 2007-11-15 Richard Guenther <rguenther@suse.de>
435 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
436 type for TBAA pruning.
437 (find_what_p_points_to): Call set_uids_in_ptset with the original
438 pointer, not the decl of the solution we collapsed to.
440 2007-11-14 David Daney <ddaney@avtrex.com>
442 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
445 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
448 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
449 for registers in BR_REGS class.
451 2007-11-14 Jakub Jelinek <jakub@redhat.com>
454 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
455 init_ssa_operands has not been called for cfun.
457 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
459 PR tree-optimization/34046
460 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
461 scaling if the old probability is greater than the new base.
463 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
465 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
466 unused edges after loop duplication.
468 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
470 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
471 (enum target_cpu_default): ... this enum.
472 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
473 * config/i386/i386.c (override_options): ... here.
474 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
475 TARGET_CPU_DEFAULT_i486.
477 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
479 * global.c (rest_of_handle_global_alloc): Fix comment typos.
480 * config/sh/sh.c (sh_rtx_costs): Likewise.
481 * ChangeLog: Likewise.
483 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
485 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
486 should not be of pointer type.
488 2007-11-13 Michael Meissner <michael.meissner@amd.com>
490 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
493 2007-11-13 Sterling Augustine <sterling@tensilica.com>
494 Bob Wilson <bob.wilson@acm.org>
496 * config/xtensa/unwind-dw2-xtensa.c: New.
497 * config/xtensa/unwind-dw2-xtensa.h: New.
498 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
499 (DWARF2_UNWIND_INFO): Remove.
500 (DWARF_FRAME_REGISTERS): Define.
501 (EH_RETURN_DATA_REGNO): Define.
502 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
504 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
506 2007-11-13 Jakub Jelinek <jakub@redhat.com>
508 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
509 -fsched-stalled-insns.
511 PR tree-optimization/34063
512 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
513 as first chrec_fold_plus operand rather than second.
515 2007-11-13 Diego Novillo <dnovillo@google.com>
517 PR tree-optimization/33870
518 * tree.h (strcut tree_memory_tag): add field unpartitionable.
519 remove field in_nested_struct.
520 (struct tree_struct_field_tag): add field nesting_level.
521 (sft_in_nested_struct): remove.
522 (sft_nesting_level): define.
523 (sft_unpartitionable_p): define.
524 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
525 partitionable, return long_max.
526 (compute_memory_partitions): do not partition sfts marked
528 (create_sft): add argument nesting_level. set
529 sft_nesting_level with it. update all users.
530 (create_overlap_variables_for): show nesting level.
531 * tree-dfa.c (dump_subvars_for): likewise.
532 (dump_variable): likewise.
533 show whether the sft is partitionable or not.
534 * tree-flow.h (struct fieldoff): remove field
536 add field nesting_level.
537 * tree-ssa-structalias.c (struct variable_info): remove
538 field in_nested_struct.
539 (push_fields_onto_fieldstack): add argument
540 nesting_level. update all users.
541 update documentation.
542 update pair->nesting_level with nesting_level.
543 make recursive calls with nesting_level + 1.
544 (set_uids_in_ptset): if an sft is added to the points-to
545 set, mark it as unpartitionable.
546 * tree-ssa-operands.c (ref_nesting_level): new.
547 (add_vars_for_offset): call it.
548 add argument full_ref. update
550 if var is inside a nested structure and the nesting level
551 of full_ref is lower than the nesting level of var,
552 adjust offset by the offset of var.
554 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
556 PR tree-optimization/32582
557 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
559 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
561 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
562 functions can be used as constant.
564 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
566 PR rtl-optimization/34035
567 * cse.c (cse_cfg_altered): New global variable.
568 (cse_jumps_altered): Make boolean.
569 (recorded_label_ref): Likewise.
570 (cse_insn): Adjust for above changes.
571 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
572 if dead edges have been purged.
573 (cse_main): Change return value specification and adjust code.
574 (rest_of_handle_cse): Adjust for above change.
575 (rest_of_handle_cse2): Likewise.
576 * gcse.c (rest_of_handle_gcse): Likewise.
578 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
579 Michael Meissner <michael.meissner@amd.com>
581 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
582 get the appropriate suffix for the coms* instruction.
583 (sse5_pcmov_<mode>): Restrict operands of pcmov
584 for scalar case to be only xmm registers and not memory.
586 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
587 constraints to follow the mnemonics for the pcmov instruction
589 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
592 * config/mips/mips.c (mips_return_fpr_single): New function.
593 (mips_function_value): Use it when returning single-field
595 (mips_expand_call): Handle the PARALLELs created by
596 mips_return_fpr_single.
598 2007-11-12 Richard Guenther <rguenther@suse.de>
601 * fold-const.c (fold_binary): If testing for non-negative
602 operands with tree_expr_nonnegative_warnv_p make sure to
603 use op0 which has all (sign) conversions retained.
605 2007-11-12 Richard Guenther <rguenther@suse.de>
608 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
609 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
611 2007-11-12 Ira Rosen <irar@il.ibm.com>
613 PR tree-optimization/33953
614 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
615 allocate vec_oprnds1 according to the number of created vector
616 statements. In case of shift with scalar argument, store scalar operand
617 for every vector statement to be created for the SLP node. Fix a
620 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
622 * gcse.c (CUID_INSN): Remove.
624 (alloc_gcse_mem): Don't allocate cuid_insn.
625 (free_gcse_mem): Don't free cuid_insn.
627 2007-11-10 Jakub Jelinek <jakub@redhat.com>
630 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
634 * tree-inline.h (copy_body_data): Add regimplify field.
635 * tree-inline.c (copy_body_r): Set id->regimplify to true
636 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
638 (copy_bb): Clear id->regimplify before walk_tree, if it is
639 set afterwards, regimplify the whole statement.
641 PR tree-optimization/33680
642 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
643 if the added cast involves variable length types.
645 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
646 Maxim Kuvyrkov <maxim@codesourcery.com>
648 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
649 instead of TRUE_BARRIER for jumps. Add register dependencies
650 even when reg_pending_barrier is set.
652 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
654 * haifa-sched.c (haifa_classify_insn): Rename to ...
655 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
656 handle PARALLELs by recursing. Use it ...
657 (haifa_classify_insn): ... here. Reimplement.
659 2007-11-09 Richard Guenther <rguenther@suse.de>
661 * bitmap.h (bitmap_single_bit_set_p): Declare.
662 * bitmap.c (bitmap_single_bit_set_p): New function.
663 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
664 (maybe_create_global_var): Use bitmap_empty_p.
666 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
667 Jakub Jelinek <jakub@redhat.com>
669 PR rtl-optimization/34012
670 * fwprop.c (try_fwprop_subst): Do not replace if the new
671 SET_SRC has a higher cost than the old one.
673 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
675 PR rtl-optimization/33732
676 * reload.c (push_reload): Check that the REG_DEAD note was referring
677 to a hardreg or to a pseudo that has been assigned exactly one hardreg
678 before considering it in order to select the reload register.
679 (combine_reloads): Likewise.
680 (find_dummy_reload): Likewise.
682 2007-11-09 Richard Guenther <rguenther@suse.de>
684 * tree-flow.h (struct ptr_info_def): Make escape_mask a
686 (struct ptr_info_def): Likewise.
687 (enum escape_type): Also use bit zero.
689 2007-11-09 Richard Guenther <rguenther@suse.de>
691 PR tree-optimization/33604
692 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
693 Disregard changes in CV qualifiers of pointed to types for
694 forward propagating ADDR_EXPRs.
695 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
698 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
700 * dse.c (find_shift_sequence): Always choose an integer mode for
702 (replace_read): Require both the read and store mode to be
703 integer ones. Remove a then-redundant FLOAT_P check.
705 2007-11-08 Richard Guenther <rguenther@suse.de>
707 * tree-dfa.c (remove_referenced_var): If removing a
708 variable which has subvars, also remove those from
709 the referenced vars. Do not create a variable annotation.
711 2007-11-08 Bob Wilson <bob.wilson@acm.org>
713 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
714 argument for gen_entry calls.
715 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
716 (entry): Use the new attribute value. Remove unused first operand.
718 2007-11-08 Tom Tromey <tromey@redhat.com>
720 * c-parser.c (c_parser_translation_unit): Use location in error.
721 (c_parser_external_declaration): Likewise.
722 (c_parser_declaration_or_fndef): Likewise.
723 (c_parser_enum_specifier): Likewise.
724 (c_parser_struct_or_union_specifier): Likewise.
725 (c_parser_struct_declaration): Likewise.
726 (c_parser_typeof_specifier): Likewise.
727 (c_parser_parms_list_declarator): Likewise.
728 (c_parser_asm_string_literal): Likewise.
729 (c_parser_braced_init): Likewise.
730 (c_parser_initelt): Likewise.
731 (c_parser_compound_statement_nostart): Likewise.
732 (c_parser_statement_after_labels): Likewise.
733 (c_parser_do_statement): Likewise.
734 (c_parser_asm_statement): Likewise.
735 (c_parser_conditional_expression): Likewise.
736 (c_parser_unary_expression): Likewise.
737 (c_parser_sizeof_expression): Likewise.
738 (c_parser_postfix_expression): Likewise.
739 (c_parser_postfix_expression_after_paren_type): Likewise.
740 (c_parser_objc_class_instance_variables): Likewise.
741 (c_parser_objc_method_definition): Likewise.
742 (c_parser_objc_methodprotolist): Likewise.
743 (c_parser_pragma): Likewise.
744 (c_parser_omp_clause_num_threads): Likewise.
745 (c_parser_omp_clause_schedule): Likewise.
746 (c_parser_omp_all_clauses): Likewise.
747 (c_parser_omp_sections_scope): Likewise.
748 (c_parser_label): Use location of label, not colon.
750 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
753 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
756 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
759 * ipa-pure-const.c (static_execute): Added code to keep recursive
760 functions from being marked as pure or const.
761 * ipa-utils.c (searchc): Fixed comment.
763 2007-11-08 Tom Tromey <tromey@redhat.com>
765 * common.opt (fshow-column): Default to 0.
766 * configure: Rebuilt.
767 * configure.ac (--enable-mapped-location): Default to 'yes'.
769 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
771 * common.opt: Add pointer to doc/options.texi.
772 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
773 -fipa-reference): Add or correct doc. Sorted options list for -Os
776 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
779 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
780 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
781 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
782 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
783 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
784 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
785 to TARGET_BIG_ENDIAN_DEFAULT.
786 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
787 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
788 to TARGET_BIG_ENDIAN_DEFAULT.
790 2007-11-07 Diego Novillo <dnovillo@google.com>
792 * tree.h (struct tree_struct_field_tag): Move field
794 (struct tree_memory_tag): ... here.
796 2007-11-07 Diego Novillo <dnovillo@google.com>
799 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
800 (SFT_IN_NESTED_STRUCT): Define.
801 * tree-dfa.c (dump_subvars_for): Show offset of each
803 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
804 * tree-ssa-structalias.c (struct variable_info): Likewise.
805 (push_fields_onto_fieldstack): If OFFSET is positive,
806 set in_nested_struct.
807 (create_variable_info_for): Copy setting of
808 in_nested_struct from the field offset object.
809 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
810 variable info object.
811 * tree-ssa-operands.c (add_vars_for_offset): If VAR
812 belongs to a nested structure, adjust OFFSET by
815 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
817 PR rtl-optimization/33737
818 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
819 target block after computing the probabilities of outgoing edges.
820 Cap the frequency to BB_FREQ_MAX.
821 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
822 frequency of the basic block if it has been reused.
824 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
826 PR rtl-optimization/33822
827 * rtl.h (REG_OFFSET): Fix comment.
828 * var-tracking.c (INT_MEM_OFFSET): New macro.
829 (var_mem_set): Use it.
830 (var_mem_delete_and_set): Likewise.
831 (var_mem_delete): Likewise.
832 (same_variable_part_p): Likewise.
833 (vt_get_decl_and_offset): Likewise.
834 (offset_valid_for_tracked_p): New predicate.
835 (count_uses): Do not track locations with invalid offsets.
836 (add_uses): Likewise.
837 (add_stores): Likewise.
839 2007-11-07 Tom Tromey <tromey@redhat.com>
841 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
842 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
844 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
845 Andrey Belevantsev <abel@ispras.ru>
847 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
848 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
849 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
850 Save calculated max_asap in it.
851 (sms_schedule): Calculate maxii using max_asap.
853 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
855 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
856 with -mhard-dfp/-mno-hard-dfp.
858 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
859 Jakub Jelinek <jakub@redhat.com>
862 * haifa-sched.c (check_sched_flags): Remove.
863 (sched_init): Don't call it.
865 2007-11-06 Diego Novillo <dnovillo@google.com>
867 * tree-flow.h (struct fieldoff): Reformat comment.
869 * tree-ssa-operands.c: Tidy top-level comments.
871 (add_vars_for_offset): Tidy parameter formatting..
872 (get_addr_dereference_operands): Likewise.
873 (get_indirect_ref_operands): Likewise.
874 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
875 <OMP_ATOMIC_STORE>: Likewise.
877 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
880 * config/i386/driver-i386.c: Test for __GNUC__ instead of
881 GCC_VERSION which is always defined.
883 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
886 * reload1.c (find_reloads): Also check in_reg when handling a
887 simple move with an input reload and a destination of a hard
890 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
892 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
893 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
894 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
895 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
896 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
897 (m68k_sched_attr_type2): New function.
898 (sched_adjust_cost_state): New static variable.
899 (m68k_sched_adjust_cost): New static function implementing
901 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
902 New static variables.
903 (m68k_sched_variable_issue): New static function implementing
905 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
906 (sched_dump_split_class): New static function.
907 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
909 (sched_dump_dfa_class, m68k_sched_dump): New static function.
910 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
911 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
912 m68k_sched_dfa_post_advance_cycle): New static functions implementing
915 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
916 (CPU_UNITS_QUERY): Define.
918 * config/m68k/cf.md: New file.
919 * config/m68k/m68.md (cf.md): New include.
921 2007-11-06 Tom Tromey <tromey@redhat.com>
923 PR c++/32256, PR c++/32368:
924 * function.c (saved_in_system_header): New global.
925 (push_cfun): Save in_system_header.
926 (pop_cfun): Restore in_system_header.
927 (push_struct_function): Save in_system_header.
929 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
933 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
934 (complete_array_type): Set canonical type appropriately.
935 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
936 C and C++ front ends now have different versions of this function,
937 because the C++ version needs to maintain canonical types here.
939 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
941 * tree-parloops.c (reduction_info): Remove reduction_init field.
942 (initialize_reductions): Remove creation of the reduction_init variable.
943 (struct data_arg): Remove.
944 (add_field_for_reduction, create_stores_for_reduction): New functions.
945 (add_field_for_name): Remove reduction handling.
946 (separate_decls_in_loop): Call add_field_for_reduction,
947 create_stores_for_reduction.
949 2007-11-06 Jakub Jelinek <jakub@redhat.com>
951 PR tree-optimization/33458
952 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
953 !is_gimple_val PHI argument, gimplify it and insert it on edge.
955 PR tree-optimization/33993
956 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
957 rather than build_constructor_from_list if all list values are
959 (get_initial_def_for_induction): Use build_vector instead of
960 build_constructor_from_list.
962 2007-11-05 Mark Mitchell <mark@codesourcery.com>
965 * tree.h (DECL_INIT_PRIORITY): Do not require
966 DECL_HAS_INIT_PRIORITY_P.
967 (DECL_FINI_PRIORITY): Likewise.
968 * tree.c (decl_init_priority_lookup): Remove assert.
969 (decl_fini_priority_insert): Likewise.
970 * cgraphunit.c (static_ctors): Make it a VEC.
971 (static_dtors): Likewise.
972 (record_cdtor_fn): Adjust accordingly.
973 (build_cdtor): Generate multiple functions for each initialization
975 (compare_ctor): New function.
976 (compare_dtor): Likewise.
977 (cgraph_build_cdtor_fns): Sort the functions by priority before
979 (cgraph_build_static_cdtor): Put the priority in the function's
982 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
985 * common.opt: Add shared and pie.
987 2007-11-05 Bob Wilson <bob.wilson@acm.org>
989 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
990 replace references to virtual_stack_vars_rtx in goto_handler.
992 2007-11-05 Paul Brook <paul@codesourcery.com>
994 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
995 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
996 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
997 arm_lang_output_object_attributes_hook.
998 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
999 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1000 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1002 * config/arm/t-arm.c (arm.o): New rule.
1003 * config/arm/arm-c.c: New file.
1005 2007-11-05 Nick Clifton <nickc@redhat.com>
1006 Sebastian Pop <sebastian.pop@amd.com>
1008 PR tree-optimization/32540
1009 PR tree-optimization/33922
1010 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1011 * tree-ssa-pre.c: Include params.h.
1012 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1013 to limit the maximum length of the PA set for a given block.
1014 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1015 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1017 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1019 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1020 __fixunssfDI): Make return type unsigned.
1021 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1022 __fixunssfDI): Make return type unsigned.
1024 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1026 PR tree-optimization/33856
1027 * tree-data-ref.c (get_references_in_stmt): Don't add
1028 REFERENCE_CLASS_P trees to references vector if get_base_address
1029 returns NULL on them.
1031 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1033 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1035 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1038 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1039 for TRUTH_NOT_EXPR to type.
1041 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1043 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1045 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1048 * dwarf2out.c (add_calling_convention_attribute): Change
1049 second argument. Set calling convention to DW_CC_program for
1050 Fortran main program.
1051 (gen_subprogram_die): Adjust to new prototype for
1052 add_calling_convention_attribute.
1054 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1056 PR tree-optimization/33987
1057 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1059 (vectorizable_reduction): Add type check.
1061 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1064 * c-parser.c (c_parser_statement_after_labels): Error if a
1065 declaration is parsed after a label.
1067 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1070 * reorg.c (emit_delay_sequence): Do not clear the locator on
1071 the jump instruction.
1073 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1076 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1077 current sched region.
1079 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1081 * config/ia64/ia64.c (struct reg_write_state): Change into
1082 unsigned short bitfields rather than unsigned int, decrease
1083 first_pred to just 10 bits.
1084 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1085 into two char array.
1086 (rws_insn_set, rws_insn_test): New functions.
1087 (in_safe_group_barrier): New variable.
1088 (rws_update): Remove first argument, always set rws_sum array.
1089 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1090 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1092 (rtx_needs_barrier): Use rws_insn_test macro.
1093 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1094 instead set/clear in_safe_group_barrier flag.
1096 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1098 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1099 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1100 pointer or frame pointer.
1101 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1102 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1103 (DWARF2_UNWIND_INFO): Define.
1104 (INCOMING_RETURN_ADDR_RTX): Define.
1105 (DWARF_FRAME_RETURN_COLUMN): Define.
1107 2007-11-02 Tom Tromey <tromey@redhat.com>
1109 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1112 2007-11-02 Diego Novillo <dnovillo@google.com>
1114 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1115 argument from function pointer ANALYZE_EXPR. Update all
1117 * cgraph.c (debug_cgraph_node): New.
1118 (debug_cgraph): New.
1120 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1122 PR rtl-optimization/33648
1123 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1124 the newly created basic block.
1126 2007-11-01 Richard Guenther <rguenther@suse.de>
1128 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1130 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1132 PR rtl-optimization/33828
1133 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1134 of VBEIN and VBEOUT.
1136 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1138 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1139 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1140 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1142 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1144 * gcc.c (getenv_spec_function): Escape the environment variable's
1147 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1149 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1150 show that CSE means common subexpression elimination. Change wording
1151 for -fsee and define LCM. Remove capitalization of optimizations
1152 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1154 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1157 * doc/sourcebuild.texi (Test Directives): Document that xfail
1158 has no effect for dg-do except when dg-do-what is "run".
1160 2007-11-01 Tom Tromey <tromey@redhat.com>
1162 * c-decl.c (grokdeclarator): Set decl source locations.
1163 * c-parser.c (c_parser_enum_specifier): Set location.
1164 (c_parser_struct_or_union_specifier): Likewise.
1166 2007-11-01 Tom Tromey <tromey@redhat.com>
1168 * print-tree.c (print_node): Print column number.
1170 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1173 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1174 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1175 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1177 PR rtl-optimization/33673
1178 * gcse.c (cprop_jump): If a conditional jump has been optimized
1179 into unconditional jump, make the remaining normal edge fallthru
1180 and delete the jump insn.
1182 2007-11-01 Ben Elliston <bje@au.ibm.com>
1184 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1185 (set_mem_attrs_from_reg): Likewise.
1187 2007-11-01 Michael Matz <matz@suse.de>
1189 PR tree-optimization/33961
1190 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1191 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1192 (add_or_mark_expr): New argument 'store', using it to search
1194 (nt_init_block): Adjust calls to add_or_mark_expr.
1196 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1199 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1200 for the first push_operand.
1202 2007-10-31 Revital Eres <eres@il.ibm.com>
1204 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1205 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1206 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1207 movmisalignv2sf, vcondv2sf): New.
1208 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1209 UNSPEC_EXTODD_V2SF): Define new constants.
1210 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1211 paired_emit_vector_cond_expr): New.
1212 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1213 * config/rs6000/rs6000.c (paired_expand_vector_move,
1214 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1216 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1218 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1220 PR tree-optimization/32377
1221 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1222 work also for unknown number of iterations.
1223 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1224 number of iterations is not known.
1226 2007-10-31 Richard Guenther <rguenther@suse.de>
1229 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1230 new undefined integer overflow.
1231 (fold_binary): Avoid useless conversion.
1233 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1236 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
1239 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1241 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1243 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1244 with -mhard-dfp/-mno-hard-dfp.
1245 * config/s390/s390.opt: Likewise.
1246 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1249 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1251 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1253 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1255 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1256 optimization options.
1257 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1258 enabled by -O. Document -fdce and -fdse.
1260 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1263 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1264 convert second operand of COMPOUND_EXPR to the original type of
1267 2007-10-30 Richard Guenther <rguenther@suse.de>
1269 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1270 of loop adding SFTs as virtual operands.
1272 2007-10-30 Richard Guenther <rguenther@suse.de>
1274 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1276 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1278 PR tree-optimization/32893
1279 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1280 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1282 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1284 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1286 (sub_ddmmss): Likewise.
1287 (umul_ppmm): Likewise.
1288 (udiv_qrnnd): Likewise.
1290 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1293 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1294 directives must come before dg-additional-sources.
1296 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1298 PR tree-optimization/33723
1299 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1300 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1302 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1304 PR tree-optimization/33614
1305 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1306 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1307 initializer constants.
1309 2007-10-29 Richard Guenther <rguenther@suse.de>
1311 PR tree-optimization/33870
1312 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1313 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1316 2007-10-29 Richard Guenther <rguenther@suse.de>
1318 * passes.c (init_optimization_passes): Exchange store_copy_prop
1320 * tree-pass.h (pass_store_copy_prop): Remove.
1321 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1322 (stmt_may_generate-copy): Do not handle store_copy_prop.
1323 (get_copy_of_val): Likewise.
1324 (set_copy_of_val): Likewise.
1325 (copy_prop_visit_assignment): Likewise.
1326 (copy_prop_visit_stmt): Likewise.
1327 (copy_prop_visit_phi_node): Likewise.
1328 (init_copy_prop): Likewise.
1329 (execute_copy_prop): Likewise.
1330 (do_copy_prop): Remove.
1331 (gate_store_copy_prop): Likewise.
1332 (store_copy_prop): Likewise.
1333 (pass_store_copy_prop): Likewise.
1334 (pass_copy_prop): Call execute_copy_prop.
1335 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1336 * common.opt (ftree-store-copy-prop): Mark obsolete.
1337 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1339 2007-10-29 Ian Lance Taylor <iant@google.com>
1341 * ifcvt.c (noce_can_store_speculate_p): New static function.
1342 (noce_process_if_block): Call it.
1343 (if_convert): Remove recompute_dominance parameter. Change all
1346 2007-10-29 Richard Guenther <rguenther@suse.de>
1348 * tree-flow-inline.h (get_subvar_at): Use binary search.
1349 (get_first_overlapping_subvar): New function to binary search
1350 for the first overlapping subvar.
1351 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1352 just handle adding subvars for a pointed-to subvar. Optimize
1353 and use get_first_overlapping_subvar.
1354 (add_vars_for_bitmap): Fold into single caller.
1355 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1356 and non pointed-to bits of add_vars_for_offset.
1358 2007-10-29 Revital Eres <eres@il.ibm.com>
1360 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1362 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1363 Zdenek Dvorak <ook@ucw.cz>
1366 reduction support for automatic parallelization.
1368 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1370 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1371 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1372 and OMP_ATOMIC_STORE.
1373 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1374 * gimple-low.c (lower_stmt): Same.
1375 * gimplify.c (gimplify_expr): Same.
1376 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1377 gimplify_omp_atomic_mutex): Remove.
1378 (gimplify_omp_atomic): Change it to simply gimplify the
1379 statement instead of expanding it.
1380 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1381 (expand_omp_atomic, expand_omp_atomic_pipeline,
1382 goa_stabilize_expr, expand_omp_atomic_mutex,
1383 expand_omp_atomic_fetch_op): New functions to implement
1384 expansion of OMP_ATOMIC.
1385 (expand_omp, build_omp_regions_1): Add support for
1386 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1387 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1389 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1391 * tree-parloops.c: add include to tree-vectorizer.h.
1392 (reduction_info): New structure for reduction.
1393 (reduction_list): New list to represent list of reductions per loop.
1394 (struct data_arg): New helper structure for reduction.
1395 (reduction_info_hash, reduction_info_eq, reduction_phi,
1396 initialize_reductions, create_call_for_reduction,
1397 create_phi_for_local_result, create_call_for_reduction_1,
1398 create_loads_for_reductions, create_final_loads_for_reduction):
1400 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1401 (separate_decls_in_loop_name): Support reduction variables.
1402 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1403 call create_loads_for_reduction for each reduction.
1404 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1406 (transform_to_exit_first_loop): Add reduction support, add
1407 reduction_list parameter.
1408 (gen_parallel_loop): Add reduction_list parameter. Add call
1409 separate_decls_in_loop with
1410 the new argument. Traverse reductions and call
1411 initialize_reductions, create_call_for_reduction.
1412 (parallelize_loops): Create and delete the reduction list.
1413 (add_field_for_name): Change use of data parameter. Add fields for
1415 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1416 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1417 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1418 * tree-inline.c (estimate_num_insns_1): add cases for
1419 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1420 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1421 * tree-ssa-operands.c (get_addr_dereference_operands):
1422 New function. Subroutine of get_indirect_ref_operands.
1423 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1424 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1427 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1429 * config/cris/cris.c: Include df.h.
1430 (cris_address_cost): Add gcc_assert for canonicalization
1431 assumptions. For PLUS with MULT or register, correct
1432 test for register in other arm. Tweak comments.
1434 2007-10-28 Richard Guenther <rguenther@suse.de>
1436 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1437 telling if the var is to be treated as points-to location.
1438 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1439 (add_virtual_operand): Only recurse into MPTs if aliases
1442 2007-10-28 Richard Guenther <rguenther@suse.de>
1444 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1445 (add_vars_for_bitmap): Do not recurse further. Only add vars
1446 for pointed-to SFTs.
1447 (add_virtual_operand): Re-instantiate loop to add operands for
1448 aliases. Recurse into MPTs.
1449 (get_indirect_ref_operands): If we fall back to use a pointers
1450 SMT, make sure to not prune based on the access offset and size.
1452 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1455 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1456 the eh information on the statement.
1458 2007-10-28 Richard Guenther <rguenther@suse.de>
1460 * tree-flow.h (subvar_t): Make it a VEC.
1461 (struct subvar): Remove.
1462 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1463 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1465 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1466 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1467 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1468 (set_initial_properties): Likewise.
1469 (setup_pointers_and_addressables): Likewise.
1470 (new_type_alias): Likewise.
1471 (create_overlap_variables_for): Likewise.
1472 * tree-dfa.c (dump_subvars_for): Likewise.
1473 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1474 (get_expr_operands): Likewise.
1475 (add_to_addressable_set): Likewise.
1476 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1478 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1480 PR tree-optimization/33920
1481 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1482 successor bb to true when predecessor bb has NULL predicate.
1483 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1485 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1487 * config/mips/mips.md: Add combiner patterns for DImode extensions
1488 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1491 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1494 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1496 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1498 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1499 LIBCALL notes if they are about to be moved to the same insn.
1501 2007-10-27 Richard Guenther <rguenther@suse.de>
1503 PR tree-optimization/33870
1504 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1505 duplication. Remove redundant call to access_can_touch_variable.
1506 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1507 (add_virtual_operand): Use it.
1509 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1512 * pa.h (ASM_PN_FORMAT): Delete define.
1514 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1516 * doc/invoke.texi (Option Summary, optimizations): Remove
1517 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1518 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1519 -fsplit-wide-types to match later entry. Break up a long line.
1520 (Option Summary, code gen options) Add -fno-stack-limit. Add
1521 missing @gol to the end of a line.
1522 (Optimization Options): Remove -fbounds-check, which is also
1523 documented under Code Generation Options. Remove =n from
1524 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1525 to -fcprop-registers to match other options, and say when it is
1526 enabled rather than disabled. Remove extra index entry for
1527 -fno-cx-limited-range. Add index entries for -fstack-protector
1528 and -fstack-protector-all.
1529 (Code Gen Options): Add index entry for -ftls-model.
1531 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1533 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1534 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1535 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1536 expand_epilogue, output_movhi): Don't handle 'main' function.
1537 (avr_attribute_table): Add 'OS_task' function attribute.
1538 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1540 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1541 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1543 * config/avr/avr.opt (minit-stack): Remove.
1545 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1547 * tree-nested.c (get_trampoline_type): Fix thinko.
1549 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1552 * tree.c (build_offset_type): Build canonical type based on the
1553 TYPE_MAIN_VARIANT of the base type.
1555 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1557 * reorg.c (emit_delay_sequence): Move insn locator from the
1558 first insn to the sequence.
1560 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1562 * ipa-pure-const.c (check_decl): Return immediately when
1563 pure_const_state has been set to IPA_NEITHER.
1565 2007-10-25 Ira Rosen <irar@il.ibm.com>
1567 PR tree-optimization/33833
1568 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1569 and convert init to sizetype in inner_base construction.
1571 2007-10-25 Richard Guenther <rguenther@suse.de>
1573 * tree-flow.h (mem_sym_stats): Remove.
1574 (dump_mem_sym_stats_for_var): Declare.
1575 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1576 (mem_sym_stats): Move ...
1577 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1578 (mem_sym_score): Rename from ...
1579 (pscore): ... this. Remove.
1580 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1581 not the frequencies.
1582 (compare_mp_info_entries): Make sort stable by disambiguating
1585 2007-10-25 Ira Rosen <irar@il.ibm.com>
1587 PR tree-optimization/33866
1588 * tree-vect-transform.c (vectorizable_store): Check operands of all
1589 the stmts in the group of strided accesses. Get def stmt type for each
1590 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1592 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1594 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1595 (Yt): Rename register constraint to Y2.
1596 * config/i386/sse.md: Use renamed register constraints.
1597 * config/i386/mmx.md: Ditto.
1598 * config/i386/i386.md: Ditto.
1600 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1602 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1604 2007-10-24 Chao-ying Fu <fu@mips.com>
1606 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1607 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1609 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1610 Olga Golovanevsky <olga@il.ibm.com>
1612 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1613 the compiler that wr.wrap and wr.domain are initialized in
1616 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1618 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1619 to print gcov_type values.
1621 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1623 * config/avr/avr.h: Do not include progmem_section definition when
1624 building with IN_TARGET_LIBS.
1626 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1629 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1630 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1631 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1632 (mips_orphaned_high_part_p: New functions.
1633 (mips_avoid_hazard): Don't check INSN_P here.
1634 (mips_avoid_hazards): Rename to...
1635 (mips_reorg_process_insns): ...this. Cope with
1636 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1637 or turn them into nops.
1638 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1639 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1640 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1641 (mips_override_options): Set flag_delayed_branch to 0.
1643 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1645 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1646 MIPS-specific implementation details.
1647 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1648 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1649 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1650 for targets with movmemsi.
1651 (MOVE_BY_PIECES_P): Define.
1652 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1653 (mips_block_move_loop): Add a bytes_per_iter argument.
1654 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1655 Update call to mips_block_move_loop.
1657 2007-10-24 Michael Matz <matz@suse.de>
1660 * var-tracking.c (variable_union): Don't break after one loop
1661 iteration but only when a difference is found.
1662 (dump_variable): Also print DECL_UID.
1664 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1666 * ipa-type-escape.h: Expose function
1667 is_array_access_through_pointer_and_index.
1669 (is_array_access_through_pointer_and_index):
1670 Add three new parameters. Add support of
1671 POINTER_PLUS_EXPR tree code.
1673 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1675 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1676 * tree-pass.h: Add pass_ipa_struct_reorg.
1677 * common.opt: Add ipa-struct-reorg flag.
1678 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1679 * passes.c: Add pass pass_ipa_struct_reorg.
1680 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1681 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1683 2007-10-24 Ira Rosen <irar@il.ibm.com>
1685 PR tree-optimization/33804
1686 * tree-vect-transform.c (vectorizable_operation): Remove the
1687 checks that the vectorization is worthwhile from the transformation
1690 2007-10-24 Ira Rosen <irar@il.ibm.com>
1692 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1693 vectype cannot be determined for the scalar type.
1694 (vect_analyze_slp_instance): Likewise.
1695 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1696 return type to bool. Return false if vectype cannot be determined
1697 for the scalar type.
1698 (vect_get_constant_vectors): Return false if vectype cannot be
1699 determined for the scalar type.
1700 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1701 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1702 vectorizable_reduction): Likewise.
1704 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1706 * config.gcc: For a FreeBSD target, parse the value of ${target}
1707 to determine the value of FBSD_MAJOR, instead of adding an
1708 explicit check for every possible FreeBSD major version.
1710 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1712 PR rtl-optimization/33846
1713 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1715 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1717 PR tree-optimization/33860
1718 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1719 interleaved accesses in case the dr is inside the inner-loop during
1720 outer-loop vectorization.
1722 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1724 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1725 Document MEM_POINTER. Replace mentions of "integrated"
1726 field with "return_val". Delete outdated stuff.
1728 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1730 * config/rs6000/rs6000.c (rs6000_override_options): Set
1731 rs6000_altivec_abi on AIX.
1732 (conditional_register_usage): Set VR20:31 fixed on AIX.
1734 2007-10-23 Richard Guenther <rguenther@suse.de>
1736 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1739 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1740 David S. Miller <davem@davemloft.net>
1742 * df-scan.c (df_get_call_refs): Mark global registers as both a
1743 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1745 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1747 PR tree-optimization/33834
1748 PR tree-optimization/33835
1749 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1750 stmts need to be checked for success seperately.
1751 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1752 Remove the check that stmt is not LIVE.
1753 (vectorizable_assignment, vectorizable_induction): Likewise.
1754 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1755 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1757 (vectorizable_live_operation): Check that op is not NULL.
1759 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1761 * doc/invoke.texi (Optimization Options): In the summary, show
1762 that the value for options -falign-jumps, -falign-labels,
1763 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1764 -fsched-stalled-insns-dep is optional. In the summary, show that
1765 -fsched-stalled-insns takes an optional argument and that
1766 -fparallelize-loops takes an argument. Add opindex for several
1767 optimization options, and fix typos in the opindex commands for
1768 several others. In the descriptions for -fsched-stalled-insns
1769 and -fsched-stalled-insns-dep, show the options with and without
1772 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1774 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1776 * config/avr/avr.h (LINK_SPEC): Likewise.
1777 (CRT_BINUTILS_SPECS): Likewsie.
1778 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1780 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1782 PR rtl-optimization/33644
1783 * cfgcleanup.c: Do not include dce.h.
1784 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1785 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1786 * dce.c (something_changed): Delete.
1787 (libcall_dead_p): New predicate.
1788 (delete_unmarked_insns): Use it to delete dead libcalls.
1789 Deal with REG_LIBCALL and REG_RETVAL notes.
1790 (prescan_libcall_for_dce): New function.
1791 (prescan_insns_for_dce): Use it to deal with libcalls.
1792 (mark_reg_dependencies): Do nothing special for libcalls.
1793 (dce_process_block): Likewise.
1794 (fast_dce): Delete unused local variable.
1795 (run_fast_dce): Do not return a value.
1796 * dce.h (struct df): Delete.
1797 (run_fast_dce): Adjust prototype.
1798 * optabs.c (libcall_id): Delete.
1799 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1800 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1801 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1802 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1803 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1804 notes instead of REG_LIBCALL_ID notes.
1805 * reg-notes.def (LIBCALL_ID): Delete.
1806 * Makefile.in (see.o): Add dce.h dependency.
1807 (cfgcleanup.o): Remove dce.h dependency.
1809 2007-10-22 Michael Matz <matz@suse.de>
1811 PR tree-optimization/33855
1812 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1815 2007-10-22 Ira Rosen <irar@il.ibm.com>
1817 PR tree-optimization/33854
1818 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1819 FLOAT_EXPR to the list of promotion operations.
1821 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1825 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1826 (print_reg): Print register prefix only with AT&T asm syntax.
1827 Support pc_rtx for RIP register.
1828 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1829 relative addressing. Always print segment register prefix with AT&T
1830 asm syntax and never with Intel asm syntax.
1831 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1832 Fix prefix for 16-byte XFmode operands.
1833 (output_addr_const_extra): Support Intel asm syntax.
1834 (x86_file_start): Don't use register prefix with Intel asm syntax.
1835 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1836 ("return_internal_long"): Fix Intel asm syntax output.
1837 ("set_got_rex64"): Support Intel asm syntax.
1838 ("set_rip_rex64"): Likewise.
1839 ("set_got_offset_rex64"): Likewise.
1840 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1842 ("*tls_global_dynamic_64"): Likewise.
1843 ("*tls_local_dynamic_base_64"): Likewise.
1844 ("*load_tp_si")("*load_tp_di"): Likewise.
1845 ("*add_tp_si")("*add_tp_di"): Likewise.
1846 ("*tls_dynamic_lea_64"): Likewise.
1847 ("*sibcall_value_1_rex64_v"): Likewise.
1848 ("stack_tls_protect_set_si"): Likewise.
1849 ("stack_tls_protect_set_di"): Likewise.
1850 ("stack_tls_protect_test_si"): Likewise.
1851 ("stack_tls_protect_test_di"): Likewise.
1852 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1854 ("*movv2sf_internal_rex64"): Likewise.
1855 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1856 (__get_cpuid_max): Likewise.
1858 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1860 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1861 the STRICT_P argument type "bool" rather than "int".
1862 (mips_legitimate_address_p): Likewise.
1863 (fp_register_operand, lo_operand): Delete.
1864 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1865 (mips_emit_scc): Rename to...
1866 (mips_expand_scc): ...this.
1867 (gen_conditional_branch): Rename to...
1868 (mips_expand_conditional_branch): ...this.
1869 (gen_conditional_move): Rename to...
1870 (mips_expand_conditional_move): ...this.
1871 (mips_gen_conditional_trap): Rename to...
1872 (mips_expand_conditional_trap): ...this and take an rtx code instead
1873 of an operands array.
1874 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1876 (mips_emit_fcc_reload): Rename to...
1877 (mips_expand_fcc_reload): ...this.
1878 (init_cumulative_args): Rename to...
1879 (mips_init_cumulative_args): ...this and remove the libname argument.
1880 (function_arg_advance): Rename to...
1881 (mips_function_arg_advance): ...this.
1882 (function_arg): Rename to...
1883 (mips_function_arg): ...this and use "rtx" instead of
1885 (function_arg_boundary): Rename to...
1886 (mips_function_arg_boundary): ...this.
1887 (mips_expand_unaligned_load): Rename to...
1888 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1889 and BITPOS arguments type "HOST_WIDE_INT".
1890 (mips_expand_unaligned_store): Rename to...
1891 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1892 and BITPOS arguments type "HOST_WIDE_INT".
1893 (override_options): Rename to...
1894 (mips_override_options): ...this.
1895 (print_operand): Rename to...
1896 (mips_print_operand): ...this.
1897 (print_operand_address): Rename to...
1898 (mips_print_operand_address): ...this.
1899 (mips_output_ascii): Remove the PREFIX argument.
1900 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1902 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1903 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1904 of "struct rtx_def *".
1905 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1907 (build_mips16_call_stub): Delete.
1908 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1909 (mips_use_ins_ext_p): Give the second and third arguments type
1910 "HOST_WIDE_INT" rather than "rtx".
1911 * config/mips/mips.h: Update after the above changes. Tweak comments
1913 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1914 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1915 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1916 element type from "char" to "bool".
1917 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1918 (mips_cpu_info_table): Delete.
1919 * config/mips/mips.md: Update after the above changes. Tweak some
1921 * config/mips/mips-ps-3d.md: Likewise.
1922 * config/mips/mips.c: Tweak comments and formatting.
1923 Use NULL-like macros rather than 0 in various places.
1924 (mips_section_threshold): Rename to...
1925 (mips_small_data_threshold): ...this and give it an unsigned type.
1926 (num_source_filenames): Remove explicit initialization.
1927 (sdb_label_count): Likewise.
1928 (sym_lineno): Delete.
1929 (set_noat): Make static.
1930 (mips_branch_likely): Likewise, and give it type "bool".
1931 (mips_isa_info): Rename to...
1932 (mips_isa_option_info): ...this.
1933 (mips_flag_delayed_branch): Rename to...
1934 (mips_base_delayed_branch): ...this.
1935 (mips_split_addresses): Delete.
1936 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1937 element type from "char" to "bool".
1938 (mips_regno_to_class): Add an explicit array size.
1939 (mips16_flipper): Change from type "int" to type "bool".
1940 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1941 (mips_tls_operand_p): Rename to...
1942 (mips_tls_symbol_p): ...this.
1943 (mips_global_symbol_p): Remove redundant "const".
1944 (mips_offset_within_alignment_p): Simplify.
1945 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1946 to STRICT_P and give it type bool.
1947 (mips_valid_base_register_p): Likewise.
1948 (mips_classify_address): Likewise.
1949 (mips_legitimate_address_p): Likewise.
1950 (mips16_unextended_reference_p): Take the offset as an
1951 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1952 (mips_const_insns): Use IN_RANGE.
1953 (mips_force_temporary): Remove an unnecessary copy_rtx.
1954 (mips16_gp_pseudo_reg): Simplify.
1955 (mips_split_symbol): Remove an unnecessary copy_rtx.
1956 (mips_legitimize_tls_address): Only create registers if we need them.
1957 (mips_legitimize_address): Use mips_split_plus.
1958 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1959 variable COST to NUM_OPS.
1960 (mips_legitimize_move): Use gen_lowpart.
1961 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1962 (m16_check_op): Use IN_RANGE.
1963 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1964 (mips_split_doubleword_move): Pass booleans to mips_subword.
1965 (mips_output_move): Store the mode in a local variable.
1966 Explicitly assert that this function does not deal with
1967 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1968 cases more consistent.
1969 (mips_relational_operand_ok_p): Rename to...
1970 (mips_int_order_operand_ok_p): ...this.
1971 (mips_canonicalize_comparison): Rename to...
1972 (mips_canonicalize_int_order_test): ...this.
1973 (mips_emit_int_relational): Rename to...
1974 (mips_emit_int_order_test): ...this. Store the mode in a local
1976 (mips_reverse_fp_cond_p): Rename to...
1977 (mips_reversed_fp_cond): ...this.
1978 (mips_emit_compare): Make the order of the statements more consistent.
1979 (mips_emit_scc): Rename to...
1980 (mips_expand_scc): ...this.
1981 (gen_conditional_branch): Rename to...
1982 (mips_expand_conditional_branch): ...this.
1983 (gen_conditional_move): Rename to...
1984 (mips_expand_conditional_move): ...this. Build the condition
1985 separately from the main pattern.
1986 (mips_gen_conditional_trap): Rename to...
1987 (mips_expand_conditional_trap): ...this and take an rtx code instead
1988 of an operands array. Simplify.
1989 (init_cumulative_args): Rename to...
1990 (mips_init_cumulative_args): ...this. Use memset rather than a
1991 copy from a zeroed static. Use prototype_p and stdarg_p.
1992 (mips_arg_info): Rename to...
1993 (mips_get_arg_info): ...this and put the INFO argument first.
1994 (function_arg): Rename to...
1995 (mips_function_arg): ...this and use "rtx" instead of
1996 "struct rtx_def *". Only split structures into chunks if
1997 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1998 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1999 comparison with REAL_TYPE. Rename local variable REG to REGNO
2000 and make it unsigned.
2001 (function_arg_advance): Rename to...
2002 (mips_function_arg_advance): ...this.
2003 (function_arg_boundary): Rename to...
2004 (mips_function_arg_boundary): ...this.
2005 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2007 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2008 comparison with REAL_TYPE.
2009 (mips_function_value): Remove the FUNC argument. Rename local
2010 variable UNSIGNEDP to UNSIGNED_P.
2011 (mips_return_in_memory): Use IN_RANGE.
2012 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2013 to FUNCTION_ARG_ADVANCE.
2014 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2015 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2016 SIZE and RSIZE if needed.
2017 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2019 (build_mips16_function_stub): Rename to...
2020 (mips16_build_function_stub): ...this.
2021 (build_mips16_call_stub): Rename to...
2022 (mips16_build_call_stub): ...this. Make static, and return a
2023 "bool" rather than an "int". Rename the ARG_SIZE argument to
2024 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2025 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2026 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2028 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2029 are not sibling ones.
2030 (mips_emit_fcc_reload): Rename to...
2031 (mips_expand_fcc_reload): ...this.
2032 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2034 (mips_expand_unaligned_load): Rename to...
2035 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2036 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2038 (mips_expand_unaligned_store): Rename to...
2039 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2040 and BITPOS arguments type "HOST_WIDE_INT".
2041 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2042 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2044 (mips_init_split_addresses): Replace with...
2045 (mips_split_addresses_p): ...this new function.
2046 (mips_init_relocs): Check mips_split_addresses_p () rather than
2047 mips_split_addresses. Always initialize mips_split_p with booleans.
2048 (print_operand_reloc): Rename to...
2049 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2051 (print_operand): Rename to...
2052 (mips_print_operand): ...this.
2053 (print_operand_address): Rename to...
2054 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2055 (mips_in_small_data_p): Simplify.
2056 (mips_output_ascii): Remove the PREFIX argument and "register"
2057 keywords. Use the STRING parameter directly and cast to
2059 (mips16e_collect_argument_save_p): Use IN_RANGE.
2060 (mips_function_has_gp_insn): Simplify.
2061 (mips_set_return_address): Use BITSET_P.
2062 (mips_restore_gp): Use a separate statement to pick the base
2064 (mips_output_function_prologue): Use a local FRAME variable.
2065 (mips_save_reg): Pass booleans to mips_subword.
2066 (mips_expand_prologue): Use a local FRAME variable. Use
2067 cprestore_size to detect when .cprestore is needed.
2068 (mips_restore_reg): Use GP_REG_FIRST.
2069 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2070 rather than "int". Use local FRAME and REGNO variables.
2071 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2072 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2074 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2075 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2076 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2077 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2078 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2079 (builtin_description): Rename to...
2080 (mips_builtin_description): ...this.
2081 (mips_bdesc): Rename to...
2082 (mips_ps_bdesc): ...this.
2083 (sb1_bdesc): Rename to...
2084 (mips_sb1_bdesc): ...this.
2085 (dsp_bdesc): Rename to...
2086 (mips_dsp_bdesc): ...this.
2087 (dsp_32only_bdesc): Rename to...
2088 (mips_dsp_32only_bdesc): ...this.
2089 (bdesc_map): Rename to...
2090 (mips_bdesc_map): ...this.
2091 (bdesc_arrays): Rename to...
2092 (mips_bdesc_arrays): ...this.
2093 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2094 Tweak error message.
2095 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2096 Rename local variables I and J to OPNO and ARGNO respectively.
2097 Assert that the number of arguments is no more than the number of
2099 (mips_expand_builtin_compare): Use an array of arguments rather
2100 than an array of operands. Assert that the number of operands is
2102 (add_constant): Rename to...
2103 (mips16_add_constant): ...this. Use XNEW.
2104 (dump_constants_1): Rename to...
2105 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2106 (dump_constants): Rename to...
2107 (mips16_emit_constants): ...this.
2108 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2109 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2110 Assign mips16_p to was_mips16_p.
2111 (mips_parse_cpu): Tweak warning message.
2112 (override_options): Rename to...
2113 (mips_override_options): ...this. Move the mips_cost initialization
2114 out of the "shared with GAS" block. Quote option names in error
2116 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2117 (mips_order_regs_for_local_alloc): Remove register keyword.
2119 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2121 * system.h (IN_RANGE): Cast each argument individually.
2123 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2125 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2126 MIPS16 code unless using o32 or o64.
2128 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2130 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2131 for modes smaller than 4 bytes.
2132 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2135 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2137 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2138 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2139 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2140 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2142 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2144 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2145 sibling calls to "mips16" functions if the function satisfies
2146 const_call_insn_operand.
2148 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2150 * config/mips/mips.c (mips_va_start): Fix types in calls
2153 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2155 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2158 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2160 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2161 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2162 instead of checking mips_isa.
2164 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2166 * doc/invoke.texi (-mpaired-single): Don't say that the option
2167 requires 64-bit code.
2168 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2169 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2170 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2171 V2SF if ISA_MIPS32R2.
2172 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2173 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2174 to ISA_HAS_NMADD_NMSUB.
2175 (mips_split_doubleword_move): Handle V2SF.
2176 (mips_modes_tieable_p): New function.
2177 (override_options): Report a warning rather than an error when
2178 -mpaired-single is used on ISAs that don't support it; use
2179 ISA_HAS_PAIRED_SINGLE to check that case.
2180 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2181 and DF move splitters with a single MOVE64 splitter, thereby adding
2182 a V2SF splitter too.
2183 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2184 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2185 (HALFMODE): Add V2SF.
2186 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2187 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2188 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2189 (movv2sf_hardfloat_32bit): New pattern.
2190 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2191 TARGET_DOUBLE_FLOAT conditions.
2193 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2195 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2196 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2197 64-bit register in 64-bit libgcc.
2199 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2201 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2202 * config/avr/avr.h (LINK_SPEC): Likewise.
2203 (CRT_BINUTILS_SPECS): Likewsie.
2204 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2206 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2208 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2209 and -Wfatal-errors together.
2211 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2214 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2215 change for vrsave, ie restore after frame pop.
2217 2007-10-19 David S. Miller <davem@davemloft.net>
2219 * config/sparc/niagara2.md: Fix copyright notice.
2221 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2223 PR tree-optimization/23820
2224 PR tree-optimization/24309
2225 PR tree-optimization/33766
2226 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2227 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2228 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2229 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2230 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2231 (linear_transform_loops): Use perfect_loop_nest_depth.
2232 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2233 should have a single condition: their exit.
2235 2007-10-19 Richard Guenther <rguenther@suse.de>
2239 * stor-layout.c (layout_type): Assert that aggregates do not
2240 have their alias sets set.
2241 * alias.c (get_alias_set): Return alias set zero for incomplete
2242 types, return the alias set of the element for incomplete array
2243 types, but do not remember these.
2245 2007-10-19 Richard Guenther <rguenther@suse.de>
2248 2007-10-19 Richard Guenther <rguenther@suse.de>
2251 * tree.c (build_array_type): Do not re-layout unbound array
2254 2007-10-19 Richard Guenther <rguenther@suse.de>
2257 * tree.c (build_array_type): Do not re-layout unbound array
2260 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2262 * config/mips/mips.c (mips_canonicalize_comparison): Check
2263 mips_relational_operand_ok_p before trying to rewrite the test.
2264 Only calculate PLUS_ONE if needed.
2265 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2268 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2270 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2273 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2275 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2276 the call uses the incoming value of $2.
2278 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2280 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2281 rather then gen_rtx_MEM.
2282 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2284 (mips_set_return_address): Likewise.
2285 (mips_restore_gp): Likewise.
2287 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2289 * config/mips/mips.c (gpr_mode): Delete.
2290 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2291 instead of gpr_mode.
2292 (mips_for_each_saved_reg): Likewise.
2293 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2294 (override_options): Don't initialize gpr_mode.
2295 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2297 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2299 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2301 (mips_class_max_nregs): Calculate the smallest consituent register
2302 size and use that to determine an upper bound on the number of
2305 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2307 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2309 (mips_expand_epilogue): ...here.
2310 (mips_mdebug_abi_name): New function, split out from...
2311 (mips_file_start): ...here.
2312 (mips_hard_regno_mode_ok_p): New function, split out from...
2313 (override_options): ...here.
2314 (mips_expand_builtin_1): New function, split out from...
2315 (mips_expand_buitin): ...here. Abort if we don't recognize
2318 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2320 * config/mips/mips.c (build_mips16_function_stub): Load the
2321 target address into $1 before transfering the arguments.
2322 Don't use ".set noreorder".
2323 (build_mips16_call_stub): Likewise.
2325 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2327 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2328 (mips_output_64bit_xfer): Likewise.
2329 (mips16_fp_args): Rename to...
2330 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2331 with a DIRECTION argument. Use mips_output_32bit_xfer and
2332 mips_output_64bit_xfer.
2333 (build_mips16_function_stub): Update accordingly.
2334 (mips16_fpret_double): Delete.
2335 (build_mips16_call_stub): Update after above changes.
2336 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2337 of mips16_fpret_double. Use GP_REG_RETURN.
2339 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2341 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2342 use asm_out_file instead.
2343 (build_mips16_function_stub): Likewise.
2344 (build_mips16_call_stub, mips_output_function_prologue): Update
2347 2007-10-18 David S. Miller <davem@davemloft.net>
2349 Add Niagara-2 support.
2350 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2351 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2352 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2353 (include): Add inclusion of niagara2.md
2354 * config/sparc/sparc.c (niagara2_costs): New.
2355 (sparc_override_options): Add niagara2 entry to cpu_default[]
2356 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2357 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2358 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2359 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2360 (sparc64_initialize_trampoline): Likewise.
2361 (sparc_use_sched_lookahead): Likewise.
2362 (sparc_issue_rate): Likewise.
2363 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2365 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2366 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2367 TARGET_CPU_niagara2.
2368 (PROCESSOR_NIAGARA2): New.
2369 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2370 (BRANCH_COST): Likewise.
2371 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2372 * config/sparc/sol2.h: Likewise.
2373 * config/sparc/niagara2.md: New file.
2375 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2377 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2379 (mips_compute_frame_info): Remove associated code.
2380 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2382 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2384 * config/mips/mips-protos.h (compute_frame_size): Delete.
2385 * config/mips/mips.h: Update comments.
2386 * config/mips/mips.c (mips_frame_info): Remove initialized.
2387 (compute_frame_size): Rename to...
2388 (mips_compute_frame_info): ...this and make static. Remove the
2389 SIZE argument and return no value. Remove the setting of initialized.
2390 Update rest of file accordingly.
2391 (mips_set_return_address): Don't call compute_frame_size.
2392 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2393 Don't call compute_frame_size.
2395 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2397 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2398 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2399 mips_hard_frame_pointer_required.
2400 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2401 large MIPS16 frames.
2402 * config/mips/mips.c (mips_frame_pointer_required): New function.
2404 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2406 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2407 and hard_frame_pointer_offset.
2408 (mips_debugger_offset): Use hard_frame_pointer_offset.
2409 (mips16e_collect_argument_save_p): Likewise.
2410 (compute_frame_size): Initialize arg_pointer_offset and
2411 hard_frame_pointer_offset.
2412 (mips_initial_elimination_offset): Use them.
2413 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2414 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2416 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2418 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2420 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2421 "unsigned int" rather than "int" and put them with the other
2422 register-related fields. Put expanded comments above fields
2423 rather than to their right.
2424 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2425 with a NUM_REGS_PTR argument.
2426 (mips16e_save_restore_pattern_p): Update accordingly.
2427 (compute_frame_size): Clarify frame diagram. Rewrite.
2429 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2431 * config/mips/mips-ftypes.def: New file.
2432 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2433 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2434 (mips_function_type): Redefine using mips-ftypes.def.
2435 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2436 (mips_builtin_vector_type): New function.
2437 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2438 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2439 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2440 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2442 (mips_build_function_type): New function.
2443 (mips_init_builtins): Use it to create types lazily.
2445 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2447 * config/mips/mips.h (set_volatile): Delete.
2448 * config/mips/mips.c (set_volatile): Delete.
2449 (mips_print_operand_punctuation): New function, split out from
2450 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2451 Use the same character ordering in the code and the comments.
2452 Use a recursive call to handle '*'. Abort on unknown characters.
2453 (mips_init_print_operand_punct): New function, split out from
2455 (mips_print_int_branch_condition): New function, split out from
2456 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2457 to report unexpected codes.
2458 (mips_print_float_branch_condition): New function, split out from
2459 print_operand. Use output_operand_lossage to report unexpected codes.
2460 (print_operand): Rework to use a case statement. Use the
2461 same letter ordering in the code and the comments. Use
2462 output_operand_lossage to report unexpected codes and
2463 reverse_condition to handle inverted branch conditions.
2464 (override_options): Use mips_init_print_operand_punct.
2466 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2468 * config/mips/mips.h: Move variable declarations to end of file and
2469 enclose them all in #ifndef USED_FOR_TARGET.
2470 * config/mips/mips.c: Reorder functions into more logical groups,
2471 and so that callees appear before callers. Put the targetm
2472 initializer at the end of the file. Remove forward static
2473 declarations where possible.
2474 (mips_init_builtins): Add "static" to definition.
2475 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2477 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2479 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2480 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2481 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2482 (mips_set_mips16_mode): Initialize min_anchor_offset and
2483 max_anchor_offset directly to constants.
2485 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2487 * config/mips/mips.c: Delete trailing whitespace.
2489 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2491 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2492 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2494 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2495 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2497 2007-10-18 David Daney <ddaney@avtrex.com>
2499 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2500 reg_offset variable to calculate register locations.
2502 2007-10-18 Richard Guenther <rguenther@suse.de>
2504 * tree-ssa.c (uid_ssaname_map_eq): New function.
2505 (uid_ssaname_map_has): Likewise.
2506 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2507 * tree-flow.h (struct gimple_df): Make default_defs a
2509 * tree-dfa.c (gimple_default_def): Deal with it.
2510 (set_default_def): Likewise.
2512 2007-10-18 Richard Guenther <rguenther@suse.de>
2514 * tree-flow.h (struct gimple_df): Make referenced_vars
2516 (uid_decl_map_eq): Declare.
2517 (uid_decl_map_hash): Likewise.
2518 * tree-ssa.c (uid_decl_map_eq): New function.
2519 (uid_decl_map_hash): Likewise.
2520 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2521 * tree-flow-inline.h (first_referenced_var): Deal with
2522 the referenced_vars representation change.
2523 (next_referenced_var): Likewise.
2524 * tree-dfa.c (referenced_var_lookup): Likewise.
2525 (referenced_var_check_and_insert): Likewise.
2526 (remove_referenced_var): Likewise.
2528 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2530 * config/mips/mips.c (mips_dwarf_register_span): New.
2531 (TARGET_DWARF_REGISTER_SPAN): Define.
2533 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2535 * config.gcc : update score-*-elf(extra_objs).
2536 * config/score/mac.md : Remove.
2537 * config/score/misc.md : Remove.
2538 * config/score/score7.md : Remove.
2539 * config/score/score-mdaux.h : Remove.
2540 * config/score/score-mdaux.c : Remove.
2541 * config/score/score-version.h : Remove.
2542 * config/score/score-generic.md : New.
2543 * config/score/score3.h : New.
2544 * config/score/score3.c : New.
2545 * config/score/score7.h : New.
2546 * config/score/score7.c : New.
2547 * config/score/mul-div.S : add flush_cache score3 support.
2548 * config/score/elf.h : Fix some typos.
2549 * config/score/score.md : merge score3 and score7 pattern.
2550 * config/score/score.c : use to seperate which target it used.
2551 * config/score/score.h : use to seperate the target macro.
2552 * config/score/score.opt : remove -mmac option , add -mscore3,
2553 -mscore3d and -march OPTION support.
2555 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2557 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2558 that the offset of a variable is not greater than the size
2561 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2563 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2564 atmega88p, atmega168p and atmega328p devices.
2565 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2566 (CRT_BINUTILS_SPECS): (Ditto.).
2567 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2569 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2571 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2573 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2574 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2575 (print_insn): Move declaration to ...
2576 * rtl.h (print_insn): ... here.
2578 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2580 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2581 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2582 m68k_sched_branch_type): Move declarations to ...
2583 * config/m68/m68k-protos.h: ... here.
2585 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2587 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2589 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2591 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2592 * config/avr/avr.h (LINK_SPEC): Likewise.
2593 (CRT_BINUTILS_SPECS): Likewsie.
2594 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2596 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2598 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2599 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2600 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2602 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2605 * reg-stack.c (move_for_stack_reg): Swap input argument of
2606 UNSPEC_TAN insn to the top of the stack.
2608 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2611 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2612 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2613 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2614 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2615 immediate shift value.
2616 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2617 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2618 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2619 Remove macros for !__OPTIMIZE__ case.
2621 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2623 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2625 (perform_var_substitution): Only DFS from real nodes. Don't test
2627 (unite_pointer_equivalences): Fix broken test.
2629 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2631 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2632 altivec sp_offset. Rearrange sp_offset assignments to
2633 correspond to stack adjustments. Use frame_reg_rtx for
2634 SPE register restores. Correct SPE stack adjustment.
2636 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2638 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2639 * toplev.c (check_global_declaration_1): Use appropriate warning
2640 option instead of unnamed warning.
2641 * stor-layout.c (layout_decl): Likewise.
2642 * c-typeck.c (build_conditional_expr): Likewise.
2643 (build_compound_expr): Fix wrong comment.
2644 (build_binary_op): Use appropriate warning option instead of
2646 * cfgexpand.c (tree_expand_cfg): Likewise.
2647 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2648 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2649 (execute_warn_function_return): Likewise.
2650 * stmt.c (warn_if_unused_value): Likewise.
2652 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2654 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2655 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2657 (CRT_BINUTILS_SPECS): Likewsie.
2658 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2660 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2663 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2665 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2667 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2668 (fini_dce): Only release them for the fast pass.
2669 (end_ud_dce): Delete.
2670 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2671 Call fini_dce instead of end_ud_dce.
2672 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2673 (run_fast_df_dce): Reset df_in_progress to false on exit.
2675 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2676 Maxim Kuvyrkov <maxim@codesourcery.com>
2678 * target.h (unspec_may_trap_p): New target hook.
2679 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2680 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2682 * targhooks.h (default_unspec_may_trap_p): Declare it.
2683 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2684 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2685 * rtl.h (may_trap_p_1): Declare.
2687 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2688 override default hook implementation.
2689 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2692 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2694 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2695 options enabled by Wextra and mention Wuninitialized.
2697 2007-10-15 Nigel Stephens <nigel@mips.com>
2699 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2701 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2703 PR tree-optimization/33136
2704 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2706 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2708 PR tree-optimization/33735
2709 PR tree-optimization/33572
2710 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2711 2007-10-09's change.
2712 * except.c (duplicate_eh_regions): Don't look for prev_try
2713 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2715 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2718 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2719 __builtin_va_arg_pack-containing call stmt.
2721 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2723 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2726 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2728 PR tree-optimization/33619
2729 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2732 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2734 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2736 2007-10-15 Richard Guenther <rguenther@suse.de>
2738 * fold-const.c (extract_array_ref): Remove.
2739 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2740 generic address expression comparison folding. Remove
2741 the folding that used extract_array_ref.
2743 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2746 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2747 speculation type of insn can be changed before trying to do that.
2749 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2751 * dse.c (struct insn_info): Add 'frame_read' field.
2752 (scan_insn): For the call to a const function, set frame_read if
2753 reload has been run.
2754 If the insn reads the frame, kill the frame related stores.
2755 (scan_reads_nospill): Likewise.
2757 2007-10-14 Jason Merrill <jason@redhat.com>
2759 * tree-eh.c (optimize_double_finally): Don't assume that the
2760 cleanup we're duplicating is only one statement.
2762 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2764 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2765 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2766 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2767 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2768 tree-vect-transform.c: Fix comment typos.
2769 * doc/extend.texi: Fix a typo.
2771 * c-common.h: Remove the prototype for c_expand_body.
2772 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2773 * tree.h: Remove the prototype for fold_build_call_expr.
2775 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2777 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2779 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2781 * config/rs6000/aix53.h: New file.
2782 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2783 (TARGET_ALTIVEC_ABI): Same.
2784 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2785 (TARGET_ALTIVEC_ABI): Delete.
2786 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2787 stanza defaulting to aix5.3.
2789 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2791 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2792 (strmov): Use defined constants.
2793 (cmpstrnsi): Likewise.
2794 * config/i386/i386.c (decide_alg): Use defined constants.
2795 (ix86_expand_strlen): Likewise.
2797 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2799 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2800 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2801 (mode_for_reg_attrs, var_lowpart): New functions.
2802 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2803 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2804 or copy is known, set LOC to the SET that performs the set, instead
2806 (find_src_status, find_src_set_src): Remove LOC parameter.
2807 Replace INSN with the source value.
2808 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2809 handling MO_SET and MO_COPY. Update the calls to find_src_status
2810 and find_src_set_src.
2812 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2815 * config/i386/i386.md (strmov): Check for esi and edi usage.
2816 * config/i386/i386.c (decide_alg): Check whether we can use a
2817 rep prefix and adjust algorithm choice accordingly.
2818 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2820 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2822 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2824 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2826 * global.c (build_insn_chain): Formatting fixes.
2828 2007-10-12 Richard Guenther <rguenther@suse.de>
2830 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2831 combining both operands require either both have single uses
2832 or combining to a constant.
2834 2007-10-12 Richard Guenther <rguenther@suse.de>
2837 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2838 a rhs with side-effects or which is a load.
2839 (forward_propagate_into_cond): Also try combining both operands.
2841 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2843 PR tree-optimization/33742
2844 * tree-vect-transform.c (vectorizable_operation): Return false
2845 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2846 (vectorizable_call): Same for rhs_type and lhs_type.
2848 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2850 PR tree-optimization/33645
2851 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2852 pass it to walk_tree.
2853 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2854 When calling set_is_used on a VAR_DECL, if data is not NULL and
2855 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2856 DECL_INITIAL after clearing the bit in bitmap.
2857 (remove_unused_locals): Adjust mark_all_vars_used callers.
2858 Instead of removing unused global vars from unexpanded_var_list
2859 immediately record them in bitmap, call mark_all_vars_used on
2860 all used global vars from unexpanded_var_list and only purge
2861 global vars that weren't found used even during that step.
2863 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2865 * gthr-posix.h (__gthread_active_init): Create detached instead of
2866 joinable thread when testing whether threads are active on hppa-hpux.
2867 * gthr-posix95.h (__gthread_active_init): Likewise.
2869 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2872 * global.c (build_insn_chain): Include insn that occur between
2875 2007-10-11 Tom Tromey <tromey@redhat.com>
2877 * gengtype-yacc.y: Delete.
2879 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2881 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2882 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2883 function_value_32, function_value_64, function_value_ms_64,
2884 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2885 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2888 2007-10-11 Richard Guenther <rguenther@suse.de>
2890 * gcse.c (hash_scan_set): If the next nonnote insn is in
2891 a different basic block insert the set.
2893 2007-10-11 Richard Guenther <rguenther@suse.de>
2896 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2897 (verify_gimple_expr): Use it to verify pointer-to types for
2900 2007-10-11 Richard Guenther <rguenther@suse.de>
2903 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2904 the array element type.
2906 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2908 PR rtl-optimization/33638
2909 * dse.c (struct insn_info): Remove 'stack_read' field,
2910 add 'stack_pointer_based' field.
2911 (record_store): For a store with non-constant base, record
2912 whether it is stack pointer based.
2913 (scan_insn): For the call to a const function, remove stack
2914 pointer based stores from the list of local active stores.
2915 (scan_reads_nospill): Delete code dealing with const functions.
2917 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2919 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2921 (conflict_p, set_conflict, set_conflicts): Likewise.
2922 * global.c (global_alloc): Likewise.
2923 * ra.h: Update prototypes.
2925 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2927 * opth-gen.awk: Fixed generation of comment stating the origin
2930 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2933 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2934 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2935 and '%}', respectively.
2938 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2939 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2940 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2942 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2946 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2947 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2948 syntax for ASSEMBLER_DIALECT.
2949 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2951 2007-10-10 Revital Eres <eres@il.ibm.com>
2953 * modulo-sched.c (check_nodes_order): Dump the final order of
2955 (get_sched_window): Add dump info.
2956 (calculate_order_params): Dump order params of the nodes.
2958 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2961 * ra-conflict.c (record_one_conflict_between_regnos,
2962 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2963 (global_conflicts): Enhanced incorrect check.
2965 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2967 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2968 if flag_exceptions is not set.
2969 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2970 assemble_name rather than incorrectly emulating it.
2972 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2973 friends are removed from G++.
2975 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2977 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2978 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2979 enabling them is redundant. Don't check two times for
2982 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2984 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2986 (set_conflicts_for_earlyclobber): Likewise.
2987 (global_conflicts): Likewise.
2989 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2991 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2992 and '%}', respectively.
2994 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2996 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2997 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2999 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3002 2007-10-09 Richard Guenther <rguenther@suse.de>
3005 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3006 of referenced structure and component.
3008 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3011 * ra-conflict.c (record_one_conflict_between_regnos,
3012 set_conflicts_for_earlyclobber, global_conflicts): Improved
3014 (global_conflicts): Removed incorrect check.
3016 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3018 PR tree-optimization/33615
3019 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3020 if the statement might throw. Fix formatting.
3022 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3024 PR tree-optimization/33615
3025 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3026 if the rhs might throw.
3028 2007-10-09 Jan Hubicka <jh@suse.cz>
3030 * invoke.texi (align-threshold, align-loop-iterations): Document.
3031 * final.c: Include cfgloop.h, params.h
3032 (compute_alignments): Dump decisions and compare them with loop
3033 structure; honor given parameters.
3034 (pass_compute_alignments): New dump file.
3035 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3036 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3038 2007-10-09 James E. Wilson <wilson@specifix.com>
3040 PR tree-optimization/33655
3042 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3043 convert it to bitsizetype before size_binop call.
3045 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3047 PR tree-optimization/33572
3048 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3049 the absence of a corresponding edge from the exit block.
3051 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3054 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3056 (sra_build_assignment): Likewise. Set up mask depending on
3057 precision, not type.
3058 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3059 computing bit masks.
3060 (sra_build_elt_assignment): Don't view-convert from signed to
3062 (sra_explode_bitfield_assignment): Use bit-field type if
3063 possible. Use BYTES_BIG_ENDIAN.
3065 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3068 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3069 the original stmt can throw.
3070 (sra_build_bf_assignment): Fix type mismatch when applying negated
3073 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3075 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3076 '#pragma mark' to be executed at preprocessing time.
3078 2007-10-08 Ollie Wild <aaw@google.com>
3080 * varasm.c (compare_constant): Removed call to
3081 lang_hooks.expand_constant.
3082 (copy_constants): Removed call to lang_hooks.expand_constant.
3083 (compute_reloc_for_constant): Removed call to
3084 lang_hooks.expand_constant.
3085 (output_addressed_constants): Removed call to
3086 lang_hooks.expand_constant.
3087 (constructor_static_from_elts_p): Removed call to
3088 lang_hooks.expand_constant.
3089 (output_constant): Removed calls to lang_hooks.expand_constant.
3090 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3091 * langhooks-def.h (lhd_return_tree): Removed.
3092 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3093 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3094 * langhooks.c (lhd_return_tree): Removed.
3096 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3098 * combine.c (setup_incoming_promotions): Ensure that
3099 arguments that have not undergone mode promotions do not
3100 incorrectly get marked as being sign- or zero-extended.
3102 2007-10-08 Richard Guenther <rguenther@suse.de>
3107 * fold-const.c (fold_binary): Use correct types in folding
3108 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3109 and building of RROTATE_EXPR.
3111 2007-10-08 Richard Guenther <rguenther@suse.de>
3116 * fold-const.c (fold_binary): Use the correct types when
3117 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3118 (fold_binary): Use the correct types when folding
3119 (-A) - B to (-B) - A.
3120 (fold_unary): Use the correct types when folding ~(X).
3122 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3124 * doc/invoke.texi (Wall): fix formatting issues.
3126 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3128 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3129 truncated shift counts.
3131 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3133 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3134 syntax for ASSEMBLER_DIALECT.
3135 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3137 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3138 Nathan Froyd <froydnj@codesourcery.com>
3140 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3141 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3143 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3146 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3148 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3149 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3150 the function, temporarily point the debug interface to the null one.
3152 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3154 PR tree-optimization/33655
3156 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3159 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3161 PR tree-optimization/33572
3162 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3163 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3164 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3166 (copy_edges_for_bb): Handle nonlocal label edges.
3167 (make_nonlocal_label_edges): Deleted.
3168 (optimize_inline_calls): Don't call it.
3170 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3172 * gthr-single.h: Revert last change.
3174 2007-10-05 Michael Matz <matz@suse.de>
3177 * lower-subreg.c (decompose_multiword_subregs): Use
3178 validate_unshare_change().
3180 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3182 * ra-conflict.c: Include "sparseset.h".
3183 (conflicts): Change to HOST_WIDEST_FAST_INT.
3184 (allocnos_live): Redefine variable as a sparseset.
3185 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3187 (allocno_row_words): Removed global variable.
3188 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3189 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3190 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3191 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3193 (record_one_conflict): Update uses of allocnos_live to use
3194 the sparseset routines. Use set_conflicts_p.
3195 (mark_reg_store): Likewise.
3196 (set_reg_in_live): Likewise.
3197 (global_conflicts): Update uses of allocnos_live.
3198 Use the new adjacency list to visit an allocno's neighbors
3199 rather than iterating over all possible allocnos.
3200 Call set_conflicts_p to setup conflicts rather than adding
3202 * global.c: Comments updated.
3203 (CONFLICTP): Delete define.
3204 (regno_compare): New function. Add prototype.
3205 (global_alloc): Sort the allocno to regno mapping according to
3206 which basic blocks the regnos are referenced in. Modify the
3207 conflict bit matrix to a compressed triangular bitmatrix.
3208 Only allocate the conflict bit matrix and adjacency lists if
3209 we are actually going to allocate something.
3210 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3211 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3212 allocno's neighbors rather than iterating over all possible allocnos.
3213 (mirror_conflicts): Removed function.
3214 (dump_conflicts): Iterate over regnos rather than allocnos so
3215 that all dump output will be sorted by regno number.
3216 Use the FOR_EACH_CONFLICT macro.
3217 * ra.h: Comments updated.
3218 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3219 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3221 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3222 (adjacency_list_d, adjacency_iterator_d): New types.
3223 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3224 adjacency_iter_next, regno_basic_block): New static inline functions.
3225 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3226 (conflict_p): Add function prototype.
3227 * sparseset.h, sparseset.c: New files.
3228 * Makefile.in (OBJS-common): Add sparseset.o.
3229 (sparseset.o): New rule.
3231 2007-10-05 Richard Guenther <rguenther@suse.de>
3234 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3237 2007-10-05 Michael Matz <matz@suse.de>
3240 * function.c (match_asm_constraints_1): Check for input
3241 being used in the outputs.
3243 2007-10-05 Richard Guenther <rguenther@suse.de>
3245 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3247 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3250 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3251 subset checks. Make the cost of FPR -> FPR moves depend on
3252 mips_mode_ok_for_mov_fmt_p.
3254 2007-10-04 Doug Kwan <dougkwan@google.com>
3256 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3257 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3258 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3259 support of conditional variables.
3260 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3261 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3262 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3263 support of conditional variables.
3264 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3265 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3266 conditional variables.
3267 * gthr.h: Update comments to document new interface.
3269 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3271 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3274 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3276 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3278 2007-10-04 Richard Guenther <rguenther@suse.de>
3281 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3282 does not need to be of INTEGER_TYPE.
3283 (verify_gimple_2): New function split out from ...
3284 (verify_gimple_1): ... here. ICE if there was an error during
3287 2007-10-04 Michael Matz <matz@suse.de>
3289 PR rtl-optimization/33653
3290 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3291 * dse.c (scan_insn): Same.
3293 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3295 * config.gcc: Remove USE_GAS for m68k targets.
3297 2007-10-04 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/33627
3300 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3301 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3303 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3304 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3306 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3308 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3309 commands_in_epilogues): Remove variables.
3310 (avr_file_start): Remove unneded initializations of commands_in_file,
3311 commands_in_prologues and commands_in_epilogues variables.
3312 (avr_file_end): Remove dead code.
3314 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3316 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3317 MOTOROLA is to true.
3319 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3322 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3323 (mips_split_doubleword_move): ...this.
3324 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3325 use natural endianness for multi-format FPR values.
3326 (mips_split_64bit_move): Rename to...
3327 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3328 Use move_doubleword_fpr* patterns for moves involving FPRs.
3329 (mips_save_reg): Update the call to mips_split_64bit_move.
3330 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3331 nonzero constant into an FPR if the constant can be forced to memory.
3332 * config/mips/mips.md: Update the splitter calls to
3333 mips_split_64bit_move.
3334 (UNSPEC_LOAD_DF_LOW): Rename to...
3335 (UNSPEC_LOAD_LOW): ...this.
3336 (UNSPEC_LOAD_DF_HIGH): Rename to...
3337 (UNSPEC_LOAD_HIGH): ...this.
3338 (UNSPEC_STORE_DF_HIGH): Rename to...
3339 (UNSPEC_STORE_WORD): ...this.
3340 (SPLITF): New mode iterator.
3341 (HALFMODE): New mode attribute.
3342 (movtf): New expander.
3343 (*movtf_internal): New define_insn_and_split.
3344 (move_doubleword_fpr<mode>): New expander.
3345 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3347 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3348 (mfhc1<mode>): ...these more general patterns.
3350 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3352 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3354 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3356 * gcse.c (hash_scan_set): Insert set in insn before note at
3357 the end of basic block.
3359 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3361 PR tree-optimization/33576
3362 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3363 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3364 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3365 (remove_iv): Declared.
3366 * lambda-code.c (remove_iv): Not static.
3367 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3368 Don't remove ivs there, save ivs in the buffer.
3370 2007-10-03 Jason Merrill <jason@redhat.com>
3373 * tree-eh.c (same_handler_p): New fn.
3374 (optimize_double_finally): New fn.
3375 (refactor_eh_r): New fn.
3376 (refactor_eh): New fn.
3377 (pass_refactor_eh): New pass.
3378 * tree-pass.h: Declare it.
3379 * passes.c (init_optimization_passes): Add it.
3381 2007-10-03 Doug Kwan <dougkwan@google.com>
3382 Richard Guenther <rguenther@suse.de>
3385 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3386 be conservative instead.
3388 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3391 * doc/invoke.texi (-fwhole-program): Document that Fortran
3392 doesn't support this option.
3394 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3397 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3400 2007-10-02 David Daney <ddaney@avtrex.com>
3402 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3403 against constant zero.
3404 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3407 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3409 * ra-conflict.c: New file.
3411 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3412 usage to DF_LIVE usage.
3413 (reload): Remove reference to df_get_live_top.
3414 * rtlanal.c (subreg_nregs_with_regno): New function.
3415 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3416 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3417 (df_has_eh_preds): Removed.
3418 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3419 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3421 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3422 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3423 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3424 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3425 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3426 (global_alloc): Turn off rescanning insns after call to
3427 global_conflicts and added call to set_preferences.
3428 (global_conflicts): Moved to ra-alloc.c.
3429 (set_preferences_1, set_preferences): New function.
3430 (mirror_conflicts): Changed types for various variables.
3431 (mark_elimination): Change DF_RA_LIVE
3432 usage to DF_LIVE usage.
3433 (build_insn_chain): Rewritten from scratch and made local.
3434 (print_insn_chain, print_insn_chains): New functions.
3435 (dump_conflicts): Do not print conflicts for fixed_regs.
3436 (rest_of_handle_global_alloc): Turn off insn rescanning.
3437 * hard-reg-set.h: Fixed comment.
3438 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3439 usage to DF_LIVE usage and delete refs to TOP sets.
3440 (block_alloc): Mark regs as live if they are in the artificial
3441 defs at top of block.
3442 (find_stack_regs): New function.
3443 (rest_of_handle_local_alloc): Changed urec problem to live
3444 problem and do not turn off df rescanning.
3445 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3446 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3447 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3448 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3449 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3450 fields in df_ref_flags. The rest have been renumbered.
3451 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3453 * rtl.h (subreg_nregs_with_regno): New function.
3454 * df-problems.c: (df_get_live_out, df_get_live_in,
3455 df_get_live_top): Removed reference to DF_RA_LIVE.
3456 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3457 df_live_alloc, df_live_reset, df_live_local_finalize,
3458 df_live_free): Make top set only if different from in set.
3459 (df_lr_top_dump, df_live_top_dump): Only print top set if
3460 different from in set.
3461 (df_lr_bb_local_compute): Removed unnecessary check.
3462 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3463 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3464 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3465 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3466 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3467 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3468 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3469 df_urec_add_problem): Removed.
3470 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3472 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3473 * basic_block.h (bb_has_abnormal_pred): New function.
3474 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3475 usage to DF_LIVE usage.
3477 2007-10-02 Revital Eres <eres@il.ibm.com>
3479 * config/rs6000/predicates.md (easy_vector_constant): Return false
3480 for 750CL paired vectors.
3481 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3483 (vec_initv2sf): Add new description.
3484 (vconcatsf): Likewise.
3485 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3486 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3488 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3490 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3491 sinking the last stmt in a BB.
3493 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3496 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3497 (sra_hash_tree): Handle BIT_FIELD_REFs.
3498 (sra_elt_hash): Don't hash bitfld blocks.
3499 (sra_elt_eq): Skip them in parent compares as well. Handle
3501 (build_element_name_1): Handle BIT_FIELD_REFs.
3502 (instantiate_element): Propagate nowarn from parents. Create
3503 BIT_FIELD_REF for variables that are widened by scalarization.
3504 Gimple-zero-initialize all bit-field variables that are not
3505 part of parameters that are going to be scalarized on entry.
3506 (instantiate_missing_elements_1): Return the sra_elt.
3507 (canon_type_for_field): New.
3508 (try_instantiate_multiple_fields): New. Infer widest possible
3509 access mode from decl or member type, but clip it at word
3510 size, and only widen it if a field crosses an alignment
3512 (instantiate_missing_elements): Use them.
3513 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3514 (scalar_bitfield_p): New.
3515 (sra_build_assignment): Optimize assignments from scalarizable
3516 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3519 (sra_build_bf_assignment): New. Optimize assignments to
3520 scalarizable BIT_FIELD_REFs.
3521 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3522 assignments to full variables.
3523 (generate_copy_inout): Use the new macros and functions.
3524 (generate_element_copy): Likewise. Handle bitfld differences.
3525 (generate_element_zero): Don't recurse for blocks. Use
3526 sra_build_elt_assignment.
3527 (generate_one_element_init): Take elt instead of var. Use
3528 sra_build_elt_assignment.
3529 (generate_element_init_1): Adjust.
3530 (bitfield_overlap_info): New struct.
3531 (bitfield_overlaps_p): New.
3532 (sra_explode_bitfield_assignment): New. Adjust widened
3533 variables to account for endianness.
3534 (sra_sync_for_bitfield_assignment): New.
3535 (scalarize_use): Re-expand assignment to/from scalarized
3536 BIT_FIELD_REFs. Explode or sync needed members for
3537 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3538 (scalarize_copy): Use REPLDUP.
3539 (scalarize_ldst): Move assert before dereference. Adjust EH
3541 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3543 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3545 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3546 Rename CR_* constants to CMP_*. Fix spacing.
3548 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3551 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3552 to be processed with the special script doc/install.texi2html.
3554 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3556 * doc/invoke.texi (Wall): List the options enabled by Wall.
3557 (Wstrict-aliasing): Add missing @option.
3559 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3561 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3562 rather than gen_lowpart to change a register from DImode to DFmode.
3563 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3564 both FROM and TO are integer modes that are no bigger than 4 bytes.
3565 (mips_mode_ok_for_mov_fmt_p): New function.
3566 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3567 (mips_secondary_reload_class): Tweak formatting and comments.
3568 Use reg_class_subset_p instead of direct comparisons with
3569 classes. Only allow direct FPR<->FPR moves for modes that
3570 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3571 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3572 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3573 (*movdi_64bit): Likewise.
3574 (*movsi_internal): Likewise.
3575 (*movhi_internal): Likewise.
3576 (*movqi_internal): Likewise.
3578 2007-09-30 Diego Novillo <dnovillo@google.com>
3581 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3584 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3586 PR tree-optimization/33597
3587 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3588 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3590 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3592 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3593 instead of variants of (!reload_in_progress && !reload_completed).
3594 (x86_expand_vector_move): Ditto.
3596 2007-09-28 Ollie Wild <aaw@google.com>
3599 2007-09-27 Ollie Wild <aaw@google.com>
3601 * varasm.c (compare_constant): Removed call to
3602 lang_hooks.expand_constant.
3603 (copy_constants): Removed call to lang_hooks.expand_constant.
3604 (compute_reloc_for_constant): Removed call to
3605 lang_hooks.expand_constant.
3606 (output_addressed_constants): Removed call to
3607 lang_hooks.expand_constant.
3608 (constructor_static_from_elts_p): Removed call to
3609 lang_hooks.expand_constant.
3610 (output_constant): Removed calls to lang_hooks.expand_constant.
3611 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3612 * langhooks-def.h (lhd_return_tree): Removed.
3613 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3614 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3615 * langhooks.c (lhd_return_tree): Removed.
3617 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3620 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3621 argument to gen_selb.
3623 2007-09-28 Chao-ying Fu <fu@mips.com>
3625 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3626 * doc/libgcc.texi (Fixed-point fractional library routines):
3627 Fix typos for neg and cmp functions.
3629 2007-09-28 Michael Matz <matz@suse.de>
3631 PR rtl-optimization/33552
3632 * function.c (match_asm_constraints_1): Check for overlap in
3633 inputs and replace all occurences.
3635 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3637 * config/mips/mips.c (override_options): Fix comment typo.
3639 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3641 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3642 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3643 * config/bfin/t-bfin-linux (crti.o): Don't build.
3645 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3646 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3648 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3650 2007-09-27 Ollie Wild <aaw@google.com>
3652 * varasm.c (compare_constant): Removed call to
3653 lang_hooks.expand_constant.
3654 (copy_constants): Removed call to lang_hooks.expand_constant.
3655 (compute_reloc_for_constant): Removed call to
3656 lang_hooks.expand_constant.
3657 (output_addressed_constants): Removed call to
3658 lang_hooks.expand_constant.
3659 (constructor_static_from_elts_p): Removed call to
3660 lang_hooks.expand_constant.
3661 (output_constant): Removed calls to lang_hooks.expand_constant.
3662 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3663 * langhooks-def.h (lhd_return_tree): Removed.
3664 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3665 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3666 * langhooks.c (lhd_return_tree): Removed.
3668 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3671 * expr.c (emit_group_load_1): Split constant double when destination
3672 length is half source length.
3674 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3676 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3677 (mips_cpu_info): Add tune_flags.
3678 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3679 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3681 (override_options): Remove deprecation code. Use branch-likely
3682 instructions for optimize_size or if the tuning flags do not
3683 suggest otherwise. Tweak warning.
3684 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3686 2007-09-27 Matthias Klose <doko@ubuntu.com>
3688 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3689 multilib osdirname if it exists.
3690 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3692 2007-09-27 Ian Lance Taylor <iant@google.com>
3694 PR tree-optimization/33565
3695 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3696 assignments of comparisons.
3697 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3698 parameter. Change caller. Defer overflow warnings around call to
3700 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3701 TREE_NO_WARNING is set on the statement.
3702 * tree-ssa-forwprop.c
3703 (tree_ssa_forward_propagate_single_use_vars): Don't test
3704 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3705 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3707 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3709 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3710 reduce offset by units of 0x10000 for SPE vector modes or modes
3711 used with E500 double instructions.
3713 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3715 * simplify-rtx.c (comparison_result): New.
3716 (simplify_const_relational_operation): Use it instead of the five
3717 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3718 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3719 optimizations. Extract nonzero_address_p optimizations into a
3720 separate "if" together with optimizations where op1 is const0_rtx.
3721 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3722 floating-point arguments too when appropriate. Hoist test for ABS
3723 outside the final switch statement.
3724 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3725 folded_arg0 if we found a constant equivalent. Remove
3726 transformations done in simplify-rtx.c for "op0 RELOP op0".
3728 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3730 * builtins.c (expand_builtin, expand_builtin_object_size,
3731 expand_builtin_memory_chk, maybe_emit_chk_warning,
3732 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3734 * expr.c (expand_expr_real_1): Likewise.
3735 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3736 (lhd_print_error_function): Add third argument.
3737 * langhooks.h (struct diagnostic_info): Add forward decl.
3738 (struct lang_hooks): Add third argument to print_error_function.
3739 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3740 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3742 (diagnostic_report_current_function): Likewise.
3743 * toplev.c (announce_function): Pass NULL as second argument to
3744 diagnostic_set_last_function.
3745 * diagnostic.c (diagnostic_report_current_function): Add second
3746 argument, pass it as third argument to lang_hooks.print_error_function.
3747 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3748 to diagnostic_report_current_function.
3749 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3750 and message.abstract_origin.
3751 (verbatim): Initialize abstract_origin.
3752 * pretty-print.h (text_info): Add abstract_origin field.
3753 * pretty-print.c (pp_base_format): Handle %K.
3754 * langhooks.c (lhd_print_error_function): Add third argument. If
3755 diagnostic->abstract_origin, print virtual backtrace.
3756 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3757 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3758 (init_dynamic_diag_info): Likewise.
3760 2007-09-26 David Daney <ddaney@avtrex.com>
3763 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3764 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3765 sync_old_nand<mode>, sync_new_nand<mode>,
3766 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3767 Update length attributes.
3768 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3769 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3771 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3772 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3773 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3776 2007-09-26 Richard Guenther <rguenther@suse.de>
3778 PR tree-optimization/33563
3779 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3780 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3782 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3783 get_use_of_stmt_lhs.
3785 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3788 * c-common.c (complete_array_type): Diagnose too-large arrays and
3789 set type to error_mark_node.
3791 2007-09-26 Richard Guenther <rguenther@suse.de>
3793 PR tree-optimization/30375
3794 PR tree-optimization/33560
3795 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3799 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3801 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3802 (dse_global_data): Add aggregate_vardecl field.
3803 (dse_possible_dead_store_p): New.
3804 Add prev_defvar variable.
3805 Allow immediate uses and previous immediate uses to differ
3806 if they are setting different parts of the whole.
3807 (get_aggregate_vardecl): New.
3808 (dse_record_partial_aggregate_store): New.
3809 (dse_whole_aggregate_clobbered_p): New.
3810 (dse_partial_kill_p): New.
3811 Call dse_maybe_record_aggregate_store().
3812 When checking whether a STMT and its USE_STMT refer to the
3813 same memory address, check also for partial kills that clobber
3815 Move some variable definitions to the block where they are used.
3816 (aggregate_vardecl_hash): New.
3817 (aggregate_vardecl_eq): New.
3818 (aggregate_vardecl_free): New.
3819 (aggregate_whole_store_p): New.
3820 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3821 Mark which aggregate stores we care about.
3823 2007-09-25 DJ Delorie <dj@redhat.com>
3826 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3829 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3832 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3833 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3834 for vector int32 -> int64 conversions. Don't write beyond the end
3835 of the allocated vector for int32 -> int64 conversions.
3837 2007-09-25 Revital Eres <eres@il.ibm.com>
3839 * config/rs6000/paired.h (paired_sel): New.
3840 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3841 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3842 when expanding selv2sf.
3843 * config/rs6000/rs6000.h (rs6000_builtins): Add
3844 PAIRED_BUILTIN_SELV2SF4.
3846 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3849 * c-typeck.c (default_conversion): Call require_complete_type
3850 before perform_integral_promotions.
3851 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3852 (build_c_cast): Call require_complete_type except for casts to
3854 (convert_for_assignment): Call require_complete_type.
3856 2007-09-25 Revital Eres <eres@il.ibm.com>
3858 * config/spu/spu.md: Fix doloop pattern.
3860 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3862 * config/bfin/bfin.c (expand_prologue_reg_save,
3863 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3864 and ASTAT moved here...
3865 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3866 ... from here. New argument ALL; callers changed.
3867 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3868 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3869 have the "saveall" attribute.
3871 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3873 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3875 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3876 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3877 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3879 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3880 with REG_P tests before REGNO access.
3882 2007-09-24 DJ Delorie <dj@redhat.com>
3885 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3887 (movqicc_<code>_<mode>): Likewise.
3888 (movhicc_<code>_<mode>): Likewise.
3890 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3893 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3894 register for reload.
3896 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3899 * config/i386/i386.c (ix86_comp_type_attributes): Check
3902 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3904 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3905 "move.l %a4,%a4" to produce nops.
3906 * config/m68k/m68k.c (override_options): Reset align options,
3907 if neccessary align macro isn't avaible.
3909 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3911 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3913 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3915 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3917 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3918 reload is completed.
3919 (peephole pattern): Convert most of them to RTL peephole pattern.
3921 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3923 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3924 (moved from fp compare patterns).
3925 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3926 Cleanup predicates to relieve reload.
3927 (conditional_trap): Reject conditional trap with fp condition.
3928 * config/m68k/predicates.md (fp_src_operand): New, reject
3929 certain constants early.
3931 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3933 * final.c (final_scan_insn): Remove accidentally duplicated code.
3935 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3937 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3938 Allow --with-tune=cell and --with-cpu=cell.
3940 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3942 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3943 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3945 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3947 (TARGET_BUILTIN_RECIPROCAL): Use it.
3948 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3949 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3950 (rs6000_emit_swrsqrtsf): New.
3951 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3953 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3954 (divsf3): Remove swdiv support.
3957 (rsqrt_internal1): New.
3958 (divdf3): Remove swdiv support.
3961 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3964 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3966 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3967 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3968 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3969 lang_hooks.type.type_hash_eq in addition to generic tests.
3971 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3972 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3974 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3975 reflect the cost per call to a target specific builtin.
3976 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3977 call to a target specific builtin, then use target_builtin_call_cost.
3978 (init_inline_once): Initialize target_builtin_call_cost field.
3980 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3983 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3986 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3988 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3989 * configure: Regenerated.
3991 2007-09-23 Ollie Wild <aaw@google.com>
3993 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3995 (get_pointer_modulus_and_residue): New function.
3997 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3999 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4000 combine an SC return value into a single register.
4002 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4004 * opth-gen.awk (target_flags_explicit): Declare.
4005 * toplev.h (target_flags_explicit): Delete declaration.
4006 * toplev.c (target_flags): Likewise.
4007 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4008 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4009 Never return true for TARGET_MIPS16.
4010 * config/mips/mips.c (mips_llsc): Delete.
4011 (mips_handle_option): Remove -mllsc handling.
4012 (mips_strip_unspec_address): Tweak comment.
4013 * config/mips/mips.opt (mllsc): Use a target mask.
4015 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4017 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4018 word_mode as well as Pmode.
4020 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4022 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4023 parameters from word_mode to the subword type if such a truncation
4026 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4028 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4029 * configure: Regenerated.
4031 2007-09-23 Jan Hubicka <jh@suse.cz>
4033 * params.def (INLINE_CALL_COST): Set to 12.
4034 * invoke.texi (inline-call-cost): Update default value.
4036 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4038 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4040 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4041 Revital Eres <eres@il.ibm.com>
4043 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4044 checks whether the count_reg is found outside the control part.
4046 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4048 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4049 instead of checking CALL_EXPR_FN directly to test for builtins.
4050 If error or warning attributes are present, print
4051 error resp. warning.
4052 * c-common.c (handle_error_attribute): New function.
4053 (c_common_attribute_table): Add error and warning
4055 * doc/extend.texi: Document error and warning attributes.
4057 * tree.h (block_nonartificial_location): New prototype.
4058 * tree.c (block_nonartificial_location): New function.
4059 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4060 if artificial attribute is present on abstract inline decl.
4061 * c-common.c (handle_artificial_attribute): New function.
4062 (c_common_attribute_table): Add artificial attribute.
4063 * final.c (override_filename, override_linenum): New variables.
4064 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4065 and override_linenum if inside of a block inlined from
4066 __attribute__((__artificial__)) function.
4067 (notice_source_line): Honor override_filename and override_linenum.
4068 * doc/extend.texi: Document __attribute__((__artificial__)).
4069 * config/i386/emmintrin.h: Add __artificial__ attribute to
4070 all __always_inline__ functions.
4071 * config/i386/mmintrin.h: Likewise.
4072 * config/i386/tmmintrin.h: Likewise.
4073 * config/i386/mm3dnow.h: Likewise.
4074 * config/i386/pmmintrin.h: Likewise.
4075 * config/i386/ammintrin.h: Likewise.
4076 * config/i386/xmmintrin.h: Likewise.
4077 * config/i386/smmintrin.h: Likewise.
4078 * config/i386/bmmintrin.h: Likewise.
4079 * config/i386/mmintrin-common.h: Likewise.
4082 * expr.c (expand_constructor): New function.
4083 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4084 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4087 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4089 * config/mips/mips.c (dump_constants_1): Generalize to include
4090 fractional and accumulator modes.
4092 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4094 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4095 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4097 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4098 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4100 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4102 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4104 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4105 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4107 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4108 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4109 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4111 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4113 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4114 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4115 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4117 2007-09-22 Jason Merrill <jason@redhat.com>
4120 * attribs.c (lookup_attribute_spec): Split out...
4121 (decl_attributes): From here.
4122 * tree.h: Declare it.
4124 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4126 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4128 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4130 * tree-inline.c (remap_type_1): Correctly chain variants.
4132 2007-09-22 Richard Guenther <rguenther@suse.de>
4134 PR tree-optimization/33146
4135 * fold-const.c (fold_binary): Use the original tree
4137 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4138 also changes "sign".
4140 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4143 * except.c (finish_eh_generation): Call commit_edge_insertions if
4144 there are insns queued on the entry edge.
4145 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4148 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4150 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4152 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4154 * config/i386/i386.c: Delete trailing whitespace.
4155 * config/i386/i386.h: Ditto.
4156 * config/i386/bmmintrin.h: Ditto.
4157 * config/i386/sync.md: Ditto.
4158 * config/i386/ppro.md: Ditto.
4159 * config/i386/mmx.md: Ditto.
4160 * config/i386/constraints.md: Ditto.
4161 * config/i386/sse.md: Ditto.
4162 * config/i386/athlon.md: Ditto.
4163 * config/i386/i386.md: Ditto.
4165 2007-09-21 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/33508
4168 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4169 quadratic loop by keeping a bitmap of variables we have
4170 to clobber all subvariables for.
4171 (set_initial_properties): Likewise.
4173 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4175 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4177 2007-09-20 Nigel Stephens <nigel@mips.com>
4178 Chao-ying Fu <fu@mips.com>
4180 * c-decl.c (finish_declspecs): When _Sat is used without
4181 _Fract or _Accum, set the default type to cts_fract.
4182 This avoids a warning of "type defaults to int".
4184 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4186 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4187 bit-fields wider than one bit.
4189 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4192 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4194 * dbxout.c (dbxout_type): Likewise.
4198 * gimplify.c (gimplify_vla_decl): New function.
4199 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4201 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4203 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4205 * doc/invoke.texi (-minterlink-mips16): Document.
4206 * config/mips/mips.opt (minterlink-mips16): New option.
4207 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4210 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4212 * doc/extend.texi (Attribute Syntax): Remove old speculative
4215 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4217 * combine.c: Include cgraph.h.
4218 (setup_incoming_promotions): Rework to allow more aggressive
4219 elimination of sign extensions when all call sites of the
4220 current function are known to lie within the current unit.
4222 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4224 * dse.c (find_shift_sequence): No-op rework of control flow.
4226 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4228 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4229 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4231 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4233 * cfgexpand.c (dump_stack_var_partition): Use the correct
4234 index for the offset.
4236 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4238 * config/mips/sde.h: Switch to GPLv3.
4240 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4242 * tree-sra.c (decide_block_copy): Decide if there are groups.
4244 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4246 * config/m68k/m68k.c (output_move_himode): Remove jump table
4248 config/m68k/m68k.md (lea): Likewise.
4249 * config/m68k/m68k.c (print_operand_address): Use simple pc
4250 relative addressing.
4252 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4254 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4255 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4257 (asm_insn_count): Pass template as second argument to it.
4258 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4259 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4260 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4261 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4262 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4263 (sh_insn_length_adjustment): Pass template as second argument to it.
4264 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4266 * config/bfin/bfin.md (define_asm_attributes): New.
4268 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4270 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4272 * config/bfin/print-sysroot-suffix.sh: New.
4273 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4274 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4275 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4276 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4277 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4278 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4279 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4280 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4281 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4282 (linux-sysroot-suffix.h): New target.
4283 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4284 (mspecld-anomaly): Likewise.
4285 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4286 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4287 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4288 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4289 (bfin_si_revision): Declare.
4290 (bfin_workarounds): Declare.
4291 (WA_SPECULATIVE_LOADS): Define.
4292 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4293 (WA_SPECULATIVE_SYNCS): Define.
4294 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4295 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4296 (LIB_SPEC): Add %s to the linker scripts.
4297 Use proper linker script for bf522, bf525, bf527,
4298 bf538, bf539, bf542, bf544, bf548, and bf549.
4299 * config/bfin/bfin.c (bfin_si_revision): Define.
4300 (bfin_workarounds): Define.
4301 (struct bfin_cpu): New.
4303 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4304 (override_options): Set bfin_workarounds.
4305 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4306 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4307 ENABLE_WA_SPECULATIVE_LOADS.
4308 (bfin_reorg): Likewise.
4309 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4310 macros for bf522, bf525, bf527, bf538, bf539,
4311 bf542, bf544, bf548, and bf549.
4312 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4313 Don't define __ID_SHARED_LIB__ when -msep-data.
4314 (TARGET_DEFAULT): Define as 0.
4315 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4316 * doc/invoke.texi (Blackfin Options): Document silicon
4317 revision part of -mcpu option and it now accepts bf522, bf525,
4318 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4320 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4322 * alias.c (memory_modified_1): Deconstify.
4323 (memory_modified_in_insn_p): Don't use const_note_stores.
4324 * rtl.h (const_note_stores): Delete.
4325 * rtlanal.c (const_note_stores): Likewise.
4327 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4329 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4332 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4336 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4337 (addsi_small_int): Likewise.
4338 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4339 (one_cmplsi2): Likewise.
4341 (enter_func): Expand insn using hard_frame_pointer_rtx and
4344 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4345 hard_frame_pointer_rtx instead of using REGNO() check.
4346 Properly sign extend GEN_INT() argument.
4348 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4350 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4352 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4353 alternatives with just jcc.
4354 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4355 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4356 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4357 dbge_hi, dbge_si): Likewise.
4359 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4361 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4362 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4363 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4364 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4365 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4367 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4369 * config/m68k/m68k-devices.def (51qe): New device.
4370 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4371 to all uses of FL_FOR_isa_c for compatibility.
4372 (all_microarchs): Add cfv1 microarchitecture.
4373 (m68k_handle_option): Handle m51qe option.
4374 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4375 (TUNE_CFV1): New macro.
4376 (enum uarch_type): Add ucfv1.
4377 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4379 2007-09-18 Richard Guenther <rguenther@suse.de>
4381 PR tree-optimization/31863
4382 * tree-ssa-structalias.c (create_variable_info_for): Always
4383 free the fieldstack.
4385 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4387 * opts.c (decode_options): Enable vectorization under -O3.
4389 2007-09-18 Richard Guenther <rguenther@suse.de>
4391 PR tree-optimization/33340
4392 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4393 SSA_NAMEs that occur in abnormal PHI nodes.
4395 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4397 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4398 Don't use const_get_call_expr_in.
4399 * tree-gimple.c (const_get_call_expr_in): Delete.
4400 * tree-gimple.h (const_get_call_expr_in): Likewise.
4402 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4404 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4405 not yet have a basic block.
4406 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4408 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4410 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4411 to both ".section"s.
4413 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4415 * config/mips/mips.c (mips_output_mi_thunk): Use
4416 mips_function_ok_for_sibcall and const_call_insn_operand
4417 to determine if a direct sibcall is allowed. Use
4418 mips_classify_symbol to determine a global pointer is needed.
4420 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4422 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4424 2007-09-17 Chao-ying Fu <fu@mips.com>
4425 Nigel Stephens <nigel@mips.com>
4427 * config/fixed-bit.h: New file.
4428 * config/fixed-bit.c: New file.
4429 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4431 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4433 * c-format.h (format_kind_info): Add alloc_char field.
4434 * c-format.c (scanf_flag_specs): Add 'm'.
4435 (scanf_flag_pairs): Add 'a', 'm' pair.
4436 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4437 (format_types_orig): Add alloc_char fields.
4438 (check_format_info_main): Rename aflag to alloc_flag.
4439 Handle fki->alloc_char. modifier after width and before length
4440 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4441 length modifiers as well.
4442 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4445 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4446 returned by build_call_expr.
4448 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4450 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4451 NULL for variable-sized records too.
4452 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4454 2007-09-17 Tom Tromey <tromey@redhat.com>
4456 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4457 (c_builtin_function): Likewise.
4458 (grokdeclarator): Likewise.
4460 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4462 PR rtl-optimization/26449
4463 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4464 (seq_insns_valid_p): Removed.
4466 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4468 * tree-nomudflap.c (gate_mudflap): New static function.
4469 (pass_mudflap_1): Use it as gate function.
4470 (pass_mudflap_2): Likewise.
4472 2007-09-17 Jan Hubicka <jh@suse.cz>
4476 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4478 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4480 PR tree-optimization/33319
4481 * tree-vect-analyze.c (vect_same_range_drs): New.
4482 (vect_vfa_range_equal): New.
4483 (vect_is_duplicate_ddr): Removed.
4484 (vect_mark_for_runtime_alias_test): Do not perform marking when
4485 optimizing for size or max_param for alias checking is zero.
4486 Move the function before vect_analyze_data_ref_dependence.
4487 (vect_analyze_data_ref_dependence): Add call to
4488 vect_mark_for_runtime_alias_test in two cases when dependence
4490 (vect_analyze_data_ref_dependences): Do not call to
4491 vect_mark_for_runtime_alias_test.
4492 (vect_prune_runtime_alias_test_list): New.
4493 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4494 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4495 Update vec_outside_cost.
4496 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4497 (vect_create_cond_for_alias_checks): Build the base address of data
4498 reference from DR_GROUP_FIRST_DR.
4499 (vect_loop_versioning): New.
4500 (vect_transform_loop): Add a call to vect_loop_versioning.
4501 Remove factored out code.
4503 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4506 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4509 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4511 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4512 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4513 Fix the call to insn_rtx_cost. Skip access sizes that require a
4514 real truncation of the store register. Use convert_move instead
4515 of gen_lowpart when narrowing the result.
4516 (replace_read): Use convert_move instead of gen_lowpart when
4517 narrowing the store rhs.
4519 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4521 * config/mips/mips.md (SHORT): Fix long line.
4522 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4523 to QImode and HImode.
4525 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4527 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4529 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4531 * tree-parloops.c: New file.
4532 * tree-ssa-operands.h (free_stmt_operands): Declare.
4533 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4535 * tree-pass.h (pass_parallelize_loops): Declare.
4536 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4538 (build_omp_regions_1): Allow analysing just a single OMP region and
4540 ( build_omp_regions_root, omp_expand_local): New functions.
4541 (build_omp_regions): Add argument to build_omp_regions_1 call.
4542 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4543 autoparallelization is run.
4544 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4545 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4546 pass_parallelize_loops): New.
4547 * common.opt (ftree-parallelize-loops): New.
4548 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4549 parallelize_loops): Declare.
4550 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4551 * Makefile.in (tree-parloops.o): Added.
4552 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4554 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4555 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4556 one extra edge as well.
4557 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4558 Use VEC_free to free doms vector.
4559 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4560 operands. Recompute operand caches in the new function.
4561 (move_sese_region_to_fn): Update loop info.
4562 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4563 * tree-ssa-operands.c (free_stmt_operands): New function.
4565 * doc/passes.texi: Document autoparallelization.
4566 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4568 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4571 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4574 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4576 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4577 the VEC is not NULL.
4578 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4579 get_vectype_for_scalar_type succeeded.
4580 (vectorizable_conversion): Likewise.
4582 2007-09-14 Jan Hubicka <jh@suse.cz>
4584 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4587 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4590 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4591 register when operands[2] equals operands[1].
4592 (remainderxf3): Ditto.
4594 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4595 Nigel Stephens <nigel@mips.com>
4597 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4598 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4599 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4601 (_Unwind_ForcedUnwind): Likewise.
4602 (_Unwind_Resume): Likewise.
4603 (_Unwind_Resume_or_Rethrow): Likewise.
4604 (_Unwind_Backtrace): Likewise.
4605 (_Unwind_SjLj_RaiseException): Likewise.
4606 (_Unwind_SjLj_ForcedUnwind): Likewise.
4607 (_Unwind_SjLj_Resume): Likewise.
4608 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4609 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4611 (_Unwind_ForcedUnwind): Likewise.
4612 (_Unwind_Resume): Likewise.
4613 (_Unwind_Resume_or_Rethrow): Likewise.
4614 (_Unwind_Backtrace): Likewise.
4615 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4616 (_Unwind_ForcedUnwind): Likewise.
4617 (_Unwind_RaiseException): Likewise.
4618 (_Unwind_Resume): Likewise.
4619 (_Unwind_Resume_or_Rethrow): Likewise.
4621 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4622 nomips16 mode when IN_LIBGCC2 with hard float.
4624 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4626 * config/mips/sdemtk.opt: Update to GPLv3.
4627 * config/mips/sdemtk.h: Likewise.
4629 2007-09-14 Nigel Stephens <nigel@mips.com>
4631 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4632 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4633 for mipsisa32-*-linux*.
4635 2007-09-14 Nigel Stephens <nigel@mips.com>
4636 David Ung <davidu@mips.com>
4637 Thiemo Seufer <ths@mips.com>
4638 Richard Sandiford <richard@codesourcery.com>
4640 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4641 * configure.ac: Add a mipssde threading type.
4642 * configure: Regenerate.
4643 * config/mips/sdemtk.h: New file.
4644 * config/mips/t-sdemtk: Likewise.
4645 * config/mips/sdemtk.opt: Likewise.
4646 * gthr-mipssde.h: Likewise.
4647 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4648 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4649 (MIPS_ICACHE_SYNC): New macro, split from ...
4650 * config/mips/mips.md (clear_cache): ...here.
4651 * config/mips/mips.c (mips_save_reg_p): Check
4652 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4653 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4654 (build_mips16_call_stub): Likewise.
4656 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4658 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4660 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4663 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4664 current_frame_info.n_local_regs. Don't return emitted local
4666 (ia64_compute_frame_size): Improve unwind hack to put
4667 RP, PFS, FP in that order by allowing some of the registers
4668 been already emitted, as long as they are emitted to the
4671 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4673 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4674 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4675 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4677 2007-09-13 Eric Christopher <echristo@apple.com>
4678 Kenneth Zadeck <zadeck@naturalbridge.com>
4680 * dse.c (find_shift_sequence): New function.
4681 (replace_read): Add case to remove read if it requires shift.
4682 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4684 2007-09-13 Tom Tromey <tromey@redhat.com>
4686 * c-common.c (fname_as_string): Update.
4687 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4688 (c_lex_one_token): Update. Add 'parser' argument.
4689 (c_parser_simple_asm_expr): Update.
4690 (c_parser_attributes): Update.
4691 (c_parser_asm_statement): Update.
4692 (c_parser_asm_operands): Update.
4693 (c_parser_peek_token): Update.
4694 (c_parser_peek_2nd_token): Update.
4695 * c-lex.c (c_lex_string_translate): Remove.
4696 (c_lex_return_raw_strings): Likewise.
4697 (c_lex_with_flags): Added 'lex_flags' argument.
4698 (lex_string): Added 'translate' argument.
4699 * c-pragma.h (c_lex_with_flags): Update.
4700 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4701 (C_LEX_STRING_NO_TRANSLATE): New define.
4702 (C_LEX_RAW_STRINGS): Likewise.
4704 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4707 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4708 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4709 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4710 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4711 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4712 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4713 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4714 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4715 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4716 (bdesc_1arg): Add __builtin_bfin_ones.
4717 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4718 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4719 and __builtin_bfin_csqu_fr16.
4720 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4721 (ones): New define_insn.
4722 (ssaddhi3_parts): New define_insn.
4723 (sssubhi3_parts): New define_insn.
4724 (flag_mulhi_parts): New define_insn.
4726 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4728 * common.opt (femit-class-debug-always): Turn off by default.
4730 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4732 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4733 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4735 2007-09-13 James E. Wilson <wilson@specifix.com>
4737 PR tree-optimization/33389
4738 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4739 then set build_loads before returning.
4741 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4742 David Ung <davidu@mips.com>
4744 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4745 {d}addiu and a negative immediate such that it works with MIPS16
4748 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4751 * configure.ac (ld_vers): Support Linux linker.
4752 * configure: Regenerated.
4754 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4755 Sandra Loosemore <sandra@codesourcery.com>
4757 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4758 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4759 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4760 nomips16 into decl attributes.
4761 (TARGET_INSERT_ATTRIBUTES): Override.
4762 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4763 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4764 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4765 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4766 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4767 (mips_use_mips16_mode_p): Reimplement as a function that takes
4768 a decl and considers only decl attributes. If the decl is nested
4769 function, use its parent attributes.
4770 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4771 instead of SYMBOL_REF_MIPS16_FUNC_P.
4772 (mips_set_mips16_mode): Move call to sorry here from old
4773 mips_use_mips16_mode_p.
4774 (mflip_mips16_entry): New structure.
4775 (mflip_mips16_htab): New variable.
4776 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4777 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4778 (mips_merge_decl_attributes): New function.
4779 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4780 Use mips_use_mips16_mode_p.
4781 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4782 SYMBOL_REF_MIPS16_FUNC_P.
4783 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4785 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4787 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4789 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4792 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4794 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4795 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4796 Tony Linthicum <tony.linthicum@amd.com>
4798 * tree.h (function_args_iterator): New type to iterate over
4800 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4801 function arguments providing a pointer to the argument.
4802 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4803 function arguments providing the argument.
4804 (function_args_iter_init): Inline function to initialize
4805 function_args_iterator.
4806 (function_args_iter_cond_ptr): Inline function to return the next
4807 pointer to hold the argument.
4808 (function_args_iter_cond): Inline function to return the next
4810 (function_args_iter_cond_next): Advance the function args
4812 (stdarg_p): New function, return true if variable argument
4814 (prototype_p): New function, return true if function is
4816 (function_args_count): New function, count the number of arguments
4819 * tree.c (stdarg_p): New function, return true if variable
4821 (prototype_p): New function, return true if function is
4824 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4825 (TARGET_ROUND): New macro for the round/ptest instructions which
4826 are shared between SSE4.1 and SSE5.
4827 (OPTION_MASK_ISA_ROUND): Ditto.
4828 (OPTION_ISA_ROUND): Ditto.
4829 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4830 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4832 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4833 (-mfused-madd): New switch to give users control over whether the
4834 compiler optimizes to use the multiply/add SSE5 instructions.
4836 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4837 m_ATHLON_K8_AMDFAM10, and change all uses.
4838 (enum pta_flags): Add PTA_SSE5.
4839 (ix86_handle_option): Turn off 3dnow if -msse5.
4840 (override_options): Add SSE5 support.
4841 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4843 (ix86_expand_sse_movcc): Add SSE5 support.
4844 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4845 vector type to the next largest size.
4846 (ix86_expand_sse5_pack): New function to use pperm to pack a
4847 vector type to the next smallest size.
4848 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4849 (IX86_BUILTIN_FMADDSD): Ditto.
4850 (IX86_BUILTIN_FMADDPS): Ditto.
4851 (IX86_BUILTIN_FMADDPD): Ditto.
4852 (IX86_BUILTIN_FMSUBSS): Ditto.
4853 (IX86_BUILTIN_FMSUBSD): Ditto.
4854 (IX86_BUILTIN_FMSUBPS): Ditto.
4855 (IX86_BUILTIN_FMSUBPD): Ditto.
4856 (IX86_BUILTIN_FNMADDSS): Ditto.
4857 (IX86_BUILTIN_FNMADDSD): Ditto.
4858 (IX86_BUILTIN_FNMADDPS): Ditto.
4859 (IX86_BUILTIN_FNMADDPD): Ditto.
4860 (IX86_BUILTIN_FNMSUBSS): Ditto.
4861 (IX86_BUILTIN_FNMSUBSD): Ditto.
4862 (IX86_BUILTIN_FNMSUBPS): Ditto.
4863 (IX86_BUILTIN_FNMSUBPD): Ditto.
4864 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4865 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4866 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4867 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4868 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4869 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4870 (IX86_BUILTIN_PPERM): Ditto.
4871 (IX86_BUILTIN_PERMPS): Ditto.
4872 (IX86_BUILTIN_PERMPD): Ditto.
4873 (IX86_BUILTIN_PMACSSWW): Ditto.
4874 (IX86_BUILTIN_PMACSWW): Ditto.
4875 (IX86_BUILTIN_PMACSSWD): Ditto.
4876 (IX86_BUILTIN_PMACSWD): Ditto.
4877 (IX86_BUILTIN_PMACSSDD): Ditto.
4878 (IX86_BUILTIN_PMACSDD): Ditto.
4879 (IX86_BUILTIN_PMACSSDQL): Ditto.
4880 (IX86_BUILTIN_PMACSSDQH): Ditto.
4881 (IX86_BUILTIN_PMACSDQL): Ditto.
4882 (IX86_BUILTIN_PMACSDQH): Ditto.
4883 (IX86_BUILTIN_PMADCSSWD): Ditto.
4884 (IX86_BUILTIN_PMADCSWD): Ditto.
4885 (IX86_BUILTIN_PHADDBW): Ditto.
4886 (IX86_BUILTIN_PHADDBD): Ditto.
4887 (IX86_BUILTIN_PHADDBQ): Ditto.
4888 (IX86_BUILTIN_PHADDWD): Ditto.
4889 (IX86_BUILTIN_PHADDWQ): Ditto.
4890 (IX86_BUILTIN_PHADDDQ): Ditto.
4891 (IX86_BUILTIN_PHADDUBW): Ditto.
4892 (IX86_BUILTIN_PHADDUBD): Ditto.
4893 (IX86_BUILTIN_PHADDUBQ): Ditto.
4894 (IX86_BUILTIN_PHADDUWD): Ditto.
4895 (IX86_BUILTIN_PHADDUWQ): Ditto.
4896 (IX86_BUILTIN_PHADDUDQ): Ditto.
4897 (IX86_BUILTIN_PHSUBBW): Ditto.
4898 (IX86_BUILTIN_PHSUBWD): Ditto.
4899 (IX86_BUILTIN_PHSUBDQ): Ditto.
4900 (IX86_BUILTIN_PROTB): Ditto.
4901 (IX86_BUILTIN_PROTW): Ditto.
4902 (IX86_BUILTIN_PROTD): Ditto.
4903 (IX86_BUILTIN_PROTQ): Ditto.
4904 (IX86_BUILTIN_PROTB_IMM): Ditto.
4905 (IX86_BUILTIN_PROTW_IMM): Ditto.
4906 (IX86_BUILTIN_PROTD_IMM): Ditto.
4907 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4908 (IX86_BUILTIN_PSHLB): Ditto.
4909 (IX86_BUILTIN_PSHLW): Ditto.
4910 (IX86_BUILTIN_PSHLD): Ditto.
4911 (IX86_BUILTIN_PSHLQ): Ditto.
4912 (IX86_BUILTIN_PSHAB): Ditto.
4913 (IX86_BUILTIN_PSHAW): Ditto.
4914 (IX86_BUILTIN_PSHAD): Ditto.
4915 (IX86_BUILTIN_PSHAQ): Ditto.
4916 (IX86_BUILTIN_FRCZSS): Ditto.
4917 (IX86_BUILTIN_FRCZSD): Ditto.
4918 (IX86_BUILTIN_FRCZPS): Ditto.
4919 (IX86_BUILTIN_FRCZPD): Ditto.
4920 (IX86_BUILTIN_CVTPH2PS): Ditto.
4921 (IX86_BUILTIN_CVTPS2PH): Ditto.
4922 (IX86_BUILTIN_COMEQSS): Ditto.
4923 (IX86_BUILTIN_COMNESS): Ditto.
4924 (IX86_BUILTIN_COMLTSS): Ditto.
4925 (IX86_BUILTIN_COMLESS): Ditto.
4926 (IX86_BUILTIN_COMGTSS): Ditto.
4927 (IX86_BUILTIN_COMGESS): Ditto.
4928 (IX86_BUILTIN_COMUEQSS): Ditto.
4929 (IX86_BUILTIN_COMUNESS): Ditto.
4930 (IX86_BUILTIN_COMULTSS): Ditto.
4931 (IX86_BUILTIN_COMULESS): Ditto.
4932 (IX86_BUILTIN_COMUGTSS): Ditto.
4933 (IX86_BUILTIN_COMUGESS): Ditto.
4934 (IX86_BUILTIN_COMORDSS): Ditto.
4935 (IX86_BUILTIN_COMUNORDSS): Ditto.
4936 (IX86_BUILTIN_COMFALSESS): Ditto.
4937 (IX86_BUILTIN_COMTRUESS): Ditto.
4938 (IX86_BUILTIN_COMEQSD): Ditto.
4939 (IX86_BUILTIN_COMNESD): Ditto.
4940 (IX86_BUILTIN_COMLTSD): Ditto.
4941 (IX86_BUILTIN_COMLESD): Ditto.
4942 (IX86_BUILTIN_COMGTSD): Ditto.
4943 (IX86_BUILTIN_COMGESD): Ditto.
4944 (IX86_BUILTIN_COMUEQSD): Ditto.
4945 (IX86_BUILTIN_COMUNESD): Ditto.
4946 (IX86_BUILTIN_COMULTSD): Ditto.
4947 (IX86_BUILTIN_COMULESD): Ditto.
4948 (IX86_BUILTIN_COMUGTSD): Ditto.
4949 (IX86_BUILTIN_COMUGESD): Ditto.
4950 (IX86_BUILTIN_COMORDSD): Ditto.
4951 (IX86_BUILTIN_COMUNORDSD): Ditto.
4952 (IX86_BUILTIN_COMFALSESD): Ditto.
4953 (IX86_BUILTIN_COMTRUESD): Ditto.
4954 (IX86_BUILTIN_COMEQPS): Ditto.
4955 (IX86_BUILTIN_COMNEPS): Ditto.
4956 (IX86_BUILTIN_COMLTPS): Ditto.
4957 (IX86_BUILTIN_COMLEPS): Ditto.
4958 (IX86_BUILTIN_COMGTPS): Ditto.
4959 (IX86_BUILTIN_COMGEPS): Ditto.
4960 (IX86_BUILTIN_COMUEQPS): Ditto.
4961 (IX86_BUILTIN_COMUNEPS): Ditto.
4962 (IX86_BUILTIN_COMULTPS): Ditto.
4963 (IX86_BUILTIN_COMULEPS): Ditto.
4964 (IX86_BUILTIN_COMUGTPS): Ditto.
4965 (IX86_BUILTIN_COMUGEPS): Ditto.
4966 (IX86_BUILTIN_COMORDPS): Ditto.
4967 (IX86_BUILTIN_COMUNORDPS): Ditto.
4968 (IX86_BUILTIN_COMFALSEPS): Ditto.
4969 (IX86_BUILTIN_COMTRUEPS): Ditto.
4970 (IX86_BUILTIN_COMEQPD): Ditto.
4971 (IX86_BUILTIN_COMNEPD): Ditto.
4972 (IX86_BUILTIN_COMLTPD): Ditto.
4973 (IX86_BUILTIN_COMLEPD): Ditto.
4974 (IX86_BUILTIN_COMGTPD): Ditto.
4975 (IX86_BUILTIN_COMGEPD): Ditto.
4976 (IX86_BUILTIN_COMUEQPD): Ditto.
4977 (IX86_BUILTIN_COMUNEPD): Ditto.
4978 (IX86_BUILTIN_COMULTPD): Ditto.
4979 (IX86_BUILTIN_COMULEPD): Ditto.
4980 (IX86_BUILTIN_COMUGTPD): Ditto.
4981 (IX86_BUILTIN_COMUGEPD): Ditto.
4982 (IX86_BUILTIN_COMORDPD): Ditto.
4983 (IX86_BUILTIN_COMUNORDPD): Ditto.
4984 (IX86_BUILTIN_COMFALSEPD): Ditto.
4985 (IX86_BUILTIN_COMTRUEPD): Ditto.
4986 (IX86_BUILTIN_PCOMEQUB): Ditto.
4987 (IX86_BUILTIN_PCOMNEUB): Ditto.
4988 (IX86_BUILTIN_PCOMLTUB): Ditto.
4989 (IX86_BUILTIN_PCOMLEUB): Ditto.
4990 (IX86_BUILTIN_PCOMGTUB): Ditto.
4991 (IX86_BUILTIN_PCOMGEUB): Ditto.
4992 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4993 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4994 (IX86_BUILTIN_PCOMEQUW): Ditto.
4995 (IX86_BUILTIN_PCOMNEUW): Ditto.
4996 (IX86_BUILTIN_PCOMLTUW): Ditto.
4997 (IX86_BUILTIN_PCOMLEUW): Ditto.
4998 (IX86_BUILTIN_PCOMGTUW): Ditto.
4999 (IX86_BUILTIN_PCOMGEUW): Ditto.
5000 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5001 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5002 (IX86_BUILTIN_PCOMEQUD): Ditto.
5003 (IX86_BUILTIN_PCOMNEUD): Ditto.
5004 (IX86_BUILTIN_PCOMLTUD): Ditto.
5005 (IX86_BUILTIN_PCOMLEUD): Ditto.
5006 (IX86_BUILTIN_PCOMGTUD): Ditto.
5007 (IX86_BUILTIN_PCOMGEUD): Ditto.
5008 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5009 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5010 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5011 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5012 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5013 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5014 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5015 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5016 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5017 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5018 (IX86_BUILTIN_PCOMEQB): Ditto.
5019 (IX86_BUILTIN_PCOMNEB): Ditto.
5020 (IX86_BUILTIN_PCOMLTB): Ditto.
5021 (IX86_BUILTIN_PCOMLEB): Ditto.
5022 (IX86_BUILTIN_PCOMGTB): Ditto.
5023 (IX86_BUILTIN_PCOMGEB): Ditto.
5024 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5025 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5026 (IX86_BUILTIN_PCOMEQW): Ditto.
5027 (IX86_BUILTIN_PCOMNEW): Ditto.
5028 (IX86_BUILTIN_PCOMLTW): Ditto.
5029 (IX86_BUILTIN_PCOMLEW): Ditto.
5030 (IX86_BUILTIN_PCOMGTW): Ditto.
5031 (IX86_BUILTIN_PCOMGEW): Ditto.
5032 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5033 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5034 (IX86_BUILTIN_PCOMEQD): Ditto.
5035 (IX86_BUILTIN_PCOMNED): Ditto.
5036 (IX86_BUILTIN_PCOMLTD): Ditto.
5037 (IX86_BUILTIN_PCOMLED): Ditto.
5038 (IX86_BUILTIN_PCOMGTD): Ditto.
5039 (IX86_BUILTIN_PCOMGED): Ditto.
5040 (IX86_BUILTIN_PCOMFALSED): Ditto.
5041 (IX86_BUILTIN_PCOMTRUED): Ditto.
5042 (IX86_BUILTIN_PCOMEQQ): Ditto.
5043 (IX86_BUILTIN_PCOMNEQ): Ditto.
5044 (IX86_BUILTIN_PCOMLTQ): Ditto.
5045 (IX86_BUILTIN_PCOMLEQ): Ditto.
5046 (IX86_BUILTIN_PCOMGTQ): Ditto.
5047 (IX86_BUILTIN_PCOMGEQ): Ditto.
5048 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5049 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5050 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5051 OPTION_MASK_ISA_ROUND for instructions that are shared between
5053 (bdesc_2arg): Ditto.
5054 (bdesc_sse_3arg): Ditto.
5055 (enum multi_arg_type): New enum for describing the various SSE5
5056 intrinsic argument types.
5057 (bdesc_multi_arg): New table for SSE5 intrinsics.
5058 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5059 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5061 (ix86_expand_builtin): Add SSE5 intrinsic support.
5062 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5063 operand instructions.
5064 (ix86_expand_sse5_multiple_memory): New function to split the
5065 second memory reference from SSE5 instructions.
5066 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5067 (ix86_return_pops_args): Use stdarg_p to determine if the function
5068 has variable arguments.
5069 (ix86_setup_incoming_varargs): Ditto.
5070 (x86_this_parameter): Ditto.
5072 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5074 (ix86_expand_sse5_pack): Ditto.
5075 (ix86_sse5_valid_op_p): Ditto.
5076 (ix86_expand_sse5_multiple_memory): Ditto.
5078 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5079 constant for SSE5 support.
5080 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5081 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5082 (UNSPEC_SSE5_PERMUTE): Ditto.
5083 (UNSPEC_SSE5_ASHIFT): Ditto.
5084 (UNSPEC_SSE5_LSHIFT): Ditto.
5085 (UNSPEC_FRCZ): Ditto.
5086 (UNSPEC_CVTPH2PS): Ditto.
5087 (UNSPEC_CVTPS2PH): Ditto.
5088 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5090 (COM_FALSE_S): Ditto.
5091 (COM_FALSE_P): Ditto.
5092 (COM_TRUE_S): Ditto.
5093 (COM_TRUE_P): Ditto.
5094 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5095 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5097 (memory attribute): Ditto.
5098 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5099 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5100 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5101 (floor<mode>2): Ditto.
5102 (ceil<mode>2): Ditto.
5103 (btrunc<mode>2): Ditto.
5104 (nearbyintdf2): Ditto.
5105 (nearbyintsf2): Ditto.
5106 (sse_setccsf): Disable if SSE5.
5107 (sse_setccdf): Ditto.
5108 (sse5_setcc<mode>): New support for SSE5 conditional move.
5109 (sse5_pcmov_<mode>): Ditto.
5111 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5113 (SSEMODEF2P): Ditto.
5114 (ssemodesuffixf4): New mode attribute for SSE5.
5115 (ssemodesuffixf2s): Ditto.
5116 (ssemodesuffixf2c): Ditto.
5117 (sserotatemax): Ditto.
5118 (ssescalarmode): Ditto.
5119 (sse_maskcmpv4sf3): Disable if SSE5.
5120 (sse_maskcmpv2df3): Ditto.
5121 (sse_vmmaskcmpv4sf3): Ditto.
5122 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5124 (sse5_vmfmadd<mode>4): Ditto.
5125 (sse5_fmsub<mode>4): Ditto.
5126 (sse5_vmfmsub<mode>4): Ditto.
5127 (sse5_fnmadd<mode>4): Ditto.
5128 (sse5_vmfnmadd<mode>4): Ditto.
5129 (sse5_fnmsub<mode>4): Ditto.
5130 (sse5_vmfnmsub<mode>4): Ditto.
5131 (sse5i_fmadd<mode>4): Ditto.
5132 (sse5i_fmsub<mode>4): Ditto.
5133 (sse5i_fnmadd<mode>4): Ditto.
5134 (sse5i_fnmsub<mode>4): Ditto.
5135 (sse5i_vmfmadd<mode>4): Ditto.
5136 (sse5i_vmfmsub<mode>4): Ditto.
5137 (sse5i_vmfnmadd<mode>4): Ditto.
5138 (sse5i_vmfnmsub<mode>4): Ditto.
5139 (mulv16qi3): Add SSE5 support.
5141 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5142 (sse2_mulv4si3): Disable if SSE5.
5143 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5144 (sse4_1_roundps): Ditto.
5145 (sse4_1_roundsd): Ditto.
5146 (sse4_1_roundss): Ditto.
5147 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5149 (sse_maskcmpsf3): Ditto.
5150 (sse_vmmaskcmpv4sf3): Ditto.
5151 (sse2_maskcmpv2df3): Ditto.
5152 (sse2_maskcmpdf3): Ditto.
5153 (sse2_vmmaskcmpv2df3): Ditto.
5154 (sse2_eq<mode>3): Ditto.
5155 (sse2_gt<mode>3): Ditto.
5156 (sse5_pcmov_<mode>): Add SSE5 support.
5157 (vec_unpacku_hi_v16qi): Ditto.
5158 (vec_unpacks_hi_v16qi): Ditto.
5159 (vec_unpacku_lo_v16qi): Ditto.
5160 (vec_unpacks_lo_v16qi): Ditto.
5161 (vec_unpacku_hi_v8hi): Ditto.
5162 (vec_unpacks_hi_v8hi): Ditto.
5163 (vec_unpacku_lo_v8hi): Ditto.
5164 (vec_unpacks_lo_v8hi): Ditto.
5165 (vec_unpacku_hi_v4si): Ditto.
5166 (vec_unpacks_hi_v4si): Ditto.
5167 (vec_unpacku_lo_v4si): Ditto.
5168 (vec_unpacks_lo_v4si): Ditto.
5169 (sse5_pmacsww): New SSE5 intrinsic insn.
5170 (sse5_pmacssww): Ditto.
5171 (sse5_pmacsdd): Ditto.
5172 (sse5_pmacssdd): Ditto.
5173 (sse5_pmacssdql): Ditto.
5174 (sse5_pmacssdqh): Ditto.
5175 (sse5_pmacsdqh): Ditto.
5176 (sse5_pmacsswd): Ditto.
5177 (sse5_pmacswd): Ditto.
5178 (sse5_pmadcsswd): Ditto.
5179 (sse5_pmadcswd): Ditto.
5180 (sse5_pcmov_<move>): Conditional move support on SSE5.
5181 (sse5_phaddbw): New SSE5 intrinsic insn.
5182 (sse5_phaddbd): Ditto.
5183 (sse5_phaddbq): Ditto.
5184 (sse5_phaddwd): Ditto.
5185 (sse5_phaddwq): Ditto.
5186 (sse5_phadddq): Ditto.
5187 (sse5_phaddubw): Ditto.
5188 (sse5_phaddubd): Ditto.
5189 (sse5_phaddubq): Ditto.
5190 (sse5_phadduwd): Ditto.
5191 (sse5_phadduwq): Ditto.
5192 (sse5_phaddudq): Ditto.
5193 (sse5_phsubbw): Ditto.
5194 (sse5_phsubwd): Ditto.
5195 (sse5_phsubdq): Ditto.
5196 (sse5_pperm): Ditto.
5197 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5198 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5199 (sse5_pperm_sign_v8hi_v4si): Ditto.
5200 (sse5_pperm_zero_v8hi_v4si): Ditto.
5201 (sse5_pperm_sign_v4si_v2di): Ditto.
5202 (sse5_pperm_sign_v4si_v2di): Ditto.
5203 (sse5_pperm_pack_v2di_v4si): Ditto.
5204 (sse5_pperm_pack_v4si_v8hi): Ditto.
5205 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5206 (sse5_perm<mode>): New SSE5 intrinsic insn.
5207 (rotl<mode>3): Ditto.
5208 (sse5_rotl<mode>3): Ditto.
5209 (sse5_ashl<mode>3): Ditto.
5210 (sse5_lshl<mode>3): Ditto.
5211 (sse5_frcz<mode>2): Ditto.
5212 (sse5s_frcz<mode>2): Ditto.
5213 (sse5_cvtph2ps): Ditto.
5214 (sse5_cvtps2ph): Ditto.
5215 (sse5_vmmaskcmp<mode>3): Ditto.
5216 (sse5_com_tf<mode>3): Ditto.
5217 (sse5_maskcmp<mode>3): Ditto.
5218 (sse5_maskcmp_uns<mode>3): Ditto.
5219 (sse5_maskcmp_uns2<mode>3): Ditto.
5220 (sse5_pcom_tf<mode>3): Ditto.
5222 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5224 (sse5_comparison_float_operator): New predicate to match the
5225 comparison operators supported by the SSE5 com instruction.
5226 (ix86_comparison_int_operator): New predicate to match just the
5227 signed int comparisons.
5228 (ix86_comparison_uns_operator): New predicate to match just the
5229 unsigned int comparisons.
5231 * doc/invoke.texi (-msse5): Add documentation.
5232 (-mfused-madd): Ditto.
5234 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5236 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5238 (x86_64-*-*): Ditto.
5240 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5242 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5243 intrinisics for SSE5.
5245 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5248 * config/i386/mmintrin-common.h: New file, to contain common
5249 instructions between SSE4.1 and SSE5.
5251 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5252 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5253 (gen_regparm_prefix): Ditto.
5255 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5256 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5257 prototype_p to determine if a function is prototyped.
5259 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5261 * config/dfp-bit.c (dfp_conversion_exception): New function.
5262 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5263 (DFP_TO_INT): Ditto.
5264 (INT_TO_DFP): Ditto.
5265 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5267 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5270 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5271 before sp restoration even when total_size is 0, but
5272 frame_pointer_needed.
5274 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5276 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5277 (xtensa_copy_incoming_a7): Use start_sequence instead of
5278 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5279 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5280 of the saveregs sequence.
5282 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5284 * c-tree.h (grokfield): Add a "tree *" argument.
5285 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5286 Chain nested decl attributes to it. Don't call decl_attributes here.
5287 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5288 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5289 (grokfield): Take a pointer to the decl's attributes and pass
5290 it to grokdeclarator.
5291 * c-parser.c (c_parser_struct_declaration): Update the calls to
5292 grokfield. Call decl_attributes for anonymous struct and union
5295 2007-09-12 Jan Hubicka <jh@suse.cz>
5297 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5299 2007-09-12 Ira Rosen <irar@il.ibm.com>
5301 PR tree-optimization/32377
5302 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5303 between positive and negative dependence distance using DDR_REVERSED_P.
5305 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5307 PR tree-optimization/33373
5308 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5309 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5311 2007-09-12 Jan Hubicka <jh@suse.cz>
5314 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5317 2007-09-12 Christian Bruel <christian.bruel@st.com>
5319 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5320 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5322 2007-09-12 Ira Rosen <irar@il.ibm.com>
5324 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5325 for oprnd1 if not required.
5326 (vectorizable_operation): Use scalar operand in SLP in case of
5327 shift with scalar argument.
5329 2007-09-12 Ira Rosen <irar@il.ibm.com>
5331 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5334 2007-09-11 James E. Wilson <wilson@specifix.com>
5336 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5337 TARGET_UNWIND_INFO is defined.
5338 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5341 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5343 * config/sh/sh.c (calc_live_regs): Use
5344 current_function_saves_all_registers instead of
5345 current_function_has_nonlocal_label.
5346 (sh_allocate_initial_value): Likewise.
5347 (sh_get_pr_initial_val): Likewise.
5348 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5349 * config/sh/sh.md (load_ra): Likewise.
5351 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5353 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5356 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5357 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5359 2007-09-12 Sa Liu <saliu@de.ibm.com>
5361 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5362 operands to DFmode GE or LE compares.
5364 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5366 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5367 REG_CLASS_NAMES): Add P0REGS.
5368 (REGNO_REG_CLASS): Return it where appropriate.
5369 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5370 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5371 * doc/md.texi (Blackfin family): Document 'q' constraints.
5373 2007-09-11 Steve Kenton <skenton@ou.edu>
5375 * pa/linux-unwind.h: Guard with inhibit_libc.
5376 * pa/hpux-unwind.h: Likewise.
5378 2007-09-11 David Daney <ddaney@avtrex.com>
5380 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5381 * doc/install.texi: Document new --with-llsc and --without-llsc
5383 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5384 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5385 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5387 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5388 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5389 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5390 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5391 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5392 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5393 * config/mips/mips.opt (mllsc): New option.
5394 * config/mips/mips.c (mips_llsc): Define variable.
5395 (mips_handle_option): Handle mllsc option.
5396 (override_options): Set mips_print_operand_punct for '|' and '-'.
5397 (print_operand): Add new %| and %- operand codes.
5398 * config/mips/mips.h (mips_llsc_setting): New enum type.
5399 (mips_llsc): Declare.
5400 (OPTION_DEFAULT_SPECS): Add llsc handling.
5401 (GENERATE_SYNC): New macro.
5402 (GENERATE_LL_SC): New macro.
5403 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5404 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5405 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5406 in %| and %- operand codes.
5408 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5410 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5411 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5413 2007-09-11 Jason Merrill <jason@redhat.com>
5416 * stor-layout.c (layout_decl): Do pack variable size fields.
5418 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5420 * config/m68k/predicates.md (movsi_const0_operand,
5421 non_symbolic_call_operand): New predicates.
5423 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5425 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5426 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5427 CW, CZ, CS, Ap and Ac.
5429 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5430 (constraints.md): New include.
5431 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5432 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5433 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5435 (pushdi): Add split.
5436 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5437 attributes. Split tstsi_internal_68020_cf from it.
5438 (tstsi_internal_68020_cf): New pattern.
5439 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5440 (tst<mode>_cf): Specify attributea.
5441 (cmpsi_cf): Name pattern. Specify attributes.
5442 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5443 (pushexthisi_const): Fix to use alternatives. Specify
5445 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5446 from it. Fix to use alternatives. Specify attributes.
5447 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5448 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5450 (movsf_cf_soft): Specify attributes.
5451 (movdf_cf_soft): Add split.
5452 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5453 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5454 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5455 (truncdfsf2_68881): Name pattern. Specify attributes.
5456 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5457 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5458 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5460 (addsi3_5200): Fix to use alternatives. Specify attributes.
5462 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5463 (subsi3): Add alternative for subq.l. Specify attributes.
5464 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5465 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5467 (umulhisi3): Specify attributes.
5468 (mulhisisi3_z): Name pattern. Specify attributes.
5469 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5470 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5471 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5472 bsetmemqi): Specify attributes.
5473 (bsetmemqi_ext): Name pattern. Specify attributes.
5474 (bclrmemqi): Specify attributes.
5475 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5476 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5478 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5479 pattern. Specify attributes.
5480 (jump): Specify attributes.
5481 (tablejump_internal): Name pattern. Specify attributes.
5482 (call_value): Split into non_symbolic_call_value,
5483 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5484 alternatives. Specify attributes.
5485 (non_symbolic_call_value, symbolic_call_value_jsr,
5486 symbolic_call_value_bsr): New patterns.
5487 (nop, return, unlink, indirect_jump): Specify attributes.
5488 (trap): Fix condition. Specify attributes.
5491 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5492 (override_options): Initialize it. Initialize m68k_sched_cpu.
5493 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5494 (const_method): Make global, rename to m68k_const_method.
5495 (const_int_cost, output_move_const_into_data_reg): Update.
5496 (output_move_double): Parametrize to emit rtl code, rename to
5498 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5499 emit_movsi): New static functions.
5500 (output_move_double): New function with semantics of old
5502 (m68k_emit_move_double): New function.
5503 (m68k_sched_cpu): New variable.
5504 (attr_op_type): New enum.
5505 (sched_guess_p): New variable.
5506 (sched_address_type, sched_operand_type, sched_attr_op_type):
5507 New static functions.
5508 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5509 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5510 (sched_branch_type): New static variable.
5511 (m68k_sched_branch_type): New function.
5512 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5513 (m68k_symbolic_call_var): Declare.
5514 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5515 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5516 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5517 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5520 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5522 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5523 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5524 error if __builtin_va_arg_pack_len () wasn't optimized out during
5526 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5527 with the number of inline's anonymous arguments.
5528 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5530 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5532 * fold-const.c (extract_muldiv_1): Do not simplify
5535 2007-09-11 Jan Hubicka <jh@suse.cz>
5537 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5538 (TARGET_INTER_UNIT_CONVERSIONS): New.
5539 * i386.md (floatsi expanders): Remove redundant check for SImode
5540 source; offload to memory when asked for.
5541 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5542 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5544 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5545 floatsidf2_mixed_memory, floatsidf2_sse_memory
5546 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5547 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5549 2007-09-11 Jan Hubicka <jh@suse.cz>
5551 * toplev.c (process_options): all frontends now do unit-at-a-time.
5552 * cgraphunit.c: update comments.
5553 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5554 * c-decl.c (finish_function): use cgraph_add_new_function.
5555 * function.c (expand_function_end): We are always unit-at-a-time.
5557 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5559 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5560 settings for MIPS16.
5561 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5563 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5565 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5566 SYMBOL_FORCE_TO_MEM constants.
5567 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5568 (mips16_rewrite_pool_refs_info): New structure.
5569 (mips16_rewrite_pool_constant): New function, split out from...
5570 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5571 mips16_rewrite_pool_refs_info structure rather than a pointer
5572 to a constant pool. Force force_to_mem_operands into memory.
5573 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5574 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5575 * config/mips/constraints.md (kf): New constraint.
5576 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5577 (*movsi_mips16): Likewise.
5579 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5580 Nigel Stephens <nigel@mips.com>
5581 David Ung <davidu@mips.com>
5583 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5584 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5585 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5586 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5587 (mips_zero_extend_cost): New functions.
5588 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5589 Use the new functions. Tweak many cost estimates, both here
5590 and in the new subroutines. Return false when the cost of the
5591 operands has not been calculated. Check for *clear_upper32.
5592 Check for floating-point multiply-add, reciprocal and rsqrt
5593 patterns. Handle comparison and rotation codes.
5595 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5597 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5599 * config/i386/i386.c (get_dllimport_decl): Don't strip
5602 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5605 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5606 declarations to top.
5607 (DFP_TO_BFP): Use for either XFmode or TFmode.
5608 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5610 * config/dfp-bit.h: Include float.h.
5611 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5612 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5613 which doesn't mean the same thing.
5614 (BFP_KIND): Use 4 to mean TFmode.
5615 (BFP_FMT): Specify the number of decimal digits based on the
5616 number of mantissa digits.
5617 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5618 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5619 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5620 (TFtype): Define if TFmode is supported.
5621 * doc/libgcc.texi (Decimal float library routines): Document
5622 TF conversion functions.
5624 2007-09-10 Chao-ying Fu <fu@mips.com>
5626 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5627 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5628 (mips_emit_compare): Process fixed-point modes.
5629 (mips_pad_arg_upward): Support fixed-point types.
5630 (override_options): Allow fixed-point modes in accumulators.
5631 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5632 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5633 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5634 (mips_scalar_mode_supported_p): New function to accept fixed-point
5635 modes if the width is not greater than two BITS_PER_WORD.
5636 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5637 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5638 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5639 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5640 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5642 ("IMODE"): New mode attribute.
5643 (mips-fixed.md): Include.
5644 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5646 * config/mips/mips-fixed.md: New file.
5648 2007-09-11 Ben Elliston <bje@au.ibm.com>
5650 * config/spu/spu.md: Formatting fixes.
5652 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5654 * config/dfp-bit.c (dfp_unary_func): Delete.
5655 (dfp_unary_op): Delete.
5656 (dfp_binary_op): Use decFloat functions instead of decNumber
5657 functions for binary operations.
5658 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5659 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5661 (dfp_compare_op): Use decFloat functions insteadof decNumber
5662 functions for comparisons.
5663 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5664 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5666 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5667 call to dxx_binary_op and decFloat function.
5668 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5669 calls to dxx_binary_op and decFloat function.
5670 * config/dfp-bit.h: Include decFloat header files.
5671 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5672 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5673 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5674 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5676 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5677 Jan Sjodin <jan.sjodin@amd.com>
5679 * tree-vect-analyze.c (vect_analyze_operations): Change
5680 comparison of loop iterations with threshold to less than
5681 or equal to instead of less than. Reduce
5682 min_scalar_loop_bound by one.
5683 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5684 Change prologue and epilogue iterations estimate to vf/2,
5685 when unknown at compile-time. Change versioning guard
5686 cost to taken_branch_cost. If peeling for alignment is
5687 unknown at compile-time, change peel guard costs to one
5688 taken branch and one not-taken branch per peeled loop.
5689 If peeling for alignment is known but number of scalar loop
5690 iterations is unknown at compile-time, change peel guard
5691 costs to one taken branch per peeled loop. Change the cost
5692 model equation to consider vector iterations as the loop
5693 iterations less the prologue and epilogue iterations.
5694 Change outside vector cost check to less than or equal to
5695 zero instead of equal to zero.
5696 (vect_do_peeling_for_loop_bound): Reduce
5697 min_scalar_loop_bound by one.
5698 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5699 TARG_COND_NOT_TAKEN_BRANCH_COST.
5700 * config/i386/i386.h (processor_costs): Add
5701 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5702 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5703 vec_align_load_cost, vect_unalign_load_cost,
5704 vec_store_cost, cond_taken_branch_cost,
5705 cond_not_taken_branch_cost.
5706 Define macros for x86 costs.
5707 * config/i386/i386.c:
5708 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5709 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5710 scalar_to_vec_cost, vec_align_load_cost,
5711 vect_unalign_load_cost, vec_store_cost,
5712 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5713 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5714 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5715 core2_cost, generic64_cost, generic32_cost): Set to default
5717 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5718 (x86_builtin_vectorization_cost): New.
5720 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5721 Ben Elliston <bje@au.ibm.com>
5723 * dfp.c: Include decimal128Local.h;
5724 (dfp_byte_swap): Remove.
5725 (encode_decimal32, decode_decimal32): Don't handle endianness.
5726 (encode_decimal64, decode_decimal64): Ditto.
5727 (encode_decimal128, decode_decimal128): Ditto.
5728 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5730 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5732 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5733 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5735 2007-09-10 David Daney <ddaney@avtrex.com>
5737 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5739 (memory_barrier): Rewrote as an insn that clobbers memory.
5741 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5743 * config/mips/mips.c (mips_global_pointer): Check
5744 call_really_used_regs instead of call_used_regs.
5745 (mips_save_reg_p): Likewise. Save all call-saved registers
5746 if current_function_saves_all_registers. Fix indentation.
5747 No longer treat $18 as a special case.
5748 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5750 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5752 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5753 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5754 the introductory comment.
5755 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5756 (override_options): Don't test for it.
5757 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5758 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5759 * config/mips/vr.h: As for config/mips/sde.h.
5761 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5762 Revital Eres <eres@il.ibm.com>
5764 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5765 (struct ddg): Define.
5766 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5767 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5768 * config/spu/spu.c: Include ddg.h.
5769 (TARGET_SCHED_SMS_RES_MII): Define.
5770 (spu_sms_res_mii): New function to calculate mii.
5771 * modulo-sched (res_MII): Use it.
5772 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5774 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5776 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5777 pool entries since they might hold values that must not be shared.
5779 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5782 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5783 Use 'N' operand constraint for op2.
5784 (lshr<mode>3): Ditto.
5785 (ashl<mode>3): Ditto.
5786 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5787 (vec_shr_<mode>): Ditto.
5788 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5789 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5791 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5793 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5794 Change mode macro in the last real_2expN parameter to uppercase.
5796 2007-09-10 Michael Matz <matz@suse.de>
5798 * tree-pass.h (pass_cselim): Declare new pass.
5799 * passes.c (init_optimization_passes): Link in pass_cselim.
5800 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5801 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5802 cond_store_replacement.
5803 (condstoretemp): New static variable.
5804 (cond_store_replacement): New function.
5805 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5806 tree_ssa_phiopt_worker.
5807 (struct name_to_bb): New.
5808 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5809 nt_init_block, nt_fini_block): New static functions.
5810 (seen_ssa_names, nontrap_set): New static variables.
5811 (gate_cselim, pass_cselim): Define new pass.
5812 * common.opt (ftree-cselim): New flag.
5813 * toplev.c (process_options): Set flag_tree_cselim if required.
5815 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5817 * simplify-rtx.c (simplify_relational_operation_1): For recent
5818 canonicalization, don't recurse if op1 equals both PLUS arguments.
5820 2007-09-09 David Daney <ddaney@avtrex.com>
5822 * optabs.c (expand_sync_operation): Use plus insn if minus
5824 (expand_sync_fetch_operation): Ditto.
5826 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5828 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5830 (*floatsisf2_sse_vector): Likewise.
5832 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5834 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5836 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5838 * config/i386/i386.h (ix86_tune_indices): Rename
5839 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5840 (TARGET_USE_VECTOR_CONVERTS): Updated.
5841 * config/i386/i386.c: Likewise.
5843 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5844 Nigel Stephens <nigel@mips.com>
5846 * doc/invoke.texi (Overall Options): Add .sx file extension
5847 as a synonym for .S.
5848 * cppspec.c (known_suffixes): Likewise.
5849 * gcc.c (default_compilers): Likewise.
5851 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5854 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5855 * simplify-rtx.c (simplify_relational_operation_1): Add the
5856 canonicalization from i386.h.
5857 * doc/md.texi (Canonicalization of Instructions): Document it.
5859 2007-09-09 Jan Hubicka <jh@suse.cz>
5860 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5862 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5863 (TARGET_USE_VECTOR_CONVERTS): New.
5864 * i386.md: New post-reload splitters for converting SF to DF and DF to
5866 (floatsi* expander): Special case vector conversions.
5867 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5868 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5869 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5870 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5871 Disable when doing vector converts.
5872 (floatsi<mode>2_i387): Disable when
5873 * sse.md (vec_dupv2df): Export.
5874 * i386.c (ix86_tune_features): Enable SSE conversions.
5876 2007-09-09 Richard Guenther <rguenther@suse.de>
5878 * tree-ssa-operands.c (add_virtual_operand): Only mark
5879 stores as has_volatile_ops if alias information is not available.
5881 2007-09-09 Revital Eres <eres@il.ibm.com>
5883 * doc/contrib.texi: Add myself.
5885 2007-09-09 Ira Rosen <irar@il.ibm.com>
5887 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5888 stmt_vinfo_set_outside_of_loop_cost): New functions.
5889 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5890 (vect_model_simple_cost): Call
5891 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5892 field instead of calling vect_get_cost_fields.
5893 (vect_model_store_cost, vect_model_load_cost): Likewise.
5895 2007-09-09 Revital Eres <eres@il.ibm.com>
5897 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5898 declaration to bdesc_paired_preds variable.
5899 (paired_expand_builtin): Likewise.
5901 2007-09-09 Revital Eres <eres@il.ibm.com>
5903 * dbgcnt.def (sms_sched_loop): New counter.
5904 * modulo-sched.c: Use sms_sched_loop instead of
5905 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5906 perform swing modulo scheduling on. Include dbgcnt.h.
5907 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5908 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5910 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5912 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5913 Substitute all uses with ...
5914 (MODEF): New mode iterator.
5916 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5917 from pre-regalloc define_insn_and_split splitter pattern.
5918 (*fix_trunc<mode>_i387_1): Ditto.
5919 (*fistdi2_1): Ditto.
5920 (*fist<mode>2_1): Ditto.
5921 (frndintxf2_floor): Ditto.
5922 (*fist<mode>2_floor_1): Ditto.
5923 (frndintxf2_ceil): Ditto.
5924 (*fist<mode>2_ceil_1): Ditto.
5925 (frndintxf2_trunc): Ditto.
5926 (frndintxf2_mask_pm): Ditto.
5928 (prologue): Use (const_int 0) as never generated filler insn.
5930 (sibcall_epilogue): Ditto.
5931 (eh_return_si): Ditto.
5932 (eh_return_di): Ditto.
5934 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5935 using MODEF mode iterator.
5936 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5937 using MODEF mode iterator.
5938 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5939 using MODEF mode iterator.
5940 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5941 Macroize expander using MODEF mode iterator.
5943 (zero_extendsidi2): Remove operand constraints from expander.
5944 (smuldi3_highpart): Ditto.
5945 (indirect_jump): Ditto.
5948 * config/i386/sse.md (storentv4sf): Ditto.
5949 (storentv2df): Ditto.
5950 (storentv2di): Ditto.
5952 (sse2_cvtpd2ps): Ditto.
5953 (vec_interleave_highv16qi): Ditto.
5954 (vec_interleave_lowv16qi): Ditto.
5955 (vec_interleave_highv8hi): Ditto.
5956 (vec_interleave_lowv8hi): Ditto.
5957 (vec_interleave_highv4si): Ditto.
5958 (vec_interleave_lowv4si): Ditto.
5959 (vec_interleave_highv2di): Ditto.
5960 (vec_interleave_lowv2di): Ditto.
5961 (sse2_maskmovdqu): Ditto.
5962 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5964 2007-09-09 Ira Rosen <irar@il.ibm.com>
5966 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5967 (struct _slp_tree, struct _slp_instance): Define new data structures
5968 along macros for their access.
5969 (struct _loop_vec_info): Define new fields: strided_stores,
5970 slp_instances, and slp_unrolling_factor along macros for their access.
5971 (enum slp_vect_type): New.
5972 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5974 (STMT_VINFO_STRIDED_ACCESS): New macro.
5975 (vect_free_slp_tree): Declare.
5976 (vectorizable_load): Add an argument of type slp_tree.
5977 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5978 vectorizable_assignment): Likewise.
5979 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5980 Declare (make extern).
5981 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5982 (new_loop_vec_info): Likewise.
5983 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5984 * tree-vect-analyze.c: Include recog.h.
5985 (vect_update_slp_costs_according_to_vf): New.
5986 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5987 functions. For not pure SLP stmts with strided access check that the
5988 group size is power of 2. Update the vectorization factor according to
5989 SLP. Call vect_update_slp_costs_according_to_vf.
5990 (vect_analyze_group_access): New.
5991 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5992 (vect_free_slp_tree): New functions.
5993 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5994 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5995 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5996 vect_detect_hybrid_slp): Likewise.
5997 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5998 and vect_detect_hybrid_slp.
5999 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6000 SLP costs into account.
6001 (vect_get_cost_fields): New function.
6002 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6004 (vect_model_store_cost, vect_model_load_cost): Likewise.
6005 (vect_get_constant_vectors): New function.
6006 (vect_get_slp_vect_defs, vect_get_slp_defs,
6007 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6008 vect_get_vec_defs): Likewise.
6009 (vectorizable_reduction): Don't handle SLP for now.
6010 (vectorizable_call): Don't handle SLP for now. Add argument to
6011 vect_model_simple_cost.
6012 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6013 get SLPed and vectorized defs). Fix indentation and spacing.
6014 (vectorizable_assignment): Handle SLP.
6015 (vectorizable_induction): Don't handle SLP for now.
6016 (vectorizable_operation): Likewise.
6017 (vectorizable_type_demotion): Add argument to
6018 vect_model_simple_cost.
6019 (vectorizable_type_promotion): Likewise.
6020 (vectorizable_store, vectorizable_load): Handle SLP.
6021 (vectorizable_condition): Don't handle SLP for now.
6022 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6023 no SLP transformation required for unsupported cases. Add SLP
6024 argument for supported cases.
6025 (vect_remove_stores): New function.
6026 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6027 (vect_transform_loop): Schedule SLP instances.
6028 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6030 2007-09-09 Andrew Haley <aph@redhat.com>
6032 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6035 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6037 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6038 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6039 Similar for what label_refs can go in the JUMP_TARGET field. Split
6040 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6041 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6042 REG_LABEL when replacing an operand with a LABEL_REF for a
6044 (subst_reloads): When replacing a LABEL_REG with a register,
6045 instead of generating a REG_LABEL note, assert that there already
6046 is one or that the label is a known target for the insn.
6047 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6048 note, check the JUMP_LABEL field. Remove "else" after return.
6049 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6050 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6051 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6052 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6053 insns. Iterate over all notes; don't assume there's only one.
6054 * cse.c (recorded_label_ref): Adjust comment to refer to
6056 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6057 insns, not just NONJUMP_INSN_P.
6058 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6059 isn't a jump target.
6060 * jump.c (rebuild_jump_labels): Adjust head comment.
6061 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6062 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6063 (mark_all_labels): For JUMP_P insns without a target, check if the
6064 the target is noted on the previous nonjump insn.
6065 (mark_jump_label_1): New function, guts from mark_jump_label.
6066 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6067 marking jump target labels.
6068 <case LABEL_REF>: Adjust for whether to generate a
6069 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6070 For 'E' format rtl, iterate in descending element order.
6071 (delete_related_insns): Handle both REG_LABEL_TARGET and
6072 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6073 reference count, delete and fallthrough. Move finding-next-
6074 non-deleted insn last in the function. Look at all INSN_P insns
6075 for REG_LABEL_OPERAND notes.
6076 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6078 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6079 JUMP_LABEL, output the INSN_UID of it.
6080 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6081 and/or REG_LABEL_TARGET.
6082 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6083 with jump.c copy by only adding notes for labels actually
6084 referenced in the insn.
6085 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6086 usage count increment; handle all INSN_P trial insns.
6087 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6089 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6090 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6091 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6093 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6094 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6095 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6096 on all INSN_P insns.
6097 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6098 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6099 REG_LABEL_OPERAND notes.
6100 * reload1.c (calculate_needs_all_insns): Adjust comments.
6101 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6102 * config/alpha/alpha.md (split for load of an address into a
6103 four-insn sequence on Unicos/Mk): Adjust to use
6105 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6107 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6110 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6111 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6112 FOR_BB_INSNS_SAFE instead of for loop.
6113 * cse.c (cse_extended_basic_block): Likewise.
6114 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6115 that the for loop does not invoke NEXT_INSN on a deleted insn.
6116 * function.c (instantiate_virtual_regs): Likewise.
6117 * lower-subreg.c (remove_retval_note): Likewise.
6118 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6120 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6122 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6123 insn, if it's a jump.
6124 (try_redirect_by_replacing_jump): New variable jump_p. Call
6125 tablejump_p before delete_insn_chain.
6126 * reload1.c (reload): New variable next. Make sure that the for
6127 loop does not invoke NEXT_INSN on a deleted insn.
6128 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6129 (delete_output_reload): New variable prev. Make sure the the for
6130 loops do not invoke PREV_INSN on a deleted insn.
6132 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6134 * pa/constraints.md: Remove 'X' from unused letters comment.
6136 2007-09-08 Richard Guenther <rguenther@suse.de>
6138 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6139 computed check stmt_ann->references_memory instead of counting
6142 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6144 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6145 validate_change() in one more case.
6147 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6149 PR tree-optimization/32283
6150 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6151 estimated_loop_iterations.
6152 (determine_use_iv_cost_condition): Decrease cost of expressions
6153 used in iv elimination.
6155 2007-09-08 Richard Guenther <rguenther@suse.de>
6157 * tree-cfg.c (verify_gimple_expr): Avoid building new
6158 pointer types, use TYPE_POINTER_TO if available instead.
6160 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6163 PR rtl-optimization/26449
6164 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6165 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6167 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6168 define_expand. Split insn in split1 pass.
6171 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6173 PR tree-optimization/33301
6174 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6177 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6179 PR tree-optimization/32183
6180 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6182 * tree-ssa-reassoc.c: Include cfgloop.h.
6183 (is_reassociable_op): Add a loop argument and return true only
6185 (linearize_expr): Updated.
6186 (should_break_up_subtract): Likewise.
6187 (linearize_expr_tree): Likewise.
6188 (init_reassoc): Call loop_optimizer_init with
6189 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6190 with CDI_DOMINATORS.
6191 (fini_reassoc): Call loop_optimizer_finalize.
6193 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6195 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6196 if there is no i-cache.
6198 2007-09-07 Richard Guenther <rguenther@suse.de>
6201 2007-09-06 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/32586
6204 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6205 folding if nothing changed.
6206 (simplify_unary_expression): New function. Do tree combining
6207 on conversion like codes.
6208 (try_to_simplify): Call it.
6210 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6213 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6214 (__gthread_active,__gthread_start, __gthread_active_init): New.
6215 * gthr-posix95.h: Likewise.
6217 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6219 * function.h (struct function): Rename calls_unwind_init
6220 to saves_all_registers.
6221 (current_function_saves_all_registers): Renamed from
6222 current_function_calls_unwind_init.
6223 * reload1.c (reload): Set current_function_saves_all_registers.
6224 * except.c (expand_builtin_unwind_init): Likewise.
6225 * config/m68k/m68k.c (m68k_save_reg): Use
6226 current_function_saves_all_registers to save pic register.
6228 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6230 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6231 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6233 Reapply reverted changes:
6235 2007-09-06 Jan Hubicka <jh@suse.cz>
6237 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6240 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6242 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6243 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6245 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6247 * optabs.c (expand_float): Convert unsigned integer as signed only
6248 if it provides sufficient accuracy; add mode argument to real_2expN.
6249 (expand_fix): Fix comment typos; extend binary float into mode
6250 wider than destination for converion to unsigned integer; add mode
6251 argument to real_2expN.
6252 * real.c (real_2expN): Add mode argument to special-case decimal
6254 * real.h (real_2expN): Ditto.
6255 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6257 (fixed_from_string): Ditto.
6258 (fixed_to_decimal): Ditto.
6259 (fixed_convert_from_real): Ditto.
6260 (real_convert_from_fixed): Ditto.
6261 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6262 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6263 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6264 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6266 2007-09-07 Diego Novillo <dnovillo@google.com>
6268 * tree-flow.h (const_block_stmt_iterator): Remove.
6269 Update all users to use block_stmt_iterator.
6270 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6271 Update all users to use tree_stmt_iterator.
6273 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6275 * config/mips/mips.c (mips_set_current_function): Temporarily
6276 make this a no-op to fix bootstrap errors, pending rewrite.
6278 2007-09-07 Jan Hubicka <jh@suse.cz>
6280 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6283 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6285 PR tree-optimization/33299
6286 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6287 uses for all relevant loop-exit phis, not just the first.
6289 2007-09-07 Richard Guenther <rguenther@suse.de>
6292 * tree-ssa-operands.c (access_can_touch_variable): An access
6293 of the form (*p)[0] can touch a variable of same size.
6295 2007-09-07 Jan Hubicka <jh@suse.cz>
6297 * passes.c (init_optimization_passes): Add simple dce and addressable
6299 * tree-ssa.c (execute_update_addresses_taken): New function.
6300 (pass_update_address_taken): New.
6301 * tree-ssa-dse.c (execute_simple_dse): New function.
6302 (pass_simple_dse): New.
6303 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6305 2007-09-07 Tobias Burnus <burnus@net-b.de>
6308 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6310 2007-09-07 Richard Guenther <rguenther@suse.de>
6313 2007-09-06 Richard Guenther <rguenther@suse.de>
6315 PR tree-optimization/32586
6316 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6317 folding if nothing changed.
6318 (simplify_unary_expression): New function. Do tree combining
6319 on conversion like codes.
6320 (try_to_simplify): Call it.
6322 2007-09-07 Richard Guenther <rguenther@suse.de>
6323 Uros Bizjak <ubizjak@gmail.com>
6325 PR tree-optimization/32821
6326 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6327 NULL in the call to set_bb_stmt_list.
6329 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6331 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6332 float calls here, rather than leaving some to the caller.
6333 Use call_internal_direct and call_value_internal_direct.
6334 * config/mips/mips.md (call_internal_direct): New pattern.
6335 (call_value_internal_direct): Likewise.
6337 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6339 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6340 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6342 (override_options): Set mips_base_move_loop_invariants.
6344 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6346 * config/mips/mips.opt (mcode-readable=): Move to keep list
6349 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6351 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6352 and -mgpopt options. Adjust the -G documentation to match.
6353 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6354 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6355 function, split out from mips_classify_symbol. Return false for
6356 !TARGET_LOCAL_SDATA.
6357 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6358 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6359 (override_options): Check whether the -mgpopt setting is consistent
6360 with the other flags.
6361 (symbolic_expression_p): Delete.
6362 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6363 and default_elf_select_rtx_section.
6364 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6365 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6366 external data and TARGET_EXTERN_SDATA.
6368 2007-09-07 Tobias Burnus <burnus@net-b.de>
6371 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6373 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6375 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6376 FOR_BB_INSNS_SAFE instead of for loop.
6377 * cse.c (cse_extended_basic_block): Likewise.
6378 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6379 that the for loop does not invoke NEXT_INSN on a deleted insn.
6380 * function.c (instantiate_virtual_regs): Likewise.
6381 * lower-subreg.c (remove_retval_note): Likewise.
6382 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6384 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6386 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6387 insn, if it's a jump.
6388 (try_redirect_by_replacing_jump): New variable jump_p. Call
6389 tablejump_p before delete_insn_chain.
6390 * reload1.c (reload): New variable next. Make sure that the for
6391 loop does not invoke NEXT_INSN on a deleted insn.
6392 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6393 (delete_output_reload): New variable prev. Make sure the the for
6394 loops do not invoke PREV_INSN on a deleted insn.
6396 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6398 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6399 * cgraph.h (rebuild_cgraph_edges): Declare.
6400 * tree-pass.h (pass_expand_omp_ssa): New.
6401 * omp-low.c (find_omp_clause): Export.
6402 (copy_var_decl): Split from omp_copy_decl_2.
6403 (build_omp_barrier): Return the call to emit instead of emitting
6405 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6407 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6408 expand_omp_for_generic, expand_omp_for_static_nochunk,
6409 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6410 Adapted to work on SSA form.
6411 (execute_expand_omp): Do not invalidate dominance information.
6412 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6413 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6414 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6416 (force_gimple_operand): Allow gimplifying code expressions without
6418 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6419 * common.opt (fopenmp-ssa): New.
6420 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6421 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6422 * tree-cfg.c: Include tree-inline.h.
6423 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6424 (replace_by_duplicate_decl, replace_ssa_name,
6425 mark_virtual_ops_in_region): New functions.
6426 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6427 to work on SSA form.
6428 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6429 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6432 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6434 * tree-loop-linear.c: Include obstack.h.
6435 (linear_transform_loops): New obstack lambda_obstack.
6436 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6437 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6438 and free afterwards.
6439 * lambda.h (struct obstack): New forward declaration.
6440 (lambda_linear_expression_new): New parameter of type struct
6442 (lambda_loopnest_new): Likewise.
6443 (lambda_loopnest_transform): Likewise.
6444 (lambda_body_vector_new): Likewise.
6445 (lambda_body_vector_compute_new): Likewise.
6446 (gcc_loopnest_to_lambda_loopnest): Likewise.
6447 (lambda_loopnest_to_gcc_loopnest): Likewise.
6448 * lambda-code.c: Include obstack.h.
6449 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6451 (lambda_body_vector_new): Likewise.
6452 (lambda_linear_expression_new): Likewise.
6453 (lambda_lattice_new): Likewise.
6454 (lambda_loopnest_new): Likewise. Additionally use obstack to
6455 allocate LN_LOOPS(ret).
6456 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6457 it to lambda_lattice_new.
6458 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6459 Pass it to lambda_body_vector_new.
6460 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6461 it to lambda_lattice_new.
6462 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6463 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6464 (lambda_compute_target_space): Likewise.
6465 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6466 Pass it to lambda_lattice_compute_base and
6467 compute_nest_using_fourieer_motzkin.
6468 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6469 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6470 and lambda_lattice_compute_target_space.
6471 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6472 Pass it to lambda_linear_expression_new.
6473 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6474 to gcc_tree_to_linear_expression.
6475 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6476 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6477 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6478 Pass it to lambda_body_vector_new and
6479 lambda_body_vector_compute_new.
6480 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6481 (lambda-code.o): Likewise.
6483 2007-09-06 Chao-ying Fu <fu@mips.com>
6485 * ginclude/stdfix.h: New file.
6486 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6487 (convert.o): Add dependence on fixed-value.h.
6488 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6489 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6490 to define fixed-point constants.
6491 (c_cpp_builtins): Define fixed-point constants.
6492 * convert.c (fixed-value.h): New include.
6493 (convert_to_real): Update comment to include fixed-point.
6494 Support FIXED_POINT_TYPE.
6495 (convert_to_integer): Update comment to include fixed-point.
6496 Support FIXED_POINT_TYPE.
6497 (convert_to_complex): Support FIXED_POINT_TYPE.
6498 (convert_to_fixed): New function.
6499 * convert.h (convert_to_fixed): Declare.
6500 * genopinit.c: Add comment about $Q for only fixed-point modes.
6501 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6502 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6503 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6504 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6505 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6506 usneg_optab for fixed-point modes.
6507 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6509 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6510 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6511 unsigned saturation optabs, when type is saturating.
6512 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6513 (expand_fixed_convert): New function.
6514 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6515 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6516 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6517 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6518 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6519 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6521 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6522 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6523 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6524 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6525 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6527 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6528 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6529 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6530 fractuns, satfractuns.
6531 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6532 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6533 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6534 OTI_ssmsub_widen, OTI_usmsub_widen.
6535 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6536 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6537 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6538 umsub_widen_optab, usmsub_widen_optab): Define.
6539 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6541 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6543 (expand_fixed_convert): Declare.
6544 * expr.c (convert_move): Support the move of fixed-point modes.
6545 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6546 (categorize_ctor_elements_1): Handle FIXED_CST.
6547 (count_type_elements): Handle FIXED_POINT_TYPE.
6548 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6549 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6551 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6552 multiply and add/subtract for fixed-point types.
6553 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6554 mode, we jump to binop directly.
6555 Support FIXED_CONVERT_EXPR.
6556 (do_store_flag): Check FIXED_CST to put a constant second.
6557 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6558 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6559 (const_vector_from_tree): Support FIXED_CST.
6560 * doc/extend.texi (Fixed-Point): New node.
6561 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6562 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6563 satfract, fractuns, satfractuns): Document them.
6565 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6567 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6568 addresses into I registers.
6570 2007-09-06 Jan Hubicka <jh@suse.cz>
6571 Andreas Tobler <a.tobler@schweiz.org>
6573 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6575 (machopic_legitimize_pic_address): Likewise.
6577 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6578 Jan Hubicka <jh@suse.cz>
6580 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6581 instead of ufloat_optab->handlers directly.
6582 (floatdidf2): Likewise.
6584 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6586 * config/mips/mips.c: Include diagnostic.h.
6587 (mips_set_current_function): Check errorcount and sorrycount
6588 before generating RTL.
6590 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6593 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6594 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6595 (print_operand_reloc): Likewise.
6597 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6601 2007-09-06 Jan Hubicka <jh@suse.cz>
6603 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6606 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6608 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6609 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6611 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6613 * optabs.c (expand_float): Convert unsigned integer as signed only
6614 if it provides sufficient accuracy; add mode argument to real_2expN.
6615 (expand_fix): Fix comment typos; extend binary float into mode
6616 wider than destination for converion to unsigned integer; add mode
6617 argument to real_2expN.
6618 * real.c (real_2expN): Add mode argument to special-case decimal
6620 * real.h (real_2expN): Ditto.
6621 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6623 (fixed_from_string): Ditto.
6624 (fixed_to_decimal): Ditto.
6625 (fixed_convert_from_real): Ditto.
6626 (real_convert_from_fixed): Ditto.
6627 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6628 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6629 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6630 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6632 2007-09-06 Tom Tromey <tromey@redhat.com>
6634 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6635 * c-pch.c (c_common_read_pch): Restore current location after
6637 * tree.c (expand_location): Update.
6638 (expr_filename): Changed return type. Unified the two cases.
6639 (expr_lineno): Likewise.
6640 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6642 * toplev.c (line_table): Changed type.
6643 (general_init): Update.
6644 (realloc_for_line_map): New function.
6645 (general_init): Allocate line_table using GC.
6646 * fix-header.c (line_table): Changed type.
6647 (read_scan_file): Update.
6648 (read_scan_file): Update.
6649 * c-ppoutput.c (maybe_print_line): Update.
6650 (print_line): Update.
6651 (cb_line_change): Update.
6652 (cb_define): Update.
6653 (pp_file_change): Update.
6654 * c-opts.c (c_common_init_options): Update.
6655 (finish_options): Update.
6656 (push_command_line_include): Update.
6657 * c-lex.c (cb_line_change): Update.
6658 (cb_def_pragma): Update.
6659 (cb_define): Update.
6661 (c_lex_with_flags): Use cpp_get_token_with_location.
6662 * input.h (line_table): Changed type.
6663 (location_from_locus): New macro.
6664 * tree.h (EXPR_FILENAME): No longer an lvalue.
6665 (EXPR_LINENO): Likewise.
6666 (expr_locus, set_expr_locus): Declare separately for
6667 USE_MAPPED_LOCATION.
6668 (expr_filename, expr_lineno): Changed return type.
6669 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6670 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6671 (expand_gimple_basic_block): Likewise.
6672 * final.c (final_scan_insn): Use expanded_location.
6674 2007-09-06 Richard Guenther <rguenther@suse.de>
6676 PR tree-optimization/32586
6677 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6678 folding if nothing changed.
6679 (simplify_unary_expression): New function. Do tree combining
6680 on conversion like codes.
6681 (try_to_simplify): Call it.
6682 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6683 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6685 2007-09-06 Jan Hubicka <jh@suse.cz>
6688 * cse.c (fold_rtx): Avoid invalid sharing.
6690 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6692 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6693 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6695 2007-09-06 Revital Eres <eres@il.ibm.com>
6697 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6698 Fix offsettable memory reference for 750CL.
6700 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6702 * reload.c (find_reloads_address_1): Try to preserve original
6703 base/index regclass of operands.
6704 * regrename.c (scan_rtx_address): Likewise.
6705 (replace_oldest_value_addr): Likewise.
6707 2007-09-06 Richard Guenther <rguenther@suse.de>
6709 PR tree-optimization/33302
6710 * domwalk.c (walk_dominator_tree): The exit block is
6711 interesting even if it is not reachable.
6713 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6716 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6718 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6720 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6723 2007-09-05 Ian Lance Taylor <iant@google.com>
6725 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6727 (dump_generic_node): Likewise.
6728 * print-rtl.c (print_decl_name): Likewise.
6729 * print-tree.c (print_node_brief): Likewise.
6730 (print_node): Likewise.
6731 * Makefile.in (RTL_BASE_H): Add alias.h.
6734 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6736 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6738 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6739 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6741 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6743 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6744 (tm_defines): Define UCLIBC_DEFAULT to 1.
6745 (extra_options): Add linux.opt.
6746 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6747 (CRT_CALL_STATIC_FUNCTION): Likewise.
6748 (NO_IMPLICIT_EXTERN_C): Likewise.
6749 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6750 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6751 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6752 (ENDFILE_SPEC): Don't define.
6753 (LIB_SPEC): Likewise.
6754 (CRT_CALL_STATIC_FUNCTION): Likewise.
6755 (NO_IMPLICIT_EXTERN_C): Likewise.
6756 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6757 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6759 2007-09-06 Jan Hubicka <jh@suse.cz>
6761 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6764 2007-09-06 Jan Hubicka <jh@suse.cz>
6766 * opts.c (common_handle_option): Enable inlining functions for
6769 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6771 * builtin-attrs.def (ATTR_NONNULL_3): New.
6772 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6773 ATTR_NOTHROW_NONNULL_##FA.
6774 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6775 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6776 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6777 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6778 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6779 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6780 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6782 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6783 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6784 ATTR_FORMAT_NOTHROW_3_4): Remove.
6785 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6786 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6787 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6788 instead of ATTR_FORMAT_*_*.
6790 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6792 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6793 parts re-used for REG_FRAME_RELATED_EXPR.
6795 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6797 * optabs.c (expand_float): Convert unsigned integer as signed only
6798 if it provides sufficient accuracy; add mode argument to real_2expN.
6799 (expand_fix): Fix comment typos; extend binary float into mode
6800 wider than destination for converion to unsigned integer; add mode
6801 argument to real_2expN.
6802 * real.c (real_2expN): Add mode argument to special-case decimal
6804 * real.h (real_2expN): Ditto.
6805 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6807 (fixed_from_string): Ditto.
6808 (fixed_to_decimal): Ditto.
6809 (fixed_convert_from_real): Ditto.
6810 (real_convert_from_fixed): Ditto.
6811 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6812 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6813 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6814 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6816 2007-09-05 Ian Lance Taylor <iant@google.com>
6818 * init-regs.c (initialize_uninitialized_regs): Call
6819 emit_insn_before rather than add_insn_before.
6821 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6823 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6824 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6825 * tree-inline.h (copy_body_data): Add call_expr field.
6826 * tree-inline.c (expand_call_inline): Initialize call_expr.
6827 (copy_bb): Append anonymous inline fn arguments to arguments
6828 when inlining a CALL_EXPR_VA_ARG_PACK call.
6829 * builtins.c (expand_builtin): Issue an error if
6830 BUILT_IN_VA_ARG_PACK is seen during expand.
6831 (fold_call_expr, fold_builtin_call_array): Don't fold
6832 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6833 __builtin_va_arg_pack () call as last argument.
6834 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6835 function is __builtin_va_arg_pack (), decrease number of call
6836 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6837 * expr.c (expand_expr_real_1): Issue an error if
6838 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6839 * tree-pretty-print.c (dump_generic_node): Handle printing
6840 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6841 * doc/extend.texi (__builtin_va_arg_pack): Document.
6843 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6845 PR tree-optimization/21513
6846 * builtins.c (build_builtin_expect_predicate): New function.
6847 (fold_builtin_expect): Add argument for expected value.
6848 Distribute __builtin_expect over short-circuiting operations.
6849 Fold nested builtin_expects.
6850 (fold_builtin_2): Adjust call to fold_builtin_expect.
6852 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6855 PR tree-optimization/13756
6856 * doc/invoke.texi (Options That Control Optimization): Document
6859 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6861 * config/i386/cpuid.h: New file.
6862 * config/i386/driver-i386.c: Include cpuid.h.
6863 (describe_cache): Shrink size and line strings to 100 bytes.
6864 (detect_caches_amd): Return "" for unsupported max_ext_level.
6865 Use __cpuid function.
6866 (detect_caches_intel): Return "" for unsupported max_level.
6867 Use __cpuid function.
6868 (host_detect_local_cpu): Change feature flag variables to
6869 unsigned int. Initialize only extended feature flag variables.
6870 Use __get_cpuid_max to determine max supported cpuid level.
6871 Use __cpuid function to determine supported features. Fix
6872 calculation of family id. Remove is_amd and check signature
6873 directly. Check for Geode signature. Handle family 4 id.
6874 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6875 cpu discovery code to lower part of the function.
6876 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6877 for sub-architecture.
6878 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6879 [PROCESSOR_K8]: Add k8-sse3 architecture.
6880 [PROCESSOR_NOCONA]: Remove.
6881 [PROCESSOR_GENERIC64]: Ditto.
6882 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6883 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6884 to check for SSE and FXSAVE support.
6885 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6886 Add -minline-all-stringops.
6887 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6888 (x86_64-*-*): Ditto.
6890 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6892 * config/bfin/linux-unwind.h: New file.
6893 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6894 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6896 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6898 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6899 * stmt.c: Include alloc-pool.h.
6900 (struct case_node): Remove GTY marker.
6901 (add_case_node): New parameter case_node_pool. Use it for
6903 (expand_case): New allocation pool case_node_pool. Initialize it,
6904 pass to add_case_node and free it.
6906 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6907 David Ung <davidu@mips.com>
6908 Nigel Stephens <nigel@mips.com>
6910 Add mips16/nomips16 function attributes and -mflip-mips16 option
6911 for testing mixed-mode compilation.
6913 * config/mips/mips.opt (mflip-mips16): New.
6915 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6916 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6918 * config/mips/mips.c (mips_base_target_flags): New.
6919 (mips_base_mips16): New.
6920 (mips_base_schedule_insns): New.
6921 (mips_base_reorder_blocks_and_partition): New.
6922 (mips_base_align_loops): New.
6923 (mips_base_align_jumps): New.
6924 (mips_base_align_functions): New.
6925 (mips16_flipper): New.
6926 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6927 (TARGET_SET_CURRENT_FUNCTION): Define.
6928 (mips_mips16_type_p, mips_nomips16_type_p): New.
6929 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6930 (mips_function_ok_for_sibcall): Make it deal with functions with
6932 (mips_init_split_addresses): New, split out from override_options.
6933 (mips_init_relocs): New, split out from override_options.
6934 (was_mips16_p): New.
6935 (mips_set_mips16_mode): New, split out from override_options.
6936 (mips_set_current_function): New.
6937 (override_options): Add sorry for unsupported mips16/pic
6938 combination. Remove error for mips16/dsp combination. Save
6939 base option settings.
6940 (mips_file_start): Move mips16 mode setting output from here....
6941 (mips_output_function_prologue): ....to here.
6942 (mips_output_mi_thunk): Check for mips16 function.
6943 (build_mips16_function_stub): Don't set .mips16 here.
6944 (build_mips16_call_stub): Likewise.
6945 (mips_expand_builtin): Error in mips16 mode.
6946 (mips_use_mips16_mode_p): New.
6947 (mips_encode_section_info): Check for mips16 function, and set
6948 SYMBOL_REF_FLAGS accordingly.
6950 * doc/extend.texi (Function Attributes): Document new
6951 mips16/nomips16 attributes.
6952 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6953 (MIPS Options): Document -mflip-mips16.
6955 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6957 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6958 if we encounter TLS address in MIPS16 mode.
6959 (mips_legitimize_const_move): Check cannot_force_const_mem for
6960 the (const (plus symbol offset)) case; this forces invalid TLS
6961 address in MIPS16 mode to be caught by the above call to sorry.
6962 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6963 because that now enables emutls, which is not ABI compatible
6964 with native TLS in non-MIPS16 mode.
6966 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6968 Add target hook invoked when cfun changes.
6970 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6971 * target.h (struct gcc_target): Add set_current_function.
6972 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6973 (TARGET_INITIALIZER): Add initializer for set_current_function.
6974 * tree.h (push_struct_function): New.
6975 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6977 (set_cfun): Declare.
6978 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6980 (push_function_context_to): Use allocate_struct_function
6981 to create null context, not init_dummy_function_start. Use set_cfun.
6982 (pop_function_context_from): Use set_cfun.
6983 (in_dummy_function): New.
6984 (invoke_set_current_function_hook): New.
6986 (push_cfun, pop_cfun): Use set_cfun.
6987 (push_struct_function): New.
6988 (allocate_struct_function): Call invoke_set_current_function_hook
6990 (prepare_function_start): Don't set cfun here. Remove unused
6991 argument; fix all callers.
6992 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6993 push_struct_function.
6994 (init_function_start): Set cfun here.
6995 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6996 * omp-low.c (create_omp_child_function): Use push_struct_function
6997 and pop_cfun to save/restore state.
6998 (expand_omp_parallel): Remove unused saved_cfun variable.
6999 * cgraphunit.c (ipa_passes): Use set_cfun.
7000 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7001 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7002 * matrix-reorg.c (transform_allocation_sites): Likewise.
7003 (matrix_reorg): Use set_cfun.
7004 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7005 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7006 assignment to cfun; use set_cfun for the other.
7007 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7008 (dump_function_to_file): Use push_cfun/pop_cfun here.
7009 * c-decl.c (finish_function): Use set_cfun.
7011 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7013 * regrename.c (rerename_optimize): Use deferred rescanning and
7014 insert explicit calls to rescan insns when changed.
7016 2007-09-05 Jan Hubicka <jh@suse.cz>
7018 * optabs.c (libfunc_entry): Change optab to integer.
7019 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7020 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7021 of pointers for hashing.
7023 2007-09-05 Jan Hubicka <jh@suse.cz>
7025 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7027 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7028 * see.c (pass_see): Likewise.
7029 * tracer.c (pass_tracer): Likewise.
7030 * postreload-gcse.c (pass_gcse2): Likewise.
7031 * postreload.c (pass_postreload_cse): Likewise.
7032 * mode-switching.c (pass_mode_switching): Likewise.
7033 * modulo-sched.c (pass_sms): Likewise.
7034 * cse.c (cse_insn): Likewise.
7035 * web.c (pass_web): Likweise.
7036 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7037 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7038 * loop-init.c (pass_rtl_loop_init): Likewise.
7039 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7040 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7041 * global.c (pass_global_alloc): Likewise.
7042 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7043 pass_if_after_reload): Likewise.
7044 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7045 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7046 * regmove.c (pass_regmove): Likewise.
7047 * function.c (pass_thread_prologugues_epilogues): Likewise.
7048 * gcse.c (pass_gcse): Likewise.
7049 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7050 * lower-subreg.c (pass_lower_subreg2): Likewise.
7051 * bt-load.c (pass_branch_target_load): Likewise.
7052 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7053 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7054 * combine.c (pass_combine): Likewise.
7055 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7056 (pass_partition_blocks): Likewise.
7057 * var-tracking.c (pass_variable_track): Likewise.
7058 * reg-stack.c (pass_stack_regs_run): Likewise.
7059 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7060 * passes.c (pass_postreload): Likewise.
7061 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7062 * tree-pass.h (TODO_verify_rtl_sharing): New.
7063 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7064 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7065 TODO_set_props, TODO_df_finish, TODO_df_verify,
7066 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7068 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7070 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7071 fold_real_zero_addition_p, reorder_operands_p,
7072 div_if_zero_remainder, fold_undefer_overflow_warnings,
7073 int_binop_types_match_p, fold_convert_const_int_from_int,
7074 fold_convert_const_int_from_real,
7075 fold_convert_const_int_from_fixed,
7076 fold_convert_const_real_from_real,
7077 fold_convert_const_real_from_fixed,
7078 fold_convert_const_fixed_from_fixed,
7079 fold_convert_const_fixed_from_int,
7080 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7081 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7082 debug_fold_checksum, multiple_of_p): Constify.
7083 * tree-flow-inline.h (get_lineno): Likewise.
7084 * tree-flow.h (get_lineno): Likewise.
7085 * tree-object-size.c (compute_object_offset, addr_object_size,
7086 alloc_object_size, pass_through_call): Likewise.
7087 * tree-pretty-print.c (op_symbol, print_call_name,
7088 print_struct_decl, do_niy): Likewise.
7089 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7090 debug_fold_checksum): Likewise.
7092 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7095 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7096 note, remove the associated REG_RETVAL note.
7098 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7100 * config.gcc (powerpc*-*-*): Install
7101 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7102 * config/rs6000/spu2vmx.h: New header.
7103 * config/rs6000/si2vmx.h: New header.
7104 * config/rs6000/vec_types.h: New header.
7106 2007-09-05 Ben Elliston <bje@au.ibm.com>
7108 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7110 2007-09-05 Ben Elliston <bje@au.ibm.com>
7112 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7114 (__stdcx): Make asm volatile.
7115 (__stwcx, __stdcx): Return only 0 or 1.
7117 2007-09-05 Jan Hubicka <jh@suse.cz>
7121 2007-09-04 Jan Hubicka <jh@suse.cz>
7122 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7124 2007-09-04 Richard Guenther <rguenther@suse.de>
7125 * tree-ssa-operands.c (add_virtual_operand): Only mark
7126 stores as has_volatile_ops if alias information is not available.
7128 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7130 * config/rs6000/tramp.asm: Include config.h.
7131 Check __PIC__ or __pic__ macro instead of SHARED.
7133 PR rtl-optimization/32300
7134 * see.c (see_copy_insn): New function.
7135 (see_def_extension_not_merged, see_merge_one_use_extension,
7136 see_merge_one_def_extension): Use it. Avoid changing
7137 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7138 into sequences. Call df_insn_delete on temporary insns
7139 that won't be emitted into the insn stream.
7140 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7141 and run df_process_deferred_rescans () before run_fast_dce.
7143 PR tree-optimization/33017
7144 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7145 recurse for pure or const function calls.
7147 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7149 * c-format.c: Include alloc-pool.h.
7150 (check_format_info_main): New argument fwt_alloc. Use allocation
7151 pool instead of GC. Remove GC deallocation code.
7152 (check_format_arg): Create allocation pool, pass it to
7153 check_format_info_main and free it afterwards.
7154 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7156 2007-09-05 Ben Elliston <bje@au.ibm.com>
7158 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7159 Rename count macro arugment for clarity.
7160 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7161 (__protected_stream_set): Likewise, pass 0.
7163 2007-09-04 Jan Hubicka <jh@suse.cz>
7165 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7167 2007-09-04 Jan Hubicka <jh@suse.cz>
7169 * invoke.texi (-finline-small-functions): Document.
7170 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7171 when deciding what is inlinable.
7172 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7173 (cgraph_decide_inlining_of_small_function): Handle new flags.
7174 (cgraph_decide_inlining_incrementally): Likewise.
7175 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7176 * common.opt (finline-small-functions): New.
7177 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7179 2007-09-04 Richard Guenther <rguenther@suse.de>
7181 * tree-ssa-operands.c (add_virtual_operand): Only mark
7182 stores as has_volatile_ops if alias information is not available.
7184 2007-09-04 Andrew Haley <aph@redhat.com>
7186 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7188 2007-09-04 Andrew Haley <aph@redhat.com>
7190 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7191 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7192 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7194 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7197 * common.opt: Mention ABI version 2 in comment.
7199 2007-09-04 Jan Hubicka <jh@suse.cz>
7201 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7202 (libfunc_entry): New structure.
7203 (libfunc_hash): New hashtable.
7204 (hash_libfunc): New function.
7205 (eq_libfunc): New function.
7206 (convert_optab_libfunc): New function.
7207 (optab_libfunc): New function.
7208 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7209 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7210 expand_float, expand_fix, new_optab, new_convert_optab):
7211 Update for new libfunc API.
7212 (init_libfunc, init_integral_libfuncs,
7213 init_floating_libfuncs, init_interclass_conv_libfuncs
7214 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7215 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7216 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7217 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7218 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7219 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7220 gen_extend_conv_libfunc): New.
7221 (init_one_libfunc): Revamp for hashtables.
7222 (set_conv_libfunc): Likewise.
7223 (init_optabs): Initialize hashtable; use lazy initialization where
7225 * optabs.h (optab_handlers): Move out of GGC.
7226 (optab, convert_optab): Move out of GGC; add lazy gen info.
7227 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7228 (optab_libfunc, convert_optab_libfunc): New.
7229 * builtins.c (expand_builtin_powi): Update for new API.
7230 * expr.c (convert_move): Likewise.
7231 * expmed.c (expand_divmod): Likewise.
7233 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7235 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7236 GOT pointer only if there is a constant pool. Use the allocated space
7239 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7241 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7244 2007-09-04 Revital Eres <eres@il.ibm.com>
7245 Richard Guenther <rguenther@suse.de>
7246 R. Clint Whaley <whaley@cs.utsa.edu>
7248 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7250 * tree-tailcall.c (process_assignment): Use -fassociative-math
7251 when reodering operands of floating-point type.
7252 * fold-const.c (fold_comparison, fold_binary): Use
7253 -fassociative-math and -freciprocal-math instead of
7254 -funsafe-math-optimization flag.
7255 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7256 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7257 -freciprocal-math instead of -funsafe-math-optimizations.
7258 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7259 -fassociative-math when -ffast-math is set.
7260 (set_unsafe_math_optimizations_flags): New Function
7261 to set -freciprocal-math and -fassociative-math when
7262 -funsafe-math-optimizations is set.
7263 (common_handle_option): Call it.
7264 * tree-vectorizer.c (vect_is_simple_reduction): Use
7265 -fassociative-math when doing reduction on floats.
7266 * loop-unroll.c (analyze_insn_to_expand_var): Use
7267 -fassociative-math when expanding an accumulator of type float.
7268 * simplify-rtx.c (simplify_binary_operation_1): Use
7269 -fassociative-math and -freciprocal-math when reordeing operands
7270 of floating-point type.
7271 * combine.c (combine_simplify_rtx): Likewise.
7272 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7274 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7276 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7279 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7281 2007-09-04 Jan Hubicka <jh@suse.cz>
7283 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7285 2007-09-04 Jan Hubicka <jh@suse.cz>
7287 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7288 and corresponding MATCH_DUP.
7290 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7293 * combine.c (subst): Do not try to simplify X if it represents load
7294 of FP constant from the constant pool via float extension.
7296 2007-09-04 Ben Elliston <bje@au.ibm.com>
7298 * c-opts.c: Include "tm_p.h".
7299 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7301 2007-09-04 Richard Guenther <rguenther@suse.de>
7303 PR tree-optimization/33291
7304 * tree-pretty-print.c (dump_generic_node): Dump all
7305 qualifiers for pointer types, not only first. Dump
7306 qualifiers for aggregate types as well.
7307 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7308 use the canonical type for building ARRAY_REFs.
7309 * gimplify.c (canonicalize_addr_expr): Clean up. The
7310 correct validness check is compatibility of the pointer
7311 types. Always use the canonical type for building
7312 ARRAY_REFs and ADDR_EXPRs.
7313 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7314 change that disabled propagation of ADDR_EXPRs into statements
7317 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7319 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7320 (umulsi3_highpart): Make into expanders; existing insns are
7321 now named *[insn]_nov6. Add stars to existing [insn]_v6
7322 counterparts' names.
7324 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7326 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7327 (unprotoize.o): Remove SHLIB_MULTILIB.
7329 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7331 * doc/extend.texi: Document progmem attribute for AVR.
7333 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7336 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7338 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7340 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7343 * optabs.c: Remove unnecessary forward declarations.
7344 (expand_unop_direct): New, broken out of expand_unop.
7345 (expand_doubleword_clz): New.
7346 (expand_ctz): Move above expand_ffs. Use
7347 start_sequence, end_sequence, add_equal_note, and
7348 expand_unop_direct. Add more commentary.
7349 (expand_ffs): Try both ctz optab and expand_ctz.
7350 Generate a test and branch if the hardware doesn't give us
7351 a useful value for input zero. Style improvements similar to
7354 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7356 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7358 * config.gcc: Delete stanza for arm-semi-aof and
7359 armel-semi-aof targets.
7360 * config/arm/arm-protos.h
7362 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7363 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7364 delete aof_pic_label and remove mention of AOF in comments.
7365 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7367 * config/arm/semiaof.h
7368 * config/arm/t-semi: Delete file.
7370 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7372 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7373 CONST_CAST_BB): New macros for type-specific casts.
7374 (CONST_CAST): Add a TYPE parameter and define it in terms of
7377 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7378 * c-lex.c (cb_ident, lex_string): Likewise,
7379 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7380 * config/i386/i386.c (ix86_function_regparm,
7381 ix86_function_sseregparm): Use CONST_CAST_TREE.
7382 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7384 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7385 give_switch, set_multilib_dir): Likewise,
7386 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7387 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7388 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7389 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7390 * prefix.c (update_path): Likewise,
7391 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7392 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7393 * tree-cfg.c (tree_can_merge_blocks_p,
7394 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7395 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7396 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7397 (attribute_list_contained): Use CONST_CAST_TREE.
7399 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7401 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7403 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7406 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7407 before forcing them into a register.
7409 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7411 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7412 rather than define_code_macro.
7414 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7416 * gcc.c (xputenv): New function.
7417 (putenv_from_prefixes): Use xputenv instead of putenv.
7418 (process_command): Use xputenv instead of putenv.
7419 (set_collect_gcc_options): Use xputenv instead of putenv.
7420 (main): Use xputenv instead of putenv.
7422 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7424 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7425 availability of swap instruction.
7426 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7428 2007-09-03 Revital Eres <eres@il.ibm.com>
7430 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7433 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7434 Ayal Zaks <zaks@il.ibm.com>
7435 Revital Eres <eres@il.ibm.com>
7437 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7438 compute_split_row): New functions.
7439 (ps_unschedule_node): Remove.
7440 (normalize_sched_times): Iterate over the already scheduled
7441 insns instead of the number of nodes.
7442 (MAX_SPLIT_NUM): New definition.
7443 (sms_schedule_by_order): Change the scheduling heuristic to
7444 avoid useless increases of initiation interval ii.
7445 (get_sched_window): Add dump printouts.
7447 2007-09-02 David Daney <ddaney@avtrex.com>
7449 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7450 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7451 (optab, insn): Add more attributes.
7452 (fetchop_bit): New code macro.
7453 (immediate_insn): New code macro attribute.
7454 (sync): Change condition to ISA_HAS_SYNC.
7455 (rdhwr): Change predicate for operand 0 to register_operand.
7456 (memory_barrier): New expand.
7457 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7458 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7459 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7460 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7461 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7462 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7463 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7464 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7465 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7467 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7468 Hans-Peter Nilsson <hp@axis.com>
7470 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7471 Defined to describe availability and behavior of CLZ.
7472 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7473 * config/cris/cris.opt: Tweak comment for "-metrax4".
7474 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7475 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7476 (count_leading_zeros): Define.
7478 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7480 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7482 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7486 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7489 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7491 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7492 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7493 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7494 sched-deps.c, sched-int.h, system.h, target.h,
7495 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7496 tree.def: Fix comment typos.
7498 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7500 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7501 (override_options): Turn on -mstrict-align on non-ColdFire
7503 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7505 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7507 * c-common.c (const_strip_array_types): Delete.
7508 * c-common.h (const_strip_array_types): Likewise.
7509 * emit-rtl.c (const_next_insn, const_previous_insn,
7510 const_next_nonnote_insn, const_prev_nonnote_insn,
7511 const_next_real_insn, const_prev_real_insn,
7512 const_next_active_insn, const_prev_active_insn, const_next_label,
7513 const_prev_label): Delete.
7514 * gimple-low.c (block_may_fallthru): Use expr_last.
7515 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7516 * rtl.h (const_previous_insn, const_next_insn,
7517 const_prev_nonnote_insn, const_next_nonnote_insn,
7518 const_prev_real_insn, const_next_real_insn,
7519 const_prev_active_insn, const_next_active_insn, const_prev_label,
7520 const_next_label): Delete.
7521 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7522 * system.h (CONST_CAST): Update comment.
7523 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7524 (const_first_stmt, const_last_stmt): Delete.
7525 (tree_block_ends_with_condjump_p): Use last_stmt.
7526 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7527 * tree-iterator.c (const_expr_first, const_expr_last,
7528 const_expr_only): Delete.
7529 * tree.c (const_lookup_attribute): Likewise.
7530 (attribute_list_contained): Use lookup_attribute.
7531 * tree.h (const_lookup_attribute, const_expr_first,
7532 const_expr_last, const_expr_only): Delete.
7534 2007-09-01 Richard Guenther <rguenther@suse.de>
7536 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7537 instead of TREE_THIS_VOLATILE.
7538 * tree-ssa-operands.c (add_virtual_operand): Do not set
7539 has_volatile_ops. Do not check s_ann for NULL.
7540 (get_indirect_ref_operands): Likewise.
7541 (get_expr_operands): Likewise. For all reference trees
7542 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7543 check base of reference for TREE_THIS_VOLATILE.
7545 2007-09-01 Richard Guenther <rguenther@suse.de>
7547 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7548 between integral types. Also allow conversions between
7551 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7553 * optabs.c (prepare_float_lib_cmp): Use
7554 libgcc_cmp_return_mode instead of word_mode.
7555 * config/dfp-bit.h: Likewise.
7556 * config/fp-bit.h: Likewise.
7557 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7559 (spu_libgcc_shift_count_mode): New function.
7560 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7561 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7563 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7565 * tree-pretty-print.c: Include output.h.
7566 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7567 HOST_WIDE_INT_PRINT_DEC.
7568 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7570 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7572 PR rtl-optimization/33224
7573 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7574 to the analysed region.
7576 2007-08-31 Richard Guenther <rguenther@suse.de>
7578 * function.c (allocate_struct_function): Do not set
7579 current_function_returns_pointer.
7580 * function.h (struct var_refs_queue): Remove.
7581 (struct simple_obstack_stack): Likewise.
7582 (struct function): Remove fixup_var_refs_queue member.
7583 Remove returns_pointer flag.
7584 (current_function_returns_pointer): Remove define.
7586 2007-08-31 Nick Clifton <nickc@redhat.com>
7588 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7589 secondary keys in order to obtain a stable sort.
7591 2007-08-31 Nick Clifton <nickc@redhat.com>
7594 * config/m32r/constraints.md: Add W constraint for integer zero.
7595 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7596 Fix length calculation by using alternatives.
7598 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7600 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7601 split out from expand_binop.
7602 (avoid_expensive_constant): New function.
7603 (expand_binop_directly): Remove commutative_op argument and
7604 (expand_binop_directly): Remove commutative_op argument and
7605 call cummutative_optab_p instead. Do not change op0 or op1
7606 when swapping xop0 and xop1. Apply avoid_expensive_constant
7607 to each argument after potential swapping. Enforce the
7608 canonical order of commutative operands.
7609 (expand_binop): Use shift_optab_p and commutative_optab_p.
7610 Update the calls to expand_binop_directly. Only force constants
7611 into registers when widening an operation. Only swap operands
7612 once a direct expansion has been rejected.
7613 (expand_twoval_binop): Only force constants into registers when
7614 using a direct expansion.
7616 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7618 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7619 (sched_analyze_insn): Don't postprocess speculative dependencies when
7620 target has no scheduling.
7621 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7622 'uninitialized' warning.
7624 2007-08-31 Richard Guenther <rguenther@suse.de>
7626 * tree.c (build_complex_type): Always set TYPE_NAME for
7629 2007-08-31 Olivier Hainque <hainque@adacore.com>
7631 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7632 internal macro. Default alignment factor for csect directives, chosen
7633 to match what BIGGEST_ALIGNMENT allows.
7634 (DATA_SECTION_ASM_OP): Use it.
7635 * config/rs6000/rs6000.c
7636 (rs6000_xcoff_output_readonly_section_asm_op):
7637 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7638 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7640 2007-08-31 Olivier Hainque <hainque@adacore.com>
7642 * dbxout.c (dbxout_block): Move declaration within the first
7643 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7644 block to include the definition, together with the associated
7647 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7648 Revital Eres <eres@il.ibm.com>
7650 * doc/invoke.texi (-mpaired): Document flag.
7651 * config.gcc: Include paired.h in powerpc extra_headers and
7652 750cl.h in powerpc-*-linux*paired*.
7653 * config/rs6000/rs6000.opt (-mpaired): New flag.
7654 * config/rs6000/rs6000.c (paired_init_builtins,
7655 paired_expand_builtin, paired_expand_lv_builtin,
7656 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7657 New functions to support the paired single builtin functions.
7658 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7659 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7661 (bdesc_paired_preds): New structure for paired predicate
7663 (rs6000_expand_builtin): Expand paired single builtins.
7664 (rs6000_init_builtins): Init paired single builtins.
7665 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7666 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7667 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7668 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7669 (rs6000_vector_mode_supported_p): Support paired vector mode.
7670 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7671 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7673 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7674 (DATA_ALIGNMENT): Likewise.
7675 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7676 (rs6000_builtins): Add PAIRED builtins.
7677 * config/rs6000/rs6000.md: Include paired.md.
7678 * config/rs6000/paired.h: New.
7679 * config/rs6000/paired.md: New.
7680 * config/rs6000/750cl.h: New.
7681 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7683 2007-08-30 Ollie Wild <aaw@google.com>
7685 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7686 * gcc.c (default_compilers): Add -fno-directives-only to
7687 @assembler-with-cpp.
7689 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7693 * regclass.c (initial_fixed_regs): Revert previous change and make
7695 (initial_call_used_regs): Likewise.
7696 (initial_call_really_used_regs): Delete, reverting previous addition.
7697 (initial_reg_names): Likewise.
7698 (init_reg_sets): Revert previous change.
7699 (saved_fixed_regs): New.
7700 (saved_call_used_regs): New.
7701 (saved_call_really_used_regs): New.
7702 (saved_reg_names): New.
7703 (save_register_info): New.
7704 (restore_register_info): New.
7705 (init_reg_sets_1): Replace reset of register info with call to
7706 restore_register_info.
7707 * rtl.h (save_register_info): Declare.
7708 * toplev.c (backend_init): Call save_register_info.
7710 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7712 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7713 from the original statement.
7715 2007-08-30 Chao-ying Fu <fu@mips.com>
7717 * c-lex.c (interpret_fixed): Declare.
7718 (interpret_float): Process _Fract and _Accum.
7719 (interpret_fixed): New function.
7720 * final.c (output_addr_const): Process CONST_FIXED.
7721 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7722 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7724 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7726 (simplify_immed_subreg): Support CONST_FIXED.
7727 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7728 (simplify_subreg): Support CONST_FIXED.
7730 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7732 * config/rs6000/ppu_intrinsics.h: New file.
7733 * config.gcc (powerpc*-*-* <extra_headers>): Install
7736 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7738 * cfg.c (dump_flow_info): Change to also print entry and exit
7740 * print-rtl.c (print_rtl_single): Allow to print rtl with
7743 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7745 * df-core.h (df_dump_region): New function.
7746 * df.h (df_dump_region): New function.
7747 * loop-invariant.c (find_defs): Add call to df_dump_region.
7748 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7751 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7754 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7755 true if any of the compare_section_name calls returned true,
7756 rather than if any returned false.
7758 2007-08-30 Richard Guenther <rguenther@suse.de>
7760 PR tree-optimization/33199
7761 * tree-ssa-structalias.c (handle_lhs_call): New function.
7762 (find_func_aliases): In non-IPA mode make sure that for
7763 calls that return a pointer we add a constraint for the
7764 result to point to anything.
7766 2007-08-30 Richard Guenther <rguenther@suse.de>
7768 * doc/invoke.texi (-mveclibabi): Document new target option.
7769 * config/i386/i386.opt (-mveclibabi): New target option.
7770 * config/i386/i386.c (ix86_veclib_handler): Handler for
7771 vectorization library support.
7772 (override_options): Handle the -mveclibabi option, initialize
7773 the vectorization library handler.
7774 (ix86_builtin_vectorized_function): As fallback call the
7775 vectorization library handler, if set.
7776 (ix86_veclibabi_acml): New static function for ACML ABI style
7777 vectorization support.
7779 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7781 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7782 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7783 SImode and update m. Don't run gen_lowpart_common on arbitrary
7784 memory address, force it to register first.
7787 * dce.c (dce_process_block): Don't delete setters of
7788 artificially used registers.
7790 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7792 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7793 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7794 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7796 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7798 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7800 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7801 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7803 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7805 * system.h: Activate -Wcast-qual as warning-only.
7807 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7810 * config/rs6000/rs6000.c (compare_section_name): New function.
7811 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7814 2007-08-29 Olivier Hainque <hainque@adacore.com>
7816 * xcoffout.c: #include debug.h.
7817 * Makefile.in (xcoffout.o): Add debug.h dependency.
7819 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7821 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7822 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7824 2007-08-29 Richard Guenther <rguenther@suse.de>
7826 * tree-pretty-print.c (dump_generic_node): Print
7827 label DECL_UID as D.%u.
7828 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7830 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7832 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7833 * builtins.def (BUILT_IN_REALLOC): New builtin.
7835 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7838 * tree.c (build_type_attribute_qual_variant): Set canonical types
7839 on the final, unqualified attribute variant before building the
7842 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7844 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7845 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7847 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7850 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7851 * config/bfin/bfin.md (composev2hi): Put operands into vector
7854 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7856 * config/bfin/bfin.md (composev2hi): Put operands into vector
7859 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7861 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7862 attribute when appropriate.
7863 (bfin_handle_l1_text_attribute): New.
7864 (bfin_handle_l1_data_attribute): New.
7865 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7866 l1_data_A and l1_data_B.
7867 * doc/extend.texi (node Function Attributes): Document l1_text
7869 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7870 l1_data_A and l1_data_B variable attributes.
7872 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7874 * config/bfin/bfin.opt (minline-plt): Add.
7875 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7876 call to global functions.
7877 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7878 (Blackfin Options): Document -minline-plt.
7880 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7882 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7883 given a non-function.
7884 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7886 2007-08-28 DJ Delorie <dj@redhat.com>
7888 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7890 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7892 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7894 2007-08-28 Richard Guenther <rguenther@suse.de>
7896 * tree.h (struct tree_function_decl): Increase size of
7897 function_code bitfield.
7899 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7900 Kazu Hirata <kazu@codesourcery.com>
7902 * config/m68k/linux.h
7903 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7904 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7905 (m68k_return_in_memory): New.
7906 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7909 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7912 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7913 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7914 operand) when top VEC_SELECT extracts scalar element.
7915 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7916 (*vec_extract_v4sf_mem): Ditto.
7918 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7921 * passes.c (init_optimization_passes): Move pass_df_finish
7922 after pass_postreload sublist.
7924 PR rtl-optimization/33148
7925 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7926 (neg (lt X 0)) if X has scalar int mode.
7929 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7930 initializer, use build_vector_from_ctor if possible to create
7931 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7932 even after this, return NULL.
7934 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7936 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7938 2007-08-28 Richard Guenther <rguenther@suse.de>
7940 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7941 (struct tree_function_decl): Make function_code a bitfield.
7942 Add disregard_inline_limits flag.
7943 * cgraphunit.c (cgraph_process_new_functions): Check
7944 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7945 (cgraph_preserve_function_body_p): Likewise.
7946 * ipa-inline.c (compute_inline_parameters): Likewise.
7947 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7948 for GNU C extern inline functions.
7949 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7950 * tree-inline.c (disregard_inline_limits_p): Remove.
7951 * tree-inline.h (disregard_inline_limits_p): Likewise.
7952 * c-common.c (handle_always_inline_attribute): Set
7953 DECL_DISREGARD_INLINE_LIMITS.
7954 * langhooks.c (add_builtin_function): Verify the function code
7955 fits in the bitfield.
7957 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7958 Vladimir Yanovsky <yanov@il.ibm.com>
7959 Revital Eres <eres@il.ibm.com>
7960 Andrey Belevantsev <abel@ispras.ru>
7962 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7964 * modulo-sched.c: Add documentation regarding do-loop.
7965 (doloop_register_get): Change number of arguments to support
7966 the new do-loop pattern and check whether COUNT_REG has no other
7967 occurences in the loop besides in the control part.
7968 (duplicate_insns_of_cycles): Do not duplicate the insn which
7969 changes count_reg as it is already adjusted.
7970 (generate_prolog_epilog): New argument to support the new
7971 do-loop pattern. Change the subtract instruction to use
7972 expand_simple_binop. Call duplicate_insns_of_cycles with new
7974 (sms_schedule): Call doloop_register_get and
7975 generate_prolog_epilog with new argument. Do not handle loops
7976 with single sets insns with subreg in their lhs.
7977 * loop-doloop.c (doloop_optimize): Support for another do-loop
7979 (doloop_condition_get): Gets an instruction instead of a pattern
7980 and change the return condition when the do-loop pattern is
7982 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7983 deps when considering to not create edges.
7985 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7987 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7990 2007-08-27 Jason Merrill <jason@redhat.com>
7993 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7994 zero-sized types after calling gimplify_modify_expr_rhs.
7996 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7998 * regclass.c (init_reg_autoinc): Fix typo.
8000 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8002 Fix PR tree-optimization/33173
8003 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8005 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8008 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8009 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8012 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8013 David Ung <davidu@mips.com>
8014 Nigel Stephens <nigel@mips.com>
8016 Separate target-specific initialization from general
8017 back-end initialization.
8019 * toplev.c (init_alignments): New, split out from...
8020 (process_options): ...here.
8021 (backend_init_target): New, split out from...
8022 (backend_init): ...here.
8023 (lang_dependent_init_target): New, split out from...
8024 (lang_dependent_init): ...here.
8025 (target_reinit): New.
8026 * toplev.h (target_reinit): Declare.
8027 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8028 now can be called more than once. Update comments.
8029 * expr.h (init_expr_target): Likewise.
8030 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8031 now can be called more than once. Explicitly zero
8032 static_reg_base_value.
8033 * emit-rtl.c (init_emit_regs): New, split out from...
8034 (init_emit_once): Here.
8035 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8036 non-const, so that changes from command-line arguments can overwrite
8037 values provided by the static initializers.
8038 (initial_call_really_used_regs): New, used similarly to the above.
8039 (initial_reg_names): Likewise.
8040 (last_mode_for_init_move_cost): Promoted function-local static to
8041 file-scope static to make it accessible outside init_move_cost.
8042 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8043 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8044 reg_names since it is needed for parsing command-line options.
8045 (init_move_cost): Use last_mode_for_init_move_cost instead of
8046 function-local static.
8047 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8048 call_really_used_regs now. Reinitialize reg_names. Also
8049 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8050 reg_class_superunion. Clear losing_caller_save_reg_set.
8051 Preserve global registers if called more than once. Reset
8052 move cost, may_move_in_cost, may_move_out_cost, and
8053 last_mode_for_init_move_cost.
8054 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8055 can now be invoked more than once. Update comments.
8056 (init_regs): Update comments.
8057 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8058 and initial_call_really_used_regs, instead of the non-initial
8059 variables. This allows us to save the command-line register settings
8060 after target reinitialization.
8061 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8062 * rtl.h (init_emit_regs): Declare.
8063 (init_reg_modes_target, init_alias_target): Renamed as described
8065 * reload1.c (init_reload): Update comments.
8066 * optabs.c (init_optabs): Likewise.
8067 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8069 2007-08-26 Chao-ying Fu <fu@mips.com>
8071 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8074 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8076 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8078 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8080 * bb-reorder.c (copy_bb_p): Likewise.
8081 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8082 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8083 block_ends_with_condjump_p): Likewise.
8084 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8085 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8086 block_ends_with_condjump_p): Likewise.
8087 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8088 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8089 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8090 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8091 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8092 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8093 debug_true_const_tree instad of debug_true_tree.
8094 * debug.c (do_nothing_debug_hooks): Likewise.
8095 * debug.h (ignore_block, debug_true_const_tree): Constify.
8096 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8097 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8098 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8099 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8100 dbx_reg_number, is_based_loc, field_type,
8101 simple_type_align_in_bits, simple_decl_align_in_bits,
8102 simple_type_size_in_bits, field_byte_offset, insert_float,
8103 type_tag, member_declared_type, is_redundant_typedef,
8104 secname_for_decl, is_inlined_entry_point): Likewise.
8105 * emit-rtl.c (const_next_insn, const_previous_insn,
8106 const_next_nonnote_insn, const_prev_nonnote_insn,
8107 const_next_real_insn, const_prev_real_insn,
8108 const_next_active_insn, const_prev_active_insn, const_next_label,
8109 const_prev_label): Likewise.
8110 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8112 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8113 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8114 sched_insn_is_legitimate_for_speculation_p): Likewise.
8115 * jump.c (reversed_comparison_code_parts,
8116 reversed_comparison_code, reversed_comparison, condjump_label):
8118 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8119 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8121 * rtl.h (const_previous_insn, const_next_insn,
8122 const_prev_nonnote_insn, const_next_nonnote_insn,
8123 const_prev_real_insn, const_next_real_insn,
8124 const_prev_active_insn, const_next_active_insn, const_prev_label,
8125 const_next_label, modified_between_p, modified_in_p,
8126 const_note_storeskeep_with_call_p, condjump_label,
8127 reversed_comparison, reversed_comparison_code,
8128 reversed_comparison_code_parts, memory_modified_in_insn_p,
8129 stack_regs_mentioned): Likewise.
8130 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8131 keep_with_call_p): Likewise.
8132 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8133 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8134 sd_lists_size, sd_lists_empty_p): Likewise.
8135 * sched-int.h (sched_insns_conditions_mutex_p,
8136 haifa_classify_insn, no_real_insns_p,
8137 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8138 sd_lists_size, sd_lists_empty_p): Likewise.
8139 * sdbout.c (sdb_debug_hooks): Likewise.
8140 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8141 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8142 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8144 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8145 tree_can_throw_internal): Likewise.
8146 * tree-flow-inline.h (phi_nodes): Likewise.
8147 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8148 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8149 * tree-gimple.c (const_get_call_expr_in): Likewise.
8150 * tree-gimple.h (const_get_call_expr_in): Likewise.
8151 * tree.c (const_lookup_attribute, attribute_list_equal,
8152 attribute_list_contained): Likewise.
8153 * tree.h (attribute_list_equal, attribute_list_contained,
8154 const_lookup_attribute): Likewise.
8155 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8157 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8159 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8160 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8162 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8165 * config/alpha/constraints.md: Delete "svn:mime-type" property
8166 with svn propdel "svn:mime-type".
8168 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8171 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8172 non NOTE insn doesn't cross basic block.
8173 (noce_try_abs): Likewise.
8174 (noce_process_if_block): Likewise.
8176 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8179 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8180 operand without auto-inc-dec.
8181 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8182 offsettable_mem_operand.
8183 (floatunssidf2_internal): Same.
8184 (fix_truncdfsi2_internal): Same.
8185 (floatsidf_ppc64): Same.
8186 (floatunssidf_ppc64): Same.
8187 (fix_trunctfsi2_internal): Same.
8189 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8192 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8193 pass defines needed for version.c.
8195 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8197 * configure.ac (--debug-prefix-map check): Change assembler
8198 version presumed to have feature to 2.18.
8199 * configure: Regenerate.
8201 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8203 * c-common.c (vector_types_convertible_p,
8204 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8205 self_promoting_args_p): Constify.
8206 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8207 c_promoting_integer_type_p, self_promoting_args_p,
8208 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8209 * c-decl.c (anon_aggr_type_p): Likewise.
8210 * * c-dump.c (dump_stmt): Likewise.
8211 * c-objc-common.c (has_c_linkage): Likewise.
8212 * c-tree.h (same_translation_unit_p): Likewise.
8213 * c-typeck.c (null_pointer_constant_p,
8214 tagged_types_tu_compatible_p, function_types_compatible_p,
8215 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8216 comptypes_internal, struct tagged_tu_seen_cache,
8217 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8218 c_size_in_bytes): Likewise.
8219 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8220 hash_ptr, eq_ptr): Likewise.
8221 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8222 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8223 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8224 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8226 * optabs.c (optab_for_tree_code): Likewise.
8227 * optabs.h (optab_for_tree_code): Likewise.
8228 * rtl.h (simplify_rtx): Likewise.
8229 * simplify-rtx.c (simplify_rtx): Likewise.
8230 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8231 dump_flag, dump_node): Likewise.
8232 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8233 queue_and_dump_type, dump_flag): Likewise.
8234 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8235 * tree-pass.h (dump_node): Likewise.
8236 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8237 supportable_narrowing_operation): Likewise.
8238 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8239 supportable_narrowing_operation): Likewise.
8240 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8241 is_negative_overflow_infinity, is_positive_overflow_infinity,
8242 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8243 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8244 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8245 ssa_name_nonzero_p, fp_predicate): Likewise.
8246 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8247 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8248 ssa_name_nonnegative_p): Likewise.
8250 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8252 * config.gcc : Add x86_64-elf target.
8254 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8256 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8258 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8259 Nigel Stephens <nigel@mips.com>
8263 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8264 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8265 * expr.c (SET_BY_PIECES_P): Define.
8266 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8267 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8268 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8270 * expr.h (SET_RATIO): Define.
8271 (can_store_by_pieces, store_by_pieces): Update prototypes.
8272 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8273 can_store_by_pieces/store_by_pieces.
8274 (expand_builtin_memcpy_args): Likewise.
8275 (expand_builtin_strncpy): Likewise.
8276 (expand_builtin_memset_args): Likewise. Also remove special case
8277 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8278 decide what to do instead.
8279 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8280 to can_store_by_pieces.
8282 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8283 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8285 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8286 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8287 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8288 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8289 (STORE_BY_PIECES_P): Define.
8291 2007-08-24 Tom Tromey <tromey@redhat.com>
8293 * varpool.c (varpool_last_needed_node): Fix comment typo.
8294 * c-decl.c (duplicate_decls): Fix comment typo.
8295 (clone_underlying_type): Update comment.
8297 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8299 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8300 alpha_in_small_data_p, alpha_split_complex_arg,
8301 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8303 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8304 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8306 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8307 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8308 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8309 * config/darwin.c (darwin_binds_local_p): Likewise.
8310 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8312 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8313 i386_pe_valid_dllimport_attribute_p): Likewise.
8314 * config/i386/i386.c (ix86_function_regparm,
8315 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8316 x86_can_output_mi_thunk, ix86_mangle_type,
8317 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8318 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8319 i386_pe_binds_local_p): Likewise.
8320 * config/ia64/ia64.c
8321 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8322 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8323 ia64_invalid_conversion, ia64_invalid_unary_op,
8324 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8326 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8327 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8328 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8329 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8330 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8331 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8332 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8333 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8334 * config/pa/pa.c (pa_commutative_p): Likewise.
8335 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8337 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8338 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8339 rs6000_use_blocks_for_constant_p,
8340 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8341 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8342 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8343 * config/s390/s390.c (s390_mangle_type,
8344 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8346 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8347 th_in_small_data_p): Likewise.
8348 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8349 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8351 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8352 sparc_mangle_type): Likewise.
8353 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8354 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8355 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8357 * hooks.c (hook_bool_mode_const_rtx_false,
8358 hook_bool_mode_const_rtx_true,
8359 hook_bool_const_tree_hwi_hwi_const_tree_false,
8360 hook_bool_const_tree_hwi_hwi_const_tree_true,
8361 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8362 hook_constcharptr_const_tree_null,
8363 hook_constcharptr_const_rtx_null,
8364 hook_constcharptr_const_tree_const_tree_null,
8365 hook_constcharptr_int_const_tree_null,
8366 hook_constcharptr_int_const_tree_const_tree_null): New.
8367 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8368 hook_bool_tree_hwi_hwi_tree_false,
8369 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8370 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8371 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8372 hook_constcharptr_int_tree_null,
8373 hook_constcharptr_int_tree_tree_null): Delete.
8374 (default_can_output_mi_thunk_no_vcall): Constify.
8375 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8376 hook_bool_tree_hwi_hwi_tree_false,
8377 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8378 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8379 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8380 hook_constcharptr_int_tree_null,
8381 hook_constcharptr_int_tree_tree_null): Delete.
8382 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8383 hook_bool_const_tree_hwi_hwi_const_tree_false,
8384 hook_bool_const_tree_hwi_hwi_const_tree_true,
8385 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8386 hook_constcharptr_const_tree_null,
8387 hook_constcharptr_const_rtx_null,
8388 hook_constcharptr_const_tree_const_tree_null,
8389 hook_constcharptr_int_const_tree_null,
8390 hook_constcharptr_int_const_tree_const_tree_null): New.
8391 (default_can_output_mi_thunk_no_vcall): Constify.
8392 * integrate.c (function_attribute_inlinable_p): Likewise.
8393 * integrate.h (function_attribute_inlinable_p): Likewise.
8394 * jump.c (rtx_renumbered_equal_p): Likewise.
8395 * output.h (decl_readonly_section, categorize_decl_for_section,
8396 default_use_anchors_for_symbol_p, default_binds_local_p,
8397 default_binds_local_p_1): Likewise.
8398 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8400 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8401 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8402 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8403 TARGET_COMP_TYPE_ATTRIBUTES,
8404 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8405 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8406 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8407 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8408 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8409 * target.h (can_output_mi_thunk, needs_block_p,
8410 first_cycle_multipass_dfa_lookahead_guard_spec,
8411 vector_alignment_reachable, comp_type_attributes,
8412 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8413 commutative_p, use_blocks_for_constant_p,
8414 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8415 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8416 invalid_within_doloop, valid_dllimport_attribute_p,
8417 split_complex_arg, invalid_arg_for_unprototyped_fn,
8418 invalid_conversion, invalid_unary_op, invalid_binary_op):
8420 * targhooks.c (default_invalid_within_doloop,
8421 hook_invalid_arg_for_unprototyped_fn,
8422 default_builtin_vector_alignment_reachable): Likewise.
8423 (hook_bool_rtx_commutative_p): Delete.
8424 (hook_bool_const_rtx_commutative_p): New.
8425 * targhooks.h (default_invalid_within_doloop,
8426 default_builtin_vector_alignment_reachable,
8427 hook_invalid_arg_for_unprototyped_fn): Constify.
8428 (hook_bool_rtx_commutative_p): Delete.
8429 (hook_bool_const_rtx_commutative_p): New.
8430 * varasm.c (bss_initializer_p, decl_default_tls_model,
8431 categorize_decl_for_section, decl_readonly_section,
8432 default_use_anchors_for_symbol_p, default_binds_local_p,
8433 default_binds_local_p_1): Constify.
8435 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8437 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8438 __NO_BUILTIN if -fno-builtin.
8440 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8442 * config/bfin/bfin.c (print_operand): Report error instead of
8443 ICE for wrong operand.
8445 2007-08-24 Michael Matz <matz@suse.de>
8447 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8449 2007-08-24 Richard Guenther <rguenther@suse.de>
8452 * tree-ssa.c (useless_type_conversion_p): Split into a
8453 recursive and a non-recursive part.
8454 (useless_type_conversion_p_1): New function.
8455 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8456 from maybe_fold_offset_to_reference is trivially convertible
8457 to the desired type before doing the simplification.
8459 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8461 * expr.c (store_expr): Optimize initialization of an array
8463 * expr.h (builtin_strncpy_read_str): New prototype.
8464 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8467 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8470 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8471 field when initializing if_info structure.
8473 2007-08-24 Richard Guenther <rguenther@suse.de>
8475 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8477 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8478 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8479 * tree-inline.c (inlinable_function_p): Fold in common parts of
8480 the cannot_inline_tree_fn langhook.
8481 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8482 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8483 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8484 cannot_inline_tree_fn langhook.
8485 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8486 cannot_inline_tree_fn member.
8488 2007-08-24 Richard Guenther <rguenther@suse.de>
8490 * expr.c (get_inner_reference): Do computation of bitoffset
8491 from offset in a way we can detect overflow reliably.
8493 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8495 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8497 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8499 * config/bfin/bfin.opt (mfast-fp): Add.
8500 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8501 libbffastfp override libgcc if -mfast-fp.
8502 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8503 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8504 (Blackfin Options): Document -mfast-fp.
8506 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8508 PR tree-optimization/32573
8510 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8511 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8512 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8513 (build_classic_dist_vector): Return false rather than true if
8514 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8515 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8516 returned false. Don't call save_dist_v before calling
8517 build_classic_dist_vector_1.
8518 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8519 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8520 DDR_DIR_VECTS vectors.
8522 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8524 * configure.ac (leb128): Modify sed statement to work with any
8525 binutils version string.
8526 * configure: Regenerate
8528 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8530 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8531 Wrap in RTX_CODE macro guard.
8532 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8533 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8534 arm_mark_dllimport, arm_pe_encode_section_info,
8535 arm_pe_unique_section): Use ISO-C function declarations.
8536 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8537 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8538 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8540 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8541 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8543 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8545 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8546 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8547 (register_move_cost): Use ISO-C function declarations.
8548 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8549 * config/score/score-protos.h (score_declare_object): Add
8551 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8553 * final.c (profile_function): Avoid empty if-bodies.
8556 * calls.c (must_pass_in_stack_var_size,
8557 must_pass_in_stack_var_size_or_pad): Constify.
8558 * config/alpha/alpha-protos.h (function_value): Likewise.
8559 * config/alpha/alpha.c (alpha_return_in_memory,
8560 alpha_pass_by_reference, function_value,
8561 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8562 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8564 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8565 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8566 TARGET_PROMOTE_PROTOTYPES): Likewise.
8567 * config/arm/arm-protos.h (arm_return_in_memory,
8568 arm_pad_arg_upward, arm_function_value): Likewise.
8569 * config/arm/arm.c (arm_pass_by_reference,
8570 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8571 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8572 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8574 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8575 * config/avr/avr-protos.h (avr_function_value): Likewise.
8576 * config/avr/avr.c (avr_return_in_memory,
8577 gas_output_limited_string, gas_output_ascii, avr_function_value,
8578 avr_return_in_memory): Likewise.
8579 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8580 * config/bfin/bfin.c (bfin_pass_by_reference,
8581 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8582 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8584 * config/cris/cris.c (cris_pass_by_reference,
8585 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8586 * config/crx/crx.c (crx_return_in_memory): Likewise.
8587 * config/darwin.c (function_base, machopic_function_base_name):
8589 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8590 TARGET_PROMOTE_PROTOTYPES): Likewise.
8591 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8592 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8593 * config/i386/i386-protos.h (ix86_return_in_memory,
8594 ix86_sol10_return_in_memory): Likewise.
8595 * config/i386/i386.c (ix86_function_value,
8596 ix86_function_sseregparm, ix86_must_pass_in_stack,
8597 type_natural_mode, classify_argument, examine_argument,
8598 construct_container, ix86_pass_by_reference, function_value_32,
8599 function_value_64, ix86_function_value_1, return_in_memory_32,
8600 return_in_memory_64, return_in_memory_ms_64,
8601 ix86_return_in_memory, ix86_sol10_return_in_memory,
8602 TARGET_PROMOTE_PROTOTYPES): Likewise.
8603 * config/ia64/ia64-protos.h (ia64_function_value,
8604 ia64_hpux_function_arg_padding): Likewise.
8605 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8606 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8607 ia64_hpux_function_arg_padding): Likewise.
8608 * config/iq2000/iq2000-protos.h (function_arg,
8609 iq2000_function_value): Likewise.
8610 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8611 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8612 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8613 function_arg, iq2000_function_value): Likewise.
8614 * config/m32c/m32c-protos.h (m32c_function_value,
8615 m32c_promote_function_return): Likewise.
8616 * config/m32c/m32c.c (m32c_pass_by_reference,
8617 m32c_promote_prototypes, m32c_promote_function_return,
8618 m32c_function_value): Likewise.
8619 * config/m32r/m32r.c (m32r_return_in_memory,
8620 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8621 m32r_in_small_data_p): Likewise.
8622 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8624 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8625 m68hc11_function_arg_padding): Likewise.
8626 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8627 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8628 m68k_function_value): Likewise.
8629 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8630 mcore_function_value): Likewise.
8631 * config/mcore/mcore.c (handle_structs_in_regs,
8632 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8633 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8634 mcore_num_arg_regs, mcore_function_value): Likewise.
8635 * config/mips/mips-protos.h (mips_pad_arg_upward,
8636 mips_function_value): Likewise.
8637 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8638 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8639 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8640 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8641 mips_function_value): Likewise.
8642 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8644 * config/mmix/mmix.c (mmix_pass_by_reference,
8645 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8646 mmix_encode_section_info): Likewise.
8647 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8649 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8650 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8651 mn10300_function_value): Likewise.
8652 * config/mt/mt-protos.h (mt_function_value): Likewise.
8653 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8654 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8655 * config/pa/pa-protos.h (function_arg_padding, function_value,
8656 pa_return_in_memory): Likewise.
8657 * config/pa/pa.c (pa_pass_by_reference,
8658 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8659 function_arg_padding, function_value, pa_return_in_memory):
8661 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8662 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8663 function_arg_padding): Likewise.
8664 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8665 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8666 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8667 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8668 function_arg_padding, altivec_expand_dst_builtin,
8669 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8670 altivec_init_builtins, rs6000_common_init_builtins,
8671 rs6000_function_value): Likewise.
8672 * s390/s390-protos.h (s390_function_value): Likewise.
8673 * config/s390/s390.c (s390_function_arg_size,
8674 s390_pass_by_reference, s390_return_in_memory,
8675 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8676 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8677 * config/score/score-protos.h (score_function_value): Likewise.
8678 * config/score/score.c (score_arg_partial_bytes,
8679 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8680 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8681 score_pass_by_reference, score_add_offset, score_function_value):
8683 * config/sh/sh-protos.h (sh_attr_renesas_p,
8684 sh_promote_prototypes): Likewise.
8685 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8686 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8687 sh_attr_renesas_p): Likewise.
8688 * config/sparc/sparc-protos.h (function_value,
8689 function_arg_padding): Likewise.
8690 * config/sparc/sparc.c (sparc_promote_prototypes,
8691 sparc_return_in_memory, sparc_pass_by_reference,
8692 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8693 function_arg_record_value_2, function_arg_record_value_1,
8694 function_arg_record_value, function_arg_record_value,
8695 function_arg_padding, function_value): Likewise.
8696 * config/spu/spu-protos.h (spu_function_value): Likewise.
8697 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8698 spu_function_value): Likewise.
8699 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8701 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8702 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8703 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8705 * config/v850/v850.c (v850_return_in_memory,
8706 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8707 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8708 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8709 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8710 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8712 * explow.c (promote_mode, hard_function_value): Likewise.
8713 * expr.h (hard_function_value, promote_mode): Likewise.
8714 * function.c (aggregate_value_p): Likewise.
8715 * hooks.c (hook_bool_const_tree_true): New.
8716 * hooks.h (hook_bool_const_tree_true): New.
8717 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8718 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8719 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8720 TARGET_RETURN_IN_MSB): Likewise.
8721 * target.h (promote_function_args, promote_function_return,
8722 promote_prototypes, return_in_memory, return_in_msb,
8723 pass_by_reference, must_pass_in_stack, callee_copies,
8724 function_value): Likewise.
8725 * targhooks.c (default_return_in_memory,
8726 hook_pass_by_reference_must_pass_in_stack,
8727 hook_callee_copies_named,
8728 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8729 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8730 default_function_value): Likewise.
8731 * targhooks.h (default_return_in_memory,
8732 hook_pass_by_reference_must_pass_in_stack,
8733 hook_callee_copies_named,
8734 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8735 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8736 default_function_value): Likewise.
8737 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8738 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8739 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8740 * tree.c (needs_to_live_in_memory): Likewise.
8741 * tree.h (struct tree_type, needs_to_live_in_memory,
8742 aggregate_value_p, must_pass_in_stack_var_size,
8743 must_pass_in_stack_var_size_or_pad): Likewise.
8744 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8745 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8746 lookup_filename): Likewise.
8748 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8751 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8752 fake fcomi i387 instruction for !TARGET_CMOVE.
8753 (ix86_expand_branch): Expand natural sequence with one jump for
8754 all targets, not only TARGET_CMOVE.
8755 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8756 pattern to implement fake fcomi sequence. Split instruction after
8757 reload to correct compare sequences.
8758 (*cmpfp_xf_cc): Ditto.
8759 (*cmpfp_<mode>_cc): Ditto.
8760 (*cmpfp_u_cc): Ditto.
8761 (*cmpfp_<mode>_cc): Ditto.
8763 2007-08-23 Richard Guenther <rguenther@suse.de>
8765 * tree-pretty-print.c (dump_generic_node): Annotate
8766 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8768 2007-08-23 Richard Guenther <rguenther@suse.de>
8770 * builtins.c (expand_builtin_mathfn): Wrap argument in
8771 save_expr directly instead of re-building the call.
8772 (expand_builtin_mathfn_2): Likewise.
8773 (expand_builtin_mathfn_3): Likewise.
8774 (expand_builtin_interclass_mathfn): Likewise.
8775 (expand_builtin_int_roundingfn): Set arg.
8776 (expand_builtin_int_roundingfn_2): Likewise.
8778 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8780 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8781 *sse_nand<mode>3, *sse_xor<mode>3): New.
8783 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8785 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8786 * config/i386/i386.c (print_operand): Handle ';' code. Output
8787 semicolon for TARGET_MACHO.
8788 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8789 emit semicolon after 'lock' prefix.
8790 (sync_double_compare_and_swap<mode>): Ditto.
8791 (*sync_double_compare_and_swapdi_pic): Ditto.
8792 (*sync_compare_and_swap_cc<mode>): Ditto.
8793 (sync_double_compare_and_swap_cc<mode>): Ditto.
8794 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8795 (sync_old_add<mode>): Ditto.
8796 (sync_add<mode>): Ditto.
8797 (sync_sub<mode>): Ditto.
8798 (sync_ior<mode>): Ditto.
8799 (sync_and<mode>): Ditto.
8800 (sync_xor<mode>): Ditto.
8802 2007-08-22 Chao-ying Fu <fu@mips.com>
8804 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8806 (copy_rtx): Handle CONST_FIXED.
8807 (rtx_equal_p): Likewise.
8808 * rtl.h (fixed_value.h): New include.
8809 (rtx_def): Add a new field of fixed_value to u.
8810 (XCNMPFV): Define for accessing fixed_value.
8811 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8813 * rtl.def (CONST_FIXED): New constant.
8814 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8815 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8816 US_ASHIFT): New codes.
8817 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8818 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8819 unsigned_fract_convert, unsigned_sat_fract): Document them.
8820 * varasm.c (assemble_integer): Extend to support fixed-point constants
8821 by using different machine classes.
8822 (decode_addr_const): Handle FIXED_CST.
8823 (const_hash_1): Likewise.
8824 (compare_constant): Likewise.
8825 (copy_constant): Likewise.
8826 (const_rtx_hash_1): Handle CONST_FIXED.
8827 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8828 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8830 (initializer_constant_valid_p): Handle FIXED_CST.
8831 (output_constant): Support FIXED_POINT_TYPE.
8832 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8833 * cse.c (hash_rtx): Support CONST_FIXED.
8834 (exp_equiv_p): Likewise.
8835 (cannon_reg): Likewise.
8836 (fold_rtx): Likewise.
8837 (equiv_constant): Likewise.
8838 (cse_process_notes_1): Likewise.
8839 (count_reg_usage): Likewise.
8840 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8841 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8842 (wrap_constant): Check CONST_FIXED.
8843 (cselib_hash_rtx): Support CONST_FIXED.
8844 (cselib_subst_to_values): Likewise.
8845 * df-scan.c (df_uses_record): Likewise.
8846 * gcse.c (want_to_gcse_p): Likewise.
8847 (oprs_unchanged_p): Likewise.
8848 (oprs_not_set_p): Likewise.
8849 (compute_transp): Likewise.
8850 (extract_mentioned_regs_helper): Likewise.
8851 * genemit.c (gen_exp): Likewise.
8852 * local-alloc.c (equiv_init_varies_p): Likewise.
8853 (contains_replace_regs): Likewise.
8854 (memref_referenced_p): Likewise.
8855 * loop-invariant.c (check_maybe_invariant): Likewise.
8856 (hash_invariant_expr_1): Likewise.
8857 (invariant_expr_equal_p): Likewise.
8858 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8859 * regclass.c (reg_scan_mark_refs): Likewise.
8860 * regrename.c (scan_rtx): Likewise.
8861 * resource.c (mark_referenced_resources): Likewise.
8862 (mark_set_resources): Likewise.
8863 * rtlanal.c (rtx_unstable_p): Likewise.
8864 (rtx_varies_p): Likewise.
8865 (count_occurrences): Likewise.
8866 (reg_mentioned_p): Likewise.
8867 (modified_between_p): Likewise.
8868 (modified_in_p): Likewise.
8869 (volatile_insn_p): Likewise.
8870 (volatile_refs_p): Likewise.
8871 (side_effects_p): Likewise.
8872 (may_trap_p_1): Likewise.
8873 (inequality_comparisons_p): Likewise.
8874 (computed_jump_p_1): Likewise.
8875 (commutative_operand_precedence): Likewise.
8876 * sched-deps.c (sched_analyze_2): Likewise.
8877 * sched-vis.c (print_value): Likewise.
8878 * reload.c (operands_match_p): Likewise.
8879 (subst_reg_equivs): Likewise.
8880 * reload1.c (eliminate_regs_1): Likewise.
8881 (elimination_effects): Likewise.
8882 (scan_paradoxical_subregs): Likewise.
8883 * alias.c (rtx_equal_for_memref_p): Likewise.
8884 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8885 * emit-rtl.c (const_fixed_htab): New hash table.
8886 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8888 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8889 const_fixed_from_fixed_value): New functions.
8890 (verify_rtx_sharing): Handle CONST_FIXED.
8891 (copy_rtx_if_shared_1): Likewise.
8892 (reset_used_flags): Likewise.
8893 (set_used_flags): Likewise.
8894 (copy_insn_1): Likewise.
8895 (init_emit_once): Create const_fixed_htab.
8896 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8898 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8900 PR tree-optimization/32949
8901 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8902 before failing for ivs with non-constant step.
8904 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8906 * doc/md.texi (Iterators): Renamed from Macros. All contents
8907 changed to reflect rename of respectively define_code_macro and
8908 define_mode_macro to define_code_iterator and define_mode_iterator.
8909 (Mode Iterators, Code Iterators): Similar.
8910 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8911 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8912 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8913 (initialize_iterators, find_iterator, check_code_iterator)
8914 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8915 (read_mapping, read_rtx_1): Similar.
8916 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8917 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8918 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8919 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8920 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8921 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8922 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8923 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8924 config/rs6000/sync.md, config/rs6000/rs6000.md,
8925 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8926 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8927 config/vax/vax.md, config/bfin/bfin.md: Similar.
8929 2007-08-22 David Daney <ddaney@avtrex.com>
8931 * doc/install.texi (Testing): Mention testing on a simulator.
8933 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8935 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8937 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8938 and rearrange floating point conversion functions into different
8941 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8943 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8944 dfa_post_advance_cycle): New scheduler hooks.
8945 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8946 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8948 (TARGET_SCHED): Use them.
8949 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8950 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8951 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8953 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8954 function to facilitate debugging.
8955 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8956 (output_insn_has_dfa_reservation_p): New static function to output
8957 insn_has_dfa_reservation_p ().
8958 (write_automata): Use it.
8959 * genattr.c (main): Output declaration for
8960 insn_has_dfa_reservation_p ().
8962 2007-08-22 Christian Bruel <christian.bruel@st.com>
8963 Richard Guenther <rguenther@suse.de>
8965 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8966 * simplify_rtx (simplify_binary_operation_1): Likewise.
8968 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8970 PR rtl-optimization/32557
8971 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8972 of REGNO (mws->mw_reg).
8974 2007-08-22 Richard Guenther <rguenther@suse.de>
8977 * builtins.c (expand_builtin_int_roundingfn): Replace call
8978 argument wrapped with SAVE_EXPR directly.
8979 (expand_builtin_int_roundingfn_2): Likewise.
8981 2007-08-22 Richard Guenther <rguenther@suse.de>
8983 * tree-inline.c (inlinable_function_p): Restore disregarding
8984 inline limits for GNU extern inline functions.
8986 2007-08-22 Richard Guenther <rguenther@suse.de>
8989 * tree.c (host_integerp): Treat sizetype as signed as it is
8992 2007-08-21 Ian Lance Taylor <iant@google.com>
8994 PR tree-optimization/33134
8995 * tree-vrp.c (adjust_range_with_scev): Call
8996 set_value_range_to_value.
8998 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9000 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9003 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9005 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9008 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9010 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9011 cases to set eight bytes at a time.
9012 (expand_block_move): Likewise.
9014 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9017 * dwarf2out.c (gen_decl_die): Don't call
9018 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9020 2007-08-21 Paul Brook <paul@codesourcery.com>
9021 Nathan Sidwell <nathan@codesourcery.com>
9022 Mark Mitchell <mark@codesourcery.com>
9023 Joseph Myers <joseph@codesourcery.com>
9025 * configure.ac: Add --with-pkgversion and --with-bugurl.
9026 * configure: Regenerate.
9027 * doc/install.texi: Document them.
9028 * version.c (version_string): Remove VERSUFFIX.
9029 (VERSUFFIX): Remove.
9030 (pkgversion_string): New.
9031 (bug_report_url): Do not hard-code initializer.
9032 * version.h (pkgversion_string): Declare.
9033 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9035 (version.o): Define PKGVERSION and BUGURL.
9036 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9037 (%.pod): Define BUGURL.
9038 * gcc.c (process_command, main): Use pkgversion_string.
9039 * toplev.c (compile_file, print_version): Likewise.
9040 * protoize.c (main): Likewise.
9041 * gcov.c (print_version): Likewise. Update copyright date.
9042 * gcov-dump.c (print_version): Likewise. Update copyright date.
9043 * mips-tdump.c (main): Likewise. Update copyright date.
9044 * mips-tfile.c (main): Likewise. Update copyright date.
9045 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9046 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9047 shorten description.
9048 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9049 * doc/gccint.texi: Likewise.
9050 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9051 Update copyright date.
9053 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9055 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9056 (ix86_expand_strlensi_unroll_1): Ditto.
9057 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9058 (ix86_expand_carry_flag_compare): Update comment.
9060 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9063 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9064 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9066 2007-08-21 Richard Guenther <rguenther@suse.de>
9068 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9070 2007-08-21 Richard Guenther <rguenther@suse.de>
9073 * fold-const.c (fold_binary): Remove index +p PTR folding.
9074 Fix types of POINTER_PLUS_EXPR generated by folding of
9077 2007-08-20 Chao-ying Fu <fu@mips.com>
9079 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9080 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9081 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9082 (c_common_fixed_point_type_for_size): Declare.
9083 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9084 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9085 (c_token_starts_declspecs): Likewise.
9086 (c_parser_declspecs): Likewise.
9087 (c_parser_attributes): Likewise.
9088 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9089 (c_declspecs): Add saturating_p.
9090 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9091 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9092 _Sat. Handle RID_SAT.
9093 Avoid using void, bool, char, int, float, double, _Decimal32,
9094 _Decimal64, _Decimal128, and complex with _Sat.
9095 Handle RID_FRACT and RID_ACCUM.
9096 Make sure _Sat is used with _Fract or _Accum.
9097 (finish_declspecs): Handle cts_fract and cts_accum.
9098 * c-common.c (fixed-value.h): New include.
9099 (constant_expression_warning): Handle FIXED_CST.
9100 (overflow_warning): Likewise.
9101 (warnings_for_convert_and_check): Likewise.
9102 (c_common_fixed_point_type_for_size): New.
9103 (c_common_type_for_mode): Handle fixed-point modes to
9104 return various saturating/non-saturating, signed/unsigned types.
9105 (c_common_signed_or_unsigned_type): Support fixed-point types.
9106 (shorten_compare): Check fixed-point zero.
9107 Handle FIXED_POINT_TYPE.
9108 (c_common_truthvalue_conversion): Handle FIXED_CST.
9109 Handle FIXED_POINT_TYPE.
9110 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9112 (handle_mode_attribute): Handle fixed-point modes. Need to check
9113 if the signness of base type and fixed-point modes are consistent.
9114 (handle_vector_size_attribute): Handle fixed-point modes.
9115 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9116 (warn_for_div_by_zero): Check fixed-point zero.
9117 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9118 a common fixed-point type based on fbit, ibit, sign, and saturation.
9119 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9120 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9121 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9122 (convert_for_assignment): Support FIXED_POINT_TYPE.
9123 (digest_init): Handle FIXED_POINT_TYPE.
9124 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9125 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9126 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9127 GE_EXPR, LT_EXPR, GT_EXPR.
9128 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9129 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9130 * target.h (gcc_target): Add fixed_point_supported_p.
9131 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9132 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9133 (default_fixed_point_supported_p): Define.
9134 * targhooks.h (default_fixed_point_supported_p): Declare.
9135 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9136 * doc/install.texi (Configuration): Add --enable-fixed-point.
9137 * configure.ac (--enable-fixed-point): New to enable fixed-point
9138 arithmetic extension to C. For mips targets, we enable it by default.
9139 * configure, config.in: Regenerate.
9141 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9143 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9145 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9147 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9148 DWARF2_DEBUGGING_INFO.
9149 (cold_text_section_used): Same.
9150 (cold_text_section): Same.
9152 2007-08-20 Richard Guenther <rguenther@suse.de>
9154 * c-typeck.c (convert_for_assignment): Use the type of
9155 the member for the initialization.
9157 2007-08-20 Richard Guenther <rguenther@suse.de>
9159 * c-objc-common.c (c_disregard_inline_limits): Remove.
9160 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9161 * cgraphunit.c (cgraph_process_new_functions): Call
9162 disregard_inline_limits_p.
9163 (cgraph_preserve_function_body_p): Likewise.
9164 * ipa-inline.c (compute_inline_parameters): Likewise.
9165 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9167 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9168 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9169 disregard_inline_limits langhook.
9170 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9172 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9173 disregard_inline_limits langhook.
9174 * tree-inline.c (disregard_inline_limits_p): New function.
9175 * tree-inline.h (disregard_inline_limits_p): Declare.
9177 2007-08-20 Richard Guenther <rguenther@suse.de>
9179 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9180 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9181 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9182 auto_var_in_fn_p langhook.
9183 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9185 * tree.c (auto_var_in_fn_p): ... here.
9186 (find_var_from_fn): Call auto_var_in_fn_p directly.
9187 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9188 auto_var_in_fn_p langhook.
9189 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9190 (copy_body_r): Likewise.
9191 (self_inlining_addr_expr): Likewise.
9192 * tree.h (auto_var_in_fn_p): Declare.
9194 2007-08-20 Richard Guenther <rguenther@suse.de>
9196 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9197 (walk_type_fields): Take lh parameter.
9198 (walk_tree): Rename to ...
9199 (walk_tree_1): ... this. Do not call the walk_subtrees
9200 langhook but the now passed callback. Pass lh on recursion.
9201 (walk_tree_without_duplicates): Rename to ...
9202 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9203 and call walk_tree_1.
9204 * tree.h (walk_tree_lh): New typedef.
9205 (walk_tree_1): Declare.
9206 (walk_tree_without_duplicates_1): Likewise.
9207 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9208 (walk_tree_without_duplicates): New define to
9209 walk_tree_without_duplicates_1 with NULL lh parameter.
9210 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9211 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9213 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9214 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9215 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9218 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9221 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9222 code in front of the compacting of basic blocks.
9223 Move the folding of statements inbetween the cgraph checking
9224 and compacting of basic blocks.
9226 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9227 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9230 * config/alpha/alpha.c (va_list_skip_additions): Check for
9231 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9232 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9233 PLUS_EXPR when checking ap.__base.
9234 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9235 when doing addition on pointer types. Use size_int instead of
9237 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9238 ptr_type in the second operand.
9240 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9243 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9245 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9248 * cfgexpand.c (expand_one_register_var): Mark pointer
9249 DECL_ARTIFICIAL as REG_POINTER also.
9250 * stmt.c (expand_decl): Likewise.
9252 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9259 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9260 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9261 on_worklist argument and avoid adding things to worklist multiple
9263 (add_to_worklist): Ditto.
9264 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9265 single SFT is clobbered.
9266 (set_initial_properties): Ditto.
9267 (compute_call_clobbered): Update for changes to function
9269 (create_overlap_variables_for): Always create SFT for offset 0.
9270 (create_structure_vars): Handle PHI's, since we are in SSA form at
9272 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9273 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9275 (add_vars_for_offset): Figure out aliases from access + points-to.
9276 (add_virtual_operand): Use add_vars-for_offset.
9277 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9278 (add_call_clobber_ops): Remove makes_clobbering_call set.
9279 (get_expr_operands): Always pass through the INDIRECT_REF
9281 * tree-ssa-structalias.c (struct constraint_graph): Remove
9283 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9284 address_taken, pt_used, number_incoming.
9285 (FIRST_ADDR_NODE): Removed.
9286 (merge_graph_nodes): Remove broken code for the moment.
9287 (init_graph): New function.
9288 (build_pred_graph): Remove code to init_graph.
9289 Add location equivalence support.
9290 (struct scc_info): Rename roots to deleted.
9292 (init_scc_info): Ditto
9293 (init_topo_info): Use graph->size.
9294 (compute_topo_order): Ditto.
9295 (do_da_constraint): Removed.
9296 (do_sd_constraint): Remove calls to find().
9297 set_union_with_increment should always get 0 as last arg here.
9298 (do_complex_constraint): Replace do_da_constraint with assert.
9300 (struct equiv_class_label): New.
9301 (pointer_equiv_class_table): Ditto.
9302 (location_equiv_class_table): Ditto.
9303 (equiv_class_label_hash): Ditto.
9304 (equiv_class_label_eq): Ditto
9305 (equiv_class_lookup): Ditto.
9306 (equiv_class_ladd): Ditto.
9307 (pointer_equiv_class): Ditto.
9308 (location_equiv_class): Ditto.
9309 (condense_visit): Rename and rewrite from label_visit to do only
9310 SCC related stuff for HU.
9311 (label_visit): Do HU work for HU.
9312 (perform_var_substitution): Update to do HU and location
9314 (free_var_substitution_info): Update to free HU and location
9315 equivalence structures. */
9316 (find_equivalent_node): Update for pointer but not location
9318 (unite_pointer_equivalences): New function.
9319 (move_complex_constraints): Rewrite to only do moving.
9320 (rewrite_constraints): Split out of move_complex_constraints.
9321 (solve_graph): Use graph->size.
9322 (process_constraint_1): Add from_call argument, use it.
9323 Split *a = &b into two constraints.
9324 (process_constraint): Use new process_constraint_1.
9325 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9326 (get_constraint_for): Handle non-pointer integers properly.
9327 Remove code that used to handle structures.
9328 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9329 with unknown addends.
9330 (handle_rhs_call): New function.
9331 (find_func_aliases): Use handle_rhs_call.
9332 (set_uids_in_ptset): Add an assert.
9333 (set_used_smts): Fix bug in not considering unified vars.
9334 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9335 (compute_points_to_sets): Update for other function changes.
9336 (delete_points_to_sets): Ditto.
9337 (ipa_pta_execute): Ditto.
9338 (pass_ipa_pta): We need to update SSA after ipa_pta.
9340 2007-08-19 Jan Hubicka <jh@suse.cz>
9342 * i386.md: Replace "rim" and "mri" constraints by "g".
9344 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9346 * dwarf2out.c (text_section_used, cold_text_section_used,
9347 cold_text_section, dwarf2out_note_section_used): New.
9348 (dwarf2out_init): Initialize cold_text_section.
9349 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9350 dwarf2out_note_section_used.
9351 (size_of_aranges): Only count entry for text section if it was
9352 used. Count entry for cold text section if it was used.
9353 (output_aranges): Only output entries for text section and cold
9354 text section if they were used.
9356 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9358 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9360 (debug_generic_stmt): Likewise.
9361 (debug_tree_chain): Likewise.
9363 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9365 * tree-data-refs.c (split_constant_offset): Expose.
9366 * tree-data-refs.h (split_constant_offset): Add declaration.
9368 * tree-vectorizer.h (dr_alignment_support): Renamed
9369 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9370 Added a new value dr_explicit_realign.
9371 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9372 dr_offset, dr_step, and dr_aligned_to, along with new access
9373 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9374 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9375 STMT_VINFO_DR_ALIGNED_TO.
9377 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9379 In case of outer-loop vectorization with non-fixed misalignment - use
9380 the dr_explicit_realign scheme instead of the optimized realignment
9382 (new_stmt_vec_info): Initialize new fields.
9384 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9385 'nested_in_vect_loop' case. Change verbosity level.
9386 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9387 Don't fail on zero step in the outer-loop for loads.
9388 (vect_analyze_data_refs): Call split_constant_offset to calculate
9389 base, offset and init relative to the outer-loop.
9391 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9392 BSI function argument with a new function argument - at_loop.
9393 Simplify the condition that determines STEP. Takes additional argument
9394 INV_P. Support outer-loop vectorization (handle the
9395 nested_in_vect_loop case), including zero step in the outer-loop. Call
9396 vect_create_addr_base_for_vector_ref with additional argument.
9397 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9398 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9399 Fixed and simplified calculation of step.
9400 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9401 of bsi, and with additional argument. Call bump_vector_ptr with
9402 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9403 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9404 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9405 when the realignment setup needs to take place inside the loop.
9406 Support the dr_explicit_realign scheme. Allow generating the optimized
9407 realignment scheme for outer-loop vectorization. Added documentation.
9408 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9409 the 'nested_in_vect_loop' case, including loads that are invariant in
9410 the outer-loop and the realignment schemes. Handle the case when the
9411 realignment setup needs to take place inside the loop. Call
9412 vect_setup_realignment with additional arguments. Call
9413 vect_create_data_ref_ptr with additional argument and with loop instead
9414 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9415 (vect_gen_niters_for_prolog_loop): Call
9416 vect_create_addr_base_for_vector_ref with additional arguments.
9417 (vect_create_cond_for_align_checks): Likewise.
9418 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9419 scheme: takes additional argument bump; argument ptr_incr is now
9420 optional; updated documentation.
9421 (vect_init_vector): Takes additional argument (bsi). Use it, if
9422 available, to insert the vector initialization.
9423 (get_initial_def_for_induction): Pass additional argument in call to
9425 (vect_get_vec_def_for_operand): Likewise.
9426 (vect_setup_realignment): Likewise.
9427 (vectorizable_load): Likewise.
9429 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9431 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9432 as argument instead of struct loop.
9433 (nested_in_vect_loop_p): New function.
9434 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9436 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9437 from other phis in the loop.
9438 (destroy_loop_vec_info): Add additional argument to declaration.
9440 * tree-vectorizer.c (supportable_widening_operation): Also check if
9441 nested_in_vect_loop_p (don't allow changing the order in this case).
9442 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9443 of struct loop. Call nested_in_vect_loop_p and don't require
9444 flag_unsafe_math_optimizations if it returns true.
9445 (new_stmt_vec_info): When setting def_type for phis differentiate
9446 loop-header phis from other phis.
9447 (bb_in_loop_p): New function.
9448 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9449 just update their loop_vinfo. Order of BB traversal now matters -
9450 call dfs_enumerate_from with bb_in_loop_p.
9451 (destroy_loop_vec_info): Takes additional argument to control whether
9452 stmt_vinfo of the loop stmts should be destroyed as well.
9453 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9454 reduction stmt to be defines by a non loop-header phi.
9455 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9457 * tree-vect-transform.c (vectorizable_reduction): Call
9458 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9459 (vectorizable_call): Likewise.
9460 (vectorizable_conversion): Likewise.
9461 (vectorizable_operation): Likewise.
9462 (vectorizable_type_promotion): Likewise.
9463 (vectorizable_type_demotion): Likewise.
9464 (vectorizable_store): Likewise.
9465 (vectorizable_live_operation): Likewise.
9466 (vectorizable_reduction): Likewise. Also pass loop_info to
9467 vect_is_simple_reduction instead of loop.
9468 (vect_init_vector): Call nested_in_vect_loop_p.
9469 (get_initial_def_for_reduction): Likewise.
9470 (vect_create_epilog_for_reduction): Likewise.
9471 (vect_init_vector): Check which loop to work with, in case there's an
9473 (get_initial_def_for_inducion): Extend to handle outer-loop
9474 vectorization. Fix indentation.
9475 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9476 In the case vect_induction_def get the vector def from the induction
9477 phi node, instead of calling get_initial_def_for_inducion.
9478 (get_initial_def_for_reduction): Extend to handle outer-loop
9480 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9482 (vect_transform_loop): Change assert to just skip this case. Add a
9484 (vect_finish_stmt_generation): Add a couple asserts.
9486 (vect_estimate_min_profitable_iters): Multiply
9487 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9489 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9490 this is an inner-loop reduction in outer-loop vectorization.
9492 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9493 Same code as what used to be vect_analyze_scalar_cycles, only with
9494 additional argument loop, and loop_info passed to
9495 vect_is_simple_reduction instead of loop.
9496 (vect_analyze_scalar_cycles): Code factored out into
9497 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9498 Updated documentation.
9499 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9500 outer-loop vectorization that are live or not used in the outerloop,
9501 cause this requires special handling.
9502 (vect_enhance_data_refs_alignment): Don't consider versioning for
9504 (vect_analyze_data_refs): Check that there are no datarefs in the
9506 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9507 and vect_used_in_outer_by_reduction cases.
9508 (process_use): Also consider the case of outer-loop stmt defining an
9509 inner-loop stmt and vice versa.
9510 (vect_analyze_loop_1): New function.
9511 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9512 loops. Call vect_analyze_loop_1.
9513 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9514 been vectorized. Call destroy_loop_vec_info with additional argument.
9516 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9517 in the inner-loop when doing outer-loop vectorization. Add
9518 documentation and printout.
9519 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9520 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9522 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9524 * tree-affine.h (print_aff): New prototype.
9525 (debug_aff): Likewise.
9526 * tree-affine.c (print_aff): New function.
9527 (debug_aff): Likewise.
9529 2007-08-18 Paul Brook <paul@codesourcery.com>
9530 Joseph Myers <joseph@codesourcery.com>
9532 * common.opt (-fdebug-prefix-map=): New option.
9533 * opts.c: Include debug.h.
9534 (common_handle_option): Handle -fdebug-prefix-map.
9535 * final.c: Include ggc.h.
9536 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9537 remap_debug_filename): New.
9538 * Makefile.in (final.o, opts.o): Update dependencies.
9539 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9540 * configure.ac: Check for assembler --debug-prefix-map support.
9541 * configure, config.in: Regenerate.
9542 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9543 (ASM_DEBUG_SPEC): Include ASM_MAP.
9544 * doc/install.texi (--with-debug-prefix-map): Document.
9545 * doc/invoke.texi (-fdebug-prefix-map): Document.
9546 * dbxout.c (dbxout_init, dbxout_start_source_file,
9547 dbxout_source_file): Call remap_debug_filename.
9548 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9549 dwarf2out_start_source_file, dwarf2out_finish): Call
9550 remap_debug_filename.
9551 (file_table_relative_p): Do not check d->emitted_number.
9552 * toplev.c (output_file_directive): Call remap_debug_filename.
9553 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9554 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9556 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9558 * loop-invariant.c (find_invariants_to_move): Add missing macro
9561 2007-08-17 Tom Tromey <tromey@redhat.com>
9563 * tree.h (struct tree_label_decl): Removed old "java" fields.
9565 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9566 Nigel Stephens <nigel@mips.com>
9568 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9569 Treat -mno-data-in-code and -mcode-xonly as aliases for
9570 -mcode-readable=no and -mcode-readable=pcrel respectively.
9571 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9572 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9573 (MULTILIB_DIRNAMES): Update accordingly.
9575 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9577 * Makefile.in (version.o): Depend on $(REVISION) only if
9578 REVISION_s is defined.
9580 2007-08-17 Sa Liu <saliu@de.ibm.com>
9581 Ulrich Weigand <uweigand@de.ibm.com>
9584 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9585 use build_qualified_type to retain qualifiers of the base type.
9587 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9589 * config/score/score.md : Update pattern tablejump.
9590 * config/score/score.c : Update score_initialize_trampoline
9592 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9593 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9594 * doc/contrib.texi: Add my entry.
9596 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9598 * Makefile.in (REVISION): New.
9601 (version.o): Also depend on $(REVISION). Add
9602 -DREVISION=$(REVISION_s).
9604 * version.c (version_string): Add REVISION.
9606 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9608 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9609 of GOTO that's relocated to a different block.
9611 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9613 * c-common.c (const_strip_array_types): New.
9614 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9615 (const_strip_array_types): New.
9616 * c-objc-common.c (c_disregard_inline_limits,
9617 c_warn_unused_global_decl): Constify.
9618 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9619 c_vla_type_p, c_incomplete_type_error): Likewise.
9620 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9621 * hooks.c (hook_bool_const_tree_false): New.
9622 * hooks.h (hook_bool_const_tree_false): Likewise.
9623 * langhooks-def.h (lhd_warn_unused_global_decl,
9624 lhd_incomplete_type_error, lhd_expr_size,
9625 lhd_tree_inlining_disregard_inline_limits,
9626 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9627 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9628 * langhooks.c (lhd_warn_unused_global_decl,
9629 lhd_incomplete_type_error,
9630 lhd_tree_inlining_disregard_inline_limits,
9631 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9632 lhd_expr_size): Likewise.
9633 * langhooks.h (lang_hooks_for_tree_inlining,
9634 lang_hooks_for_tree_dump, lang_hooks_for_types,
9635 lang_hooks_for_decls, lang_hooks): Likewise.
9636 * pointer-set.c (pointer_set_t, pointer_set_create,
9637 pointer_set_contains, insert_aux, pointer_set_insert,
9638 pointer_set_traverse, pointer_map_t, pointer_map_create,
9639 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9641 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9642 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9643 pointer_map_traverse): Likewise.
9644 * predict.c (assert_is_empty): Likewise.
9645 * tree-affine.c (free_name_expansion): Likewise.
9646 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9647 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9648 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9650 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9652 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9654 (destroy_loop_vec_info): Add call to VEC_free.
9655 * tree-vectorizer.h (may_alias_ddrs): Define.
9656 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9657 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9658 Change reporting to dump.
9659 (vect_is_duplicate_ddr): New.
9660 (vect_mark_for_runtime_alias_test): New.
9661 (vect_analyze_data_ref_dependences) Add call to
9662 vect_mark_for_runtime_alias_test.
9663 (vect_enhance_data_refs_alignment): Define local variable
9664 vect_versioning_for_alias_required, don't perform
9665 peeling for alignment if versioning for alias is
9667 (vect_enhance_data_refs_alignment): Use
9668 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9669 PARAM_VECT_MAX_VERSION_CHECKS.
9670 * tree-vect-transform.c
9671 (vect_create_cond_for_alias_checks): New.
9672 (vect_transform_loop): Add call to
9673 vect_create_cond_for_alias_checks.
9674 (vect_vfa_segment_size): New.
9675 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9677 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9679 (vect-max-version-for-alignment-checks): Document.
9680 (vect-max-version-for-alias-checks): Document.
9681 (vect-max-version-checks): Remove.
9683 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9685 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9686 the same line as the instruction for all asm dialects.
9687 (*rep_movsi): Ditto.
9688 (*rep_movsi_rex64): Ditto.
9689 (*rep_movqi): Ditto.
9690 (*rep_movqi_rex64): Ditto.
9691 (*rep_stosdi_rex64): Ditto.
9692 (*rep_stossi): Ditto.
9693 (*rep_stossi_rex64): Ditto.
9694 (*rep_stosqi): Ditto.
9695 (*rep_stosqi_rex64): Ditto.
9696 (*cmpstrnqi_nz_1): Ditto.
9697 (*cmpstrnqi_nz_rex_1): Ditto.
9698 (*cmpstrnqi_1): Ditto.
9699 (*cmpstrnqi_rex_1): Ditto.
9700 (*strlenqi_1): Ditto.
9701 (*strlenqi_rex_1): Ditto.
9702 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9703 prefix on the same line as the instruction for all asm dialects.
9704 (sync_double_compare_and_swap<mode>): Ditto.
9705 (*sync_double_compare_and_swapdi_pic): Ditto.
9706 (*sync_compare_and_swap_cc<mode>): Ditto.
9707 (sync_double_compare_and_swap_cc<mode>): Ditto.
9708 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9709 (sync_old_add<mode>): Ditto.
9710 (sync_add<mode>): Ditto.
9711 (sync_sub<mode>): Ditto.
9712 (sync_ior<mode>): Ditto.
9713 (sync_and<mode>): Ditto.
9714 (sync_xor<mode>): Ditto.
9716 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9719 * reload.c (find_reloads): Check that the memory returned by
9720 find_reloads_toplev was not the result of forcing a constant
9722 (find_reloads_toplev): Always use simplify_gen_subreg to get
9723 the subreg of a constant. If the result is also a constant,
9724 but not a legitimate one, force it into the constant pool
9725 and reload its address.
9727 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9729 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9732 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9734 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9735 directive for the current vector ABI.
9737 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9740 * caller-save.c (reg_save_code): Set invalide status on restore code.
9742 2007-08-15 Diego Novillo <dnovillo@google.com>
9744 * tree-ssa-alias.c (compute_memory_partitions): Use
9745 alias_bitmap_obstack to allocate bitmaps.
9746 (reset_alias_info): Factor out of init_alias_info.
9747 Mark all name tags not associated to an SSA name for renaming.
9748 (init_alias_info): Call it.
9749 (create_name_tags): Tidy. Add comments.
9750 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9752 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9754 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9755 scheduler dependencies.
9757 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9759 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9761 (*iorsi_1_zext): Likewise.
9762 (*iorsi_1_zext_imm): Likewise.
9763 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9764 with "rm"/"xm" constraint.
9765 (sse2_vmsqrtv2df2): Likewise.
9767 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9770 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9773 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9775 * tree-pass.h (PROP_pta): Removed.
9776 (TODO_rebuild_alias): New.
9777 (pass_may_alias): Removed.
9778 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9779 aliasing if we changed something.
9780 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9782 (pass_may_alias): Removed.
9783 (create_structure_vars): Return TODO_rebuild_alias.
9784 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9785 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9787 (tree_sra_early): We never affect aliasing right now.
9788 * tree-flow.h (compute_may_aliases): New prototype.
9789 * passes.c: Remove pass_may_alias from the passes.
9790 (execute_function_todo): Support TODO_rebuild_alias.
9792 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9794 * i386.c: (legitimize_address): Move dllimported variable check
9795 infront of legitimizing pic address of CONST symbols.
9797 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9799 PR tree-optimization/32941
9800 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9801 (goto_queue_cmp): Remove.
9802 (find_goto_replacement): Change search method.
9803 (maybe_record_in_goto_queue): Add assert.
9804 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9805 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9807 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9809 * alias.c (component_uses_parent_alias_set): Constify.
9810 * alias.h (component_uses_parent_alias_set): Likewise.
9811 * cfgrtl.c (print_rtl_with_bb): Likewise.
9812 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9813 mpz_get_double_int): Likewise.
9814 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9815 mpz_get_double_int): Likewise.
9816 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9817 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9819 * expr.h (safe_from_p): Likewise.
9820 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9822 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9823 zero_sized_type, goa_lhs_expr_p): Likewise.
9824 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9825 * rtl.h (print_rtl_with_bb): Likewise.
9826 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9827 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9828 * tree-flow-inline.h (bb_stmt_list): Constify.
9829 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9831 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9832 const_first_stmt, const_last_stmt): New.
9833 (block_may_fallthru, empty_block_p): Constify.
9834 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9835 EXPR_ONLY_BODY): New.
9836 (expr_first, expr_last, expr_only): Use macro for body.
9837 (const_expr_first, const_expr_last, const_expr_only): New.
9838 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9839 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9840 ctsi_prev, ctsi_stmt): New.
9841 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9842 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9843 * tree-ssa-loop-niter.c (loop_only_exit_p,
9844 derive_constant_upper_bound): Likewise.
9845 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9846 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9847 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9848 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9849 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9850 * tree.c (get_type_static_bounds): Likewise.
9851 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9852 (get_type_static_bounds): Constify.
9854 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9857 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9858 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9859 (*<addsub><mode>3_cc_overflow): New.
9860 (*add<mode>3_cconly_overflow): New.
9861 (*sub<mode>3_cconly_overflow): New.
9862 (*<addsub>si3_zext_cc_overflow): New.
9863 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9864 CCCmode for LTU, GTU, LEU and GEU.
9865 (ix86_comparison_operator): Likewise.
9866 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9867 * config/i386/i386.c (put_condition_code): Support CCCmode.
9868 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9869 or MINUS expressions.
9871 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9874 * c-typeck.c (build_binary_op): Disallow vector float types with
9875 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9877 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9879 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9880 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9881 (dep_def): New typedef.
9882 (init_dep_1, sd_debug_dep): Declare functions.
9883 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9884 (debug_dep_links): Remove.
9885 (struct _deps_list): New field 'n_links'.
9886 (DEPS_LIST_N_LINKS): New macro.
9887 (FOR_EACH_DEP_LINK): Remove.
9888 (create_deps_list, free_deps_list, delete_deps_list): Remove
9890 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9891 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9892 (copy_deps_list_change_con, move_dep_link): Ditto.
9893 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9894 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9896 (INSN_BACK_DEPS): Remove.
9897 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9899 (INSN_DEP_COUNT): Remove.
9900 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9901 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9902 Declare global variables.
9903 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9904 (add_forw_dep, compute_forward_dependences): Remove declarations.
9905 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9906 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9907 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9909 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9911 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9912 (sd_list_types_def): New typedef.
9913 (sd_next_list): Declare function.
9914 (struct _sd_iterator): New type.
9915 (sd_iterator_def): New typedef.
9916 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9918 (FOR_EACH_DEP): New cycle wrapper.
9919 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9921 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9922 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9925 * sched-deps.c (init_dep_1): Make global.
9926 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9928 (dump_dep): New static function.
9929 (dump_dep_flags): New static variable.
9930 (sd_debug_dep): New function.
9931 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9933 (move_dep_link): Use remove_from_deps_list (), instead of
9935 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9936 (dep_link_is_detached_p): New static function.
9937 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9939 (dn_pool, dl_pool): New alloc_pools.
9940 (dn_pool_diff, dl_pool_diff): New static variables.
9941 (create_dep_node, delete_dep_node): New static function.
9942 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9943 (deps_list_empty_p): Make it static. Use 'n_links' field.
9944 (deps_pools_are_empty_p): New static function.
9945 (alloc_deps_list, delete_deps_list): Remove.
9946 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9947 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9948 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9949 (forward_dependency_cache): Remove.
9950 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9951 'back' from the names. Change signature to use dep_t instead of
9953 (add_back_dep): Ditto. Make global.
9954 (check_dep_status): Rename to check_dep ().
9955 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9957 (sd_finish_insn): Ditto.
9958 (sd_find_dep_between_no_cache): New static function.
9959 (sd_find_dep_between): New function.
9960 (ask_dependency_caches, set_dependency_caches): New static functions.
9961 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9962 (add_or_update_dep_1): Separate pieces of functionality into
9963 ask_dependency_caches (), update_dependency_caches (),
9964 change_spec_dep_to_hard (), update_dep ().
9965 (get_back_and_forw_lists): New static function.
9966 (sd_add_dep): Separate setting of dependency caches into
9967 set_dependency_caches ().
9968 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9970 (sd_delete_dep): Ditto.
9971 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9972 (dump_lists): New static function.
9973 (sd_debug_lists): New debug function.
9974 (delete_all_dependences, fixup_sched_groups): Update to use
9975 sd_* infrastructure.
9976 (sched_analyze_2): Create data-speculative dependency only if
9977 data-speculation is enabled.
9978 (sched_analyze_insn): If insn cannot be speculative, make all its
9979 dependencies non-speculative.
9980 (sched_analyze): Use sd_init_insn ().
9981 (add_forw_dep, compute_forward_dependencies): Remove.
9982 (delete_dep_nodes_in_back_deps): New static function.
9983 (sched_free_deps): New function.
9984 (init_dependency_caches): Init alloc_pools.
9985 (extend_depedency_caches): Update after removing of
9986 forward_dependency_cache.
9987 (free_dependency_caches): Ditto. Free alloc_pools.
9988 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9989 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9991 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9992 (add_dependence): Use init_dep ().
9993 (get_dep_weak_1): New static function.
9994 (get_dep_weak): Move logic to get_dep_weak_1 ().
9995 (dump_ds): New static function moved from haifa-sched.c:
9996 debug_spec_status ().
9997 (debug_ds): New debug function.
9998 (check_dep_status): Rename to check_dep (). Update to check whole
10001 * haifa-sched.c (spec_info): Make global.
10002 (added_recovery_block_p): Rename to
10003 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10004 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10005 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10006 to use new interfaces.
10007 (ok_for_early_queue_removal): Ditto.
10008 (schedule_block): Initialize logical uids of insns emitted by the
10010 (sched_init): Initialize new variable.
10011 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10013 (extend_global): Initialize insn data.
10014 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10015 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10017 (add_to_speculative_block): Update to use new interfaces.
10018 (create_recovery_block): Set new variables.
10019 (create_check_block_twin, fix_recovery_deps): Update to use new
10021 (sched_insn_is_legitimate_for_speculation_p): New function.
10022 (speculate_insn): Move checking logic to
10023 sched_insn_is_legitimate_for_speculation_p ().
10024 (sched_remove_insn): Finalize sched-deps information of instruction.
10025 (clear_priorities, add_jump_dependencies): Update to use new
10027 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10029 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10030 to use new interfaces.
10031 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10032 (new_ready): Try to use control speculation only if it is available.
10033 (add_branch_dependences): Update to use new interfaces.
10034 (compute_block_backward_dependences): Rename to
10035 compute_block_dependences (). Call
10036 targetm.sched.dependencies_evaluation_hook ().
10037 (free_block_dependencies): New static function.
10038 (debug_dependencies): Update to use new interfaces.
10039 (schedule_region): Remove separate computation of forward dependencies.
10040 Move call of targetm.sched.dependencies_evaluation_hook () to
10041 compute_block_dependences (). Free dependencies at the end of
10042 scheduling the region.
10044 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10046 (add_deps_for_risky_insns): Ditto.
10047 (schedule_ebb): Remove separate computation of forward dependencies.
10048 Free dependencies at the end of scheduling the ebb.
10050 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10051 (build_intra_loop_deps): Ditto. Remove separate computation of
10052 forward dependencies. Free sched-deps dependencies.
10054 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10055 to use new interfaces.
10056 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10058 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10060 (is_costly_group): Ditto.
10062 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10064 * alias.c (rtx_equal_for_memref_p): Constify.
10065 * basic-block.h (const_edge, const_basic_block): New.
10066 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10067 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10068 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10069 probably_never_executed_bb_p, edge_probability_reliable_p,
10070 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10071 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10073 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10074 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10076 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10077 flow_nodes_print, dfs_enumerate_from): Likewise.
10078 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10079 control_flow_insn_p, count_basic_blocks): Likewise.
10080 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10081 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10082 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10083 average_num_loop_insns, loop_exit_edge_p,
10084 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10085 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10086 average_num_loop_insns, seq_cost): Likewise.
10087 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10088 * dominance.c (dominated_by_p): Likewise.
10089 * emit-rtl.c (validate_subreg): Likewise.
10090 * except.c (can_throw_internal, can_throw_external): Likewise.
10091 * except.h (can_throw_internal, can_throw_external): Likewise.
10092 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10093 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10094 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10095 simple_mem, store_ops_ok, load_kills_store, find_loads,
10096 store_killed_in_insn, store_killed_after, store_killed_before,
10097 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10099 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10100 noce_mem_write_may_trap_or_fault_p): Likewise.
10101 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10103 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10105 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10106 probably_cold_bb_p, probably_never_executed_bb_p,
10107 edge_probability_reliable_p, br_prob_note_reliable_p,
10108 can_predict_insn_p): Likewise.
10109 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10110 * resource.c (return_insn_p): Likewise.
10111 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10113 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10114 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10115 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10116 verify_gimple_modify_stmt): Likewise.
10117 * tree-chrec.c (is_not_constant_evolution,
10118 is_multivariate_chrec_rec, is_multivariate_chrec,
10119 chrec_contains_symbols, chrec_contains_undetermined,
10120 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10121 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10122 eq_evolutions_p, scev_direction): Likewise.
10123 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10124 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10125 chrec_contains_symbols_defined_in_loop,
10126 chrec_contains_undetermined, tree_contains_chrecs,
10127 evolution_function_is_affine_multivariate_p,
10128 evolution_function_is_univariate_p, chrec_zerop,
10129 evolution_function_is_constant_p, evolution_function_is_affine_p,
10130 evolution_function_is_affine_or_constant_p,
10131 tree_does_not_contain_chrecs, chrec_type): Likewise.
10132 * tree-data-ref.c (tree_fold_divides_p,
10133 object_address_invariant_in_loop_p, dr_may_alias_p,
10134 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10135 same_access_functions, constant_access_functions,
10136 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10138 * tree-flow.h (scev_direction): Likewise.
10139 * tree-gimple.c (is_gimple_stmt): Likewise.
10140 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10142 * tree-pretty-print.c (op_prio): Likewise.
10143 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10144 analyzable_condition, backedge_phi_arg_p): Likewise.
10145 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10146 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10147 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10150 2007-08-13 Dan Hipschman <dsh@google.com>
10153 * c-format.c (check_format_arg): Move check for zero-length
10154 format strings below the check for unterminated strings.
10156 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10159 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10162 2007-08-13 Nick Clifton <nickc@redhat.com>
10164 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10166 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10169 * c-format.c (gcc_gfc_length_specs): New array.
10170 (gcc_gfc_char_table): Add unsigned specifier, and references to
10171 the l length modifier.
10172 (format_types_orig): Use the new gcc_gfc_length_specs.
10174 2007-08-12 Sa Liu <saliu@de.ibm.com>
10176 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10177 and with REG_RETVAL note after split.
10179 2007-08-11 David Daney <ddaney@avtrex.com>
10181 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10182 as ATTRIBUTE_UNUSED.
10184 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10185 Segher Boessenkool <segher@kernel.crashing.org>
10187 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10188 HAVE_LOCAL_CPU_DETECT not defined.
10190 2007-08-11 Jan Hubicka <jh@suse.cz>
10192 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10193 (cgraph_process_new_functions): Honor previous value of
10194 disregard_inline_limits.
10195 * ipa-inline.c (compute_inline_parameters): Likewise.
10197 2007-08-11 Ian Lance Taylor <iant@google.com>
10199 * alias.h (alias_set_type): Define new type.
10200 (ALIAS_SET_MEMORY_BARRIER): Use it.
10201 * rtl.h: Include alias.h.
10202 (struct mem_attrs): Use alias_set_type.
10203 * tree.h: Include alias.h
10204 (struct tree_type): Use alias_set_type.
10205 (struct tree_struct_field_tag): Likewise.
10206 (struct tree_decl_common): Likewise.
10207 * alias.c (struct alias_set_entry): Use alias_set_type.
10208 (get_alias_set_entry, alias_set_subset_of): Likewise.
10209 (alias_sets_conflict_p): Likewise.
10210 (alias_sets_must_conflict_p): Likewise.
10211 (objects_must_conflict_p): Likewise.
10212 (get_alias_set, new_alias_set): Likewise.
10213 (record_alias_subset, record_component_aliases): Likewise.
10214 (varargs_set, frame_set): Change to alias_set_type.
10215 (get_varargs_alias_set): Use alias_set_type.
10216 (get_frame_alias_set): Likewise.
10217 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10218 * dse.c (struct store_info): Use alias_set_type.
10219 (struct read_info, struct clear_alias_mode_holder): Likewise.
10220 (clear_alias_set_lookup, canon_address): Likewise.
10221 (record_store, check_mem_read_rtx): Likewise.
10222 (dse_record_singleton_alias_set): Likewise.
10223 (dse_invalidate_singleton_alias_set): Likewise.
10224 * emit-rtl.c (get_mem_attrs): Likewise.
10225 (set_mem_attributes_minus_bitpos): Likewise.
10226 (set_mem_alias_set): Likewise.
10227 * expr.c (store_constructor_field, store_field): Likewise.
10228 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10229 * langhooks.c (lhd_get_alias_set): Likewise.
10230 * langhooks-def.h (lhd_get_alias_set): Likewise.
10231 * reload1.c (alter_reg): Likewise.
10232 * tree-flow.h (struct fieldoff): Likewise.
10233 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10234 (may_alias_p, get_smt_for, create_sft): Likewise.
10235 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10236 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10237 (merge_smts_into): Likewise.
10238 * varasm.c (const_alias_set): Likewise.
10239 * c-common.c (strict_aliasing_warning): Likewise.
10240 (c_common_get_alias_set): Likewise.
10241 * dse.h (dse_record_singleton_alias_set): Update declaration.
10242 (dse_invalidate_singleton_alias_set): Likewise.
10243 * emit-rtl.h (set_mem_alias_set): Likewise.
10244 * c-common.h (c_common_get_alias_set): Likewise.
10245 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10246 * print-tree.c (print_node): Likewise.
10247 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10249 (alpha_setup_incoming_varargs): Use alias_set_type.
10250 * config/i386/i386.c (setup_incoming_varargs_64): Use
10252 (setup_incoming_varargs_ms_64): Likewise.
10253 (ix86_GOT_alias_set): Likewise.
10254 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10255 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10256 (set): Change to alias_set_type.
10257 (get_TOC_alias_set): Use alias_set_type.
10258 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10260 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10261 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10263 (struct_value_alias_set): Likewise.
10264 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10266 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10268 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10269 * config/vxworks.h (TARGET_VXWORKS): Override.
10270 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10271 "mips" if TARGET_VXWORKS.
10273 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10275 * calls.c (avoid_likely_spilled_reg): New function.
10276 (expand_call): Use it.
10278 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10280 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10282 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10284 * config/mips/predicates.md (const_call_insn_operand): Invoke
10285 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10287 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10290 * config/rs6000/driver-rs6000.c: Include link.h.
10291 Use ElfW instead of wordsize-specif typedef.
10293 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10295 * system.h (CONST_CAST): New.
10296 * c-decl.c (c_make_fname_decl): Use it.
10297 * c-lex.c (cb_ident, lex_string): Likewise.
10298 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10299 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10300 give_switch, set_multilib_dir): Likewise.
10301 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10302 * passes.c (execute_one_pass): Likewise.
10303 * prefix.c (update_path): Likewise.
10304 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10305 * tree.c (build_string): Likewise.
10307 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10309 * tree-flow-inline.h (is_exec_stmt): Remove.
10310 (is_label_stmt): Remove.
10311 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10314 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10316 * lower-subreg.c (resolve_shift_zext): Don't adjust
10317 src_reg_num for wordmode operands.
10319 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10320 David Ung <davidu@mips.com>
10322 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10323 (TARGET_SCHED_REORDER2): Define.
10324 (mips_maybe_swap_ready): New.
10325 (mips_last_74k_agen_insn): New.
10326 (mips_74k_agen_init): New.
10327 (mips_74k_agen_reorder): New function to group loads and stores
10328 in the ready queue.
10329 (mips_sched_init): New.
10330 (mips_sched_reorder): Don't do initialization here. Call
10331 mips_74k_agen_reorder.
10332 (mips_variable_issue): Call mips_74k_agen_init.
10334 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10336 * tree-flow-inline.h (get_filename): Remove.
10338 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10340 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10342 (mips_fetch_insns): Delete in favor of...
10343 (mips_load_store_insns): ...this new function.
10344 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10345 to say whether multiword moves _might_ be split.
10346 (mips_fetch_insns): Delete in favor of...
10347 (mips_load_store_insns): ...this new function.
10348 (mips_rtx_costs): Update the call to mips_address_insns.
10349 (mips_address_cost): Likewise.
10350 * config/mips/mips.md (length): Use mips_load_store_insns instead
10351 of mips_fetch_insns.
10352 * config/mips/constraints.md (R): Use mips_address_insns rather
10353 than mips_fetch_insns. Assume that the move never needs to be split.
10355 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10357 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10358 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10359 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10360 * config/mips/mips.h (mips16_hard_float): Delete.
10361 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10362 definitions, and replace with....
10363 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10364 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10365 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10366 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10367 (override_options): Replace MASK_SOFT_FLOAT references with
10368 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10369 and mips16_hard_float when TARGET_MIPS16.
10371 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10374 * c-typeck.c (build_binary_op): Check for non pointer types before
10375 calling int_fits_type_p.
10377 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10379 PR middle-end/32813
10380 * fold-const.c (omit_one_operand): Return only the ommitted expression
10381 if the result is an empty statement.
10382 (pedantic_omit_one_operand): Likewise.
10384 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10386 * c-typeck.c (readonly_error): Improve error for assignment.
10388 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10390 (pp_c_expression): Ditto.
10392 2007-08-09 Simon Baldwin <simonb@google.com>
10394 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10395 break that was preventing simplify_associative_operation() for xor.
10397 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10398 Nigel Stephens <nigel@mips.com>
10400 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10401 Document change in interpretation of value from boolean to
10403 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10404 ffs and ctz using clz.
10405 (expand_unop): Call them.
10406 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10408 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10409 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10410 enable the new ffs expansion on this target.
10412 2007-08-09 Jan Hubicka <jh@suse.cz>
10414 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10415 (expand_ternary_op): Likewise.
10416 (expand_vec_shift_expr): Likewise.
10417 (expand_binop_directly): Likewise.
10418 (expand_binop): Likewise.
10419 (sign_expand_binop): Likewise.
10420 (expand_twoval_unop): Likewise.
10421 (expand_twoval_binop): Likewise.
10422 (expand_twoval_binop_libfunc): Likewise.
10423 (widen_clz): Likewise.
10424 (widen_bswap): Likewise.
10425 (expand_parity): Likewise.
10426 (expand_unop): Likewise.
10427 (expand_abs_nojump): Likewise.
10428 (expand_copysign): Likewise.
10429 (emit_no_conflict_block): Likewise.
10430 (emit_libcall_block): Likewise.
10431 (can_compare_p): Likewise.
10432 (prepare_cmp_insn): Likewise.
10433 (emit_cmp_and_jump_insn_1): Likewise.
10434 (prepare_float_lib_cmp): Likewise.
10435 (emit_conditional_add): Likewise.
10436 (gen_add2_insn): Likewise.
10437 (have_add2_insn): Likewise.
10438 (gen_sub2_insn): Likewise.
10439 (have_sub2_insn): Likewise.
10440 (can_extend_p): Likewise.
10441 (can_fix_p): Likewise.
10442 (can_float_p): Likewise.
10443 (expand_float): Likewise.
10444 (expand_fix): Likewise.
10445 (expand_sfix_optab): Likewise.
10446 (new_optab): Likewise.
10447 (new_convert_optab): Likewise.
10448 (init_libfuncs): Likewise.
10449 (init_interclass_conv_libfuncs): Likewise.
10450 (init_intraclass_conv_libfuncs): Likewise.
10451 (set_conv_libfunc): Likewise.
10452 (init_optabs): Likewise.
10453 (debug_optab_libfuncs): Likewise.
10454 (gen_cond_trap): Likewise.
10455 * optabs.h (optab_handler, convert_optab_hanlder): New.
10456 * genopinit.c: Update optabs generation table.
10457 * reload.c (find_reloads_address_1): Use optabs accestors.
10458 * builtins.c (expand_builtin_mathfn): Likewise.
10459 (expand_builtin_mathfn_2): Likewise.
10460 (expand_builtin_mathfn_3): Likewise.
10461 (expand_builtin_interclass_mathfn): Likewise.
10462 (expand_builtin_sincos): Likewise.
10463 (expand_builtin_cexpi): Likewise.
10464 (expand_builtin_powi): Likewise.
10465 (expand_builtin_strlen): Likewise.
10466 * dojump.c (do_jump): Likewise.
10467 * expr.c (convert_move): Likewise.
10468 (move_by_pieces): Likewise.
10469 (move_by_pieces_ninsns): Likewise.
10470 (can_store_by_pieces): Likewise.
10471 (store_by_pieces_1): Likewise.
10472 (emit_move_via_integer): Likewise.
10473 (emit_move_complex): Likewise.
10474 (emit_move_ccmode): Likewise.
10475 (emit_move_insn_1): Likewise.
10476 (emit_single_push_insn): Likewise.
10477 (store_constructor): Likewise.
10478 (expand_expr_real_1): Likewise.
10479 (do_store_flag): Likewise.
10480 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10481 (enumerate_modes): Likewise.
10482 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10483 (supportable_widening_operation): Likewise.
10484 (supportable_narrowing_operation): Likewise.
10485 * expmed.c (store_bit_field_1): Likewise.
10486 (extract_bit_field_1): Likewise.
10487 (expand_mult_highpart_optab): Likewise.
10488 (expand_smod_pow2): Likewise.
10489 (expand_divmod): Likewise.
10490 (emit_store_flag): Likewise.
10491 * tree-vect-patterns.c
10492 (vect_pattern_recog_1): Likewise.
10493 * tree-ssa-loop-prefetch.c
10494 (nontemporal_store_p): Likewise.
10495 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10496 (vect_create_epilog_for_reduction): Likewise.
10497 (vectorizable_reduction): Likewise.
10498 (vectorizable_operation): Likewise.
10499 (vect_strided_store_supported): Likewise.
10500 (vectorizable_store): Likewise.
10501 (vect_strided_load_supported): Likewise.
10502 (vectorizable_load): Likewise.
10503 * combine.c (simplify_comparison): Likewise.
10504 * tree-vect-generic.c
10505 (type_for_widest_vector_mode): Likewise.
10506 (expand_vector_operations_1): Likewise.
10507 * config/spu/spu.c (spu_expand_mov): Likewise.
10508 (spu_emit_vector_compare): Likewise.
10509 * config/rs6000/rs6000.c
10510 (rs6000_emit_vector_compare): Likewise.
10511 * stmt.c (add_case_node): Likewise.
10512 * reload1.c (gen_reload):
10514 2007-08-09 Michael Matz <matz@suse.de>
10516 * tree.h (fixed_zerop): Declare as taking a const_tree.
10517 * tree.c (fixed_zerop): Take a const_tree.
10519 2007-08-09 Ira Rosen <irar@il.ibm.com>
10521 * tree-vect-transform.c (vectorizable_store): Remove call to
10522 copy_virtual_operands() and call mark_symbols_for_renaming() for
10523 the created vector store.
10524 (vect_setup_realignment): Don't call copy_virtual_operands() and
10525 update_vuses_to_preheader().
10526 (vectorizable_load): Don't call copy_virtual_operands().
10527 (update_vuses_to_preheader): Remove.
10529 2007-08-08 Chao-ying Fu <fu@mips.com>
10531 * tree.def (FIXED_POINT_TYPE): New type.
10532 (FIXED_CST): New constant.
10533 (FIXED_CONVERT_EXPR): New expr.
10534 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10535 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10536 * tree.h (struct tree_base): Add saturating_flag.
10537 Remove one bit of spare for saturating_flag.
10538 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10539 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10540 FIXED_POINT_TYPE_P): Define.
10541 (TYPE_SATURATING): Define.
10542 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10543 (struct tree_fixed_cst): New.
10544 (TYPE_IBIT, TYPE_FBIT): Define.
10545 (tree_node): Add fixed_cst.
10546 (enum tree_index): Add new enumeration values of
10547 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10548 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10549 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10550 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10551 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10552 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10553 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10554 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10555 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10556 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10557 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10558 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10559 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10560 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10561 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10562 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10563 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10564 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10565 (sat_short_fract_type_node, sat_fract_type_node,
10566 sat_long_fract_type_node, sat_long_long_fract_type_node,
10567 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10568 sat_unsigned_long_fract_type_node,
10569 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10570 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10571 unsigned_short_fract_type_node, unsigned_fract_type_node,
10572 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10573 sat_short_accum_type_node, sat_accum_type_node,
10574 sat_long_accum_type_node, sat_long_long_accum_type_node,
10575 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10576 sat_unsigned_long_accum_type_node,
10577 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10578 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10579 unsigned_short_accum_type_node, unsigned_accum_type_node,
10580 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10581 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10582 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10583 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10584 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10585 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10586 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10587 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10588 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10589 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10590 sat_uda_type_node, sat_uta_type_node): New macro.
10591 (make_fract_type, make_accum_type): Declare.
10592 (make_signed_fract_type, make_unsigned_fract_type,
10593 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10594 make_signed_accum_type, make_unsigned_accum_type,
10595 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10596 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10597 make_or_reuse_sat_signed_fract_type,
10598 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10599 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10600 make_or_reuse_sat_unsigned_accum_type): New macro.
10601 (fixed_zerop): Declare.
10602 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10603 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10604 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10605 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10606 * treestruct.def: Add TS_FIXED_CST.
10607 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10608 (tree.o): Likewise.
10609 (tree-dump.o): Likewise.
10610 (print-tree.o): Likewise.
10611 (tree-pretty-print.o): Likewise.
10612 (fold-const.o): Likewise.
10613 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10614 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10615 (is_gimple_min_invariant): Handle FIXED_CST.
10616 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10617 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10618 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10619 (layout_type): Handle FIXED_POINT_TYPE.
10620 (make_fract_type, make_accum_type): New functions.
10621 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10622 * tree-dump.c (fixed-value.h): New include.
10623 (dump_fixed): New function.
10624 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10625 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10626 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10627 * tree-pretty-print.c (fixed-value.h): New include.
10628 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10629 FIXED_CONVERT_EXPR.
10630 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10631 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10632 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10633 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10634 for non-saturating fixed-point types.
10635 (reassociate_bb): Likewise.
10636 * emit-rtl.c (fixed-value.h): New include.
10637 (fconst0, fconst1): New array.
10638 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10639 * tree-vect-generic.c expand_vector_operation): Support
10640 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10641 MODE_VECTOR_UACCUM.
10642 (type_for_widest_vector_mode): Add one parameter for the
10644 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10646 Pass the satp parameter to type_for_mode for fixed-point types.
10647 (expand_vector_operations_1): Pass the saturating flag to
10648 type_for_widest_vector_mode.
10649 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10650 and MODE_VECTOR_UACCUM.
10651 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10652 (vectorizable_condition): Likewise.
10653 * tree.c (fixed-value.h): New include.
10654 (tree_code_size): Support FIXED_CST.
10655 (build_fixed): New function.
10656 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10657 (fixed_zerop): New function.
10658 (tree_node_structure): Support FIXED_CST.
10659 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10660 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10661 (type_hash_eq): Handle FIXED_POINT_TYPE.
10662 (simple_cst_equal): Support FIXED_CST.
10663 (iterative_hash_expr): Handle FIXED_CST.
10664 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10665 (get_narrower): Likewise.
10666 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10667 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10668 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10669 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10671 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10672 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10673 (initializer_zerop): Support FIXED_CST.
10674 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10675 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10676 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10677 (is_base_type): Handle FIXED_POINT_TYPE.
10678 (add_type_attribute): Handle FIXED_POINT_TYPE.
10679 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10680 * print-tree.c (fixed-value.h): New include.
10681 (print_node_brief): Support FIXED_CST.
10682 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10683 * c-pretty-print.c (fixed-value.h): New include.
10684 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10685 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10686 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10687 Support fixed-point types for inner items in VECTOR_TYPE.
10688 (pp_c_direct_declarator): Likewise.
10689 (pp_c_declarator): Likewise.
10690 (pp_c_fixed_constant): New function.
10691 (pp_c_constant): Handle FIXED_CST.
10692 (pp_c_primary_expression): Likewise.
10693 (pp_c_expression): Likewise.
10694 * fold-const.c (fixed-value.h): New include.
10695 (negate_expr_p): Return true for FIXED_CST.
10696 (fold_negate_expr): Support FIXED_CST.
10697 (split_tree): Support FIXED_CST.
10698 (const_binop): Support FIXED_CST.
10699 (fold_convert_const_int_from_fixed): New function to convert from
10701 (fold_convert_const_real_from_fixed): New function to convert from
10703 (fold_convert_const_fixed_from_fixed): New function to convert from
10704 fixed to another fixed.
10705 (fold_convert_const_fixed_from_int): New function to convert from
10707 (fold_convert_const_fixed_from_real): New function to convert from
10709 (fold_convert_const): Support conversions from fixed to int, from
10710 fixed to real, from fixed to fixed, from int to fixed, and from real
10712 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10713 (operand_equal_p): Support FIXED_CST.
10714 (make_range): For fixed-point modes, we need to pass the
10715 saturating flag as the 2nd parameter.
10716 (tree_swap_operands_p): Handle FIXED_CST.
10717 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10719 (fold_unary): Support FIXED_CONVERT_EXPR.
10720 (fold_binary): Handle FIXED_CST.
10721 Make sure the type is not saturating, before associating operations.
10722 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10723 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10724 (fold_negate_const): Support FIXED_CST.
10725 (fold_relational_const): Support FIXED_CST.
10726 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10727 (gimplify_expr): Handle FIXED_CST.
10728 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10729 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10730 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10731 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10732 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10733 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10734 LONG_LONG_ACCUM_TYPE_SIZE.
10735 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10736 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10737 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10738 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10739 MODE_ACCUM, and MODE_UACCUM.
10740 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10741 fixed-point types to disable reduction.
10742 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10744 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10746 * config/rs6000/x-rs6000: New file.
10747 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10748 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10749 (EXTRA_SPEC_FUNCTIONS): Define.
10750 (HAVE_LOCAL_CPU_DETECT): Define.
10751 (CC1_CPU_SPEC): Define.
10752 * config/rs6000/driver-rs6000.c: New file.
10753 * config/rs6000/aix.h (CC1_SPEC): Define.
10754 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10755 * config.host: Add x-rs6000 to host_xmake_file if host and target
10756 are rs6000 or powerpc.
10758 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10760 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10762 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10763 Sandra Loosemore <sandra@codesourcery.com>
10764 Chao-ying Fu <fu@mips.com>
10765 Nigel Stephens <nigel@mips.com>
10766 David Ung <davidu@mips.com>
10768 * doc/invoke.texi (-mcode-readable): Document.
10769 * config/mips/mips.opt (mcode-readable): New option.
10770 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10771 * config/mips/mips.h (mips_code_readable_setting): New enum.
10772 (mips_code_readable): Declare.
10773 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10774 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10775 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10776 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10777 boiler-plate comments.
10778 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10779 * config/mips/mips.c (mips_code_readable): New variable.
10780 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10781 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10782 context and -mcode-readable setting to restrict the use of
10783 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10784 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10785 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10786 (mips_blocks_for_constant_p): Only return false for
10787 TARGET_MIPS16_PCREL_LOADS.
10788 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10789 for MIPS16. Handle SYMBOL_32_HIGH.
10790 (mips_const_insns): Allow HIGHs for MIPS16 too.
10791 (mips_unspec_address_offset): New function, split out from...
10792 (mips_unspec_address): ...here.
10793 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10794 16-bit symbolic constants. Assert approropiate conditions for
10795 using the "la" and "dla" macros.
10796 (mips_handle_option): Handle -mcode-readable=.
10797 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10798 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10799 (mips_strip_unspec_address): New function, split out from...
10800 (print_operand_reloc): ...here.
10801 (print_operand): Pass constants through mips_strip_unspec_address.
10802 (print_operand_address): Likewise.
10803 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10804 (mips_select_rtx_section): Remove MIPS16 handling.
10805 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10806 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10807 (mips16_lay_out_constants): Do nothing unless
10808 TARGET_MIPS16_PCREL_LOADS.
10809 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10810 * config/mips/mips.md: Split HIGHs for MIPS16.
10811 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10813 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10815 * config/mips/mips-protos.h (mips_emit_move): Declare.
10816 * config/mips/mips.c (mips_emit_move): New function.
10817 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10818 (mips_legitimize_const_move): Likewise.
10819 (mips_legitimize_move): Likewise.
10820 (mips_split_64bit_move): Likewise.
10821 (mips_restore_gp): Likewise.
10822 (mips_load_call_address): Likewise.
10823 (mips_emit_fcc_reload): Likewise.
10824 (mips_set_return_address): Likewise.
10825 (mips_block_move_straight): Likewise.
10826 (mips_block_move_loop): Likewise.
10827 (mips_setup_incoming_varargs): Likewise.
10828 (mips_save_reg): Likewise.
10829 (mips_expand_prologue): Likewise.
10830 (mips_restore_reg): Likewise.
10831 (mips_expand_epilogue): Likewise.
10832 (mips_output_mi_thunk): Likewise.
10833 (build_mips16_call_stub): Likewise.
10834 (mips_builtin_branch_and_move): Likewise.
10835 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10836 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10837 (fixuns_truncdfdi2): Likewise.
10838 (fixuns_truncsfsi2): Likewise.
10839 (fixuns_truncsfdi2): Likewise.
10840 (loadgp_absolute): Likewise.
10841 (builtin_setjmp_setup): Likewise.
10842 (builtin_longjmp): Likewise.
10843 (untyped_call): Likewise.
10845 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10847 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10848 an "rtx *" argument. Return a bool.
10849 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10850 values and return true if they can be split. Take the same kind of
10851 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10852 and store the lo_sum there if nonnull. Use the symbol type to
10853 determine whether a $gp or HIGH is needed.
10854 (mips_legitimize_address): Update call to mips_split_symbol and
10855 simplify accordingly.
10856 (mips_legitimize_const_move): Likewise.
10857 * config/mips/mips.md: In the combine define_split,
10858 check mips_split_symbol instead of splittable_symbolic_operand.
10859 Update use of mips_split_symbol in the generator code.
10860 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10862 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10864 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10865 (mips_symbol_insns_1): New function, split out from...
10866 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10867 and stores separately from load addresses.
10868 (mips_classify_address): Replace uses of mips_symbolic_address_p
10869 with uses of mips_symbol_insns.
10870 (mips_address_insns): Update calls to mips_symbol_insns.
10871 (mips_const_insns): Likewise.
10872 (mips_legitimize_address): Likewise.
10874 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10876 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10877 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10878 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10879 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10880 non-call contexts if TARGET_MIPS16.
10881 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10882 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10883 code for SYMBOL_ABSOLUTE.
10884 (mips_symbol_insns): Likewise.
10886 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10888 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10889 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10890 (mips_symbolic_constant_p): Likewise. Update the call to
10891 mips_classify_symbol.
10892 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10893 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10894 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10895 (print_operand_reloc): Add a context argument. Update the call to
10896 mips_symbolic_constant_p.
10897 (print_operand): Update the calls to print_operand_reloc.
10898 (print_operand_address): Use print_operand_reloc rather than
10900 (mips_rewrite_small_data_p): Add a context argument. Update the call
10901 to mips_symbolic_constant_p.
10902 (mips_small_data_pattern_1): Make DATA the containing mem.
10903 Update the call to mips_rewrite_small_data_p.
10904 (mips_rewrite_small_data_1): Likewise.
10905 (mips_use_anchors_for_symbol_p): Update the call to
10906 mips_symbolic_constant_p.
10907 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10908 (splittable_symbolic_operand): Likewise.
10909 (move_operand): Likewise.
10910 (absolute_symbolic_operand): Likewise.
10911 (got_disp_operand): Likewise.
10912 (got_page_ofst_operand): Likewise.
10914 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10916 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10917 (SYMBOL_ABSOLUTE): ...this.
10918 (SYMBOL_SMALL_DATA): Rename to...
10919 (SYMBOL_GP_RELATIVE): ...this.
10920 (SYMBOL_CONSTANT_POOL): Rename to...
10921 (SYMBOL_PC_RELATIVE): ...this.
10922 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10923 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10924 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10925 after above changes.
10926 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10927 (general_symbolic_operand): Rename to...
10928 (absolute_symbolic_operand): ...this.
10929 * config/mips/mips.md: Update after above changes.
10931 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10932 Revital Eres <eres@il.ibm.com>
10934 * ddg.c (print_ddg): Add dump information.
10935 * modulo-sched.c (print_node_sched_params): Add parameter and
10937 (calculate_maxii): Remove function.
10938 (undo_generate_reg_moves): Likewise.
10939 (undo_permute_partial_schedule): Likewise.
10940 (kernel_number_of_cycles): Likewise.
10941 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10942 (sms_schedule): Use it. Remove profitability checks.
10943 (sms_schedule_by_order): Fix order of nodes within the cycle.
10945 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10947 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10948 -profile option, add pie support.
10949 (ENDFILE_SPEC): New spec.
10950 * config/gnu.h (LIB_SPEC): Add -profile option.
10952 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10954 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10955 * config/gnu.h (LIB_SPEC): Likewise.
10957 2007-08-07 Yaz Saito <saito@google.com>
10958 Ian Lance Taylor <iant@google.com>
10960 * common.opt (finstrument-functions-exclude-function-list): New
10962 (finstrument-functions-exclude-file-list): New option.
10963 * opts.c (char_p): Define and DEF_VEC.
10964 (flag_instrument_functions_exclude_functions): New static
10966 (flag_instrument_functions_exclude_files): New static variable.
10967 (add_instrument_functions_exclude_list): New static function.
10968 (flag_instrument_functions_exclude_p): New function.
10969 (common_handle_option): Handle new options.
10970 * flags.h (flag_instrument_functions_exclude_p): Declare.
10971 * gimplify.c (gimplify_function_tree): Call
10972 flag_instrument_functions_exclude_p.
10973 * doc/invoke.texi (Option Summary): Mention new options.
10974 (Code Gen Options): Document new options.
10976 2007-08-07 Ian Lance Taylor <iant@google.com>
10978 PR rtl-optimization/32776
10979 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10980 (resolve_use): Likewise.
10981 (decompose_multiword_subregs): Remove "changed" local variable.
10983 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10985 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10986 * configure: Regenerate.
10987 * config.in: Regenerate.
10988 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10991 2007-08-07 Ian Lance Taylor <iant@google.com>
10993 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10994 note, just delete the insn.
10996 2007-08-07 Andreas Schwab <schwab@suse.de>
10999 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11002 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11004 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11005 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11006 (decompose_multiword_subregs): Use the functions above to decompose
11007 multiword shifts and zero-extends.
11009 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11011 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11012 "assemble" descriptions which were swapped.
11014 2007-08-06 Chao-ying Fu <fu@mips.com>
11016 * fixed-value.h: New file.
11017 * fixed-value.c: New file.
11018 * Makefile.in (OBJS-common): Add fixed-value.o.
11019 (fixed-value.o): New rule.
11020 (GTFILES): Add fixed-value.h.
11021 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11022 to compare a.low and b.low.
11023 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11025 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11026 Daniel Jacobowitz <dan@codesourcery.com>
11029 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11031 (x86_64-*-netbsd*): Likewise.
11032 (x86_64-*-linux*): Likewise.
11033 (x86_64-*-kfreebsd*-gnu): Likewise.
11034 (x86_64-*-knetbsd*-gnu): Likewise.
11035 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11037 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11039 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11040 Add -fno-asynchronous-unwind-tables.
11042 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11043 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11044 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11045 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11046 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11048 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11050 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11051 (TARGET_C_MODE_FOR_SUFFIX): New.
11053 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11055 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11057 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11059 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11061 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11063 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11064 before checking function returns in conditional expressions.
11066 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11069 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11071 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11073 PR middle-end/32988
11074 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11075 for INTEGRAL_TYPE_P.
11077 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11079 * configure.ac: Remove --enable-checking=df from default settings.
11080 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11081 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11082 if the parameter is true.
11083 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11084 DF_VERIFY_SCHEDULED flag is true.
11085 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11086 (df_finish_pass): Adjust prototype.
11087 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11090 * see.c (pass_see): Add TODO_df_verify.
11091 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11092 * global.c (rest_of_handle_global_alloc): Schedule verification
11094 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11096 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11097 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11098 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11100 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11101 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11102 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11104 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11105 Revital Eres <eres@il.ibm.com>
11107 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11109 * ddg.c (create_ddg_dependence): Rename to...
11110 (create_ddg_dep_from_intra_loop_link): This. Do not check
11111 for interloop edges. Do not create anti dependence edge when
11112 a true dependence edge exists in the opposite direction and
11113 -fmodulo-sched-allow-regmoves is set.
11114 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11115 (add_cross_iteration_register_deps): Create anti dependence edge
11116 when -fno-modulo-sched-allow-regmoves is set.
11117 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11119 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11121 * config/arm/arm.md (movsi): Add braces.
11123 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11125 PR middle-end/32780
11126 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11127 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11130 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11132 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11133 state accessor functions.
11134 * cfgloopmanip.c (remove_path, create_preheaders,
11135 force_single_succ_latches, fix_loop_structure): Ditto.
11136 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11137 tree_duplicate_loop_to_header_edge): Ditto.
11138 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11139 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11141 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11142 cleanup_tree_cfg): Ditto.
11143 * tree-cfg.c (tree_merge_blocks): Ditto.
11144 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11145 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11146 loop_preheader_edge, single_exit): Ditto.
11147 (flow_loops_find): Do not clear loops->state.
11148 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11149 loops_state_clear): New functions.
11151 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11153 PR middle-end/32399
11154 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11155 when adding to the base and convert ELT to sizetype instead of type.
11157 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11159 PR middle-end/32304
11160 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11161 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11163 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11165 PR middle-end/32935
11166 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11167 correct type the negate expression.
11169 2007-08-03 Jan Hubicka <jh@suse.cz>
11171 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11174 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11176 * config/rs6000/rs6000.c (struct processor_cost): Change
11177 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11178 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11180 (rios1_costs, rios2_cost): Correct cache line size.
11181 (rs6000_override_options): Set l2-cache-size parameter.
11183 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11184 Diego Novillo <dnovillo@google.com>
11187 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11188 if the range includes 0.
11190 2007-08-03 Ben Elliston <bje@au.ibm.com>
11192 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11193 mode to unspec expressions to silence a warning from the generator
11196 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11198 * config/ia64/constraints.md ("U"): Make constraint vector only.
11200 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11202 PR middle-end/25446
11203 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11204 always_inline attribute on the function decl.
11206 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11208 PR middle-end/25445
11209 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11210 if we are compiling with -fPIC.
11212 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11213 Nigel Stephens <nigel@mips.com>
11215 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11216 Define for MIPS32 and MIPS64.
11218 2007-08-02 Nick Clifton <nickc@redhat.com>
11220 * config/host-hpux.c: Change copyright header to refer to version
11221 3 of the GNU General Public License and to point readers at the
11222 COPYING3 file and the FSF's license web page.
11223 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11224 config/alpha/linux.h, config/alpha/alpha.opt,
11225 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11226 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11227 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11228 config/alpha/alpha.h, config/alpha/sync.md,
11229 config/alpha/openbsd.h, config/alpha/alpha.md,
11230 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11231 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11232 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11233 config/alpha/constraints.md, config/alpha/osf.h,
11234 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11235 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11236 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11237 config/frv/frv-asm.h, config/frv/frv-protos.h,
11238 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11239 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11240 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11241 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11242 config/s390/s390.opt, config/s390/s390-modes.def,
11243 config/s390/fixdfdi.h, config/s390/constraints.md,
11244 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11245 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11246 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11247 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11248 config/m32c/prologue.md, config/m32c/m32c.abi,
11249 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11250 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11251 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11252 config/m32c/jump.md, config/m32c/shift.md,
11253 config/m32c/m32c-protos.h, config/libgloss.h,
11254 config/spu/spu-protos.h, config/spu/predicates.md,
11255 config/spu/spu-builtins.h, config/spu/spu.c,
11256 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11257 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11258 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11259 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11260 config/sparc/hypersparc.md, config/sparc/predicates.md,
11261 config/sparc/linux.h, config/sparc/sp64-elf.h,
11262 config/sparc/supersparc.md, config/sparc/cypress.md,
11263 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11264 config/sparc/niagara.md, config/sparc/sparc.md,
11265 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11266 config/sparc/sparc.opt, config/sparc/sync.md,
11267 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11268 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11269 config/sparc/sparc.c, config/sparc/little-endian.opt,
11270 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11271 config/sparc/linux64.h, config/sparc/freebsd.h,
11272 config/sparc/sol2.h, config/sparc/rtemself.h,
11273 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11274 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11275 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11276 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11277 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11278 config/m32r/linux.h, config/m32r/constraints.md,
11279 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11280 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11281 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11282 config/i386/i386.md, config/i386/netware-crt0.c,
11283 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11284 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11285 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11286 config/i386/sol2.h, config/i386/constraints.md,
11287 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11288 config/i386/predicates.md, config/i386/geode.md,
11289 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11290 config/i386/freebsd64.h, config/i386/vxworksae.h,
11291 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11292 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11293 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11294 config/i386/netware.h, config/i386/i386-modes.def,
11295 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11296 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11297 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11298 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11299 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11300 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11301 config/i386/xm-mingw32.h, config/i386/linux64.h,
11302 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11303 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11304 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11305 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11306 config/i386/cygwin2.c, config/i386/i386-protos.h,
11307 config/i386/sync.md, config/i386/openbsd.h,
11308 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11309 config/i386/nto.h, config/i386/biarch64.h,
11310 config/i386/i386-coff.h, config/i386/freebsd.h,
11311 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11312 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11313 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11314 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11315 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11316 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11317 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11318 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11319 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11320 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11321 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11322 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11323 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11324 config/sh/superh64.h, config/sh/rtemself.h,
11325 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11326 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11327 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11328 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11329 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11330 config/avr/predicates.md, config/avr/constraints.md,
11331 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11332 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11333 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11334 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11335 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11336 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11337 config/c4x/predicates.md, config/c4x/c4x.h,
11338 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11339 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11340 config/xtensa/linux.h, config/xtensa/xtensa.h,
11341 config/xtensa/elf.h, config/xtensa/xtensa.md,
11342 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11343 config/xtensa/xtensa-protos.h, config/dbx.h,
11344 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11345 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11346 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11347 config/host-solaris.c, config/fr30/fr30.h,
11348 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11349 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11350 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11351 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11352 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11353 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11354 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11355 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11356 config/cris/predicates.md, config/cris/linux.h,
11357 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11358 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11359 config/cris/aout.opt, config/cris/cris-protos.h,
11360 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11361 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11362 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11363 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11364 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11365 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11366 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11367 config/chorus.h, config/mn10300/mn10300.c,
11368 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11369 config/mn10300/mn10300.h, config/mn10300/linux.h,
11370 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11371 config/mn10300/mn10300.md, config/ia64/predicates.md,
11372 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11373 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11374 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11375 config/ia64/freebsd.h, config/ia64/ia64.md,
11376 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11377 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11378 config/gofast.h, config/rtems.h, config/sol2-10.h,
11379 config/m68k/predicates.md, config/m68k/m68k.md,
11380 config/m68k/linux.h, config/m68k/m68k-modes.def,
11381 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11382 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11383 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11384 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11385 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11386 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11387 config/m68k/constraints.md, config/m68k/rtemself.h,
11388 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11389 config/m68k/uclinux.h, config/rs6000/power4.md,
11390 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11391 config/rs6000/linux.h, config/rs6000/eabi.h,
11392 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11393 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11394 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11395 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11396 config/rs6000/windiss.h, config/rs6000/603.md,
11397 config/rs6000/aix41.h, config/rs6000/cell.md,
11398 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11399 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11400 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11401 config/rs6000/default64.h, config/rs6000/7xx.md,
11402 config/rs6000/darwin.opt, config/rs6000/spe.md,
11403 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11404 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11405 config/rs6000/7450.md, config/rs6000/linux64.h,
11406 config/rs6000/constraints.md, config/rs6000/440.md,
11407 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11408 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11409 config/rs6000/rs6000.h, config/rs6000/power6.md,
11410 config/rs6000/predicates.md, config/rs6000/altivec.md,
11411 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11412 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11413 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11414 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11415 config/rs6000/linux64.opt, config/rs6000/sync.md,
11416 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11417 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11418 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11419 config/rs6000/eabispe.h, config/rs6000/e500.h,
11420 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11421 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11422 config/rs6000/aix.h, config/rs6000/vxworks.h,
11423 config/rs6000/40x.md, config/rs6000/aix51.h,
11424 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11425 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11426 config/arc/arc.h, config/mcore/mcore-elf.h,
11427 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11428 config/mcore/mcore.md, config/mcore/mcore.c,
11429 config/mcore/mcore.opt, config/mcore/mcore.h,
11430 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11431 config/score/predicates.md, config/score/score-version.h,
11432 config/score/score-protos.h, config/score/misc.md,
11433 config/score/elf.h, config/score/score.c, config/score/mac.md,
11434 config/score/score7.md, config/score/score.h,
11435 config/score/score-conv.h, config/score/score-mdaux.c,
11436 config/score/score.md, config/score/score.opt,
11437 config/score/score-modes.def, config/score/score-mdaux.h,
11438 config/score/mul-div.S, config/arm/uclinux-elf.h,
11439 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11440 config/arm/symbian.h, config/arm/linux-elf.h,
11441 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11442 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11443 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11444 config/arm/strongarm-pe.h, config/arm/arm.h,
11445 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11446 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11447 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11448 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11449 config/arm/arm-cores.def, config/arm/arm-protos.h,
11450 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11451 config/arm/wince-pe.h, config/arm/neon.md,
11452 config/arm/constraints.md, config/arm/neon.ml,
11453 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11454 config/arm/arm.opt, config/arm/arm926ejs.md,
11455 config/arm/predicates.md, config/arm/iwmmxt.md,
11456 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11457 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11458 config/arm/neon-testgen.ml, config/arm/arm.md,
11459 config/arm/xscale-coff.h, config/arm/pe.c,
11460 config/arm/arm-generic.md, config/arm/pe.h,
11461 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11462 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11463 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11464 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11465 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11466 config/pa/predicates.md, config/pa/pa64-hpux.h,
11467 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11468 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11469 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11470 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11471 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11472 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11473 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11474 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11475 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11476 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11477 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11478 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11479 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11480 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11481 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11482 config/mips/linux64.h, config/mips/elforion.h,
11483 config/mips/constraints.md, config/mips/generic.md,
11484 config/mips/predicates.md, config/mips/4300.md,
11485 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11486 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11487 config/mips/5k.md, config/mips/vr4120-div.S,
11488 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11489 config/mips/mips-protos.h, config/mips/6000.md,
11490 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11491 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11492 config/mips/mips-modes.def, config/mips/vr.h,
11493 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11494 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11495 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11496 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11497 config/vax/openbsd1.h, config/vax/netbsd.h,
11498 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11499 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11500 config/h8300/rtems.h, config/h8300/predicates.md,
11501 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11502 config/h8300/h8300.md, config/h8300/h8300.opt,
11503 config/h8300/coff.h, config/h8300/h8300-protos.h,
11504 config/v850/v850.md, config/v850/predicates.md,
11505 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11506 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11507 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11508 config/mmix/mmix.h, config/mmix/predicates.md,
11509 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11510 config/mmix/mmix.c, config/mmix/mmix.opt,
11511 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11512 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11513 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11514 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11517 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11519 * emit-rtl.c (reset_used_decls): Rename to...
11520 (set_used_decls): ...this. Set the used flag rather than clearing it.
11521 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11522 DECL_RTLs rather than resetting them.
11524 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11526 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11528 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11530 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11531 argument to find_reloads_address.
11533 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11535 PR tree-optimization/32919
11536 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11537 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11538 (coalesce_ssa_name): Call it.
11540 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11541 David Ung <davidu@mips.com>
11543 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11544 (__mips16_unorddf2, __mips16_floatunsidf): New.
11545 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11547 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11549 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11551 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11552 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11553 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11554 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11555 * omp-low.c (get_ws_args_for, determine_parallel_type,
11556 expand_omp_for_generic, expand_omp_for_static_nochunk,
11557 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11558 Work with more precise CFG.
11559 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11560 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11562 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11563 * gimple-low.c (lower_stmt): Ditto.
11564 * tree-inline.c (estimate_num_insns_1): Ditto.
11565 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11566 (OMP_SECTIONS_SWITCH): New.
11567 * tree-cfgcleanup.c (cleanup_omp_return): New.
11568 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11569 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11570 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11571 (tree_redirect_edge_and_branch): Handle omp constructs.
11573 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11574 with three arguments.
11576 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11578 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11579 in loop closed ssa.
11581 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11583 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11584 the loop structures may need fixing.
11585 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11587 (cleanup_tree_cfg_loop): Removed.
11588 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11589 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11590 instead of running cleanup_tree_cfg_loop.
11591 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11592 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11593 (tree_predictive_commoning): Declaration changed.
11594 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11596 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11598 * doc/invoke.texi (l1-cache-size): Update documentation.
11599 (l2-cache-size): Document.
11600 * params.h (L2_CACHE_SIZE): New macro.
11601 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11602 that L1_CACHE_SIZE is in kB now.
11603 (L2_CACHE_SIZE_BYTES): New macro.
11604 (tree_ssa_prefetch_arrays): Show size in kB.
11605 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11606 and l2_cache_size fields.
11607 * config/i386/driver-i386.c (describe_cache): Detect cache size
11609 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11610 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11611 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11612 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11613 (override_options): Set l1-cache-size and l2-cache-size to default
11614 values if not specified otherwise.
11615 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11616 (PARAM_L2_CACHE_SIZE): New.
11618 2007-08-01 Nigel Stephens <nigel@mips.com>
11619 David Ung <davidu@mips.com>
11620 Thiemo Seufer <ths@mips.com>
11621 Chris Dearman <chris@mips.com>
11622 Richard Sandiford <richard@codesourcery.com>
11624 * config.gcc (mips*-sde-elf*): New stanza.
11625 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11626 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11627 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11628 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11629 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11630 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11632 * config/mips/sde.h: New file.
11633 * config/mips/t-libgcc-mips16: Likewise.
11634 * config/mips/t-sde: Likewise.
11635 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11636 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11637 _MIPS_FPSET and _MIPS_SZINT.
11638 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11639 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11640 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11641 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11642 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11643 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11644 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11645 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11646 _MIPS_SZPTR and _MIPS_FPSET.
11647 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11648 architecture is specified.
11649 (MIPS_32BIT_OPTION_SPEC): New macro.
11651 2007-07-31 Dan Hipschman <dsh@google.com>
11653 * gcc.c (end_going_arg): New function.
11654 (do_spec_2): Use it.
11655 (do_spec_1): Use it.
11657 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11659 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11660 only if ENABLE_CHECKING is defined.
11662 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11664 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11665 df_ru_add_problem, df_ru_get_bb_info): Removed.
11666 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11667 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11668 df_ru_free_bb_info, df_ru_alloc,
11669 df_ru_bb_local_compute_process_def,
11670 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11671 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11672 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11673 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11674 df_ru_add_problem): Removed.
11676 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11679 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11680 (casesi32p, casesi64p): Likewise.
11681 (casesi): Adjust for above.
11683 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11685 * mode-switching.c (create_pre_exit): Don't search past calls.
11687 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11689 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11691 2007-07-31 Revital Eres <eres@il.ibm.com>
11693 * ddg.c (add_deps_for_def): Rename to...
11694 (add_cross_iteration_register_deps): This. Change implementation
11695 to use only reaching def and def-use chains to construct the
11696 inter loop dependencies.
11697 (add_deps_for_use): Remove function.
11698 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11699 function to build the inter loop dependencies.
11700 * modulo-sched.c (sms_schedule): Build only
11701 reaching def and def-use chains for the propose of the ddg
11704 2007-07-31 Julian Brown <julian@codesourcery.com>
11706 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11707 New define_insns. Use correct RTL.
11708 (vec_set<mode>): Write as expander.
11710 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11712 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11713 to an unallocated space.
11715 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11718 (split_constant_offset): Enable split_constant_offset to extract
11719 constants from other statements.
11720 * tree-vect-transform.c
11721 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11722 to a temp var. Force base_offset to be simple.
11724 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11726 * df-scan.c (df_scan_verify): Remove artificial limit on
11727 the number of blocks for verification.
11728 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11729 df_simulate_defs): Avoid unnecessary insn checking for defs.
11731 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11733 * config/m68k/lb1sf68.asm (FUNC): New macro.
11734 (__mulsi3): Use it.
11735 (__udivsi3): Likewise.
11736 (__divsi3): Likewise.
11737 (__umodsi3): Likewise.
11738 (__modsi3): Likewise.
11739 (__subdf3): Likewise.
11740 (__adddf3): Likewise.
11741 (__muldf3): Likewise.
11742 (__divdf3): Likewise.
11743 (__negdf2): Likewise.
11744 (__cmpdf2): Likewise.
11745 (__subsf3): Likewise.
11746 (__addsf3): Likewise.
11747 (__mulsf3): Likewise.
11748 (__divsf3): Likewise.
11749 (__negsf2): Likewise.
11750 (__cmpsf2): Likewise.
11751 (__eqdf2): Likewise.
11752 (__nedf2): Likewise.
11753 (__gtdf2): Likewise.
11754 (__gedf2): Likewise.
11755 (__ltdf2): Likewise.
11756 (__ledf2): Likewise.
11757 (__eqsf2): Likewise.
11758 (__nesf2): Likewise.
11759 (__gtsf2): Likewise.
11760 (__gesf2): Likewise.
11761 (__ltsf2): Likewise.
11762 (__lesf2): Likewise.
11764 2007-07-30 Ollie Wild <aaw@google.com>
11766 * c-ppoutput.c (print_lines_directives_only): New function.
11767 (scan_translation_unit_directives_only): New function.
11768 (preprocess_file): Add call to scan_translation_unit_directives_only.
11769 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11770 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11771 -fdirectives-only. Add errors for -fdirectives-only conflict with
11772 -Wunused-macros and -traditional.
11773 (finish_options): Add builtin macro initialization for
11774 -fdirectives-only + -fpreprocessed.
11775 * c.opt (fdirectives-only): New.
11776 * doc/cppopts.texi (fdirectives-only): New.
11778 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11780 * alias.c (record_set, memory_modified_1): Constify.
11781 * bt-load.c (note_btr_set): Likewise.
11782 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11783 * combine.c (set_nonzero_bits_and_sign_copies,
11784 expand_field_assignment, record_dead_and_set_regs_1,
11785 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11786 likely_spilled_retval_1): Likewise.
11787 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11788 frv_io_handle_set): Likewise.
11789 * config/mips/mips.c (mips_sim_record_set,
11790 vr4130_true_reg_dependence_p_1): Likewise.
11791 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11792 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11793 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11794 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11795 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11796 * ddg.c (mark_mem_store): Likewise.
11797 * df-problems.c (df_urec_mark_reg_change): Likewise.
11798 * function.c (update_epilogue_consts): Likewise.
11799 * gcse.c (record_set_info, record_last_set_info,
11800 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11801 reg_clear_last_set): Likewise.
11802 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11804 * jump.c (reversed_comparison_code_parts): Likewise.
11805 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11806 reg_is_set): Likewise.
11807 * loop-iv.c (mark_altered): Likewise.
11808 * mode-switching.c (reg_becomes_live): Likewise.
11809 * optabs.c (no_conflict_move_test): Likewise.
11810 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11812 * postreload.c (reload_combine_note_store, move2add_note_store):
11814 * regmove.c (flags_set_1): Likewise.
11815 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11817 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11819 * resource.c (update_live_status): Likewise.
11820 * rtl.h (set_of, note_stores): Likewise.
11821 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11822 note_stores, parms_set): Likewise.
11823 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11824 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11826 * var-tracking.c (count_stores, add_stores): Likewise.
11828 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11830 * alias.c (mems_in_disjoint_alias_sets_p,
11831 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11832 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11833 write_dependence_p, mems_in_disjoint_alias_sets_p,
11834 read_dependence, true_dependence, canon_true_dependence,
11835 anti_dependence, output_dependence): Constify.
11836 * combine.c (extended_count): Likewise.
11837 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11838 * cselib.c (get_value_hash, references_value_p,
11839 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11840 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11841 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11842 * function.c (contains, prologue_epilogue_contains,
11843 sibcall_epilogue_contains): Likewise.
11844 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11845 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11846 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11847 reg_or_subregno): Likewise.
11848 * recog.c (asm_noperands): Likewise.
11849 * reload1.c (function_invariant_p): Likewise.
11850 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11851 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11852 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11853 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11854 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11855 extended_count, prologue_epilogue_contains,
11856 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11857 canon_true_dependence, read_dependence, anti_dependence,
11858 output_dependence): Likewise.
11859 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11861 2007-07-30 Julian Brown <julian@codesourcery.com>
11863 * config/arm/neon.md (V_ext): New mode attribute.
11864 (neon_vget_lane<mode>): Replace with define_expand.
11865 (neon_vget_lane<mode>_sext_internal)
11866 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11867 and quad precision vectors.
11868 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11869 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11870 have typeless 32-bit result.
11872 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11875 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11877 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11878 use sizetype for rest.
11879 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11880 (aff_combination_convert): Don't convert rest for pointer types.
11882 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11884 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11886 * tree-ssa-alias.c: Add alloc-pool.h.
11887 (init_alias_info): Free alias_bitmap_obstack.
11888 (delete_alias_info): Call delete_mem_ref_stats.
11889 (get_mem_sym_stats_for): Use alloc_pool.
11890 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11891 (delete_mem_sym_stats): Removed.
11893 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11895 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11896 functions cannot be represented as classical distance vectors.
11898 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11900 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11901 * builtins.c (validate_arg, builtin_mathfn_code,
11902 validate_arglist): Likewise.
11903 * calls.c (call_expr_flags): Likewise.
11904 * combine.c (reg_nonzero_bits_for_combine,
11905 reg_num_sign_bit_copies_for_combine, get_last_value,
11906 reg_truncated_to_mode): Likewise.
11907 * emit-rtl.c (subreg_lowpart_p): Likewise.
11908 * expr.c (highest_pow2_factor_for_target,
11909 categorize_ctor_elements_1, categorize_ctor_elements,
11910 count_type_elements, contains_packed_reference,
11911 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11912 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11913 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11914 native_encode_int, native_encode_real, native_encode_complex,
11915 native_encode_vector, native_encode_expr, native_interpret_int,
11916 native_interpret_real, native_interpret_complex,
11917 native_interpret_vector, native_interpret_expr): Likewise.
11918 * function.c (use_register_for_decl): Likewise.
11919 * gimplify.c (get_name): Likewise.
11920 * langhooks-def.h (lhd_return_null_const_tree): New.
11921 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11922 * langhooks.c (lhd_return_null_const_tree): New.
11923 * langhooks.h (lang_get_callee_fndecl): Constify.
11924 * output.h (constructor_static_from_elts_p): Likewise.
11925 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11926 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11927 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11928 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11929 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11930 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11931 * rtlhooks-def.h (reg_nonzero_bits_general,
11932 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11934 * rtlhooks.c (reg_num_sign_bit_copies_general,
11935 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11937 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11938 * stor-layout.c (mode_for_size_tree): Likewise.
11939 * tree-ssa-loop-im.c (memref_eq): Likewise.
11940 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11941 * tree.c (contains_placeholder_p, type_list_equal,
11942 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11944 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11945 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11946 contains_placeholder_p, contains_packed_reference,
11947 get_callee_fndecl, operand_equal_for_phi_arg_p,
11948 warn_if_unused_value, is_body_block, native_encode_expr,
11949 native_interpret_expr, fold_convertible_p, operand_equal_p,
11950 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11951 validate_arglist, simple_cst_equal, type_list_equal,
11952 use_register_for_decl, call_expr_flags, get_name,
11953 highest_pow2_factor): Likewise.
11954 (const_call_expr_arg_iterator_d,
11955 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11956 first_const_call_expr_arg, more_const_call_expr_args_p,
11957 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11958 * varasm.c (constructor_static_from_elts_p): Constify.
11960 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11962 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11963 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11964 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11965 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11966 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11967 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11968 spelling conventions.
11969 * doc/invoke.texi: Follow spelling conventions.
11971 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11972 Revital Eres <eres@il.ibm.com>
11974 * modulo-sched.c (sms_schedule): Avoid loops which includes
11975 auto-increment instructions.
11977 2007-07-28 Richard Guenther <rguenther@suse.de>
11979 PR middle-end/32920
11980 * fold-const.c (fold_cond_expr_with_comparison): Convert
11981 operand zero of MIN/MAX_EXPR to correct type.
11983 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11985 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11986 flags_from_decl_or_type): Constify.
11987 * gcc.c (do_spec_1): Likewise.
11988 * print-tree.c (dump_addr, print_node_brief): Likewise.
11989 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11990 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11991 tree_purge_all_dead_eh_edges): Likewise.
11992 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11993 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11995 * tree.c (expr_location, expr_has_location, expr_locus,
11996 expr_filename, expr_lineno, get_inner_array_type,
11997 fields_compatible_p): Likewise.
11998 * tree.h (get_inner_array_type, fields_compatible_p,
11999 expr_location, expr_has_location, expr_locus, expr_filename,
12000 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12001 setjmp_call_p, alloca_call_p): Likewise.
12003 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12005 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12006 TV_FLOW_INSENSITIVE.
12008 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12010 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12011 (compute_flow_insensitive_aliasing): Ditto for
12012 TV_FLOW_INSENSITIVE.
12014 2007-07-27 Jan Hubicka <jh@suse.cz>
12016 * config/i386/i386.c (register_move_cost): Remove accidentally
12017 comitted #if 0 block.
12019 * attribs.c: Include hashtab.h
12020 (attribute_hash): New.
12021 (substring): New structure.
12022 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12024 (init_attributes): Initialize attribute hash.
12025 (decl_attributes): Use attribute hash.
12026 * Makefile.in (attribs.c): Depend on hashtab.h.
12028 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12030 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12032 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12034 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12035 __mips_dspr2 and __mips_dsp_rev macros.
12036 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12038 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12040 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12042 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12044 PR middle-end/32749
12046 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12047 and the updating of the live and do_not_gen sets.
12048 (df_note_bb_compute): Added updating of live and do_not_gen sets
12049 for regular defs so that the case of clobber inside conditional
12050 call is processed correctly.
12052 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12054 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12055 operands with compatible type.
12057 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12059 * expr.h (store_bit_field): Don't return a value.
12060 * expmed.c (check_predicate_volatile_ok): New function.
12061 (store_bit_field_1): New function, extracted from store_bit_field.
12062 Take a fallback_p argument and return true if the operation succeeded.
12063 Only use store_fixed_bit_field if fallback_p. Don't recompute
12064 mode_for_extraction; use op_mode instead. Try forcing memories
12065 into registers if the insv expander fails.
12066 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12067 Don't return a value.
12068 (convert_extracted_bit_field): New function, extracted from
12070 (extract_bit_field_1): Likewise. Take a fallback_p argument
12071 and return NULL if the operation succeeded. Only use
12072 extract_fixed_bit_field if fallback_p. Only calculate one
12073 extraction mode. Combine code for extv and extzv. Try forcing
12074 memories into registers if the ext(z)v expander fails.
12075 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12077 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12079 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12081 (df_ref): Likewise. Put regno with other integer fields.
12083 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12085 * df.h (df_mw_hardreg): Remove "loc" field.
12086 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12088 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12089 split out from df_set_unused_notes_for_mw. Return false for
12090 partial references. Assert that mw_reg is a REG when returning true.
12091 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12092 (df_whole_mw_reg_dead_p): New function, split out from
12093 df_set_dead_notes_for_mw. Return false for partial references.
12094 Assert that mw_reg is a REG when returning true.
12095 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12096 Remove redundant bitmap check.
12098 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12100 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12101 ($(T)crtend.o): Likwise.
12102 ($(T)crtbeginS.o): Likwise.
12103 ($(T)crtendS.o): Likwise.
12104 ($(T)crtfastmath.o): Likwise.
12106 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12108 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12109 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12110 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12111 and x_n_bbs_in_dom_tree fields.
12113 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12115 PR tree-optimization/32087
12116 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12117 Do not call scale_bbs_frequencies_int with prob of zero.
12119 2007-07-26 Julian Brown <julian@codesourcery.com>
12121 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12122 (neon_element_bits): Add prototypes.
12123 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12124 (neon_const_bounds, neon_element_bits): New functions.
12125 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12126 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12127 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12128 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12129 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12130 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12131 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12132 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12133 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12134 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12135 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12136 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12137 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12139 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12141 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12142 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12144 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12145 Julian Brown <julian@codesourcery.com>
12147 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12148 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12149 * config/arm/cortex-a8.md: New.
12150 * config/arm/cortex-a8-neon.md: New.
12151 * config/arm/neon-schedgen.ml: New.
12152 * config/arm/neon.md (vqh_mnem): New.
12154 (Is_float_mode): New.
12155 (Scalar_mul_8_16): New.
12157 (V_mode_nunits): New.
12158 (All instruction patterns): Annotate with neon_type attribute
12160 * config/arm/arm.md: Include cortex-a8.md.
12161 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12163 Annotate instruction patterns accordingly.
12164 (generic_sched): Do not use generic scheduling for Cortex-A8.
12165 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12167 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12169 * fold-const.c (fold_read_from_constant_string): Use
12170 build_int_cst_type.
12171 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12173 2007-07-26 Nick Clifton <nickc@redhat.com>
12175 * tree-ssa-operands.h: Change copyright header to refer to version
12176 3 of the GNU General Public License and to point readers at the
12177 COPYING3 file and the FSF's license web page.
12178 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12179 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12180 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12181 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12182 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12183 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12184 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12185 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12186 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12187 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12188 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12189 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12190 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12191 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12192 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12193 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12194 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12195 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12196 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12197 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12198 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12199 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12200 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12201 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12202 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12203 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12204 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12205 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12206 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12207 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12208 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12209 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12210 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12211 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12212 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12213 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12214 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12215 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12216 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12217 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12218 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12219 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12220 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12221 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12222 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12223 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12224 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12225 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12226 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12227 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12228 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12229 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12230 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12231 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12232 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12233 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12234 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12235 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12236 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12237 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12238 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12239 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12240 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12241 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12242 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12243 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12244 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12245 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12246 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12247 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12248 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12249 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12250 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12251 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12252 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12253 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12254 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12255 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12256 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12257 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12258 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12259 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12260 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12261 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12262 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12263 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12264 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12265 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12266 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12267 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12268 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12269 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12270 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12271 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12272 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12273 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12274 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12275 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12276 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12277 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12278 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12279 convert.c, convert.h, langhooks-def.h, reload1.c,
12280 tree-ssa-operands.c: Likewise.
12282 2007-07-26 Jan Hubicka <jh@suse.cz>
12284 * tree-ssa-live.c: Include debug.h and flags.h.
12285 (mark_scope_block_unused): New function.
12286 (remove_unused_scope_block_p): New function.
12287 (remove_unused_locals): Remove unused blocks too.
12289 2007-07-25 Ian Lance Taylor <iant@google.com>
12291 * combine.c (combine_max_regno): Remove. Remove all uses.
12292 (struct reg_stat_struct): Rename from struct reg_stat.
12293 (reg_stat_type): Define, and declare VECs.
12294 (reg_stat): Change from pointer to VEC. Change all uses.
12295 (combine_split_insns): New static function.
12296 (try_combine, find_split_point): Call it instead of split_insns.
12298 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12300 * cfghooks.c (split_block): Fix the information about loop latch.
12302 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12304 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12306 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12308 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12309 Scan the new edge for loop exit info.
12311 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12313 * config/darwin.c: Include debug.h.
12315 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12318 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12320 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12322 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12323 (HARD_REGNO_MODE_OK): Ditto.
12324 (MODES_TIEABLE_P): Ditto.
12325 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12326 (CLASS_MAX_NREGS): Ditto.
12327 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12328 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12329 (divdf3_internal_thr): Removed.
12330 * config/ia64/div.md: New file.
12331 * config/ia64/constraints.md: Add H constraint.
12333 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12335 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12336 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12337 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12338 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12339 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12340 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12341 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12342 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12343 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12344 dump_sbitmap_file, debug_sbitmap, popcount_table,
12345 sbitmap_popcount): Constify.
12346 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12347 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12348 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12349 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12350 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12351 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12352 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12353 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12354 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12355 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12356 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12358 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12360 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12361 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12362 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12363 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12364 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12365 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12366 bitmap_intersect_p, bitmap_intersect_compl_p,
12367 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12368 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12370 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12371 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12372 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12373 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12374 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12375 debug_bitmap, debug_bitmap_file, bitmap_print,
12376 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12377 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12379 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12381 * config/darwin.c (darwin_override_options): Additional fix for
12382 debug info formats that don't support var tracking.
12384 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12386 * cselib.c (entry_and_rtx_equal_p): Constify.
12387 * gengtype.c (output_mangled_typename, write_types, write_local):
12389 * gengtype.h (const_type_p): New.
12390 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12392 * tlink.c (scan_linker_output): De-constify.
12393 * tree-ssa-loop-im.c (memref_eq): Constify.
12394 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12395 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12397 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12399 * c-common.c (fname_as_string, c_type_hash): Constify.
12400 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12401 * cgraph.c (edge_hash, edge_eq): Likewise.
12402 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12403 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12404 reg_attrs_htab_eq): Likewise.
12405 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12407 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12408 const_decl_t, const_state_t, const_automata_list_el_t): New.
12409 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12410 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12411 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12412 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12413 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12414 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12415 compare_max_occ_cycle_nums, out_state_arcs_num,
12416 compare_transition_els_num, units_cmp, state_reservs_cmp):
12418 * genmodes.c (cmp_modes): Likewise.
12419 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12420 * gimplify.c (compare_case_labels): Likewise.
12421 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12422 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12423 * matrix-reorg.c (mtt_info_hash): Likewise.
12424 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12425 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12426 (htab_hash_bucket, htab_hash_elem): Constify.
12427 * tree-browser.c (TB_parent_eq): Likewise.
12428 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12429 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12430 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12431 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12433 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12434 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12435 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12436 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12437 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12439 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12440 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12441 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12442 * tree-ssa-threadupdate.c (redirection_data_hash,
12443 redirection_data_eq): Likewise.
12444 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12445 * tree-ssa.c (var_ann_eq): Likewise.
12446 * tree-vrp.c (compare_case_labels): Likewise.
12447 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12448 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12449 tree_not_check_failed, tree_class_check_failed,
12450 tree_range_check_failed, tree_not_class_check_failed,
12451 omp_clause_check_failed, omp_clause_range_check_failed,
12452 tree_contains_struct_check_failed, tree_operand_check_failed):
12454 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12455 tree_not_check_failed, tree_class_check_failed,
12456 tree_range_check_failed, tree_not_class_check_failed,
12457 tree_operand_check_failed, omp_clause_operand_check_failed,
12458 tree_operand_length): Likewise.
12459 * var-tracking.c (const_variable): New.
12460 (variable_htab_hash, variable_htab_eq): Constify.
12461 * varasm.c (const_desc_hash): Likewise.
12463 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12465 * expr.c (handled_component_p): Constify.
12466 * fold-const.c (fit_double_type): Likewise.
12467 * real.h (real_value_from_int_cst): Likewise.
12468 * tree-flow-inline.h (gimple_in_ssa_p,
12469 gimple_aliases_computed_p, gimple_addressable_vars,
12470 gimple_call_clobbered_vars, gimple_referenced_vars,
12471 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12472 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12473 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12474 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12475 is_label_stmt, is_global_var, phi_ssa_name_p,
12476 factoring_name_p, is_call_clobbered, tree_common_ann,
12477 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12478 unmodifiable_var_p, array_ref_contains_indirect_ref,
12479 ref_contains_array_ref, lookup_subvars_for_var,
12480 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12481 gimple_mem_ref_stats): Likewise.
12482 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12483 may_aliases, is_exec_stmt, is_label_stmt,
12484 ref_contains_array_ref, array_ref_contains_indirect_ref,
12485 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12486 unmodifiable_var_p): Likewise.
12487 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12488 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12489 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12490 cst_and_fits_in_hwi, real_value_from_int_cst,
12491 build_real_from_int_cst, integer_zerop, integer_onep,
12492 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12493 tree_floor_log2, real_zerop, real_onep, real_twop,
12494 real_minus_onep, really_constant_p, purpose_member, chain_member,
12495 list_length, fields_length, int_size_in_bytes, bit_position,
12496 int_bit_position, byte_position, int_byte_position, expr_align,
12497 array_type_nelts, tree_node_structure,
12498 type_contains_placeholder_1, iterative_hash_pointer,
12499 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12500 tree_map_base_eq, type_hash_list, type_hash_eq,
12501 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12502 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12503 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12504 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12505 int_fits_type_p, get_containing_scope, decl_function_context,
12506 decl_type_context, omp_clause_operand_check_failed,
12507 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12508 * tree.h (omp_clause_operand_check_failed, tree_size,
12509 build_real_from_int_cst, array_type_nelts, purpose_member,
12510 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12511 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12512 is_attribute_p, check_qualified_type, expr_align,
12513 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12514 int_byte_position, list_length, fields_length, initializer_zerop,
12515 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12516 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12517 tree_node_structure, handled_component_p, get_containing_scope,
12518 decl_function_context, decl_type_context, real_zerop,
12519 type_num_arguments, fit_double_type, really_constant_p,
12520 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12521 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12522 real_twop, real_minus_onep, int_cst_value): Likewise.
12524 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12526 * cfglayout.c (insn_scope, insn_line): Constify.
12527 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12528 const_double_htab_hash, const_double_htab_eq,
12529 mem_attrs_htab_hash): Likewise.
12530 * loop-iv.c (biv_eq): Likewise.
12531 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12532 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12533 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12535 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12536 error_for_asm, warning_for_asm, _fatal_insn,
12537 _fatal_insn_not_found): Likewise.
12538 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12539 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12540 rtl_check_failed_type2, rtl_check_failed_code1,
12541 rtl_check_failed_code2, rtl_check_failed_code_mode,
12542 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12543 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12544 rtl_check_failed_type2, rtl_check_failed_code1,
12545 rtl_check_failed_code2, rtl_check_failed_code_mode,
12546 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12547 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12548 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12549 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12550 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12551 rtx_unstable_p, get_integer_term, get_related_value,
12552 offset_within_block_p, reg_mentioned_p, count_occurrences,
12553 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12554 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12555 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12556 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12557 find_constant_src, find_reg_fusage, find_regno_fusage,
12558 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12559 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12560 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12561 computed_jump_p, auto_inc_p, in_expr_list_p,
12562 remove_node_from_expr_list, loc_mentioned_in_p,
12563 label_is_jump_target_p, reversed_comparison_code_parts,
12564 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12565 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12566 print_inline_rtx): Likewise.
12567 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12568 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12569 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12570 get_integer_term, get_related_value, offset_within_block_p,
12571 count_occurrences, reg_mentioned_p, no_labels_between_p,
12572 reg_used_between_p, reg_referenced_p, single_set_2,
12573 multiple_sets, set_noop_p, refers_to_regno_p,
12574 reg_overlap_mentioned_p, dead_or_set_p,
12575 covers_regno_no_parallel_p, covers_regno_p,
12576 dead_or_set_regno_p, find_reg_note, find_regno_note,
12577 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12578 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12579 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12580 side_effects_p, may_trap_p_1, may_trap_p,
12581 may_trap_after_code_motion_p, may_trap_or_fault_p,
12582 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12583 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12584 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12585 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12586 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12588 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12589 warning_for_asm): Likewise.
12590 * tree.h (print_rtl): Likewise.
12591 * varasm.c (get_pool_mode): Likewise.
12593 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12595 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12596 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12597 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12598 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12599 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12600 * ddg.c (compare_sccs): Likewise.
12601 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12602 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12603 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12604 decimal_do_fix_trunc, decimal_real_to_integer,
12605 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12606 * dse.c (const_group_info_t): New.
12607 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12608 * dwarf2out.c (const_dw_die_ref): New.
12609 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12610 * tree-browser.c (TB_parent_eq): Likewise.
12611 * unwind-dw2-fde.c (__register_frame_info_bases,
12612 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12613 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12615 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12616 * unwind-dw2.c (uw_frame_state_for): Likewise.
12617 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12618 * value-prof.h (const_histogram_value): New.
12620 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12622 * config/mips/mips.c (machine_function): Add
12623 initialized_mips16_gp_pseudo_p.
12624 (mips16_gp_pseudo_reg): Do not emit the initialization of
12625 mips16_gp_pseudo_rtx when being called from the gimple cost-
12626 calculation routines; emit it on the first use outside those
12629 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12631 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12634 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12635 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12636 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12637 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12638 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12639 Preserve const-ness of parameters through use of __typeof(),
12640 also constify and tidy.
12642 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12643 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12644 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12645 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12646 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12647 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12648 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12649 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12650 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12652 2007-07-25 Julian Brown <julian@codesourcery.com>
12653 Mark Shinwell <shinwell@codesourcery.com>
12655 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12656 (alpha_mangle_type): This.
12657 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12658 (TARGET_MANGLE_TYPE): Define this instead.
12659 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12660 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12661 (arm_init_neon_builtins): Fix comment.
12662 (arm_mangle_map_entry): New.
12663 (arm_mangle_map): New.
12664 (arm_mangle_type): New.
12665 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12666 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12667 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12668 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12669 (TARGET_MANGLE_TYPE): Define this instead.
12670 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12671 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12672 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12673 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12674 (TARGET_MANGLE_TYPE): Define this instead.
12675 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12677 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12678 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12679 (TARGET_MANGLE_TYPE): Define this instead.
12680 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12681 (s390_mangle_type): This.
12682 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12683 (TARGET_MANGLE_TYPE): Define this instead.
12684 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12685 (sparc_mangle_type): This.
12686 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12687 (TARGET_MANGLE_TYPE): Define this instead.
12688 * cp/mangle.c (write_type): Call mangle_type target hook on all
12689 types before mangling. Use original type, not main variant, as
12691 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12692 (TARGET_MANGLE_TYPE): This.
12693 * target.h (gcc_target): Rename mangle_fundamental_type to
12695 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12696 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12698 2007-07-25 Julian Brown <julian@codesourcery.com>
12699 Paul Brook <paul@codesourcery.com>
12700 Joseph Myers <joseph@codesourcery.com>
12701 Mark Shinwell <shinwell@codesourcery.com>
12703 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12704 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12705 (with_fpu): Allow --with-fpu=neon.
12706 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12707 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12708 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12709 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12710 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12711 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12712 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12713 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12714 (output_move_neon): Add prototypes.
12715 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12716 (all_fpus): Add FPUTYPE_NEON.
12717 (fp_model_for_fpu): Add NEON field.
12718 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12719 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12721 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12723 (thumb2_legitimate_address_p): Likewise.
12724 (neon_valid_immediate): Recognize and prepare constants suitable for
12726 (neon_immediate_valid_for_move): New function. Recognize and prepare
12727 immediates for NEON move instructions.
12728 (neon_immediate_valid_for_logic): New function. Recognize and
12729 prepare immediates for NEON logic instructions.
12730 (neon_output_logic_immediate): New function. Create asm string
12731 suitable for outputting immediate logic instructions.
12732 (neon_pairwise_reduce): New function. Implement reduction using
12733 pairwise operations.
12734 (neon_expand_vector_init): New function. Expand a (possibly
12735 non-constant) vector initialization.
12736 (neon_vector_mem_operand): New function. Memory operands supported
12737 for quad-word loads/stores to/from ARM or NEON registers. Don't
12738 allow base+offset addressing for core regs.
12739 (neon_struct_mem_operand): New function. Valid mems for NEON
12741 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12742 from neon_vector_mem_operand addresses without a secondary register.
12743 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12744 (add_minipool_backward_ref): Likewise.
12745 (dump_minipool): Likewise.
12746 (push_minipool_fix): Likewise.
12747 (output_move_quad): New function. Output quad-word moves, loads and
12748 stores using ARM registers.
12749 (output_move_vfp): Add support for vectors in VFP (NEON) D
12751 (output_move_neon): Output a NEON load/store to/from a quadword
12753 (arm_print_operand): Implement new codes:
12754 - 'c' for unadorned integers (without a # sign).
12755 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12757 - 'e', 'f' for the low and high D parts of a NEON Q register.
12758 - 'q' outputs a NEON Q register.
12759 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12760 - 'T' prints NEON opcode features from a coded bitmask.
12761 - 'F' is similar to T, but signed/unsigned codes both print as
12763 - 't' is similar to T, but 'u' is printed instead of 'p'.
12764 - 'O' prints 'r' if NEON instruction should perform rounding (as
12765 specified by bitmask), else prints nothing.
12766 - '#' is a punctuation character to stop operand numbers from
12767 running together with following digits in the assembler
12768 strings for instructions (when using mode attributes).
12769 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12770 constant vectors in big-endian mode, where necessary.
12771 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12772 Handle EI, OI, CI, XI modes.
12773 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12774 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12775 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12776 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12777 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12779 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12780 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12781 to turn v8qi, etc. into bits defined above.
12782 (neon_itype): New enumeration. Classifications of NEON builtins.
12783 (neon_builtin_datum): Define struct. Contains information about
12784 a single builtin (with multiple modes).
12785 (CF): Define helper macro for...
12786 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12788 (neon_builtin_data): New array. Define information about builtins
12789 for use during initialization/expansion.
12790 (arm_init_neon_builtins): New function.
12791 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12793 (neon_builtin_compare): New function.
12794 (locate_neon_builtin_icode): New function. Find an insn code for a
12795 builtin given a function code for that builtin. Also return type of
12796 builtin (NEON_BINOP, NEON_UNOP etc.).
12797 (builtin_arg): New enumeration. Types of arguments for builtins.
12798 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12799 Takes a variable argument list of builtin_arg types, terminated by
12801 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12802 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12803 (neon_emit_pair_result_insn): New function. Support returning pairs
12804 of vectors via a pointer.
12805 (neon_disambiguate_copy): New function. Set up operands for a
12806 multi-word copy such that registers do not get clobbered.
12807 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12808 ARM_BUILTIN_NEON_BASE.
12809 (arm_file_start): Set float-abi attribute for NEON.
12810 (arm_vector_mode_supported_p): Enable NEON vector modes.
12811 (arm_mangle_map_entry): New.
12812 (arm_mangle_map): New.
12813 (arm_mangle_vector_type): New.
12814 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12816 (TARGET_NEON): New macro. Target supports NEON.
12817 (fputype): Add FPUTYPE_NEON.
12818 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12819 for vectorization based on command-line arg.
12820 (NEON_REGNO_OK_FOR_NREGS): Define.
12821 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12822 (VALID_NEON_STRUCT_MODE): Define.
12823 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12824 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12825 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12826 (consttable_16): Add pattern for outputting 16-byte minipool
12828 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12830 (vec-common.md, neon.md): Include md files.
12831 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12832 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12833 (memory_constraint "Ut", "Un", "Us"): Define.
12834 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12835 (MMX_char): New mode attribute.
12836 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12837 (*add<mode>3_iwmmxt): New insn pattern.
12838 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12839 (*sub<mode>3_iwmmxt): New insn pattern.
12840 (mulv4hi3): Rename to...
12841 (*mulv4hi3_iwmmxt): This.
12842 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12843 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12844 (uminv4hi3, uminv2si3): Remove. Replace with...
12845 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12846 (*umin<mode>3_iwmmxt): These.
12847 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12848 (ashr<mode>3_iwmmxt): This new pattern.
12849 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12850 (lshr<mode>3_iwmmxt): This new pattern.
12851 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12852 (ashl<mode>3_iwmmxt): This new pattern.
12853 * config/arm/neon-docgen.ml: New file. Generate documentation for
12855 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12856 * config/arm/arm_neon.h: New (autogenerated).
12857 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12859 * config/arm/neon.md: New file. Define NEON instructions.
12860 * config/arm/neon.ml: New file. Abstract description of NEON
12861 instructions, used to generate arm_neon.h header, documentation and
12863 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12864 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12866 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12868 (ARM NEON Intrinsics): New subsection.
12869 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12871 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12873 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12876 2007-07-24 Jan Hubicka <jh@suse.cz>
12878 * regclass.c (move_table): New type.
12879 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12880 (init_move_cost): Break out from ...
12881 (init_reg_sets_1): ... here; simplify computation of
12882 have_regs-of_mode and contains_reg_of_mode.
12883 (record_reg_classes): Unswitch internal loops.
12884 (copy_cost): Trigger lazy initialization of move cost
12885 (record_address_regs): Likewise.
12887 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12889 * config/darwin.c (darwin_override_options): Don't force on
12890 flag_var_tracking_uninit when no debug info is requested.
12892 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12894 * cfgloop.c (init_loops_structure): New function.
12895 (flow_loops_find): Create root of the loop tree unconditionally.
12897 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12899 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12901 2007-07-24 Jan Hubicka <jh@suse.cz>
12903 * caller-save.c: Include ggc.h, gt-caller-save.h
12904 (reg_save_code, reg_restore_code): Rename to ...
12905 (cached_reg_save_code, cached_reg_restore_code): ... those.
12906 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12907 (reg_save_code, reg_restore_code): New functions.
12908 (init_caller_save): Do not intialize
12909 reg_save_code/reg_restore_code tables.
12910 * Makefile.in: (gt-caller-save.h): New.
12912 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12914 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12915 with the mode of the original operand instead of
12918 2007-07-23 Jan Hubicka <jH@suse.cz>
12920 * i386.c (ix86_secondary_memory_needed): Break out to...
12921 (inline_secondary_memory_needed): ... here.
12922 (ix86_memory_move_cost): Break out to ...
12923 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12924 maximum of input and output; fix handling of Q_REGS on 64bit.
12925 (ix86_secondary_memory_needed): Microoptimize.
12927 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12929 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12930 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12931 stmts_from_loop, known_dependences_p, build_rdg): New.
12932 * tree-data-ref.h: Depends on graphds.h.
12933 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12934 (build_rdg): Declared.
12935 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12937 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12939 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12942 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12943 Jakub Jelinek <jakub@redhat.com>
12945 PR middle-end/PR28690
12946 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12948 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12949 and MEM_POINTER operands over REG and MEM operands.
12950 (swap_commutative_operands_p): Change return value to bool.
12951 * rtl.h: Update the corresponding prototype.
12952 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12953 instead of gen_rtx_PLUS.
12954 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12955 value to bool. Change function arguments to rtx's and update code
12957 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12958 calls to match the new declaration.
12959 * simplify-rtx.c (simplify_associative_operation): Don't
12960 reorder simplify_binary_operation arguments.
12962 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12964 * config/mips/mips.c (override_options): Use mips_costs to derive
12965 the default branch cost.
12966 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12968 * config/mips/mips.opt (mbranch-cost=): New option.
12969 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12971 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12973 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12974 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12975 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12976 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12978 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12980 * config/mips/constraints.md (ks): New constraint.
12981 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12982 (*add<mode>3_mips16): ...here.
12984 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12986 * optabs.h (enum optab_index): Add new OTI_signbit.
12987 (signbit_optab): Define corresponding macro.
12988 (enum insn_code signbit_optab[]): Remove array.
12989 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12990 (expand_copysign_absneg): If back end provides signbit insn, use it
12991 instead of bit operations on floating point argument.
12992 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12993 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12994 for availability of signbit insn.
12996 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12997 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12998 SSE mode is not active.
12999 (isinf<mode>2): Disable for mfpmath=sse,387.
13001 2007-07-22 Ben Elliston <bje@au.ibm.com>
13003 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13005 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13007 2007-07-20 Richard Guenther <rguenther@suse.de>
13009 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13010 integral typed condition.
13011 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13012 booleanness. Only preserve conversions from a non-base
13013 type to a base type, not in general between types with
13014 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13015 * tree.def (COND_EXPR): Document that the condition
13016 can be of any integral type.
13018 2007-07-20 Nigel Stephens <nigel@mips.com>
13019 Richard Sandiford <richard@codesourcery.com>
13021 * config/mips/mips.h (mips_dwarf_regno): Declare.
13022 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13023 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13024 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13025 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13026 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13027 (REG_CLASS_NAMES): Update accordingly.
13028 * config/mips/mips.c (mips_dwarf_regno): New array.
13029 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13030 (mips_subword): Remove special handling for accumulator registers.
13031 (override_options): Initiailize mips_dwarf_regno. Remove use
13033 (mips_swap_registers): New function.
13034 (mips_conditional_register_usage): Swap accumulator registers
13035 around if TARGET_LITTLE_ENDIAN.
13036 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13037 * config/mips/constraints.md (h, l): Use the endianness to choose
13038 between MD0_REG and MD1_REG.
13039 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13040 alternative-dependent template.
13042 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13044 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13047 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13049 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13050 predecessor fallthru flags.
13052 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13054 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13055 of compare to the same type.
13056 * cfgloopmanip.c (add_loop): Update information about loop exits.
13057 (loop_version): Remove the innermost loop requirement.
13058 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13059 to sizetype for pointers.
13061 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13063 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13064 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13065 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13067 * config/dfp-bit.c: Empty for TFmode conversions.
13069 2007-07-18 Caroline Tice <ctice@apple.com>
13071 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13072 and handle them correctly; check that src is not NULL before
13074 (find_src_set_src): Likewise.
13076 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13078 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13079 (struct alignment_context, init_alignment_context): New.
13080 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13081 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13082 (XCHAL_HAVE_S32C1I): Likewise.
13083 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13084 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13085 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13086 (ATOMIC, HQI): New macros.
13087 (memory_barrier, *memory_barrier): New.
13088 (sync_lock_releasesi): New.
13089 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13090 (sync_lock_test_and_set<mode>): New.
13091 (sync_<atomic><mode>): New.
13092 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13093 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13094 (xtensa_expand_atomic): New.
13096 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13100 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13101 transformation for builtin ISNORMAL.
13102 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13103 * builtins.def (BUILT_IN_ISNORMAL): New.
13104 * doc/extend.texi: Document isnormal.
13106 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13110 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13111 optabs infrastructure. Provide generic implementation for
13113 (expand_builtin): Handle FINITE/ISFINITE.
13114 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13115 (fold_builtin_1): Likewise.
13117 * builtins.def (BUILT_IN_ISFINITE): New.
13119 * doc/extend.texi: Document isfinite.
13121 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13124 PR middle-end/20558
13126 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13127 generic fallback for isinf.
13128 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13129 calculation code ...
13130 * real.c (get_max_float): ... to here.
13131 * real.h (get_max_float): New.
13133 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13135 PR middle-end/32668
13137 * builtin-attrs.def (ATTR_TYPEGENERIC,
13138 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13140 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13141 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13142 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13143 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13145 * c-common.c (handle_type_generic_attribute): New.
13146 (c_common_attribute_table): Add "type generic".
13148 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13150 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13152 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13153 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13156 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13159 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13160 checking that the operand is an expression.
13162 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13163 Danny Smith <dannysmith@users.sourceforge.net>
13166 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13167 file mapping object in local namespace if Windows version later
13170 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13172 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13173 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13174 arm_cannot_force_const_mem.
13175 (arm_cannot_force_const_mem): New function.
13176 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13177 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13178 of arm_tls_referenced_p.
13179 * config/arm/arm.md (movsi): Split out-of-section constants when
13180 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13181 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13183 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13185 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13187 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13189 * config/mips/mips.md (*extendqihi2): Convert the destination
13192 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13194 * config/pa/fptr.c: Update license header.
13195 * config/pa/milli64.S: Likewise.
13197 2007-07-17 Nick Clifton <nickc@redhat.com>
13199 * COPYING_v3: New file. Contains version 3 of the GNU General
13201 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13202 Lesser General Public License.
13203 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13204 the GNU General Public License.
13206 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13208 PR rtl-optimization/32773
13209 * cfglayout.c (force_one_exit_fallthru): New function.
13210 (cfg_layout_finalize): Use it.
13212 2007-07-16 Richard Guenther <rguenther@suse.de>
13213 Uros Bizjak <ubizjak@gmail.com>
13215 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13216 before forcing it to gimple operand.
13218 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13219 David Ung <davidu@mips.com>
13221 * config/mips/mips.h (TUNE_24K): Define.
13222 (TUNE_MACC_CHAINS): Add TUNE_24K.
13223 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13225 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13226 (r74k_int_madd): .. this new reservation.
13227 (define_bypass): Fixed bypasses for r74k_int_madd to use
13228 mips_linked_madd_p.
13229 * config/mips/24k.md (define_bypass): Define new
13230 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13232 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13233 Nigel Stephens <nigel@mips.com>
13235 * config/mips/mips.md: Include 20kc.md.
13236 * config/mips/20kc.md: New file.
13237 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13238 (mips_adjust_cost): Tweak for 20Kc.
13239 (mips_issue_rate): Likewise.
13240 * config/mips/mips.h (TUNE_20KC): Define.
13242 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13244 * config/rs6000/rs6000.c (struct processor_cost): Add
13245 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13247 (*_cost): Add cache information.
13248 (rs6000_override_options): Set cache parameters.
13250 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13253 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13254 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13256 2007-07-16 Paul Brook <paul@codesourcery.com>
13259 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13260 (cirrus_thumb2_movsi_insn): Ditto.
13262 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13264 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13265 CR2_REGNO to R_CR2.
13267 2007-07-15 Andrew Haley <aph@redhat.com>
13269 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13270 before looking in the context.
13272 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13274 PR middle-end/32398
13275 PR middle-end/32769
13276 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13277 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13278 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13279 (pa_output_function_prologue): Use rp_saved and
13280 current_function_is_leaf to generate .CALLINFO statement.
13281 (hppa_expand_prologue): Set rp_saved.
13282 (hppa_expand_epilogue): Use rp_saved.
13283 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13284 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13286 2007-07-14 Dirk Mueller <dmueller@suse.de>
13288 * omega.c (coalesce): Fix memory leak on early exit.
13289 * matrix-reorg.c (check_allocation_function): Likewise.
13290 * tree-vect-transform.c (vect_get_new_vect_var): free result
13292 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13293 pass pointer to edge vector
13294 (partition_hot_cold_basic_blocks): Fix memory leak.
13295 * collect2.c (prefix_from_string): Free temporary storage.
13296 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13298 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13300 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13301 (DO_GLOBAL_DTORS_BODY): Likewise.
13303 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13304 Nigel Stephens <nigel@mips.com>
13306 * config/mips/mips.c (mips_classify_symbol): Don't return
13307 SYMBOL_SMALL_DATA for constant pool addresses if
13308 TARGET_EMBEDDED_DATA is true.
13310 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13312 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13313 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13314 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13315 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13316 __builtin_ia32_storehps, __builtin_ia32_storelps,
13317 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13318 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13319 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13320 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13321 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13322 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13323 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13324 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13325 using def_builtin_const.
13327 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13329 PR tree-optimization/32705
13330 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13331 (simplify_binary_expression): Use SSA_VAL consistently.
13333 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13335 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13336 (SPEFSCR_REGNO): Delete definition.
13337 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13338 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13339 * config/rs6000/rs6000.h: Do not define *_REGNO.
13340 LINK_REGISTER_REGNUM -> LR_REGNO.
13341 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13342 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13343 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13344 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13345 R_VRSAVE, R_VSCR. Use them.
13346 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13347 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13348 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13349 * config/rs6000/aix.h: Define R_LR. Use it.
13351 2007-07-13 Caroline Tice <ctice@apple.com>
13353 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13354 flag_var_tracking is explicitly turned off (i.e. when variable
13355 tracking is not feasible); otherwise, turn flag_var_tracking on when
13356 flag_var_tracking_uninit is on.
13357 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13358 note definitions, to allow recording of initialization status in the
13360 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13361 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13362 determine if two note locations are equal.
13363 (output_loc_list): Don't output list entries whose start & end labels
13365 (reg_loc_descriptor): Add parameter for initialization status; pass it
13366 to other loc descriptor functions.
13367 (one_reg_loc_descriptor): Add parameter for initialization status;
13368 check its value and add DW_OP_GNU_uninit to returned loc descr if
13370 (multiple_reg_loc_descriptor): Add parameter for initialization
13372 pass init status argument to other loc descriptor functions; check
13373 value of intialization parameter and add DW_OP_GNU_uninit to returned
13374 loc descr if appropriate.
13375 (based_loc_descr): Add parameter for initialization status; add new
13376 variable for return value; check value of initialization parameter and
13377 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13378 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13379 pass init status argument to other loc descriptor functions; check
13380 value of intialization parameter and add DW_OP_GNU_uninit to returned
13381 loc descr if appropriate.
13382 (mem_loc_descriptor): Likewise.
13383 (concat_loc_descriptor): Likewise.
13384 (concatn_loc_descriptor): Likewise.
13385 (loc_descriptor): Add parameter for initialization status; pass it as
13386 argument to other loc descriptor function calls.
13387 (loc_descriptor_from_tree_1): Add appropriate initialization status
13388 to loc descriptor function calls.
13389 (add_location_or_const_value_attribute): Get initialization status
13390 from VAR_LOCATION note; add initialization status to loc descriptor
13392 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13393 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13394 status is uninitialized, add "[uninint]" to output.
13395 * common.opt (fvar-tracking-uninit): New option, similar to
13396 fvar-tracking, to turn on tracking of uninitialized variables; creates
13397 a new global flag, flag_var_tracking_uninit.
13398 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13399 (enum var_init_status): New type, for var initialization status field.
13400 * var-tracking.c (struct location_chain_def): Two new fields, init,
13401 for initialization status, and set_src for the assignment value expr.
13402 (unshare_variable): New parameter for initialization status;
13403 initialize new init and set_src fields.
13404 (var_reg_set): New parameters for initialization status and value;
13405 pass them to set_variable_part.
13406 (var_mem_set): Likewise.
13407 (get_init_value): New function.
13408 (var_reg_delete_and_set): New initialization status & value
13409 parameters; add call to get_init_value if status is unknown; pass new
13410 parameters to clobber_variable_part and var_reg_set.
13411 (var_mem_delete_and_set): Likewise.
13412 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13413 (var_mem_delete): Likewise.
13414 (variable_union): Pass status to unshare_variable; initialize new init
13415 and set_src fields. If flag_var_tracking_uninit is not set, force
13416 status to initialized.
13417 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13418 used later to get the set_src value.
13419 (find_src_status): New function.
13420 (find_src_set_src): New function.
13421 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13422 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13423 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13424 and var_mem_delete_and_set.
13425 (dump_variable): Print out "[uninit]" if appropriate.
13426 (set_variable_part): Add new initialization and set_src parameters;
13427 pass status to unshare_variable; set node->init and node- >set_src
13428 fields and modify slot in hash table appropriately; save the init and
13429 set_src values if appropriate and assign to the new node.
13430 (clobber_variable_part): New set_src parameter; if two nodes have
13431 same variable and same location but different set_src (assignment)
13432 values, clobber old node.
13433 (delete_variable_part): Pass init status to unshare_variable.
13434 (emit_note_insn_var_location): Add initialized var; assign var's init
13435 status to new 'initialized'; pass new init status field to calls to
13436 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13437 status to initialized.
13438 (emit_notes_in_bb): Pass initialization status to calls to
13439 var_reg_set, var_mem_set, var_reg_delete_and_set and
13440 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13441 var_reg_delete_and_set and var_mem_delete_and_set; call
13442 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13443 make up for change in add_stores.
13444 (vt_add_function_parameters): Add status to calls to
13446 * config/darwin.c (darwin_override_options): Turn on uninitialized
13447 tracking automatically, if var_tracking is on and the system is
13450 2007-07-13 Sa Liu <saliu@de.ibm.com>
13452 * config.gcc: Add options for arch and tune on SPU.
13453 * config/spu/predicates.md: Add constant operands 0 and 1.
13454 * config/spu/spu-builtins.def: Add builtins for double precision
13455 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13456 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13458 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13460 * config/spu/spu-protos.h: Add new function prototypes.
13461 * config/spu/spu.c (spu_override_options): Check options -march and
13463 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13464 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13466 (spu_const_from_int): New. Create a vector constant from 4 ints.
13467 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13468 (spu_emit_vector_compare): New. Emit vector compare.
13469 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13470 * config/spu/spu.h: Add options -march and -mtune. Define processor
13471 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13472 CANONICALIZE_COMPARISON.
13473 * config/spu/spu.md: Add new insns for double precision compare
13474 and double precision vector compare. Add vcond and smax/smin patterns
13475 to enable DFmode vector conditional expression.
13476 * config/spu/spu.opt: Add options -march and -mtune.
13477 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13478 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13479 both CELL and CELLEDP targets: spu_testsv.
13480 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13483 2007-07-13 Richard Guenther <rguenther@suse.de>
13485 PR tree-optimization/32721
13486 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13487 TREE_THIS_VOLATILE on the folded reference.
13488 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13489 if the array reference has TREE_THIS_VOLATILE set.
13491 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13494 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13496 2007-07-13 Andreas Schwab <schwab@suse.de>
13498 * gengtype-lex.l: Allow declarations to be indented.
13500 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13502 * ginclude/tgmath.h: New.
13503 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13504 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13505 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13506 * configure: Regenerate.
13508 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13510 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13511 correct index when setting register save state for xd
13514 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13516 * config/sh/sh.c (mark_use): Remove.
13518 2007-07-12 Paul Brook <paul@codesourcery.com>
13520 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13521 reg does not overlap return value.
13523 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13525 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13526 (set_expression_vuses): Ditto.
13527 (init_pre): Initialize expression_vuses.
13529 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13531 * config/i386/sse.md (storentdf, storentsf): New.
13533 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13535 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13537 * tree.c (build_decl_stat): Move code from here...
13538 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13539 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13540 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13541 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13542 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13545 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13546 Devang Patel <dpatel@apple.com>
13548 PR tree-optimization/25413
13549 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13550 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13551 * tree.h (contains_packed_reference): New.
13552 * expr.c (contains_packed_reference): New.
13553 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13554 (vect_enhance_data_refs_alignment): Call
13555 vector_alignment_reachable_p.
13556 * target.h (vector_alignment_reachable): New builtin.
13557 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13558 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13559 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13561 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13563 * target.h (builtin_vectorization_cost): Add new target builtin.
13564 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13565 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13566 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13567 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13568 uninitialized variables.
13569 * tree-vect-transform.c (cost_for_stmt): New function.
13570 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13571 using cost 1 for all scalar stmts. Be less conservative when
13572 estimating the number of prologue/epulogue iterations. Call
13573 targetm.vectorize.builtin_vectorization_cost. Return
13574 min_profitable_iters-1.
13575 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13576 initialization cost instead of TARG_VEC_STMT_COST. Use
13577 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13578 epilogue code. Fix epilogue cost computation.
13579 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13580 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13581 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13582 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13583 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13584 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13586 2007-07-12 Richard Guenther <rguenther@suse.de>
13588 * gimplify.c (gimplify_conversion): Make sure that the result
13589 from maybe_fold_offset_to_reference is trivially convertible
13590 to the desired type before doing the simplification.
13591 (gimplify_expr): Likewise.
13592 * fold-const.c (fold_binary): Use the correct types for
13593 building the simplified expression.
13595 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13597 PR rtl-optimization/32729
13598 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13599 that fallthru to exit.
13601 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13603 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13604 (symDTPOFF2reg): Likewise.
13606 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13608 PR tree-optimization/32663
13610 * tree.h (VALUE_HANDLE_VUSES): Remove.
13611 (struct tree_value_handle): Remove vuses.
13613 * tree-vn.c (create_value_handle_for_expr): Don't set
13614 VALUE_HANDLE_VUSES.
13616 * tree-ssa-pre.c (expression_vuses): New.
13617 (alloc_expression_id): Set up expression_vuses.
13618 (get_expression_vuses): New.
13619 (set_expression_vuses): Ditto.
13620 (clear_expression_ids): Modify for expression_vuses.
13621 (phi_translate_1): Ditto.
13622 (phi_translate_set): Ditto.
13623 (value_dies_in_block_x): Ditto
13624 (valid_in_sets): Ditto.
13625 (add_to_sets): Ditto.
13626 (find_existing_value_expr): Ditto.
13627 (create_value_handle_for_expr): Ditto.
13628 (make_values_for_stmt): Ditto.
13629 (vuse_equiv): Remove.
13631 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13633 * Makefile.in (mostlyclean): Remove object files.
13635 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13637 * toplev.c (no_new_pseudos): Deleted.
13638 * rtl.h (no_new_pseudos): Deleted.
13639 * tree-pass.h (pass_no_new_pseudos): Deleted.
13640 * passes.c (pass_no_new_pseudos): Deleted.
13641 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13642 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13643 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13645 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13646 * rtlhooks.c (gen_lowpart_general): Ditto.
13647 * optabs.c (prepare_operand): Ditto.
13648 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13650 * modulo-sched.c (rest_of_handle_sms): Ditto.
13651 * see.c (rest_of_handle_see): Ditto.
13652 * ifcvt.c (if_convert): Ditto.
13653 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13655 * init-regs.c (gate_initialize_regs): Deleted set of
13657 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13658 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13659 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13661 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13664 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13665 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13666 (*vec_extractv2di_1_rex64): New insn pattern.
13668 2007-07-11 David Daney <ddaney@avtrex.com>
13670 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13671 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13672 for SIGNAL_UNWIND_RETURN_COLUMN.
13673 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13674 (DWARF_FRAME_REGNUM): Rewrite.
13675 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13677 2007-07-11 Nick Clifton <nickc@redhat.com>
13679 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13680 delta and use gen_int_mode in place of GET_INT instead.
13682 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13684 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13687 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13689 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13690 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13692 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13693 (USE_CANONICAL_TYPES): New.
13694 * doc/invoke.texi (verify-canonical-types): Remove.
13695 (use-canonical-types): Add.
13697 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13699 * config/spu/spu.c (spu_optimization_options): Remove setting of
13700 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13701 (spu_override_options): Move it here.
13703 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13705 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13706 * config/mips/mips.c (mips_cpu_info_table): Mention
13707 MIPS_ISA_LEVEL_SPEC in the comment.
13709 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13711 PR tree-optimization/32713
13712 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13714 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13716 PR middle-end/30482
13717 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13718 conditional to flag_isoc99.
13719 (c_common_init_options): Do it here, unconditionally.
13721 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13723 PR tree-optimization/32589
13724 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13725 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13726 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13727 predicate, extracted from...
13728 (set_rhs): ...here. Call it for the expression on entry.
13729 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13730 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13731 (simplify_binary_expression): Use valid_gimple_expression_p
13732 to validate the simplification.
13733 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13735 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13737 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13738 DWARF2_DEBUG on 32 bit target too.
13739 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13741 2007-07-11 Nick Clifton <nickc@redhat.com>
13743 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13744 version for 64-bit hosts.
13746 2007-07-10 David Daney <ddaney@avtrex.com>
13748 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13750 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13752 * config/mips/mips.c (mips_expand_synci_loop): New function.
13753 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13754 (UNSPEC_RDHWR): Same.
13755 (UNSPEC_SYNCI): Same.
13756 (UNSPEC_SYNC): Same.
13757 (clear_cache): New expand.
13761 (clear_hazard): Same.
13762 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13764 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13765 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13767 2007-07-10 Ian Lance Taylor <iant@google.com>
13769 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13772 2007-07-10 David Daney <ddaney@avtrex.com>
13774 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13775 * builtins.c (expand_builtin___clear_cache): New function.
13776 (expand_builtin): Call expand_builtin___clear_cache for
13777 BUILT_IN_CLEAR_CACHE case.
13778 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13779 * doc/md.texi (clear_cache): Document new instruction pattern.
13780 * testsuite/gcc.dg/builtins-64.c: New test.
13782 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13784 * config/cris/cris.md ("movsi"): Fix typo in last change.
13786 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13789 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13791 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13792 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13793 for FUNCTION_DECLs. Don't use align_functions_log if
13795 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13796 even for FUNCTION_DECLs.
13797 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13799 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13800 (DECL_FUNCTION_CODE): Update for new location and name of
13802 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13803 (struct tree_decl_common): Move 'align' and 'off_align' out
13804 of union, ensure they're still on a 32-bit boundary. Remove
13805 other fields in union 'u1'.
13806 (struct tree_function_decl): Add field 'function_code' replacing
13807 'u1.f' in tree_decl_common.
13808 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13809 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13810 (Variable Attributes): Cross-reference 'aligned' attribute
13811 to Function Attributes.
13812 * flags.h (force_align_functions_log): Delete.
13813 * toplev.c (force_align_functions_log): Delete.
13815 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13818 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13819 (*vec_concatv2di_rex): New insn pattern.
13821 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13824 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13826 2007-07-10 Ian Lance Taylor <iant@google.com>
13828 Replace no_new_pseudos in backends.
13829 * rtl.h (can_create_pseudo_p): Define.
13830 * config/darwin.c (machopic_indirect_data_reference): Use
13831 can_create_pseudo_p () instead of no_new_pseudos.
13832 (machopic_indirect_data_reference): Likewise.
13833 (machopic_legitimize_pic_address): Likewise.
13834 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13835 (alpha_emit_set_const_1): Likewise.
13836 (alpha_emit_set_const): Likewise.
13837 (alpha_emit_conditional_move): Likewise.
13838 (alpha_split_conditional_move): Likewise.
13839 * config/alpha/alpha.md (various splitters): Likewise.
13841 * config/arm/arm.c (legitimize_pic_address): Likewise.
13842 (arm_load_pic_register): Likewise.
13843 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13844 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13845 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13846 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13847 * config/cris/cris.md (movsi): Likewise.
13848 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13849 (symGOTOFF2reg_hilo): Likewise.
13850 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13851 * config/h8300/h8300.md (insv, extzv): Likewise.
13852 * config/i386/i386.c (ix86_expand_move): Likewise.
13853 (ix86_expand_vector_move): Likewise.
13854 (ix86_prepare_fp_compare_args): Likewise.
13855 (ix86_expand_carry_flag_compare): Likewise.
13856 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13857 (tls_dynamic_gnu2_combine_32): Likewise.
13858 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13859 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13860 (ia64_expand_movxf_movrf): Likewise.
13861 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13862 (m32c_split_move): Likewise.
13863 (m32c_expand_insv): Likewise.
13864 * config/m68k/m68k.md (movsi): Likewise.
13865 * config/mips/mips.c (mips_force_temporary): Likewise.
13866 (mips_split_symbol): Likewise.
13867 (mips_move_integer): Likewise.
13868 (mips_legitimize_const_move): Likewise.
13869 * config/mn10300/mn10300.md (movsi): Likewise.
13870 * config/pa/pa.c (emit_move_sequence): Likewise.
13871 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13872 (rs6000_got_register): Likewise.
13873 (create_TOC_reference): Likewise.
13874 (rs6000_machopic_legitimize_pic_address): Likewise.
13875 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13876 (various splitters): Likewise.
13877 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13878 (movsi_got): Likewise.
13879 * config/s390/s390.c (emit_symbolic_move): Likewise.
13880 * config/s390/s390.md (movhi, movqi): Likewise.
13881 (load_multiple, store_multiple): Likewise.
13882 * config/score/score.c (score_force_temporary): Likewise.
13883 * config/sh/sh.c (prepare_move_operands): Likewise.
13884 (prepare_cbranch_operands): Likewise.
13885 (emit_fpu_switch): Likewise.
13886 (fpscr_set_from_mem): Likewise.
13887 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13888 (adddi3, subsi3): Likewise.
13889 (various splitters): Likewise.
13890 (divsi_inv_fp_combine): Likewise.
13891 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13892 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13894 * config/sh/predicates.md (xor_operand): Likewise.
13895 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13896 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13897 (movdi_pic_label_ref): Likewise.
13898 * config/spu/spu.c (spu_split_immediate): Likewise.
13899 * config/alpha/alpha.md (various splitters): Remove test
13900 !no_new_pseudos || reload_completed.
13901 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13903 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13904 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13905 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13906 * config/score/score.c (th_output_mi_thunk): Likewise.
13907 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13908 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13910 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13912 PR rtl-optimization/32664
13913 * mode-switching.c (create_pre_exit): Skip barrier insns.
13915 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13917 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13918 force_gimple_operand_bsi.
13919 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13920 rewrite_use_compare): Ditto.
13921 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13923 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13924 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13925 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13926 * tree-profile.c (prepare_instrumented_value,
13927 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13928 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13929 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13930 tree_gen_ior_profiler): Ditto.
13931 * tree-ssa-reassoc.c (negate_value): Ditto.
13932 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13933 Use force_gimple_operand_bsi.
13934 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13935 * tree-if-conv.c (add_to_dst_predicate_list,
13936 find_phi_replacement_condition): Ditto.
13937 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13938 Call mark_symbols_for_renaming for new statements.
13939 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13941 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13943 * cfghooks.c (remove_edge): New function.
13944 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13946 * cfghooks.h (remove_edge): Declare.
13947 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13948 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13950 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13952 * optabs.h: Added declaration for signbit_optab.
13953 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13954 * genoptinit.c (optabs): Added entry for signbit insns.
13955 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13956 insn, if available.
13957 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13958 * config/s390/s390.md (signbit<mode>2): New expander.
13960 2007-07-09 Richard Guenther <rguenther@suse.de>
13962 PR middle-end/32698
13963 * fold-const.c (fold_plusminus_mult_expr): Move constant
13964 arguments second to allow decomposing.
13966 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13969 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13971 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13972 Disregard DECL_FROM_INLINE.
13974 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13977 * doc/invoke.texi: Add ftree-reassoc flag.
13978 * common.opt (ftree-reassoc): New flag.
13979 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13980 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13982 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13984 PR tree-optimization/32681
13985 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13986 saved in second_edge->aux when first_bb is a loop header.
13988 2007-07-09 Jan HUbicka <jh@suse.cz>
13990 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13992 2007-07-09 Richard Guenther <rguenther@suse.de>
13994 * c-decl.c (start_function): Do not promote return type.
13996 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13998 * function.c (do_warn_unused_parameter): Do not warn if
13999 TREE_NO_WARNING is set.
14001 2007-07-08 Andreas Schwab <schwab@suse.de>
14003 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14005 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14008 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14010 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14011 apply to assembly language, too.
14012 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14014 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14016 Revert (note the sccvn portions are *not* reverted)
14017 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14019 Fix PR tree-optimization/23488
14021 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14023 * tree-flow-inline.h (get_value_handle): Ditto.
14024 * tree-ssa-pre.c (decl_vh_map): New.
14025 (decl_node_pool): New.
14026 (can_value_number_operation): Support DECL_P.
14027 (can_PRE_operation): Ditto.
14028 (create_expression_by_pieces): Ditto.
14029 (find_existing_value_expr): Modify to differnetiate between
14030 addressing and top level.
14031 (create_value_handle_for_expr): Handle DECL's.
14032 (poolify_tree): Ditto.
14033 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14034 (make_values_for_stmt): Handle DECL's properly.
14035 (init_pre): Reorg to not init useless things during FRE.
14037 * tree-flow.h: Include pointer-set.h.
14038 (decl_vh_map): Declare.
14039 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14041 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14043 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14044 the constraint description.
14045 * doc/md.texi: Update documentation of AVR constraints.
14047 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14049 * auto-inc-dec.c, config/arm/arm.c,
14050 config/m32r/constraints.md, config/mips/mips.md,
14051 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14052 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14053 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14054 typos. Follow spelling conventions.
14055 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14057 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14058 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14060 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14061 realloc_vuse): Remove.
14062 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14065 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14067 Fix PR tree-optimization/23488
14069 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14070 (try_to_simplify): Ditto.
14071 (visit_use): Ditto.
14072 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14074 * tree-flow-inline.h (get_value_handle): Ditto.
14075 * tree-ssa-pre.c (decl_vh_map): New.
14076 (decl_node_pool): New.
14077 (can_value_number_operation): Support DECL_P.
14078 (can_PRE_operation): Ditto.
14079 (create_expression_by_pieces): Ditto.
14080 (find_existing_value_expr): Modify to differnetiate between
14081 addressing and top level.
14082 (create_value_handle_for_expr): Handle DECL's.
14083 (poolify_tree): Ditto.
14084 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14085 (make_values_for_stmt): Handle DECL's properly.
14086 (init_pre): Reorg to not init useless things during FRE.
14088 * tree-flow.h: Include pointer-set.h.
14089 (decl_vh_map): Declare.
14090 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14092 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14094 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14095 apply to assembly language, too.
14096 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14098 2007-07-06 Ian Lance Taylor <iant@google.com>
14099 Zack Weinberg <zackw@panix.com>
14101 PR middle-end/32441
14102 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14104 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14106 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14107 (prefetch): Likewise if "pref" would be used.
14109 2007-07-06 Josh Conner <jconner@apple.com>
14111 PR middle-end/32602
14112 PR middle-end/32603
14113 * calls.c (store_one_arg): Handle arguments which are partially
14114 on the stack when detecting argument overlap.
14116 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14118 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14119 chosen during find_reloads.
14121 2007-07-06 Richard Guenther <rguenther@suse.de>
14123 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14124 TYPE_ARG_TYPES for verification of argument types. Use
14125 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14126 parameters as variable arguments.
14128 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14130 * libgcc2.h (word_type): Type definition removed.
14131 (cmp_return_type, shift_count_type): Type definitions added.
14132 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14133 replaced with shift_count_type.
14134 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14136 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14137 changed from word_type to Wtype.
14138 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14139 replaced with shift_count_type.
14140 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14142 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14143 and libgcc_shift_count attribute added.
14144 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14145 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14146 (TARGET_INITIALIZER): New target hooks added.
14147 * targhooks.c (default_libgcc_cmp_return_mode,
14148 default_libgcc_shift_count_mode): Default implementations for the new
14149 target hooks added.
14150 * targhooks.h (default_libgcc_cmp_return_mode,
14151 default_libgcc_shift_count_mode): Function prototypes added.
14152 * target.h (struct gcc_target): Fields for the new target hooks added.
14153 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14155 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14158 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14159 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14161 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14162 s390_libgcc_shift_count_mode): Functions added.
14163 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14164 Target hooks defined.
14166 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14168 * config/mips/mips.c (compute_frame_size): Restore the original
14169 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14170 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14171 Document why the difference is needed.
14173 2007-07-06 Richard Guenther <rguenther@suse.de>
14175 * c-common.c (boolean_increment): Use correctly typed
14178 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14180 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14181 the topmost argument register is not also included in the save mask.
14182 (mips16e_collect_argument_save_p): Take a pointer to the argument
14183 register, rather than a pointer to the number of arguments.
14184 (mips16e_collect_argument_saves): Only include argument saves
14185 that aren't in the register mask.
14187 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14189 PR rtl-optimization/32450
14190 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14191 to ensure that instructions are not moved into the prologue when
14192 profiling is on. Remove unused prologue_end variable.
14193 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14194 as a scheduling barrier.
14196 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14199 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14200 Disregard DECL_FROM_INLINE.
14202 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14204 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14205 IORing with a constant.
14207 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14209 PR rtl-optimization/32475
14210 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14211 for every definition of the stack pointer.
14213 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14215 * arm.c (vfp3_const_double_index): Copy signed results of
14216 REAL_VALUE_TO_INT into unsigned vars.
14218 2007-07-05 Richard Guenther <rguenther@suse.de>
14220 PR middle-end/32639
14221 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14223 * tree-ssa.c (useless_type_conversion_p): Check canonical
14226 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14228 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14229 zero_extendhisi2): Change to define_insn_and_split.
14230 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14232 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14234 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14235 pass_match_asm_constraints): New.
14236 * passes.c (init_optimization_passes): Add new pass.
14237 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14238 * function.h (struct function): Add has_asm_statement bit.
14239 (current_function_has_asm_statement): New.
14240 * tree-pass.h (pass_match_asm_constraints): New.
14242 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14244 * config/mips/mips.c (mips_file_start): Avoid declaration
14247 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14249 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14251 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14253 * rtl.def (NOTE): Change print format string to print
14254 operand 5 as a note insn name.
14256 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14257 David Ung <davidu@mips.com>
14259 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14260 * doc/invoke.texi: (MIPS Options): Document them.
14262 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14263 David Ung <davidu@mips.com>
14265 Add support for SmartMIPS ASE.
14267 * optabs.c (expand_binop_directly): New, broken out from...
14268 (expand_binop): Here. Make it try rotating in the other
14269 direction even when the second operand isn't constant.
14270 * config/mips/mips.md (*lwxs): New.
14271 * config/mips/mips.opt (msmartmips): New.
14272 * config/mips/mips.c (mips_lwxs_address_p): New.
14273 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14274 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14275 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14276 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14277 (ISA_HAS_LWXS): New.
14278 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14279 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14280 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14281 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14282 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14283 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14284 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14286 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14288 * tree-vectorizer.c (new_loop_vec_info): Initialize
14289 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14290 * tree-vectorizer.h (_loop_vec_info): Added new filed
14291 min_profitable_iters.
14292 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14293 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14294 * tree-vect-analyze.c (vect_analyze_operations): Set
14295 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14296 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14297 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14298 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14299 and prologue cost to after they are computed.
14300 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14301 TARG_VEC_STMT_COST.
14302 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14303 of creating vectors from scalars according to dt.
14304 (vect_model_store_cost): Likewise.
14305 (vectorizable_call): Use dt array instead of scalar dt. Call
14306 vect_model_simple_cost with additional argument dt.
14307 (vectorizable_assignment): Likewise.
14308 (vectorizable_operation): Likewise.
14309 (vectorizable_type_demotion): Likewise.
14310 (vectorizable_type_promotion): Likewise.
14311 (vectorizable_store): Use dt array instead of scalar dt. Call
14312 vect_model_store_cost with additional argument dt.
14313 (vect_do_peeling_for_loop_bound): Don't call
14314 vect_estimate_min_profitable_iters. Instead, lookup
14315 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14316 "may not be profitable".
14318 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14321 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14322 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14323 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14324 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14326 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14328 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14329 addressing modes cheaper.
14331 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14333 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14334 (dw_ranges_struct): Rename block_num to num. Adjust.
14335 (dw_ranges_by_label_struct): New.
14336 (ranges_by_label, ranges_by_label_allocated,
14337 ranges_by_label_in_use): New variables.
14338 (add_ranges_num): Factored most of the code out of...
14339 (add_ranges): ... this one. Rewrite in terms of the former.
14340 (add_ranges_by_labels): New.
14341 (output_ranges): Output by-label ranges.
14342 (dwarf2out_finish): Output range for multiple-section
14343 compile_unit. Output standard DW_AT_low_pc in addition to
14344 unexpected DW_AT_entry_pc.
14346 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14348 PR tree-optimization/32604
14349 PR tree-optimization/32606
14351 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14352 (compute_antic_safe): Removed.
14353 (ANTIC_SAFE_LOADS): Ditto.
14354 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14355 (execute_pre): Don't call compute_antic_safe.
14356 (vuse_equiv): New function.
14357 (make_values_for_stmt): Use it
14358 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14361 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14364 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14365 rather than a decl.
14366 (avr_attribute_table): Make "naked" attribute apply to function types
14367 rather than to decls.
14368 (avr_handle_fntype_attribute): New function.
14370 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14372 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14375 2007-07-04 David Ung <davidu@mips.com>
14376 Joseph Myers <joseph@codesourcery.com>
14378 * config/mips/mips.md (type): Add logical, signext and move.
14379 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14380 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14381 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14382 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14383 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14384 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14385 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14386 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14387 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14388 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14389 movv2sf_hardfloat_64bit): Use the new types.
14390 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14391 *movdf_softfloat, *movdf_mips16): Use "multi".
14392 (extendqihi2): Replace with a define_expand.
14393 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14394 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14395 * config/mips/74k.md (r74k_int_logical): New reservation and
14397 (r74k_int_arith): Remove "slt".
14398 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14399 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14400 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14401 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14402 reservations for "arith".
14404 2007-07-04 Richard Guenther <rguenther@suse.de>
14406 * tree-ssa.c (useless_type_conversion_p): Add handling for
14407 scalar float and vector types. Only call the types_compatible_p
14408 langhook for aggregate types as last resort. Follow the
14411 2007-07-04 Richard Guenther <rguenther@suse.de>
14413 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14414 the same as NOP_EXPR.
14416 2007-07-04 Nick Clifton <nickc@redhat.com>
14418 * target.h (struct gcc_target): Add target_help field.
14419 * target-def.h (TARGET_HELP): New.
14420 (TARGET_INITIALIZER): Use TARGET_HELP.
14421 * opts.c (command_handle_option): Invoke target_help function, if
14422 defined, when the user has specified --target-help on the command
14424 * doc/invoke.texi: Mention that --target-help might print
14425 additional information.
14426 * doc/tm.texi: Document TARGET_HELP hook.
14428 * arm.c (TARGET_HELP): Override default definition.
14429 (arm_target_help): New - display a wrapped list of cores and
14430 architectures supported.
14432 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14434 * config/v850/v850.c (expand_prologue): Make sure
14435 GEN_INT() argument is sign extended rather than zero extended.
14436 (expand_epilogue): Likewise.
14437 (output_move_double): Delete.
14438 * config/v850/v850-protos.h (output_move_double): Delete.
14439 * config/v850/v850.md (movdi): Delete.
14440 (*movdi_internal): Delete.
14442 (*movdf_internal): Delete.
14444 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14446 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14447 unless compiling RTP PIC.
14449 2007-07-04 Richard Guenther <rguenther@suse.de>
14451 PR tree-optimization/32482
14452 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14453 original ssa name if we didn't find a shift expression.
14454 Fix shift constant for bit zero test.
14456 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14458 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14460 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14462 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14463 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14464 * config/arm/vxworks.h (ASM_SPEC): Delete.
14465 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14467 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14469 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14470 (DDR_REVERSED_P): New.
14471 * tree-data-ref.c (initialize_data_dependence_relation,
14472 build_classic_dist_vector): Set DDR_REVERSED_P.
14474 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14476 PR middle-end/32457
14477 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14478 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14479 init_omega_for_ddr_1): Use non conservative number of iterations
14481 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14482 (analyze_siv_subscript): Remove FIXME and reinitialization of
14483 last_conflicts to chrec_dont_know.
14484 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14486 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14488 * tree.c (maybe_canonicalize_argtypes): Improve description.
14490 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14492 * tree.c (maybe_canonicalize_argtypes): New.
14493 (build_function_type): Set canonical type.
14494 (build_method_type_directly): Ditto.
14495 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14498 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14500 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14502 (rewrite_use_nonlinear_expr): Likewise.
14504 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14506 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14508 2007-07-04 Ben Elliston <bje@au.ibm.com>
14510 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14513 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14515 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14516 (Exception Handling): Likewise.
14518 2007-07-03 Jan Hubicka <jh@suse.cz>
14520 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14522 2007-07-03 Eric Christopher <echristo@apple.com>
14524 * doc/cppopts.texi: Add conflicting option note to -dM.
14525 * doc/invoke.texi: Add note about possible conflicts with
14526 -E for -dCHARS and note that -dM will not produce
14527 any results if there is no machine dependent reorg.
14529 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14531 * tree.h (DECL_ALIGN): Back out previous change.
14533 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14535 * configure.ac: Test for .dtprelword support on MIPS.
14536 * configure, config.in: Regenerate.
14537 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14538 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14540 2007-07-03 Julian Brown <julian@codesourcery.com>
14542 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14543 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14544 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14545 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14547 (all_fpus): Add FPUTYPE_VFP3.
14548 (fp_model_for_fpu): Add VFPv3 field.
14549 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14550 (vfp3_const_double_index): New function. Return integer index of
14551 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14553 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14554 and argument represents a valid RTX for a VFPv3 constant.
14555 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14557 (vfp_emit_fstmd): Similar, for fstmd.
14558 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14559 constants, represented as integer indices.
14560 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14561 VFP_REGNO_OK_FOR_DOUBLE macros.
14562 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14563 (arm_file_start): Set float-abi attribute for VFPv3, and output
14564 correct ".fpu" assembler directive.
14565 (arm_dbx_register_numbering): Add FIXME.
14566 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14567 (fputype): Add FPUTYPE_VFP3.
14568 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14569 (CALL_USED_REGISTERS): Likewise.
14570 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14571 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14572 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14573 (D7_VFP_REGNUM): New.
14574 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14575 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14576 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14577 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14578 (REG_ALLOC_ORDER): Adjust for VFPv3.
14579 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14580 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14581 VFP_LO_REGS, VFP_HI_REGS.
14582 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14583 (IS_VFP_CLASS): Define macro.
14584 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14586 (REGISTER_MOVE_COST): Likewise.
14587 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14588 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14589 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14590 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14591 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14592 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14593 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14594 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14595 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14596 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14597 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14598 where appropriate for single-word registers.
14599 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14600 As above. Fix type attributes.
14601 * config/arm/constraints.md (register_contraint "t"): Define.
14602 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14604 (register_constraint "x"): Define.
14605 (constraint "Dv"): Define.
14607 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14609 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14611 2007-07-03 Tom Tromey <tromey@redhat.com>
14613 * c-parser.c (objc_pq_context): Removed.
14614 (objc_need_raw_identifier): Likewise.
14615 (c_parser) <objc_pq_context>: New field.
14616 <objc_need_raw_identifier>: Likewise.
14617 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14618 (c_lex_one_token): Update.
14619 (c_parser_objc_protocol_definition): Update.
14620 (c_parser_objc_method_definition): Update.
14621 (c_parser_objc_methodproto): Update.
14622 (c_parser_declspecs): Update.
14624 2007-07-03 David Ung <davidu@mips.com>
14626 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14628 2007-07-03 David Ung <davidu@mips.com>
14629 Richard Sandiford <richard@codesourcery.com>
14631 * doc/invoke.texi: Document -march=74kf3_2.
14632 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14633 (TUNE_74K): Check for it.
14634 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14635 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14636 * config/mips/mips.md (cpu): Add 74kf3_2.
14637 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14638 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14639 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14640 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14641 74kf3_2 to the CPU list.
14642 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14643 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14644 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14645 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14646 (r74kf3_2_fxfer_from_c1): New insn reservations.
14648 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14649 David Ung <davidu@mips.com>
14651 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14652 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14653 and 74k[fx]. Document aliases for the new options.
14654 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14655 (PROCESSOR_24KF2_1): ...this.
14656 (PROCESSOR_24KX): Rename to...
14657 (PROCESSOR_24KF1_1): ...this.
14658 (PROCESSOR_74KF): Rename to...
14659 (PROCESSOR_74KF2_1): ...this.
14660 (PROCESSOR_74KX): Rename to...
14661 (PROCESSOR_74KF1_1): ...this.
14662 (TUNE_74K): Update PROCESSOR_* names.
14663 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14664 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14665 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14666 (mips_rtx_cost_data): Update processor names in comments.
14667 (mips_issue_rate): Update PROCESSOR_* names.
14668 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14669 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14670 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14671 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14672 Update cpu attribute names.
14673 (r24k_fpu_iss): Rename this reservation to...
14674 (r24kf2_1_fpu_iss): ...this and update all uses.
14675 (r24kx_fpu_iss): Rename this reservation to...
14676 (r24kf1_1_fpu_iss): ...this and update all uses.
14677 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14678 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14679 Update cpu attribute names.
14681 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14683 * config/m32r/constraints.md: New file.
14684 * config/m32r/m32r.c: Include tm-constrs.h.
14685 (small_data_operand): Use satisfies_constraint_* instead of macro.
14686 (addr24_operand, gen_compare): Likewise.
14687 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14688 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14689 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14690 EXTRA_CONSTRAINT): Likewise.
14691 * config/m32r/m32r.md: Include constraints.md.
14692 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14693 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14694 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14695 (two_insn_const_operand, int8_operand, uint16_operand,
14696 reg_or_int16_operand, reg_or_uint16_operand,
14697 reg_or_cmp_int16_operand, cmp_int16_operand,
14698 seth_add3_operand): Likewise.
14700 2007-07-03 Eric Christopher <echristo@gmail.com>
14702 * libgcc2.h: Conditionally declare __bswapsi2 and
14705 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14707 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14710 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14713 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14714 (__gthrw_pragma): Provide default definition.
14715 (__gthrw2): Use it.
14716 * gthr-posix.c (__gthrw_pragma): Define.
14718 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14720 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14721 before declaring inequality.
14723 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14725 * combine.c (recog_for_combine): Log the success or failure of
14726 matching new insn patterns against the machine description in
14729 2007-07-03 Revital Eres <eres@il.ibm.com>
14731 * ddg.c (print_sccs): New function.
14732 (check_sccs): New function.
14733 (create_ddg_all_sccs): Use it.
14734 * ddg.h (print_sccs): Declare.
14735 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14737 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14739 * targhooks.h (default_mode_for_suffix): New function declaration.
14740 * targhooks.c (default_mode_for_suffix): New default target hook.
14741 * target.h (struct c): New structure in the targetm struct.
14742 (mode_for_suffix): New target hook as part of struct c.
14743 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14744 default_mode_for_suffix.
14745 (TARGET_C): New define.
14746 * c-lex.c: Include "target.h".
14747 (interpret_float): Use targetm.c.mode_for_suffix to determine
14748 the mode for a given non-standard suffix.
14749 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14751 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14752 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14754 * doc/extend.texi (Floating Types): New node. Document __float80 and
14755 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14757 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14760 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14761 predicate instead of target_operand.
14762 (divsi3_i1_media, divsi3_media_2): Likewise.
14764 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14766 * tree.h (alias_sets_might_conflict_p): Rename into
14767 alias_sets_must_conflict_p.
14768 * alias.c (alias_sets_might_conflict_p): Likewise.
14769 (alias_sets_conflict_p): Use it.
14770 (objects_must_conflict_p): Likewise.
14771 * c-common.c (strict_aliasing_warning): Adjust.
14773 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14775 * rtlhooks.c (gen_lowpart_if_possible): Check for
14776 invalid subreg before calling gen_lowpart_SUBREG.
14778 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14780 * config/darwin9.h: Add copyright notice.
14781 (LINK_COMMAND_SPEC): Add comment.
14782 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14783 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14784 DARWIN_LIBSYSTEM_HAS_UNWIND.
14786 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14789 * omp-low.c (check_combined_parallel): New function.
14790 (lower_omp_parallel): Call it via walk_stmts, set
14791 OMP_PARALLEL_COMBINED if appropriate.
14792 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14793 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14794 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14795 don't consider it as combined parallel.
14797 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14799 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14800 (gcc_tooldir): Likewise.
14801 * configure: Regenerate.
14802 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14803 old configure.ac gcc_tooldir setting.
14804 (prefix_to_exec_prefix): New variable.
14805 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14806 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14808 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14810 Fix PR tree-optimization/32583
14811 Fix PR tree-optimization/32584
14812 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14813 (phi_translate_set): Use phi_translate directly now.
14814 (make_values_for_stmt): Don't value number RHS if we already know
14817 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14818 Jim Wilson <wilson@specifix.com>
14821 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14824 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14825 Richard Sandiford <richard@codesourcery.com>
14826 Nigel Stephens <nigel@mips.com>
14828 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14829 (mips16e_output_save_restore): Declare.
14830 (mips16e_save_restore_pattern_p): Likewise.
14831 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14832 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14833 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14834 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14835 (BITSET_P): New global macro, extracted from...
14836 (mips_for_each_saved_reg): ...here.
14837 (mips16e_save_restore_info): New struct.
14838 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14839 (mips16e_save_restore_regs): New variable.
14840 (mips_split_plus, mips16e_find_first_register): New functions.
14841 (mips16e_mask_registers): New function.
14842 (compute_frame_size): Expand the commentary before the function.
14843 Enforce the MIPS16e save and restore register range restrictions.
14844 Pad the general register save area at the low end.
14845 (mips16e_save_restore_reg, mips16e_build_save_restore)
14846 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14847 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14848 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14850 (mips_expand_prologue, mips_expand_epilogue): Handle
14851 GENERATE_MIPS16E_SAVE_RESTORE.
14852 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14854 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14856 PR tree-optimization/31966
14857 PR tree-optimization/32533
14858 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14859 "basic_block" description as its third argument. Update function
14860 calls to get destination bb from "edge" argument. Save "cond" into
14861 aux field of the edge. Update prototype for changed arguments.
14862 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14864 (find_phi_replacement_condition): Operate on incoming edges, not
14865 on predecessor blocks. If there is a condition saved in the
14866 incoming edge aux field, AND it with incoming bb predicate.
14867 Return source bb of the first edge.
14868 (clean_predicate_lists): Clean aux field of outgoing node edges.
14869 (tree_if_conversion): Do not initialize cond variable. Move
14870 variable declaration into the loop.
14871 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14872 initializations of new_stmt, arg0 and arg1 variables.
14874 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14876 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14877 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14879 2007-07-02 Richard Guenther <rguenther@suse.de>
14881 * tree-ssa.c (useless_type_conversion_p): Document
14882 future intent as defining the middle-end type system.
14883 Re-structure to call langhook last, group by type class,
14884 mark questionable parts.
14886 2007-07-02 Richard Guenther <rguenther@suse.de>
14888 * tree-flow.h (types_compatible_p): Declare.
14889 * tree-ssa.c (types_compatible_p): New function.
14890 * ipa-type-escape.c (discover_unique_type): Use
14891 types_compatible_p instead of lang_hooks.types_compatible_p.
14892 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14893 * tree-vn.c (expressions_equal_p): Likewise.
14894 * tree.c (fields_compatible_p): Likewise.
14895 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14896 (cprop_operand): Use useless_type_conversion_p instead of
14897 lang_hooks.types_compatible_p.
14898 * tree-inline.c (setup_one_parameter): Likewise.
14899 (declare_return_variable): Likewise.
14900 * tree-nrv.c (tree_nrv): Likewise.
14901 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14902 (maybe_fold_offset_to_component_ref): Likewise.
14903 (maybe_fold_offset_to_reference): Likewise.
14904 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14905 (merge_alias_info): Likewise.
14906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14907 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14908 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14909 * tree-tailcall.c (find_tail_calls): Likewise.
14910 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14911 * gimplify.c (canonicalize_addr_expr): Likewise.
14912 (fold_indirect_ref_rhs): Likewise.
14913 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14914 (cpt_same_type): Likewise.
14915 (check_pointer_types_r): Swap parameters to cpt_same_type
14917 * fold-const.c (fold_convert): Revert fix for PR15988.
14918 * tree-inline.c (setup_one_parameter): Instead fix it here by
14919 using fold_build1 instead of fold_convert and checking for
14920 error_mark_node. Convert only if the conversion is necessary.
14922 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14924 * configure.ac: Check for .gnu_attribute on Power.
14925 * configure: Regenerate.
14926 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14927 attribute for floating-point ABI.
14929 2007-07-02 Ira Rosen <irar@il.ibm.com>
14931 PR tree-optimization/32230
14932 PR tree-optimization/32477
14933 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14934 address is a constant.
14936 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14938 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14939 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14940 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14941 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14942 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14943 64-bit targets. Add support for *-elfoabi*.
14944 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14945 different settings if $(tm_defines) does not select the EABI.
14946 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14947 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14948 (MIPS_ARCH_OPTION_SPEC): Likewise.
14949 (MIPS_ISA_LEVEL_SPEC): Likewise.
14950 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14951 * config/mips/elfoabi.h: New file.
14953 2007-07-02 Richard Guenther <rguenther@suse.de>
14955 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14956 (useless_type_conversion_p): ... this.
14957 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14958 (useless_type_conversion_p): ... this.
14959 * builtins.c (fold_builtin_memory_op): Rename
14960 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14961 * tree-cfg.c (verify_expr): Likewise.
14962 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14963 * tree-ssa-ccp.c (ccp_fold): Likewise.
14964 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14965 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14966 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14967 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14968 * tree-ssa-pre.c (eliminate): Likewise.
14969 * tree-ssa.c (delete_tree_ssa): Likewise.
14970 (tree_ssa_useless_type_conversion): Likewise.
14971 * tree.c (build2_stat): Likewise.
14973 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14975 Fix PR tree-optimization/32571
14976 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14979 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14981 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14982 and other expected operations explicitly, change default to
14985 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14987 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14989 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14990 (tls_load_dot_plus_eight): Move the label number into the unspec.
14991 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14993 2007-07-01 Andreas Schwab <schwab@suse.de>
14995 * dwarf2out.c (initial_return_save): Define only if used.
14997 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14999 Unreverting Richard's Revert of:
15001 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15003 * dce.c (deletable_insn_p_1): New function, split out from...
15004 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15005 specially, not those inside PARALLELs. Remove BODY argument
15006 and adjust recursive call accordingly.
15007 (prescan_insns_for_dce): Update call to delete_insn_p.
15009 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15010 Revital Eres <eres@il.ibm.com>
15012 * ddg.c (create_ddg_all_sccs): Fix missed
15013 initialization of scc_nodes.
15015 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15017 PR middle-end/32559
15018 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15019 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15021 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15023 * configure.ac: Check for .gnu_attribute on MIPS.
15024 * configure, config.in: Regenerate.
15025 * config/mips/mips.c (mips_file_start): If supported, output
15026 attribute for floating-point ABI.
15028 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15031 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15032 (ffs_cmove): New expander to expand using ctz pattern.
15033 (*ffs_cmove): Remove pattern.
15034 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15035 (ffsdi2): Expand using ctz pattern.
15036 (*ffs_rex64): Remove pattern.
15038 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15040 PR rtl-optimization/32296
15041 * pa.md (return): Delete pattern.
15042 (return_internal): Remove "(const_int 1)" from pattern.
15043 (epilogue): Use return_internal pattern for trivial returns.
15044 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15045 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15047 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15049 * tree-ssa-pre.c (is_exception_related): New function
15050 (can_value_number_operation): Use it.
15052 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15054 Fix PR tree-optimization/32540
15055 Fix PR tree-optimization/31651
15057 * tree-ssa-sccvn.c: New file.
15059 * tree-ssa-sccvn.h: Ditto.
15061 * tree-vn.c: Include tree-ssa-sccvn.h
15062 (val_expr_paid_d): Removed.
15063 (value_table): Ditto.
15064 (vn_compute): Ditto.
15065 (val_expr_pair_hash): Ditto.
15066 (val_expr_pair_expr_eq): Ditto.
15067 (copy_vuses_from_stmt): Ditto.
15068 (vn_delete): Ditto.
15070 (shared_vuses_from_stmt): Ditto.
15071 (print_creation_to_file): Moved up.
15072 (sort_vuses): Ditto.
15073 (sort_vuses_heap): Ditto.
15074 (set_value_handle): Make non-static.
15075 (make_value_handle): Ditto.
15076 (vn_add): Rewritten to use sccvn lookups.
15077 (vn_add_with_vuses): Ditto.
15078 (vn_lookup): Ditto (and second argument removed).
15079 (vn_lookup_with_vuses): Ditto.
15080 (vn_lookup_or_add): Ditto (and second argument removed);
15081 (vn_lookup_or_add_with_vuses): Ditto.
15082 (vn_lookup_with_stmt): New.
15083 (vn_lookup_or_add_with_stmt): Ditto.
15084 (create_value_handle_for_expr): Ditto.
15086 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15087 (seen_during_translate): New function.
15088 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15089 (phi_trans_add): Ditto.
15090 (constant_expr_p): FIELD_DECL is always constant.
15091 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15092 Use constant_expr_p.
15093 Avoid infinite recursion on mutually valued expressions.
15094 Change callers of vn_lookup_or_add.
15095 (phi_translate): New function.
15096 (compute_antic_safe): Allow phi nodes.
15097 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15098 (find_or_generate_expression): Rewrite slightly.
15099 (create_expression_by_pieces): Updated for vn_lookup_or_add
15101 Update VN_INFO for new names.
15102 (insert_into_preds_of_block): Update for new names.
15103 (add_to_exp_gen): New function.
15104 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15105 (find_existing_value_expr): Rewrite to changed vn_lookup.
15106 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15107 (try_look_through_load): Removed.
15108 (try_combine_conversion): Ditto.
15109 (get_sccvn_value): New function.
15110 (make_values_for_phi): Ditto.
15111 (make_values_for_stmt): Ditto.
15112 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15114 (init_pre): Update for SCCVN changes.
15116 (execute_pre): Ditto.
15118 * tree-flow.h (make_value_handle): Declare.
15119 (set_value_handle): Ditto.
15120 (sort_vuses_heap): Ditto.
15121 (vn_lookup_or_add_with_stmt): Ditto.
15122 (vn_lookup_with_stmt): Ditto.
15123 (vn_compute): Remove.
15125 (vn_delete): Ditto.
15126 (vn_lookup): Update arguments.
15128 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15129 (tree-vn.o): Ditto.
15130 (tree-ssa-sccvn.o): New.
15131 (OBJS-common): Add tree-ssa-sccvn.o
15133 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15136 * c-typeck.c (build_external_ref): Don't mark as used if called
15138 * calls.c (rtx_for_function_call): Likewise.
15140 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15144 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15146 * dce.c (deletable_insn_p_1): New function, split out from...
15147 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15148 specially, not those inside PARALLELs. Remove BODY argument
15149 and adjust recursive call accordingly.
15150 (prescan_insns_for_dce): Update call to delete_insn_p.
15152 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15154 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15155 (try_combine): Move potential calls to undo_all() so they happen
15156 before we commit to using the combined insns.
15158 2007-06-30 Jan Hubicka <jh@suse.cz>
15160 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15163 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15165 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15166 (cgraph_remove_unreachable_nodes): Likewise.
15167 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15168 * ipa-inline.c (update_caller_keys): Cast according to the coding
15170 (cgraph_decide_recursive_inlining): Likewise.
15171 (cgraph_decide_inlining_of_small_function): Likewise.
15172 (try_inline): Likewise.
15173 (cgraph_decide_inlining_incrementally): Likewise.
15174 * ipa-pure-const.c (get_function_state): Likewise.
15175 (scan_function): Likewise.
15176 (analyze_function): Likewise.
15177 (static_execute): Likewise.
15178 * ipa-reference.c (scan_for_static_refs): Likewise.
15179 (merge_callee_local_info): Likewise.
15180 (analyze_function): Use type safe memory macros.
15181 (static_execute): Likewise. Cast according to the coding conventions.
15182 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15184 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15186 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15187 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15190 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15192 PR middle-end/30024
15193 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15194 for complex modes (both int and real).
15196 2007-06-29 Jan Hubicka <jh@suse.cz>
15198 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15200 2007-06-29 Jan Hubicka <jh@suse.cz>
15202 PR middle-end/32372
15203 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15206 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15209 * config/avr/avr.c: Include dataflow header file.
15210 (expand_prologue): Adjust for prologue insn change.
15211 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15214 2007-06-29 Richard Guenther <rguenther@suse.de>
15216 PR middle-end/32493
15217 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15218 during type verification.
15220 2007-06-29 Jan Hubicka <jh@suse.cz>
15222 * recog.c (validate_change_rtx_1): Unshare TO argument.
15224 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15226 PR tree-optimization/24659
15227 * tree-vect-transform.c (vectorizable_call): Handle
15228 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15230 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15231 * config/i386/i386.c (enum ix86_builtins)
15232 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15233 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15235 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15236 const using def_builtin_const.
15237 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15238 input operands in the same modes as the result.
15239 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15241 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15243 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15244 (df_set_dead_notes_for_mw): Likewise.
15246 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15248 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15250 2007-06-28 DJ Delorie <dj@redhat.com>
15252 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15254 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15256 * doc/invoke.texi (C++ Dialect Options): Document
15257 fvisibility-ms-compat.
15258 * c.opt (fvisibility-ms-compat): New.
15260 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15263 * tree-affine.c (aff_combination_add_elt): Handle
15264 pointer addition specially.
15266 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15268 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15269 decl is non-external for AIX ABI.
15271 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15273 * config/rs6000/predicates.md (current_file_function_operand):
15274 Ensure the symbol is non-external for AIX ABI.
15276 2007-06-28 Nick Clifton <nickc@redhat.com>
15278 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15279 (fdce, fdse, fpredictive-commoning): Likewise.
15281 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15284 * gcc.c (process_command): Recognize the new -static-libgfortran
15287 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15290 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15291 Use a call clobbered hard reg instead of a pseudo reg.
15293 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15295 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15297 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15300 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15301 REG_LIBCALL and REG_RETVAL notes.
15302 (divsi3, mulsi3): Likewise.
15303 (mulhisi3): Likewise. Use emit_libcall_block.
15304 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15306 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15308 PR rtl-optimization/32481
15309 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15311 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15313 * dce.c (deletable_insn_p_1): New function, split out from...
15314 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15315 specially, not those inside PARALLELs. Remove BODY argument
15316 and adjust recursive call accordingly.
15317 (prescan_insns_for_dce): Update call to delete_insn_p.
15319 2007-06-27 Richard Guenther <rguenther@suse.de>
15321 PR middle-end/32492
15322 * tree.h (fold_convertible_p): Declare.
15323 * fold-const.c (fold_convertible_p): New function.
15324 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15325 instead of lang_hooks.types_compatible_p.
15327 2007-06-26 Jan Hubicka <jh@suse.cz>
15329 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15330 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15331 early use validate_unshare_change.
15332 (reload_combine): Likewise.
15333 * recog.c (change_t): New field unshare.
15334 (validate_change_1): Rename from validate_change; add argument unshare.
15335 (validate_change): Turn into wrapper of validate_change_1; update
15336 prototype for bools.
15337 (validate_unshare_change): New.
15338 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15339 calls of df_insn_rescan.
15340 * recog.h (validate_change): Replace ints by bools.
15341 (validate_unshare_change): Declare.
15343 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15345 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15347 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15349 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15351 2007-06-25 Jan Hubicka <jh@suse.cz>
15353 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15355 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15356 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15357 places other call site specific checks are performed.
15359 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15362 * tree-vect-transform.c (vectorizable_operation): Convert
15363 POINTER_PLUS_EXPR over to PLUS_EXPR.
15365 2007-06-25 Chao-ying Fu <fu@mips.com>
15367 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15368 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15369 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15370 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15372 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15373 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15374 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15375 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15376 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15377 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15378 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15379 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15380 ALL_FIXED_POINT_MODE_P): New define.
15381 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15383 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15385 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15386 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15387 MODE_VECTOR_UACCUM): New mode classes.
15389 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15390 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15391 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15394 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15395 (blank_mode): Initialize ibit and fbit.
15396 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15397 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15399 (new_adjust): Change required_class to required_class_from and
15400 required_class_to for testing within a range.
15401 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15402 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15403 MODE_VECTOR_UACCUM.
15404 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15405 (make_fixed_point_mode): New.
15406 (_ADD_ADJUST): Change C to C1 and C2.
15407 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15408 use a range for machine classes.
15409 (ADJUST_IBIT, ADJUST_FBIT): New.
15410 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15412 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15413 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15414 Emit adjustment for ibit and fbit.
15415 (emit_mode_ibit, emit_mode_fbit): New.
15416 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15418 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15420 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15421 as the source of the set.
15423 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15425 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15426 FP_REGNO_P): Use IN_RANGE.
15427 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15428 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15429 (DATA_REG_P): Use DATA_REGNO_P.
15430 (FP_REG_P): Use FP_REGNO_P.
15431 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15432 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15433 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15435 2007-06-24 Jan Hubicka <jh@suse.cz>
15437 PR middle-end/30563
15438 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15440 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15442 PR middle-end/32461
15443 * fold-const.c (fold_binary): Strip nops of operand 0
15444 of BIT_NOT_EXPR before calling operand_equal_p.
15445 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15446 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15448 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15450 * doc/extend.texi: Document that dllimport and dllexport imply
15451 default visibility.
15452 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15453 imported or exported declaration, including type declarations.
15454 * c-common.c (handle_visibility_attribute): Check for conflicts
15455 with dllimport/dllexport.
15456 (c_determine_visibility): Handle dllimport/dllexport as an
15457 explicit visibility atttribute.
15459 2007-06-23 Richard Guenther <rguenther@suse.de>
15461 PR tree-optimization/16876
15462 PR middle-end/29478
15463 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15465 * tree-inline.c (initialize_inlined_parameters): Do not call
15466 lang_hooks.tree_inlining.convert_parm_for_inlining.
15467 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15468 reason for mismatched types.
15469 * gimplify.c (gimplify_call_expr): Verify the call expression
15470 arguments match the called function type signature. Otherwise
15471 mark the call expression to be not considered for inlining
15472 using CALL_CANNOT_INLINE_P flag.
15473 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15474 edges call expression.
15475 (cgraph_decide_inlining_of_small_function): Likewise.
15476 (cgraph_decide_inlining): Likewise.
15477 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15479 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15480 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15481 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15482 Remove declaration.
15483 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15484 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15486 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15487 convert_parm_for_inlining member.
15489 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15492 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15493 Remove optimization for GT.
15495 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15497 PR middle-end/32437
15498 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15500 (prescan_insns_for_dce): Add extra parameter.
15502 2007-06-23 Jan Hubicka <jh@suse.cz>
15504 PR middle-end/31541
15505 * gimplify.c (mark_addressable): New function.
15506 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15508 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15510 PR middle-end/32374
15511 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15513 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15516 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15517 moves between MMX/SSE registers to at least 8 units to prevent
15518 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15520 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15522 * config/i386/i386.c (override_options): Correct x86_sahf
15525 2007-06-21 David Daney <ddaney@avtrex.com>
15528 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15529 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15530 (exception_receiver): Renamed to ...
15531 (nonlocal_goto_receiver): ... this.
15533 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15535 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15536 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15537 partial register accesses.
15539 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15541 * fold-const.c (debug_fold_checksum): Move it under
15542 ENABLE_FOLD_CHECKING.
15544 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15546 PR middle-end/20623
15547 * tree.h (debug_fold_checksum): Declared.
15548 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15549 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15550 build_fold_addr_expr_with_type_1.
15551 (fold_addr_expr, debug_fold_checksum): New.
15552 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15553 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15554 Use fold_addr_expr.
15556 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15558 PR tree-optimization/19590
15559 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15560 of scev is a constant.
15562 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15564 * df-problems.c (df_note_bb_compute): Made computation of live
15565 info consistent with df_lr.
15567 2007-06-21 Richard Guenther <rguenther@suse.de>
15569 PR tree-optimization/32453
15570 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15571 for pointer anti-range.
15573 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15575 * config/i386/i386.c (processor_target_table): Increase maximum
15576 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15579 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15580 byte alignment if > 8 byte alignment is preferred.
15581 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15583 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15585 PR tree-optimization/31866
15586 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15587 if ASM_EXPR's input is not a SSA_NAME.
15589 PR middle-end/32362
15590 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15591 but decl is a global var, instead return decl.
15592 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15593 even for is_global_var decls, if they are private in some outer
15596 2007-06-21 Richard Guenther <rguenther@suse.de>
15598 PR tree-optimization/32451
15599 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15601 2007-06-21 Christian Bruel <christian.bruel@st.com>
15603 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15604 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15605 (push_regs): Changed saving order or banked registers.
15606 (sh_expand_epilogue): Likewise.
15607 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15608 (FIRST_BANKED_REG): Likewise.
15609 (LAST_BANKED_REG): Likewise.
15610 * config/sh/sh.md (banked) New attribute.
15611 (in_delay_slot): Check banked attribute.
15613 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15615 PR tree-optimization/32075
15616 * tree-data-ref.c (subscript_dependence_tester_1,
15617 analyze_miv_subscript, analyze_overlapping_iterations,
15618 add_distance_for_zero_overlaps, build_classic_dist_vector,
15619 subscript_dependence_tester_1, analyze_overlapping_iterations,
15620 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15621 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15622 to evolution_function_is_affine_multivariate_p.
15624 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15626 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15628 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15631 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15633 * config/m32c/prologue.md (epilogue_exitd_16): New.
15634 (epilogue_reit_16): New.
15635 (epilogue_exitd): Rename to epilogue_exitd_24.
15636 (epilogue_reit): Rename to epilogue_reit_24.
15638 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15639 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15641 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15643 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15644 if dbg_cnt (sched_insn) reaches the limit.
15645 (choose_ready): New parameter INSN_PTR and new return value.
15646 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15647 the new return value from choose_ready.
15648 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15649 (rest_of_handle_global_alloc): New global_alloc_at_func.
15651 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15653 PR tree-optimization/25737
15654 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15655 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15656 * tree-flow.h (struct fieldoff): Add new field alias_set.
15657 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15658 argument addressable_type. Set alias_set of fieldoff.
15659 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15660 (create_overlap_variables_for): Pass alias_set from fieldoff to
15662 * alias.c (get_alias_set): Use alias_set from SFT if set.
15664 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15666 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15667 of a variable as an unsigned HOST_WIDE_INT integer.
15669 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15671 PR rtl-optimization/32405
15672 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15674 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15676 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15678 PR middle-end/31959
15679 * builtins.c: Include diagnostic.h.
15680 (expand_builtin_expect): Make gcc_assert more permissive.
15681 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15683 PR inline-asm/32109
15684 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15687 PR middle-end/32285
15688 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15689 if ACCUMULATE_OUTGOING_ARGS.
15691 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15693 * config/m68hc11/m68hc11.c: Include dataflow header file.
15694 (m68hc11_reorg): Port to dataflow.
15696 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15698 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15699 (struct df_problem.free_blocks_on_set_blocks): New field.
15700 (struct dataflow.optional_p): New field.
15701 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15702 (df_live_set_all_dirty): New function.
15703 * df-scan.c (df_scan_alloc): Initialize optional_p.
15704 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15705 * df-core.c (df_set_blocks): Removed use of
15706 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15707 df_problem.free_blocks_on_set_blocks to determine which blocks are
15709 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15710 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15711 uses dataflow.optional_p to determine if problem should be
15713 (rest_of_handle_df_initialize): Only start live problem if
15715 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15716 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15717 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15718 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15719 problem_NOTE): Initialize free_blocks_on_set_blocks.
15720 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15722 (df_live_set_all_dirty, df_note_alloc): New function.
15723 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15725 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15726 * postreload.c (reload_combine): Ditto.
15727 * cse.c (cse_extended_basic_block): Ditto.
15728 * regmove.c (mark_flags_life_zones): Ditto.
15729 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15730 erase_matching_seqs): Ditto.
15731 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15732 * integrate (allocate_initial_values): Ditto.
15733 * combine.c (reg_dead_at_p): Ditto.
15734 * resource.c (mark_target_live_regs): Ditto.
15735 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15736 * config/sh/sh.c (find_r0_life_regions): Ditto.
15737 * global.c (rest_of_handle_global_alloc): Only add back df_live
15739 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15740 df_live for -O > 1.
15741 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15743 (if_convert): Make sure df_live is there at -O == 1.
15744 (pass_if_after_combine): Cleanup flags.
15745 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15746 is there at -O == 1.
15748 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15750 * config/arm/arm.c (arm_get_frame_offsets): Set
15751 offsets->locals_base to avoid negative stack size.
15752 (thumb1_expand_prologue): Assert on negative stack size.
15754 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15756 PR tree-optimization/32367
15757 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15758 of the chrec has no evolution in that loop.
15759 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15761 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15763 * config/xtensa/xtensa.c: Include "df.h".
15764 (xtensa_builtin_saveregs): Use adjust_address instead of
15766 (xtensa_va_start): Invoke make_tree with sizetype for
15767 expand_builtin_saveregs and then convert the result to a pointer.
15768 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15769 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15770 Subtract argument size from index value as integers and then use
15771 POINTER_PLUS_EXPR to add the result to the array address.
15773 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15776 * config/m32c/m32c.c: Include dataflow header file.
15777 (m32c_emit_prologue): Adjust for prologue insn change.
15778 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15779 once inside a PARALLEL. Assume frame size passed in operand 0
15780 includes space to save the fb register.
15781 (prologue_enter_24): Likewise.
15782 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15784 2007-06-19 David Daney <ddaney@avtrex.com
15787 * config/mips/mips.md (cprestore): Mark $gp as used.
15789 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15792 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15793 (frv_ifcvt_modify_insn): Likewise.
15795 2007-06-19 Richard Guenther <rguenther@suse.de>
15797 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15798 only handle positive offsets that fit in a HOST_WIDE_INT.
15800 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15802 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15803 result of rsqrt insn for zero input argument to avoid NaN.
15805 2007-06-19 Richard Guenther <rguenther@suse.de>
15807 PR middle-end/31950
15808 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15810 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15812 PR tree-optimization/32353
15813 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15815 2007-06-19 Nick Clifton <nickc@redhat.com>
15817 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15819 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15822 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15823 * config/i386/i386.c (assign_386_stack_local): Assert that
15824 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15825 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15826 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15827 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15829 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15831 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15833 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15835 PR rtl-optimization/32321
15836 * gcse.c (replace_store_insn): Update the note before
15837 calling emit_insn_after.
15839 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15841 PR middle-end/32355
15842 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15844 * df-problems.c (df_note_bb_compute): Fix dumping info.
15846 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15848 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15849 insn with emit_jump_insn.
15851 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15853 PR tree-optimization/32383
15854 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15855 * targhooks.h (default_builtin_reciprocal): Update prototype.
15856 * target.h (struct gcc_target): Update builtin_reciprocal.
15857 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15858 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15859 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15860 when fndecl is in BUILT_IN_MD class.
15861 (execute_convert_to_rsqrt): Ditto.
15863 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15864 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15865 Convert BUILT_IN_SQRTF code only when md_fn is false.
15867 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15869 * bt-load.c (move_btr_def): Fix the order of arguments
15870 to validate_replace_rtx.
15872 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15874 * config/m68k/m68k-devices.def: Add 54450..54455.
15876 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15878 PR rtl-optimization/32366
15879 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15880 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15883 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15885 PR middle-end/32349
15886 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15887 this is true, rescan insn being modified.
15888 (sms_schedule): Added rescan parameter.
15889 (rest_of_handle_sms): Moved freeing of dominance info to before
15890 getting out of cfg_layout.
15892 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15894 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15895 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15898 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15899 FL_CF_EMAC from the entry for isac.
15901 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15902 (const_sibcall_operand): New.
15903 (sibcall_operand): Use it.
15904 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15905 (m68k_isas): ISAC does not imply FPU or EMAC.
15906 (override_options): Add ISA_C logic for symbolic jump & call.
15908 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15910 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15911 return mode from the builtin itself.
15912 (sparc_fold_builtin): Fix cast of zero constant.
15914 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15916 * targhooks.c (default_builtin_reciprocal): New default target hook.
15917 * targhooks.h (default_builtin_reciprocal): Add prototype.
15918 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15919 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15920 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15921 default_builtin_reciprocal.
15923 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15925 PR middle-end/31723
15926 * hooks.c (hook_tree_tree_bool_null): New hook.
15927 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15928 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15929 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15930 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15931 and convert it to reciprocal a*rfunc(b).
15932 (execute_convert_to_rsqrt): New function.
15933 (gate_convert_to_rsqrt): New function.
15934 (pass_convert_to_rsqrt): New pass definition.
15935 * target.h (struct gcc_target): Add builtin_reciprocal.
15936 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15937 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15938 TARGET_BUILTIN_RECIPROCAL.
15939 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15941 * config/i386/i386.h (TARGET_RECIP): New define.
15942 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15943 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15944 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15945 and not optimizing for size.
15946 (*rcpsf2_sse): New insn pattern.
15947 (*rsqrtsf2_sse): Ditto.
15948 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15949 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15950 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15951 and not optimizing for size.
15952 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15953 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15954 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15955 and not optimizing for size.
15956 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15957 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15958 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15959 and not optimizing for size.
15960 (*sse_rsqrtv4sf2): Do not export.
15961 (sqrtv4sf2): Ditto.
15962 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15963 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15964 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15965 and not optimizing for size.
15966 (sqrtv4sf2): Ditto.
15967 * config/i386/i386.opt (mrecip): New option.
15968 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15969 (ix86_emit_swsqrtsf): Ditto.
15970 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15971 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15972 builtin definition.
15973 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15974 ix86_expand_unop1_builtin.
15975 (ix86_emit_swdivsf): New function.
15976 (ix86_emit_swsqrtsf): Ditto.
15977 (ix86_builtin_reciprocal): New function.
15978 (TARGET_BUILTIN_RECIPROCAL): Use it.
15979 (ix86_vectorize_builtin_conversion): Rename from
15980 ix86_builtin_conversion.
15981 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15982 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15983 "i386 and x86_64 Options" section.
15984 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15986 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15987 Zdenek Dvorak <dvorakz@suse.cz>
15988 Richard Guenther <rguenther@suse.de>
15989 Kaz Kojima <kkojima@gcc.gnu.org>
15991 * tree-vrp.c (compare_values_warnv): Convert val2 to
15993 (extract_range_from_assert): Create
15994 POINTER_PLUS_EXPR for pointer types.
15995 (extract_range_from_binary_expr): Handle
15996 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15998 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15999 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16000 POINTER_PLUS_EXPR as PLUS_EXPR.
16001 (number_of_iterations_lt_to_ne):
16002 For pointer types, use sizetype when
16003 creating MINUS_EXPR/PLUS_EXPRs.
16004 (assert_loop_rolls_lt): For pointer types, use sizetype when
16005 creating MINUS_EXPR/PLUS_EXPRs.
16006 (number_of_iterations_le): Likewise.
16007 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16008 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16009 like PLUS_EXPR and MINUS_EXPR.
16010 * tree-pretty-print.c (dump_generic_node): Handle
16012 (op_prio): Likewise.
16013 (op_symbol_1): Likewise.
16014 * optabs.c (optab_for_tree_code): Likewise.
16015 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16017 * tree-tailcall.c (process_assignment): Mention
16018 POINTER_PLUS_EXPR in a TODO comment.
16019 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16020 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16021 not used with a pointer and an integer type.
16022 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16023 increment using chrec_convert_rhs instead of chrec_convert.
16024 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16025 PLUS_EXPR except for the right hand side's type will be
16027 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16028 (fold_used_pointer_cast): Kill.
16029 (pointer_offset_p): Kill.
16030 (fold_used_pointer): Kill.
16031 (pointer_used_p): Kill.
16032 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16033 call fold_used_pointer.
16034 (instantiate_parameters_1): Convert the increment
16035 using chrec_convert_rhs instead of chrec_convert.
16036 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16037 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16038 instead of PLUS_EXPR.
16039 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16040 PLUS_EXPR for pointers.
16041 (std_gimplify_va_arg_expr): Likewise.
16042 (fold_builtin_memory_op): Likewise.
16043 (fold_builtin_strstr): Likewise.
16044 (fold_builtin_strchr): Likewise.
16045 (fold_builtin_strrchr): Likewise.
16046 (fold_builtin_strpbrk): Likewise.
16047 (expand_builtin_memory_chk): Likewise.
16048 (fold_builtin_memory_chk): Likewise.
16049 (std_expand_builtin_va_start): Use
16050 sizetype for the call to make_tree and then convert
16051 to the pointer type.
16052 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16053 instead of PLUS_EXPR for adding to a pointer.
16054 (std_gimplify_va_arg_expr): Use fold_build2 for
16055 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16056 the operands to sizetype first and then cast the BIT_AND_EXPR
16057 back to the pointer type.
16058 * fold-const.c (build_range_check): Handle pointer types
16060 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16061 of PLUS_EXPR's. Make sure the offset is converted to
16063 (try_move_mult_to_index): Strip the NOPs from the offset.
16064 Remove code argument and replace all uses with PLUS_EXPR.
16065 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16066 specially. Don't use a pointer type for MINUS_EXPR.
16067 (fold_unary): Handle for (T1)(X op Y),
16068 only p+ as that is the only as that can be handled for
16069 binary operators now.
16070 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16072 <case PLUS_EXPR>: Add folding of PTR+INT into
16074 Don't call try_move_mult_to_index.
16075 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16076 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16077 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16078 Don't call try_move_mult_to_index.
16079 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16080 (tree_expr_nonzero_p): Likewise.
16081 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16082 of PLUS_EXPR for the complex expression folding.
16083 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16084 first chrec is a pointer type, then the second should
16085 be sizetype and not the first's type.
16086 For POINTER_PLUS_EXPR, use a different right hand side type.
16087 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16088 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16089 different right hand side type.
16090 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16091 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16092 instead of PLUS_EXPR.
16093 When either operand is zero, convert the other operand.
16094 (chrec_apply): Use chrec_convert_rhs
16095 on the argument x instead of chrec_convert.
16096 (reset_evolution_in_loop): For pointer types, the new_evol
16097 should be sizetype.
16098 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16099 different right hand side type.
16100 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16101 (chrec_convert_rhs): New function.
16102 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16103 different right hand side type.
16104 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16105 * tree-chrec.h (chrec_convert_rhs): New prototype.
16106 (build_polynomial_chrec): For pointer types, the right hand
16107 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16108 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16109 Remove subtraction case as it is always addition now.
16110 Make sure the offset is converted to sizetype.
16111 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16112 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16113 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16114 PLUS_EXPR in pointer type.
16115 Handle POINTER_PLUS_EXPR.
16116 (tree_to_aff_combination): Likewise.
16117 (force_expr_to_var_cost): Likewise.
16118 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16119 instead of PLUS_EXPR for pointers.
16120 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16121 instead of PLUS_EXPR of pointer types.
16122 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16124 (check_va_list_escapes): Likewise.
16125 (check_all_va_list_escapes): Likewise.
16126 * dwarf2out.c (loc_descriptor_from_tree_1):
16127 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16128 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16129 (string_constant): Likewise.
16130 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16131 the offset to the base, use POINTER_PLUS_EXPR.
16132 (add_to_parts): Convert the index to sizetype.
16133 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16134 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16135 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16136 Offset only holds something for PLUS_EXPR.
16137 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16139 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16141 (analyze_accesses_for_modify_stmt): Likewise.
16142 Remove comment about the type being integral type as it is
16144 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16146 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16148 Correct the type which the artimentic is done in (is now
16151 * tree-data-ref.c (split_constant_offset): Handle
16153 * tree-affine.c (tree_to_aff_combination): Likewise.
16154 * c-typeck.c (build_unary_op): For pointers create the increment
16155 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16157 * gimplify.c (gimplify_self_mod_expr): Create a
16158 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16159 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16160 * tree.def (POINTER_PLUS_EXPR): New tree code.
16161 * tree-predcom.c (ref_at_iteration): If we have a pointer
16162 type do the multiplication in sizetype.
16163 * tree-mudflap.c (mf_xform_derefs_1): Create a
16164 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16165 * tree-ssa-forwprop.c
16166 (forward_propagate_addr_into_variable_array_index):
16167 Don't expect there to be a cast for the index as that
16168 does not exist anymore.
16169 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16170 instead of PLUS_EXPR.
16171 Don't check for the first operand of the POINTER_PLUS_EXPR
16172 was the index as it cannot be.
16173 Call forward_propagate_addr_into_variable_array_index with
16174 the SSA_NAME instead of the statement.
16175 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16176 (compare_constant): Likewise.
16177 (copy_constant): Likewise.
16178 (compute_reloc_for_constant): Likewise.
16179 (output_addressed_constants): Likewise.
16180 (initializer_constant_valid_p): Likewise.
16181 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16182 Convert the MIN/MAX of the inner type to the outer
16183 type before comparing them.
16184 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16185 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16186 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16187 of PLUS_EXPR for pointers.
16188 * tree-inline.c (estimate_num_insns_1): Handle
16190 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16191 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16192 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16193 instead of PLUS_EXPR for the pointer increment statement.
16194 (vect_update_ivs_after_vectorizer): For pointer types, create
16195 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16196 MULT_EXPR in sizetype.
16197 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16199 * tree-object-size.c (plus_expr_object_size): Handle
16200 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16201 code which is trying to figure out which side is a pointer and
16203 (check_for_plus_in_loops_1): Likewise.
16204 (check_for_plus_in_loops): Likewise.
16205 * c-common.c (pointer_int_sum): Create a
16206 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16207 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16208 only POINTER_PLUS_EXPR. Removing all the extra
16209 code which is trying to figure out which side is a pointer and
16211 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16212 PLUS_EXPR and MINUS_EXPR.
16213 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16215 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16216 with make_tree, instead of a pointer type.
16217 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16218 for pointers instead of PLUS_EXPR.
16219 (s390_gimplify_va_arg): Likewise.
16220 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16221 instead of PLUS_EXPR when doing addition on pointer
16222 types. Use sizetype for the second operand.
16223 (spu_gimplify_va_arg_expr): Likewise.
16224 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16225 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16226 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16227 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16228 for the pointer addition and also use size_int/sizetype
16230 (ix86_gimplify_va_arg): Likewise.
16231 Perform BIT_AND_EXPR on sizetype arguments.
16232 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16233 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16234 for the pointer additions and also use size_int for the offsets.
16235 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16236 additions and also use size_int for the offsets. Perform
16237 BIT_AND_EXPR on sizetype arguments.
16238 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16239 POINTER_PLUS_EXPR for pointers and create the
16240 BIT_AND_EXPR in sizetype.
16241 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16242 instead of PLUS_EXPR for pointer addition.
16243 (rs6000_va_start): Likewise.
16244 Also use sizetype for the offset.
16245 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16246 as PLUS_EXPR/MINUS_EXPR.
16247 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16248 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16249 Don't use BIT_AND_EXPR on a pointer type, convert the
16250 expression to sizetype first.
16251 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16253 (mips_gimplify_va_arg_expr): Likewise.
16254 Don't create BIT_AND_EXPR in a pointer type.
16256 2007-06-15 Eric Christopher <echristo@apple.com>
16258 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16259 (x86_64-*-darwin*): Ditto.
16260 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16263 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16265 * doc/extend.texi: Document behavior of __attribute__((aligned))
16268 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16270 * rtlanal.c (note_stores): Improve documentation.
16272 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16274 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16275 LOCAL_LABEL_PREFIX): Delete.
16276 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16277 (bfin_internal_label): Delete.
16279 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16281 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16282 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16283 otherwise define to LIBGCC2_TF_CEXT.
16284 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16285 (LIBGCC_TF_CEXT): Ditto.
16288 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16290 PR rtl-optimization/32339
16291 * df-scan.c (df_uses_record): Don't modify flags but just add to
16292 it for df_ref_record.
16294 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16296 * tree-mudflap.c: Fix whitespace issues.
16298 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16300 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16302 2007-06-14 Eric Christopher <echristo@apple.com>
16304 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16305 (movv4sf): Use gcc_unreachable instead of abort.
16307 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16310 * config/i386/sfp-machine.h (CMPtype): New define.
16311 (mach stubs): Use CMPtype instead of int as a return type.
16313 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16315 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16316 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16317 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16318 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16319 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16320 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16321 config/soft-fp/soft-fp.h: Update from glibc CVS.
16323 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16325 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16327 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16330 * config/v850/v850.c: Include dataflow header file.
16331 (substitute_ep_register): Fix typo.
16333 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16335 * configure.ac: Fix earlier checkin.
16336 * configure: Regenerated.
16338 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16340 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16341 * aclocal.m4: Regenerate.
16342 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16343 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16344 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16345 * configure: Regenerate.
16346 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16348 * Makefile.in (quickstrap): Build libgcc too.
16350 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16352 * configure.ac: Add --enable-checking=df. Explicitly mention that
16353 the variables are initialized as for "release".
16354 * df-core.c: Use it.
16355 * configure: Regenerate.
16356 * config.in: Regenerate.
16358 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16360 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16361 validate_replace_rtx instead of replace_rtx.
16362 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16364 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16366 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16367 (DWARF2_UNWIND_INFO): Override default if configured with
16369 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16370 (ENDFILE_SPEC): Add crtend.o.
16371 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16372 (ENDFILE_SPEC): Add crtend.o.
16373 (TARGET_USE_JCR_SECTION): Define.
16374 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16376 * config/i386/cygming-crtbegin.c: New file.
16377 * config/i386/cygming-crtend.c: New file.
16379 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16381 * config/i386/w32-unwind.h: New file.
16383 2007-06-13 Eric Christopher <echristo@apple.com>
16385 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16386 the user set a value below STACK_BOUNDARY.
16388 2007-06-13 Thiemo Seufer <ths@networkno.de>
16390 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16391 imply -lpthread for -pthread.
16393 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16395 * basic-block.h: Remove the prototype for
16396 free_basic_block_vars.
16397 * cfglayout.h: Remove the prototype for
16398 insn_locators_initialize.
16399 * tree.h: Remove the prototype for emit_line_note.
16401 * tree-ssa-pre.c (mergephitemp): Remove.
16402 (init_pre): Don't use mergephitemp.
16404 2007-06-13 Eric Christopher <echristo@apple.com>
16406 * config/i386/i386.c (override_options): If we've specified
16407 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16409 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16411 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16414 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16416 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16417 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16418 (eh_store_handler): New pattern.
16419 (eh_return): Emit it instead of a plain move.
16421 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16423 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16424 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16425 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16428 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16430 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16431 (find_next_insn_start, find_load): New functions.
16432 (bfin_reorg): Use them to deal with the fact that parallel insns are
16433 no longer represented as a SEQUENCE.
16435 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16437 * config/sparc/sparc.c (sparc_override_options): Initialize
16438 fpu mask correctly.
16440 2007-06-13 Dave Korn <dave.korn@artimi.com>
16442 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16444 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16446 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16447 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16448 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16449 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16450 tree-vect-transform.c: Fix comment typos. Follow spelling
16453 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16455 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16456 to the exit block use set.
16457 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16458 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16459 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16461 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16463 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16464 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16465 to indicate an error.
16466 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16468 (dbg_cnt_process_opt): Print an error on a bad argument.
16469 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16470 * common.opt (-fdbg-cnt-list): New.
16471 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16473 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16475 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16476 flag on ref-all pointers.
16478 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16480 PR middle-end/31579
16481 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16482 for the offset with the modifier as EXPAND_INITIALIZER
16483 if the modifier is EXPAND_INITIALIZER.
16484 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16485 a register if we had an overflow.
16487 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16489 * real.c (real_isfinite): New.
16490 (real_sqrt): Use it.
16491 * real.h (real_isfinite): New.
16492 * builtins.c: Use it.
16494 2007-06-12 Ian Lance Taylor <iant@google.com>
16495 Daniel Berlin <dberlin@dberlin.org>
16498 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16499 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16500 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16501 (DECL_NO_TBAA_P): Define.
16502 (struct tree_decl_common): Add no_tbaa_flag field.
16503 * tree-ssa-structalias.c (struct variable_info): Add
16504 no_tbaa_pruning field.
16505 (new_var_info): Initialize no_tbaa_pruning field.
16506 (unify_nodes): Copy no_tbaa_pruning field.
16507 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16508 (dump_solution_for_var): Print no_tbaa_pruning flag.
16509 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16511 (compute_tbaa_pruning): New static function.
16512 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16513 Call compute_tbaa_pruning.
16514 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16515 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16516 * gimple-low.c (lower_stmt): Likewise.
16517 * tree-gimple.c (is_gimple_stmt): Likewise.
16518 * tree-ssa-operands.c (get_expr_operands): Likewise.
16519 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16520 * tree-inline.c (estimate_num_insns_1): Likewise.
16521 (copy_result_decl_to_var): Likewise.
16522 * expr.c (expand_expr_real_1): Likewise.
16523 * tree-pretty-print.c (dump_generic_node): Likewise.
16524 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16525 * omp-low.c (omp_copy_decl_2): Likewise.
16526 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16527 * doc/c-tree.texi (Expression trees): Document
16528 CHANGE_DYNAMIC_TYPE_EXPR.
16530 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16532 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16533 with !HONOR_NANS and !HONOR_INFINITIES.
16534 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16536 2007-06-12 Tristan Gingold <gingold@adacore.com>
16538 * gcov.c: Comments updated.
16539 (source_info): Add file_time field.
16540 (source_index): New variable.
16541 (mutiple_files): New variable.
16542 (generate_results): New function extracted from process_file.
16543 (process_file): Save and restore chain of functions, generate
16544 results and free structures only if not merging results.
16545 (release_structures): File names are now freed in create_file_names
16546 (create_file_names): Free previous file names.
16547 (find_source): File date is now read here and modifications in
16548 source files is checked here.
16549 (read_graph_file): Only reverse order of functions for the current
16551 (make_gcov_file_name): Do not generate long names if input_name is
16553 (output_lines): If merging results do not display graph, data and
16555 Checking source file modification is done in find_source.
16557 * doc/gcov.texi: Append an s to sourcefile.
16559 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16561 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16562 (forced_nop): New pattern.
16563 * config/bfin/bfin.c: Include "df.h".
16564 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16565 (bfin_discover_loop): Use df_get_live_in instead of
16566 global_live_at_start.
16567 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16568 df_analyze when done.
16569 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16570 the insns. Use QImode for the final insn in a bundle. Call
16571 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16573 (reorder_var_tracking_notes): New function.
16574 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16575 update_life_info. Call df_analyze after scheduling and bundle
16576 generation. Call reorder_var_tracking_notes if generating these
16577 notes. Call df_finish_pass at the end.
16579 2007-06-12 Dirk Mueller <dmueller@suse.de>
16581 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16582 a comparison, not an assignment.
16584 2007-06-12 Olivier Hainque <hainque@adacore.com>
16586 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16587 Request walking the subtrees only, leaving the current is_lhs/val_only
16589 (convert_non_local_reference): Likewise.
16591 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16593 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16595 2007-06-12 Richard Guenther <rguenther@suse.de>
16597 PR tree-optimization/15353
16598 PR tree-optimization/31657
16599 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16600 * timevar.def: Add TV_TREE_IFCOMBINE.
16601 * tree-pass.h (pass_tree_ifcombine): Declare.
16602 * tree-ssa-ifcombine.c: New file.
16603 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16604 * tree-flow.h (blocks_in_phiopt_order): Declare.
16605 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16606 (tree-ssa-ifcombine.o): New dependencies.
16608 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16610 PR rtl-optimization/32293
16611 * combine.c (simplify_if_then_else): Truncate return from
16612 nonzero_bits() to correct mode.
16614 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16616 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16617 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16619 2007-06-11 Diego Novillo <dnovillo@google.com>
16621 * Makefile.in (reload1.o-warn): Remove.
16623 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16625 * combine.c (subst): Use reg_overlap_mentioned_p
16626 instead of comparing register numbers directly.
16628 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16630 * reload1.c (mark_home_live_1): Use the mode parameter.
16632 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16634 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16635 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16637 * df-core.c: Ditto.
16639 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16641 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16643 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16645 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16646 from integer registers.
16647 (FP mode splitters): Handle TFmode.
16649 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16651 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16652 for ref-all pointers that point-to anything.
16654 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16656 * config/arm/arm.c (arm_output_dwarf_dtprel,
16657 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16659 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16661 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16662 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16665 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16667 * tree.c (signed_or_unsigned_type_for): New.
16668 (unsigned_type_for): Use signed_or_unsigned_type_for.
16669 (signed_type_for): Use signed_or_unsigned_type_for.
16670 * tree.h (signed_or_unsigned_type_for): New.
16671 (get_signed_or_unsigned_type): Remove.
16672 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16673 lang_hooks.types.signed_type
16674 (size_diffop): Likewise.
16675 (all_ones_mask_p): Likewise.
16676 (build_range_check): Likewise.
16677 (fold_cond_expr_with_comparison): Likewise.
16678 (fold_cond_expr_with_comparison): Likewise.
16679 (unextend): Likewise.
16680 (extract_muldiv_1): Likewise.
16681 (fold_single_bit_test_into_sign_test): Likewise.
16682 (fold_binary): Likewise.
16683 (fold_ternary): Likewise.
16684 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16685 instead of get_signed_or_unsigned_type.
16686 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16687 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16688 * expr.c (signed_or_unsigned_type_for): Use
16689 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16690 * langhooks.c (get_signed_or_unsigned_type): Remove.
16691 (lhd_signed_or_unsigned_type): Remove.
16692 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16693 signed_or_unsigned_type.
16694 (lhd_signed_or_unsigned_type): Remove.
16695 * expmed.c (make_tree): Use signed_type_for instead of
16696 lang_hooks.types.signed_type.
16697 * c-common.c (same_scalar_type_ignoring_signedness): Use
16698 c_common_signed_type instead of lang_hooks.types.signed_type.
16699 (c_common_unsigned_type): New.
16700 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16701 (shorten_compare): Use c_common_unsigned_type instead of
16702 c_common_signed_or_unsigned_type.
16703 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16705 * convert.c (convert_to_integer): Use signed_type_for instead of
16706 lang_hooks.types.signed_type.
16707 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16708 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16709 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16710 * c-format.c (check_format_types): Use c_common_unsigned_type
16711 instead of unsigned_type_for.
16712 * c-decl.c (groakdeclarator): Likewise.
16713 * c-typeck.c (convert_for_assignment): Likewise.
16714 * c-common.h (c_common_unsigned_type): New.
16716 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16719 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16720 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16722 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16724 PR middle-end/32279
16725 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16726 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16728 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16729 Sebastian Pop <sebpop@gmail.com>
16731 * lambda-code.c (remove_iv): New.
16732 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16734 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16736 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16737 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16738 * tree-ssa-loop-prefetch.c: Include optabs.h.
16739 (FENCE_FOLLOWING_MOVNT): New macro.
16740 (struct mem_ref): Add independent_p and storent_p fields.
16741 (record_ref): Initalize the new fields.
16742 (gather_memory_references_ref): Return true if the reference
16744 (gather_memory_references): Check whether all memory accesses
16745 in loop were recorded.
16746 (should_issue_prefetch_p): Return false for nontemporal stores.
16747 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16748 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16749 (determine_loop_nest_reuse): Detect independent memory references.
16750 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16751 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16752 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16753 * config/i386/i386.h (x86_mfence): Declare.
16754 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16755 * config/i386/i386.c (x86_mfence): New variable.
16756 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16758 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16759 * optabs.c (init_optabs): Initialize storent_optab.
16760 * optabs.h (enum optab_index): Add OTI_storent.
16761 (storent_optab): Declare.
16762 * genopinit.c (optabs): Add initialization for storent_optab.
16763 * tree.h (MOVE_NONTEMPORAL): New macro.
16764 * expr.c (expand_assignment, store_expr, store_constructor_field,
16765 store_constructor, store_field, expand_expr_real_1): Propagate
16766 nontemporality of the expanded store.
16767 (emit_storent_insn): New function.
16768 * expr.h (expand_assignment, store_expr): Declaration changed.
16769 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16770 to expand_assignment.
16771 * stmt.c (expand_asm_expr): Ditto.
16772 * calls.c (initialize_argument_information): Pass false as
16773 nontemporality to store_expr.
16774 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16777 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16779 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16781 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16783 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16785 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16786 and allow DECL_P here.
16788 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16790 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16791 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16792 track of the size of the expression.
16793 * cfghooks.c (merge_blocks): Remove block from loops structure only
16794 after call of the merge_blocks hook.
16796 2007-06-09 Tom Tromey <tromey@redhat.com>
16798 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16799 (deprecated_state): Removed.
16800 (start_decl): Update.
16801 (enum deprecated_states): Moved earlier.
16802 (groktypename): Update.
16803 (push_parm_decl): Likewise.
16804 (grokfield): Likewise.
16805 (start_function): Likewise.
16807 2007-06-09 Ian Lance Taylor <iant@google.com>
16809 PR tree-optimization/32169
16810 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16811 CONVERT_EXPR, check whether min and max both converted to an
16812 overflow infinity representation.
16814 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16816 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16817 not inserted on the edge.
16819 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16821 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16822 instructions if they are supported.
16823 (__divsi3, __umodsi3, __modsi3): Likewise.
16824 (__ashldi3, __ashrdi3, __lshrdi3): New.
16825 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16827 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16828 Tony Linthicum <tony.linthicum@amd.com>
16830 * doc/invoke.texi: Add fvect-cost-model flag.
16831 * common.opt (fvect-cost-model): New flag.
16832 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16833 cost fields in stmt_vec_info struct for STMT.
16834 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16835 fields in stmt_vec_info struct and access functions for the same.
16836 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16837 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16838 load, store and vector to scalar operation.
16839 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16840 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16841 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16842 (TARG_VEC_STORE_COST): Define cost of vector store.
16843 (vect_estimate_min_profitable_iters): Define new function.
16844 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16845 check to evaluate if loop iterations are less than minimum profitable
16846 iterations determined by cost model or minimum vect loop bound defined
16847 by user, whichever is more conservative.
16848 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16849 run-time check to evaluate if loop iterations are less than minimum
16850 profitable iterations determined by cost model or minimum vect loop
16851 bound defined by user, whichever is more conservative.
16852 (vect_estimate_min_profitable_iterations): New function to estimate
16853 mimimimum iterartions required for vector version of loop to be
16854 profitable over scalar version.
16855 (vect_model_reduction_cost): New function.
16856 (vect_model_induction_cost): New function.
16857 (vect_model_simple_cost): New function.
16858 (vect_cost_strided_group_size): New function.
16859 (vect_model_store_cost): New function.
16860 (vect_model_load_cost): New function.
16861 (vectorizable_reduction): Call vect_model_reduction_cost during
16863 (vectorizable_induction): Call vect_model_induction_cost during
16865 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16866 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16867 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16868 vectorizable_promotion, vectorizable_demotion): Call
16869 vect_model_simple_cost during analysis phase.
16871 2007-06-08 Simon Baldwin <simonb@google.com>
16873 * reg-stack.c (get_true_reg): Readability change. Moved default case
16874 label into direct switch statement scope.
16876 2007-06-08 Simon Baldwin <simonb@google.com>
16878 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16879 in gcc_assert() with '==' comparison.
16881 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16883 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16884 TARGET_ABM handling of x86_popcnt variable.
16886 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16888 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16889 __builtin_copysignq and __builtin_infq built-in functions.
16891 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16893 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16894 SSE4.2 section. Correct built-in function names in SSE4A section.
16896 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16898 PR tree-optimization/32243
16899 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16900 for ncopies after ratio check between nunits_out and nunits_in.
16901 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16903 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16905 PR tree-optimization/32224
16906 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16907 vectorization upon a non GIMPLE_MODIFY_STMT.
16909 2007-06-08 Christian Bruel <christian.bruel@st.com>
16912 * config/sh/sh.md (doloop_end): New pattern and splitter.
16913 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16915 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16917 PR middle-end/32209
16918 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16920 (verify_dominators): Do not change dominance tree.
16922 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16924 * config/sh/constraints.md: New file.
16925 * config/sh/sh.c: Include tm-constrs.h.
16926 (reg_class_from_letter): Remove.
16927 (prepare_cbranch_operands): Use satisfies_constraint_*
16928 function instead of macro.
16929 (andcosts, broken_move, sh_secondary_reload): Likewise.
16930 * config/sh/predicates.md (trapping_target_operand): Likewise.
16931 (and_operand, arith_operand, arith_reg_or_0_operand,
16932 cmp_operand, logical_operand, target_operand,
16933 ua_address_operand, ua_offset, xor_operand): Likewise.
16934 * config/sh/sh.md: Include constraints.md.
16935 (*movsicc_t_false): Use satisfies_constraint_* function
16937 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16938 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16939 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16940 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16941 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16942 (REG_CLASS_FROM_CONSTRAINT): Remove.
16943 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16944 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16945 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16946 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16947 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16948 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16949 function instead of macro.
16950 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16951 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16952 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16953 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16954 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16955 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16956 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16957 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16958 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16959 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16960 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16961 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16962 EXTRA_CONSTRAINT_STR): Likewise.
16963 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16965 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16967 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16969 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16972 * c-common.h (flag_cpp0x): Replaced by...
16973 (cxx_dialect): ... this new variable specifying the C++ dialect that
16975 * c-common.c (flag_cpp0x): Removed.
16976 (cxx_dialect): Defined.
16977 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16979 * c-opts.c (c_common_post_options): Likewise.
16980 (set_std_cxx98): Set cxx_dialect to cxx98.
16981 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16983 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16984 Hui-May Chang <hm.chang@apple.com>
16986 * doc/invoke.texi (Darwin Options): Update documentation for
16987 -mmacosx-version-min.
16988 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16989 * config/darwin-driver.c: New file.
16990 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16991 * config/t-darwin (darwin-driver.o): New rule.
16993 * config/darwin-c.c (version_as_macro): Ignore low digit.
16995 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16997 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16998 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16999 (CSGNMODE): New mode macro.
17000 (CSGNVMODE): New mode attribute.
17001 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17002 expander using CSGNMODE mode macro. Handle TFmode.
17003 (copysign<mode>3_const): Rename from copysignsf3_const and
17004 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17006 (copysign<mode>3_var): Rename from copysignsf3_var and
17007 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17009 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17010 mode macro. Handle TFmode.
17011 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17012 (iortf3, *iortf3): Ditto.
17013 (xortf3, *xortf3): Ditto.
17014 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17015 TFmode and TImode masks.
17016 (ix86_expand_copysign): Expand TFmode copysign insn.
17017 (IX86_BUILTIN_INFQ): New.
17018 (IX86_BUILTIN_FABSQ): Ditto.
17019 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17020 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17021 [__builtin_fabsq]: Ditto.
17022 [__builtin_copysignq]: Ditto.
17023 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17024 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17025 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17026 ix86_expand_binop_builtin().
17028 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17030 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17032 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17035 * rtl.h (push_to_sequence2): New.
17036 * emit-rtl.c (push_to_sequence2): New.
17037 * function.c (assign_parm_data_all): Add new fields.
17038 (assign_parm_setup_block): Call push_to_sequence2 instead of
17040 (assign_parm_setup_reg): Ditto.
17041 (assign_parm_setup_stack): Ditto.
17042 (assign_parms_unsplit_complex): Ditto.
17043 (assign_parms): Change field name.
17045 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17047 PR tree-optimization/32220
17048 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17049 phi node is reached before defining statement.
17051 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17054 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17055 after changing the right hand side of the assignment.
17057 2007-06-06 Eric Christopher <echristo@apple.com>
17059 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17060 (x86_64-*-darwin*): Ditto.
17061 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17062 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17064 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17066 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17067 coding conventions.
17068 (add_key): Likewise.
17069 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17070 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17072 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17074 (add_cost_one_coalesce): Likewise.
17075 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17076 variable names. Rename orig to orig_name for consistency.
17077 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17078 coding conventions.
17079 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17081 (record_equivalences_from_stmt): Likewise.
17082 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17083 the coding conventions.
17084 (memory_ssa_name_same): Likewise.
17085 (dse_optimize_stmt): Likewise.
17086 (dse_record_phis): Likewise.
17087 (dse_finalize_block): Likewise.
17088 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17089 keywords as variable names.
17090 (may_move_till): Cast according to the coding conventions.
17091 (force_move_till_expr): Avoid using C++ keywords as variable names.
17092 (force_move_till): Cast according to the coding conventions.
17093 (memref_hash): Likewise.
17094 (memref_eq): Likewise.
17095 (gather_mem_refs_stmt): Likewise.
17096 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17097 using C++ keywords as variable names.
17098 (idx_find_step): Cast according to the coding conventions.
17099 (idx_record_use): Likewise.
17100 (find_depends): Likewise.
17101 (prepare_decl_rtl): Likewise.
17102 (mbc_entry_hash): Likewise.
17103 (mbc_entry_eq): Likewise.
17104 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17105 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17106 (idx_infer_loop_bounds): Cast according to the coding conventions.
17107 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17108 * tree-ssa-math-opts.c (occ_new ): Likwise.
17109 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17111 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17113 (add_use_op): Likewise.
17114 (add_vop): Likewise.
17115 (add_vuse_op): Likewise.
17116 (add_vdef_op): Likewise.
17117 (get_expr_operands): Likewise.
17118 (push_stmt_changes): Use type safe memory macros.
17119 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17120 keywords as variable names.
17121 (conditional_replacement): Likewise.
17122 (minmax_replacement): Likewise.
17123 (abs_replacement): Likewise.
17124 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17125 coding conventions.
17126 (insert_fake_stores): Avoid using C++ keywords as variable names.
17127 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17129 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17130 (heapvar_insert): Use type safe memory macros.
17131 (new_var_info): Cast according to the coding conventions.
17132 (new_constraint): Likewise.
17133 (remove_preds_and_fake_succs): Use type safe memory macros.
17134 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17136 (thread_single_edge): Likewise.
17137 (thread_through_loop_header): Likewise.
17139 2007-06-06 Eric Christopher <echristo@apple.com>
17141 * config/i386/i386.c (override_options): Move handling
17142 of TARGET_SUBTARGET* earlier.
17144 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17146 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17149 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17151 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17152 emited outside of basic block.
17153 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17154 the created blocks.
17155 * rtl.h (delete_insn_chain): Declaration changed.
17156 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17158 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17159 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17160 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17161 to delete_insn_chain.
17162 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17163 do not have bb field set.
17164 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17166 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17167 * cfgcleanup.c (try_optimize_cfg): Ditto.
17169 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17171 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17172 (lambda_body_vector_new): Use type safe memory macros.
17173 (lambda_linear_expression_new): Likewise.
17174 (lambda_loopnest_new): Likewise.
17175 (lambda_lattice_new): Likewise.
17176 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17177 conventions. Use type safe memory macros.
17178 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17179 (lambda_body_vector_s): Likewise.
17180 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17181 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17183 2007-06-06 Richard Guenther <rguenther@suse.de>
17185 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17186 if we need to schedule cfg_cleanup.
17187 (tree_ssa_forward_propagate_single_use_vars): Do so.
17189 2007-06-06 Ian Lance Taylor <iant@google.com>
17191 * fold-const.c (merge_ranges): If range_successor or
17192 range_predecessor fail, just return 0.
17194 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17196 PR tree-optimization/32216
17197 * tree-vectorizer.c (supportable_widening_operation): Determine
17198 signedness of FIX_TRUNC_EXPR from output operand.
17199 (supportable_narrowing_operation): Ditto.
17200 * tree-vect-generic.c (expand_vector_operations_1): Determine
17201 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17202 from input operand.
17204 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17206 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17207 (struct pta): ...from here. Change flags to unsigned to avoid
17208 excessive casting (as it is used as a bit mask).
17209 (override_options): Add casts according to the coding convenventions.
17210 (x86_64_elf_unique_section): Likewise.
17211 (examine_argument): Avoid using C++ keywords as variable names.
17212 (construct_container): Likewise.
17213 (legitimize_pic_address): Likewise.
17214 (get_dllimport_decl): Cast according to the coding conventions. Use
17215 type safe memory macros.
17216 (legitimize_address): Cast according to the coding conventions.
17217 (emit_i387_cw_initialization): Corrected the type of slot to enum
17219 (ix86_init_machine_status): Use type safe memory macros.
17220 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17221 (bdesc_pcmpistr): Likewise.
17222 (bdesc_crc32): Likewise.
17223 (bdesc_sse_3arg): Likewise.
17224 (bdesc_2arg): Likewise.
17225 (bdesc_1arg): Likewise.
17226 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17227 (ix86_expand_sse_pcmpistr): Likewise.
17228 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17229 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17230 int to match the langhook definition.
17231 (ix86_builtin_conversion): Change the type of code to unsigned init to
17232 match the langhook definition.
17233 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17235 (ix86_preferred_output_reload_class): Likewise.
17236 (ix86_cannot_change_mode_class): Likewise.
17237 (ix86_memory_move_cost): Likewise.
17238 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17239 avoid excessive casting later on.
17240 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17242 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17244 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17245 as flags setting insn.
17246 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17248 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17250 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17251 (UNSPEC_ROUND): New.
17252 ("sse4_1_round<mode>2"): New insn pattern.
17253 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17255 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17256 expander using SSEMODEF mode macro. Expand using
17257 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17258 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17259 expander using SSEMODEF mode macro. Expand using
17260 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17261 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17262 expander using SSEMODEF mode macro. Expand using
17263 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17264 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17265 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17266 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17269 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17270 Sebastian Pop <sebpop@gmail.com>
17272 * lambda.h (build_linear_expr): New.
17273 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17274 Use build_linear_expr, call fold and force_gimple_operand.
17275 (lambda_loopnest_to_gcc_loopnest): Check that there is
17276 something to insert.
17277 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17279 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17281 PR preprocessor/23479
17282 * doc/extend.texi: Document the 0b-prefixed binary integer
17283 constant extension.
17285 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17287 PR tree-optimization/32215
17288 * tree-vectorizer.c (supportable_widening_operation): Return false
17289 for unsupported FIX_TRUNC_EXPR tree code.
17290 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17292 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17294 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17295 register on SPE targets. Change documentation to reflect
17297 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17298 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17299 out of the register allocation pool.
17300 (rs6000_reg_live_or_pic_offset_p): New function.
17301 (rs6000_emit_prologue): Move the actual saving of LR up to free
17302 r0 for holding r11. Split saving of SPE 64-bit registers into
17303 its own case. Ensure that offsets will always be in-range for
17304 'evstdd' by using r11 as a scratch register to point at the start
17305 of the SPE save area. Save r11 if necessary, as it is the static
17307 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17308 into its own case. Ensure that offsets will always be in-range
17309 for 'evldd' by using r11 as a scratch register to point at the
17310 start of the SPE save area. Also adjust r11 when restoring
17311 the stack pointer to compensate for pre-loading r11.
17313 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17315 * cfg.c (init_flow): Use type safe memory macros.
17316 (alloc_block): Likewise.
17317 (unchecked_make_edge): Likewise.
17318 (dump_flow_info): Avoid using C++ keywords as variable names.
17319 (copy_original_table_clear): Cast according to the coding conventions.
17320 (copy_original_table_set): Likewise.
17321 * cfgexpand (label_rtx_for_bb): Likewise.
17322 (expand_gimple_basic_block): Likewise.
17323 * cfghooks.c (dump_bb): Likewise.
17324 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17326 (lv_add_condition_to_bb): Likewise.
17327 * cfglayout (relink_block_chain): Cast according to the coding
17329 (fixup_reorder_chain): Likewise.
17330 (fixup_fallthru_exit_predecessor): Likewise.
17331 * cfgloop.c (glb_enum_p): Likewise.
17332 (get_exit_description): Likewise.
17333 (dump_recorded_exit): Likewise.
17334 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17335 (struct loop): ... from here.
17336 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17338 * cfgrtl.c (rtl_create_basic_block): Likewise.
17339 (rtl_split_block): Likewise.
17340 (rtl_dump_bb): Likewise.
17341 (cfg_layout_split_block): Likewise.
17342 (init_rtl_bb_info): Use typesafe memory macros.
17344 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17345 * graphds.h: Updated all usages of edge to graph_edge.
17346 * graphds.c: Likewise.
17347 * cfgloopanal.c: Likewise.
17349 2007-06-05 Ian Lance Taylor <iant@google.com>
17351 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17352 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17353 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17355 (test_for_singularity): Likewise.
17357 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17359 * config/i386/constraints.md ("Y2"): Replaced by ...
17361 * config/i386/i386.md: Likewise.
17362 * config/i386/mmx.md: Likewise.
17363 * config/i386/sse.md: Likewise.
17365 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17367 * config/i386/constraints.md ("z"): Replaced by ...
17369 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17370 (sse4_1_blendvps): Likewise.
17371 (sse4_1_pblendvb): Likewise.
17372 (sse4_2_pcmpestr): Likewise.
17373 (sse4_2_pcmpestrm): Likewise.
17374 (sse4_2_pcmpestr_cconly): Likewise.
17375 (sse4_2_pcmpistr): Likewise.
17376 (sse4_2_pcmpistrm): Likewise.
17377 (sse4_2_pcmpistr_cconly): Likewise.
17379 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17381 * matrix-reorg.c (transform_access_sites): Fix computation.
17382 (transform_allocation_sites): Same.
17384 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17386 * config/i386/i386.c (override_options): Use
17387 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17389 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17391 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17392 (nonimm_not_xmm0_operand): Ditto.
17393 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17394 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17395 as operand[2] predicate. Require "z" class XMM register for
17396 operand[3]. Adjust asm template.
17397 ("sse4_1_blendvpd"): Ditto.
17398 ("sse4_1_pblendvb"): Ditto.
17399 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17400 force op2 into xmm0 register for variable blend instructions.
17402 2007-06-04 Tom Tromey <tromey@redhat.com>
17404 * c-tree.h (start_enum): Update.
17405 (build_enumerator): Likewise.
17406 * c-decl.c (enum_next_value): Removed.
17407 (enum_overflow): Likewise.
17408 (start_enum): Add c_enum_contents argument. Don't use globals.
17409 (build_enumerator): Likewise.
17410 * c-tree.h (struct c_enum_contents): New struct.
17412 2007-06-04 Tom Tromey <tromey@redhat.com>
17414 * c-common.c (c_common_get_alias_set): Fix indentation.
17416 2007-06-04 Ian Lance Taylor <iant@google.com>
17418 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17419 to overflow, reduce overflow infinity to regular infinity.
17420 (vrp_var_may_overflow): New static function.
17421 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17423 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17425 * stor-layout.c (layout_type): Remove duplicate code.
17427 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17430 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17431 before build_common_builtin_nodes ().
17433 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17436 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17438 2007-06-04 Jan Hubicka <jh@suse.cz>
17440 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17441 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17442 instead of _stat version.
17444 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17446 PR tree-optimization/32194
17447 * tree-predcom.c (determine_offset): Check that both references have
17450 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17452 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17453 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17454 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17455 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17456 Add argument to iterate_fix_dominators call.
17457 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17458 * gcse.c (hoist_code): Change domby to vector.
17459 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17460 Add argument to iterate_fix_dominators call.
17461 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17462 recompute_dominator.
17463 * lambda-code.c (perfect_nestify): Ditto.
17464 * cfgloopanal.c: Include graphds.h.
17465 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17466 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17467 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17469 * graphds.c: New file.
17470 * graphds.h: New file.
17471 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17472 (get_dominated_by, get_dominated_by_region): Change return type to
17474 (verify_dominators): Recompute all dominators and compare the results.
17475 (recount_dominator): Renamed to ...
17476 (recompute_dominator): ... this. Do not check that the block is
17477 dominated by entry.
17478 (iterate_fix_dominators): Reimplemented.
17479 (prune_bbs_to_update_dominators, root_of_dom_tree,
17480 determine_dominators_for_sons): New functions.
17481 * et-forest.c (et_root): New function.
17482 * et-forest.h (et_root): Declare.
17483 * Makefile.in (graphds.o): Add.
17484 (cfgloopanal.o): Add graphds.h dependency.
17485 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17486 * basic-block.h (get_dominated_by, get_dominated_by_region,
17487 iterate_fix_dominators): Declaration changed.
17488 (recount_dominator): Renamed to ...
17489 (recompute_dominator): ... this.
17490 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17491 (thread_through_all_blocks): Do not free dominance info.
17493 2007-06-03 Andreas Schwab <schwab@suse.de>
17495 * config/m68k/m68k.c (override_options): Don't override
17497 * config/m68k/m68k-modes.def (SF, DF): Define to use
17498 motorola_single_format and motorola_double_format, resp.
17499 * real.c (motorola_single_format): Renamed from
17500 coldfire_single_format.
17501 (motorola_double_format): Renamed from coldfire_double_format.
17502 (encode_ieee_extended): Generate a proper canonical NaN image
17503 respecting canonical_nan_lsbs_set.
17504 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17506 * real.h: Adjust declarations.
17508 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17511 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17512 the symbol is generated with the stack protector.
17514 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17516 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17517 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17519 * doc/extend.texi (interrupt): Mention m68k.
17521 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17523 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17524 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17525 (ix86_expand_sse_pcmpestr): Do not check operands for
17526 "register_operand", when insn operand predicate is "register_operand".
17527 (ix86_expand_sse_pcmpistr): Ditto.
17529 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17530 Uros Bizjak <ubizjak@gmail.com>
17532 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17533 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17534 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17535 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17536 * config/i386/constraints.md ("z"): New register constraint
17537 for members of SSE_FIRST_REG class.
17538 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17539 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17540 SSE_FIRST_REG class.
17541 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17542 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17543 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17544 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17545 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17546 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17547 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17548 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17549 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17550 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17551 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17552 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17553 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17554 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17555 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17556 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17557 (struct builtin_description): Change "flag" field to unsigned.
17558 (bdesc_pcmpestr): New builtin description table.
17559 (bdesc_pcmpistr): Likewise.
17560 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17561 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17562 Initialize pcmp[ei]str[im] insns for SSE4.2.
17563 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17564 (ix86_expand_sse_pcmpistr): Likewise.
17565 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17566 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17567 (UNSPEC_PCMPISTR): Likewise.
17568 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17569 (sse4_2_pcmpestri):New isns pattern.
17570 (sse4_2_pcmpestrm): Likewise.
17571 (sse4_2_pcmpestr_cconly): Likewise.
17572 (sse4_2_pcmpistr): New insn patern and splitter.
17573 (sse4_2_pcmpistri):New isns pattern.
17574 (sse4_2_pcmpistrm): Likewise.
17575 (sse4_2_pcmpistr_cconly): Likewise.
17576 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17579 2007-06-01 David Daney <ddaney@avtrex.com>
17581 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17582 LOADGP_ABSOLUTE and not binds_local_p.
17584 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17586 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17588 2007-06-01 Ian Lance Taylor <iant@google.com>
17590 * tree-vrp.c (compare_name_with_value): Always set
17591 used_strict_overflow if we get a result from the variable itself.
17593 2007-06-01 Ian Lance Taylor <iant@google.com>
17595 PR rtl-optimization/31455
17596 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17597 subregs which have a cast between modes which are not tieable.
17599 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17601 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17602 breaks after return statements.
17604 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17606 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17607 only after no_new_pseudos.
17609 2007-05-31 Eric Christopher <echristo@apple.com>
17611 * expr.c (convert_move): Assert that we don't have a BLKmode
17613 (store_expr): Handle BLKmode moves by calling emit_block_move.
17615 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17617 * c-typeck.c (build_indirect_ref): Include type in error message.
17618 (build_binary_op): Pass types to binary_op_error.
17619 * c-common.c (binary_op_error): Take two type arguments, print out
17621 * c-common.h (binary_op_error): Update prototype.
17623 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17625 * config/i386/i386.c: Correct coments on -mno-sse4.
17627 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17629 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17630 (x86_64-*-*): Likewise.
17631 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17632 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17633 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17634 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17635 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17636 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17637 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17638 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17639 (OPTION_MASK_ISA_SSE4): Likewise.
17640 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17641 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17642 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17643 (override_options): Support SSE4.2.
17644 (ix86_build_const_vector): Support SImode and DImode.
17645 (ix86_build_signbit_mask): Likewise.
17646 (ix86_expand_int_vcond): Support V2DImode.
17647 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17648 (IX86_BUILTIN_CRC32HI): Likewise.
17649 (IX86_BUILTIN_CRC32SI): Likewise.
17650 (IX86_BUILTIN_CRC32DI): Likewise.
17651 (IX86_BUILTIN_PCMPGTQ): Likewise.
17652 (bdesc_crc32): Likewise.
17653 (bdesc_sse_3arg): Likewise.
17654 (ix86_expand_crc32): Likewise.
17655 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17656 (ix86_expand_builtin): Likewise.
17657 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17658 __SSE4_2__ for -msse4.2.
17659 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17660 (CRC32MODE): Likewise.
17661 (crc32modesuffix): Likewise.
17662 (crc32modeconstraint): Likewise.
17663 (sse4_2_crc32<mode>): Likewise.
17664 (sse4_2_crc32di): Likewise.
17665 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17667 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17668 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17669 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17670 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17671 (vcondu<mode>): Likewise.
17672 * doc/extend.texi: Document SSE4.2 built-in functions.
17673 * doc/invoke.texi: Document -msse4.2/-msse4.
17675 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17677 PR tree-optimization/32160
17678 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17679 variable as gimple reg.
17680 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17682 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17684 * gcc.c (main): Don't consider linker options when issuing the
17685 warning about a linker input file not being used.
17687 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17689 * tree-vrp.c (compare_names): Initialize sop.
17691 2007-05-30 Dirk Mueller <dmueller@suse.de>
17693 * cgraphunit.c (cgraph_analyze_function): Remove
17694 computation of inline parameters.
17696 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17698 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17700 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17702 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17703 Add vx-common.h. Include vxworks.h between vx-common.h and
17705 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17707 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17708 (TARGET_ASM_DESTRUCTOR): Likewise.
17709 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17710 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17711 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17712 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17713 (VXWORKS_ENDIAN_SPEC): Define.
17714 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17715 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17716 VXWORKS_* equivalents.
17717 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17718 (ASM_FILE_START): Delete.
17719 (TARGET_VERSION): Reformat.
17720 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17721 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17722 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17723 (FPBIT, DPBIT): Define.
17724 (fp-bit.c, dp-bit.c): New rules.
17725 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17726 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17727 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17728 * config/arm/arm.h: Include vxworks-dummy.h.
17729 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17730 Mark with ATTRIBUTE_UNUSED.
17731 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17732 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17733 make it incompatible with -msingle-pic-base.
17734 (arm_function_ok_for_sibcall): Return false for calls that might
17735 go through a VxWorks PIC PLT entry.
17736 (require_pic_register): New function, split out from...
17737 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17739 (arm_load_pic_register): Handle the VxWorks RTP initialization
17740 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17741 (arm_emit_call_insn): New function.
17742 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17743 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17744 (pic_offset_arm): New pattern.
17745 (call, call_value): Use arm_emit_call_insn.
17746 (call_internal, call_value_internal): New expanders.
17747 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17748 VxWorks unless __PIC__.
17750 2007-05-30 Eric Christopher <echristo@gmail.com>
17752 * genrecog.c: Include regs.h in generated file.
17753 * genemit.c: Ditto. Fix up formatting.
17754 * config/mn10300/constraints.md: New.
17755 * config/mn10300/mn10300.md: Include.
17756 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17757 Fix up for removed macro.
17758 * config/mn10300/predicates.md (call_address_operand): Ditto.
17759 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17760 (CONST_OK_FOR_I): Ditto.
17761 (CONST_OK_FOR_J): Ditto.
17762 (CONST_OK_FOR_K): Ditto.
17763 (CONST_OK_FOR_L): Ditto.
17764 (CONST_OK_FOR_M): Ditto.
17765 (CONST_OK_FOR_N): Ditto.
17766 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17770 (EXTRA_CONSTRAINT): Ditto.
17772 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17774 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17776 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17777 OPTION_MASK_ISA_64BIT.
17778 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17780 2007-05-30 Richard Guenther <rguenther@suse.de>
17782 PR middle-end/32152
17783 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17784 types for comparison.
17785 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17786 with original typed arguments.
17787 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17789 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17791 PR tree-optimization/31769
17792 * except.c (duplicate_eh_regions): Clear prev_try if
17793 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17795 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17797 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17798 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17799 bsi of the location where statements should be inserted.
17800 (sink_code_in_bb): Take bsi from statement_sink_location.
17801 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17802 instead of bsi_start.
17803 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17805 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17806 (bsi_move_before): Document inconsistency with bsi_move_after.
17807 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17809 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17811 * config/i386/i386.h (TARGET_ABM): New define.
17812 (TARGET_POPCNT): Ditto.
17813 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17814 New temporary defines to redefine from OPTION_ISA_* defines.
17815 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17816 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17817 (ix86_isa_flags): New extern int declaration.
17818 (TARGET_SUBTARGET_DEFAULT): New define.
17819 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17820 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17821 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17822 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17823 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17824 * config/i386/darwin.h: Change TARGET_64BIT define to
17827 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17828 using existing "ix86_isa_flags" varible.
17829 (m32, m64): Use existing "ix86_isa_flags" variable.
17830 (mmmx, m3dnow): Ditto.
17831 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17832 (mabm): Define as non-negative option using "x86_abm" variable.
17833 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17835 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17836 Rewrite feature test bitmap.
17837 (ix86_isa_flags): New initialized global int varible.
17838 (ix86_isa_flags_explicit): New static int variable.
17839 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17840 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17841 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17842 target_flags_explicit.
17843 (override_options): Remove "target_enable" and "target_disable" fields
17844 from "struct ptt". Update processor_target_table accordingly. Remove
17845 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17846 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17847 "target_flags" and "ix86_isa_flags_explicit" instead of
17848 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17849 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17850 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17851 to true when either of PTA_POPCNT or PTA_ABM is set in
17852 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17853 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17854 processor_alias_table flags entry. Remove handling of
17855 "target_enable" and "target_disable" fields of processor_target_table.
17856 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17857 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17858 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17859 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17860 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17862 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17864 2007-05-29 David Daney <ddaney@avtrex.com>
17867 * config/mips/mips.c (mips_output_mi_thunk): Emit
17868 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17870 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17871 * config/i386/i386.c (ix86_function_regparm): Added checking of
17872 ix86_force_align_arg_pointer to determine the number of
17873 register parameters.
17875 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17877 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17878 (SET_DR_MISALIGNMENT): New.
17879 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17880 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17881 Use SET_DR_MISALIGNMENT.
17882 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17884 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17885 find_loop_nest): Export.
17886 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17887 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17888 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17889 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17891 (struct mem_ref): Add field reuse_distance.
17892 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17893 Initialize reuse_distance field.
17894 (issue_prefetch_ref): Select temporality of prefetch according to
17896 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17897 self_reuse_distance, determine_loop_nest_reuse): New functions.
17898 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17899 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17900 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17903 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17905 * tree-ssa-alias.c: Add aliasing overview.
17907 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17908 Danny Smith <dannysmith@users.sourceforge.net>
17911 * config/i386/t-crtfm: Compile crtfastmath.o with
17912 -minline-all-stringops.
17913 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17914 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17916 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17918 * doc/md.texi: Document constraints on HP PA-RISC.
17920 * pa/constraints.md: New file.
17921 * pa.md: Include constraints.md.
17922 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17923 (integer_store_memory_operand, ldil_cint_p): New functions.
17924 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17925 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17926 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17927 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17928 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17930 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17933 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17934 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17935 case POSTDECREMENT_EXPR>): Return the error_mark_node
17936 if either the real or imaginary parts would an
17939 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17941 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17942 name when we remove it from a call.
17944 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17946 * targhooks.c (default_narrow_bitfield): Remove.
17947 * targhooks.h: Remove the prototype for
17948 default_narrow_bitfield.
17950 * langhooks-def.h: Remove the prototype for
17951 hook_get_alias_set_0.
17952 * langhooks.c (hook_get_alias_set_0): Remove.
17954 * global.c (EXECUTE_IF_CONFLICT): Remove.
17956 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17959 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17960 return true when truth_value_p is true and the type
17963 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17965 * doc/install.texi (Prerequisites): We no longer require Autoconf
17966 2.13 for the top-level.
17968 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17970 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17971 memory access via x86_expand_vector_move_misalign() only for
17972 TImode values on 32-bit targets.
17974 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17976 * matrix-reorg.c: New file. Implement matrix flattening and
17977 transposing optimization.
17978 * tree-pass.h: Add matrix reorg pass.
17979 * common.opt: Add fipa-mreorg flag.
17980 * Makefile.in: Add matrix-reorg.c.
17981 * passes.c: Add matrix reorg pass.
17982 * varpool.c (add_new_static_var): New function.
17983 * cgraph.h (add_new_static_var): Declare.
17985 2007-05-27 Eric Christopher <echristo@apple.com>
17987 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17988 sp_offset depending on stack size. Save r12 depending
17989 on registers we're saving later.
17990 (rs6000_emit_epilogue): Update sp_offset depending only
17993 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17995 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17996 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17997 * ifcvt.c (if_convert): Ditto.
17998 * tree-ssa-threadupdate.c (thread_block): Ditto.
17999 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18000 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18001 verify_loop_closed_ssa): Check number_of_loops instead of
18003 * predict.c (tree_estimate_probability): Ditto.
18004 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18005 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18006 * modulo-sched.c (sms_schedule): Ditto.
18007 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18008 (scev_finalize): Do not do anything if scev analysis was not
18010 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18011 current_loops == NULL.
18012 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18013 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18014 there are no loops.
18015 (loop_optimizer_finalize): Assert that loops were analyzed.
18016 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18017 rtl_doloop): Check number_of_loops instead of current_loops.
18018 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18019 current_loops == NULL.
18020 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18021 gate_tree_vectorize tree_linear_transform, check_data_deps,
18022 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18023 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18024 Check number_of_loops instead of current_loops.
18025 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18026 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18027 free loops if available.
18028 (execute_pre): Do not pass do_fre to fini_pre.
18030 2007-05-27 Tobias Burnus <burnus@net-b.de>
18032 PR middle-end/32083
18033 * real.c (mpfr_from_real): Fix sign of -Inf.
18035 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18037 * tree-vect-transform.c (vectorizable_conversion): Initialize
18038 tree_code variables to ERROR_MARK.
18039 (vectorizable_type_demotion): Likewise.
18040 (vectorizable_type_promotion): Likewise.
18042 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18045 * config/i386/i386.md (movti): Handle push operands via
18046 ix86_expand_push().
18048 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18050 * basic-block.h: Remove the prototype for merge_seq_blocks.
18051 * cfgcleanup.c (merge_seq_blocks): Remove.
18053 * tree-flow.h: Remove the prototype for is_aliased_with.
18054 * tree-ssa-alias.c (is_aliased_with): Remove.
18056 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18058 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18060 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18062 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18063 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18064 (vec_unpacks_hi_v16qi): Likewise.
18065 (vec_unpacku_lo_v16qi): Likewise.
18066 (vec_unpacks_lo_v16qi): Likewise.
18067 (vec_unpacku_hi_v8hi): Likewise.
18068 (vec_unpacks_hi_v8hi): Likewise.
18069 (vec_unpacku_lo_v8hi): Likewise.
18070 (vec_unpacks_lo_v8hi): Likewise.
18071 (vec_unpacku_hi_v4si): Likewise.
18072 (vec_unpacks_hi_v4si): Likewise.
18073 (vec_unpacku_lo_v4si): Likewise.
18074 (vec_unpacks_lo_v4si): Likewise.
18076 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18078 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18079 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18080 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18081 follow spelling conventions in various
18082 warning/error/diagnostic messages.
18084 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18085 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18086 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18087 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18088 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18089 * doc/tm.texi: Follow spelling conventions.
18091 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18094 * tree-ssa-forwprop.c
18095 (forward_propagate_addr_into_variable_array_index): Remove
18096 the lhs argument. Use the type of def_rhs instead of lhs.
18097 (forward_propagate_addr_expr_1): Update use of
18098 forward_propagate_addr_into_variable_array_index.
18100 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18101 Nigel Stephens <nigel@mips.com>
18103 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18104 function attributes, "far" being an alias for "long_call".
18105 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18106 (mips_near_type_p, mips_far_type_p): New.
18107 (mips_comp_type_attributes): New function to check that attributes
18108 attached to a function type are compatible.
18109 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18110 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18111 to the target function of the thunk.
18112 (mips_encode_section_info): Check for "near" and "far" function
18113 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18115 * config/mips/predicates.md (const_call_insn_operand): Test only
18116 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18118 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18121 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18122 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18123 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18124 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18126 2007-05-25 Eric Christopher <echristo@apple.com>
18128 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18129 to x86-darwin configurations.
18130 * config/i386/t-darwin: Add softfp support.
18131 * config/i386/t-darwin64: Ditto.
18132 * config/i386/sfp-machine.h: If mach then don't use
18133 aliasing, emit a stub to call.
18135 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18137 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18138 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18139 tree-predcom.c, tree-ssa-alias-warnings.c,
18140 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18141 comment typos. Follow spelling conventions.
18142 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18144 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18147 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18148 constants into memory. Expand unaligned memory references for
18149 SSE modes via x86_expand_vector_move_misalign() function.
18151 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18153 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18154 "memory" attribute for "sseishft" type insn without operands[2].
18156 2007-05-25 Dirk Mueller <dmueller@suse.de>
18157 Marcus Meissner <meissner@suse.de>
18159 * doc/extend.texi (alloc_size): New attribute.
18160 * c-common.c (handle_alloc_size_attribute): New.
18161 * tree-object-size.c (alloc_object_size): Use alloc_size
18162 attribute, if available.
18164 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18166 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18168 (__builtin_ia32_vec_ext_v2di): Likewise.
18169 (__builtin_ia32_vec_ext_v4si): Likewise.
18170 (__builtin_ia32_vec_ext_v8hi): Likewise.
18171 (__builtin_ia32_vec_ext_v16qi): Likewise.
18172 (__builtin_ia32_vec_set_v8hi): Likewise.
18174 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18176 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18178 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18180 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18181 (arm_is_longcall_p): Rename to...
18182 (arm_is_long_call_p): ...this. Take a single tree argument and
18184 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18185 (CUMULATIVE_ARGS): Remove call_cookie.
18186 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18187 (ENCODED_LONG_CALL_ATTR_P): Delete.
18188 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18189 LONG_CALL_FLAG_CHAR cases.
18190 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18191 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18192 ARM_DECLARE_FUNCTION_SIZE.
18193 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18194 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18195 (arm_encode_call_attribute, current_file_function_operand): Delete.
18196 (arm_function_in_section_p): New function.
18197 (arm_is_longcall_p): Rename to...
18198 (arm_is_long_call_p): ...this. Take the target function as a single
18199 argument and return a bool. Do not rely on call cookies. Check
18200 whether the target symbol is in the same section as the current
18201 function, not just the same compilation unit.
18202 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18203 (arm_encode_section_info): Don't encode a call type.
18204 * config/arm/arm.md (call, call_value): Update calls to
18205 arm_is_long(_)call_p. Simplify logic.
18206 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18207 Update calls to arm_is_long(_)call_p.
18209 2007-05-25 Richard Guenther <rguenther@suse.de>
18211 PR tree-optimization/31982
18212 * tree-ssa-forwprop.c
18213 (forward_propagate_addr_into_variable_array_index): Handle arrays
18214 with element size one.
18216 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18218 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18219 (umulsi3_highpart): Likewise.
18221 2007-05-24 Ian Lance Taylor <iant@google.com>
18223 PR rtl-optimization/32069
18224 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18227 2007-05-24 Ollie Wild <aaw@google.com>
18229 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18232 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18234 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18235 (oprs_unchanged_p): Use it to check all registers in a REG.
18236 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18237 (reg_set_between_after_reload_p): Delete.
18238 (reg_used_between_after_reload_p): Likewise.
18239 (reg_set_or_used_since_bb_start): Likewise.
18240 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18241 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18242 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18243 * rtlanal.c (reg_set_p): Check whether REG overlaps
18244 regs_invalidated_by_call, rather than just checking the
18245 membership of REGNO (REG).
18247 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18249 * doc/passes.texi: Document predictive commoning.
18250 * doc/invoke.texi (-fpredictive-commoning): Document.
18251 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18252 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18253 adding indices to the generated name.
18254 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18255 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18256 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18257 (op_symbol_code): ... and exported.
18258 (dump_omp_clause, op_symbol): Use op_symbol_code
18259 instead of op_symbol_1.
18260 * tree-pass.h (pass_predcom): Declare.
18261 * timevar.def (TV_PREDCOM): New timevar.
18262 * tree-ssa-loop.c (run_tree_predictive_commoning,
18263 gate_tree_predictive_commoning, pass_predcom): New.
18264 * tree-data-ref.c (find_data_references_in_loop): Find the
18265 references in dominance order.
18266 (canonicalize_base_object_address): Ensure that the result has
18268 (dr_analyze_innermost): Export.
18269 (create_data_ref): Code to fail for references with invariant
18271 (find_data_references_in_stmt): ... here.
18272 * tree-data-ref.h (dr_analyze_innermost): Declare.
18273 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18274 (aff_combination_find_elt, name_expansion_hash,
18275 name_expansion_eq, tree_to_aff_combination_expand,
18276 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18278 * tree-affine.h (aff_combination_constant_multiple_p,
18279 tree_to_aff_combination_expand): Declare.
18280 * tree-predcom.c: New file.
18281 * common.opt (fpredictive-commoning): New option.
18282 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18283 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18284 * Makefile.in (tree-predcom.o): Add.
18285 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18286 * passes.c (init_optimization_passes): Add dceloop after
18287 copy propagation in loop optimizer. Add predictive commoning
18288 to loop optimizer passes.
18290 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18292 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18295 2007-05-24 Jan Hubicka <jh@suse.cz>
18297 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18299 (genheader): Include statistics.h.
18301 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18303 * print-rtl.c (flag_dump_unnumbered): Update comments.
18304 (print_rtl): Fix my previous change.
18305 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18308 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18310 PR middle-end/32018
18311 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18313 (thread_through_all_blocks): Call initialize_original_copy_tables
18314 and free_original_copy_tables.
18315 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18317 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18318 * cfghooks.c (duplicate_block): Use get_loop_copy.
18319 * cfg.c: Include cfgloop.h.
18320 (loop_copy): New hash table.
18321 (initialize_original_copy_tables): Initialize loop_copy table.
18322 (free_original_copy_tables): Free loop_copy table.
18323 (copy_original_table_clear, copy_original_table_set,
18324 set_loop_copy, get_loop_copy): New functions.
18325 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18326 * cfgloop.h (struct loop): Remove copy field.
18327 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18328 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18330 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18332 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18333 -msse/-msse2/-msse3.
18335 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18337 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18338 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18340 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18343 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18344 * targhooks.h (default_mangle_decl_assembler_name): Declare
18346 * targhooks.c (default_mangle_decl_assembler_name): Define
18348 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18350 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18351 * langhooks.c (lhd_set_decl_assembler_name): Call
18352 targetm.mangle_decl_assembler_name for names with global scope.
18354 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18356 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18357 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18359 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18360 New. Factored out of i386_pe_encode_section_info.
18361 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18362 Move check for prior decoration of stdcall
18363 symbols to i386_pe_encode_section_info.
18364 (i386_pe_encode_section_info): Adjust call to
18365 gen_stdcall_or_fastcall_suffix. Use
18366 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18367 (i386_pe_mangle_decl_assembler_name): New. Wrap
18368 i386_pe_maybe_mangle_decl_assembler_name.
18370 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18372 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18373 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18374 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18375 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18376 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18379 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18380 Nigel Stephens <nigel@mips.com>
18381 Richard Sandiford <richard@codesourcery.com>
18383 Fix up MIPS16 hard float and add support for complex.
18385 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18386 (TARGET_SOFT_FLOAT_ABI): New.
18387 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18388 __mips_soft_float to reflect the ABI in use, not whether the
18389 FPU is directly accessible (e.g., in MIPS16 mode).
18390 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18391 (UNITS_PER_FPVALUE): Likewise.
18393 * config/mips/mips.c (mips_expand_call): Remove redundant
18394 TARGET_MIPS16 check.
18395 (mips_arg_regno): New.
18396 (function_arg_advance): When setting bits in cum->fp_code for
18397 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18399 (function_arg): Use mips_arg_regno.
18400 (mips_return_mode_in_fpr_p): New.
18401 (mips16_call_stub_mode_suffix): New.
18402 (mips16_cfun_returns_in_fpr_p): New.
18403 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18404 (mips_output_function_prologue): Test mips16_hard_float, not
18405 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18406 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18407 return value into a floating-point register.
18408 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18409 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18410 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18411 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18412 word of double arguments from or to the high bits of 64-bit
18413 floating point registers.
18414 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18415 (mips16_fpret_double): New helper function.
18416 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18417 support for complex modes. Fill in DECL_RESULT for stubdecl.
18418 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18420 * config/mips/mips16.S
18421 (RET, ARG1, ARG2): New.
18422 (MERGE_GPRf, MERGE_GPRt): New.
18423 (DELAYt, DELAYf): New.
18424 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18425 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18426 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18427 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18428 (SFOP): Renamed to...
18429 (OPSF3): This, and macro-ified. Updated all uses.
18430 (SFOP2): Renamed to...
18431 (OPSF2): This, and macro-ified. Updated all uses.
18432 (SFCMP): Renamed to...
18433 (CMPSF): This, and macro-ified. Updated all uses.
18434 (SFREVCMP): Renamed to...
18435 (REVCMPSF): This, and macro-ified. Updated all uses.
18436 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18437 (LDDBL1, LDDBL2, RETDBL): Deleted.
18438 (DFOP): Renamed to...
18439 (OPDF3): This, and macro-ified. Updated all uses.
18440 (DFOP2): Renamed to...
18441 (OPDF2): This, and macro-ified. Updated all uses.
18442 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18443 (DFCMP): Renamed to...
18444 (CMPDF): This, and macro-ified. Updated all uses.
18445 (DFREVCMP): Renamed to...
18446 (REVCMPDF): This, and macro-ified. Updated all uses.
18447 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18448 (RET_FUNCTION): New.
18449 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18450 (__mips16_ret_sc, __mips16_ret_dc): New.
18451 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18452 STUB_ARGS_6, STUB_ARGS_10): New.
18453 (CALL_STUB_NO_RET): New.
18454 (__mips16_call_stub_1): Macro-ified.
18455 (__mips16_call_stub_5): Macro-ified.
18456 (__mips16_call_stub_2): Macro-ified.
18457 (__mips16_call_stub_6): Macro-ified.
18458 (__mips16_call_stub_9): Macro-ified.
18459 (__mips16_call_stub_10): Macro-ified.
18460 (CALL_STUB_RET): New.
18461 (__mips16_call_stub_sf_0): Macro-ified.
18462 (__mips16_call_stub_sf_1): Macro-ified.
18463 (__mips16_call_stub_sf_5): Macro-ified.
18464 (__mips16_call_stub_sf_2): Macro-ified.
18465 (__mips16_call_stub_sf_6): Macro-ified.
18466 (__mips16_call_stub_sf_9): Macro-ified.
18467 (__mips16_call_stub_sf_10): Macro-ified.
18468 (__mips16_call_stub_df_0): Macro-ified.
18469 (__mips16_call_stub_df_1): Macro-ified.
18470 (__mips16_call_stub_df_5): Macro-ified.
18471 (__mips16_call_stub_df_2): Macro-ified.
18472 (__mips16_call_stub_df_6): Macro-ified.
18473 (__mips16_call_stub_df_9): Macro-ified.
18474 (__mips16_call_stub_df_10): Macro-ified.
18475 (__mips16_call_stub_sc_0): New.
18476 (__mips16_call_stub_sc_1): New.
18477 (__mips16_call_stub_sc_5): New.
18478 (__mips16_call_stub_sc_2): New.
18479 (__mips16_call_stub_sc_6): New.
18480 (__mips16_call_stub_sc_9): New.
18481 (__mips16_call_stub_sc_10): New.
18482 (__mips16_call_stub_dc_0): New.
18483 (__mips16_call_stub_dc_1): New.
18484 (__mips16_call_stub_dc_5): New.
18485 (__mips16_call_stub_dc_2): New.
18486 (__mips16_call_stub_dc_6): New.
18487 (__mips16_call_stub_dc_9): New.
18488 (__mips16_call_stub_dc_10): New.
18490 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18491 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18492 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18494 2007-05-23 Ian Lance Taylor <iant@google.com>
18496 * doc/invoke.texi (Invoking GCC): Document that the order of the
18499 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18502 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18503 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18504 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18508 * config/score/score.c (score_print_operand): Make sure that only
18509 lower bits are used.
18511 2007-05-22 Ian Lance Taylor <iant@google.com>
18513 * tree-vrp.c (avoid_overflow_infinity): New static function,
18514 broken out of set_value_range_to_value.
18515 (set_value_range_to_value): Call avoid_overflow_infinity.
18516 (extract_range_from_assert): Likewise.
18518 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18520 PR middle-end/31095
18521 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18522 change the type before looking for a COMPOUND_EXPR.
18524 2007-05-22 Ian Lance Taylor <iant@google.com>
18526 * lower-subreg.c (decompose_multiword_subregs): If we change an
18527 insn, call remove_retval_note on it.
18529 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18531 * regs.h (end_hard_regno): New function.
18532 (END_HARD_REGNO, END_REGNO): New macros.
18533 (add_to_hard_reg_set): New function.
18534 (remove_from_hard_reg_set): Likewise.
18535 (in_hard_reg_set_p): Likewise.
18536 (overlaps_hard_reg_set_p): Likewise.
18537 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18538 (note_btr_set): Use END_HARD_REGNO.
18539 * caller-save.c (setup_save_areas): Use end_hard_regno.
18540 (mark_set_regs): Use END_HARD_REGNO.
18541 (add_stored_regs): Use end_hard_regno.
18542 (mark_referenced_regs): Use add_to_hard_reg_set.
18543 * combine.c (update_table_tick): Use END_REGNO.
18544 (record_value_for_reg): Likewise.
18545 (record_dead_and_set_regs): Likewise.
18546 (get_last_value_validate): Likewise.
18547 (use_crosses_set_p): Likewise.
18548 (reg_dead_at_p_1): Likewise.
18549 (reg_dead_at_p): Likewise.
18550 (mark_used_regs_combine): Use add_to_hard_reg_set.
18551 (move_deaths): Use END_HARD_REGNO.
18552 (reg_bitfield_target_p): Use end_hard_regno.
18553 (distribute_notes): Use END_HARD_REGNO.
18554 * cse.c (mention_regs): Use END_REGNO.
18555 (insert): Use add_to_hard_reg_set.
18556 (invalidate): Use END_HARD_REGNO.
18557 (invalidate_for_call): Likewise.
18558 (exp_equiv_p): Use END_REGNO.
18559 (cse_insn): Likewise.
18560 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18561 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18562 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18563 * function.c (keep_stack_depressed): Use end_hard_regno.
18564 * global.c (global_alloc): Use end_hard_regno.
18565 (global_conflicts): Use add_to_hard_reg_set instead of
18567 (find_reg): Likewise.
18568 (mark_reg_store): Likewise.
18569 (mark_reg_conflicts): Likewise.
18570 (mark_reg_death): Use remove_from_hard_reg_set.
18571 (mark_reg_live_nc): Delete.
18572 (set_preference): Use end_hard_regno.
18573 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18574 remove_from_hard_reg_set.
18575 (post_mark_life): Use add_to_hard_reg_set.
18576 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18577 (reg_becomes_live): Use add_to_hard_reg_set.
18578 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18579 (peep2_find_free_register): Use add_to_hard_reg_set.
18580 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18581 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18582 * regrename.c (note_sets): Use add_to_hard_reg_set.
18583 (clear_dead_regs): Use remove_from_hard_reg_set.
18584 (regrename_optimize): Use add_to_hard_reg_set.
18585 (find_oldest_value_reg): Use in_hard_reg_set_p.
18586 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18587 (hard_reg_set_here_p): Use end_hard_regno.
18588 (decompose): Likewise.
18589 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18590 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18591 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18592 (mark_home_live): Use end_hard_regno.
18593 (spill_hard_reg): Likewise.
18594 (clear_reload_reg_in_use): Likewise.
18595 * reorg.c (delete_prior_computation): Use END_REGNO.
18596 * resource.c (update_live_status): Use END_HARD_REGNO.
18597 (mark_referenced_resources): Use add_to_hard_reg_set.
18598 (mark_set_resources): Likewise.
18599 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18600 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18601 (reg_overlap_mentioned_p): Likewise.
18602 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18603 (covers_regno_no_parallel_p): Use END_REGNO.
18604 (find_regno_note): Likewise.
18605 (find_reg_fusage): Use END_HARD_REGNO.
18606 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18607 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18609 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18611 * mode-switching.c (reg_dies): Change type of second argument to
18613 (optimize_mode_switching): Update accordingly.
18615 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18617 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18619 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18620 (hard_reg_set_empty_p): ...these new functions.
18621 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18622 GO_IF_HARD_REG_SUBSET.
18623 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18624 instead of GO_IF_HARD_REG_EQUAL.
18625 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18626 instead of GO_IF_HARD_REG_EQUAL.
18627 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18628 GO_IF_HARD_REG_SUBSET.
18629 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18630 GO_IF_HARD_REG_EQUAL.
18631 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18632 of GO_IF_HARD_REG_SUBSET.
18633 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18634 instead of GO_IF_HARD_REG_EQUAL.
18635 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18636 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18637 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18638 of GO_IF_HARD_REG_SUBSET,
18639 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18640 GO_IF_HARD_REG_SUBSET.
18641 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18642 instead of GO_IF_HARD_REG_EQUAL.
18643 * config/sh/sh.c (push_regs, calc_live_regs): Use
18644 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18645 (hard_regs_intersect_p): Delete.
18647 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18649 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18651 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18652 Richard Henderson <rth@redhat.com>
18654 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18656 (x86_64-*-*): Likewise.
18658 * i386/i386-modes.def (V2QI): New.
18660 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18662 (override_options): Support SSE4.1.
18663 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18664 (IX86_BUILTIN_BLENDPS): Likewise.
18665 (IX86_BUILTIN_BLENDVPD): Likewise.
18666 (IX86_BUILTIN_BLENDVPS): Likewise.
18667 (IX86_BUILTIN_PBLENDVB128): Likewise.
18668 (IX86_BUILTIN_PBLENDW128): Likewise.
18669 (IX86_BUILTIN_DPPD): Likewise.
18670 (IX86_BUILTIN_DPPS): Likewise.
18671 (IX86_BUILTIN_INSERTPS128): Likewise.
18672 (IX86_BUILTIN_MOVNTDQA): Likewise.
18673 (IX86_BUILTIN_MPSADBW128): Likewise.
18674 (IX86_BUILTIN_PACKUSDW128): Likewise.
18675 (IX86_BUILTIN_PCMPEQQ): Likewise.
18676 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18677 (IX86_BUILTIN_PMAXSB128): Likewise.
18678 (IX86_BUILTIN_PMAXSD128): Likewise.
18679 (IX86_BUILTIN_PMAXUD128): Likewise.
18680 (IX86_BUILTIN_PMAXUW128): Likewise.
18681 (IX86_BUILTIN_PMINSB128): Likewise.
18682 (IX86_BUILTIN_PMINSD128): Likewise.
18683 (IX86_BUILTIN_PMINUD128): Likewise.
18684 (IX86_BUILTIN_PMINUW128): Likewise.
18685 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18686 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18687 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18688 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18689 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18690 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18691 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18692 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18693 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18694 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18695 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18696 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18697 (IX86_BUILTIN_PMULDQ128): Likewise.
18698 (IX86_BUILTIN_PMULLD128): Likewise.
18699 (IX86_BUILTIN_ROUNDPD): Likewise.
18700 (IX86_BUILTIN_ROUNDPS): Likewise.
18701 (IX86_BUILTIN_ROUNDSD): Likewise.
18702 (IX86_BUILTIN_ROUNDSS): Likewise.
18703 (IX86_BUILTIN_PTESTZ): Likewise.
18704 (IX86_BUILTIN_PTESTC): Likewise.
18705 (IX86_BUILTIN_PTESTNZC): Likewise.
18706 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18707 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18708 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18709 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18710 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18711 (bdesc_ptest): New.
18712 (bdesc_sse_3arg): Likewise.
18713 (bdesc_2arg): Likewise.
18714 (bdesc_1arg): Likewise.
18715 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18717 (ix86_expand_sse_4_operands_builtin): New.
18718 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18719 smaller than 8 bits as the 2nd arg.
18720 (ix86_expand_sse_ptest): New.
18721 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18722 (ix86_expand_vector_set): Support SSE4.1.
18723 (ix86_expand_vector_extract): Likewise.
18725 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18726 __SSE4_1__ for -msse4.1.
18728 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18729 (UNSPEC_INSERTPS): Likewise.
18730 (UNSPEC_DP): Likewise.
18731 (UNSPEC_MOVNTDQA): Likewise.
18732 (UNSPEC_MPSADBW): Likewise.
18733 (UNSPEC_PHMINPOSUW): Likewise.
18734 (UNSPEC_PTEST): Likewise.
18735 (UNSPEC_ROUNDP): Likewise.
18736 (UNSPEC_ROUNDS): Likewise.
18738 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18740 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18741 (const_pow2_1_to_32768_operand): Likewise.
18743 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18746 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18748 (sse4_1_insertps): Likewise.
18749 (*sse4_1_extractps): Likewise.
18750 (sse4_1_ptest): Likewise.
18751 (sse4_1_mulv2siv2di3): Likewise.
18752 (*sse4_1_mulv4si3): Likewise.
18753 (*sse4_1_smax<mode>3): Likewise.
18754 (*sse4_1_umax<mode>3): Likewise.
18755 (*sse4_1_smin<mode>3): Likewise.
18756 (*sse4_1_umin<mode>3): Likewise.
18757 (sse4_1_eqv2di3): Likewise.
18758 (*sse4_1_pinsrb): Likewise.
18759 (*sse4_1_pinsrd): Likewise.
18760 (*sse4_1_pinsrq): Likewise.
18761 (*sse4_1_pextrb): Likewise.
18762 (*sse4_1_pextrb_memory): Likewise.
18763 (*sse4_1_pextrw_memory): Likewise.
18764 (*sse4_1_pextrq): Likewise.
18765 (sse4_1_blendpd): Likewise.
18766 (sse4_1_blendps): Likewise.
18767 (sse4_1_blendvpd): Likewise.
18768 (sse4_1_blendvps): Likewise.
18769 (sse4_1_dppd): Likewise.
18770 (sse4_1_dpps): Likewise.
18771 (sse4_1_movntdqa): Likewise.
18772 (sse4_1_mpsadbw): Likewise.
18773 (sse4_1_packusdw): Likewise.
18774 (sse4_1_pblendvb): Likewise.
18775 (sse4_1_pblendw): Likewise.
18776 (sse4_1_phminposuw): Likewise.
18777 (sse4_1_extendv8qiv8hi2): Likewise.
18778 (*sse4_1_extendv8qiv8hi2): Likewise.
18779 (sse4_1_extendv4qiv4si2): Likewise.
18780 (*sse4_1_extendv4qiv4si2): Likewise.
18781 (sse4_1_extendv2qiv2di2): Likewise.
18782 (*sse4_1_extendv2qiv2di2): Likewise.
18783 (sse4_1_extendv4hiv4si2): Likewise.
18784 (*sse4_1_extendv4hiv4si2): Likewise.
18785 (sse4_1_extendv2hiv2di2): Likewise.
18786 (*sse4_1_extendv2hiv2di2): Likewise.
18787 (sse4_1_extendv2siv2di2): Likewise.
18788 (*sse4_1_extendv2siv2di2): Likewise.
18789 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18790 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18791 (sse4_1_zero_extendv4qiv4si2): Likewise.
18792 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18793 (sse4_1_zero_extendv2qiv2di2): Likewise.
18794 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18795 (sse4_1_zero_extendv4hiv4si2): Likewise.
18796 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18797 (sse4_1_zero_extendv2hiv2di2): Likewise.
18798 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18799 (sse4_1_zero_extendv2siv2di2): Likewise.
18800 (*sse4_1_zero_extendv2siv2di2): Likewise.
18801 (sse4_1_roundpd): Likewise.
18802 (sse4_1_roundps): Likewise.
18803 (sse4_1_roundsd): Likewise.
18804 (sse4_1_roundss): Likewise.
18805 (mulv4si3): Don't expand for SSE4.1.
18806 (smax<mode>3): Likewise.
18807 (umaxv4si3): Likewise.
18808 (uminv16qi3): Likewise.
18809 (umin<mode>3): Likewise.
18810 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18812 * doc/extend.texi: Document SSE4.1 built-in functions.
18814 * doc/invoke.texi: Document -msse4.1.
18816 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18818 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18819 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18820 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18821 (ASM_SPEC): Add asm_pcrel_spec.
18822 (EXTRA_SPECS): Add asm_pcrel_spec.
18824 2007-05-21 David Daney <ddaney@avtrex.com>
18826 * doc/install.texi (Building a cross compiler): Add requirements
18827 for Java cross compiler.
18829 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18831 PR middle-end/31995
18832 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18833 Add loopno argument. Use evolution_function_is_invariant_rec_p
18834 instead of evolution_function_is_constant_p.
18835 Update calls to evolution_function_is_affine_multivariate_p.
18836 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18837 Add loopno argument.
18838 * tree-scalar-evolution.c (gather_chrec_stats): Call
18839 evolution_function_is_affine_multivariate_p with a loop
18841 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18842 (analyze_overlapping_iterations): Likewise.
18843 (access_functions_are_affine_or_constant_p): Likewise.
18844 (build_classic_dist_vector_1): If the access functions
18845 are equal, don't do anything.
18847 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18848 Paolo Carlini <pcarlini@suse.de>
18849 Uros Bizjak <ubizjak@gmail.com>
18851 * c-cppbuiltin.c (c_cpp_builtins): Define
18852 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18853 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18854 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18855 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18857 2007-05-21 Mike Stump <mrs@apple.com>
18859 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18861 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18863 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18865 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18866 implementation if __OPTIMIZE__ is not defined.
18867 (_mm_alignr_pi8): Ditto.
18868 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18869 (_mm_inserti_si64): Ditto.
18870 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18871 (_mm_slli_epi16): Ditto.
18872 (_mm_slli_epi32): Ditto.
18873 (_mm_slli_epi64): Ditto.
18874 (_mm_srai_epi16): Ditto.
18875 (_mm_srai_epi32): Ditto.
18876 (_mm_srli_si128): Ditto.
18877 (_mm_slli_si128): Ditto.
18878 (_mm_srli_epi16): Ditto.
18879 (_mm_srli_epi32): Ditto.
18880 (_mm_srli_epi64): Ditto.
18881 (_mm_extract_epi16): Ditto.
18882 (_mm_insert_epi16): Ditto.
18883 (_mm_shufflehi_epi16): Ditto.
18884 (_mm_shufflelo_epi16): Ditto.
18885 (_mm_shuffle_epi32): Ditto.
18886 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18887 (_m_pextrw): Ditto.
18888 (_mm_insert_pi16): Ditto.
18889 (_m_pinsrw): Ditto.
18890 (_mm_shuffle_pi16): Ditto.
18891 (_m_pshufw): Ditto.
18892 (_mm_shufle_ps): Ditto.
18893 (_mm_prefetch): Ditto.
18895 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18897 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18898 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18899 * real.c (encode_i370_single, decode_i370_single,
18900 encode_i370_double, decode_i370_double): Functions removed.
18901 (i370_single_format, i370_double_format): Initializations removed.
18902 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18903 Consider the log2_b field to always be one.
18904 (ieee_single_format, mips_single_format, coldfire_single_format,
18905 ieee_double_format, mips_double_format, coldfire_double_format,
18906 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18907 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18908 ibm_extended_format, mips_extended_format, ieee_quad_format,
18909 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18910 decimal_single_format, decimal_double_format, decimal_quad_format,
18911 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18912 initialization of log2_b.
18913 * real.h (i370_single_format, i370_double_format): Declarations
18915 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18916 field to always be one.
18918 2007-05-21 Andreas Schwab <schwab@suse.de>
18920 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18921 NOTE_INSN_BASIC_BLOCK_P.
18922 (process_for_unwind_directive): Likewise.
18924 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18926 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18927 * function.h (struct function): Move va_list_gpr_size,
18928 va_list_fpr_size, function_frequency to front of bitfields. Add
18930 (current_function_calls_unwind_init): New.
18931 * except.c (expand_builtin_unwind_init): Set
18932 current_function_calls_unwind_init not
18933 current_function_has_nonlocal_label.
18934 * reload1.c (has_nonexceptional_receiver): New.
18935 (reload): Use it and current_function_calls_unwind_init to
18936 determine whether call-saved regs must be saved.
18938 2007-05-20 Jan Hubicka <jh@suse.cz>
18940 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18941 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18942 * ddg.c (create_ddg): LIkewise.
18943 * final.c (final): Remove hunk moving line number notes around since
18944 they are no longer present at this stage.
18945 (final_scan_insn): Use NOTE_KIND instead of
18946 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18947 (output_asm_label): Likewise.
18948 * reorg.c (dbr_schedule): Likewise.
18949 * haifa-sched.c (unlink_other_notes): Likewise.
18950 * mode-switching.c (optimize_mode_switching): Likewise.
18951 * graph.c (start_bb): Likewise.
18952 * rtl.def (NOTE): Update description.
18953 * jump.c (squeeze_notes): Delete.
18954 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18955 NOTE_INSN_BASIC_BLOCK_P when possible.
18956 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18957 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18958 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18959 (dwarf2out_var_location): Likewise.
18960 * cfgbuild.c (make_edges): Likewise.
18961 (find_basic_blocks_1): Likewise.
18962 * function.c (reorder_blocks_1): Likewise.
18963 (epilogue_done): Likewise.
18964 (reposition_prologue_and_epilogue_notes): Likewise.
18965 * print-rtl.c (print_rtx): Likewise; drop code for printing
18967 (print_rtl): Likewise.
18968 (print_rtl_single): Likewise.
18969 * gcse.c (insert_insn_start_bb): Likewise.
18970 * alias.c (init_alias_analysis): Likewise.
18971 * calls.c (fixup_tail_calls): Likewise.
18972 * except.c (sjlj_emit_function_enter): Likewise.
18973 * emit-rtl.c (add_insn_after): Likeiwse.
18974 (emit_label_before): Likewise.
18975 (emit_label_after): Likewise.
18976 (emit_note_before, emit_note_after, emit_note): Update
18977 parameter to be enum insn_note; do not deal with source
18979 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18980 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18982 (merge_blocks_move_successor_nojumps): Simplify now when
18983 we don't have BLOCK notes.
18984 (try_optimize_cfg): Likewise.
18985 * cfglayout.c (skip_insns_after_block): Likewise.
18986 (record_effective_endpoints): Likewise.
18987 (duplicate_insn_chain): Likewise.
18988 * varasm.c (output_constant_pool_1): Likewise.
18989 * sched-deps.c (sched_analyze): Likewise.
18990 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18992 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18993 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18994 (SET_INSN_DELETED): Simplify.
18995 (NOTE_LINE_NUMBER): Exterminate.
18996 (NOTE_LINE_KIND): New.
18997 (NOTE_INSN_BASIC_BLOCK_P): Update.
18998 (enum insn_note): Simplify.
18999 (GET_NOTE_INSN_NAME) Simplify.
19000 (emit_note_before, emit_note_after, emit_note): Update prototype.
19001 (squeeze_notes): Remove.
19002 * sched-int.h (NOTE_NOT_BB_P): Update.
19003 * resource.c (mark_target_live_regs): Update.
19004 * sched-rgn.c (debug_dependencies): Update.
19005 * sched-vis.c (print_insn): Update.
19006 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19007 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19008 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19009 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19010 (split_branches): Update.
19011 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19013 (sh_adjust_unroll_max): Exterminate.
19014 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19015 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19016 (m68hc11_reorg): Likewise.
19017 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19018 (emit_predicate_relation_info): Update.
19019 (process_for_unwind_directive): Update.
19020 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19021 (output_call): Update.
19022 * config/pa/pa.c (output_lbranch): Update.
19023 (output_millicode_call): Update.
19024 (output_call): Update.
19025 (pa_combine_instructions): Update.
19026 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19027 * config/bfin/bfin.c (gen_one_bundle): Update.
19028 * cfgrtl.c (can_delete_note_p): Update.
19029 (delete_insn): Update.
19030 (rtl_merge_blocks): Update.
19031 (commit_one_edge_insertion): Update.
19032 (rtl_verify_flow_info): Update.
19033 * stmt.c (expand_case): Do not call squeeze_notes.
19035 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19042 * c.opt (Wtype-limits): New.
19043 * doc/invoke.texi (Wtype-limits): Document it.
19044 (Wextra): Enabled by -Wextra.
19045 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19046 * c-common.c (shorten_compare): Warn with Wtype-limits.
19048 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19050 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19051 inlined function, not as a macro.
19052 (_mm_alignr_pi8): Ditto.
19053 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19054 (_mm_inserti_si64): Ditto.
19055 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19056 (_mm_extract_epi16): Ditto.
19057 (_mm_insert_epi16): Ditto.
19058 (_mm_shufflehi_epi16): Ditto.
19059 (_mm_shufflelo_epi16): Ditto.
19060 (_mm_shuffle_epi32): Ditto.
19061 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19062 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19064 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19066 (_m_to_float): Use C89 compatible assignment.
19068 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19071 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19073 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19076 * doc/invoke.texi (Wreturn-type): Complete description.
19077 (Wextra): Delete item about return-type warning.
19078 * c-decl.c: Delete redundant Wextra warning.
19080 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19083 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19084 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19085 inlined function, not as a macro.
19086 (_mm_prefetch): Ditto.
19087 (_m_pextrw): Ditto.
19088 (_mm_insert_pi16): Ditto.
19089 (_m_pinsrw): Ditto.
19090 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19091 (_m_pshufw): Ditto. Add const to __N argument.
19092 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19093 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19094 (_mm_slli_epi32): Ditto.
19095 (_mm_srli_si128): Implement as always inlined function, not as a
19096 macro. Add __inline to function declaration.
19097 (_mm_slli_si128): Ditto.
19099 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19101 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19102 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19104 (struct fenv): New structure.
19105 (FP_HANDLE_EXCEPTIONS): New define.
19106 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19107 (_FP_DECL_EXP): New define.
19108 (FP_INIT_ROUNDMODE): New define.
19109 (FP_ROUNDMODE): New define.
19111 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19113 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19114 (Wconversion): Update description.
19115 (Wconversion-sign): New.
19116 * c.opt (Wconversion-sign): New.
19117 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19118 means disabled for C++. Otherwise, take the status of Wconversion.
19119 * c-common.c (conversion_warning): Warn with either Wconversion or
19121 (warnings_for_convert_and_check): Conditions are already checked by
19122 conversion_warning.
19123 (convert_and_check): Don't check warnings if the conversion failed.
19125 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19126 Anatoly Sokolov <aesok@dol.ru>
19128 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19129 avr_epilogue_uses) : Add declaration.
19130 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19131 * config/avr/constraints.md (R): New constraint.
19132 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19133 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19134 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19135 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19136 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19137 call_prologue_saves, epilogue_restores, return_from_epilogue,
19138 return_from_main_epilogue, return_from_interrupt_epilogue,
19139 return_from_naked_epilogue, prologue, epilogue): New patterns.
19140 (jump): Handle symbol reference.
19141 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19142 avr_output_function_prologue, avr_output_function_epilogue): Remove
19144 (avr_init_machine_status, expand_prologue, expand_epilogue,
19145 avr_asm_function_end_prologue, avr_epilogue_uses,
19146 avr_asm_function_begin_epilogue): New functions.
19147 (prologue_size, epilogue_size, jump_tables_size): Remove global
19149 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19150 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19151 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19152 (avr_override_options): Initialise init_machine_status.
19153 (output_movhi): Handle all stack pointer loads.
19154 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19155 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19156 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19157 (EPILOGUE_USES) Redefine.
19158 (machine_function) Declare.
19160 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19162 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19163 Use a single return statement.
19165 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19167 PR middle-end/30250
19168 * builtins.c (do_mpfr_lgamma_r): New.
19169 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19170 * tree.h (CASE_FLT_FN_REENT): New.
19172 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19174 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19175 (output_die): Use 'unsigned long' with %x.
19176 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19177 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19178 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19180 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19182 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19187 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19188 true if function has no argument.
19190 2007-05-18 DJ Delorie <dj@redhat.com>
19192 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19193 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19195 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19197 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19198 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19199 count_trailing_zeros.
19200 (__i386__): Implement count_leading_zeros using __builtin_clz().
19201 Implement count_trailing_zeros usign __builtin_ctz().
19203 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19205 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19207 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19209 PR middle-end/31344
19210 * expr.c (emit_move_change_mode): Change mode of push operands here.
19212 2007-05-17 Ian Lance Taylor <iant@google.com>
19214 PR tree-optimization/31953
19215 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19216 Change all callers.
19217 (set_value_range_to_null): Call set_value_range_to_value.
19218 (extract_range_from_comparison): Likewise.
19220 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19222 * toplev.c (print_version): Output GMP/MPFR version info.
19224 * builtins.c (CASE_MATHFN_REENT): New macro.
19225 (mathfn_built_in): Use it.
19226 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19227 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19228 BUILT_IN_LGAMMAL_R): New.
19229 * doc/extend.texi: Document new builtins.
19231 PR middle-end/31796
19232 * builtins.c (do_mpfr_remquo): New.
19233 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19234 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19236 PR middle-end/30251
19237 * builtins.c (fold_builtin_1): Handle y0, y1.
19238 (fold_builtin_2): Handle yn.
19240 PR middle-end/30251
19241 * builtins.c (do_mpfr_bessel_n): New.
19242 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19243 (fold_builtin_2): Handle BUILT_IN_JN.
19245 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19248 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19249 TYPE_PRECISION (intmax_type_node).
19251 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19254 * reload.c (subst_reloads): Remove checking.
19256 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19258 PR rtl-optimization/31691
19259 * combine.c (simplify_set): Build a new src pattern instead of
19260 substituting its operands in the COMPARE case.
19262 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19264 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19265 (execute_vrp): Preserve loops through jump threading.
19266 * tree-ssa-threadupdate.c (thread_single_edge,
19267 dbds_continue_enumeration_p, determine_bb_domination_status,
19268 thread_through_loop_header): New functions.
19269 (create_edge_and_update_destination_phis,
19270 create_edge_and_update_destination_phis): Set loops for the new blocks.
19271 (prune_undesirable_thread_requests): Removed.
19272 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19274 (thread_block): Do not call prune_undesirable_thread_requests.
19276 (mark_threaded_blocks): Select edges to thread here.
19277 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19278 Thread edges through loop headers independently.
19279 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19280 * tree-pass.h (TODO_mark_first_instance): New.
19281 (first_pass_instance): Declare.
19282 * cfghooks.c (duplicate_block): Put the block to the original loop
19283 if copy is not specified.
19284 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19285 jump threading. Pass may_peel_loop_headers to
19286 thread_through_all_blocks according to first_pass_instance.
19287 * cfgloop.h (create_preheader): Declare.
19288 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19289 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19290 * passes.c (first_pass_instance): New variable.
19291 (next_pass_1): Set TODO_mark_first_instance.
19292 (execute_todo): Set first_pass_instance.
19294 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19296 PR tree-optimization/24659
19297 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19298 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19299 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19300 OTI_vec_pack_ufix_trunc.
19301 (vec_unpacks_float_hi_optab): Define new macro.
19302 (vec_unpacks_float_lo_optab): Ditto.
19303 (vec_unpacku_float_hi_optab): Ditto.
19304 (vec_unpacku_float_lo_optab): Ditto.
19305 (vec_pack_sfix_trunc_optab): Ditto.
19306 (vec_pack_ufix_trunc_optab): Ditto.
19307 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19308 and vec_pack_[s|u]fix_trunc_optab using
19309 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19310 * tree-vectorizer.c (supportable_widening_operation): Handle
19311 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19312 (supportable_narrowing_operation): New function.
19313 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19314 * tree-vect-transform.c (vectorizable_conversion): Handle
19315 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19316 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19317 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19318 to check for target support.
19319 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19320 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19321 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19322 for VEC_PACK_FIX_TRUNC_EXPR.
19323 (expand_binop): Special case mode of the result for
19324 vec_pack_[u|s]fix_trunc_optab.
19325 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19326 vec_pack_[u|s]fix_trunc_optab.
19328 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19329 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19330 * tree-pretty-print.c (dump_generic_node): Handle
19331 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19332 VEC_PACK_FIX_TRUNC_EXPR.
19334 * expr.c (expand_expr_real_1): Ditto.
19335 * tree-inline.c (estimate_num_insns_1): Ditto.
19336 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19338 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19339 (vec_unpacks_float_lo_v8hi): Ditto.
19340 (vec_unpacku_float_hi_v8hi): Ditto.
19341 (vec_unpacku_float_lo_v8hi): Ditto.
19342 (vec_unpacks_float_hi_v4si): Ditto.
19343 (vec_unpacks_float_lo_v4si): Ditto.
19344 (vec_pack_sfix_trunc_v2df): Ditto.
19346 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19348 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19349 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19350 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19351 [vec_pack_ufix_trunc]: Ditto.
19352 [vec_unpacks_float_hi]: Ditto.
19353 [vec_unpacks_float_lo]: Ditto.
19354 [vec_unpacku_float_hi]: Ditto.
19355 [vec_unpacku_float_lo]: Ditto.
19357 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19359 * soft-fp/README: Update for new files.
19360 * soft-fp/floattisf.c: New file.
19361 * soft-fp/floattidf.c: New file.
19362 * soft-fp/floattitf.c: New file.
19363 * soft-fp/floatuntisf.c: New file.
19364 * soft-fp/floatuntidf.c: New file.
19365 * soft-fp/floatuntitf.c: New file.
19366 * soft-fp/fixsfti.c: New file.
19367 * soft-fp/fixdfti.c: New file.
19368 * soft-fp/fixtfti.c: New file.
19369 * soft-fp/fixunssfti.c: New file.
19370 * soft-fp/fixunsdfti.c: New file.
19371 * soft-fp/fixunstfti.c: New file.
19372 * soft-fp/extendxftf.c: New file.
19373 * soft-fp/trunctfxf.c: New file.
19375 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19376 (__trunctfxf2): Ditto.
19378 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19379 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19380 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19381 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19382 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19383 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19385 * config/i386/t-fprules-softfp64: New file.
19386 * config/i386/sfp-machine.h: New file.
19387 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19388 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19389 and soft-fp/t-softfp to tmake_file.
19390 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19391 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19393 * config/i386/t-linux64 (softfp_wrap_start): New.
19394 (softfp_wrap_end): New.
19395 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19396 supported for TARGET_64BIT.
19398 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19400 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19401 c_common_unsigned_type behavior.
19403 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19405 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19408 2007-05-16 Eric Christopher <echristo@apple.com>
19410 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19411 saving after stack push. Set sp_offset whenever we push.
19412 (rs6000_emit_epilogue): Move altivec register restore before
19415 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19417 * configure.ac: Allow sysroots to be relocated under $prefix as
19418 well as $exec_prefix.
19419 * configure: Regenerate.
19421 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19425 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19427 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19428 (gcc_tooldir): Likewise.
19429 * configure: Regenerate.
19430 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19431 old configure.ac gcc_tooldir setting.
19432 (prefix_to_exec_prefix): New variable.
19433 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19434 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19436 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19438 * c-typeck.c (build_binary_op): Return early for error.
19440 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19442 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19443 struct nb_iter_bound.
19444 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19445 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19446 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19447 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19448 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19449 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19450 (del_scev_info): Use ggc_free.
19451 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19452 * loop-init.c: Include ggc.h.
19453 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19454 (loop_optimizer_finalize): Use ggc_free.
19455 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19456 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19457 pass_iv_optimize): Add TODO_ggc_collect.
19458 * function.h (struct function): Remove skip marker from
19460 * cfgloop.c: Include ggc.h.
19461 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19463 (establish_preds): Vector superloops is gc allocated.
19464 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19466 (flow_loops_find): Vector larray is gc allocated.
19467 (loop_exit_free): Use ggc_free.
19468 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19469 that head of exits list is now not a part of struct loop.
19470 (record_loop_exits): Allocate exits table in gc memory.
19471 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19472 that head of exits list is now not a part of struct loop.
19473 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19474 struct loop_exit): Add GTY marker.
19475 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19476 Add skip marker to aux field. Make head of exits list a separate
19478 (struct loops): Add GTY marker. Make larray vector gc allocated.
19479 Add param marker to exits table.
19480 (get_loops): Type changed.
19481 * Makefile.in (tree-scalar-evolution.o): Add
19482 gt-tree-scalar-evolution.h dependency.
19483 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19484 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19485 * basic-block.h (struct basic_block_def): Remove skip marker from
19488 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19490 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19491 of 0 in the call to expand_expr().
19492 (expand_builtin_mathfn_3): Ditto.
19493 (expand_builtin_interclass_mathfn): Ditto.
19494 (expand_builtin_cexpi): Ditto.
19495 (expand_builtin_int_roundingfn): Ditto.
19496 (expand_builtin_int_roundingfn_2): Ditto.
19497 (expand_builtin_pow): Ditto.
19498 (expand_builtin_powi): Ditto.
19499 (expand_builtin_bswap): Ditto.
19500 (expand_builtin_unop): Ditto.
19501 (expand_builtin_fabs): Ditto.
19502 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19503 the call to expand_expr().
19504 (expand_builtin_sync_operation): Ditto.
19505 (expand_builtin_compare_and_swap): Ditto.
19506 (expand_builtin_lock_test_and_set): Ditto.
19507 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19508 instead of 0 in the call to expand_expr().
19509 (expand_builtin_extract_return_addr): Ditto.
19510 (expand_builtin_eh_return): Ditto.
19511 (expand_eh_return): Ditto.
19512 * explow.c (expr_size): Ditto.
19513 * expr.c (optimize_bitfield_assignment_op): Ditto.
19514 (expand_assignement): Ditto.
19515 (store_expr): Ditto.
19516 (store_field): Ditto.
19517 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19518 the call to expand_expr().
19519 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19520 in the call to expand_expr().
19521 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19522 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19523 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19525 * optabs.c (expand_vec_shift_expr): Ditto.
19526 (expand_vec_cond_expr): Ditto.
19527 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19528 call to expand_expr().
19529 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19530 in the call to expand_expr().
19532 2007-05-14 Dave Korn <dave.korn@artimi.com>
19534 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19536 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19538 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19539 instead of c_common_unsigned_type.
19540 (c_common_unsigned_type): Remove.
19541 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19542 c_common_unsigned_type.
19543 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19544 c_common_unsigned_type.
19545 * c-common.h (c_common_unsigned_type): Remove.
19546 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19547 c_common_unsigned_type.
19548 * c-format.c (check_format_types): Use unsigned_type_for instead of
19549 c_common_unsigned_type.
19550 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19551 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19552 of c_common_unsigned_type.
19553 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19554 lang_hooks.types.unsigned_type.
19555 * expmed.c (make_tree): Use unsigned_type_for instead of
19556 lang_hooks.types.unsigned_type.
19557 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19558 lang_hooks.types.unsigned_type.
19559 (build_range_check): Likewise.
19560 (fold_unary): Likewise.
19561 (fold_binary): Likewise.
19562 (fold_ternary): Likewise.
19563 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19564 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19565 * tree.c (get_unsigned_type): New.
19566 (unsigned_type_for): Use get_unsigned_type instead of
19567 lang_hooks.types.unsigned_type.
19569 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19571 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19572 to m68k_get_function_kind. Update its prototype.
19573 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19575 (m68k_interrupt_function_p): Return enum m68k_function_type
19576 instead of bool. Rename to m68k_get_function_kind.
19577 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19578 target is not fido.
19579 (m68k_compute_frame_layout): Don't mark any register for save
19580 if an interrupt_thread attribute is specified.
19581 (m68k_hard_regno_rename_ok): Update a use of
19582 m68k_interrupt_function_p.
19583 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19584 m68k_interrupt_function_p.
19585 (m68k_function_type): New.
19586 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19587 for a function with an interrupt_thread attribute.
19588 * doc/extend.texi: Document the interrupt_thread attribute.
19590 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19592 Fix PR tree-optimization/31911
19593 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19594 if they didn't change the expression.
19596 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19598 * tree-scalar-evolution.c (resolve_mixers): Exported.
19599 * tree-scalar-evolution.h (resolve_mixers): Declare.
19600 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19601 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19602 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19603 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19604 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19605 strip_conversion, analyze_offset_expr, address_analysis,
19606 object_analysis, analyze_offset): Removed.
19607 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19608 split_constant_offset, canonicalize_base_object_address,
19609 object_address_invariant_in_loop_p, disjoint_objects_p,
19610 dr_may_alias_p, dr_address_invariant_p): New functions.
19611 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19612 and dr_analyze_alias.
19613 (initialize_data_dependence_relation): Use dr_may_alias_p
19614 and object_address_invariant_in_loop_p.
19615 (compute_self_dependence): Handle the case when
19616 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19617 (find_data_references_in_stmt): Restrict the analysis of data
19618 references to the given loop nest.
19619 (find_data_references_in_loop): Made static. Pass loop nest to
19620 find_data_references_in_stmt.
19621 (compute_data_dependences_for_loop): Use DR_VOPS.
19622 (free_data_ref): Free DR_VOPS.
19623 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19624 (struct innermost_loop_behavior): ... new.
19625 (struct base_object_info): Replaced by ...
19626 (struct indices): ... new.
19627 (struct dr_alias): New.
19628 (enum data_ref_type): Removed.
19629 (struct data_reference): Consist of struct innermost_loop_behavior,
19630 struct indices and struct dr_alias.
19631 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19632 (DR_MEMTAG): Renamed to ...
19633 (DR_SYMBOL_TAG): ... this.
19634 (find_data_references_in_loop): Declaration removed.
19635 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19636 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19637 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19638 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19640 2007-05-13 Revital Eres <eres@il.ibm.com>
19642 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19643 which walks virtual def-use chains to find redundant stores.
19644 (dse_optimize_stmt): Call it.
19646 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19648 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19649 * passes.c (init_optimization_passes): Move pass_jump_bypass
19652 * basic-block.h (bb_has_eh_pred): Fix style issue.
19654 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19656 PR rtl-optimization/31848
19657 * loop-invariant.c (move_invariant_reg): If we move an insn
19658 with a REG_EQUAL note, and that insn is not always executed,
19659 remove the REG_EQUAL note.
19661 2007-05-12 Richard Guenther <rguenther@suse.de>
19663 PR tree-optimization/31797
19664 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19665 propagate into a stmt that has volatile ops.
19667 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19669 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19670 (gcc_tooldir): Likewise.
19671 * configure: Regenerate.
19672 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19673 old configure.ac gcc_tooldir setting.
19674 (prefix_to_exec_prefix): New variable.
19675 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19676 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19678 2007-05-11 Silvius Rus <rus@google.com>
19680 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19681 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19682 * c-common.h (strict_aliasing_warning): Change return type.
19683 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19684 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19685 (build_c_cast): Condition call to strict_aliasing_warning.
19686 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19687 * flags.h (set_Wstrict_aliasing): Declare.
19688 * opts.c (set_Wstrict_alising): Define, add call to.
19689 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19690 * tree-ssa-alias-warnings.c: New file.
19691 * tree-ssa-alias.c (compute_may_aliases): Add call to
19692 strict_aliasing_warning_backend.
19694 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19696 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19697 Use loop_depth and loop_outer accessor functions.
19698 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19699 determine_invariantness_stmt, move_computations_stmt): Ditto.
19700 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19701 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19702 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19703 * tree-scalar-evolution.c (interpret_loop_phi,
19704 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19705 instantiate_parameters_1, scev_const_prop): Ditto.
19706 * cfghooks.c (make_forwarder_block): Ditto.
19707 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19708 * modulo-sched.c (loop_canon_p): Ditto.
19709 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19710 slpeel_can_duplicate_loop_p): Ditto.
19711 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19712 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19713 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19714 cancel_loop, verify_loop_structure): Ditto.
19715 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19716 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19717 superloops vector instead of "pred" array.
19718 (establish_preds): Take father loop as an argument. Initialize the
19720 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19721 Do not initialize loop->outer.
19722 (flow_loop_tree_node_remove): Truncate the superloops vector.
19723 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19724 "pred" merged to "superloops" vector.
19725 (loop_depth, loop_outer): New.
19726 (fel_init): Use loop_outer.
19728 2007-05-11 Jan Hubicka <jh@suse.cz>
19730 * cgraphunit.c: Include gt-cgraphunit.h
19731 (static_ctors, static_dtors): New static vars.
19732 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19733 based on implementation in c-common.c
19734 (cgraph_finalize_function): Call record_cdtor_fn.
19735 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19736 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19737 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19738 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19739 build_cdtor, c_build_cdtor_fns): Remove.
19740 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19741 c_build_cdtor_fns): Remove prototype.
19743 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19746 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19747 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19748 * builtins.c (fold_builtin_memchr): New.
19749 (expand_builtin_memchr): Call the latter.
19750 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19751 * doc/extend.texi ([Other built-in functions provided by GCC]):
19754 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19756 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19757 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19758 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19759 PFPO_OP1_TYPE_SHIFT): Constants added.
19760 (DFP_ALL): Mode macro defined.
19761 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19762 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19763 Insn definitions added.
19764 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19765 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19768 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19770 PR tree-optimization/31885
19771 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19772 NULL_TREE to be undetermined.
19773 (automatically_generated_chrec_p): Return false for NULL.
19775 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19777 * config/bfin/bfin.h (MOVE_RATIO): Define.
19779 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19781 * config.gcc (sparc-wrs-vxworks): New target.
19782 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19783 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19784 * config/sparc/sparc.h: Include vxworks-dummy.h.
19785 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19786 include LABEL_REFs too.
19787 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19788 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19790 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19792 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19793 (sparc_emit_call_insn): New function.
19794 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19795 functions when generating VxWorks PIC.
19796 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19797 (call, call_value): Use sparc_emit_call_insn instead of
19800 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19802 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19804 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19806 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19807 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19808 split_double instead of operand_subword.
19810 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19812 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19813 * config/bfin/bfin.c (bfin_local_alignment): New function.
19814 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19816 2007-05-08 Chao-ying Fu <fu@mips.com>
19818 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19819 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19820 (smsub_widen_optab, umsub_widen_optab): Define.
19821 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19823 * genopinit.c (optabs): Fill in smsub_widen_optab and
19825 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19826 and umsub_widen_optab to implement multiply-subtract sequences.
19827 * config/mips/mips.md (*msac<u>_di): Rename to...
19828 (<u>msubsidi4): ...this. Extend condition to include
19829 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19830 of operand 0 to "ka" and use the three-operand form of msub<u>
19832 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19835 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19837 PR rtl-optimization/28011
19838 * reload.c (push_reload): Set dont_share if IN appears in OUT
19839 also when IN is a PLUS rtx.
19840 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19843 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19845 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19846 call unshare_all_decls.
19847 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19848 (unshare_all_decls): Remove.
19850 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19853 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19856 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19857 Nigel Stephens <nigel@mips.com>
19859 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19860 Update comments and all uses.
19861 (MIN_FPRS_PER_FMT): Define.
19862 * config/mips/mips.c (function_arg): Fix to correctly handle
19863 the -mips32r2 -mfp64 -mabi=32 case.
19864 (override_options): Enable use of odd-numbered registers for
19865 SFmode values on MIPS32.
19866 (mips_save_reg_p): Save whole floating-point register pair if
19867 either half is used.
19868 (compute_frame_size): Fix comment.
19870 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19872 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19873 argument of type bool.
19874 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19875 argument. Safely select temporary P register according to it.
19876 (do_link): Change call site of add_to_reg accordingly.
19877 (do_unlink): Add epilogue_p as a fourth argument and pass it
19879 (expand_interrupt_handler_epilogue): Change call of do_unlink
19881 (bfin_expand_prologue): Add a third argument sibcall_p.
19882 * config/bfin/bfin.md (epilogue): Change call of
19883 bfin_expand_epilogue accordingly.
19884 (sibcall_epilogue): Likewise.
19885 (eh_return_internal): Likewise.
19887 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19888 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19889 * config/bfin/bfin.c (bfin_handle_option): Handle
19890 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19891 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19892 Support bf534, bf536 and bf561.
19893 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19895 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19898 * config/i386/i386.c (ix86_function_regparm): Process local
19899 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19901 2007-05-07 Mike Stump <mrs@apple.com>
19903 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19904 also checks for and while statements in C++.
19906 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19908 * gcc.c (at_file_supplied): New variable.
19909 (main): Set it if we expanded argv.
19910 (do_spec_1): Pass an @-file to the linker if we were called with
19911 an @-file argument and HAVE_GNU_LD.
19912 * collect2.c (at_file_supplied): New variable.
19913 (response_file): New variable.
19914 (collect_exit): Unlink response_file if necessary.
19915 (handler): Likewise.
19916 (do_wait): Likewise.
19917 (main): Set at_file_supplied if we expanded argv.
19918 (collect_execute): Pass an @-file to subprocesses if we were called
19919 with an @-file argument.
19920 * configure.ac: Add define for HAVE_GNU_LD.
19921 * configure: Regenerate.
19922 * config.in: Regenerate.
19924 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19926 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19927 operand to HI mode.
19932 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19934 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19935 (TARGET_ENCODE_SECTION_INFO): Re-define.
19936 (m32c_encode_section_info): New
19937 (function_vector_handler): New
19938 (current_function_special_page_vector): New
19939 (m32c_special_page_vector_p): New.
19940 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19942 * config/m32c/jump.md: Added instruction JSRS for functions
19943 with attribute "function_vector".
19944 * doc/extend.texi (function_vector): Added description
19945 for M16C, M32C targets.
19947 2007-05-07 DJ Delorie <dj@redhat.com>
19950 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19951 ashrpsi3, lshrpsi3): Update shift count constraint.
19953 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19954 Nathan Froyd <froydnj@codesourcery.com>
19957 * c-incpath.c (add_path): Strip trailing path separators.
19959 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19961 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19962 Free dominance info before purging EH edges.
19963 (eliminate_degenerate_phis): Likewise.
19964 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19966 2007-05-07 Jan Hubicka <jh@suse.cz>
19968 * gimplify.c (gimplify_expr): Do not crash when folding
19969 (void *)(int)&a + 4.
19971 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19974 * c-opts.c (lang_fortran): Make it non static.
19975 * c-common.h (lang_fortran): New prototype.
19976 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19977 -lang-fortran option was passed by the driver.
19979 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19981 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19982 of ASSERT_CHECKING. Tweak message.
19984 2007-05-06 Revital Eres <eres@il.ibm.com>
19987 * loop-unroll.c (insert_var_expansion_initialization):
19988 Initialize the expansions with -zero instead of +zero.
19990 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19992 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19993 into pic and non-pic versions. Mark r19 as used for
19994 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19995 for tgd_load, tld_load and tie_load .
19996 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19997 version of tgd_load, tld_load and tie_load depending on the
20000 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20001 Jakub Jelinek <jakub@redhat.com>
20003 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20004 (__do_global_dtors_aux): Use more paranoid loop to run
20005 destructors if HIDDEN_DTOR_LIST_END.
20006 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20008 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20010 * varasm.c (align_variable): Don't increase alignment for
20011 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20012 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20014 2007-05-04 Josh Conner <jconner@apple.com>
20016 * basic-block.h (cdi_direction): Assign values to all enumeration
20018 (dom_computed): Remove.
20019 (dom_info_state): New.
20020 (set_dom_info_availability): New.
20021 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20022 walk_data.dom_direction.
20023 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20024 instead of dom_computed[].
20025 (split_edge): Likewise.
20026 (create_basic_block): Likewise.
20027 (merge_blocks): Likewise.
20028 * ifcvt.c (find_if_header): Likewise.
20029 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20030 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20031 * tree-ssa.c (verify_ssa): Likewise.
20032 * tree-cfg.c (tree_verify_flow_info): Likewise.
20033 (remove_edge_and_dominated_blocks): Likewise.
20034 * dominance.c (dom_computed): Make static.
20035 (calc_dfs_tree_nonrec): Change third param to a bool.
20036 (calc_dfs_tree): Change second param to a bool.
20037 (calc_idioms): Change second param to a bool. Use
20038 dom_convert_dir_to_idx.
20039 (init_dom_info): Validate dir before using.
20040 (dom_convert_dir_to_idx): New.
20041 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20042 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20043 (free_dominance_info): Use dom_convert_dir_to_idx.
20044 (get_immediate_dominator): Likewise.
20045 (set_immediate_dominator): Likewise.
20046 (get_dominated_by): Likewise.
20047 (redirect_immediate_dominators): Likewise.
20048 (nearest_common_denominator): Likewise.
20049 (dominated_by_p): Likewise.
20050 (bb_dom_dfs_in): Likewise.
20051 (bb_dom_dfs_out): Likewise.
20052 (recount_dominator): Likewise.
20053 (iterate_fix_dominators): Likewise.
20054 (add_to_dominance_info): Likewise.
20055 (delete_from_dominance_info): Likewise.
20056 (first_dom_son): Likewise.
20057 (next_dom_son): Likewise.
20058 (dom_info_available_p): Likewise.
20059 (dom_info_state): New.
20060 (set_dom_info_availability): New.
20062 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20064 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20066 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20068 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20070 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20071 (subdi3, subdi_carry): Delete.
20073 2007-05-04 Jan Hubicka <jh@suse.cz>
20074 Richard Guenther <rguenther@suse.de>
20076 * opts.c (decode_options): Do not fiddle with inlining
20077 parameters in case of optimizing for size.
20078 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20079 for size do nothing.
20080 (cgraph_decide_inlining_of_small_function): When optimizing for
20081 size never inline functions increasing caller size.
20082 (cgraph_early_inlining): Inline for size when optimizing for size.
20084 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20086 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20087 logical operations piecewise.
20088 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20089 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20090 subdi_sesidi_di): Delete.
20091 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20092 the generated sequence. Allow three-reg add in constraints. Rewrite
20093 the rtl expression for carry to avoid zero_extend of a constant.
20094 (sub_with_carry): New pattern.
20095 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20096 different sequence not involving jumps.
20097 (notbi): Now a named pattern.
20099 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20101 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20102 Add the note about a significant loss of accuracy of some
20103 mathematical routines when these options are used.
20105 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20107 * haifa-sched.c (rtx_vec_t): New typedef.
20108 (contributes_to_priority_p): Extract piece of priority () into new
20110 (priority): Use the function. Add assertion.
20111 (rank_for_schedule, set_priorities): Add assertion to check that
20112 insn's priority is initialized.
20113 (clear_priorities, calc_priorities): Change signature. Make it update
20114 all relevant insns. Update all callers ('add_to_speculative_block ()'
20115 and 'create_block_check_twin ()').
20116 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20117 Add new field 'priority_status'.
20118 (INSN_PRIORITY_STATUS): New macro.
20119 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20121 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20123 * sched-ebb.c (debug_ebb_dependencies): New static function.
20124 (init_ready_list): Use it.
20126 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20127 with changed signature and 'debug_rgn_dependencies ()'.
20128 (debug_rgn_dependencies): New static function.
20129 (init_ready_list): Use it.
20131 * sched-int.h (debug_dependencies): Declare.
20133 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20135 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20137 2007-05-04 Dirk Mueller <dmueller@suse.de>
20139 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20141 2007-05-03 Jan Hubicka <jh@suse.cz>
20143 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20144 ((T1)X op (T1)Y), for pointer type in more cases than before.
20146 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20148 * tree-object-size.c (plus_expr_object_size): When operand size is
20149 unknown, return unknown.
20151 2007-05-03 Dirk Mueller <dmueller@suse.de>
20153 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20155 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20158 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20160 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20162 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20164 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20166 * config/soft-fp/double.h, config/soft-fp/extended.h,
20167 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20168 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20169 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20170 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20173 2007-05-03 Ian Lance Taylor <iant@google.com>
20175 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20176 MASK_PPC_GFXOPT for 8540 or 8548.
20178 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20180 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20181 vect_print_dump_info() to output debug information.
20183 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20186 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20187 operands of size 2 when operand is not MEM_P.
20189 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20191 PR tree-optimization/30565
20192 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20194 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20196 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20197 (umulsi3_highpart): Use them.
20198 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20199 for final accumulator to D regisster tranfser.
20201 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20203 PR tree-optimization/31699
20204 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20206 (vect_enhance_data_refs_alignment): Compute peel amount using
20207 TYPE_VECTOR_SUBPARTS instead of vf.
20208 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20210 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20213 * system.h: Remove inclusion of double-int.h
20214 * tree.h: Include double-int.h
20215 * gengtype.c: Likewise
20216 * cfgloop.h: Likewise
20217 * Makefile.in: Adjust dependencies on double-int.h
20219 2007-05-02 Eric Christopher <echristo@apple.com>
20221 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20222 -shared to -Zdynamiclib.
20224 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20227 * c-common.c (strip_pointer_or_array_types): New function.
20228 * c-common.h (strip_pointer_or_array_types): New function declaration.
20230 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20232 PR tree-optimization/31771
20233 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20235 2007-05-02 Paul Brook <paul@codesourcery.com>
20237 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20239 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20241 PR middle-end/29715
20242 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20245 2007-05-02 Nick Clifton <nickc@redhat.com>
20247 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20249 2007-05-02 Richard Guenther <rguenther@suse.de>
20251 PR tree-optimization/31146
20252 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20253 argument, single_use_p. If we have a single use that is
20254 a conversion to the definition rhs type, propagate that rhs.
20255 (forward_propagate_addr_expr): Pass single_use_p argument
20256 to forward_propagate_addr_expr_1.
20258 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20260 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20263 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20265 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20266 'AMD Family 10 core'.
20268 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20270 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20271 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20272 with SSE3 instruction set support.
20273 * doc/invoke.texi: Likewise.
20275 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20277 * config/i386/i386.c (override_options): Tuning 32-byte loop
20278 alignment for amdfam10 architecture. Increasing the max loop
20279 alignment to 24 bytes.
20281 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20283 * config/m68k/constraints.md: New.
20284 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20285 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20286 EXTRA_CONSTRAINT): Remove.
20287 * config/m68k/m68k.md: Include constraints.md.
20288 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20290 2007-05-01 Ian Lance Taylor <iant@google.com>
20292 PR tree-optimization/31739
20293 * tree-vrp.c (vrp_val_is_max): New static function.
20294 (vrp_val_is_min): New static function.
20295 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20297 (set_value_range): Use vrp_val_is_{max,min}.
20298 (extract_range_from_assert): Likewise.
20299 (extract_range_from_binary_expr): Likewise.
20300 (extract_range_from_unary_expr): Likewise.
20301 (dump_value_range, vrp_meet): Likewise.
20302 (vrp_visit_phi_node): Likewise.
20303 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20305 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20307 * config/i386/gmon-sol2.c (size_t): New type.
20308 (intptr_t): Likewise.
20309 (s_textsize): Declare as size_t.
20311 (monstartup): Use size_t for sizes.
20312 (_mcount): Save and restore registers.
20313 (internal_mcount): Pass 0 as the first argument to monstartup
20315 (moncontrol): Convert pointer to appropriately sized integer
20316 before passing to profil.
20318 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20320 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20321 __NO_FPRS__, not just if _SOFT_DOUBLE.
20322 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20323 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20324 also for E500 double.
20325 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20326 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20329 2007-05-01 Richard Guenther <rguenther@suse.de>
20331 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20334 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20336 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20338 2007-05-01 Jan Hubicka <jh@suse.cz>
20340 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20343 2007-05-01 Jan Hubicka <jh@suse.cz>
20345 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20346 (maybe_fold_offset_to_reference): Declare.
20347 * fold-const.c (fold_unary): Do not fold
20348 (type *)&A into &A->field_of_type_and_offset_0
20349 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20350 size is unknown, give up.
20351 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20353 (maybe_fold_offset_to_reference): New.
20354 (maybe_fold_stmt_indirect): Use it.
20355 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20356 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20358 (gimplify_expr): Likewise for plus_expr.
20360 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20362 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20363 bsi_after_labels. Always insert statements before bsi.
20364 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20365 * predict.c (apply_return_prediction): Check for empty blocks.
20366 * cfgexpand.c (lab_rtx_for_bb): New variable.
20367 (label_rtx_for_bb): Do not create new tree labels.
20368 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20369 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20370 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20372 (label_for_bb): Add field used.
20373 (update_eh_label, main_block_label): Mark the label used.
20374 (cleanup_dead_labels): Remove unused labels.
20376 2007-05-01 Richard Guenther <rguenther@suse.de>
20378 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20379 if it is not about to be set.
20380 (get_value_range): Do not pre-allocate equiv bitmap.
20381 (update_value_range): No need to clear equiv field.
20382 (add_equivalence): Change prototype to get bitmap pointer.
20383 Allocate bitmap here if it is not already.
20384 (extract_range_from_assert): Do not allocate bitmap here.
20385 Update callers to add_equivalence.
20386 (extract_range_from_ssa_name): Likewise.
20387 (get_vr_for_comparison): New static helper.
20388 (compare_name_with_value): Handle NULL equiv bitmap by
20389 peeling the first iteration of the comparison loop.
20390 Use get_vr_for_comparison.
20391 (compare_names): Handle NULL equiv bitmaps by using fake
20392 ones. Use get_vr_for_comparison.
20394 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20396 * double-int.c (mpz_set_double_int): Moved from
20397 tree-ssa-loop-niter.c.
20398 (mpz_get_double_int): Likewise; also, add option to wrap
20399 out-of-range integers.
20400 * double-int.h: New prototypes for above.
20401 * tree.c (get_static_type_bounds): Moved from
20402 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20403 TYPE_MAX_VALUE if they exist..
20404 * tree.h: New prototype for above.
20405 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20406 get_type_bounds calls.
20407 (mpz_set_double_int): Move to double-int.c.
20408 (get_type_bounds): Move to tree.c, rename to
20409 get_static_type_bounds.
20410 (mpz_to_double_int): Move to double-int.c, rename to
20411 mpz_get_double_int.
20413 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20415 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20416 DIV0 exception can fall through to a normal return.
20418 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20420 PR middle-end/22156
20421 Temporarily revert:
20422 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20423 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20424 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20425 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20426 initialize align to silence bogus warning.
20427 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20428 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20430 (struct sra_walk_fns): Remove use_all parameter from use.
20431 (sra_hash_tree): Handle BIT_FIELD_REFs.
20432 (sra_elt_hash): Don't hash bitfld blocks.
20433 (sra_elt_eq): Skip them in parent compares as well. Handle
20435 (sra_walk_expr): Don't maintain or pass down use_all_p.
20436 (scan_use): Remove use_all parameter.
20437 (scalarize_use): Likewise. Re-expand assignment to
20438 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20439 output, and re-scalarize after output. Don't mark anything
20441 (scalarize_ldst): Adjust.
20442 (scalarize_walk_gimple_modify_statement): Likewise.
20443 (build_element_name_1): Handle BIT_FIELD_REFs.
20444 (instantiate_element): Don't warn for any element whose parent
20445 is used as a whole.
20446 (instantiate_missing_elements_1): Return the sra_elt.
20447 (canon_type_for_field): New.
20448 (try_instantiate_multiple_fields): New.
20449 (instantiate_missing_elemnts): Use them.
20450 (mark_no_warning): Removed.
20451 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20452 (REPLDUP, sra_build_elt_assignment): New.
20453 (generate_copy_inout): Use them.
20454 (generate_element_copy): Likewise. Handle bitfld differences.
20455 (generate_element_zero): Don't recurse for blocks. Use
20456 sra_build_elt_assignment.
20457 (generate_one_element_int): Take elt instead of var. Use
20458 sra_build_elt_assignment.
20459 (generate_element_init_1): Adjust.
20460 (scalarize_use, scalarize_copy): Use REPLDUP.
20461 (scalarize_ldst): Move assert before dereference.
20462 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20464 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20467 * tree.c (reconstruct_complex_type): Reconstruct a reference
20469 Also use the same mode for the pointer as the old pointer type.
20471 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20473 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20476 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20478 PR rtl-optimization/31676
20479 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20480 (df_refs_record): Call it.
20482 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20484 * rtl.def (SS_ABS): New code.
20485 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20486 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20487 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20488 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20489 (bfin_init_builtins): Define them.
20490 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20491 (bfin_expand_builtin): ... and handle the others here.
20492 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20493 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20494 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20495 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20496 operand is only HImode.
20498 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20500 * regclass.c (scan_one_insn): Remove splitting of
20503 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20504 Nigel Stephens <nigel@mips.com>
20506 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20508 2007-04-28 Jan Hubicka <jh@suse.cz>
20510 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20511 insn_locators_alloc instead of insn_locators_initialize;
20512 call reset_block_changes.
20513 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20514 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20515 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20516 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20517 * config/score/score.c (th_output_mi_thunk): Likewise.
20518 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20519 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20520 tolerate uninitialized locator info.
20523 * function.c (init_function_start): Don't init line number info.
20524 (expand_function_end): Update.
20525 (reset_block_changes, record_block_change, finalize_block_changes,
20526 check_block_change, free_block_changes): Kill.
20527 * function.h (reset_block_changes, record_block_change,
20528 finalize_block_changes, check_block_change, free_block_changes):
20530 (struct function): Remove ib_boundaries_block.
20531 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20532 Use curr_insn_locator to initialize locator.
20533 (emit_line_note): Remove.
20534 * cfgexpand.c (expand_gimple_cond_expr): Update.
20535 (construct_exit_block): Likewise.
20536 (tree_expand_cfg): Initialize/finalize locators.
20537 * expr.c (expand_expr_real): Update.
20538 * cfglayout.c (line_locators_locs, line_locators_lines,
20539 file_locators_locs, file_locators_files): Remove.
20540 (set_block_levels): Move to cfgexpand.c.
20541 (insn_locators_initialize): Remove.
20542 (pass_insn_locators_initialize): Remove.
20543 (locations_locators_locs, locations_locators_vals): New static vars.
20544 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20546 (insn_locators_alloc, insn_locators_finalize,
20547 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20549 (locator_location): New.
20550 (locator_line, locator_file): Rewrite.
20551 * rtl.h (emit_line_note): Kill.
20552 (insn_locators_alloc, insn_locators_finalize,
20553 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20555 * tree-inline.c (initialize_cfun): Do not initialize
20556 ib_boundaries_block.
20557 * passes.c (pass_insn_locators_initialize): Remove.
20559 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20561 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20562 info. Update last_basic_block correctly.
20564 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20567 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20568 register itself to hold the offset constant. Tell flow the use
20569 of r4 and r5 when they are used.
20571 2007-04-27 Richard Guenther <rguenther@suse.de>
20573 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20574 if we simplified anything.
20575 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20576 warnings until we did a simplification and the stmt was not
20577 marked as TREE_NO_WARNING.
20579 2007-04-27 Mike Stump <mrs@apple.com>
20581 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20583 2007-04-27 Ian Lance Taylor <iant@google.com>
20585 PR middle-end/31710
20586 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20587 TYPE_MAX_VALUE exist, convert them to the new type.
20589 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20591 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20592 if it claims to be available.
20593 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20594 edge is redirected.
20595 (perform_tree_ssa_dce): Always free postdominators.
20597 2007-04-27 Richard Henderson <rth@redhat.com>
20599 * config/alpha/predicates.md (aligned_memory_operand): Mark
20600 as define_special_predicate.
20601 (unaligned_memory_operand, normal_memory_operand): Likewise.
20602 (reg_or_unaligned_mem_operand): Remove.
20603 (any_memory_operand): Match the documentation and check for
20604 non-renumbered pseudos during reload.
20605 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20606 alpha_secondary_reload_class, update to new interface, make static.
20607 Handle CQImode like HImode. Remove FP subreg check.
20608 (alpha_expand_mov): Use replace_equiv_address.
20609 (alpha_expand_mov_nobwx): Use any_memory_operand.
20610 (TARGET_SECONDARY_RELOAD): New.
20611 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20612 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20613 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20614 * config/alpha/alpha.md: ... here.
20615 (RELOAD12, reloadmode): New.
20617 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20618 Don't handle the aligned case here.
20619 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20620 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20621 reload_inhi_help. Don't expect a scratch register.
20622 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20624 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20626 2007-04-27 Richard Guenther <rguenther@suse.de>
20628 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20630 2007-04-27 Richard Guenther <rguenther@suse.de>
20632 PR tree-optimization/30965
20633 PR tree-optimization/30978
20634 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20635 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20636 (find_equivalent_equality_comparison): Likewise.
20637 (simplify_cond): Likewise.
20638 (get_prop_source_stmt): New helper.
20639 (get_prop_dest_stmt): Likewise.
20640 (can_propagate_from): Likewise.
20641 (remove_prop_source_from_use): Likewise.
20642 (combine_cond_expr_cond): Likewise.
20643 (forward_propagate_comparison): New function.
20644 (forward_propagate_into_cond): Rewrite to use fold for
20646 (tree_ssa_forward_propagate_single_use_vars): Call
20647 forward_propagate_comparison to propagate comparisons.
20649 2007-04-27 Richard Guenther <rguenther@suse.de>
20651 PR tree-optimization/31715
20652 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20653 sure to do computation on the offset in an appropriate
20656 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20658 * reload.h (elimination_target_reg_p): Declare.
20659 * reload.c (find_reloads): Don't apply the reg_rtx move
20660 optimization if the SET_DEST satisfies elimination_target_reg_p.
20661 * reload1.c (elimination_target_reg_p): New function.
20662 (gen_reload): In the move/add2 fallback, make sure that op0
20663 does not overlap the destination register.
20665 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20667 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20668 transform only GIMPLE_MODIFY_STMTs.
20669 * tree-complex.c (expand_complex_operations_1): Ditto.
20670 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20671 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20672 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20674 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20675 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20676 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20677 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20678 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20679 slpeel_add_loop_guard): Ditto.
20680 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20681 * lambda-code.c (perfect_nestify): Ditto.
20682 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20683 before the first statement.
20684 * tree-optimize.c (execute_free_datastructures): Fix comments.
20685 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20686 * tree-flow.h (disband_implicit_edges): Declaration removed.
20687 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20689 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20690 COND_EXPRs without gotos.
20691 (disband_implicit_edges, has_label_p): Removed.
20692 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20693 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20695 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20697 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20698 also for COND_EXPRs.
20699 * cfgexpand.c (label_rtx_for_bb): New function.
20700 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20701 Use label_rtx_for_bb to find the labels.
20702 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20703 last block. Detect fallthru edges.
20705 2007-04-26 Ian Lance Taylor <iant@google.com>
20708 * reload.c (find_reloads_subreg_address): If the address was valid
20709 in the original mode but not in the new mode, reload the whole
20712 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20714 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20715 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20716 (cleanup_control_expr_graph): Do not invalidate dominance info.
20717 Record altered blocks.
20718 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20719 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20720 cleanup_tree_cfg_bb): New functions.
20721 (remove_forwarder_block): Do not maintain the worklist of blocks.
20722 Record altered blocks.
20723 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20724 not over whole cfg.
20725 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20726 delete_unreachable_blocks if dominators are not available.
20727 * tree-inline.c (optimize_inline_calls): Free dominance information
20729 * tree-flow.h (remove_edge_and_dominated_blocks,
20730 cfgcleanup_altered_bbs): Altered.
20731 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20733 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20735 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20736 do not invalidate dominators.
20738 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20740 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20741 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20742 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20743 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20745 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20747 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20749 2007-04-26 Richard Guenther <rguenther@suse.de>
20751 PR tree-optimization/31703
20752 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20753 the right type for the target of the bittest.
20755 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20757 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20758 ix86_sol10_return_in_memory.
20760 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20762 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20765 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20768 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20770 PR tree-optimization/30558
20771 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20772 clear this_state.prev_try.
20774 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20775 Mark Mitchell <mark@codesourcery.com>
20777 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20778 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20779 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20781 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20784 * doc/invoke.texi (%:print-asm-header): Document.
20785 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20787 (static_spec_functions): Add print-asm-header.
20788 (main): Print a banner before the --target-help linker options.
20789 (print_asm_header_spec_function): New function.
20791 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20794 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20795 (movsf_ie): Likewise.
20797 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20799 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20801 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20803 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20804 exception for divide-by-zero.
20805 (__umodsi3, __modsi3): Likewise.
20807 2007-04-25 Dirk Mueller <dmueller@suse.de>
20809 * c-typeck.c (build_compound_expr): Annotate warning()
20810 call with OPT_Wunused_value.
20811 * tree-ssa.c (warn_uninit): Annotate warning with
20813 * c-common.c (handle_sentinel_attribute): Annotate warning
20814 call with OPT_Wattributes.
20816 2007-04-25 Thiemo Seufer <ths@mips.com>
20818 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20819 (mips16): Fix typo.
20820 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20821 on to the assembler. Improve handling of -mno-mips16. Add handling
20822 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20823 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20824 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20825 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20827 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20830 * config/i386/winnt.c (i386_pe_file_end): Strip only
20831 USER_LABEL_PREFIX when writing export name.
20833 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20835 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20836 sh/elf.h, vx-common.h and vxworks.h.
20837 * config/sh/sh.h: Include config/vxworks-dummy.h.
20838 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20839 (OVERRIDE_OPTIONS): Use it.
20840 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20841 (vxworks_picreg): New pattern.
20842 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20843 VXWORKS_OS_CPP_BUILTINS.
20844 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20845 to their VXWORKS_* equivalents.
20846 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20847 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20848 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20849 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20850 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20851 -mrtp/-fPIC multilibs.
20852 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20853 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20854 (MULTILIB_OSDIRNAMES): Delete.
20856 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20859 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20861 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20863 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20864 rounding mode to be specified by the caller.
20865 (real_to_mpfr) Likewise.
20866 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20867 include new arguments.
20868 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20870 2007-04-24 Ian Lance Taylor <iant@google.com>
20872 PR tree-optimization/31605
20873 * tree-vrp.c (set_value_range): Check that min and max are not
20874 both overflow infinities.
20875 (set_value_range_to_value): New static function.
20876 (extract_range_from_binary_expr): Call set_value_range_to_value.
20877 (extract_range_from_cond_expr): Likewise.
20878 (extract_range_from_expr): Likewise.
20879 (extract_range_from_unary_expr): Likewise. Don't create a range
20880 which overflows on both sides.
20881 (vrp_meet): Check for a useless range.
20882 (vrp_visit_phi_node): If we see a constant which looks like an
20883 overflow infinity, turn off the TREE_OVERFLOW flag.
20885 2007-04-24 Ian Lance Taylor <iant@google.com>
20887 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20889 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20891 PR diagnostic/25923
20892 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20893 diagnostic message is being built.
20894 * tree-pretty-print.c (dump_generic_node): Only write the
20895 formatted text into BUFFER's stream if we are not building a
20896 diagnostic message.
20897 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20899 * Makefile.in (toplev.o): Depend on tree-pass.h.
20901 2007-04-24 Ian Lance Taylor <iant@google.com>
20903 PR tree-optimization/31602
20904 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20905 conditionals in the copied loop header.
20906 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20907 warnings if TREE_NO_WARNING is set.
20908 * doc/invoke.texi (Warning Options): Clarify that
20909 -Wstrict-overflow does not warn about loops.
20911 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20913 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20914 expand on the comment about _Decimal128 arguments and check the
20915 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20916 that _Decimal128 argument uses even/odd register pair.
20917 (function_arg): Ditto.
20919 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20921 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20922 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20924 2007-04-24 Richard Guenther <rguenther@suse.de>
20925 Olga Golovanevsky <olga@il.ibm.com>
20927 * fold-const.c (multiple_of_p): Check for bottom
20930 2007-04-24 Richard Henderson <rth@redhat.com>
20932 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20933 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20934 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20935 looking for non-zero bits shifted out. Avoid a recursive call
20936 when constructing the scalar.
20937 (__floatundisf): Likewise.
20939 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20941 * dwarf2out.c (field_byte_offset): Move the existing logic
20942 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20943 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20945 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20948 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20949 length argument of 0 for memset.
20950 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20951 unsigned shift instead of the signed variant.
20953 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20955 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20956 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20957 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20958 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20959 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20960 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20961 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20962 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20963 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20964 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20965 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20966 "mul<mode>3", "div<mode>3"): Insn definitions added.
20967 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20968 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20969 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20970 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20971 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20972 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20973 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20974 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20975 TARGET_FLOAT_FORMAT): Macro definitions removed.
20976 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20977 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20978 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20979 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20980 (s390_gen_rtx_const_DI): Function removed.
20981 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20983 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20985 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20986 over an external ffs function.
20988 2007-04-24 Chao-ying Fu <fu@mips.com>
20989 Richard Sandiford <richard@nildram.co.uk>
20991 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20992 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20993 (smadd_widen_optab, umadd_widen_optab): Define.
20994 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20996 * genopinit.c (optabs): Fill in smadd_widen_optab and
20998 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20999 and umadd_widen_optab to implement multiply-add sequences.
21000 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21001 (<u>maddsidi4): ...this. Extend condition to include
21002 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21003 of operand 0 to "ka" and use the three-operand form of madd<u>
21005 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21007 * config/mips/constraints.md (ka): New register constraint.
21009 2007-04-24 Jan Hubicka <j@suse.cz>
21013 2007-04-23 Jan Hubicka <jh@suse.cz>
21014 * function.c (init_function_start): Don't init line number info.
21015 (expand_function_end): Update.
21016 (reset_block_changes, record_block_change, finalize_block_changes,
21017 check_block_change, free_block_changes): Kill.
21018 * function.h (reset_block_changes, record_block_change,
21019 finalize_block_changes, check_block_change, free_block_changes):
21021 (struct function): Remove ib_boundaries_block.
21022 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21023 Use curr_insn_locator to initialize locator.
21024 (emit_line_note): Remove.
21025 * cfgexpand.c (expand_gimple_cond_expr): Update.
21026 (construct_exit_block): Likewise.
21027 (tree_expand_cfg): Initialize/finalize locators.
21028 * expr.c (expand_expr_real): Update.
21029 * cfglayout.c (line_locators_locs, line_locators_lines,
21030 file_locators_locs, file_locators_files): Remove.
21031 (set_block_levels): Move to cfgexpand.c.
21032 (insn_locators_initialize): Remove.
21033 (pass_insn_locators_initialize): Remove.
21034 (locations_locators_locs, locations_locators_vals): New static vars.
21035 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21037 (insn_locators_alloc, insn_locators_finalize,
21038 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21040 (locator_location): New.
21041 (locator_line, locator_file): Rewrite.
21042 * rtl.h (emit_line_note): Kill.
21043 (insn_locators_alloc, insn_locators_finalize,
21044 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21046 * tree-inline.c (initialize_cfun): Do not initialize
21047 ib_boundaries_block.
21048 * passes.c (pass_insn_locators_initialize): Remove.
21050 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21052 * doc/invoke.texi: Removed leading '-' from option index entries.
21054 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21056 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21058 (create_phi_node): Use set_phi_nodes.
21059 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21060 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21061 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21062 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21063 (bsi_start, bsi_last): Use bb_stmt_list.
21064 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21065 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21066 Traverse the statements using tsi iterator.
21067 * basic-block.h (struct basic_block_def): Fields stmt_list
21068 and phi_nodes moved to ...
21069 (struct tree_bb_info): ... new structure.
21070 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21071 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21072 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21073 (tree_verify_flow_info): Verify that il.tree is not set for
21074 entry and exit block.
21075 (tree_split_block): Use set_bb_stmt_list.
21077 2007-04-23 Mike Stump <mrs@apple.com>
21079 * config/i386/i386.c (ix86_tune_features
21080 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21083 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21085 * config/i386/i386.md (prefix_extra): New attribute.
21086 (length): Add prefix_extra.
21088 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21089 (sse2_movntv2di): Likewise.
21090 (sse2_cvtps2dq): Likewise.
21091 (sse2_cvtpd2pi): Likewise.
21092 (sse2_cvttpd2pi): Likewise.
21093 (*sse2_cvtpd2ps): Likewise.
21094 (*add<mode>3): Likewise.
21095 (sse2_ssadd<mode>3): Likewise.
21096 (sse2_usadd<mode>3): Likewise.
21097 (*sub<mode>3): Likewise.
21098 (sse2_sssub<mode>3): Likewise.
21099 (sse2_ussub<mode>3): Likewise.
21100 (*mulv8hi3): Likewise.
21101 (*smulv8hi3_highpart): Likewise.
21102 (*umulv8hi3_highpart): Likewise.
21103 (sse2_umulv2siv2di3): Likewise.
21104 (sse2_pmaddwd): Likewise.
21105 (ashr<mode>3): Likewise.
21106 (lshr<mode>3): Likewise.
21107 (ashl<mode>3): Likewise.
21108 (sse2_ashlti3): Likewise.
21109 (sse2_lshrti3): Likewise.
21110 (*umaxv16qi3): Likewise.
21111 (*smaxv8hi3): Likewise.
21112 (*uminv16qi3): Likewise.
21113 (*sminv8hi3): Likewise.
21114 (sse2_eq<mode>3): Likewise.
21115 (sse2_gt<mode>3): Likewise.
21116 (*and<mode>3): Likewise.
21117 (sse2_nand<mode>3): Likewise.
21118 (*ior<mode>3): Likewise.
21119 (*xor<mode>3): Likewise.
21120 (sse2_packsswb): Likewise.
21121 (sse2_packssdw): Likewise.
21122 (sse2_packuswb): Likewise.
21123 (sse2_punpckhbw): Likewise.
21124 (sse2_punpcklbw): Likewise.
21125 (sse2_punpckhwd): Likewise.
21126 (sse2_punpcklwd): Likewise.
21127 (sse2_punpckhdq): Likewise.
21128 (sse2_punpckldq): Likewise.
21129 (sse2_punpckhqdq): Likewise.
21130 (sse2_punpcklqdq): Likewise.
21131 (*sse2_pinsrw): Likewise.
21132 (*sse2_pextrw): Likewise.
21133 (sse2_pshufd_1): Likewise.
21134 (sse2_uavgv16qi3): Likewise.
21135 (sse2_uavgv8hi3): Likewise.
21136 (sse2_psadbw): Likewise.
21137 (sse2_pmovmskb): Likewise.
21138 (*sse2_maskmovdqu): Likewise.
21139 (*sse2_maskmovdqu_rex64): Likewise.
21140 (sse4a_extrqi): Likewise.
21141 (sse4a_extrq): Likewise.
21142 (sse3_lddqu): Set prefix_rep.
21143 (sse3_addsubv4sf3): Likewise.
21144 (sse3_haddv4sf3): Likewise.
21145 (sse3_hsubv4sf3): Likewise.
21146 (sse_cvtss2si): Likewise.
21147 (sse_cvtss2si_2): Likewise.
21148 (sse_cvtss2siq): Likewise.
21149 (sse_cvtss2siq_2): Likewise.
21150 (sse_cvttss2si): Likewise.
21151 (sse_cvttss2siq): Likewise.
21152 (sse2_cvttps2dq): Likewise.
21153 (sse3_movshdup): Likewise.
21154 (sse3_movsldup): Likewise.
21155 (sse2_cvtsd2si): Likewise.
21156 (sse2_cvtsd2si_2): Likewise.
21157 (sse2_cvtsd2siq): Likewise.
21158 (sse2_cvtsd2siq_2): Likewise.
21159 (sse2_cvttsd2si): Likewise.
21160 (sse2_cvttsd2siq): Likewise.
21161 (*sse2_cvtpd2dq): Likewise.
21162 (*sse2_cvttpd2dq): Likewise.
21163 (sse2_pshuflw_1): Likewise.
21164 (sse2_pshufhw_1): Likewise.
21165 (sse4a_insertqi): Likewise.
21166 (sse4a_insertq): Likewise.
21167 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21168 (ssse3_phadddv4si3): Likewise.
21169 (ssse3_phaddswv8hi3): Likewise.
21170 (ssse3_phsubwv8hi3): Likewise.
21171 (ssse3_phsubdv4si3): Likewise.
21172 (ssse3_phsubswv8hi3): Likewise.
21173 (ssse3_pmaddubswv8hi3): Likewise.
21174 (ssse3_pmulhrswv8hi3): Likewise.
21175 (ssse3_pshufbv16qi3): Likewise.
21176 (ssse3_psign<mode>3): Likewise.
21177 (ssse3_palignrti): Likewise.
21178 (abs<mode>2): Likewise.
21179 (ssse3_phaddwv4hi3): Set prefix_extra.
21180 (ssse3_phadddv2si3): Likewise.
21181 (ssse3_phaddswv4hi3): Likewise.
21182 (ssse3_phsubwv4hi3): Likewise.
21183 (ssse3_phsubdv2si3): Likewise.
21184 (ssse3_phsubswv4hi3): Likewise.
21185 (ssse3_pmaddubswv4hi3): Likewise.
21186 (ssse3_pmulhrswv4hi3): Likewise.
21187 (ssse3_pshufbv8qi3): Likewise.
21188 (ssse3_psign<mode>3): Likewise.
21189 (ssse3_palignrdi): Likewise.
21190 (abs<mode>2): Likewise.
21191 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21192 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21193 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21195 2007-04-23 Nick Clifton <nickc@redhat.com>
21197 * params.def: Fix formatting of emacs local variables.
21199 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21201 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21202 move if inter-unit move isn't allowed.
21203 Don't split moving the first element of V2DI to DI to inter-unit
21204 move if inter-unit move isn't allowed.
21206 2007-04-23 Richard Guenther <rguenther@suse.de>
21208 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21209 and CDI_POST_DOMINATORS separately.
21211 2007-04-23 Nick Clifton <nickc@redhat.com>
21213 * c.opt (Wformat-contains-nul): Add warning attribute.
21215 2007-04-23 Jan Hubicka <jh@suse.cz>
21217 * function.c (init_function_start): Don't init line number info.
21218 (expand_function_end): Update.
21219 (reset_block_changes, record_block_change, finalize_block_changes,
21220 check_block_change, free_block_changes): Kill.
21221 * function.h (reset_block_changes, record_block_change,
21222 finalize_block_changes, check_block_change, free_block_changes):
21224 (struct function): Remove ib_boundaries_block.
21225 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21226 Use curr_insn_locator to initialize locator.
21227 (emit_line_note): Remove.
21228 * cfgexpand.c (expand_gimple_cond_expr): Update.
21229 (construct_exit_block): Likewise.
21230 (tree_expand_cfg): Initialize/finalize locators.
21231 * expr.c (expand_expr_real): Update.
21232 * cfglayout.c (line_locators_locs, line_locators_lines,
21233 file_locators_locs, file_locators_files): Remove.
21234 (set_block_levels): Move to cfgexpand.c.
21235 (insn_locators_initialize): Remove.
21236 (pass_insn_locators_initialize): Remove.
21237 (locations_locators_locs, locations_locators_vals): New static vars.
21238 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21240 (insn_locators_alloc, insn_locators_finalize,
21241 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21243 (locator_location): New.
21244 (locator_line, locator_file): Rewrite.
21245 * rtl.h (emit_line_note): Kill.
21246 (insn_locators_alloc, insn_locators_finalize,
21247 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21249 * tree-inline.c (initialize_cfun): Do not initialize
21250 ib_boundaries_block.
21251 * passes.c (pass_insn_locators_initialize): Remove.
21253 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21255 PR middle-end/31448
21256 * expr.c (reduce_to_bit_field_precision): Handle
21259 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21261 PR tree-optimization/24659
21262 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21263 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21264 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21265 * genopinit.c (optabs): Rename vec_pack_mod_optab
21266 to vec_pack_trunc_optab.
21267 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21268 early for scalar floating point operands for NOP_EXPR.
21269 (vectorizable_type_promotion): Ditto.
21270 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21271 vec_pack_trunc_optab.
21272 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21274 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21275 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21276 Rename from VEC_PACK_MOD_EXPR.
21277 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21278 * expr.c (expand_expr_real_1): Ditto.
21279 * tree-inline.c (estimate_num_insns_1): Ditto.
21280 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21282 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21283 (vec_unpacks_lo_v4sf): Ditto.
21284 (vec_pack_trunc_v2df): Ditto.
21285 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21286 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21287 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21289 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21291 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21293 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21294 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21295 packing of floating point operands.
21296 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21297 represent unpacking of floating point operands.
21298 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21299 [vec_unpacks_hi]: Ditto.
21300 [vec_unpacks_lo]: Ditto.
21302 2007-04-22 Jan Hubicka <jh@suse.cz>
21304 * final.c (rest_of_handle_final): Call
21305 targetm.asm_out.constructor/targetm.asm_out.destructor
21306 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21307 proper priority via decl_*_priority_insert.
21308 * c-common.c (c_expand_body): Likewise.
21310 2007-04-22 Richard Guenther <rguenther@suse.de>
21312 PR tree-optimization/29789
21313 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21314 (rewrite_reciprocal): New helper split out from
21315 determine_invariantness_stmt.
21316 (rewrite_bittest): Likewise.
21317 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21318 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21321 2007-04-22 Revital Eres <eres@il.ibm.com>
21323 * loop-unroll.c (var_to_expand): New field to support also
21324 insns of the form x = something + x.
21325 (analyze_insn_to_expand_var): Use it.
21326 (expand_var_during_unrolling): Likewise.
21328 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21330 * predict.c: Include pointer-set.h.
21331 (bb_predictions): New variable.
21332 (tree_predicted_by_p, tree_predict_edge,
21333 remove_predictions_associated_with_edge): Use bb_predictions map
21334 instead of bb->predictions.
21335 (clear_bb_predictions, assert_is_empty): New functions.
21336 (combine_predictions_for_bb): Use bb_predictions map. Call
21337 clear_bb_predictions.
21338 (tree_estimate_probability): Create and free bb_predictions map.
21339 * Makefile.in (predict.o): Add pointer-set.h dependency.
21340 * basic-block.h (struct basic_block_def): Remove predictions
21342 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21344 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21347 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21350 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21352 * timevar.c (timevar_print): Change reference of --disable-checking to
21353 --enable-checking=release. Also warn if assert checking is disabled.
21355 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21358 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21359 decl as addressable if the compound literal was marked as
21361 Mark the decl as a gimple register if it is a complex or
21362 vector decl and does not live in memory.
21364 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21366 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21367 (GENERIC_NEXT): New function macro.
21368 (PHI_CHAIN): Use phi_node's new chain variable.
21369 (tree_phi_node): Change tree_common to tree_base
21370 and add the chain field.
21371 * tree-phinodes.c (make_phi_node): Don't set
21372 TREE_TYPE on the new node.
21373 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21374 instead of checking GIMPLE_TUPLE_P in chain_next.
21375 * tree-vect-transform.c
21376 (get_initial_def_for_induction): Look at
21377 PHI_RESULT_TREE for the type of the phi node.
21378 (update_vuses_to_preheader): Use PHI_CHAIN
21379 instead of TREE_CHAIN on the phi node.
21380 * tree-ssa-structalias.c (compute_points_to_sets):
21382 (ipa_pta_execute): Likewise.
21384 2007-04-21 Richard Guenther <rguenther@suse.de>
21386 PR middle-end/31136
21387 * fold-const.c (fold_unary): Call fold_convert_const on the
21390 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21392 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21393 (store_killed_in_pat): New.
21395 2007-04-20 Richard Henderson <rth@redhat.com>
21398 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21399 TREE_LIST with a void_type_node value, not void_list_node exactly.
21401 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21403 * doc/standards.texi: Re-arrange into language-specific
21404 subsections. Add a C++ section, documenting which standards we
21407 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21409 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21410 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21412 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21414 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21415 ecrti.o and crtbegin.o.
21416 (LIB_DEFAULT_SPEC): Include -lc.
21417 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21419 2007-04-20 Richard Henderson <rth@redhat.com>
21422 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21423 argument; update all callers.
21424 (get_unaligned_offset): New.
21425 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21426 get_unaligned_address, just pass on the address directly.
21427 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21428 the subreg in the helper patterns.
21429 (unaligned_extendqidi_le): Use get_unaligned_offset.
21430 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21431 (unaligned_extendhidi_be): Likewise.
21432 (unaligned_extendhidi): Tidy.
21433 * config/alpha/alpha-protos.h: Update.
21435 2007-04-20 Richard Henderson <rth@redhat.com>
21437 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21438 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21439 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21440 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21441 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21442 (CPP_SPEC): Don't include %(cpp_subtarget).
21443 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21444 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21445 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21447 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21449 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21450 for __builtin_ia32_cmpordss.
21452 PR tree-optimization/31632
21453 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21454 and arg1 for optimizations of comparison against min/max values.
21455 Fold arg0 to arg1's type for optimizations of comparison against
21456 min+1 and max-1 values.
21458 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21460 * reload.c (combine_reloads): When trying to use a dying register,
21461 check whether it's uninitialized and don't use if so.
21463 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21465 * fold-const.c: Remove prototypes for native_encode_expr and
21466 native_interpret_expr.
21467 (native_encode_expr): Make non-static.
21468 (native_interpret_expr): Likewise.
21469 * tree.h: Add prototypes for the above.
21471 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21473 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21474 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21475 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21476 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21477 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21478 Add length attributes.
21480 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21482 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21485 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21486 __STDC_WANT_DEC_FP__.
21488 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21490 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21491 for long double compatibility.
21492 * configure: Regenerate.
21494 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21496 PR rtl-optimization/29841
21497 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21499 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21500 that may cause control flow transfer from being moved.
21502 2007-04-18 Jan Hubicka <jh@suse.cz>
21504 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21507 2007-04-18 Eric Christopher <echristo@apple.com>
21509 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21510 only. Update operands.
21511 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21512 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21513 link register to pic register.
21515 2007-04-18 Dirk Mueller <dmueller@suse.de>
21517 PR diagnostic/31227
21518 * tree-vrp.c (search_for_addr_array): New.
21519 (check_array_bounds): Suppress warning about
21520 address taken of array refs if its not de-referenced.
21522 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21524 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21525 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21527 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21528 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21529 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21531 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21533 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21535 (vect_analyze_scalar_cycles): Fix indentation.
21536 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21537 (vect_mark_relevant): Include phis in relevance analysis.
21539 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21541 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21543 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21544 output_operand_lossage().
21546 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21548 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21549 the unused code for reduction without adjust-in-epilog to simplify the
21552 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21554 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21555 (S390_TDC_NEGATIVE_ZERO): New constant.
21556 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21557 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21558 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21559 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21560 (S390_TDC_POSITIVE_INFINITY): New constant.
21561 (S390_TDC_NEGATIVE_INFINITY): New constant.
21562 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21563 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21564 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21565 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21566 (S390_TDC_INFINITY): New constant.
21567 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21568 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21569 optimization for UNSPEC_CCZ_TO_INT.
21570 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21571 ("*ccz_to_int"): New insn.
21572 ("isinf<mode>2"): New insn.
21573 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21574 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21575 (UNSPEC_CCZ_TO_INT): New constant.
21577 2007-04-18 Richard Guenther <rguenther@suse.de>
21579 PR tree-optimization/19431
21580 PR tree-optimization/21463
21581 * tree-pass.h (pass_phiprop): Declare.
21582 * passes.c (init_optimization_passes): New phiprop pass.
21583 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21584 (phivn_valid_p): New helper function.
21585 (phiprop_insert_phi): Likewise.
21586 (propagate_with_phi): Likewise.
21587 (tree_ssa_phiprop): New propagator propagating loads
21588 through phi nodes if profitable.
21590 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21592 * tree-vect-analyze.c (process_use): New function.
21593 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21594 Check phis in all bbs.
21595 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21598 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21600 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21603 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21606 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21609 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21611 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21613 (sse_vmmulv4sf3): Likewise.
21614 (sse2_vmaddv2df3): Likewise.
21615 (sse2_vmmulv2df3): Likewise.
21617 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21619 PR rtl-optimization/31360
21620 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21621 (target_reg_cost): New.
21622 (init_set_costs): Initialize target_reg_cost. Add comments
21623 regarding the rationale of the costs.
21624 (global_cost_for_size): Renamed to...
21625 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21626 of register pressure.
21627 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21628 estimate_reg_pressure_cost. Add number of ivs.
21629 (determine_set_costs): Dump target_reg_cost.
21630 * loop-invariant.c (gain_for_invariant): Use
21631 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21632 (best_gain_for_invariant, find_invariants_to_move): Remove
21634 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21635 (target_reg_cost): Declare.
21636 (global_cost_for_size): Declaration removed.
21637 (estimate_reg_pressure_cost): Declare.
21639 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21641 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21642 regnos into even/odd register pairs.
21643 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21644 TDmode similar to the other floating point modes.
21645 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21646 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21648 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21649 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21650 (movdd_hardfloat64): Use TARGET_MFPGPR.
21652 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21654 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21657 2005-01-05 Richard Henderson <rth@redhat.com>
21659 * reload1.c (do_input_reload): Restrict the optimization deleteing
21660 a previous output reload to RELOAD_FOR_INPUT.
21662 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21664 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21665 induc_vec_info_type.
21666 (vectorizable_induction): New function declaration.
21667 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21668 check if already vectorized. Find first place in BB where new stmts
21669 can be inserted. Takes only one argument.
21670 (vectorizable_induction): New function.
21671 (vect_transform_stmt): Add case for induc_vec_info_type to call
21672 vectorizable_induction.
21673 (vect_transform_loop): Consider phis for vectorization.
21674 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21676 (analyze_operations): Call vectorizable_induction when analyzing phis.
21678 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21679 (vect_mark_relevant): Include phis in relevance analysis.
21680 (vect_mark_stmts_to_be_vectorize): Likewise.
21681 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21683 2007-04-16 Lawrence Crowl <crowl@google.com>
21685 * doc/invoke.texi (Debugging Options): Add documentation for the
21686 -femit-struct-debug options -femit-struct-debug-baseonly,
21687 -femit-struct-debug-reduced, and
21688 -femit-struct-debug-detailed[=...].
21690 * c-opts.c (c_common_handle_option): Add
21691 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21692 and OPT_femit_struct_debug_detailed_.
21693 * c.opt: Add specifications for
21694 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21695 and -femit-struct-debug-detailed[=...].
21696 * opts.c (set_struct_debug_option): Parse the
21697 -femit-struct-debug-... options.
21698 * opts.c (matches_main_base, main_input_basename,
21699 main_input_baselength, base_of_path, matches_main_base): Add
21700 variables and functions to compare header base name to compilation
21702 * opts.c (should_emit_struct_debug): Add to determine to emit a
21703 structure based on the option.
21704 (dump_struct_debug) Also disabled function to debug this
21706 * opts.c (handle_options): Save the base name of the
21709 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21710 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21711 This hook indicates if a type is generic. Set it by default
21712 to "never generic".
21713 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21714 to determine if a struct type is generic or not.
21715 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21716 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21717 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21718 with live C++ hook.
21720 * flags.h (enum debug_info_usage): Add an enumeration to describe
21721 a program's use of a structure type.
21722 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21723 to indicate the program's usage of the type. Filter structs based
21724 on the -femit-struct-debug-... specification.
21725 (gen_type_die): Split into two routines, gen_type_die and
21726 gen_type_die_with_usage. gen_type_die is now a wrapper
21727 that assumes direct usage.
21728 (gen_type_die_with_usage): Replace calls to gen_type_die
21729 with gen_type_die_with_usage adding the program usage of
21730 the referenced type.
21731 (dwarf2out_imported_module_or_decl): Suppress struct debug
21732 information using should_emit_struct_debug when appropriate.
21734 2007-04-16 Ian Lance Taylor <iant@google.com>
21736 PR tree-optimization/31522
21737 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21738 (vrp_initialize): Allocate vr_phi_edge_counts.
21739 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21740 executable edge. Drop test for all constants.
21741 (vrp_finalize): Free vrp_phi_edge_counts.
21743 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21744 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21746 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21747 predecessors at head rather than tail.
21749 2007-04-16 Matthias Klose <doko@debian.org>
21751 * config/alpha/linux.h (CPP_SPEC): Define.
21752 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21754 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21756 * function.h: Remove sequence_stack extern declaration.
21758 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21760 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21762 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21765 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21767 * config/avr/avr.c (avr_arch_types): Rearranging array.
21768 (enum avr_arch): Add.
21769 (avr_mcu_types): Use avr_arch enumeration constants instead of
21771 * config/avr/avr.h (LINK_SPEC): Simplify.
21773 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21775 * config/m68k/m68k.c (m68k_libcall_value,
21776 m68k_function_value): Use macros for register names more.
21778 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21780 (M68K_REGNAME): Use A6_REG.
21781 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21783 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21785 PR middle-end/28071
21786 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21787 'pending_read_list_length' and 'pending_write_list_length'. Update
21789 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21790 to handle two length counters instead of one. Update all uses.
21791 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21792 two length counters instead of one.
21793 * sched-rgn.c (propagate_deps): Update to handle two length counters
21796 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21799 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21800 copy of source, pass it to ix86_expand_vector_set and return
21803 2007-04-16 David Ung <davidu@mips.com>
21804 Joseph Myers <joseph@codesourcery.com>
21806 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21807 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21808 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21809 Add 74K processor information.
21810 * config/mips/mips.md: Include 74k.md.
21811 (cpu): Add 74kc,74kf,74kx.
21812 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21813 * config/mips/74k.md: New.
21814 * doc/invoke.texi (MIPS Options): Document 74K support.
21816 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21818 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21819 vectorizable_* functions.
21820 * tree-vect-transform.c (vectorizable_call): Add check for
21821 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21822 (vectorizable_store): likewise.
21823 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21825 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21826 (vectorizable_type_promotion, vectorizable_load): Likewise.
21827 (vectorizable_live_operation, vectorizable_condition): Likewise.
21828 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21830 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21832 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21834 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21835 register numbers more.
21836 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21837 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21838 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21839 FUNCTION_VALUE_REGNO_P): Likewise.
21840 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21841 STATIC_CHAIN_REGNUM): Likewise.
21842 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21843 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21844 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21845 * config/m68k/m68k.md (FP_REG): New.
21847 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21849 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21852 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21854 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21855 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21858 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21860 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21863 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21866 * c-decl.c (finish_decl): Grab the type of the decl after the call
21867 to store_init_value.
21869 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21871 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21873 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21876 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21877 dominators, post dominators and cleanup cfg before returning.
21879 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21881 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21882 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21884 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21886 * config.gcc: Recognize fido.
21887 * config/m68k/m68k-devices.def (fidoa): New.
21888 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21890 (FL_FIDOA, TARGET_FIDOA): New.
21891 * config/m68k/m68k.opt (mfidoa): New.
21893 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21895 PR middle-end/31322
21896 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21897 when a personality function is used.
21899 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21901 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21903 2007-04-13 Mike Stump <mrs@apple.com>
21905 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21907 * config/darwin.opt (fapple-kext): Make C++ only.
21908 * config/darwin.c (darwin_override_options): Remove code to ensure
21909 -fapple-kext is given for C++ only.
21911 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21913 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21914 * config/mips/mips.c (override_options): Call
21915 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21917 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21919 * config/i386/i386.opt (msvr3-shlib): Removed.
21921 * doc/invoke.texi: Remove -msvr3-shlib.
21923 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21925 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21926 with "popcnt" instruction.
21928 2007-04-13 Richard Guenther <rguenther@suse.de>
21930 PR tree-optimization/21258
21931 * tree-vrp.c (compare_case_labels): New helper.
21932 (find_switch_asserts): New function.
21933 (find_assert_locations): Call it for SWITCH_EXPRs.
21935 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21937 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21938 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21939 check is now implied in X87_FLOAT_MODE_P.
21940 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21941 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21942 (fix_trunc<mode>_i386_fisttp): Ditto.
21943 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21944 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21945 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21946 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21947 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21948 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21949 (unnamed_splitters): Ditto.
21950 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21951 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21952 FIRST_SSE_REG for local functions when SSE math is enabled or
21953 for functions with sseregparm attribute.
21954 (standard_80387_constant_p): Return -1 if mode is not
21956 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21957 (ix86_expand_compare): Ditto.
21958 (ix86_expand_carry_flag_compare): Ditto.
21959 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21960 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21961 DECIMAL_FLOAT_MODE_P.
21962 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21963 of SCALAR_FLOAT_MODE_P.
21964 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21965 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21966 checks before FLOAT_MODE_P.
21967 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21968 before FLOAT_MODE_P.
21973 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21975 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21976 Charles Wilson <libtool@cwilson.fastmail.fm>
21978 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21979 (libgcc.mvars): Don't depend on them.
21980 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21981 * exec-tool.in: New.
21983 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21985 * doc/invoke.text (--help): Document --help=common.
21987 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21989 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21991 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21993 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21994 * genemit.c (main): Emit #include "integrate.h".
21995 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21996 (LOADGP_RTP): New mips_loadgp_style.
21997 * config/mips/mips.h: Include config/vxworks-dummy.h.
21998 (TARGET_RTP_PIC): New macro.
21999 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22000 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22001 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22002 for TARGET_RTP_PIC.
22003 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22004 -mvxworks-pic when using -mrtp and a PIC option.
22005 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22007 (mips_symbolic_constant_p, mips_symbolic_address_p)
22008 (mips_symbol_insns): Handle SYMBOL_HALF.
22009 (override_options): Warn about -G and -mrtp being used together.
22010 Initialize mips_lo_relocs[SYMBOL_HALF].
22011 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22012 (mips_emit_loadgp): Handle LOADGP_RTP.
22013 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22014 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22015 (tablejump): Handle function-relative case table entries if
22017 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22019 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22021 * config/mips/mips.md (load_call<mode>): Allow any general register.
22023 (sibcall_value_internal, sibcall_value_multiple_internal)
22024 (call_value_internal, call_value_split, call_value_multiple_internal)
22025 (call_value_multiple_split): Remove constraints from operand 0.
22027 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22029 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22030 rather than loadgp_noshared.
22031 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22032 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22034 * config/mips/mips.md (loadgp): Rename to...
22035 (loadgp_newabi): ...this.
22036 (loadgp_noshared): Rename to...
22037 (loadgp_absolute): ...this.
22039 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22041 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22042 false for locally-binding symbols.
22043 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22045 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22047 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22048 (SYMBOL_GOT_PAGE_OFST): ...this.
22049 (SYMBOL_GOT_GLOBAL): Rename to...
22050 (SYMBOL_GOT_DISP): ...this.
22051 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22052 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22053 * config/mips/mips.c (mips_global_symbol_p): New function.
22054 (mips_symbol_binds_local_p): Likewise.
22055 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22056 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22057 mips_global_symbol_p and mips_symbol_binds_local_p.
22058 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22059 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22060 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22061 SYMBOL_GOTOFF_DISP.
22062 (mips_ok_for_lazy_binding_p): New function.
22063 (mips_load_call_address, mips_expand_call): Use it.
22064 (mips_dangerous_for_la25_p): Likewise.
22065 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22066 (*got_disp<mode>): Use got_disp_operand instead of
22067 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22068 SYMBOL_GOTOFF_GLOBAL.
22069 (*got_page<mode>): Use got_page_ofst_operand instead of
22071 * config/mips/predicates.md (const_call_insn_operand): Use
22072 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22073 (global_got_operand): Rename to...
22074 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22076 (local_got_operand): Rename to...
22077 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22078 of SYMBOL_GOT_LOCAL.
22080 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22082 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22083 TARGET_CALL_CLOBBERED_GP.
22084 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22085 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22086 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22087 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22088 of TARGET_ABICALLS && !TARGET_NEWABI.
22089 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22090 * config/mips/mips.c (mips_load_call_address): Check
22091 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22092 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22093 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22094 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22095 TARGET_ABICALLS && TARGET_NEWABI.
22096 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22098 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22099 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22100 TARGET_ABICALLS && TARGET_NEWABI.
22101 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22102 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22103 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22104 whether indirect calls must use $25.
22105 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22107 * config/mips/mips.md (jal_macro): Check flag_pic and
22108 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22109 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22110 instead of TARGET_ABICALLS.
22111 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22112 TARGET_ABICALLS && TARGET_OLDABI.
22113 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22114 (sibcall): In the comment above the define_insn, mention
22115 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22116 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22117 instead of TARGET_ABICALLS.
22119 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22121 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22122 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22123 (MACFLAGS_MATCH_P): New macro.
22124 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22125 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22126 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22127 the other MACFLAG constants.
22128 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22129 (flag_machi): Tighten constraints. Renumber some of the operands.
22130 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22132 (flag_machi_parts_acconly): New pattern.
22133 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22135 (flag_macinit1hi): Tighten constraints.
22136 (flag_mul_macv2hi_parts_acconly): New pattern.
22138 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22139 Use a more efficient implementation.
22140 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22141 inline sequences when not optimizing for size.
22143 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22144 movhi_high2low): Delete, merge functionality into...
22145 (packv2hi): ... this pattern.
22147 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22148 * config/bfin/bfin.opt (msim): New option.
22149 (mcpu=): New option.
22150 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22151 (bfin_cpu_t): Typedef of enum bfin_cpu.
22152 (bfin_cpu_type): New declaration.
22153 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22154 -msim and -mcpu= options.
22155 (LIB_SPEC): Likewise.
22156 * config/bfin/bfin.c (bfin_cpu_type): Define.
22157 (bfin_handle_option): Handle -mcpu= option.
22158 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22159 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22160 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22162 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22164 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22165 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22166 (powerpc-wrs-vxworksae): Use ${tm_file}.
22167 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22168 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22169 * config/i386/vx-common.h: New file.
22171 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22173 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22176 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22178 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22181 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22185 * c-common.c (c_build_qualified_type): Set canonical type
22188 2007-04-12 Richard Guenther <rguenther@suse.de>
22190 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22191 lower bound and element size if lower bound is not zero
22192 or either of the ARRAY_REF operands is set.
22194 2007-04-12 Richard Guenther <rguenther@suse.de>
22196 PR tree-optimization/24689
22197 PR tree-optimization/31307
22198 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22200 * gimplify.c (canonicalize_addr_expr): To be consistent with
22201 gimplify_compound_lval only set operands two and three of
22202 ARRAY_REFs if they are not gimple_min_invariant. This makes
22203 it never at this place.
22204 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22206 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22208 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22209 null before emitting a .nsubspa directive.
22211 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22213 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22214 need_to_partition_p if there are no memory statements in the
22217 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22219 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22220 (gcd_of_steps_may_divide_p): New function.
22221 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22223 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22225 * reload.c (find_reloads_toplev, find_reloads_address,
22226 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22227 not a pointer equality test, to decide if we need to call
22228 push_reg_equiv_alt_mem.
22230 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22232 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22233 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22235 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22237 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22239 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22240 vector to be positive.
22242 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22246 * doc/invoke.texi: Document --params max-aliased-vops and
22248 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22249 debug_memory_partitions): Move to tree-flow.h
22250 * params.h (AVG_ALIASED_VOPS): Define.
22251 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22253 (mp_info_t): Likewise.
22254 (get_mem_sym_stats_for): New.
22255 (set_memory_partition): Move from tree-flow-inline.h.
22256 (mark_non_addressable): Only clear the set of symbols for the
22257 partition if it exists.
22258 (dump_memory_partitions): Move from tree-ssa-operands.c
22259 (debug_memory_partitions): Likewise.
22260 (need_to_partition_p): New.
22261 (dump_mem_ref_stats): New.
22262 (debug_mem_ref_stats): New.
22263 (dump_mem_sym_stats): New.
22264 (debug_mem_sym_stats): New.
22265 (update_mem_sym_stats_from_stmt): New.
22266 (compare_mp_info_entries): New.
22267 (mp_info_cmp): Call it.
22268 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22270 (get_mpt_for): Move from tree-ssa-operands.c.
22271 (find_partition_for): New.
22272 (create_partition_for): Remove.
22273 (estimate_vop_reduction): New.
22274 (update_reference_counts): New.
22275 (build_mp_info): New.
22276 (compute_memory_partitions): Refactor.
22277 Document new heuristic.
22278 Call build_mp_info, update_reference_counts,
22279 find_partition_for and estimate_vop_reduction.
22280 (compute_may_aliases): Populate virtual operands before
22281 calling debugging dumps.
22282 (delete_mem_sym_stats): New.
22283 (delete_mem_ref_stats): New.
22284 (init_mem_ref_stats): New.
22285 (init_alias_info): Call it.
22286 (maybe_create_global_var): Remove alias_info argument.
22287 Get number of call sites and number of pure/const call sites
22288 from gimple_mem_ref_stats().
22289 (dump_alias_info): Call dump_memory_partitions first.
22290 (dump_points_to_info_for): Show how many times a pointer has
22292 * opts.c (decode_options): For -O2 set --param
22293 max-aliased-vops to 500.
22294 For -O3 set --param max-aliased-vops to 1000 and --param
22295 avg-aliased-vops to 3.
22296 * fortran/options.c (gfc_init_options): Remove assignment to
22298 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22299 * tree-dfa.c (dump_variable): Dump memory reference
22301 Dump NO_ALIAS* settings.
22302 (referenced_var_lookup): Tidy.
22303 (mem_sym_stats): New.
22304 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22305 and ORIG are different SSA names for a memory partition.
22306 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22307 * tree-flow.h (struct mem_sym_stats_d): Define.
22308 (mem_sym_stats_t): Define.
22309 (struct mem_ref_stats_d): Define.
22310 (struct gimple_df): Add field mem_ref_stats.
22311 (enum noalias_state): Define.
22312 (struct var_ann_d): Add bitfield noalias_state.
22313 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22314 debug_mem_ref_stats, debug_memory_partitions,
22315 debug_mem_sym_stats): Declare.
22316 * tree-ssa-structalias.c (update_alias_info): Update call
22317 sites, pure/const call sites and asm sites in structure
22318 returned by gimple_mem_ref_stats.
22319 Remove local variable IS_POTENTIAL_DEREF.
22320 Increase NUM_DEREFS if the memory expression is a potential
22322 Call update_mem_sym_stats_from_stmt.
22323 If the memory references memory, call
22324 update_mem_sym_stats_from_stmt for all the direct memory
22325 symbol references found.
22326 (intra_create_variable_infos): Set noalias_state field for
22327 pointer arguments according to the value of
22328 flag_argument_noalias.
22329 * tree-ssa-structalias.h (struct alias_info): Remove fields
22330 num_calls_found and num_pure_const_calls_found.
22331 (update_mem_sym_stats_from_stmt): Declare.
22332 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22333 Set default value to 100.
22334 (PARAM_AVG_ALIASED_VOPS): Define.
22336 2007-04-11 Richard Guenther <rguenther@suse.de>
22338 PR middle-end/31530
22339 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22340 a * -b + c as c - a * b if we honor sign dependent rounding.
22342 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22344 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22345 bfin_expand_strmov.
22346 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22347 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22349 (initialize_trampoline): Don't use old-style function definition.
22350 (bfin_secondary_reload): Mark IN_P argument as unused.
22352 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22354 PR tree-optimization/31343
22355 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22356 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22357 * testsuite/gcc.dg/vect/pr31343.c: New.
22359 2007-04-10 Eric Christopher <echristo@apple.com>
22361 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22362 * config/i386/i386.md (*cmpfp0): Use.
22363 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22364 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22365 (fix_trunc<mode>_i386_fisttp): Ditto.
22366 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22367 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22368 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22369 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22370 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22371 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22372 (unnamed_splitters): Ditto.
22373 * config/i386/i386.c (output_fix_trunc): Assert that
22374 we're not being passed a TFmode operand.
22376 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22378 PR tree-optimization/31526
22379 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22380 n_basic_blocks to find newly added blocks.
22382 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22384 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22386 (fix_trunc<mode>si_sse): Ditto.
22387 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22388 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22389 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22390 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22391 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22392 expander using SSEMODEF mode macro.
22393 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22394 expander using SSEMODEF mode macro.
22395 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22396 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22397 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22398 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22399 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22400 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22401 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22402 Macroize insn using X87MODEF mode macro.
22404 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22406 * config/i386/sse.md (sse2_pinsrw): Removed.
22407 (sse2_pextrw): Renamed to ...
22408 (*sse2_pextrw): This.
22410 2007-04-09 Jan Hubicka <jh@suse.cz>
22413 * config/i386/sse.md
22414 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22415 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22416 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22417 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22419 2007-04-09 Jan Hubicka <jh@suse.cz>
22421 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22422 multiple fields of union.
22424 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22426 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22427 (create_preheaders): Check that loops are available.
22428 (fix_loop_structure): Clean up, improve comments.
22429 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22430 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22432 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22433 * predict.c (tree_estimate_probability): Do not call
22434 calculate_dominance_info. Call create_preheaders.
22435 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22436 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22438 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22439 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22440 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22441 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22444 2007-04-08 Jan Hubicka <jh@suse.cz>
22446 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22447 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22448 * fold-const.c (fold_unary): Use it.
22450 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22452 * varasm.c (assemble_variable): Remove call to
22453 lang_hooks.decls.prepare_assemble_variable.
22454 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22455 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22456 * langhooks.h (lang_hooks_for_decls): Remove
22457 prepare_assemble_variable.
22459 2007-04-08 Mike Stump <mrs@apple.com>
22461 * config/i386/i386.c: Use inc/dec on Core2.
22463 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22465 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22466 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22467 lhd_tree_inlining_end_inlining): Remove.
22468 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22469 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22470 end_inlining hooks.
22471 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22472 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22473 lhd_tree_inlining_end_inlining): Remove prototypes.
22474 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22475 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22476 LANG_HOOKS_TREE_INLINING_START_INLINING,
22477 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22479 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22482 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22485 * config/avr/predicates.md (io_address_operand): Delete predicate.
22486 (low_io_address_operand): Don't use 'mode' argument.
22487 (higth_io_address_operand): Rename ...
22488 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22489 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22492 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22494 Revert change removing staticp.
22496 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22499 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22502 2007-04-07 Bruce Korb <bkorb@gnu.org>
22504 * c.opt: Add -Wformat-contains-nul.
22505 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22507 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22508 the NUL byte warning.
22510 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22512 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22514 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22516 * tree.c (staticp): No longer use staticp langhook.
22517 * langhooks.c (lhd_staticp): Removed.
22518 * langhooks.h (struct lang_hooks): Remove staticp.
22519 * c-common.c (c_staticp): Remove.
22520 * c-common.h (c_staticp): Ditto.
22521 * langhooks-defs.h (lhd_staticp): Ditto.
22522 (LHD_HOOKS_STATICP): Ditto
22523 * tree.h (gcc_assert_lowered): New macro.
22525 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22527 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22528 argument "reliable".
22529 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22530 Add argument "reliable". Propagate it through calls.
22531 (infer_loop_bounds_from_undefined): Derive number of iterations
22532 estimates from references in blocks that do not dominate loop latch.
22533 (gcov_type_to_double_int): New function.
22534 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22535 and expected_loop_iterations_unbounded.
22536 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22537 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22538 * tree-data-ref.c (estimated_loop_iterations): Export.
22539 (get_references_in_stmt): Fix -- do not return addresses of local
22541 * cfgloop.h (expected_loop_iterations_unbounded,
22542 estimated_loop_iterations): Declare.
22544 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22546 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22548 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22550 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22551 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22552 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22553 Use output_387_reg_move().
22554 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22555 expander using X87MODEF12 mode macro.
22556 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22557 choosing register preferences. Use output_387_reg_move().
22558 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22559 instead of "x". Use output_387_reg_move().
22560 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22561 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22562 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22563 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22564 Use output_387_reg_move().
22565 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22567 (*truncxf?f_i387 splitter): Ditto.
22569 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22571 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22572 LANG_HOOKS_SAFE_FROM_P.
22573 * expr.c (safe_from_p): Remove langhook call.
22574 * langhooks.h (lang_hooks): Remove safe_from_p.
22575 (lhd_safe_from_p): Remove prototype.
22576 * langhooks.c (lhd_safe_from_p): Remove.
22578 2007-04-06 Jan Hubicka <jh@suse.cz>
22580 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22583 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22585 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22586 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22587 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22588 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22590 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22591 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22593 2007-04-05 Richard Henderson <rth@redhat.com>
22595 * config/alpha/alpha.c (print_operand) [+]: Remove.
22596 (alpha_end_function): Print nop if call at end of function.
22597 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22598 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22599 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22600 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22601 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22602 the call pattern. Update peepholes to match.
22604 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22606 * doc/extend.texi (Other Builtins): Add decimal float variants
22608 * builtins.def: Ditto.
22609 * builtins.c (expand_builtin): Ditto.
22611 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22612 H.J. Lu <hongjiu.lu@intel.com>
22615 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22616 of V8HImode when calling ix86_binary_operator_ok.
22617 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22618 (sdot_prodv8hi): Operands 1 and 2 must be register.
22620 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22622 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22623 initialize align to silence bogus warning.
22625 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22627 PR middle-end/22156
22628 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22630 (struct sra_walk_fns): Remove use_all parameter from use.
22631 (sra_hash_tree): Handle BIT_FIELD_REFs.
22632 (sra_elt_hash): Don't hash bitfld blocks.
22633 (sra_elt_eq): Skip them in parent compares as well. Handle
22635 (sra_walk_expr): Don't maintain or pass down use_all_p.
22636 (scan_use): Remove use_all parameter.
22637 (scalarize_use): Likewise. Re-expand assignment to
22638 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22639 output, and re-scalarize after output. Don't mark anything
22641 (scalarize_ldst): Adjust.
22642 (scalarize_walk_gimple_modify_statement): Likewise.
22643 (build_element_name_1): Handle BIT_FIELD_REFs.
22644 (instantiate_element): Don't warn for any element whose parent
22645 is used as a whole.
22646 (instantiate_missing_elements_1): Return the sra_elt.
22647 (canon_type_for_field): New.
22648 (try_instantiate_multiple_fields): New.
22649 (instantiate_missing_elemnts): Use them.
22650 (mark_no_warning): Removed.
22651 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22652 (REPLDUP, sra_build_elt_assignment): New.
22653 (generate_copy_inout): Use them.
22654 (generate_element_copy): Likewise. Handle bitfld differences.
22655 (generate_element_zero): Don't recurse for blocks. Use
22656 sra_build_elt_assignment.
22657 (generate_one_element_int): Take elt instead of var. Use
22658 sra_build_elt_assignment.
22659 (generate_element_init_1): Adjust.
22660 (scalarize_use, scalarize_copy): Use REPLDUP.
22661 (scalarize_ldst): Move assert before dereference.
22662 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22664 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22666 * regmove.c: Fix unused variable warnings due to previous commit.
22668 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22670 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22671 (regmove_bb_head): Remove.
22672 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22673 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22674 problems with fixup_match_1.
22675 Don't initialize/free regmove_bb_head.
22677 (reg_is_remote_constant_p): If an insn is in the same basic block
22678 but not before INSN, consider it remote, too.
22680 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22683 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22684 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22686 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22688 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22689 (CONDITIONAL_REGISTER_USAGE): Likewise.
22691 2007-04-04 Richard Henderson <rth@redhat.com>
22693 * config/alpha/lib1funcs.asm: Remove unused file.
22695 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22698 * opts.c (print_specific_help): Fix --help=<language>
22700 (common_handle_option): Support --help=common.
22702 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22705 * gcc.c (main): Do not run the linker if
22706 print_subprocess_help indicates that it shouldn't be
22709 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22712 * doc/invoke.texi (--help=): Document <languages> value, fix
22713 formatting in tables of values.
22715 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22717 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22718 dllimport attribute of virtual methods.
22720 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22722 * config/score/crti.asm: Change _bss_start to __bss_start.
22723 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22724 (OUTGOING_REG_PARM_STACK_SPACE) update.
22725 * config/score/score.opt: add options to make backend support
22726 score5, score5u, score7 and score7d.
22727 * config/score/score.md: Likewise.
22728 * config/score/misc.md: Likewise.
22729 * config/score/mac.md: Likewise.
22730 * doc/invoke.texi: Likewise.
22731 * doc/md.texi: update constraints define.
22733 2007-04-03 Richard Henderson <rth@redhat.com>
22735 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22736 an appropriate type, use the mode instead.
22738 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22740 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22741 Set the default --with-arch setting to mips2.
22742 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22743 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22744 (MULTILIB_OSDIRNAMES): Delete.
22745 (MULTILIB_DIRNAMES): Define.
22746 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22747 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22748 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22749 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22750 VXWORKS_OS_CPP_BUILTINS.
22751 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22752 (MIPS_DEBUGGING_INFO): Undefine.
22753 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22755 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22757 PR middle-end/30704
22758 * fold-const.c (native_encode_real): Encode real.c provided longs
22759 as a series of 32-bit native integers.
22760 (native_interpret_real): Interpret buffer as a series of 32-bit
22763 2007-04-03 Richard Guenther <rguenther@suse.de>
22765 * genpreds.c (write_insn_constraint_len): Write function
22766 optimized for CONSTRAINT_LEN implementation.
22767 (write_tm_preds_h): Output insn_constraint_len inline and
22768 use it for CONSTRAINT_LEN.
22769 (write_insn_preds_c): Don't output insn_constraint_len.
22770 * doc/md.texi (define_register_constraint): Document multi-letter
22771 constraints shall have the same length if they start with the same
22774 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22777 * config/i386/i386.md (isinf<mode>2): Expand only when
22778 TARGET_C99_FUNCTIONS is set.
22780 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22782 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22783 (x86_64-*-linux*): Ditto.
22784 * config/i386/i386.opt (mpc): New option.
22785 * config/i386/i386.c (overrride_options): Handle
22786 ix87_precision_string.
22787 * config/i386/crtprec.c: New file.
22788 * config/i386/t-crtpc: Ditto.
22789 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22790 and -mpc80 options.
22791 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22792 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22793 crtprec32.o, crtprec64.o and crtprec80.o.
22795 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22796 and -mpc80 options.
22797 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22799 2007-04-02 Eric Christopher <echristo@apple.com>
22801 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22802 limitations on darwin.
22804 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22807 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22809 2007-04-02 Dave Korn <dave.korn@artimi.com>
22811 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22813 2007-04-02 Dave Korn <dave.korn@artimi.com>
22815 * libgcc2.h (exception_descriptor): Don't forward-declare.
22816 (__get_eh_table_language, __get_eh_table_version): Delete
22817 prototypes of long-dead functions.
22819 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22821 * ebitmap.h: New file
22822 * ebitmap.c: New file
22823 * Makefile.in (ebitmap.o): New target.
22825 2007-04-01 Jan Hubicka <jh@suse.cz>
22827 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22828 before very first instruction.
22830 2007-04-01 Jan Hubicka <jh@suse.cz>
22832 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22833 waring on 64bit hosts.
22834 * bitmap.h: Fix typo in bitmap_head_def.
22836 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22838 PR rtl-optimization/31391
22839 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22840 into a DELETED_LABEL note, and the label is in an empty basic
22841 block, update BB_END as well as BB_HEAD.
22843 2007-04-01 Richard Henderson <rth@redhat.com>
22845 PR tree-optimization/31169
22846 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22847 to varying if the range is outside [0, prec-1].
22849 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22852 * config/mips/mips.md (load_const_gp): New insn.
22853 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22854 the MIPS16 GP pseudo register if no_new_pseudos.
22855 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22857 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22860 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22862 (call_value): Likewise.
22864 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22865 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22868 * doc/invoke.texi: (optimization options): Reword description
22869 of -ffast-math. Document its primary purpose.
22871 2007-03-31 Richard Guenther <rguenther@suse.de>
22873 * omp-low.c (splay-tree.h): Include.
22874 (lookup_decl): Replace splay-tree usage by pointer-map.
22875 (maybe_lookup_decl): Likewise.
22876 (new_omp_context): Likewise.
22877 (delete_omp_context): Likewise.
22878 * gimplify.c (splay-tree.h): Include.
22879 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22881 (remap_ssa_name): Likewise.
22882 (remap_decl): Likewise.
22883 (remap_type_1): Likewise.
22884 (remap_type): Likewise.
22885 (copy_body_r): Likewise.
22886 (expand_call_inline): Likewise.
22887 (clone_body): Likewise.
22888 (copy_tree_r): Likewise.
22889 (remap_save_expr): Likewise.
22890 (unsave_r): Likewise.
22891 (unsave_expr_now): Likewise.
22892 (tree_function_versioning): Likewise.
22893 (build_duplicate_type): Likewise.
22894 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22895 (struct copy_body_data): Replace splay-tree by pointer-map.
22896 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22897 not $(SPLAY_TREE_H).
22898 (gimplify.o): Depend on $(SPLAY_TREE_H).
22899 (omp-low.p): Likewise.
22901 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22903 * config/avr/predicates.md (even_register_operand,
22904 odd_register_operand): New predicates.
22905 * config/avr/avr.md (movw peephole2): New.
22906 (movw_r peephole2): New.
22908 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22910 * tree.h (get_signed_or_unsigned_type): New.
22911 * fold-const.c (operand_equal_for_comparison_p): Use
22912 get_signed_or_unsigned_type instead of
22913 lang_hooks.types.signed_or_unsigned_type.
22914 * expr.c (store_expr): Ditto.
22915 * langhooks.c (get_signed_or_unsigned_type): New.
22916 (lhd_signed_or_unsigned_type): New.
22917 * langhooks.h (lhd_signed_or_unsigned_type): New.
22918 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22920 2007-03-30 Richard Henderson <rth@redhat.com>
22922 * tree-ssa-loop-ivopts.c: Include target.h.
22923 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22924 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22925 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22926 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22928 2007-03-30 Richard Henderson <rth@redhat.com>
22929 Kai Tietz <kai.tietz@onevision.com>
22931 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22932 default for 64-bit.
22933 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22934 (TARGET_64BIT_MS_ABI): New.
22935 (DBX_REGISTER_NUMBER): Handle 64-bit.
22936 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22937 (LONG_TYPE_SIZE): Force to 32.
22938 (REG_PARM_STACK_SPACE): New.
22939 (OUTGOING_REG_PARM_STACK_SPACE): New.
22940 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22941 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22942 (STACK_BOUNDARY): Use 128 for 64-bit.
22943 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22944 Add 64-bit implementation.
22945 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22947 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22948 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22949 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22950 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22951 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22952 TARGET_64BIT_MS_ABI.
22953 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22954 (ix86_pass_by_reference): Likewise.
22955 (ix86_function_value_regno_p): Likewise.
22956 (ix86_build_builtin_va_list): Likewise.
22957 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22958 (function_arg_advance_ms_64): New.
22959 (function_arg_advance): Call it.
22960 (function_arg_ms_64): New.
22961 (function_arg): Call it.
22962 (function_value_ms_64): New.
22963 (ix86_function_value_1): Call it.
22964 (return_in_memory_ms_64): New.
22965 (ix86_return_in_memory): Call it.
22966 (setup_incoming_varargs_ms_64): New.
22967 (ix86_setup_incoming_varargs): Call it.
22968 (ix86_expand_prologue): Handle 64-bit stack probing.
22969 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22970 (output_pic_addr_const): Likewise.
22971 (x86_this_parameter): Likewise.
22972 (x86_output_mi_thunk): Likewise.
22973 (x86_function_profiler): Likewise.
22974 (TARGET_STRICT_ARGUMENT_NAMING): New.
22975 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22976 (TARGET_64BIT_MS_ABI): New.
22977 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22978 * config/i386/i386.md (allocate_stack_worker): Remove.
22979 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22980 describe the clobber of eax without a match_scratch.
22981 (allocate_stack_worker_postreload): Remove.
22982 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22983 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22984 (allocate_stack_worker_rex64_postreload): Remove.
22985 (allocate_stack): Handle 64-bit.
22986 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22987 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22988 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22989 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22990 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22991 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22992 * config.build (x86_64-*-mingw*): New host.
22993 * config.host (x86_64-*-mingw*): New host.
22994 * config.gcc (x86_64-*-mingw*): New target.
22995 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22997 2007-03-30 Richard Henderson <rth@redhat.com>
22998 Kai Tietz <kai.tietz@onevision.com>
23000 * c-pragma.c (struct def_pragma_macro_value): New.
23001 (struct def_pragma_macro): New.
23002 (pushed_macro_table): New.
23003 (dpm_hash, dpm_eq): New.
23004 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23005 (init_pragma): Install them.
23006 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23008 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23010 * config/avr/avr.c (avr_override_options): Clear
23011 'flag_delete_null_pointer_checks'.
23013 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23016 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23017 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23018 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23019 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23020 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23021 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23022 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23024 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23026 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23028 * regmove.c: Move all of pass_stack_adjustments from here...
23029 * combine-stack-adj.c: ...to this new file.
23030 * Makefile.in: Add rules for combine-stack-adj.o.
23032 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23034 PR tree-optimization/31383
23035 * tree-data-ref.c (affine_function_equal_p): Do not require the
23036 vectors to have the same length.
23038 2007-03-30 Jan Hubicka <jh@suse.cz>
23040 PR middle-end/30700
23041 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23042 availablility; add more sanity checking; ask varpool only about
23045 2007-03-29 Richard Henderson <rth@redhat.com>
23047 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23048 to decide, but __SIZEOF_LONG_LONG__.
23050 2007-03-29 Richard Henderson <rth@redhat.com>
23052 * emutls.c (struct __emutls_array): New.
23053 (emutls_destroy): Use it instead of casting element 0 from void*.
23054 (__emutls_get_address): Likewise.
23056 2007-03-29 Richard Henderson <rth@redhat.com>
23058 * varasm.c (initializer_constant_valid_p): Don't deny
23059 DECL_DLLIMPORT_P on functions.
23061 * config/i386/cygming.h: Remove function declarations.
23062 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23063 (ASM_OUTPUT_LABELREF): Remove.
23064 (COMMON_ASM_OP): Remove.
23065 (ASM_OUTPUT_COMMON): Remove.
23066 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23067 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23068 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23069 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23070 Rename from TARGET_ENCODE_SECTION_INFO.
23071 * config/i386/netware.h: Likewise.
23072 * config/i386/i386-protos.h: Update.
23073 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23074 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23075 (legitimate_constant_p): Reject dllimports.
23076 (dllimport_map, get_dllimport_decl): New.
23077 (legitimize_dllimport_symbol): New.
23078 (legitimize_address, ix86_expand_move): Use it.
23079 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23080 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23081 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23082 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23083 * config/i386/predicates.md (constant_call_address_operand): Only
23084 accept symbols; reject dllimport_p symbols.
23085 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23086 i386_pe_maybe_record_exported_symbol.
23087 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23088 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23089 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23090 trust the setting of DECL_DLLIMPORT_P.
23091 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23092 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23093 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23094 tidy the argument scanning loop.
23095 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23096 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23097 (i386_pe_strip_name_encoding): Remove.
23098 (i386_pe_binds_local_p): New.
23099 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23100 (i386_pe_output_labelref): Remove.
23101 (i386_pe_asm_output_aligned_decl_common): New.
23102 (i386_pe_maybe_record_exported_symbol): Rename from
23103 i386_pe_record_exported_symbol; check for dllexported symbols.
23105 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23107 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23108 add comment explaining why vsnprintf cannot be used.
23110 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23112 PR tree-optimization/30666
23113 * tree.c (build_complex_type): When creating type names for DWARF2
23114 debug info, create TYPE_DECLs for TYPE_NAME instead of
23116 (build_common_tree_nodes_2): Use build_complex_type when building
23117 predefined complex types, to preserve canonical types.
23119 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23121 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23122 (noce_get_alt_condition): Look at it to determine whether to
23123 reverse the condition or not.
23124 (noce_get_condition): Substitute the truth for lies.
23125 (noce_find_if_block): Set the then_else_reversed field.
23127 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23129 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23130 destination of this insn.
23131 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23132 than calling gen_rtx_SET directly. Use r0 to hold the value of
23133 'address + 4' rather than a stack based temporary which can be
23134 mis-optimized away.
23136 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23138 * config/s390/s390.c (s390_secondary_input_reload_class,
23139 s390_secondary_output_reload_class): Functions removed.
23140 (s390_secondary_reload): New function.
23141 (TARGET_SECONDARY_RELOAD): Target macro defined.
23142 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23143 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23144 * config/s390/s390.md ("reload_outti", "reload_outdi",
23145 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23146 "reload_out<mode>"): Expanders removed.
23147 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23148 "reload<mode>_nonoffmem_out"): Expanders added.
23150 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23152 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23153 action if SRC->DEST replacement failed anyway.
23155 2007-03-28 Mike Stump <mrs@apple.com>
23157 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23158 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23159 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23161 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23163 * config.gcc: Accept barcelona as a variant of amdfam10.
23164 * config/i386/i386.c (override_options): Likewise.
23165 * doc/invoke.texi: Likewise.
23167 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23169 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23170 offsets for BIT_FIELD_REF and COMPONENT_REF.
23172 2007-03-28 Richard Guenther <rguenther@suse.de>
23174 * tree.c (is_global_var): Move ...
23175 * tree-flow-inline.h (is_global_var): ... here.
23176 * tree.h (is_global_var): Remove declaration.
23178 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23180 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23182 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23183 * config/i386/i386.c (ix86_tune_features): Initialize new
23185 * config/i386/predicates.md (promotable_binary_operator): Use
23186 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23188 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23191 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23193 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23195 * config/fr30/fr30.md (movsi_internal): Change destination
23196 constraint from m to V and add m to the end.
23198 2007-03-28 Christian Bruel <christian.bruel@st.com>
23200 * config/sh/sh.md (movsi_i): Fix type attribute.
23202 2007-03-28 Christian Bruel <christian.bruel@st.com>
23204 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23205 (movsf_ie): Likewise.
23207 2007-03-28 Christian Bruel <christian.bruel@st.com>
23209 * config.gcc: Add sh4-300 to multilib.
23210 * config/sh/t-mlib-sh4-300: New file.
23212 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23214 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23215 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23216 fix_trunc<mode>di2.
23217 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23218 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23219 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23220 "fixuns_trunctddi2"): Whitespace fix.
23222 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23224 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23225 the definition of struct sh_args.
23226 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23227 CALL_COOKIE_INT_REG_GET): Likewise.
23229 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23231 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23232 transformations are applied successfully.
23234 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23236 * tree.c (tree_contains_struct): Permit 512 tree codes.
23237 * tree.h (tree_contains_struct): Ditto.
23238 (MAX_TREE_CODES): Ditto.
23239 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23240 SPARE member to store remaining padding bits.
23242 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23244 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23247 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23249 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23250 * configure: Regenerate.
23252 * configure: Regenerate using the correct version of autoconf.
23254 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23256 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23258 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23259 regs to "__SP_L__" and "__SP_H__".
23261 2007-03-27 Richard Guenther <rguenther@suse.de>
23263 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23264 computations with it with a HOST_WIDE_INT variable.
23266 2007-03-26 Mike Stump <mrs@apple.com>
23268 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23269 objective-c-header, objective-c++-header and objc++-cpp-output
23271 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23273 2007-03-26 Richard Henderson <rth@redhat.com>
23276 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23277 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23278 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23279 IX86_BUILTIN_PSRLQ128): New.
23280 (ix86_init_mmx_sse_builtins): Add them.
23281 (ix86_expand_builtin): Expand them.
23282 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23283 operand 2 be TImode.
23284 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23285 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23286 _mm_srli_epi64): Mark __B const.
23287 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23288 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23289 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23290 new two-vector shift builtins.
23292 2007-03-26 Ian Lance Taylor <iant@google.com>
23294 PR tree-optimization/31345
23295 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23296 [+INF, +INF(OVF)] into VARYING.
23298 2007-03-26 Zack Weinberg <zackw@panix.com>
23300 * gengtype-parse.c: New file.
23301 * gengtype-yacc.y: Delete.
23302 * gengtype-lex.l: Don't include gengtype-yacc.h.
23303 Define YY_DECL and yyterminate appropriately for recursive
23304 descent parser. yylval is now a string out-parameter to yylex.
23305 (HWS, EOID): New shorthand.
23306 (IWORD): Add a couple more types.
23307 (yylex): Add a setup stanza. Remove the complex rules for
23308 detecting GTY'ed types and typedefs; replace with simple
23309 keyword detectors. Adjust everything for the changed
23310 definition of yylval. Ignore all pp-directives, not just #define.
23312 (parse_file): Rename yybegin; do not call yyparse.
23314 * gengtype.c (xasprintf): Export again.
23315 (this_file): New. Use everywhere __FILE__ was being used.
23316 (get_lang_bitmap): Special case types defined in gengtype.c.
23317 (do_typedef, new_structure): Suppress definition of certain types.
23318 (new_structure): Improve diagnostics of duplicate definitions.
23319 Make sure location_s is associated with input.h.
23320 (nreverse_pairs, define_location_structures): New functions.
23321 (main): Improve tagging of kludge types. Remove old kludges
23322 for input.h types; use define_location_structures.
23323 * gengtype.h: Update prototypes. Define token codes here.
23324 * Makefile.in: Remove all references to gengtype-yacc.
23325 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23327 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23328 add GTY((skip)) to the field that's only conditionally there.
23329 * doc/install.texi: Document that Bison is no longer required
23330 unless building treelang.
23332 * gengtype.c: Don't include gtyp-gen.h.
23333 (srcdir): Declare here.
23334 (base_files, lang_dir_names): Allocate dynamically.
23335 (gt_files, num_gt_files, num_lang_dirs): New globals.
23336 (measure_input_list, read_input_line, read_input_list)
23337 (set_lang_bitmap): New functions.
23338 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23339 simplify, relying on read_input_list to set up the bitmaps.
23340 (main): Arguments are no longer unused. Check for correct number
23341 of command line arguments, set srcdir and srcdir_len, then call
23342 read_input_list, before doing anything else. No need to worry
23343 about duplicates in main loop.
23344 * configure.ac: Simplify the calculation of all_gtfiles.
23345 Put language tags in there. Don't set or substitute
23346 all_gtfiles_files_langs or all_gtfiles_files_frags.
23347 * Makefile.in: Revamp the way gengtype is invoked, now that it
23348 takes a file on its command line with a much simpler format.
23349 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23350 (GTFILES): Remove duplicates and C source files.
23351 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23352 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23353 * configure: Regenerate.
23355 * gengtype.h: Remove all type definitions to gengtype.c; leave
23356 only definitions of options_p, type_p, and pair_p as opaque
23357 pointers. Update prototypes.
23358 * gengtype.c: Many type definitions moved here from gengtype.h.
23359 Consolidate type definitions at the top of the file.
23360 (xvasprintf): Delete.
23361 (xasprintf): Make static.
23362 (create_nested_pointer_option): Add 'next' parameter.
23363 (create_field_all, create_field_at): New functions.
23364 (create_field): Now a thin wrapper around create_field_all.
23365 (create_optional_field): Rename create_optional_field_ and add
23366 line argument. Original name is now a macro which supplies
23368 (oprintf): Use vsnprintf directly.
23369 (close_output_files): Use fatal rather than perror/exit.
23370 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23371 (main): Set progname. Don't use exit.
23372 * gengtype-yacc.y (struct_fields): Use create_field_at.
23373 (option, optionseqopt): Delete.
23374 (optionseq): Consolidate productions from option here so we
23375 can use the first argument to create_option.
23377 * gengtype-lex.l: Distinguish unions from structures in the
23378 token type. Don't call find_structure; return the tag as a string.
23379 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23380 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23381 string. Reorganize typedef_struct production accordingly.
23382 Use create_nested_ptr_option.
23383 * gengtype.c (create_nested_ptr_option): New function.
23384 * gengtype.h: Declare it.
23386 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23387 (string_type): Don't declare.
23388 (do_scalar_typedef): Declare.
23389 (create_scalar_type): Update prototype.
23390 * gengtype.c (string_type): Make static.
23391 (scalar_nonchar, scalar_char): New.
23392 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23393 (resolve_typedef): Use scalar_nonchar for error recovery.
23394 (create_scalar_type): Remove name_len field. Return scalar_char
23395 or scalar_nonchar as appropriate.
23396 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23397 to use string_type.
23398 (throughout): Use scalar_nonchar instead of calling
23399 create_scalar_type, whenever possible.
23400 (main): Initialize scalar_char and scalar_nonchar before calling
23402 * gengtype-lex.l: Adjust for removal of second argument to
23403 create_scalar_type. Use yylval.s instead of yylval.t when
23405 * gengtype-yacc.y: Type of SCALAR is string. Call
23406 create_scalar_type from type:SCALAR rule. Adjust for removal of
23407 second argument to create_scalar_type.
23409 * vec.h: Remove all #if IN_GENGTYPE blocks.
23410 Add comment saying that changes may require adjustments to gengtype.
23411 * gengtype.c: Don't include coretypes.h or tm.h.
23412 Add comment to inclusion of errors.h.
23413 (note_def_vec, note_def_vec_alloc): New functions.
23414 * gengtype.h: Declare new functions.
23415 * gengtype-lex.l: Don't include coretypes.h.
23416 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23418 (update_lineno): Remove unnecessary prototype.
23419 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23420 (VEC rule): Just return VEC_TOKEN.
23421 * gengtype-yacc.y (VEC_TOKEN): New token type.
23422 (type): Add a production for VEC(a,b).
23423 * Makefile.in: Update dependencies.
23425 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23426 typedefs that use the old PARAMS macro.
23428 * gengtype-lex.l: Remove all rules and states relating to yacc
23430 * gengtype-yacc.y: Similarly.
23431 * gengtype.c (note_yacc_type): Delete function.
23432 * gengtype.h: Update prototypes.
23434 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23436 * tree-pretty-print.c (dump_generic_node): Report precision of
23437 unnamed integer types.
23439 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23441 * ifcvt.c (noce_try_store_flag_constants): Don't check
23442 no_new_pseudos here.
23443 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23444 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23445 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23446 noce_try_sign_mask): Likewise.
23447 (if_convert): Check no_new_pseudos here.
23449 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23451 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23452 (noce_get_condition): Handle new then_else_reversed argument.
23453 (noce_init_if_info): Remove, fold into noce_find_if_block.
23454 (noce_process_if_block): Take a struct noce_if_info as the
23455 argument. Don't set up one based on ce_if_info. Update pointer
23456 references accordingly.
23457 (cond_move_process_if_block): Likewise.
23458 (process_if_block): Removed.
23459 (find_if_block): Removed. Move functionality two new functions,
23460 noce_find_if_block and cond_exec_find_if_block.
23461 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23462 blocks and the symmetric IF-ELSE-JOIN case.
23463 (cond_exec_find_if_block): Also new function mostly based on old
23464 find_if_block and process_if_block.
23465 (find_if_header): Replace find_if_block call with separately
23466 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23467 (find_cond_trap): Update noce_get_condition call.
23468 (dead_or_predicable): Likewise.
23470 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23472 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23474 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23475 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23476 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23477 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23478 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23479 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23480 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23481 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23482 __builtin_ia32_psrad128 builtins.
23484 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23486 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23487 * config/i386/constraints.md
23488 (define_constraint "I"): Use IN_RANGE macro.
23489 (define_constraint "J"): Ditto.
23490 (define_constraint "K"): Ditto.
23491 (define_constraint "M"): Ditto.
23492 (define_constraint "N"): Ditto.
23493 (define_constraint "O"): Ditto.
23494 * config/i386/predicates.md
23495 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23496 (define_predicate "const_0_to_3_operand"): Ditto.
23497 (define_predicate "const_0_to_7_operand"): Ditto.
23498 (define_predicate "const_0_to_15_operand"): Ditto.
23499 (define_predicate "const_0_to_63_operand"): Ditto.
23500 (define_predicate "const_0_to_255_operand"): Ditto.
23501 (define_predicate "const_1_to_31_operand"): Ditto.
23502 (define_predicate "const_2_to_3_operand"): Ditto.
23503 (define_predicate "const_4_to_7_operand"): Ditto.
23505 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23507 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23508 in SImode for save_world.
23509 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23512 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23514 PR tree-optimization/30784
23515 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23518 2007-03-25 Revital Eres <eres@il.ibm.com>
23520 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23521 Fold movement_possibility function into it.
23523 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23525 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23526 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23527 (call_indirect_nonlocal_darwin64): Same.
23528 (call_nonlocal_darwin64): Same.
23529 (call_value_indirect_nonlocal_darwin64): Same.
23530 (call_value_nonlocal_darwin64): Same.
23531 (sibcall_nonlocal_darwin64): Same.
23532 (sibcall_value_nonlocal_darwin64): Same.
23533 (sibcall_symbolic_64): Same.
23534 (sibcall_value_symbolic_64): Same.
23535 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23537 (rs6000_emit_load_toc_table): Same.
23538 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23539 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23541 (divss_call): Same.
23542 (divus_call): Same.
23543 (quoss_call): Same.
23544 (quous_call): Same.
23545 (load_toc_v4_pic_si): Same
23546 (load_toc_v4_PIC_1): Same.
23547 (load_toc_v4_PIC_1b): Same.
23548 (call_indirect_aix{32,64}): Same.
23549 (call_value_indirect_aix{32,64}): Same.
23551 (call_value): Same.
23552 (call_local{32,64}): Same.
23553 (call_value_local{32,64}): Same.
23554 (call_indirect_nonlocal_aix{32,64}): Same.
23555 (call_nonlocal_aix{32,64}): Same.
23556 (call_value_indirect_nonlocal_aix{32,64}): Same.
23557 (call_value_nonlocal_aix{32,64}): Same.
23558 (call_indirect_nonlocal_sysv<mode>): Same.
23559 (call_nonlocal_sysv<mode>): Same.
23560 (call_value_indirect_nonlocal_sysv<mode>): Same.
23561 (call_value_nonlocal_sysv<mode>): Same.
23563 (sibcall_local{32,64}): Same.
23564 (sibcall_value_local{32,64}): Same.
23565 (sibcall_nonlocal_aix{32,64}): Same.
23566 (sibcall_value_nonlocal_aix{32,64}): Same.
23567 (sibcall_nonlocal_sysv<mode>): Same.
23568 (sibcall_value): Same.
23569 (sibcall_value_nonlocal_sysv<mode>): Same.
23571 2007-03-24 Paul Brook <paul@codesourcery.com>
23573 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23574 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23576 2007-03-24 Richard Henderson <rth@redhat.com>
23578 * config/ia64/constraints.md: New file.
23579 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23580 satisfies_constraint_?.
23581 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23582 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23583 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23584 ia64_output_mi_thunk): Likewise.
23585 (ia64_const_ok_for_letter_p): Remove.
23586 (ia64_const_double_ok_for_letter_p): Remove.
23587 (ia64_extra_constraint): Remove.
23588 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23589 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23590 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23591 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23592 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23593 EXTRA_MEMORY_CONSTRAINT): Remove.
23594 * config/ia64/ia64.md: Include constriants.md. Replace
23595 CONST_OK_FOR_? with satisfies_constraint_?.
23597 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23598 H.J. Lu <hongjiu.lu@intel.com>
23600 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23602 (name macros): Use DPD_BID_NAME to convert names properly.
23604 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23605 decimal floating point format.
23606 (init_floating_libfuncs): Change decimal functions so that they
23607 have a "bid_" prefix if the decimal system uses the BID format,
23608 and "dpd_" prefix if the decimal system uses the DPD format.
23609 (init_interclass_conv_libfuncs): Ditto.
23610 (init_intraclass_conv_libfuncs): Ditto.
23612 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23613 using the BID format.
23615 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23616 whether we are using the BID decimal format.
23617 * configure: Regenerate.
23619 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23620 the compiler has decimal floating point enabled. Define
23621 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23624 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23625 using the BID format.
23627 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23628 whether we are using the BID decimal format.
23629 * configure: Regenerate.
23631 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23632 the compiler has decimal floating point enabled. Define
23633 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23636 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23637 options, and that it is enabled for i386/x86_64 systems.
23639 * Makefile.in (enable_decimal_float): New.
23641 (DECNUMINC): Add -I$(DECNUMFMT).
23642 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23643 to $(DECNUMFMT) from $(DECNUM).
23645 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23646 Substitute enable_decimal_float.
23647 * configure: Regenerated.
23650 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23653 * configure.ac: Enable decimal float for x86_64-*-linux*.
23654 * configure: Regenerated.
23657 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23658 decimal128ClearSign to flip and clear the sign bit in decimal128.
23659 (decimal_real_maxval): Set decimal128SetSign to set the sign
23662 2007-03-23 Ian Lance Taylor <iant@google.com>
23664 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23666 2007-03-23 Ian Lance Taylor <iant@google.com>
23668 * tree-dump.c (dump_files): Correct comment.
23670 2007-03-23 Ian Lance Taylor <iant@google.com>
23672 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23674 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23676 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23677 in cfglayout mode. Don't go into and out of cfglayout mode.
23678 Link the blocks in the order of the constructed traces.
23679 (rest_of_handle_tracer): Adjust call to tracer.
23680 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23681 Don't go into cfglayout mode.
23682 (rtl_loop_done): Don't go out of cfglayout mode.
23683 * cfglayout.c (relink_block_chain): New function, split out from...
23684 (fixup_reorder_chain): ...here. Remove redundant checking.
23685 (cfg_layout_finalize): Don't clear the header, footer, and aux
23686 fields here, move the code to do so to relink_block_chain. Likewise
23687 for free_original_copy_tables.
23688 * rtl.h (tracer): Update prototype.
23689 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23690 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23691 mode. Use relink_block_chain to serialize the CFG according to the
23692 new basic block order. Move targetm.cannot_modify_jumps_p check from
23694 (gate_handle_reorder_blocks): ...to here.
23695 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23697 (gate_duplicate_computed_gotos): ...to here.
23698 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23699 something always changes when going into and out of cfglayout mode.
23700 Perform an expensive cfg cleanup while going into cfglayout mode.
23701 Always update liveness information on HAVE_conditional_execution
23702 targets. Reserialize the basic blocks and go out of cfglayout mode.
23703 * reg-stack.c: Include cfglayout.h.
23704 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23705 the call to reorder_basic_blocks.
23706 * basic-block.h (reorder_basic_blocks): Update prototype.
23707 (relink_block_chain): New prototype.
23708 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23710 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23712 * config/mips/mips.md (type, hazard, *movdi_32bit,
23713 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23714 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23715 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23716 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23717 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23719 (movcc): Change first xfer to multi.
23720 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23721 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23722 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23723 config/mips/generic.md: Change reservations using "xfer" to use
23725 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23726 using match_operand.
23727 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23728 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23730 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23732 2007-03-22 Richard Henderson <rth@redhat.com>
23734 * config/i386/i386.c: Remove unnecessary function declarations.
23735 Move targetm definition, and all related macros, to the end of
23736 the file. Resort some functions to put definitions before uses.
23737 (ix86_attribute_table): Make static. Move to end of file.
23738 (ix86_gimplify_va_arg): Make static.
23740 2007-03-22 Richard Henderson <rth@redhat.com>
23742 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23743 don't increase local_regparm with force_align_arg_pointer check.
23744 (ix86_function_sseregparm): Assert 32-bit.
23745 (type_has_variadic_args_p): New.
23746 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23747 type_has_variadic_args_p.
23748 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23749 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23750 use memset instead. Do maybe_vaarg check first; skip attribute
23751 tests if true; skip attribute tests for 64-bit.
23752 (construct_container): Remove TARGET_DEBUG_ARG.
23753 (function_arg_advance_32, function_arg_advance_64): Split out ...
23754 (function_arg_advance): ... from here.
23755 (function_arg_32, function_arg_64): Split out ...
23756 (function_arg): ... from here.
23757 (ix86_pass_by_reference): Tidy.
23758 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23759 (function_value_32): New, from parts of ix86_function_value
23760 and ix86_value_regno.
23761 (function_value_64): New, from parts of ix86_function_value
23762 and ix86_libcall_value.
23763 (ix86_function_value_1): New.
23764 (ix86_function_value, ix86_libcall_value): Use it.
23765 (return_in_memory_32, return_in_memory_64): Split out ...
23766 (ix86_return_in_memory): ... from here.
23767 (ix86_struct_value_rtx): Skip for 64-bit.
23768 (ix86_libcall_value, ix86_value_regno): Remove.
23769 (setup_incoming_varargs_64): Split out ...
23770 (ix86_setup_incoming_varargs): ... from here.
23771 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23772 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23773 * config/i386/i386-protos.h (ix86_function_value): Remove.
23774 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23776 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23779 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23780 infinities not supported, otherwise emit warning if -Woverflow. On
23781 underflow, emit warning if -Woverflow.
23782 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23784 * real.h (real_from_string): Update declaration
23786 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23787 Richard Henderson <rth@redhat.com>
23789 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23790 * calls.c (compute_argument_block_size, expand_call,
23791 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23792 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23793 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23794 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23795 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23796 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23797 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23798 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23801 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23803 * c-incpath.c (add_sysroot_to_chain): New.
23804 (merge_include_chains): Add sysroot argument. Call
23805 add_sysroot_to_chain if sysrooted.
23806 (register_include_chains): Update call to merge_include_chains.
23807 * doc/cppopts.texi: Document use of '=' in include directory
23810 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23812 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23813 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23814 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23815 insn pattern using X87MODEF12 mode macro.
23817 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23819 * regmove.c (regmove_optimize): Use reg_mentioned_p
23820 instead of reg_overlap_mentioned_p for DST.
23822 2007-03-21 Mike Stump <mrs@apple.com>
23824 * c.opt: Fixup for Objective-C/C++.
23826 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23828 * explow.c (convert_memory_address): Fold memory reference when
23829 POINTERS_EXTEND_UNSIGNED < 0
23831 2007-03-21 Richard Henderson <rth@redhat.com>
23834 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23835 * config/i386/mmintrin.h (__m64): Likewise.
23836 * config/i386/xmmintrin.h (__m128): Likewise.
23838 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23840 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23841 (VXWORKS_OS_CPP_BUILTINS): Define.
23842 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23843 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23845 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23847 * rtl.h (constant_pool_reference_p): Delete.
23848 (find_constant_src): Declare.
23849 * rtlanal.c (find_constant_src): New function.
23850 * simplify-rtx.c (constant_pool_reference_p): Delete.
23851 * config/i386/i386.md: Use find_constant_src instead of
23852 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23854 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23856 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23857 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23859 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23861 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23862 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23863 (arm_elf_asm_constructor): Use it.
23864 (arm_elf_asm_destructor): New function.
23866 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23868 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23870 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23872 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23874 2007-03-19 Andrew Haley <aph@redhat.com>
23876 PR tree-optimization/31264
23877 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23878 VIEW_CONVERT_EXPRs.
23880 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23882 PR rtl-optimization/30907
23883 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23884 (fwprop_init): Always call loop_optimizer_initialize.
23885 (fwprop_done): Always call loop_optimizer_finalize.
23886 (fwprop): We always have loop info now.
23887 (gate_fwprop_addr): Remove.
23888 (pass_fwprop_addr): Use gate_fwprop as gate.
23890 PR rtl-optimization/30841
23891 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23892 df_chain_alloc): Call df_reorganize_refs unconditionally.
23893 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23894 refs_organized to refs_organized_size.
23895 (df_ref_create_structure): Use refs_organized_size instead of
23896 bitmap_size if refs had been organized, and keep refs_organized_size
23898 * df.h (struct df_ref_info): Change refs_organized to
23899 refs_organized_size.
23900 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23903 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23905 * except.c (output_function_exception_table): Do not reference the
23906 EH personality routine for functions that do not require an
23909 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23912 * c-typeck.c (convert_for_assignment): Call comptypes for
23913 RECORD_TYPE or UNION_TYPE.
23915 PR inline-asm/30505
23916 * reload1.c (reload): Do invalid ASM checking after
23917 cleanup_subreg_operands.
23919 2007-03-19 Jeff Law <law@redhat.com>
23921 * tree-cfg.c (find_taken_edge): Tighten conditions for
23922 optimizing computed gotos.
23924 2007-03-19 Michael Matz <matz@suse.de>
23926 * builtins.c (expand_builtin_sync_operation,
23927 expand_builtin_compare_and_swap,
23928 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23931 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23932 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23935 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23937 * doc/tm.texi: Add brackets around the return type of
23938 TARGET_SECONDARY_RELOAD.
23940 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23941 Richard Guenther <rguenther@suse.de>
23943 PR tree-optimization/31254
23944 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23945 Use handled_component_p () where appropriate. Continue
23946 propagating into the rhs if we propagated into an INDIRECT_REF
23949 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23951 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23952 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23953 (xde, xdee): Mode attributes adjusted to support DFP modes.
23954 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23955 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23956 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23957 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23958 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23959 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23960 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23962 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23963 "movsf"): Insn definitions removed.
23964 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23965 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23966 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23968 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23969 "reload_in<mode>", "reload_out<mode>"): Expander added.
23970 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23973 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23975 * config/s390/s390.md: Only non-functional changes. Renamed
23976 FPR mode macro to BFP all over the file.
23978 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23980 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23981 (op_type attribute): RRF instruction type added.
23982 (fT0): New mode attribute.
23983 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23984 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23985 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23986 instruction no secondary memory is needed when moving DFmode values
23987 between GPRs and FPRs.
23989 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23991 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23992 inverted and documentation adjusted.
23993 ("mhard-dfp", "msoft-dfp"): New options.
23994 * config/s390/s390.c (s390_handle_arch_option): New architecture
23996 (override_options): Sanity checks for the new options added.
23997 * config.gcc: New architecture switch: z9-ec.
23998 * config/s390/s390.h (processor_flags): PF_DFP added.
23999 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24000 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24001 when the bit is NOT set so remove it from the defaults.
24003 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24005 * genemit.c (main): Print include statement for dfp.h.
24006 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24009 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24011 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24013 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24016 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24017 instead of PATTERN.
24019 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24021 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24022 attr_length_call, output_call, output_indirect_call): Cleanup
24023 formatting of targetm calls.
24025 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24027 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24029 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24031 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24032 reservation, bypass and anti-bypass descriptions for these
24033 instructions. Update move patterns.
24034 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24037 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24039 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24040 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24041 (get_initial_def_for_reduction): Likewise.
24043 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24045 Fix PR tree-optimization/29922
24046 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24047 (get_representative): Removed.
24048 (value_dies_in_block_x): Update for rvuse removal.
24049 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24050 (compute_antic_aux): Handle when PHI nodes appear in
24051 non-single-successors.
24052 (dump_bitmap_of_names): Removed.
24053 (compute_antic_safe): Renamed and removed rvuse calculation.
24054 Calculate only antic safe.
24055 (insert_into_preds_of_block): Remove assert.
24056 (execute_pre): Update for renamed functions.
24057 (defer_or_phi_translate_block): New function.
24059 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24061 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24062 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24064 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24065 Follow spelling conventions.
24067 * tree-data-ref.h: Remove the prototype for analyze_array.
24069 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24071 PR tree-optimization/31041
24072 * tree-vect-transform.c (get_initial_def_for_induction): Call
24073 force_gimple_operand.
24075 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24077 * ipa-type-escape.c (look_for_casts) : Revert code to use
24078 handled_component_p due to ada test a-numaux.adb.
24080 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24082 * final.c (final_scan_insn): Alter the condition of a
24083 conditional trap if we have nonstandard CC.
24085 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24087 * configure.ac: Remove excess quoting from asm line 0 test.
24088 * configure: Rebuilt.
24090 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24092 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24093 * c-common.c (convert_and_check): Move warning logic to...
24094 (warnings_for_convert_and_check): ...here. Define.
24095 * c-common.h (warnings_for_convert_and_check): Declare.
24097 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24099 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24100 (output_call): Likewise.
24102 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24104 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24106 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24108 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24110 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24112 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24113 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24115 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24117 PR tree-optimization/31183
24118 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24119 Use double_int instead of unsigned int for representing access_strides.
24120 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24122 2007-03-16 Richard Guenther <rguenther@suse.de>
24124 PR tree-optimization/31146
24125 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24126 to allow recursion of forward_propagate_addr_expr.
24127 (forward_propagate_addr_into_variable_array_index): Likewise.
24128 (forward_propagate_addr_expr): Likewise.
24129 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24130 (forward_propagate_addr_expr_1): Recurse on simple copies
24131 instead of propagating into them. Do so for useless conversions
24133 (forward_propagate_addr_expr): Clean up unused statements after
24136 2007-03-16 Richard Guenther <rguenther@suse.de>
24138 * builtins.c (expand_builtin_cexpi): Use the right argument
24139 for the expansion via cexp.
24141 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24143 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24144 * configure: Rebuilt.
24146 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24149 * dwarf2out.c (force_type_die): Adjust comment.
24150 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24152 2007-03-15 DJ Delorie <dj@redhat.com>
24154 * config/frv/predicates.md (minmax_operator): Don't check operands
24157 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24159 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24160 Update constant estimates of number of iterations.
24161 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24162 argument renamed to "realistic".
24163 (compute_estimated_nb_iterations): Removed.
24164 (record_niter_bound): New function.
24165 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24166 call record_nonwrapping_iv with upper = false.
24167 (infer_loop_bounds_from_signedness): Pass upper argument to
24168 record_nonwrapping_iv.
24169 (estimate_numbers_of_iterations_loop): Do not call
24170 compute_estimated_nb_iterations. Record estimate based on profile
24171 information. Initialize the constant estimates of number of
24173 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24175 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24176 number of iterations is too small.
24177 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24178 (EST_NOT_AVAILABLE): Removed.
24179 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24180 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24183 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24185 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24186 Handle NE_EXPR guards.
24188 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24191 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24192 Set also -pedantic-errors by default for the preprocessor unless
24193 -fpermissive is given.
24195 2007-03-15 Richard Guenther <rguenther@suse.de>
24197 PR middle-end/29719
24198 PR middle-end/31161
24199 * builtins.c (expand_builtin_cexpi): As a fallback if we
24200 don't have builtins for sincos or cexp create a function
24201 declaration for cexp and expand to a call to that.
24202 (expand_builtin_int_roundingfn): Always fall
24203 back to floor/ceil and its variants even if they may be
24206 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24208 PR middle-end/31159
24209 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24210 jump tables, move the call to delete_dead_jumptables from here...
24211 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24212 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24213 don't allow merging of blocks that try_redirect_by_replacing_jump
24214 also does not handle when not optimizing.
24216 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24217 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24219 * config/i386/i386.md (x86_sahf_1): Correctly handle
24222 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24225 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24226 x86_64_general_operand as operand[2] predicate. Remove "iF"
24227 from operand constraints and use "e" constraint instead.
24228 (*subti3_1, *subti3_1 splitter): Ditto.
24229 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24230 operand[1] predicate.
24232 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24234 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24235 arrays, multiply the access strides by the size of the sub-array.
24236 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24238 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24240 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24241 the configured assembler supports the sahf mnemonic.
24242 * configure: Regenerate.
24243 * config.in: Regenerate.
24245 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24246 emit "sahf" or ".byte\t0x9e" as asm template.
24248 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24251 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24252 option to replace hard coded TARGET_xxx in md file.
24253 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24254 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24255 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24256 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24257 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24258 (X86_TUNE_NOT_VECTORMODE): Ditto.
24259 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24260 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24261 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24262 (TUNE_SLOW_IMUL_IMM8): Ditto.
24263 (TUNE_MOVE_M1_VIA_OR): Ditto.
24264 (TUNE_NOT_UNPAIRABLE): Ditto.
24265 (TUNE_NOT_VECTORMODE): Ditto.
24267 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24270 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24271 tuning options instead of hard coded TARGET_xxx.
24272 (fix ssemode peephole2's): Ditto.
24273 (imul peephole2's): Ditto.
24275 (movdi_or_rex64): Ditto.
24276 (move peephole2): Ditto.
24277 (not peephole2's): Ditto.
24279 2007-03-14 Dirk Mueller <dmueller@suse.de>
24281 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24282 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24283 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24285 * c-parser.c (c_parser_do_statement): Warn about empty body in
24286 do/while statement.
24287 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24288 * doc/invoke.texi (-Wempty-body): Update documentation.
24290 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24293 * c-common.h (warn_for_div_by_zero): Declare.
24294 * c-common.c (warn_for_div_by_zero): Define.
24295 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24298 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24300 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24301 to PREFIX and STANDARD_PREFIX.
24303 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24304 Phil Edwards <phil@codesourcery.com>
24306 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24307 (__gthread_once_t): Remove busy field for RTPs.
24308 (__GTHREAD_ONCE_INIT): Update accordingly.
24310 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24312 * doc/invoke.texi: Document VxWorks options.
24314 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24316 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24318 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24320 PR tree-optimization/30590
24321 * tree-nrv.c (tree_nrv): Check for the partial update of the
24324 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24326 * flags.h (flag_random_seed): Remove declaration, in favor of...
24327 * toplev.h (get_random_seed, set_random_seed): ... these.
24328 * tree.c (get_file_function_name): Use the former.
24329 * opts.c (common_handle_option): Use the latter.
24332 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24334 PR middle-end/31127
24335 * cse.c (cse_find_path): Do not bail out if a basic block that
24336 we already visited now becomes part of a path that starts at a
24337 different basic block. Just disallow this, to make sure we
24338 visit each basic block at most once.
24340 2007-03-13 Jan Hubicka <jh@suse.cz>
24342 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24343 attributes, when profile esitmate is present, calls with very low
24344 frequency are cold.
24346 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24348 PR tree-optimization/30730
24349 PR tree-optimization/26900
24350 * tree-ssa-loop-niter.c: Include gmp.h.
24351 (bounds): New type.
24352 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24353 split_to_var_and_offset, determine_value_range,
24354 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24355 bound_difference, bounds_add, bounds_negate,
24356 number_of_iterations_ne_max, dump_affine_iv): New functions.
24357 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24358 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24359 difference of initial and final value of control iv to validate
24361 (number_of_iterations_cond): Add loop parameter. Determine bounds
24362 on the difference of the extremes of the control iv. Add dumps.
24363 (expand_simple_operations): Handle phi nodes.
24364 (simplify_using_initial_conditions): Do not record used conditions.
24365 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24366 Do not set additional_info.
24367 (implies_nonnegative_p, implies_ge_p): Removed.
24368 (derive_constant_upper_bound): Do not use parameter `additional'.
24369 (record_estimate): Parameter `additional' removed. Parameter
24370 `i_bound' added. Do not call derive_constant_upper_bound.
24371 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24372 bound the number of iterations estimate.
24373 (estimate_numbers_of_iterations_loop): Pass the estimate from
24374 the number of iterations analysis to record_estimate.
24375 * tree.h (multiple_of_p): Declare.
24376 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24377 (scev_const_prop): Do not check expression_expensive_p.
24378 * fold-const.c (multiple_of_p): Exported.
24379 * double-int.c (double_int_mask): Exported.
24380 * double-int.h (double_int_mask): Declare.
24381 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24382 field. Added max field.
24384 2007-03-13 David Taylor <taylor@candd.org>
24387 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24390 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24393 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24394 two unamed patterns.
24396 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24398 * config/i386/i386.opt (mcx16, msahf): New options.
24399 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24400 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24402 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24403 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24404 Output -mcx16 and -msahf options when corresponding bit is set.
24406 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24407 and -msahf options.
24409 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24411 * configure.ac: Test for assembler tolerance to # 0 "".
24412 * configure, config.in: Rebuilt.
24413 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24415 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24417 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24419 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24420 (handle_syscall): Handle direct system calls.
24421 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24423 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24425 * doc/invoke.texi: Fix cpp.info cross-reference.
24426 * doc/passes.texi: Fix gcc.info cross-reference.
24428 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24430 PR tree-optimization/30835
24431 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24432 bb_for_stmt is not NULL before accessing it.
24434 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24436 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24439 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24442 * doc/install.texi: Document --enable-stage1-languages
24444 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24446 * tree-pass.h (pass_into_cfg_layout_mode,
24447 pass_outof_cfg_layout_mode): Declare.
24448 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24449 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24450 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24451 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24453 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24455 * c-decl.c (warn_variable_length_array): New function.
24456 Refactored from grokdeclarator to handle warn_vla
24457 and handle unnamed array case.
24458 (grokdeclarator): Refactored VLA warning case.
24459 * c.opt (Wvla): New flag.
24460 * doc/invoke.texi (Wvla): New warning.
24462 2007-03-12 Richard Henderson <rth@redhat.com>
24464 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24465 (TARGET_SECTION_TYPE_FLAGS): New.
24467 2007-03-12 Richard Henderson <rth@redhat.com>
24469 * config/darwin.c (machopic_reloc_rw_mask): New.
24470 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24471 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24473 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24475 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24476 * cppdefault.h (cpp_PREFIX): Document.
24477 (cpp_PREFIX_len): Likewise.
24478 (cpp_EXEC_PREFIX): New variable.
24479 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24480 * c-incpath.c (add_standard_paths): Correct logic for relocating
24481 paths within prefix.
24483 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24485 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24486 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24488 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24489 fix_truncdfdi_sse using SSEMODEF mode macro.
24490 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24491 fix_truncdfsi_sse using SSEMODEF mode macro.
24492 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24493 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24495 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24497 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24498 elfos.h to tm_file.
24500 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24502 * tree.h : Add multiple_of_p declaration.
24503 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24504 * ipa-type-escape.c (results_of_malloc): Redundant.
24505 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24506 (cast_type): Extended with new members.
24507 (check_cast): Returns cast_type.
24508 (cast): New structure for data of walk_use_def_chains.
24509 (is_malloc_result, is_cast_from_non_pointer_1,
24510 is_cast_from_non_pointer,
24511 is_array_access_through_pointer_and_index): New functions.
24512 (look_for_casts): Returns cast types.
24513 (check_call): Returns void.
24514 (okay_pointer_operation): Use support of pointer plus index,
24515 pointer plus constant and allow all multiplications.
24517 2007-03-11 Richard Guenther <rguenther@suse.de>
24519 PR tree-optimization/31115
24520 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24521 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24522 A shift count of zero is not special as with *_DIV_EXPR.
24523 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24526 2007-03-11 Ian Lance Taylor <iant@google.com>
24528 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24529 the *_DIV_EXPR codes correctly with overflow infinities.
24531 2007-03-11 Ira Rosen <irar@il.ibm.com>
24533 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24534 indicate success/failure of the analysis. Add negation to subtrahend
24535 in case of subtraction. Fail if both operands contain constants.
24536 (create_data_ref): Fail if analyze_offset fails.
24538 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24540 * config/i386/i386.md (frndintxf2): Rename to ...
24541 (rintxf2): ... this. Remove expander having same name.
24542 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24543 (roundsf2, rounddf2): Ditto.
24544 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24545 (lround<mode>di2, lround<mode>si2): Ditto.
24547 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24549 * lower-subreg.c: Include except.h.
24550 (decompose_multiword_subregs): Verify that the only control flow
24551 insns we can split are loads to multi-words pseudos.
24552 Handle breaking such blocks after splitting, instead of calling
24553 find_many_sub_basic_blocks.
24555 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24556 on the new basic block. Add a lengthy comment explaining why we
24557 thought this was necessary.
24558 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24560 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24563 * tree.c (walk_type_fields): Recurse into the element type of
24564 ARRAY_TYPEs if there is a pointer set.
24566 2007-03-10 Dirk Mueller <dmueller@suse.de>
24568 * c-common.c (warn_logical_operator): Fix condition.
24570 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24572 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24574 * config/darwin.c (machopic_select_section): Remove superfluous
24575 argument in call to categorize_decl_for_section. Remove unused
24578 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24580 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24582 * configure: Regenerate.
24584 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24587 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24588 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24589 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24590 Add LABEL_NUSES to emitted label.
24591 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24592 branch probability value to emitted jump insn.
24593 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24594 Do not check life information and do not re-arrange input operands
24595 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24597 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24599 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24600 the change of decode_asm_operands.
24602 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24604 * mode-switching.c (create_pre_exit): Skip blockage insn.
24606 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24608 * tree-pass.h (TODO_update_smt_usage): Remove.
24610 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24614 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24616 * pa.c (attr_length_call): Revise condition for long
24617 pc-relative branch.
24618 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24619 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24620 sequence on SOM target.
24622 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24624 * gcc.c: Document %{, in big comment at top.
24625 (input_suffix_matches): Remove special handling for .s and
24627 (input_spec_matches): New.
24628 (handle_braces): Handle %{,.
24629 (validate_switches): ',' indicates a value which is not a switch.
24630 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24631 to detect assembler input.
24632 * config/i386/sol2.h (CPP_SPEC): Likewise.
24633 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24634 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24635 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24636 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24637 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24638 -m64 causes deployment target to default to 10.5.
24639 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24641 2007-03-09 Richard Henderson <rth@redhat.com>
24644 * target.h (targetm.asm.out.reloc_rw_mask): New.
24645 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24646 (TARGET_ASM_OUT): Use it.
24647 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24648 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24649 use the new reloc_rw_mask target hook instead.
24650 (default_section_type_flags_1): Merge into...
24651 (default_section_type_flags): ... here.
24652 (decl_readonly_section_1): Merge into...
24653 (decl_readonly_section): ... here.
24654 (default_elf_select_section_1): Merge into...
24655 (default_elf_select_section): ... here.
24656 (default_unique_section_1): Merge into...
24657 (default_unique_section): ... here.
24658 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24659 (default_select_rtx_section): Use it.
24660 (default_elf_select_rtx_section): Likewise.
24661 * output.h: Update to match.
24662 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24663 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24664 (TARGET_ASM_RELOC_RW_MASK): New.
24665 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24666 to categorize_decl_for_section.
24667 (x86_64_elf_unique_section): Likewise.
24668 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24669 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24670 (TARGET_ASM_RELOC_RW_MASK): New.
24671 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24672 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24673 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24674 (TARGET_RWRELOC): Remove.
24675 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24676 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24677 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24678 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24679 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24680 (rs6000_xcoff_select_section): Use decl_readonly_section.
24681 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24682 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24683 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24684 (TARGET_SECTION_TYPE_FLAGS): Remove.
24685 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24687 2007-03-09 Roger Sayle <roger@eyesopen.com>
24689 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24690 complex constant equality/inequality comparisons for here.
24691 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24692 known at compile-time or can be simplified to a scalar comparison.
24693 (fold_relational_const): Move compile-time evaluation of complex
24694 constant equality/inequality comparisons to here.
24696 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24698 PR rtl-optimization/30643
24699 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24701 (fold_rtx): Recurse, like before 2006-11-03.
24703 2007-03-09 DJ Delorie <dj@redhat.com>
24705 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24708 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24710 PR tree-optimization/30375
24711 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24712 LHS of statements is not the same.
24713 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24715 2007-03-09 Chao-ying Fu <fu@mips.com>
24717 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24719 * doc/invoke.texi (-mdspr2): Document new option.
24720 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24721 New unspec for DSP REV 2.
24722 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24723 these instructions are extended in DSP REV 2.
24724 (mips-dspr2.md): Include.
24725 * config/mips/mips.opt (mdspr2): New option.
24726 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24727 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24728 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24729 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24730 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24731 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24732 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24734 (bdesc_map): Add one field of unsupported_target_flags.
24735 (bdesc_arrays): Update entries to have extra fields. Add
24737 (mips_init_builtins): Initialize new function types.
24738 Check unsupported_target_fileds to filter out builtins.
24739 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24741 (ASM_SPEC): Pass mdspr2 to the assembler.
24742 * config/mips/mips-dspr2.md: New file.
24744 2007-03-09 Sa Liu <saliu@de.ibm.com>
24746 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24748 2007-03-09 Ian Lance Taylor <iant@google.com>
24750 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24751 argument) like -Wstrict-overflow=2.
24752 * doc/invoke.texi (Warning Options): Update documentation.
24754 2007-03-09 Dirk Mueller <dmueller@suse.de>
24757 * doc/invoke.texi (-Wlogical-op): Document.
24758 * common.opt (-Wlogical-op): New.
24759 * c-common.h (warn_logical_operator): Declare.
24760 * c-common.c (warn_logical_operator): Define.
24761 * c-typeck.c (parser_build_binary_op): Call
24762 warn_logical_operator.
24764 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24766 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24767 * final.c (final_scan_insn): Test for non-"" file name.
24769 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24771 * doc/loop.texi: Document the Omega linear constraints solver.
24772 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24773 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24774 omega-hash-table-size, omega-max-keys, and
24775 omega-eliminate-redundant-constraints.
24776 * tree-pass.h (pass_check_data_deps): Declared.
24779 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24780 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24781 pass_check_data_deps): New.
24782 * tree-data-ref.c (init_data_ref): Remove declaration.
24783 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24784 (analyze_array): Renamed init_array_ref, move up initializations.
24785 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24786 Removed arguments that are set to NULL.
24787 (analyze_indirect_ref): Correct indentation, correct call to
24789 (object_analysis): Call init_array_ref instead of analyze_array.
24790 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24791 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24792 of DR_ACCESS_FNS_ADDR.
24793 (init_omega_eq_with_af, omega_extract_distance_vectors,
24794 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24795 ddr_consistent_p): New.
24796 (compute_affine_dependence): Check consistency of ddrs when
24797 flag_check_data_deps is passed.
24798 (analyze_all_data_dependences): Uncomment.
24799 (tree_check_data_deps): New.
24800 * tree-data-ref.h: Include omega.h.
24801 (DR_ACCESS_FNS_ADDR): Removed.
24802 (data_dependence_relation): Add inner_loop.
24803 (DDR_INNER_LOOP): New.
24804 * common.opt (fcheck-data-deps): New.
24805 * tree-flow.h (tree_check_data_deps): Declare.
24806 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24807 (OBJS-common): Depend on omega.o.
24809 * passes.c (pass_check_data_deps): Scheduled.
24810 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24811 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24812 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24813 PARAM_VECT_MAX_VERSION_CHECKS,
24814 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24816 2007-03-09 Richard Guenther <rguenther@suse.de>
24818 PR tree-optimization/30904
24819 PR middle-end/31058
24820 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24821 the same way as *_DIV_EXPR.
24823 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24825 * recog.c (decode_asm_operands): No mixed declarations and code.
24827 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24829 * rtl.def (ASM_INPUT): Add location.
24830 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24831 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24832 (decode_asm_operands): Add loc operand.
24833 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24834 * stmt.c (expand_asm): Rename to...
24835 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24836 gen_rtx_ASM_INPUT_loc.
24837 (expand_asm_expr): Adjust.
24838 * recog.c (decode_asm_operands): Add loc operand.
24839 (check_asm_operands, extract_insn): Adjust.
24840 * reload1.c (maybe_fix_stack_asms): Likewise.
24841 * final.c (asm_insn_count): Likewise.
24842 (final_scan_insn): Output # line before and after asm.
24844 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24846 * tree-ssa-structalias.c (variable_info): Remove
24848 (new_var_info): Ditto.
24849 (shared_bitmap_info_t): New structure.
24850 (shared_bitmap_table): New variable.
24851 (shared_bitmap_hash): New function.
24852 (shared_bitmap_eq): Ditto
24853 (shared_bitmap_lookup): Ditto.
24854 (shared_bitmap_add): Ditto.
24855 (merge_smts_into): Change to take bitmap directly.
24856 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24857 (init_alias_vars): Init shared bitmap hashtable.
24858 (delete_points_to_sets): Delete shared bitmap hashtable.
24859 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24860 is_aliased removal as a change that was still necessary was
24863 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24865 * config/i386/i386.h (override_options): Conditionally disable
24866 x86_sahf for 64bit targets only.
24868 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24871 * c-decl.c (merge_decls): Don't call make_var_volatile.
24872 * varasm.c (make_var_volatile): Remove.
24873 * output.h (make_var_volatile): Remove.
24875 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24877 PR tree-optimization/31085
24878 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24880 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24882 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24883 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24884 ATTR_CONST_NOTHROW_LIST.
24886 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24889 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24891 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24893 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24896 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24898 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24899 passed, use shared libgcc.
24901 2007-03-08 Roger Sayle <roger@eyesopen.com>
24903 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24904 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24905 (honor_protect_cleanup_actions, lower_try_finally_switch):
24907 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24908 ifc_temp_var): Likewise.
24909 * tree-inline.c (setup_one_parameter): Likewise.
24910 * tree-mudflap.c (mf_decl_cache_locals,
24911 mf_build_check_statement_for): Likewise.
24912 * tree-nested.c (init_tmp_var, save_tmp_var,
24913 finalize_nesting_tree_1): Likewise.
24914 * tree-outof-ssa.c (insert_copy_on_edge,
24915 insert_backedge_copies): Likewise.
24916 * tree-profile.c (tree_gen_edge_profiler,
24917 tree_gen_ic_profiler): Likewise.
24918 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24919 * tree-sra.c (sra_build_assignment): Likewise.
24920 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24921 * tree-ssa-math-opts.c (insert_reciprocals,
24922 execute_cse_sincos_1): Likewise.
24923 * tree-tailcall.c (adjust_accumulator_values,
24924 adjust_return_value): Likewise.
24925 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24926 * tree-vect-transform.c (vect_create_data_ref_ptr,
24927 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24928 vect_create_epilog_for_reduction, vectorizable_reduction,
24929 vectorizable_call, vectorizable_conversion,
24930 vectorizable_assignment, vectorizable_operation,
24931 vectorizable_type_demotion, vect_gen_widened_results_half,
24932 vect_permute_store_chain, vectorizable_store,
24933 vect_setup_realignment, vect_permute_load_chain,
24934 vectorizable_load, vectorizable_condition,
24935 vect_create_cond_for_align_checks): Likewise.
24936 * tree-vrp.c (build_assert_expr_for): Likewise.
24938 2007-03-08 Ian Lance Taylor <iant@google.com>
24940 * tree-vrp.c: Include "intl.h".
24941 (usable_range_p): New static function.
24942 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24943 overflowed values, juts set *strict_overflow_p.
24944 (compare_values): Only return -2 if one of the operands is not a
24946 (compare_ranges): Call usable_range_p.
24947 (compare_range_with_value): Likewise.
24948 (vrp_evaluate_conditional_warnv): Rename from
24949 vrp_evaluate_conditional. Make static. Change all callers.
24950 (vrp_evaluate_conditional): New function.
24951 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24952 on signed overflow.
24953 (simplify_abs_using_ranges): Likewise.
24954 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24955 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24956 within_stmt parameter.
24957 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24958 vrp_evaluate_conditional.
24959 * tree-ssa-threadedge.c
24960 (record_temporary_equivalences_from_stmts_at_dest): Change
24961 simplify parameter to take a second tree parameter.
24962 (simplify_control_stmt_condition): Likewise.
24963 (thread_across_edge): Likewise.
24964 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24965 (thread_across_edge): Likewise.
24966 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24968 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24970 * config/i386/i386.h (TARGET_SAHF): New define.
24971 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24972 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24973 (x86_sahf): New global variable.
24974 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24975 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24976 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24977 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24979 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24980 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24981 when expanding fcomi/sahf based tests.
24982 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24983 expanding sahf based alternative. Emit sahf based sequence when
24984 optimizing for code size.
24985 * config/i386/i386.md (x86_sahf_1): Do not disable for
24986 TARGET_64BIT, enable for TARGET_SAHF.
24988 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24990 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24991 spurious whitespace from error message.
24993 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24996 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24998 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25000 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25002 * tree-sra.c (instantiate_element): Propagate disabled warnings
25003 from the element itself to the created variable.
25005 2007-03-07 Richard Henderson <rth@redhat.com>
25008 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25009 silently fix up the stack in the case of a missing register.
25011 2007-03-07 Paul Brook <paul@codesourcery.com>
25013 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25015 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25017 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25019 (phase1_vrs): Use them.
25020 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25021 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25022 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25023 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25024 __gnu_Unwind_Restore_WMMXC if required.
25025 (_Unwind_VRS_Pop): Implement iWMMXt support.
25026 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25027 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25028 gnu_Unwind_Save_WMMXC): Define.
25030 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25032 * config/vxworks.h (vxworks_override_options): Declare.
25033 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25034 * config/vxworks.c: Include target.h and toplev.h.
25035 (vxworks_override_options): New function.
25036 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25038 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25040 * config/s390/s390.c (override_options): Don't emit an error when
25041 -mstack-size is used without providing -mstack-guard.
25042 (s390_emit_prologue): Choose stack_guard value automatically if not
25043 provided via command line.
25044 * doc/invoke.texi: Adjust description of -mstack-guard and
25047 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25049 * config/i386/i386.c (output_set_got): Add a GOT initialization
25050 sequence for VxWorks PIC.
25051 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25052 around labels as well as symbols. Use gotoff_operand instead
25053 of local_symbolic_operand.
25054 (legitimize_pic_address): Use gotoff_operand instead of
25055 local_symbolic_operand. Use @GOT accesses for labels as
25057 (ix86_output_addr_diff_elt): Use PC-relative rather than
25058 GP-relative offsets for VxWorks PIC.
25059 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25060 no_new_pseudos. Check whether the returned register is op0.
25061 * config/i386/i386.md (tablejump): Use PC-relative rather than
25062 GP-relative offsets for VxWorks PIC.
25063 * config/i386/predicates.md (gotoff_operand): New predicate.
25065 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25067 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25069 * config/vxworks-dummy.h: New file.
25070 * config/i386/i386.h: Include it.
25072 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25074 * dwarf2out.c (is_inlined_entry_point): New
25075 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25076 DW_AT_ranges if the first subblock is the entry point.
25078 2007-03-06 David Daney <ddaney@avtrex.com>
25080 * doc/install.texi (mips-*-*): Change recommended binutils
25083 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25085 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25086 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25088 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25089 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25091 2007-03-06 Jan Hubicka <jh@suse.cz>
25093 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25094 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25096 (probably_cold_bb_p): Cold functions are cold.
25097 (probably_never_executed_bb_p): Cold functions are cold.
25098 (tree_bb_level_predictions): Predict calls to cold functions as not
25100 (compute_function_frequency): Check hot/cold attributes.
25101 * function.h (function_frequency): Update comments.
25102 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25103 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25104 (c_common_att): Add cold and hot.
25106 * doc/extend.texi (hot,cold attributes): Document.
25108 2007-03-06 Andrew Haley <aph@redhat.com>
25110 * function.c (expand_function_end): Move blockage to just after we
25111 emit the label for the naked return from the function.
25113 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25115 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25118 2007-03-06 Jan Hubicka <jh@suse.cz>
25120 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25121 loaded for constant large models. Non-large 64bit PIC can do.
25122 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25123 * cmodel.h: Add LARGE PIC.
25124 * i386.md (UNSPEC_PLTOFF): New.
25125 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25127 (*call_1_rex64): Disable for large models.
25128 (*call_1_rex64_large): New.
25129 (*call_value_1_rex64): Disable for large models.
25130 (*call_value_1_rex64_large): New.
25131 (set_rip_rex4): New.
25132 (set_got_offset_rex64): New.
25133 * predicates.md (constant_call_address_operand): For large model
25134 constant calls are not possible.
25135 * i386-protos.h (construct_plt_address): Declare.
25136 * i386.c (override_options): Accept large models.
25137 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25138 (legitimate_constant_p): Add new UNSPECs.
25139 (legitimate_pic_operand_p): Likewise.
25140 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25141 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25143 (output_pic_addr_const): Add PLTOFF.
25144 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25145 (ix86_expand_move): Legitimize pic address when in PIC mode.
25146 (construct_plt_address): New function.
25147 (ix86_expand_call): Offload the address to register and use GOT
25148 pointer for large model.
25149 * invoke.texi (mcmodel=large): Update documentation.
25151 2007-03-06 Richard Henderson <rth@redhat.com>
25153 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25154 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25155 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25156 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25157 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25158 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25159 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25160 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25161 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25162 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25163 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25164 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25165 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25166 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25167 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25168 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25169 x86_schedule, x86_use_bt, x86_pad_returns,
25170 x86_use_xchgb): Merge into ...
25171 (ix86_tune_features): ... here. New array.
25172 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25173 x86_bswap): Merge into ...
25174 (ix86_arch_features): ... here. New array.
25175 (x86_3dnow_a): Remove.
25176 (x86_accumulate_outgoing_args): Make static.
25177 (x86_arch_always_fancy_math_387): Make static.
25178 (ix86_tune_mask, ix86_arch_mask): Move ...
25179 (override_options): ... to local variables here. Apply the
25180 appropriate mask to each element of ix86_arch_features and
25181 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25182 as were done in the old macros.
25183 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25184 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25185 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25186 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25187 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25188 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25189 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25190 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25191 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25192 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25193 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25194 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25195 x86_accumulate_outgoing_args, x86_prologue_using_move,
25196 x86_epilogue_using_move, x86_decompose_lea,
25197 x86_arch_always_fancy_math_387, x86_shift1,
25198 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25199 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25200 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25201 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25202 x86_use_incdec, x86_pad_returns, x86_bswap,
25203 x86_partial_flag_reg_stall): Remove.
25204 (enum ix86_tune_indices): New.
25205 (ix86_tune_features): New.
25206 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25207 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25208 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25209 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25210 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25211 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25212 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25213 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25214 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25215 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25216 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25217 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25218 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25219 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25220 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25221 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25222 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25223 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25224 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25225 TARGET_EXT_80387_CONSTANTS): Use it.
25226 (enum ix86_arch_indices): New.
25227 (ix86_arch_features): New.
25228 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25229 TARGET_BSWAP): Use it.
25230 (ix86_tune_mask, ix86_arch_mask): Remove.
25232 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25235 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25236 Define using $${sysroot_headers_suffix}.
25237 * configure: Regenerate.
25238 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25239 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25241 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25242 * gcc.c (print_sysroot_headers_suffix): New.
25243 (option_map): Include --print-sysroot-headers-suffix.
25244 (display_help): Mention -print-sysroot-headers-suffix.
25245 (process_command): Handle -print-sysroot-headers-suffix.
25246 (do_spec_1): Append multilib directory to include-fixed path if
25247 sysroot suffixes in use.
25248 (main): Handle -print-sysroot-headers-suffix.
25249 * Makefile.in (start.encap): Don't depend on xlimits.h
25250 (xlimits.h): Remove.
25251 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25252 limits.h for each multilib in fixinc_list.
25253 (fixinc_list, s-fixinc_list): New.
25254 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25255 generate them for each multilib in fixinc_list.
25256 (stmp-fixproto): Use include-fixed. Run fixproto for each
25257 multilib in fixinc_list.
25258 (mostlyclean): Don't remove xlimits.h.
25259 (clean): Remove include-fixed.
25260 (real-install-headers-tar, real-install-headers-cpio,
25261 real-install-headers-cp): Don't copy include, only include-fixed.
25262 (install-mkheaders): Depend on fixinc_list. Don't depend on
25263 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25264 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25265 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25267 2007-03-06 Jan Hubicka <jh@suse.cz>
25269 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25272 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25274 * configure.ac: Allow tm_file to contain build-directory files.
25275 * configure: Regenerate.
25276 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25277 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25278 * config/m68k/print-sysroot-suffix.sh: New file.
25280 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25282 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25283 of pic_offset_table_rtx if reload_completed.
25284 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25285 PIC_OFFSET_TABLE_REGNUM.
25286 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25288 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25289 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25291 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25293 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25294 functions that call eh_return.
25296 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25298 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25299 functions that need a constant pool.
25301 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25304 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25305 (m68k_preferred_reload_class): Likewise.
25306 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25307 (SECONDARY_RELOAD_CLASS): Define.
25308 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25309 (LIMIT_RELOAD_CLASS): Delete.
25310 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25311 registers from storing bytes.
25312 (m68k_secondary_reload_class): New function.
25313 (m68k_preferred_reload_class): Likewise.
25315 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25317 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25319 (m68k_expand_prologue): Likewise.
25321 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25323 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25324 (mips_expand_epilogue): Add a bool parameter.
25325 (m68k_legitimize_sibcall_address): Declare.
25326 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25327 (m68k_expand_epilogue): Add a parameter to select between sibling
25328 and normal epilogues. Only generate a return for the latter.
25329 (m68k_ok_for_sibcall_p): New function.
25330 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25331 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25332 (sibcall_value, *sibcall_value): Likewise.
25333 (*call, *call_value): Require !SIBLING_CALL_P.
25334 (epilogue): Update call to m68k_expand_epilogue.
25335 (sibcall_epilogue): New pattern.
25336 * config/m68k/predicates.md (const_call_operand): Say that this
25337 predicate applies to sibling calls too.
25338 (sibcall_operand): New predicate.
25340 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25342 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25343 alternatives as movsi_cf.
25344 (movsf_cf_hard): Add commentary.
25346 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25347 Richard Sandiford <richard@codesourcery.com>
25349 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25350 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25351 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25352 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25353 as being live on exit from an interrupt function.
25354 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25355 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25356 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25357 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25358 (m68k_interrupt_function_p): Globalize.
25359 (m68k_compute_frame_layout): Remove reverse mask code.
25360 (m68k_emit_movem, m68k_set_frame_related): New functions.
25361 (m68k_output_function_prologue): Delete in favor of...
25362 (m68k_expand_prologue): ...this new function.
25363 (m68k_output_function_epilogue): Delete in favor of...
25364 (m68k_expand_epilogue): ...this new function.
25365 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25367 (print_operand): Handle %?.
25368 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25369 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25370 (prologue, epilogue): New patterns.
25371 (return): Turn into a define_expand.
25372 (*return): New pattern, derived from old "return" pattern. Use rte
25373 rather than rts for interrupt functions. Only use rtd if the pop
25375 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25376 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25377 (link, *link, unlink, *unlink, load_got): Likewise.
25379 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25383 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25384 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25385 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25386 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25387 and m68k_matches_u_p.
25388 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25389 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25390 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25391 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25392 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25393 (REG_STRICT_P): New macro.
25394 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25395 PCREL_GENERAL_OPERAND_OK.
25396 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25397 m68k_legitimate_base_reg_p.
25398 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25399 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25400 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25401 * config/m68k/m68k.c (m68k_address): New structure.
25402 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25403 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25404 (m68k_jump_table_ref_p, m68k_decompose_address)
25405 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25406 (m68k_matches_u_p): New functions.
25407 (print_operand_address): Rewrite to use m68k_decompose_index.
25409 2007-03-05 David Taylor <dtaylor@emc.com>
25411 * gcc.c: Correct copyright date in --version output.
25413 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25415 * pa.md: In unamed move patterns, disparge copies between general
25416 and floating point registers using '?' modifier. Don't include 'f'
25417 constraint for register preferences in DImode, SImode, HImode and
25418 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25419 Remove constraints for copies between general and floating registers
25420 in soft-float DFmode pattern.
25421 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25425 2007-03-05 Mike Stump <mrs@apple.com>
25427 * c-common.c (targetcm): Add.
25428 * c-opts.c (c_common_handle_option): Handle language specific
25430 * opts.c (handle_option): Verify language for target options, if
25432 * opth-gen.awk: Add CL_LANG_ALL.
25433 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25434 (TARGETCM_INITIALIZER): Add.
25435 * target.h (struct gcc_targetcm): Add.
25437 * targhooks.c (default_handle_c_option): Add.
25438 * targhooks.h (default_handle_c_option): Add.
25439 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25441 * config/darwin.opt (iframework): Add.
25442 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25443 * config/darwin-c.c (handle_c_option): Add.
25444 (TARGET_HANDLE_C_OPTION): Add.
25446 * doc/invoke.texi (Darwin Options): Add -iframework.
25448 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25450 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25453 2007-03-05 Ian Lance Taylor <iant@google.com>
25455 * c.opt (fgnu89-inline): New option.
25456 * c-opts.c (c_common_post_options): Set default value for
25458 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25459 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25461 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25462 (grokdeclarator, start_function): Likewise.
25463 * c-cppbuiltin.c (c_cpp_builtins): Define either
25464 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25465 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25466 (C Dialect Options): Document -fgnu89-inline.
25467 * doc/extend.texi (Function Attributes): Explain what the
25468 gnu_inline attribute does.
25469 * doc/cpp.texi (Common Predefined Macros): Document
25470 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25472 2007-03-05 Ian Lance Taylor <iant@google.com>
25474 PR tree-optimization/31034
25475 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25476 half-range if the other side is an overflow infinity.
25478 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25480 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25481 (bfin*-linux-uclibc*): New configuration.
25482 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25484 * config/bfin/linux.h: New file.
25485 * config/bfin/libgcc-bfin.ver: New file.
25486 * config/bfin/t-bfin-uclinux: New file.
25487 * config/bfin/t-bfin-linux: New file.
25488 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25489 (TARGET_OS_CPP_BUILTINS): New macro.
25491 2007-03-05 Richard Guenther <rguenther@suse.de>
25493 * fold-const.c (fold_binary): Remove duplicate folding
25494 of comparison of non-null ADDR_EXPR against null.
25496 2007-03-05 Richard Guenther <rguenther@suse.de>
25497 Dorit Nuzman <dorit@il.ibm.com>
25499 PR tree-optimization/26420
25500 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25501 are no loops in the function. Only print the number of
25502 vectorized loops if it is greater than zero or we are supposed
25503 to print information about unvectorized loops.
25505 2007-03-05 Revital Eres <eres@il.ibm.com>
25507 * gcc.dg/var-expand1.c: New test.
25508 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25509 when an accumulator is expanded.
25511 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25514 * c-common.c (convert_and_check): Don't give warnings for
25515 conversion if 'expr' already overflowed.
25517 2007-03-04 Roger Sayle <roger@eyesopen.com>
25519 PR middle-end/30744
25520 * fold-const.c (fold_comparison): Enforce type consistency when
25521 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25523 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25525 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25526 containing a cast to the base of TARGET_MEM_REF.
25528 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25530 * tree.c (tree_contains_struct_check_failed): Remove spurious
25531 whitespace from error message.
25533 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25536 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25537 instead of precision.
25539 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25540 Nathan Sidwell <nathan@codesourcery.com>
25542 * emit-rtl.c (find_auto_inc): New.
25543 (try_split): recreate REG_INC notes,
25544 Use regular for loops rather than whiles.
25546 2007-03-03 Andreas Schwab <schwab@suse.de>
25548 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25549 * configure: Regenerate.
25551 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25553 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25554 flag_rounding_math, not flag_unsafe_math_optimizations.
25556 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25558 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25559 alpha_fold_vector_minmax): Likewise.
25560 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25561 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25563 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25565 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25566 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25567 if the lhs has side-effects.
25568 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25570 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25572 * config/i386/i386.h (TUNEMASK): Remove define.
25573 (ARCHMASK): Remove define.
25574 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25575 Use ix86_arch_mask variable instead of ARCHMASK.
25576 * config/i386/i386.c (override_options): Ditto.
25577 (standard_80387_constant_p): Ditto.
25579 2007-03-02 Ian Lance Taylor <iant@google.com>
25581 Used signed infinities in VRP.
25582 * tree-vrp.c (uses_overflow_infinity): New static function.
25583 (supports_overflow_infinity): New static function.
25584 (make_overflow_infinity): New static function.
25585 (negative_overflow_infinity): New static function.
25586 (positive_overflow_infinity): New static function.
25587 (is_negative_overflow_infinity): New static function.
25588 (is_positive_overflow_infinity): New static function.
25589 (is_overflow_infinity): New static function.
25590 (overflow_infinity_range_p): New static function.
25591 (compare_values_warnv): New function split out of compare_values.
25592 (compare_value): Call it.
25593 (set_value_range_to_nonnegative): Add overflow_infinity
25594 parameter. Change caller.
25595 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25597 (vrp_expr_computes_nonzero): Likewise.
25598 (compare_ranges, compare_range_with_value): Likewise.
25599 (compare_name_with_value, compare_names): Likewise.
25600 (vrp_evaluate_conditional): Likewise.
25601 (set_value_range): Handle infinity
25602 (vrp_operand_equal_p, operand_less_p): Likewise.
25603 (extract_range_from_assert): Likewise.
25604 (vrp_int_const_binop): Likewise.
25605 (extract_range_from_binary_expr): Likewise.
25606 (extract_range_from_unary_expr): Likewise.
25607 (extract_range_from_comparison): Likewise.
25608 (extract_range_from_expr): Likewise.
25609 (dump_value_range): Likewise.
25610 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25611 (test_for_singularity): Likewise.
25612 (vrp_int_const_binop): Remove inline qualifier.
25613 (adjust_range_with_scev): Add comment.
25614 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25616 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25618 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25619 (get_constraint_for): Likewise.
25620 (do_structure_copy): Likewise.
25621 (find_func_aliases): Fix references to MODIFY_EXPR.
25622 (intra_create_variable_infos): Tidy.
25623 * tree-ssa-operands.c (add_virtual_operand): Add argument
25625 When adding members of alias sets, if IS_CALL_SITE is true and
25626 the symbol is not call-clobbered, skip it.
25627 Adjust all callers.
25629 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25631 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25632 entry by means of emit_insn_at_entry.
25634 2007-03-02 Richard Henderson <rth@redhat.com>
25636 * expr.h (promoted_input_arg): Remove decl.
25637 * function.c (promoted_input_arg): Merge into ...
25638 * combine.c (setup_incoming_promotions): ... only caller.
25639 Rearrange to avoid double loop.
25641 2007-03-02 Ben Elliston <bje@au.ibm.com>
25642 Peter Bergner <bergner@vnet.ibm.com>
25643 Janis Johnson <janis187@us.ibm.com>
25645 * config/rs6000/dfp.md: New file.
25646 * config/rs6000/rs6000.md: Include dfp.md.
25647 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25648 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25649 and TDmode decimal float modes in FP registers.
25650 (num_insns_constant): Likewise.
25651 (rs6000_legitimate_offset_address_p): Likewise.
25652 (rs6000_legitimize_address): Likewise.
25653 (rs6000_legitimize_reload_address): Likewise.
25654 (rs6000_legitimate_address): Likewise.
25655 (rs6000_emit_move): Likewise.
25656 (function_arg_boundary): Likewise.
25657 (function_arg_advance): Likewise.
25658 (rs6000_darwin64_record_arg_recurse): Likewise.
25659 (function_arg): Likewise.
25660 (rs6000_gimplify_va_arg): Likewise.
25661 (rs6000_split_multireg_move): Likewise.
25662 (rs6000_output_function_epilogue): Likewise.
25663 (rs6000_output_function_epilogue): Likewise.
25664 (rs6000_register_move_cost): Likewise.
25665 (rs6000_function_value): Likewise.
25666 (rs6000_libcall_value): Likewise.
25668 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25670 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25672 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25674 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25675 Use $MULTIDIR to choose between the kernel and RTP headers,
25676 and use $WIND_BASE and $WIND_USR to locate them.
25678 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25680 * config/i386/i386.c (override_options): Put initialization of
25681 ix86_tune_mask and ix86_arch_mask to the correct place.
25683 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25684 Michael Meissner <michael.meissner@amd.com>
25687 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25688 (ARCHMASK): Define.
25689 (TARGET_CMOVE): Use ARCHMASK.
25690 (TARGET_CMPXCHG): Ditto.
25691 (TARGET_CMPXCHG8B): Ditto.
25692 (TARGET_XADD): Ditto.
25693 (TARGET_BSWAP): Ditto.
25694 * config/i386/i386.c (ix86_tune_mask): New global variable.
25695 (ix86_arch_mask): Ditto.
25696 (override_options): Initialize ix86_tune_mask and
25697 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25700 2007-03-02 Ben Elliston <bje@au.ibm.com>
25703 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25705 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25707 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25708 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25709 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25710 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25712 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25713 rs6000_init_dwarf_reg_sizes_extra): New.
25714 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25715 SPE register high parts.
25717 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25719 * Makefile.in: Add install-pdf target as
25720 copied from automake v1.10 rules.
25721 * configure.ac: Add install-pdf to target list.
25722 * configure: Regenerate.
25724 2007-03-01 Paul Brook <paul@codesourcery.com>
25726 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25727 modes to LDRD for DImode.
25728 (output_move_double): Fixup out of range ldrd/strd.
25729 (vfp_secondary_reload_class): Rename...
25730 (coproc_secondary_reload_class): ... to this. Add wb argument.
25731 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25732 coproc_secondary_reload_class for CLASS_IWMMXT.
25733 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25734 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25736 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25738 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25739 unroll factor by the estimated number of iterations.
25740 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25741 than prefetch latency.
25743 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25744 decode_caches_intel, detect_caches_intel): New functions.
25745 (host_detect_local_cpu): Use detect_caches_amd and
25746 detect_caches_intel.
25748 2007-03-01 Richard Henderson <rth@redhat.com>
25750 * expr.c (emit_move_complex_push): Export.
25751 (emit_move_complex_parts): Split out from ...
25752 (emit_move_complex): ... here.
25753 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25754 * config/i386/i386.md (movcdi): New.
25756 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25758 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25759 size of mode1 to check for tieable modes in MMX case.
25761 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25763 * Makefile.in (rtlanal.o): Depend on tree.h.
25764 * rtl.h (offset_within_section_p, split_const): Declare.
25765 * rtlanal.c: Include tree.h.
25766 (offset_within_block_p): New function, taken from
25767 mips_offset_within_object_p.
25768 (split_const): New function, taken from mips_split_const.
25769 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25771 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25772 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25773 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25774 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25775 (m68k_illegitimate_symbolic_constant_p): New function.
25776 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25777 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25778 symbolic constant that might be outside the symbol's section,
25779 move the symbol first and then add the offset.
25780 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25782 * config/mips/mips.c (mips_split_const): Delete.
25783 (mips_offset_within_object_p): Delete.
25784 (mips_symbolic_constant_p): Use offset_within_section_p and
25785 split_const instead of mips_offset_within_object_p and
25787 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25788 (mips_legitimize_const_move, print_operand_reloc)
25789 (mips_dangerous_for_la25_p): Use split_const instead of
25792 2007-02-28 Eric Christopher <echristo@apple.com>
25794 * Makefile.in (install-include-dir): Don't rm -rf include.
25796 2007-02-28 Richard Guenther <rguenther@suse.de>
25798 PR middle-end/30364
25799 * fold-const.c (fold_binary): Do not associate expressions
25800 with more than one variable for integer types that do not wrap.
25802 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25804 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25805 Delete, and replace with...
25806 (fold_builtin_call_array): This. Update callers to use it.
25807 * fold-const.c (fold_build_call_list): Delete, and replace with...
25808 (fold_build_call_array): This.
25809 (fold_build_call_list_initializer): Delete, and replace with...
25810 (fold_build_call_array_initializer): This.
25811 * tree.h: Update declarations to reflect above changes.
25813 * c-typeck.c (build_function_call): Store converted arguments
25814 in a stack-allocated array instead of building a list.
25815 (convert_arguments): Store arguments in the array passed in as an
25816 argument, and return the actual number of arguments.
25817 * c-format.c: (check_function_format): Pass arguments in an
25818 array instead of a list.
25819 * c-common.c (check_function_nonnull): Likewise.
25820 (check_function_sentinel): Likewise.
25821 (check_function_arguments): Likewise.
25822 * c-common.h: Update declarations to reflect above changes.
25824 2007-02-28 Jan Hubicka <jh@suse.cz>
25826 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25827 PRED_NEGATIVE_RETURN): Update outcomes.
25829 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25831 * calls.c (emit_library_call_value_1): Handle partial registers
25832 correctly when building up CALL_INSN_FUNCTION_USAGE.
25834 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25836 * pa/predicates.md (move_src_operand): Allow zero for mode.
25837 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25840 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25843 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25844 *movv2df_internal): Enable pattern only for valid operand
25846 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25847 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25849 2007-02-27 Mike Stump <mrs@apple.com>
25851 * config/darwin-crt3.c: Avoid compilation when compiling for a
25854 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25856 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25858 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25859 for fixed headers and limits.h.
25860 (install-include-dir, install-headers-tar, install-headers-cpio,
25861 install-headers-cp, real-install-headers-tar,
25862 real-install-headers-cpio, real-install-headers-cp): Handle
25863 include-fixed as well as include.
25864 (install-mkheaders): Don't install files that go only in include
25866 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25867 from GCC_INCLUDE_DIR.
25868 * gcc.c (process_command): Remove special -BstageN/ handling.
25869 (do_spec_1): Add include-fixed directories.
25871 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25873 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25875 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25877 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25880 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25882 * c-common.c (get_priority): Add check for
25883 SUPPORTS_INIT_PRIORITY.
25885 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25887 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25889 * config/bfin/bfin.c: Include "cfglayout.h".
25890 (MAX_LSETUP_DISTANCE): New macro.
25891 (struct loop_info): New members incoming, incoming_src and
25892 incoming_dest. Delete member predecessor.
25893 (length_for_loop): New function.
25894 (bfin_optimize_loop): Handle more different loop structures.
25895 (bfin_discover_loop): Rework detection of predecessor blocks by
25896 examining incoming edges.
25897 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25899 (bfin_reorder_loops): New function.
25900 (bfin_reorg_loops): Use these three new functions.
25902 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25903 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25904 (CONSTRAINT_LEN): Add entry for 'q'.
25905 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25906 Add 'q' constraints.
25907 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25908 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25910 * config/bfin/bfin.md (add_with_carry): New pattern.
25911 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25912 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25913 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25914 support unsigned multiplies too. Removed incorrect commutativity from
25915 operand 1 constraint where appropriate.
25916 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25918 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25919 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25921 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25922 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25923 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25924 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25925 usmulhisi_hh_huh): New patterns.
25927 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25928 lshifthi3): Fix output template to use half reg for operand 2.
25930 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25933 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25935 2007-02-27 Andreas Schwab <schwab@suse.de>
25937 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25939 2007-02-27 Jan Hubicka <jh@suse.cz>
25941 * predict.c (last_basic_block_p): Remove.
25942 (tree_estimate_probability): Update return heuristic for commonized
25945 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25947 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25949 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25951 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25952 * doc/cpp.texi: Standardize title page.
25953 * doc/cppinternals.texi: Likewise.
25954 * doc/gcc.texi: Standardize title page, remove version number
25955 from copyright page.
25956 * doc/gccint.texi: Likewise.
25957 * doc/install.texi: Standardize title page, add table of
25960 2007-02-26 Jan Hubicka <jh@suse.cz>
25962 * predict.def: Set outcomes according to more recent results.
25963 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25964 Remove dead predictors.
25965 * predict.c (return_prediction): Fix pasto.
25967 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25969 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25970 change; avoid a memory leak when returning early.
25972 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25974 * c-decl.c (static_ctors): Move to c-common.c.
25975 (static_dtors): Likewise.
25976 (finish_function): Use c_record_cdtor_fn.
25977 (build_cdtor): Move to c-common.c.
25978 (c_write_global_declarations): Use c_build_cdtor_fns.
25979 * c-common.h (static_ctors): Declare.
25980 (static_dtors): Likewise.
25981 (c_record_cdtor_fn): Likewise.
25982 (c_build_cdtor_fns): Likewise.
25983 * c-common.c (static_ctors): New variable.
25984 (static_dtors): Likewise.
25985 (c_record_cdtor_fn): New function.
25986 (build_cdtor): Move from c-decl.c
25987 (c_build_cdtor_fns): New function.
25989 * output.h (assemble_addr_to_section): Declare.
25990 (get_cdtor_priority_section): Likewise.
25991 * varasm.c (assemble_addr_to_section): New function.
25992 (get_cdtor_priority_section): Likewise.
25993 (default_named_section_asm_out_destructor): Use them.
25994 (destor_dtor_section_asm_out_destructor): Likewise.
25995 (default_named_section_asm_out_constructor): Likewise.
25996 (default_ctor_section_asm_out_constructor): Likewise.
25997 * config.gcc (*-*-vxworks*): Include vxworks.o.
25998 * config/t-vxworks (vxworks.o): New target.
25999 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26000 (TARGET_ASM_CONSTRUCTOR): Define.
26001 (TARGET_ASM_DESTRUCTOR): Likewise.
26002 (vxworks_asm_out_constructor): Declare.
26003 (vxworks_asm_out_destructor): Likewise.
26005 * c-common.c (get_priority): Check that we have not just an
26006 INTEGER_CST, but an integer constant with integeral type.
26008 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26010 PR tree-optimization/30938
26011 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26012 use &dt[nargs-1] instead of &dt[nargs] in the call to
26013 vect_is_simple_use().
26015 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26017 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26018 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26019 Do not attempt to handle MEM inside auto-inc expressions.
26020 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26021 of a register modified by an auto-inc expression. However, do handle
26022 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26023 (elimination_effects): Prohibit elimination of a register modified
26024 by an auto-inc expression. Disable register elimination rules whose
26025 target register is modified by an auto-inc expression with variable
26028 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26030 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26032 (array_at_struct_end_p): New function.
26033 (idx_infer_loop_bounds): Use it.
26034 (estimate_numbers_of_iterations_loop): Export.
26035 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26036 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26037 (tree_estimate_probability): Call record_loop_exits.
26038 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26039 (estimated_loop_iterations, estimated_loop_iterations_int,
26040 estimated_loop_iterations_tree): New functions.
26041 (analyze_siv_subscript_cst_affine,
26042 compute_overlap_steps_for_affine_1_2,
26043 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26044 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26045 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26046 (PRED_LOOP_ITERATIONS_GUESSED): New.
26047 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26048 * cfgloop.h (estimate_numbers_of_iterations_loop,
26049 estimated_loop_iterations_int): Declare.
26051 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26053 * doc/extend.texi: Document optional priority argument to
26054 constructors and destructors.
26055 * tree.c (init_priority_for_decl): Adjust GTY markers.
26056 (init_ttree): Use priority-info hash functions for
26057 init_priority_for_decl.
26058 (tree_map_eq): Rename to ...
26059 (tree_map_base_eq): ... this.
26060 (tree_map_marked_p): Rename to ...
26061 (tree_map_base_marked_p): ... this.
26062 (tree_map_base_hash): New function.
26063 (decl_init_priority_lookup): Rework.
26064 (decl_fini_priority_lookup): New function.
26065 (decl_priority_info): New function.
26066 (decl_init_priority_insert): Use it.
26067 (decl_fini_priority_insert): Likewise.
26068 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26070 (decl_restrict_base_insert): Likewise.
26071 (decl_debug_expr_insert): Likewise.
26072 (decl_value_expr_lookup): Likewise.
26073 (decl_value_expr_insert): Likewise.
26074 * tree.h (priority_type): New type.
26075 (decl_init_priority_lookup): Use priority_type.
26076 (decl_fini_priority_lookup): New function.
26077 (decl_init_priority_insert): Use priority_type.
26078 (decl_fini_priority_insert): New function.
26079 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26080 (DECL_INIT_PRIORITY): Likewise.
26081 (SET_DECL_INIT_PRIORITY): Add comment.
26082 (DECL_FINI_PRIORITY): New macro.
26083 (SET_DECL_FINI_PRIORITY): Likewise.
26084 (DEFAULT_INIT_PRIORITY): Document.
26085 (MAX_INIT_PRIORITY): Likewise.
26086 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26087 (tree_map_base): New type.
26088 (tree_map_base_eq): New function.
26089 (tree_map_base_hash): Likewise.
26090 (tree_map_base_marked_p): Likewise.
26091 (tree_map): Inherit from tree_map_base.
26092 (tree_map_eq): Make it a macro.
26093 (tree_map_marked_p): Likewise.
26094 (tree_int_map): Inherit from tree_map_base.
26095 (tree_int_map_eq): Make it a macro.
26096 (tree_int_map_hash): Likewise.
26097 (tree_int_map_marked_p): Likewise.
26098 (tree_priority_map): New type.
26099 (tree_priority_map_eq): New macro.
26100 (tree_priority_map_hash): Likewise.
26101 (tree_priority_map_marked_p): Likewise.
26102 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26104 (emutls_common_1): Likewise.
26105 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26106 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26107 of tree_map hierarchy.
26108 * tree-cfg.c (move_stmt_r): Likewise.
26109 (new_label_mapper): Likewise.
26110 * c-tree.h (c_expand_body): Move to ...
26111 * c-common.h (c_expand_body): ... here.
26112 * c-decl.c (c_expand_body): Move to ...
26113 * c-common.c (c_expand_body): ... here.
26114 (c_common_attribute_table): Allow 1 argument for the constructor
26115 and destructor attributes.
26116 (get_priority): New function.
26117 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26118 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26120 2007-02-24 Jan Hubicka <jh@suse.cz>
26122 PR middle-end/30509
26123 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26124 copying for inlining.
26126 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26127 Jan Hubicka <jh@suse.cz>
26130 * i386.c (counter_mode): New function.
26131 (expand_set_or_movmem_via_loop): Use it.
26132 (expand_movmem_epilogue): Likewise; fix pasto.
26133 (ix86_expand_movmem): Do emit guard even for constant counts.
26134 (ix86_expand_setmem): Likewise.
26136 2007-02-25 Nick Clifton <nickc@redhat.com>
26138 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26139 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26141 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26144 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26145 count argument with 0x10, not with 0x16.
26146 (expand_setmem_epilogue): Ditto.
26148 2007-02-24 Mike Stump <mrs@apple.com>
26150 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26153 2007-02-24 Richard Guenther <rguenther@suse.de>
26155 PR middle-end/30951
26156 * fold-const.c (fold_binary): Fold x +- CST op x for
26157 EQ_EXPR and NE_EXPR.
26159 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26161 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26163 2007-02-24 Jan Hubicka <jh@suse.cz>
26165 * cgraphunit.c (decide_is_function_needed): Honor
26166 -fkeep-inline-functions.
26168 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26170 * builtins.c (fold_builtin_modf): New.
26171 (fold_builtin_2): Use it.
26173 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26175 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26176 (determine_max_iter): Take additional LOOP arg; all callers changed.
26177 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26178 one using simplifications.
26179 (simplify_using_initial_values): Return if the expression becomes
26180 invalid due to altered regs.
26182 2007-02-23 DJ Delorie <dj@redhat.com>
26184 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26186 2007-02-23 Mike Stump <mrs@apple.com>
26188 * tlink.c (scan_linker_output): Parse linker messages from
26189 darwin9's linker better.
26191 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26194 * varpool.c (varpool_assemble_pending_decls): Set
26195 varpool_last_needed_node to null.
26197 2007-02-23 DJ Delorie <dj@redhat.com>
26199 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26200 alignment bigger than the object file can handle.
26202 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26205 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26206 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26207 (*movsf_1): Penalize MMX moves.
26209 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26211 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26212 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26214 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26216 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26218 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26219 (fold_builtin_1): Use them.
26220 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26221 BUILT_IN_SIGNIFICAND.
26223 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26225 * config/i386/i386.c (bdesc_1arg): Initialize
26226 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26227 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26228 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26229 and IX86_BUILTIN_MOVSLDUP.
26231 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26233 PR rtl-optimization/30841
26234 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26236 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26238 * builtins.c (fold_builtin_frexp): New.
26239 (fold_builtin_2): Use it.
26241 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26243 * doc/invoke.texi (Spec Files): Document getenv spec function.
26245 * gcc.c (getenv_spec_function): New function.
26246 (static_spec_functions): Add it.
26247 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26248 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26251 2007-02-22 Michael Matz <matz@suse.de
26254 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26255 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26257 2007-02-22 Ian Lance Taylor <iant@google.com>
26260 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26261 (mem_loc_descriptor): Call it.
26263 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26264 Ira Rosen <irar@il.ibm.com>
26266 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26268 2007-02-22 Ira Rosen <irar@il.ibm.com>
26270 PR tree-optimization/30843
26271 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26272 stores only after all the group is vectorized.
26274 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26276 PR tree-optimization/30858
26277 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26278 in the reduction cycle have a single use in the loop.
26279 * tree-vectorizer.h (relevant): Add documentation.
26281 2007-02-20 Mike Stump <mrs@apple.com>
26283 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26284 * configure: Regenerate.
26286 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26288 Change the defaults of some parameters and options.
26289 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26290 * config/spu/spu.c (spu_optimization_options): Add.
26291 (spu_override_options): Change params in spu_optimization_options.
26292 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26294 Register 127 is only 16 byte aligned when used as a frame pointer.
26295 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26296 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26297 HARD_FRAME_POINTER_REGNUM.
26298 (spu_legitimate_address): Use regno_aligned_for_reload.
26299 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26300 aligned when frame_pointer_needed is true.
26301 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26303 * config/spu/spu.h (INIT_EXPANDERS): Define.
26305 Make sure shift and rotate instructions have valid immediate operands.
26306 * config/spu/predicates.md (spu_shift_operand): Remove.
26307 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26308 * config/spu/constraints.md (W, O): Extend range.
26309 * config/spu/spu.md (umask, nmask): Define.
26310 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26311 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26312 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26313 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26314 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26315 (lshr<mode>3_reg): Fix rtl description.
26317 Make sure mulhisi immediate operands are valid.
26318 * config/spu/predicates.md (imm_K_operand): Add.
26319 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26321 Generate constants using fsmbi and andi.
26322 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26323 (print_operand, spu_split_immediate, classify_immediate,
26324 fsmbi_const_p): Handle IC_FSMBI2.
26326 Correctly handle a CONST_VECTOR containing symbols.
26327 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26328 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26329 (immediate_load_p): Allow symbols that use 2 instructions to create.
26330 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26331 with symbols when flag_pic is set.
26332 (const_vector_immediate_p): New.
26333 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26334 accept a CONST_VECTOR with symbols.
26335 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26336 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26338 * config/spu/spu.md (high, low): Delete.
26339 (low_<mode>): Define.
26341 Remove INTRmode and INTR_REGNUM, which didn't work.
26342 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26344 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26345 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26346 peephole2 pattern): Don't use INTR or 131.
26347 (movintrcc): Delete.
26348 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26349 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26350 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26351 (UNSPEC_SET_INTR): Add.
26352 * config/spu/spu-modes.def (INTR): Remove.
26354 More accurate warnings about run-time relocations.
26355 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26357 Correctly warn about immediate arguments to specific intrinsics.
26358 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26359 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26360 the instruction predicate.
26362 Fix tree check errors with latest update.
26363 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26365 (spu_expand_builtin): Use CALL_EXPR_FN.
26367 Add missing specific intrinsics.
26368 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26370 * config/spu/spu_internals.h: Ditto.
26372 Fix incorrect operand modifiers.
26373 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26374 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26376 Optimize one case of zero_extend of a vec_select.
26377 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26379 Accept any immediate for hbr.
26380 * config/spu/spu.md (hbr): Change s constraints to i.
26382 2007-02-21 Paul Brook <paul@codesourcery.com>
26384 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26385 condexec_count when skipping USE and CLOBBER.
26387 2007-02-21 Nick Clifton <nickc@redhat.com>
26389 * common.opt (Warray-bounds): Add Warning attribute.
26390 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26392 (fsized-zeroes): Add Optimization attribute.
26393 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26394 * c.opt (Wc++0x-compat): Add Warning attribute.
26396 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26398 PR middle-end/30761
26399 * reload1.c (eliminate_regs_in_insn): In the single_set special
26400 case, attempt to re-recognize the insn before falling back to
26401 having reload fix it up.
26403 2007-02-20 Eric Christopher <echristo@gmail.com>
26405 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26406 Rewrite accordingly.
26407 (frv_read_iacc_argument): Ditto.
26408 (frv_expand_set_builtin): Take a call instead of arglist, update for
26410 (frv_expand_unop_builtin): Ditto.
26411 (frv_expand_binop_builtin): Ditto.
26412 (frv_expand_cut_builtin): Ditto.
26413 (frv_expand_binopimm_builtin): Ditto.
26414 (frv_expand_voidbinop_builtin): Ditto.
26415 (frv_expand_int_void2arg): Ditto.
26416 (frv_expand_prefetches): Ditto.
26417 (frv_expand_voidtriop_builtin): Ditto.
26418 (frv_expand_voidaccop_builtin): Ditto.
26419 (frv_expand_load_builtin): Ditto.
26420 (frv_expand_store_builtin): Ditto.
26421 (frv_expand_mdpackh_builtin): Ditto.
26422 (frv_expand_mclracc_builtin): Ditto.
26423 (frv_expand_mrdacc_builtin): Ditto.
26424 (frv_expand_mwtacc_builtin): Ditto.
26425 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26428 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26430 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26431 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26433 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26434 point instructions.
26435 * configure: Regenerate.
26436 * config.in: Regenerate.
26437 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26438 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26439 masks to power6 and power6x and to POWERPC_MASKS.
26440 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26442 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26443 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26444 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26445 Access PROTOTYPE as variable, not mask.
26447 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26449 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26450 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26451 * combine.c (adjust_for_new_dest): Use it.
26452 * postreload.c (reload_combine): Likewise.
26454 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26456 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26457 notes on an insn with multiple sets, even if single_set returns
26458 non-NULL for that insn.
26460 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26462 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26463 scalbn and scalbln.
26465 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26467 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26468 if user didn't pass it.
26469 * config/i386/darwin.h (CC1_SPEC): Likewise.
26470 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26471 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26472 -mmacosx-version-min.
26474 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26475 Uros Bizjak <ubizjak@gmail.com>
26477 * optabs.h (enum optab_index): Add new OTI_scalb.
26478 (scalb_optab): Define corresponding macro.
26479 * optabs.c (init_optabs): Initialize scalb_optab.
26480 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26482 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26483 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26484 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26485 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26486 flag_unsafe_math_optimizations is set.
26488 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26489 to implement scalbf, scalb and scalbl built-ins as inline x87
26492 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26493 DJ Delorie <dj@redhat.com>
26496 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26497 (diagnostic_report_diagnostic): ... here, and turn them into real
26498 errors. If warnings are inhibited, no need to do anything.
26500 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26502 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26503 better code generation.
26505 2007-02-20 Ben Elliston <bje@au.ibm.com>
26507 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26509 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26511 * config/alpha/alpha.c, config/alpha/alpha.md,
26512 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26513 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26514 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26515 config/arm/lib1funcs.asm: Follow spelling conventions.
26517 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26518 config/fr30/fr30.md, config/i386/i386.h,
26519 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26520 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26521 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26522 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26523 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26524 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26525 config/sparc/sparc.c, config/sparc/sparc.h,
26526 config/sparc/sparc.md, config/spu/constraints.md,
26527 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26530 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26533 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26536 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26538 * doc/invoke.texi (-ftree-lrs): Remove.
26540 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26542 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26545 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26547 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26548 new CALL_EXPR_FN macro for retrieving the function
26549 declaration of the input expression.
26551 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26553 * c.opt (Waddress): New.
26554 * common.opt (Walways-true): Delete.
26555 (Wstring-literal-comparison): Delete.
26556 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26557 -Wstring-literal-comparison. Add -Waddress.
26559 (Walways-true): Delete.
26560 (Wstring-literal-comparison): Delete.
26561 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26562 consistently instead of -Walways-true in example.
26563 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26564 * c-typeck.c (parser_build_binary_op): Replace
26565 -Wstring-literal-comparison and -Walways-true with -Waddress.
26566 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26569 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26571 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26572 without DECL_STRUCT_FUNCTION initialized.
26574 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26576 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26577 due to calls to functions taking pointers as parameters.
26579 2007-02-19 Richard Henderson <rth@redhat.com>
26582 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26585 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26587 * config/s390/s390.c (s390_call_saved_register_used,
26588 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26589 accessed to the new scheme.
26591 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26593 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26594 (cris_print_index, cris_print_operand, cris_print_operand_address)
26595 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26596 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26597 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26598 GET_CODE () == xxx.
26599 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26600 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26601 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26602 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26603 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26604 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26605 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26606 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26607 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26608 (uminsi3, call, call_value): Ditto.
26609 (define_split: indir_to_reg_split, unnamed): Ditto.
26611 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26613 PR tree-optimization/30975
26614 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26617 2007-02-18 Eric Christopher <echristo@gmail.com>
26619 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26620 Remove use of arglist.
26621 (mips_expand_builtin): Remove use of arglist, pass in expr.
26622 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26623 (mips_expand_builtin_movtf): Ditto.
26624 (mips_expand_builtin_compare): Ditto.
26626 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26628 * tree-sra.c (sra_build_assignment): Replace assertion
26629 checking with a comment explaining why it can't be done.
26631 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26633 PR middle-end/30833
26634 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26635 during CALL_EXPR representation conversion.
26636 * tree-ssa-propagate.c (set_rhs): Likewise.
26638 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26640 * tree-sra.c (sra_build_assignment): Disable assertion checking
26643 2007-02-18 Roger Sayle <roger@eyesopen.com>
26645 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26646 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26647 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26649 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26650 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26651 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26652 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26653 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26654 force_gimple_operand): Likewise.
26655 * ipa-cp.c (constant_val_insert): Likewise.
26656 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26657 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26658 perfect_nestify): Likewise.
26659 * langhooks.c (lhd_omp_assignment): Likewise.
26660 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26661 lower_copyprivate_clauses, lower_send_clauses,
26662 lower_send_shared_vars, expand_parallel_call,
26663 expand_omp_for_generic, expand_omp_for_static_nochunk,
26664 expand_omp_for_static_chunk, expand_omp_sections,
26665 lower_omp_single_copy, lower_omp_for_lastprivate,
26666 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26667 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26668 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26671 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26673 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26674 config/sh/sh.md: Follow spelling conventions.
26676 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26677 config/frv/predicates.md: Follow spelling conventions.
26679 * config/m68k/linux-unwind.h: Fix a comment typo.
26680 * target.h: Follow spelling conventions.
26682 2007-02-18 Roger Sayle <roger@eyesopen.com>
26684 PR rtl-optimization/28173
26685 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26686 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26687 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26688 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26689 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26691 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26693 * builtins.c (fold_builtin_load_exponent): New.
26694 (fold_builtin_2): Use it.
26696 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26698 PR rtl-optimization/30773
26699 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26700 if we fail to attach a REG_EQUIV note.
26702 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26703 Roger Sayle <roger@eyesopen.com>
26705 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26707 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26709 * calls.c (initialize_argument_information): Pass original EXP
26710 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26711 code to split complex arguments here, as part of initializing the
26713 (expand_call): Remove code that builds a list of arguments and
26714 inserts implicit arguments into it. Instead, just count how many
26715 implicit arguments there will be so we can determine the size of
26716 the ARGS array, and let initialize_argument_information do the work.
26717 (split_complex_values): Delete unused function.
26719 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26721 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26723 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26725 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26726 for arg pointer based indexed addressing.
26728 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26730 * config/ia64/ia64.h, config/ia64/ia64.md,
26731 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26732 spelling conventions.
26734 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26736 * config/m68k/m68k.c (split_di): New.
26737 * config/m68k/m68k-protos.h: Declare split_di.
26738 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26739 Improve predicate handling and split constant shifts.
26741 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26743 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26744 parameter for register bitfield operations, general predicates
26747 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26749 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26750 * config/m68k/linux-unwind.h: New file.
26752 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26754 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26755 config/i386/athlon.md, config/ia64/ia64.md,
26756 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26757 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26758 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26759 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26760 tree-vect-transform.c: Fix comment typos.
26762 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26764 * sched-deps.c (find_insn_list): Remove.
26765 * sched-int.h: Remove the prototype for find_insn_list.
26767 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26769 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26771 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26772 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26773 darwin_rs6000_override_options.
26774 (C_COMMON_OVERRIDE_OPTIONS): Expect
26775 darwin_macosx_version_min to be non-NULL always.
26776 (TARGET_C99_FUNCTIONS): Likewise.
26777 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26778 (DARWIN_MINVERSION_SPEC): New.
26779 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26780 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26782 (DARWIN_MINVERSION_SPEC): New.
26783 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26785 * config/darwin-c.c (darwin_cpp_builtins): Expect
26786 darwin_macosx_version_min to be non-NULL always.
26788 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26790 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26792 * config/i386/i386.h (x86_use_xchgb): New.
26793 (TARGET_USE_XCHGB): New macro.
26794 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26795 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26796 Split after reload into bswaphi for shifts of 8.
26797 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26798 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26799 or when optimizing for size.
26801 2007-02-16 Richard Guenther <rguenther@suse.de>
26802 Christian Bruel <christian.bruel@st.com>
26804 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26805 DECLs but prefer SSA_NAMEs over DECLs.
26807 2007-02-16 Richard Guenther <rguenther@suse.de>
26809 * tree-flow-inline.h (single_imm_use_p): Remove.
26810 (zero_imm_uses_p): Likewise.
26811 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26812 instead of single_imm_use_p.
26813 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26816 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26819 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26820 nested double- and backquotes.
26822 2007-02-15 Roger Sayle <roger@eyesopen.com>
26824 PR middle-end/30391
26825 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26826 should be unreachable.
26827 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26828 For the time being redirect GIMPLE_MODIFY_STMT to the new
26829 (renamed) build_gimple_modify_stmt_stat.
26830 (build2_gimple_stat): Rename to...
26831 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26832 Always build a GIMPLE_MODIFY_STMT node.
26833 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26834 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26837 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26838 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26839 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26840 expand_complex_div_wide): Likewise.
26841 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26842 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26843 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26844 * tree-ssa-loop-manip.c (create_iv): Likewise.
26845 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26846 abs_replacement): Likewise.
26847 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26848 realify_fake_stores): Likewise.
26850 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26851 node rather than a GIMPLE_MODIFY_STMT node.
26852 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26853 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26855 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26856 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26857 GIMPLE_MODIFY_STMT.
26859 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26861 PR middle-end/30433
26862 * fold-const.c (fold_comparison): Add back the
26863 folding of constant complex comparisions.
26865 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26867 PR middle-end/30729
26868 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26869 effects unknown to this function, return early.
26871 2007-02-15 Ian Lance Taylor <iant@google.com>
26873 * lower-subreg.c (move_eh_region_note): New static function.
26874 (resolve_simple_move): Call it.
26875 (decompose_multiword_subregs): Track blocks for which we resolve a
26876 simple move which is also a control flow insn. Pass them to
26877 find_many_sub_basic_blocks.
26878 (pass_lower_subreg): Add TODO_verify_flow.
26879 (pass_lower_subreg2): Likewise.
26881 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26882 Brooks Moses <brooks.moses@codesourcery.com>
26883 Lee Millward <lee.millward@codesourcery.com>
26885 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26886 (VL_EXP_CLASS_P): New.
26887 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26889 (TREE_OPERAND_CHECK_CODE): Likewise.
26890 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26891 (TREE_RTL_OPERAND_CHECK): Likewise.
26892 (tree_operand_check_failed): Make second parameter the whole tree
26893 instead of its code. Fixed callers.
26894 (VL_EXP_CHECK): New.
26895 (TREE_OPERAND_LENGTH): New.
26896 (VL_EXP_OPERAND_LENGTH): New.
26897 (CALL_EXPR_FN): New.
26898 (CALL_EXPR_STATIC_CHAIN): New.
26899 (CALL_EXPR_ARGS): New.
26900 (CALL_EXPR_ARG): New.
26901 (call_expr_nargs): New.
26902 (CALL_EXPR_ARGP): New.
26903 (build_nt_call_list): Declare.
26904 (build_vl_exp_stat): Declare.
26905 (build_vl_exp): New.
26906 (build_call_list): Declare.
26907 (build_call_nary): Declare.
26908 (build_call_valist): Declare.
26909 (build_call_array): Declare.
26910 (call_expr_arg): Declare.
26911 (call_expr_argp): Declare.
26912 (call_expr_arglist): Declare.
26913 (fold_build_call_list): Declare.
26914 (fold_build_call_list_initializer): Declare.
26915 (fold_call_expr): Declare to replace fold_builtin.
26916 (fold_builtin_fputs): Update to agree with modified definition.
26917 (fold_builtin_strcpy): Likewise.
26918 (fold_builtin_strncpy): Likewise.
26919 (fold_builtin_memory_chk): Likewise.
26920 (fold_builtin_stxcpy_chk): Likewise.
26921 (fold_builtin_strncpy_chk): Likewise.
26922 (fold_builtin_next_arg): Likewise.
26923 (fold_build_call_expr): Declare.
26924 (fold_builtin_call_list): Declare.
26925 (fold_builtin_call_valist): Declare.
26926 (build_call_expr): Declare.
26927 (validate_arglist): Update to agree with modified definition.
26928 (tree_operand_length): New.
26929 (call_expr_arg_iterator): New.
26930 (init_call_expr_arg_iterator): New.
26931 (next_call_expr_arg): New.
26932 (first_call_expr_arg): New.
26933 (more_call_expr_args_p): New.
26934 (FOR_EACH_CALL_EXPR_ARG): New.
26936 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26937 and tcc_gimple_stmt.
26938 (tree_code_size): Update documentation. Use sizeof (tree) rather
26939 than sizeof (char *).
26940 (tree_size): Likewise. Add case for tcc_vl_exp.
26941 (tree_node_structure): Add case for tcc_vl_exp.
26942 (contains_placeholder_p): Likewise.
26943 (substitute_in_expr): Likewise.
26944 (substitute_placeholder_in_expr): Likewise.
26945 (stabilize_reference_1): Likewise.
26946 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26947 to diagnose breakage of this interface for constructing CALL_EXPRs.
26948 (build_nt): Add similar assertion here.
26949 (build_nt_call_list): New.
26950 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26951 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26953 (get_callee_fndecl): Use new CALL_EXPR accessors.
26954 (tree_operand_check_failed): Change parameters to pass entire node
26955 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26956 (process_call_operands): New.
26957 (build_vl_exp_stat): New.
26958 (build_call_list): New.
26959 (build_call_nary): New.
26960 (build_call_valist): New.
26961 (build_call_array): New.
26962 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26963 (call_expr_arglist): New.
26965 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26966 tcc_vl_exp instead of a fixed-size tcc_expression.
26968 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26969 accessors for CALL_EXPRs.
26970 (AGGR_INIT_EXPR): Likewise.
26972 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26973 Brooks Moses <brooks.moses@codesourcery.com>
26974 Lee Millward <lee.millward@codesourcery.com>
26976 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26977 (expand_builtin_nonlocal_goto): Change parameter to be entire
26978 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26979 (expand_builtin_prefetch): Likewise.
26980 (expand_builtin_classify_type): Likewise.
26981 (mathfn_built_in): Return NULL_TREE instead of 0.
26982 (expand_errno_check): Use new CALL_EXPR accessors.
26983 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26984 Return NULL_RTX instead of 0.
26985 (expand_builtin_mathfn_2): Likewise.
26986 (expand_builtin_mathfn_3): Likewise.
26987 (expand_builtin_interclass_mathfn): Likewise.
26988 (expand_builtin_sincos): Likewise.
26989 (expand_builtin_cexpi): Likewise.
26990 (expand_builtin_int_roundingfn): Likewise.
26991 (expand_builtin_int_roundingfn_2): Likewise.
26992 (expand_builtin_pow): Likewise.
26993 (expand_builtin_powi): Likewise.
26994 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26995 of arglist, fixing callers appropriately. Use new CALL_EXPR
26996 accessors and constructors. Return NULL_RTX instead of 0.
26997 (expand_builtin_strstr): Likewise.
26998 (expand_builtin_strchr): Likewise.
26999 (expand_builtin_strrchr): Likewise.
27000 (expand_builtin_strpbrk): Likewise.
27001 (expand_builtin_memcpy): Likewise.
27002 (expand_builtin_mempcpy): Likewise.
27003 (expand_builtin_mempcpy_args): New.
27004 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27005 (expand_builtin_memmove_args): New.
27006 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27007 (expand_movstr): Likewise.
27008 (expand_builtin_strcpy): Likewise.
27009 (expand_builtin_strcpy_args): New.
27010 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27011 (expand_builtin_strncpy): Likewise.
27012 (expand_builtin_memset): Likewise.
27013 (expand_builtin_memset_args): New.
27014 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27015 (expand_builtin_memcmp): Likewise.
27016 (expand_builtin_strcmp): Likewise.
27017 (expand_builtin_strncmp): Likewise.
27018 (expand_builtin_strcat): Likewise.
27019 (expand_builtin_strncat): Likewise.
27020 (expand_builtin_strspn): Likewise.
27021 (expand_builtin_strcspn): Likewise.
27022 (expand_builtin_args_info): Likewise.
27023 (expand_builtin_va_start): Likewise.
27024 (gimplify_va_arg_expr): Likewise.
27025 (expand_builtin_va_end): Likewise.
27026 (expand_builtin_va_copy): Likewise.
27027 (expand_builtin_frame_address): Likewise.
27028 (expand_builtin_alloca): Likewise.
27029 (expand_builtin_bswap): Likewise.
27030 (expand_builtin_unop): Likewise.
27031 (expand_builtin_fputs): Likewise.
27032 (expand_builtin_expect): Likewise.
27033 (expand_builtin_fabs): Likewise.
27034 (expand_builtin_copysign): Likewise.
27035 (expand_builtin_printf): Likewise.
27036 (expand_builtin_fprintf): Likewise.
27037 (expand_builtin_sprintf): Likewise.
27038 (expand_builtin_init_trampoline): Likewise.
27039 (expand_builtin_signbit): Likewise.
27040 (expand_builtin_fork_or_exec): Likewise.
27041 (expand_builtin_sync_operation): Likewise.
27042 (expand_builtin_compare_and_swap): Likewise.
27043 (expand_builtin_lock_test_and_set): Likewise.
27044 (expand_builtin_lock_release): Likewise.
27045 (expand_builtin): Likewise.
27046 (builtin_mathfn_code): Likewise.
27048 (fold_builtin_constant_p): Pass call arguments individually instead
27049 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27050 accessors and constructors. Return NULL_TREE instead of 0.
27051 (fold_builtin_expect): Likewise.
27052 (fold_builtin_classify_type): Likewise.
27053 (fold_builtin_strlen): Likewise.
27054 (fold_builtin_nan): Likewise.
27055 (integer_valued_real_p): Likewise.
27056 (fold_trunc_transparent_mathfn): Likewise.
27057 (fold_fixed_mathfn): Likewise.
27058 (fold_builtin_cabs): Likewise.
27059 (fold_builtin_sqrt): Likewise.
27060 (fold_builtin_cbrt): Likewise.
27061 (fold_builtin_cos): Likewise.
27062 (fold_builtin_cosh): Likewise.
27063 (fold_builtin_tan): Likewise.
27064 (fold_builtin_sincos): Likewise.
27065 (fold_builtin_cexp): Likewise.
27066 (fold_builtin_trunc): Likewise.
27067 (fold_builtin_floor): Likewise.
27068 (fold_builtin_ceil): Likewise.
27069 (fold_builtin_round): Likewise.
27070 (fold_builtin_int_roundingfn): Likewise.
27071 (fold_builtin_bitop): Likewise.
27072 (fold_builtin_bswap): Likewise.
27073 (fold_builtin_logarithm): Likewise.
27074 (fold_builtin_hypot): Likewise.
27075 (fold_builtin_pow): Likewise.
27076 (fold_builtin_powi): Likewise.
27077 (fold_builtin_exponent): Likewise.
27078 (fold_builtin_memset): Likewise.
27079 (fold_builtin_bzero): Likewise.
27080 (fold_builtin_memory_op): Likewise.
27081 (fold_builtin_bcopy): Deleted; call site changed to invoke
27082 fold_builtin_memory_op directly.
27083 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27084 (fold_builtin_strncpy): Likewise.
27085 (fold_builtin_memcmp): Likewise.
27086 (fold_builtin_strcmp): Likewise.
27087 (fold_builtin_strncmp): Likewise.
27088 (fold_builtin_signbit): Likewise.
27089 (fold_builtin_copysign): Likewise.
27090 (fold_builtin_isascii): Likewise.
27091 (fold_builtin_toascii): Likewise.
27092 (fold_builtin_isdigit): Likewise.
27093 (fold_builtin_fabs): Likewise.
27094 (fold_builtin_abs): Likewise.
27095 (fold_builtin_fmin_fmax): Likewise.
27096 (fold_builtin_carg): Likewise.
27097 (fold_builtin_classify): Likewise.
27098 (fold_builtin_unordered_cmp): Likewise.
27100 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27101 New functions split out from fold_builtin_1.
27102 (fold_builtin_n): New.
27103 (fold_builtin_varargs): New.
27104 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27106 (fold_call_expr): New.
27107 (build_function_call_expr): Rewrite to use new helper function.
27108 (fold_builtin_call_list): New.
27109 (build_call_expr): New.
27110 (fold_builtin_call_valist): New.
27111 (rewrite_call_expr): New.
27112 (validate_arg): New.
27113 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27114 of an arglist. Change return type to bool. Use new CALL_EXPR
27117 (fold_builtin_strstr): Pass call arguments individually instead
27118 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27119 accessors and constructors. Return NULL_TREE instead of 0.
27120 (fold_builtin_strchr): Likewise.
27121 (fold_builtin_strrchr): Likewise.
27122 (fold_builtin_strpbrk): Likewise.
27123 (fold_builtin_strcat): Likewise.
27124 (fold_builtin_strncat): Likewise.
27125 (fold_builtin_strspn): Likewise.
27126 (fold_builtin_strcspn): Likewise.
27127 (fold_builtin_fputs): Likewise.
27128 (fold_builtin_next_arg): Likewise.
27129 (fold_builtin_sprintf): Likewise.
27131 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27132 NULL_RTX instead of 0.
27133 (expand_builtin_memory_chk): Likewise.
27134 (maybe_emit_chk_warning): Likewise.
27135 (maybe_emit_sprintf_chk_warning): Likewise.
27137 (fold_builtin_object_size): Pass call arguments individually instead
27138 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27139 accessors and constructors. Return NULL_TREE instead of 0.
27140 (fold_builtin_memory_chk): Likewise.
27141 (fold_builtin_stxcpy_chk): Likewise.
27142 (fold_builtin_strncpy_chk): Likewise.
27143 (fold_builtin_strcat_chk): Likewise.
27144 (fold_builtin_strcat_chk): Likewise.
27145 (fold_builtin_strncat_chk): Likewise.
27146 (fold_builtin_sprintf_chk): Likewise.
27147 (fold_builtin_snprintf_chk): Likewise.
27148 (fold_builtin_printf): Likewise.
27149 (fold_builtin_vprintf): Likewise.
27151 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27153 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27154 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27155 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27156 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27157 (fold_unary): Likewise.
27158 (fold_binary): Likewise.
27159 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27160 ternary expressions.
27161 (fold): Add logic for tcc_vl_exp.
27162 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27163 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27164 (fold_build3_stat): Add assertion to flag broken interface for
27165 constructing CALL_EXPRs.
27166 (fold_build_call_list): New.
27167 (fold_build_call_list_initializer): New.
27168 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27170 (fold_strip_sign_ops): Likewise.
27172 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27173 Brooks Moses <brooks.moses@codesourcery.com>
27174 Lee Millward <lee.millward@codesourcery.com>
27176 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27177 accessors and dump arguments explicitly.
27179 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27181 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27183 (print_call_name): Use new CALL_EXPR accessors.
27185 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27186 CALL_EXPR arguments explicitly instead of as a list. Use
27187 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27189 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27190 (vrp_visit_stmt): Likewise.
27192 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27193 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27195 (force_move_till_expr): Likewise.
27197 * targhooks.c (default_external_stack_protect_fail): Use
27198 build_call_expr instead of build_function_call_expr.
27199 (default_hidden_stack_protect_fail): Likewise.
27201 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27204 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27205 and walk arguments explicitly.
27207 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27208 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27209 (expand_simple_operations): Likewise.
27210 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27212 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27213 of TREE_CODE_LENGTH.
27214 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27216 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27217 instead of TREE_CODE_LENGTH.
27219 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27220 (tree_ic_transform): Likewise.
27221 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27222 parameter instead of arglist. Fix callers.
27223 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27224 (tree_stringops_transform): Likewise.
27225 (tree_indirect_call_to_profile): Likewise.
27226 (tree_stringops_values_to_profile): Likewise.
27228 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27229 (eliminate_tail_call): Likewise.
27231 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27233 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27234 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27236 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27238 * omp-low.c (build_omp_barrier): Use build_call_expr.
27239 (lower_rec_input_clauses): Likewise.
27240 (lower_reduction_clauses): Likewise.
27241 (expand_parallel_call): Likewise.
27242 (maybe_catch_exception): Likewise.
27243 (expand_omp_for_generic): Likewise.
27244 (expand_omp_for_static_nochunk): Likewise.
27245 (expand_omp_sections): Likewise.
27246 (lower_omp_single_simple): Likewise.
27247 (lower_omp_single_copy): Likewise.
27248 (lower_omp_master): Likewise.
27249 (lower_omp_ordered): Likewise.
27250 (lower_omp_critical): Likewise.
27252 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27253 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27255 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27256 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27257 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27259 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27260 and generalize to handle any number of operands.
27261 (chrec_contains_undetermined): Likewise.
27262 (tree_contains_chrecs): Likewise.
27263 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27265 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27267 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27268 fold_call_expr instead of fold_builtin.
27269 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27270 match declarations there.
27271 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27274 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27275 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27277 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27278 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27280 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27283 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27284 (execute_cse_sincos): Use new CALL_EXPR accessors.
27286 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27288 * gimple-low.c (lower_function_body): Use build_call_expr.
27289 (lower_builtin_setjmp): Likewise.
27291 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27292 (set_storage_via_libcall): Likewise.
27293 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27294 instead of TREE_CODE_LENGTH.
27295 (expand_expr_real_1): Use new CALL_EXPR accessors.
27297 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27298 generalize to handle any number of operands.
27299 (TB_parent_eq): Likewise.
27301 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27302 (strip_builtin_expect): Likewise.
27304 * function.c (gimplify_parameters): Use build_call_expr.
27306 * tree-vectorizer.c (vect_is_simple_reduction): Use
27307 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27309 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27310 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27312 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27315 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27316 (gimplify_decl_expr): Likewise.
27317 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27318 Use new CALL_EXPR iterators.
27319 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27320 (gimplify_modify_expr_to_memset): Likewise.
27321 (gimplify_variable_sized_compare): Likewise.
27322 (gimplify_omp_atomic_fetch_op): Likewise.
27323 (gimplify_omp_atomic_pipeline): Likewise.
27324 (gimplify_omp_atomic_mutex): Likewise.
27325 (gimplify_function_tree): Likewise.
27327 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27328 (call_expr_flags): Likewise.
27329 (expand_call): Likewise.
27331 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27332 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27335 * coverage.c (create_coverage): Use build_call_expr.
27337 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27338 (temp_call_expr_obstack): New.
27339 (pool_copy_list): Delete.
27340 (temp_copy_call_expr): New.
27341 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27342 CALL_EXPR accessors. Get rid of special goo for copying argument
27343 lists and use temp_copy_call_expr instead.
27344 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27345 CALL_EXPR accessors.
27346 (create_expression_by_pieces): Likewise. Use build_call_array
27347 to construct the result instead of fold_build3.
27348 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27349 dealing with argument lists.
27350 (init_pre): Remove references to expression_node_pool and
27351 list_node_pool. Init temp_call_expr_obstack instead.
27352 (fini_pre): Remove references to expression_node_pool and
27355 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27356 and walk arguments explicitly instead of as a list.
27358 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27359 (mx_register_decls): Likewise.
27360 (mudflap_register_call): Likewise.
27361 (mudflap_finish_file): Likewise.
27363 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27364 (ipa_callsite_compute_param): Likewise.
27366 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27367 accessors and constructor.
27369 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27370 accessors and constructor.
27371 (convert_tramp_reference): Likewise.
27372 (convert_call_expr): Likewise.
27373 (finalize_nesting_tree_1): Likewise.
27375 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27378 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27380 * tree-inline.c (initialize_inlined_parameters): Pass entire
27381 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27383 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27384 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27386 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27387 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27388 (vectorizable_reduction): Likewise.
27389 (vectorizable_call): Use new CALL_EXPR iterators.
27390 (vectorizable_conversion): Use build_call_expr.
27391 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27392 (vect_gen_widened_results_half): Use build_call_expr.
27393 (vect_setup_realignment): Likewise.
27394 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27396 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27397 (pass_through_call): Likewise.
27398 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27401 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27402 (tree_gen_pow2_profiler): Likewise.
27403 (tree_gen_one_value_profiler): Likewise.
27404 (tree_gen_ic_func_profiler): Likewise.
27405 (tree_gen_average_profiler): Likewise.
27406 (tree_gen_ior_profiler): Likewise.
27408 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27409 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27410 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27412 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27413 of TREE_CODE_LENGTH.
27415 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27416 of TREE_CODE_LENGTH.
27418 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27420 (convert_to_integer): Likewise.
27422 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27425 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27426 Brooks Moses <brooks.moses@codesourcery.com>
27427 Lee Millward <lee.millward@codesourcery.com>
27429 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27431 * config/frv/frv.c (frv_expand_builtin): Likewise.
27432 * config/s390/s390.c (s390_expand_builtin): Likewise.
27434 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27435 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27437 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27438 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27439 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27440 (ix86_expand_store_builtin): Likewise.
27441 (ix86_expand_unop_builtin): Likewise.
27442 (ix86_expand_unop1_builtin): Likewise.
27443 (ix86_expand_sse_compare): Likewise.
27444 (ix86_expand_sse_comi): Likewise.
27445 (ix86_expand_vec_init_builtin): Likewise.
27446 (ix86_expand_vec_ext_builtin): Likewise.
27447 (ix86_expand_vec_set_builtin): Likewise.
27448 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27450 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27451 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27453 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27454 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27455 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27457 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27459 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27460 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27461 arglist. Use new CALL_EXPR accessors. Fix callers.
27462 (altivec_expand_abs_builtin): Likewise.
27463 (rs6000_expand_binop_builtin): Likewise.
27464 (altivec_expand_predicate_builtin): Likewise.
27465 (altivec_expand_lv_builtin): Likewise.
27466 (spe_expand_stv_builtin): Likewise.
27467 (altivec_expand_stv_builtin): Likewise.
27468 (rs6000_expand_ternop_builtin): Likewise.
27469 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27470 (altivec_expand_st_builtin): Likewise.
27471 (altivec_expand_dst_builtin): Likewise.
27472 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27473 arglist. Use new CALL_EXPR accessors. Fix callers.
27474 (altivec_expand_vec_set_builtin): Likewise.
27475 (altivec_expand_vec_ext_builtin): Likewise.
27476 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27477 (spe_expand_builtin): Likewise.
27478 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27479 arglist. Use new CALL_EXPR accessors. Fix callers.
27480 (spe_expand_evsel_builtin): Likewise.
27481 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27482 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27484 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27485 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27486 (arm_expand_unop_builtin): Likewise.
27487 (arm_expand_builtin): Use new CALL_EXPR accessors.
27489 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27492 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27493 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27495 (bfin_expand_unop_builtin): Likewise.
27496 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27498 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27499 Brooks Moses <brooks.moses@codesourcery.com>
27500 Lee Millward <lee.millward@codesourcery.com>
27502 * c-semantics.c (build_stmt): Add internal diagnostic check.
27504 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27505 accessors. Print arguments explicitly instead of as a list.
27507 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27509 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27510 (c_finish_omp_flish): Likewise.
27512 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27513 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27514 instead of TREE_CODE_LENGTH.
27515 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27516 (c_warn_unused_result): Likewise.
27518 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27521 * doc/invoke.texi (Warning Options): Remove
27522 -Werror-implicit-function-declaration.
27523 (Wimplicit-function-declaration): Update description.
27524 * opts.c (common_handle_option): Move handling of -Werror=* to...
27525 (enable_warning_as_error): ...here.
27526 * opts.h (enable_warning_as_error): Declare.
27527 * c-decl.c (implicit_decl_warning): Unless
27528 -Wno-implicit-function-declaration is given, emit a pedwarn if
27529 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27530 * c.opt (Wimplicit-function-declaration): Replace
27531 mesg_implicit_function_declaration with
27532 warn_implicit_function_declaration.
27533 * c-opts.c (c_common_handle_option):
27534 -Werror-implicit-function-declaration is exactly equal as
27535 -Werror=implicit-function-declaration.
27536 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27537 warn_implicit_function_declaration.
27538 (c_common_post_options): -Wimplict-function-declaration is enabled
27539 by default by -std=c99, otherwise is disabled by default.
27540 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27542 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27544 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27545 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27546 former is ignored but not the latter.
27548 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27550 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27551 is made and the reference doesn't use the alias set of its type,
27552 do not create the temporary using that type.
27554 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27556 * jump.c: Remove prototypes for delete_computation and
27557 delete_prior_computation.
27559 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27561 * jump.c (get_label_after): Delete.
27562 (get_label_before, delete_computation, delete_jump,
27563 delete_prior_computation, follow_jumps): Move...
27564 * reorg.c (delete_computation, delete_prior_computation): ... here...
27565 (get_label_before, delete_jump): ... making these static ...
27566 (follow_jumps): ... and simplifying this since it only runs after
27568 * rtl.h (get_label_after, get_label_before, delete_jump,
27569 follow_jumps): Delete prototypes.
27571 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27573 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27575 2007-02-15 Nick Clifton <nickc@redhat.com>
27577 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27578 order to prevent it from being munged by the target.
27580 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27582 * config/i386/i386.md: Remove misleading comment.
27584 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27586 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27587 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27590 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27592 * tree-sra.c (instantiate_missing_elements): Canonicalize
27594 (sra_build_assignment): New.
27595 (generate_copy_inout, generate_element_copy,
27596 generate_element_zero, generate_one_element_init): Use it.
27598 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27600 * tree-sra.c (instantiate_missing_elements): Canonicalize
27602 (sra_build_assignment): New.
27603 (generate_copy_inout, generate_element_copy,
27604 generate_element_zero, generate_one_element_init): Use it.
27606 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27608 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27611 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27613 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27614 types as aggregates not scalars.
27615 * function.c (assign_stack_temp_for_type): Likewise.
27617 2007-02-14 Roger Sayle <roger@eyesopen.com>
27618 Zdenek Dvorak <dvorakz@suse.cz>
27620 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27623 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27625 * passes.c (next_pass_1): Clear the next field of the copied
27628 2007-02-14 Richard Henderson <rth@redhat.com>
27630 * tree-sra.c (early_sra): New.
27631 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27632 (tree_sra_early, pass_sra_early): New.
27633 * tree-pass.h (pass_sra_early): Declare.
27634 * passes.c (init_optimization_passes): Use it.
27636 2007-02-14 Richard Guenther <rguenther@suse.de>
27638 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27640 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27642 PR tree-optimization/30771
27643 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27645 (vect_analyze_operations): Induction phis can now be marked as
27647 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27648 Update documentation accordingly.
27650 2007-02-14 Nick Clifton <nickc@redhat.com>
27652 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27653 most 3 arguments are supported.
27654 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27656 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27658 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27659 Ensure dst->current is valid.
27661 2007-02-13 Paul Brook <paul@codesourcery.com>
27663 * config.gcc: Add arm*-*-uclinux-*eabi.
27664 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27665 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27666 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27667 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27668 (LINK_SPEC): Define.
27669 (LIB_SPEC): Define.
27670 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27672 * config/arm/uclinux-eabi.h: New file.
27673 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27674 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27677 2007-02-13 Ian Lance Taylor <iant@google.com>
27679 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27680 * flags.h (warn_strict_overflow): Declare.
27681 (enum warn_strict_overflow_code): Define.
27682 (issue_strict_overflow_warning): New static inline function.
27683 * opts.c (warn_strict_overflow): New variable.
27684 (common_handle_option): Handle OPT_Wstrict_overflow and
27685 OPT_Wstrict_overflow_.
27686 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27688 * fold-const.c: Include intl.h.
27689 (fold_deferring_overflow_warnings): New static variable.
27690 (fold_deferred_overflow_warning): New static variable.
27691 (fold_deferred_overflow_code): New static variable.
27692 (fold_defer_overflow_warnings): New function.
27693 (fold_undefer_overflow_warnings): New function.
27694 (fold_undefer_and_ignore_overflow_warnings): New function.
27695 (fold_deferring_overflow_warnings_p): New function.
27696 (fold_overflow_warning): New static function.
27697 (make_range): Add strict_overflow_p parameter. Change all
27699 (extract_muldiv, extract_muldiv_1): Likewise.
27700 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27701 tree_expr_nonnegative_p.
27702 (fold_negate_expr): Call fold_overflow_warning.
27703 (fold_range_test): Likewise.
27704 (fold_comparison): Likewise.
27705 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27706 instead of tree_expr_nonnegative_p.
27707 (tree_expr_nonnegative_warnv_p): Rename from
27708 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27709 (tree_expr_nonnegative_p): New function.
27710 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27711 strict_overflow_p parameter.
27712 (tree_expr_nonzero_p): New function.
27713 * passes.c (verify_interpass_invariants): New static function.
27714 (execute_one_pass): Call it.
27715 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27717 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27718 (estimate_numbers_of_iterations): Likewise.
27719 (scev_probably_wraps_p): Likewise.
27720 * tree-ssa-ccp.c: Include "toplev.h".
27721 (evaluate_stmt): Defer fold overflow warnings until we know we are
27723 (struct fold_stmt_r_data): Add stmt field.
27724 (fold_stmt_r): Defer fold overflow warnings until we know we
27726 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27727 (fold_stmt_inplace): Likewise.
27728 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27729 (cleanup_control_expr_graph): Defer fold overflow warnings until
27730 we know we are going to optimize.
27731 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27732 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27734 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27735 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27736 * tree-ssa-loop-manip.c (create_iv): Likewise.
27737 * c-typeck.c (build_conditional_expr): Likewise.
27738 (build_binary_op): Likewise.
27739 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27740 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27741 (extract_range_from_unary_expr): Likewise.
27742 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27743 assuming that signed overflow does not occur.
27744 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27745 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27746 (fold_defer_overflow_warnings): Declare.
27747 (fold_undefer_overflow_warnings): Declare.
27748 (fold_undefer_and_ignore_overflow_warnings): Declare.
27749 (fold_deferring_overflow_warnings_p): Declare.
27750 (tree_expr_nonzero_warnv_p): Declare.
27751 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27752 of warning options.
27753 (Warning Options): Document -Wstrict-overflow.
27754 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27755 (tree-ssa-ccp.o): Likewise.
27756 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27757 (fold-const.o): Depend on intl.h.
27759 2007-02-13 Ian Lance Taylor <iant@google.com>
27761 PR middle-end/30751
27762 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27765 2007-02-13 Stuart Hastings <stuart@apple.com>
27767 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27769 2007-02-13 Richard Henderson <rth@redhat.com>
27771 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27772 handled_component_p before looking for the indirect_ref.
27774 2007-02-13 Richard Henderson <rth@redhat.com>
27776 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27777 remove flags clobber.
27778 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27779 (bswaphi_lowpart): New.
27780 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27781 remove TARGET_BSWAP test. Delete expander of the same name.
27783 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27784 (expand_unop): Use them.
27786 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27788 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27789 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27790 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27791 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27792 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27793 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27794 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27795 assembler dialect choice from asm templates.
27797 2007-02-12 Richard Henderson <rth@redhat.com>
27799 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27800 (fixuns_trunc<SSEMODEF>si2): Use it.
27801 * config/i386/sse.md (vec_setv4sf_0): Export.
27802 * config/i386/i386.c (ix86_build_const_vector): Export.
27803 (ix86_split_convert_uns_si_sse): Rename from
27804 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27805 * config/i386/i386-protos.h: Update.
27807 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27810 * c-typeck.c (c_finish_return): Improve warning message.
27812 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27814 * alias.c (find_symbolic_term): Delete unused function.
27816 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27818 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27819 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27820 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27822 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27824 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27825 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27826 the function, temporarily point the debug interface to the null one.
27828 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27830 * dwarf2out.c (round_up_to_align): New static function.
27831 (field_byte_offset): Use it to round the offset.
27833 2007-02-12 Richard Henderson <rth@redhat.com>
27835 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27836 (inswl_const): Export.
27838 2007-02-12 Richard Henderson <rth@redhat.com>
27840 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27841 result mode of the libcall, convert back to outmode.
27843 2007-02-12 Roger Sayle <roger@eyesopen.com>
27845 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27846 (bswapdi2): New define_expand to implement 32-bit implementation.
27848 2007-02-12 Nick Clifton <nickc@redhat.com>
27850 * doc/invoke.texi (Overall Options): Document --help=.
27851 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27852 (cc1_options): Pass --help= on to cc1.
27853 (display_help): Add description of --help=.
27854 (process_command): Add code to handle --help=. Allow translated
27855 --help and --target-help switches to be passed on to compiler
27857 (main): Remove unused if statement.
27858 * opts.c (columns): Remove.
27859 (LEFT_COLUMN): Define.
27860 (wrap_help): Add columns argument.
27861 (print_filtered_help): Change parameters to be an include bitmask,
27862 an exclude bitmask, an any bitmask and the column width. Move the
27863 code to display the params list here. Add code to display the
27864 status of options rather than their descriptions if the quiet flag
27866 (print_specific_help): Change parameters to be an include bitmask,
27867 an exclude bitmask and an any bitmask. Move code to look up the
27868 column width here. Decide upon the title for an options listing.
27869 (common_handle_options): Add code to handle --help=. Adapt code
27870 for --help and --target-help to use the revised form of the
27871 print_specific_help function.
27872 (print_help): Delete.
27873 (print_param_help): Delete.
27874 (print_switch): Delete.
27875 * opts.h (cl_lang_count): Add prototype.
27876 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27877 CL_MAX_OPTION_CLASS): New defines.
27878 * optc-gen.awk: Add construction of cl_lang_count.
27879 * c.opt: Add Warning attribute to warning options and Optimization
27880 attribute to optimization options.
27881 * common.opt: Likewise.
27883 Add -fhelp and -ftarget-help as aliases for the transformed --help
27884 and --target-help options.
27885 * opt-functions.awk: Add code to handle Warning and Optimization
27888 2007-02-12 Richard Henderson <rth@redhat.com>
27890 * config/alpha/constraints.md: New file.
27891 * config/alpha/alpha.c: Include tm-constrs.h.
27892 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27893 alpha_extra_constraint): Remove.
27894 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27895 * config/alpha/alpha-protos.h: Update.
27896 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27897 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27898 (EXTRA_CONSTRAINT): Remove.
27899 * config/alpha/alpha.md: Include constraints.md.
27900 (adddi splitter): Use satisfies_constraint_*.
27901 * config/alpha/predicates.md (add_operand): Likewise.
27902 (sext_add_operand, addition_operation): Likewise.
27904 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27906 PR tree-optimization/29145
27907 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27908 in our handling of restrict qualified pointers.
27910 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27913 * doc/invoke.texi (Wunused-value): Update description.
27914 (Wextra): Delete item.
27915 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27916 value of Wunused-value.
27917 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27918 (c_finish_stmt_expr): Don't check extra_warnings.
27919 (emit_side_effect_warnings): The caller is responsible to check
27922 2007-02-11 Roger Sayle <roger@eyesopen.com>
27923 Matt Thomas <matt@3am-software.com>
27925 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27927 2007-02-11 Roger Sayle <roger@eyesopen.com>
27929 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27930 comparisons of POPCOUNT against zero.
27931 (simplify_const_relational_operation): Likewise.
27933 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27935 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27937 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27939 * dwarf2out.c (root_type): Delete unused function.
27941 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27943 * genattrtab.c (contained_in_p): Delete unused function.
27944 (write_expr_attr_cache): Likewise.
27946 2007-02-11 Jan Hubicka <jh@suse.cz>
27948 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27951 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27953 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27954 to add the REG_EQ* note.
27955 * see.c (see_merge_one_use_extension): Likewise.
27956 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27957 turn REG_EQUAL notes into REG_EQUIV notes if the target
27958 register may have more than one set.
27959 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27960 * gcse.c (try_replace_reg): Likewise.
27961 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27962 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27963 more than one REG_EQUIV note.
27964 * reload1.c (gen_reload): Use set_unique_reg_note.
27966 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27968 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27969 (ix86_builtin_conversion): New function.
27971 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27974 * tree.h (DECL_REPLACEABLE_P): New macro.
27975 * except.c (set_nothrow_function_flags): Likewise.
27977 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27978 Ira Rosen <irar@il.ibm.com>
27979 Dorit Nuzman <dorit@il.ibm.com>
27981 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27982 * targhooks.c (default_builtin_vectorized_conversion): New.
27983 * targhooks.h (default_builtin_vectorized_function): New declaration.
27984 * target.h (struct vectorize): Add builtin_conversion field.
27985 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27986 stmt_vec_info_type value.
27987 (vectorizable_conversion): New declaration.
27988 * tree-vect-analyze.c (vect_analyze_operations): Add
27989 vectorizable_conversion call.
27990 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27991 * tree-vect-transform.c (vectorizable_conversion): New function.
27992 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27993 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27995 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27996 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27997 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27998 or ALTIVEC_BUILTIN_VCFSX.
28000 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28003 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28004 CONST_DOUBLE and operand 0 is a hard register.
28005 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28006 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28007 is a hard floating-point register.
28009 2007-02-10 Richard Henderson <rth@redhat.com>
28010 Jakub Jelinek <jakub@redhat.com>
28011 Alexandre Oliva <aoliva@redhat.com>
28013 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28014 * builtin-types.def (BT_WORD): Make unsigned.
28015 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28016 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28017 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28018 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28019 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28020 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28022 * expr.c (emutls_var_address): New.
28023 (expand_expr_real_1): Expand emulated tls.
28024 (expand_expr_addr_expr_1): Likewise.
28025 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28026 * output.h (emutls_finish): Declare.
28027 * toplev.c (compile_file): Call it.
28028 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28029 address before wrapping in CONST.
28030 * varasm.c (emutls_htab, emutls_object_type): New.
28031 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28032 (get_emutls_object_name, get_emutls_object_type): New.
28033 (get_emutls_init_templ_addr, emutls_decl): New.
28034 (emutls_common_1, emutls_finish): New.
28035 (assemble_variable): When emulating tls, swap decls; generate
28036 constructor for the emutls objects.
28037 (do_assemble_alias): When emulating tls, swap decl and target name.
28038 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28040 * varpool.c (decide_is_variable_needed): Look at force_output.
28041 Recurse for emulated tls.
28042 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28043 with decide_is_variable_needed.
28044 * emutls.c: New file.
28045 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28046 tls_object for real tls.
28048 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28050 PR rtl-optimization/29599
28051 * reload1.c (eliminate_regs_in_insn): Take the destination
28052 mode into account when computing the offset.
28054 2007-02-09 Stuart Hastings <stuart@apple.com>
28055 Richard Henderson <rth@redhat.com>
28057 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28058 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28059 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28060 fixuns_truncdfhi2): New.
28061 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28062 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28063 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28064 (floatunssidf2): Allow nonimmediate source.
28065 * config/i386/sse.md (movdi_to_sse): New.
28066 (vec_concatv2di): Drop '*'.
28067 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28068 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28069 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28071 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28072 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28073 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28074 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28075 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28076 ix86_build_const_vector.
28077 (x86_emit_floatuns): Rewrite.
28079 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28081 * genautomata.c (longest_path_length): Delete unused function.
28082 (struct state): Delete unused longest_path_length.
28083 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28084 (get_free_state): Delete unused.
28086 2007-02-09 Jan Hubicka <jh@suse.cz>
28088 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28089 * doc/invoke.texi (inline-unit-growth): Update default value.
28091 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28092 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28093 (rebuild_cgraph_edges): Likewise.
28094 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28095 (dump_cgraph_node): Dump frequencies.
28096 (cgraph_clone_edge): Add frequency scales.
28097 (cgraph_clone_node): Add freuqnecy.
28098 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28099 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28100 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28101 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28102 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28103 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28104 (save_inline_function_body): Likewise.
28105 * ipa-inline.c: inluce rtl.h
28106 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28107 (cgraph_edge_badness): Use frequencies.
28108 (cgraph_decide_recursive_inlining): Update clonning.
28109 (cgraph_decide_inlining_of_small_function): Dump frequency.
28110 * predict.c (estimate_bb_frequencies): Export.
28111 * predict.h (estimate_bb_frequencies): Declare.
28112 * tree-inline.c (copy_bb): Watch overflows.
28113 (expand_call_inline): Update call of cgraph_create_edge.
28114 (optimize_inline_calls): Use TODO flags to update frequnecies.
28115 * passes.h: Include predict.h
28116 (init_optimization_passes): Move profile ahead.
28117 (execute_function_todo): Handle TODO_rebuild_frequencies.
28119 2007-02-09 Roger Sayle <roger@eyesopen.com>
28121 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28122 the insbl or inswl pattern into a register.
28124 2007-02-09 Roger Sayle <roger@eyesopen.com>
28126 * config/ia64/ia64.md (bswapdi2): New define_insn.
28128 2007-02-09 Richard Henderson <rth@redhat.com>
28130 * config/i386/constraints.md (Ym): New constraint.
28131 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28132 (movdi_1_rex64): Split sse and xmm general register moves from
28133 memory move alternatives. Use conditional register constraints.
28134 (movsf_1, movdf_integer): Likewise.
28135 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28136 (movdf_integer_rex64): New.
28137 (pushsf_rex64): Fix output constraints.
28138 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28139 (sse2_stored): Likewise.
28140 (sse2_storeq_rex64): New.
28141 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28142 amd and not generic.
28143 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28144 for optimize_size. Remove SF/DFmode hack.
28146 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28148 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28151 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28152 Richard Sandiford <richard@codesourcery.com>
28154 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28155 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28156 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28157 m68k/t-mlib to tmake_file.
28158 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28159 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28160 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28161 Allow it to be cf or m68k. Set m68k_arch_family. If that
28162 variable is not empty, add t-$m68k_arch_family to tmake_file.
28163 Add t-mlibs to tmake_file.
28164 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28165 * config/m68k/t-cf: New file.
28166 * config/m68k/t-m68k: Likewise.
28167 * config/m68k/t-mlibs: Likewise.
28168 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28169 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28170 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28171 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28172 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28174 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28175 (INSTALL_LIBGCC): Delete.
28176 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28177 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28178 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28179 (M68K_MLIB_CPU): Define.
28180 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28181 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28182 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28184 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28185 Richard Guenther <rguenther@suse.de>
28187 PR middle-end/23361
28188 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28189 against INT_MIN/INT_MAX.
28190 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28191 file if a loop is removed.
28193 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28195 * calls.c (store_one_arg): Pass correct alignment to
28196 emit_push_insn for non-BLKmode values.
28197 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28198 unaligned stack slot via a suitably aligned slot.
28200 2007-02-08 DJ Delorie <dj@redhat.com>
28202 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28204 (legal_subregs): Use unsigned char, make const.
28205 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28207 2007-02-08 Paul Brook <paul@codesourcery.com>
28209 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28210 special interworking needed.
28212 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28214 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28215 conditional to __SSE2__.
28216 (Entries below should have been added to first ChangeLog
28217 entry for amdfam10 dated 2007-02-05)
28218 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28220 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28222 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28225 2007-02-08 DJ Delorie <dj@redhat.com>
28227 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28228 * config/m32c/m32c.c (legal_subregs): New.
28229 (m32c_illegal_subreg_p): New.
28230 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28231 unsupported subregs of hard regs.
28233 2007-02-08 Jan Hubicka <jh@suse.cz>
28235 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28236 the same one; always update histograms.
28238 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28240 * passes.c (init_optimization_passes): Tidy comment.
28242 2007-02-08 Roger Sayle <roger@eyesopen.com>
28244 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28245 strip zero_extend, bswap and rotates from POCOUNT's argument.
28246 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28247 zero_extend and rotates from PARITY's argument.
28248 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28249 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28250 of an integer constant at compile-time.
28252 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28255 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28257 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28260 * tree-ssa-live.c (remove_unused_locals): Do not remove
28261 TREE_ADDRESSABLE variables.
28262 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28263 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28264 FOR_CLOBBER. Update all users.
28265 If VAR has an associated alias set, add a virtual operand for
28266 it if no alias is found to conflict with the memory reference.
28268 2007-02-07 Jan Hubicka <jh@suse.cz>
28269 Robert Kidd <rkidd@crhc.uiuc.edu>
28271 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28273 2007-02-07 Ian Lance Taylor <iant@google.com>
28275 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28277 2007-02-07 Roger Sayle <roger@eyesopen.com>
28279 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28280 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28281 tablejumpdi, movsi_to_cr_one): Remove constraints from
28282 define_expand's match_operands.
28284 2007-02-07 Roger Sayle <roger@eyesopen.com>
28286 * global.c (compute_regsets): Move declatation of "i" inside of
28287 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28289 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28292 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28293 of INDIRECT_REF <RESULT_DECL>.
28295 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28297 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28298 Kaz Kojima <kkojima@gcc.gnu.org>
28301 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28303 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28305 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28307 * doc/loop.texi: Document possibility not to perform disambiguation
28308 of loops with multiple latches.
28309 * cfgloopmanip.c (alp_enum_p): Removed.
28310 (add_loop): Handle subloops. Use get_loop_body_with_size.
28311 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28312 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28313 the new forwarder block.
28314 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28315 Handle the case latch is NULL.
28316 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28317 modifications when marking loop exits.
28318 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28320 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28321 disambiguate_loops_with_multiple_latches.
28322 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28323 before fix_loop_structure.
28324 * cfgloop.c: Include pointer-set.h and output.h.
28325 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28326 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28327 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28328 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28329 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28330 disambiguate_multiple_latches, get_loop_body_with_size,
28331 disambiguate_loops_with_multiple_latches): New functions.
28332 (flow_loop_dump): Dump multiple latch edges.
28333 (flow_loop_nodes_find): Handle loops with multiple latches.
28334 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28335 (glb_enum_p): Modified.
28336 (get_loop_body): Use get_loop_body_with_size.
28337 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28338 (AVOID_CFG_MODIFICATIONS): New constant.
28339 (disambiguate_loops_with_multiple_latches, add_loop,
28340 get_loop_body_with_size): Declare.
28341 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28343 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28345 PR inline-asm/28686
28346 * global.c (compute_regsets): New function.
28347 (global_alloc): Refactored ELIMINABLE_REGSET
28348 and NO_GLOBAL_ALLOC_REGS computation out.
28349 (rest_of_handle_global_alloc): Call compute_regsets()
28350 for non-optimizing case.
28352 2007-02-06 Richard Henderson <rth@redhat.com>
28354 * config/i386/constraints.md (Y2): Rename from Y.
28355 (Yi): New constraint.
28356 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28357 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28358 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28359 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28360 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28361 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28362 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28363 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28364 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28365 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28366 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28367 vec_extractv2si_1): Change Y constraints to Y2.
28368 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28369 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28370 Change Y constraints to Y2.
28371 (sse2_loadld): Change Y constraints to x.
28373 2007-02-06 Roger Sayle <roger@eyesopen.com>
28375 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28376 (parity<mode>2): New define_expand using rs6000_emit_parity.
28377 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28378 rs6000_emit_parity): New functions.
28379 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28380 rs6000_emit_parity): Prototype here.
28382 2007-02-06 Ian Lance Taylor <iant@google.com>
28384 * lower-subreg.c (simple_move_operand): Reject CONST.
28385 (resolve_clobber): Call validate_change rather than directly
28386 assigning to XEXP (pat, 0).
28388 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28390 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28391 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28392 (tree-cfg.o): Remove hashtab.h dependency.
28394 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28395 (struct ivopts_data): Change niters to pointer_map_t.
28396 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28397 (niter_for_exit): Create pointer_map on demand. Change for
28399 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28400 (free_loop_data): Destroy data->niters if created and reset field.
28401 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28402 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28404 * tree-ssa-reassoc.c: Include pointer-set.h.
28405 (bb_rank): Change to long *.
28406 (operand_rank): Change to pointer_map_t.
28407 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28408 (insert_operand_rank): Accept long.
28409 (operand_entry_hash, operand_entry_eq): Remove.
28410 (get_rank): Return long. Adjust for changes above.
28411 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28413 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28415 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28416 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28417 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28419 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28420 directly since it cannot be NULL.
28421 (get_vi_for_tree): Rewrite for pointer_map API.
28422 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28423 (init_alias_vars): Create vi_for_tree as pointer_map.
28424 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28426 * tree-cfg.c: Don't include hashtab.h.
28427 (edge_to_cases): Declare as pointer_map.
28428 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28430 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28431 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28432 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28434 (record_switch_edge): Delete.
28435 (get_cases_for_edge): Adjust for pointer_map API, inline
28436 record_switch_edge (rewritten for new API), remove goto.
28438 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28440 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28441 * tree-nested.c: Include pointer-set.h.
28442 (var_map_elt, var_map_eq, var_map_hash): Delete.
28443 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28444 to pointer_map_t's.
28445 (nesting_info_bitmap_obstack): New.
28446 (lookup_field_for_decl): Adjust for pointer_map API.
28447 (lookup_tramp_for_decl): Adjust for pointer_map API.
28448 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28449 (get_local_debug_decl): Adjust for pointer_map API.
28450 (convert_nl_goto_reference): Adjust for pointer_map API.
28451 (convert_nl_goto_receiver): Adjust for pointer_map API.
28452 (create_nesting_tree): Create outside GGC space. Create bitmap on
28453 the new obstack. Create field_map and var_map as pointer_maps.
28454 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28456 (lower_nested_functions): Move root here, no need to NULL it.
28457 Initialize and release the obstack.
28459 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28461 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28462 Remove prototypes and make them non-static.
28463 (struct tree_int_map): Remove.
28464 * tree.h (struct tree_int_map): Move here, turning TO into an
28466 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28468 * tree.h (TREE_COMPLEXITY): Remove.
28469 (struct tree_exp): Remove complexity field.
28470 * tree.c (build1_stat): Don't set it.
28472 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28473 Victor Kaplansky <victork@il.ibm.com>
28475 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28476 (vect_is_simple_reduction): Support reduction with induction as
28477 one of the operands.
28478 (vect_is_simple_iv_evolution): Fix formatting.
28479 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28480 formatting. Don't mark induction phis for vectorization.
28481 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28482 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28483 (vect_get_vec_def_for_operand): Support induction.
28484 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28486 (vectorizable_reduction): Support reduction with induction as one of
28488 (vectorizable_type_demotion): Use def-type of stmt argument rather
28489 than dummy def-type.
28491 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28492 flag_tree_scev_cprop.
28493 * common.opt (tree-scev-cprop): New flag.
28495 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28496 call to vect_get_new_vect_var.
28498 2007-02-06 Ira Rosen <irar@il.ibm.com>
28500 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28501 vectype is not NULL.
28502 (vect_pattern_recog_1): Likewise.
28504 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28506 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28507 (fold_negate_expr): Likewise.
28509 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28512 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28513 even if cv-qualification is the same.
28515 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28517 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28518 __enable_execute_stack on completion.
28520 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28522 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28523 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28524 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28525 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28526 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28527 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28528 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28529 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28531 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28533 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28534 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28535 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28536 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28537 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28538 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28539 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28540 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28541 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28542 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28543 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28544 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28545 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28546 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28547 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28548 sqrtextenddfxf2_i387): Added amdfam10_decode.
28550 * config/i386/athlon.md (athlon_idirect_amdfam10,
28551 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28552 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28553 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28554 athlon_ivector_store_amdfam10): New define_insn_reservation.
28555 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28558 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28560 * config/i386/athlon.md (athlon_call_amdfam10,
28561 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28562 define_insn_reservation.
28563 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28564 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28565 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28567 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28569 * config/i386/athlon.md (athlon_sseld_amdfam10,
28570 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28571 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28573 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28575 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28576 define_insn_reservation.
28577 * config/i386/i386.md (sseins): Added sseins to define_attr type
28578 and define_attr unit.
28579 * config/i386/sse.md: Set type attribute to sseins for insertq
28582 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28584 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28585 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28586 ssecomi_load_amdfam10, ssecomi_amdfam10,
28587 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28588 define_insn_reservation.
28589 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28591 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28593 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28594 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28595 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28596 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28597 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28598 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28599 define_insn_reservation.
28601 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28602 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28603 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28604 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28605 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28607 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28609 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28610 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28611 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28612 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28613 athlon_ssemul_load_k8): Added amdfam10.
28615 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28617 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28618 (x86_sse_unaligned_move_optimal): New variable.
28620 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28622 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28623 for unaligned vector SSE double/single precision loads for AMDFAM10.
28625 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28627 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28628 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28629 Define TARGET_CPU_DEFAULT_amdfam10.
28630 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28631 (processor_type): Add PROCESSOR_AMDFAM10.
28633 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28634 processor_type in config/i386/i386.h.
28635 Enable imul peepholes for TARGET_AMDFAM10.
28637 * config.gcc: Add support for --with-cpu option for amdfam10.
28639 * config/i386/i386.c (amdfam10_cost): New variable.
28640 (m_AMDFAM10): New macro.
28641 (m_ATHLON_K8_AMDFAM10): New macro.
28642 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28643 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28644 x86_promote_QImode, x86_integer_DFmode_moves,
28645 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28646 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28647 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28648 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28649 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28650 Enable/disable for amdfam10.
28651 (override_options): Add amdfam10_cost to processor_target_table.
28652 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28653 processor_alias_table.
28654 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28655 (ix86_adjust_cost): Add code for amdfam10.
28657 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28659 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28660 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28661 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28662 * config/i386/i386.h: Add builtin definition for SSE4A.
28663 * config/i386/i386.md: Add support for ABM instructions
28664 (popcnt and lzcnt).
28665 * config/i386/sse.md: Add support for SSE4A instructions
28666 (movntss, movntsd, extrq, insertq).
28667 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28668 Add -march=amdfam10 flag.
28669 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28670 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28672 * doc/extend.texi: Add documentation for SSE4A builtins.
28674 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28676 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28678 2007-02-05 Richard Guenther <rguenther@suse.de>
28680 * tree-vectorizer.h (vectorizable_function): Add argument type
28681 argument, change return type.
28682 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28683 * tree-vect-transform.c (vectorizable_function): Handle extra
28684 argument, return vectorized function decl.
28685 (build_vectorized_function_call): Remove.
28686 (vectorizable_call): Handle calls with result and argument types
28687 differing. Handle loop vectorization factor correctly.
28688 * targhooks.c (default_builtin_vectorized_function): Adjust for
28690 * targhooks.h (default_builtin_vectorized_function): Likewise.
28691 * target.h (builtin_vectorized_function): Add argument type
28693 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28694 extra argument, allow vectorizing of lrintf.
28695 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28696 documentation of target hook.
28698 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28701 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28702 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28703 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28705 2007-02-05 Roger Sayle <roger@eyesopen.com>
28707 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28708 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28709 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28710 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28711 before canonicalizing sincos to cexpi.
28712 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28714 2007-02-05 Roger Sayle <roger@eyesopen.com>
28716 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28717 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28718 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28720 2007-02-05 Roger Sayle <roger@eyesopen.com>
28722 * mips-tfile.c (initialize_init_file): Correct endianness test.
28724 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28726 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28727 the 'y' constraint.
28729 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28731 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28732 saves in a PARALLEL before the register assignments.
28734 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28736 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28737 DWARF_FRAME_RETURN_COLUMN to be a general register.
28738 * dwarf2out.c (init_return_column_size): New function, split from...
28739 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28740 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28741 to be nongeneral registers.
28742 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28744 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28745 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28747 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28749 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28751 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28753 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28754 (remove_path): Use can_remove_branch_p and remove_branch instead
28755 of loop_delete_branch_edge.
28756 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28757 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28758 Update profile using scale_dominated_blocks_in_loop.
28759 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28760 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28761 (can_remove_branch_p, remove_branch): Declare.
28762 * tree-cfg.c (tree_can_remove_branch_p): New function.
28763 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28764 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28765 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28767 2007-02-05 Jan Hubicka <jh@suse.cz>
28769 PR middle-end/30696
28770 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28771 nodes in cgraph, don't remove offline copy of the function.
28773 2007-02-04 Jan Hubicka <jh@suse.cz>
28775 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28776 vectors might cause maybe_lookup_element_for_expr to be called
28777 on non-sra-candidate.
28779 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28781 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28782 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28783 spelling conventions.
28785 2007-02-04 Richard Guenther <rguenther@suse.de>
28787 PR middle-end/30636
28788 * fold-const.c (try_move_mult_to_index): Make sure to not
28789 overflow one dimension of a multi-dimensional array access.
28791 2007-02-04 Jan Hubicka <jh@suse.cz>
28793 * passes.c (init_optimization_passes): Reindent.
28795 2007-02-04 Jan Hubicka <jh@suse.cz>
28796 Eric Botcazou <ebotcazou@adacore.com>
28798 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28799 (execute_fixup_cfg): Break out the abnormal goto code.
28800 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28801 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28802 (optimize_inline_calls): Call make_nonlocal_label_edges.
28804 2007-02-04 Jan Hubicka <jh@suse.cz>
28806 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28807 true when something was changed.
28808 (rename_ssa_copies): When something was changed, do
28809 TODO_remove_unused_locals.
28810 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28811 add TODO_remove_unused_locals when instruction was removed.
28813 2007-02-04 Jan Hubicka <jh@suse.cz>
28815 * ipa-inline.c (try_inline): Improve debug output; work on already
28817 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28818 call try_inline for already inlined edges too when flattening;
28819 inline also functions that make callee growth but overall unit size
28822 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28824 * config/m32c/bitops.md, config/m32c/jump.md,
28825 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28826 config/m32r/m32r.h, config/m32r/m32r.md,
28827 config/m32r/predicates.md, config/m68hc11/larith.asm,
28828 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28829 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28830 config/mips/mips-protos.h, config/mips/mips.c,
28831 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28832 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28833 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28834 spelling conventions.
28836 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28837 Follow spelling conventions.
28839 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28841 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28842 warn about C++0x compatibility.
28844 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28846 * config/h8300/h8300.c, config/h8300/h8300.h,
28847 config/h8300/h8300.md: Follow spelling conventions.
28849 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28851 PR middle-end/30667
28852 * combine.c (try_combine): Do not substitute source operand
28853 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28855 2007-02-03 Jan Hubicka <jh@suse.cz>
28857 PR gcov-profile/30650
28858 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28859 do not divide by zero for never executed counters.
28860 (tree_find_values_to_profile): Fix counters.
28861 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28863 2007-02-03 Ian Lance Taylor <iant@google.com>
28865 * lower-subreg.c (simple_move_operand): New static function,
28866 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28868 (simple_move): Call simple_move_operand.
28869 (find_decomposable_subregs): Add special handling of MEMs.
28870 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28871 meaning of return value. If we see a hard register, test whether
28872 it can store a word_mode value. Change all callers.
28874 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28876 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28877 ftrapv insns and expanders.
28878 (subdi3): Change define_expand operand 1 to arith11_operand, and
28879 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28880 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28881 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28884 PR middle-end/30174
28885 * varasm.c (notice_global_symbol): Treat global objects as weak when
28886 flag_shlib is true.
28888 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28890 * emit-rtl.c (dconstpi): Delete.
28891 (dconstsqrt2): New.
28892 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28893 * real.h (dconstpi): Delete.
28894 (dconstsqrt2): New.
28895 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28896 (fold_builtin_hypot): Likewise.
28898 2007-02-03 Tom Tromey <tromey@redhat.com>
28901 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28902 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28904 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28906 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28907 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28908 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28909 config/rs6000/cell.md, config/rs6000/darwin.h,
28910 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28911 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28912 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28913 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28914 typos. Follow spelling conventions.
28915 * doc/invoke.texi: Follow spelling conventions.
28917 2007-02-03 Roger Sayle <roger@eyesopen.com>
28919 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28920 canonicalization transformations that attempt to simplify integer
28921 constant comparisons to become comparisons against zero.
28923 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28925 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28927 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28928 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28930 2007-02-02 Mike Stump <mrs@apple.com>
28932 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28933 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28934 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28935 generate a branch island.
28937 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28939 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28940 (xtensa_legitimate_address_p): New.
28941 (xtensa_legitimize_address): New.
28942 (xtensa_output_addr_const_extra): New.
28943 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28945 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28946 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28947 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28948 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28949 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28950 (xtensa_legitimize_address): New.
28951 (xtensa_output_addr_const_extra): New.
28953 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28955 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28957 2007-02-02 Ian Lance Taylor <iant@google.com>
28959 * expmed.c (expand_divmod): Add comment.
28961 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28963 * emit-rtl.c (renumber_insns): Remove.
28964 * flags.h: Remove the extern for flag_renumber_insns.
28965 * rtl.h: Remove the prototype for renumber_insns.
28966 * toplev.c (flag_renumber_insns): Remove.
28968 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28970 Revert for x86 darwin:
28971 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28973 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28974 code before the following patch under TARGET_MACHO.
28975 (ix86_function_value_regno_p): Likewise.
28977 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28979 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28982 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28985 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28986 loads to general or fp registers. Add comments.
28987 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28989 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28991 * pointer-set.c (insert_aux): Only return insertion slot.
28992 (pointer_set_insert): Adjust.
28993 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28994 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28995 pointer_map_traverse): New.
28996 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28997 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28998 pointer_map_contains, pointer_map_traverse): Declare.
29000 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29002 PR middle-end/30473
29003 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29004 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29006 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29008 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29010 (struct _dep): New type.
29011 (dep_t): New typedef.
29012 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29013 (DEP_STATUS): New access macro. The macro with the same name was
29014 renamed to DEP_LINK_STATUS.
29015 (dep_init): Declare function
29017 (struct _dep_link): New type.
29018 (dep_link_t): New typedef.
29019 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29020 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29021 (DEP_LINK_STATUS): New macro.
29022 (debug_dep_links): New debug function.
29024 (struct _deps_list): New type.
29025 (deps_list_t): New typedef.
29026 (DEPS_LIST_FIRST): New access macro.
29027 (FOR_EACH_DEP_LINK): New cycle macro.
29028 (create_deps_list, free_deps_list, delete_deps_list): Declare
29030 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29031 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29032 (copy_deps_list_change_con): Ditto.
29034 (move_dep_link): Declare function.
29036 (struct _dep_node): New type.
29037 (dep_node_t): New typedef.
29038 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29040 (struct haifa_insn_data.back_deps): New field to hold backward
29041 dependencies of the insn.
29042 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29044 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29045 Change its type to deps_list_t.
29046 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29047 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29048 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29050 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29052 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29054 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29056 (dep_cost): Declare.
29058 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29059 (ds_to_dk, dk_to_ds): New functions.
29061 (init_dep_1): New static function.
29062 (init_dep): New function.
29063 (copy_dep): New static function.
29065 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29067 (detach_dep_link): New static function.
29068 (move_dep_link): New function.
29070 (dep_links_consistent_p, dump_dep_links): New static functions.
29071 (debug_dep_links): New debugging function.
29073 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29075 (alloc_deps_list, init_deps_list): New static functions.
29076 (create_deps_list): New function.
29077 (clear_deps_list): New static function.
29078 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29079 (deps_list_consistent_p, dump_deps_list): New static functions.
29080 (debug_deps_list): New function.
29081 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29083 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29085 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29086 use new scheduler dependencies lists.
29087 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29088 (sched_analyze): Ditto. Initialize dependencies lists.
29089 (add_forw_dep, compute_forward_dependences): Update to use new
29090 scheduler dependencies lists.
29092 (init_dependency_caches): Init deps_obstack.
29093 (free_dependency_caches): Free deps_obstack.
29095 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29096 new scheduler dependencies lists.
29097 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29098 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29100 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29101 Update to use new scheduler dependencies lists.
29102 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29103 (debug_dependencies): Ditto.
29104 (schedule_region): Update comments.
29106 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29107 scheduler dependencies lists.
29108 (schedule_ebb): Update comments.
29110 * rtl.def (DEPS_LIST): Remove.
29112 * lists.c (unused_deps_list): Remove.
29113 (free_list): Update assertions.
29115 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29116 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29118 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29119 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29121 * haifa-sched.c (comments): Update.
29122 (insn_cost1): Remove. Inline the code into insn_cost ().
29123 (insn_cost): Update to use new scheduler dependencies lists. Move
29124 processing of the dependency cost to dep_cost ().
29125 (dep_cost): New function. Use it instead of insn_cost () when
29126 evaluating cost of the dependency. Use compatible interface to
29127 interact with the target.
29128 (priority): Update to use new scheduler dependencies lists.
29129 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29130 with greater number of insns that depend on the insn.
29131 (schedule_insn): Update to use new scheduler dependencies lists. Add
29132 code to free backward dependencies lists. Inline and optimize code
29133 from resolve_dep () - see PR28071.
29134 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29135 lists. Update call to targetm.sched.is_costly_dependence hook.
29137 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29138 scheduler dependencies lists.
29140 (resolve_dep): Remove. Move the logic to schedule_insn ().
29141 (init_h_i_d): Initialize dependencies lists.
29143 (process_insn_depend_be_in_spec): Rename to
29144 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29145 dependencies lists.
29146 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29147 Update to use new scheduler dependencies lists.
29148 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29150 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29151 new scheduler dependencies lists.
29152 (build_intra_loop_deps): Ditto.
29154 * target.h (struct _dep): Declare to use in
29155 gcc_target.sched.is_costly_dependence.
29156 (struct gcc_target.sched.adjust_cost): Fix typo.
29157 (struct gcc_target.sched.is_costly_dependence): Change signature to
29158 use single dep_t parameter instead of an equivalent triad.
29159 (struct gcc_target.sched.adjust_cost_2): Remove.
29161 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29163 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29165 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29167 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29169 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29170 (REG_DEP_TRUE): Document.
29172 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29173 Change signature to correspond to the targetm.sched.adjust_cost hook.
29174 Update use in TARGET_SCHED_ADJUST_COST_2.
29175 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29176 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29177 new scheduler dependencies lists.
29178 (ia64_gen_check): Ditto.
29180 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29181 scheduler dependencies lists.
29183 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29184 signature to correspond to the targetm.sched.is_costly_dependence hook.
29185 (is_costly_group): Update to use new scheduler dependencies lists.
29187 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29188 instead of INSN_COST () macro.
29190 2007-02-01 Ian Lance Taylor <iant@google.com>
29192 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29194 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29196 * pa.md (tp_load): Correct mfctl instruction syntax.
29198 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29200 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29201 altivec_padding_size calculation on AIX. Improve comment, add
29202 assert to verify that it's right.
29204 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29207 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29209 PR inline-asm/28686
29210 * global.c (global_alloc): Add mising initialization of
29213 2007-02-01 Roger Sayle <roger@eyesopen.com>
29215 * alias.c (init_alias_analysis): Correct whitespace.
29216 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29217 partition_hot_cold_basic_blocks): Likewise.
29218 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29219 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29220 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29221 fold_builtin_snprintf_chk, fold_builtin_printf,
29222 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29223 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29224 * cfgcleanup.c (cleanup_cfg): Likewise.
29225 * cfgexpand.c (tree_expand_cfg): Likewise.
29226 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29227 * function.c (get_next_funcdef_no): Likewise.
29228 * gengtype.c (main): Likewise.
29229 * genmodes.c (main): Likewise.
29230 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29231 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29232 * ifcvt.c (noce_emit_move_insn): Likewise.
29233 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29235 * stor-layout.c (get_best_mode): Likewise.
29236 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29237 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29238 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29239 perform_var_substitution, solve_graph): Likewise.
29240 * tree-vrp.c (vrp_finalize): Likewise.
29242 2007-02-01 Ian Lance Taylor <iant@google.com>
29244 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29245 high part of a paradoxical subreg, return a constant zero.
29247 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29249 * toplev.c (lang_dependent_init): Call init_set_costs.
29250 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29252 2007-02-01 Richard Guenther <rguenther@suse.de>
29254 PR middle-end/30656
29255 * fold-const.c (fold_negate_expr): Allow negating a
29256 constant if overflow does not change.
29258 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29260 * doc/c-tree.texi (Expression trees): Improve markup.
29261 * doc/tm.texi (Register Classes, Addressing Modes)
29262 (Floating Point): Fix spacing after abbreviations. Fix some
29265 2007-02-01 Ben Elliston <bje@au.ibm.com>
29267 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29268 * doc/contrib.texi: Likewise.
29269 * doc/install.texi: Likewise.
29271 2007-01-31 Richard Henderson <rth@redhat.com>
29272 Ian Lance Taylor <iant@google.com>
29274 * lower-subreg.c: New file.
29275 * rtl.def (CONCATN): Define.
29276 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29277 pass_lower_subreg2.
29278 * emit-rtl.c (update_reg_offset): New static function, broken out
29279 of gen_rtx_REG_offset.
29280 (gen_rtx_REG_offset): Call update_reg_offset.
29281 (gen_reg_rtx_offset): New function.
29282 * regclass.c: Revert patch of 2006-03-05, restoring
29284 (clear_reg_info_regno): New function.
29285 * dwarf2out.c (concatn_loc_descriptor): New static function.
29286 (loc_descriptor): Handle CONCATN.
29287 * common.opt (fsplit_wide_types): New option.
29288 * opts.c (decode_options): Set flag_split_wide_types when
29290 * timevar.def (TV_LOWER_SUBREG): Define.
29291 * rtl.h (gen_reg_rtx_offset): Declare.
29292 (reg_scan_update): Declare.
29293 * regs.h (clear_reg_info_regno): Declare.
29294 * tree-pass.h (pass_lower_subreg): Declare.
29295 (pass_lower_subreg2): Declare.
29296 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29297 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29298 -fsplit-wide-types.
29299 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29300 * Makefile.in (OBJS-common): Add lower-subreg.o.
29301 (lower-subreg.o): New target.
29303 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29305 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29307 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29310 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29312 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29314 PR middle-end/29335
29315 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29317 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29319 * cfgloop.h: Include vec-prim.h.
29320 (enum li_flags): Remove LI_ONLY_OLD.
29321 (loop_iterator): Changed.
29322 (fel_next, fel_init): Iterate over loop tree.
29323 (FOR_EACH_LOOP_BREAK): New macro.
29324 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29326 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29327 * modulo-sched.c (sms_schedule): Ditto.
29328 * tree-vectorizer.c (vectorize_loops): Ditto.
29329 * doc/loop.texi: Update information on loop numbering and behavior of
29330 FOR_EACH_LOOP wrto new loops.
29331 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29332 add_to_evolution_1): Test nestedness of loops instead of comparing
29334 * tree-chrec.c (chrec_fold_plus_poly_poly,
29335 chrec_fold_multiply_poly_poly, chrec_evaluate,
29336 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29337 reset_evolution_in_loop): Ditto.
29338 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29340 2007-01-31 Dirk Mueller <dmueller@suse.de>
29342 * c-common.c (warn_about_parentheses): Separate warning about
29343 un-parenthized sequence of comparison operators from the one
29344 which is supposed to warn about x <= y <= z.
29346 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29348 * optabs.h (enum optab_index): Add new OTI_isinf.
29349 (isinf_optab): Define corresponding macro.
29350 * optabs.c (init_optabs): Initialize isinf_optab.
29351 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29353 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29354 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29356 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29357 expand_builtin_interclass_mathfn.
29358 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29359 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29360 (fxam<mode>2_i387): New insn pattern.
29361 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29362 built-in functions as x87 inline asm.
29364 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29366 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29368 2007-01-30 Eric Christopher <echristo@apple.com>
29370 * config.gcc: Add geode.
29372 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29374 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29375 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29376 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29377 value-prof.c: Fix comment typos.
29379 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29382 * doc/invoke.texi (Wpointer-arith): Document warning.
29384 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29386 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29387 the list of discrepancies from the draft TR.
29389 2007-01-30 Dirk Mueller <dmueller@suse.de>
29392 * doc/invoke.texi (-Wreturn-type): Update description to
29393 match new behavior.
29395 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29397 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29399 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29401 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29402 to handle optabs that operate on floating point input argument and
29403 output to integer output.
29404 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29405 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29406 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29407 expand_builtin_interclass_mathfn ().
29408 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29409 (ilogbsi2): Remove.
29410 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29411 ilogbl built-in functions as x87 intrinsics.
29413 2007-01-30 Richard Guenther <rguenther@suse.de>
29415 PR middle-end/27657
29416 * dwarf2out.c (reference_to_unused): Query varpool if the
29417 variable was output.
29419 2007-01-30 Richard Guenther <rguenther@suse.de>
29421 PR middle-end/30313
29422 * passes.c (execute_one_pass): Reset in_gimple_form to not
29423 confuse non-unit-at-a-time mode.
29425 2007-01-29 Roger Sayle <roger@eyesopen.com>
29426 Richard Guenther <rguenther@suse.de>
29428 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29429 avoid undefined behaviour on overflow. Use force_fit_type_double
29430 to construct the constant with the specified TREE_OVERFLOW.
29432 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29434 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29435 * config/dfp-bit.h: Ditto.
29437 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29439 * c-decl.c (pop_scope): Replace warnings with call to
29440 warn_for_unused_label.
29441 * c-common.h (warn_for_unused_label): Declare.
29442 * c-common.c (warn_for_unused_label): Define.
29444 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29446 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29449 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29451 * Makefile.in (USER_H): Remove decfloat.h.
29452 * ginclude/decfloat.h: Delete, moving contents to ...
29453 * ginclude/float.h: Add support for decimal floating point,
29454 guarded by __STDC_WANT_DEC_FP__.
29456 2007-01-29 Mike Stump <mrs@apple.com>
29458 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29459 Analysis and Representation to resolve case insensitive conflict.
29460 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29462 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29464 * tree.h (struct tree_memory_tag): Add aliases member.
29465 (MTAG_ALIASES): New macro.
29466 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29467 (add_may_alias): Remove pointer-set. Update for may_aliases being
29469 (mark_aliases_call_clobbered): Update for may_aliases being a
29471 (compute_tag_properties): Ditto.
29472 (create_partition_for): Ditto.
29473 (compute_memory_partitions): Ditto.
29474 (dump_may_aliases_for): Ditto.
29475 (is_aliased_with): Ditto.
29476 (add_may_alias_for_new_tag): Ditto.
29477 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29478 (compute_is_aliased): New function.
29479 (compute_may_aliases): Call compute_is_aliased).
29480 (init_alias_info): Initialize alias_bitmap_obstack.
29481 (union_alias_set_into): New function.
29482 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29483 (have_common_aliases_p): Rewrite to take two bitmaps and use
29485 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29486 Update for bitmaps.
29487 (finalize_ref_all_pointers): Update for add_may_alias changes.
29488 (new_type_alias): Ditto.
29489 * tree-flow-inline.h (may_aliases): Return a bitmap.
29490 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29491 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29492 may_aliases being a bitmap.
29493 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29494 may_aliases now returns a bitmap.
29495 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29497 * tree-ssa-operands.c (add_virtual_operand): Update for
29498 may_aliases being a bitmap.
29500 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29502 PR tree-optimization/30630
29503 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29504 variable as changed.
29506 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29509 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29510 expanded only once even if an error occurs.
29512 2007-01-29 Ben Elliston <bje@au.ibm.com>
29514 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29515 (__gcov_average_profiler): Likewise.
29516 (__gcov_ior_profiler): Likewise.
29517 (__gcov_merge_ior): Likewise.
29519 2007-01-28 Jan Hubicka <jh@suse.cz>
29521 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29522 * value-prof.c (stringop_block_profile): Likewise.
29524 2007-01-28 Jan Hubicka <jh@suse.cz>
29526 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29527 Add variant handling histograms; add wrapper.
29528 (clear_storage_via_libcall): Export.
29529 (emit_block_move_hints): Break out from ...; add histograms.
29530 (emit_block_move): ... this one.
29531 (clear_storage_hints): Break out from ...; add histograms.
29532 (clear_storage): ... this one.
29533 (set_storage_via_memset): Handle histogram.
29534 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29535 (clear_storage_hints, clear_storage_via_libcall): Declare.
29536 (set_storage_via_setmem): Update prototype.
29537 * doc/md.texi (movmem, setmem): Document new arguments.
29539 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29540 Add new histograms.
29541 (stringop_block_profile): New global function.
29542 (tree_stringops_values_to_profile): Profile block size and alignment.
29543 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29545 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29546 (stringop_block_profile): Declare.
29547 * builtins.c: Include value-prof.h.
29548 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29549 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29550 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29551 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29552 * profile.c (instrument_values): Add new counters.
29553 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29555 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29556 (tree_init_edge_profiler): Build new profilers.
29557 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29558 (pass_tree_profile): Add dump.
29559 (tree_profile_hooks): Update.
29560 * Makefile.in (LIBGCOV): Add new constants.
29561 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29562 __gcov_ior_profiler): New.
29563 * i386.md (movmem/setmem expanders): Add new optional arguments.
29565 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29567 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29569 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29571 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29572 (tree_unswitch_single_loop): Pass eni_size_weights to
29573 tree_num_loop_insns.
29574 * tree-ssa-loop-manip.c: Include tree-inline.h.
29575 (can_unroll_loop_p): Pass eni_size_weights to
29576 tree_num_loop_insns.
29577 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29578 Pass eni_size_weights to estimate_num_insns.
29579 * tree.h (init_inline_once): Export.
29580 * toplev.c (backend_init): Call init_inline_once.
29581 * cgraphunit.c (cgraph_process_new_functions,
29582 cgraph_analyze_function): Pass eni_inlining_weights to
29583 estimate_num_insns.
29584 * ipa-inline.c (compute_inline_parameters): Ditto.
29585 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29586 to estimate_num_insns.
29587 (try_unroll_loop_completely): Pass eni_size_weights to
29588 tree_num_loop_insns.
29589 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29590 ot estimate_num_insns.
29591 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29592 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29593 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29594 eni_time_weights): New variables.
29595 (init_inline_once): Initialize them.
29596 (struct eni_data): Mew.
29597 (estimate_num_insns_1, estimate_num_insns): Use weights.
29598 * tree-inline.h (struct eni_weights_d): New.
29599 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29600 (estimate_num_insns): Declaration changed.
29601 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29602 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29603 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29605 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29607 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29608 relations in the conflict function is valid.
29610 2007-01-27 Ian Lance Taylor <iant@google.com>
29612 * common.opt: Add fstrict-overflow.
29613 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29614 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29615 (TYPE_OVERFLOW_UNDEFINED): Define.
29616 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29618 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29619 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29620 (fold_negate_expr): Likewise.
29621 (make_range): Likewise.
29622 (extract_muldiv_1): Likewise.
29623 (maybe_canonicalize_comparison): Likewise.
29624 (fold_comparison): Likewise.
29625 (fold_binary): Likewise.
29626 (tree_expr_nonnegative_p): Likewise.
29627 (tree_expr_nonzero_p): Likewise.
29628 * tree-vrp.c (compare_values): Likewise.
29629 (extract_range_from_binary_expr): Likewise.
29630 (extract_range_from_unary_expr): Likewise.
29631 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29633 (nowrap_type_p): Likewise.
29634 * tree-scalar-evolution.c (simple_iv): Likewise.
29635 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29636 (build_range_check): Likewise.
29637 (extract_muldiv_1): Likewise.
29638 (fold_comparison): Likewise.
29639 * tree-vrp.c (vrp_int_const_binop): Likewise.
29640 (extract_range_from_unary_expr): Likewise.
29641 * convert.c (convert_to_integer): Likewise.
29642 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29643 (fold_comparison): Likewise.
29644 (fold_binary): Likewise.
29645 * optabs.c (optab_for_tree_code): Likewise.
29646 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29647 * simplify-rtx.c (simplify_const_relational_operation): Check
29648 flag_strict_overflow and flag_trapv.
29649 (simplify_const_relational_operation): Likewise.
29650 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29651 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29654 2007-01-27 Roger Sayle <roger@eyesopen.com>
29656 * tree.c (tree_fold_gcd): Delete.
29657 * tree.h (tree_fold_gcd): Remove prototype.
29658 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29659 test whether one constant integer is a multiple of another. Instead
29660 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29661 * fold-const.c (multiple_of_p): We've determined both TOP and
29662 BOTTOM are integer constants so we can call int_const_binop directly
29663 instead of the more generic const_binop.
29665 2007-01-27 Roger Sayle <roger@eyesopen.com>
29667 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29668 1*X check that the constant hasn't overflowed, to preserve the
29670 (round_up): Provide an efficient implementation when rouding-up an
29671 INTEGER_CST to a power-of-two.
29673 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29675 * doc/sourcebuild.texi: Add comma for clarity.
29676 * doc/extend.texi: Fix some typos.
29677 * doc/passes.texi: Likewise.
29678 * doc/cppinternals.texi: Likewise.
29679 * doc/c-tree.texi: Likewise.
29680 * doc/tree-ssa.texi: Likewise.
29681 * doc/install.texi: Likewise.
29683 2007-01-27 Jan Hubicka <jh@suse.cz>
29685 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29686 (pass_sra): Do not require alias information.
29687 * passes.c (init_optimization_passes): Add SRA
29689 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29691 * tracer.c (rest_of_handle_tracer): We already cleaned
29692 up the CFG in tracer() so don't do it here again.
29693 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29694 cleanup_cfg here, either. And don't call renumber_insns.
29696 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29697 and BB_HEAD are in the insn stream here. Instead make sure
29698 that BB_INSN is valid on all insns. Also, do check here that
29699 there are no pending branch predictions...
29700 (rtl_verify_flow_info): ...instead of doing it here. Checks
29701 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29704 2007-01-26 Roger Sayle <roger@eyesopen.com>
29706 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29707 function to simplify/factorize operand order canonicalization.
29708 (ix86_fixup_binary_operands): Reorganize using the above function.
29709 (ix86_binary_operator_ok): Likewise.
29711 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29713 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29714 file scope from optimize_attrs.
29715 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29717 (optimize_attrs): Clear insn_code_values after freeing it.
29719 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29721 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29722 a parts.base assignment.
29724 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29726 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29727 (compute_subscript_distance, initialize_data_dependence_relation,
29728 finalize_ddr_dependent, analyze_ziv_subscript,
29729 analyze_siv_subscript_cst_affine,
29730 compute_overlap_steps_for_affine_univar,
29731 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29732 analyze_siv_subscript, analyze_miv_subscript,
29733 analyze_overlapping_iterations, subscript_dependence_tester_1,
29734 compute_self_dependence, free_dependence_relation): Work
29735 with affine_fn instead of chrecs.
29736 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29737 common_affine_function, affine_function_base,
29738 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29739 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29740 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29741 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29742 (all_chrecs_equal_p): Removed.
29743 * tree-data-ref.h (affine_fn, conflict_function): New types.
29744 (struct subscript): Change type of conflicting_iterations_in_a
29745 and conflicting_iterations_in_b.
29747 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29750 * config/pa/pa.h (TARGET_HPUX_11): New.
29751 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29752 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29754 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29755 Richard Guenther <rguenther@suse.de>
29757 * tree-ssa-structalias.c (solve_graph): Handle case
29758 we merged the variable to another.
29760 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29762 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29765 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29766 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29768 2007-01-25 DJ Delorie <dj@redhat.com>
29770 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29771 allow changes to modes which don't fit in those registers.
29773 * reload1.c (choose_reload_regs): Check for invalid subregs before
29774 computing their locations, not after.
29776 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29779 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29780 save Altivec registers in an eh_return function.
29781 (compute_vrsave_mask): Likewise.
29782 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29783 for saving Altivec registers.
29784 (rs6000_emit_prologue): Don't allocate stack twice in
29785 eh_return function. Correct expected value of altivec_save_offset
29786 when using save_world. Describe save of R0 to stack when using
29787 save_world. Describe stack pointer adjustment when using
29788 save_world. Remove duplicated eh_return parameter register saving.
29789 Update sp_offset variable after save_world.
29790 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29792 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29793 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29796 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29798 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29800 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29803 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29804 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29806 2007-01-25 Richard Guenther <rguenther@suse.de>
29808 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29809 * common.opt (-Wcoverage-mismatch): New warning option.
29810 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29811 if -Wcoverage-mismatch is given.
29813 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29815 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29816 (ipcp_driver): Change to static definition.
29817 Add dumping of the ifunctions.
29818 (constant_val_insert): Remove unused parameter. Support for SSA.
29819 (ipcp_propagate_const): Support for SSA.
29820 (ipcp_profile_bb_print): Print only analyzed nodes.
29821 (ipcp_replace_map_create): Remove support for Fortran constant
29823 * ipa-prop.c (ipa_method_modify_stmt,
29824 ipa_callsite_compute_param): Support for SSA.
29825 * ipa-prop.h (ipcp_driver): Remove declaration.
29826 (IS_VALID_TREE_MAP_INDEX): Add define.
29828 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29830 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29832 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29834 PR middle-end/30447
29835 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29836 constant argument to cabs and do it without checking for
29837 -funsafe-math-optimizations.
29839 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29841 * c-common.h (RID_FIRST_CXX0X): New.
29842 (RID_LAST_CXX0X): New.
29843 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29845 * c.opt (Wc++0x-compat): New.
29846 * doc/invoke.texi (-Wc++0x-compat): Document.
29848 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29850 * builtins.c (fold_builtin_carg): New.
29851 (fold_builtin_1): Use it.
29853 2007-01-24 Jan Hubicka <jh@suse.cz>
29855 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29857 * ipa-inline.c (initial_insns, max_insns): Delete.
29858 (compute_max_insns): New function.
29859 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29860 amount of insns as base for code growth.
29861 (cgraph_decide_inlining): Make initial_insns local; do not compute
29863 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29864 * doc/invoke.texi (inline-unit-growth): Update docs.
29866 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29868 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29869 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29870 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29871 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29872 for CPUs that have PTA_CX16 set.
29874 PR middle-end/27416
29875 * gimplify.c (omp_check_private): New function.
29876 (gimplify_scan_omp_clauses): Use it for
29877 firstprivate/lastprivate/reduction.
29879 PR middle-end/30494
29880 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29881 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29883 PR middle-end/30421
29884 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29885 If lower_lastprivate_clauses emits some statements, append them
29886 to dlist rather than body_p and to body_p append an initializer.
29887 (lower_omp_for): Adjust caller.
29889 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29891 * target.h (globalize_decl_name): New.
29892 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29893 * output.h (default_globalize_decl_name): New.
29894 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29896 (globalize_decl): Ditto.
29897 (default_globalize_decl_name): New.
29898 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29899 (ia64_handle_version_id_attribute): New.
29900 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29901 (ia64_asm_output_external): Use globalize_decl_name instead
29902 of globalize_label.
29903 * doc/extend.texi (version_id): New pragma.
29904 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29906 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29908 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29909 _uleb128_t and _Unwind_SWord with _sleb128_t.
29910 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29911 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29913 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29914 * unwind-pe.h (read_uleb128, read_sleb128,
29915 read_encoded_value_with_base): Likewise.
29916 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29918 2007-01-24 Richard Guenther <rguenther@suse.de>
29920 * builtins.c (expand_builtin_cexpi): Get the fndecl
29921 for cexp in the correct way.
29923 2007-01-24 Jan Hubicka <jh@suse.cz>
29925 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29928 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29930 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29931 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29932 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29933 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29934 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29935 __SIZEOF_PTRDIFF_T__.
29936 * doc/cpp.texi: Documentation for the new builtin macros added.
29938 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29940 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29941 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29942 instead of operands[2] to avoid access past the end of array.
29944 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29946 * reload1.c (emit_reload_insns): Pass the reload register
29947 for a non-spill output reload through forget_old_reloads_1.
29949 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29951 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29952 _SOFT_DOUBLE if doubles use software floating-point.
29953 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29954 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29955 * config/rs6000/darwin-ldouble.c: Also compile functions for
29956 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29957 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29958 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29959 commented-out long double override.
29960 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29961 * config/rs6000/eabispe.h: Likewise.
29962 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29963 long double for non-SPE.
29964 (rs6000_handle_option): Likewise.
29965 (invalid_e500_subreg): Disallow more subregs involding DImode,
29966 DFmode, TImode or TFmode.
29967 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29969 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29971 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29972 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29974 (rs6000_legitimate_address): Also check for TFmode for E500
29976 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29977 (spe_build_register_parallel): Handle TFmode and TCmode.
29978 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29980 (function_arg): Handle TFmode and TCmode for E500 double.
29981 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29983 (print_operand): Handle TFmode and TImode for %y.
29984 (rs6000_generate_compare): Handle TFmode comparisons for E500
29986 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29987 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29988 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29989 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29990 TFmode for E500 double.
29991 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29992 (floatsidf2): Enable for E500 double.
29993 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29994 (extenddftf2): Change to extenddftf2_fprs.
29995 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29996 depending on TARGET_E500_DOUBLE.
29997 (extendsftf2): Enable for E500 double.
29998 (trunctfdf2): Enable for E500 double.
29999 (trunctfsf2): Change to trunctfsf2_fprs.
30000 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30001 depending on TARGET_E500_DOUBLE.
30002 (floatsitf2): Enable for E500 double.
30003 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30004 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30005 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30006 (negtf2): Change to negtf2_internal.
30007 (negtf2): New expander.
30008 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30009 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30010 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30011 (movdi_internal32): Use rs6000_nonimmediate_operand.
30012 (unnamed splitter): Likewise.
30013 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30014 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30015 (SPE64TF, DITI): New mode macros.
30016 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30019 (frob_<mode>_di_2): New.
30020 (frob_tf_di_8_2): New.
30021 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30023 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30025 (frob_ti_<mode>_8_2): New.
30026 (frob_ti_tf_2): New.
30027 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30028 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30030 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30031 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30032 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30033 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30034 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30035 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30038 2007-01-23 Ian Lance Taylor <iant@google.com>
30040 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30042 (OBJS-archive): Reformat, alphabetize.
30043 (OBJS): Change out_object_file to OBJS-md.
30045 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30047 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30048 JUMP_P and CALL_P predicates where applicable.
30049 * config/i386/i386.c: Ditto.
30050 * config/i386/i386.md: Ditto.
30051 * config/i386/mmx.md: Ditto.
30052 * config/i386/predicates.md: Ditto.
30054 2007-01-22 Andreas Schwab <schwab@suse.de>
30056 * config/m68k/m68k.h: Fix comment.
30058 2007-01-22 Jan Hubicka <jh@suse.cz>
30060 * passes.c (init_optimization_passes): Do not rerun
30061 pass_early_warn_uninitialized.
30063 2007-01-22 Richard Guenther <rguenther@suse.de>
30065 PR tree-optimization/30038
30066 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30068 (execute_cse_sincos_1): Likewise.
30069 (execute_cse_sincos): Likewise.
30070 (gate_cse_sincos): Likewise.
30071 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30072 the cexpi() canonicalization of sincos().
30073 * tree-pass.h (pass_cse_sincos): Declare.
30074 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30076 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30078 PR rtl-optimization/29329
30079 * combine.c (replaced_rhs_insn): Rename to i2mod.
30080 (replaced_rhs_value): Rename to i2mod_new_rhs.
30081 (i2mod_old_rhs): New global variable.
30082 (combine_instructions): Adjust for above change. Save a copy of
30083 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30084 note are substituted in the second instruction.
30085 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30086 ditch the note if it pertains to the second eliminated register
30087 and this register is mentioned in i2mod_old_rhs.
30090 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30092 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30093 the insn to which the note was originally attached.
30095 2007-01-21 Jan Hubicka <jh@suse.cz>
30097 * ipa-inline.c (inlining_mode): Comment, move up.
30098 (cgraph_decide_inlining_incrementally): Do not perform inlining
30099 itself; fix handling of flattening of self recursive functions.
30100 (cgraph_find_cycles): Remove.
30101 (cgraph_flatten_node): Remove.
30102 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30103 (try_inline): New function.
30104 (cgraph_early_inlining): Update call of
30105 cgraph_decide_inlining_incrementally. Apply inlining here.
30106 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30108 2007-01-21 Dirk Mueller <dmueller@suse.de>
30111 * tree-vrp.c (check_array_bounds): do not warn
30112 about ADDR_EXPR's of ARRAY_REF's which are immediately
30113 used in binary expressions.
30115 2007-01-21 Ira Rosen <irar@il.ibm.com>
30117 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30118 read_write_dep and macros for its access.
30119 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30120 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30121 argument, call vect_check_interleaving for every independent pair of
30122 data-refs. Mark loads that access the same memory location as a store
30124 (vect_check_dependences): Remove.
30125 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30126 call, fix the call to vect_analyze_data_ref_dependence.
30127 (vect_analyze_data_ref_access): For statements that access the same
30128 data-ref, check that they are not stores; for loads, check that there
30129 is no store that access the same location.
30131 2007-01-20 Roger Sayle <roger@eyesopen.com>
30132 Joseph Myers <joseph@codesourcery.com>
30134 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30135 (-fdump-rtl-stack): Likewise.
30136 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30137 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30138 (-mpt-fixed): Use @minus{} for minus sign.
30139 (Using Precompiled Headers): Fix under/overfull hbox.
30141 2007-01-20 Jan Hubicka <jh@suse.cz>
30143 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30144 place within annotation.
30146 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30148 * pa.c (output_move_double): Change array size of xoperands to 4.
30150 2007-01-20 Jan Hubicka <jh@suse.cz>
30152 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30155 2007-01-19 Ian Lance Taylor <iant@google.com>
30157 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30158 constant to unsigned HOST_WIDE_INT before negating.
30160 2007-01-19 Ian Lance Taylor <iant@google.com>
30162 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30164 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30165 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30166 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30167 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30168 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30169 (realloc_vdef, realloc_vuse): Change second parameter to
30171 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30172 fields to unsigned.
30173 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30174 unsigned. Change x and lim locals to unsigned.
30175 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30177 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30178 (copy_virtual_operands): Change i and n locals to unsigned.
30180 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30182 PR middle-end/29335
30183 * builtins.c (fold_builtin_1): Handle builtin fdim.
30185 2007-01-20 Jan Hubicka <jh@suse.cz>
30187 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30188 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30189 init_alias_heapvars.
30190 (init_alias_heapvars): Initialize only when not already initialized.
30191 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30193 2007-01-19 Roger Sayle <roger@eyesopen.com>
30195 * common.opt (fsigned-zeros): New command line option.
30196 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30197 of flag_unsafe_math_optimizations.
30198 * opts.c (set_fast_math_flags): The -ffast-math command line option
30199 implies -fno-signed-zeros.
30200 (fast_math_flags_set_p): Likewise.
30202 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30203 the documentation of -ffast-math appropriately. Wrap long lines.
30205 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30207 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30208 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30210 2007-01-19 Tomas Bily <tbily@suse.cz>
30212 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30214 (tree_init_ic_make_global_vars): New function
30215 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30216 (tree_gen_ic_profiler): New function
30217 (tree_gen_ic_func_profiler): New function
30218 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30219 (tree_profile_hooks): Added hook for indirec/virtual calls
30220 * value-prof.c (tree_find_values_to_profile): New case for
30222 (tree_values_to_profile): Call for determining indirect/virtual
30224 (tree_indirect_call_to_profile): New function
30225 (tree_ic_transform): New function
30226 (tree_ic): New function
30227 (find_func_by_pid): New function
30228 (init_pid_map): New function
30229 (tree_value_profile_transformations): Added check for
30230 indirect/virtual call transformation
30231 * value-prof.h (enum hist_type): New counter type for
30232 indirect/virtual calls
30233 (profile_hooks): Added new hook for profiling indirect/virtual
30235 * profile.c (instrument_values): New case for indirect/virtual
30237 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30238 (GCOV_COUNTER_V_INDIR): New counter type
30239 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30240 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30242 * cgraph.c: Definition of cgraph_max_pid
30243 (cgraph_create_node): Default init of pid attribute
30244 * cgraph.h: Declaration of cgraph_max_pid
30245 (struct cgraph_node): Added pid attribute
30246 * libgcov.c (__gcov_indirect_call_profiler): New function
30247 (__gcov_one_value_profiler_body): New function
30248 (__gcov_one_value_profiler): Body was moved to
30249 __gcov_one_value_profiler_body and calls it
30251 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30253 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30254 * gengtype.c (write_types_data, write_func_for_structure,
30255 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30256 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30257 (walk_type, write_func_for_structure): Generate the mark_hook if
30260 2007-01-19 Jan Hubicka <jh@suse.cz>
30262 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30263 'early' argument take inlining mode argument specifying whether to
30264 inline for size/speeed or all functions; add support for flattening;
30266 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30268 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30271 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30272 the name of the declared identifier.
30274 2007-01-19 Dirk Mueller <dmueller@suse.de>
30276 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30277 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30278 duplicate evaluation.
30280 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30282 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30283 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30284 to XFMode, use acosxf2 and truncate result to requested mode.
30285 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30286 (asin<mode>2): Similarly, with asin expanders.
30287 (*fscalexf4_i387): Rename from *fscalexf4.
30288 (expNcorexf3): New expander.
30289 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30290 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30291 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30292 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30293 patterns for SSE math.
30294 (exp10<mode>2): Similarly, with exp10 expanders.
30295 (exp2<mode>2): Similarly, with exp2 expanders.
30296 (expm1<mode>2): Similarly, with expm1 expanders.
30297 (ldexp<mode>3): Similarly, with ldexp expanders.
30298 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30299 Use gen_truncxf<mode>2_i387_noop to truncate result.
30301 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30303 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30304 for ColdFire targets.
30306 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30307 Richard Sandiford <richard@codesourcery.com>
30309 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30310 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30311 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30312 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30313 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30314 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30316 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30318 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30319 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30320 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30321 (*adddi_dilshr32_cf): New pattern.
30322 (adddi3, subdi3): Remove first alternatives.
30324 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30326 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30327 implemented using move.l, do not use its cc result for floating-point
30330 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30332 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30333 from accepting 's' constraints if flag_pic.
30335 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30337 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30338 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30339 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30340 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30342 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30344 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30345 ColdFire alternatives.
30346 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30347 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30348 architectures that support ff1 instruction.
30350 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30351 Julian Brown <julian@codesourcery.com>
30353 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30354 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30355 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30358 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30360 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30362 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30363 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30364 HOST_WIDE_INT instead of an rtx.
30365 (m68k_rtx_costs): Update call accordingly.
30366 (output_move_const_into_data_reg): Likewise. Fix formatting.
30367 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30369 (output_move_simode_const): Update calls after above changes.
30370 Rework to use automatic variables and predicates like MEM_P.
30371 * config/m68k/m68k.md (pushexthisi_const): Update call to
30374 2007-01-19 Dirk Mueller <dmueller@suse.de>
30376 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30377 in dump_flags test.
30379 2007-01-19 Richard Guenther <rguenther@suse.de>
30381 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30382 via cexp in case sincos is not available.
30384 2007-01-19 Richard Guenther <rguenther@suse.de>
30386 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30387 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30388 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30389 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30390 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30391 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30392 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30393 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30395 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30397 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30399 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30400 (atan2xf3): Directly generate RTL pattern.
30401 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30402 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30403 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30404 disable patterns for SSE math.
30405 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30406 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30407 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30408 disable patterns for SSE math.
30410 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30412 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30414 2007-01-18 Roger Sayle <roger@eyesopen.com>
30416 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30417 VIEW_CONVERT_EXPR to the same type as it's operand.
30419 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30421 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30422 configured for long double 128.
30424 2007-01-18 Mike Stump <mrs@apple.com>
30426 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30429 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30431 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30434 2007-01-18 Jan Hubicka <jh@suse.cz>
30436 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30437 greater than NUM_VOP_FREE_BUCKETS.
30439 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30441 * tree-ssa-structalias.c: Update comments.
30442 (ptabitmap_obstack): Removed.
30443 (pta_obstack): New.
30444 (oldpta_obstack): Ditto.
30445 (stats): Add a few members.
30446 (struct variable_info): Remove node, complex, address_taken, and
30447 indirect_target members. Add oldsolution member.
30448 (new_var_info): Do not initialize removed members.
30449 (constraint_expr_type): Remove INCLUDES.
30450 (constraint_graph): Add size, implicit_preds, rep,
30451 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30452 (FIRST_REF_NODE): New macro.
30453 (LAST_REF_NODE): Ditto.
30454 (FIRST_ADDR_NODE): Ditto.
30455 (find): New function.
30457 (dump_constraint): Do not handle INCLUDES.
30458 (insert_into_complex): Do not insert duplicate constraints.
30459 (condense_varmap_nodes): Renamed and rewritten into ...
30460 (merge_node_constraints): This. Also fix bug in handling of
30461 offseted copy constraints.
30462 (clear_edges_for_node): No longer need to deal with preds at all,
30463 or removing associated preds/succs.
30464 (merge_graph_nodes): Deal with indirect_cycles.
30465 Don't deal with predecessors.
30466 (add_implicit_graph_edge): New function.
30467 (add_pred_graph_edge): Ditto.
30468 (add_graph_edge): Don't deal with predecessors.
30469 (build_constraint_graph): Removed.
30470 (build_pred_graph): New function.
30471 (build_succ_graph): Ditto.
30472 (struct scc_info): Removed in_component. Added roots, dfs, and
30473 node_mapping. Remove visited_index, unification_queue.
30474 (scc_visit): Deal with union-find we do now.
30475 Deal with cycles with REF nodes.
30476 (collapse_nodes): Renamed and rewritten to ...
30477 (unify_nodes): This.
30478 (process_unification_queue): Removed.
30479 (topo_visit): Cleanup
30480 (do_da_constraint): Use find.
30481 (do_sd_constraint): Ditto.
30482 (do_ds_constraint): Ditto.
30483 (do_complex_constraint): Ditto.
30484 (init_scc_info): Update for removed and added members.
30485 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30486 (find_indirect_cycles): This.
30487 (equivalence_class): New variable.
30488 (label_visit): New function.
30489 (perform_variable_substitution): Rewritten.
30490 (free_var_substitution_info): New function.
30491 (find_equivalent_node): Ditto.
30492 (move_complex_constraints): Ditto.
30493 (eliminate_indirect_cycles): Ditto.
30494 (solve_graph): Only propagate changed bits.
30495 Use indirect cycle elimination.
30497 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30498 (tree_id_eq): Renamed to ...
30499 (tree_vi_eq): This. Update for member change
30500 (insert_id_for_tree): Renamed and rewritten to ...
30501 (insert_vi_for_tree): This.
30502 (lookup_id_for_tree): Renamed and rewritten to ...
30503 (lookup_vi_for_tree): This.
30504 (get_id_for_tree): Renamed and rewritten to ...
30505 (get_vi_for_tree): Ditto.
30506 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30507 (process_constraint): Don't handle INCLUDES.
30508 Remove special ADDRESSOF case.
30509 (find_func_aliases): Rewrite to use vi functions instead of id
30511 (create_function_info_for): Ditto.
30512 (create_variable_info_for): Ditto.
30513 (intra_create_variable_infos): Ditto.
30514 (merge_smts_into): Ditto.
30515 (find_what_p_points_to): Ditto.
30516 (init_base_vars): Ditto.
30517 (init_alias_vars): Ditto.
30518 (remove_preds_and_fake_succs): New function.
30519 (dump_sa_points_to_info): Dump new stats.
30520 (dump_solution_for_var): Use find.
30521 (set_used_smts): Fix formatting.
30522 (compute_points_to_sets): Updated for new functions.
30523 (ipa_pta_execute): Ditto.
30525 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30526 Richard Sandiford <richard@codesourcery.com>
30528 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30530 * calls.c (expand_call): If the return value is a PARALLEL,
30531 extract its first member.
30532 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30533 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30534 use FUNCTION_EXTRA_EPILOGUE.
30535 (m68k_function_value): Return a PARALLEL if the return value
30536 is of a pointer type.
30537 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30538 (FUNCTION_EXTRA_EPILOGUE): Remove.
30539 * config/m68k/m68k.md (D0_REG): New constant.
30541 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30543 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30544 output a NOP for empty epilogues.
30546 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30548 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30549 before function. Extend register save check to include all
30550 registers, not just integer ones.
30552 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30554 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30555 (m68k_use_return_insn): ...this.
30556 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30557 * config/m68k/m68k.c (use_return_insn): Rename to...
30558 (m68k_use_return_insn): ...this.
30559 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30560 of USE_RETURN_INSN.
30562 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30564 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30565 nearest even, fix denormal rounding overflow.
30567 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30569 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30570 f%$smove and f%$move.
30571 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30572 (extendsfdf2_cf): Use fdmove instead of f%&move.
30573 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30574 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30576 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30578 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30581 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30583 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30584 (coldfire_single_format): Declare.
30585 (coldfire_double_format): Likewise.
30586 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30587 of qnan_msb_set to determine the lower bits of a canonical
30589 (encode_ieee_double): Likewise.
30590 (encode_ieee_quad): Likewise.
30591 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30592 (mips_single_format): Likewise.
30593 (ieee_double_format): Likewise.
30594 (mips_double_format): Likewise.
30595 (ieee_extended_motorola_format): Likewise.
30596 (ieee_extended_intel_96_format): Likewise.
30597 (ieee_extended_intel_128_format): Likewise.
30598 (ieee_extended_intel_96_round_53_format): Likewise.
30599 (ibm_extended_format): Likewise.
30600 (mips_extended_format): Likewise.
30601 (ieee_quad_format): Likewise.
30602 (mips_quad_format): Likewise.
30603 (vax_f_format): Likewise.
30604 (vax_d_format): Likewise.
30605 (vax_g_format): Likewise.
30606 (i370_single_format): Likewise.
30607 (i370_double_format): Likewise.
30608 (decimal_single_format): Likewise.
30609 (decimal_double_format): Likewise.
30610 (decimal_quad_format): Likewise.
30611 (c4x_single_format): Likewise.
30612 (c4x_extended_format): Likewise.
30613 (real_internal_format): Likewise.
30614 (coldfire_single_format): New real_format.
30615 (coldfire_double_format): Likewise.
30616 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30617 canonical_nan_lsbs_set.
30618 (pdp11_d_format): Likewise.
30619 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30620 if TARGET_COLDFIRE_CPU.
30622 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30624 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30625 (output_call, m68k_legitimize_call_address): Declare.
30626 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30627 parenthesees. Add support for a 'W' constraint.
30628 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30629 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30630 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30631 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30633 (override_options): Initialize them. Do not set flag_no_function_cse
30634 for TARGET_ID_SHARED_LIBRARY.
30635 (m68k_output_pic_call): Delete.
30636 (m68k_legitimize_call_address): New function.
30637 (print_operand): Remove the %o prefix. Handle the %p prefix.
30638 (output_call): New function.
30639 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30640 target address from the GOT if symbolic jumps are not allowed.
30641 * config/m68k/m68k.md (call, general_operand): Do not set
30642 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30643 Merge separate flag_pic and !flag_pic define_insns into...
30644 (*call, *call_value): ...these new patterns. Match the address
30645 rather than the containing MEM and require it to be a call_operand.
30646 Use output_call to generate the asm template.
30647 * config/m68k/predicates.md (const_call_operand): New predicate.
30648 (call_operand): Likewise.
30650 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30652 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30653 (STACK_GROWS_DOWNWARD): Define to 1.
30654 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30655 comments, emphasizing that these values are only defaults.
30656 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30657 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30659 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30661 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30663 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30664 Richard Sandiford <richard@codesourcery.com>
30666 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30667 (FP_REGNO_P): New macros.
30668 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30669 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30670 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30671 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30673 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30675 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30676 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30678 * config/m68k/t-floatlib: New file, extracting common code from...
30679 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30680 * config/m68k/t-uclinux: Here.
30681 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30682 routines on ColdFire targets.
30684 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30686 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30687 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30688 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30689 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30690 explicitly set MOTOROLA to 1.
30691 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30693 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30694 Nathan Sidwell <nathan@codesourcery.com>
30696 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30697 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30698 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30699 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30700 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30701 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30702 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30703 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30704 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30705 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30706 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30707 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30708 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30709 (DBX_REGISTER_NUMBER): Delete.
30710 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30711 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30712 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30714 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30716 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30717 * config/flat.h: New file.
30718 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30719 OBJECT_FORMAT_FLAT.
30720 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30721 indirect references for -msep-data or -mid-shared-library.
30722 Do not use PC-relative code addresses either.
30723 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30725 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30726 for shared libraries and crt1.o for executables. Use crti.o and
30728 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30729 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30730 Do not add -elf2flt or -shared-lib-id options here.
30731 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30732 Pass -shared-lib-id if -mid-shared-library, taking the library
30733 identifier from -mshared-library-id if given, otherwise
30735 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30736 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30737 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30738 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30739 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30740 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30742 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30743 jump sequence for ISA A and ISA A+.
30744 (PICJUMP): Likewise.
30746 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30748 * config.gcc (m68k-*-uclinux*): Base the port on the common
30749 and m68k GNU/Linux files rather than on the generic ELF ones.
30750 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30751 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30753 2007-01-18 Julian Brown <julian@codesourcery.com>
30754 Richard Sandiford <richard@codesourcery.com>
30756 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30757 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30758 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30760 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30761 80 unconditionally.
30762 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30764 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30766 * doc/install.texi: Document m68k-uclinuxoldabi.
30767 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30768 * config/m68k/uclinux-oldabi.h: New file, copied from
30769 config/m68k/uclinux.h.
30771 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30773 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30774 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30775 (m32r_compute_frame_size): Use unsigned for regno.
30776 (m32r_reload_lr): Use gen_frame_mem.
30778 (m32r_output_function_epilogue): Don't output the function epilogue
30780 (m32r_expand_epilogue): New.
30781 (direct_return): Return false if the function has the interrupt
30783 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30784 * config/m32r/m32r.md (epilogue): New expander.
30785 (return_lr, return_rte): New insns.
30786 (return): Make it expander.
30787 (return_normal): New expander.
30789 2007-01-18 Josh Conner <jconner@apple.com>
30792 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30793 support for UNLE, UNLT, UNGE, and UNGT.
30795 2007-01-18 Jan Hubicka <jh@suse.cz>
30797 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30798 * tree-tailcall (add_virtual_phis): Likewise.
30799 (optimize_tail_call): Return TODOs.
30800 (execute_tail_calls): Return TODOs.
30801 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30802 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30804 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30805 Cleanup cfg using TODO.
30806 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30807 * passes.c (execute_function_todo): When cleanup did something, remove
30809 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30810 (make_edges): Don't cleanup_cfg.
30812 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30814 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30815 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30816 operate on the top of stack.
30817 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30818 register handling of instructions that output to the second
30820 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30821 (move_for_stack_reg): Special-case check for dead destination
30822 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30824 * config/i386/i386.md (UNSPEC_TAN): New constant.
30825 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30826 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30827 to correctly model move of constant 1.0 to top stack slot.
30828 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30829 (unnamed peephole2 pattern): Remove corresponding peephole2
30830 pattern that optimizes tan insn and loading of constant 1.0.
30831 (tanxf2): Use fptanxf4_i387.
30832 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30833 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30834 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30835 disable patterns for SSE math.
30836 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30837 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30839 2007-01-18 Dirk Mueller <dmueller@suse.de>
30840 Richard Guenther <rguenther@suse.de>
30843 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30844 * common.opt (Warray-bounds): Add new warning option.
30845 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30847 * Makefile.in: make tree-vrp.o depend on toplev.h
30848 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30850 (check_array_refs, check_array_bounds, check_array_ref): New.
30852 2007-01-18 Jan Hubicka <jh@suse.cz>
30854 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30855 (execute_ssa_ccp): Return flags conditionally.
30856 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30858 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30860 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30862 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30863 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30865 * Makefile.c (GTFILES): Add cfglayout.h.
30866 * gengtype.c (open_base_files): Likewise.
30867 * cfglayout.c (cfg_layout_function_footer,
30868 cfg_layout_function_header) Reindent to make gengtype happy.
30869 * cfglayout.h (cfg_layout_function_footer,
30870 cfg_layout_function_header): Add GTY(()) marker.
30872 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30874 2007-01-18 Ben Elliston <bje@au.ibm.com>
30876 * genautomata.c (write_automata): Include xstrerror output in the
30877 error message if writing the DFA description file fails.
30879 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30881 * config/mips/mips-protos.h (mips_output_external): Make it
30883 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30884 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30885 (extern_list): Likewise.
30886 (extern_head): Likewise.
30887 (TARGET_ASM_FILE_END): Likewise.
30888 (mips_file_end): Likewise.
30889 (mips_output_external): Rewritten.
30891 2007-01-18 Ben Elliston <bje@au.ibm.com>
30893 * genpreds.c (write_insn_preds_c): Only write out the function
30894 body for regclass_for_constraint if we have register constraints.
30896 2007-01-17 Tom Tromey <tromey@redhat.com>
30898 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30899 * doc/install.texi (Testing): Use sourceware.org.
30900 (Binaries): Likewise.
30901 (Specific): Likewise.
30902 * doc/contrib.texi (Contributors): Use sourceware.org.
30904 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30906 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30907 (AVR_ENHANCED): Rename to ...
30908 (AVR_HAVE_MUL): ... new.
30909 (avr_enhanced_p): Rename to ...
30910 (avr_have_mul_p): ... new.
30911 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30912 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30913 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30914 (avr_have_mul_p): ... new.
30915 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30916 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30917 'avr_enhanced_p' and 'enhanced'.
30918 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30919 AVR_HAVE_MUL instead of AVR_ENHANCED.
30920 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30921 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30922 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30923 instead of AVR_ENHANCED.
30924 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30925 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30926 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30928 2007-01-17 Ian Lance Taylor <iant@google.com>
30930 * vec.h (VEC_reserve_exact): Define.
30931 (vec_gc_p_reserve_exact): Declare.
30932 (vec_gc_o_reserve_exact): Declare.
30933 (vec_heap_p_reserve_exact): Declare.
30934 (vec_heap_o_reserve_exact): Declare.
30935 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30937 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30938 negative parameter.
30939 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30940 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30941 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30942 * vec.c (calculate_allocation): Add exact parameter. Change all
30944 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30945 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30946 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30947 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30948 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30949 (vec_heap_p_reserve_exact): New function.
30950 (vec_heap_o_reserve_exact): New function.
30952 2007-01-17 Jan Hubicka <jh@suse.cz>
30954 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30956 2007-01-17 Eric Christopher <echristo@apple.com>
30958 * config.gcc: Support core2 processor.
30960 2007-01-16 Jan Hubicka <jh@suse.cz>
30962 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30963 the names, just unlink the chain so we don't crash on dangling
30967 2007-01-16 Jan Hubicka <jh@suse.cz>
30969 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30970 * tree-pass.h: Reorder to make IPA passes appear toegher.
30971 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30973 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30974 parameters, do not call early inliner.
30975 * ipa-inline.c: Update comments. Include tree-flow.h
30976 (cgraph_decide_inlining): Do not compute inlining parameters.
30977 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30978 be called with function context set up.
30979 (pass_ipa_inline): Remove unreachable functions before pass.
30980 (cgraph_early_inlining): Simplify assuming to be called from the
30982 (pass_early_inline): New pass.
30983 (cgraph_gate_ipa_early_inlining): New gate.
30984 (pass_ipa_early_inline): Turn into simple wrapper.
30985 (compute_inline_parameters): New function.
30986 (gate_inline_passes): New gate.
30987 (pass_inline_parameters): New pass.
30988 (apply_inline): Move here from tree-optimize.c
30989 (pass_apply_inline): New pass.
30990 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30992 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30993 doing them by hand.
30994 (tree_function_versioning): Do not allocate dummy struct function.
30995 * tree-inline.h (optimize_inline_calls): Update prototype.
30996 * tree-optimize.c (execute_fixup_cfg): Export.
30997 (pass_fixup_cfg): Remove
30998 (tree_rest_of_compilation): Do not apply inlines.
30999 * tree-flow.h (execute_fixup_cfg): Declare.
31000 * Makefile.in (gt-passes.c): New.
31001 * passes.c: Include gt-passes.h
31002 (init_optimization_passes): New passes.
31003 (nnodes, order): New static vars.
31004 (do_per_function_toporder): New function.
31005 (execute_one_pass): Dump current pass here.
31006 (execute_ipa_pass_list): Don't dump current pass here.
31008 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31010 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31011 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31013 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31015 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31016 (strong_alias): Define.
31017 (__gcc_qmul): Provide non-FMA for soft-float.
31018 (__gcc_qdiv): Same.
31023 (__gcc_qunord): New.
31033 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31034 soft-float functions.
31035 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31036 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31037 about long double soft float.
31039 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31040 Tehila Meyzels <tehila@il.ibm.com>
31042 * tree-vectorizer.h (is_pattern_stmt_p): New.
31043 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31044 formatting (tabs instead of spaces). Cleanup and clarify setting
31045 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31046 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31047 (vectorizable_type_demotion): Check that types are integral.
31048 (vectorizable_type_promotion): Likewise.
31049 (vectorizable_store): Fix typo. Eliminate new-line at end of
31052 2007-01-16 Jan Hubicka <jh@suse.cz>
31054 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31057 2007-01-15 Eric Christopher <echristo@apple.com>
31059 * ifcvt.c: Include vec.h, vecprim.h.
31060 (check_cond_move_block): New argument regs.
31061 Reorganize. Add registers used to regs.
31062 (cond_move_process_if_block): Use regs set above as
31065 2007-01-15 Eric Christopher <echristo@apple.com>
31067 * config/darwin.h: Update copyright.
31068 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31069 (LINK_COMMAND_SPEC): Add -u.
31070 (LINK_SPEC): Fix umbrella for above.
31072 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31074 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31077 2007-01-15 Tom Tromey <tromey@redhat.com>
31079 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31080 * doc/install.texi (Testing): Don't mention jacks.
31081 (Configuration): Document --enable-java-maintainer-mode. Move
31082 --with-java-home to libgcj-specific section. Document
31084 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31086 2007-01-15 Jan Hubicka <jh@suse.cz>
31088 * tree-ssa-dce.c (DCE_TODOs): New.
31089 (propagate_necessity): Return if something changed.
31090 (eliminate_unnecessary_stmts): Likewise.
31091 (perform_tree_ssa_dce): Return TODO flags when needed.
31092 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31094 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31096 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31097 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31098 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31099 patterns using X87MODEF12 mode macro. Extend operand 1
31100 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31101 (log10<mode>2): Ditto.
31102 (log2<mode>2): Ditto.
31103 (log1p<mode>2): Ditto.
31104 (logb<mode>2): Ditto.
31105 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31106 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31107 (*fxtractxf3_i387): Rename from *fxtractxf3.
31108 (fxtract_extend<mode>xf3_i387): New insn pattern.
31109 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31110 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31111 and gen_fyl2xxf3_i387().
31113 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31115 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31116 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31117 get_loop_exit_edges. Changed return type to bool.
31118 * cfgloop.h (fix_loop_placement): Declaration removed.
31120 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31122 * param.h (MIN_VECT_LOOP_BOUND): New.
31123 * params.def (MIN_VECT_LOOP_BOUND): New.
31124 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31125 argument - minimum threshold for number of iterations.
31126 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31127 argument to declaration.
31128 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31129 MIN_VECT_LOOP_BOUND.
31130 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31131 slpeel_tree_peel_loop_to_edge with additional argument.
31132 (vect_do_peeling_for_alignment): Likewise.
31133 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31135 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31138 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31139 operands of size 1.
31141 2007-01-14 Jan Hubicka <jh@suse.cz>
31143 * tree-dfa.c (remove_referenced_var): New function.
31144 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31145 prune referenced vars list too.
31146 * tree-flow.h (remove_referenced_var): Declare.
31148 2007-01-14 Jan Hubicka <jh@suse.cz>
31150 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31152 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31153 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31154 * except.h (verify_eh_throw_table_statements): Kill prototype.
31155 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31156 into call exrepssions.
31157 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31159 * tree-cfg.c: Include pointer-set.h.
31160 (verify_node_sharing): Work on pointer set.
31161 (verify_eh_throw_stmt_node): New.
31162 (verify_stmts): Use pointers sets, verify throw_stmt.
31164 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31166 * ipa-reference.c (analyze_function): Consider also addresses taken
31169 2007-01-12 Roger Sayle <roger@eyesopen.com>
31171 * c-typeck.c (null_pointer_constant_p): Replace use of
31172 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31173 (build_c_cast): Likewise.
31175 2007-01-12 Roger Sayle <roger@eyesopen.com>
31177 * tree.h (force_fit_type_double): Remove unused final argument.
31178 * c-common.c (constant_expression_warning): Replace use of
31179 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31180 (convert_and_check): Likewise.
31181 (shorten_compare): Update call to force_fit_type_double.
31182 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31183 * convert.c (convert_to_pointer): Update call to
31184 force_fit_type_double.
31185 * fold-const.c (force_fit_type_double): Remove overflowed_const
31187 (int_const_binop, fold_convert_const_int_from_int,
31188 fold_convert_const_int_from_real, fold_div_compare,
31189 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31190 fold_abs_const, fold_not_const): Remove the final argument from
31191 calls to force_fit_type_double.
31193 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31195 * configure.ac: Set insn to "nop" for spu-*-* also.
31196 * configure: Regenerate.
31198 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31200 * builtins.def : Add BUILT_IN_FREE.
31202 2007-01-12 Jan Hubicka <jh@suse.cz>
31204 PR tree-optimization/30443
31205 * tree-inline.c (tree_function_versioning): Do not optimize when
31206 cloning for inlining.
31208 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31210 * doc/loop.texi: Document recording of loop exits.
31211 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31212 (update_single_exits_after_duplication,
31213 update_single_exit_for_duplicated_loop,
31214 update_single_exit_for_duplicated_loops): Removed.
31215 (duplicate_loop_to_header_edge): Do not call
31216 update_single_exits_after_duplication and
31217 update_single_exit_for_duplicated_loops.
31218 (loop_version): Do not update single_exit information.
31219 (fix_loop_structure): Use record_loop_exits instead of
31220 mark_single_exit_loops.
31221 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31222 the lists of loop exits.
31223 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31224 split_edge, merge_blocks): Update the lists of loop exits.
31225 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31226 loop_optimizer_init.
31227 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31228 of mark_single_exit_loops.
31229 (loop_optimizer_finalize): Call release_recorded_exits.
31230 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31231 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31232 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31233 update single exit information.
31234 * lambda-code.c (perfect_nestify): Ditto.
31235 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31236 (mark_single_exit_loops): Removed.
31237 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31238 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31239 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31241 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31242 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31243 (verify_loop_structure): Verify consistency of the exit lists.
31244 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31245 (set_single_exit): Removed.
31246 * cfgloop.h (struct loop_exit): New function.
31247 (struct loop): single_exit_ field replaced by exits field.
31248 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31249 LOOPS_HAVE_RECORDED_EXITS.
31250 (struct loops): Added exits hash.
31251 (mark_single_exit_loops, set_single_exit): Declaration removed.
31252 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31254 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31256 * doc/invoke.texi: Avoid use of @headitem.
31258 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31260 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31262 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31264 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31267 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31268 Richard Sandiford <richard@codesourcery.com>
31270 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31271 * config/m68k/m68k.opt: Resort options.
31272 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31274 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31275 Richard Sandiford <richard@codesourcery.com>
31277 * doc/invoke.texi: Document the macros that are defined by
31278 m68k's -mtune and -mhard-float options.
31279 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31280 (m68k_cpp_cpu_family): Likewise.
31281 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31282 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31283 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31284 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31285 (m68k_cpp_cpu_family): Likewise.
31287 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31289 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31290 macros besides mc68000 as tuning macros. Use a switch statement
31291 to set them and mcpu32.
31293 2007-01-12 Julian Brown <julian@codesourcery.com>
31295 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31296 (TARGET_68040_ONLY): Rename to...
31297 (TARGET_68040): ...this.
31298 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31299 * config/m68k/m68k.md: Likewise.
31301 2007-01-12 Julian Brown <julian@codesourcery.com>
31302 Nathan Sidwell <nathan@codesourcery.com>
31303 Richard Sandiford <richard@codesourcery.com>
31305 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31306 the -mcpu= argument associated with the --with-cpu setting.
31307 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31308 if different from the one implied by the -mcpu setting.
31309 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31310 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31311 * doc/invoke.texi: Mention ColdFire in the introduction to the
31312 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31313 -mno-div and -mhard-float options. Make -m68881 a synonym for
31314 -mhard-float. Document the previously-undocumented -m5206e,
31315 -m528x, -m5307 and -m5407 options. Tweak the existing option
31316 documentation for consistency.
31317 * doc/install.texi: Mention new --with-cpu arguments.
31318 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31319 default CPU if neither -mcpu nor -march are specified.
31320 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31321 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31322 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31323 using m68k_tune to decide between families that implement the
31324 same ISA. Use m68k_tune to set __mcfv4e__.
31325 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31326 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31327 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31328 (FL_ISA_C, FL_ISA_MMU): New macros.
31329 (MASK_COLDFIRE): Delete.
31330 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31331 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31332 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31333 (TARGET_HARD_FLOAT): Do not define here.
31334 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31335 (TUNE_68000): New macro.
31336 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31337 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31338 (TUNE_CFV2): Redefine in terms of m68k_tune.
31339 (uarch_type, target_device, fpu_type): New enums.
31340 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31341 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31342 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31343 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31344 (FL_FOR_isa_c): New macros.
31345 (m68k_isa): New enum.
31346 (m68k_target_selection): New structure.
31347 (all_devices, all_isas, all_microarchs): New tables.
31348 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31349 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31350 (MASK_ALL_CPU_BITS): Delete.
31351 (m68k_find_selection): New function.
31352 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31353 Map the legacy target options to a combination of the new ones.
31354 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31355 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31356 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31358 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31359 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31361 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31362 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31363 * config/m68k/m68k-devices.def: New file.
31365 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31366 Nathan Sidwell <nathan@codesourcery.com>
31368 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31369 (SUBTARGET_EXTRA_SPECS): New macros.
31370 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31371 use %(asm_cpu_spec) instead.
31372 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31373 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31374 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31375 (EXTRA_SPECS): Rename to...
31376 (SUBTARGET_EXTRA_SPECS): ...this.
31378 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31379 Richard Sandiford <richard@codesourcery.com>
31380 Julian Brown <julian@codesourcery.com>
31382 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31383 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31384 to the configuration's default CPU.
31385 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31386 Remove default masks.
31387 (m680[012]0-*-*): Set the default with_cpu to the first part of
31389 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31390 (m68k*-*-linux): Extend the --with-cpu handling to...
31391 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31392 and m68010. Don't set target_cpu_default2.
31393 * doc/install.texi: Document --with-cpu for m68k.
31394 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31395 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31396 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31397 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31398 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31399 (ASM_SPEC): Remove use of %(asm_cpu_default).
31400 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31401 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31402 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31403 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31404 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31405 (TARGET_DEFAULT): Delete.
31406 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31407 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31408 (CPP_CPU_SPEC): Delete.
31409 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31410 the appropriate string.
31411 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31412 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31413 (ASM_SPEC): Don't use %(asm_default_spec).
31414 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31415 TARGET_DEFAULT and add MASK_68881.
31416 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31418 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31420 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31421 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31422 MASK_68010 alongside MASK_68020.
31423 * doc/invoke.texi: Document -m68010.
31424 * config/m68k/m68k.opt (m68010): New.
31425 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31427 (TUNE_68010): New macro.
31428 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31429 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31430 (M68K_CPU_m68332): Add MASK_68010.
31431 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31432 fallback definition.
31433 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31435 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31436 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31437 to all entries that use MASK_68020.
31438 (output_move_simode_const, output_move_himode, output_move_qimode)
31439 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31440 instead of TARGET_68020 to select clr behavior. Remove comment
31441 about there being no TARGET_68010.
31442 * config/m68k/m68k.md: Likewise throughout.
31444 2007-01-12 Julian Brown <julian@codesourcery.com>
31446 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31447 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31448 * config/m68k/m68k.md: Likewise.
31450 2007-01-12 Julian Brown <julian@codesourcery.com>
31452 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31453 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31455 2007-01-12 Julian Brown <julian@codesourcery.com>
31457 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31458 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31459 * config/m68k/m68k.md: Likewise.
31461 2007-01-12 Julian Brown <julian@codesourcery.com>
31462 Richard Sandiford <richard@codesourcery.com>
31464 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31465 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31466 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31468 (TARGET_CPU32): Rename to...
31469 (TUNE_CPU32): ...this.
31470 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31471 (TUNE_CFV2): New macros.
31472 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31473 remove conditions that are implied by TARGET_68020.
31474 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31475 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31476 (m68k_output_function_epilogue): Likewise.
31477 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31478 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31479 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31480 non-68000 timings. Refactor multiplication and division costs.
31481 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31482 TUNE_CPU32 instead of TARGET_CPU32.
31483 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31484 and TUNE_68060 instead of TARGET_68060.
31485 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31486 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31488 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31489 && !TARGET_COLDFIRE" to choose between moveq and clr.
31490 Likewise in the unnamed movsf pattern.
31491 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31492 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31495 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31497 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31498 of tabbing before backslashes.
31500 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31502 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31503 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31504 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31506 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31508 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31509 find_interesting_uses_cond.
31510 (find_interesting_uses_cond): Use extract_cond_operands.
31511 (rewrite_use_compare): Use extract_cond_operands and
31512 force_gimple_operand_bsi. Do not call update_stmt.
31513 (determine_use_iv_cost_condition): Use extract_cond_operands.
31514 Return cheaper of using original bound and changing the exit bound.
31516 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31518 PR tree-optimization/29516
31519 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31520 most_expensive_mult_to_index, addr_to_parts,
31521 create_mem_ref, maybe_fold_tmr): Make the type of
31522 fields of TARGET_MEM_REF sizetype.
31523 (move_fixed_address_to_symbol, move_pointer_to_base):
31525 * tree.def (TARGET_MEM_REF): Add comment on types of
31528 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31530 * c-common.c (vector_types_convertible_p): Treat opaque types as
31531 always convertible if they have the same size, but not otherwise.
31533 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31535 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31536 Remove the b_unconditional field.
31537 (noce_try_sign_mask): Do not look at b_unconditional.
31538 (noce_process_if_block): Do not use merge_if_blocks. Update
31539 the CFG here. Do not set b_unconditional.
31540 (cond_move_process_if_block): Likewise.
31541 (find_cond_trap): Likewise.
31542 (check_cond_move_block): Require simple jump insns at the end
31543 of the basic block.
31545 2007-01-11 Jan Hubicka <jh@suse.cz>
31547 PR tree-optimization/1046
31548 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31549 when alias info is not ready.
31550 (pass_tail_recursion): Do not require aliasing.
31551 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31552 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31553 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31554 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31555 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31556 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31557 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31559 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31560 When aliasing is not build, mark statement as volatile.
31562 2007-01-11 Tom Tromey <tromey@redhat.com>
31564 PR preprocessor/15185, PR preprocessor/20989:
31565 * doc/cppopts.texi <-MT>: Update description of algorithm for
31566 computing default target.
31567 <-M, -MD>: Reword "basename" text.
31569 2007-01-11 Roger Sayle <roger@eyesopen.com>
31571 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31572 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31573 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31574 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31575 fold_builtin_bswap, real_constp, fold_builtin_pow,
31576 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31577 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31578 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31579 * convert.c (convert_to_pointer): Likewise.
31580 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31581 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31582 const_binop, fold_convert_const_int_from_int,
31583 fold_convert_const_int_from_real,
31584 fold_convert_const_real_from_real, sign_bit_p,
31585 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31586 fold_sign_changed_comparison, fold_unary, fold_comparison,
31587 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31588 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31589 * print-tree.c (print_node_brief, print_node): Likewise.
31590 * stor-layout.c (place_field, layout_type): Likewise.
31591 * tree-chrec.c (keep_cast): Likewise.
31592 * tree.c (build_vector, build_real, build_real_from_int_cst,
31593 build_complex): Likewise.
31595 2007-01-11 Roger Sayle <roger@eyesopen.com>
31597 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31598 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31600 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31602 * configure.ac (strict1_warn): Rename to strict_warn.
31603 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31604 cc_set_by_configure, quoted_cc_set_by_configure,
31605 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31606 all_boot_languages, all_stagestuff): Remove.
31607 (target_list): Remove bootstrap targets.
31608 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31609 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31610 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31611 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31612 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31613 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31614 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31615 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31616 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31617 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31618 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31619 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31620 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31621 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31622 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31623 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31624 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31625 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31626 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31627 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31628 (mostlyclean): Adjust.
31629 (clean, distclean): Don't mention bootstrap stuff.
31630 * configure: Regenerate.
31631 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31632 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31633 treelang/config-lang.in (stagestuff): Remove.
31634 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31635 stageprofile, stagefeedback, stagestuff): Remove mention.
31637 2007-01-11 Nick Clifton <nickc@redhat.com>
31639 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31641 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31642 (mcore_arith_K_S_operand): Run the test for the S constraint not
31643 the test for the M constraint.
31644 (mcore_addsub_operand): Do not accept integer values that are
31645 larger than 32 bits.
31646 * config/mcore/mcore.md: Remove unused constraints from split.
31647 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31648 (addsi3): Likewise.
31649 (allocate_stack): Likewise.
31650 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31651 operands to 32 bits.
31652 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31654 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31655 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31656 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31657 mcore_output_bclri, mcore_output_andn, output_inline_const,
31658 mcore_output_move, mcore_output_movedouble): Likewise.
31659 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31660 (output_inline_const): Likewise.
31661 (output_inline_const): Fix format strings used in sprintf
31663 * config/mcore/mcore-protos.h: Update prototypes for changed
31664 functions in mcore.c.
31665 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31666 HOST_WIDE_INT and not int.
31667 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31668 CONST_OK_FOR_N): Likewise.
31669 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31670 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31673 2007-01-10 Jan Hubicka <jh@suse.cz>
31675 * tree-vrp.c (remove_range_assertions): Release defs.
31676 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31677 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31679 2007-01-10 Paul Brook <paul@codesourcery.com>
31681 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31682 * config/arm/arm.md (mulsi3subsi): New insn.
31684 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31686 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31687 (tree_transform_and_unroll_loop): New.
31688 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31691 2007-01-10 Robert Kennedy <jimbob@google.com>
31693 * fold-const.c (fold_comparison): Fold comparisons like (x *
31694 1000 < 0) to (x < 0).
31696 2007-01-10 Ian Lance Taylor <iant@google.com>
31698 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31699 operands have the same priority.
31701 2007-01-10 Tom Tromey <tromey@redhat.com>
31703 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31704 (fold_binary): Likewise.
31705 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31706 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31707 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31708 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31709 * langhooks.h (struct lang_hooks): Removed field
31710 'can_use_bit_fields_p'.
31712 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31714 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31716 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31718 * function.c (get_last_funcdef_no): New function.
31719 * function.h (get_last_funcdef_no): Declare.
31720 * tree-inline.c (initialize_cfun): Add initialization.
31721 (tree_function_versioning): Cleanup.
31723 2007-01-10 Jan Hubicka <jh@suse.cz>
31725 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31728 2007-01-10 Sa Liu <saliu@de.ibm.com>
31729 Ben Elliston <bje@au.ibm.com>
31731 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31732 for SAVE_NONLOCAL and Pmode for any other save level.
31733 * spu-protos.h (spu_restore_stack_block): Declare.
31734 * spu.md (save_stack_block): Remove.
31735 (restore_stack_block): Call spu_restore_stack_block.
31736 * spu.c (spu_restore_stack_block): New function.
31737 (spu_expand_epilogue): Remove old comment.
31739 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31741 PR tree-optimization/30322
31742 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31743 (cand_value_at): Return the value as aff_tree.
31744 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31745 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31746 aff_combination_mult): New functions.
31747 (aff_combination_add): Use aff_combination_add_cst.
31748 (aff_combination_convert): Allow conversions to a wider type.
31749 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31750 * tree-affine.h (aff_combination_mult): Declare.
31752 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31754 * doc/tm.texi: Update documentation to reflect reality of exec
31755 and start file search behaviours. Update copyright year.
31756 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31757 header file directories.
31759 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31761 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31762 (*cosxf2): Rename to cosxf2_i387.
31763 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31764 using X87MODEF12 mode macro. Rename patterns to
31765 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31767 (*cosdf2, *cossf2): Ditto.
31768 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31769 to match extended input operands.
31770 (sincos<mode>3): New expander.
31771 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31772 insn patterns and corresponding splitters.
31774 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31776 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31777 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31779 2007-01-09 Nicolas Pitre <nico@cam.org>
31782 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31784 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31786 * target.h (struct gcc_target): New field library_rtti_comdat.
31787 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31788 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31789 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31790 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31792 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31794 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31796 2007-01-08 Richard Guenther <rguenther@suse.de>
31798 * tree.h (force_fit_type_double): Export.
31799 (force_fit_type): Remove.
31800 * fold-const.c (force_fit_type_double): New function.
31801 (force_fit_type): Remove.
31802 (int_const_binop): Use it.
31803 (fold_convert_const_int_from_int): Likewise.
31804 (fold_convert_const_int_from_real): Likewise.
31805 (fold_div_compare): Likewise.
31806 (fold_sign_changed_comparison): Likewise.
31807 (fold_unary): Likewise.
31808 (fold_negate_const): Likewise.
31809 (fold_abs_const): Likewise.
31810 (fold_not_const): Likewise.
31811 * c-common.c (shorten_compare): Use force_fit_type_double.
31812 * convert.c (convert_to_pointer): Likewise.
31814 2007-01-08 Richard Guenther <rguenther@suse.de>
31816 * tree.h (build_int_cst_wide_type): Export.
31817 * tree.c (build_int_cst_wide_type): New function.
31818 (build_int_cst_wide): Fix comment.
31819 * builtins.c (fold_builtin_object_size): Use build_int_cst
31820 to build -1 or 0 of the correct type. Use fit_double_type
31821 to check for overflow.
31822 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31824 (decode_field_reference): Likewise.
31825 (all_ones_mask_p): Likewise.
31826 (native_interpret_int): Use build_int_cst_wide_type.
31827 (fold_binary): Use build_int_cst_type to build an all-ones
31829 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31831 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31833 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31835 2007-01-09 Ben Elliston <bje@au.ibm.com>
31837 * genautomata.c (STATS_OPTION): New option.
31838 (stats_flag): New flag.
31839 (gen_automata_option): Handle it.
31840 (initiate_automaton_gen): Ditto.
31841 (write_automata): Output statistics only if stats_flag is
31842 set. Likewise, output time statistics only if time_flag is set.
31843 * doc/md.texi (Processor pipeline description): Document new flag.
31845 2007-01-08 Richard Guenther <rguenther@suse.de>
31847 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31848 * tree.c (build_int_cst_type): Likewise.
31849 (size_in_bytes): Don't call force_fit_type on the result.
31850 (int_fits_type_p): Use fit_double_type.
31851 * fold-const.c (fit_double_type): New function.
31852 (force_fit_type): Use it.
31853 * tree.h (fit_double_type): Export.
31855 2007-01-08 Jan Hubicka <jh@suse.cz>
31857 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31858 * ipa.c (function_and_variable_visibility): Fix return type.
31860 2007-01-08 Richard Guenther <rguenther@suse.de>
31862 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31863 of offset to build the index.
31864 * tree-pretty-print.c (dump_generic_node): Don't build negated
31865 const just for printing.
31866 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31867 * builtins.c (fold_builtin_int_roundingfn): Check if result
31868 fits the type by using force_fit_type and comparing the result.
31869 * predict.c (predict_loops): Use compare_tree_int for comparison.
31870 * tree.c (build_int_cst): Fall back to integer_type_node for
31872 (build_int_cst_wide): Assert type is non-null.
31874 2007-01-08 Roberto Costa <roberto.costa@st.com>
31876 * tree-vrp.c (extract_range_from_cond_expr): New.
31877 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31878 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31880 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31881 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31882 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31883 used as expressions.
31884 * tree-object-size.c (cond_expr_object_size): New.
31885 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31887 2007-01-08 Jan Hubicka <jh@suse.cz>
31889 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31890 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31893 2007-01-08 Richard Guenther <rguenther@suse.de>
31895 PR tree-optimization/23603
31896 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31897 (extract_range_from_binary): Fall back to truthvalue instead of
31898 varying for TRUTH_*_EXPR.
31899 (extract_range_from_comparison): Fall back to truthvalue instead of
31901 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31902 if all visited PHI values were constant.
31904 2007-01-08 Jan Hubicka <jh@suse.cz>
31906 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31907 (cgraph_analyze_function): break out from ...
31908 (cgraph_finalize_compilation_unit): ... here.
31909 (cgraph_expand_function): Remove forgoten commented out line.
31910 (cgraph_optimize): Analyze functions.
31912 2007-01-08 Jan Hubicka <jh@suse.cz>
31914 * tree-pas.h (TODO_remove_function): New flag.
31915 (TODO_update*): Renumber.
31916 (pass_ipa_increase_alignment,
31917 pass_ipa_function_and_variable_visibility): New passes.
31918 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31919 (cgraph_function_and_variable_visibility): Move to ipa.c
31920 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31921 cgraph_increase_alignment.
31922 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31923 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31924 calling tree-inline.
31925 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31926 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31927 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31928 (gate_increase_alignment): New function.
31929 (pass_ipa_increase_alignment): New pass.
31930 * ipa.c: Inline tree-pass.h and timevar.h
31931 (function_and_variable_visibility): Move here from cgraphunit.c
31932 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31933 * passes.c (init_optimization_passes): Add the two new passes.
31934 (execute_todo): Handle cgraph_remove_functions.
31936 2007-01-08 Nick Clifton <nickc@redhat.com>
31938 * config/frv/predicates.md (reg_or_0_operand): Accept
31941 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31943 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31944 * config.gcc: Add bfin*-rtems*.
31946 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31948 * c.opt: Add -flax-vector-conversions.
31949 * c-typeck.c (convert_for_assignment): Pass flag to
31950 vector_types_convertible_p to allow emission of note.
31951 (digest_init): Likewise.
31952 * c-opts.c: Handle -flax-vector-conversions.
31953 * c-common.c (flag_lax_vector_conversions): New.
31954 (vector_types_convertible_p): Unless -flax-vector conversions
31955 has been passed, disallow conversions between vectors with
31956 differing numbers of subparts and/or element types. If such
31957 a conversion is disallowed, possibly emit a note on the first
31958 occasion only to inform the user of -flax-vector-conversions.
31959 The new last argument specifies this.
31960 * c-common.h (flag_lax_vector_conversions): New.
31961 (vector_types_convertible_p): Add extra argument.
31962 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31963 char_type_node for V*QI type vectors.
31964 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31965 Update to satisfy new typechecking rules.
31966 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31967 C and C++ variants.
31968 * doc/invoke.texi (C Dialect Options): Document
31969 -flax-vector-conversions.
31971 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31973 PR tree-optimization/29877
31974 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31975 a register variable on the RHS to not be replaceable.
31977 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31978 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31979 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31980 const_simm15, const_pow2, const_npow2): Added.
31981 * config/score/misc.md (insv, extv, extzv, movmemsi,
31982 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31983 * config/score/score.c (score_address_cost, score_select_cc_mode):
31985 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31986 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31987 Update score_print_operand.
31988 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31989 Adjust register allocate order and update some macro define.
31990 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31991 mdx_block_move_straight, mdx_block_move_loop_head,
31992 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31993 mdx_block_move_loop, mdx_block_move): Added.
31994 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31995 mdp_limm): Updated and fix some bug and typo.
31996 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31997 (movsf, movdf, doloop_end): Added.
31999 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32001 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32002 config/arm/thumb2.md: Fix comment typos.
32003 * doc/extend.texi: Fix a typo.
32005 2007-01-07 Eric Christopher <echristo@apple.com>
32007 * configure.ac: Check for __stack_chk_fail for darwin.
32008 * configure: Regenerate.
32010 2007-01-07 Richard Guenther <rguenther@suse.de>
32012 * tree-vrp.c (extract_range_from_assert): CSE calls to
32013 compare_values where possible.
32014 (extract_range_from_unary_expr): Likewise.
32016 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32018 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32019 * config/avr/avr.c (call_insn_operand): Delete function.
32020 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32021 instead of register number. Use predicates.
32022 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32023 call_insn_operand): Add.
32025 2007-01-06 Jan Hubicka <jh@suse.cz>
32027 * tree-pass.h (pass_build_cgraph_edges): Declare.
32028 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32029 (visited_nodes): Remove.
32030 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32031 build_cgrpah_edges; make visited_nodes local.
32032 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32033 (record_references_in_initializer): Move to cgraphbuild.c
32034 (initialize_inline_failed, rebuild_cgraph_edges,
32035 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32036 (verify_cgraph_node): Make visited_nodes local.
32037 (cgraph_analyze_function): Do not call cgraph_create_edges and
32038 initialize_inline_failed.
32039 (cgraph_expand_function): Do not call cgraph_lower_function;
32040 assert that function is already lowered.
32041 * Makefile.in (cgraphbuild.o): New.
32042 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32043 at the end of lowering passes.
32045 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32047 * ifcvt.c (cond_move_convert_if_block): New function, code
32048 factored out from...
32049 (cond_move_process_if_block): ...here. Call the new function
32050 on the THEN and ELSE blocks.
32051 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32052 already takes care of this.
32054 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32057 * tree.h (TREE_OVERFLOW_P): New.
32058 * c-typeck.c (parser_build_unary_op): Warn only if result
32059 overflowed and operands did not.
32060 (parser_build_binary_op): Likewise.
32061 (convert_for_assignment): Remove redundant overflow_warning.
32062 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32064 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32066 * c-typeck.c (store_init_value): Split over two lines to follow
32067 the GNU coding style.
32069 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32071 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32072 __GXX_EXPERIMENTAL_CXX0X__.
32073 * doc/cpp.texi: Same.
32075 2007-01-05 Richard Guenther <rguenther@suse.de>
32077 PR middle-end/27826
32078 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32079 with mismatched types. Instead explicitly build a
32080 conversion NOP_EXPR.
32082 2007-01-05 Ian Lance Taylor <iant@google.com>
32084 * c-common.c (decl_with_nonnull_addr_p): New function.
32085 (c_common_truthvalue_conversion): Call it.
32086 * c-typeck.c (build_binary_op): Likewise.
32087 * c-common.h (decl_with_nonnull_addr_p): Declare.
32089 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32092 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32095 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32097 * doc/install.texi (Final install): Document the fact that
32098 the GNAT runtime should not be stripped.
32100 2007-01-04 Jan Hubicka <jh@suse.cz>
32102 * tree-inline.c (fold_marked_statements): Update operand caches
32103 and EH after folding
32105 2007-01-04 Ian Lance Taylor <iant@google.com>
32107 * c-common.c (check_function_nonnull): Whitespace fix.
32109 2007-01-04 Jan Hubicka <jh@suse.cz>
32111 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32112 comitted older version of patch.
32113 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32114 function, celanup cfg and collect garbage.
32116 2007-01-04 Mike Stump <mrs@apple.com>
32118 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32121 2007-01-04 Eric Christopher <echristo@apple.com>
32123 * libgcc2.c (__bswapsi2): Use SItype.
32124 (__bswapdi2): Use DItype.
32125 * libgcc2.h: Update for above.
32127 2007-01-04 Paul Brook <paul@codesourcery.com>
32129 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32130 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32131 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32132 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32133 umulsi3_highpart): Make conditional on !arm_arch6.
32134 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32135 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32136 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32137 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32138 umulsi3_highpart_v6): New insns.
32140 2007-01-04 Roger Sayle <roger@eyesopen.com>
32142 * fold-const.c (fold_convert): When casting an expression to void,
32143 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32144 have a type. Instead of attempting to build a NOP_EXPR, return
32145 these "special" trees directly.
32147 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32149 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32150 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32151 rs6000_cost->fp not 0 as adjustment for outer NEG.
32153 2007-01-04 Jan Hubicka <jh@suse.cz>
32155 * cgraph.c (cgraph_release_function_body): New function.
32156 (cgraph_remove_node): Use it.
32157 * cgraph.h (cgraph_release_function_body): Declare.
32158 * cgraphunit.c (cgraph_expand_function): Use it.
32159 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32160 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32161 is initialized and while compilation of other function is running.
32162 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32163 statement CFG annotations from here to ...
32164 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32166 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32168 * cfgloop.h (enum li_flags): Make the constants powers of two.
32170 2007-01-04 Jan Hubicka <jh@suse.cz>
32172 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32174 (fold_marked_statements): New function.
32175 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32176 * tree-inline.h (copy_body_data): Add statements_to_fold.
32178 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32180 * config.gcc: Mention libgcc/config.host.
32181 * Makefile.in: Update comments mentioning libgcc.
32182 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32183 (all.cross, start.encap, rest.encap, rest.cross): Update
32184 dependencies for libgcc move.
32185 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32186 (clean-target, clean-target-libgcc): Delete.
32187 (srcdirify, GCC_EXTRA_PARTS): New macros.
32188 (libgcc-support, libgcc.mvars): New rules.
32189 (distclean): Remove mention of mklibgcc.
32190 (install): Don't reference INSTALL_LIBGCC.
32191 (install-common): Don't reference EXTRA_PARTS.
32192 (install-libgcc, install-multilib): Delete rules.
32193 * mklibgcc.in: Delete file.
32194 * doc/configfiles.texi: Don't mention mklibgcc.
32196 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32197 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32198 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32199 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32200 (mklibgcc, ldblspecs): Likewise.
32202 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32203 (posixpre.def): Use $(T).
32204 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32205 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32206 (SHLIB_LINK): Make dummy.
32207 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32209 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32211 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32212 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32213 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32214 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32216 * configure.ac (all_outputs): Remove mklibgcc.
32217 * configure: Regenerated.
32219 2007-01-03 Josh Conner <jconner@apple.com>
32221 PR middle-end/29683
32222 * calls.c (compute_argument_addresses): Set stack and stack_slot
32223 for partial args, too.
32224 (store_one_arg): Use locate.size.constant for the size when
32225 generating a save_area.
32227 2007-01-03 Robert Kennedy <jimbob@google.com>
32229 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32230 whose definitions are deleted due to basic block merging.
32232 2007-01-03 Paul Brook <paul@codesourcery.com>
32235 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32237 (use_return_insn): Return 0 for Thumb interrupt functions.
32238 (print_multi_reg): Add rfe argument for IRQ returns.
32239 (arm_output_epilogue): Pop interrupt return address directly into PC.
32240 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32242 2007-01-03 Paul Brook <paul@codesourcery.com>
32244 Merge from sourcerygxx-4_1.
32245 * config/arm/thumb2.md: New file.
32246 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32248 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32249 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32250 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32251 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32253 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32254 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32256 * config/arm/ieee754-sf.S: Ditto.
32257 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32258 (thumb1_base_register_rtx_p): ... to this.
32259 (thumb_index_register_rtx_p): Rename...
32260 (thumb1_index_register_rtx_p): ... to this.
32261 (thumb_output_function_prologue): Rename...
32262 (thumb1_output_function_prologue): ... to this.
32263 (thumb_legitimate_address_p): Rename...
32264 (thumb1_legitimate_address_p): ... to this.
32265 (thumb_rtx_costs): Rename...
32266 (thumb1_rtx_costs): ... to this.
32267 (thumb_compute_save_reg_mask): Rename...
32268 (thumb1_compute_save_reg_mask): ... to this.
32269 (thumb_final_prescan_insn): Rename...
32270 (thumb1_final_prescan_insn): ... to this.
32271 (thumb_expand_epilogue): Rename...
32272 (thumb1_expand_epilogue): ... to this.
32273 (arm_unwind_emit_stm): Rename...
32274 (arm_unwind_emit_sequence): ... to this.
32275 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32276 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32277 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32278 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32279 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32280 thumb2_output_casesi): New functions.
32281 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32282 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32283 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32284 THUMB2_WORK_REGS): Define.
32285 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32286 arm_condexec_mask, arm_condexec_masklen)): New variables.
32287 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32288 (arm_override_options): Check new CPU capabilities.
32289 Set new architecture flag variables.
32290 (arm_isr_value): Handle v7m interrupt functions.
32291 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32293 (const_ok_for_arm): Handle Thumb-2 constants.
32294 (arm_gen_constant): Ditto. Use movw when available.
32295 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32297 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32298 (thumb_find_work_register, arm_load_pic_register,
32299 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32300 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32301 print_multi_reg, output_mov_long_double_fpa_from_arm,
32302 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32303 output_mov_double_fpa_from_arm, output_move_double,
32304 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32305 output_return_instruction, arm_output_function_prologue,
32306 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32307 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32308 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32309 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32310 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32311 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32313 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32314 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32315 (arm_file_start): Output directive for unified syntax.
32316 (arm_unwind_emit_set): Handle stack alignment instruction.
32317 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32318 Add v6t2, v7, v7a, v7r and v7m.
32319 (RETLDM): Add Thumb-2 code.
32320 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32321 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32322 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32323 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32324 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32325 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32326 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32327 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32328 ADJUST_INSN_LENGTH): Define.
32329 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32330 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32331 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32332 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32333 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32334 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32335 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32336 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32337 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32338 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32339 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32340 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32341 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32342 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32343 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32344 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32345 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32347 * config/arm/arm-tune.md: Regenerate.
32348 * config/arm/arm-protos.h: Update prototypes.
32349 * config/arm/vfp.md: Enable patterns for Thumb-2.
32350 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32351 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32352 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32353 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32354 * config/arm/libunwind.S: Add Thumb-2 code.
32355 * config/arm/constraints.md: Update include Thumb-2.
32356 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32357 * config/arm/ieee754-df.S: Ditto.
32358 * config/arm/bpabi.S: Ditto.
32359 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32360 * config/arm/predicates.md (low_register_operand,
32361 low_reg_or_int_operand, thumb_16bit_operator): New.
32362 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32363 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32364 * config/arm/t-arm-elf: Add armv7 multilib.
32365 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32367 (UNSPEC_STACK_ALIGN, ce_count): New.
32368 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32369 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32371 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32372 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32373 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32374 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32375 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32376 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32378 * doc/extend.texi: Document ARMv7-M interrupt functions.
32379 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32381 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32383 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32384 (struct _Unwind_Context): Rename args_size to flags, remove
32385 signal_frame field, add a new args_size field and version field.
32386 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32387 _Unwind_IsExtendedContext): New inline functions.
32388 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32389 Assume by_value array is only present if _Unwind_IsExtendedContext.
32390 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32391 _Unwind_IsSignalFrame.
32392 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32393 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32394 (uw_init_context_1): Initialize context->flags to
32395 EXTENDED_CONTEXT_BIT.
32396 * config/rs6000/linux-unwind.h (frob_update_context): Use
32397 _Unwind_SetSignalFrame.
32399 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32401 PR middle-end/30353
32402 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32403 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32406 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32408 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32409 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32410 RET, AT_SP): Remove.
32411 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32414 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32415 * cfgbuild.c (find_basic_blocks): Likewise.
32416 * cfgrtl.c (rtl_create_basic_block): Likewise.
32417 * function.c (temp_slots_at_level): Likewise.
32418 * reg-stack.c (stack_regs_mentioned): Likewise.
32419 * regclass.c (allocate_reg_info): Likewise.
32420 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32421 set_bb_for_stmt, move_block_to_fn): Likewise.
32422 * tree-complex.c (tree_lower_complex): Likewise.
32423 * vec.h (VEC_safe_grow_cleared): New.
32425 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32427 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32429 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32430 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32432 * cfgloopmanip.c (scale_loop_frequencies): Export.
32433 (loopify): Scale the frequencies by prescribed coefficients.
32434 (set_zero_probability): New function.
32435 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32436 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32437 and frequencies according to arguments.
32438 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32440 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32441 * modulo-sched.c (sms_schedule): Set probabilities for entering
32442 versioned loop correctly.
32443 * tree-vect-transform.c (vect_transform_loop): Ditto.
32444 * cfgloop.h (loopify, loop_version): Declaration changed.
32445 (scale_loop_frequencies): Declared.
32447 2007-01-02 Jan Hubicka <jh@suse.cz>
32449 * cgraph.c: Include tree-flow.h
32450 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32451 early_local_passes.
32452 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32453 * tree-pass.h (pass_all_early_optimizations): Declare.
32454 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32455 early_local_passes.
32456 (cgraph_analyze_function): Do early_local_passes.
32457 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32458 Do not add referenced vars.
32459 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32461 (gate_all_early_local_passes): New gate.
32462 (pass_early_local_passes): Use new gate.
32463 (execute_early_local_optimizations): New functions.
32464 (gate_all_early_optimizations): New gate.
32465 (pass_all_early_optimizations): New pass.
32466 (execute_free_datastructures): Free SSA only when initialized.
32467 (gate_init_datastructures): Init only when optimizing.
32468 (tree_lowering_passes): Do early local passes when called late.
32469 * tree-profile.c (do_tree_profiling): Don't profile functions added
32471 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32472 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32474 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32475 during early_local_passes.
32476 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32479 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32481 * Makefile.in: Update copyright year.
32483 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32485 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32486 in $(lang_checks) and check-consistency targets.
32488 2007-01-02 Jan Hubicka <jh@suse.cz>
32490 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32491 Do not add referenced vars.
32492 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32494 * passes.c (init_optimization_passes): Put mudflap_2 after
32495 free_datastructures.
32497 2007-01-02 Jan Hubicka <jh@suse.cz>
32499 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32500 Set NOTHROW flag on call statements proved to be nothrow.
32501 Update statement of local calls so new pure/const functions are
32502 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32504 (tree_rest_of_compilation): Register hooks and initialize bitmap
32505 early. Do not set after_inlining flag.
32507 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32509 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32510 HOST_BITS_PER_LONGLONG
32512 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32515 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32516 warning for non-static initializers.
32518 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32520 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32521 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32522 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32523 Always use set_unique_reg_note to add REG_EQUAL notes.
32525 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32528 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32530 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32531 * cfgbuild.c (find_basic_blocks): Likewise.
32532 * cfgrtl.c (rtl_create_basic_block): Likewise.
32533 * function.c (temp_slots_at_level): Likewise.
32534 * reg-stack.c (stack_regs_mentioned): Likewise.
32535 * regclass.c (allocate_reg_info): Likewise.
32536 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32537 set_bb_for_stmt, move_block_to_fn): Likewise.
32538 * tree-complex.c (tree_lower_complex): Likewise.
32539 * vec.h (VEC_safe_grow_cleared): New.
32541 2007-01-02 Ian Lance Taylor <iant@google.com>
32543 * c-common.c (c_common_truthvalue_conversion): When warning about
32544 using an assignment as a truth value, set TREE_NO_WARNING.
32546 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32549 * c.opt (Wold-style-declaration): New.
32550 * doc/invoke.texi (C-only Warning Options): New.
32551 (Wold-style-declaration): Document it.
32552 (Wextra): Enabled by -Wextra.
32553 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32554 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32555 -Wold-style-declaration.
32557 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32559 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32560 * cfgbuild.c (find_basic_blocks): Likewise.
32561 * cfgrtl.c (rtl_create_basic_block): Likewise.
32562 * function.c (temp_slots_at_level): Likewise.
32563 * reg-stack.c (stack_regs_mentioned): Likewise.
32564 * regclass.c (allocate_reg_info): Likewise.
32565 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32566 set_bb_for_stmt, move_block_to_fn): Likewise.
32567 * tree-complex.c (tree_lower_complex): Likewise.
32568 * vec.h (VEC_safe_grow_cleared): New.
32570 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32572 * c-common.c (c_common_nodes_and_builtins): Since variants of
32573 void_type_node get built before it is given a name, we need to
32574 give those variants the name, too.
32575 (complete_array_type): We need to work with the canonical main
32576 type of the array, from which we will build the qualified version.
32577 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32578 * print-tree.c (print_node): Display canonical type information
32580 * stor-layout.c (layout_type): When we don't know the
32581 alignment of a type for which we're building an array, we end up
32582 guessing wrong, so make the type require structural equality.
32583 * tree.c (make_node_stat): When we build a new type, it is its
32584 own canonical type.
32585 (build_type_attribute_qual_variant): When building an attribute
32586 variant, its canonical type is the non-attribute variant. However,
32587 if the attributes are target-dependent and they differ, we need to
32588 use structural equality checks for this type.
32589 (build_qualified_type): A qualified type is not equivalent to its
32590 unqualified variant; set the canonical type appropriately.
32591 (build_distinct_type_copy): When building a distinct type from
32592 another type, the new type is its own canonical type.
32593 (build_variant_type_copy): When building a new type variant, we
32594 assume that it is equivalent to the original type.
32595 (build_pointer_type_for_mode): When building a pointer type, also
32596 build a canonical type pointer.
32597 (build_reference_type_for_mode): When building a reference type,
32598 also build a canonical type reference.
32599 (build_index_type): When we can't hash an index type (e.g.,
32600 because its maximum value is negative), the index type requires
32601 structural equality tests.
32602 (build_array_type): Build the canonical form of an array type.
32603 (build_function_type): Function types require structural equality,
32604 because they contain default arguments, attributes, etc.
32605 (build_method_type_directly): Ditto for method types.
32606 (build_offset_type): Build the canonical offset type.
32607 (build_complex_type): Build the canonical vector type.
32608 (make_vector_type): Build the canonical vector type.
32609 * tree.h (TYPE_CANONICAL): New.
32610 (TYPE_STRUCTURAL_EQUALITY_P): New.
32611 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32612 (struct tree_type): Added "canonical" field.
32613 * params.h (VERIFY_CANONICAL_TYPES): New.
32614 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32615 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32616 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32617 * doc/invoke.texi (verify-canonical-types): Document --param
32618 parameter for verifying canonical types.
32620 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32622 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32623 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32624 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32625 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32627 * config/rs6000/e500.h: New.
32628 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32629 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32631 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32632 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32633 TARGET_E500_DOUBLE): Remove.
32634 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32635 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32636 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32637 * config/rs6000/rs6000.c (rs6000_override_options): Use
32638 CHECK_E500_OPTIONS.
32640 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32642 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32643 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32644 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32645 rs6000_emit_cmove): Don't check TARGET_E500.
32646 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32647 sordered): Don't check TARGET_E500.
32649 2007-01-01 Eric Christopher <echristo@apple.com>
32651 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32652 HARD_REGISTER_NUM_P.
32654 2007-01-01 Roger Sayle <roger@eyesopen.com>
32656 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32657 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32658 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32661 2007-01-01 Mike Stump <mrs@apple.com>
32663 * configure.ac: Remove support for building with Apple's gcc-3.1.
32665 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32667 PR middle-end/30311
32668 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32669 REG is a hard register. Do not modify REG before calling
32671 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32672 multiple of the size of YMODE for certain lowpart cases.
32674 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32676 PR middle-end/30253
32677 * gimplify (voidify_wrapper_expr): Update for
32678 GIMPLE_MODIFY_STMT.
32680 2007-01-01 Andreas Schwab <schwab@suse.de>
32683 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32684 save of BR0 in extra_spill_size instead of spill_size.
32685 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32687 (ia64_expand_epilogue): Restore BR0 from its new location.
32689 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32691 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32692 Use a temporary variable if the left hand side is not a gimple
32695 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32697 * gimplify.c (gimplify_return_expr): Make the temporary variable
32698 for the return expression, a gimple register variable.
32700 2007-01-01 Jan Hubicka <jh@suse.cz>
32702 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32705 2007-01-01 Mike Stump <mrs@apple.com>
32707 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32709 * config/darwin.c (machopic_select_rtx_section): Use
32710 HAVE_GAS_LITERAL16.
32711 (darwin_mergeable_constant_section): Likewise.
32712 * configure: Regenerate.
32713 * config.in: Regenerate.
32715 2007-01-01 Jan Hubicka <jh@suse.cz>
32716 Andrew Pinski <pinskia@gmail.com>
32718 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32719 before starting IPA passes.