1 2007-11-28 Ben Elliston <bje@au.ibm.com>
3 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
4 (maix32): Add Negative(maix64).
6 2007-11-27 Jakub Jelinek <jakub@redhat.com>
8 PR tree-optimization/34016
9 * tree-ssa-loop.c (pass_linear_transform): Add
10 TODO_update_ssa_only_virtuals to todo_flags_finish.
12 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
14 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
15 * config/avr/avr.h (LINK_SPEC): Likewise.
16 (CRT_BINUTILS_SPECS): Likewsie.
17 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
19 2007-11-27 Jakub Jelinek <jakub@redhat.com>
22 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
23 MEM_SIZE is set on all MEMs.
25 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
27 * config/s390/s390.opt (mhard-float): Add the option to be
28 overridden. That was missing in my last patch.
30 2007-11-27 Richard Guenther <rguenther@suse.de>
32 PR tree-optimization/34241
33 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
34 to only delete real conversion chains.
36 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
38 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
39 mhard-float, mlong-double-64, mlong-double-128): Add the
40 option to be overridden.
42 2007-11-27 Richard Guenther <rguenther@suse.de>
44 * builtins.c (fold_builtin_1): Verify the argument types
46 (fold_builtin_n): Verify the number of arguments to variadic
49 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
51 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
52 * doc/invoke.texi (Blackfin Options): Document the effects.
54 2007-11-27 Ben Elliston <bje@au.ibm.com>
56 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
57 (m64): Add Negative(m32).
58 * config/rs6000/darwin.opt (m32): Add Negative(m64).
59 (m64): Add Negative(m32).
61 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
63 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
65 2007-11-26 Michael Meissner <michael.meissner@amd.com>
68 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
69 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
70 to get the mode for loading a pseudo register with a count rather
71 than duplicating code.
73 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
75 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
76 * config/avr/avr.h (LINK_SPEC): Likewise.
77 (CRT_BINUTILS_SPECS): Likewsie.
78 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
80 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
82 * c-common.c (conversion_warning): Use get_unwidened instead of
85 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
88 * c-parser.c (struct c_parser): New bit in_if_block.
89 (c_parser_compound_statement_nostart): Handle unexpected 'else'
91 (c_parser_statement_after_labels): Set in_if_block to false while
93 (c_parser_if_body): Don't call c_parser_statement_after_labels if
94 a semicolon is found, just consume it. Don't call
95 c_parser_statement_after_labels if an open brace is found, call
96 c_parser_compound_statement instead.
97 (c_parser_else_body): New.
98 (c_parser_if_statement): Set in_if_block to true when parsing the
99 body of the 'if' statement. Use c_parser_else_body.
101 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
104 * c-decl.c (store_parm_decls): Pass 'false' for the new
105 allocate_struct_function parameter.
106 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
107 * tree-parloops.c (create_loop_fn): Likewise.
108 * function.c (push_function_context_to, push_struct_function,
109 init_function_start): Likewise.
110 (allocate_struct_function): Add boolean parameter.
111 * tree.h (allocate_struct_function): Add boolean parameter.
112 * function.h (struct function): Move returns_struct and
113 returns_pcc_struct to the end of the structure definiton.
115 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
119 virtual registers are instantiated.
120 (truncxf<mode>2): Ditto.
121 (floatsi<mode>2): Ditto.
125 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
128 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
129 the address before it is clobbered.
131 2007-11-26 Nick Clifton <nickc@redhat.com>
133 * config/mn10300/mn10300.md: (call_internal): Remove mode on
134 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
135 (call_value_internal): Remove mode on operands 0 and 1 in order to
136 match UNPSEC'ed calls generated in PIC mode.
137 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
140 2007-11-26 Richard Guenther <rguenther@suse.de>
143 * builtins.c (expand_builtin_pow): Use expand_expr to expand
144 the result of build_call_expr.
146 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
147 Revital Eres <eres@il.ibm.com>
150 * bb-reorder.c (insert_section_boundary_note): Clear
151 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
153 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
155 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
157 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
159 * dwarf2asm.c (splay_tree_compare_strings): New function.
160 (dw2_force_const_mem): Use it.
162 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
164 * tree.c (type_hash_add): Don't violate strict aliasing rules.
166 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
169 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
170 matches between anonymous union fields.
172 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
174 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
175 declarations and blocks only after inlining. Check that
176 non-empty blocks are not dropped.
177 * tree-inline.c (expand_call_inline): Check that functions are
178 not inlined too late.
180 2007-11-26 Ben Elliston <bje@au.ibm.com>
182 * unwind-dw2-fde.c: Fix comment typo.
183 * unwind-generic.h: Likewise, fix comment typos.
185 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
187 * tree-sra.c (scalarize_use): Adjust the vpos argument to
188 sra_explode_bitfield_assignment in cases where the type is
189 wider than the bitfield.
191 2007-11-25 Richard Guenther <rguenther@suse.de>
193 * tree.h (struct tree_block): Move locus member next to flags.
194 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
195 (SCOPE_LIST_CONCAT): Likewise.
196 (pop_scope): Likewise.
197 * function.c (instantiate_decls_1): Likewise.
198 (setjmp_vars_warning): Likewise.
199 * emit-rtl.c (set_used_decls): Likewise.
200 * tree-inline.c (add_lexical_block): Likewise.
202 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
204 * rtlanal.c (label_is_jump_target_p): Return true for a matching
206 * reorg.c (fill_slots_from_thread): Correct last change to use
207 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
208 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
209 * jump.c (mark_jump_label_1): Add comment for last change
210 regarding JUMP_LABEL setting.
211 * gcse.c (add_label_notes): Remove conditional that the label is
212 mentioned in insn before adding regnote.
213 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
214 single_set insn only feeding a label to a jump through a
215 register that dies there.
217 2007-11-23 Dirk Mueller <dmueller@suse.de>
218 Richard Guenther <rguenther@suse.de>
221 * tree-vrp.c (check_array_ref): Move check for valid location..
222 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
224 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
226 * reload.c (find_reloads_address_1) <autoincdec cases>:
227 Call REG_OK_FOR_CONTEXT with the autoincdec code, not
230 2007-11-23 Richard Guenther <rguenther@suse.de>
231 Michael Matz <matz@suse.de>
233 PR tree-optimization/34176
234 * alloc-pool.h (empty_alloc_pool): Declare.
235 * alloc-pool.c (empty_alloc_pool): New function.
236 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
237 valid table if a lookup from the optimistic table failed.
238 (vn_unary_op_lookup): Likewise.
239 (vn_binary_op_lookup): Likewise.
240 (vn_phi_lookup): Likewise.
241 (process_scc): Clear optimistic tables before every iteration.
243 2007-11-23 Richard Guenther <rguenther@suse.de>
245 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
246 (merge_alias_info): Do verification only if checking is
247 enabled. Merge flow-sensitive alias information in simple cases.
248 * tree-ssa-operands.c (get_addr_dereference_operands): Also
249 complain about missing NMTs.
251 2007-11-23 Jakub Jelinek <jakub@redhat.com>
254 * c-common.c (conversion_warning): For INTEGER_TYPE to
255 INTEGER_TYPE conversions call get_narrower on expr to avoid
256 spurious warnings from binop shortening or when the implicit
257 conversion can't change the value.
259 2007-11-22 Joseph Myers <joseph@codesourcery.com>
262 * c-decl.c (set_array_declarator_inner): Don't give error for
263 static or type qualifiers in abstract declarator. Remove
264 abstract_p parameter.
265 * c-tree.h (set_array_declarator_inner): Update prototype.
266 * c-parser.c (c_parser_direct_declarator_inner): Update call to
267 set_array_declarator_inner.
268 * doc/standards.texi: Update for C99 TC3.
270 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
272 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
273 line in my edit of the last change.
275 2007-11-22 Jakub Jelinek <jakub@redhat.com>
278 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
279 and TREE_READONLY on the fn decl rather than passing a chain
282 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
284 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
286 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
289 of ix86_arch and ix86_tune into a switch statement.
290 (enum processor_type): Default PROCESSOR_I386 to 0.
291 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
292 of "ix86_tune == PROCESSOR_K6".
293 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
296 2007-11-22 Tom Tromey <tromey@redhat.com>
298 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
299 avoid writing into string allocated by ggc_alloc_string.
301 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
304 * config/sh/sh.md (binary_sf_op): Remove.
305 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
306 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
307 and gen_binary_sf_op1.
309 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
311 * regclass.c (init_reg_autoinc): Fix typo preventing test of
312 secondary output reload when setting forbidden_inc_dec_class.
314 2007-11-21 Richard Guenther <rguenther@suse.de>
316 PR tree-optimization/34148
317 * tree-ssa-structalias.c (create_variable_info_for): Do not use
318 field-sensitive PTA for single-element structures.
319 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
320 SFTs for single-element structures.
322 2007-11-20 Richard Guenther <rguenther@suse.de>
325 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
326 of the signed INT_CST_LT.
327 * stmt.c (expand_case): Likewise.
328 (estimate_case_costs): Likewise.
330 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
332 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
333 its binary representation.
335 2007-11-20 Richard Guenther <rguenther@suse.de>
337 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
340 2007-11-20 Thiemo Seufer <ths@mips.com>
342 * config/mips/mips.c (mips_file_start): Add support for
343 flagging 32-bit code with -mfp64 floating-point.
345 2007-11-20 Jakub Jelinek <jakub@redhat.com>
348 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
349 (c_gimplify_expr): Use it.
351 2007-11-20 Ben Elliston <bje@au.ibm.com>
353 * config/spu/spu_mfcio.h: Fix typo.
355 2007-11-20 Ben Elliston <bje@au.ibm.com>
357 * unwind.inc: Comment that unwind-sjlj.c includes this file.
359 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
360 Ben Elliston <bje@au.ibm.com>
362 * config/spu/mfc_tag_release.c: New file.
363 * config/spu/mfc_multi_tag_release.c: Likewise.
364 * config/spu/mfc_multi_tag_reserve.c: Likewise.
365 * config/spu/mfc_tag_release.c: Likewise.
366 * config/spu/mfc_tag_reserve.c: Likewise.
367 * config/spu/mfc_tag_table.c: Likewise.
368 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
369 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
370 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
371 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
372 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
373 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
374 mfc_multi_tag_release): Likewise.
375 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
376 __mfc_multi_tag_release): Declare.
378 2007-11-19 Jason Merrill <jason@redhat.com>
380 PR debug/28834, debug/29436, c/32326
381 * tree.c (build_type_attribute_qual_variant): Refuse to make
382 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
383 * doc/extend.texi (Type Attributes): Don't encourage people to add
384 attributes to struct/enum types in a typedef. Fix
385 transparent_union example.
387 * tree-inline.c (remap_type_1): Remove code that's redundant with
389 (build_duplicate_type): Set id.copy_decl.
390 * c-common.c (handle_transparent_union_attribute): Simplify logic.
392 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
394 * config/rs6000/rs6000.c (invalid_e500_subreg,
395 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
396 rs6000_legitimize_address, rs6000_legitimize_reload_address,
397 rs6000_legitimate_address, function_arg_advance,
398 spe_build_register_parallel, rs6000_spe_function_arg,
399 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
400 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
401 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
402 TDmode similarly to DFmode and TFmode.
403 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
404 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
406 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
408 * stor-layout.c (lang_adjust_rli): Delete.
409 (set_lang_adjust_rli): Likewise.
410 (layout_type): Do not call lang_adjust_rli hook.
411 * tree.h (set_lang_adjust_rli): Delete.
413 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
415 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
416 n_dregs_to_save and n_pregs_to_save.
417 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
419 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
420 able to save single D/P registers that aren't saved by the push/pop
423 2007-11-19 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/34099
426 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
427 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
428 if only one operand is undefined.
430 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
432 PR tree-optimization/34036
433 * opts.c (set_fast_math_flags): Do not set flags in common
434 with set_unsafe_math_optimizations_flags, invoke it directly.
435 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
436 and flag_signed_zeros.
437 * toplev.c (process_options): Force flag_associative_math to 0 and
438 warn, if it is set and either flag_trapping_math or flag_signed_zeros
440 * doc/invoke.texi (Optimize Options): Document the new behavior
441 of -funsafe-math-optimizations, that -fassociative-math requires
442 both -fno-signed-zeros and -fno-trapping-math and make it clear
443 that -fno-trapping-math requires -fno-signaling-nans. Refactor
444 documentation of -ffast-math.
446 2007-11-18 Jakub Jelinek <jakub@redhat.com>
448 PR rtl-optimization/34132
449 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
453 * optabs.h (optab_table): Change type to struct optab from optab.
454 (convert_optab_table): Similarly.
455 Adjust all _optab macros to expand to addresses of optab_table
456 resp. convert_optab_table elements rather than the values of the
458 * optabs.c (optab_table): Change typype to struct optab from optab.
459 If compiled by recent GCC, initialize all the insn_code fields in
460 the array using designated range initializers.
461 (convert_optab_table): Similarly.
462 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
463 set_conv_libfunc): Into libfunc_entry's optab field store index within
464 optab_table resp. convert_optab_table array instead of difference
465 between two separately malloced addresses.
466 (new_optab): Add op argument, don't return anything. Initialize
467 just the insn_code field in handlers array and only when needed.
468 (init_optab, init_optabv): Add op argument, don't return anything.
469 Adjust new_optab caller.
470 (new_convert_optab): Removed.
471 (init_convert_optab): Add op argument, don't return anything, don't
472 call new_convert_optab. If needed, initialize insn_code field in
474 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
476 (debug_optab_libfuncs): Adjust uses of optab_table and
477 convert_optab_table arrays.
479 2007-11-18 Richard Guenther <rguenther@suse.de>
481 PR tree-optimization/34127
482 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
483 Make code match up the comments, require compatibility of the
486 2007-11-17 Richard Guenther <rguenther@suse.de>
489 * fold-const.c (extract_muldiv_1): Do not move negative
490 constants inside ABS_EXPR.
492 2007-11-16 Ian Lance Taylor <iant@google.com>
494 * collect2.c (dump_file): If a demangled symbol is followed by a
495 space, make sure we output at least one space.
497 2007-11-16 Richard Guenther <rguenther@suse.de>
500 * fold-const.c (fold_binary): Use correct types for folding
501 1 << X & Y to Y >> X & 1.
503 2007-11-16 Richard Guenther <rguenther@suse.de>
505 PR tree-optimization/33870
506 * tree.h (struct tree_memory_tag): Add base_for_components flag.
507 (struct tree_struct_field_tag): Remove nesting_level field.
508 (SFT_NESTING_LEVEL): Remove.
509 (SFT_BASE_FOR_COMPONENTS_P): Add.
510 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
511 base_for_components flag.
512 (push_fields_onto_fieldstack): Remove nesting_level parameter.
513 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
515 (create_overlap_variables_for): Deal with it.
516 * tree-dfa.c (dump_subvars_for): Likewise.
517 (dump_variable): Likewise.
518 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
519 Set base_for_components for first elements of sub-structures.
520 (create_variable_info_for): Handle base_for_components.
521 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
522 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
523 * tree-ssa-operands.c (ref_nesting_level): Remove.
524 (add_vars_for_offset): Remove full_ref parameter, always add
525 the offset of the pointed-to SFT.
526 (add_virtual_operand): Adjust for changed signature of
529 2007-11-16 Sa Liu <saliu@de.ibm.com>
531 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
532 floatunssidf2 and floatunsdidf2.
534 2007-11-16 Richard Guenther <rguenther@suse.de>
536 PR tree-optimization/34113
537 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
538 Use correct conversion direction for checking type compatibility.
540 2007-11-16 Richard Guenther <rguenther@suse.de>
542 PR tree-optimization/34099
543 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
544 that produce UNDEFINED result if at least one of its operands
545 is UNDEFINED. By default the result is only UNDEFINED if all
546 operands are UNDEFINED.
548 2007-11-16 Jakub Jelinek <jakub@redhat.com>
551 * gcc.c (init_spec): Don't initialize asm_debug here...
552 (main): ... but here.
554 2007-11-07 Tom Tromey <tromey@redhat.com>
556 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
558 * tree-parloops.c (create_loop_fn): Use set_cfun.
559 * gengtype.c (open_base_files): Emit #undef cfun.
560 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
561 * function.h (cfun): New define.
562 * function.c: Undefine cfun.
564 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
566 * config/avr/avr.c (avr_mcu_types): Add attiny88.
567 * config/avr/avr.h (LINK_SPEC): Likewise.
568 (CRT_BINUTILS_SPECS): Likewsie.
569 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
571 2007-11-15 Jakub Jelinek <jakub@redhat.com>
574 * tree-ssa-ccp.c (optimize_stack_restore): New function.
575 (execute_fold_all_builtins): Call optimize_stack_restore for
576 BUILT_IN_STACK_RESTORE.
578 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
580 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
581 propagation into an address; that's done in should_replace_address.
583 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
585 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
586 * config/spu/spu.c (legitimate_const): Remove.
587 (classify_immediate): Inline call to legitimate_const.
588 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
589 for any constant, not just -512 .. 511.
591 2007-11-15 Sa Liu <saliu@de.ibm.com>
593 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
594 condition from HONOR_NANS test.
595 * config/spu/spu.md (ceq_df): Always generate comparison code
596 inline, including checks for NaNs and infinities.
598 (cgt_v2df): Likewise.
599 (cmpdf): Make this expander unconditional.
601 2007-11-15 Richard Guenther <rguenther@suse.de>
603 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
604 to only create SFTs if we also create variable infos for PTA.
605 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
608 2007-11-15 Richard Guenther <rguenther@suse.de>
610 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
611 type for TBAA pruning.
612 (find_what_p_points_to): Call set_uids_in_ptset with the original
613 pointer, not the decl of the solution we collapsed to.
615 2007-11-14 David Daney <ddaney@avtrex.com>
617 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
620 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
623 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
624 for registers in BR_REGS class.
626 2007-11-14 Jakub Jelinek <jakub@redhat.com>
629 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
630 init_ssa_operands has not been called for cfun.
632 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
634 PR tree-optimization/34046
635 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
636 scaling if the old probability is greater than the new base.
638 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
640 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
641 unused edges after loop duplication.
643 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
646 (enum target_cpu_default): ... this enum.
647 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
648 * config/i386/i386.c (override_options): ... here.
649 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
650 TARGET_CPU_DEFAULT_i486.
652 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
654 * global.c (rest_of_handle_global_alloc): Fix comment typos.
655 * config/sh/sh.c (sh_rtx_costs): Likewise.
656 * ChangeLog: Likewise.
658 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
660 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
661 should not be of pointer type.
663 2007-11-13 Michael Meissner <michael.meissner@amd.com>
665 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
668 2007-11-13 Sterling Augustine <sterling@tensilica.com>
669 Bob Wilson <bob.wilson@acm.org>
671 * config/xtensa/unwind-dw2-xtensa.c: New.
672 * config/xtensa/unwind-dw2-xtensa.h: New.
673 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
674 (DWARF2_UNWIND_INFO): Remove.
675 (DWARF_FRAME_REGISTERS): Define.
676 (EH_RETURN_DATA_REGNO): Define.
677 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
679 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
681 2007-11-13 Jakub Jelinek <jakub@redhat.com>
683 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
684 -fsched-stalled-insns.
686 PR tree-optimization/34063
687 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
688 as first chrec_fold_plus operand rather than second.
690 2007-11-13 Diego Novillo <dnovillo@google.com>
692 PR tree-optimization/33870
693 * tree.h (strcut tree_memory_tag): add field unpartitionable.
694 remove field in_nested_struct.
695 (struct tree_struct_field_tag): add field nesting_level.
696 (sft_in_nested_struct): remove.
697 (sft_nesting_level): define.
698 (sft_unpartitionable_p): define.
699 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
700 partitionable, return long_max.
701 (compute_memory_partitions): do not partition sfts marked
703 (create_sft): add argument nesting_level. set
704 sft_nesting_level with it. update all users.
705 (create_overlap_variables_for): show nesting level.
706 * tree-dfa.c (dump_subvars_for): likewise.
707 (dump_variable): likewise.
708 show whether the sft is partitionable or not.
709 * tree-flow.h (struct fieldoff): remove field
711 add field nesting_level.
712 * tree-ssa-structalias.c (struct variable_info): remove
713 field in_nested_struct.
714 (push_fields_onto_fieldstack): add argument
715 nesting_level. update all users.
716 update documentation.
717 update pair->nesting_level with nesting_level.
718 make recursive calls with nesting_level + 1.
719 (set_uids_in_ptset): if an sft is added to the points-to
720 set, mark it as unpartitionable.
721 * tree-ssa-operands.c (ref_nesting_level): new.
722 (add_vars_for_offset): call it.
723 add argument full_ref. update
725 if var is inside a nested structure and the nesting level
726 of full_ref is lower than the nesting level of var,
727 adjust offset by the offset of var.
729 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
731 PR tree-optimization/32582
732 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
734 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
736 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
737 functions can be used as constant.
739 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
741 PR rtl-optimization/34035
742 * cse.c (cse_cfg_altered): New global variable.
743 (cse_jumps_altered): Make boolean.
744 (recorded_label_ref): Likewise.
745 (cse_insn): Adjust for above changes.
746 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
747 if dead edges have been purged.
748 (cse_main): Change return value specification and adjust code.
749 (rest_of_handle_cse): Adjust for above change.
750 (rest_of_handle_cse2): Likewise.
751 * gcse.c (rest_of_handle_gcse): Likewise.
753 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
754 Michael Meissner <michael.meissner@amd.com>
756 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
757 get the appropriate suffix for the coms* instruction.
758 (sse5_pcmov_<mode>): Restrict operands of pcmov
759 for scalar case to be only xmm registers and not memory.
761 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
762 constraints to follow the mnemonics for the pcmov instruction
764 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
767 * config/mips/mips.c (mips_return_fpr_single): New function.
768 (mips_function_value): Use it when returning single-field
770 (mips_expand_call): Handle the PARALLELs created by
771 mips_return_fpr_single.
773 2007-11-12 Richard Guenther <rguenther@suse.de>
776 * fold-const.c (fold_binary): If testing for non-negative
777 operands with tree_expr_nonnegative_warnv_p make sure to
778 use op0 which has all (sign) conversions retained.
780 2007-11-12 Richard Guenther <rguenther@suse.de>
783 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
784 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
786 2007-11-12 Ira Rosen <irar@il.ibm.com>
788 PR tree-optimization/33953
789 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
790 allocate vec_oprnds1 according to the number of created vector
791 statements. In case of shift with scalar argument, store scalar operand
792 for every vector statement to be created for the SLP node. Fix a
795 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
797 * gcse.c (CUID_INSN): Remove.
799 (alloc_gcse_mem): Don't allocate cuid_insn.
800 (free_gcse_mem): Don't free cuid_insn.
802 2007-11-10 Jakub Jelinek <jakub@redhat.com>
805 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
809 * tree-inline.h (copy_body_data): Add regimplify field.
810 * tree-inline.c (copy_body_r): Set id->regimplify to true
811 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
813 (copy_bb): Clear id->regimplify before walk_tree, if it is
814 set afterwards, regimplify the whole statement.
816 PR tree-optimization/33680
817 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
818 if the added cast involves variable length types.
820 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
821 Maxim Kuvyrkov <maxim@codesourcery.com>
823 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
824 instead of TRUE_BARRIER for jumps. Add register dependencies
825 even when reg_pending_barrier is set.
827 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
829 * haifa-sched.c (haifa_classify_insn): Rename to ...
830 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
831 handle PARALLELs by recursing. Use it ...
832 (haifa_classify_insn): ... here. Reimplement.
834 2007-11-09 Richard Guenther <rguenther@suse.de>
836 * bitmap.h (bitmap_single_bit_set_p): Declare.
837 * bitmap.c (bitmap_single_bit_set_p): New function.
838 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
839 (maybe_create_global_var): Use bitmap_empty_p.
841 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
842 Jakub Jelinek <jakub@redhat.com>
844 PR rtl-optimization/34012
845 * fwprop.c (try_fwprop_subst): Do not replace if the new
846 SET_SRC has a higher cost than the old one.
848 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
850 PR rtl-optimization/33732
851 * reload.c (push_reload): Check that the REG_DEAD note was referring
852 to a hardreg or to a pseudo that has been assigned exactly one hardreg
853 before considering it in order to select the reload register.
854 (combine_reloads): Likewise.
855 (find_dummy_reload): Likewise.
857 2007-11-09 Richard Guenther <rguenther@suse.de>
859 * tree-flow.h (struct ptr_info_def): Make escape_mask a
861 (struct ptr_info_def): Likewise.
862 (enum escape_type): Also use bit zero.
864 2007-11-09 Richard Guenther <rguenther@suse.de>
866 PR tree-optimization/33604
867 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
868 Disregard changes in CV qualifiers of pointed to types for
869 forward propagating ADDR_EXPRs.
870 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
873 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
875 * dse.c (find_shift_sequence): Always choose an integer mode for
877 (replace_read): Require both the read and store mode to be
878 integer ones. Remove a then-redundant FLOAT_P check.
880 2007-11-08 Richard Guenther <rguenther@suse.de>
882 * tree-dfa.c (remove_referenced_var): If removing a
883 variable which has subvars, also remove those from
884 the referenced vars. Do not create a variable annotation.
886 2007-11-08 Bob Wilson <bob.wilson@acm.org>
888 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
889 argument for gen_entry calls.
890 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
891 (entry): Use the new attribute value. Remove unused first operand.
893 2007-11-08 Tom Tromey <tromey@redhat.com>
895 * c-parser.c (c_parser_translation_unit): Use location in error.
896 (c_parser_external_declaration): Likewise.
897 (c_parser_declaration_or_fndef): Likewise.
898 (c_parser_enum_specifier): Likewise.
899 (c_parser_struct_or_union_specifier): Likewise.
900 (c_parser_struct_declaration): Likewise.
901 (c_parser_typeof_specifier): Likewise.
902 (c_parser_parms_list_declarator): Likewise.
903 (c_parser_asm_string_literal): Likewise.
904 (c_parser_braced_init): Likewise.
905 (c_parser_initelt): Likewise.
906 (c_parser_compound_statement_nostart): Likewise.
907 (c_parser_statement_after_labels): Likewise.
908 (c_parser_do_statement): Likewise.
909 (c_parser_asm_statement): Likewise.
910 (c_parser_conditional_expression): Likewise.
911 (c_parser_unary_expression): Likewise.
912 (c_parser_sizeof_expression): Likewise.
913 (c_parser_postfix_expression): Likewise.
914 (c_parser_postfix_expression_after_paren_type): Likewise.
915 (c_parser_objc_class_instance_variables): Likewise.
916 (c_parser_objc_method_definition): Likewise.
917 (c_parser_objc_methodprotolist): Likewise.
918 (c_parser_pragma): Likewise.
919 (c_parser_omp_clause_num_threads): Likewise.
920 (c_parser_omp_clause_schedule): Likewise.
921 (c_parser_omp_all_clauses): Likewise.
922 (c_parser_omp_sections_scope): Likewise.
923 (c_parser_label): Use location of label, not colon.
925 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
928 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
931 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
934 * ipa-pure-const.c (static_execute): Added code to keep recursive
935 functions from being marked as pure or const.
936 * ipa-utils.c (searchc): Fixed comment.
938 2007-11-08 Tom Tromey <tromey@redhat.com>
940 * common.opt (fshow-column): Default to 0.
941 * configure: Rebuilt.
942 * configure.ac (--enable-mapped-location): Default to 'yes'.
944 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
946 * common.opt: Add pointer to doc/options.texi.
947 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
948 -fipa-reference): Add or correct doc. Sorted options list for -Os
951 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
954 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
955 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
956 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
957 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
958 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
959 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
960 to TARGET_BIG_ENDIAN_DEFAULT.
961 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
962 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
963 to TARGET_BIG_ENDIAN_DEFAULT.
965 2007-11-07 Diego Novillo <dnovillo@google.com>
967 * tree.h (struct tree_struct_field_tag): Move field
969 (struct tree_memory_tag): ... here.
971 2007-11-07 Diego Novillo <dnovillo@google.com>
974 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
975 (SFT_IN_NESTED_STRUCT): Define.
976 * tree-dfa.c (dump_subvars_for): Show offset of each
978 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
979 * tree-ssa-structalias.c (struct variable_info): Likewise.
980 (push_fields_onto_fieldstack): If OFFSET is positive,
981 set in_nested_struct.
982 (create_variable_info_for): Copy setting of
983 in_nested_struct from the field offset object.
984 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
985 variable info object.
986 * tree-ssa-operands.c (add_vars_for_offset): If VAR
987 belongs to a nested structure, adjust OFFSET by
990 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
992 PR rtl-optimization/33737
993 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
994 target block after computing the probabilities of outgoing edges.
995 Cap the frequency to BB_FREQ_MAX.
996 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
997 frequency of the basic block if it has been reused.
999 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1001 PR rtl-optimization/33822
1002 * rtl.h (REG_OFFSET): Fix comment.
1003 * var-tracking.c (INT_MEM_OFFSET): New macro.
1004 (var_mem_set): Use it.
1005 (var_mem_delete_and_set): Likewise.
1006 (var_mem_delete): Likewise.
1007 (same_variable_part_p): Likewise.
1008 (vt_get_decl_and_offset): Likewise.
1009 (offset_valid_for_tracked_p): New predicate.
1010 (count_uses): Do not track locations with invalid offsets.
1011 (add_uses): Likewise.
1012 (add_stores): Likewise.
1014 2007-11-07 Tom Tromey <tromey@redhat.com>
1016 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1017 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1019 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1020 Andrey Belevantsev <abel@ispras.ru>
1022 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1023 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1024 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1025 Save calculated max_asap in it.
1026 (sms_schedule): Calculate maxii using max_asap.
1028 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1030 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1031 with -mhard-dfp/-mno-hard-dfp.
1033 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1034 Jakub Jelinek <jakub@redhat.com>
1037 * haifa-sched.c (check_sched_flags): Remove.
1038 (sched_init): Don't call it.
1040 2007-11-06 Diego Novillo <dnovillo@google.com>
1042 * tree-flow.h (struct fieldoff): Reformat comment.
1044 * tree-ssa-operands.c: Tidy top-level comments.
1045 (add_vop): Likewise.
1046 (add_vars_for_offset): Tidy parameter formatting..
1047 (get_addr_dereference_operands): Likewise.
1048 (get_indirect_ref_operands): Likewise.
1049 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1050 <OMP_ATOMIC_STORE>: Likewise.
1052 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1055 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1056 GCC_VERSION which is always defined.
1058 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1061 * reload1.c (find_reloads): Also check in_reg when handling a
1062 simple move with an input reload and a destination of a hard
1065 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1067 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1068 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1069 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1070 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1071 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1072 (m68k_sched_attr_type2): New function.
1073 (sched_adjust_cost_state): New static variable.
1074 (m68k_sched_adjust_cost): New static function implementing
1076 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1077 New static variables.
1078 (m68k_sched_variable_issue): New static function implementing
1080 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1081 (sched_dump_split_class): New static function.
1082 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1084 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1085 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1086 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1087 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1090 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1091 (CPU_UNITS_QUERY): Define.
1093 * config/m68k/cf.md: New file.
1094 * config/m68k/m68.md (cf.md): New include.
1096 2007-11-06 Tom Tromey <tromey@redhat.com>
1098 PR c++/32256, PR c++/32368:
1099 * function.c (saved_in_system_header): New global.
1100 (push_cfun): Save in_system_header.
1101 (pop_cfun): Restore in_system_header.
1102 (push_struct_function): Save in_system_header.
1104 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1108 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1109 (complete_array_type): Set canonical type appropriately.
1110 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1111 C and C++ front ends now have different versions of this function,
1112 because the C++ version needs to maintain canonical types here.
1114 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1116 * tree-parloops.c (reduction_info): Remove reduction_init field.
1117 (initialize_reductions): Remove creation of the reduction_init variable.
1118 (struct data_arg): Remove.
1119 (add_field_for_reduction, create_stores_for_reduction): New functions.
1120 (add_field_for_name): Remove reduction handling.
1121 (separate_decls_in_loop): Call add_field_for_reduction,
1122 create_stores_for_reduction.
1124 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1126 PR tree-optimization/33458
1127 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1128 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1130 PR tree-optimization/33993
1131 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1132 rather than build_constructor_from_list if all list values are
1134 (get_initial_def_for_induction): Use build_vector instead of
1135 build_constructor_from_list.
1137 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1140 * tree.h (DECL_INIT_PRIORITY): Do not require
1141 DECL_HAS_INIT_PRIORITY_P.
1142 (DECL_FINI_PRIORITY): Likewise.
1143 * tree.c (decl_init_priority_lookup): Remove assert.
1144 (decl_fini_priority_insert): Likewise.
1145 * cgraphunit.c (static_ctors): Make it a VEC.
1146 (static_dtors): Likewise.
1147 (record_cdtor_fn): Adjust accordingly.
1148 (build_cdtor): Generate multiple functions for each initialization
1150 (compare_ctor): New function.
1151 (compare_dtor): Likewise.
1152 (cgraph_build_cdtor_fns): Sort the functions by priority before
1153 calling build_cdtor.
1154 (cgraph_build_static_cdtor): Put the priority in the function's
1157 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1160 * common.opt: Add shared and pie.
1162 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1164 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1165 replace references to virtual_stack_vars_rtx in goto_handler.
1167 2007-11-05 Paul Brook <paul@codesourcery.com>
1169 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1170 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1171 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1172 arm_lang_output_object_attributes_hook.
1173 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1174 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1175 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1177 * config/arm/t-arm.c (arm.o): New rule.
1178 * config/arm/arm-c.c: New file.
1180 2007-11-05 Nick Clifton <nickc@redhat.com>
1181 Sebastian Pop <sebastian.pop@amd.com>
1183 PR tree-optimization/32540
1184 PR tree-optimization/33922
1185 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1186 * tree-ssa-pre.c: Include params.h.
1187 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1188 to limit the maximum length of the PA set for a given block.
1189 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1190 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1192 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1194 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1195 __fixunssfDI): Make return type unsigned.
1196 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1197 __fixunssfDI): Make return type unsigned.
1199 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1201 PR tree-optimization/33856
1202 * tree-data-ref.c (get_references_in_stmt): Don't add
1203 REFERENCE_CLASS_P trees to references vector if get_base_address
1204 returns NULL on them.
1206 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1208 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1210 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1213 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1214 for TRUTH_NOT_EXPR to type.
1216 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1218 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1220 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1223 * dwarf2out.c (add_calling_convention_attribute): Change
1224 second argument. Set calling convention to DW_CC_program for
1225 Fortran main program.
1226 (gen_subprogram_die): Adjust to new prototype for
1227 add_calling_convention_attribute.
1229 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1231 PR tree-optimization/33987
1232 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1234 (vectorizable_reduction): Add type check.
1236 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1239 * c-parser.c (c_parser_statement_after_labels): Error if a
1240 declaration is parsed after a label.
1242 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1245 * reorg.c (emit_delay_sequence): Do not clear the locator on
1246 the jump instruction.
1248 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1251 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1252 current sched region.
1254 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1256 * config/ia64/ia64.c (struct reg_write_state): Change into
1257 unsigned short bitfields rather than unsigned int, decrease
1258 first_pred to just 10 bits.
1259 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1260 into two char array.
1261 (rws_insn_set, rws_insn_test): New functions.
1262 (in_safe_group_barrier): New variable.
1263 (rws_update): Remove first argument, always set rws_sum array.
1264 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1265 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1267 (rtx_needs_barrier): Use rws_insn_test macro.
1268 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1269 instead set/clear in_safe_group_barrier flag.
1271 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1273 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1274 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1275 pointer or frame pointer.
1276 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1277 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1278 (DWARF2_UNWIND_INFO): Define.
1279 (INCOMING_RETURN_ADDR_RTX): Define.
1280 (DWARF_FRAME_RETURN_COLUMN): Define.
1282 2007-11-02 Tom Tromey <tromey@redhat.com>
1284 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1287 2007-11-02 Diego Novillo <dnovillo@google.com>
1289 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1290 argument from function pointer ANALYZE_EXPR. Update all
1292 * cgraph.c (debug_cgraph_node): New.
1293 (debug_cgraph): New.
1295 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1297 PR rtl-optimization/33648
1298 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1299 the newly created basic block.
1301 2007-11-01 Richard Guenther <rguenther@suse.de>
1303 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1305 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1307 PR rtl-optimization/33828
1308 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1309 of VBEIN and VBEOUT.
1311 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1313 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1314 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1315 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1317 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1319 * gcc.c (getenv_spec_function): Escape the environment variable's
1322 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1324 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1325 show that CSE means common subexpression elimination. Change wording
1326 for -fsee and define LCM. Remove capitalization of optimizations
1327 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1329 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1332 * doc/sourcebuild.texi (Test Directives): Document that xfail
1333 has no effect for dg-do except when dg-do-what is "run".
1335 2007-11-01 Tom Tromey <tromey@redhat.com>
1337 * c-decl.c (grokdeclarator): Set decl source locations.
1338 * c-parser.c (c_parser_enum_specifier): Set location.
1339 (c_parser_struct_or_union_specifier): Likewise.
1341 2007-11-01 Tom Tromey <tromey@redhat.com>
1343 * print-tree.c (print_node): Print column number.
1345 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1348 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1349 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1350 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1352 PR rtl-optimization/33673
1353 * gcse.c (cprop_jump): If a conditional jump has been optimized
1354 into unconditional jump, make the remaining normal edge fallthru
1355 and delete the jump insn.
1357 2007-11-01 Ben Elliston <bje@au.ibm.com>
1359 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1360 (set_mem_attrs_from_reg): Likewise.
1362 2007-11-01 Michael Matz <matz@suse.de>
1364 PR tree-optimization/33961
1365 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1366 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1367 (add_or_mark_expr): New argument 'store', using it to search
1369 (nt_init_block): Adjust calls to add_or_mark_expr.
1371 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1374 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1375 for the first push_operand.
1377 2007-10-31 Revital Eres <eres@il.ibm.com>
1379 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1380 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1381 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1382 movmisalignv2sf, vcondv2sf): New.
1383 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1384 UNSPEC_EXTODD_V2SF): Define new constants.
1385 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1386 paired_emit_vector_cond_expr): New.
1387 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1388 * config/rs6000/rs6000.c (paired_expand_vector_move,
1389 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1391 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1393 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1395 PR tree-optimization/32377
1396 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1397 work also for unknown number of iterations.
1398 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1399 number of iterations is not known.
1401 2007-10-31 Richard Guenther <rguenther@suse.de>
1404 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1405 new undefined integer overflow.
1406 (fold_binary): Avoid useless conversion.
1408 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1411 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
1414 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1416 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1418 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1419 with -mhard-dfp/-mno-hard-dfp.
1420 * config/s390/s390.opt: Likewise.
1421 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1424 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1426 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1428 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1430 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1431 optimization options.
1432 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1433 enabled by -O. Document -fdce and -fdse.
1435 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1438 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1439 convert second operand of COMPOUND_EXPR to the original type of
1442 2007-10-30 Richard Guenther <rguenther@suse.de>
1444 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1445 of loop adding SFTs as virtual operands.
1447 2007-10-30 Richard Guenther <rguenther@suse.de>
1449 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1451 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1453 PR tree-optimization/32893
1454 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1455 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1457 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1459 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1461 (sub_ddmmss): Likewise.
1462 (umul_ppmm): Likewise.
1463 (udiv_qrnnd): Likewise.
1465 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1468 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1469 directives must come before dg-additional-sources.
1471 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1473 PR tree-optimization/33723
1474 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1475 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1477 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1479 PR tree-optimization/33614
1480 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1481 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1482 initializer constants.
1484 2007-10-29 Richard Guenther <rguenther@suse.de>
1486 PR tree-optimization/33870
1487 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1488 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1491 2007-10-29 Richard Guenther <rguenther@suse.de>
1493 * passes.c (init_optimization_passes): Exchange store_copy_prop
1495 * tree-pass.h (pass_store_copy_prop): Remove.
1496 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1497 (stmt_may_generate-copy): Do not handle store_copy_prop.
1498 (get_copy_of_val): Likewise.
1499 (set_copy_of_val): Likewise.
1500 (copy_prop_visit_assignment): Likewise.
1501 (copy_prop_visit_stmt): Likewise.
1502 (copy_prop_visit_phi_node): Likewise.
1503 (init_copy_prop): Likewise.
1504 (execute_copy_prop): Likewise.
1505 (do_copy_prop): Remove.
1506 (gate_store_copy_prop): Likewise.
1507 (store_copy_prop): Likewise.
1508 (pass_store_copy_prop): Likewise.
1509 (pass_copy_prop): Call execute_copy_prop.
1510 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1511 * common.opt (ftree-store-copy-prop): Mark obsolete.
1512 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1514 2007-10-29 Ian Lance Taylor <iant@google.com>
1516 * ifcvt.c (noce_can_store_speculate_p): New static function.
1517 (noce_process_if_block): Call it.
1518 (if_convert): Remove recompute_dominance parameter. Change all
1521 2007-10-29 Richard Guenther <rguenther@suse.de>
1523 * tree-flow-inline.h (get_subvar_at): Use binary search.
1524 (get_first_overlapping_subvar): New function to binary search
1525 for the first overlapping subvar.
1526 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1527 just handle adding subvars for a pointed-to subvar. Optimize
1528 and use get_first_overlapping_subvar.
1529 (add_vars_for_bitmap): Fold into single caller.
1530 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1531 and non pointed-to bits of add_vars_for_offset.
1533 2007-10-29 Revital Eres <eres@il.ibm.com>
1535 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1537 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1538 Zdenek Dvorak <ook@ucw.cz>
1541 reduction support for automatic parallelization.
1543 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1545 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1546 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1547 and OMP_ATOMIC_STORE.
1548 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1549 * gimple-low.c (lower_stmt): Same.
1550 * gimplify.c (gimplify_expr): Same.
1551 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1552 gimplify_omp_atomic_mutex): Remove.
1553 (gimplify_omp_atomic): Change it to simply gimplify the
1554 statement instead of expanding it.
1555 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1556 (expand_omp_atomic, expand_omp_atomic_pipeline,
1557 goa_stabilize_expr, expand_omp_atomic_mutex,
1558 expand_omp_atomic_fetch_op): New functions to implement
1559 expansion of OMP_ATOMIC.
1560 (expand_omp, build_omp_regions_1): Add support for
1561 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1562 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1564 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1566 * tree-parloops.c: add include to tree-vectorizer.h.
1567 (reduction_info): New structure for reduction.
1568 (reduction_list): New list to represent list of reductions per loop.
1569 (struct data_arg): New helper structure for reduction.
1570 (reduction_info_hash, reduction_info_eq, reduction_phi,
1571 initialize_reductions, create_call_for_reduction,
1572 create_phi_for_local_result, create_call_for_reduction_1,
1573 create_loads_for_reductions, create_final_loads_for_reduction):
1575 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1576 (separate_decls_in_loop_name): Support reduction variables.
1577 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1578 call create_loads_for_reduction for each reduction.
1579 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1581 (transform_to_exit_first_loop): Add reduction support, add
1582 reduction_list parameter.
1583 (gen_parallel_loop): Add reduction_list parameter. Add call
1584 separate_decls_in_loop with
1585 the new argument. Traverse reductions and call
1586 initialize_reductions, create_call_for_reduction.
1587 (parallelize_loops): Create and delete the reduction list.
1588 (add_field_for_name): Change use of data parameter. Add fields for
1590 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1591 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1592 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1593 * tree-inline.c (estimate_num_insns_1): add cases for
1594 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1595 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1596 * tree-ssa-operands.c (get_addr_dereference_operands):
1597 New function. Subroutine of get_indirect_ref_operands.
1598 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1599 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1602 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1604 * config/cris/cris.c: Include df.h.
1605 (cris_address_cost): Add gcc_assert for canonicalization
1606 assumptions. For PLUS with MULT or register, correct
1607 test for register in other arm. Tweak comments.
1609 2007-10-28 Richard Guenther <rguenther@suse.de>
1611 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1612 telling if the var is to be treated as points-to location.
1613 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1614 (add_virtual_operand): Only recurse into MPTs if aliases
1617 2007-10-28 Richard Guenther <rguenther@suse.de>
1619 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1620 (add_vars_for_bitmap): Do not recurse further. Only add vars
1621 for pointed-to SFTs.
1622 (add_virtual_operand): Re-instantiate loop to add operands for
1623 aliases. Recurse into MPTs.
1624 (get_indirect_ref_operands): If we fall back to use a pointers
1625 SMT, make sure to not prune based on the access offset and size.
1627 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1630 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1631 the eh information on the statement.
1633 2007-10-28 Richard Guenther <rguenther@suse.de>
1635 * tree-flow.h (subvar_t): Make it a VEC.
1636 (struct subvar): Remove.
1637 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1638 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1640 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1641 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1642 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1643 (set_initial_properties): Likewise.
1644 (setup_pointers_and_addressables): Likewise.
1645 (new_type_alias): Likewise.
1646 (create_overlap_variables_for): Likewise.
1647 * tree-dfa.c (dump_subvars_for): Likewise.
1648 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1649 (get_expr_operands): Likewise.
1650 (add_to_addressable_set): Likewise.
1651 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1653 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1655 PR tree-optimization/33920
1656 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1657 successor bb to true when predecessor bb has NULL predicate.
1658 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1660 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1662 * config/mips/mips.md: Add combiner patterns for DImode extensions
1663 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1666 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1669 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1671 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1673 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1674 LIBCALL notes if they are about to be moved to the same insn.
1676 2007-10-27 Richard Guenther <rguenther@suse.de>
1678 PR tree-optimization/33870
1679 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1680 duplication. Remove redundant call to access_can_touch_variable.
1681 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1682 (add_virtual_operand): Use it.
1684 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1687 * pa.h (ASM_PN_FORMAT): Delete define.
1689 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1691 * doc/invoke.texi (Option Summary, optimizations): Remove
1692 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1693 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1694 -fsplit-wide-types to match later entry. Break up a long line.
1695 (Option Summary, code gen options) Add -fno-stack-limit. Add
1696 missing @gol to the end of a line.
1697 (Optimization Options): Remove -fbounds-check, which is also
1698 documented under Code Generation Options. Remove =n from
1699 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1700 to -fcprop-registers to match other options, and say when it is
1701 enabled rather than disabled. Remove extra index entry for
1702 -fno-cx-limited-range. Add index entries for -fstack-protector
1703 and -fstack-protector-all.
1704 (Code Gen Options): Add index entry for -ftls-model.
1706 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1708 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1709 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1710 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1711 expand_epilogue, output_movhi): Don't handle 'main' function.
1712 (avr_attribute_table): Add 'OS_task' function attribute.
1713 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1715 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1716 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1718 * config/avr/avr.opt (minit-stack): Remove.
1720 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1722 * tree-nested.c (get_trampoline_type): Fix thinko.
1724 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1727 * tree.c (build_offset_type): Build canonical type based on the
1728 TYPE_MAIN_VARIANT of the base type.
1730 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1732 * reorg.c (emit_delay_sequence): Move insn locator from the
1733 first insn to the sequence.
1735 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1737 * ipa-pure-const.c (check_decl): Return immediately when
1738 pure_const_state has been set to IPA_NEITHER.
1740 2007-10-25 Ira Rosen <irar@il.ibm.com>
1742 PR tree-optimization/33833
1743 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1744 and convert init to sizetype in inner_base construction.
1746 2007-10-25 Richard Guenther <rguenther@suse.de>
1748 * tree-flow.h (mem_sym_stats): Remove.
1749 (dump_mem_sym_stats_for_var): Declare.
1750 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1751 (mem_sym_stats): Move ...
1752 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1753 (mem_sym_score): Rename from ...
1754 (pscore): ... this. Remove.
1755 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1756 not the frequencies.
1757 (compare_mp_info_entries): Make sort stable by disambiguating
1760 2007-10-25 Ira Rosen <irar@il.ibm.com>
1762 PR tree-optimization/33866
1763 * tree-vect-transform.c (vectorizable_store): Check operands of all
1764 the stmts in the group of strided accesses. Get def stmt type for each
1765 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1767 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1769 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1770 (Yt): Rename register constraint to Y2.
1771 * config/i386/sse.md: Use renamed register constraints.
1772 * config/i386/mmx.md: Ditto.
1773 * config/i386/i386.md: Ditto.
1775 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1777 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1779 2007-10-24 Chao-ying Fu <fu@mips.com>
1781 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1782 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1784 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1785 Olga Golovanevsky <olga@il.ibm.com>
1787 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1788 the compiler that wr.wrap and wr.domain are initialized in
1791 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1793 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1794 to print gcov_type values.
1796 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1798 * config/avr/avr.h: Do not include progmem_section definition when
1799 building with IN_TARGET_LIBS.
1801 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1804 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1805 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1806 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1807 (mips_orphaned_high_part_p: New functions.
1808 (mips_avoid_hazard): Don't check INSN_P here.
1809 (mips_avoid_hazards): Rename to...
1810 (mips_reorg_process_insns): ...this. Cope with
1811 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1812 or turn them into nops.
1813 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1814 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1815 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1816 (mips_override_options): Set flag_delayed_branch to 0.
1818 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1820 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1821 MIPS-specific implementation details.
1822 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1823 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1824 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1825 for targets with movmemsi.
1826 (MOVE_BY_PIECES_P): Define.
1827 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1828 (mips_block_move_loop): Add a bytes_per_iter argument.
1829 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1830 Update call to mips_block_move_loop.
1832 2007-10-24 Michael Matz <matz@suse.de>
1835 * var-tracking.c (variable_union): Don't break after one loop
1836 iteration but only when a difference is found.
1837 (dump_variable): Also print DECL_UID.
1839 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1841 * ipa-type-escape.h: Expose function
1842 is_array_access_through_pointer_and_index.
1844 (is_array_access_through_pointer_and_index):
1845 Add three new parameters. Add support of
1846 POINTER_PLUS_EXPR tree code.
1848 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1850 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1851 * tree-pass.h: Add pass_ipa_struct_reorg.
1852 * common.opt: Add ipa-struct-reorg flag.
1853 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1854 * passes.c: Add pass pass_ipa_struct_reorg.
1855 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1856 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1858 2007-10-24 Ira Rosen <irar@il.ibm.com>
1860 PR tree-optimization/33804
1861 * tree-vect-transform.c (vectorizable_operation): Remove the
1862 checks that the vectorization is worthwhile from the transformation
1865 2007-10-24 Ira Rosen <irar@il.ibm.com>
1867 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1868 vectype cannot be determined for the scalar type.
1869 (vect_analyze_slp_instance): Likewise.
1870 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1871 return type to bool. Return false if vectype cannot be determined
1872 for the scalar type.
1873 (vect_get_constant_vectors): Return false if vectype cannot be
1874 determined for the scalar type.
1875 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1876 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1877 vectorizable_reduction): Likewise.
1879 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1881 * config.gcc: For a FreeBSD target, parse the value of ${target}
1882 to determine the value of FBSD_MAJOR, instead of adding an
1883 explicit check for every possible FreeBSD major version.
1885 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1887 PR rtl-optimization/33846
1888 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1890 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1892 PR tree-optimization/33860
1893 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1894 interleaved accesses in case the dr is inside the inner-loop during
1895 outer-loop vectorization.
1897 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1899 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1900 Document MEM_POINTER. Replace mentions of "integrated"
1901 field with "return_val". Delete outdated stuff.
1903 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1905 * config/rs6000/rs6000.c (rs6000_override_options): Set
1906 rs6000_altivec_abi on AIX.
1907 (conditional_register_usage): Set VR20:31 fixed on AIX.
1909 2007-10-23 Richard Guenther <rguenther@suse.de>
1911 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1914 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1915 David S. Miller <davem@davemloft.net>
1917 * df-scan.c (df_get_call_refs): Mark global registers as both a
1918 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1920 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1922 PR tree-optimization/33834
1923 PR tree-optimization/33835
1924 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1925 stmts need to be checked for success seperately.
1926 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1927 Remove the check that stmt is not LIVE.
1928 (vectorizable_assignment, vectorizable_induction): Likewise.
1929 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1930 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1932 (vectorizable_live_operation): Check that op is not NULL.
1934 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1936 * doc/invoke.texi (Optimization Options): In the summary, show
1937 that the value for options -falign-jumps, -falign-labels,
1938 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1939 -fsched-stalled-insns-dep is optional. In the summary, show that
1940 -fsched-stalled-insns takes an optional argument and that
1941 -fparallelize-loops takes an argument. Add opindex for several
1942 optimization options, and fix typos in the opindex commands for
1943 several others. In the descriptions for -fsched-stalled-insns
1944 and -fsched-stalled-insns-dep, show the options with and without
1947 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1949 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1951 * config/avr/avr.h (LINK_SPEC): Likewise.
1952 (CRT_BINUTILS_SPECS): Likewsie.
1953 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1955 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1957 PR rtl-optimization/33644
1958 * cfgcleanup.c: Do not include dce.h.
1959 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1960 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1961 * dce.c (something_changed): Delete.
1962 (libcall_dead_p): New predicate.
1963 (delete_unmarked_insns): Use it to delete dead libcalls.
1964 Deal with REG_LIBCALL and REG_RETVAL notes.
1965 (prescan_libcall_for_dce): New function.
1966 (prescan_insns_for_dce): Use it to deal with libcalls.
1967 (mark_reg_dependencies): Do nothing special for libcalls.
1968 (dce_process_block): Likewise.
1969 (fast_dce): Delete unused local variable.
1970 (run_fast_dce): Do not return a value.
1971 * dce.h (struct df): Delete.
1972 (run_fast_dce): Adjust prototype.
1973 * optabs.c (libcall_id): Delete.
1974 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1975 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1976 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1977 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1978 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1979 notes instead of REG_LIBCALL_ID notes.
1980 * reg-notes.def (LIBCALL_ID): Delete.
1981 * Makefile.in (see.o): Add dce.h dependency.
1982 (cfgcleanup.o): Remove dce.h dependency.
1984 2007-10-22 Michael Matz <matz@suse.de>
1986 PR tree-optimization/33855
1987 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1990 2007-10-22 Ira Rosen <irar@il.ibm.com>
1992 PR tree-optimization/33854
1993 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1994 FLOAT_EXPR to the list of promotion operations.
1996 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2000 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2001 (print_reg): Print register prefix only with AT&T asm syntax.
2002 Support pc_rtx for RIP register.
2003 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2004 relative addressing. Always print segment register prefix with AT&T
2005 asm syntax and never with Intel asm syntax.
2006 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2007 Fix prefix for 16-byte XFmode operands.
2008 (output_addr_const_extra): Support Intel asm syntax.
2009 (x86_file_start): Don't use register prefix with Intel asm syntax.
2010 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2011 ("return_internal_long"): Fix Intel asm syntax output.
2012 ("set_got_rex64"): Support Intel asm syntax.
2013 ("set_rip_rex64"): Likewise.
2014 ("set_got_offset_rex64"): Likewise.
2015 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2017 ("*tls_global_dynamic_64"): Likewise.
2018 ("*tls_local_dynamic_base_64"): Likewise.
2019 ("*load_tp_si")("*load_tp_di"): Likewise.
2020 ("*add_tp_si")("*add_tp_di"): Likewise.
2021 ("*tls_dynamic_lea_64"): Likewise.
2022 ("*sibcall_value_1_rex64_v"): Likewise.
2023 ("stack_tls_protect_set_si"): Likewise.
2024 ("stack_tls_protect_set_di"): Likewise.
2025 ("stack_tls_protect_test_si"): Likewise.
2026 ("stack_tls_protect_test_di"): Likewise.
2027 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2029 ("*movv2sf_internal_rex64"): Likewise.
2030 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2031 (__get_cpuid_max): Likewise.
2033 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2035 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2036 the STRICT_P argument type "bool" rather than "int".
2037 (mips_legitimate_address_p): Likewise.
2038 (fp_register_operand, lo_operand): Delete.
2039 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2040 (mips_emit_scc): Rename to...
2041 (mips_expand_scc): ...this.
2042 (gen_conditional_branch): Rename to...
2043 (mips_expand_conditional_branch): ...this.
2044 (gen_conditional_move): Rename to...
2045 (mips_expand_conditional_move): ...this.
2046 (mips_gen_conditional_trap): Rename to...
2047 (mips_expand_conditional_trap): ...this and take an rtx code instead
2048 of an operands array.
2049 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2051 (mips_emit_fcc_reload): Rename to...
2052 (mips_expand_fcc_reload): ...this.
2053 (init_cumulative_args): Rename to...
2054 (mips_init_cumulative_args): ...this and remove the libname argument.
2055 (function_arg_advance): Rename to...
2056 (mips_function_arg_advance): ...this.
2057 (function_arg): Rename to...
2058 (mips_function_arg): ...this and use "rtx" instead of
2060 (function_arg_boundary): Rename to...
2061 (mips_function_arg_boundary): ...this.
2062 (mips_expand_unaligned_load): Rename to...
2063 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2064 and BITPOS arguments type "HOST_WIDE_INT".
2065 (mips_expand_unaligned_store): Rename to...
2066 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2067 and BITPOS arguments type "HOST_WIDE_INT".
2068 (override_options): Rename to...
2069 (mips_override_options): ...this.
2070 (print_operand): Rename to...
2071 (mips_print_operand): ...this.
2072 (print_operand_address): Rename to...
2073 (mips_print_operand_address): ...this.
2074 (mips_output_ascii): Remove the PREFIX argument.
2075 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2077 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2078 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2079 of "struct rtx_def *".
2080 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2082 (build_mips16_call_stub): Delete.
2083 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2084 (mips_use_ins_ext_p): Give the second and third arguments type
2085 "HOST_WIDE_INT" rather than "rtx".
2086 * config/mips/mips.h: Update after the above changes. Tweak comments
2088 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2089 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2090 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2091 element type from "char" to "bool".
2092 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2093 (mips_cpu_info_table): Delete.
2094 * config/mips/mips.md: Update after the above changes. Tweak some
2096 * config/mips/mips-ps-3d.md: Likewise.
2097 * config/mips/mips.c: Tweak comments and formatting.
2098 Use NULL-like macros rather than 0 in various places.
2099 (mips_section_threshold): Rename to...
2100 (mips_small_data_threshold): ...this and give it an unsigned type.
2101 (num_source_filenames): Remove explicit initialization.
2102 (sdb_label_count): Likewise.
2103 (sym_lineno): Delete.
2104 (set_noat): Make static.
2105 (mips_branch_likely): Likewise, and give it type "bool".
2106 (mips_isa_info): Rename to...
2107 (mips_isa_option_info): ...this.
2108 (mips_flag_delayed_branch): Rename to...
2109 (mips_base_delayed_branch): ...this.
2110 (mips_split_addresses): Delete.
2111 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2112 element type from "char" to "bool".
2113 (mips_regno_to_class): Add an explicit array size.
2114 (mips16_flipper): Change from type "int" to type "bool".
2115 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2116 (mips_tls_operand_p): Rename to...
2117 (mips_tls_symbol_p): ...this.
2118 (mips_global_symbol_p): Remove redundant "const".
2119 (mips_offset_within_alignment_p): Simplify.
2120 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2121 to STRICT_P and give it type bool.
2122 (mips_valid_base_register_p): Likewise.
2123 (mips_classify_address): Likewise.
2124 (mips_legitimate_address_p): Likewise.
2125 (mips16_unextended_reference_p): Take the offset as an
2126 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2127 (mips_const_insns): Use IN_RANGE.
2128 (mips_force_temporary): Remove an unnecessary copy_rtx.
2129 (mips16_gp_pseudo_reg): Simplify.
2130 (mips_split_symbol): Remove an unnecessary copy_rtx.
2131 (mips_legitimize_tls_address): Only create registers if we need them.
2132 (mips_legitimize_address): Use mips_split_plus.
2133 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2134 variable COST to NUM_OPS.
2135 (mips_legitimize_move): Use gen_lowpart.
2136 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2137 (m16_check_op): Use IN_RANGE.
2138 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2139 (mips_split_doubleword_move): Pass booleans to mips_subword.
2140 (mips_output_move): Store the mode in a local variable.
2141 Explicitly assert that this function does not deal with
2142 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2143 cases more consistent.
2144 (mips_relational_operand_ok_p): Rename to...
2145 (mips_int_order_operand_ok_p): ...this.
2146 (mips_canonicalize_comparison): Rename to...
2147 (mips_canonicalize_int_order_test): ...this.
2148 (mips_emit_int_relational): Rename to...
2149 (mips_emit_int_order_test): ...this. Store the mode in a local
2151 (mips_reverse_fp_cond_p): Rename to...
2152 (mips_reversed_fp_cond): ...this.
2153 (mips_emit_compare): Make the order of the statements more consistent.
2154 (mips_emit_scc): Rename to...
2155 (mips_expand_scc): ...this.
2156 (gen_conditional_branch): Rename to...
2157 (mips_expand_conditional_branch): ...this.
2158 (gen_conditional_move): Rename to...
2159 (mips_expand_conditional_move): ...this. Build the condition
2160 separately from the main pattern.
2161 (mips_gen_conditional_trap): Rename to...
2162 (mips_expand_conditional_trap): ...this and take an rtx code instead
2163 of an operands array. Simplify.
2164 (init_cumulative_args): Rename to...
2165 (mips_init_cumulative_args): ...this. Use memset rather than a
2166 copy from a zeroed static. Use prototype_p and stdarg_p.
2167 (mips_arg_info): Rename to...
2168 (mips_get_arg_info): ...this and put the INFO argument first.
2169 (function_arg): Rename to...
2170 (mips_function_arg): ...this and use "rtx" instead of
2171 "struct rtx_def *". Only split structures into chunks if
2172 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2173 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2174 comparison with REAL_TYPE. Rename local variable REG to REGNO
2175 and make it unsigned.
2176 (function_arg_advance): Rename to...
2177 (mips_function_arg_advance): ...this.
2178 (function_arg_boundary): Rename to...
2179 (mips_function_arg_boundary): ...this.
2180 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2182 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2183 comparison with REAL_TYPE.
2184 (mips_function_value): Remove the FUNC argument. Rename local
2185 variable UNSIGNEDP to UNSIGNED_P.
2186 (mips_return_in_memory): Use IN_RANGE.
2187 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2188 to FUNCTION_ARG_ADVANCE.
2189 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2190 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2191 SIZE and RSIZE if needed.
2192 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2194 (build_mips16_function_stub): Rename to...
2195 (mips16_build_function_stub): ...this.
2196 (build_mips16_call_stub): Rename to...
2197 (mips16_build_call_stub): ...this. Make static, and return a
2198 "bool" rather than an "int". Rename the ARG_SIZE argument to
2199 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2200 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2201 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2203 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2204 are not sibling ones.
2205 (mips_emit_fcc_reload): Rename to...
2206 (mips_expand_fcc_reload): ...this.
2207 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2209 (mips_expand_unaligned_load): Rename to...
2210 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2211 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2213 (mips_expand_unaligned_store): Rename to...
2214 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2215 and BITPOS arguments type "HOST_WIDE_INT".
2216 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2217 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2219 (mips_init_split_addresses): Replace with...
2220 (mips_split_addresses_p): ...this new function.
2221 (mips_init_relocs): Check mips_split_addresses_p () rather than
2222 mips_split_addresses. Always initialize mips_split_p with booleans.
2223 (print_operand_reloc): Rename to...
2224 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2226 (print_operand): Rename to...
2227 (mips_print_operand): ...this.
2228 (print_operand_address): Rename to...
2229 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2230 (mips_in_small_data_p): Simplify.
2231 (mips_output_ascii): Remove the PREFIX argument and "register"
2232 keywords. Use the STRING parameter directly and cast to
2234 (mips16e_collect_argument_save_p): Use IN_RANGE.
2235 (mips_function_has_gp_insn): Simplify.
2236 (mips_set_return_address): Use BITSET_P.
2237 (mips_restore_gp): Use a separate statement to pick the base
2239 (mips_output_function_prologue): Use a local FRAME variable.
2240 (mips_save_reg): Pass booleans to mips_subword.
2241 (mips_expand_prologue): Use a local FRAME variable. Use
2242 cprestore_size to detect when .cprestore is needed.
2243 (mips_restore_reg): Use GP_REG_FIRST.
2244 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2245 rather than "int". Use local FRAME and REGNO variables.
2246 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2247 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2249 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2250 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2251 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2252 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2253 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2254 (builtin_description): Rename to...
2255 (mips_builtin_description): ...this.
2256 (mips_bdesc): Rename to...
2257 (mips_ps_bdesc): ...this.
2258 (sb1_bdesc): Rename to...
2259 (mips_sb1_bdesc): ...this.
2260 (dsp_bdesc): Rename to...
2261 (mips_dsp_bdesc): ...this.
2262 (dsp_32only_bdesc): Rename to...
2263 (mips_dsp_32only_bdesc): ...this.
2264 (bdesc_map): Rename to...
2265 (mips_bdesc_map): ...this.
2266 (bdesc_arrays): Rename to...
2267 (mips_bdesc_arrays): ...this.
2268 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2269 Tweak error message.
2270 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2271 Rename local variables I and J to OPNO and ARGNO respectively.
2272 Assert that the number of arguments is no more than the number of
2274 (mips_expand_builtin_compare): Use an array of arguments rather
2275 than an array of operands. Assert that the number of operands is
2277 (add_constant): Rename to...
2278 (mips16_add_constant): ...this. Use XNEW.
2279 (dump_constants_1): Rename to...
2280 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2281 (dump_constants): Rename to...
2282 (mips16_emit_constants): ...this.
2283 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2284 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2285 Assign mips16_p to was_mips16_p.
2286 (mips_parse_cpu): Tweak warning message.
2287 (override_options): Rename to...
2288 (mips_override_options): ...this. Move the mips_cost initialization
2289 out of the "shared with GAS" block. Quote option names in error
2291 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2292 (mips_order_regs_for_local_alloc): Remove register keyword.
2294 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2296 * system.h (IN_RANGE): Cast each argument individually.
2298 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2300 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2301 MIPS16 code unless using o32 or o64.
2303 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2305 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2306 for modes smaller than 4 bytes.
2307 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2310 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2312 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2313 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2314 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2315 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2317 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2319 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2320 sibling calls to "mips16" functions if the function satisfies
2321 const_call_insn_operand.
2323 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2325 * config/mips/mips.c (mips_va_start): Fix types in calls
2328 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2330 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2333 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2335 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2336 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2337 instead of checking mips_isa.
2339 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2341 * doc/invoke.texi (-mpaired-single): Don't say that the option
2342 requires 64-bit code.
2343 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2344 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2345 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2346 V2SF if ISA_MIPS32R2.
2347 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2348 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2349 to ISA_HAS_NMADD_NMSUB.
2350 (mips_split_doubleword_move): Handle V2SF.
2351 (mips_modes_tieable_p): New function.
2352 (override_options): Report a warning rather than an error when
2353 -mpaired-single is used on ISAs that don't support it; use
2354 ISA_HAS_PAIRED_SINGLE to check that case.
2355 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2356 and DF move splitters with a single MOVE64 splitter, thereby adding
2357 a V2SF splitter too.
2358 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2359 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2360 (HALFMODE): Add V2SF.
2361 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2362 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2363 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2364 (movv2sf_hardfloat_32bit): New pattern.
2365 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2366 TARGET_DOUBLE_FLOAT conditions.
2368 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2370 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2371 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2372 64-bit register in 64-bit libgcc.
2374 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2376 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2377 * config/avr/avr.h (LINK_SPEC): Likewise.
2378 (CRT_BINUTILS_SPECS): Likewsie.
2379 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2381 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2383 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2384 and -Wfatal-errors together.
2386 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2389 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2390 change for vrsave, ie restore after frame pop.
2392 2007-10-19 David S. Miller <davem@davemloft.net>
2394 * config/sparc/niagara2.md: Fix copyright notice.
2396 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2398 PR tree-optimization/23820
2399 PR tree-optimization/24309
2400 PR tree-optimization/33766
2401 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2402 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2403 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2404 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2405 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2406 (linear_transform_loops): Use perfect_loop_nest_depth.
2407 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2408 should have a single condition: their exit.
2410 2007-10-19 Richard Guenther <rguenther@suse.de>
2414 * stor-layout.c (layout_type): Assert that aggregates do not
2415 have their alias sets set.
2416 * alias.c (get_alias_set): Return alias set zero for incomplete
2417 types, return the alias set of the element for incomplete array
2418 types, but do not remember these.
2420 2007-10-19 Richard Guenther <rguenther@suse.de>
2423 2007-10-19 Richard Guenther <rguenther@suse.de>
2426 * tree.c (build_array_type): Do not re-layout unbound array
2429 2007-10-19 Richard Guenther <rguenther@suse.de>
2432 * tree.c (build_array_type): Do not re-layout unbound array
2435 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2437 * config/mips/mips.c (mips_canonicalize_comparison): Check
2438 mips_relational_operand_ok_p before trying to rewrite the test.
2439 Only calculate PLUS_ONE if needed.
2440 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2443 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2445 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2448 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2450 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2451 the call uses the incoming value of $2.
2453 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2455 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2456 rather then gen_rtx_MEM.
2457 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2459 (mips_set_return_address): Likewise.
2460 (mips_restore_gp): Likewise.
2462 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2464 * config/mips/mips.c (gpr_mode): Delete.
2465 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2466 instead of gpr_mode.
2467 (mips_for_each_saved_reg): Likewise.
2468 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2469 (override_options): Don't initialize gpr_mode.
2470 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2472 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2474 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2476 (mips_class_max_nregs): Calculate the smallest consituent register
2477 size and use that to determine an upper bound on the number of
2480 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2482 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2484 (mips_expand_epilogue): ...here.
2485 (mips_mdebug_abi_name): New function, split out from...
2486 (mips_file_start): ...here.
2487 (mips_hard_regno_mode_ok_p): New function, split out from...
2488 (override_options): ...here.
2489 (mips_expand_builtin_1): New function, split out from...
2490 (mips_expand_buitin): ...here. Abort if we don't recognize
2493 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2495 * config/mips/mips.c (build_mips16_function_stub): Load the
2496 target address into $1 before transfering the arguments.
2497 Don't use ".set noreorder".
2498 (build_mips16_call_stub): Likewise.
2500 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2502 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2503 (mips_output_64bit_xfer): Likewise.
2504 (mips16_fp_args): Rename to...
2505 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2506 with a DIRECTION argument. Use mips_output_32bit_xfer and
2507 mips_output_64bit_xfer.
2508 (build_mips16_function_stub): Update accordingly.
2509 (mips16_fpret_double): Delete.
2510 (build_mips16_call_stub): Update after above changes.
2511 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2512 of mips16_fpret_double. Use GP_REG_RETURN.
2514 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2516 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2517 use asm_out_file instead.
2518 (build_mips16_function_stub): Likewise.
2519 (build_mips16_call_stub, mips_output_function_prologue): Update
2522 2007-10-18 David S. Miller <davem@davemloft.net>
2524 Add Niagara-2 support.
2525 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2526 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2527 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2528 (include): Add inclusion of niagara2.md
2529 * config/sparc/sparc.c (niagara2_costs): New.
2530 (sparc_override_options): Add niagara2 entry to cpu_default[]
2531 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2532 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2533 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2534 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2535 (sparc64_initialize_trampoline): Likewise.
2536 (sparc_use_sched_lookahead): Likewise.
2537 (sparc_issue_rate): Likewise.
2538 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2540 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2541 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2542 TARGET_CPU_niagara2.
2543 (PROCESSOR_NIAGARA2): New.
2544 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2545 (BRANCH_COST): Likewise.
2546 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2547 * config/sparc/sol2.h: Likewise.
2548 * config/sparc/niagara2.md: New file.
2550 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2552 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2554 (mips_compute_frame_info): Remove associated code.
2555 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2557 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2559 * config/mips/mips-protos.h (compute_frame_size): Delete.
2560 * config/mips/mips.h: Update comments.
2561 * config/mips/mips.c (mips_frame_info): Remove initialized.
2562 (compute_frame_size): Rename to...
2563 (mips_compute_frame_info): ...this and make static. Remove the
2564 SIZE argument and return no value. Remove the setting of initialized.
2565 Update rest of file accordingly.
2566 (mips_set_return_address): Don't call compute_frame_size.
2567 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2568 Don't call compute_frame_size.
2570 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2572 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2573 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2574 mips_hard_frame_pointer_required.
2575 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2576 large MIPS16 frames.
2577 * config/mips/mips.c (mips_frame_pointer_required): New function.
2579 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2581 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2582 and hard_frame_pointer_offset.
2583 (mips_debugger_offset): Use hard_frame_pointer_offset.
2584 (mips16e_collect_argument_save_p): Likewise.
2585 (compute_frame_size): Initialize arg_pointer_offset and
2586 hard_frame_pointer_offset.
2587 (mips_initial_elimination_offset): Use them.
2588 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2589 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2591 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2593 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2595 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2596 "unsigned int" rather than "int" and put them with the other
2597 register-related fields. Put expanded comments above fields
2598 rather than to their right.
2599 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2600 with a NUM_REGS_PTR argument.
2601 (mips16e_save_restore_pattern_p): Update accordingly.
2602 (compute_frame_size): Clarify frame diagram. Rewrite.
2604 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2606 * config/mips/mips-ftypes.def: New file.
2607 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2608 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2609 (mips_function_type): Redefine using mips-ftypes.def.
2610 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2611 (mips_builtin_vector_type): New function.
2612 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2613 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2614 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2615 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2617 (mips_build_function_type): New function.
2618 (mips_init_builtins): Use it to create types lazily.
2620 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2622 * config/mips/mips.h (set_volatile): Delete.
2623 * config/mips/mips.c (set_volatile): Delete.
2624 (mips_print_operand_punctuation): New function, split out from
2625 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2626 Use the same character ordering in the code and the comments.
2627 Use a recursive call to handle '*'. Abort on unknown characters.
2628 (mips_init_print_operand_punct): New function, split out from
2630 (mips_print_int_branch_condition): New function, split out from
2631 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2632 to report unexpected codes.
2633 (mips_print_float_branch_condition): New function, split out from
2634 print_operand. Use output_operand_lossage to report unexpected codes.
2635 (print_operand): Rework to use a case statement. Use the
2636 same letter ordering in the code and the comments. Use
2637 output_operand_lossage to report unexpected codes and
2638 reverse_condition to handle inverted branch conditions.
2639 (override_options): Use mips_init_print_operand_punct.
2641 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2643 * config/mips/mips.h: Move variable declarations to end of file and
2644 enclose them all in #ifndef USED_FOR_TARGET.
2645 * config/mips/mips.c: Reorder functions into more logical groups,
2646 and so that callees appear before callers. Put the targetm
2647 initializer at the end of the file. Remove forward static
2648 declarations where possible.
2649 (mips_init_builtins): Add "static" to definition.
2650 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2652 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2654 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2655 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2656 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2657 (mips_set_mips16_mode): Initialize min_anchor_offset and
2658 max_anchor_offset directly to constants.
2660 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2662 * config/mips/mips.c: Delete trailing whitespace.
2664 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2666 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2667 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2669 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2670 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2672 2007-10-18 David Daney <ddaney@avtrex.com>
2674 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2675 reg_offset variable to calculate register locations.
2677 2007-10-18 Richard Guenther <rguenther@suse.de>
2679 * tree-ssa.c (uid_ssaname_map_eq): New function.
2680 (uid_ssaname_map_has): Likewise.
2681 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2682 * tree-flow.h (struct gimple_df): Make default_defs a
2684 * tree-dfa.c (gimple_default_def): Deal with it.
2685 (set_default_def): Likewise.
2687 2007-10-18 Richard Guenther <rguenther@suse.de>
2689 * tree-flow.h (struct gimple_df): Make referenced_vars
2691 (uid_decl_map_eq): Declare.
2692 (uid_decl_map_hash): Likewise.
2693 * tree-ssa.c (uid_decl_map_eq): New function.
2694 (uid_decl_map_hash): Likewise.
2695 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2696 * tree-flow-inline.h (first_referenced_var): Deal with
2697 the referenced_vars representation change.
2698 (next_referenced_var): Likewise.
2699 * tree-dfa.c (referenced_var_lookup): Likewise.
2700 (referenced_var_check_and_insert): Likewise.
2701 (remove_referenced_var): Likewise.
2703 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2705 * config/mips/mips.c (mips_dwarf_register_span): New.
2706 (TARGET_DWARF_REGISTER_SPAN): Define.
2708 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2710 * config.gcc : update score-*-elf(extra_objs).
2711 * config/score/mac.md : Remove.
2712 * config/score/misc.md : Remove.
2713 * config/score/score7.md : Remove.
2714 * config/score/score-mdaux.h : Remove.
2715 * config/score/score-mdaux.c : Remove.
2716 * config/score/score-version.h : Remove.
2717 * config/score/score-generic.md : New.
2718 * config/score/score3.h : New.
2719 * config/score/score3.c : New.
2720 * config/score/score7.h : New.
2721 * config/score/score7.c : New.
2722 * config/score/mul-div.S : add flush_cache score3 support.
2723 * config/score/elf.h : Fix some typos.
2724 * config/score/score.md : merge score3 and score7 pattern.
2725 * config/score/score.c : use to seperate which target it used.
2726 * config/score/score.h : use to seperate the target macro.
2727 * config/score/score.opt : remove -mmac option , add -mscore3,
2728 -mscore3d and -march OPTION support.
2730 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2732 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2733 that the offset of a variable is not greater than the size
2736 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2738 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2739 atmega88p, atmega168p and atmega328p devices.
2740 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2741 (CRT_BINUTILS_SPECS): (Ditto.).
2742 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2744 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2746 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2748 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2749 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2750 (print_insn): Move declaration to ...
2751 * rtl.h (print_insn): ... here.
2753 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2755 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2756 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2757 m68k_sched_branch_type): Move declarations to ...
2758 * config/m68/m68k-protos.h: ... here.
2760 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2762 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2764 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2766 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2767 * config/avr/avr.h (LINK_SPEC): Likewise.
2768 (CRT_BINUTILS_SPECS): Likewsie.
2769 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2771 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2773 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2774 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2775 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2777 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2780 * reg-stack.c (move_for_stack_reg): Swap input argument of
2781 UNSPEC_TAN insn to the top of the stack.
2783 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2786 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2787 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2788 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2789 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2790 immediate shift value.
2791 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2792 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2793 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2794 Remove macros for !__OPTIMIZE__ case.
2796 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2798 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2800 (perform_var_substitution): Only DFS from real nodes. Don't test
2802 (unite_pointer_equivalences): Fix broken test.
2804 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2806 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2807 altivec sp_offset. Rearrange sp_offset assignments to
2808 correspond to stack adjustments. Use frame_reg_rtx for
2809 SPE register restores. Correct SPE stack adjustment.
2811 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2813 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2814 * toplev.c (check_global_declaration_1): Use appropriate warning
2815 option instead of unnamed warning.
2816 * stor-layout.c (layout_decl): Likewise.
2817 * c-typeck.c (build_conditional_expr): Likewise.
2818 (build_compound_expr): Fix wrong comment.
2819 (build_binary_op): Use appropriate warning option instead of
2821 * cfgexpand.c (tree_expand_cfg): Likewise.
2822 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2823 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2824 (execute_warn_function_return): Likewise.
2825 * stmt.c (warn_if_unused_value): Likewise.
2827 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2829 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2830 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2832 (CRT_BINUTILS_SPECS): Likewsie.
2833 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2835 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2838 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2840 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2842 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2843 (fini_dce): Only release them for the fast pass.
2844 (end_ud_dce): Delete.
2845 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2846 Call fini_dce instead of end_ud_dce.
2847 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2848 (run_fast_df_dce): Reset df_in_progress to false on exit.
2850 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2851 Maxim Kuvyrkov <maxim@codesourcery.com>
2853 * target.h (unspec_may_trap_p): New target hook.
2854 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2855 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2857 * targhooks.h (default_unspec_may_trap_p): Declare it.
2858 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2859 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2860 * rtl.h (may_trap_p_1): Declare.
2862 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2863 override default hook implementation.
2864 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2867 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2869 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2870 options enabled by Wextra and mention Wuninitialized.
2872 2007-10-15 Nigel Stephens <nigel@mips.com>
2874 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2876 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2878 PR tree-optimization/33136
2879 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2881 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2883 PR tree-optimization/33735
2884 PR tree-optimization/33572
2885 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2886 2007-10-09's change.
2887 * except.c (duplicate_eh_regions): Don't look for prev_try
2888 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2890 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2893 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2894 __builtin_va_arg_pack-containing call stmt.
2896 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2898 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2901 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2903 PR tree-optimization/33619
2904 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2907 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2909 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2911 2007-10-15 Richard Guenther <rguenther@suse.de>
2913 * fold-const.c (extract_array_ref): Remove.
2914 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2915 generic address expression comparison folding. Remove
2916 the folding that used extract_array_ref.
2918 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2921 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2922 speculation type of insn can be changed before trying to do that.
2924 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2926 * dse.c (struct insn_info): Add 'frame_read' field.
2927 (scan_insn): For the call to a const function, set frame_read if
2928 reload has been run.
2929 If the insn reads the frame, kill the frame related stores.
2930 (scan_reads_nospill): Likewise.
2932 2007-10-14 Jason Merrill <jason@redhat.com>
2934 * tree-eh.c (optimize_double_finally): Don't assume that the
2935 cleanup we're duplicating is only one statement.
2937 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2939 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2940 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2941 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2942 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2943 tree-vect-transform.c: Fix comment typos.
2944 * doc/extend.texi: Fix a typo.
2946 * c-common.h: Remove the prototype for c_expand_body.
2947 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2948 * tree.h: Remove the prototype for fold_build_call_expr.
2950 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2952 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2954 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2956 * config/rs6000/aix53.h: New file.
2957 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2958 (TARGET_ALTIVEC_ABI): Same.
2959 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2960 (TARGET_ALTIVEC_ABI): Delete.
2961 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2962 stanza defaulting to aix5.3.
2964 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2966 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2967 (strmov): Use defined constants.
2968 (cmpstrnsi): Likewise.
2969 * config/i386/i386.c (decide_alg): Use defined constants.
2970 (ix86_expand_strlen): Likewise.
2972 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2974 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2975 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2976 (mode_for_reg_attrs, var_lowpart): New functions.
2977 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2978 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2979 or copy is known, set LOC to the SET that performs the set, instead
2981 (find_src_status, find_src_set_src): Remove LOC parameter.
2982 Replace INSN with the source value.
2983 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2984 handling MO_SET and MO_COPY. Update the calls to find_src_status
2985 and find_src_set_src.
2987 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2990 * config/i386/i386.md (strmov): Check for esi and edi usage.
2991 * config/i386/i386.c (decide_alg): Check whether we can use a
2992 rep prefix and adjust algorithm choice accordingly.
2993 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2995 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2997 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2999 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3001 * global.c (build_insn_chain): Formatting fixes.
3003 2007-10-12 Richard Guenther <rguenther@suse.de>
3005 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3006 combining both operands require either both have single uses
3007 or combining to a constant.
3009 2007-10-12 Richard Guenther <rguenther@suse.de>
3012 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3013 a rhs with side-effects or which is a load.
3014 (forward_propagate_into_cond): Also try combining both operands.
3016 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3018 PR tree-optimization/33742
3019 * tree-vect-transform.c (vectorizable_operation): Return false
3020 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3021 (vectorizable_call): Same for rhs_type and lhs_type.
3023 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3025 PR tree-optimization/33645
3026 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3027 pass it to walk_tree.
3028 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3029 When calling set_is_used on a VAR_DECL, if data is not NULL and
3030 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3031 DECL_INITIAL after clearing the bit in bitmap.
3032 (remove_unused_locals): Adjust mark_all_vars_used callers.
3033 Instead of removing unused global vars from unexpanded_var_list
3034 immediately record them in bitmap, call mark_all_vars_used on
3035 all used global vars from unexpanded_var_list and only purge
3036 global vars that weren't found used even during that step.
3038 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3040 * gthr-posix.h (__gthread_active_init): Create detached instead of
3041 joinable thread when testing whether threads are active on hppa-hpux.
3042 * gthr-posix95.h (__gthread_active_init): Likewise.
3044 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3047 * global.c (build_insn_chain): Include insn that occur between
3050 2007-10-11 Tom Tromey <tromey@redhat.com>
3052 * gengtype-yacc.y: Delete.
3054 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3056 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3057 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3058 function_value_32, function_value_64, function_value_ms_64,
3059 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3060 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3063 2007-10-11 Richard Guenther <rguenther@suse.de>
3065 * gcse.c (hash_scan_set): If the next nonnote insn is in
3066 a different basic block insert the set.
3068 2007-10-11 Richard Guenther <rguenther@suse.de>
3071 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3072 (verify_gimple_expr): Use it to verify pointer-to types for
3075 2007-10-11 Richard Guenther <rguenther@suse.de>
3078 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3079 the array element type.
3081 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3083 PR rtl-optimization/33638
3084 * dse.c (struct insn_info): Remove 'stack_read' field,
3085 add 'stack_pointer_based' field.
3086 (record_store): For a store with non-constant base, record
3087 whether it is stack pointer based.
3088 (scan_insn): For the call to a const function, remove stack
3089 pointer based stores from the list of local active stores.
3090 (scan_reads_nospill): Delete code dealing with const functions.
3092 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3094 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3096 (conflict_p, set_conflict, set_conflicts): Likewise.
3097 * global.c (global_alloc): Likewise.
3098 * ra.h: Update prototypes.
3100 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3102 * opth-gen.awk: Fixed generation of comment stating the origin
3105 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3108 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3109 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3110 and '%}', respectively.
3113 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3114 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3115 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3117 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3121 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3122 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3123 syntax for ASSEMBLER_DIALECT.
3124 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3126 2007-10-10 Revital Eres <eres@il.ibm.com>
3128 * modulo-sched.c (check_nodes_order): Dump the final order of
3130 (get_sched_window): Add dump info.
3131 (calculate_order_params): Dump order params of the nodes.
3133 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3136 * ra-conflict.c (record_one_conflict_between_regnos,
3137 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3138 (global_conflicts): Enhanced incorrect check.
3140 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3142 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3143 if flag_exceptions is not set.
3144 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3145 assemble_name rather than incorrectly emulating it.
3147 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3148 friends are removed from G++.
3150 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3152 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3153 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3154 enabling them is redundant. Don't check two times for
3157 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3159 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3161 (set_conflicts_for_earlyclobber): Likewise.
3162 (global_conflicts): Likewise.
3164 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3166 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3167 and '%}', respectively.
3169 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3171 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3172 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3174 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3177 2007-10-09 Richard Guenther <rguenther@suse.de>
3180 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3181 of referenced structure and component.
3183 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3186 * ra-conflict.c (record_one_conflict_between_regnos,
3187 set_conflicts_for_earlyclobber, global_conflicts): Improved
3189 (global_conflicts): Removed incorrect check.
3191 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3193 PR tree-optimization/33615
3194 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3195 if the statement might throw. Fix formatting.
3197 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3199 PR tree-optimization/33615
3200 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3201 if the rhs might throw.
3203 2007-10-09 Jan Hubicka <jh@suse.cz>
3205 * invoke.texi (align-threshold, align-loop-iterations): Document.
3206 * final.c: Include cfgloop.h, params.h
3207 (compute_alignments): Dump decisions and compare them with loop
3208 structure; honor given parameters.
3209 (pass_compute_alignments): New dump file.
3210 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3211 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3213 2007-10-09 James E. Wilson <wilson@specifix.com>
3215 PR tree-optimization/33655
3217 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3218 convert it to bitsizetype before size_binop call.
3220 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3222 PR tree-optimization/33572
3223 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3224 the absence of a corresponding edge from the exit block.
3226 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3229 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3231 (sra_build_assignment): Likewise. Set up mask depending on
3232 precision, not type.
3233 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3234 computing bit masks.
3235 (sra_build_elt_assignment): Don't view-convert from signed to
3237 (sra_explode_bitfield_assignment): Use bit-field type if
3238 possible. Use BYTES_BIG_ENDIAN.
3240 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3243 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3244 the original stmt can throw.
3245 (sra_build_bf_assignment): Fix type mismatch when applying negated
3248 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3250 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3251 '#pragma mark' to be executed at preprocessing time.
3253 2007-10-08 Ollie Wild <aaw@google.com>
3255 * varasm.c (compare_constant): Removed call to
3256 lang_hooks.expand_constant.
3257 (copy_constants): Removed call to lang_hooks.expand_constant.
3258 (compute_reloc_for_constant): Removed call to
3259 lang_hooks.expand_constant.
3260 (output_addressed_constants): Removed call to
3261 lang_hooks.expand_constant.
3262 (constructor_static_from_elts_p): Removed call to
3263 lang_hooks.expand_constant.
3264 (output_constant): Removed calls to lang_hooks.expand_constant.
3265 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3266 * langhooks-def.h (lhd_return_tree): Removed.
3267 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3268 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3269 * langhooks.c (lhd_return_tree): Removed.
3271 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3273 * combine.c (setup_incoming_promotions): Ensure that
3274 arguments that have not undergone mode promotions do not
3275 incorrectly get marked as being sign- or zero-extended.
3277 2007-10-08 Richard Guenther <rguenther@suse.de>
3282 * fold-const.c (fold_binary): Use correct types in folding
3283 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3284 and building of RROTATE_EXPR.
3286 2007-10-08 Richard Guenther <rguenther@suse.de>
3291 * fold-const.c (fold_binary): Use the correct types when
3292 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3293 (fold_binary): Use the correct types when folding
3294 (-A) - B to (-B) - A.
3295 (fold_unary): Use the correct types when folding ~(X).
3297 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3299 * doc/invoke.texi (Wall): fix formatting issues.
3301 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3303 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3304 truncated shift counts.
3306 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3308 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3309 syntax for ASSEMBLER_DIALECT.
3310 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3312 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3313 Nathan Froyd <froydnj@codesourcery.com>
3315 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3316 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3318 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3321 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3323 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3324 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3325 the function, temporarily point the debug interface to the null one.
3327 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3329 PR tree-optimization/33655
3331 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3334 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3336 PR tree-optimization/33572
3337 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3338 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3339 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3341 (copy_edges_for_bb): Handle nonlocal label edges.
3342 (make_nonlocal_label_edges): Deleted.
3343 (optimize_inline_calls): Don't call it.
3345 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3347 * gthr-single.h: Revert last change.
3349 2007-10-05 Michael Matz <matz@suse.de>
3352 * lower-subreg.c (decompose_multiword_subregs): Use
3353 validate_unshare_change().
3355 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3357 * ra-conflict.c: Include "sparseset.h".
3358 (conflicts): Change to HOST_WIDEST_FAST_INT.
3359 (allocnos_live): Redefine variable as a sparseset.
3360 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3362 (allocno_row_words): Removed global variable.
3363 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3364 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3365 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3366 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3368 (record_one_conflict): Update uses of allocnos_live to use
3369 the sparseset routines. Use set_conflicts_p.
3370 (mark_reg_store): Likewise.
3371 (set_reg_in_live): Likewise.
3372 (global_conflicts): Update uses of allocnos_live.
3373 Use the new adjacency list to visit an allocno's neighbors
3374 rather than iterating over all possible allocnos.
3375 Call set_conflicts_p to setup conflicts rather than adding
3377 * global.c: Comments updated.
3378 (CONFLICTP): Delete define.
3379 (regno_compare): New function. Add prototype.
3380 (global_alloc): Sort the allocno to regno mapping according to
3381 which basic blocks the regnos are referenced in. Modify the
3382 conflict bit matrix to a compressed triangular bitmatrix.
3383 Only allocate the conflict bit matrix and adjacency lists if
3384 we are actually going to allocate something.
3385 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3386 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3387 allocno's neighbors rather than iterating over all possible allocnos.
3388 (mirror_conflicts): Removed function.
3389 (dump_conflicts): Iterate over regnos rather than allocnos so
3390 that all dump output will be sorted by regno number.
3391 Use the FOR_EACH_CONFLICT macro.
3392 * ra.h: Comments updated.
3393 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3394 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3396 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3397 (adjacency_list_d, adjacency_iterator_d): New types.
3398 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3399 adjacency_iter_next, regno_basic_block): New static inline functions.
3400 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3401 (conflict_p): Add function prototype.
3402 * sparseset.h, sparseset.c: New files.
3403 * Makefile.in (OBJS-common): Add sparseset.o.
3404 (sparseset.o): New rule.
3406 2007-10-05 Richard Guenther <rguenther@suse.de>
3409 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3412 2007-10-05 Michael Matz <matz@suse.de>
3415 * function.c (match_asm_constraints_1): Check for input
3416 being used in the outputs.
3418 2007-10-05 Richard Guenther <rguenther@suse.de>
3420 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3422 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3425 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3426 subset checks. Make the cost of FPR -> FPR moves depend on
3427 mips_mode_ok_for_mov_fmt_p.
3429 2007-10-04 Doug Kwan <dougkwan@google.com>
3431 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3432 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3433 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3434 support of conditional variables.
3435 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3436 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3437 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3438 support of conditional variables.
3439 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3440 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3441 conditional variables.
3442 * gthr.h: Update comments to document new interface.
3444 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3446 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3449 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3451 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3453 2007-10-04 Richard Guenther <rguenther@suse.de>
3456 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3457 does not need to be of INTEGER_TYPE.
3458 (verify_gimple_2): New function split out from ...
3459 (verify_gimple_1): ... here. ICE if there was an error during
3462 2007-10-04 Michael Matz <matz@suse.de>
3464 PR rtl-optimization/33653
3465 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3466 * dse.c (scan_insn): Same.
3468 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3470 * config.gcc: Remove USE_GAS for m68k targets.
3472 2007-10-04 Richard Guenther <rguenther@suse.de>
3474 PR tree-optimization/33627
3475 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3476 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3478 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3479 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3481 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3483 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3484 commands_in_epilogues): Remove variables.
3485 (avr_file_start): Remove unneded initializations of commands_in_file,
3486 commands_in_prologues and commands_in_epilogues variables.
3487 (avr_file_end): Remove dead code.
3489 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3491 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3492 MOTOROLA is to true.
3494 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3497 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3498 (mips_split_doubleword_move): ...this.
3499 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3500 use natural endianness for multi-format FPR values.
3501 (mips_split_64bit_move): Rename to...
3502 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3503 Use move_doubleword_fpr* patterns for moves involving FPRs.
3504 (mips_save_reg): Update the call to mips_split_64bit_move.
3505 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3506 nonzero constant into an FPR if the constant can be forced to memory.
3507 * config/mips/mips.md: Update the splitter calls to
3508 mips_split_64bit_move.
3509 (UNSPEC_LOAD_DF_LOW): Rename to...
3510 (UNSPEC_LOAD_LOW): ...this.
3511 (UNSPEC_LOAD_DF_HIGH): Rename to...
3512 (UNSPEC_LOAD_HIGH): ...this.
3513 (UNSPEC_STORE_DF_HIGH): Rename to...
3514 (UNSPEC_STORE_WORD): ...this.
3515 (SPLITF): New mode iterator.
3516 (HALFMODE): New mode attribute.
3517 (movtf): New expander.
3518 (*movtf_internal): New define_insn_and_split.
3519 (move_doubleword_fpr<mode>): New expander.
3520 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3522 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3523 (mfhc1<mode>): ...these more general patterns.
3525 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3527 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3529 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3531 * gcse.c (hash_scan_set): Insert set in insn before note at
3532 the end of basic block.
3534 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3536 PR tree-optimization/33576
3537 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3538 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3539 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3540 (remove_iv): Declared.
3541 * lambda-code.c (remove_iv): Not static.
3542 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3543 Don't remove ivs there, save ivs in the buffer.
3545 2007-10-03 Jason Merrill <jason@redhat.com>
3548 * tree-eh.c (same_handler_p): New fn.
3549 (optimize_double_finally): New fn.
3550 (refactor_eh_r): New fn.
3551 (refactor_eh): New fn.
3552 (pass_refactor_eh): New pass.
3553 * tree-pass.h: Declare it.
3554 * passes.c (init_optimization_passes): Add it.
3556 2007-10-03 Doug Kwan <dougkwan@google.com>
3557 Richard Guenther <rguenther@suse.de>
3560 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3561 be conservative instead.
3563 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3566 * doc/invoke.texi (-fwhole-program): Document that Fortran
3567 doesn't support this option.
3569 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3572 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3575 2007-10-02 David Daney <ddaney@avtrex.com>
3577 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3578 against constant zero.
3579 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3582 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3584 * ra-conflict.c: New file.
3586 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3587 usage to DF_LIVE usage.
3588 (reload): Remove reference to df_get_live_top.
3589 * rtlanal.c (subreg_nregs_with_regno): New function.
3590 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3591 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3592 (df_has_eh_preds): Removed.
3593 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3594 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3596 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3597 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3598 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3599 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3600 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3601 (global_alloc): Turn off rescanning insns after call to
3602 global_conflicts and added call to set_preferences.
3603 (global_conflicts): Moved to ra-alloc.c.
3604 (set_preferences_1, set_preferences): New function.
3605 (mirror_conflicts): Changed types for various variables.
3606 (mark_elimination): Change DF_RA_LIVE
3607 usage to DF_LIVE usage.
3608 (build_insn_chain): Rewritten from scratch and made local.
3609 (print_insn_chain, print_insn_chains): New functions.
3610 (dump_conflicts): Do not print conflicts for fixed_regs.
3611 (rest_of_handle_global_alloc): Turn off insn rescanning.
3612 * hard-reg-set.h: Fixed comment.
3613 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3614 usage to DF_LIVE usage and delete refs to TOP sets.
3615 (block_alloc): Mark regs as live if they are in the artificial
3616 defs at top of block.
3617 (find_stack_regs): New function.
3618 (rest_of_handle_local_alloc): Changed urec problem to live
3619 problem and do not turn off df rescanning.
3620 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3621 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3622 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3623 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3624 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3625 fields in df_ref_flags. The rest have been renumbered.
3626 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3628 * rtl.h (subreg_nregs_with_regno): New function.
3629 * df-problems.c: (df_get_live_out, df_get_live_in,
3630 df_get_live_top): Removed reference to DF_RA_LIVE.
3631 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3632 df_live_alloc, df_live_reset, df_live_local_finalize,
3633 df_live_free): Make top set only if different from in set.
3634 (df_lr_top_dump, df_live_top_dump): Only print top set if
3635 different from in set.
3636 (df_lr_bb_local_compute): Removed unnecessary check.
3637 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3638 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3639 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3640 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3641 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3642 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3643 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3644 df_urec_add_problem): Removed.
3645 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3647 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3648 * basic_block.h (bb_has_abnormal_pred): New function.
3649 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3650 usage to DF_LIVE usage.
3652 2007-10-02 Revital Eres <eres@il.ibm.com>
3654 * config/rs6000/predicates.md (easy_vector_constant): Return false
3655 for 750CL paired vectors.
3656 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3658 (vec_initv2sf): Add new description.
3659 (vconcatsf): Likewise.
3660 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3661 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3663 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3665 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3666 sinking the last stmt in a BB.
3668 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3671 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3672 (sra_hash_tree): Handle BIT_FIELD_REFs.
3673 (sra_elt_hash): Don't hash bitfld blocks.
3674 (sra_elt_eq): Skip them in parent compares as well. Handle
3676 (build_element_name_1): Handle BIT_FIELD_REFs.
3677 (instantiate_element): Propagate nowarn from parents. Create
3678 BIT_FIELD_REF for variables that are widened by scalarization.
3679 Gimple-zero-initialize all bit-field variables that are not
3680 part of parameters that are going to be scalarized on entry.
3681 (instantiate_missing_elements_1): Return the sra_elt.
3682 (canon_type_for_field): New.
3683 (try_instantiate_multiple_fields): New. Infer widest possible
3684 access mode from decl or member type, but clip it at word
3685 size, and only widen it if a field crosses an alignment
3687 (instantiate_missing_elements): Use them.
3688 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3689 (scalar_bitfield_p): New.
3690 (sra_build_assignment): Optimize assignments from scalarizable
3691 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3694 (sra_build_bf_assignment): New. Optimize assignments to
3695 scalarizable BIT_FIELD_REFs.
3696 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3697 assignments to full variables.
3698 (generate_copy_inout): Use the new macros and functions.
3699 (generate_element_copy): Likewise. Handle bitfld differences.
3700 (generate_element_zero): Don't recurse for blocks. Use
3701 sra_build_elt_assignment.
3702 (generate_one_element_init): Take elt instead of var. Use
3703 sra_build_elt_assignment.
3704 (generate_element_init_1): Adjust.
3705 (bitfield_overlap_info): New struct.
3706 (bitfield_overlaps_p): New.
3707 (sra_explode_bitfield_assignment): New. Adjust widened
3708 variables to account for endianness.
3709 (sra_sync_for_bitfield_assignment): New.
3710 (scalarize_use): Re-expand assignment to/from scalarized
3711 BIT_FIELD_REFs. Explode or sync needed members for
3712 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3713 (scalarize_copy): Use REPLDUP.
3714 (scalarize_ldst): Move assert before dereference. Adjust EH
3716 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3718 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3720 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3721 Rename CR_* constants to CMP_*. Fix spacing.
3723 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3726 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3727 to be processed with the special script doc/install.texi2html.
3729 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3731 * doc/invoke.texi (Wall): List the options enabled by Wall.
3732 (Wstrict-aliasing): Add missing @option.
3734 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3736 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3737 rather than gen_lowpart to change a register from DImode to DFmode.
3738 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3739 both FROM and TO are integer modes that are no bigger than 4 bytes.
3740 (mips_mode_ok_for_mov_fmt_p): New function.
3741 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3742 (mips_secondary_reload_class): Tweak formatting and comments.
3743 Use reg_class_subset_p instead of direct comparisons with
3744 classes. Only allow direct FPR<->FPR moves for modes that
3745 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3746 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3747 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3748 (*movdi_64bit): Likewise.
3749 (*movsi_internal): Likewise.
3750 (*movhi_internal): Likewise.
3751 (*movqi_internal): Likewise.
3753 2007-09-30 Diego Novillo <dnovillo@google.com>
3756 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3759 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3761 PR tree-optimization/33597
3762 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3763 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3765 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3767 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3768 instead of variants of (!reload_in_progress && !reload_completed).
3769 (x86_expand_vector_move): Ditto.
3771 2007-09-28 Ollie Wild <aaw@google.com>
3774 2007-09-27 Ollie Wild <aaw@google.com>
3776 * varasm.c (compare_constant): Removed call to
3777 lang_hooks.expand_constant.
3778 (copy_constants): Removed call to lang_hooks.expand_constant.
3779 (compute_reloc_for_constant): Removed call to
3780 lang_hooks.expand_constant.
3781 (output_addressed_constants): Removed call to
3782 lang_hooks.expand_constant.
3783 (constructor_static_from_elts_p): Removed call to
3784 lang_hooks.expand_constant.
3785 (output_constant): Removed calls to lang_hooks.expand_constant.
3786 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3787 * langhooks-def.h (lhd_return_tree): Removed.
3788 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3789 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3790 * langhooks.c (lhd_return_tree): Removed.
3792 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3795 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3796 argument to gen_selb.
3798 2007-09-28 Chao-ying Fu <fu@mips.com>
3800 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3801 * doc/libgcc.texi (Fixed-point fractional library routines):
3802 Fix typos for neg and cmp functions.
3804 2007-09-28 Michael Matz <matz@suse.de>
3806 PR rtl-optimization/33552
3807 * function.c (match_asm_constraints_1): Check for overlap in
3808 inputs and replace all occurences.
3810 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3812 * config/mips/mips.c (override_options): Fix comment typo.
3814 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3816 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3817 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3818 * config/bfin/t-bfin-linux (crti.o): Don't build.
3820 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3821 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3823 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3825 2007-09-27 Ollie Wild <aaw@google.com>
3827 * varasm.c (compare_constant): Removed call to
3828 lang_hooks.expand_constant.
3829 (copy_constants): Removed call to lang_hooks.expand_constant.
3830 (compute_reloc_for_constant): Removed call to
3831 lang_hooks.expand_constant.
3832 (output_addressed_constants): Removed call to
3833 lang_hooks.expand_constant.
3834 (constructor_static_from_elts_p): Removed call to
3835 lang_hooks.expand_constant.
3836 (output_constant): Removed calls to lang_hooks.expand_constant.
3837 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3838 * langhooks-def.h (lhd_return_tree): Removed.
3839 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3840 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3841 * langhooks.c (lhd_return_tree): Removed.
3843 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3846 * expr.c (emit_group_load_1): Split constant double when destination
3847 length is half source length.
3849 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3851 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3852 (mips_cpu_info): Add tune_flags.
3853 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3854 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3856 (override_options): Remove deprecation code. Use branch-likely
3857 instructions for optimize_size or if the tuning flags do not
3858 suggest otherwise. Tweak warning.
3859 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3861 2007-09-27 Matthias Klose <doko@ubuntu.com>
3863 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3864 multilib osdirname if it exists.
3865 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3867 2007-09-27 Ian Lance Taylor <iant@google.com>
3869 PR tree-optimization/33565
3870 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3871 assignments of comparisons.
3872 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3873 parameter. Change caller. Defer overflow warnings around call to
3875 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3876 TREE_NO_WARNING is set on the statement.
3877 * tree-ssa-forwprop.c
3878 (tree_ssa_forward_propagate_single_use_vars): Don't test
3879 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3880 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3882 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3884 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3885 reduce offset by units of 0x10000 for SPE vector modes or modes
3886 used with E500 double instructions.
3888 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3890 * simplify-rtx.c (comparison_result): New.
3891 (simplify_const_relational_operation): Use it instead of the five
3892 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3893 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3894 optimizations. Extract nonzero_address_p optimizations into a
3895 separate "if" together with optimizations where op1 is const0_rtx.
3896 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3897 floating-point arguments too when appropriate. Hoist test for ABS
3898 outside the final switch statement.
3899 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3900 folded_arg0 if we found a constant equivalent. Remove
3901 transformations done in simplify-rtx.c for "op0 RELOP op0".
3903 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3905 * builtins.c (expand_builtin, expand_builtin_object_size,
3906 expand_builtin_memory_chk, maybe_emit_chk_warning,
3907 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3909 * expr.c (expand_expr_real_1): Likewise.
3910 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3911 (lhd_print_error_function): Add third argument.
3912 * langhooks.h (struct diagnostic_info): Add forward decl.
3913 (struct lang_hooks): Add third argument to print_error_function.
3914 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3915 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3917 (diagnostic_report_current_function): Likewise.
3918 * toplev.c (announce_function): Pass NULL as second argument to
3919 diagnostic_set_last_function.
3920 * diagnostic.c (diagnostic_report_current_function): Add second
3921 argument, pass it as third argument to lang_hooks.print_error_function.
3922 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3923 to diagnostic_report_current_function.
3924 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3925 and message.abstract_origin.
3926 (verbatim): Initialize abstract_origin.
3927 * pretty-print.h (text_info): Add abstract_origin field.
3928 * pretty-print.c (pp_base_format): Handle %K.
3929 * langhooks.c (lhd_print_error_function): Add third argument. If
3930 diagnostic->abstract_origin, print virtual backtrace.
3931 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3932 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3933 (init_dynamic_diag_info): Likewise.
3935 2007-09-26 David Daney <ddaney@avtrex.com>
3938 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3939 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3940 sync_old_nand<mode>, sync_new_nand<mode>,
3941 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3942 Update length attributes.
3943 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3944 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3946 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3947 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3948 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3951 2007-09-26 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/33563
3954 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3955 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3957 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3958 get_use_of_stmt_lhs.
3960 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3963 * c-common.c (complete_array_type): Diagnose too-large arrays and
3964 set type to error_mark_node.
3966 2007-09-26 Richard Guenther <rguenther@suse.de>
3968 PR tree-optimization/30375
3969 PR tree-optimization/33560
3970 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3974 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3976 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3977 (dse_global_data): Add aggregate_vardecl field.
3978 (dse_possible_dead_store_p): New.
3979 Add prev_defvar variable.
3980 Allow immediate uses and previous immediate uses to differ
3981 if they are setting different parts of the whole.
3982 (get_aggregate_vardecl): New.
3983 (dse_record_partial_aggregate_store): New.
3984 (dse_whole_aggregate_clobbered_p): New.
3985 (dse_partial_kill_p): New.
3986 Call dse_maybe_record_aggregate_store().
3987 When checking whether a STMT and its USE_STMT refer to the
3988 same memory address, check also for partial kills that clobber
3990 Move some variable definitions to the block where they are used.
3991 (aggregate_vardecl_hash): New.
3992 (aggregate_vardecl_eq): New.
3993 (aggregate_vardecl_free): New.
3994 (aggregate_whole_store_p): New.
3995 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3996 Mark which aggregate stores we care about.
3998 2007-09-25 DJ Delorie <dj@redhat.com>
4001 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4004 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4007 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4008 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4009 for vector int32 -> int64 conversions. Don't write beyond the end
4010 of the allocated vector for int32 -> int64 conversions.
4012 2007-09-25 Revital Eres <eres@il.ibm.com>
4014 * config/rs6000/paired.h (paired_sel): New.
4015 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4016 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4017 when expanding selv2sf.
4018 * config/rs6000/rs6000.h (rs6000_builtins): Add
4019 PAIRED_BUILTIN_SELV2SF4.
4021 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4024 * c-typeck.c (default_conversion): Call require_complete_type
4025 before perform_integral_promotions.
4026 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4027 (build_c_cast): Call require_complete_type except for casts to
4029 (convert_for_assignment): Call require_complete_type.
4031 2007-09-25 Revital Eres <eres@il.ibm.com>
4033 * config/spu/spu.md: Fix doloop pattern.
4035 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4037 * config/bfin/bfin.c (expand_prologue_reg_save,
4038 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4039 and ASTAT moved here...
4040 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4041 ... from here. New argument ALL; callers changed.
4042 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4043 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4044 have the "saveall" attribute.
4046 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4048 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4050 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4051 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4052 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4054 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4055 with REG_P tests before REGNO access.
4057 2007-09-24 DJ Delorie <dj@redhat.com>
4060 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4062 (movqicc_<code>_<mode>): Likewise.
4063 (movhicc_<code>_<mode>): Likewise.
4065 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4068 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4069 register for reload.
4071 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4074 * config/i386/i386.c (ix86_comp_type_attributes): Check
4077 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4079 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4080 "move.l %a4,%a4" to produce nops.
4081 * config/m68k/m68k.c (override_options): Reset align options,
4082 if neccessary align macro isn't avaible.
4084 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4086 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4088 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4090 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4092 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4093 reload is completed.
4094 (peephole pattern): Convert most of them to RTL peephole pattern.
4096 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4098 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4099 (moved from fp compare patterns).
4100 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4101 Cleanup predicates to relieve reload.
4102 (conditional_trap): Reject conditional trap with fp condition.
4103 * config/m68k/predicates.md (fp_src_operand): New, reject
4104 certain constants early.
4106 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4108 * final.c (final_scan_insn): Remove accidentally duplicated code.
4110 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4112 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4113 Allow --with-tune=cell and --with-cpu=cell.
4115 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4117 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4118 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4120 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4122 (TARGET_BUILTIN_RECIPROCAL): Use it.
4123 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4124 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4125 (rs6000_emit_swrsqrtsf): New.
4126 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4128 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4129 (divsf3): Remove swdiv support.
4132 (rsqrt_internal1): New.
4133 (divdf3): Remove swdiv support.
4136 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4139 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4141 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4142 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4143 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4144 lang_hooks.type.type_hash_eq in addition to generic tests.
4146 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4147 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4149 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4150 reflect the cost per call to a target specific builtin.
4151 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4152 call to a target specific builtin, then use target_builtin_call_cost.
4153 (init_inline_once): Initialize target_builtin_call_cost field.
4155 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4158 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4161 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4163 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4164 * configure: Regenerated.
4166 2007-09-23 Ollie Wild <aaw@google.com>
4168 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4170 (get_pointer_modulus_and_residue): New function.
4172 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4174 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4175 combine an SC return value into a single register.
4177 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4179 * opth-gen.awk (target_flags_explicit): Declare.
4180 * toplev.h (target_flags_explicit): Delete declaration.
4181 * toplev.c (target_flags): Likewise.
4182 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4183 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4184 Never return true for TARGET_MIPS16.
4185 * config/mips/mips.c (mips_llsc): Delete.
4186 (mips_handle_option): Remove -mllsc handling.
4187 (mips_strip_unspec_address): Tweak comment.
4188 * config/mips/mips.opt (mllsc): Use a target mask.
4190 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4192 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4193 word_mode as well as Pmode.
4195 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4197 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4198 parameters from word_mode to the subword type if such a truncation
4201 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4203 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4204 * configure: Regenerated.
4206 2007-09-23 Jan Hubicka <jh@suse.cz>
4208 * params.def (INLINE_CALL_COST): Set to 12.
4209 * invoke.texi (inline-call-cost): Update default value.
4211 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4213 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4215 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4216 Revital Eres <eres@il.ibm.com>
4218 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4219 checks whether the count_reg is found outside the control part.
4221 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4223 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4224 instead of checking CALL_EXPR_FN directly to test for builtins.
4225 If error or warning attributes are present, print
4226 error resp. warning.
4227 * c-common.c (handle_error_attribute): New function.
4228 (c_common_attribute_table): Add error and warning
4230 * doc/extend.texi: Document error and warning attributes.
4232 * tree.h (block_nonartificial_location): New prototype.
4233 * tree.c (block_nonartificial_location): New function.
4234 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4235 if artificial attribute is present on abstract inline decl.
4236 * c-common.c (handle_artificial_attribute): New function.
4237 (c_common_attribute_table): Add artificial attribute.
4238 * final.c (override_filename, override_linenum): New variables.
4239 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4240 and override_linenum if inside of a block inlined from
4241 __attribute__((__artificial__)) function.
4242 (notice_source_line): Honor override_filename and override_linenum.
4243 * doc/extend.texi: Document __attribute__((__artificial__)).
4244 * config/i386/emmintrin.h: Add __artificial__ attribute to
4245 all __always_inline__ functions.
4246 * config/i386/mmintrin.h: Likewise.
4247 * config/i386/tmmintrin.h: Likewise.
4248 * config/i386/mm3dnow.h: Likewise.
4249 * config/i386/pmmintrin.h: Likewise.
4250 * config/i386/ammintrin.h: Likewise.
4251 * config/i386/xmmintrin.h: Likewise.
4252 * config/i386/smmintrin.h: Likewise.
4253 * config/i386/bmmintrin.h: Likewise.
4254 * config/i386/mmintrin-common.h: Likewise.
4257 * expr.c (expand_constructor): New function.
4258 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4259 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4262 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4264 * config/mips/mips.c (dump_constants_1): Generalize to include
4265 fractional and accumulator modes.
4267 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4269 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4270 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4272 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4273 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4275 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4277 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4279 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4280 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4282 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4283 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4284 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4286 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4288 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4289 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4290 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4292 2007-09-22 Jason Merrill <jason@redhat.com>
4295 * attribs.c (lookup_attribute_spec): Split out...
4296 (decl_attributes): From here.
4297 * tree.h: Declare it.
4299 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4301 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4303 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4305 * tree-inline.c (remap_type_1): Correctly chain variants.
4307 2007-09-22 Richard Guenther <rguenther@suse.de>
4309 PR tree-optimization/33146
4310 * fold-const.c (fold_binary): Use the original tree
4312 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4313 also changes "sign".
4315 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4318 * except.c (finish_eh_generation): Call commit_edge_insertions if
4319 there are insns queued on the entry edge.
4320 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4323 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4325 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4327 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4329 * config/i386/i386.c: Delete trailing whitespace.
4330 * config/i386/i386.h: Ditto.
4331 * config/i386/bmmintrin.h: Ditto.
4332 * config/i386/sync.md: Ditto.
4333 * config/i386/ppro.md: Ditto.
4334 * config/i386/mmx.md: Ditto.
4335 * config/i386/constraints.md: Ditto.
4336 * config/i386/sse.md: Ditto.
4337 * config/i386/athlon.md: Ditto.
4338 * config/i386/i386.md: Ditto.
4340 2007-09-21 Richard Guenther <rguenther@suse.de>
4342 PR tree-optimization/33508
4343 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4344 quadratic loop by keeping a bitmap of variables we have
4345 to clobber all subvariables for.
4346 (set_initial_properties): Likewise.
4348 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4350 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4352 2007-09-20 Nigel Stephens <nigel@mips.com>
4353 Chao-ying Fu <fu@mips.com>
4355 * c-decl.c (finish_declspecs): When _Sat is used without
4356 _Fract or _Accum, set the default type to cts_fract.
4357 This avoids a warning of "type defaults to int".
4359 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4361 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4362 bit-fields wider than one bit.
4364 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4367 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4369 * dbxout.c (dbxout_type): Likewise.
4373 * gimplify.c (gimplify_vla_decl): New function.
4374 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4376 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4378 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4380 * doc/invoke.texi (-minterlink-mips16): Document.
4381 * config/mips/mips.opt (minterlink-mips16): New option.
4382 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4385 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4387 * doc/extend.texi (Attribute Syntax): Remove old speculative
4390 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4392 * combine.c: Include cgraph.h.
4393 (setup_incoming_promotions): Rework to allow more aggressive
4394 elimination of sign extensions when all call sites of the
4395 current function are known to lie within the current unit.
4397 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4399 * dse.c (find_shift_sequence): No-op rework of control flow.
4401 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4403 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4404 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4406 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4408 * cfgexpand.c (dump_stack_var_partition): Use the correct
4409 index for the offset.
4411 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4413 * config/mips/sde.h: Switch to GPLv3.
4415 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4417 * tree-sra.c (decide_block_copy): Decide if there are groups.
4419 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4421 * config/m68k/m68k.c (output_move_himode): Remove jump table
4423 config/m68k/m68k.md (lea): Likewise.
4424 * config/m68k/m68k.c (print_operand_address): Use simple pc
4425 relative addressing.
4427 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4429 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4430 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4432 (asm_insn_count): Pass template as second argument to it.
4433 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4434 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4435 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4436 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4437 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4438 (sh_insn_length_adjustment): Pass template as second argument to it.
4439 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4441 * config/bfin/bfin.md (define_asm_attributes): New.
4443 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4445 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4447 * config/bfin/print-sysroot-suffix.sh: New.
4448 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4449 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4450 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4451 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4452 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4453 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4454 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4455 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4456 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4457 (linux-sysroot-suffix.h): New target.
4458 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4459 (mspecld-anomaly): Likewise.
4460 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4461 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4462 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4463 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4464 (bfin_si_revision): Declare.
4465 (bfin_workarounds): Declare.
4466 (WA_SPECULATIVE_LOADS): Define.
4467 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4468 (WA_SPECULATIVE_SYNCS): Define.
4469 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4470 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4471 (LIB_SPEC): Add %s to the linker scripts.
4472 Use proper linker script for bf522, bf525, bf527,
4473 bf538, bf539, bf542, bf544, bf548, and bf549.
4474 * config/bfin/bfin.c (bfin_si_revision): Define.
4475 (bfin_workarounds): Define.
4476 (struct bfin_cpu): New.
4478 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4479 (override_options): Set bfin_workarounds.
4480 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4481 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4482 ENABLE_WA_SPECULATIVE_LOADS.
4483 (bfin_reorg): Likewise.
4484 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4485 macros for bf522, bf525, bf527, bf538, bf539,
4486 bf542, bf544, bf548, and bf549.
4487 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4488 Don't define __ID_SHARED_LIB__ when -msep-data.
4489 (TARGET_DEFAULT): Define as 0.
4490 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4491 * doc/invoke.texi (Blackfin Options): Document silicon
4492 revision part of -mcpu option and it now accepts bf522, bf525,
4493 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4495 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4497 * alias.c (memory_modified_1): Deconstify.
4498 (memory_modified_in_insn_p): Don't use const_note_stores.
4499 * rtl.h (const_note_stores): Delete.
4500 * rtlanal.c (const_note_stores): Likewise.
4502 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4504 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4507 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4511 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4512 (addsi_small_int): Likewise.
4513 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4514 (one_cmplsi2): Likewise.
4516 (enter_func): Expand insn using hard_frame_pointer_rtx and
4519 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4520 hard_frame_pointer_rtx instead of using REGNO() check.
4521 Properly sign extend GEN_INT() argument.
4523 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4525 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4527 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4528 alternatives with just jcc.
4529 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4530 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4531 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4532 dbge_hi, dbge_si): Likewise.
4534 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4536 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4537 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4538 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4539 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4540 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4542 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4544 * config/m68k/m68k-devices.def (51qe): New device.
4545 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4546 to all uses of FL_FOR_isa_c for compatibility.
4547 (all_microarchs): Add cfv1 microarchitecture.
4548 (m68k_handle_option): Handle m51qe option.
4549 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4550 (TUNE_CFV1): New macro.
4551 (enum uarch_type): Add ucfv1.
4552 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4554 2007-09-18 Richard Guenther <rguenther@suse.de>
4556 PR tree-optimization/31863
4557 * tree-ssa-structalias.c (create_variable_info_for): Always
4558 free the fieldstack.
4560 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4562 * opts.c (decode_options): Enable vectorization under -O3.
4564 2007-09-18 Richard Guenther <rguenther@suse.de>
4566 PR tree-optimization/33340
4567 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4568 SSA_NAMEs that occur in abnormal PHI nodes.
4570 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4572 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4573 Don't use const_get_call_expr_in.
4574 * tree-gimple.c (const_get_call_expr_in): Delete.
4575 * tree-gimple.h (const_get_call_expr_in): Likewise.
4577 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4579 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4580 not yet have a basic block.
4581 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4583 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4585 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4586 to both ".section"s.
4588 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4590 * config/mips/mips.c (mips_output_mi_thunk): Use
4591 mips_function_ok_for_sibcall and const_call_insn_operand
4592 to determine if a direct sibcall is allowed. Use
4593 mips_classify_symbol to determine a global pointer is needed.
4595 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4597 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4599 2007-09-17 Chao-ying Fu <fu@mips.com>
4600 Nigel Stephens <nigel@mips.com>
4602 * config/fixed-bit.h: New file.
4603 * config/fixed-bit.c: New file.
4604 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4606 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4608 * c-format.h (format_kind_info): Add alloc_char field.
4609 * c-format.c (scanf_flag_specs): Add 'm'.
4610 (scanf_flag_pairs): Add 'a', 'm' pair.
4611 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4612 (format_types_orig): Add alloc_char fields.
4613 (check_format_info_main): Rename aflag to alloc_flag.
4614 Handle fki->alloc_char. modifier after width and before length
4615 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4616 length modifiers as well.
4617 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4620 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4621 returned by build_call_expr.
4623 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4625 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4626 NULL for variable-sized records too.
4627 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4629 2007-09-17 Tom Tromey <tromey@redhat.com>
4631 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4632 (c_builtin_function): Likewise.
4633 (grokdeclarator): Likewise.
4635 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4637 PR rtl-optimization/26449
4638 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4639 (seq_insns_valid_p): Removed.
4641 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4643 * tree-nomudflap.c (gate_mudflap): New static function.
4644 (pass_mudflap_1): Use it as gate function.
4645 (pass_mudflap_2): Likewise.
4647 2007-09-17 Jan Hubicka <jh@suse.cz>
4651 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4653 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4655 PR tree-optimization/33319
4656 * tree-vect-analyze.c (vect_same_range_drs): New.
4657 (vect_vfa_range_equal): New.
4658 (vect_is_duplicate_ddr): Removed.
4659 (vect_mark_for_runtime_alias_test): Do not perform marking when
4660 optimizing for size or max_param for alias checking is zero.
4661 Move the function before vect_analyze_data_ref_dependence.
4662 (vect_analyze_data_ref_dependence): Add call to
4663 vect_mark_for_runtime_alias_test in two cases when dependence
4665 (vect_analyze_data_ref_dependences): Do not call to
4666 vect_mark_for_runtime_alias_test.
4667 (vect_prune_runtime_alias_test_list): New.
4668 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4669 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4670 Update vec_outside_cost.
4671 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4672 (vect_create_cond_for_alias_checks): Build the base address of data
4673 reference from DR_GROUP_FIRST_DR.
4674 (vect_loop_versioning): New.
4675 (vect_transform_loop): Add a call to vect_loop_versioning.
4676 Remove factored out code.
4678 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4681 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4684 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4686 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4687 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4688 Fix the call to insn_rtx_cost. Skip access sizes that require a
4689 real truncation of the store register. Use convert_move instead
4690 of gen_lowpart when narrowing the result.
4691 (replace_read): Use convert_move instead of gen_lowpart when
4692 narrowing the store rhs.
4694 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4696 * config/mips/mips.md (SHORT): Fix long line.
4697 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4698 to QImode and HImode.
4700 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4702 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4704 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4706 * tree-parloops.c: New file.
4707 * tree-ssa-operands.h (free_stmt_operands): Declare.
4708 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4710 * tree-pass.h (pass_parallelize_loops): Declare.
4711 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4713 (build_omp_regions_1): Allow analysing just a single OMP region and
4715 ( build_omp_regions_root, omp_expand_local): New functions.
4716 (build_omp_regions): Add argument to build_omp_regions_1 call.
4717 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4718 autoparallelization is run.
4719 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4720 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4721 pass_parallelize_loops): New.
4722 * common.opt (ftree-parallelize-loops): New.
4723 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4724 parallelize_loops): Declare.
4725 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4726 * Makefile.in (tree-parloops.o): Added.
4727 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4729 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4730 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4731 one extra edge as well.
4732 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4733 Use VEC_free to free doms vector.
4734 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4735 operands. Recompute operand caches in the new function.
4736 (move_sese_region_to_fn): Update loop info.
4737 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4738 * tree-ssa-operands.c (free_stmt_operands): New function.
4740 * doc/passes.texi: Document autoparallelization.
4741 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4743 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4746 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4749 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4751 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4752 the VEC is not NULL.
4753 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4754 get_vectype_for_scalar_type succeeded.
4755 (vectorizable_conversion): Likewise.
4757 2007-09-14 Jan Hubicka <jh@suse.cz>
4759 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4762 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4766 register when operands[2] equals operands[1].
4767 (remainderxf3): Ditto.
4769 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4770 Nigel Stephens <nigel@mips.com>
4772 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4773 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4774 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4776 (_Unwind_ForcedUnwind): Likewise.
4777 (_Unwind_Resume): Likewise.
4778 (_Unwind_Resume_or_Rethrow): Likewise.
4779 (_Unwind_Backtrace): Likewise.
4780 (_Unwind_SjLj_RaiseException): Likewise.
4781 (_Unwind_SjLj_ForcedUnwind): Likewise.
4782 (_Unwind_SjLj_Resume): Likewise.
4783 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4784 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4786 (_Unwind_ForcedUnwind): Likewise.
4787 (_Unwind_Resume): Likewise.
4788 (_Unwind_Resume_or_Rethrow): Likewise.
4789 (_Unwind_Backtrace): Likewise.
4790 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4791 (_Unwind_ForcedUnwind): Likewise.
4792 (_Unwind_RaiseException): Likewise.
4793 (_Unwind_Resume): Likewise.
4794 (_Unwind_Resume_or_Rethrow): Likewise.
4796 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4797 nomips16 mode when IN_LIBGCC2 with hard float.
4799 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4801 * config/mips/sdemtk.opt: Update to GPLv3.
4802 * config/mips/sdemtk.h: Likewise.
4804 2007-09-14 Nigel Stephens <nigel@mips.com>
4806 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4807 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4808 for mipsisa32-*-linux*.
4810 2007-09-14 Nigel Stephens <nigel@mips.com>
4811 David Ung <davidu@mips.com>
4812 Thiemo Seufer <ths@mips.com>
4813 Richard Sandiford <richard@codesourcery.com>
4815 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4816 * configure.ac: Add a mipssde threading type.
4817 * configure: Regenerate.
4818 * config/mips/sdemtk.h: New file.
4819 * config/mips/t-sdemtk: Likewise.
4820 * config/mips/sdemtk.opt: Likewise.
4821 * gthr-mipssde.h: Likewise.
4822 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4823 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4824 (MIPS_ICACHE_SYNC): New macro, split from ...
4825 * config/mips/mips.md (clear_cache): ...here.
4826 * config/mips/mips.c (mips_save_reg_p): Check
4827 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4828 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4829 (build_mips16_call_stub): Likewise.
4831 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4833 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4835 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4838 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4839 current_frame_info.n_local_regs. Don't return emitted local
4841 (ia64_compute_frame_size): Improve unwind hack to put
4842 RP, PFS, FP in that order by allowing some of the registers
4843 been already emitted, as long as they are emitted to the
4846 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4848 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4849 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4850 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4852 2007-09-13 Eric Christopher <echristo@apple.com>
4853 Kenneth Zadeck <zadeck@naturalbridge.com>
4855 * dse.c (find_shift_sequence): New function.
4856 (replace_read): Add case to remove read if it requires shift.
4857 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4859 2007-09-13 Tom Tromey <tromey@redhat.com>
4861 * c-common.c (fname_as_string): Update.
4862 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4863 (c_lex_one_token): Update. Add 'parser' argument.
4864 (c_parser_simple_asm_expr): Update.
4865 (c_parser_attributes): Update.
4866 (c_parser_asm_statement): Update.
4867 (c_parser_asm_operands): Update.
4868 (c_parser_peek_token): Update.
4869 (c_parser_peek_2nd_token): Update.
4870 * c-lex.c (c_lex_string_translate): Remove.
4871 (c_lex_return_raw_strings): Likewise.
4872 (c_lex_with_flags): Added 'lex_flags' argument.
4873 (lex_string): Added 'translate' argument.
4874 * c-pragma.h (c_lex_with_flags): Update.
4875 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4876 (C_LEX_STRING_NO_TRANSLATE): New define.
4877 (C_LEX_RAW_STRINGS): Likewise.
4879 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4882 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4883 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4884 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4885 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4886 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4887 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4888 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4889 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4890 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4891 (bdesc_1arg): Add __builtin_bfin_ones.
4892 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4893 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4894 and __builtin_bfin_csqu_fr16.
4895 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4896 (ones): New define_insn.
4897 (ssaddhi3_parts): New define_insn.
4898 (sssubhi3_parts): New define_insn.
4899 (flag_mulhi_parts): New define_insn.
4901 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4903 * common.opt (femit-class-debug-always): Turn off by default.
4905 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4907 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4908 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4910 2007-09-13 James E. Wilson <wilson@specifix.com>
4912 PR tree-optimization/33389
4913 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4914 then set build_loads before returning.
4916 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4917 David Ung <davidu@mips.com>
4919 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4920 {d}addiu and a negative immediate such that it works with MIPS16
4923 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4926 * configure.ac (ld_vers): Support Linux linker.
4927 * configure: Regenerated.
4929 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4930 Sandra Loosemore <sandra@codesourcery.com>
4932 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4933 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4934 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4935 nomips16 into decl attributes.
4936 (TARGET_INSERT_ATTRIBUTES): Override.
4937 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4938 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4939 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4940 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4941 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4942 (mips_use_mips16_mode_p): Reimplement as a function that takes
4943 a decl and considers only decl attributes. If the decl is nested
4944 function, use its parent attributes.
4945 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4946 instead of SYMBOL_REF_MIPS16_FUNC_P.
4947 (mips_set_mips16_mode): Move call to sorry here from old
4948 mips_use_mips16_mode_p.
4949 (mflip_mips16_entry): New structure.
4950 (mflip_mips16_htab): New variable.
4951 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4952 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4953 (mips_merge_decl_attributes): New function.
4954 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4955 Use mips_use_mips16_mode_p.
4956 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4957 SYMBOL_REF_MIPS16_FUNC_P.
4958 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4960 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4962 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4964 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4967 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4969 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4970 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4971 Tony Linthicum <tony.linthicum@amd.com>
4973 * tree.h (function_args_iterator): New type to iterate over
4975 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4976 function arguments providing a pointer to the argument.
4977 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4978 function arguments providing the argument.
4979 (function_args_iter_init): Inline function to initialize
4980 function_args_iterator.
4981 (function_args_iter_cond_ptr): Inline function to return the next
4982 pointer to hold the argument.
4983 (function_args_iter_cond): Inline function to return the next
4985 (function_args_iter_cond_next): Advance the function args
4987 (stdarg_p): New function, return true if variable argument
4989 (prototype_p): New function, return true if function is
4991 (function_args_count): New function, count the number of arguments
4994 * tree.c (stdarg_p): New function, return true if variable
4996 (prototype_p): New function, return true if function is
4999 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5000 (TARGET_ROUND): New macro for the round/ptest instructions which
5001 are shared between SSE4.1 and SSE5.
5002 (OPTION_MASK_ISA_ROUND): Ditto.
5003 (OPTION_ISA_ROUND): Ditto.
5004 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5005 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5007 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5008 (-mfused-madd): New switch to give users control over whether the
5009 compiler optimizes to use the multiply/add SSE5 instructions.
5011 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5012 m_ATHLON_K8_AMDFAM10, and change all uses.
5013 (enum pta_flags): Add PTA_SSE5.
5014 (ix86_handle_option): Turn off 3dnow if -msse5.
5015 (override_options): Add SSE5 support.
5016 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5018 (ix86_expand_sse_movcc): Add SSE5 support.
5019 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5020 vector type to the next largest size.
5021 (ix86_expand_sse5_pack): New function to use pperm to pack a
5022 vector type to the next smallest size.
5023 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5024 (IX86_BUILTIN_FMADDSD): Ditto.
5025 (IX86_BUILTIN_FMADDPS): Ditto.
5026 (IX86_BUILTIN_FMADDPD): Ditto.
5027 (IX86_BUILTIN_FMSUBSS): Ditto.
5028 (IX86_BUILTIN_FMSUBSD): Ditto.
5029 (IX86_BUILTIN_FMSUBPS): Ditto.
5030 (IX86_BUILTIN_FMSUBPD): Ditto.
5031 (IX86_BUILTIN_FNMADDSS): Ditto.
5032 (IX86_BUILTIN_FNMADDSD): Ditto.
5033 (IX86_BUILTIN_FNMADDPS): Ditto.
5034 (IX86_BUILTIN_FNMADDPD): Ditto.
5035 (IX86_BUILTIN_FNMSUBSS): Ditto.
5036 (IX86_BUILTIN_FNMSUBSD): Ditto.
5037 (IX86_BUILTIN_FNMSUBPS): Ditto.
5038 (IX86_BUILTIN_FNMSUBPD): Ditto.
5039 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5040 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5041 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5042 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5043 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5044 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5045 (IX86_BUILTIN_PPERM): Ditto.
5046 (IX86_BUILTIN_PERMPS): Ditto.
5047 (IX86_BUILTIN_PERMPD): Ditto.
5048 (IX86_BUILTIN_PMACSSWW): Ditto.
5049 (IX86_BUILTIN_PMACSWW): Ditto.
5050 (IX86_BUILTIN_PMACSSWD): Ditto.
5051 (IX86_BUILTIN_PMACSWD): Ditto.
5052 (IX86_BUILTIN_PMACSSDD): Ditto.
5053 (IX86_BUILTIN_PMACSDD): Ditto.
5054 (IX86_BUILTIN_PMACSSDQL): Ditto.
5055 (IX86_BUILTIN_PMACSSDQH): Ditto.
5056 (IX86_BUILTIN_PMACSDQL): Ditto.
5057 (IX86_BUILTIN_PMACSDQH): Ditto.
5058 (IX86_BUILTIN_PMADCSSWD): Ditto.
5059 (IX86_BUILTIN_PMADCSWD): Ditto.
5060 (IX86_BUILTIN_PHADDBW): Ditto.
5061 (IX86_BUILTIN_PHADDBD): Ditto.
5062 (IX86_BUILTIN_PHADDBQ): Ditto.
5063 (IX86_BUILTIN_PHADDWD): Ditto.
5064 (IX86_BUILTIN_PHADDWQ): Ditto.
5065 (IX86_BUILTIN_PHADDDQ): Ditto.
5066 (IX86_BUILTIN_PHADDUBW): Ditto.
5067 (IX86_BUILTIN_PHADDUBD): Ditto.
5068 (IX86_BUILTIN_PHADDUBQ): Ditto.
5069 (IX86_BUILTIN_PHADDUWD): Ditto.
5070 (IX86_BUILTIN_PHADDUWQ): Ditto.
5071 (IX86_BUILTIN_PHADDUDQ): Ditto.
5072 (IX86_BUILTIN_PHSUBBW): Ditto.
5073 (IX86_BUILTIN_PHSUBWD): Ditto.
5074 (IX86_BUILTIN_PHSUBDQ): Ditto.
5075 (IX86_BUILTIN_PROTB): Ditto.
5076 (IX86_BUILTIN_PROTW): Ditto.
5077 (IX86_BUILTIN_PROTD): Ditto.
5078 (IX86_BUILTIN_PROTQ): Ditto.
5079 (IX86_BUILTIN_PROTB_IMM): Ditto.
5080 (IX86_BUILTIN_PROTW_IMM): Ditto.
5081 (IX86_BUILTIN_PROTD_IMM): Ditto.
5082 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5083 (IX86_BUILTIN_PSHLB): Ditto.
5084 (IX86_BUILTIN_PSHLW): Ditto.
5085 (IX86_BUILTIN_PSHLD): Ditto.
5086 (IX86_BUILTIN_PSHLQ): Ditto.
5087 (IX86_BUILTIN_PSHAB): Ditto.
5088 (IX86_BUILTIN_PSHAW): Ditto.
5089 (IX86_BUILTIN_PSHAD): Ditto.
5090 (IX86_BUILTIN_PSHAQ): Ditto.
5091 (IX86_BUILTIN_FRCZSS): Ditto.
5092 (IX86_BUILTIN_FRCZSD): Ditto.
5093 (IX86_BUILTIN_FRCZPS): Ditto.
5094 (IX86_BUILTIN_FRCZPD): Ditto.
5095 (IX86_BUILTIN_CVTPH2PS): Ditto.
5096 (IX86_BUILTIN_CVTPS2PH): Ditto.
5097 (IX86_BUILTIN_COMEQSS): Ditto.
5098 (IX86_BUILTIN_COMNESS): Ditto.
5099 (IX86_BUILTIN_COMLTSS): Ditto.
5100 (IX86_BUILTIN_COMLESS): Ditto.
5101 (IX86_BUILTIN_COMGTSS): Ditto.
5102 (IX86_BUILTIN_COMGESS): Ditto.
5103 (IX86_BUILTIN_COMUEQSS): Ditto.
5104 (IX86_BUILTIN_COMUNESS): Ditto.
5105 (IX86_BUILTIN_COMULTSS): Ditto.
5106 (IX86_BUILTIN_COMULESS): Ditto.
5107 (IX86_BUILTIN_COMUGTSS): Ditto.
5108 (IX86_BUILTIN_COMUGESS): Ditto.
5109 (IX86_BUILTIN_COMORDSS): Ditto.
5110 (IX86_BUILTIN_COMUNORDSS): Ditto.
5111 (IX86_BUILTIN_COMFALSESS): Ditto.
5112 (IX86_BUILTIN_COMTRUESS): Ditto.
5113 (IX86_BUILTIN_COMEQSD): Ditto.
5114 (IX86_BUILTIN_COMNESD): Ditto.
5115 (IX86_BUILTIN_COMLTSD): Ditto.
5116 (IX86_BUILTIN_COMLESD): Ditto.
5117 (IX86_BUILTIN_COMGTSD): Ditto.
5118 (IX86_BUILTIN_COMGESD): Ditto.
5119 (IX86_BUILTIN_COMUEQSD): Ditto.
5120 (IX86_BUILTIN_COMUNESD): Ditto.
5121 (IX86_BUILTIN_COMULTSD): Ditto.
5122 (IX86_BUILTIN_COMULESD): Ditto.
5123 (IX86_BUILTIN_COMUGTSD): Ditto.
5124 (IX86_BUILTIN_COMUGESD): Ditto.
5125 (IX86_BUILTIN_COMORDSD): Ditto.
5126 (IX86_BUILTIN_COMUNORDSD): Ditto.
5127 (IX86_BUILTIN_COMFALSESD): Ditto.
5128 (IX86_BUILTIN_COMTRUESD): Ditto.
5129 (IX86_BUILTIN_COMEQPS): Ditto.
5130 (IX86_BUILTIN_COMNEPS): Ditto.
5131 (IX86_BUILTIN_COMLTPS): Ditto.
5132 (IX86_BUILTIN_COMLEPS): Ditto.
5133 (IX86_BUILTIN_COMGTPS): Ditto.
5134 (IX86_BUILTIN_COMGEPS): Ditto.
5135 (IX86_BUILTIN_COMUEQPS): Ditto.
5136 (IX86_BUILTIN_COMUNEPS): Ditto.
5137 (IX86_BUILTIN_COMULTPS): Ditto.
5138 (IX86_BUILTIN_COMULEPS): Ditto.
5139 (IX86_BUILTIN_COMUGTPS): Ditto.
5140 (IX86_BUILTIN_COMUGEPS): Ditto.
5141 (IX86_BUILTIN_COMORDPS): Ditto.
5142 (IX86_BUILTIN_COMUNORDPS): Ditto.
5143 (IX86_BUILTIN_COMFALSEPS): Ditto.
5144 (IX86_BUILTIN_COMTRUEPS): Ditto.
5145 (IX86_BUILTIN_COMEQPD): Ditto.
5146 (IX86_BUILTIN_COMNEPD): Ditto.
5147 (IX86_BUILTIN_COMLTPD): Ditto.
5148 (IX86_BUILTIN_COMLEPD): Ditto.
5149 (IX86_BUILTIN_COMGTPD): Ditto.
5150 (IX86_BUILTIN_COMGEPD): Ditto.
5151 (IX86_BUILTIN_COMUEQPD): Ditto.
5152 (IX86_BUILTIN_COMUNEPD): Ditto.
5153 (IX86_BUILTIN_COMULTPD): Ditto.
5154 (IX86_BUILTIN_COMULEPD): Ditto.
5155 (IX86_BUILTIN_COMUGTPD): Ditto.
5156 (IX86_BUILTIN_COMUGEPD): Ditto.
5157 (IX86_BUILTIN_COMORDPD): Ditto.
5158 (IX86_BUILTIN_COMUNORDPD): Ditto.
5159 (IX86_BUILTIN_COMFALSEPD): Ditto.
5160 (IX86_BUILTIN_COMTRUEPD): Ditto.
5161 (IX86_BUILTIN_PCOMEQUB): Ditto.
5162 (IX86_BUILTIN_PCOMNEUB): Ditto.
5163 (IX86_BUILTIN_PCOMLTUB): Ditto.
5164 (IX86_BUILTIN_PCOMLEUB): Ditto.
5165 (IX86_BUILTIN_PCOMGTUB): Ditto.
5166 (IX86_BUILTIN_PCOMGEUB): Ditto.
5167 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5168 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5169 (IX86_BUILTIN_PCOMEQUW): Ditto.
5170 (IX86_BUILTIN_PCOMNEUW): Ditto.
5171 (IX86_BUILTIN_PCOMLTUW): Ditto.
5172 (IX86_BUILTIN_PCOMLEUW): Ditto.
5173 (IX86_BUILTIN_PCOMGTUW): Ditto.
5174 (IX86_BUILTIN_PCOMGEUW): Ditto.
5175 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5176 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5177 (IX86_BUILTIN_PCOMEQUD): Ditto.
5178 (IX86_BUILTIN_PCOMNEUD): Ditto.
5179 (IX86_BUILTIN_PCOMLTUD): Ditto.
5180 (IX86_BUILTIN_PCOMLEUD): Ditto.
5181 (IX86_BUILTIN_PCOMGTUD): Ditto.
5182 (IX86_BUILTIN_PCOMGEUD): Ditto.
5183 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5184 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5185 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5186 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5187 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5188 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5189 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5190 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5191 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5192 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5193 (IX86_BUILTIN_PCOMEQB): Ditto.
5194 (IX86_BUILTIN_PCOMNEB): Ditto.
5195 (IX86_BUILTIN_PCOMLTB): Ditto.
5196 (IX86_BUILTIN_PCOMLEB): Ditto.
5197 (IX86_BUILTIN_PCOMGTB): Ditto.
5198 (IX86_BUILTIN_PCOMGEB): Ditto.
5199 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5200 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5201 (IX86_BUILTIN_PCOMEQW): Ditto.
5202 (IX86_BUILTIN_PCOMNEW): Ditto.
5203 (IX86_BUILTIN_PCOMLTW): Ditto.
5204 (IX86_BUILTIN_PCOMLEW): Ditto.
5205 (IX86_BUILTIN_PCOMGTW): Ditto.
5206 (IX86_BUILTIN_PCOMGEW): Ditto.
5207 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5208 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5209 (IX86_BUILTIN_PCOMEQD): Ditto.
5210 (IX86_BUILTIN_PCOMNED): Ditto.
5211 (IX86_BUILTIN_PCOMLTD): Ditto.
5212 (IX86_BUILTIN_PCOMLED): Ditto.
5213 (IX86_BUILTIN_PCOMGTD): Ditto.
5214 (IX86_BUILTIN_PCOMGED): Ditto.
5215 (IX86_BUILTIN_PCOMFALSED): Ditto.
5216 (IX86_BUILTIN_PCOMTRUED): Ditto.
5217 (IX86_BUILTIN_PCOMEQQ): Ditto.
5218 (IX86_BUILTIN_PCOMNEQ): Ditto.
5219 (IX86_BUILTIN_PCOMLTQ): Ditto.
5220 (IX86_BUILTIN_PCOMLEQ): Ditto.
5221 (IX86_BUILTIN_PCOMGTQ): Ditto.
5222 (IX86_BUILTIN_PCOMGEQ): Ditto.
5223 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5224 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5225 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5226 OPTION_MASK_ISA_ROUND for instructions that are shared between
5228 (bdesc_2arg): Ditto.
5229 (bdesc_sse_3arg): Ditto.
5230 (enum multi_arg_type): New enum for describing the various SSE5
5231 intrinsic argument types.
5232 (bdesc_multi_arg): New table for SSE5 intrinsics.
5233 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5234 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5236 (ix86_expand_builtin): Add SSE5 intrinsic support.
5237 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5238 operand instructions.
5239 (ix86_expand_sse5_multiple_memory): New function to split the
5240 second memory reference from SSE5 instructions.
5241 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5242 (ix86_return_pops_args): Use stdarg_p to determine if the function
5243 has variable arguments.
5244 (ix86_setup_incoming_varargs): Ditto.
5245 (x86_this_parameter): Ditto.
5247 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5249 (ix86_expand_sse5_pack): Ditto.
5250 (ix86_sse5_valid_op_p): Ditto.
5251 (ix86_expand_sse5_multiple_memory): Ditto.
5253 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5254 constant for SSE5 support.
5255 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5256 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5257 (UNSPEC_SSE5_PERMUTE): Ditto.
5258 (UNSPEC_SSE5_ASHIFT): Ditto.
5259 (UNSPEC_SSE5_LSHIFT): Ditto.
5260 (UNSPEC_FRCZ): Ditto.
5261 (UNSPEC_CVTPH2PS): Ditto.
5262 (UNSPEC_CVTPS2PH): Ditto.
5263 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5265 (COM_FALSE_S): Ditto.
5266 (COM_FALSE_P): Ditto.
5267 (COM_TRUE_S): Ditto.
5268 (COM_TRUE_P): Ditto.
5269 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5270 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5272 (memory attribute): Ditto.
5273 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5274 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5275 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5276 (floor<mode>2): Ditto.
5277 (ceil<mode>2): Ditto.
5278 (btrunc<mode>2): Ditto.
5279 (nearbyintdf2): Ditto.
5280 (nearbyintsf2): Ditto.
5281 (sse_setccsf): Disable if SSE5.
5282 (sse_setccdf): Ditto.
5283 (sse5_setcc<mode>): New support for SSE5 conditional move.
5284 (sse5_pcmov_<mode>): Ditto.
5286 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5288 (SSEMODEF2P): Ditto.
5289 (ssemodesuffixf4): New mode attribute for SSE5.
5290 (ssemodesuffixf2s): Ditto.
5291 (ssemodesuffixf2c): Ditto.
5292 (sserotatemax): Ditto.
5293 (ssescalarmode): Ditto.
5294 (sse_maskcmpv4sf3): Disable if SSE5.
5295 (sse_maskcmpv2df3): Ditto.
5296 (sse_vmmaskcmpv4sf3): Ditto.
5297 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5299 (sse5_vmfmadd<mode>4): Ditto.
5300 (sse5_fmsub<mode>4): Ditto.
5301 (sse5_vmfmsub<mode>4): Ditto.
5302 (sse5_fnmadd<mode>4): Ditto.
5303 (sse5_vmfnmadd<mode>4): Ditto.
5304 (sse5_fnmsub<mode>4): Ditto.
5305 (sse5_vmfnmsub<mode>4): Ditto.
5306 (sse5i_fmadd<mode>4): Ditto.
5307 (sse5i_fmsub<mode>4): Ditto.
5308 (sse5i_fnmadd<mode>4): Ditto.
5309 (sse5i_fnmsub<mode>4): Ditto.
5310 (sse5i_vmfmadd<mode>4): Ditto.
5311 (sse5i_vmfmsub<mode>4): Ditto.
5312 (sse5i_vmfnmadd<mode>4): Ditto.
5313 (sse5i_vmfnmsub<mode>4): Ditto.
5314 (mulv16qi3): Add SSE5 support.
5316 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5317 (sse2_mulv4si3): Disable if SSE5.
5318 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5319 (sse4_1_roundps): Ditto.
5320 (sse4_1_roundsd): Ditto.
5321 (sse4_1_roundss): Ditto.
5322 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5324 (sse_maskcmpsf3): Ditto.
5325 (sse_vmmaskcmpv4sf3): Ditto.
5326 (sse2_maskcmpv2df3): Ditto.
5327 (sse2_maskcmpdf3): Ditto.
5328 (sse2_vmmaskcmpv2df3): Ditto.
5329 (sse2_eq<mode>3): Ditto.
5330 (sse2_gt<mode>3): Ditto.
5331 (sse5_pcmov_<mode>): Add SSE5 support.
5332 (vec_unpacku_hi_v16qi): Ditto.
5333 (vec_unpacks_hi_v16qi): Ditto.
5334 (vec_unpacku_lo_v16qi): Ditto.
5335 (vec_unpacks_lo_v16qi): Ditto.
5336 (vec_unpacku_hi_v8hi): Ditto.
5337 (vec_unpacks_hi_v8hi): Ditto.
5338 (vec_unpacku_lo_v8hi): Ditto.
5339 (vec_unpacks_lo_v8hi): Ditto.
5340 (vec_unpacku_hi_v4si): Ditto.
5341 (vec_unpacks_hi_v4si): Ditto.
5342 (vec_unpacku_lo_v4si): Ditto.
5343 (vec_unpacks_lo_v4si): Ditto.
5344 (sse5_pmacsww): New SSE5 intrinsic insn.
5345 (sse5_pmacssww): Ditto.
5346 (sse5_pmacsdd): Ditto.
5347 (sse5_pmacssdd): Ditto.
5348 (sse5_pmacssdql): Ditto.
5349 (sse5_pmacssdqh): Ditto.
5350 (sse5_pmacsdqh): Ditto.
5351 (sse5_pmacsswd): Ditto.
5352 (sse5_pmacswd): Ditto.
5353 (sse5_pmadcsswd): Ditto.
5354 (sse5_pmadcswd): Ditto.
5355 (sse5_pcmov_<move>): Conditional move support on SSE5.
5356 (sse5_phaddbw): New SSE5 intrinsic insn.
5357 (sse5_phaddbd): Ditto.
5358 (sse5_phaddbq): Ditto.
5359 (sse5_phaddwd): Ditto.
5360 (sse5_phaddwq): Ditto.
5361 (sse5_phadddq): Ditto.
5362 (sse5_phaddubw): Ditto.
5363 (sse5_phaddubd): Ditto.
5364 (sse5_phaddubq): Ditto.
5365 (sse5_phadduwd): Ditto.
5366 (sse5_phadduwq): Ditto.
5367 (sse5_phaddudq): Ditto.
5368 (sse5_phsubbw): Ditto.
5369 (sse5_phsubwd): Ditto.
5370 (sse5_phsubdq): Ditto.
5371 (sse5_pperm): Ditto.
5372 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5373 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5374 (sse5_pperm_sign_v8hi_v4si): Ditto.
5375 (sse5_pperm_zero_v8hi_v4si): Ditto.
5376 (sse5_pperm_sign_v4si_v2di): Ditto.
5377 (sse5_pperm_sign_v4si_v2di): Ditto.
5378 (sse5_pperm_pack_v2di_v4si): Ditto.
5379 (sse5_pperm_pack_v4si_v8hi): Ditto.
5380 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5381 (sse5_perm<mode>): New SSE5 intrinsic insn.
5382 (rotl<mode>3): Ditto.
5383 (sse5_rotl<mode>3): Ditto.
5384 (sse5_ashl<mode>3): Ditto.
5385 (sse5_lshl<mode>3): Ditto.
5386 (sse5_frcz<mode>2): Ditto.
5387 (sse5s_frcz<mode>2): Ditto.
5388 (sse5_cvtph2ps): Ditto.
5389 (sse5_cvtps2ph): Ditto.
5390 (sse5_vmmaskcmp<mode>3): Ditto.
5391 (sse5_com_tf<mode>3): Ditto.
5392 (sse5_maskcmp<mode>3): Ditto.
5393 (sse5_maskcmp_uns<mode>3): Ditto.
5394 (sse5_maskcmp_uns2<mode>3): Ditto.
5395 (sse5_pcom_tf<mode>3): Ditto.
5397 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5399 (sse5_comparison_float_operator): New predicate to match the
5400 comparison operators supported by the SSE5 com instruction.
5401 (ix86_comparison_int_operator): New predicate to match just the
5402 signed int comparisons.
5403 (ix86_comparison_uns_operator): New predicate to match just the
5404 unsigned int comparisons.
5406 * doc/invoke.texi (-msse5): Add documentation.
5407 (-mfused-madd): Ditto.
5409 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5411 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5413 (x86_64-*-*): Ditto.
5415 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5417 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5418 intrinisics for SSE5.
5420 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5423 * config/i386/mmintrin-common.h: New file, to contain common
5424 instructions between SSE4.1 and SSE5.
5426 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5427 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5428 (gen_regparm_prefix): Ditto.
5430 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5431 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5432 prototype_p to determine if a function is prototyped.
5434 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5436 * config/dfp-bit.c (dfp_conversion_exception): New function.
5437 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5438 (DFP_TO_INT): Ditto.
5439 (INT_TO_DFP): Ditto.
5440 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5442 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5445 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5446 before sp restoration even when total_size is 0, but
5447 frame_pointer_needed.
5449 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5451 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5452 (xtensa_copy_incoming_a7): Use start_sequence instead of
5453 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5454 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5455 of the saveregs sequence.
5457 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5459 * c-tree.h (grokfield): Add a "tree *" argument.
5460 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5461 Chain nested decl attributes to it. Don't call decl_attributes here.
5462 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5463 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5464 (grokfield): Take a pointer to the decl's attributes and pass
5465 it to grokdeclarator.
5466 * c-parser.c (c_parser_struct_declaration): Update the calls to
5467 grokfield. Call decl_attributes for anonymous struct and union
5470 2007-09-12 Jan Hubicka <jh@suse.cz>
5472 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5474 2007-09-12 Ira Rosen <irar@il.ibm.com>
5476 PR tree-optimization/32377
5477 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5478 between positive and negative dependence distance using DDR_REVERSED_P.
5480 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5482 PR tree-optimization/33373
5483 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5484 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5486 2007-09-12 Jan Hubicka <jh@suse.cz>
5489 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5492 2007-09-12 Christian Bruel <christian.bruel@st.com>
5494 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5495 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5497 2007-09-12 Ira Rosen <irar@il.ibm.com>
5499 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5500 for oprnd1 if not required.
5501 (vectorizable_operation): Use scalar operand in SLP in case of
5502 shift with scalar argument.
5504 2007-09-12 Ira Rosen <irar@il.ibm.com>
5506 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5509 2007-09-11 James E. Wilson <wilson@specifix.com>
5511 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5512 TARGET_UNWIND_INFO is defined.
5513 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5516 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5518 * config/sh/sh.c (calc_live_regs): Use
5519 current_function_saves_all_registers instead of
5520 current_function_has_nonlocal_label.
5521 (sh_allocate_initial_value): Likewise.
5522 (sh_get_pr_initial_val): Likewise.
5523 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5524 * config/sh/sh.md (load_ra): Likewise.
5526 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5528 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5531 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5532 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5534 2007-09-12 Sa Liu <saliu@de.ibm.com>
5536 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5537 operands to DFmode GE or LE compares.
5539 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5541 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5542 REG_CLASS_NAMES): Add P0REGS.
5543 (REGNO_REG_CLASS): Return it where appropriate.
5544 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5545 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5546 * doc/md.texi (Blackfin family): Document 'q' constraints.
5548 2007-09-11 Steve Kenton <skenton@ou.edu>
5550 * pa/linux-unwind.h: Guard with inhibit_libc.
5551 * pa/hpux-unwind.h: Likewise.
5553 2007-09-11 David Daney <ddaney@avtrex.com>
5555 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5556 * doc/install.texi: Document new --with-llsc and --without-llsc
5558 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5559 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5560 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5562 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5563 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5564 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5565 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5566 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5567 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5568 * config/mips/mips.opt (mllsc): New option.
5569 * config/mips/mips.c (mips_llsc): Define variable.
5570 (mips_handle_option): Handle mllsc option.
5571 (override_options): Set mips_print_operand_punct for '|' and '-'.
5572 (print_operand): Add new %| and %- operand codes.
5573 * config/mips/mips.h (mips_llsc_setting): New enum type.
5574 (mips_llsc): Declare.
5575 (OPTION_DEFAULT_SPECS): Add llsc handling.
5576 (GENERATE_SYNC): New macro.
5577 (GENERATE_LL_SC): New macro.
5578 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5579 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5580 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5581 in %| and %- operand codes.
5583 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5585 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5586 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5588 2007-09-11 Jason Merrill <jason@redhat.com>
5591 * stor-layout.c (layout_decl): Do pack variable size fields.
5593 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5595 * config/m68k/predicates.md (movsi_const0_operand,
5596 non_symbolic_call_operand): New predicates.
5598 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5600 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5601 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5602 CW, CZ, CS, Ap and Ac.
5604 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5605 (constraints.md): New include.
5606 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5607 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5608 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5610 (pushdi): Add split.
5611 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5612 attributes. Split tstsi_internal_68020_cf from it.
5613 (tstsi_internal_68020_cf): New pattern.
5614 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5615 (tst<mode>_cf): Specify attributea.
5616 (cmpsi_cf): Name pattern. Specify attributes.
5617 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5618 (pushexthisi_const): Fix to use alternatives. Specify
5620 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5621 from it. Fix to use alternatives. Specify attributes.
5622 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5623 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5625 (movsf_cf_soft): Specify attributes.
5626 (movdf_cf_soft): Add split.
5627 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5628 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5629 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5630 (truncdfsf2_68881): Name pattern. Specify attributes.
5631 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5632 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5633 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5635 (addsi3_5200): Fix to use alternatives. Specify attributes.
5637 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5638 (subsi3): Add alternative for subq.l. Specify attributes.
5639 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5640 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5642 (umulhisi3): Specify attributes.
5643 (mulhisisi3_z): Name pattern. Specify attributes.
5644 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5645 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5646 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5647 bsetmemqi): Specify attributes.
5648 (bsetmemqi_ext): Name pattern. Specify attributes.
5649 (bclrmemqi): Specify attributes.
5650 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5651 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5653 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5654 pattern. Specify attributes.
5655 (jump): Specify attributes.
5656 (tablejump_internal): Name pattern. Specify attributes.
5657 (call_value): Split into non_symbolic_call_value,
5658 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5659 alternatives. Specify attributes.
5660 (non_symbolic_call_value, symbolic_call_value_jsr,
5661 symbolic_call_value_bsr): New patterns.
5662 (nop, return, unlink, indirect_jump): Specify attributes.
5663 (trap): Fix condition. Specify attributes.
5666 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5667 (override_options): Initialize it. Initialize m68k_sched_cpu.
5668 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5669 (const_method): Make global, rename to m68k_const_method.
5670 (const_int_cost, output_move_const_into_data_reg): Update.
5671 (output_move_double): Parametrize to emit rtl code, rename to
5673 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5674 emit_movsi): New static functions.
5675 (output_move_double): New function with semantics of old
5677 (m68k_emit_move_double): New function.
5678 (m68k_sched_cpu): New variable.
5679 (attr_op_type): New enum.
5680 (sched_guess_p): New variable.
5681 (sched_address_type, sched_operand_type, sched_attr_op_type):
5682 New static functions.
5683 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5684 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5685 (sched_branch_type): New static variable.
5686 (m68k_sched_branch_type): New function.
5687 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5688 (m68k_symbolic_call_var): Declare.
5689 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5690 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5691 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5692 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5695 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5697 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5698 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5699 error if __builtin_va_arg_pack_len () wasn't optimized out during
5701 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5702 with the number of inline's anonymous arguments.
5703 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5705 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5707 * fold-const.c (extract_muldiv_1): Do not simplify
5710 2007-09-11 Jan Hubicka <jh@suse.cz>
5712 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5713 (TARGET_INTER_UNIT_CONVERSIONS): New.
5714 * i386.md (floatsi expanders): Remove redundant check for SImode
5715 source; offload to memory when asked for.
5716 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5717 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5719 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5720 floatsidf2_mixed_memory, floatsidf2_sse_memory
5721 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5722 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5724 2007-09-11 Jan Hubicka <jh@suse.cz>
5726 * toplev.c (process_options): all frontends now do unit-at-a-time.
5727 * cgraphunit.c: update comments.
5728 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5729 * c-decl.c (finish_function): use cgraph_add_new_function.
5730 * function.c (expand_function_end): We are always unit-at-a-time.
5732 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5734 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5735 settings for MIPS16.
5736 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5738 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5740 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5741 SYMBOL_FORCE_TO_MEM constants.
5742 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5743 (mips16_rewrite_pool_refs_info): New structure.
5744 (mips16_rewrite_pool_constant): New function, split out from...
5745 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5746 mips16_rewrite_pool_refs_info structure rather than a pointer
5747 to a constant pool. Force force_to_mem_operands into memory.
5748 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5749 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5750 * config/mips/constraints.md (kf): New constraint.
5751 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5752 (*movsi_mips16): Likewise.
5754 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5755 Nigel Stephens <nigel@mips.com>
5756 David Ung <davidu@mips.com>
5758 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5759 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5760 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5761 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5762 (mips_zero_extend_cost): New functions.
5763 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5764 Use the new functions. Tweak many cost estimates, both here
5765 and in the new subroutines. Return false when the cost of the
5766 operands has not been calculated. Check for *clear_upper32.
5767 Check for floating-point multiply-add, reciprocal and rsqrt
5768 patterns. Handle comparison and rotation codes.
5770 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5772 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5774 * config/i386/i386.c (get_dllimport_decl): Don't strip
5777 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5780 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5781 declarations to top.
5782 (DFP_TO_BFP): Use for either XFmode or TFmode.
5783 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5785 * config/dfp-bit.h: Include float.h.
5786 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5787 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5788 which doesn't mean the same thing.
5789 (BFP_KIND): Use 4 to mean TFmode.
5790 (BFP_FMT): Specify the number of decimal digits based on the
5791 number of mantissa digits.
5792 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5793 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5794 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5795 (TFtype): Define if TFmode is supported.
5796 * doc/libgcc.texi (Decimal float library routines): Document
5797 TF conversion functions.
5799 2007-09-10 Chao-ying Fu <fu@mips.com>
5801 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5802 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5803 (mips_emit_compare): Process fixed-point modes.
5804 (mips_pad_arg_upward): Support fixed-point types.
5805 (override_options): Allow fixed-point modes in accumulators.
5806 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5807 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5808 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5809 (mips_scalar_mode_supported_p): New function to accept fixed-point
5810 modes if the width is not greater than two BITS_PER_WORD.
5811 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5812 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5813 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5814 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5815 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5817 ("IMODE"): New mode attribute.
5818 (mips-fixed.md): Include.
5819 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5821 * config/mips/mips-fixed.md: New file.
5823 2007-09-11 Ben Elliston <bje@au.ibm.com>
5825 * config/spu/spu.md: Formatting fixes.
5827 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5829 * config/dfp-bit.c (dfp_unary_func): Delete.
5830 (dfp_unary_op): Delete.
5831 (dfp_binary_op): Use decFloat functions instead of decNumber
5832 functions for binary operations.
5833 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5834 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5836 (dfp_compare_op): Use decFloat functions insteadof decNumber
5837 functions for comparisons.
5838 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5839 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5841 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5842 call to dxx_binary_op and decFloat function.
5843 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5844 calls to dxx_binary_op and decFloat function.
5845 * config/dfp-bit.h: Include decFloat header files.
5846 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5847 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5848 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5849 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5851 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5852 Jan Sjodin <jan.sjodin@amd.com>
5854 * tree-vect-analyze.c (vect_analyze_operations): Change
5855 comparison of loop iterations with threshold to less than
5856 or equal to instead of less than. Reduce
5857 min_scalar_loop_bound by one.
5858 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5859 Change prologue and epilogue iterations estimate to vf/2,
5860 when unknown at compile-time. Change versioning guard
5861 cost to taken_branch_cost. If peeling for alignment is
5862 unknown at compile-time, change peel guard costs to one
5863 taken branch and one not-taken branch per peeled loop.
5864 If peeling for alignment is known but number of scalar loop
5865 iterations is unknown at compile-time, change peel guard
5866 costs to one taken branch per peeled loop. Change the cost
5867 model equation to consider vector iterations as the loop
5868 iterations less the prologue and epilogue iterations.
5869 Change outside vector cost check to less than or equal to
5870 zero instead of equal to zero.
5871 (vect_do_peeling_for_loop_bound): Reduce
5872 min_scalar_loop_bound by one.
5873 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5874 TARG_COND_NOT_TAKEN_BRANCH_COST.
5875 * config/i386/i386.h (processor_costs): Add
5876 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5877 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5878 vec_align_load_cost, vect_unalign_load_cost,
5879 vec_store_cost, cond_taken_branch_cost,
5880 cond_not_taken_branch_cost.
5881 Define macros for x86 costs.
5882 * config/i386/i386.c:
5883 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5884 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5885 scalar_to_vec_cost, vec_align_load_cost,
5886 vect_unalign_load_cost, vec_store_cost,
5887 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5888 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5889 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5890 core2_cost, generic64_cost, generic32_cost): Set to default
5892 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5893 (x86_builtin_vectorization_cost): New.
5895 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5896 Ben Elliston <bje@au.ibm.com>
5898 * dfp.c: Include decimal128Local.h;
5899 (dfp_byte_swap): Remove.
5900 (encode_decimal32, decode_decimal32): Don't handle endianness.
5901 (encode_decimal64, decode_decimal64): Ditto.
5902 (encode_decimal128, decode_decimal128): Ditto.
5903 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5905 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5907 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5908 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5910 2007-09-10 David Daney <ddaney@avtrex.com>
5912 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5914 (memory_barrier): Rewrote as an insn that clobbers memory.
5916 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5918 * config/mips/mips.c (mips_global_pointer): Check
5919 call_really_used_regs instead of call_used_regs.
5920 (mips_save_reg_p): Likewise. Save all call-saved registers
5921 if current_function_saves_all_registers. Fix indentation.
5922 No longer treat $18 as a special case.
5923 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5925 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5927 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5928 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5929 the introductory comment.
5930 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5931 (override_options): Don't test for it.
5932 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5933 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5934 * config/mips/vr.h: As for config/mips/sde.h.
5936 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5937 Revital Eres <eres@il.ibm.com>
5939 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5940 (struct ddg): Define.
5941 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5942 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5943 * config/spu/spu.c: Include ddg.h.
5944 (TARGET_SCHED_SMS_RES_MII): Define.
5945 (spu_sms_res_mii): New function to calculate mii.
5946 * modulo-sched (res_MII): Use it.
5947 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5949 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5951 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5952 pool entries since they might hold values that must not be shared.
5954 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5957 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5958 Use 'N' operand constraint for op2.
5959 (lshr<mode>3): Ditto.
5960 (ashl<mode>3): Ditto.
5961 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5962 (vec_shr_<mode>): Ditto.
5963 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5964 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5966 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5968 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5969 Change mode macro in the last real_2expN parameter to uppercase.
5971 2007-09-10 Michael Matz <matz@suse.de>
5973 * tree-pass.h (pass_cselim): Declare new pass.
5974 * passes.c (init_optimization_passes): Link in pass_cselim.
5975 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5976 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5977 cond_store_replacement.
5978 (condstoretemp): New static variable.
5979 (cond_store_replacement): New function.
5980 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5981 tree_ssa_phiopt_worker.
5982 (struct name_to_bb): New.
5983 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5984 nt_init_block, nt_fini_block): New static functions.
5985 (seen_ssa_names, nontrap_set): New static variables.
5986 (gate_cselim, pass_cselim): Define new pass.
5987 * common.opt (ftree-cselim): New flag.
5988 * toplev.c (process_options): Set flag_tree_cselim if required.
5990 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5992 * simplify-rtx.c (simplify_relational_operation_1): For recent
5993 canonicalization, don't recurse if op1 equals both PLUS arguments.
5995 2007-09-09 David Daney <ddaney@avtrex.com>
5997 * optabs.c (expand_sync_operation): Use plus insn if minus
5999 (expand_sync_fetch_operation): Ditto.
6001 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6003 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6005 (*floatsisf2_sse_vector): Likewise.
6007 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6009 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6011 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6013 * config/i386/i386.h (ix86_tune_indices): Rename
6014 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6015 (TARGET_USE_VECTOR_CONVERTS): Updated.
6016 * config/i386/i386.c: Likewise.
6018 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6019 Nigel Stephens <nigel@mips.com>
6021 * doc/invoke.texi (Overall Options): Add .sx file extension
6022 as a synonym for .S.
6023 * cppspec.c (known_suffixes): Likewise.
6024 * gcc.c (default_compilers): Likewise.
6026 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6029 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6030 * simplify-rtx.c (simplify_relational_operation_1): Add the
6031 canonicalization from i386.h.
6032 * doc/md.texi (Canonicalization of Instructions): Document it.
6034 2007-09-09 Jan Hubicka <jh@suse.cz>
6035 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6037 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6038 (TARGET_USE_VECTOR_CONVERTS): New.
6039 * i386.md: New post-reload splitters for converting SF to DF and DF to
6041 (floatsi* expander): Special case vector conversions.
6042 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6043 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6044 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6045 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6046 Disable when doing vector converts.
6047 (floatsi<mode>2_i387): Disable when
6048 * sse.md (vec_dupv2df): Export.
6049 * i386.c (ix86_tune_features): Enable SSE conversions.
6051 2007-09-09 Richard Guenther <rguenther@suse.de>
6053 * tree-ssa-operands.c (add_virtual_operand): Only mark
6054 stores as has_volatile_ops if alias information is not available.
6056 2007-09-09 Revital Eres <eres@il.ibm.com>
6058 * doc/contrib.texi: Add myself.
6060 2007-09-09 Ira Rosen <irar@il.ibm.com>
6062 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6063 stmt_vinfo_set_outside_of_loop_cost): New functions.
6064 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6065 (vect_model_simple_cost): Call
6066 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6067 field instead of calling vect_get_cost_fields.
6068 (vect_model_store_cost, vect_model_load_cost): Likewise.
6070 2007-09-09 Revital Eres <eres@il.ibm.com>
6072 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6073 declaration to bdesc_paired_preds variable.
6074 (paired_expand_builtin): Likewise.
6076 2007-09-09 Revital Eres <eres@il.ibm.com>
6078 * dbgcnt.def (sms_sched_loop): New counter.
6079 * modulo-sched.c: Use sms_sched_loop instead of
6080 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6081 perform swing modulo scheduling on. Include dbgcnt.h.
6082 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6083 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6085 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6087 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6088 Substitute all uses with ...
6089 (MODEF): New mode iterator.
6091 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6092 from pre-regalloc define_insn_and_split splitter pattern.
6093 (*fix_trunc<mode>_i387_1): Ditto.
6094 (*fistdi2_1): Ditto.
6095 (*fist<mode>2_1): Ditto.
6096 (frndintxf2_floor): Ditto.
6097 (*fist<mode>2_floor_1): Ditto.
6098 (frndintxf2_ceil): Ditto.
6099 (*fist<mode>2_ceil_1): Ditto.
6100 (frndintxf2_trunc): Ditto.
6101 (frndintxf2_mask_pm): Ditto.
6103 (prologue): Use (const_int 0) as never generated filler insn.
6105 (sibcall_epilogue): Ditto.
6106 (eh_return_si): Ditto.
6107 (eh_return_di): Ditto.
6109 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6110 using MODEF mode iterator.
6111 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6112 using MODEF mode iterator.
6113 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6114 using MODEF mode iterator.
6115 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6116 Macroize expander using MODEF mode iterator.
6118 (zero_extendsidi2): Remove operand constraints from expander.
6119 (smuldi3_highpart): Ditto.
6120 (indirect_jump): Ditto.
6123 * config/i386/sse.md (storentv4sf): Ditto.
6124 (storentv2df): Ditto.
6125 (storentv2di): Ditto.
6127 (sse2_cvtpd2ps): Ditto.
6128 (vec_interleave_highv16qi): Ditto.
6129 (vec_interleave_lowv16qi): Ditto.
6130 (vec_interleave_highv8hi): Ditto.
6131 (vec_interleave_lowv8hi): Ditto.
6132 (vec_interleave_highv4si): Ditto.
6133 (vec_interleave_lowv4si): Ditto.
6134 (vec_interleave_highv2di): Ditto.
6135 (vec_interleave_lowv2di): Ditto.
6136 (sse2_maskmovdqu): Ditto.
6137 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6139 2007-09-09 Ira Rosen <irar@il.ibm.com>
6141 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6142 (struct _slp_tree, struct _slp_instance): Define new data structures
6143 along macros for their access.
6144 (struct _loop_vec_info): Define new fields: strided_stores,
6145 slp_instances, and slp_unrolling_factor along macros for their access.
6146 (enum slp_vect_type): New.
6147 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6149 (STMT_VINFO_STRIDED_ACCESS): New macro.
6150 (vect_free_slp_tree): Declare.
6151 (vectorizable_load): Add an argument of type slp_tree.
6152 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6153 vectorizable_assignment): Likewise.
6154 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6155 Declare (make extern).
6156 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6157 (new_loop_vec_info): Likewise.
6158 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6159 * tree-vect-analyze.c: Include recog.h.
6160 (vect_update_slp_costs_according_to_vf): New.
6161 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6162 functions. For not pure SLP stmts with strided access check that the
6163 group size is power of 2. Update the vectorization factor according to
6164 SLP. Call vect_update_slp_costs_according_to_vf.
6165 (vect_analyze_group_access): New.
6166 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6167 (vect_free_slp_tree): New functions.
6168 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6169 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6170 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6171 vect_detect_hybrid_slp): Likewise.
6172 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6173 and vect_detect_hybrid_slp.
6174 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6175 SLP costs into account.
6176 (vect_get_cost_fields): New function.
6177 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6179 (vect_model_store_cost, vect_model_load_cost): Likewise.
6180 (vect_get_constant_vectors): New function.
6181 (vect_get_slp_vect_defs, vect_get_slp_defs,
6182 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6183 vect_get_vec_defs): Likewise.
6184 (vectorizable_reduction): Don't handle SLP for now.
6185 (vectorizable_call): Don't handle SLP for now. Add argument to
6186 vect_model_simple_cost.
6187 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6188 get SLPed and vectorized defs). Fix indentation and spacing.
6189 (vectorizable_assignment): Handle SLP.
6190 (vectorizable_induction): Don't handle SLP for now.
6191 (vectorizable_operation): Likewise.
6192 (vectorizable_type_demotion): Add argument to
6193 vect_model_simple_cost.
6194 (vectorizable_type_promotion): Likewise.
6195 (vectorizable_store, vectorizable_load): Handle SLP.
6196 (vectorizable_condition): Don't handle SLP for now.
6197 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6198 no SLP transformation required for unsupported cases. Add SLP
6199 argument for supported cases.
6200 (vect_remove_stores): New function.
6201 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6202 (vect_transform_loop): Schedule SLP instances.
6203 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6205 2007-09-09 Andrew Haley <aph@redhat.com>
6207 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6210 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6212 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6213 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6214 Similar for what label_refs can go in the JUMP_TARGET field. Split
6215 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6216 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6217 REG_LABEL when replacing an operand with a LABEL_REF for a
6219 (subst_reloads): When replacing a LABEL_REG with a register,
6220 instead of generating a REG_LABEL note, assert that there already
6221 is one or that the label is a known target for the insn.
6222 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6223 note, check the JUMP_LABEL field. Remove "else" after return.
6224 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6225 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6226 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6227 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6228 insns. Iterate over all notes; don't assume there's only one.
6229 * cse.c (recorded_label_ref): Adjust comment to refer to
6231 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6232 insns, not just NONJUMP_INSN_P.
6233 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6234 isn't a jump target.
6235 * jump.c (rebuild_jump_labels): Adjust head comment.
6236 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6237 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6238 (mark_all_labels): For JUMP_P insns without a target, check if the
6239 the target is noted on the previous nonjump insn.
6240 (mark_jump_label_1): New function, guts from mark_jump_label.
6241 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6242 marking jump target labels.
6243 <case LABEL_REF>: Adjust for whether to generate a
6244 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6245 For 'E' format rtl, iterate in descending element order.
6246 (delete_related_insns): Handle both REG_LABEL_TARGET and
6247 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6248 reference count, delete and fallthrough. Move finding-next-
6249 non-deleted insn last in the function. Look at all INSN_P insns
6250 for REG_LABEL_OPERAND notes.
6251 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6253 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6254 JUMP_LABEL, output the INSN_UID of it.
6255 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6256 and/or REG_LABEL_TARGET.
6257 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6258 with jump.c copy by only adding notes for labels actually
6259 referenced in the insn.
6260 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6261 usage count increment; handle all INSN_P trial insns.
6262 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6264 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6265 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6266 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6268 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6269 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6270 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6271 on all INSN_P insns.
6272 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6273 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6274 REG_LABEL_OPERAND notes.
6275 * reload1.c (calculate_needs_all_insns): Adjust comments.
6276 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6277 * config/alpha/alpha.md (split for load of an address into a
6278 four-insn sequence on Unicos/Mk): Adjust to use
6280 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6282 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6285 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6286 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6287 FOR_BB_INSNS_SAFE instead of for loop.
6288 * cse.c (cse_extended_basic_block): Likewise.
6289 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6290 that the for loop does not invoke NEXT_INSN on a deleted insn.
6291 * function.c (instantiate_virtual_regs): Likewise.
6292 * lower-subreg.c (remove_retval_note): Likewise.
6293 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6295 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6297 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6298 insn, if it's a jump.
6299 (try_redirect_by_replacing_jump): New variable jump_p. Call
6300 tablejump_p before delete_insn_chain.
6301 * reload1.c (reload): New variable next. Make sure that the for
6302 loop does not invoke NEXT_INSN on a deleted insn.
6303 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6304 (delete_output_reload): New variable prev. Make sure the the for
6305 loops do not invoke PREV_INSN on a deleted insn.
6307 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6309 * pa/constraints.md: Remove 'X' from unused letters comment.
6311 2007-09-08 Richard Guenther <rguenther@suse.de>
6313 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6314 computed check stmt_ann->references_memory instead of counting
6317 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6319 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6320 validate_change() in one more case.
6322 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6324 PR tree-optimization/32283
6325 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6326 estimated_loop_iterations.
6327 (determine_use_iv_cost_condition): Decrease cost of expressions
6328 used in iv elimination.
6330 2007-09-08 Richard Guenther <rguenther@suse.de>
6332 * tree-cfg.c (verify_gimple_expr): Avoid building new
6333 pointer types, use TYPE_POINTER_TO if available instead.
6335 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6338 PR rtl-optimization/26449
6339 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6340 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6342 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6343 define_expand. Split insn in split1 pass.
6346 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6348 PR tree-optimization/33301
6349 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6352 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6354 PR tree-optimization/32183
6355 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6357 * tree-ssa-reassoc.c: Include cfgloop.h.
6358 (is_reassociable_op): Add a loop argument and return true only
6360 (linearize_expr): Updated.
6361 (should_break_up_subtract): Likewise.
6362 (linearize_expr_tree): Likewise.
6363 (init_reassoc): Call loop_optimizer_init with
6364 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6365 with CDI_DOMINATORS.
6366 (fini_reassoc): Call loop_optimizer_finalize.
6368 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6370 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6371 if there is no i-cache.
6373 2007-09-07 Richard Guenther <rguenther@suse.de>
6376 2007-09-06 Richard Guenther <rguenther@suse.de>
6378 PR tree-optimization/32586
6379 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6380 folding if nothing changed.
6381 (simplify_unary_expression): New function. Do tree combining
6382 on conversion like codes.
6383 (try_to_simplify): Call it.
6385 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6388 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6389 (__gthread_active,__gthread_start, __gthread_active_init): New.
6390 * gthr-posix95.h: Likewise.
6392 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6394 * function.h (struct function): Rename calls_unwind_init
6395 to saves_all_registers.
6396 (current_function_saves_all_registers): Renamed from
6397 current_function_calls_unwind_init.
6398 * reload1.c (reload): Set current_function_saves_all_registers.
6399 * except.c (expand_builtin_unwind_init): Likewise.
6400 * config/m68k/m68k.c (m68k_save_reg): Use
6401 current_function_saves_all_registers to save pic register.
6403 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6405 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6406 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6408 Reapply reverted changes:
6410 2007-09-06 Jan Hubicka <jh@suse.cz>
6412 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6415 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6417 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6418 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6420 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6422 * optabs.c (expand_float): Convert unsigned integer as signed only
6423 if it provides sufficient accuracy; add mode argument to real_2expN.
6424 (expand_fix): Fix comment typos; extend binary float into mode
6425 wider than destination for converion to unsigned integer; add mode
6426 argument to real_2expN.
6427 * real.c (real_2expN): Add mode argument to special-case decimal
6429 * real.h (real_2expN): Ditto.
6430 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6432 (fixed_from_string): Ditto.
6433 (fixed_to_decimal): Ditto.
6434 (fixed_convert_from_real): Ditto.
6435 (real_convert_from_fixed): Ditto.
6436 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6437 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6438 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6439 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6441 2007-09-07 Diego Novillo <dnovillo@google.com>
6443 * tree-flow.h (const_block_stmt_iterator): Remove.
6444 Update all users to use block_stmt_iterator.
6445 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6446 Update all users to use tree_stmt_iterator.
6448 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6450 * config/mips/mips.c (mips_set_current_function): Temporarily
6451 make this a no-op to fix bootstrap errors, pending rewrite.
6453 2007-09-07 Jan Hubicka <jh@suse.cz>
6455 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6458 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6460 PR tree-optimization/33299
6461 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6462 uses for all relevant loop-exit phis, not just the first.
6464 2007-09-07 Richard Guenther <rguenther@suse.de>
6467 * tree-ssa-operands.c (access_can_touch_variable): An access
6468 of the form (*p)[0] can touch a variable of same size.
6470 2007-09-07 Jan Hubicka <jh@suse.cz>
6472 * passes.c (init_optimization_passes): Add simple dce and addressable
6474 * tree-ssa.c (execute_update_addresses_taken): New function.
6475 (pass_update_address_taken): New.
6476 * tree-ssa-dse.c (execute_simple_dse): New function.
6477 (pass_simple_dse): New.
6478 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6480 2007-09-07 Tobias Burnus <burnus@net-b.de>
6483 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6485 2007-09-07 Richard Guenther <rguenther@suse.de>
6488 2007-09-06 Richard Guenther <rguenther@suse.de>
6490 PR tree-optimization/32586
6491 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6492 folding if nothing changed.
6493 (simplify_unary_expression): New function. Do tree combining
6494 on conversion like codes.
6495 (try_to_simplify): Call it.
6497 2007-09-07 Richard Guenther <rguenther@suse.de>
6498 Uros Bizjak <ubizjak@gmail.com>
6500 PR tree-optimization/32821
6501 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6502 NULL in the call to set_bb_stmt_list.
6504 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6506 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6507 float calls here, rather than leaving some to the caller.
6508 Use call_internal_direct and call_value_internal_direct.
6509 * config/mips/mips.md (call_internal_direct): New pattern.
6510 (call_value_internal_direct): Likewise.
6512 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6514 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6515 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6517 (override_options): Set mips_base_move_loop_invariants.
6519 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6521 * config/mips/mips.opt (mcode-readable=): Move to keep list
6524 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6526 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6527 and -mgpopt options. Adjust the -G documentation to match.
6528 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6529 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6530 function, split out from mips_classify_symbol. Return false for
6531 !TARGET_LOCAL_SDATA.
6532 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6533 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6534 (override_options): Check whether the -mgpopt setting is consistent
6535 with the other flags.
6536 (symbolic_expression_p): Delete.
6537 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6538 and default_elf_select_rtx_section.
6539 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6540 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6541 external data and TARGET_EXTERN_SDATA.
6543 2007-09-07 Tobias Burnus <burnus@net-b.de>
6546 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6548 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6550 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6551 FOR_BB_INSNS_SAFE instead of for loop.
6552 * cse.c (cse_extended_basic_block): Likewise.
6553 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6554 that the for loop does not invoke NEXT_INSN on a deleted insn.
6555 * function.c (instantiate_virtual_regs): Likewise.
6556 * lower-subreg.c (remove_retval_note): Likewise.
6557 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6559 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6561 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6562 insn, if it's a jump.
6563 (try_redirect_by_replacing_jump): New variable jump_p. Call
6564 tablejump_p before delete_insn_chain.
6565 * reload1.c (reload): New variable next. Make sure that the for
6566 loop does not invoke NEXT_INSN on a deleted insn.
6567 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6568 (delete_output_reload): New variable prev. Make sure the the for
6569 loops do not invoke PREV_INSN on a deleted insn.
6571 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6573 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6574 * cgraph.h (rebuild_cgraph_edges): Declare.
6575 * tree-pass.h (pass_expand_omp_ssa): New.
6576 * omp-low.c (find_omp_clause): Export.
6577 (copy_var_decl): Split from omp_copy_decl_2.
6578 (build_omp_barrier): Return the call to emit instead of emitting
6580 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6582 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6583 expand_omp_for_generic, expand_omp_for_static_nochunk,
6584 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6585 Adapted to work on SSA form.
6586 (execute_expand_omp): Do not invalidate dominance information.
6587 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6588 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6589 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6591 (force_gimple_operand): Allow gimplifying code expressions without
6593 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6594 * common.opt (fopenmp-ssa): New.
6595 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6596 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6597 * tree-cfg.c: Include tree-inline.h.
6598 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6599 (replace_by_duplicate_decl, replace_ssa_name,
6600 mark_virtual_ops_in_region): New functions.
6601 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6602 to work on SSA form.
6603 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6604 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6607 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6609 * tree-loop-linear.c: Include obstack.h.
6610 (linear_transform_loops): New obstack lambda_obstack.
6611 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6612 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6613 and free afterwards.
6614 * lambda.h (struct obstack): New forward declaration.
6615 (lambda_linear_expression_new): New parameter of type struct
6617 (lambda_loopnest_new): Likewise.
6618 (lambda_loopnest_transform): Likewise.
6619 (lambda_body_vector_new): Likewise.
6620 (lambda_body_vector_compute_new): Likewise.
6621 (gcc_loopnest_to_lambda_loopnest): Likewise.
6622 (lambda_loopnest_to_gcc_loopnest): Likewise.
6623 * lambda-code.c: Include obstack.h.
6624 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6626 (lambda_body_vector_new): Likewise.
6627 (lambda_linear_expression_new): Likewise.
6628 (lambda_lattice_new): Likewise.
6629 (lambda_loopnest_new): Likewise. Additionally use obstack to
6630 allocate LN_LOOPS(ret).
6631 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6632 it to lambda_lattice_new.
6633 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6634 Pass it to lambda_body_vector_new.
6635 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6636 it to lambda_lattice_new.
6637 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6638 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6639 (lambda_compute_target_space): Likewise.
6640 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6641 Pass it to lambda_lattice_compute_base and
6642 compute_nest_using_fourieer_motzkin.
6643 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6644 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6645 and lambda_lattice_compute_target_space.
6646 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6647 Pass it to lambda_linear_expression_new.
6648 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6649 to gcc_tree_to_linear_expression.
6650 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6651 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6652 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6653 Pass it to lambda_body_vector_new and
6654 lambda_body_vector_compute_new.
6655 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6656 (lambda-code.o): Likewise.
6658 2007-09-06 Chao-ying Fu <fu@mips.com>
6660 * ginclude/stdfix.h: New file.
6661 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6662 (convert.o): Add dependence on fixed-value.h.
6663 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6664 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6665 to define fixed-point constants.
6666 (c_cpp_builtins): Define fixed-point constants.
6667 * convert.c (fixed-value.h): New include.
6668 (convert_to_real): Update comment to include fixed-point.
6669 Support FIXED_POINT_TYPE.
6670 (convert_to_integer): Update comment to include fixed-point.
6671 Support FIXED_POINT_TYPE.
6672 (convert_to_complex): Support FIXED_POINT_TYPE.
6673 (convert_to_fixed): New function.
6674 * convert.h (convert_to_fixed): Declare.
6675 * genopinit.c: Add comment about $Q for only fixed-point modes.
6676 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6677 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6678 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6679 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6680 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6681 usneg_optab for fixed-point modes.
6682 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6684 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6685 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6686 unsigned saturation optabs, when type is saturating.
6687 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6688 (expand_fixed_convert): New function.
6689 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6690 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6691 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6692 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6693 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6694 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6696 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6697 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6698 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6699 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6700 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6702 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6703 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6704 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6705 fractuns, satfractuns.
6706 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6707 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6708 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6709 OTI_ssmsub_widen, OTI_usmsub_widen.
6710 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6711 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6712 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6713 umsub_widen_optab, usmsub_widen_optab): Define.
6714 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6716 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6718 (expand_fixed_convert): Declare.
6719 * expr.c (convert_move): Support the move of fixed-point modes.
6720 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6721 (categorize_ctor_elements_1): Handle FIXED_CST.
6722 (count_type_elements): Handle FIXED_POINT_TYPE.
6723 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6724 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6726 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6727 multiply and add/subtract for fixed-point types.
6728 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6729 mode, we jump to binop directly.
6730 Support FIXED_CONVERT_EXPR.
6731 (do_store_flag): Check FIXED_CST to put a constant second.
6732 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6733 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6734 (const_vector_from_tree): Support FIXED_CST.
6735 * doc/extend.texi (Fixed-Point): New node.
6736 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6737 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6738 satfract, fractuns, satfractuns): Document them.
6740 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6742 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6743 addresses into I registers.
6745 2007-09-06 Jan Hubicka <jh@suse.cz>
6746 Andreas Tobler <a.tobler@schweiz.org>
6748 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6750 (machopic_legitimize_pic_address): Likewise.
6752 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6753 Jan Hubicka <jh@suse.cz>
6755 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6756 instead of ufloat_optab->handlers directly.
6757 (floatdidf2): Likewise.
6759 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6761 * config/mips/mips.c: Include diagnostic.h.
6762 (mips_set_current_function): Check errorcount and sorrycount
6763 before generating RTL.
6765 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6768 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6769 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6770 (print_operand_reloc): Likewise.
6772 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6776 2007-09-06 Jan Hubicka <jh@suse.cz>
6778 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6781 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6783 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6784 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6786 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6788 * optabs.c (expand_float): Convert unsigned integer as signed only
6789 if it provides sufficient accuracy; add mode argument to real_2expN.
6790 (expand_fix): Fix comment typos; extend binary float into mode
6791 wider than destination for converion to unsigned integer; add mode
6792 argument to real_2expN.
6793 * real.c (real_2expN): Add mode argument to special-case decimal
6795 * real.h (real_2expN): Ditto.
6796 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6798 (fixed_from_string): Ditto.
6799 (fixed_to_decimal): Ditto.
6800 (fixed_convert_from_real): Ditto.
6801 (real_convert_from_fixed): Ditto.
6802 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6803 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6804 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6805 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6807 2007-09-06 Tom Tromey <tromey@redhat.com>
6809 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6810 * c-pch.c (c_common_read_pch): Restore current location after
6812 * tree.c (expand_location): Update.
6813 (expr_filename): Changed return type. Unified the two cases.
6814 (expr_lineno): Likewise.
6815 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6817 * toplev.c (line_table): Changed type.
6818 (general_init): Update.
6819 (realloc_for_line_map): New function.
6820 (general_init): Allocate line_table using GC.
6821 * fix-header.c (line_table): Changed type.
6822 (read_scan_file): Update.
6823 (read_scan_file): Update.
6824 * c-ppoutput.c (maybe_print_line): Update.
6825 (print_line): Update.
6826 (cb_line_change): Update.
6827 (cb_define): Update.
6828 (pp_file_change): Update.
6829 * c-opts.c (c_common_init_options): Update.
6830 (finish_options): Update.
6831 (push_command_line_include): Update.
6832 * c-lex.c (cb_line_change): Update.
6833 (cb_def_pragma): Update.
6834 (cb_define): Update.
6836 (c_lex_with_flags): Use cpp_get_token_with_location.
6837 * input.h (line_table): Changed type.
6838 (location_from_locus): New macro.
6839 * tree.h (EXPR_FILENAME): No longer an lvalue.
6840 (EXPR_LINENO): Likewise.
6841 (expr_locus, set_expr_locus): Declare separately for
6842 USE_MAPPED_LOCATION.
6843 (expr_filename, expr_lineno): Changed return type.
6844 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6845 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6846 (expand_gimple_basic_block): Likewise.
6847 * final.c (final_scan_insn): Use expanded_location.
6849 2007-09-06 Richard Guenther <rguenther@suse.de>
6851 PR tree-optimization/32586
6852 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6853 folding if nothing changed.
6854 (simplify_unary_expression): New function. Do tree combining
6855 on conversion like codes.
6856 (try_to_simplify): Call it.
6857 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6858 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6860 2007-09-06 Jan Hubicka <jh@suse.cz>
6863 * cse.c (fold_rtx): Avoid invalid sharing.
6865 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6867 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6868 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6870 2007-09-06 Revital Eres <eres@il.ibm.com>
6872 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6873 Fix offsettable memory reference for 750CL.
6875 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6877 * reload.c (find_reloads_address_1): Try to preserve original
6878 base/index regclass of operands.
6879 * regrename.c (scan_rtx_address): Likewise.
6880 (replace_oldest_value_addr): Likewise.
6882 2007-09-06 Richard Guenther <rguenther@suse.de>
6884 PR tree-optimization/33302
6885 * domwalk.c (walk_dominator_tree): The exit block is
6886 interesting even if it is not reachable.
6888 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6891 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6893 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6895 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6898 2007-09-05 Ian Lance Taylor <iant@google.com>
6900 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6902 (dump_generic_node): Likewise.
6903 * print-rtl.c (print_decl_name): Likewise.
6904 * print-tree.c (print_node_brief): Likewise.
6905 (print_node): Likewise.
6906 * Makefile.in (RTL_BASE_H): Add alias.h.
6909 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6911 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6913 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6914 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6916 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6918 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6919 (tm_defines): Define UCLIBC_DEFAULT to 1.
6920 (extra_options): Add linux.opt.
6921 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6922 (CRT_CALL_STATIC_FUNCTION): Likewise.
6923 (NO_IMPLICIT_EXTERN_C): Likewise.
6924 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6925 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6926 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6927 (ENDFILE_SPEC): Don't define.
6928 (LIB_SPEC): Likewise.
6929 (CRT_CALL_STATIC_FUNCTION): Likewise.
6930 (NO_IMPLICIT_EXTERN_C): Likewise.
6931 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6932 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6934 2007-09-06 Jan Hubicka <jh@suse.cz>
6936 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6939 2007-09-06 Jan Hubicka <jh@suse.cz>
6941 * opts.c (common_handle_option): Enable inlining functions for
6944 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6946 * builtin-attrs.def (ATTR_NONNULL_3): New.
6947 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6948 ATTR_NOTHROW_NONNULL_##FA.
6949 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6950 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6951 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6952 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6953 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6954 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6955 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6957 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6958 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6959 ATTR_FORMAT_NOTHROW_3_4): Remove.
6960 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6961 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6962 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6963 instead of ATTR_FORMAT_*_*.
6965 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6967 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6968 parts re-used for REG_FRAME_RELATED_EXPR.
6970 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6972 * optabs.c (expand_float): Convert unsigned integer as signed only
6973 if it provides sufficient accuracy; add mode argument to real_2expN.
6974 (expand_fix): Fix comment typos; extend binary float into mode
6975 wider than destination for converion to unsigned integer; add mode
6976 argument to real_2expN.
6977 * real.c (real_2expN): Add mode argument to special-case decimal
6979 * real.h (real_2expN): Ditto.
6980 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6982 (fixed_from_string): Ditto.
6983 (fixed_to_decimal): Ditto.
6984 (fixed_convert_from_real): Ditto.
6985 (real_convert_from_fixed): Ditto.
6986 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6987 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6988 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6989 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6991 2007-09-05 Ian Lance Taylor <iant@google.com>
6993 * init-regs.c (initialize_uninitialized_regs): Call
6994 emit_insn_before rather than add_insn_before.
6996 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6998 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6999 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7000 * tree-inline.h (copy_body_data): Add call_expr field.
7001 * tree-inline.c (expand_call_inline): Initialize call_expr.
7002 (copy_bb): Append anonymous inline fn arguments to arguments
7003 when inlining a CALL_EXPR_VA_ARG_PACK call.
7004 * builtins.c (expand_builtin): Issue an error if
7005 BUILT_IN_VA_ARG_PACK is seen during expand.
7006 (fold_call_expr, fold_builtin_call_array): Don't fold
7007 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7008 __builtin_va_arg_pack () call as last argument.
7009 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7010 function is __builtin_va_arg_pack (), decrease number of call
7011 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7012 * expr.c (expand_expr_real_1): Issue an error if
7013 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7014 * tree-pretty-print.c (dump_generic_node): Handle printing
7015 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7016 * doc/extend.texi (__builtin_va_arg_pack): Document.
7018 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7020 PR tree-optimization/21513
7021 * builtins.c (build_builtin_expect_predicate): New function.
7022 (fold_builtin_expect): Add argument for expected value.
7023 Distribute __builtin_expect over short-circuiting operations.
7024 Fold nested builtin_expects.
7025 (fold_builtin_2): Adjust call to fold_builtin_expect.
7027 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7030 PR tree-optimization/13756
7031 * doc/invoke.texi (Options That Control Optimization): Document
7034 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7036 * config/i386/cpuid.h: New file.
7037 * config/i386/driver-i386.c: Include cpuid.h.
7038 (describe_cache): Shrink size and line strings to 100 bytes.
7039 (detect_caches_amd): Return "" for unsupported max_ext_level.
7040 Use __cpuid function.
7041 (detect_caches_intel): Return "" for unsupported max_level.
7042 Use __cpuid function.
7043 (host_detect_local_cpu): Change feature flag variables to
7044 unsigned int. Initialize only extended feature flag variables.
7045 Use __get_cpuid_max to determine max supported cpuid level.
7046 Use __cpuid function to determine supported features. Fix
7047 calculation of family id. Remove is_amd and check signature
7048 directly. Check for Geode signature. Handle family 4 id.
7049 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7050 cpu discovery code to lower part of the function.
7051 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7052 for sub-architecture.
7053 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7054 [PROCESSOR_K8]: Add k8-sse3 architecture.
7055 [PROCESSOR_NOCONA]: Remove.
7056 [PROCESSOR_GENERIC64]: Ditto.
7057 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7058 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7059 to check for SSE and FXSAVE support.
7060 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7061 Add -minline-all-stringops.
7062 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7063 (x86_64-*-*): Ditto.
7065 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7067 * config/bfin/linux-unwind.h: New file.
7068 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7069 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7071 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7073 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7074 * stmt.c: Include alloc-pool.h.
7075 (struct case_node): Remove GTY marker.
7076 (add_case_node): New parameter case_node_pool. Use it for
7078 (expand_case): New allocation pool case_node_pool. Initialize it,
7079 pass to add_case_node and free it.
7081 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7082 David Ung <davidu@mips.com>
7083 Nigel Stephens <nigel@mips.com>
7085 Add mips16/nomips16 function attributes and -mflip-mips16 option
7086 for testing mixed-mode compilation.
7088 * config/mips/mips.opt (mflip-mips16): New.
7090 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7091 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7093 * config/mips/mips.c (mips_base_target_flags): New.
7094 (mips_base_mips16): New.
7095 (mips_base_schedule_insns): New.
7096 (mips_base_reorder_blocks_and_partition): New.
7097 (mips_base_align_loops): New.
7098 (mips_base_align_jumps): New.
7099 (mips_base_align_functions): New.
7100 (mips16_flipper): New.
7101 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7102 (TARGET_SET_CURRENT_FUNCTION): Define.
7103 (mips_mips16_type_p, mips_nomips16_type_p): New.
7104 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7105 (mips_function_ok_for_sibcall): Make it deal with functions with
7107 (mips_init_split_addresses): New, split out from override_options.
7108 (mips_init_relocs): New, split out from override_options.
7109 (was_mips16_p): New.
7110 (mips_set_mips16_mode): New, split out from override_options.
7111 (mips_set_current_function): New.
7112 (override_options): Add sorry for unsupported mips16/pic
7113 combination. Remove error for mips16/dsp combination. Save
7114 base option settings.
7115 (mips_file_start): Move mips16 mode setting output from here....
7116 (mips_output_function_prologue): ....to here.
7117 (mips_output_mi_thunk): Check for mips16 function.
7118 (build_mips16_function_stub): Don't set .mips16 here.
7119 (build_mips16_call_stub): Likewise.
7120 (mips_expand_builtin): Error in mips16 mode.
7121 (mips_use_mips16_mode_p): New.
7122 (mips_encode_section_info): Check for mips16 function, and set
7123 SYMBOL_REF_FLAGS accordingly.
7125 * doc/extend.texi (Function Attributes): Document new
7126 mips16/nomips16 attributes.
7127 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7128 (MIPS Options): Document -mflip-mips16.
7130 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7132 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7133 if we encounter TLS address in MIPS16 mode.
7134 (mips_legitimize_const_move): Check cannot_force_const_mem for
7135 the (const (plus symbol offset)) case; this forces invalid TLS
7136 address in MIPS16 mode to be caught by the above call to sorry.
7137 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7138 because that now enables emutls, which is not ABI compatible
7139 with native TLS in non-MIPS16 mode.
7141 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7143 Add target hook invoked when cfun changes.
7145 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7146 * target.h (struct gcc_target): Add set_current_function.
7147 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7148 (TARGET_INITIALIZER): Add initializer for set_current_function.
7149 * tree.h (push_struct_function): New.
7150 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7152 (set_cfun): Declare.
7153 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7155 (push_function_context_to): Use allocate_struct_function
7156 to create null context, not init_dummy_function_start. Use set_cfun.
7157 (pop_function_context_from): Use set_cfun.
7158 (in_dummy_function): New.
7159 (invoke_set_current_function_hook): New.
7161 (push_cfun, pop_cfun): Use set_cfun.
7162 (push_struct_function): New.
7163 (allocate_struct_function): Call invoke_set_current_function_hook
7165 (prepare_function_start): Don't set cfun here. Remove unused
7166 argument; fix all callers.
7167 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7168 push_struct_function.
7169 (init_function_start): Set cfun here.
7170 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7171 * omp-low.c (create_omp_child_function): Use push_struct_function
7172 and pop_cfun to save/restore state.
7173 (expand_omp_parallel): Remove unused saved_cfun variable.
7174 * cgraphunit.c (ipa_passes): Use set_cfun.
7175 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7176 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7177 * matrix-reorg.c (transform_allocation_sites): Likewise.
7178 (matrix_reorg): Use set_cfun.
7179 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7180 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7181 assignment to cfun; use set_cfun for the other.
7182 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7183 (dump_function_to_file): Use push_cfun/pop_cfun here.
7184 * c-decl.c (finish_function): Use set_cfun.
7186 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7188 * regrename.c (rerename_optimize): Use deferred rescanning and
7189 insert explicit calls to rescan insns when changed.
7191 2007-09-05 Jan Hubicka <jh@suse.cz>
7193 * optabs.c (libfunc_entry): Change optab to integer.
7194 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7195 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7196 of pointers for hashing.
7198 2007-09-05 Jan Hubicka <jh@suse.cz>
7200 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7202 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7203 * see.c (pass_see): Likewise.
7204 * tracer.c (pass_tracer): Likewise.
7205 * postreload-gcse.c (pass_gcse2): Likewise.
7206 * postreload.c (pass_postreload_cse): Likewise.
7207 * mode-switching.c (pass_mode_switching): Likewise.
7208 * modulo-sched.c (pass_sms): Likewise.
7209 * cse.c (cse_insn): Likewise.
7210 * web.c (pass_web): Likweise.
7211 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7212 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7213 * loop-init.c (pass_rtl_loop_init): Likewise.
7214 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7215 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7216 * global.c (pass_global_alloc): Likewise.
7217 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7218 pass_if_after_reload): Likewise.
7219 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7220 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7221 * regmove.c (pass_regmove): Likewise.
7222 * function.c (pass_thread_prologugues_epilogues): Likewise.
7223 * gcse.c (pass_gcse): Likewise.
7224 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7225 * lower-subreg.c (pass_lower_subreg2): Likewise.
7226 * bt-load.c (pass_branch_target_load): Likewise.
7227 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7228 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7229 * combine.c (pass_combine): Likewise.
7230 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7231 (pass_partition_blocks): Likewise.
7232 * var-tracking.c (pass_variable_track): Likewise.
7233 * reg-stack.c (pass_stack_regs_run): Likewise.
7234 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7235 * passes.c (pass_postreload): Likewise.
7236 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7237 * tree-pass.h (TODO_verify_rtl_sharing): New.
7238 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7239 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7240 TODO_set_props, TODO_df_finish, TODO_df_verify,
7241 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7243 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7245 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7246 fold_real_zero_addition_p, reorder_operands_p,
7247 div_if_zero_remainder, fold_undefer_overflow_warnings,
7248 int_binop_types_match_p, fold_convert_const_int_from_int,
7249 fold_convert_const_int_from_real,
7250 fold_convert_const_int_from_fixed,
7251 fold_convert_const_real_from_real,
7252 fold_convert_const_real_from_fixed,
7253 fold_convert_const_fixed_from_fixed,
7254 fold_convert_const_fixed_from_int,
7255 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7256 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7257 debug_fold_checksum, multiple_of_p): Constify.
7258 * tree-flow-inline.h (get_lineno): Likewise.
7259 * tree-flow.h (get_lineno): Likewise.
7260 * tree-object-size.c (compute_object_offset, addr_object_size,
7261 alloc_object_size, pass_through_call): Likewise.
7262 * tree-pretty-print.c (op_symbol, print_call_name,
7263 print_struct_decl, do_niy): Likewise.
7264 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7265 debug_fold_checksum): Likewise.
7267 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7270 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7271 note, remove the associated REG_RETVAL note.
7273 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7275 * config.gcc (powerpc*-*-*): Install
7276 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7277 * config/rs6000/spu2vmx.h: New header.
7278 * config/rs6000/si2vmx.h: New header.
7279 * config/rs6000/vec_types.h: New header.
7281 2007-09-05 Ben Elliston <bje@au.ibm.com>
7283 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7285 2007-09-05 Ben Elliston <bje@au.ibm.com>
7287 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7289 (__stdcx): Make asm volatile.
7290 (__stwcx, __stdcx): Return only 0 or 1.
7292 2007-09-05 Jan Hubicka <jh@suse.cz>
7296 2007-09-04 Jan Hubicka <jh@suse.cz>
7297 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7299 2007-09-04 Richard Guenther <rguenther@suse.de>
7300 * tree-ssa-operands.c (add_virtual_operand): Only mark
7301 stores as has_volatile_ops if alias information is not available.
7303 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7305 * config/rs6000/tramp.asm: Include config.h.
7306 Check __PIC__ or __pic__ macro instead of SHARED.
7308 PR rtl-optimization/32300
7309 * see.c (see_copy_insn): New function.
7310 (see_def_extension_not_merged, see_merge_one_use_extension,
7311 see_merge_one_def_extension): Use it. Avoid changing
7312 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7313 into sequences. Call df_insn_delete on temporary insns
7314 that won't be emitted into the insn stream.
7315 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7316 and run df_process_deferred_rescans () before run_fast_dce.
7318 PR tree-optimization/33017
7319 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7320 recurse for pure or const function calls.
7322 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7324 * c-format.c: Include alloc-pool.h.
7325 (check_format_info_main): New argument fwt_alloc. Use allocation
7326 pool instead of GC. Remove GC deallocation code.
7327 (check_format_arg): Create allocation pool, pass it to
7328 check_format_info_main and free it afterwards.
7329 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7331 2007-09-05 Ben Elliston <bje@au.ibm.com>
7333 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7334 Rename count macro arugment for clarity.
7335 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7336 (__protected_stream_set): Likewise, pass 0.
7338 2007-09-04 Jan Hubicka <jh@suse.cz>
7340 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7342 2007-09-04 Jan Hubicka <jh@suse.cz>
7344 * invoke.texi (-finline-small-functions): Document.
7345 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7346 when deciding what is inlinable.
7347 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7348 (cgraph_decide_inlining_of_small_function): Handle new flags.
7349 (cgraph_decide_inlining_incrementally): Likewise.
7350 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7351 * common.opt (finline-small-functions): New.
7352 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7354 2007-09-04 Richard Guenther <rguenther@suse.de>
7356 * tree-ssa-operands.c (add_virtual_operand): Only mark
7357 stores as has_volatile_ops if alias information is not available.
7359 2007-09-04 Andrew Haley <aph@redhat.com>
7361 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7363 2007-09-04 Andrew Haley <aph@redhat.com>
7365 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7366 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7367 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7369 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7372 * common.opt: Mention ABI version 2 in comment.
7374 2007-09-04 Jan Hubicka <jh@suse.cz>
7376 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7377 (libfunc_entry): New structure.
7378 (libfunc_hash): New hashtable.
7379 (hash_libfunc): New function.
7380 (eq_libfunc): New function.
7381 (convert_optab_libfunc): New function.
7382 (optab_libfunc): New function.
7383 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7384 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7385 expand_float, expand_fix, new_optab, new_convert_optab):
7386 Update for new libfunc API.
7387 (init_libfunc, init_integral_libfuncs,
7388 init_floating_libfuncs, init_interclass_conv_libfuncs
7389 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7390 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7391 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7392 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7393 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7394 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7395 gen_extend_conv_libfunc): New.
7396 (init_one_libfunc): Revamp for hashtables.
7397 (set_conv_libfunc): Likewise.
7398 (init_optabs): Initialize hashtable; use lazy initialization where
7400 * optabs.h (optab_handlers): Move out of GGC.
7401 (optab, convert_optab): Move out of GGC; add lazy gen info.
7402 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7403 (optab_libfunc, convert_optab_libfunc): New.
7404 * builtins.c (expand_builtin_powi): Update for new API.
7405 * expr.c (convert_move): Likewise.
7406 * expmed.c (expand_divmod): Likewise.
7408 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7410 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7411 GOT pointer only if there is a constant pool. Use the allocated space
7414 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7416 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7419 2007-09-04 Revital Eres <eres@il.ibm.com>
7420 Richard Guenther <rguenther@suse.de>
7421 R. Clint Whaley <whaley@cs.utsa.edu>
7423 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7425 * tree-tailcall.c (process_assignment): Use -fassociative-math
7426 when reodering operands of floating-point type.
7427 * fold-const.c (fold_comparison, fold_binary): Use
7428 -fassociative-math and -freciprocal-math instead of
7429 -funsafe-math-optimization flag.
7430 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7431 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7432 -freciprocal-math instead of -funsafe-math-optimizations.
7433 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7434 -fassociative-math when -ffast-math is set.
7435 (set_unsafe_math_optimizations_flags): New Function
7436 to set -freciprocal-math and -fassociative-math when
7437 -funsafe-math-optimizations is set.
7438 (common_handle_option): Call it.
7439 * tree-vectorizer.c (vect_is_simple_reduction): Use
7440 -fassociative-math when doing reduction on floats.
7441 * loop-unroll.c (analyze_insn_to_expand_var): Use
7442 -fassociative-math when expanding an accumulator of type float.
7443 * simplify-rtx.c (simplify_binary_operation_1): Use
7444 -fassociative-math and -freciprocal-math when reordeing operands
7445 of floating-point type.
7446 * combine.c (combine_simplify_rtx): Likewise.
7447 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7449 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7451 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7454 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7456 2007-09-04 Jan Hubicka <jh@suse.cz>
7458 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7460 2007-09-04 Jan Hubicka <jh@suse.cz>
7462 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7463 and corresponding MATCH_DUP.
7465 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7468 * combine.c (subst): Do not try to simplify X if it represents load
7469 of FP constant from the constant pool via float extension.
7471 2007-09-04 Ben Elliston <bje@au.ibm.com>
7473 * c-opts.c: Include "tm_p.h".
7474 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7476 2007-09-04 Richard Guenther <rguenther@suse.de>
7478 PR tree-optimization/33291
7479 * tree-pretty-print.c (dump_generic_node): Dump all
7480 qualifiers for pointer types, not only first. Dump
7481 qualifiers for aggregate types as well.
7482 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7483 use the canonical type for building ARRAY_REFs.
7484 * gimplify.c (canonicalize_addr_expr): Clean up. The
7485 correct validness check is compatibility of the pointer
7486 types. Always use the canonical type for building
7487 ARRAY_REFs and ADDR_EXPRs.
7488 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7489 change that disabled propagation of ADDR_EXPRs into statements
7492 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7494 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7495 (umulsi3_highpart): Make into expanders; existing insns are
7496 now named *[insn]_nov6. Add stars to existing [insn]_v6
7497 counterparts' names.
7499 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7501 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7502 (unprotoize.o): Remove SHLIB_MULTILIB.
7504 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7506 * doc/extend.texi: Document progmem attribute for AVR.
7508 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7511 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7513 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7515 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7518 * optabs.c: Remove unnecessary forward declarations.
7519 (expand_unop_direct): New, broken out of expand_unop.
7520 (expand_doubleword_clz): New.
7521 (expand_ctz): Move above expand_ffs. Use
7522 start_sequence, end_sequence, add_equal_note, and
7523 expand_unop_direct. Add more commentary.
7524 (expand_ffs): Try both ctz optab and expand_ctz.
7525 Generate a test and branch if the hardware doesn't give us
7526 a useful value for input zero. Style improvements similar to
7529 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7531 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7533 * config.gcc: Delete stanza for arm-semi-aof and
7534 armel-semi-aof targets.
7535 * config/arm/arm-protos.h
7537 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7538 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7539 delete aof_pic_label and remove mention of AOF in comments.
7540 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7542 * config/arm/semiaof.h
7543 * config/arm/t-semi: Delete file.
7545 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7547 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7548 CONST_CAST_BB): New macros for type-specific casts.
7549 (CONST_CAST): Add a TYPE parameter and define it in terms of
7552 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7553 * c-lex.c (cb_ident, lex_string): Likewise,
7554 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7555 * config/i386/i386.c (ix86_function_regparm,
7556 ix86_function_sseregparm): Use CONST_CAST_TREE.
7557 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7559 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7560 give_switch, set_multilib_dir): Likewise,
7561 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7562 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7563 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7564 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7565 * prefix.c (update_path): Likewise,
7566 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7567 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7568 * tree-cfg.c (tree_can_merge_blocks_p,
7569 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7570 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7571 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7572 (attribute_list_contained): Use CONST_CAST_TREE.
7574 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7576 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7578 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7581 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7582 before forcing them into a register.
7584 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7586 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7587 rather than define_code_macro.
7589 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7591 * gcc.c (xputenv): New function.
7592 (putenv_from_prefixes): Use xputenv instead of putenv.
7593 (process_command): Use xputenv instead of putenv.
7594 (set_collect_gcc_options): Use xputenv instead of putenv.
7595 (main): Use xputenv instead of putenv.
7597 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7599 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7600 availability of swap instruction.
7601 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7603 2007-09-03 Revital Eres <eres@il.ibm.com>
7605 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7608 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7609 Ayal Zaks <zaks@il.ibm.com>
7610 Revital Eres <eres@il.ibm.com>
7612 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7613 compute_split_row): New functions.
7614 (ps_unschedule_node): Remove.
7615 (normalize_sched_times): Iterate over the already scheduled
7616 insns instead of the number of nodes.
7617 (MAX_SPLIT_NUM): New definition.
7618 (sms_schedule_by_order): Change the scheduling heuristic to
7619 avoid useless increases of initiation interval ii.
7620 (get_sched_window): Add dump printouts.
7622 2007-09-02 David Daney <ddaney@avtrex.com>
7624 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7625 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7626 (optab, insn): Add more attributes.
7627 (fetchop_bit): New code macro.
7628 (immediate_insn): New code macro attribute.
7629 (sync): Change condition to ISA_HAS_SYNC.
7630 (rdhwr): Change predicate for operand 0 to register_operand.
7631 (memory_barrier): New expand.
7632 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7633 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7634 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7635 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7636 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7637 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7638 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7639 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7640 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7642 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7643 Hans-Peter Nilsson <hp@axis.com>
7645 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7646 Defined to describe availability and behavior of CLZ.
7647 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7648 * config/cris/cris.opt: Tweak comment for "-metrax4".
7649 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7650 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7651 (count_leading_zeros): Define.
7653 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7655 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7657 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7661 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7664 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7666 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7667 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7668 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7669 sched-deps.c, sched-int.h, system.h, target.h,
7670 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7671 tree.def: Fix comment typos.
7673 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7675 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7676 (override_options): Turn on -mstrict-align on non-ColdFire
7678 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7680 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7682 * c-common.c (const_strip_array_types): Delete.
7683 * c-common.h (const_strip_array_types): Likewise.
7684 * emit-rtl.c (const_next_insn, const_previous_insn,
7685 const_next_nonnote_insn, const_prev_nonnote_insn,
7686 const_next_real_insn, const_prev_real_insn,
7687 const_next_active_insn, const_prev_active_insn, const_next_label,
7688 const_prev_label): Delete.
7689 * gimple-low.c (block_may_fallthru): Use expr_last.
7690 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7691 * rtl.h (const_previous_insn, const_next_insn,
7692 const_prev_nonnote_insn, const_next_nonnote_insn,
7693 const_prev_real_insn, const_next_real_insn,
7694 const_prev_active_insn, const_next_active_insn, const_prev_label,
7695 const_next_label): Delete.
7696 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7697 * system.h (CONST_CAST): Update comment.
7698 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7699 (const_first_stmt, const_last_stmt): Delete.
7700 (tree_block_ends_with_condjump_p): Use last_stmt.
7701 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7702 * tree-iterator.c (const_expr_first, const_expr_last,
7703 const_expr_only): Delete.
7704 * tree.c (const_lookup_attribute): Likewise.
7705 (attribute_list_contained): Use lookup_attribute.
7706 * tree.h (const_lookup_attribute, const_expr_first,
7707 const_expr_last, const_expr_only): Delete.
7709 2007-09-01 Richard Guenther <rguenther@suse.de>
7711 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7712 instead of TREE_THIS_VOLATILE.
7713 * tree-ssa-operands.c (add_virtual_operand): Do not set
7714 has_volatile_ops. Do not check s_ann for NULL.
7715 (get_indirect_ref_operands): Likewise.
7716 (get_expr_operands): Likewise. For all reference trees
7717 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7718 check base of reference for TREE_THIS_VOLATILE.
7720 2007-09-01 Richard Guenther <rguenther@suse.de>
7722 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7723 between integral types. Also allow conversions between
7726 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7728 * optabs.c (prepare_float_lib_cmp): Use
7729 libgcc_cmp_return_mode instead of word_mode.
7730 * config/dfp-bit.h: Likewise.
7731 * config/fp-bit.h: Likewise.
7732 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7734 (spu_libgcc_shift_count_mode): New function.
7735 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7736 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7738 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7740 * tree-pretty-print.c: Include output.h.
7741 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7742 HOST_WIDE_INT_PRINT_DEC.
7743 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7745 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7747 PR rtl-optimization/33224
7748 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7749 to the analysed region.
7751 2007-08-31 Richard Guenther <rguenther@suse.de>
7753 * function.c (allocate_struct_function): Do not set
7754 current_function_returns_pointer.
7755 * function.h (struct var_refs_queue): Remove.
7756 (struct simple_obstack_stack): Likewise.
7757 (struct function): Remove fixup_var_refs_queue member.
7758 Remove returns_pointer flag.
7759 (current_function_returns_pointer): Remove define.
7761 2007-08-31 Nick Clifton <nickc@redhat.com>
7763 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7764 secondary keys in order to obtain a stable sort.
7766 2007-08-31 Nick Clifton <nickc@redhat.com>
7769 * config/m32r/constraints.md: Add W constraint for integer zero.
7770 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7771 Fix length calculation by using alternatives.
7773 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7775 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7776 split out from expand_binop.
7777 (avoid_expensive_constant): New function.
7778 (expand_binop_directly): Remove commutative_op argument and
7779 (expand_binop_directly): Remove commutative_op argument and
7780 call cummutative_optab_p instead. Do not change op0 or op1
7781 when swapping xop0 and xop1. Apply avoid_expensive_constant
7782 to each argument after potential swapping. Enforce the
7783 canonical order of commutative operands.
7784 (expand_binop): Use shift_optab_p and commutative_optab_p.
7785 Update the calls to expand_binop_directly. Only force constants
7786 into registers when widening an operation. Only swap operands
7787 once a direct expansion has been rejected.
7788 (expand_twoval_binop): Only force constants into registers when
7789 using a direct expansion.
7791 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7793 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7794 (sched_analyze_insn): Don't postprocess speculative dependencies when
7795 target has no scheduling.
7796 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7797 'uninitialized' warning.
7799 2007-08-31 Richard Guenther <rguenther@suse.de>
7801 * tree.c (build_complex_type): Always set TYPE_NAME for
7804 2007-08-31 Olivier Hainque <hainque@adacore.com>
7806 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7807 internal macro. Default alignment factor for csect directives, chosen
7808 to match what BIGGEST_ALIGNMENT allows.
7809 (DATA_SECTION_ASM_OP): Use it.
7810 * config/rs6000/rs6000.c
7811 (rs6000_xcoff_output_readonly_section_asm_op):
7812 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7813 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7815 2007-08-31 Olivier Hainque <hainque@adacore.com>
7817 * dbxout.c (dbxout_block): Move declaration within the first
7818 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7819 block to include the definition, together with the associated
7822 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7823 Revital Eres <eres@il.ibm.com>
7825 * doc/invoke.texi (-mpaired): Document flag.
7826 * config.gcc: Include paired.h in powerpc extra_headers and
7827 750cl.h in powerpc-*-linux*paired*.
7828 * config/rs6000/rs6000.opt (-mpaired): New flag.
7829 * config/rs6000/rs6000.c (paired_init_builtins,
7830 paired_expand_builtin, paired_expand_lv_builtin,
7831 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7832 New functions to support the paired single builtin functions.
7833 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7834 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7836 (bdesc_paired_preds): New structure for paired predicate
7838 (rs6000_expand_builtin): Expand paired single builtins.
7839 (rs6000_init_builtins): Init paired single builtins.
7840 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7841 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7842 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7843 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7844 (rs6000_vector_mode_supported_p): Support paired vector mode.
7845 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7846 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7848 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7849 (DATA_ALIGNMENT): Likewise.
7850 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7851 (rs6000_builtins): Add PAIRED builtins.
7852 * config/rs6000/rs6000.md: Include paired.md.
7853 * config/rs6000/paired.h: New.
7854 * config/rs6000/paired.md: New.
7855 * config/rs6000/750cl.h: New.
7856 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7858 2007-08-30 Ollie Wild <aaw@google.com>
7860 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7861 * gcc.c (default_compilers): Add -fno-directives-only to
7862 @assembler-with-cpp.
7864 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7868 * regclass.c (initial_fixed_regs): Revert previous change and make
7870 (initial_call_used_regs): Likewise.
7871 (initial_call_really_used_regs): Delete, reverting previous addition.
7872 (initial_reg_names): Likewise.
7873 (init_reg_sets): Revert previous change.
7874 (saved_fixed_regs): New.
7875 (saved_call_used_regs): New.
7876 (saved_call_really_used_regs): New.
7877 (saved_reg_names): New.
7878 (save_register_info): New.
7879 (restore_register_info): New.
7880 (init_reg_sets_1): Replace reset of register info with call to
7881 restore_register_info.
7882 * rtl.h (save_register_info): Declare.
7883 * toplev.c (backend_init): Call save_register_info.
7885 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7887 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7888 from the original statement.
7890 2007-08-30 Chao-ying Fu <fu@mips.com>
7892 * c-lex.c (interpret_fixed): Declare.
7893 (interpret_float): Process _Fract and _Accum.
7894 (interpret_fixed): New function.
7895 * final.c (output_addr_const): Process CONST_FIXED.
7896 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7897 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7899 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7901 (simplify_immed_subreg): Support CONST_FIXED.
7902 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7903 (simplify_subreg): Support CONST_FIXED.
7905 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7907 * config/rs6000/ppu_intrinsics.h: New file.
7908 * config.gcc (powerpc*-*-* <extra_headers>): Install
7911 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7913 * cfg.c (dump_flow_info): Change to also print entry and exit
7915 * print-rtl.c (print_rtl_single): Allow to print rtl with
7918 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7920 * df-core.h (df_dump_region): New function.
7921 * df.h (df_dump_region): New function.
7922 * loop-invariant.c (find_defs): Add call to df_dump_region.
7923 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7926 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7929 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7930 true if any of the compare_section_name calls returned true,
7931 rather than if any returned false.
7933 2007-08-30 Richard Guenther <rguenther@suse.de>
7935 PR tree-optimization/33199
7936 * tree-ssa-structalias.c (handle_lhs_call): New function.
7937 (find_func_aliases): In non-IPA mode make sure that for
7938 calls that return a pointer we add a constraint for the
7939 result to point to anything.
7941 2007-08-30 Richard Guenther <rguenther@suse.de>
7943 * doc/invoke.texi (-mveclibabi): Document new target option.
7944 * config/i386/i386.opt (-mveclibabi): New target option.
7945 * config/i386/i386.c (ix86_veclib_handler): Handler for
7946 vectorization library support.
7947 (override_options): Handle the -mveclibabi option, initialize
7948 the vectorization library handler.
7949 (ix86_builtin_vectorized_function): As fallback call the
7950 vectorization library handler, if set.
7951 (ix86_veclibabi_acml): New static function for ACML ABI style
7952 vectorization support.
7954 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7956 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7957 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7958 SImode and update m. Don't run gen_lowpart_common on arbitrary
7959 memory address, force it to register first.
7962 * dce.c (dce_process_block): Don't delete setters of
7963 artificially used registers.
7965 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7967 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7968 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7969 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7971 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7973 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7975 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7976 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7978 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7980 * system.h: Activate -Wcast-qual as warning-only.
7982 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7985 * config/rs6000/rs6000.c (compare_section_name): New function.
7986 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7989 2007-08-29 Olivier Hainque <hainque@adacore.com>
7991 * xcoffout.c: #include debug.h.
7992 * Makefile.in (xcoffout.o): Add debug.h dependency.
7994 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7996 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7997 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7999 2007-08-29 Richard Guenther <rguenther@suse.de>
8001 * tree-pretty-print.c (dump_generic_node): Print
8002 label DECL_UID as D.%u.
8003 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8005 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8007 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8008 * builtins.def (BUILT_IN_REALLOC): New builtin.
8010 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8013 * tree.c (build_type_attribute_qual_variant): Set canonical types
8014 on the final, unqualified attribute variant before building the
8017 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8019 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8020 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8022 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8025 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8026 * config/bfin/bfin.md (composev2hi): Put operands into vector
8029 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8031 * config/bfin/bfin.md (composev2hi): Put operands into vector
8034 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8036 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8037 attribute when appropriate.
8038 (bfin_handle_l1_text_attribute): New.
8039 (bfin_handle_l1_data_attribute): New.
8040 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8041 l1_data_A and l1_data_B.
8042 * doc/extend.texi (node Function Attributes): Document l1_text
8044 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8045 l1_data_A and l1_data_B variable attributes.
8047 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8049 * config/bfin/bfin.opt (minline-plt): Add.
8050 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8051 call to global functions.
8052 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8053 (Blackfin Options): Document -minline-plt.
8055 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8057 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8058 given a non-function.
8059 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8061 2007-08-28 DJ Delorie <dj@redhat.com>
8063 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8065 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8067 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8069 2007-08-28 Richard Guenther <rguenther@suse.de>
8071 * tree.h (struct tree_function_decl): Increase size of
8072 function_code bitfield.
8074 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8075 Kazu Hirata <kazu@codesourcery.com>
8077 * config/m68k/linux.h
8078 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8079 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8080 (m68k_return_in_memory): New.
8081 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8084 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8087 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8088 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8089 operand) when top VEC_SELECT extracts scalar element.
8090 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8091 (*vec_extract_v4sf_mem): Ditto.
8093 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8096 * passes.c (init_optimization_passes): Move pass_df_finish
8097 after pass_postreload sublist.
8099 PR rtl-optimization/33148
8100 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8101 (neg (lt X 0)) if X has scalar int mode.
8104 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8105 initializer, use build_vector_from_ctor if possible to create
8106 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8107 even after this, return NULL.
8109 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8111 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8113 2007-08-28 Richard Guenther <rguenther@suse.de>
8115 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8116 (struct tree_function_decl): Make function_code a bitfield.
8117 Add disregard_inline_limits flag.
8118 * cgraphunit.c (cgraph_process_new_functions): Check
8119 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8120 (cgraph_preserve_function_body_p): Likewise.
8121 * ipa-inline.c (compute_inline_parameters): Likewise.
8122 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8123 for GNU C extern inline functions.
8124 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8125 * tree-inline.c (disregard_inline_limits_p): Remove.
8126 * tree-inline.h (disregard_inline_limits_p): Likewise.
8127 * c-common.c (handle_always_inline_attribute): Set
8128 DECL_DISREGARD_INLINE_LIMITS.
8129 * langhooks.c (add_builtin_function): Verify the function code
8130 fits in the bitfield.
8132 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8133 Vladimir Yanovsky <yanov@il.ibm.com>
8134 Revital Eres <eres@il.ibm.com>
8135 Andrey Belevantsev <abel@ispras.ru>
8137 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8139 * modulo-sched.c: Add documentation regarding do-loop.
8140 (doloop_register_get): Change number of arguments to support
8141 the new do-loop pattern and check whether COUNT_REG has no other
8142 occurences in the loop besides in the control part.
8143 (duplicate_insns_of_cycles): Do not duplicate the insn which
8144 changes count_reg as it is already adjusted.
8145 (generate_prolog_epilog): New argument to support the new
8146 do-loop pattern. Change the subtract instruction to use
8147 expand_simple_binop. Call duplicate_insns_of_cycles with new
8149 (sms_schedule): Call doloop_register_get and
8150 generate_prolog_epilog with new argument. Do not handle loops
8151 with single sets insns with subreg in their lhs.
8152 * loop-doloop.c (doloop_optimize): Support for another do-loop
8154 (doloop_condition_get): Gets an instruction instead of a pattern
8155 and change the return condition when the do-loop pattern is
8157 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8158 deps when considering to not create edges.
8160 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8162 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8165 2007-08-27 Jason Merrill <jason@redhat.com>
8168 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8169 zero-sized types after calling gimplify_modify_expr_rhs.
8171 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8173 * regclass.c (init_reg_autoinc): Fix typo.
8175 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8177 Fix PR tree-optimization/33173
8178 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8180 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8183 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8184 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8187 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8188 David Ung <davidu@mips.com>
8189 Nigel Stephens <nigel@mips.com>
8191 Separate target-specific initialization from general
8192 back-end initialization.
8194 * toplev.c (init_alignments): New, split out from...
8195 (process_options): ...here.
8196 (backend_init_target): New, split out from...
8197 (backend_init): ...here.
8198 (lang_dependent_init_target): New, split out from...
8199 (lang_dependent_init): ...here.
8200 (target_reinit): New.
8201 * toplev.h (target_reinit): Declare.
8202 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8203 now can be called more than once. Update comments.
8204 * expr.h (init_expr_target): Likewise.
8205 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8206 now can be called more than once. Explicitly zero
8207 static_reg_base_value.
8208 * emit-rtl.c (init_emit_regs): New, split out from...
8209 (init_emit_once): Here.
8210 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8211 non-const, so that changes from command-line arguments can overwrite
8212 values provided by the static initializers.
8213 (initial_call_really_used_regs): New, used similarly to the above.
8214 (initial_reg_names): Likewise.
8215 (last_mode_for_init_move_cost): Promoted function-local static to
8216 file-scope static to make it accessible outside init_move_cost.
8217 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8218 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8219 reg_names since it is needed for parsing command-line options.
8220 (init_move_cost): Use last_mode_for_init_move_cost instead of
8221 function-local static.
8222 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8223 call_really_used_regs now. Reinitialize reg_names. Also
8224 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8225 reg_class_superunion. Clear losing_caller_save_reg_set.
8226 Preserve global registers if called more than once. Reset
8227 move cost, may_move_in_cost, may_move_out_cost, and
8228 last_mode_for_init_move_cost.
8229 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8230 can now be invoked more than once. Update comments.
8231 (init_regs): Update comments.
8232 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8233 and initial_call_really_used_regs, instead of the non-initial
8234 variables. This allows us to save the command-line register settings
8235 after target reinitialization.
8236 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8237 * rtl.h (init_emit_regs): Declare.
8238 (init_reg_modes_target, init_alias_target): Renamed as described
8240 * reload1.c (init_reload): Update comments.
8241 * optabs.c (init_optabs): Likewise.
8242 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8244 2007-08-26 Chao-ying Fu <fu@mips.com>
8246 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8249 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8251 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8253 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8255 * bb-reorder.c (copy_bb_p): Likewise.
8256 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8257 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8258 block_ends_with_condjump_p): Likewise.
8259 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8260 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8261 block_ends_with_condjump_p): Likewise.
8262 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8263 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8264 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8265 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8266 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8267 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8268 debug_true_const_tree instad of debug_true_tree.
8269 * debug.c (do_nothing_debug_hooks): Likewise.
8270 * debug.h (ignore_block, debug_true_const_tree): Constify.
8271 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8272 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8273 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8274 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8275 dbx_reg_number, is_based_loc, field_type,
8276 simple_type_align_in_bits, simple_decl_align_in_bits,
8277 simple_type_size_in_bits, field_byte_offset, insert_float,
8278 type_tag, member_declared_type, is_redundant_typedef,
8279 secname_for_decl, is_inlined_entry_point): Likewise.
8280 * emit-rtl.c (const_next_insn, const_previous_insn,
8281 const_next_nonnote_insn, const_prev_nonnote_insn,
8282 const_next_real_insn, const_prev_real_insn,
8283 const_next_active_insn, const_prev_active_insn, const_next_label,
8284 const_prev_label): Likewise.
8285 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8287 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8288 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8289 sched_insn_is_legitimate_for_speculation_p): Likewise.
8290 * jump.c (reversed_comparison_code_parts,
8291 reversed_comparison_code, reversed_comparison, condjump_label):
8293 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8294 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8296 * rtl.h (const_previous_insn, const_next_insn,
8297 const_prev_nonnote_insn, const_next_nonnote_insn,
8298 const_prev_real_insn, const_next_real_insn,
8299 const_prev_active_insn, const_next_active_insn, const_prev_label,
8300 const_next_label, modified_between_p, modified_in_p,
8301 const_note_storeskeep_with_call_p, condjump_label,
8302 reversed_comparison, reversed_comparison_code,
8303 reversed_comparison_code_parts, memory_modified_in_insn_p,
8304 stack_regs_mentioned): Likewise.
8305 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8306 keep_with_call_p): Likewise.
8307 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8308 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8309 sd_lists_size, sd_lists_empty_p): Likewise.
8310 * sched-int.h (sched_insns_conditions_mutex_p,
8311 haifa_classify_insn, no_real_insns_p,
8312 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8313 sd_lists_size, sd_lists_empty_p): Likewise.
8314 * sdbout.c (sdb_debug_hooks): Likewise.
8315 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8316 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8317 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8319 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8320 tree_can_throw_internal): Likewise.
8321 * tree-flow-inline.h (phi_nodes): Likewise.
8322 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8323 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8324 * tree-gimple.c (const_get_call_expr_in): Likewise.
8325 * tree-gimple.h (const_get_call_expr_in): Likewise.
8326 * tree.c (const_lookup_attribute, attribute_list_equal,
8327 attribute_list_contained): Likewise.
8328 * tree.h (attribute_list_equal, attribute_list_contained,
8329 const_lookup_attribute): Likewise.
8330 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8332 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8334 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8335 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8337 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8340 * config/alpha/constraints.md: Delete "svn:mime-type" property
8341 with svn propdel "svn:mime-type".
8343 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8346 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8347 non NOTE insn doesn't cross basic block.
8348 (noce_try_abs): Likewise.
8349 (noce_process_if_block): Likewise.
8351 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8354 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8355 operand without auto-inc-dec.
8356 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8357 offsettable_mem_operand.
8358 (floatunssidf2_internal): Same.
8359 (fix_truncdfsi2_internal): Same.
8360 (floatsidf_ppc64): Same.
8361 (floatunssidf_ppc64): Same.
8362 (fix_trunctfsi2_internal): Same.
8364 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8367 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8368 pass defines needed for version.c.
8370 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8372 * configure.ac (--debug-prefix-map check): Change assembler
8373 version presumed to have feature to 2.18.
8374 * configure: Regenerate.
8376 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8378 * c-common.c (vector_types_convertible_p,
8379 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8380 self_promoting_args_p): Constify.
8381 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8382 c_promoting_integer_type_p, self_promoting_args_p,
8383 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8384 * c-decl.c (anon_aggr_type_p): Likewise.
8385 * * c-dump.c (dump_stmt): Likewise.
8386 * c-objc-common.c (has_c_linkage): Likewise.
8387 * c-tree.h (same_translation_unit_p): Likewise.
8388 * c-typeck.c (null_pointer_constant_p,
8389 tagged_types_tu_compatible_p, function_types_compatible_p,
8390 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8391 comptypes_internal, struct tagged_tu_seen_cache,
8392 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8393 c_size_in_bytes): Likewise.
8394 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8395 hash_ptr, eq_ptr): Likewise.
8396 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8397 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8398 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8399 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8401 * optabs.c (optab_for_tree_code): Likewise.
8402 * optabs.h (optab_for_tree_code): Likewise.
8403 * rtl.h (simplify_rtx): Likewise.
8404 * simplify-rtx.c (simplify_rtx): Likewise.
8405 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8406 dump_flag, dump_node): Likewise.
8407 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8408 queue_and_dump_type, dump_flag): Likewise.
8409 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8410 * tree-pass.h (dump_node): Likewise.
8411 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8412 supportable_narrowing_operation): Likewise.
8413 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8414 supportable_narrowing_operation): Likewise.
8415 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8416 is_negative_overflow_infinity, is_positive_overflow_infinity,
8417 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8418 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8419 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8420 ssa_name_nonzero_p, fp_predicate): Likewise.
8421 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8422 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8423 ssa_name_nonnegative_p): Likewise.
8425 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8427 * config.gcc : Add x86_64-elf target.
8429 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8431 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8433 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8434 Nigel Stephens <nigel@mips.com>
8438 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8439 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8440 * expr.c (SET_BY_PIECES_P): Define.
8441 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8442 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8443 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8445 * expr.h (SET_RATIO): Define.
8446 (can_store_by_pieces, store_by_pieces): Update prototypes.
8447 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8448 can_store_by_pieces/store_by_pieces.
8449 (expand_builtin_memcpy_args): Likewise.
8450 (expand_builtin_strncpy): Likewise.
8451 (expand_builtin_memset_args): Likewise. Also remove special case
8452 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8453 decide what to do instead.
8454 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8455 to can_store_by_pieces.
8457 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8458 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8460 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8461 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8462 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8463 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8464 (STORE_BY_PIECES_P): Define.
8466 2007-08-24 Tom Tromey <tromey@redhat.com>
8468 * varpool.c (varpool_last_needed_node): Fix comment typo.
8469 * c-decl.c (duplicate_decls): Fix comment typo.
8470 (clone_underlying_type): Update comment.
8472 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8474 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8475 alpha_in_small_data_p, alpha_split_complex_arg,
8476 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8478 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8479 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8481 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8482 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8483 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8484 * config/darwin.c (darwin_binds_local_p): Likewise.
8485 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8487 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8488 i386_pe_valid_dllimport_attribute_p): Likewise.
8489 * config/i386/i386.c (ix86_function_regparm,
8490 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8491 x86_can_output_mi_thunk, ix86_mangle_type,
8492 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8493 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8494 i386_pe_binds_local_p): Likewise.
8495 * config/ia64/ia64.c
8496 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8497 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8498 ia64_invalid_conversion, ia64_invalid_unary_op,
8499 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8501 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8502 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8503 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8504 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8505 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8506 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8507 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8508 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8509 * config/pa/pa.c (pa_commutative_p): Likewise.
8510 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8512 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8513 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8514 rs6000_use_blocks_for_constant_p,
8515 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8516 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8517 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8518 * config/s390/s390.c (s390_mangle_type,
8519 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8521 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8522 th_in_small_data_p): Likewise.
8523 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8524 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8526 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8527 sparc_mangle_type): Likewise.
8528 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8529 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8530 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8532 * hooks.c (hook_bool_mode_const_rtx_false,
8533 hook_bool_mode_const_rtx_true,
8534 hook_bool_const_tree_hwi_hwi_const_tree_false,
8535 hook_bool_const_tree_hwi_hwi_const_tree_true,
8536 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8537 hook_constcharptr_const_tree_null,
8538 hook_constcharptr_const_rtx_null,
8539 hook_constcharptr_const_tree_const_tree_null,
8540 hook_constcharptr_int_const_tree_null,
8541 hook_constcharptr_int_const_tree_const_tree_null): New.
8542 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8543 hook_bool_tree_hwi_hwi_tree_false,
8544 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8545 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8546 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8547 hook_constcharptr_int_tree_null,
8548 hook_constcharptr_int_tree_tree_null): Delete.
8549 (default_can_output_mi_thunk_no_vcall): Constify.
8550 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8551 hook_bool_tree_hwi_hwi_tree_false,
8552 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8553 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8554 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8555 hook_constcharptr_int_tree_null,
8556 hook_constcharptr_int_tree_tree_null): Delete.
8557 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8558 hook_bool_const_tree_hwi_hwi_const_tree_false,
8559 hook_bool_const_tree_hwi_hwi_const_tree_true,
8560 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8561 hook_constcharptr_const_tree_null,
8562 hook_constcharptr_const_rtx_null,
8563 hook_constcharptr_const_tree_const_tree_null,
8564 hook_constcharptr_int_const_tree_null,
8565 hook_constcharptr_int_const_tree_const_tree_null): New.
8566 (default_can_output_mi_thunk_no_vcall): Constify.
8567 * integrate.c (function_attribute_inlinable_p): Likewise.
8568 * integrate.h (function_attribute_inlinable_p): Likewise.
8569 * jump.c (rtx_renumbered_equal_p): Likewise.
8570 * output.h (decl_readonly_section, categorize_decl_for_section,
8571 default_use_anchors_for_symbol_p, default_binds_local_p,
8572 default_binds_local_p_1): Likewise.
8573 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8575 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8576 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8577 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8578 TARGET_COMP_TYPE_ATTRIBUTES,
8579 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8580 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8581 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8582 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8583 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8584 * target.h (can_output_mi_thunk, needs_block_p,
8585 first_cycle_multipass_dfa_lookahead_guard_spec,
8586 vector_alignment_reachable, comp_type_attributes,
8587 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8588 commutative_p, use_blocks_for_constant_p,
8589 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8590 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8591 invalid_within_doloop, valid_dllimport_attribute_p,
8592 split_complex_arg, invalid_arg_for_unprototyped_fn,
8593 invalid_conversion, invalid_unary_op, invalid_binary_op):
8595 * targhooks.c (default_invalid_within_doloop,
8596 hook_invalid_arg_for_unprototyped_fn,
8597 default_builtin_vector_alignment_reachable): Likewise.
8598 (hook_bool_rtx_commutative_p): Delete.
8599 (hook_bool_const_rtx_commutative_p): New.
8600 * targhooks.h (default_invalid_within_doloop,
8601 default_builtin_vector_alignment_reachable,
8602 hook_invalid_arg_for_unprototyped_fn): Constify.
8603 (hook_bool_rtx_commutative_p): Delete.
8604 (hook_bool_const_rtx_commutative_p): New.
8605 * varasm.c (bss_initializer_p, decl_default_tls_model,
8606 categorize_decl_for_section, decl_readonly_section,
8607 default_use_anchors_for_symbol_p, default_binds_local_p,
8608 default_binds_local_p_1): Constify.
8610 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8612 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8613 __NO_BUILTIN if -fno-builtin.
8615 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8617 * config/bfin/bfin.c (print_operand): Report error instead of
8618 ICE for wrong operand.
8620 2007-08-24 Michael Matz <matz@suse.de>
8622 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8624 2007-08-24 Richard Guenther <rguenther@suse.de>
8627 * tree-ssa.c (useless_type_conversion_p): Split into a
8628 recursive and a non-recursive part.
8629 (useless_type_conversion_p_1): New function.
8630 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8631 from maybe_fold_offset_to_reference is trivially convertible
8632 to the desired type before doing the simplification.
8634 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8636 * expr.c (store_expr): Optimize initialization of an array
8638 * expr.h (builtin_strncpy_read_str): New prototype.
8639 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8642 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8645 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8646 field when initializing if_info structure.
8648 2007-08-24 Richard Guenther <rguenther@suse.de>
8650 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8652 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8653 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8654 * tree-inline.c (inlinable_function_p): Fold in common parts of
8655 the cannot_inline_tree_fn langhook.
8656 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8657 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8658 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8659 cannot_inline_tree_fn langhook.
8660 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8661 cannot_inline_tree_fn member.
8663 2007-08-24 Richard Guenther <rguenther@suse.de>
8665 * expr.c (get_inner_reference): Do computation of bitoffset
8666 from offset in a way we can detect overflow reliably.
8668 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8670 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8672 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8674 * config/bfin/bfin.opt (mfast-fp): Add.
8675 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8676 libbffastfp override libgcc if -mfast-fp.
8677 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8678 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8679 (Blackfin Options): Document -mfast-fp.
8681 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8683 PR tree-optimization/32573
8685 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8686 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8687 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8688 (build_classic_dist_vector): Return false rather than true if
8689 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8690 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8691 returned false. Don't call save_dist_v before calling
8692 build_classic_dist_vector_1.
8693 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8694 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8695 DDR_DIR_VECTS vectors.
8697 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8699 * configure.ac (leb128): Modify sed statement to work with any
8700 binutils version string.
8701 * configure: Regenerate
8703 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8705 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8706 Wrap in RTX_CODE macro guard.
8707 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8708 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8709 arm_mark_dllimport, arm_pe_encode_section_info,
8710 arm_pe_unique_section): Use ISO-C function declarations.
8711 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8712 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8713 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8715 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8716 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8718 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8720 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8721 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8722 (register_move_cost): Use ISO-C function declarations.
8723 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8724 * config/score/score-protos.h (score_declare_object): Add
8726 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8728 * final.c (profile_function): Avoid empty if-bodies.
8731 * calls.c (must_pass_in_stack_var_size,
8732 must_pass_in_stack_var_size_or_pad): Constify.
8733 * config/alpha/alpha-protos.h (function_value): Likewise.
8734 * config/alpha/alpha.c (alpha_return_in_memory,
8735 alpha_pass_by_reference, function_value,
8736 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8737 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8739 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8740 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8741 TARGET_PROMOTE_PROTOTYPES): Likewise.
8742 * config/arm/arm-protos.h (arm_return_in_memory,
8743 arm_pad_arg_upward, arm_function_value): Likewise.
8744 * config/arm/arm.c (arm_pass_by_reference,
8745 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8746 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8747 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8749 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8750 * config/avr/avr-protos.h (avr_function_value): Likewise.
8751 * config/avr/avr.c (avr_return_in_memory,
8752 gas_output_limited_string, gas_output_ascii, avr_function_value,
8753 avr_return_in_memory): Likewise.
8754 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8755 * config/bfin/bfin.c (bfin_pass_by_reference,
8756 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8757 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8759 * config/cris/cris.c (cris_pass_by_reference,
8760 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8761 * config/crx/crx.c (crx_return_in_memory): Likewise.
8762 * config/darwin.c (function_base, machopic_function_base_name):
8764 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8765 TARGET_PROMOTE_PROTOTYPES): Likewise.
8766 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8767 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8768 * config/i386/i386-protos.h (ix86_return_in_memory,
8769 ix86_sol10_return_in_memory): Likewise.
8770 * config/i386/i386.c (ix86_function_value,
8771 ix86_function_sseregparm, ix86_must_pass_in_stack,
8772 type_natural_mode, classify_argument, examine_argument,
8773 construct_container, ix86_pass_by_reference, function_value_32,
8774 function_value_64, ix86_function_value_1, return_in_memory_32,
8775 return_in_memory_64, return_in_memory_ms_64,
8776 ix86_return_in_memory, ix86_sol10_return_in_memory,
8777 TARGET_PROMOTE_PROTOTYPES): Likewise.
8778 * config/ia64/ia64-protos.h (ia64_function_value,
8779 ia64_hpux_function_arg_padding): Likewise.
8780 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8781 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8782 ia64_hpux_function_arg_padding): Likewise.
8783 * config/iq2000/iq2000-protos.h (function_arg,
8784 iq2000_function_value): Likewise.
8785 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8786 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8787 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8788 function_arg, iq2000_function_value): Likewise.
8789 * config/m32c/m32c-protos.h (m32c_function_value,
8790 m32c_promote_function_return): Likewise.
8791 * config/m32c/m32c.c (m32c_pass_by_reference,
8792 m32c_promote_prototypes, m32c_promote_function_return,
8793 m32c_function_value): Likewise.
8794 * config/m32r/m32r.c (m32r_return_in_memory,
8795 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8796 m32r_in_small_data_p): Likewise.
8797 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8799 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8800 m68hc11_function_arg_padding): Likewise.
8801 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8802 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8803 m68k_function_value): Likewise.
8804 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8805 mcore_function_value): Likewise.
8806 * config/mcore/mcore.c (handle_structs_in_regs,
8807 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8808 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8809 mcore_num_arg_regs, mcore_function_value): Likewise.
8810 * config/mips/mips-protos.h (mips_pad_arg_upward,
8811 mips_function_value): Likewise.
8812 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8813 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8814 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8815 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8816 mips_function_value): Likewise.
8817 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8819 * config/mmix/mmix.c (mmix_pass_by_reference,
8820 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8821 mmix_encode_section_info): Likewise.
8822 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8824 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8825 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8826 mn10300_function_value): Likewise.
8827 * config/mt/mt-protos.h (mt_function_value): Likewise.
8828 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8829 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8830 * config/pa/pa-protos.h (function_arg_padding, function_value,
8831 pa_return_in_memory): Likewise.
8832 * config/pa/pa.c (pa_pass_by_reference,
8833 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8834 function_arg_padding, function_value, pa_return_in_memory):
8836 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8837 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8838 function_arg_padding): Likewise.
8839 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8840 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8841 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8842 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8843 function_arg_padding, altivec_expand_dst_builtin,
8844 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8845 altivec_init_builtins, rs6000_common_init_builtins,
8846 rs6000_function_value): Likewise.
8847 * s390/s390-protos.h (s390_function_value): Likewise.
8848 * config/s390/s390.c (s390_function_arg_size,
8849 s390_pass_by_reference, s390_return_in_memory,
8850 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8851 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8852 * config/score/score-protos.h (score_function_value): Likewise.
8853 * config/score/score.c (score_arg_partial_bytes,
8854 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8855 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8856 score_pass_by_reference, score_add_offset, score_function_value):
8858 * config/sh/sh-protos.h (sh_attr_renesas_p,
8859 sh_promote_prototypes): Likewise.
8860 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8861 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8862 sh_attr_renesas_p): Likewise.
8863 * config/sparc/sparc-protos.h (function_value,
8864 function_arg_padding): Likewise.
8865 * config/sparc/sparc.c (sparc_promote_prototypes,
8866 sparc_return_in_memory, sparc_pass_by_reference,
8867 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8868 function_arg_record_value_2, function_arg_record_value_1,
8869 function_arg_record_value, function_arg_record_value,
8870 function_arg_padding, function_value): Likewise.
8871 * config/spu/spu-protos.h (spu_function_value): Likewise.
8872 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8873 spu_function_value): Likewise.
8874 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8876 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8877 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8878 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8880 * config/v850/v850.c (v850_return_in_memory,
8881 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8882 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8883 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8884 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8885 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8887 * explow.c (promote_mode, hard_function_value): Likewise.
8888 * expr.h (hard_function_value, promote_mode): Likewise.
8889 * function.c (aggregate_value_p): Likewise.
8890 * hooks.c (hook_bool_const_tree_true): New.
8891 * hooks.h (hook_bool_const_tree_true): New.
8892 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8893 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8894 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8895 TARGET_RETURN_IN_MSB): Likewise.
8896 * target.h (promote_function_args, promote_function_return,
8897 promote_prototypes, return_in_memory, return_in_msb,
8898 pass_by_reference, must_pass_in_stack, callee_copies,
8899 function_value): Likewise.
8900 * targhooks.c (default_return_in_memory,
8901 hook_pass_by_reference_must_pass_in_stack,
8902 hook_callee_copies_named,
8903 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8904 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8905 default_function_value): Likewise.
8906 * targhooks.h (default_return_in_memory,
8907 hook_pass_by_reference_must_pass_in_stack,
8908 hook_callee_copies_named,
8909 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8910 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8911 default_function_value): Likewise.
8912 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8913 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8914 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8915 * tree.c (needs_to_live_in_memory): Likewise.
8916 * tree.h (struct tree_type, needs_to_live_in_memory,
8917 aggregate_value_p, must_pass_in_stack_var_size,
8918 must_pass_in_stack_var_size_or_pad): Likewise.
8919 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8920 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8921 lookup_filename): Likewise.
8923 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8926 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8927 fake fcomi i387 instruction for !TARGET_CMOVE.
8928 (ix86_expand_branch): Expand natural sequence with one jump for
8929 all targets, not only TARGET_CMOVE.
8930 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8931 pattern to implement fake fcomi sequence. Split instruction after
8932 reload to correct compare sequences.
8933 (*cmpfp_xf_cc): Ditto.
8934 (*cmpfp_<mode>_cc): Ditto.
8935 (*cmpfp_u_cc): Ditto.
8936 (*cmpfp_<mode>_cc): Ditto.
8938 2007-08-23 Richard Guenther <rguenther@suse.de>
8940 * tree-pretty-print.c (dump_generic_node): Annotate
8941 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8943 2007-08-23 Richard Guenther <rguenther@suse.de>
8945 * builtins.c (expand_builtin_mathfn): Wrap argument in
8946 save_expr directly instead of re-building the call.
8947 (expand_builtin_mathfn_2): Likewise.
8948 (expand_builtin_mathfn_3): Likewise.
8949 (expand_builtin_interclass_mathfn): Likewise.
8950 (expand_builtin_int_roundingfn): Set arg.
8951 (expand_builtin_int_roundingfn_2): Likewise.
8953 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8955 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8956 *sse_nand<mode>3, *sse_xor<mode>3): New.
8958 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8960 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8961 * config/i386/i386.c (print_operand): Handle ';' code. Output
8962 semicolon for TARGET_MACHO.
8963 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8964 emit semicolon after 'lock' prefix.
8965 (sync_double_compare_and_swap<mode>): Ditto.
8966 (*sync_double_compare_and_swapdi_pic): Ditto.
8967 (*sync_compare_and_swap_cc<mode>): Ditto.
8968 (sync_double_compare_and_swap_cc<mode>): Ditto.
8969 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8970 (sync_old_add<mode>): Ditto.
8971 (sync_add<mode>): Ditto.
8972 (sync_sub<mode>): Ditto.
8973 (sync_ior<mode>): Ditto.
8974 (sync_and<mode>): Ditto.
8975 (sync_xor<mode>): Ditto.
8977 2007-08-22 Chao-ying Fu <fu@mips.com>
8979 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8981 (copy_rtx): Handle CONST_FIXED.
8982 (rtx_equal_p): Likewise.
8983 * rtl.h (fixed_value.h): New include.
8984 (rtx_def): Add a new field of fixed_value to u.
8985 (XCNMPFV): Define for accessing fixed_value.
8986 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8988 * rtl.def (CONST_FIXED): New constant.
8989 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8990 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8991 US_ASHIFT): New codes.
8992 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8993 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8994 unsigned_fract_convert, unsigned_sat_fract): Document them.
8995 * varasm.c (assemble_integer): Extend to support fixed-point constants
8996 by using different machine classes.
8997 (decode_addr_const): Handle FIXED_CST.
8998 (const_hash_1): Likewise.
8999 (compare_constant): Likewise.
9000 (copy_constant): Likewise.
9001 (const_rtx_hash_1): Handle CONST_FIXED.
9002 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9003 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9005 (initializer_constant_valid_p): Handle FIXED_CST.
9006 (output_constant): Support FIXED_POINT_TYPE.
9007 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9008 * cse.c (hash_rtx): Support CONST_FIXED.
9009 (exp_equiv_p): Likewise.
9010 (cannon_reg): Likewise.
9011 (fold_rtx): Likewise.
9012 (equiv_constant): Likewise.
9013 (cse_process_notes_1): Likewise.
9014 (count_reg_usage): Likewise.
9015 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9016 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9017 (wrap_constant): Check CONST_FIXED.
9018 (cselib_hash_rtx): Support CONST_FIXED.
9019 (cselib_subst_to_values): Likewise.
9020 * df-scan.c (df_uses_record): Likewise.
9021 * gcse.c (want_to_gcse_p): Likewise.
9022 (oprs_unchanged_p): Likewise.
9023 (oprs_not_set_p): Likewise.
9024 (compute_transp): Likewise.
9025 (extract_mentioned_regs_helper): Likewise.
9026 * genemit.c (gen_exp): Likewise.
9027 * local-alloc.c (equiv_init_varies_p): Likewise.
9028 (contains_replace_regs): Likewise.
9029 (memref_referenced_p): Likewise.
9030 * loop-invariant.c (check_maybe_invariant): Likewise.
9031 (hash_invariant_expr_1): Likewise.
9032 (invariant_expr_equal_p): Likewise.
9033 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9034 * regclass.c (reg_scan_mark_refs): Likewise.
9035 * regrename.c (scan_rtx): Likewise.
9036 * resource.c (mark_referenced_resources): Likewise.
9037 (mark_set_resources): Likewise.
9038 * rtlanal.c (rtx_unstable_p): Likewise.
9039 (rtx_varies_p): Likewise.
9040 (count_occurrences): Likewise.
9041 (reg_mentioned_p): Likewise.
9042 (modified_between_p): Likewise.
9043 (modified_in_p): Likewise.
9044 (volatile_insn_p): Likewise.
9045 (volatile_refs_p): Likewise.
9046 (side_effects_p): Likewise.
9047 (may_trap_p_1): Likewise.
9048 (inequality_comparisons_p): Likewise.
9049 (computed_jump_p_1): Likewise.
9050 (commutative_operand_precedence): Likewise.
9051 * sched-deps.c (sched_analyze_2): Likewise.
9052 * sched-vis.c (print_value): Likewise.
9053 * reload.c (operands_match_p): Likewise.
9054 (subst_reg_equivs): Likewise.
9055 * reload1.c (eliminate_regs_1): Likewise.
9056 (elimination_effects): Likewise.
9057 (scan_paradoxical_subregs): Likewise.
9058 * alias.c (rtx_equal_for_memref_p): Likewise.
9059 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9060 * emit-rtl.c (const_fixed_htab): New hash table.
9061 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9063 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9064 const_fixed_from_fixed_value): New functions.
9065 (verify_rtx_sharing): Handle CONST_FIXED.
9066 (copy_rtx_if_shared_1): Likewise.
9067 (reset_used_flags): Likewise.
9068 (set_used_flags): Likewise.
9069 (copy_insn_1): Likewise.
9070 (init_emit_once): Create const_fixed_htab.
9071 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9073 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9075 PR tree-optimization/32949
9076 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9077 before failing for ivs with non-constant step.
9079 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9081 * doc/md.texi (Iterators): Renamed from Macros. All contents
9082 changed to reflect rename of respectively define_code_macro and
9083 define_mode_macro to define_code_iterator and define_mode_iterator.
9084 (Mode Iterators, Code Iterators): Similar.
9085 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9086 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9087 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9088 (initialize_iterators, find_iterator, check_code_iterator)
9089 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9090 (read_mapping, read_rtx_1): Similar.
9091 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9092 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9093 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9094 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9095 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9096 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9097 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9098 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9099 config/rs6000/sync.md, config/rs6000/rs6000.md,
9100 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9101 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9102 config/vax/vax.md, config/bfin/bfin.md: Similar.
9104 2007-08-22 David Daney <ddaney@avtrex.com>
9106 * doc/install.texi (Testing): Mention testing on a simulator.
9108 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9110 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9112 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9113 and rearrange floating point conversion functions into different
9116 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9118 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9119 dfa_post_advance_cycle): New scheduler hooks.
9120 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9121 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9123 (TARGET_SCHED): Use them.
9124 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9125 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9126 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9128 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9129 function to facilitate debugging.
9130 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9131 (output_insn_has_dfa_reservation_p): New static function to output
9132 insn_has_dfa_reservation_p ().
9133 (write_automata): Use it.
9134 * genattr.c (main): Output declaration for
9135 insn_has_dfa_reservation_p ().
9137 2007-08-22 Christian Bruel <christian.bruel@st.com>
9138 Richard Guenther <rguenther@suse.de>
9140 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9141 * simplify_rtx (simplify_binary_operation_1): Likewise.
9143 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9145 PR rtl-optimization/32557
9146 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9147 of REGNO (mws->mw_reg).
9149 2007-08-22 Richard Guenther <rguenther@suse.de>
9152 * builtins.c (expand_builtin_int_roundingfn): Replace call
9153 argument wrapped with SAVE_EXPR directly.
9154 (expand_builtin_int_roundingfn_2): Likewise.
9156 2007-08-22 Richard Guenther <rguenther@suse.de>
9158 * tree-inline.c (inlinable_function_p): Restore disregarding
9159 inline limits for GNU extern inline functions.
9161 2007-08-22 Richard Guenther <rguenther@suse.de>
9164 * tree.c (host_integerp): Treat sizetype as signed as it is
9167 2007-08-21 Ian Lance Taylor <iant@google.com>
9169 PR tree-optimization/33134
9170 * tree-vrp.c (adjust_range_with_scev): Call
9171 set_value_range_to_value.
9173 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9175 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9178 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9180 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9183 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9185 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9186 cases to set eight bytes at a time.
9187 (expand_block_move): Likewise.
9189 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9192 * dwarf2out.c (gen_decl_die): Don't call
9193 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9195 2007-08-21 Paul Brook <paul@codesourcery.com>
9196 Nathan Sidwell <nathan@codesourcery.com>
9197 Mark Mitchell <mark@codesourcery.com>
9198 Joseph Myers <joseph@codesourcery.com>
9200 * configure.ac: Add --with-pkgversion and --with-bugurl.
9201 * configure: Regenerate.
9202 * doc/install.texi: Document them.
9203 * version.c (version_string): Remove VERSUFFIX.
9204 (VERSUFFIX): Remove.
9205 (pkgversion_string): New.
9206 (bug_report_url): Do not hard-code initializer.
9207 * version.h (pkgversion_string): Declare.
9208 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9210 (version.o): Define PKGVERSION and BUGURL.
9211 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9212 (%.pod): Define BUGURL.
9213 * gcc.c (process_command, main): Use pkgversion_string.
9214 * toplev.c (compile_file, print_version): Likewise.
9215 * protoize.c (main): Likewise.
9216 * gcov.c (print_version): Likewise. Update copyright date.
9217 * gcov-dump.c (print_version): Likewise. Update copyright date.
9218 * mips-tdump.c (main): Likewise. Update copyright date.
9219 * mips-tfile.c (main): Likewise. Update copyright date.
9220 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9221 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9222 shorten description.
9223 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9224 * doc/gccint.texi: Likewise.
9225 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9226 Update copyright date.
9228 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9230 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9231 (ix86_expand_strlensi_unroll_1): Ditto.
9232 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9233 (ix86_expand_carry_flag_compare): Update comment.
9235 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9238 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9239 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9241 2007-08-21 Richard Guenther <rguenther@suse.de>
9243 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9245 2007-08-21 Richard Guenther <rguenther@suse.de>
9248 * fold-const.c (fold_binary): Remove index +p PTR folding.
9249 Fix types of POINTER_PLUS_EXPR generated by folding of
9252 2007-08-20 Chao-ying Fu <fu@mips.com>
9254 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9255 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9256 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9257 (c_common_fixed_point_type_for_size): Declare.
9258 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9259 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9260 (c_token_starts_declspecs): Likewise.
9261 (c_parser_declspecs): Likewise.
9262 (c_parser_attributes): Likewise.
9263 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9264 (c_declspecs): Add saturating_p.
9265 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9266 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9267 _Sat. Handle RID_SAT.
9268 Avoid using void, bool, char, int, float, double, _Decimal32,
9269 _Decimal64, _Decimal128, and complex with _Sat.
9270 Handle RID_FRACT and RID_ACCUM.
9271 Make sure _Sat is used with _Fract or _Accum.
9272 (finish_declspecs): Handle cts_fract and cts_accum.
9273 * c-common.c (fixed-value.h): New include.
9274 (constant_expression_warning): Handle FIXED_CST.
9275 (overflow_warning): Likewise.
9276 (warnings_for_convert_and_check): Likewise.
9277 (c_common_fixed_point_type_for_size): New.
9278 (c_common_type_for_mode): Handle fixed-point modes to
9279 return various saturating/non-saturating, signed/unsigned types.
9280 (c_common_signed_or_unsigned_type): Support fixed-point types.
9281 (shorten_compare): Check fixed-point zero.
9282 Handle FIXED_POINT_TYPE.
9283 (c_common_truthvalue_conversion): Handle FIXED_CST.
9284 Handle FIXED_POINT_TYPE.
9285 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9287 (handle_mode_attribute): Handle fixed-point modes. Need to check
9288 if the signness of base type and fixed-point modes are consistent.
9289 (handle_vector_size_attribute): Handle fixed-point modes.
9290 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9291 (warn_for_div_by_zero): Check fixed-point zero.
9292 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9293 a common fixed-point type based on fbit, ibit, sign, and saturation.
9294 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9295 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9296 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9297 (convert_for_assignment): Support FIXED_POINT_TYPE.
9298 (digest_init): Handle FIXED_POINT_TYPE.
9299 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9300 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9301 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9302 GE_EXPR, LT_EXPR, GT_EXPR.
9303 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9304 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9305 * target.h (gcc_target): Add fixed_point_supported_p.
9306 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9307 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9308 (default_fixed_point_supported_p): Define.
9309 * targhooks.h (default_fixed_point_supported_p): Declare.
9310 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9311 * doc/install.texi (Configuration): Add --enable-fixed-point.
9312 * configure.ac (--enable-fixed-point): New to enable fixed-point
9313 arithmetic extension to C. For mips targets, we enable it by default.
9314 * configure, config.in: Regenerate.
9316 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9318 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9320 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9322 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9323 DWARF2_DEBUGGING_INFO.
9324 (cold_text_section_used): Same.
9325 (cold_text_section): Same.
9327 2007-08-20 Richard Guenther <rguenther@suse.de>
9329 * c-typeck.c (convert_for_assignment): Use the type of
9330 the member for the initialization.
9332 2007-08-20 Richard Guenther <rguenther@suse.de>
9334 * c-objc-common.c (c_disregard_inline_limits): Remove.
9335 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9336 * cgraphunit.c (cgraph_process_new_functions): Call
9337 disregard_inline_limits_p.
9338 (cgraph_preserve_function_body_p): Likewise.
9339 * ipa-inline.c (compute_inline_parameters): Likewise.
9340 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9342 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9343 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9344 disregard_inline_limits langhook.
9345 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9347 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9348 disregard_inline_limits langhook.
9349 * tree-inline.c (disregard_inline_limits_p): New function.
9350 * tree-inline.h (disregard_inline_limits_p): Declare.
9352 2007-08-20 Richard Guenther <rguenther@suse.de>
9354 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9355 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9356 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9357 auto_var_in_fn_p langhook.
9358 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9360 * tree.c (auto_var_in_fn_p): ... here.
9361 (find_var_from_fn): Call auto_var_in_fn_p directly.
9362 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9363 auto_var_in_fn_p langhook.
9364 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9365 (copy_body_r): Likewise.
9366 (self_inlining_addr_expr): Likewise.
9367 * tree.h (auto_var_in_fn_p): Declare.
9369 2007-08-20 Richard Guenther <rguenther@suse.de>
9371 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9372 (walk_type_fields): Take lh parameter.
9373 (walk_tree): Rename to ...
9374 (walk_tree_1): ... this. Do not call the walk_subtrees
9375 langhook but the now passed callback. Pass lh on recursion.
9376 (walk_tree_without_duplicates): Rename to ...
9377 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9378 and call walk_tree_1.
9379 * tree.h (walk_tree_lh): New typedef.
9380 (walk_tree_1): Declare.
9381 (walk_tree_without_duplicates_1): Likewise.
9382 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9383 (walk_tree_without_duplicates): New define to
9384 walk_tree_without_duplicates_1 with NULL lh parameter.
9385 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9386 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9388 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9389 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9390 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9393 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9396 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9397 code in front of the compacting of basic blocks.
9398 Move the folding of statements inbetween the cgraph checking
9399 and compacting of basic blocks.
9401 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9402 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9405 * config/alpha/alpha.c (va_list_skip_additions): Check for
9406 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9407 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9408 PLUS_EXPR when checking ap.__base.
9409 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9410 when doing addition on pointer types. Use size_int instead of
9412 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9413 ptr_type in the second operand.
9415 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9418 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9420 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9423 * cfgexpand.c (expand_one_register_var): Mark pointer
9424 DECL_ARTIFICIAL as REG_POINTER also.
9425 * stmt.c (expand_decl): Likewise.
9427 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9434 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9435 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9436 on_worklist argument and avoid adding things to worklist multiple
9438 (add_to_worklist): Ditto.
9439 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9440 single SFT is clobbered.
9441 (set_initial_properties): Ditto.
9442 (compute_call_clobbered): Update for changes to function
9444 (create_overlap_variables_for): Always create SFT for offset 0.
9445 (create_structure_vars): Handle PHI's, since we are in SSA form at
9447 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9448 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9450 (add_vars_for_offset): Figure out aliases from access + points-to.
9451 (add_virtual_operand): Use add_vars-for_offset.
9452 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9453 (add_call_clobber_ops): Remove makes_clobbering_call set.
9454 (get_expr_operands): Always pass through the INDIRECT_REF
9456 * tree-ssa-structalias.c (struct constraint_graph): Remove
9458 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9459 address_taken, pt_used, number_incoming.
9460 (FIRST_ADDR_NODE): Removed.
9461 (merge_graph_nodes): Remove broken code for the moment.
9462 (init_graph): New function.
9463 (build_pred_graph): Remove code to init_graph.
9464 Add location equivalence support.
9465 (struct scc_info): Rename roots to deleted.
9467 (init_scc_info): Ditto
9468 (init_topo_info): Use graph->size.
9469 (compute_topo_order): Ditto.
9470 (do_da_constraint): Removed.
9471 (do_sd_constraint): Remove calls to find().
9472 set_union_with_increment should always get 0 as last arg here.
9473 (do_complex_constraint): Replace do_da_constraint with assert.
9475 (struct equiv_class_label): New.
9476 (pointer_equiv_class_table): Ditto.
9477 (location_equiv_class_table): Ditto.
9478 (equiv_class_label_hash): Ditto.
9479 (equiv_class_label_eq): Ditto
9480 (equiv_class_lookup): Ditto.
9481 (equiv_class_ladd): Ditto.
9482 (pointer_equiv_class): Ditto.
9483 (location_equiv_class): Ditto.
9484 (condense_visit): Rename and rewrite from label_visit to do only
9485 SCC related stuff for HU.
9486 (label_visit): Do HU work for HU.
9487 (perform_var_substitution): Update to do HU and location
9489 (free_var_substitution_info): Update to free HU and location
9490 equivalence structures. */
9491 (find_equivalent_node): Update for pointer but not location
9493 (unite_pointer_equivalences): New function.
9494 (move_complex_constraints): Rewrite to only do moving.
9495 (rewrite_constraints): Split out of move_complex_constraints.
9496 (solve_graph): Use graph->size.
9497 (process_constraint_1): Add from_call argument, use it.
9498 Split *a = &b into two constraints.
9499 (process_constraint): Use new process_constraint_1.
9500 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9501 (get_constraint_for): Handle non-pointer integers properly.
9502 Remove code that used to handle structures.
9503 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9504 with unknown addends.
9505 (handle_rhs_call): New function.
9506 (find_func_aliases): Use handle_rhs_call.
9507 (set_uids_in_ptset): Add an assert.
9508 (set_used_smts): Fix bug in not considering unified vars.
9509 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9510 (compute_points_to_sets): Update for other function changes.
9511 (delete_points_to_sets): Ditto.
9512 (ipa_pta_execute): Ditto.
9513 (pass_ipa_pta): We need to update SSA after ipa_pta.
9515 2007-08-19 Jan Hubicka <jh@suse.cz>
9517 * i386.md: Replace "rim" and "mri" constraints by "g".
9519 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9521 * dwarf2out.c (text_section_used, cold_text_section_used,
9522 cold_text_section, dwarf2out_note_section_used): New.
9523 (dwarf2out_init): Initialize cold_text_section.
9524 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9525 dwarf2out_note_section_used.
9526 (size_of_aranges): Only count entry for text section if it was
9527 used. Count entry for cold text section if it was used.
9528 (output_aranges): Only output entries for text section and cold
9529 text section if they were used.
9531 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9533 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9535 (debug_generic_stmt): Likewise.
9536 (debug_tree_chain): Likewise.
9538 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9540 * tree-data-refs.c (split_constant_offset): Expose.
9541 * tree-data-refs.h (split_constant_offset): Add declaration.
9543 * tree-vectorizer.h (dr_alignment_support): Renamed
9544 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9545 Added a new value dr_explicit_realign.
9546 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9547 dr_offset, dr_step, and dr_aligned_to, along with new access
9548 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9549 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9550 STMT_VINFO_DR_ALIGNED_TO.
9552 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9554 In case of outer-loop vectorization with non-fixed misalignment - use
9555 the dr_explicit_realign scheme instead of the optimized realignment
9557 (new_stmt_vec_info): Initialize new fields.
9559 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9560 'nested_in_vect_loop' case. Change verbosity level.
9561 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9562 Don't fail on zero step in the outer-loop for loads.
9563 (vect_analyze_data_refs): Call split_constant_offset to calculate
9564 base, offset and init relative to the outer-loop.
9566 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9567 BSI function argument with a new function argument - at_loop.
9568 Simplify the condition that determines STEP. Takes additional argument
9569 INV_P. Support outer-loop vectorization (handle the
9570 nested_in_vect_loop case), including zero step in the outer-loop. Call
9571 vect_create_addr_base_for_vector_ref with additional argument.
9572 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9573 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9574 Fixed and simplified calculation of step.
9575 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9576 of bsi, and with additional argument. Call bump_vector_ptr with
9577 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9578 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9579 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9580 when the realignment setup needs to take place inside the loop.
9581 Support the dr_explicit_realign scheme. Allow generating the optimized
9582 realignment scheme for outer-loop vectorization. Added documentation.
9583 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9584 the 'nested_in_vect_loop' case, including loads that are invariant in
9585 the outer-loop and the realignment schemes. Handle the case when the
9586 realignment setup needs to take place inside the loop. Call
9587 vect_setup_realignment with additional arguments. Call
9588 vect_create_data_ref_ptr with additional argument and with loop instead
9589 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9590 (vect_gen_niters_for_prolog_loop): Call
9591 vect_create_addr_base_for_vector_ref with additional arguments.
9592 (vect_create_cond_for_align_checks): Likewise.
9593 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9594 scheme: takes additional argument bump; argument ptr_incr is now
9595 optional; updated documentation.
9596 (vect_init_vector): Takes additional argument (bsi). Use it, if
9597 available, to insert the vector initialization.
9598 (get_initial_def_for_induction): Pass additional argument in call to
9600 (vect_get_vec_def_for_operand): Likewise.
9601 (vect_setup_realignment): Likewise.
9602 (vectorizable_load): Likewise.
9604 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9606 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9607 as argument instead of struct loop.
9608 (nested_in_vect_loop_p): New function.
9609 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9611 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9612 from other phis in the loop.
9613 (destroy_loop_vec_info): Add additional argument to declaration.
9615 * tree-vectorizer.c (supportable_widening_operation): Also check if
9616 nested_in_vect_loop_p (don't allow changing the order in this case).
9617 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9618 of struct loop. Call nested_in_vect_loop_p and don't require
9619 flag_unsafe_math_optimizations if it returns true.
9620 (new_stmt_vec_info): When setting def_type for phis differentiate
9621 loop-header phis from other phis.
9622 (bb_in_loop_p): New function.
9623 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9624 just update their loop_vinfo. Order of BB traversal now matters -
9625 call dfs_enumerate_from with bb_in_loop_p.
9626 (destroy_loop_vec_info): Takes additional argument to control whether
9627 stmt_vinfo of the loop stmts should be destroyed as well.
9628 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9629 reduction stmt to be defines by a non loop-header phi.
9630 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9632 * tree-vect-transform.c (vectorizable_reduction): Call
9633 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9634 (vectorizable_call): Likewise.
9635 (vectorizable_conversion): Likewise.
9636 (vectorizable_operation): Likewise.
9637 (vectorizable_type_promotion): Likewise.
9638 (vectorizable_type_demotion): Likewise.
9639 (vectorizable_store): Likewise.
9640 (vectorizable_live_operation): Likewise.
9641 (vectorizable_reduction): Likewise. Also pass loop_info to
9642 vect_is_simple_reduction instead of loop.
9643 (vect_init_vector): Call nested_in_vect_loop_p.
9644 (get_initial_def_for_reduction): Likewise.
9645 (vect_create_epilog_for_reduction): Likewise.
9646 (vect_init_vector): Check which loop to work with, in case there's an
9648 (get_initial_def_for_inducion): Extend to handle outer-loop
9649 vectorization. Fix indentation.
9650 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9651 In the case vect_induction_def get the vector def from the induction
9652 phi node, instead of calling get_initial_def_for_inducion.
9653 (get_initial_def_for_reduction): Extend to handle outer-loop
9655 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9657 (vect_transform_loop): Change assert to just skip this case. Add a
9659 (vect_finish_stmt_generation): Add a couple asserts.
9661 (vect_estimate_min_profitable_iters): Multiply
9662 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9664 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9665 this is an inner-loop reduction in outer-loop vectorization.
9667 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9668 Same code as what used to be vect_analyze_scalar_cycles, only with
9669 additional argument loop, and loop_info passed to
9670 vect_is_simple_reduction instead of loop.
9671 (vect_analyze_scalar_cycles): Code factored out into
9672 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9673 Updated documentation.
9674 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9675 outer-loop vectorization that are live or not used in the outerloop,
9676 cause this requires special handling.
9677 (vect_enhance_data_refs_alignment): Don't consider versioning for
9679 (vect_analyze_data_refs): Check that there are no datarefs in the
9681 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9682 and vect_used_in_outer_by_reduction cases.
9683 (process_use): Also consider the case of outer-loop stmt defining an
9684 inner-loop stmt and vice versa.
9685 (vect_analyze_loop_1): New function.
9686 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9687 loops. Call vect_analyze_loop_1.
9688 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9689 been vectorized. Call destroy_loop_vec_info with additional argument.
9691 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9692 in the inner-loop when doing outer-loop vectorization. Add
9693 documentation and printout.
9694 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9695 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9697 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9699 * tree-affine.h (print_aff): New prototype.
9700 (debug_aff): Likewise.
9701 * tree-affine.c (print_aff): New function.
9702 (debug_aff): Likewise.
9704 2007-08-18 Paul Brook <paul@codesourcery.com>
9705 Joseph Myers <joseph@codesourcery.com>
9707 * common.opt (-fdebug-prefix-map=): New option.
9708 * opts.c: Include debug.h.
9709 (common_handle_option): Handle -fdebug-prefix-map.
9710 * final.c: Include ggc.h.
9711 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9712 remap_debug_filename): New.
9713 * Makefile.in (final.o, opts.o): Update dependencies.
9714 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9715 * configure.ac: Check for assembler --debug-prefix-map support.
9716 * configure, config.in: Regenerate.
9717 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9718 (ASM_DEBUG_SPEC): Include ASM_MAP.
9719 * doc/install.texi (--with-debug-prefix-map): Document.
9720 * doc/invoke.texi (-fdebug-prefix-map): Document.
9721 * dbxout.c (dbxout_init, dbxout_start_source_file,
9722 dbxout_source_file): Call remap_debug_filename.
9723 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9724 dwarf2out_start_source_file, dwarf2out_finish): Call
9725 remap_debug_filename.
9726 (file_table_relative_p): Do not check d->emitted_number.
9727 * toplev.c (output_file_directive): Call remap_debug_filename.
9728 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9729 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9731 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9733 * loop-invariant.c (find_invariants_to_move): Add missing macro
9736 2007-08-17 Tom Tromey <tromey@redhat.com>
9738 * tree.h (struct tree_label_decl): Removed old "java" fields.
9740 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9741 Nigel Stephens <nigel@mips.com>
9743 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9744 Treat -mno-data-in-code and -mcode-xonly as aliases for
9745 -mcode-readable=no and -mcode-readable=pcrel respectively.
9746 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9747 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9748 (MULTILIB_DIRNAMES): Update accordingly.
9750 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9752 * Makefile.in (version.o): Depend on $(REVISION) only if
9753 REVISION_s is defined.
9755 2007-08-17 Sa Liu <saliu@de.ibm.com>
9756 Ulrich Weigand <uweigand@de.ibm.com>
9759 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9760 use build_qualified_type to retain qualifiers of the base type.
9762 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9764 * config/score/score.md : Update pattern tablejump.
9765 * config/score/score.c : Update score_initialize_trampoline
9767 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9768 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9769 * doc/contrib.texi: Add my entry.
9771 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9773 * Makefile.in (REVISION): New.
9776 (version.o): Also depend on $(REVISION). Add
9777 -DREVISION=$(REVISION_s).
9779 * version.c (version_string): Add REVISION.
9781 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9783 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9784 of GOTO that's relocated to a different block.
9786 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9788 * c-common.c (const_strip_array_types): New.
9789 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9790 (const_strip_array_types): New.
9791 * c-objc-common.c (c_disregard_inline_limits,
9792 c_warn_unused_global_decl): Constify.
9793 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9794 c_vla_type_p, c_incomplete_type_error): Likewise.
9795 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9796 * hooks.c (hook_bool_const_tree_false): New.
9797 * hooks.h (hook_bool_const_tree_false): Likewise.
9798 * langhooks-def.h (lhd_warn_unused_global_decl,
9799 lhd_incomplete_type_error, lhd_expr_size,
9800 lhd_tree_inlining_disregard_inline_limits,
9801 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9802 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9803 * langhooks.c (lhd_warn_unused_global_decl,
9804 lhd_incomplete_type_error,
9805 lhd_tree_inlining_disregard_inline_limits,
9806 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9807 lhd_expr_size): Likewise.
9808 * langhooks.h (lang_hooks_for_tree_inlining,
9809 lang_hooks_for_tree_dump, lang_hooks_for_types,
9810 lang_hooks_for_decls, lang_hooks): Likewise.
9811 * pointer-set.c (pointer_set_t, pointer_set_create,
9812 pointer_set_contains, insert_aux, pointer_set_insert,
9813 pointer_set_traverse, pointer_map_t, pointer_map_create,
9814 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9816 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9817 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9818 pointer_map_traverse): Likewise.
9819 * predict.c (assert_is_empty): Likewise.
9820 * tree-affine.c (free_name_expansion): Likewise.
9821 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9822 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9823 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9825 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9827 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9829 (destroy_loop_vec_info): Add call to VEC_free.
9830 * tree-vectorizer.h (may_alias_ddrs): Define.
9831 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9832 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9833 Change reporting to dump.
9834 (vect_is_duplicate_ddr): New.
9835 (vect_mark_for_runtime_alias_test): New.
9836 (vect_analyze_data_ref_dependences) Add call to
9837 vect_mark_for_runtime_alias_test.
9838 (vect_enhance_data_refs_alignment): Define local variable
9839 vect_versioning_for_alias_required, don't perform
9840 peeling for alignment if versioning for alias is
9842 (vect_enhance_data_refs_alignment): Use
9843 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9844 PARAM_VECT_MAX_VERSION_CHECKS.
9845 * tree-vect-transform.c
9846 (vect_create_cond_for_alias_checks): New.
9847 (vect_transform_loop): Add call to
9848 vect_create_cond_for_alias_checks.
9849 (vect_vfa_segment_size): New.
9850 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9852 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9854 (vect-max-version-for-alignment-checks): Document.
9855 (vect-max-version-for-alias-checks): Document.
9856 (vect-max-version-checks): Remove.
9858 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9860 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9861 the same line as the instruction for all asm dialects.
9862 (*rep_movsi): Ditto.
9863 (*rep_movsi_rex64): Ditto.
9864 (*rep_movqi): Ditto.
9865 (*rep_movqi_rex64): Ditto.
9866 (*rep_stosdi_rex64): Ditto.
9867 (*rep_stossi): Ditto.
9868 (*rep_stossi_rex64): Ditto.
9869 (*rep_stosqi): Ditto.
9870 (*rep_stosqi_rex64): Ditto.
9871 (*cmpstrnqi_nz_1): Ditto.
9872 (*cmpstrnqi_nz_rex_1): Ditto.
9873 (*cmpstrnqi_1): Ditto.
9874 (*cmpstrnqi_rex_1): Ditto.
9875 (*strlenqi_1): Ditto.
9876 (*strlenqi_rex_1): Ditto.
9877 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9878 prefix on the same line as the instruction for all asm dialects.
9879 (sync_double_compare_and_swap<mode>): Ditto.
9880 (*sync_double_compare_and_swapdi_pic): Ditto.
9881 (*sync_compare_and_swap_cc<mode>): Ditto.
9882 (sync_double_compare_and_swap_cc<mode>): Ditto.
9883 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9884 (sync_old_add<mode>): Ditto.
9885 (sync_add<mode>): Ditto.
9886 (sync_sub<mode>): Ditto.
9887 (sync_ior<mode>): Ditto.
9888 (sync_and<mode>): Ditto.
9889 (sync_xor<mode>): Ditto.
9891 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9894 * reload.c (find_reloads): Check that the memory returned by
9895 find_reloads_toplev was not the result of forcing a constant
9897 (find_reloads_toplev): Always use simplify_gen_subreg to get
9898 the subreg of a constant. If the result is also a constant,
9899 but not a legitimate one, force it into the constant pool
9900 and reload its address.
9902 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9904 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9907 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9909 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9910 directive for the current vector ABI.
9912 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9915 * caller-save.c (reg_save_code): Set invalide status on restore code.
9917 2007-08-15 Diego Novillo <dnovillo@google.com>
9919 * tree-ssa-alias.c (compute_memory_partitions): Use
9920 alias_bitmap_obstack to allocate bitmaps.
9921 (reset_alias_info): Factor out of init_alias_info.
9922 Mark all name tags not associated to an SSA name for renaming.
9923 (init_alias_info): Call it.
9924 (create_name_tags): Tidy. Add comments.
9925 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9927 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9929 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9930 scheduler dependencies.
9932 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9934 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9936 (*iorsi_1_zext): Likewise.
9937 (*iorsi_1_zext_imm): Likewise.
9938 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9939 with "rm"/"xm" constraint.
9940 (sse2_vmsqrtv2df2): Likewise.
9942 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9945 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9948 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9950 * tree-pass.h (PROP_pta): Removed.
9951 (TODO_rebuild_alias): New.
9952 (pass_may_alias): Removed.
9953 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9954 aliasing if we changed something.
9955 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9957 (pass_may_alias): Removed.
9958 (create_structure_vars): Return TODO_rebuild_alias.
9959 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9960 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9962 (tree_sra_early): We never affect aliasing right now.
9963 * tree-flow.h (compute_may_aliases): New prototype.
9964 * passes.c: Remove pass_may_alias from the passes.
9965 (execute_function_todo): Support TODO_rebuild_alias.
9967 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9969 * i386.c: (legitimize_address): Move dllimported variable check
9970 infront of legitimizing pic address of CONST symbols.
9972 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9974 PR tree-optimization/32941
9975 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9976 (goto_queue_cmp): Remove.
9977 (find_goto_replacement): Change search method.
9978 (maybe_record_in_goto_queue): Add assert.
9979 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9980 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9982 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9984 * alias.c (component_uses_parent_alias_set): Constify.
9985 * alias.h (component_uses_parent_alias_set): Likewise.
9986 * cfgrtl.c (print_rtl_with_bb): Likewise.
9987 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9988 mpz_get_double_int): Likewise.
9989 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9990 mpz_get_double_int): Likewise.
9991 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9992 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9994 * expr.h (safe_from_p): Likewise.
9995 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9997 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9998 zero_sized_type, goa_lhs_expr_p): Likewise.
9999 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10000 * rtl.h (print_rtl_with_bb): Likewise.
10001 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10002 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10003 * tree-flow-inline.h (bb_stmt_list): Constify.
10004 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10006 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10007 const_first_stmt, const_last_stmt): New.
10008 (block_may_fallthru, empty_block_p): Constify.
10009 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10010 EXPR_ONLY_BODY): New.
10011 (expr_first, expr_last, expr_only): Use macro for body.
10012 (const_expr_first, const_expr_last, const_expr_only): New.
10013 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10014 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10015 ctsi_prev, ctsi_stmt): New.
10016 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10017 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10018 * tree-ssa-loop-niter.c (loop_only_exit_p,
10019 derive_constant_upper_bound): Likewise.
10020 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10021 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10022 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10023 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10024 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10025 * tree.c (get_type_static_bounds): Likewise.
10026 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10027 (get_type_static_bounds): Constify.
10029 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10032 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10033 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10034 (*<addsub><mode>3_cc_overflow): New.
10035 (*add<mode>3_cconly_overflow): New.
10036 (*sub<mode>3_cconly_overflow): New.
10037 (*<addsub>si3_zext_cc_overflow): New.
10038 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10039 CCCmode for LTU, GTU, LEU and GEU.
10040 (ix86_comparison_operator): Likewise.
10041 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10042 * config/i386/i386.c (put_condition_code): Support CCCmode.
10043 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10044 or MINUS expressions.
10046 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10049 * c-typeck.c (build_binary_op): Disallow vector float types with
10050 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10052 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10054 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10055 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10056 (dep_def): New typedef.
10057 (init_dep_1, sd_debug_dep): Declare functions.
10058 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10059 (debug_dep_links): Remove.
10060 (struct _deps_list): New field 'n_links'.
10061 (DEPS_LIST_N_LINKS): New macro.
10062 (FOR_EACH_DEP_LINK): Remove.
10063 (create_deps_list, free_deps_list, delete_deps_list): Remove
10065 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10066 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10067 (copy_deps_list_change_con, move_dep_link): Ditto.
10068 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10069 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10071 (INSN_BACK_DEPS): Remove.
10072 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10074 (INSN_DEP_COUNT): Remove.
10075 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10076 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10077 Declare global variables.
10078 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10079 (add_forw_dep, compute_forward_dependences): Remove declarations.
10080 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10081 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10082 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10084 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10086 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10087 (sd_list_types_def): New typedef.
10088 (sd_next_list): Declare function.
10089 (struct _sd_iterator): New type.
10090 (sd_iterator_def): New typedef.
10091 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10093 (FOR_EACH_DEP): New cycle wrapper.
10094 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10096 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10097 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10100 * sched-deps.c (init_dep_1): Make global.
10101 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10103 (dump_dep): New static function.
10104 (dump_dep_flags): New static variable.
10105 (sd_debug_dep): New function.
10106 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10108 (move_dep_link): Use remove_from_deps_list (), instead of
10109 detach_dep_link ().
10110 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10111 (dep_link_is_detached_p): New static function.
10112 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10114 (dn_pool, dl_pool): New alloc_pools.
10115 (dn_pool_diff, dl_pool_diff): New static variables.
10116 (create_dep_node, delete_dep_node): New static function.
10117 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10118 (deps_list_empty_p): Make it static. Use 'n_links' field.
10119 (deps_pools_are_empty_p): New static function.
10120 (alloc_deps_list, delete_deps_list): Remove.
10121 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10122 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10123 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10124 (forward_dependency_cache): Remove.
10125 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10126 'back' from the names. Change signature to use dep_t instead of
10128 (add_back_dep): Ditto. Make global.
10129 (check_dep_status): Rename to check_dep ().
10130 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10132 (sd_finish_insn): Ditto.
10133 (sd_find_dep_between_no_cache): New static function.
10134 (sd_find_dep_between): New function.
10135 (ask_dependency_caches, set_dependency_caches): New static functions.
10136 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10137 (add_or_update_dep_1): Separate pieces of functionality into
10138 ask_dependency_caches (), update_dependency_caches (),
10139 change_spec_dep_to_hard (), update_dep ().
10140 (get_back_and_forw_lists): New static function.
10141 (sd_add_dep): Separate setting of dependency caches into
10142 set_dependency_caches ().
10143 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10145 (sd_delete_dep): Ditto.
10146 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10147 (dump_lists): New static function.
10148 (sd_debug_lists): New debug function.
10149 (delete_all_dependences, fixup_sched_groups): Update to use
10150 sd_* infrastructure.
10151 (sched_analyze_2): Create data-speculative dependency only if
10152 data-speculation is enabled.
10153 (sched_analyze_insn): If insn cannot be speculative, make all its
10154 dependencies non-speculative.
10155 (sched_analyze): Use sd_init_insn ().
10156 (add_forw_dep, compute_forward_dependencies): Remove.
10157 (delete_dep_nodes_in_back_deps): New static function.
10158 (sched_free_deps): New function.
10159 (init_dependency_caches): Init alloc_pools.
10160 (extend_depedency_caches): Update after removing of
10161 forward_dependency_cache.
10162 (free_dependency_caches): Ditto. Free alloc_pools.
10163 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10164 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10166 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10167 (add_dependence): Use init_dep ().
10168 (get_dep_weak_1): New static function.
10169 (get_dep_weak): Move logic to get_dep_weak_1 ().
10170 (dump_ds): New static function moved from haifa-sched.c:
10171 debug_spec_status ().
10172 (debug_ds): New debug function.
10173 (check_dep_status): Rename to check_dep (). Update to check whole
10176 * haifa-sched.c (spec_info): Make global.
10177 (added_recovery_block_p): Rename to
10178 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10179 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10180 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10181 to use new interfaces.
10182 (ok_for_early_queue_removal): Ditto.
10183 (schedule_block): Initialize logical uids of insns emitted by the
10185 (sched_init): Initialize new variable.
10186 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10188 (extend_global): Initialize insn data.
10189 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10190 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10192 (add_to_speculative_block): Update to use new interfaces.
10193 (create_recovery_block): Set new variables.
10194 (create_check_block_twin, fix_recovery_deps): Update to use new
10196 (sched_insn_is_legitimate_for_speculation_p): New function.
10197 (speculate_insn): Move checking logic to
10198 sched_insn_is_legitimate_for_speculation_p ().
10199 (sched_remove_insn): Finalize sched-deps information of instruction.
10200 (clear_priorities, add_jump_dependencies): Update to use new
10202 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10204 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10205 to use new interfaces.
10206 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10207 (new_ready): Try to use control speculation only if it is available.
10208 (add_branch_dependences): Update to use new interfaces.
10209 (compute_block_backward_dependences): Rename to
10210 compute_block_dependences (). Call
10211 targetm.sched.dependencies_evaluation_hook ().
10212 (free_block_dependencies): New static function.
10213 (debug_dependencies): Update to use new interfaces.
10214 (schedule_region): Remove separate computation of forward dependencies.
10215 Move call of targetm.sched.dependencies_evaluation_hook () to
10216 compute_block_dependences (). Free dependencies at the end of
10217 scheduling the region.
10219 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10221 (add_deps_for_risky_insns): Ditto.
10222 (schedule_ebb): Remove separate computation of forward dependencies.
10223 Free dependencies at the end of scheduling the ebb.
10225 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10226 (build_intra_loop_deps): Ditto. Remove separate computation of
10227 forward dependencies. Free sched-deps dependencies.
10229 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10230 to use new interfaces.
10231 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10233 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10235 (is_costly_group): Ditto.
10237 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10239 * alias.c (rtx_equal_for_memref_p): Constify.
10240 * basic-block.h (const_edge, const_basic_block): New.
10241 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10242 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10243 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10244 probably_never_executed_bb_p, edge_probability_reliable_p,
10245 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10246 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10248 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10249 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10251 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10252 flow_nodes_print, dfs_enumerate_from): Likewise.
10253 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10254 control_flow_insn_p, count_basic_blocks): Likewise.
10255 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10256 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10257 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10258 average_num_loop_insns, loop_exit_edge_p,
10259 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10260 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10261 average_num_loop_insns, seq_cost): Likewise.
10262 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10263 * dominance.c (dominated_by_p): Likewise.
10264 * emit-rtl.c (validate_subreg): Likewise.
10265 * except.c (can_throw_internal, can_throw_external): Likewise.
10266 * except.h (can_throw_internal, can_throw_external): Likewise.
10267 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10268 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10269 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10270 simple_mem, store_ops_ok, load_kills_store, find_loads,
10271 store_killed_in_insn, store_killed_after, store_killed_before,
10272 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10274 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10275 noce_mem_write_may_trap_or_fault_p): Likewise.
10276 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10278 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10280 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10281 probably_cold_bb_p, probably_never_executed_bb_p,
10282 edge_probability_reliable_p, br_prob_note_reliable_p,
10283 can_predict_insn_p): Likewise.
10284 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10285 * resource.c (return_insn_p): Likewise.
10286 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10288 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10289 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10290 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10291 verify_gimple_modify_stmt): Likewise.
10292 * tree-chrec.c (is_not_constant_evolution,
10293 is_multivariate_chrec_rec, is_multivariate_chrec,
10294 chrec_contains_symbols, chrec_contains_undetermined,
10295 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10296 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10297 eq_evolutions_p, scev_direction): Likewise.
10298 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10299 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10300 chrec_contains_symbols_defined_in_loop,
10301 chrec_contains_undetermined, tree_contains_chrecs,
10302 evolution_function_is_affine_multivariate_p,
10303 evolution_function_is_univariate_p, chrec_zerop,
10304 evolution_function_is_constant_p, evolution_function_is_affine_p,
10305 evolution_function_is_affine_or_constant_p,
10306 tree_does_not_contain_chrecs, chrec_type): Likewise.
10307 * tree-data-ref.c (tree_fold_divides_p,
10308 object_address_invariant_in_loop_p, dr_may_alias_p,
10309 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10310 same_access_functions, constant_access_functions,
10311 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10313 * tree-flow.h (scev_direction): Likewise.
10314 * tree-gimple.c (is_gimple_stmt): Likewise.
10315 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10317 * tree-pretty-print.c (op_prio): Likewise.
10318 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10319 analyzable_condition, backedge_phi_arg_p): Likewise.
10320 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10321 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10322 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10325 2007-08-13 Dan Hipschman <dsh@google.com>
10328 * c-format.c (check_format_arg): Move check for zero-length
10329 format strings below the check for unterminated strings.
10331 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10334 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10337 2007-08-13 Nick Clifton <nickc@redhat.com>
10339 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10341 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10344 * c-format.c (gcc_gfc_length_specs): New array.
10345 (gcc_gfc_char_table): Add unsigned specifier, and references to
10346 the l length modifier.
10347 (format_types_orig): Use the new gcc_gfc_length_specs.
10349 2007-08-12 Sa Liu <saliu@de.ibm.com>
10351 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10352 and with REG_RETVAL note after split.
10354 2007-08-11 David Daney <ddaney@avtrex.com>
10356 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10357 as ATTRIBUTE_UNUSED.
10359 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10360 Segher Boessenkool <segher@kernel.crashing.org>
10362 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10363 HAVE_LOCAL_CPU_DETECT not defined.
10365 2007-08-11 Jan Hubicka <jh@suse.cz>
10367 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10368 (cgraph_process_new_functions): Honor previous value of
10369 disregard_inline_limits.
10370 * ipa-inline.c (compute_inline_parameters): Likewise.
10372 2007-08-11 Ian Lance Taylor <iant@google.com>
10374 * alias.h (alias_set_type): Define new type.
10375 (ALIAS_SET_MEMORY_BARRIER): Use it.
10376 * rtl.h: Include alias.h.
10377 (struct mem_attrs): Use alias_set_type.
10378 * tree.h: Include alias.h
10379 (struct tree_type): Use alias_set_type.
10380 (struct tree_struct_field_tag): Likewise.
10381 (struct tree_decl_common): Likewise.
10382 * alias.c (struct alias_set_entry): Use alias_set_type.
10383 (get_alias_set_entry, alias_set_subset_of): Likewise.
10384 (alias_sets_conflict_p): Likewise.
10385 (alias_sets_must_conflict_p): Likewise.
10386 (objects_must_conflict_p): Likewise.
10387 (get_alias_set, new_alias_set): Likewise.
10388 (record_alias_subset, record_component_aliases): Likewise.
10389 (varargs_set, frame_set): Change to alias_set_type.
10390 (get_varargs_alias_set): Use alias_set_type.
10391 (get_frame_alias_set): Likewise.
10392 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10393 * dse.c (struct store_info): Use alias_set_type.
10394 (struct read_info, struct clear_alias_mode_holder): Likewise.
10395 (clear_alias_set_lookup, canon_address): Likewise.
10396 (record_store, check_mem_read_rtx): Likewise.
10397 (dse_record_singleton_alias_set): Likewise.
10398 (dse_invalidate_singleton_alias_set): Likewise.
10399 * emit-rtl.c (get_mem_attrs): Likewise.
10400 (set_mem_attributes_minus_bitpos): Likewise.
10401 (set_mem_alias_set): Likewise.
10402 * expr.c (store_constructor_field, store_field): Likewise.
10403 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10404 * langhooks.c (lhd_get_alias_set): Likewise.
10405 * langhooks-def.h (lhd_get_alias_set): Likewise.
10406 * reload1.c (alter_reg): Likewise.
10407 * tree-flow.h (struct fieldoff): Likewise.
10408 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10409 (may_alias_p, get_smt_for, create_sft): Likewise.
10410 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10411 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10412 (merge_smts_into): Likewise.
10413 * varasm.c (const_alias_set): Likewise.
10414 * c-common.c (strict_aliasing_warning): Likewise.
10415 (c_common_get_alias_set): Likewise.
10416 * dse.h (dse_record_singleton_alias_set): Update declaration.
10417 (dse_invalidate_singleton_alias_set): Likewise.
10418 * emit-rtl.h (set_mem_alias_set): Likewise.
10419 * c-common.h (c_common_get_alias_set): Likewise.
10420 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10421 * print-tree.c (print_node): Likewise.
10422 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10424 (alpha_setup_incoming_varargs): Use alias_set_type.
10425 * config/i386/i386.c (setup_incoming_varargs_64): Use
10427 (setup_incoming_varargs_ms_64): Likewise.
10428 (ix86_GOT_alias_set): Likewise.
10429 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10430 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10431 (set): Change to alias_set_type.
10432 (get_TOC_alias_set): Use alias_set_type.
10433 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10435 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10436 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10438 (struct_value_alias_set): Likewise.
10439 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10441 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10443 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10444 * config/vxworks.h (TARGET_VXWORKS): Override.
10445 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10446 "mips" if TARGET_VXWORKS.
10448 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10450 * calls.c (avoid_likely_spilled_reg): New function.
10451 (expand_call): Use it.
10453 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10455 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10457 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10459 * config/mips/predicates.md (const_call_insn_operand): Invoke
10460 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10462 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10465 * config/rs6000/driver-rs6000.c: Include link.h.
10466 Use ElfW instead of wordsize-specif typedef.
10468 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10470 * system.h (CONST_CAST): New.
10471 * c-decl.c (c_make_fname_decl): Use it.
10472 * c-lex.c (cb_ident, lex_string): Likewise.
10473 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10474 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10475 give_switch, set_multilib_dir): Likewise.
10476 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10477 * passes.c (execute_one_pass): Likewise.
10478 * prefix.c (update_path): Likewise.
10479 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10480 * tree.c (build_string): Likewise.
10482 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10484 * tree-flow-inline.h (is_exec_stmt): Remove.
10485 (is_label_stmt): Remove.
10486 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10489 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10491 * lower-subreg.c (resolve_shift_zext): Don't adjust
10492 src_reg_num for wordmode operands.
10494 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10495 David Ung <davidu@mips.com>
10497 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10498 (TARGET_SCHED_REORDER2): Define.
10499 (mips_maybe_swap_ready): New.
10500 (mips_last_74k_agen_insn): New.
10501 (mips_74k_agen_init): New.
10502 (mips_74k_agen_reorder): New function to group loads and stores
10503 in the ready queue.
10504 (mips_sched_init): New.
10505 (mips_sched_reorder): Don't do initialization here. Call
10506 mips_74k_agen_reorder.
10507 (mips_variable_issue): Call mips_74k_agen_init.
10509 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10511 * tree-flow-inline.h (get_filename): Remove.
10513 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10515 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10517 (mips_fetch_insns): Delete in favor of...
10518 (mips_load_store_insns): ...this new function.
10519 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10520 to say whether multiword moves _might_ be split.
10521 (mips_fetch_insns): Delete in favor of...
10522 (mips_load_store_insns): ...this new function.
10523 (mips_rtx_costs): Update the call to mips_address_insns.
10524 (mips_address_cost): Likewise.
10525 * config/mips/mips.md (length): Use mips_load_store_insns instead
10526 of mips_fetch_insns.
10527 * config/mips/constraints.md (R): Use mips_address_insns rather
10528 than mips_fetch_insns. Assume that the move never needs to be split.
10530 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10532 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10533 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10534 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10535 * config/mips/mips.h (mips16_hard_float): Delete.
10536 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10537 definitions, and replace with....
10538 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10539 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10540 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10541 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10542 (override_options): Replace MASK_SOFT_FLOAT references with
10543 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10544 and mips16_hard_float when TARGET_MIPS16.
10546 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10549 * c-typeck.c (build_binary_op): Check for non pointer types before
10550 calling int_fits_type_p.
10552 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10554 PR middle-end/32813
10555 * fold-const.c (omit_one_operand): Return only the ommitted expression
10556 if the result is an empty statement.
10557 (pedantic_omit_one_operand): Likewise.
10559 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10561 * c-typeck.c (readonly_error): Improve error for assignment.
10563 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10565 (pp_c_expression): Ditto.
10567 2007-08-09 Simon Baldwin <simonb@google.com>
10569 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10570 break that was preventing simplify_associative_operation() for xor.
10572 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10573 Nigel Stephens <nigel@mips.com>
10575 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10576 Document change in interpretation of value from boolean to
10578 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10579 ffs and ctz using clz.
10580 (expand_unop): Call them.
10581 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10583 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10584 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10585 enable the new ffs expansion on this target.
10587 2007-08-09 Jan Hubicka <jh@suse.cz>
10589 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10590 (expand_ternary_op): Likewise.
10591 (expand_vec_shift_expr): Likewise.
10592 (expand_binop_directly): Likewise.
10593 (expand_binop): Likewise.
10594 (sign_expand_binop): Likewise.
10595 (expand_twoval_unop): Likewise.
10596 (expand_twoval_binop): Likewise.
10597 (expand_twoval_binop_libfunc): Likewise.
10598 (widen_clz): Likewise.
10599 (widen_bswap): Likewise.
10600 (expand_parity): Likewise.
10601 (expand_unop): Likewise.
10602 (expand_abs_nojump): Likewise.
10603 (expand_copysign): Likewise.
10604 (emit_no_conflict_block): Likewise.
10605 (emit_libcall_block): Likewise.
10606 (can_compare_p): Likewise.
10607 (prepare_cmp_insn): Likewise.
10608 (emit_cmp_and_jump_insn_1): Likewise.
10609 (prepare_float_lib_cmp): Likewise.
10610 (emit_conditional_add): Likewise.
10611 (gen_add2_insn): Likewise.
10612 (have_add2_insn): Likewise.
10613 (gen_sub2_insn): Likewise.
10614 (have_sub2_insn): Likewise.
10615 (can_extend_p): Likewise.
10616 (can_fix_p): Likewise.
10617 (can_float_p): Likewise.
10618 (expand_float): Likewise.
10619 (expand_fix): Likewise.
10620 (expand_sfix_optab): Likewise.
10621 (new_optab): Likewise.
10622 (new_convert_optab): Likewise.
10623 (init_libfuncs): Likewise.
10624 (init_interclass_conv_libfuncs): Likewise.
10625 (init_intraclass_conv_libfuncs): Likewise.
10626 (set_conv_libfunc): Likewise.
10627 (init_optabs): Likewise.
10628 (debug_optab_libfuncs): Likewise.
10629 (gen_cond_trap): Likewise.
10630 * optabs.h (optab_handler, convert_optab_hanlder): New.
10631 * genopinit.c: Update optabs generation table.
10632 * reload.c (find_reloads_address_1): Use optabs accestors.
10633 * builtins.c (expand_builtin_mathfn): Likewise.
10634 (expand_builtin_mathfn_2): Likewise.
10635 (expand_builtin_mathfn_3): Likewise.
10636 (expand_builtin_interclass_mathfn): Likewise.
10637 (expand_builtin_sincos): Likewise.
10638 (expand_builtin_cexpi): Likewise.
10639 (expand_builtin_powi): Likewise.
10640 (expand_builtin_strlen): Likewise.
10641 * dojump.c (do_jump): Likewise.
10642 * expr.c (convert_move): Likewise.
10643 (move_by_pieces): Likewise.
10644 (move_by_pieces_ninsns): Likewise.
10645 (can_store_by_pieces): Likewise.
10646 (store_by_pieces_1): Likewise.
10647 (emit_move_via_integer): Likewise.
10648 (emit_move_complex): Likewise.
10649 (emit_move_ccmode): Likewise.
10650 (emit_move_insn_1): Likewise.
10651 (emit_single_push_insn): Likewise.
10652 (store_constructor): Likewise.
10653 (expand_expr_real_1): Likewise.
10654 (do_store_flag): Likewise.
10655 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10656 (enumerate_modes): Likewise.
10657 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10658 (supportable_widening_operation): Likewise.
10659 (supportable_narrowing_operation): Likewise.
10660 * expmed.c (store_bit_field_1): Likewise.
10661 (extract_bit_field_1): Likewise.
10662 (expand_mult_highpart_optab): Likewise.
10663 (expand_smod_pow2): Likewise.
10664 (expand_divmod): Likewise.
10665 (emit_store_flag): Likewise.
10666 * tree-vect-patterns.c
10667 (vect_pattern_recog_1): Likewise.
10668 * tree-ssa-loop-prefetch.c
10669 (nontemporal_store_p): Likewise.
10670 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10671 (vect_create_epilog_for_reduction): Likewise.
10672 (vectorizable_reduction): Likewise.
10673 (vectorizable_operation): Likewise.
10674 (vect_strided_store_supported): Likewise.
10675 (vectorizable_store): Likewise.
10676 (vect_strided_load_supported): Likewise.
10677 (vectorizable_load): Likewise.
10678 * combine.c (simplify_comparison): Likewise.
10679 * tree-vect-generic.c
10680 (type_for_widest_vector_mode): Likewise.
10681 (expand_vector_operations_1): Likewise.
10682 * config/spu/spu.c (spu_expand_mov): Likewise.
10683 (spu_emit_vector_compare): Likewise.
10684 * config/rs6000/rs6000.c
10685 (rs6000_emit_vector_compare): Likewise.
10686 * stmt.c (add_case_node): Likewise.
10687 * reload1.c (gen_reload):
10689 2007-08-09 Michael Matz <matz@suse.de>
10691 * tree.h (fixed_zerop): Declare as taking a const_tree.
10692 * tree.c (fixed_zerop): Take a const_tree.
10694 2007-08-09 Ira Rosen <irar@il.ibm.com>
10696 * tree-vect-transform.c (vectorizable_store): Remove call to
10697 copy_virtual_operands() and call mark_symbols_for_renaming() for
10698 the created vector store.
10699 (vect_setup_realignment): Don't call copy_virtual_operands() and
10700 update_vuses_to_preheader().
10701 (vectorizable_load): Don't call copy_virtual_operands().
10702 (update_vuses_to_preheader): Remove.
10704 2007-08-08 Chao-ying Fu <fu@mips.com>
10706 * tree.def (FIXED_POINT_TYPE): New type.
10707 (FIXED_CST): New constant.
10708 (FIXED_CONVERT_EXPR): New expr.
10709 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10710 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10711 * tree.h (struct tree_base): Add saturating_flag.
10712 Remove one bit of spare for saturating_flag.
10713 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10714 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10715 FIXED_POINT_TYPE_P): Define.
10716 (TYPE_SATURATING): Define.
10717 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10718 (struct tree_fixed_cst): New.
10719 (TYPE_IBIT, TYPE_FBIT): Define.
10720 (tree_node): Add fixed_cst.
10721 (enum tree_index): Add new enumeration values of
10722 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10723 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10724 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10725 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10726 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10727 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10728 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10729 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10730 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10731 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10732 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10733 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10734 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10735 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10736 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10737 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10738 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10739 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10740 (sat_short_fract_type_node, sat_fract_type_node,
10741 sat_long_fract_type_node, sat_long_long_fract_type_node,
10742 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10743 sat_unsigned_long_fract_type_node,
10744 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10745 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10746 unsigned_short_fract_type_node, unsigned_fract_type_node,
10747 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10748 sat_short_accum_type_node, sat_accum_type_node,
10749 sat_long_accum_type_node, sat_long_long_accum_type_node,
10750 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10751 sat_unsigned_long_accum_type_node,
10752 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10753 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10754 unsigned_short_accum_type_node, unsigned_accum_type_node,
10755 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10756 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10757 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10758 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10759 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10760 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10761 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10762 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10763 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10764 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10765 sat_uda_type_node, sat_uta_type_node): New macro.
10766 (make_fract_type, make_accum_type): Declare.
10767 (make_signed_fract_type, make_unsigned_fract_type,
10768 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10769 make_signed_accum_type, make_unsigned_accum_type,
10770 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10771 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10772 make_or_reuse_sat_signed_fract_type,
10773 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10774 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10775 make_or_reuse_sat_unsigned_accum_type): New macro.
10776 (fixed_zerop): Declare.
10777 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10778 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10779 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10780 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10781 * treestruct.def: Add TS_FIXED_CST.
10782 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10783 (tree.o): Likewise.
10784 (tree-dump.o): Likewise.
10785 (print-tree.o): Likewise.
10786 (tree-pretty-print.o): Likewise.
10787 (fold-const.o): Likewise.
10788 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10789 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10790 (is_gimple_min_invariant): Handle FIXED_CST.
10791 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10792 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10793 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10794 (layout_type): Handle FIXED_POINT_TYPE.
10795 (make_fract_type, make_accum_type): New functions.
10796 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10797 * tree-dump.c (fixed-value.h): New include.
10798 (dump_fixed): New function.
10799 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10800 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10801 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10802 * tree-pretty-print.c (fixed-value.h): New include.
10803 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10804 FIXED_CONVERT_EXPR.
10805 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10806 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10807 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10808 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10809 for non-saturating fixed-point types.
10810 (reassociate_bb): Likewise.
10811 * emit-rtl.c (fixed-value.h): New include.
10812 (fconst0, fconst1): New array.
10813 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10814 * tree-vect-generic.c expand_vector_operation): Support
10815 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10816 MODE_VECTOR_UACCUM.
10817 (type_for_widest_vector_mode): Add one parameter for the
10819 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10821 Pass the satp parameter to type_for_mode for fixed-point types.
10822 (expand_vector_operations_1): Pass the saturating flag to
10823 type_for_widest_vector_mode.
10824 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10825 and MODE_VECTOR_UACCUM.
10826 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10827 (vectorizable_condition): Likewise.
10828 * tree.c (fixed-value.h): New include.
10829 (tree_code_size): Support FIXED_CST.
10830 (build_fixed): New function.
10831 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10832 (fixed_zerop): New function.
10833 (tree_node_structure): Support FIXED_CST.
10834 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10835 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10836 (type_hash_eq): Handle FIXED_POINT_TYPE.
10837 (simple_cst_equal): Support FIXED_CST.
10838 (iterative_hash_expr): Handle FIXED_CST.
10839 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10840 (get_narrower): Likewise.
10841 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10842 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10843 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10844 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10846 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10847 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10848 (initializer_zerop): Support FIXED_CST.
10849 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10850 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10851 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10852 (is_base_type): Handle FIXED_POINT_TYPE.
10853 (add_type_attribute): Handle FIXED_POINT_TYPE.
10854 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10855 * print-tree.c (fixed-value.h): New include.
10856 (print_node_brief): Support FIXED_CST.
10857 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10858 * c-pretty-print.c (fixed-value.h): New include.
10859 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10860 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10861 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10862 Support fixed-point types for inner items in VECTOR_TYPE.
10863 (pp_c_direct_declarator): Likewise.
10864 (pp_c_declarator): Likewise.
10865 (pp_c_fixed_constant): New function.
10866 (pp_c_constant): Handle FIXED_CST.
10867 (pp_c_primary_expression): Likewise.
10868 (pp_c_expression): Likewise.
10869 * fold-const.c (fixed-value.h): New include.
10870 (negate_expr_p): Return true for FIXED_CST.
10871 (fold_negate_expr): Support FIXED_CST.
10872 (split_tree): Support FIXED_CST.
10873 (const_binop): Support FIXED_CST.
10874 (fold_convert_const_int_from_fixed): New function to convert from
10876 (fold_convert_const_real_from_fixed): New function to convert from
10878 (fold_convert_const_fixed_from_fixed): New function to convert from
10879 fixed to another fixed.
10880 (fold_convert_const_fixed_from_int): New function to convert from
10882 (fold_convert_const_fixed_from_real): New function to convert from
10884 (fold_convert_const): Support conversions from fixed to int, from
10885 fixed to real, from fixed to fixed, from int to fixed, and from real
10887 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10888 (operand_equal_p): Support FIXED_CST.
10889 (make_range): For fixed-point modes, we need to pass the
10890 saturating flag as the 2nd parameter.
10891 (tree_swap_operands_p): Handle FIXED_CST.
10892 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10894 (fold_unary): Support FIXED_CONVERT_EXPR.
10895 (fold_binary): Handle FIXED_CST.
10896 Make sure the type is not saturating, before associating operations.
10897 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10898 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10899 (fold_negate_const): Support FIXED_CST.
10900 (fold_relational_const): Support FIXED_CST.
10901 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10902 (gimplify_expr): Handle FIXED_CST.
10903 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10904 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10905 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10906 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10907 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10908 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10909 LONG_LONG_ACCUM_TYPE_SIZE.
10910 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10911 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10912 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10913 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10914 MODE_ACCUM, and MODE_UACCUM.
10915 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10916 fixed-point types to disable reduction.
10917 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10919 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10921 * config/rs6000/x-rs6000: New file.
10922 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10923 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10924 (EXTRA_SPEC_FUNCTIONS): Define.
10925 (HAVE_LOCAL_CPU_DETECT): Define.
10926 (CC1_CPU_SPEC): Define.
10927 * config/rs6000/driver-rs6000.c: New file.
10928 * config/rs6000/aix.h (CC1_SPEC): Define.
10929 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10930 * config.host: Add x-rs6000 to host_xmake_file if host and target
10931 are rs6000 or powerpc.
10933 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10935 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10937 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10938 Sandra Loosemore <sandra@codesourcery.com>
10939 Chao-ying Fu <fu@mips.com>
10940 Nigel Stephens <nigel@mips.com>
10941 David Ung <davidu@mips.com>
10943 * doc/invoke.texi (-mcode-readable): Document.
10944 * config/mips/mips.opt (mcode-readable): New option.
10945 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10946 * config/mips/mips.h (mips_code_readable_setting): New enum.
10947 (mips_code_readable): Declare.
10948 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10949 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10950 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10951 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10952 boiler-plate comments.
10953 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10954 * config/mips/mips.c (mips_code_readable): New variable.
10955 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10956 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10957 context and -mcode-readable setting to restrict the use of
10958 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10959 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10960 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10961 (mips_blocks_for_constant_p): Only return false for
10962 TARGET_MIPS16_PCREL_LOADS.
10963 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10964 for MIPS16. Handle SYMBOL_32_HIGH.
10965 (mips_const_insns): Allow HIGHs for MIPS16 too.
10966 (mips_unspec_address_offset): New function, split out from...
10967 (mips_unspec_address): ...here.
10968 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10969 16-bit symbolic constants. Assert approropiate conditions for
10970 using the "la" and "dla" macros.
10971 (mips_handle_option): Handle -mcode-readable=.
10972 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10973 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10974 (mips_strip_unspec_address): New function, split out from...
10975 (print_operand_reloc): ...here.
10976 (print_operand): Pass constants through mips_strip_unspec_address.
10977 (print_operand_address): Likewise.
10978 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10979 (mips_select_rtx_section): Remove MIPS16 handling.
10980 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10981 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10982 (mips16_lay_out_constants): Do nothing unless
10983 TARGET_MIPS16_PCREL_LOADS.
10984 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10985 * config/mips/mips.md: Split HIGHs for MIPS16.
10986 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10988 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10990 * config/mips/mips-protos.h (mips_emit_move): Declare.
10991 * config/mips/mips.c (mips_emit_move): New function.
10992 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10993 (mips_legitimize_const_move): Likewise.
10994 (mips_legitimize_move): Likewise.
10995 (mips_split_64bit_move): Likewise.
10996 (mips_restore_gp): Likewise.
10997 (mips_load_call_address): Likewise.
10998 (mips_emit_fcc_reload): Likewise.
10999 (mips_set_return_address): Likewise.
11000 (mips_block_move_straight): Likewise.
11001 (mips_block_move_loop): Likewise.
11002 (mips_setup_incoming_varargs): Likewise.
11003 (mips_save_reg): Likewise.
11004 (mips_expand_prologue): Likewise.
11005 (mips_restore_reg): Likewise.
11006 (mips_expand_epilogue): Likewise.
11007 (mips_output_mi_thunk): Likewise.
11008 (build_mips16_call_stub): Likewise.
11009 (mips_builtin_branch_and_move): Likewise.
11010 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11011 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11012 (fixuns_truncdfdi2): Likewise.
11013 (fixuns_truncsfsi2): Likewise.
11014 (fixuns_truncsfdi2): Likewise.
11015 (loadgp_absolute): Likewise.
11016 (builtin_setjmp_setup): Likewise.
11017 (builtin_longjmp): Likewise.
11018 (untyped_call): Likewise.
11020 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11022 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11023 an "rtx *" argument. Return a bool.
11024 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11025 values and return true if they can be split. Take the same kind of
11026 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11027 and store the lo_sum there if nonnull. Use the symbol type to
11028 determine whether a $gp or HIGH is needed.
11029 (mips_legitimize_address): Update call to mips_split_symbol and
11030 simplify accordingly.
11031 (mips_legitimize_const_move): Likewise.
11032 * config/mips/mips.md: In the combine define_split,
11033 check mips_split_symbol instead of splittable_symbolic_operand.
11034 Update use of mips_split_symbol in the generator code.
11035 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11037 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11039 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11040 (mips_symbol_insns_1): New function, split out from...
11041 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11042 and stores separately from load addresses.
11043 (mips_classify_address): Replace uses of mips_symbolic_address_p
11044 with uses of mips_symbol_insns.
11045 (mips_address_insns): Update calls to mips_symbol_insns.
11046 (mips_const_insns): Likewise.
11047 (mips_legitimize_address): Likewise.
11049 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11051 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11052 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11053 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11054 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11055 non-call contexts if TARGET_MIPS16.
11056 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11057 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11058 code for SYMBOL_ABSOLUTE.
11059 (mips_symbol_insns): Likewise.
11061 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11063 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11064 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11065 (mips_symbolic_constant_p): Likewise. Update the call to
11066 mips_classify_symbol.
11067 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11068 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11069 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11070 (print_operand_reloc): Add a context argument. Update the call to
11071 mips_symbolic_constant_p.
11072 (print_operand): Update the calls to print_operand_reloc.
11073 (print_operand_address): Use print_operand_reloc rather than
11075 (mips_rewrite_small_data_p): Add a context argument. Update the call
11076 to mips_symbolic_constant_p.
11077 (mips_small_data_pattern_1): Make DATA the containing mem.
11078 Update the call to mips_rewrite_small_data_p.
11079 (mips_rewrite_small_data_1): Likewise.
11080 (mips_use_anchors_for_symbol_p): Update the call to
11081 mips_symbolic_constant_p.
11082 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11083 (splittable_symbolic_operand): Likewise.
11084 (move_operand): Likewise.
11085 (absolute_symbolic_operand): Likewise.
11086 (got_disp_operand): Likewise.
11087 (got_page_ofst_operand): Likewise.
11089 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11091 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11092 (SYMBOL_ABSOLUTE): ...this.
11093 (SYMBOL_SMALL_DATA): Rename to...
11094 (SYMBOL_GP_RELATIVE): ...this.
11095 (SYMBOL_CONSTANT_POOL): Rename to...
11096 (SYMBOL_PC_RELATIVE): ...this.
11097 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11098 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11099 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11100 after above changes.
11101 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11102 (general_symbolic_operand): Rename to...
11103 (absolute_symbolic_operand): ...this.
11104 * config/mips/mips.md: Update after above changes.
11106 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11107 Revital Eres <eres@il.ibm.com>
11109 * ddg.c (print_ddg): Add dump information.
11110 * modulo-sched.c (print_node_sched_params): Add parameter and
11112 (calculate_maxii): Remove function.
11113 (undo_generate_reg_moves): Likewise.
11114 (undo_permute_partial_schedule): Likewise.
11115 (kernel_number_of_cycles): Likewise.
11116 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11117 (sms_schedule): Use it. Remove profitability checks.
11118 (sms_schedule_by_order): Fix order of nodes within the cycle.
11120 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11122 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11123 -profile option, add pie support.
11124 (ENDFILE_SPEC): New spec.
11125 * config/gnu.h (LIB_SPEC): Add -profile option.
11127 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11129 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11130 * config/gnu.h (LIB_SPEC): Likewise.
11132 2007-08-07 Yaz Saito <saito@google.com>
11133 Ian Lance Taylor <iant@google.com>
11135 * common.opt (finstrument-functions-exclude-function-list): New
11137 (finstrument-functions-exclude-file-list): New option.
11138 * opts.c (char_p): Define and DEF_VEC.
11139 (flag_instrument_functions_exclude_functions): New static
11141 (flag_instrument_functions_exclude_files): New static variable.
11142 (add_instrument_functions_exclude_list): New static function.
11143 (flag_instrument_functions_exclude_p): New function.
11144 (common_handle_option): Handle new options.
11145 * flags.h (flag_instrument_functions_exclude_p): Declare.
11146 * gimplify.c (gimplify_function_tree): Call
11147 flag_instrument_functions_exclude_p.
11148 * doc/invoke.texi (Option Summary): Mention new options.
11149 (Code Gen Options): Document new options.
11151 2007-08-07 Ian Lance Taylor <iant@google.com>
11153 PR rtl-optimization/32776
11154 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11155 (resolve_use): Likewise.
11156 (decompose_multiword_subregs): Remove "changed" local variable.
11158 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11160 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11161 * configure: Regenerate.
11162 * config.in: Regenerate.
11163 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11166 2007-08-07 Ian Lance Taylor <iant@google.com>
11168 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11169 note, just delete the insn.
11171 2007-08-07 Andreas Schwab <schwab@suse.de>
11174 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11177 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11179 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11180 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11181 (decompose_multiword_subregs): Use the functions above to decompose
11182 multiword shifts and zero-extends.
11184 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11186 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11187 "assemble" descriptions which were swapped.
11189 2007-08-06 Chao-ying Fu <fu@mips.com>
11191 * fixed-value.h: New file.
11192 * fixed-value.c: New file.
11193 * Makefile.in (OBJS-common): Add fixed-value.o.
11194 (fixed-value.o): New rule.
11195 (GTFILES): Add fixed-value.h.
11196 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11197 to compare a.low and b.low.
11198 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11200 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11201 Daniel Jacobowitz <dan@codesourcery.com>
11204 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11206 (x86_64-*-netbsd*): Likewise.
11207 (x86_64-*-linux*): Likewise.
11208 (x86_64-*-kfreebsd*-gnu): Likewise.
11209 (x86_64-*-knetbsd*-gnu): Likewise.
11210 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11212 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11214 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11215 Add -fno-asynchronous-unwind-tables.
11217 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11218 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11219 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11220 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11221 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11223 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11225 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11226 (TARGET_C_MODE_FOR_SUFFIX): New.
11228 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11230 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11232 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11234 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11236 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11238 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11239 before checking function returns in conditional expressions.
11241 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11244 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11246 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11248 PR middle-end/32988
11249 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11250 for INTEGRAL_TYPE_P.
11252 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11254 * configure.ac: Remove --enable-checking=df from default settings.
11255 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11256 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11257 if the parameter is true.
11258 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11259 DF_VERIFY_SCHEDULED flag is true.
11260 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11261 (df_finish_pass): Adjust prototype.
11262 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11265 * see.c (pass_see): Add TODO_df_verify.
11266 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11267 * global.c (rest_of_handle_global_alloc): Schedule verification
11269 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11271 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11272 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11273 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11275 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11276 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11277 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11279 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11280 Revital Eres <eres@il.ibm.com>
11282 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11284 * ddg.c (create_ddg_dependence): Rename to...
11285 (create_ddg_dep_from_intra_loop_link): This. Do not check
11286 for interloop edges. Do not create anti dependence edge when
11287 a true dependence edge exists in the opposite direction and
11288 -fmodulo-sched-allow-regmoves is set.
11289 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11290 (add_cross_iteration_register_deps): Create anti dependence edge
11291 when -fno-modulo-sched-allow-regmoves is set.
11292 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11294 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11296 * config/arm/arm.md (movsi): Add braces.
11298 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11300 PR middle-end/32780
11301 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11302 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11305 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11307 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11308 state accessor functions.
11309 * cfgloopmanip.c (remove_path, create_preheaders,
11310 force_single_succ_latches, fix_loop_structure): Ditto.
11311 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11312 tree_duplicate_loop_to_header_edge): Ditto.
11313 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11314 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11316 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11317 cleanup_tree_cfg): Ditto.
11318 * tree-cfg.c (tree_merge_blocks): Ditto.
11319 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11320 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11321 loop_preheader_edge, single_exit): Ditto.
11322 (flow_loops_find): Do not clear loops->state.
11323 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11324 loops_state_clear): New functions.
11326 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11328 PR middle-end/32399
11329 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11330 when adding to the base and convert ELT to sizetype instead of type.
11332 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11334 PR middle-end/32304
11335 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11336 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11338 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11340 PR middle-end/32935
11341 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11342 correct type the negate expression.
11344 2007-08-03 Jan Hubicka <jh@suse.cz>
11346 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11349 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11351 * config/rs6000/rs6000.c (struct processor_cost): Change
11352 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11353 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11355 (rios1_costs, rios2_cost): Correct cache line size.
11356 (rs6000_override_options): Set l2-cache-size parameter.
11358 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11359 Diego Novillo <dnovillo@google.com>
11362 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11363 if the range includes 0.
11365 2007-08-03 Ben Elliston <bje@au.ibm.com>
11367 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11368 mode to unspec expressions to silence a warning from the generator
11371 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11373 * config/ia64/constraints.md ("U"): Make constraint vector only.
11375 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11377 PR middle-end/25446
11378 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11379 always_inline attribute on the function decl.
11381 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11383 PR middle-end/25445
11384 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11385 if we are compiling with -fPIC.
11387 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11388 Nigel Stephens <nigel@mips.com>
11390 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11391 Define for MIPS32 and MIPS64.
11393 2007-08-02 Nick Clifton <nickc@redhat.com>
11395 * config/host-hpux.c: Change copyright header to refer to version
11396 3 of the GNU General Public License and to point readers at the
11397 COPYING3 file and the FSF's license web page.
11398 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11399 config/alpha/linux.h, config/alpha/alpha.opt,
11400 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11401 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11402 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11403 config/alpha/alpha.h, config/alpha/sync.md,
11404 config/alpha/openbsd.h, config/alpha/alpha.md,
11405 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11406 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11407 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11408 config/alpha/constraints.md, config/alpha/osf.h,
11409 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11410 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11411 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11412 config/frv/frv-asm.h, config/frv/frv-protos.h,
11413 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11414 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11415 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11416 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11417 config/s390/s390.opt, config/s390/s390-modes.def,
11418 config/s390/fixdfdi.h, config/s390/constraints.md,
11419 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11420 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11421 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11422 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11423 config/m32c/prologue.md, config/m32c/m32c.abi,
11424 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11425 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11426 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11427 config/m32c/jump.md, config/m32c/shift.md,
11428 config/m32c/m32c-protos.h, config/libgloss.h,
11429 config/spu/spu-protos.h, config/spu/predicates.md,
11430 config/spu/spu-builtins.h, config/spu/spu.c,
11431 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11432 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11433 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11434 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11435 config/sparc/hypersparc.md, config/sparc/predicates.md,
11436 config/sparc/linux.h, config/sparc/sp64-elf.h,
11437 config/sparc/supersparc.md, config/sparc/cypress.md,
11438 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11439 config/sparc/niagara.md, config/sparc/sparc.md,
11440 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11441 config/sparc/sparc.opt, config/sparc/sync.md,
11442 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11443 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11444 config/sparc/sparc.c, config/sparc/little-endian.opt,
11445 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11446 config/sparc/linux64.h, config/sparc/freebsd.h,
11447 config/sparc/sol2.h, config/sparc/rtemself.h,
11448 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11449 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11450 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11451 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11452 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11453 config/m32r/linux.h, config/m32r/constraints.md,
11454 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11455 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11456 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11457 config/i386/i386.md, config/i386/netware-crt0.c,
11458 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11459 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11460 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11461 config/i386/sol2.h, config/i386/constraints.md,
11462 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11463 config/i386/predicates.md, config/i386/geode.md,
11464 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11465 config/i386/freebsd64.h, config/i386/vxworksae.h,
11466 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11467 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11468 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11469 config/i386/netware.h, config/i386/i386-modes.def,
11470 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11471 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11472 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11473 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11474 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11475 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11476 config/i386/xm-mingw32.h, config/i386/linux64.h,
11477 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11478 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11479 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11480 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11481 config/i386/cygwin2.c, config/i386/i386-protos.h,
11482 config/i386/sync.md, config/i386/openbsd.h,
11483 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11484 config/i386/nto.h, config/i386/biarch64.h,
11485 config/i386/i386-coff.h, config/i386/freebsd.h,
11486 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11487 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11488 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11489 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11490 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11491 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11492 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11493 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11494 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11495 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11496 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11497 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11498 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11499 config/sh/superh64.h, config/sh/rtemself.h,
11500 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11501 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11502 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11503 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11504 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11505 config/avr/predicates.md, config/avr/constraints.md,
11506 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11507 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11508 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11509 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11510 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11511 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11512 config/c4x/predicates.md, config/c4x/c4x.h,
11513 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11514 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11515 config/xtensa/linux.h, config/xtensa/xtensa.h,
11516 config/xtensa/elf.h, config/xtensa/xtensa.md,
11517 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11518 config/xtensa/xtensa-protos.h, config/dbx.h,
11519 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11520 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11521 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11522 config/host-solaris.c, config/fr30/fr30.h,
11523 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11524 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11525 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11526 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11527 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11528 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11529 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11530 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11531 config/cris/predicates.md, config/cris/linux.h,
11532 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11533 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11534 config/cris/aout.opt, config/cris/cris-protos.h,
11535 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11536 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11537 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11538 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11539 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11540 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11541 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11542 config/chorus.h, config/mn10300/mn10300.c,
11543 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11544 config/mn10300/mn10300.h, config/mn10300/linux.h,
11545 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11546 config/mn10300/mn10300.md, config/ia64/predicates.md,
11547 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11548 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11549 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11550 config/ia64/freebsd.h, config/ia64/ia64.md,
11551 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11552 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11553 config/gofast.h, config/rtems.h, config/sol2-10.h,
11554 config/m68k/predicates.md, config/m68k/m68k.md,
11555 config/m68k/linux.h, config/m68k/m68k-modes.def,
11556 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11557 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11558 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11559 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11560 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11561 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11562 config/m68k/constraints.md, config/m68k/rtemself.h,
11563 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11564 config/m68k/uclinux.h, config/rs6000/power4.md,
11565 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11566 config/rs6000/linux.h, config/rs6000/eabi.h,
11567 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11568 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11569 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11570 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11571 config/rs6000/windiss.h, config/rs6000/603.md,
11572 config/rs6000/aix41.h, config/rs6000/cell.md,
11573 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11574 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11575 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11576 config/rs6000/default64.h, config/rs6000/7xx.md,
11577 config/rs6000/darwin.opt, config/rs6000/spe.md,
11578 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11579 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11580 config/rs6000/7450.md, config/rs6000/linux64.h,
11581 config/rs6000/constraints.md, config/rs6000/440.md,
11582 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11583 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11584 config/rs6000/rs6000.h, config/rs6000/power6.md,
11585 config/rs6000/predicates.md, config/rs6000/altivec.md,
11586 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11587 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11588 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11589 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11590 config/rs6000/linux64.opt, config/rs6000/sync.md,
11591 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11592 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11593 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11594 config/rs6000/eabispe.h, config/rs6000/e500.h,
11595 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11596 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11597 config/rs6000/aix.h, config/rs6000/vxworks.h,
11598 config/rs6000/40x.md, config/rs6000/aix51.h,
11599 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11600 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11601 config/arc/arc.h, config/mcore/mcore-elf.h,
11602 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11603 config/mcore/mcore.md, config/mcore/mcore.c,
11604 config/mcore/mcore.opt, config/mcore/mcore.h,
11605 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11606 config/score/predicates.md, config/score/score-version.h,
11607 config/score/score-protos.h, config/score/misc.md,
11608 config/score/elf.h, config/score/score.c, config/score/mac.md,
11609 config/score/score7.md, config/score/score.h,
11610 config/score/score-conv.h, config/score/score-mdaux.c,
11611 config/score/score.md, config/score/score.opt,
11612 config/score/score-modes.def, config/score/score-mdaux.h,
11613 config/score/mul-div.S, config/arm/uclinux-elf.h,
11614 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11615 config/arm/symbian.h, config/arm/linux-elf.h,
11616 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11617 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11618 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11619 config/arm/strongarm-pe.h, config/arm/arm.h,
11620 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11621 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11622 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11623 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11624 config/arm/arm-cores.def, config/arm/arm-protos.h,
11625 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11626 config/arm/wince-pe.h, config/arm/neon.md,
11627 config/arm/constraints.md, config/arm/neon.ml,
11628 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11629 config/arm/arm.opt, config/arm/arm926ejs.md,
11630 config/arm/predicates.md, config/arm/iwmmxt.md,
11631 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11632 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11633 config/arm/neon-testgen.ml, config/arm/arm.md,
11634 config/arm/xscale-coff.h, config/arm/pe.c,
11635 config/arm/arm-generic.md, config/arm/pe.h,
11636 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11637 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11638 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11639 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11640 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11641 config/pa/predicates.md, config/pa/pa64-hpux.h,
11642 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11643 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11644 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11645 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11646 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11647 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11648 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11649 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11650 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11651 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11652 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11653 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11654 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11655 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11656 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11657 config/mips/linux64.h, config/mips/elforion.h,
11658 config/mips/constraints.md, config/mips/generic.md,
11659 config/mips/predicates.md, config/mips/4300.md,
11660 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11661 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11662 config/mips/5k.md, config/mips/vr4120-div.S,
11663 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11664 config/mips/mips-protos.h, config/mips/6000.md,
11665 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11666 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11667 config/mips/mips-modes.def, config/mips/vr.h,
11668 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11669 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11670 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11671 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11672 config/vax/openbsd1.h, config/vax/netbsd.h,
11673 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11674 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11675 config/h8300/rtems.h, config/h8300/predicates.md,
11676 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11677 config/h8300/h8300.md, config/h8300/h8300.opt,
11678 config/h8300/coff.h, config/h8300/h8300-protos.h,
11679 config/v850/v850.md, config/v850/predicates.md,
11680 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11681 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11682 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11683 config/mmix/mmix.h, config/mmix/predicates.md,
11684 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11685 config/mmix/mmix.c, config/mmix/mmix.opt,
11686 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11687 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11688 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11689 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11692 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11694 * emit-rtl.c (reset_used_decls): Rename to...
11695 (set_used_decls): ...this. Set the used flag rather than clearing it.
11696 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11697 DECL_RTLs rather than resetting them.
11699 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11701 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11703 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11705 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11706 argument to find_reloads_address.
11708 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11710 PR tree-optimization/32919
11711 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11712 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11713 (coalesce_ssa_name): Call it.
11715 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11716 David Ung <davidu@mips.com>
11718 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11719 (__mips16_unorddf2, __mips16_floatunsidf): New.
11720 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11722 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11724 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11726 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11727 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11728 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11729 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11730 * omp-low.c (get_ws_args_for, determine_parallel_type,
11731 expand_omp_for_generic, expand_omp_for_static_nochunk,
11732 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11733 Work with more precise CFG.
11734 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11735 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11737 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11738 * gimple-low.c (lower_stmt): Ditto.
11739 * tree-inline.c (estimate_num_insns_1): Ditto.
11740 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11741 (OMP_SECTIONS_SWITCH): New.
11742 * tree-cfgcleanup.c (cleanup_omp_return): New.
11743 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11744 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11745 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11746 (tree_redirect_edge_and_branch): Handle omp constructs.
11748 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11749 with three arguments.
11751 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11753 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11754 in loop closed ssa.
11756 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11758 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11759 the loop structures may need fixing.
11760 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11762 (cleanup_tree_cfg_loop): Removed.
11763 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11764 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11765 instead of running cleanup_tree_cfg_loop.
11766 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11767 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11768 (tree_predictive_commoning): Declaration changed.
11769 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11771 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11773 * doc/invoke.texi (l1-cache-size): Update documentation.
11774 (l2-cache-size): Document.
11775 * params.h (L2_CACHE_SIZE): New macro.
11776 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11777 that L1_CACHE_SIZE is in kB now.
11778 (L2_CACHE_SIZE_BYTES): New macro.
11779 (tree_ssa_prefetch_arrays): Show size in kB.
11780 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11781 and l2_cache_size fields.
11782 * config/i386/driver-i386.c (describe_cache): Detect cache size
11784 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11785 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11786 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11787 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11788 (override_options): Set l1-cache-size and l2-cache-size to default
11789 values if not specified otherwise.
11790 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11791 (PARAM_L2_CACHE_SIZE): New.
11793 2007-08-01 Nigel Stephens <nigel@mips.com>
11794 David Ung <davidu@mips.com>
11795 Thiemo Seufer <ths@mips.com>
11796 Chris Dearman <chris@mips.com>
11797 Richard Sandiford <richard@codesourcery.com>
11799 * config.gcc (mips*-sde-elf*): New stanza.
11800 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11801 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11802 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11803 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11804 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11805 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11807 * config/mips/sde.h: New file.
11808 * config/mips/t-libgcc-mips16: Likewise.
11809 * config/mips/t-sde: Likewise.
11810 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11811 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11812 _MIPS_FPSET and _MIPS_SZINT.
11813 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11814 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11815 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11816 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11817 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11818 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11819 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11820 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11821 _MIPS_SZPTR and _MIPS_FPSET.
11822 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11823 architecture is specified.
11824 (MIPS_32BIT_OPTION_SPEC): New macro.
11826 2007-07-31 Dan Hipschman <dsh@google.com>
11828 * gcc.c (end_going_arg): New function.
11829 (do_spec_2): Use it.
11830 (do_spec_1): Use it.
11832 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11834 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11835 only if ENABLE_CHECKING is defined.
11837 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11839 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11840 df_ru_add_problem, df_ru_get_bb_info): Removed.
11841 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11842 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11843 df_ru_free_bb_info, df_ru_alloc,
11844 df_ru_bb_local_compute_process_def,
11845 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11846 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11847 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11848 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11849 df_ru_add_problem): Removed.
11851 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11854 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11855 (casesi32p, casesi64p): Likewise.
11856 (casesi): Adjust for above.
11858 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11860 * mode-switching.c (create_pre_exit): Don't search past calls.
11862 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11864 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11866 2007-07-31 Revital Eres <eres@il.ibm.com>
11868 * ddg.c (add_deps_for_def): Rename to...
11869 (add_cross_iteration_register_deps): This. Change implementation
11870 to use only reaching def and def-use chains to construct the
11871 inter loop dependencies.
11872 (add_deps_for_use): Remove function.
11873 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11874 function to build the inter loop dependencies.
11875 * modulo-sched.c (sms_schedule): Build only
11876 reaching def and def-use chains for the propose of the ddg
11879 2007-07-31 Julian Brown <julian@codesourcery.com>
11881 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11882 New define_insns. Use correct RTL.
11883 (vec_set<mode>): Write as expander.
11885 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11887 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11888 to an unallocated space.
11890 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11893 (split_constant_offset): Enable split_constant_offset to extract
11894 constants from other statements.
11895 * tree-vect-transform.c
11896 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11897 to a temp var. Force base_offset to be simple.
11899 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11901 * df-scan.c (df_scan_verify): Remove artificial limit on
11902 the number of blocks for verification.
11903 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11904 df_simulate_defs): Avoid unnecessary insn checking for defs.
11906 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11908 * config/m68k/lb1sf68.asm (FUNC): New macro.
11909 (__mulsi3): Use it.
11910 (__udivsi3): Likewise.
11911 (__divsi3): Likewise.
11912 (__umodsi3): Likewise.
11913 (__modsi3): Likewise.
11914 (__subdf3): Likewise.
11915 (__adddf3): Likewise.
11916 (__muldf3): Likewise.
11917 (__divdf3): Likewise.
11918 (__negdf2): Likewise.
11919 (__cmpdf2): Likewise.
11920 (__subsf3): Likewise.
11921 (__addsf3): Likewise.
11922 (__mulsf3): Likewise.
11923 (__divsf3): Likewise.
11924 (__negsf2): Likewise.
11925 (__cmpsf2): Likewise.
11926 (__eqdf2): Likewise.
11927 (__nedf2): Likewise.
11928 (__gtdf2): Likewise.
11929 (__gedf2): Likewise.
11930 (__ltdf2): Likewise.
11931 (__ledf2): Likewise.
11932 (__eqsf2): Likewise.
11933 (__nesf2): Likewise.
11934 (__gtsf2): Likewise.
11935 (__gesf2): Likewise.
11936 (__ltsf2): Likewise.
11937 (__lesf2): Likewise.
11939 2007-07-30 Ollie Wild <aaw@google.com>
11941 * c-ppoutput.c (print_lines_directives_only): New function.
11942 (scan_translation_unit_directives_only): New function.
11943 (preprocess_file): Add call to scan_translation_unit_directives_only.
11944 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11945 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11946 -fdirectives-only. Add errors for -fdirectives-only conflict with
11947 -Wunused-macros and -traditional.
11948 (finish_options): Add builtin macro initialization for
11949 -fdirectives-only + -fpreprocessed.
11950 * c.opt (fdirectives-only): New.
11951 * doc/cppopts.texi (fdirectives-only): New.
11953 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11955 * alias.c (record_set, memory_modified_1): Constify.
11956 * bt-load.c (note_btr_set): Likewise.
11957 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11958 * combine.c (set_nonzero_bits_and_sign_copies,
11959 expand_field_assignment, record_dead_and_set_regs_1,
11960 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11961 likely_spilled_retval_1): Likewise.
11962 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11963 frv_io_handle_set): Likewise.
11964 * config/mips/mips.c (mips_sim_record_set,
11965 vr4130_true_reg_dependence_p_1): Likewise.
11966 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11967 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11968 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11969 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11970 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11971 * ddg.c (mark_mem_store): Likewise.
11972 * df-problems.c (df_urec_mark_reg_change): Likewise.
11973 * function.c (update_epilogue_consts): Likewise.
11974 * gcse.c (record_set_info, record_last_set_info,
11975 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11976 reg_clear_last_set): Likewise.
11977 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11979 * jump.c (reversed_comparison_code_parts): Likewise.
11980 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11981 reg_is_set): Likewise.
11982 * loop-iv.c (mark_altered): Likewise.
11983 * mode-switching.c (reg_becomes_live): Likewise.
11984 * optabs.c (no_conflict_move_test): Likewise.
11985 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11987 * postreload.c (reload_combine_note_store, move2add_note_store):
11989 * regmove.c (flags_set_1): Likewise.
11990 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11992 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11994 * resource.c (update_live_status): Likewise.
11995 * rtl.h (set_of, note_stores): Likewise.
11996 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11997 note_stores, parms_set): Likewise.
11998 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11999 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12001 * var-tracking.c (count_stores, add_stores): Likewise.
12003 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12005 * alias.c (mems_in_disjoint_alias_sets_p,
12006 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12007 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12008 write_dependence_p, mems_in_disjoint_alias_sets_p,
12009 read_dependence, true_dependence, canon_true_dependence,
12010 anti_dependence, output_dependence): Constify.
12011 * combine.c (extended_count): Likewise.
12012 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12013 * cselib.c (get_value_hash, references_value_p,
12014 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12015 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12016 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12017 * function.c (contains, prologue_epilogue_contains,
12018 sibcall_epilogue_contains): Likewise.
12019 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12020 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12021 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12022 reg_or_subregno): Likewise.
12023 * recog.c (asm_noperands): Likewise.
12024 * reload1.c (function_invariant_p): Likewise.
12025 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12026 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12027 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12028 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12029 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12030 extended_count, prologue_epilogue_contains,
12031 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12032 canon_true_dependence, read_dependence, anti_dependence,
12033 output_dependence): Likewise.
12034 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12036 2007-07-30 Julian Brown <julian@codesourcery.com>
12038 * config/arm/neon.md (V_ext): New mode attribute.
12039 (neon_vget_lane<mode>): Replace with define_expand.
12040 (neon_vget_lane<mode>_sext_internal)
12041 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12042 and quad precision vectors.
12043 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12044 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12045 have typeless 32-bit result.
12047 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12050 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12052 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12053 use sizetype for rest.
12054 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12055 (aff_combination_convert): Don't convert rest for pointer types.
12057 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12059 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12061 * tree-ssa-alias.c: Add alloc-pool.h.
12062 (init_alias_info): Free alias_bitmap_obstack.
12063 (delete_alias_info): Call delete_mem_ref_stats.
12064 (get_mem_sym_stats_for): Use alloc_pool.
12065 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12066 (delete_mem_sym_stats): Removed.
12068 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12070 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12071 functions cannot be represented as classical distance vectors.
12073 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12075 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12076 * builtins.c (validate_arg, builtin_mathfn_code,
12077 validate_arglist): Likewise.
12078 * calls.c (call_expr_flags): Likewise.
12079 * combine.c (reg_nonzero_bits_for_combine,
12080 reg_num_sign_bit_copies_for_combine, get_last_value,
12081 reg_truncated_to_mode): Likewise.
12082 * emit-rtl.c (subreg_lowpart_p): Likewise.
12083 * expr.c (highest_pow2_factor_for_target,
12084 categorize_ctor_elements_1, categorize_ctor_elements,
12085 count_type_elements, contains_packed_reference,
12086 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12087 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12088 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12089 native_encode_int, native_encode_real, native_encode_complex,
12090 native_encode_vector, native_encode_expr, native_interpret_int,
12091 native_interpret_real, native_interpret_complex,
12092 native_interpret_vector, native_interpret_expr): Likewise.
12093 * function.c (use_register_for_decl): Likewise.
12094 * gimplify.c (get_name): Likewise.
12095 * langhooks-def.h (lhd_return_null_const_tree): New.
12096 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12097 * langhooks.c (lhd_return_null_const_tree): New.
12098 * langhooks.h (lang_get_callee_fndecl): Constify.
12099 * output.h (constructor_static_from_elts_p): Likewise.
12100 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12101 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12102 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12103 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12104 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12105 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12106 * rtlhooks-def.h (reg_nonzero_bits_general,
12107 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12109 * rtlhooks.c (reg_num_sign_bit_copies_general,
12110 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12112 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12113 * stor-layout.c (mode_for_size_tree): Likewise.
12114 * tree-ssa-loop-im.c (memref_eq): Likewise.
12115 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12116 * tree.c (contains_placeholder_p, type_list_equal,
12117 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12119 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12120 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12121 contains_placeholder_p, contains_packed_reference,
12122 get_callee_fndecl, operand_equal_for_phi_arg_p,
12123 warn_if_unused_value, is_body_block, native_encode_expr,
12124 native_interpret_expr, fold_convertible_p, operand_equal_p,
12125 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12126 validate_arglist, simple_cst_equal, type_list_equal,
12127 use_register_for_decl, call_expr_flags, get_name,
12128 highest_pow2_factor): Likewise.
12129 (const_call_expr_arg_iterator_d,
12130 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12131 first_const_call_expr_arg, more_const_call_expr_args_p,
12132 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12133 * varasm.c (constructor_static_from_elts_p): Constify.
12135 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12137 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12138 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12139 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12140 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12141 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12142 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12143 spelling conventions.
12144 * doc/invoke.texi: Follow spelling conventions.
12146 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12147 Revital Eres <eres@il.ibm.com>
12149 * modulo-sched.c (sms_schedule): Avoid loops which includes
12150 auto-increment instructions.
12152 2007-07-28 Richard Guenther <rguenther@suse.de>
12154 PR middle-end/32920
12155 * fold-const.c (fold_cond_expr_with_comparison): Convert
12156 operand zero of MIN/MAX_EXPR to correct type.
12158 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12160 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12161 flags_from_decl_or_type): Constify.
12162 * gcc.c (do_spec_1): Likewise.
12163 * print-tree.c (dump_addr, print_node_brief): Likewise.
12164 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12165 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12166 tree_purge_all_dead_eh_edges): Likewise.
12167 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12168 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12170 * tree.c (expr_location, expr_has_location, expr_locus,
12171 expr_filename, expr_lineno, get_inner_array_type,
12172 fields_compatible_p): Likewise.
12173 * tree.h (get_inner_array_type, fields_compatible_p,
12174 expr_location, expr_has_location, expr_locus, expr_filename,
12175 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12176 setjmp_call_p, alloca_call_p): Likewise.
12178 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12180 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12181 TV_FLOW_INSENSITIVE.
12183 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12185 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12186 (compute_flow_insensitive_aliasing): Ditto for
12187 TV_FLOW_INSENSITIVE.
12189 2007-07-27 Jan Hubicka <jh@suse.cz>
12191 * config/i386/i386.c (register_move_cost): Remove accidentally
12192 comitted #if 0 block.
12194 * attribs.c: Include hashtab.h
12195 (attribute_hash): New.
12196 (substring): New structure.
12197 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12199 (init_attributes): Initialize attribute hash.
12200 (decl_attributes): Use attribute hash.
12201 * Makefile.in (attribs.c): Depend on hashtab.h.
12203 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12205 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12207 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12209 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12210 __mips_dspr2 and __mips_dsp_rev macros.
12211 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12213 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12215 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12217 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12219 PR middle-end/32749
12221 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12222 and the updating of the live and do_not_gen sets.
12223 (df_note_bb_compute): Added updating of live and do_not_gen sets
12224 for regular defs so that the case of clobber inside conditional
12225 call is processed correctly.
12227 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12229 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12230 operands with compatible type.
12232 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12234 * expr.h (store_bit_field): Don't return a value.
12235 * expmed.c (check_predicate_volatile_ok): New function.
12236 (store_bit_field_1): New function, extracted from store_bit_field.
12237 Take a fallback_p argument and return true if the operation succeeded.
12238 Only use store_fixed_bit_field if fallback_p. Don't recompute
12239 mode_for_extraction; use op_mode instead. Try forcing memories
12240 into registers if the insv expander fails.
12241 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12242 Don't return a value.
12243 (convert_extracted_bit_field): New function, extracted from
12245 (extract_bit_field_1): Likewise. Take a fallback_p argument
12246 and return NULL if the operation succeeded. Only use
12247 extract_fixed_bit_field if fallback_p. Only calculate one
12248 extraction mode. Combine code for extv and extzv. Try forcing
12249 memories into registers if the ext(z)v expander fails.
12250 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12252 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12254 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12256 (df_ref): Likewise. Put regno with other integer fields.
12258 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12260 * df.h (df_mw_hardreg): Remove "loc" field.
12261 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12263 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12264 split out from df_set_unused_notes_for_mw. Return false for
12265 partial references. Assert that mw_reg is a REG when returning true.
12266 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12267 (df_whole_mw_reg_dead_p): New function, split out from
12268 df_set_dead_notes_for_mw. Return false for partial references.
12269 Assert that mw_reg is a REG when returning true.
12270 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12271 Remove redundant bitmap check.
12273 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12275 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12276 ($(T)crtend.o): Likwise.
12277 ($(T)crtbeginS.o): Likwise.
12278 ($(T)crtendS.o): Likwise.
12279 ($(T)crtfastmath.o): Likwise.
12281 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12283 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12284 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12285 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12286 and x_n_bbs_in_dom_tree fields.
12288 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12290 PR tree-optimization/32087
12291 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12292 Do not call scale_bbs_frequencies_int with prob of zero.
12294 2007-07-26 Julian Brown <julian@codesourcery.com>
12296 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12297 (neon_element_bits): Add prototypes.
12298 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12299 (neon_const_bounds, neon_element_bits): New functions.
12300 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12301 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12302 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12303 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12304 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12305 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12306 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12307 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12308 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12309 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12310 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12311 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12312 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12314 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12316 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12317 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12319 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12320 Julian Brown <julian@codesourcery.com>
12322 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12323 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12324 * config/arm/cortex-a8.md: New.
12325 * config/arm/cortex-a8-neon.md: New.
12326 * config/arm/neon-schedgen.ml: New.
12327 * config/arm/neon.md (vqh_mnem): New.
12329 (Is_float_mode): New.
12330 (Scalar_mul_8_16): New.
12332 (V_mode_nunits): New.
12333 (All instruction patterns): Annotate with neon_type attribute
12335 * config/arm/arm.md: Include cortex-a8.md.
12336 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12338 Annotate instruction patterns accordingly.
12339 (generic_sched): Do not use generic scheduling for Cortex-A8.
12340 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12342 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12344 * fold-const.c (fold_read_from_constant_string): Use
12345 build_int_cst_type.
12346 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12348 2007-07-26 Nick Clifton <nickc@redhat.com>
12350 * tree-ssa-operands.h: Change copyright header to refer to version
12351 3 of the GNU General Public License and to point readers at the
12352 COPYING3 file and the FSF's license web page.
12353 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12354 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12355 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12356 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12357 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12358 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12359 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12360 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12361 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12362 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12363 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12364 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12365 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12366 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12367 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12368 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12369 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12370 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12371 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12372 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12373 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12374 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12375 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12376 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12377 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12378 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12379 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12380 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12381 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12382 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12383 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12384 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12385 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12386 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12387 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12388 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12389 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12390 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12391 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12392 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12393 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12394 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12395 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12396 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12397 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12398 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12399 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12400 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12401 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12402 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12403 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12404 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12405 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12406 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12407 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12408 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12409 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12410 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12411 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12412 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12413 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12414 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12415 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12416 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12417 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12418 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12419 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12420 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12421 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12422 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12423 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12424 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12425 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12426 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12427 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12428 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12429 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12430 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12431 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12432 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12433 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12434 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12435 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12436 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12437 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12438 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12439 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12440 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12441 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12442 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12443 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12444 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12445 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12446 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12447 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12448 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12449 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12450 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12451 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12452 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12453 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12454 convert.c, convert.h, langhooks-def.h, reload1.c,
12455 tree-ssa-operands.c: Likewise.
12457 2007-07-26 Jan Hubicka <jh@suse.cz>
12459 * tree-ssa-live.c: Include debug.h and flags.h.
12460 (mark_scope_block_unused): New function.
12461 (remove_unused_scope_block_p): New function.
12462 (remove_unused_locals): Remove unused blocks too.
12464 2007-07-25 Ian Lance Taylor <iant@google.com>
12466 * combine.c (combine_max_regno): Remove. Remove all uses.
12467 (struct reg_stat_struct): Rename from struct reg_stat.
12468 (reg_stat_type): Define, and declare VECs.
12469 (reg_stat): Change from pointer to VEC. Change all uses.
12470 (combine_split_insns): New static function.
12471 (try_combine, find_split_point): Call it instead of split_insns.
12473 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12475 * cfghooks.c (split_block): Fix the information about loop latch.
12477 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12479 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12481 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12483 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12484 Scan the new edge for loop exit info.
12486 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12488 * config/darwin.c: Include debug.h.
12490 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12493 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12495 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12497 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12498 (HARD_REGNO_MODE_OK): Ditto.
12499 (MODES_TIEABLE_P): Ditto.
12500 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12501 (CLASS_MAX_NREGS): Ditto.
12502 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12503 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12504 (divdf3_internal_thr): Removed.
12505 * config/ia64/div.md: New file.
12506 * config/ia64/constraints.md: Add H constraint.
12508 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12510 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12511 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12512 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12513 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12514 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12515 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12516 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12517 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12518 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12519 dump_sbitmap_file, debug_sbitmap, popcount_table,
12520 sbitmap_popcount): Constify.
12521 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12522 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12523 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12524 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12525 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12526 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12527 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12528 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12529 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12530 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12531 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12533 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12535 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12536 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12537 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12538 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12539 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12540 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12541 bitmap_intersect_p, bitmap_intersect_compl_p,
12542 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12543 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12545 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12546 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12547 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12548 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12549 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12550 debug_bitmap, debug_bitmap_file, bitmap_print,
12551 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12552 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12554 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12556 * config/darwin.c (darwin_override_options): Additional fix for
12557 debug info formats that don't support var tracking.
12559 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12561 * cselib.c (entry_and_rtx_equal_p): Constify.
12562 * gengtype.c (output_mangled_typename, write_types, write_local):
12564 * gengtype.h (const_type_p): New.
12565 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12567 * tlink.c (scan_linker_output): De-constify.
12568 * tree-ssa-loop-im.c (memref_eq): Constify.
12569 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12570 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12572 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12574 * c-common.c (fname_as_string, c_type_hash): Constify.
12575 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12576 * cgraph.c (edge_hash, edge_eq): Likewise.
12577 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12578 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12579 reg_attrs_htab_eq): Likewise.
12580 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12582 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12583 const_decl_t, const_state_t, const_automata_list_el_t): New.
12584 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12585 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12586 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12587 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12588 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12589 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12590 compare_max_occ_cycle_nums, out_state_arcs_num,
12591 compare_transition_els_num, units_cmp, state_reservs_cmp):
12593 * genmodes.c (cmp_modes): Likewise.
12594 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12595 * gimplify.c (compare_case_labels): Likewise.
12596 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12597 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12598 * matrix-reorg.c (mtt_info_hash): Likewise.
12599 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12600 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12601 (htab_hash_bucket, htab_hash_elem): Constify.
12602 * tree-browser.c (TB_parent_eq): Likewise.
12603 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12604 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12605 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12606 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12608 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12609 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12610 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12611 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12612 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12614 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12615 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12616 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12617 * tree-ssa-threadupdate.c (redirection_data_hash,
12618 redirection_data_eq): Likewise.
12619 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12620 * tree-ssa.c (var_ann_eq): Likewise.
12621 * tree-vrp.c (compare_case_labels): Likewise.
12622 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12623 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12624 tree_not_check_failed, tree_class_check_failed,
12625 tree_range_check_failed, tree_not_class_check_failed,
12626 omp_clause_check_failed, omp_clause_range_check_failed,
12627 tree_contains_struct_check_failed, tree_operand_check_failed):
12629 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12630 tree_not_check_failed, tree_class_check_failed,
12631 tree_range_check_failed, tree_not_class_check_failed,
12632 tree_operand_check_failed, omp_clause_operand_check_failed,
12633 tree_operand_length): Likewise.
12634 * var-tracking.c (const_variable): New.
12635 (variable_htab_hash, variable_htab_eq): Constify.
12636 * varasm.c (const_desc_hash): Likewise.
12638 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12640 * expr.c (handled_component_p): Constify.
12641 * fold-const.c (fit_double_type): Likewise.
12642 * real.h (real_value_from_int_cst): Likewise.
12643 * tree-flow-inline.h (gimple_in_ssa_p,
12644 gimple_aliases_computed_p, gimple_addressable_vars,
12645 gimple_call_clobbered_vars, gimple_referenced_vars,
12646 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12647 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12648 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12649 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12650 is_label_stmt, is_global_var, phi_ssa_name_p,
12651 factoring_name_p, is_call_clobbered, tree_common_ann,
12652 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12653 unmodifiable_var_p, array_ref_contains_indirect_ref,
12654 ref_contains_array_ref, lookup_subvars_for_var,
12655 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12656 gimple_mem_ref_stats): Likewise.
12657 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12658 may_aliases, is_exec_stmt, is_label_stmt,
12659 ref_contains_array_ref, array_ref_contains_indirect_ref,
12660 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12661 unmodifiable_var_p): Likewise.
12662 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12663 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12664 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12665 cst_and_fits_in_hwi, real_value_from_int_cst,
12666 build_real_from_int_cst, integer_zerop, integer_onep,
12667 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12668 tree_floor_log2, real_zerop, real_onep, real_twop,
12669 real_minus_onep, really_constant_p, purpose_member, chain_member,
12670 list_length, fields_length, int_size_in_bytes, bit_position,
12671 int_bit_position, byte_position, int_byte_position, expr_align,
12672 array_type_nelts, tree_node_structure,
12673 type_contains_placeholder_1, iterative_hash_pointer,
12674 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12675 tree_map_base_eq, type_hash_list, type_hash_eq,
12676 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12677 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12678 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12679 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12680 int_fits_type_p, get_containing_scope, decl_function_context,
12681 decl_type_context, omp_clause_operand_check_failed,
12682 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12683 * tree.h (omp_clause_operand_check_failed, tree_size,
12684 build_real_from_int_cst, array_type_nelts, purpose_member,
12685 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12686 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12687 is_attribute_p, check_qualified_type, expr_align,
12688 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12689 int_byte_position, list_length, fields_length, initializer_zerop,
12690 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12691 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12692 tree_node_structure, handled_component_p, get_containing_scope,
12693 decl_function_context, decl_type_context, real_zerop,
12694 type_num_arguments, fit_double_type, really_constant_p,
12695 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12696 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12697 real_twop, real_minus_onep, int_cst_value): Likewise.
12699 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12701 * cfglayout.c (insn_scope, insn_line): Constify.
12702 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12703 const_double_htab_hash, const_double_htab_eq,
12704 mem_attrs_htab_hash): Likewise.
12705 * loop-iv.c (biv_eq): Likewise.
12706 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12707 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12708 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12710 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12711 error_for_asm, warning_for_asm, _fatal_insn,
12712 _fatal_insn_not_found): Likewise.
12713 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12714 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12715 rtl_check_failed_type2, rtl_check_failed_code1,
12716 rtl_check_failed_code2, rtl_check_failed_code_mode,
12717 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12718 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12719 rtl_check_failed_type2, rtl_check_failed_code1,
12720 rtl_check_failed_code2, rtl_check_failed_code_mode,
12721 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12722 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12723 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12724 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12725 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12726 rtx_unstable_p, get_integer_term, get_related_value,
12727 offset_within_block_p, reg_mentioned_p, count_occurrences,
12728 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12729 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12730 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12731 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12732 find_constant_src, find_reg_fusage, find_regno_fusage,
12733 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12734 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12735 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12736 computed_jump_p, auto_inc_p, in_expr_list_p,
12737 remove_node_from_expr_list, loc_mentioned_in_p,
12738 label_is_jump_target_p, reversed_comparison_code_parts,
12739 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12740 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12741 print_inline_rtx): Likewise.
12742 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12743 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12744 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12745 get_integer_term, get_related_value, offset_within_block_p,
12746 count_occurrences, reg_mentioned_p, no_labels_between_p,
12747 reg_used_between_p, reg_referenced_p, single_set_2,
12748 multiple_sets, set_noop_p, refers_to_regno_p,
12749 reg_overlap_mentioned_p, dead_or_set_p,
12750 covers_regno_no_parallel_p, covers_regno_p,
12751 dead_or_set_regno_p, find_reg_note, find_regno_note,
12752 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12753 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12754 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12755 side_effects_p, may_trap_p_1, may_trap_p,
12756 may_trap_after_code_motion_p, may_trap_or_fault_p,
12757 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12758 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12759 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12760 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12761 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12763 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12764 warning_for_asm): Likewise.
12765 * tree.h (print_rtl): Likewise.
12766 * varasm.c (get_pool_mode): Likewise.
12768 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12770 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12771 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12772 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12773 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12774 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12775 * ddg.c (compare_sccs): Likewise.
12776 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12777 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12778 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12779 decimal_do_fix_trunc, decimal_real_to_integer,
12780 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12781 * dse.c (const_group_info_t): New.
12782 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12783 * dwarf2out.c (const_dw_die_ref): New.
12784 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12785 * tree-browser.c (TB_parent_eq): Likewise.
12786 * unwind-dw2-fde.c (__register_frame_info_bases,
12787 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12788 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12790 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12791 * unwind-dw2.c (uw_frame_state_for): Likewise.
12792 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12793 * value-prof.h (const_histogram_value): New.
12795 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12797 * config/mips/mips.c (machine_function): Add
12798 initialized_mips16_gp_pseudo_p.
12799 (mips16_gp_pseudo_reg): Do not emit the initialization of
12800 mips16_gp_pseudo_rtx when being called from the gimple cost-
12801 calculation routines; emit it on the first use outside those
12804 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12806 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12809 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12810 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12811 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12812 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12813 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12814 Preserve const-ness of parameters through use of __typeof(),
12815 also constify and tidy.
12817 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12818 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12819 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12820 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12821 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12822 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12823 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12824 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12825 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12827 2007-07-25 Julian Brown <julian@codesourcery.com>
12828 Mark Shinwell <shinwell@codesourcery.com>
12830 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12831 (alpha_mangle_type): This.
12832 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12833 (TARGET_MANGLE_TYPE): Define this instead.
12834 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12835 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12836 (arm_init_neon_builtins): Fix comment.
12837 (arm_mangle_map_entry): New.
12838 (arm_mangle_map): New.
12839 (arm_mangle_type): New.
12840 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12841 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12842 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12843 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12844 (TARGET_MANGLE_TYPE): Define this instead.
12845 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12846 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12847 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12848 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12849 (TARGET_MANGLE_TYPE): Define this instead.
12850 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12852 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12853 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12854 (TARGET_MANGLE_TYPE): Define this instead.
12855 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12856 (s390_mangle_type): This.
12857 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12858 (TARGET_MANGLE_TYPE): Define this instead.
12859 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12860 (sparc_mangle_type): This.
12861 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12862 (TARGET_MANGLE_TYPE): Define this instead.
12863 * cp/mangle.c (write_type): Call mangle_type target hook on all
12864 types before mangling. Use original type, not main variant, as
12866 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12867 (TARGET_MANGLE_TYPE): This.
12868 * target.h (gcc_target): Rename mangle_fundamental_type to
12870 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12871 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12873 2007-07-25 Julian Brown <julian@codesourcery.com>
12874 Paul Brook <paul@codesourcery.com>
12875 Joseph Myers <joseph@codesourcery.com>
12876 Mark Shinwell <shinwell@codesourcery.com>
12878 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12879 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12880 (with_fpu): Allow --with-fpu=neon.
12881 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12882 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12883 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12884 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12885 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12886 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12887 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12888 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12889 (output_move_neon): Add prototypes.
12890 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12891 (all_fpus): Add FPUTYPE_NEON.
12892 (fp_model_for_fpu): Add NEON field.
12893 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12894 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12896 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12898 (thumb2_legitimate_address_p): Likewise.
12899 (neon_valid_immediate): Recognize and prepare constants suitable for
12901 (neon_immediate_valid_for_move): New function. Recognize and prepare
12902 immediates for NEON move instructions.
12903 (neon_immediate_valid_for_logic): New function. Recognize and
12904 prepare immediates for NEON logic instructions.
12905 (neon_output_logic_immediate): New function. Create asm string
12906 suitable for outputting immediate logic instructions.
12907 (neon_pairwise_reduce): New function. Implement reduction using
12908 pairwise operations.
12909 (neon_expand_vector_init): New function. Expand a (possibly
12910 non-constant) vector initialization.
12911 (neon_vector_mem_operand): New function. Memory operands supported
12912 for quad-word loads/stores to/from ARM or NEON registers. Don't
12913 allow base+offset addressing for core regs.
12914 (neon_struct_mem_operand): New function. Valid mems for NEON
12916 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12917 from neon_vector_mem_operand addresses without a secondary register.
12918 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12919 (add_minipool_backward_ref): Likewise.
12920 (dump_minipool): Likewise.
12921 (push_minipool_fix): Likewise.
12922 (output_move_quad): New function. Output quad-word moves, loads and
12923 stores using ARM registers.
12924 (output_move_vfp): Add support for vectors in VFP (NEON) D
12926 (output_move_neon): Output a NEON load/store to/from a quadword
12928 (arm_print_operand): Implement new codes:
12929 - 'c' for unadorned integers (without a # sign).
12930 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12932 - 'e', 'f' for the low and high D parts of a NEON Q register.
12933 - 'q' outputs a NEON Q register.
12934 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12935 - 'T' prints NEON opcode features from a coded bitmask.
12936 - 'F' is similar to T, but signed/unsigned codes both print as
12938 - 't' is similar to T, but 'u' is printed instead of 'p'.
12939 - 'O' prints 'r' if NEON instruction should perform rounding (as
12940 specified by bitmask), else prints nothing.
12941 - '#' is a punctuation character to stop operand numbers from
12942 running together with following digits in the assembler
12943 strings for instructions (when using mode attributes).
12944 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12945 constant vectors in big-endian mode, where necessary.
12946 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12947 Handle EI, OI, CI, XI modes.
12948 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12949 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12950 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12951 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12952 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12954 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12955 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12956 to turn v8qi, etc. into bits defined above.
12957 (neon_itype): New enumeration. Classifications of NEON builtins.
12958 (neon_builtin_datum): Define struct. Contains information about
12959 a single builtin (with multiple modes).
12960 (CF): Define helper macro for...
12961 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12963 (neon_builtin_data): New array. Define information about builtins
12964 for use during initialization/expansion.
12965 (arm_init_neon_builtins): New function.
12966 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12968 (neon_builtin_compare): New function.
12969 (locate_neon_builtin_icode): New function. Find an insn code for a
12970 builtin given a function code for that builtin. Also return type of
12971 builtin (NEON_BINOP, NEON_UNOP etc.).
12972 (builtin_arg): New enumeration. Types of arguments for builtins.
12973 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12974 Takes a variable argument list of builtin_arg types, terminated by
12976 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12977 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12978 (neon_emit_pair_result_insn): New function. Support returning pairs
12979 of vectors via a pointer.
12980 (neon_disambiguate_copy): New function. Set up operands for a
12981 multi-word copy such that registers do not get clobbered.
12982 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12983 ARM_BUILTIN_NEON_BASE.
12984 (arm_file_start): Set float-abi attribute for NEON.
12985 (arm_vector_mode_supported_p): Enable NEON vector modes.
12986 (arm_mangle_map_entry): New.
12987 (arm_mangle_map): New.
12988 (arm_mangle_vector_type): New.
12989 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12991 (TARGET_NEON): New macro. Target supports NEON.
12992 (fputype): Add FPUTYPE_NEON.
12993 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12994 for vectorization based on command-line arg.
12995 (NEON_REGNO_OK_FOR_NREGS): Define.
12996 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12997 (VALID_NEON_STRUCT_MODE): Define.
12998 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12999 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13000 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13001 (consttable_16): Add pattern for outputting 16-byte minipool
13003 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13005 (vec-common.md, neon.md): Include md files.
13006 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13007 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13008 (memory_constraint "Ut", "Un", "Us"): Define.
13009 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13010 (MMX_char): New mode attribute.
13011 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13012 (*add<mode>3_iwmmxt): New insn pattern.
13013 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13014 (*sub<mode>3_iwmmxt): New insn pattern.
13015 (mulv4hi3): Rename to...
13016 (*mulv4hi3_iwmmxt): This.
13017 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13018 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13019 (uminv4hi3, uminv2si3): Remove. Replace with...
13020 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13021 (*umin<mode>3_iwmmxt): These.
13022 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13023 (ashr<mode>3_iwmmxt): This new pattern.
13024 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13025 (lshr<mode>3_iwmmxt): This new pattern.
13026 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13027 (ashl<mode>3_iwmmxt): This new pattern.
13028 * config/arm/neon-docgen.ml: New file. Generate documentation for
13030 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13031 * config/arm/arm_neon.h: New (autogenerated).
13032 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13034 * config/arm/neon.md: New file. Define NEON instructions.
13035 * config/arm/neon.ml: New file. Abstract description of NEON
13036 instructions, used to generate arm_neon.h header, documentation and
13038 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13039 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13041 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13043 (ARM NEON Intrinsics): New subsection.
13044 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13046 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13048 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13051 2007-07-24 Jan Hubicka <jh@suse.cz>
13053 * regclass.c (move_table): New type.
13054 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13055 (init_move_cost): Break out from ...
13056 (init_reg_sets_1): ... here; simplify computation of
13057 have_regs-of_mode and contains_reg_of_mode.
13058 (record_reg_classes): Unswitch internal loops.
13059 (copy_cost): Trigger lazy initialization of move cost
13060 (record_address_regs): Likewise.
13062 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13064 * config/darwin.c (darwin_override_options): Don't force on
13065 flag_var_tracking_uninit when no debug info is requested.
13067 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13069 * cfgloop.c (init_loops_structure): New function.
13070 (flow_loops_find): Create root of the loop tree unconditionally.
13072 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13074 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13076 2007-07-24 Jan Hubicka <jh@suse.cz>
13078 * caller-save.c: Include ggc.h, gt-caller-save.h
13079 (reg_save_code, reg_restore_code): Rename to ...
13080 (cached_reg_save_code, cached_reg_restore_code): ... those.
13081 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13082 (reg_save_code, reg_restore_code): New functions.
13083 (init_caller_save): Do not intialize
13084 reg_save_code/reg_restore_code tables.
13085 * Makefile.in: (gt-caller-save.h): New.
13087 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13089 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13090 with the mode of the original operand instead of
13093 2007-07-23 Jan Hubicka <jH@suse.cz>
13095 * i386.c (ix86_secondary_memory_needed): Break out to...
13096 (inline_secondary_memory_needed): ... here.
13097 (ix86_memory_move_cost): Break out to ...
13098 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13099 maximum of input and output; fix handling of Q_REGS on 64bit.
13100 (ix86_secondary_memory_needed): Microoptimize.
13102 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13104 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13105 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13106 stmts_from_loop, known_dependences_p, build_rdg): New.
13107 * tree-data-ref.h: Depends on graphds.h.
13108 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13109 (build_rdg): Declared.
13110 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13112 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13114 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13117 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13118 Jakub Jelinek <jakub@redhat.com>
13120 PR middle-end/PR28690
13121 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13123 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13124 and MEM_POINTER operands over REG and MEM operands.
13125 (swap_commutative_operands_p): Change return value to bool.
13126 * rtl.h: Update the corresponding prototype.
13127 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13128 instead of gen_rtx_PLUS.
13129 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13130 value to bool. Change function arguments to rtx's and update code
13132 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13133 calls to match the new declaration.
13134 * simplify-rtx.c (simplify_associative_operation): Don't
13135 reorder simplify_binary_operation arguments.
13137 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13139 * config/mips/mips.c (override_options): Use mips_costs to derive
13140 the default branch cost.
13141 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13143 * config/mips/mips.opt (mbranch-cost=): New option.
13144 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13146 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13148 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13149 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13150 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13151 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13153 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13155 * config/mips/constraints.md (ks): New constraint.
13156 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13157 (*add<mode>3_mips16): ...here.
13159 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13161 * optabs.h (enum optab_index): Add new OTI_signbit.
13162 (signbit_optab): Define corresponding macro.
13163 (enum insn_code signbit_optab[]): Remove array.
13164 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13165 (expand_copysign_absneg): If back end provides signbit insn, use it
13166 instead of bit operations on floating point argument.
13167 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13168 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13169 for availability of signbit insn.
13171 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13172 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13173 SSE mode is not active.
13174 (isinf<mode>2): Disable for mfpmath=sse,387.
13176 2007-07-22 Ben Elliston <bje@au.ibm.com>
13178 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13180 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13182 2007-07-20 Richard Guenther <rguenther@suse.de>
13184 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13185 integral typed condition.
13186 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13187 booleanness. Only preserve conversions from a non-base
13188 type to a base type, not in general between types with
13189 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13190 * tree.def (COND_EXPR): Document that the condition
13191 can be of any integral type.
13193 2007-07-20 Nigel Stephens <nigel@mips.com>
13194 Richard Sandiford <richard@codesourcery.com>
13196 * config/mips/mips.h (mips_dwarf_regno): Declare.
13197 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13198 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13199 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13200 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13201 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13202 (REG_CLASS_NAMES): Update accordingly.
13203 * config/mips/mips.c (mips_dwarf_regno): New array.
13204 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13205 (mips_subword): Remove special handling for accumulator registers.
13206 (override_options): Initiailize mips_dwarf_regno. Remove use
13208 (mips_swap_registers): New function.
13209 (mips_conditional_register_usage): Swap accumulator registers
13210 around if TARGET_LITTLE_ENDIAN.
13211 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13212 * config/mips/constraints.md (h, l): Use the endianness to choose
13213 between MD0_REG and MD1_REG.
13214 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13215 alternative-dependent template.
13217 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13219 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13222 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13224 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13225 predecessor fallthru flags.
13227 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13229 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13230 of compare to the same type.
13231 * cfgloopmanip.c (add_loop): Update information about loop exits.
13232 (loop_version): Remove the innermost loop requirement.
13233 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13234 to sizetype for pointers.
13236 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13238 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13239 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13240 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13242 * config/dfp-bit.c: Empty for TFmode conversions.
13244 2007-07-18 Caroline Tice <ctice@apple.com>
13246 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13247 and handle them correctly; check that src is not NULL before
13249 (find_src_set_src): Likewise.
13251 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13253 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13254 (struct alignment_context, init_alignment_context): New.
13255 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13256 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13257 (XCHAL_HAVE_S32C1I): Likewise.
13258 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13259 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13260 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13261 (ATOMIC, HQI): New macros.
13262 (memory_barrier, *memory_barrier): New.
13263 (sync_lock_releasesi): New.
13264 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13265 (sync_lock_test_and_set<mode>): New.
13266 (sync_<atomic><mode>): New.
13267 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13268 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13269 (xtensa_expand_atomic): New.
13271 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13275 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13276 transformation for builtin ISNORMAL.
13277 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13278 * builtins.def (BUILT_IN_ISNORMAL): New.
13279 * doc/extend.texi: Document isnormal.
13281 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13285 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13286 optabs infrastructure. Provide generic implementation for
13288 (expand_builtin): Handle FINITE/ISFINITE.
13289 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13290 (fold_builtin_1): Likewise.
13292 * builtins.def (BUILT_IN_ISFINITE): New.
13294 * doc/extend.texi: Document isfinite.
13296 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13299 PR middle-end/20558
13301 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13302 generic fallback for isinf.
13303 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13304 calculation code ...
13305 * real.c (get_max_float): ... to here.
13306 * real.h (get_max_float): New.
13308 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13310 PR middle-end/32668
13312 * builtin-attrs.def (ATTR_TYPEGENERIC,
13313 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13315 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13316 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13317 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13318 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13320 * c-common.c (handle_type_generic_attribute): New.
13321 (c_common_attribute_table): Add "type generic".
13323 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13325 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13327 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13328 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13331 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13334 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13335 checking that the operand is an expression.
13337 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13338 Danny Smith <dannysmith@users.sourceforge.net>
13341 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13342 file mapping object in local namespace if Windows version later
13345 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13347 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13348 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13349 arm_cannot_force_const_mem.
13350 (arm_cannot_force_const_mem): New function.
13351 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13352 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13353 of arm_tls_referenced_p.
13354 * config/arm/arm.md (movsi): Split out-of-section constants when
13355 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13356 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13358 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13360 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13362 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13364 * config/mips/mips.md (*extendqihi2): Convert the destination
13367 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13369 * config/pa/fptr.c: Update license header.
13370 * config/pa/milli64.S: Likewise.
13372 2007-07-17 Nick Clifton <nickc@redhat.com>
13374 * COPYING_v3: New file. Contains version 3 of the GNU General
13376 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13377 Lesser General Public License.
13378 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13379 the GNU General Public License.
13381 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13383 PR rtl-optimization/32773
13384 * cfglayout.c (force_one_exit_fallthru): New function.
13385 (cfg_layout_finalize): Use it.
13387 2007-07-16 Richard Guenther <rguenther@suse.de>
13388 Uros Bizjak <ubizjak@gmail.com>
13390 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13391 before forcing it to gimple operand.
13393 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13394 David Ung <davidu@mips.com>
13396 * config/mips/mips.h (TUNE_24K): Define.
13397 (TUNE_MACC_CHAINS): Add TUNE_24K.
13398 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13400 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13401 (r74k_int_madd): .. this new reservation.
13402 (define_bypass): Fixed bypasses for r74k_int_madd to use
13403 mips_linked_madd_p.
13404 * config/mips/24k.md (define_bypass): Define new
13405 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13407 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13408 Nigel Stephens <nigel@mips.com>
13410 * config/mips/mips.md: Include 20kc.md.
13411 * config/mips/20kc.md: New file.
13412 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13413 (mips_adjust_cost): Tweak for 20Kc.
13414 (mips_issue_rate): Likewise.
13415 * config/mips/mips.h (TUNE_20KC): Define.
13417 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13419 * config/rs6000/rs6000.c (struct processor_cost): Add
13420 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13422 (*_cost): Add cache information.
13423 (rs6000_override_options): Set cache parameters.
13425 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13428 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13429 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13431 2007-07-16 Paul Brook <paul@codesourcery.com>
13434 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13435 (cirrus_thumb2_movsi_insn): Ditto.
13437 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13439 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13440 CR2_REGNO to R_CR2.
13442 2007-07-15 Andrew Haley <aph@redhat.com>
13444 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13445 before looking in the context.
13447 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13449 PR middle-end/32398
13450 PR middle-end/32769
13451 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13452 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13453 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13454 (pa_output_function_prologue): Use rp_saved and
13455 current_function_is_leaf to generate .CALLINFO statement.
13456 (hppa_expand_prologue): Set rp_saved.
13457 (hppa_expand_epilogue): Use rp_saved.
13458 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13459 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13461 2007-07-14 Dirk Mueller <dmueller@suse.de>
13463 * omega.c (coalesce): Fix memory leak on early exit.
13464 * matrix-reorg.c (check_allocation_function): Likewise.
13465 * tree-vect-transform.c (vect_get_new_vect_var): free result
13467 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13468 pass pointer to edge vector
13469 (partition_hot_cold_basic_blocks): Fix memory leak.
13470 * collect2.c (prefix_from_string): Free temporary storage.
13471 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13473 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13475 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13476 (DO_GLOBAL_DTORS_BODY): Likewise.
13478 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13479 Nigel Stephens <nigel@mips.com>
13481 * config/mips/mips.c (mips_classify_symbol): Don't return
13482 SYMBOL_SMALL_DATA for constant pool addresses if
13483 TARGET_EMBEDDED_DATA is true.
13485 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13487 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13488 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13489 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13490 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13491 __builtin_ia32_storehps, __builtin_ia32_storelps,
13492 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13493 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13494 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13495 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13496 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13497 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13498 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13499 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13500 using def_builtin_const.
13502 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13504 PR tree-optimization/32705
13505 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13506 (simplify_binary_expression): Use SSA_VAL consistently.
13508 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13510 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13511 (SPEFSCR_REGNO): Delete definition.
13512 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13513 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13514 * config/rs6000/rs6000.h: Do not define *_REGNO.
13515 LINK_REGISTER_REGNUM -> LR_REGNO.
13516 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13517 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13518 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13519 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13520 R_VRSAVE, R_VSCR. Use them.
13521 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13522 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13523 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13524 * config/rs6000/aix.h: Define R_LR. Use it.
13526 2007-07-13 Caroline Tice <ctice@apple.com>
13528 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13529 flag_var_tracking is explicitly turned off (i.e. when variable
13530 tracking is not feasible); otherwise, turn flag_var_tracking on when
13531 flag_var_tracking_uninit is on.
13532 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13533 note definitions, to allow recording of initialization status in the
13535 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13536 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13537 determine if two note locations are equal.
13538 (output_loc_list): Don't output list entries whose start & end labels
13540 (reg_loc_descriptor): Add parameter for initialization status; pass it
13541 to other loc descriptor functions.
13542 (one_reg_loc_descriptor): Add parameter for initialization status;
13543 check its value and add DW_OP_GNU_uninit to returned loc descr if
13545 (multiple_reg_loc_descriptor): Add parameter for initialization
13547 pass init status argument to other loc descriptor functions; check
13548 value of intialization parameter and add DW_OP_GNU_uninit to returned
13549 loc descr if appropriate.
13550 (based_loc_descr): Add parameter for initialization status; add new
13551 variable for return value; check value of initialization parameter and
13552 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13553 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13554 pass init status argument to other loc descriptor functions; check
13555 value of intialization parameter and add DW_OP_GNU_uninit to returned
13556 loc descr if appropriate.
13557 (mem_loc_descriptor): Likewise.
13558 (concat_loc_descriptor): Likewise.
13559 (concatn_loc_descriptor): Likewise.
13560 (loc_descriptor): Add parameter for initialization status; pass it as
13561 argument to other loc descriptor function calls.
13562 (loc_descriptor_from_tree_1): Add appropriate initialization status
13563 to loc descriptor function calls.
13564 (add_location_or_const_value_attribute): Get initialization status
13565 from VAR_LOCATION note; add initialization status to loc descriptor
13567 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13568 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13569 status is uninitialized, add "[uninint]" to output.
13570 * common.opt (fvar-tracking-uninit): New option, similar to
13571 fvar-tracking, to turn on tracking of uninitialized variables; creates
13572 a new global flag, flag_var_tracking_uninit.
13573 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13574 (enum var_init_status): New type, for var initialization status field.
13575 * var-tracking.c (struct location_chain_def): Two new fields, init,
13576 for initialization status, and set_src for the assignment value expr.
13577 (unshare_variable): New parameter for initialization status;
13578 initialize new init and set_src fields.
13579 (var_reg_set): New parameters for initialization status and value;
13580 pass them to set_variable_part.
13581 (var_mem_set): Likewise.
13582 (get_init_value): New function.
13583 (var_reg_delete_and_set): New initialization status & value
13584 parameters; add call to get_init_value if status is unknown; pass new
13585 parameters to clobber_variable_part and var_reg_set.
13586 (var_mem_delete_and_set): Likewise.
13587 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13588 (var_mem_delete): Likewise.
13589 (variable_union): Pass status to unshare_variable; initialize new init
13590 and set_src fields. If flag_var_tracking_uninit is not set, force
13591 status to initialized.
13592 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13593 used later to get the set_src value.
13594 (find_src_status): New function.
13595 (find_src_set_src): New function.
13596 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13597 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13598 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13599 and var_mem_delete_and_set.
13600 (dump_variable): Print out "[uninit]" if appropriate.
13601 (set_variable_part): Add new initialization and set_src parameters;
13602 pass status to unshare_variable; set node->init and node- >set_src
13603 fields and modify slot in hash table appropriately; save the init and
13604 set_src values if appropriate and assign to the new node.
13605 (clobber_variable_part): New set_src parameter; if two nodes have
13606 same variable and same location but different set_src (assignment)
13607 values, clobber old node.
13608 (delete_variable_part): Pass init status to unshare_variable.
13609 (emit_note_insn_var_location): Add initialized var; assign var's init
13610 status to new 'initialized'; pass new init status field to calls to
13611 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13612 status to initialized.
13613 (emit_notes_in_bb): Pass initialization status to calls to
13614 var_reg_set, var_mem_set, var_reg_delete_and_set and
13615 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13616 var_reg_delete_and_set and var_mem_delete_and_set; call
13617 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13618 make up for change in add_stores.
13619 (vt_add_function_parameters): Add status to calls to
13621 * config/darwin.c (darwin_override_options): Turn on uninitialized
13622 tracking automatically, if var_tracking is on and the system is
13625 2007-07-13 Sa Liu <saliu@de.ibm.com>
13627 * config.gcc: Add options for arch and tune on SPU.
13628 * config/spu/predicates.md: Add constant operands 0 and 1.
13629 * config/spu/spu-builtins.def: Add builtins for double precision
13630 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13631 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13633 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13635 * config/spu/spu-protos.h: Add new function prototypes.
13636 * config/spu/spu.c (spu_override_options): Check options -march and
13638 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13639 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13641 (spu_const_from_int): New. Create a vector constant from 4 ints.
13642 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13643 (spu_emit_vector_compare): New. Emit vector compare.
13644 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13645 * config/spu/spu.h: Add options -march and -mtune. Define processor
13646 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13647 CANONICALIZE_COMPARISON.
13648 * config/spu/spu.md: Add new insns for double precision compare
13649 and double precision vector compare. Add vcond and smax/smin patterns
13650 to enable DFmode vector conditional expression.
13651 * config/spu/spu.opt: Add options -march and -mtune.
13652 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13653 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13654 both CELL and CELLEDP targets: spu_testsv.
13655 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13658 2007-07-13 Richard Guenther <rguenther@suse.de>
13660 PR tree-optimization/32721
13661 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13662 TREE_THIS_VOLATILE on the folded reference.
13663 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13664 if the array reference has TREE_THIS_VOLATILE set.
13666 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13669 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13671 2007-07-13 Andreas Schwab <schwab@suse.de>
13673 * gengtype-lex.l: Allow declarations to be indented.
13675 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13677 * ginclude/tgmath.h: New.
13678 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13679 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13680 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13681 * configure: Regenerate.
13683 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13685 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13686 correct index when setting register save state for xd
13689 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13691 * config/sh/sh.c (mark_use): Remove.
13693 2007-07-12 Paul Brook <paul@codesourcery.com>
13695 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13696 reg does not overlap return value.
13698 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13700 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13701 (set_expression_vuses): Ditto.
13702 (init_pre): Initialize expression_vuses.
13704 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13706 * config/i386/sse.md (storentdf, storentsf): New.
13708 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13710 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13712 * tree.c (build_decl_stat): Move code from here...
13713 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13714 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13715 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13716 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13717 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13720 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13721 Devang Patel <dpatel@apple.com>
13723 PR tree-optimization/25413
13724 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13725 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13726 * tree.h (contains_packed_reference): New.
13727 * expr.c (contains_packed_reference): New.
13728 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13729 (vect_enhance_data_refs_alignment): Call
13730 vector_alignment_reachable_p.
13731 * target.h (vector_alignment_reachable): New builtin.
13732 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13733 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13734 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13736 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13738 * target.h (builtin_vectorization_cost): Add new target builtin.
13739 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13740 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13741 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13742 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13743 uninitialized variables.
13744 * tree-vect-transform.c (cost_for_stmt): New function.
13745 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13746 using cost 1 for all scalar stmts. Be less conservative when
13747 estimating the number of prologue/epulogue iterations. Call
13748 targetm.vectorize.builtin_vectorization_cost. Return
13749 min_profitable_iters-1.
13750 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13751 initialization cost instead of TARG_VEC_STMT_COST. Use
13752 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13753 epilogue code. Fix epilogue cost computation.
13754 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13755 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13756 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13757 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13758 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13759 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13761 2007-07-12 Richard Guenther <rguenther@suse.de>
13763 * gimplify.c (gimplify_conversion): Make sure that the result
13764 from maybe_fold_offset_to_reference is trivially convertible
13765 to the desired type before doing the simplification.
13766 (gimplify_expr): Likewise.
13767 * fold-const.c (fold_binary): Use the correct types for
13768 building the simplified expression.
13770 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13772 PR rtl-optimization/32729
13773 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13774 that fallthru to exit.
13776 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13778 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13779 (symDTPOFF2reg): Likewise.
13781 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13783 PR tree-optimization/32663
13785 * tree.h (VALUE_HANDLE_VUSES): Remove.
13786 (struct tree_value_handle): Remove vuses.
13788 * tree-vn.c (create_value_handle_for_expr): Don't set
13789 VALUE_HANDLE_VUSES.
13791 * tree-ssa-pre.c (expression_vuses): New.
13792 (alloc_expression_id): Set up expression_vuses.
13793 (get_expression_vuses): New.
13794 (set_expression_vuses): Ditto.
13795 (clear_expression_ids): Modify for expression_vuses.
13796 (phi_translate_1): Ditto.
13797 (phi_translate_set): Ditto.
13798 (value_dies_in_block_x): Ditto
13799 (valid_in_sets): Ditto.
13800 (add_to_sets): Ditto.
13801 (find_existing_value_expr): Ditto.
13802 (create_value_handle_for_expr): Ditto.
13803 (make_values_for_stmt): Ditto.
13804 (vuse_equiv): Remove.
13806 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13808 * Makefile.in (mostlyclean): Remove object files.
13810 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13812 * toplev.c (no_new_pseudos): Deleted.
13813 * rtl.h (no_new_pseudos): Deleted.
13814 * tree-pass.h (pass_no_new_pseudos): Deleted.
13815 * passes.c (pass_no_new_pseudos): Deleted.
13816 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13817 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13818 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13820 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13821 * rtlhooks.c (gen_lowpart_general): Ditto.
13822 * optabs.c (prepare_operand): Ditto.
13823 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13825 * modulo-sched.c (rest_of_handle_sms): Ditto.
13826 * see.c (rest_of_handle_see): Ditto.
13827 * ifcvt.c (if_convert): Ditto.
13828 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13830 * init-regs.c (gate_initialize_regs): Deleted set of
13832 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13833 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13834 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13836 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13839 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13840 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13841 (*vec_extractv2di_1_rex64): New insn pattern.
13843 2007-07-11 David Daney <ddaney@avtrex.com>
13845 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13846 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13847 for SIGNAL_UNWIND_RETURN_COLUMN.
13848 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13849 (DWARF_FRAME_REGNUM): Rewrite.
13850 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13852 2007-07-11 Nick Clifton <nickc@redhat.com>
13854 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13855 delta and use gen_int_mode in place of GET_INT instead.
13857 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13859 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13862 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13864 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13865 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13867 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13868 (USE_CANONICAL_TYPES): New.
13869 * doc/invoke.texi (verify-canonical-types): Remove.
13870 (use-canonical-types): Add.
13872 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13874 * config/spu/spu.c (spu_optimization_options): Remove setting of
13875 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13876 (spu_override_options): Move it here.
13878 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13880 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13881 * config/mips/mips.c (mips_cpu_info_table): Mention
13882 MIPS_ISA_LEVEL_SPEC in the comment.
13884 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13886 PR tree-optimization/32713
13887 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13889 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13891 PR middle-end/30482
13892 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13893 conditional to flag_isoc99.
13894 (c_common_init_options): Do it here, unconditionally.
13896 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13898 PR tree-optimization/32589
13899 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13900 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13901 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13902 predicate, extracted from...
13903 (set_rhs): ...here. Call it for the expression on entry.
13904 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13905 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13906 (simplify_binary_expression): Use valid_gimple_expression_p
13907 to validate the simplification.
13908 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13910 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13912 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13913 DWARF2_DEBUG on 32 bit target too.
13914 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13916 2007-07-11 Nick Clifton <nickc@redhat.com>
13918 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13919 version for 64-bit hosts.
13921 2007-07-10 David Daney <ddaney@avtrex.com>
13923 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13925 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13927 * config/mips/mips.c (mips_expand_synci_loop): New function.
13928 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13929 (UNSPEC_RDHWR): Same.
13930 (UNSPEC_SYNCI): Same.
13931 (UNSPEC_SYNC): Same.
13932 (clear_cache): New expand.
13936 (clear_hazard): Same.
13937 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13939 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13940 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13942 2007-07-10 Ian Lance Taylor <iant@google.com>
13944 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13947 2007-07-10 David Daney <ddaney@avtrex.com>
13949 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13950 * builtins.c (expand_builtin___clear_cache): New function.
13951 (expand_builtin): Call expand_builtin___clear_cache for
13952 BUILT_IN_CLEAR_CACHE case.
13953 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13954 * doc/md.texi (clear_cache): Document new instruction pattern.
13955 * testsuite/gcc.dg/builtins-64.c: New test.
13957 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13959 * config/cris/cris.md ("movsi"): Fix typo in last change.
13961 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13964 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13966 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13967 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13968 for FUNCTION_DECLs. Don't use align_functions_log if
13970 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13971 even for FUNCTION_DECLs.
13972 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13974 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13975 (DECL_FUNCTION_CODE): Update for new location and name of
13977 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13978 (struct tree_decl_common): Move 'align' and 'off_align' out
13979 of union, ensure they're still on a 32-bit boundary. Remove
13980 other fields in union 'u1'.
13981 (struct tree_function_decl): Add field 'function_code' replacing
13982 'u1.f' in tree_decl_common.
13983 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13984 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13985 (Variable Attributes): Cross-reference 'aligned' attribute
13986 to Function Attributes.
13987 * flags.h (force_align_functions_log): Delete.
13988 * toplev.c (force_align_functions_log): Delete.
13990 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13993 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13994 (*vec_concatv2di_rex): New insn pattern.
13996 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13999 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14001 2007-07-10 Ian Lance Taylor <iant@google.com>
14003 Replace no_new_pseudos in backends.
14004 * rtl.h (can_create_pseudo_p): Define.
14005 * config/darwin.c (machopic_indirect_data_reference): Use
14006 can_create_pseudo_p () instead of no_new_pseudos.
14007 (machopic_indirect_data_reference): Likewise.
14008 (machopic_legitimize_pic_address): Likewise.
14009 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14010 (alpha_emit_set_const_1): Likewise.
14011 (alpha_emit_set_const): Likewise.
14012 (alpha_emit_conditional_move): Likewise.
14013 (alpha_split_conditional_move): Likewise.
14014 * config/alpha/alpha.md (various splitters): Likewise.
14016 * config/arm/arm.c (legitimize_pic_address): Likewise.
14017 (arm_load_pic_register): Likewise.
14018 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14019 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14020 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14021 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14022 * config/cris/cris.md (movsi): Likewise.
14023 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14024 (symGOTOFF2reg_hilo): Likewise.
14025 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14026 * config/h8300/h8300.md (insv, extzv): Likewise.
14027 * config/i386/i386.c (ix86_expand_move): Likewise.
14028 (ix86_expand_vector_move): Likewise.
14029 (ix86_prepare_fp_compare_args): Likewise.
14030 (ix86_expand_carry_flag_compare): Likewise.
14031 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14032 (tls_dynamic_gnu2_combine_32): Likewise.
14033 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14034 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14035 (ia64_expand_movxf_movrf): Likewise.
14036 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14037 (m32c_split_move): Likewise.
14038 (m32c_expand_insv): Likewise.
14039 * config/m68k/m68k.md (movsi): Likewise.
14040 * config/mips/mips.c (mips_force_temporary): Likewise.
14041 (mips_split_symbol): Likewise.
14042 (mips_move_integer): Likewise.
14043 (mips_legitimize_const_move): Likewise.
14044 * config/mn10300/mn10300.md (movsi): Likewise.
14045 * config/pa/pa.c (emit_move_sequence): Likewise.
14046 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14047 (rs6000_got_register): Likewise.
14048 (create_TOC_reference): Likewise.
14049 (rs6000_machopic_legitimize_pic_address): Likewise.
14050 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14051 (various splitters): Likewise.
14052 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14053 (movsi_got): Likewise.
14054 * config/s390/s390.c (emit_symbolic_move): Likewise.
14055 * config/s390/s390.md (movhi, movqi): Likewise.
14056 (load_multiple, store_multiple): Likewise.
14057 * config/score/score.c (score_force_temporary): Likewise.
14058 * config/sh/sh.c (prepare_move_operands): Likewise.
14059 (prepare_cbranch_operands): Likewise.
14060 (emit_fpu_switch): Likewise.
14061 (fpscr_set_from_mem): Likewise.
14062 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14063 (adddi3, subsi3): Likewise.
14064 (various splitters): Likewise.
14065 (divsi_inv_fp_combine): Likewise.
14066 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14067 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14069 * config/sh/predicates.md (xor_operand): Likewise.
14070 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14071 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14072 (movdi_pic_label_ref): Likewise.
14073 * config/spu/spu.c (spu_split_immediate): Likewise.
14074 * config/alpha/alpha.md (various splitters): Remove test
14075 !no_new_pseudos || reload_completed.
14076 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14078 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14079 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14080 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14081 * config/score/score.c (th_output_mi_thunk): Likewise.
14082 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14083 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14085 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14087 PR rtl-optimization/32664
14088 * mode-switching.c (create_pre_exit): Skip barrier insns.
14090 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14092 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14093 force_gimple_operand_bsi.
14094 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14095 rewrite_use_compare): Ditto.
14096 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14098 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14099 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14100 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14101 * tree-profile.c (prepare_instrumented_value,
14102 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14103 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14104 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14105 tree_gen_ior_profiler): Ditto.
14106 * tree-ssa-reassoc.c (negate_value): Ditto.
14107 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14108 Use force_gimple_operand_bsi.
14109 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14110 * tree-if-conv.c (add_to_dst_predicate_list,
14111 find_phi_replacement_condition): Ditto.
14112 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14113 Call mark_symbols_for_renaming for new statements.
14114 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14116 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14118 * cfghooks.c (remove_edge): New function.
14119 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14121 * cfghooks.h (remove_edge): Declare.
14122 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14123 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14125 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14127 * optabs.h: Added declaration for signbit_optab.
14128 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14129 * genoptinit.c (optabs): Added entry for signbit insns.
14130 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14131 insn, if available.
14132 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14133 * config/s390/s390.md (signbit<mode>2): New expander.
14135 2007-07-09 Richard Guenther <rguenther@suse.de>
14137 PR middle-end/32698
14138 * fold-const.c (fold_plusminus_mult_expr): Move constant
14139 arguments second to allow decomposing.
14141 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14144 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14146 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14147 Disregard DECL_FROM_INLINE.
14149 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14152 * doc/invoke.texi: Add ftree-reassoc flag.
14153 * common.opt (ftree-reassoc): New flag.
14154 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14155 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14157 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14159 PR tree-optimization/32681
14160 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14161 saved in second_edge->aux when first_bb is a loop header.
14163 2007-07-09 Jan HUbicka <jh@suse.cz>
14165 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14167 2007-07-09 Richard Guenther <rguenther@suse.de>
14169 * c-decl.c (start_function): Do not promote return type.
14171 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14173 * function.c (do_warn_unused_parameter): Do not warn if
14174 TREE_NO_WARNING is set.
14176 2007-07-08 Andreas Schwab <schwab@suse.de>
14178 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14180 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14183 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14185 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14186 apply to assembly language, too.
14187 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14189 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14191 Revert (note the sccvn portions are *not* reverted)
14192 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14194 Fix PR tree-optimization/23488
14196 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14198 * tree-flow-inline.h (get_value_handle): Ditto.
14199 * tree-ssa-pre.c (decl_vh_map): New.
14200 (decl_node_pool): New.
14201 (can_value_number_operation): Support DECL_P.
14202 (can_PRE_operation): Ditto.
14203 (create_expression_by_pieces): Ditto.
14204 (find_existing_value_expr): Modify to differnetiate between
14205 addressing and top level.
14206 (create_value_handle_for_expr): Handle DECL's.
14207 (poolify_tree): Ditto.
14208 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14209 (make_values_for_stmt): Handle DECL's properly.
14210 (init_pre): Reorg to not init useless things during FRE.
14212 * tree-flow.h: Include pointer-set.h.
14213 (decl_vh_map): Declare.
14214 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14216 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14218 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14219 the constraint description.
14220 * doc/md.texi: Update documentation of AVR constraints.
14222 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14224 * auto-inc-dec.c, config/arm/arm.c,
14225 config/m32r/constraints.md, config/mips/mips.md,
14226 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14227 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14228 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14229 typos. Follow spelling conventions.
14230 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14232 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14233 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14235 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14236 realloc_vuse): Remove.
14237 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14240 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14242 Fix PR tree-optimization/23488
14244 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14245 (try_to_simplify): Ditto.
14246 (visit_use): Ditto.
14247 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14249 * tree-flow-inline.h (get_value_handle): Ditto.
14250 * tree-ssa-pre.c (decl_vh_map): New.
14251 (decl_node_pool): New.
14252 (can_value_number_operation): Support DECL_P.
14253 (can_PRE_operation): Ditto.
14254 (create_expression_by_pieces): Ditto.
14255 (find_existing_value_expr): Modify to differnetiate between
14256 addressing and top level.
14257 (create_value_handle_for_expr): Handle DECL's.
14258 (poolify_tree): Ditto.
14259 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14260 (make_values_for_stmt): Handle DECL's properly.
14261 (init_pre): Reorg to not init useless things during FRE.
14263 * tree-flow.h: Include pointer-set.h.
14264 (decl_vh_map): Declare.
14265 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14267 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14269 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14270 apply to assembly language, too.
14271 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14273 2007-07-06 Ian Lance Taylor <iant@google.com>
14274 Zack Weinberg <zackw@panix.com>
14276 PR middle-end/32441
14277 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14279 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14281 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14282 (prefetch): Likewise if "pref" would be used.
14284 2007-07-06 Josh Conner <jconner@apple.com>
14286 PR middle-end/32602
14287 PR middle-end/32603
14288 * calls.c (store_one_arg): Handle arguments which are partially
14289 on the stack when detecting argument overlap.
14291 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14293 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14294 chosen during find_reloads.
14296 2007-07-06 Richard Guenther <rguenther@suse.de>
14298 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14299 TYPE_ARG_TYPES for verification of argument types. Use
14300 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14301 parameters as variable arguments.
14303 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14305 * libgcc2.h (word_type): Type definition removed.
14306 (cmp_return_type, shift_count_type): Type definitions added.
14307 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14308 replaced with shift_count_type.
14309 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14311 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14312 changed from word_type to Wtype.
14313 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14314 replaced with shift_count_type.
14315 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14317 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14318 and libgcc_shift_count attribute added.
14319 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14320 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14321 (TARGET_INITIALIZER): New target hooks added.
14322 * targhooks.c (default_libgcc_cmp_return_mode,
14323 default_libgcc_shift_count_mode): Default implementations for the new
14324 target hooks added.
14325 * targhooks.h (default_libgcc_cmp_return_mode,
14326 default_libgcc_shift_count_mode): Function prototypes added.
14327 * target.h (struct gcc_target): Fields for the new target hooks added.
14328 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14330 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14333 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14334 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14336 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14337 s390_libgcc_shift_count_mode): Functions added.
14338 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14339 Target hooks defined.
14341 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14343 * config/mips/mips.c (compute_frame_size): Restore the original
14344 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14345 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14346 Document why the difference is needed.
14348 2007-07-06 Richard Guenther <rguenther@suse.de>
14350 * c-common.c (boolean_increment): Use correctly typed
14353 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14355 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14356 the topmost argument register is not also included in the save mask.
14357 (mips16e_collect_argument_save_p): Take a pointer to the argument
14358 register, rather than a pointer to the number of arguments.
14359 (mips16e_collect_argument_saves): Only include argument saves
14360 that aren't in the register mask.
14362 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14364 PR rtl-optimization/32450
14365 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14366 to ensure that instructions are not moved into the prologue when
14367 profiling is on. Remove unused prologue_end variable.
14368 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14369 as a scheduling barrier.
14371 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14374 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14375 Disregard DECL_FROM_INLINE.
14377 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14379 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14380 IORing with a constant.
14382 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14384 PR rtl-optimization/32475
14385 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14386 for every definition of the stack pointer.
14388 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14390 * arm.c (vfp3_const_double_index): Copy signed results of
14391 REAL_VALUE_TO_INT into unsigned vars.
14393 2007-07-05 Richard Guenther <rguenther@suse.de>
14395 PR middle-end/32639
14396 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14398 * tree-ssa.c (useless_type_conversion_p): Check canonical
14401 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14403 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14404 zero_extendhisi2): Change to define_insn_and_split.
14405 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14407 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14409 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14410 pass_match_asm_constraints): New.
14411 * passes.c (init_optimization_passes): Add new pass.
14412 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14413 * function.h (struct function): Add has_asm_statement bit.
14414 (current_function_has_asm_statement): New.
14415 * tree-pass.h (pass_match_asm_constraints): New.
14417 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14419 * config/mips/mips.c (mips_file_start): Avoid declaration
14422 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14424 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14426 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14428 * rtl.def (NOTE): Change print format string to print
14429 operand 5 as a note insn name.
14431 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14432 David Ung <davidu@mips.com>
14434 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14435 * doc/invoke.texi: (MIPS Options): Document them.
14437 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14438 David Ung <davidu@mips.com>
14440 Add support for SmartMIPS ASE.
14442 * optabs.c (expand_binop_directly): New, broken out from...
14443 (expand_binop): Here. Make it try rotating in the other
14444 direction even when the second operand isn't constant.
14445 * config/mips/mips.md (*lwxs): New.
14446 * config/mips/mips.opt (msmartmips): New.
14447 * config/mips/mips.c (mips_lwxs_address_p): New.
14448 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14449 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14450 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14451 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14452 (ISA_HAS_LWXS): New.
14453 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14454 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14455 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14456 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14457 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14458 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14459 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14461 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14463 * tree-vectorizer.c (new_loop_vec_info): Initialize
14464 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14465 * tree-vectorizer.h (_loop_vec_info): Added new filed
14466 min_profitable_iters.
14467 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14468 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14469 * tree-vect-analyze.c (vect_analyze_operations): Set
14470 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14471 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14472 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14473 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14474 and prologue cost to after they are computed.
14475 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14476 TARG_VEC_STMT_COST.
14477 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14478 of creating vectors from scalars according to dt.
14479 (vect_model_store_cost): Likewise.
14480 (vectorizable_call): Use dt array instead of scalar dt. Call
14481 vect_model_simple_cost with additional argument dt.
14482 (vectorizable_assignment): Likewise.
14483 (vectorizable_operation): Likewise.
14484 (vectorizable_type_demotion): Likewise.
14485 (vectorizable_type_promotion): Likewise.
14486 (vectorizable_store): Use dt array instead of scalar dt. Call
14487 vect_model_store_cost with additional argument dt.
14488 (vect_do_peeling_for_loop_bound): Don't call
14489 vect_estimate_min_profitable_iters. Instead, lookup
14490 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14491 "may not be profitable".
14493 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14496 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14497 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14498 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14499 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14501 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14503 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14504 addressing modes cheaper.
14506 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14508 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14509 (dw_ranges_struct): Rename block_num to num. Adjust.
14510 (dw_ranges_by_label_struct): New.
14511 (ranges_by_label, ranges_by_label_allocated,
14512 ranges_by_label_in_use): New variables.
14513 (add_ranges_num): Factored most of the code out of...
14514 (add_ranges): ... this one. Rewrite in terms of the former.
14515 (add_ranges_by_labels): New.
14516 (output_ranges): Output by-label ranges.
14517 (dwarf2out_finish): Output range for multiple-section
14518 compile_unit. Output standard DW_AT_low_pc in addition to
14519 unexpected DW_AT_entry_pc.
14521 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14523 PR tree-optimization/32604
14524 PR tree-optimization/32606
14526 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14527 (compute_antic_safe): Removed.
14528 (ANTIC_SAFE_LOADS): Ditto.
14529 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14530 (execute_pre): Don't call compute_antic_safe.
14531 (vuse_equiv): New function.
14532 (make_values_for_stmt): Use it
14533 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14536 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14539 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14540 rather than a decl.
14541 (avr_attribute_table): Make "naked" attribute apply to function types
14542 rather than to decls.
14543 (avr_handle_fntype_attribute): New function.
14545 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14547 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14550 2007-07-04 David Ung <davidu@mips.com>
14551 Joseph Myers <joseph@codesourcery.com>
14553 * config/mips/mips.md (type): Add logical, signext and move.
14554 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14555 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14556 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14557 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14558 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14559 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14560 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14561 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14562 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14563 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14564 movv2sf_hardfloat_64bit): Use the new types.
14565 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14566 *movdf_softfloat, *movdf_mips16): Use "multi".
14567 (extendqihi2): Replace with a define_expand.
14568 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14569 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14570 * config/mips/74k.md (r74k_int_logical): New reservation and
14572 (r74k_int_arith): Remove "slt".
14573 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14574 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14575 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14576 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14577 reservations for "arith".
14579 2007-07-04 Richard Guenther <rguenther@suse.de>
14581 * tree-ssa.c (useless_type_conversion_p): Add handling for
14582 scalar float and vector types. Only call the types_compatible_p
14583 langhook for aggregate types as last resort. Follow the
14586 2007-07-04 Richard Guenther <rguenther@suse.de>
14588 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14589 the same as NOP_EXPR.
14591 2007-07-04 Nick Clifton <nickc@redhat.com>
14593 * target.h (struct gcc_target): Add target_help field.
14594 * target-def.h (TARGET_HELP): New.
14595 (TARGET_INITIALIZER): Use TARGET_HELP.
14596 * opts.c (command_handle_option): Invoke target_help function, if
14597 defined, when the user has specified --target-help on the command
14599 * doc/invoke.texi: Mention that --target-help might print
14600 additional information.
14601 * doc/tm.texi: Document TARGET_HELP hook.
14603 * arm.c (TARGET_HELP): Override default definition.
14604 (arm_target_help): New - display a wrapped list of cores and
14605 architectures supported.
14607 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14609 * config/v850/v850.c (expand_prologue): Make sure
14610 GEN_INT() argument is sign extended rather than zero extended.
14611 (expand_epilogue): Likewise.
14612 (output_move_double): Delete.
14613 * config/v850/v850-protos.h (output_move_double): Delete.
14614 * config/v850/v850.md (movdi): Delete.
14615 (*movdi_internal): Delete.
14617 (*movdf_internal): Delete.
14619 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14621 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14622 unless compiling RTP PIC.
14624 2007-07-04 Richard Guenther <rguenther@suse.de>
14626 PR tree-optimization/32482
14627 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14628 original ssa name if we didn't find a shift expression.
14629 Fix shift constant for bit zero test.
14631 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14633 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14635 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14637 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14638 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14639 * config/arm/vxworks.h (ASM_SPEC): Delete.
14640 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14642 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14644 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14645 (DDR_REVERSED_P): New.
14646 * tree-data-ref.c (initialize_data_dependence_relation,
14647 build_classic_dist_vector): Set DDR_REVERSED_P.
14649 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14651 PR middle-end/32457
14652 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14653 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14654 init_omega_for_ddr_1): Use non conservative number of iterations
14656 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14657 (analyze_siv_subscript): Remove FIXME and reinitialization of
14658 last_conflicts to chrec_dont_know.
14659 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14661 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14663 * tree.c (maybe_canonicalize_argtypes): Improve description.
14665 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14667 * tree.c (maybe_canonicalize_argtypes): New.
14668 (build_function_type): Set canonical type.
14669 (build_method_type_directly): Ditto.
14670 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14673 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14675 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14677 (rewrite_use_nonlinear_expr): Likewise.
14679 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14681 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14683 2007-07-04 Ben Elliston <bje@au.ibm.com>
14685 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14688 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14690 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14691 (Exception Handling): Likewise.
14693 2007-07-03 Jan Hubicka <jh@suse.cz>
14695 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14697 2007-07-03 Eric Christopher <echristo@apple.com>
14699 * doc/cppopts.texi: Add conflicting option note to -dM.
14700 * doc/invoke.texi: Add note about possible conflicts with
14701 -E for -dCHARS and note that -dM will not produce
14702 any results if there is no machine dependent reorg.
14704 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14706 * tree.h (DECL_ALIGN): Back out previous change.
14708 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14710 * configure.ac: Test for .dtprelword support on MIPS.
14711 * configure, config.in: Regenerate.
14712 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14713 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14715 2007-07-03 Julian Brown <julian@codesourcery.com>
14717 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14718 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14719 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14720 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14722 (all_fpus): Add FPUTYPE_VFP3.
14723 (fp_model_for_fpu): Add VFPv3 field.
14724 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14725 (vfp3_const_double_index): New function. Return integer index of
14726 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14728 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14729 and argument represents a valid RTX for a VFPv3 constant.
14730 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14732 (vfp_emit_fstmd): Similar, for fstmd.
14733 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14734 constants, represented as integer indices.
14735 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14736 VFP_REGNO_OK_FOR_DOUBLE macros.
14737 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14738 (arm_file_start): Set float-abi attribute for VFPv3, and output
14739 correct ".fpu" assembler directive.
14740 (arm_dbx_register_numbering): Add FIXME.
14741 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14742 (fputype): Add FPUTYPE_VFP3.
14743 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14744 (CALL_USED_REGISTERS): Likewise.
14745 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14746 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14747 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14748 (D7_VFP_REGNUM): New.
14749 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14750 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14751 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14752 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14753 (REG_ALLOC_ORDER): Adjust for VFPv3.
14754 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14755 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14756 VFP_LO_REGS, VFP_HI_REGS.
14757 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14758 (IS_VFP_CLASS): Define macro.
14759 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14761 (REGISTER_MOVE_COST): Likewise.
14762 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14763 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14764 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14765 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14766 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14767 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14768 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14769 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14770 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14771 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14772 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14773 where appropriate for single-word registers.
14774 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14775 As above. Fix type attributes.
14776 * config/arm/constraints.md (register_contraint "t"): Define.
14777 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14779 (register_constraint "x"): Define.
14780 (constraint "Dv"): Define.
14782 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14784 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14786 2007-07-03 Tom Tromey <tromey@redhat.com>
14788 * c-parser.c (objc_pq_context): Removed.
14789 (objc_need_raw_identifier): Likewise.
14790 (c_parser) <objc_pq_context>: New field.
14791 <objc_need_raw_identifier>: Likewise.
14792 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14793 (c_lex_one_token): Update.
14794 (c_parser_objc_protocol_definition): Update.
14795 (c_parser_objc_method_definition): Update.
14796 (c_parser_objc_methodproto): Update.
14797 (c_parser_declspecs): Update.
14799 2007-07-03 David Ung <davidu@mips.com>
14801 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14803 2007-07-03 David Ung <davidu@mips.com>
14804 Richard Sandiford <richard@codesourcery.com>
14806 * doc/invoke.texi: Document -march=74kf3_2.
14807 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14808 (TUNE_74K): Check for it.
14809 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14810 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14811 * config/mips/mips.md (cpu): Add 74kf3_2.
14812 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14813 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14814 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14815 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14816 74kf3_2 to the CPU list.
14817 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14818 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14819 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14820 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14821 (r74kf3_2_fxfer_from_c1): New insn reservations.
14823 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14824 David Ung <davidu@mips.com>
14826 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14827 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14828 and 74k[fx]. Document aliases for the new options.
14829 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14830 (PROCESSOR_24KF2_1): ...this.
14831 (PROCESSOR_24KX): Rename to...
14832 (PROCESSOR_24KF1_1): ...this.
14833 (PROCESSOR_74KF): Rename to...
14834 (PROCESSOR_74KF2_1): ...this.
14835 (PROCESSOR_74KX): Rename to...
14836 (PROCESSOR_74KF1_1): ...this.
14837 (TUNE_74K): Update PROCESSOR_* names.
14838 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14839 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14840 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14841 (mips_rtx_cost_data): Update processor names in comments.
14842 (mips_issue_rate): Update PROCESSOR_* names.
14843 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14844 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14845 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14846 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14847 Update cpu attribute names.
14848 (r24k_fpu_iss): Rename this reservation to...
14849 (r24kf2_1_fpu_iss): ...this and update all uses.
14850 (r24kx_fpu_iss): Rename this reservation to...
14851 (r24kf1_1_fpu_iss): ...this and update all uses.
14852 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14853 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14854 Update cpu attribute names.
14856 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14858 * config/m32r/constraints.md: New file.
14859 * config/m32r/m32r.c: Include tm-constrs.h.
14860 (small_data_operand): Use satisfies_constraint_* instead of macro.
14861 (addr24_operand, gen_compare): Likewise.
14862 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14863 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14864 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14865 EXTRA_CONSTRAINT): Likewise.
14866 * config/m32r/m32r.md: Include constraints.md.
14867 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14868 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14869 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14870 (two_insn_const_operand, int8_operand, uint16_operand,
14871 reg_or_int16_operand, reg_or_uint16_operand,
14872 reg_or_cmp_int16_operand, cmp_int16_operand,
14873 seth_add3_operand): Likewise.
14875 2007-07-03 Eric Christopher <echristo@gmail.com>
14877 * libgcc2.h: Conditionally declare __bswapsi2 and
14880 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14882 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14885 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14888 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14889 (__gthrw_pragma): Provide default definition.
14890 (__gthrw2): Use it.
14891 * gthr-posix.c (__gthrw_pragma): Define.
14893 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14895 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14896 before declaring inequality.
14898 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14900 * combine.c (recog_for_combine): Log the success or failure of
14901 matching new insn patterns against the machine description in
14904 2007-07-03 Revital Eres <eres@il.ibm.com>
14906 * ddg.c (print_sccs): New function.
14907 (check_sccs): New function.
14908 (create_ddg_all_sccs): Use it.
14909 * ddg.h (print_sccs): Declare.
14910 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14912 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14914 * targhooks.h (default_mode_for_suffix): New function declaration.
14915 * targhooks.c (default_mode_for_suffix): New default target hook.
14916 * target.h (struct c): New structure in the targetm struct.
14917 (mode_for_suffix): New target hook as part of struct c.
14918 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14919 default_mode_for_suffix.
14920 (TARGET_C): New define.
14921 * c-lex.c: Include "target.h".
14922 (interpret_float): Use targetm.c.mode_for_suffix to determine
14923 the mode for a given non-standard suffix.
14924 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14926 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14927 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14929 * doc/extend.texi (Floating Types): New node. Document __float80 and
14930 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14932 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14935 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14936 predicate instead of target_operand.
14937 (divsi3_i1_media, divsi3_media_2): Likewise.
14939 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14941 * tree.h (alias_sets_might_conflict_p): Rename into
14942 alias_sets_must_conflict_p.
14943 * alias.c (alias_sets_might_conflict_p): Likewise.
14944 (alias_sets_conflict_p): Use it.
14945 (objects_must_conflict_p): Likewise.
14946 * c-common.c (strict_aliasing_warning): Adjust.
14948 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14950 * rtlhooks.c (gen_lowpart_if_possible): Check for
14951 invalid subreg before calling gen_lowpart_SUBREG.
14953 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14955 * config/darwin9.h: Add copyright notice.
14956 (LINK_COMMAND_SPEC): Add comment.
14957 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14958 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14959 DARWIN_LIBSYSTEM_HAS_UNWIND.
14961 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14964 * omp-low.c (check_combined_parallel): New function.
14965 (lower_omp_parallel): Call it via walk_stmts, set
14966 OMP_PARALLEL_COMBINED if appropriate.
14967 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14968 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14969 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14970 don't consider it as combined parallel.
14972 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14974 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14975 (gcc_tooldir): Likewise.
14976 * configure: Regenerate.
14977 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14978 old configure.ac gcc_tooldir setting.
14979 (prefix_to_exec_prefix): New variable.
14980 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14981 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14983 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14985 Fix PR tree-optimization/32583
14986 Fix PR tree-optimization/32584
14987 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14988 (phi_translate_set): Use phi_translate directly now.
14989 (make_values_for_stmt): Don't value number RHS if we already know
14992 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14993 Jim Wilson <wilson@specifix.com>
14996 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14999 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15000 Richard Sandiford <richard@codesourcery.com>
15001 Nigel Stephens <nigel@mips.com>
15003 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15004 (mips16e_output_save_restore): Declare.
15005 (mips16e_save_restore_pattern_p): Likewise.
15006 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15007 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15008 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15009 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15010 (BITSET_P): New global macro, extracted from...
15011 (mips_for_each_saved_reg): ...here.
15012 (mips16e_save_restore_info): New struct.
15013 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15014 (mips16e_save_restore_regs): New variable.
15015 (mips_split_plus, mips16e_find_first_register): New functions.
15016 (mips16e_mask_registers): New function.
15017 (compute_frame_size): Expand the commentary before the function.
15018 Enforce the MIPS16e save and restore register range restrictions.
15019 Pad the general register save area at the low end.
15020 (mips16e_save_restore_reg, mips16e_build_save_restore)
15021 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15022 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15023 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15025 (mips_expand_prologue, mips_expand_epilogue): Handle
15026 GENERATE_MIPS16E_SAVE_RESTORE.
15027 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15029 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15031 PR tree-optimization/31966
15032 PR tree-optimization/32533
15033 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15034 "basic_block" description as its third argument. Update function
15035 calls to get destination bb from "edge" argument. Save "cond" into
15036 aux field of the edge. Update prototype for changed arguments.
15037 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15039 (find_phi_replacement_condition): Operate on incoming edges, not
15040 on predecessor blocks. If there is a condition saved in the
15041 incoming edge aux field, AND it with incoming bb predicate.
15042 Return source bb of the first edge.
15043 (clean_predicate_lists): Clean aux field of outgoing node edges.
15044 (tree_if_conversion): Do not initialize cond variable. Move
15045 variable declaration into the loop.
15046 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15047 initializations of new_stmt, arg0 and arg1 variables.
15049 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15051 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15052 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15054 2007-07-02 Richard Guenther <rguenther@suse.de>
15056 * tree-ssa.c (useless_type_conversion_p): Document
15057 future intent as defining the middle-end type system.
15058 Re-structure to call langhook last, group by type class,
15059 mark questionable parts.
15061 2007-07-02 Richard Guenther <rguenther@suse.de>
15063 * tree-flow.h (types_compatible_p): Declare.
15064 * tree-ssa.c (types_compatible_p): New function.
15065 * ipa-type-escape.c (discover_unique_type): Use
15066 types_compatible_p instead of lang_hooks.types_compatible_p.
15067 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15068 * tree-vn.c (expressions_equal_p): Likewise.
15069 * tree.c (fields_compatible_p): Likewise.
15070 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15071 (cprop_operand): Use useless_type_conversion_p instead of
15072 lang_hooks.types_compatible_p.
15073 * tree-inline.c (setup_one_parameter): Likewise.
15074 (declare_return_variable): Likewise.
15075 * tree-nrv.c (tree_nrv): Likewise.
15076 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15077 (maybe_fold_offset_to_component_ref): Likewise.
15078 (maybe_fold_offset_to_reference): Likewise.
15079 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15080 (merge_alias_info): Likewise.
15081 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15082 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15083 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15084 * tree-tailcall.c (find_tail_calls): Likewise.
15085 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15086 * gimplify.c (canonicalize_addr_expr): Likewise.
15087 (fold_indirect_ref_rhs): Likewise.
15088 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15089 (cpt_same_type): Likewise.
15090 (check_pointer_types_r): Swap parameters to cpt_same_type
15092 * fold-const.c (fold_convert): Revert fix for PR15988.
15093 * tree-inline.c (setup_one_parameter): Instead fix it here by
15094 using fold_build1 instead of fold_convert and checking for
15095 error_mark_node. Convert only if the conversion is necessary.
15097 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15099 * configure.ac: Check for .gnu_attribute on Power.
15100 * configure: Regenerate.
15101 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15102 attribute for floating-point ABI.
15104 2007-07-02 Ira Rosen <irar@il.ibm.com>
15106 PR tree-optimization/32230
15107 PR tree-optimization/32477
15108 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15109 address is a constant.
15111 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15113 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15114 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15115 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15116 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15117 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15118 64-bit targets. Add support for *-elfoabi*.
15119 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15120 different settings if $(tm_defines) does not select the EABI.
15121 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15122 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15123 (MIPS_ARCH_OPTION_SPEC): Likewise.
15124 (MIPS_ISA_LEVEL_SPEC): Likewise.
15125 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15126 * config/mips/elfoabi.h: New file.
15128 2007-07-02 Richard Guenther <rguenther@suse.de>
15130 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15131 (useless_type_conversion_p): ... this.
15132 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15133 (useless_type_conversion_p): ... this.
15134 * builtins.c (fold_builtin_memory_op): Rename
15135 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15136 * tree-cfg.c (verify_expr): Likewise.
15137 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15138 * tree-ssa-ccp.c (ccp_fold): Likewise.
15139 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15140 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15141 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15142 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15143 * tree-ssa-pre.c (eliminate): Likewise.
15144 * tree-ssa.c (delete_tree_ssa): Likewise.
15145 (tree_ssa_useless_type_conversion): Likewise.
15146 * tree.c (build2_stat): Likewise.
15148 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15150 Fix PR tree-optimization/32571
15151 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15154 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15156 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15157 and other expected operations explicitly, change default to
15160 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15162 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15164 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15165 (tls_load_dot_plus_eight): Move the label number into the unspec.
15166 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15168 2007-07-01 Andreas Schwab <schwab@suse.de>
15170 * dwarf2out.c (initial_return_save): Define only if used.
15172 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15174 Unreverting Richard's Revert of:
15176 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15178 * dce.c (deletable_insn_p_1): New function, split out from...
15179 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15180 specially, not those inside PARALLELs. Remove BODY argument
15181 and adjust recursive call accordingly.
15182 (prescan_insns_for_dce): Update call to delete_insn_p.
15184 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15185 Revital Eres <eres@il.ibm.com>
15187 * ddg.c (create_ddg_all_sccs): Fix missed
15188 initialization of scc_nodes.
15190 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15192 PR middle-end/32559
15193 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15194 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15196 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15198 * configure.ac: Check for .gnu_attribute on MIPS.
15199 * configure, config.in: Regenerate.
15200 * config/mips/mips.c (mips_file_start): If supported, output
15201 attribute for floating-point ABI.
15203 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15206 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15207 (ffs_cmove): New expander to expand using ctz pattern.
15208 (*ffs_cmove): Remove pattern.
15209 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15210 (ffsdi2): Expand using ctz pattern.
15211 (*ffs_rex64): Remove pattern.
15213 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15215 PR rtl-optimization/32296
15216 * pa.md (return): Delete pattern.
15217 (return_internal): Remove "(const_int 1)" from pattern.
15218 (epilogue): Use return_internal pattern for trivial returns.
15219 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15220 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15222 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15224 * tree-ssa-pre.c (is_exception_related): New function
15225 (can_value_number_operation): Use it.
15227 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15229 Fix PR tree-optimization/32540
15230 Fix PR tree-optimization/31651
15232 * tree-ssa-sccvn.c: New file.
15234 * tree-ssa-sccvn.h: Ditto.
15236 * tree-vn.c: Include tree-ssa-sccvn.h
15237 (val_expr_paid_d): Removed.
15238 (value_table): Ditto.
15239 (vn_compute): Ditto.
15240 (val_expr_pair_hash): Ditto.
15241 (val_expr_pair_expr_eq): Ditto.
15242 (copy_vuses_from_stmt): Ditto.
15243 (vn_delete): Ditto.
15245 (shared_vuses_from_stmt): Ditto.
15246 (print_creation_to_file): Moved up.
15247 (sort_vuses): Ditto.
15248 (sort_vuses_heap): Ditto.
15249 (set_value_handle): Make non-static.
15250 (make_value_handle): Ditto.
15251 (vn_add): Rewritten to use sccvn lookups.
15252 (vn_add_with_vuses): Ditto.
15253 (vn_lookup): Ditto (and second argument removed).
15254 (vn_lookup_with_vuses): Ditto.
15255 (vn_lookup_or_add): Ditto (and second argument removed);
15256 (vn_lookup_or_add_with_vuses): Ditto.
15257 (vn_lookup_with_stmt): New.
15258 (vn_lookup_or_add_with_stmt): Ditto.
15259 (create_value_handle_for_expr): Ditto.
15261 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15262 (seen_during_translate): New function.
15263 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15264 (phi_trans_add): Ditto.
15265 (constant_expr_p): FIELD_DECL is always constant.
15266 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15267 Use constant_expr_p.
15268 Avoid infinite recursion on mutually valued expressions.
15269 Change callers of vn_lookup_or_add.
15270 (phi_translate): New function.
15271 (compute_antic_safe): Allow phi nodes.
15272 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15273 (find_or_generate_expression): Rewrite slightly.
15274 (create_expression_by_pieces): Updated for vn_lookup_or_add
15276 Update VN_INFO for new names.
15277 (insert_into_preds_of_block): Update for new names.
15278 (add_to_exp_gen): New function.
15279 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15280 (find_existing_value_expr): Rewrite to changed vn_lookup.
15281 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15282 (try_look_through_load): Removed.
15283 (try_combine_conversion): Ditto.
15284 (get_sccvn_value): New function.
15285 (make_values_for_phi): Ditto.
15286 (make_values_for_stmt): Ditto.
15287 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15289 (init_pre): Update for SCCVN changes.
15291 (execute_pre): Ditto.
15293 * tree-flow.h (make_value_handle): Declare.
15294 (set_value_handle): Ditto.
15295 (sort_vuses_heap): Ditto.
15296 (vn_lookup_or_add_with_stmt): Ditto.
15297 (vn_lookup_with_stmt): Ditto.
15298 (vn_compute): Remove.
15300 (vn_delete): Ditto.
15301 (vn_lookup): Update arguments.
15303 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15304 (tree-vn.o): Ditto.
15305 (tree-ssa-sccvn.o): New.
15306 (OBJS-common): Add tree-ssa-sccvn.o
15308 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15311 * c-typeck.c (build_external_ref): Don't mark as used if called
15313 * calls.c (rtx_for_function_call): Likewise.
15315 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15319 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15321 * dce.c (deletable_insn_p_1): New function, split out from...
15322 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15323 specially, not those inside PARALLELs. Remove BODY argument
15324 and adjust recursive call accordingly.
15325 (prescan_insns_for_dce): Update call to delete_insn_p.
15327 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15329 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15330 (try_combine): Move potential calls to undo_all() so they happen
15331 before we commit to using the combined insns.
15333 2007-06-30 Jan Hubicka <jh@suse.cz>
15335 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15338 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15340 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15341 (cgraph_remove_unreachable_nodes): Likewise.
15342 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15343 * ipa-inline.c (update_caller_keys): Cast according to the coding
15345 (cgraph_decide_recursive_inlining): Likewise.
15346 (cgraph_decide_inlining_of_small_function): Likewise.
15347 (try_inline): Likewise.
15348 (cgraph_decide_inlining_incrementally): Likewise.
15349 * ipa-pure-const.c (get_function_state): Likewise.
15350 (scan_function): Likewise.
15351 (analyze_function): Likewise.
15352 (static_execute): Likewise.
15353 * ipa-reference.c (scan_for_static_refs): Likewise.
15354 (merge_callee_local_info): Likewise.
15355 (analyze_function): Use type safe memory macros.
15356 (static_execute): Likewise. Cast according to the coding conventions.
15357 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15359 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15361 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15362 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15365 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15367 PR middle-end/30024
15368 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15369 for complex modes (both int and real).
15371 2007-06-29 Jan Hubicka <jh@suse.cz>
15373 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15375 2007-06-29 Jan Hubicka <jh@suse.cz>
15377 PR middle-end/32372
15378 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15381 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15384 * config/avr/avr.c: Include dataflow header file.
15385 (expand_prologue): Adjust for prologue insn change.
15386 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15389 2007-06-29 Richard Guenther <rguenther@suse.de>
15391 PR middle-end/32493
15392 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15393 during type verification.
15395 2007-06-29 Jan Hubicka <jh@suse.cz>
15397 * recog.c (validate_change_rtx_1): Unshare TO argument.
15399 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15401 PR tree-optimization/24659
15402 * tree-vect-transform.c (vectorizable_call): Handle
15403 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15405 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15406 * config/i386/i386.c (enum ix86_builtins)
15407 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15408 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15410 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15411 const using def_builtin_const.
15412 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15413 input operands in the same modes as the result.
15414 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15416 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15418 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15419 (df_set_dead_notes_for_mw): Likewise.
15421 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15423 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15425 2007-06-28 DJ Delorie <dj@redhat.com>
15427 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15429 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15431 * doc/invoke.texi (C++ Dialect Options): Document
15432 fvisibility-ms-compat.
15433 * c.opt (fvisibility-ms-compat): New.
15435 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15438 * tree-affine.c (aff_combination_add_elt): Handle
15439 pointer addition specially.
15441 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15443 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15444 decl is non-external for AIX ABI.
15446 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15448 * config/rs6000/predicates.md (current_file_function_operand):
15449 Ensure the symbol is non-external for AIX ABI.
15451 2007-06-28 Nick Clifton <nickc@redhat.com>
15453 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15454 (fdce, fdse, fpredictive-commoning): Likewise.
15456 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15459 * gcc.c (process_command): Recognize the new -static-libgfortran
15462 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15465 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15466 Use a call clobbered hard reg instead of a pseudo reg.
15468 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15470 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15472 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15475 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15476 REG_LIBCALL and REG_RETVAL notes.
15477 (divsi3, mulsi3): Likewise.
15478 (mulhisi3): Likewise. Use emit_libcall_block.
15479 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15481 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15483 PR rtl-optimization/32481
15484 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15486 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15488 * dce.c (deletable_insn_p_1): New function, split out from...
15489 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15490 specially, not those inside PARALLELs. Remove BODY argument
15491 and adjust recursive call accordingly.
15492 (prescan_insns_for_dce): Update call to delete_insn_p.
15494 2007-06-27 Richard Guenther <rguenther@suse.de>
15496 PR middle-end/32492
15497 * tree.h (fold_convertible_p): Declare.
15498 * fold-const.c (fold_convertible_p): New function.
15499 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15500 instead of lang_hooks.types_compatible_p.
15502 2007-06-26 Jan Hubicka <jh@suse.cz>
15504 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15505 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15506 early use validate_unshare_change.
15507 (reload_combine): Likewise.
15508 * recog.c (change_t): New field unshare.
15509 (validate_change_1): Rename from validate_change; add argument unshare.
15510 (validate_change): Turn into wrapper of validate_change_1; update
15511 prototype for bools.
15512 (validate_unshare_change): New.
15513 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15514 calls of df_insn_rescan.
15515 * recog.h (validate_change): Replace ints by bools.
15516 (validate_unshare_change): Declare.
15518 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15520 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15522 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15524 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15526 2007-06-25 Jan Hubicka <jh@suse.cz>
15528 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15530 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15531 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15532 places other call site specific checks are performed.
15534 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15537 * tree-vect-transform.c (vectorizable_operation): Convert
15538 POINTER_PLUS_EXPR over to PLUS_EXPR.
15540 2007-06-25 Chao-ying Fu <fu@mips.com>
15542 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15543 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15544 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15545 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15547 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15548 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15549 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15550 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15551 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15552 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15553 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15554 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15555 ALL_FIXED_POINT_MODE_P): New define.
15556 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15558 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15560 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15561 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15562 MODE_VECTOR_UACCUM): New mode classes.
15564 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15565 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15566 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15569 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15570 (blank_mode): Initialize ibit and fbit.
15571 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15572 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15574 (new_adjust): Change required_class to required_class_from and
15575 required_class_to for testing within a range.
15576 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15577 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15578 MODE_VECTOR_UACCUM.
15579 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15580 (make_fixed_point_mode): New.
15581 (_ADD_ADJUST): Change C to C1 and C2.
15582 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15583 use a range for machine classes.
15584 (ADJUST_IBIT, ADJUST_FBIT): New.
15585 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15587 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15588 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15589 Emit adjustment for ibit and fbit.
15590 (emit_mode_ibit, emit_mode_fbit): New.
15591 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15593 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15595 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15596 as the source of the set.
15598 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15600 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15601 FP_REGNO_P): Use IN_RANGE.
15602 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15603 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15604 (DATA_REG_P): Use DATA_REGNO_P.
15605 (FP_REG_P): Use FP_REGNO_P.
15606 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15607 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15608 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15610 2007-06-24 Jan Hubicka <jh@suse.cz>
15612 PR middle-end/30563
15613 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15615 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15617 PR middle-end/32461
15618 * fold-const.c (fold_binary): Strip nops of operand 0
15619 of BIT_NOT_EXPR before calling operand_equal_p.
15620 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15621 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15623 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15625 * doc/extend.texi: Document that dllimport and dllexport imply
15626 default visibility.
15627 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15628 imported or exported declaration, including type declarations.
15629 * c-common.c (handle_visibility_attribute): Check for conflicts
15630 with dllimport/dllexport.
15631 (c_determine_visibility): Handle dllimport/dllexport as an
15632 explicit visibility atttribute.
15634 2007-06-23 Richard Guenther <rguenther@suse.de>
15636 PR tree-optimization/16876
15637 PR middle-end/29478
15638 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15640 * tree-inline.c (initialize_inlined_parameters): Do not call
15641 lang_hooks.tree_inlining.convert_parm_for_inlining.
15642 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15643 reason for mismatched types.
15644 * gimplify.c (gimplify_call_expr): Verify the call expression
15645 arguments match the called function type signature. Otherwise
15646 mark the call expression to be not considered for inlining
15647 using CALL_CANNOT_INLINE_P flag.
15648 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15649 edges call expression.
15650 (cgraph_decide_inlining_of_small_function): Likewise.
15651 (cgraph_decide_inlining): Likewise.
15652 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15654 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15655 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15656 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15657 Remove declaration.
15658 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15659 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15661 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15662 convert_parm_for_inlining member.
15664 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15667 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15668 Remove optimization for GT.
15670 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15672 PR middle-end/32437
15673 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15675 (prescan_insns_for_dce): Add extra parameter.
15677 2007-06-23 Jan Hubicka <jh@suse.cz>
15679 PR middle-end/31541
15680 * gimplify.c (mark_addressable): New function.
15681 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15683 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15685 PR middle-end/32374
15686 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15688 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15691 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15692 moves between MMX/SSE registers to at least 8 units to prevent
15693 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15695 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15697 * config/i386/i386.c (override_options): Correct x86_sahf
15700 2007-06-21 David Daney <ddaney@avtrex.com>
15703 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15704 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15705 (exception_receiver): Renamed to ...
15706 (nonlocal_goto_receiver): ... this.
15708 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15710 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15711 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15712 partial register accesses.
15714 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15716 * fold-const.c (debug_fold_checksum): Move it under
15717 ENABLE_FOLD_CHECKING.
15719 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15721 PR middle-end/20623
15722 * tree.h (debug_fold_checksum): Declared.
15723 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15724 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15725 build_fold_addr_expr_with_type_1.
15726 (fold_addr_expr, debug_fold_checksum): New.
15727 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15728 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15729 Use fold_addr_expr.
15731 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15733 PR tree-optimization/19590
15734 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15735 of scev is a constant.
15737 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15739 * df-problems.c (df_note_bb_compute): Made computation of live
15740 info consistent with df_lr.
15742 2007-06-21 Richard Guenther <rguenther@suse.de>
15744 PR tree-optimization/32453
15745 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15746 for pointer anti-range.
15748 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15750 * config/i386/i386.c (processor_target_table): Increase maximum
15751 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15754 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15755 byte alignment if > 8 byte alignment is preferred.
15756 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15758 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15760 PR tree-optimization/31866
15761 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15762 if ASM_EXPR's input is not a SSA_NAME.
15764 PR middle-end/32362
15765 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15766 but decl is a global var, instead return decl.
15767 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15768 even for is_global_var decls, if they are private in some outer
15771 2007-06-21 Richard Guenther <rguenther@suse.de>
15773 PR tree-optimization/32451
15774 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15776 2007-06-21 Christian Bruel <christian.bruel@st.com>
15778 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15779 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15780 (push_regs): Changed saving order or banked registers.
15781 (sh_expand_epilogue): Likewise.
15782 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15783 (FIRST_BANKED_REG): Likewise.
15784 (LAST_BANKED_REG): Likewise.
15785 * config/sh/sh.md (banked) New attribute.
15786 (in_delay_slot): Check banked attribute.
15788 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15790 PR tree-optimization/32075
15791 * tree-data-ref.c (subscript_dependence_tester_1,
15792 analyze_miv_subscript, analyze_overlapping_iterations,
15793 add_distance_for_zero_overlaps, build_classic_dist_vector,
15794 subscript_dependence_tester_1, analyze_overlapping_iterations,
15795 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15796 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15797 to evolution_function_is_affine_multivariate_p.
15799 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15801 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15803 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15806 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15808 * config/m32c/prologue.md (epilogue_exitd_16): New.
15809 (epilogue_reit_16): New.
15810 (epilogue_exitd): Rename to epilogue_exitd_24.
15811 (epilogue_reit): Rename to epilogue_reit_24.
15813 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15814 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15816 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15818 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15819 if dbg_cnt (sched_insn) reaches the limit.
15820 (choose_ready): New parameter INSN_PTR and new return value.
15821 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15822 the new return value from choose_ready.
15823 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15824 (rest_of_handle_global_alloc): New global_alloc_at_func.
15826 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15828 PR tree-optimization/25737
15829 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15830 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15831 * tree-flow.h (struct fieldoff): Add new field alias_set.
15832 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15833 argument addressable_type. Set alias_set of fieldoff.
15834 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15835 (create_overlap_variables_for): Pass alias_set from fieldoff to
15837 * alias.c (get_alias_set): Use alias_set from SFT if set.
15839 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15841 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15842 of a variable as an unsigned HOST_WIDE_INT integer.
15844 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15846 PR rtl-optimization/32405
15847 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15849 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15851 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15853 PR middle-end/31959
15854 * builtins.c: Include diagnostic.h.
15855 (expand_builtin_expect): Make gcc_assert more permissive.
15856 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15858 PR inline-asm/32109
15859 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15862 PR middle-end/32285
15863 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15864 if ACCUMULATE_OUTGOING_ARGS.
15866 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15868 * config/m68hc11/m68hc11.c: Include dataflow header file.
15869 (m68hc11_reorg): Port to dataflow.
15871 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15873 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15874 (struct df_problem.free_blocks_on_set_blocks): New field.
15875 (struct dataflow.optional_p): New field.
15876 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15877 (df_live_set_all_dirty): New function.
15878 * df-scan.c (df_scan_alloc): Initialize optional_p.
15879 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15880 * df-core.c (df_set_blocks): Removed use of
15881 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15882 df_problem.free_blocks_on_set_blocks to determine which blocks are
15884 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15885 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15886 uses dataflow.optional_p to determine if problem should be
15888 (rest_of_handle_df_initialize): Only start live problem if
15890 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15891 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15892 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15893 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15894 problem_NOTE): Initialize free_blocks_on_set_blocks.
15895 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15897 (df_live_set_all_dirty, df_note_alloc): New function.
15898 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15900 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15901 * postreload.c (reload_combine): Ditto.
15902 * cse.c (cse_extended_basic_block): Ditto.
15903 * regmove.c (mark_flags_life_zones): Ditto.
15904 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15905 erase_matching_seqs): Ditto.
15906 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15907 * integrate (allocate_initial_values): Ditto.
15908 * combine.c (reg_dead_at_p): Ditto.
15909 * resource.c (mark_target_live_regs): Ditto.
15910 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15911 * config/sh/sh.c (find_r0_life_regions): Ditto.
15912 * global.c (rest_of_handle_global_alloc): Only add back df_live
15914 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15915 df_live for -O > 1.
15916 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15918 (if_convert): Make sure df_live is there at -O == 1.
15919 (pass_if_after_combine): Cleanup flags.
15920 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15921 is there at -O == 1.
15923 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15925 * config/arm/arm.c (arm_get_frame_offsets): Set
15926 offsets->locals_base to avoid negative stack size.
15927 (thumb1_expand_prologue): Assert on negative stack size.
15929 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15931 PR tree-optimization/32367
15932 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15933 of the chrec has no evolution in that loop.
15934 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15936 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15938 * config/xtensa/xtensa.c: Include "df.h".
15939 (xtensa_builtin_saveregs): Use adjust_address instead of
15941 (xtensa_va_start): Invoke make_tree with sizetype for
15942 expand_builtin_saveregs and then convert the result to a pointer.
15943 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15944 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15945 Subtract argument size from index value as integers and then use
15946 POINTER_PLUS_EXPR to add the result to the array address.
15948 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15951 * config/m32c/m32c.c: Include dataflow header file.
15952 (m32c_emit_prologue): Adjust for prologue insn change.
15953 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15954 once inside a PARALLEL. Assume frame size passed in operand 0
15955 includes space to save the fb register.
15956 (prologue_enter_24): Likewise.
15957 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15959 2007-06-19 David Daney <ddaney@avtrex.com
15962 * config/mips/mips.md (cprestore): Mark $gp as used.
15964 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15967 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15968 (frv_ifcvt_modify_insn): Likewise.
15970 2007-06-19 Richard Guenther <rguenther@suse.de>
15972 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15973 only handle positive offsets that fit in a HOST_WIDE_INT.
15975 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15977 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15978 result of rsqrt insn for zero input argument to avoid NaN.
15980 2007-06-19 Richard Guenther <rguenther@suse.de>
15982 PR middle-end/31950
15983 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15985 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15987 PR tree-optimization/32353
15988 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15990 2007-06-19 Nick Clifton <nickc@redhat.com>
15992 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15994 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15997 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15998 * config/i386/i386.c (assign_386_stack_local): Assert that
15999 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16000 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16001 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16002 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16004 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16006 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16008 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16010 PR rtl-optimization/32321
16011 * gcse.c (replace_store_insn): Update the note before
16012 calling emit_insn_after.
16014 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16016 PR middle-end/32355
16017 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16019 * df-problems.c (df_note_bb_compute): Fix dumping info.
16021 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16023 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16024 insn with emit_jump_insn.
16026 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16028 PR tree-optimization/32383
16029 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16030 * targhooks.h (default_builtin_reciprocal): Update prototype.
16031 * target.h (struct gcc_target): Update builtin_reciprocal.
16032 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16033 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16034 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16035 when fndecl is in BUILT_IN_MD class.
16036 (execute_convert_to_rsqrt): Ditto.
16038 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16039 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16040 Convert BUILT_IN_SQRTF code only when md_fn is false.
16042 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16044 * bt-load.c (move_btr_def): Fix the order of arguments
16045 to validate_replace_rtx.
16047 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16049 * config/m68k/m68k-devices.def: Add 54450..54455.
16051 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16053 PR rtl-optimization/32366
16054 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16055 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16058 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16060 PR middle-end/32349
16061 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16062 this is true, rescan insn being modified.
16063 (sms_schedule): Added rescan parameter.
16064 (rest_of_handle_sms): Moved freeing of dominance info to before
16065 getting out of cfg_layout.
16067 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16069 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16070 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16073 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16074 FL_CF_EMAC from the entry for isac.
16076 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16077 (const_sibcall_operand): New.
16078 (sibcall_operand): Use it.
16079 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16080 (m68k_isas): ISAC does not imply FPU or EMAC.
16081 (override_options): Add ISA_C logic for symbolic jump & call.
16083 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16085 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16086 return mode from the builtin itself.
16087 (sparc_fold_builtin): Fix cast of zero constant.
16089 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16091 * targhooks.c (default_builtin_reciprocal): New default target hook.
16092 * targhooks.h (default_builtin_reciprocal): Add prototype.
16093 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16094 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16095 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16096 default_builtin_reciprocal.
16098 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16100 PR middle-end/31723
16101 * hooks.c (hook_tree_tree_bool_null): New hook.
16102 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16103 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16104 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16105 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16106 and convert it to reciprocal a*rfunc(b).
16107 (execute_convert_to_rsqrt): New function.
16108 (gate_convert_to_rsqrt): New function.
16109 (pass_convert_to_rsqrt): New pass definition.
16110 * target.h (struct gcc_target): Add builtin_reciprocal.
16111 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16112 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16113 TARGET_BUILTIN_RECIPROCAL.
16114 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16116 * config/i386/i386.h (TARGET_RECIP): New define.
16117 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16118 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16119 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16120 and not optimizing for size.
16121 (*rcpsf2_sse): New insn pattern.
16122 (*rsqrtsf2_sse): Ditto.
16123 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16124 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16125 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16126 and not optimizing for size.
16127 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16128 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16129 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16130 and not optimizing for size.
16131 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16132 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16133 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16134 and not optimizing for size.
16135 (*sse_rsqrtv4sf2): Do not export.
16136 (sqrtv4sf2): Ditto.
16137 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16138 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16139 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16140 and not optimizing for size.
16141 (sqrtv4sf2): Ditto.
16142 * config/i386/i386.opt (mrecip): New option.
16143 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16144 (ix86_emit_swsqrtsf): Ditto.
16145 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16146 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16147 builtin definition.
16148 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16149 ix86_expand_unop1_builtin.
16150 (ix86_emit_swdivsf): New function.
16151 (ix86_emit_swsqrtsf): Ditto.
16152 (ix86_builtin_reciprocal): New function.
16153 (TARGET_BUILTIN_RECIPROCAL): Use it.
16154 (ix86_vectorize_builtin_conversion): Rename from
16155 ix86_builtin_conversion.
16156 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16157 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16158 "i386 and x86_64 Options" section.
16159 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16161 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16162 Zdenek Dvorak <dvorakz@suse.cz>
16163 Richard Guenther <rguenther@suse.de>
16164 Kaz Kojima <kkojima@gcc.gnu.org>
16166 * tree-vrp.c (compare_values_warnv): Convert val2 to
16168 (extract_range_from_assert): Create
16169 POINTER_PLUS_EXPR for pointer types.
16170 (extract_range_from_binary_expr): Handle
16171 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16173 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16174 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16175 POINTER_PLUS_EXPR as PLUS_EXPR.
16176 (number_of_iterations_lt_to_ne):
16177 For pointer types, use sizetype when
16178 creating MINUS_EXPR/PLUS_EXPRs.
16179 (assert_loop_rolls_lt): For pointer types, use sizetype when
16180 creating MINUS_EXPR/PLUS_EXPRs.
16181 (number_of_iterations_le): Likewise.
16182 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16183 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16184 like PLUS_EXPR and MINUS_EXPR.
16185 * tree-pretty-print.c (dump_generic_node): Handle
16187 (op_prio): Likewise.
16188 (op_symbol_1): Likewise.
16189 * optabs.c (optab_for_tree_code): Likewise.
16190 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16192 * tree-tailcall.c (process_assignment): Mention
16193 POINTER_PLUS_EXPR in a TODO comment.
16194 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16195 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16196 not used with a pointer and an integer type.
16197 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16198 increment using chrec_convert_rhs instead of chrec_convert.
16199 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16200 PLUS_EXPR except for the right hand side's type will be
16202 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16203 (fold_used_pointer_cast): Kill.
16204 (pointer_offset_p): Kill.
16205 (fold_used_pointer): Kill.
16206 (pointer_used_p): Kill.
16207 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16208 call fold_used_pointer.
16209 (instantiate_parameters_1): Convert the increment
16210 using chrec_convert_rhs instead of chrec_convert.
16211 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16212 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16213 instead of PLUS_EXPR.
16214 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16215 PLUS_EXPR for pointers.
16216 (std_gimplify_va_arg_expr): Likewise.
16217 (fold_builtin_memory_op): Likewise.
16218 (fold_builtin_strstr): Likewise.
16219 (fold_builtin_strchr): Likewise.
16220 (fold_builtin_strrchr): Likewise.
16221 (fold_builtin_strpbrk): Likewise.
16222 (expand_builtin_memory_chk): Likewise.
16223 (fold_builtin_memory_chk): Likewise.
16224 (std_expand_builtin_va_start): Use
16225 sizetype for the call to make_tree and then convert
16226 to the pointer type.
16227 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16228 instead of PLUS_EXPR for adding to a pointer.
16229 (std_gimplify_va_arg_expr): Use fold_build2 for
16230 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16231 the operands to sizetype first and then cast the BIT_AND_EXPR
16232 back to the pointer type.
16233 * fold-const.c (build_range_check): Handle pointer types
16235 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16236 of PLUS_EXPR's. Make sure the offset is converted to
16238 (try_move_mult_to_index): Strip the NOPs from the offset.
16239 Remove code argument and replace all uses with PLUS_EXPR.
16240 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16241 specially. Don't use a pointer type for MINUS_EXPR.
16242 (fold_unary): Handle for (T1)(X op Y),
16243 only p+ as that is the only as that can be handled for
16244 binary operators now.
16245 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16247 <case PLUS_EXPR>: Add folding of PTR+INT into
16249 Don't call try_move_mult_to_index.
16250 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16251 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16252 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16253 Don't call try_move_mult_to_index.
16254 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16255 (tree_expr_nonzero_p): Likewise.
16256 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16257 of PLUS_EXPR for the complex expression folding.
16258 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16259 first chrec is a pointer type, then the second should
16260 be sizetype and not the first's type.
16261 For POINTER_PLUS_EXPR, use a different right hand side type.
16262 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16263 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16264 different right hand side type.
16265 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16266 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16267 instead of PLUS_EXPR.
16268 When either operand is zero, convert the other operand.
16269 (chrec_apply): Use chrec_convert_rhs
16270 on the argument x instead of chrec_convert.
16271 (reset_evolution_in_loop): For pointer types, the new_evol
16272 should be sizetype.
16273 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16274 different right hand side type.
16275 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16276 (chrec_convert_rhs): New function.
16277 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16278 different right hand side type.
16279 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16280 * tree-chrec.h (chrec_convert_rhs): New prototype.
16281 (build_polynomial_chrec): For pointer types, the right hand
16282 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16283 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16284 Remove subtraction case as it is always addition now.
16285 Make sure the offset is converted to sizetype.
16286 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16287 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16288 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16289 PLUS_EXPR in pointer type.
16290 Handle POINTER_PLUS_EXPR.
16291 (tree_to_aff_combination): Likewise.
16292 (force_expr_to_var_cost): Likewise.
16293 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16294 instead of PLUS_EXPR for pointers.
16295 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16296 instead of PLUS_EXPR of pointer types.
16297 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16299 (check_va_list_escapes): Likewise.
16300 (check_all_va_list_escapes): Likewise.
16301 * dwarf2out.c (loc_descriptor_from_tree_1):
16302 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16303 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16304 (string_constant): Likewise.
16305 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16306 the offset to the base, use POINTER_PLUS_EXPR.
16307 (add_to_parts): Convert the index to sizetype.
16308 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16309 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16310 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16311 Offset only holds something for PLUS_EXPR.
16312 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16314 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16316 (analyze_accesses_for_modify_stmt): Likewise.
16317 Remove comment about the type being integral type as it is
16319 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16321 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16323 Correct the type which the artimentic is done in (is now
16326 * tree-data-ref.c (split_constant_offset): Handle
16328 * tree-affine.c (tree_to_aff_combination): Likewise.
16329 * c-typeck.c (build_unary_op): For pointers create the increment
16330 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16332 * gimplify.c (gimplify_self_mod_expr): Create a
16333 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16334 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16335 * tree.def (POINTER_PLUS_EXPR): New tree code.
16336 * tree-predcom.c (ref_at_iteration): If we have a pointer
16337 type do the multiplication in sizetype.
16338 * tree-mudflap.c (mf_xform_derefs_1): Create a
16339 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16340 * tree-ssa-forwprop.c
16341 (forward_propagate_addr_into_variable_array_index):
16342 Don't expect there to be a cast for the index as that
16343 does not exist anymore.
16344 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16345 instead of PLUS_EXPR.
16346 Don't check for the first operand of the POINTER_PLUS_EXPR
16347 was the index as it cannot be.
16348 Call forward_propagate_addr_into_variable_array_index with
16349 the SSA_NAME instead of the statement.
16350 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16351 (compare_constant): Likewise.
16352 (copy_constant): Likewise.
16353 (compute_reloc_for_constant): Likewise.
16354 (output_addressed_constants): Likewise.
16355 (initializer_constant_valid_p): Likewise.
16356 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16357 Convert the MIN/MAX of the inner type to the outer
16358 type before comparing them.
16359 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16360 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16361 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16362 of PLUS_EXPR for pointers.
16363 * tree-inline.c (estimate_num_insns_1): Handle
16365 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16366 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16367 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16368 instead of PLUS_EXPR for the pointer increment statement.
16369 (vect_update_ivs_after_vectorizer): For pointer types, create
16370 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16371 MULT_EXPR in sizetype.
16372 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16374 * tree-object-size.c (plus_expr_object_size): Handle
16375 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16376 code which is trying to figure out which side is a pointer and
16378 (check_for_plus_in_loops_1): Likewise.
16379 (check_for_plus_in_loops): Likewise.
16380 * c-common.c (pointer_int_sum): Create a
16381 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16382 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16383 only POINTER_PLUS_EXPR. Removing all the extra
16384 code which is trying to figure out which side is a pointer and
16386 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16387 PLUS_EXPR and MINUS_EXPR.
16388 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16390 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16391 with make_tree, instead of a pointer type.
16392 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16393 for pointers instead of PLUS_EXPR.
16394 (s390_gimplify_va_arg): Likewise.
16395 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16396 instead of PLUS_EXPR when doing addition on pointer
16397 types. Use sizetype for the second operand.
16398 (spu_gimplify_va_arg_expr): Likewise.
16399 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16400 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16401 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16402 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16403 for the pointer addition and also use size_int/sizetype
16405 (ix86_gimplify_va_arg): Likewise.
16406 Perform BIT_AND_EXPR on sizetype arguments.
16407 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16408 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16409 for the pointer additions and also use size_int for the offsets.
16410 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16411 additions and also use size_int for the offsets. Perform
16412 BIT_AND_EXPR on sizetype arguments.
16413 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16414 POINTER_PLUS_EXPR for pointers and create the
16415 BIT_AND_EXPR in sizetype.
16416 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16417 instead of PLUS_EXPR for pointer addition.
16418 (rs6000_va_start): Likewise.
16419 Also use sizetype for the offset.
16420 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16421 as PLUS_EXPR/MINUS_EXPR.
16422 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16423 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16424 Don't use BIT_AND_EXPR on a pointer type, convert the
16425 expression to sizetype first.
16426 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16428 (mips_gimplify_va_arg_expr): Likewise.
16429 Don't create BIT_AND_EXPR in a pointer type.
16431 2007-06-15 Eric Christopher <echristo@apple.com>
16433 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16434 (x86_64-*-darwin*): Ditto.
16435 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16438 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16440 * doc/extend.texi: Document behavior of __attribute__((aligned))
16443 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16445 * rtlanal.c (note_stores): Improve documentation.
16447 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16449 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16450 LOCAL_LABEL_PREFIX): Delete.
16451 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16452 (bfin_internal_label): Delete.
16454 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16456 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16457 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16458 otherwise define to LIBGCC2_TF_CEXT.
16459 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16460 (LIBGCC_TF_CEXT): Ditto.
16463 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16465 PR rtl-optimization/32339
16466 * df-scan.c (df_uses_record): Don't modify flags but just add to
16467 it for df_ref_record.
16469 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16471 * tree-mudflap.c: Fix whitespace issues.
16473 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16475 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16477 2007-06-14 Eric Christopher <echristo@apple.com>
16479 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16480 (movv4sf): Use gcc_unreachable instead of abort.
16482 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16485 * config/i386/sfp-machine.h (CMPtype): New define.
16486 (mach stubs): Use CMPtype instead of int as a return type.
16488 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16490 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16491 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16492 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16493 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16494 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16495 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16496 config/soft-fp/soft-fp.h: Update from glibc CVS.
16498 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16500 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16502 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16505 * config/v850/v850.c: Include dataflow header file.
16506 (substitute_ep_register): Fix typo.
16508 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16510 * configure.ac: Fix earlier checkin.
16511 * configure: Regenerated.
16513 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16515 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16516 * aclocal.m4: Regenerate.
16517 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16518 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16519 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16520 * configure: Regenerate.
16521 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16523 * Makefile.in (quickstrap): Build libgcc too.
16525 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16527 * configure.ac: Add --enable-checking=df. Explicitly mention that
16528 the variables are initialized as for "release".
16529 * df-core.c: Use it.
16530 * configure: Regenerate.
16531 * config.in: Regenerate.
16533 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16535 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16536 validate_replace_rtx instead of replace_rtx.
16537 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16539 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16541 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16542 (DWARF2_UNWIND_INFO): Override default if configured with
16544 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16545 (ENDFILE_SPEC): Add crtend.o.
16546 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16547 (ENDFILE_SPEC): Add crtend.o.
16548 (TARGET_USE_JCR_SECTION): Define.
16549 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16551 * config/i386/cygming-crtbegin.c: New file.
16552 * config/i386/cygming-crtend.c: New file.
16554 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16556 * config/i386/w32-unwind.h: New file.
16558 2007-06-13 Eric Christopher <echristo@apple.com>
16560 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16561 the user set a value below STACK_BOUNDARY.
16563 2007-06-13 Thiemo Seufer <ths@networkno.de>
16565 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16566 imply -lpthread for -pthread.
16568 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16570 * basic-block.h: Remove the prototype for
16571 free_basic_block_vars.
16572 * cfglayout.h: Remove the prototype for
16573 insn_locators_initialize.
16574 * tree.h: Remove the prototype for emit_line_note.
16576 * tree-ssa-pre.c (mergephitemp): Remove.
16577 (init_pre): Don't use mergephitemp.
16579 2007-06-13 Eric Christopher <echristo@apple.com>
16581 * config/i386/i386.c (override_options): If we've specified
16582 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16584 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16586 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16589 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16591 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16592 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16593 (eh_store_handler): New pattern.
16594 (eh_return): Emit it instead of a plain move.
16596 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16598 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16599 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16600 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16603 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16605 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16606 (find_next_insn_start, find_load): New functions.
16607 (bfin_reorg): Use them to deal with the fact that parallel insns are
16608 no longer represented as a SEQUENCE.
16610 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16612 * config/sparc/sparc.c (sparc_override_options): Initialize
16613 fpu mask correctly.
16615 2007-06-13 Dave Korn <dave.korn@artimi.com>
16617 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16619 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16621 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16622 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16623 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16624 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16625 tree-vect-transform.c: Fix comment typos. Follow spelling
16628 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16630 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16631 to the exit block use set.
16632 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16633 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16634 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16636 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16638 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16639 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16640 to indicate an error.
16641 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16643 (dbg_cnt_process_opt): Print an error on a bad argument.
16644 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16645 * common.opt (-fdbg-cnt-list): New.
16646 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16648 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16650 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16651 flag on ref-all pointers.
16653 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16655 PR middle-end/31579
16656 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16657 for the offset with the modifier as EXPAND_INITIALIZER
16658 if the modifier is EXPAND_INITIALIZER.
16659 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16660 a register if we had an overflow.
16662 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16664 * real.c (real_isfinite): New.
16665 (real_sqrt): Use it.
16666 * real.h (real_isfinite): New.
16667 * builtins.c: Use it.
16669 2007-06-12 Ian Lance Taylor <iant@google.com>
16670 Daniel Berlin <dberlin@dberlin.org>
16673 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16674 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16675 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16676 (DECL_NO_TBAA_P): Define.
16677 (struct tree_decl_common): Add no_tbaa_flag field.
16678 * tree-ssa-structalias.c (struct variable_info): Add
16679 no_tbaa_pruning field.
16680 (new_var_info): Initialize no_tbaa_pruning field.
16681 (unify_nodes): Copy no_tbaa_pruning field.
16682 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16683 (dump_solution_for_var): Print no_tbaa_pruning flag.
16684 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16686 (compute_tbaa_pruning): New static function.
16687 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16688 Call compute_tbaa_pruning.
16689 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16690 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16691 * gimple-low.c (lower_stmt): Likewise.
16692 * tree-gimple.c (is_gimple_stmt): Likewise.
16693 * tree-ssa-operands.c (get_expr_operands): Likewise.
16694 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16695 * tree-inline.c (estimate_num_insns_1): Likewise.
16696 (copy_result_decl_to_var): Likewise.
16697 * expr.c (expand_expr_real_1): Likewise.
16698 * tree-pretty-print.c (dump_generic_node): Likewise.
16699 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16700 * omp-low.c (omp_copy_decl_2): Likewise.
16701 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16702 * doc/c-tree.texi (Expression trees): Document
16703 CHANGE_DYNAMIC_TYPE_EXPR.
16705 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16707 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16708 with !HONOR_NANS and !HONOR_INFINITIES.
16709 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16711 2007-06-12 Tristan Gingold <gingold@adacore.com>
16713 * gcov.c: Comments updated.
16714 (source_info): Add file_time field.
16715 (source_index): New variable.
16716 (mutiple_files): New variable.
16717 (generate_results): New function extracted from process_file.
16718 (process_file): Save and restore chain of functions, generate
16719 results and free structures only if not merging results.
16720 (release_structures): File names are now freed in create_file_names
16721 (create_file_names): Free previous file names.
16722 (find_source): File date is now read here and modifications in
16723 source files is checked here.
16724 (read_graph_file): Only reverse order of functions for the current
16726 (make_gcov_file_name): Do not generate long names if input_name is
16728 (output_lines): If merging results do not display graph, data and
16730 Checking source file modification is done in find_source.
16732 * doc/gcov.texi: Append an s to sourcefile.
16734 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16736 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16737 (forced_nop): New pattern.
16738 * config/bfin/bfin.c: Include "df.h".
16739 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16740 (bfin_discover_loop): Use df_get_live_in instead of
16741 global_live_at_start.
16742 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16743 df_analyze when done.
16744 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16745 the insns. Use QImode for the final insn in a bundle. Call
16746 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16748 (reorder_var_tracking_notes): New function.
16749 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16750 update_life_info. Call df_analyze after scheduling and bundle
16751 generation. Call reorder_var_tracking_notes if generating these
16752 notes. Call df_finish_pass at the end.
16754 2007-06-12 Dirk Mueller <dmueller@suse.de>
16756 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16757 a comparison, not an assignment.
16759 2007-06-12 Olivier Hainque <hainque@adacore.com>
16761 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16762 Request walking the subtrees only, leaving the current is_lhs/val_only
16764 (convert_non_local_reference): Likewise.
16766 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16768 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16770 2007-06-12 Richard Guenther <rguenther@suse.de>
16772 PR tree-optimization/15353
16773 PR tree-optimization/31657
16774 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16775 * timevar.def: Add TV_TREE_IFCOMBINE.
16776 * tree-pass.h (pass_tree_ifcombine): Declare.
16777 * tree-ssa-ifcombine.c: New file.
16778 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16779 * tree-flow.h (blocks_in_phiopt_order): Declare.
16780 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16781 (tree-ssa-ifcombine.o): New dependencies.
16783 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16785 PR rtl-optimization/32293
16786 * combine.c (simplify_if_then_else): Truncate return from
16787 nonzero_bits() to correct mode.
16789 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16791 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16792 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16794 2007-06-11 Diego Novillo <dnovillo@google.com>
16796 * Makefile.in (reload1.o-warn): Remove.
16798 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16800 * combine.c (subst): Use reg_overlap_mentioned_p
16801 instead of comparing register numbers directly.
16803 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16805 * reload1.c (mark_home_live_1): Use the mode parameter.
16807 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16809 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16810 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16812 * df-core.c: Ditto.
16814 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16816 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16818 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16820 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16821 from integer registers.
16822 (FP mode splitters): Handle TFmode.
16824 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16826 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16827 for ref-all pointers that point-to anything.
16829 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16831 * config/arm/arm.c (arm_output_dwarf_dtprel,
16832 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16834 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16836 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16837 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16840 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16842 * tree.c (signed_or_unsigned_type_for): New.
16843 (unsigned_type_for): Use signed_or_unsigned_type_for.
16844 (signed_type_for): Use signed_or_unsigned_type_for.
16845 * tree.h (signed_or_unsigned_type_for): New.
16846 (get_signed_or_unsigned_type): Remove.
16847 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16848 lang_hooks.types.signed_type
16849 (size_diffop): Likewise.
16850 (all_ones_mask_p): Likewise.
16851 (build_range_check): Likewise.
16852 (fold_cond_expr_with_comparison): Likewise.
16853 (fold_cond_expr_with_comparison): Likewise.
16854 (unextend): Likewise.
16855 (extract_muldiv_1): Likewise.
16856 (fold_single_bit_test_into_sign_test): Likewise.
16857 (fold_binary): Likewise.
16858 (fold_ternary): Likewise.
16859 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16860 instead of get_signed_or_unsigned_type.
16861 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16862 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16863 * expr.c (signed_or_unsigned_type_for): Use
16864 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16865 * langhooks.c (get_signed_or_unsigned_type): Remove.
16866 (lhd_signed_or_unsigned_type): Remove.
16867 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16868 signed_or_unsigned_type.
16869 (lhd_signed_or_unsigned_type): Remove.
16870 * expmed.c (make_tree): Use signed_type_for instead of
16871 lang_hooks.types.signed_type.
16872 * c-common.c (same_scalar_type_ignoring_signedness): Use
16873 c_common_signed_type instead of lang_hooks.types.signed_type.
16874 (c_common_unsigned_type): New.
16875 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16876 (shorten_compare): Use c_common_unsigned_type instead of
16877 c_common_signed_or_unsigned_type.
16878 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16880 * convert.c (convert_to_integer): Use signed_type_for instead of
16881 lang_hooks.types.signed_type.
16882 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16883 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16884 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16885 * c-format.c (check_format_types): Use c_common_unsigned_type
16886 instead of unsigned_type_for.
16887 * c-decl.c (groakdeclarator): Likewise.
16888 * c-typeck.c (convert_for_assignment): Likewise.
16889 * c-common.h (c_common_unsigned_type): New.
16891 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16894 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16895 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16897 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16899 PR middle-end/32279
16900 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16901 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16903 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16904 Sebastian Pop <sebpop@gmail.com>
16906 * lambda-code.c (remove_iv): New.
16907 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16909 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16911 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16912 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16913 * tree-ssa-loop-prefetch.c: Include optabs.h.
16914 (FENCE_FOLLOWING_MOVNT): New macro.
16915 (struct mem_ref): Add independent_p and storent_p fields.
16916 (record_ref): Initalize the new fields.
16917 (gather_memory_references_ref): Return true if the reference
16919 (gather_memory_references): Check whether all memory accesses
16920 in loop were recorded.
16921 (should_issue_prefetch_p): Return false for nontemporal stores.
16922 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16923 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16924 (determine_loop_nest_reuse): Detect independent memory references.
16925 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16926 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16927 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16928 * config/i386/i386.h (x86_mfence): Declare.
16929 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16930 * config/i386/i386.c (x86_mfence): New variable.
16931 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16933 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16934 * optabs.c (init_optabs): Initialize storent_optab.
16935 * optabs.h (enum optab_index): Add OTI_storent.
16936 (storent_optab): Declare.
16937 * genopinit.c (optabs): Add initialization for storent_optab.
16938 * tree.h (MOVE_NONTEMPORAL): New macro.
16939 * expr.c (expand_assignment, store_expr, store_constructor_field,
16940 store_constructor, store_field, expand_expr_real_1): Propagate
16941 nontemporality of the expanded store.
16942 (emit_storent_insn): New function.
16943 * expr.h (expand_assignment, store_expr): Declaration changed.
16944 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16945 to expand_assignment.
16946 * stmt.c (expand_asm_expr): Ditto.
16947 * calls.c (initialize_argument_information): Pass false as
16948 nontemporality to store_expr.
16949 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16952 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16954 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16956 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16958 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16960 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16961 and allow DECL_P here.
16963 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16965 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16966 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16967 track of the size of the expression.
16968 * cfghooks.c (merge_blocks): Remove block from loops structure only
16969 after call of the merge_blocks hook.
16971 2007-06-09 Tom Tromey <tromey@redhat.com>
16973 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16974 (deprecated_state): Removed.
16975 (start_decl): Update.
16976 (enum deprecated_states): Moved earlier.
16977 (groktypename): Update.
16978 (push_parm_decl): Likewise.
16979 (grokfield): Likewise.
16980 (start_function): Likewise.
16982 2007-06-09 Ian Lance Taylor <iant@google.com>
16984 PR tree-optimization/32169
16985 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16986 CONVERT_EXPR, check whether min and max both converted to an
16987 overflow infinity representation.
16989 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16991 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16992 not inserted on the edge.
16994 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16996 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16997 instructions if they are supported.
16998 (__divsi3, __umodsi3, __modsi3): Likewise.
16999 (__ashldi3, __ashrdi3, __lshrdi3): New.
17000 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17002 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17003 Tony Linthicum <tony.linthicum@amd.com>
17005 * doc/invoke.texi: Add fvect-cost-model flag.
17006 * common.opt (fvect-cost-model): New flag.
17007 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17008 cost fields in stmt_vec_info struct for STMT.
17009 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17010 fields in stmt_vec_info struct and access functions for the same.
17011 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17012 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17013 load, store and vector to scalar operation.
17014 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17015 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17016 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17017 (TARG_VEC_STORE_COST): Define cost of vector store.
17018 (vect_estimate_min_profitable_iters): Define new function.
17019 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17020 check to evaluate if loop iterations are less than minimum profitable
17021 iterations determined by cost model or minimum vect loop bound defined
17022 by user, whichever is more conservative.
17023 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17024 run-time check to evaluate if loop iterations are less than minimum
17025 profitable iterations determined by cost model or minimum vect loop
17026 bound defined by user, whichever is more conservative.
17027 (vect_estimate_min_profitable_iterations): New function to estimate
17028 mimimimum iterartions required for vector version of loop to be
17029 profitable over scalar version.
17030 (vect_model_reduction_cost): New function.
17031 (vect_model_induction_cost): New function.
17032 (vect_model_simple_cost): New function.
17033 (vect_cost_strided_group_size): New function.
17034 (vect_model_store_cost): New function.
17035 (vect_model_load_cost): New function.
17036 (vectorizable_reduction): Call vect_model_reduction_cost during
17038 (vectorizable_induction): Call vect_model_induction_cost during
17040 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17041 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17042 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17043 vectorizable_promotion, vectorizable_demotion): Call
17044 vect_model_simple_cost during analysis phase.
17046 2007-06-08 Simon Baldwin <simonb@google.com>
17048 * reg-stack.c (get_true_reg): Readability change. Moved default case
17049 label into direct switch statement scope.
17051 2007-06-08 Simon Baldwin <simonb@google.com>
17053 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17054 in gcc_assert() with '==' comparison.
17056 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17058 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17059 TARGET_ABM handling of x86_popcnt variable.
17061 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17063 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17064 __builtin_copysignq and __builtin_infq built-in functions.
17066 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17068 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17069 SSE4.2 section. Correct built-in function names in SSE4A section.
17071 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17073 PR tree-optimization/32243
17074 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17075 for ncopies after ratio check between nunits_out and nunits_in.
17076 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17078 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17080 PR tree-optimization/32224
17081 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17082 vectorization upon a non GIMPLE_MODIFY_STMT.
17084 2007-06-08 Christian Bruel <christian.bruel@st.com>
17087 * config/sh/sh.md (doloop_end): New pattern and splitter.
17088 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17090 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17092 PR middle-end/32209
17093 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17095 (verify_dominators): Do not change dominance tree.
17097 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17099 * config/sh/constraints.md: New file.
17100 * config/sh/sh.c: Include tm-constrs.h.
17101 (reg_class_from_letter): Remove.
17102 (prepare_cbranch_operands): Use satisfies_constraint_*
17103 function instead of macro.
17104 (andcosts, broken_move, sh_secondary_reload): Likewise.
17105 * config/sh/predicates.md (trapping_target_operand): Likewise.
17106 (and_operand, arith_operand, arith_reg_or_0_operand,
17107 cmp_operand, logical_operand, target_operand,
17108 ua_address_operand, ua_offset, xor_operand): Likewise.
17109 * config/sh/sh.md: Include constraints.md.
17110 (*movsicc_t_false): Use satisfies_constraint_* function
17112 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17113 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17114 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17115 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17116 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17117 (REG_CLASS_FROM_CONSTRAINT): Remove.
17118 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17119 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17120 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17121 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17122 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17123 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17124 function instead of macro.
17125 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17126 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17127 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17128 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17129 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17130 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17131 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17132 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17133 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17134 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17135 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17136 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17137 EXTRA_CONSTRAINT_STR): Likewise.
17138 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17140 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17142 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17144 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17147 * c-common.h (flag_cpp0x): Replaced by...
17148 (cxx_dialect): ... this new variable specifying the C++ dialect that
17150 * c-common.c (flag_cpp0x): Removed.
17151 (cxx_dialect): Defined.
17152 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17154 * c-opts.c (c_common_post_options): Likewise.
17155 (set_std_cxx98): Set cxx_dialect to cxx98.
17156 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17158 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17159 Hui-May Chang <hm.chang@apple.com>
17161 * doc/invoke.texi (Darwin Options): Update documentation for
17162 -mmacosx-version-min.
17163 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17164 * config/darwin-driver.c: New file.
17165 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17166 * config/t-darwin (darwin-driver.o): New rule.
17168 * config/darwin-c.c (version_as_macro): Ignore low digit.
17170 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17172 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17173 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17174 (CSGNMODE): New mode macro.
17175 (CSGNVMODE): New mode attribute.
17176 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17177 expander using CSGNMODE mode macro. Handle TFmode.
17178 (copysign<mode>3_const): Rename from copysignsf3_const and
17179 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17181 (copysign<mode>3_var): Rename from copysignsf3_var and
17182 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17184 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17185 mode macro. Handle TFmode.
17186 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17187 (iortf3, *iortf3): Ditto.
17188 (xortf3, *xortf3): Ditto.
17189 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17190 TFmode and TImode masks.
17191 (ix86_expand_copysign): Expand TFmode copysign insn.
17192 (IX86_BUILTIN_INFQ): New.
17193 (IX86_BUILTIN_FABSQ): Ditto.
17194 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17195 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17196 [__builtin_fabsq]: Ditto.
17197 [__builtin_copysignq]: Ditto.
17198 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17199 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17200 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17201 ix86_expand_binop_builtin().
17203 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17205 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17207 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17210 * rtl.h (push_to_sequence2): New.
17211 * emit-rtl.c (push_to_sequence2): New.
17212 * function.c (assign_parm_data_all): Add new fields.
17213 (assign_parm_setup_block): Call push_to_sequence2 instead of
17215 (assign_parm_setup_reg): Ditto.
17216 (assign_parm_setup_stack): Ditto.
17217 (assign_parms_unsplit_complex): Ditto.
17218 (assign_parms): Change field name.
17220 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17222 PR tree-optimization/32220
17223 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17224 phi node is reached before defining statement.
17226 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17229 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17230 after changing the right hand side of the assignment.
17232 2007-06-06 Eric Christopher <echristo@apple.com>
17234 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17235 (x86_64-*-darwin*): Ditto.
17236 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17237 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17239 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17241 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17242 coding conventions.
17243 (add_key): Likewise.
17244 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17245 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17247 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17249 (add_cost_one_coalesce): Likewise.
17250 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17251 variable names. Rename orig to orig_name for consistency.
17252 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17253 coding conventions.
17254 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17256 (record_equivalences_from_stmt): Likewise.
17257 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17258 the coding conventions.
17259 (memory_ssa_name_same): Likewise.
17260 (dse_optimize_stmt): Likewise.
17261 (dse_record_phis): Likewise.
17262 (dse_finalize_block): Likewise.
17263 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17264 keywords as variable names.
17265 (may_move_till): Cast according to the coding conventions.
17266 (force_move_till_expr): Avoid using C++ keywords as variable names.
17267 (force_move_till): Cast according to the coding conventions.
17268 (memref_hash): Likewise.
17269 (memref_eq): Likewise.
17270 (gather_mem_refs_stmt): Likewise.
17271 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17272 using C++ keywords as variable names.
17273 (idx_find_step): Cast according to the coding conventions.
17274 (idx_record_use): Likewise.
17275 (find_depends): Likewise.
17276 (prepare_decl_rtl): Likewise.
17277 (mbc_entry_hash): Likewise.
17278 (mbc_entry_eq): Likewise.
17279 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17280 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17281 (idx_infer_loop_bounds): Cast according to the coding conventions.
17282 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17283 * tree-ssa-math-opts.c (occ_new ): Likwise.
17284 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17286 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17288 (add_use_op): Likewise.
17289 (add_vop): Likewise.
17290 (add_vuse_op): Likewise.
17291 (add_vdef_op): Likewise.
17292 (get_expr_operands): Likewise.
17293 (push_stmt_changes): Use type safe memory macros.
17294 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17295 keywords as variable names.
17296 (conditional_replacement): Likewise.
17297 (minmax_replacement): Likewise.
17298 (abs_replacement): Likewise.
17299 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17300 coding conventions.
17301 (insert_fake_stores): Avoid using C++ keywords as variable names.
17302 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17304 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17305 (heapvar_insert): Use type safe memory macros.
17306 (new_var_info): Cast according to the coding conventions.
17307 (new_constraint): Likewise.
17308 (remove_preds_and_fake_succs): Use type safe memory macros.
17309 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17311 (thread_single_edge): Likewise.
17312 (thread_through_loop_header): Likewise.
17314 2007-06-06 Eric Christopher <echristo@apple.com>
17316 * config/i386/i386.c (override_options): Move handling
17317 of TARGET_SUBTARGET* earlier.
17319 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17321 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17324 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17326 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17327 emited outside of basic block.
17328 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17329 the created blocks.
17330 * rtl.h (delete_insn_chain): Declaration changed.
17331 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17333 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17334 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17335 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17336 to delete_insn_chain.
17337 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17338 do not have bb field set.
17339 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17341 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17342 * cfgcleanup.c (try_optimize_cfg): Ditto.
17344 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17346 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17347 (lambda_body_vector_new): Use type safe memory macros.
17348 (lambda_linear_expression_new): Likewise.
17349 (lambda_loopnest_new): Likewise.
17350 (lambda_lattice_new): Likewise.
17351 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17352 conventions. Use type safe memory macros.
17353 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17354 (lambda_body_vector_s): Likewise.
17355 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17356 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17358 2007-06-06 Richard Guenther <rguenther@suse.de>
17360 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17361 if we need to schedule cfg_cleanup.
17362 (tree_ssa_forward_propagate_single_use_vars): Do so.
17364 2007-06-06 Ian Lance Taylor <iant@google.com>
17366 * fold-const.c (merge_ranges): If range_successor or
17367 range_predecessor fail, just return 0.
17369 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17371 PR tree-optimization/32216
17372 * tree-vectorizer.c (supportable_widening_operation): Determine
17373 signedness of FIX_TRUNC_EXPR from output operand.
17374 (supportable_narrowing_operation): Ditto.
17375 * tree-vect-generic.c (expand_vector_operations_1): Determine
17376 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17377 from input operand.
17379 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17381 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17382 (struct pta): ...from here. Change flags to unsigned to avoid
17383 excessive casting (as it is used as a bit mask).
17384 (override_options): Add casts according to the coding convenventions.
17385 (x86_64_elf_unique_section): Likewise.
17386 (examine_argument): Avoid using C++ keywords as variable names.
17387 (construct_container): Likewise.
17388 (legitimize_pic_address): Likewise.
17389 (get_dllimport_decl): Cast according to the coding conventions. Use
17390 type safe memory macros.
17391 (legitimize_address): Cast according to the coding conventions.
17392 (emit_i387_cw_initialization): Corrected the type of slot to enum
17394 (ix86_init_machine_status): Use type safe memory macros.
17395 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17396 (bdesc_pcmpistr): Likewise.
17397 (bdesc_crc32): Likewise.
17398 (bdesc_sse_3arg): Likewise.
17399 (bdesc_2arg): Likewise.
17400 (bdesc_1arg): Likewise.
17401 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17402 (ix86_expand_sse_pcmpistr): Likewise.
17403 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17404 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17405 int to match the langhook definition.
17406 (ix86_builtin_conversion): Change the type of code to unsigned init to
17407 match the langhook definition.
17408 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17410 (ix86_preferred_output_reload_class): Likewise.
17411 (ix86_cannot_change_mode_class): Likewise.
17412 (ix86_memory_move_cost): Likewise.
17413 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17414 avoid excessive casting later on.
17415 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17417 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17419 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17420 as flags setting insn.
17421 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17423 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17425 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17426 (UNSPEC_ROUND): New.
17427 ("sse4_1_round<mode>2"): New insn pattern.
17428 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17430 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17431 expander using SSEMODEF mode macro. Expand using
17432 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17433 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17434 expander using SSEMODEF mode macro. Expand using
17435 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17436 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17437 expander using SSEMODEF mode macro. Expand using
17438 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17439 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17440 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17441 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17444 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17445 Sebastian Pop <sebpop@gmail.com>
17447 * lambda.h (build_linear_expr): New.
17448 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17449 Use build_linear_expr, call fold and force_gimple_operand.
17450 (lambda_loopnest_to_gcc_loopnest): Check that there is
17451 something to insert.
17452 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17454 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17456 PR preprocessor/23479
17457 * doc/extend.texi: Document the 0b-prefixed binary integer
17458 constant extension.
17460 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17462 PR tree-optimization/32215
17463 * tree-vectorizer.c (supportable_widening_operation): Return false
17464 for unsupported FIX_TRUNC_EXPR tree code.
17465 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17467 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17469 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17470 register on SPE targets. Change documentation to reflect
17472 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17473 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17474 out of the register allocation pool.
17475 (rs6000_reg_live_or_pic_offset_p): New function.
17476 (rs6000_emit_prologue): Move the actual saving of LR up to free
17477 r0 for holding r11. Split saving of SPE 64-bit registers into
17478 its own case. Ensure that offsets will always be in-range for
17479 'evstdd' by using r11 as a scratch register to point at the start
17480 of the SPE save area. Save r11 if necessary, as it is the static
17482 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17483 into its own case. Ensure that offsets will always be in-range
17484 for 'evldd' by using r11 as a scratch register to point at the
17485 start of the SPE save area. Also adjust r11 when restoring
17486 the stack pointer to compensate for pre-loading r11.
17488 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17490 * cfg.c (init_flow): Use type safe memory macros.
17491 (alloc_block): Likewise.
17492 (unchecked_make_edge): Likewise.
17493 (dump_flow_info): Avoid using C++ keywords as variable names.
17494 (copy_original_table_clear): Cast according to the coding conventions.
17495 (copy_original_table_set): Likewise.
17496 * cfgexpand (label_rtx_for_bb): Likewise.
17497 (expand_gimple_basic_block): Likewise.
17498 * cfghooks.c (dump_bb): Likewise.
17499 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17501 (lv_add_condition_to_bb): Likewise.
17502 * cfglayout (relink_block_chain): Cast according to the coding
17504 (fixup_reorder_chain): Likewise.
17505 (fixup_fallthru_exit_predecessor): Likewise.
17506 * cfgloop.c (glb_enum_p): Likewise.
17507 (get_exit_description): Likewise.
17508 (dump_recorded_exit): Likewise.
17509 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17510 (struct loop): ... from here.
17511 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17513 * cfgrtl.c (rtl_create_basic_block): Likewise.
17514 (rtl_split_block): Likewise.
17515 (rtl_dump_bb): Likewise.
17516 (cfg_layout_split_block): Likewise.
17517 (init_rtl_bb_info): Use typesafe memory macros.
17519 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17520 * graphds.h: Updated all usages of edge to graph_edge.
17521 * graphds.c: Likewise.
17522 * cfgloopanal.c: Likewise.
17524 2007-06-05 Ian Lance Taylor <iant@google.com>
17526 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17527 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17528 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17530 (test_for_singularity): Likewise.
17532 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17534 * config/i386/constraints.md ("Y2"): Replaced by ...
17536 * config/i386/i386.md: Likewise.
17537 * config/i386/mmx.md: Likewise.
17538 * config/i386/sse.md: Likewise.
17540 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17542 * config/i386/constraints.md ("z"): Replaced by ...
17544 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17545 (sse4_1_blendvps): Likewise.
17546 (sse4_1_pblendvb): Likewise.
17547 (sse4_2_pcmpestr): Likewise.
17548 (sse4_2_pcmpestrm): Likewise.
17549 (sse4_2_pcmpestr_cconly): Likewise.
17550 (sse4_2_pcmpistr): Likewise.
17551 (sse4_2_pcmpistrm): Likewise.
17552 (sse4_2_pcmpistr_cconly): Likewise.
17554 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17556 * matrix-reorg.c (transform_access_sites): Fix computation.
17557 (transform_allocation_sites): Same.
17559 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17561 * config/i386/i386.c (override_options): Use
17562 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17564 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17566 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17567 (nonimm_not_xmm0_operand): Ditto.
17568 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17569 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17570 as operand[2] predicate. Require "z" class XMM register for
17571 operand[3]. Adjust asm template.
17572 ("sse4_1_blendvpd"): Ditto.
17573 ("sse4_1_pblendvb"): Ditto.
17574 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17575 force op2 into xmm0 register for variable blend instructions.
17577 2007-06-04 Tom Tromey <tromey@redhat.com>
17579 * c-tree.h (start_enum): Update.
17580 (build_enumerator): Likewise.
17581 * c-decl.c (enum_next_value): Removed.
17582 (enum_overflow): Likewise.
17583 (start_enum): Add c_enum_contents argument. Don't use globals.
17584 (build_enumerator): Likewise.
17585 * c-tree.h (struct c_enum_contents): New struct.
17587 2007-06-04 Tom Tromey <tromey@redhat.com>
17589 * c-common.c (c_common_get_alias_set): Fix indentation.
17591 2007-06-04 Ian Lance Taylor <iant@google.com>
17593 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17594 to overflow, reduce overflow infinity to regular infinity.
17595 (vrp_var_may_overflow): New static function.
17596 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17598 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17600 * stor-layout.c (layout_type): Remove duplicate code.
17602 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17605 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17606 before build_common_builtin_nodes ().
17608 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17611 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17613 2007-06-04 Jan Hubicka <jh@suse.cz>
17615 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17616 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17617 instead of _stat version.
17619 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17621 PR tree-optimization/32194
17622 * tree-predcom.c (determine_offset): Check that both references have
17625 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17627 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17628 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17629 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17630 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17631 Add argument to iterate_fix_dominators call.
17632 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17633 * gcse.c (hoist_code): Change domby to vector.
17634 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17635 Add argument to iterate_fix_dominators call.
17636 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17637 recompute_dominator.
17638 * lambda-code.c (perfect_nestify): Ditto.
17639 * cfgloopanal.c: Include graphds.h.
17640 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17641 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17642 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17644 * graphds.c: New file.
17645 * graphds.h: New file.
17646 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17647 (get_dominated_by, get_dominated_by_region): Change return type to
17649 (verify_dominators): Recompute all dominators and compare the results.
17650 (recount_dominator): Renamed to ...
17651 (recompute_dominator): ... this. Do not check that the block is
17652 dominated by entry.
17653 (iterate_fix_dominators): Reimplemented.
17654 (prune_bbs_to_update_dominators, root_of_dom_tree,
17655 determine_dominators_for_sons): New functions.
17656 * et-forest.c (et_root): New function.
17657 * et-forest.h (et_root): Declare.
17658 * Makefile.in (graphds.o): Add.
17659 (cfgloopanal.o): Add graphds.h dependency.
17660 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17661 * basic-block.h (get_dominated_by, get_dominated_by_region,
17662 iterate_fix_dominators): Declaration changed.
17663 (recount_dominator): Renamed to ...
17664 (recompute_dominator): ... this.
17665 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17666 (thread_through_all_blocks): Do not free dominance info.
17668 2007-06-03 Andreas Schwab <schwab@suse.de>
17670 * config/m68k/m68k.c (override_options): Don't override
17672 * config/m68k/m68k-modes.def (SF, DF): Define to use
17673 motorola_single_format and motorola_double_format, resp.
17674 * real.c (motorola_single_format): Renamed from
17675 coldfire_single_format.
17676 (motorola_double_format): Renamed from coldfire_double_format.
17677 (encode_ieee_extended): Generate a proper canonical NaN image
17678 respecting canonical_nan_lsbs_set.
17679 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17681 * real.h: Adjust declarations.
17683 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17686 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17687 the symbol is generated with the stack protector.
17689 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17691 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17692 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17694 * doc/extend.texi (interrupt): Mention m68k.
17696 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17698 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17699 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17700 (ix86_expand_sse_pcmpestr): Do not check operands for
17701 "register_operand", when insn operand predicate is "register_operand".
17702 (ix86_expand_sse_pcmpistr): Ditto.
17704 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17705 Uros Bizjak <ubizjak@gmail.com>
17707 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17708 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17709 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17710 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17711 * config/i386/constraints.md ("z"): New register constraint
17712 for members of SSE_FIRST_REG class.
17713 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17714 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17715 SSE_FIRST_REG class.
17716 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17717 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17718 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17719 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17720 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17721 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17722 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17723 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17724 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17725 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17726 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17727 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17728 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17729 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17730 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17731 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17732 (struct builtin_description): Change "flag" field to unsigned.
17733 (bdesc_pcmpestr): New builtin description table.
17734 (bdesc_pcmpistr): Likewise.
17735 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17736 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17737 Initialize pcmp[ei]str[im] insns for SSE4.2.
17738 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17739 (ix86_expand_sse_pcmpistr): Likewise.
17740 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17741 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17742 (UNSPEC_PCMPISTR): Likewise.
17743 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17744 (sse4_2_pcmpestri):New isns pattern.
17745 (sse4_2_pcmpestrm): Likewise.
17746 (sse4_2_pcmpestr_cconly): Likewise.
17747 (sse4_2_pcmpistr): New insn patern and splitter.
17748 (sse4_2_pcmpistri):New isns pattern.
17749 (sse4_2_pcmpistrm): Likewise.
17750 (sse4_2_pcmpistr_cconly): Likewise.
17751 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17754 2007-06-01 David Daney <ddaney@avtrex.com>
17756 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17757 LOADGP_ABSOLUTE and not binds_local_p.
17759 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17761 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17763 2007-06-01 Ian Lance Taylor <iant@google.com>
17765 * tree-vrp.c (compare_name_with_value): Always set
17766 used_strict_overflow if we get a result from the variable itself.
17768 2007-06-01 Ian Lance Taylor <iant@google.com>
17770 PR rtl-optimization/31455
17771 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17772 subregs which have a cast between modes which are not tieable.
17774 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17776 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17777 breaks after return statements.
17779 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17781 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17782 only after no_new_pseudos.
17784 2007-05-31 Eric Christopher <echristo@apple.com>
17786 * expr.c (convert_move): Assert that we don't have a BLKmode
17788 (store_expr): Handle BLKmode moves by calling emit_block_move.
17790 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17792 * c-typeck.c (build_indirect_ref): Include type in error message.
17793 (build_binary_op): Pass types to binary_op_error.
17794 * c-common.c (binary_op_error): Take two type arguments, print out
17796 * c-common.h (binary_op_error): Update prototype.
17798 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17800 * config/i386/i386.c: Correct coments on -mno-sse4.
17802 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17804 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17805 (x86_64-*-*): Likewise.
17806 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17807 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17808 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17809 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17810 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17811 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17812 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17813 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17814 (OPTION_MASK_ISA_SSE4): Likewise.
17815 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17816 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17817 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17818 (override_options): Support SSE4.2.
17819 (ix86_build_const_vector): Support SImode and DImode.
17820 (ix86_build_signbit_mask): Likewise.
17821 (ix86_expand_int_vcond): Support V2DImode.
17822 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17823 (IX86_BUILTIN_CRC32HI): Likewise.
17824 (IX86_BUILTIN_CRC32SI): Likewise.
17825 (IX86_BUILTIN_CRC32DI): Likewise.
17826 (IX86_BUILTIN_PCMPGTQ): Likewise.
17827 (bdesc_crc32): Likewise.
17828 (bdesc_sse_3arg): Likewise.
17829 (ix86_expand_crc32): Likewise.
17830 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17831 (ix86_expand_builtin): Likewise.
17832 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17833 __SSE4_2__ for -msse4.2.
17834 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17835 (CRC32MODE): Likewise.
17836 (crc32modesuffix): Likewise.
17837 (crc32modeconstraint): Likewise.
17838 (sse4_2_crc32<mode>): Likewise.
17839 (sse4_2_crc32di): Likewise.
17840 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17842 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17843 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17844 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17845 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17846 (vcondu<mode>): Likewise.
17847 * doc/extend.texi: Document SSE4.2 built-in functions.
17848 * doc/invoke.texi: Document -msse4.2/-msse4.
17850 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17852 PR tree-optimization/32160
17853 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17854 variable as gimple reg.
17855 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17857 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17859 * gcc.c (main): Don't consider linker options when issuing the
17860 warning about a linker input file not being used.
17862 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17864 * tree-vrp.c (compare_names): Initialize sop.
17866 2007-05-30 Dirk Mueller <dmueller@suse.de>
17868 * cgraphunit.c (cgraph_analyze_function): Remove
17869 computation of inline parameters.
17871 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17873 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17875 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17877 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17878 Add vx-common.h. Include vxworks.h between vx-common.h and
17880 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17882 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17883 (TARGET_ASM_DESTRUCTOR): Likewise.
17884 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17885 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17886 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17887 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17888 (VXWORKS_ENDIAN_SPEC): Define.
17889 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17890 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17891 VXWORKS_* equivalents.
17892 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17893 (ASM_FILE_START): Delete.
17894 (TARGET_VERSION): Reformat.
17895 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17896 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17897 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17898 (FPBIT, DPBIT): Define.
17899 (fp-bit.c, dp-bit.c): New rules.
17900 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17901 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17902 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17903 * config/arm/arm.h: Include vxworks-dummy.h.
17904 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17905 Mark with ATTRIBUTE_UNUSED.
17906 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17907 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17908 make it incompatible with -msingle-pic-base.
17909 (arm_function_ok_for_sibcall): Return false for calls that might
17910 go through a VxWorks PIC PLT entry.
17911 (require_pic_register): New function, split out from...
17912 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17914 (arm_load_pic_register): Handle the VxWorks RTP initialization
17915 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17916 (arm_emit_call_insn): New function.
17917 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17918 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17919 (pic_offset_arm): New pattern.
17920 (call, call_value): Use arm_emit_call_insn.
17921 (call_internal, call_value_internal): New expanders.
17922 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17923 VxWorks unless __PIC__.
17925 2007-05-30 Eric Christopher <echristo@gmail.com>
17927 * genrecog.c: Include regs.h in generated file.
17928 * genemit.c: Ditto. Fix up formatting.
17929 * config/mn10300/constraints.md: New.
17930 * config/mn10300/mn10300.md: Include.
17931 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17932 Fix up for removed macro.
17933 * config/mn10300/predicates.md (call_address_operand): Ditto.
17934 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17935 (CONST_OK_FOR_I): Ditto.
17936 (CONST_OK_FOR_J): Ditto.
17937 (CONST_OK_FOR_K): Ditto.
17938 (CONST_OK_FOR_L): Ditto.
17939 (CONST_OK_FOR_M): Ditto.
17940 (CONST_OK_FOR_N): Ditto.
17941 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17945 (EXTRA_CONSTRAINT): Ditto.
17947 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17949 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17951 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17952 OPTION_MASK_ISA_64BIT.
17953 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17955 2007-05-30 Richard Guenther <rguenther@suse.de>
17957 PR middle-end/32152
17958 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17959 types for comparison.
17960 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17961 with original typed arguments.
17962 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17964 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17966 PR tree-optimization/31769
17967 * except.c (duplicate_eh_regions): Clear prev_try if
17968 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17970 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17972 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17973 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17974 bsi of the location where statements should be inserted.
17975 (sink_code_in_bb): Take bsi from statement_sink_location.
17976 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17977 instead of bsi_start.
17978 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17980 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17981 (bsi_move_before): Document inconsistency with bsi_move_after.
17982 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17984 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17986 * config/i386/i386.h (TARGET_ABM): New define.
17987 (TARGET_POPCNT): Ditto.
17988 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17989 New temporary defines to redefine from OPTION_ISA_* defines.
17990 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17991 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17992 (ix86_isa_flags): New extern int declaration.
17993 (TARGET_SUBTARGET_DEFAULT): New define.
17994 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17995 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17996 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17997 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17998 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17999 * config/i386/darwin.h: Change TARGET_64BIT define to
18002 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18003 using existing "ix86_isa_flags" varible.
18004 (m32, m64): Use existing "ix86_isa_flags" variable.
18005 (mmmx, m3dnow): Ditto.
18006 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18007 (mabm): Define as non-negative option using "x86_abm" variable.
18008 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18010 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18011 Rewrite feature test bitmap.
18012 (ix86_isa_flags): New initialized global int varible.
18013 (ix86_isa_flags_explicit): New static int variable.
18014 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18015 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18016 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18017 target_flags_explicit.
18018 (override_options): Remove "target_enable" and "target_disable" fields
18019 from "struct ptt". Update processor_target_table accordingly. Remove
18020 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18021 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18022 "target_flags" and "ix86_isa_flags_explicit" instead of
18023 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18024 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18025 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18026 to true when either of PTA_POPCNT or PTA_ABM is set in
18027 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18028 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18029 processor_alias_table flags entry. Remove handling of
18030 "target_enable" and "target_disable" fields of processor_target_table.
18031 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18032 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18033 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18034 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18035 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18037 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18039 2007-05-29 David Daney <ddaney@avtrex.com>
18042 * config/mips/mips.c (mips_output_mi_thunk): Emit
18043 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18045 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18046 * config/i386/i386.c (ix86_function_regparm): Added checking of
18047 ix86_force_align_arg_pointer to determine the number of
18048 register parameters.
18050 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18052 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18053 (SET_DR_MISALIGNMENT): New.
18054 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18055 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18056 Use SET_DR_MISALIGNMENT.
18057 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18059 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18060 find_loop_nest): Export.
18061 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18062 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18063 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18064 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18066 (struct mem_ref): Add field reuse_distance.
18067 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18068 Initialize reuse_distance field.
18069 (issue_prefetch_ref): Select temporality of prefetch according to
18071 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18072 self_reuse_distance, determine_loop_nest_reuse): New functions.
18073 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18074 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18075 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18078 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18080 * tree-ssa-alias.c: Add aliasing overview.
18082 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18083 Danny Smith <dannysmith@users.sourceforge.net>
18086 * config/i386/t-crtfm: Compile crtfastmath.o with
18087 -minline-all-stringops.
18088 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18089 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18091 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18093 * doc/md.texi: Document constraints on HP PA-RISC.
18095 * pa/constraints.md: New file.
18096 * pa.md: Include constraints.md.
18097 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18098 (integer_store_memory_operand, ldil_cint_p): New functions.
18099 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18100 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18101 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18102 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18103 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18105 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18108 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18109 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18110 case POSTDECREMENT_EXPR>): Return the error_mark_node
18111 if either the real or imaginary parts would an
18114 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18116 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18117 name when we remove it from a call.
18119 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18121 * targhooks.c (default_narrow_bitfield): Remove.
18122 * targhooks.h: Remove the prototype for
18123 default_narrow_bitfield.
18125 * langhooks-def.h: Remove the prototype for
18126 hook_get_alias_set_0.
18127 * langhooks.c (hook_get_alias_set_0): Remove.
18129 * global.c (EXECUTE_IF_CONFLICT): Remove.
18131 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18134 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18135 return true when truth_value_p is true and the type
18138 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18140 * doc/install.texi (Prerequisites): We no longer require Autoconf
18141 2.13 for the top-level.
18143 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18145 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18146 memory access via x86_expand_vector_move_misalign() only for
18147 TImode values on 32-bit targets.
18149 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18151 * matrix-reorg.c: New file. Implement matrix flattening and
18152 transposing optimization.
18153 * tree-pass.h: Add matrix reorg pass.
18154 * common.opt: Add fipa-mreorg flag.
18155 * Makefile.in: Add matrix-reorg.c.
18156 * passes.c: Add matrix reorg pass.
18157 * varpool.c (add_new_static_var): New function.
18158 * cgraph.h (add_new_static_var): Declare.
18160 2007-05-27 Eric Christopher <echristo@apple.com>
18162 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18163 sp_offset depending on stack size. Save r12 depending
18164 on registers we're saving later.
18165 (rs6000_emit_epilogue): Update sp_offset depending only
18168 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18170 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18171 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18172 * ifcvt.c (if_convert): Ditto.
18173 * tree-ssa-threadupdate.c (thread_block): Ditto.
18174 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18175 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18176 verify_loop_closed_ssa): Check number_of_loops instead of
18178 * predict.c (tree_estimate_probability): Ditto.
18179 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18180 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18181 * modulo-sched.c (sms_schedule): Ditto.
18182 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18183 (scev_finalize): Do not do anything if scev analysis was not
18185 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18186 current_loops == NULL.
18187 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18188 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18189 there are no loops.
18190 (loop_optimizer_finalize): Assert that loops were analyzed.
18191 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18192 rtl_doloop): Check number_of_loops instead of current_loops.
18193 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18194 current_loops == NULL.
18195 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18196 gate_tree_vectorize tree_linear_transform, check_data_deps,
18197 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18198 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18199 Check number_of_loops instead of current_loops.
18200 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18201 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18202 free loops if available.
18203 (execute_pre): Do not pass do_fre to fini_pre.
18205 2007-05-27 Tobias Burnus <burnus@net-b.de>
18207 PR middle-end/32083
18208 * real.c (mpfr_from_real): Fix sign of -Inf.
18210 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18212 * tree-vect-transform.c (vectorizable_conversion): Initialize
18213 tree_code variables to ERROR_MARK.
18214 (vectorizable_type_demotion): Likewise.
18215 (vectorizable_type_promotion): Likewise.
18217 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18220 * config/i386/i386.md (movti): Handle push operands via
18221 ix86_expand_push().
18223 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18225 * basic-block.h: Remove the prototype for merge_seq_blocks.
18226 * cfgcleanup.c (merge_seq_blocks): Remove.
18228 * tree-flow.h: Remove the prototype for is_aliased_with.
18229 * tree-ssa-alias.c (is_aliased_with): Remove.
18231 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18233 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18235 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18237 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18238 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18239 (vec_unpacks_hi_v16qi): Likewise.
18240 (vec_unpacku_lo_v16qi): Likewise.
18241 (vec_unpacks_lo_v16qi): Likewise.
18242 (vec_unpacku_hi_v8hi): Likewise.
18243 (vec_unpacks_hi_v8hi): Likewise.
18244 (vec_unpacku_lo_v8hi): Likewise.
18245 (vec_unpacks_lo_v8hi): Likewise.
18246 (vec_unpacku_hi_v4si): Likewise.
18247 (vec_unpacks_hi_v4si): Likewise.
18248 (vec_unpacku_lo_v4si): Likewise.
18249 (vec_unpacks_lo_v4si): Likewise.
18251 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18253 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18254 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18255 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18256 follow spelling conventions in various
18257 warning/error/diagnostic messages.
18259 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18260 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18261 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18262 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18263 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18264 * doc/tm.texi: Follow spelling conventions.
18266 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18269 * tree-ssa-forwprop.c
18270 (forward_propagate_addr_into_variable_array_index): Remove
18271 the lhs argument. Use the type of def_rhs instead of lhs.
18272 (forward_propagate_addr_expr_1): Update use of
18273 forward_propagate_addr_into_variable_array_index.
18275 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18276 Nigel Stephens <nigel@mips.com>
18278 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18279 function attributes, "far" being an alias for "long_call".
18280 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18281 (mips_near_type_p, mips_far_type_p): New.
18282 (mips_comp_type_attributes): New function to check that attributes
18283 attached to a function type are compatible.
18284 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18285 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18286 to the target function of the thunk.
18287 (mips_encode_section_info): Check for "near" and "far" function
18288 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18290 * config/mips/predicates.md (const_call_insn_operand): Test only
18291 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18293 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18296 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18297 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18298 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18299 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18301 2007-05-25 Eric Christopher <echristo@apple.com>
18303 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18304 to x86-darwin configurations.
18305 * config/i386/t-darwin: Add softfp support.
18306 * config/i386/t-darwin64: Ditto.
18307 * config/i386/sfp-machine.h: If mach then don't use
18308 aliasing, emit a stub to call.
18310 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18312 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18313 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18314 tree-predcom.c, tree-ssa-alias-warnings.c,
18315 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18316 comment typos. Follow spelling conventions.
18317 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18319 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18322 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18323 constants into memory. Expand unaligned memory references for
18324 SSE modes via x86_expand_vector_move_misalign() function.
18326 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18328 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18329 "memory" attribute for "sseishft" type insn without operands[2].
18331 2007-05-25 Dirk Mueller <dmueller@suse.de>
18332 Marcus Meissner <meissner@suse.de>
18334 * doc/extend.texi (alloc_size): New attribute.
18335 * c-common.c (handle_alloc_size_attribute): New.
18336 * tree-object-size.c (alloc_object_size): Use alloc_size
18337 attribute, if available.
18339 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18341 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18343 (__builtin_ia32_vec_ext_v2di): Likewise.
18344 (__builtin_ia32_vec_ext_v4si): Likewise.
18345 (__builtin_ia32_vec_ext_v8hi): Likewise.
18346 (__builtin_ia32_vec_ext_v16qi): Likewise.
18347 (__builtin_ia32_vec_set_v8hi): Likewise.
18349 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18351 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18353 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18355 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18356 (arm_is_longcall_p): Rename to...
18357 (arm_is_long_call_p): ...this. Take a single tree argument and
18359 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18360 (CUMULATIVE_ARGS): Remove call_cookie.
18361 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18362 (ENCODED_LONG_CALL_ATTR_P): Delete.
18363 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18364 LONG_CALL_FLAG_CHAR cases.
18365 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18366 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18367 ARM_DECLARE_FUNCTION_SIZE.
18368 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18369 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18370 (arm_encode_call_attribute, current_file_function_operand): Delete.
18371 (arm_function_in_section_p): New function.
18372 (arm_is_longcall_p): Rename to...
18373 (arm_is_long_call_p): ...this. Take the target function as a single
18374 argument and return a bool. Do not rely on call cookies. Check
18375 whether the target symbol is in the same section as the current
18376 function, not just the same compilation unit.
18377 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18378 (arm_encode_section_info): Don't encode a call type.
18379 * config/arm/arm.md (call, call_value): Update calls to
18380 arm_is_long(_)call_p. Simplify logic.
18381 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18382 Update calls to arm_is_long(_)call_p.
18384 2007-05-25 Richard Guenther <rguenther@suse.de>
18386 PR tree-optimization/31982
18387 * tree-ssa-forwprop.c
18388 (forward_propagate_addr_into_variable_array_index): Handle arrays
18389 with element size one.
18391 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18393 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18394 (umulsi3_highpart): Likewise.
18396 2007-05-24 Ian Lance Taylor <iant@google.com>
18398 PR rtl-optimization/32069
18399 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18402 2007-05-24 Ollie Wild <aaw@google.com>
18404 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18407 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18409 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18410 (oprs_unchanged_p): Use it to check all registers in a REG.
18411 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18412 (reg_set_between_after_reload_p): Delete.
18413 (reg_used_between_after_reload_p): Likewise.
18414 (reg_set_or_used_since_bb_start): Likewise.
18415 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18416 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18417 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18418 * rtlanal.c (reg_set_p): Check whether REG overlaps
18419 regs_invalidated_by_call, rather than just checking the
18420 membership of REGNO (REG).
18422 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18424 * doc/passes.texi: Document predictive commoning.
18425 * doc/invoke.texi (-fpredictive-commoning): Document.
18426 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18427 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18428 adding indices to the generated name.
18429 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18430 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18431 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18432 (op_symbol_code): ... and exported.
18433 (dump_omp_clause, op_symbol): Use op_symbol_code
18434 instead of op_symbol_1.
18435 * tree-pass.h (pass_predcom): Declare.
18436 * timevar.def (TV_PREDCOM): New timevar.
18437 * tree-ssa-loop.c (run_tree_predictive_commoning,
18438 gate_tree_predictive_commoning, pass_predcom): New.
18439 * tree-data-ref.c (find_data_references_in_loop): Find the
18440 references in dominance order.
18441 (canonicalize_base_object_address): Ensure that the result has
18443 (dr_analyze_innermost): Export.
18444 (create_data_ref): Code to fail for references with invariant
18446 (find_data_references_in_stmt): ... here.
18447 * tree-data-ref.h (dr_analyze_innermost): Declare.
18448 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18449 (aff_combination_find_elt, name_expansion_hash,
18450 name_expansion_eq, tree_to_aff_combination_expand,
18451 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18453 * tree-affine.h (aff_combination_constant_multiple_p,
18454 tree_to_aff_combination_expand): Declare.
18455 * tree-predcom.c: New file.
18456 * common.opt (fpredictive-commoning): New option.
18457 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18458 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18459 * Makefile.in (tree-predcom.o): Add.
18460 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18461 * passes.c (init_optimization_passes): Add dceloop after
18462 copy propagation in loop optimizer. Add predictive commoning
18463 to loop optimizer passes.
18465 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18467 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18470 2007-05-24 Jan Hubicka <jh@suse.cz>
18472 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18474 (genheader): Include statistics.h.
18476 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18478 * print-rtl.c (flag_dump_unnumbered): Update comments.
18479 (print_rtl): Fix my previous change.
18480 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18483 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18485 PR middle-end/32018
18486 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18488 (thread_through_all_blocks): Call initialize_original_copy_tables
18489 and free_original_copy_tables.
18490 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18492 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18493 * cfghooks.c (duplicate_block): Use get_loop_copy.
18494 * cfg.c: Include cfgloop.h.
18495 (loop_copy): New hash table.
18496 (initialize_original_copy_tables): Initialize loop_copy table.
18497 (free_original_copy_tables): Free loop_copy table.
18498 (copy_original_table_clear, copy_original_table_set,
18499 set_loop_copy, get_loop_copy): New functions.
18500 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18501 * cfgloop.h (struct loop): Remove copy field.
18502 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18503 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18505 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18507 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18508 -msse/-msse2/-msse3.
18510 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18512 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18513 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18515 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18518 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18519 * targhooks.h (default_mangle_decl_assembler_name): Declare
18521 * targhooks.c (default_mangle_decl_assembler_name): Define
18523 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18525 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18526 * langhooks.c (lhd_set_decl_assembler_name): Call
18527 targetm.mangle_decl_assembler_name for names with global scope.
18529 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18531 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18532 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18534 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18535 New. Factored out of i386_pe_encode_section_info.
18536 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18537 Move check for prior decoration of stdcall
18538 symbols to i386_pe_encode_section_info.
18539 (i386_pe_encode_section_info): Adjust call to
18540 gen_stdcall_or_fastcall_suffix. Use
18541 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18542 (i386_pe_mangle_decl_assembler_name): New. Wrap
18543 i386_pe_maybe_mangle_decl_assembler_name.
18545 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18547 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18548 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18549 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18550 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18551 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18554 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18555 Nigel Stephens <nigel@mips.com>
18556 Richard Sandiford <richard@codesourcery.com>
18558 Fix up MIPS16 hard float and add support for complex.
18560 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18561 (TARGET_SOFT_FLOAT_ABI): New.
18562 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18563 __mips_soft_float to reflect the ABI in use, not whether the
18564 FPU is directly accessible (e.g., in MIPS16 mode).
18565 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18566 (UNITS_PER_FPVALUE): Likewise.
18568 * config/mips/mips.c (mips_expand_call): Remove redundant
18569 TARGET_MIPS16 check.
18570 (mips_arg_regno): New.
18571 (function_arg_advance): When setting bits in cum->fp_code for
18572 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18574 (function_arg): Use mips_arg_regno.
18575 (mips_return_mode_in_fpr_p): New.
18576 (mips16_call_stub_mode_suffix): New.
18577 (mips16_cfun_returns_in_fpr_p): New.
18578 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18579 (mips_output_function_prologue): Test mips16_hard_float, not
18580 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18581 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18582 return value into a floating-point register.
18583 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18584 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18585 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18586 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18587 word of double arguments from or to the high bits of 64-bit
18588 floating point registers.
18589 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18590 (mips16_fpret_double): New helper function.
18591 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18592 support for complex modes. Fill in DECL_RESULT for stubdecl.
18593 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18595 * config/mips/mips16.S
18596 (RET, ARG1, ARG2): New.
18597 (MERGE_GPRf, MERGE_GPRt): New.
18598 (DELAYt, DELAYf): New.
18599 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18600 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18601 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18602 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18603 (SFOP): Renamed to...
18604 (OPSF3): This, and macro-ified. Updated all uses.
18605 (SFOP2): Renamed to...
18606 (OPSF2): This, and macro-ified. Updated all uses.
18607 (SFCMP): Renamed to...
18608 (CMPSF): This, and macro-ified. Updated all uses.
18609 (SFREVCMP): Renamed to...
18610 (REVCMPSF): This, and macro-ified. Updated all uses.
18611 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18612 (LDDBL1, LDDBL2, RETDBL): Deleted.
18613 (DFOP): Renamed to...
18614 (OPDF3): This, and macro-ified. Updated all uses.
18615 (DFOP2): Renamed to...
18616 (OPDF2): This, and macro-ified. Updated all uses.
18617 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18618 (DFCMP): Renamed to...
18619 (CMPDF): This, and macro-ified. Updated all uses.
18620 (DFREVCMP): Renamed to...
18621 (REVCMPDF): This, and macro-ified. Updated all uses.
18622 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18623 (RET_FUNCTION): New.
18624 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18625 (__mips16_ret_sc, __mips16_ret_dc): New.
18626 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18627 STUB_ARGS_6, STUB_ARGS_10): New.
18628 (CALL_STUB_NO_RET): New.
18629 (__mips16_call_stub_1): Macro-ified.
18630 (__mips16_call_stub_5): Macro-ified.
18631 (__mips16_call_stub_2): Macro-ified.
18632 (__mips16_call_stub_6): Macro-ified.
18633 (__mips16_call_stub_9): Macro-ified.
18634 (__mips16_call_stub_10): Macro-ified.
18635 (CALL_STUB_RET): New.
18636 (__mips16_call_stub_sf_0): Macro-ified.
18637 (__mips16_call_stub_sf_1): Macro-ified.
18638 (__mips16_call_stub_sf_5): Macro-ified.
18639 (__mips16_call_stub_sf_2): Macro-ified.
18640 (__mips16_call_stub_sf_6): Macro-ified.
18641 (__mips16_call_stub_sf_9): Macro-ified.
18642 (__mips16_call_stub_sf_10): Macro-ified.
18643 (__mips16_call_stub_df_0): Macro-ified.
18644 (__mips16_call_stub_df_1): Macro-ified.
18645 (__mips16_call_stub_df_5): Macro-ified.
18646 (__mips16_call_stub_df_2): Macro-ified.
18647 (__mips16_call_stub_df_6): Macro-ified.
18648 (__mips16_call_stub_df_9): Macro-ified.
18649 (__mips16_call_stub_df_10): Macro-ified.
18650 (__mips16_call_stub_sc_0): New.
18651 (__mips16_call_stub_sc_1): New.
18652 (__mips16_call_stub_sc_5): New.
18653 (__mips16_call_stub_sc_2): New.
18654 (__mips16_call_stub_sc_6): New.
18655 (__mips16_call_stub_sc_9): New.
18656 (__mips16_call_stub_sc_10): New.
18657 (__mips16_call_stub_dc_0): New.
18658 (__mips16_call_stub_dc_1): New.
18659 (__mips16_call_stub_dc_5): New.
18660 (__mips16_call_stub_dc_2): New.
18661 (__mips16_call_stub_dc_6): New.
18662 (__mips16_call_stub_dc_9): New.
18663 (__mips16_call_stub_dc_10): New.
18665 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18666 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18667 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18669 2007-05-23 Ian Lance Taylor <iant@google.com>
18671 * doc/invoke.texi (Invoking GCC): Document that the order of the
18674 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18677 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18678 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18679 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18683 * config/score/score.c (score_print_operand): Make sure that only
18684 lower bits are used.
18686 2007-05-22 Ian Lance Taylor <iant@google.com>
18688 * tree-vrp.c (avoid_overflow_infinity): New static function,
18689 broken out of set_value_range_to_value.
18690 (set_value_range_to_value): Call avoid_overflow_infinity.
18691 (extract_range_from_assert): Likewise.
18693 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18695 PR middle-end/31095
18696 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18697 change the type before looking for a COMPOUND_EXPR.
18699 2007-05-22 Ian Lance Taylor <iant@google.com>
18701 * lower-subreg.c (decompose_multiword_subregs): If we change an
18702 insn, call remove_retval_note on it.
18704 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18706 * regs.h (end_hard_regno): New function.
18707 (END_HARD_REGNO, END_REGNO): New macros.
18708 (add_to_hard_reg_set): New function.
18709 (remove_from_hard_reg_set): Likewise.
18710 (in_hard_reg_set_p): Likewise.
18711 (overlaps_hard_reg_set_p): Likewise.
18712 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18713 (note_btr_set): Use END_HARD_REGNO.
18714 * caller-save.c (setup_save_areas): Use end_hard_regno.
18715 (mark_set_regs): Use END_HARD_REGNO.
18716 (add_stored_regs): Use end_hard_regno.
18717 (mark_referenced_regs): Use add_to_hard_reg_set.
18718 * combine.c (update_table_tick): Use END_REGNO.
18719 (record_value_for_reg): Likewise.
18720 (record_dead_and_set_regs): Likewise.
18721 (get_last_value_validate): Likewise.
18722 (use_crosses_set_p): Likewise.
18723 (reg_dead_at_p_1): Likewise.
18724 (reg_dead_at_p): Likewise.
18725 (mark_used_regs_combine): Use add_to_hard_reg_set.
18726 (move_deaths): Use END_HARD_REGNO.
18727 (reg_bitfield_target_p): Use end_hard_regno.
18728 (distribute_notes): Use END_HARD_REGNO.
18729 * cse.c (mention_regs): Use END_REGNO.
18730 (insert): Use add_to_hard_reg_set.
18731 (invalidate): Use END_HARD_REGNO.
18732 (invalidate_for_call): Likewise.
18733 (exp_equiv_p): Use END_REGNO.
18734 (cse_insn): Likewise.
18735 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18736 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18737 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18738 * function.c (keep_stack_depressed): Use end_hard_regno.
18739 * global.c (global_alloc): Use end_hard_regno.
18740 (global_conflicts): Use add_to_hard_reg_set instead of
18742 (find_reg): Likewise.
18743 (mark_reg_store): Likewise.
18744 (mark_reg_conflicts): Likewise.
18745 (mark_reg_death): Use remove_from_hard_reg_set.
18746 (mark_reg_live_nc): Delete.
18747 (set_preference): Use end_hard_regno.
18748 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18749 remove_from_hard_reg_set.
18750 (post_mark_life): Use add_to_hard_reg_set.
18751 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18752 (reg_becomes_live): Use add_to_hard_reg_set.
18753 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18754 (peep2_find_free_register): Use add_to_hard_reg_set.
18755 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18756 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18757 * regrename.c (note_sets): Use add_to_hard_reg_set.
18758 (clear_dead_regs): Use remove_from_hard_reg_set.
18759 (regrename_optimize): Use add_to_hard_reg_set.
18760 (find_oldest_value_reg): Use in_hard_reg_set_p.
18761 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18762 (hard_reg_set_here_p): Use end_hard_regno.
18763 (decompose): Likewise.
18764 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18765 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18766 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18767 (mark_home_live): Use end_hard_regno.
18768 (spill_hard_reg): Likewise.
18769 (clear_reload_reg_in_use): Likewise.
18770 * reorg.c (delete_prior_computation): Use END_REGNO.
18771 * resource.c (update_live_status): Use END_HARD_REGNO.
18772 (mark_referenced_resources): Use add_to_hard_reg_set.
18773 (mark_set_resources): Likewise.
18774 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18775 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18776 (reg_overlap_mentioned_p): Likewise.
18777 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18778 (covers_regno_no_parallel_p): Use END_REGNO.
18779 (find_regno_note): Likewise.
18780 (find_reg_fusage): Use END_HARD_REGNO.
18781 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18782 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18784 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18786 * mode-switching.c (reg_dies): Change type of second argument to
18788 (optimize_mode_switching): Update accordingly.
18790 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18792 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18794 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18795 (hard_reg_set_empty_p): ...these new functions.
18796 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18797 GO_IF_HARD_REG_SUBSET.
18798 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18799 instead of GO_IF_HARD_REG_EQUAL.
18800 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18801 instead of GO_IF_HARD_REG_EQUAL.
18802 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18803 GO_IF_HARD_REG_SUBSET.
18804 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18805 GO_IF_HARD_REG_EQUAL.
18806 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18807 of GO_IF_HARD_REG_SUBSET.
18808 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18809 instead of GO_IF_HARD_REG_EQUAL.
18810 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18811 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18812 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18813 of GO_IF_HARD_REG_SUBSET,
18814 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18815 GO_IF_HARD_REG_SUBSET.
18816 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18817 instead of GO_IF_HARD_REG_EQUAL.
18818 * config/sh/sh.c (push_regs, calc_live_regs): Use
18819 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18820 (hard_regs_intersect_p): Delete.
18822 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18824 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18826 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18827 Richard Henderson <rth@redhat.com>
18829 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18831 (x86_64-*-*): Likewise.
18833 * i386/i386-modes.def (V2QI): New.
18835 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18837 (override_options): Support SSE4.1.
18838 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18839 (IX86_BUILTIN_BLENDPS): Likewise.
18840 (IX86_BUILTIN_BLENDVPD): Likewise.
18841 (IX86_BUILTIN_BLENDVPS): Likewise.
18842 (IX86_BUILTIN_PBLENDVB128): Likewise.
18843 (IX86_BUILTIN_PBLENDW128): Likewise.
18844 (IX86_BUILTIN_DPPD): Likewise.
18845 (IX86_BUILTIN_DPPS): Likewise.
18846 (IX86_BUILTIN_INSERTPS128): Likewise.
18847 (IX86_BUILTIN_MOVNTDQA): Likewise.
18848 (IX86_BUILTIN_MPSADBW128): Likewise.
18849 (IX86_BUILTIN_PACKUSDW128): Likewise.
18850 (IX86_BUILTIN_PCMPEQQ): Likewise.
18851 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18852 (IX86_BUILTIN_PMAXSB128): Likewise.
18853 (IX86_BUILTIN_PMAXSD128): Likewise.
18854 (IX86_BUILTIN_PMAXUD128): Likewise.
18855 (IX86_BUILTIN_PMAXUW128): Likewise.
18856 (IX86_BUILTIN_PMINSB128): Likewise.
18857 (IX86_BUILTIN_PMINSD128): Likewise.
18858 (IX86_BUILTIN_PMINUD128): Likewise.
18859 (IX86_BUILTIN_PMINUW128): Likewise.
18860 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18861 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18862 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18863 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18864 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18865 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18866 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18867 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18868 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18869 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18870 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18871 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18872 (IX86_BUILTIN_PMULDQ128): Likewise.
18873 (IX86_BUILTIN_PMULLD128): Likewise.
18874 (IX86_BUILTIN_ROUNDPD): Likewise.
18875 (IX86_BUILTIN_ROUNDPS): Likewise.
18876 (IX86_BUILTIN_ROUNDSD): Likewise.
18877 (IX86_BUILTIN_ROUNDSS): Likewise.
18878 (IX86_BUILTIN_PTESTZ): Likewise.
18879 (IX86_BUILTIN_PTESTC): Likewise.
18880 (IX86_BUILTIN_PTESTNZC): Likewise.
18881 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18882 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18883 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18884 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18885 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18886 (bdesc_ptest): New.
18887 (bdesc_sse_3arg): Likewise.
18888 (bdesc_2arg): Likewise.
18889 (bdesc_1arg): Likewise.
18890 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18892 (ix86_expand_sse_4_operands_builtin): New.
18893 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18894 smaller than 8 bits as the 2nd arg.
18895 (ix86_expand_sse_ptest): New.
18896 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18897 (ix86_expand_vector_set): Support SSE4.1.
18898 (ix86_expand_vector_extract): Likewise.
18900 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18901 __SSE4_1__ for -msse4.1.
18903 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18904 (UNSPEC_INSERTPS): Likewise.
18905 (UNSPEC_DP): Likewise.
18906 (UNSPEC_MOVNTDQA): Likewise.
18907 (UNSPEC_MPSADBW): Likewise.
18908 (UNSPEC_PHMINPOSUW): Likewise.
18909 (UNSPEC_PTEST): Likewise.
18910 (UNSPEC_ROUNDP): Likewise.
18911 (UNSPEC_ROUNDS): Likewise.
18913 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18915 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18916 (const_pow2_1_to_32768_operand): Likewise.
18918 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18921 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18923 (sse4_1_insertps): Likewise.
18924 (*sse4_1_extractps): Likewise.
18925 (sse4_1_ptest): Likewise.
18926 (sse4_1_mulv2siv2di3): Likewise.
18927 (*sse4_1_mulv4si3): Likewise.
18928 (*sse4_1_smax<mode>3): Likewise.
18929 (*sse4_1_umax<mode>3): Likewise.
18930 (*sse4_1_smin<mode>3): Likewise.
18931 (*sse4_1_umin<mode>3): Likewise.
18932 (sse4_1_eqv2di3): Likewise.
18933 (*sse4_1_pinsrb): Likewise.
18934 (*sse4_1_pinsrd): Likewise.
18935 (*sse4_1_pinsrq): Likewise.
18936 (*sse4_1_pextrb): Likewise.
18937 (*sse4_1_pextrb_memory): Likewise.
18938 (*sse4_1_pextrw_memory): Likewise.
18939 (*sse4_1_pextrq): Likewise.
18940 (sse4_1_blendpd): Likewise.
18941 (sse4_1_blendps): Likewise.
18942 (sse4_1_blendvpd): Likewise.
18943 (sse4_1_blendvps): Likewise.
18944 (sse4_1_dppd): Likewise.
18945 (sse4_1_dpps): Likewise.
18946 (sse4_1_movntdqa): Likewise.
18947 (sse4_1_mpsadbw): Likewise.
18948 (sse4_1_packusdw): Likewise.
18949 (sse4_1_pblendvb): Likewise.
18950 (sse4_1_pblendw): Likewise.
18951 (sse4_1_phminposuw): Likewise.
18952 (sse4_1_extendv8qiv8hi2): Likewise.
18953 (*sse4_1_extendv8qiv8hi2): Likewise.
18954 (sse4_1_extendv4qiv4si2): Likewise.
18955 (*sse4_1_extendv4qiv4si2): Likewise.
18956 (sse4_1_extendv2qiv2di2): Likewise.
18957 (*sse4_1_extendv2qiv2di2): Likewise.
18958 (sse4_1_extendv4hiv4si2): Likewise.
18959 (*sse4_1_extendv4hiv4si2): Likewise.
18960 (sse4_1_extendv2hiv2di2): Likewise.
18961 (*sse4_1_extendv2hiv2di2): Likewise.
18962 (sse4_1_extendv2siv2di2): Likewise.
18963 (*sse4_1_extendv2siv2di2): Likewise.
18964 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18965 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18966 (sse4_1_zero_extendv4qiv4si2): Likewise.
18967 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18968 (sse4_1_zero_extendv2qiv2di2): Likewise.
18969 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18970 (sse4_1_zero_extendv4hiv4si2): Likewise.
18971 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18972 (sse4_1_zero_extendv2hiv2di2): Likewise.
18973 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18974 (sse4_1_zero_extendv2siv2di2): Likewise.
18975 (*sse4_1_zero_extendv2siv2di2): Likewise.
18976 (sse4_1_roundpd): Likewise.
18977 (sse4_1_roundps): Likewise.
18978 (sse4_1_roundsd): Likewise.
18979 (sse4_1_roundss): Likewise.
18980 (mulv4si3): Don't expand for SSE4.1.
18981 (smax<mode>3): Likewise.
18982 (umaxv4si3): Likewise.
18983 (uminv16qi3): Likewise.
18984 (umin<mode>3): Likewise.
18985 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18987 * doc/extend.texi: Document SSE4.1 built-in functions.
18989 * doc/invoke.texi: Document -msse4.1.
18991 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18993 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18994 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18995 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18996 (ASM_SPEC): Add asm_pcrel_spec.
18997 (EXTRA_SPECS): Add asm_pcrel_spec.
18999 2007-05-21 David Daney <ddaney@avtrex.com>
19001 * doc/install.texi (Building a cross compiler): Add requirements
19002 for Java cross compiler.
19004 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19006 PR middle-end/31995
19007 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19008 Add loopno argument. Use evolution_function_is_invariant_rec_p
19009 instead of evolution_function_is_constant_p.
19010 Update calls to evolution_function_is_affine_multivariate_p.
19011 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19012 Add loopno argument.
19013 * tree-scalar-evolution.c (gather_chrec_stats): Call
19014 evolution_function_is_affine_multivariate_p with a loop
19016 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19017 (analyze_overlapping_iterations): Likewise.
19018 (access_functions_are_affine_or_constant_p): Likewise.
19019 (build_classic_dist_vector_1): If the access functions
19020 are equal, don't do anything.
19022 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19023 Paolo Carlini <pcarlini@suse.de>
19024 Uros Bizjak <ubizjak@gmail.com>
19026 * c-cppbuiltin.c (c_cpp_builtins): Define
19027 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19028 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19029 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19030 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19032 2007-05-21 Mike Stump <mrs@apple.com>
19034 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19036 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19038 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19040 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19041 implementation if __OPTIMIZE__ is not defined.
19042 (_mm_alignr_pi8): Ditto.
19043 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19044 (_mm_inserti_si64): Ditto.
19045 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19046 (_mm_slli_epi16): Ditto.
19047 (_mm_slli_epi32): Ditto.
19048 (_mm_slli_epi64): Ditto.
19049 (_mm_srai_epi16): Ditto.
19050 (_mm_srai_epi32): Ditto.
19051 (_mm_srli_si128): Ditto.
19052 (_mm_slli_si128): Ditto.
19053 (_mm_srli_epi16): Ditto.
19054 (_mm_srli_epi32): Ditto.
19055 (_mm_srli_epi64): 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_extract_pi16): Ditto.
19062 (_m_pextrw): Ditto.
19063 (_mm_insert_pi16): Ditto.
19064 (_m_pinsrw): Ditto.
19065 (_mm_shuffle_pi16): Ditto.
19066 (_m_pshufw): Ditto.
19067 (_mm_shufle_ps): Ditto.
19068 (_mm_prefetch): Ditto.
19070 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19072 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19073 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19074 * real.c (encode_i370_single, decode_i370_single,
19075 encode_i370_double, decode_i370_double): Functions removed.
19076 (i370_single_format, i370_double_format): Initializations removed.
19077 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19078 Consider the log2_b field to always be one.
19079 (ieee_single_format, mips_single_format, coldfire_single_format,
19080 ieee_double_format, mips_double_format, coldfire_double_format,
19081 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19082 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19083 ibm_extended_format, mips_extended_format, ieee_quad_format,
19084 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19085 decimal_single_format, decimal_double_format, decimal_quad_format,
19086 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19087 initialization of log2_b.
19088 * real.h (i370_single_format, i370_double_format): Declarations
19090 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19091 field to always be one.
19093 2007-05-21 Andreas Schwab <schwab@suse.de>
19095 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19096 NOTE_INSN_BASIC_BLOCK_P.
19097 (process_for_unwind_directive): Likewise.
19099 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19101 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19102 * function.h (struct function): Move va_list_gpr_size,
19103 va_list_fpr_size, function_frequency to front of bitfields. Add
19105 (current_function_calls_unwind_init): New.
19106 * except.c (expand_builtin_unwind_init): Set
19107 current_function_calls_unwind_init not
19108 current_function_has_nonlocal_label.
19109 * reload1.c (has_nonexceptional_receiver): New.
19110 (reload): Use it and current_function_calls_unwind_init to
19111 determine whether call-saved regs must be saved.
19113 2007-05-20 Jan Hubicka <jh@suse.cz>
19115 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19116 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19117 * ddg.c (create_ddg): LIkewise.
19118 * final.c (final): Remove hunk moving line number notes around since
19119 they are no longer present at this stage.
19120 (final_scan_insn): Use NOTE_KIND instead of
19121 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19122 (output_asm_label): Likewise.
19123 * reorg.c (dbr_schedule): Likewise.
19124 * haifa-sched.c (unlink_other_notes): Likewise.
19125 * mode-switching.c (optimize_mode_switching): Likewise.
19126 * graph.c (start_bb): Likewise.
19127 * rtl.def (NOTE): Update description.
19128 * jump.c (squeeze_notes): Delete.
19129 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19130 NOTE_INSN_BASIC_BLOCK_P when possible.
19131 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19132 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19133 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19134 (dwarf2out_var_location): Likewise.
19135 * cfgbuild.c (make_edges): Likewise.
19136 (find_basic_blocks_1): Likewise.
19137 * function.c (reorder_blocks_1): Likewise.
19138 (epilogue_done): Likewise.
19139 (reposition_prologue_and_epilogue_notes): Likewise.
19140 * print-rtl.c (print_rtx): Likewise; drop code for printing
19142 (print_rtl): Likewise.
19143 (print_rtl_single): Likewise.
19144 * gcse.c (insert_insn_start_bb): Likewise.
19145 * alias.c (init_alias_analysis): Likewise.
19146 * calls.c (fixup_tail_calls): Likewise.
19147 * except.c (sjlj_emit_function_enter): Likewise.
19148 * emit-rtl.c (add_insn_after): Likeiwse.
19149 (emit_label_before): Likewise.
19150 (emit_label_after): Likewise.
19151 (emit_note_before, emit_note_after, emit_note): Update
19152 parameter to be enum insn_note; do not deal with source
19154 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19155 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19157 (merge_blocks_move_successor_nojumps): Simplify now when
19158 we don't have BLOCK notes.
19159 (try_optimize_cfg): Likewise.
19160 * cfglayout.c (skip_insns_after_block): Likewise.
19161 (record_effective_endpoints): Likewise.
19162 (duplicate_insn_chain): Likewise.
19163 * varasm.c (output_constant_pool_1): Likewise.
19164 * sched-deps.c (sched_analyze): Likewise.
19165 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19167 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19168 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19169 (SET_INSN_DELETED): Simplify.
19170 (NOTE_LINE_NUMBER): Exterminate.
19171 (NOTE_LINE_KIND): New.
19172 (NOTE_INSN_BASIC_BLOCK_P): Update.
19173 (enum insn_note): Simplify.
19174 (GET_NOTE_INSN_NAME) Simplify.
19175 (emit_note_before, emit_note_after, emit_note): Update prototype.
19176 (squeeze_notes): Remove.
19177 * sched-int.h (NOTE_NOT_BB_P): Update.
19178 * resource.c (mark_target_live_regs): Update.
19179 * sched-rgn.c (debug_dependencies): Update.
19180 * sched-vis.c (print_insn): Update.
19181 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19182 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19183 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19184 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19185 (split_branches): Update.
19186 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19188 (sh_adjust_unroll_max): Exterminate.
19189 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19190 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19191 (m68hc11_reorg): Likewise.
19192 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19193 (emit_predicate_relation_info): Update.
19194 (process_for_unwind_directive): Update.
19195 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19196 (output_call): Update.
19197 * config/pa/pa.c (output_lbranch): Update.
19198 (output_millicode_call): Update.
19199 (output_call): Update.
19200 (pa_combine_instructions): Update.
19201 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19202 * config/bfin/bfin.c (gen_one_bundle): Update.
19203 * cfgrtl.c (can_delete_note_p): Update.
19204 (delete_insn): Update.
19205 (rtl_merge_blocks): Update.
19206 (commit_one_edge_insertion): Update.
19207 (rtl_verify_flow_info): Update.
19208 * stmt.c (expand_case): Do not call squeeze_notes.
19210 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19217 * c.opt (Wtype-limits): New.
19218 * doc/invoke.texi (Wtype-limits): Document it.
19219 (Wextra): Enabled by -Wextra.
19220 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19221 * c-common.c (shorten_compare): Warn with Wtype-limits.
19223 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19225 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19226 inlined function, not as a macro.
19227 (_mm_alignr_pi8): Ditto.
19228 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19229 (_mm_inserti_si64): Ditto.
19230 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19231 (_mm_extract_epi16): Ditto.
19232 (_mm_insert_epi16): Ditto.
19233 (_mm_shufflehi_epi16): Ditto.
19234 (_mm_shufflelo_epi16): Ditto.
19235 (_mm_shuffle_epi32): Ditto.
19236 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19237 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19239 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19241 (_m_to_float): Use C89 compatible assignment.
19243 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19246 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19248 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19251 * doc/invoke.texi (Wreturn-type): Complete description.
19252 (Wextra): Delete item about return-type warning.
19253 * c-decl.c: Delete redundant Wextra warning.
19255 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19258 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19259 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19260 inlined function, not as a macro.
19261 (_mm_prefetch): Ditto.
19262 (_m_pextrw): Ditto.
19263 (_mm_insert_pi16): Ditto.
19264 (_m_pinsrw): Ditto.
19265 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19266 (_m_pshufw): Ditto. Add const to __N argument.
19267 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19268 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19269 (_mm_slli_epi32): Ditto.
19270 (_mm_srli_si128): Implement as always inlined function, not as a
19271 macro. Add __inline to function declaration.
19272 (_mm_slli_si128): Ditto.
19274 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19276 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19277 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19279 (struct fenv): New structure.
19280 (FP_HANDLE_EXCEPTIONS): New define.
19281 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19282 (_FP_DECL_EXP): New define.
19283 (FP_INIT_ROUNDMODE): New define.
19284 (FP_ROUNDMODE): New define.
19286 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19288 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19289 (Wconversion): Update description.
19290 (Wconversion-sign): New.
19291 * c.opt (Wconversion-sign): New.
19292 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19293 means disabled for C++. Otherwise, take the status of Wconversion.
19294 * c-common.c (conversion_warning): Warn with either Wconversion or
19296 (warnings_for_convert_and_check): Conditions are already checked by
19297 conversion_warning.
19298 (convert_and_check): Don't check warnings if the conversion failed.
19300 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19301 Anatoly Sokolov <aesok@dol.ru>
19303 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19304 avr_epilogue_uses) : Add declaration.
19305 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19306 * config/avr/constraints.md (R): New constraint.
19307 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19308 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19309 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19310 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19311 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19312 call_prologue_saves, epilogue_restores, return_from_epilogue,
19313 return_from_main_epilogue, return_from_interrupt_epilogue,
19314 return_from_naked_epilogue, prologue, epilogue): New patterns.
19315 (jump): Handle symbol reference.
19316 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19317 avr_output_function_prologue, avr_output_function_epilogue): Remove
19319 (avr_init_machine_status, expand_prologue, expand_epilogue,
19320 avr_asm_function_end_prologue, avr_epilogue_uses,
19321 avr_asm_function_begin_epilogue): New functions.
19322 (prologue_size, epilogue_size, jump_tables_size): Remove global
19324 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19325 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19326 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19327 (avr_override_options): Initialise init_machine_status.
19328 (output_movhi): Handle all stack pointer loads.
19329 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19330 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19331 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19332 (EPILOGUE_USES) Redefine.
19333 (machine_function) Declare.
19335 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19337 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19338 Use a single return statement.
19340 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19342 PR middle-end/30250
19343 * builtins.c (do_mpfr_lgamma_r): New.
19344 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19345 * tree.h (CASE_FLT_FN_REENT): New.
19347 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19349 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19350 (output_die): Use 'unsigned long' with %x.
19351 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19352 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19353 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19355 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19357 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19362 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19363 true if function has no argument.
19365 2007-05-18 DJ Delorie <dj@redhat.com>
19367 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19368 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19370 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19372 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19373 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19374 count_trailing_zeros.
19375 (__i386__): Implement count_leading_zeros using __builtin_clz().
19376 Implement count_trailing_zeros usign __builtin_ctz().
19378 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19380 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19382 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19384 PR middle-end/31344
19385 * expr.c (emit_move_change_mode): Change mode of push operands here.
19387 2007-05-17 Ian Lance Taylor <iant@google.com>
19389 PR tree-optimization/31953
19390 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19391 Change all callers.
19392 (set_value_range_to_null): Call set_value_range_to_value.
19393 (extract_range_from_comparison): Likewise.
19395 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19397 * toplev.c (print_version): Output GMP/MPFR version info.
19399 * builtins.c (CASE_MATHFN_REENT): New macro.
19400 (mathfn_built_in): Use it.
19401 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19402 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19403 BUILT_IN_LGAMMAL_R): New.
19404 * doc/extend.texi: Document new builtins.
19406 PR middle-end/31796
19407 * builtins.c (do_mpfr_remquo): New.
19408 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19409 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19411 PR middle-end/30251
19412 * builtins.c (fold_builtin_1): Handle y0, y1.
19413 (fold_builtin_2): Handle yn.
19415 PR middle-end/30251
19416 * builtins.c (do_mpfr_bessel_n): New.
19417 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19418 (fold_builtin_2): Handle BUILT_IN_JN.
19420 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19423 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19424 TYPE_PRECISION (intmax_type_node).
19426 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19429 * reload.c (subst_reloads): Remove checking.
19431 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19433 PR rtl-optimization/31691
19434 * combine.c (simplify_set): Build a new src pattern instead of
19435 substituting its operands in the COMPARE case.
19437 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19439 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19440 (execute_vrp): Preserve loops through jump threading.
19441 * tree-ssa-threadupdate.c (thread_single_edge,
19442 dbds_continue_enumeration_p, determine_bb_domination_status,
19443 thread_through_loop_header): New functions.
19444 (create_edge_and_update_destination_phis,
19445 create_edge_and_update_destination_phis): Set loops for the new blocks.
19446 (prune_undesirable_thread_requests): Removed.
19447 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19449 (thread_block): Do not call prune_undesirable_thread_requests.
19451 (mark_threaded_blocks): Select edges to thread here.
19452 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19453 Thread edges through loop headers independently.
19454 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19455 * tree-pass.h (TODO_mark_first_instance): New.
19456 (first_pass_instance): Declare.
19457 * cfghooks.c (duplicate_block): Put the block to the original loop
19458 if copy is not specified.
19459 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19460 jump threading. Pass may_peel_loop_headers to
19461 thread_through_all_blocks according to first_pass_instance.
19462 * cfgloop.h (create_preheader): Declare.
19463 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19464 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19465 * passes.c (first_pass_instance): New variable.
19466 (next_pass_1): Set TODO_mark_first_instance.
19467 (execute_todo): Set first_pass_instance.
19469 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19471 PR tree-optimization/24659
19472 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19473 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19474 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19475 OTI_vec_pack_ufix_trunc.
19476 (vec_unpacks_float_hi_optab): Define new macro.
19477 (vec_unpacks_float_lo_optab): Ditto.
19478 (vec_unpacku_float_hi_optab): Ditto.
19479 (vec_unpacku_float_lo_optab): Ditto.
19480 (vec_pack_sfix_trunc_optab): Ditto.
19481 (vec_pack_ufix_trunc_optab): Ditto.
19482 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19483 and vec_pack_[s|u]fix_trunc_optab using
19484 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19485 * tree-vectorizer.c (supportable_widening_operation): Handle
19486 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19487 (supportable_narrowing_operation): New function.
19488 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19489 * tree-vect-transform.c (vectorizable_conversion): Handle
19490 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19491 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19492 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19493 to check for target support.
19494 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19495 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19496 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19497 for VEC_PACK_FIX_TRUNC_EXPR.
19498 (expand_binop): Special case mode of the result for
19499 vec_pack_[u|s]fix_trunc_optab.
19500 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19501 vec_pack_[u|s]fix_trunc_optab.
19503 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19504 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19505 * tree-pretty-print.c (dump_generic_node): Handle
19506 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19507 VEC_PACK_FIX_TRUNC_EXPR.
19509 * expr.c (expand_expr_real_1): Ditto.
19510 * tree-inline.c (estimate_num_insns_1): Ditto.
19511 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19513 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19514 (vec_unpacks_float_lo_v8hi): Ditto.
19515 (vec_unpacku_float_hi_v8hi): Ditto.
19516 (vec_unpacku_float_lo_v8hi): Ditto.
19517 (vec_unpacks_float_hi_v4si): Ditto.
19518 (vec_unpacks_float_lo_v4si): Ditto.
19519 (vec_pack_sfix_trunc_v2df): Ditto.
19521 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19523 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19524 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19525 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19526 [vec_pack_ufix_trunc]: Ditto.
19527 [vec_unpacks_float_hi]: Ditto.
19528 [vec_unpacks_float_lo]: Ditto.
19529 [vec_unpacku_float_hi]: Ditto.
19530 [vec_unpacku_float_lo]: Ditto.
19532 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19534 * soft-fp/README: Update for new files.
19535 * soft-fp/floattisf.c: New file.
19536 * soft-fp/floattidf.c: New file.
19537 * soft-fp/floattitf.c: New file.
19538 * soft-fp/floatuntisf.c: New file.
19539 * soft-fp/floatuntidf.c: New file.
19540 * soft-fp/floatuntitf.c: New file.
19541 * soft-fp/fixsfti.c: New file.
19542 * soft-fp/fixdfti.c: New file.
19543 * soft-fp/fixtfti.c: New file.
19544 * soft-fp/fixunssfti.c: New file.
19545 * soft-fp/fixunsdfti.c: New file.
19546 * soft-fp/fixunstfti.c: New file.
19547 * soft-fp/extendxftf.c: New file.
19548 * soft-fp/trunctfxf.c: New file.
19550 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19551 (__trunctfxf2): Ditto.
19553 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19554 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19555 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19556 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19557 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19558 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19560 * config/i386/t-fprules-softfp64: New file.
19561 * config/i386/sfp-machine.h: New file.
19562 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19563 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19564 and soft-fp/t-softfp to tmake_file.
19565 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19566 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19568 * config/i386/t-linux64 (softfp_wrap_start): New.
19569 (softfp_wrap_end): New.
19570 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19571 supported for TARGET_64BIT.
19573 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19575 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19576 c_common_unsigned_type behavior.
19578 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19580 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19583 2007-05-16 Eric Christopher <echristo@apple.com>
19585 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19586 saving after stack push. Set sp_offset whenever we push.
19587 (rs6000_emit_epilogue): Move altivec register restore before
19590 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19592 * configure.ac: Allow sysroots to be relocated under $prefix as
19593 well as $exec_prefix.
19594 * configure: Regenerate.
19596 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19600 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19602 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19603 (gcc_tooldir): Likewise.
19604 * configure: Regenerate.
19605 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19606 old configure.ac gcc_tooldir setting.
19607 (prefix_to_exec_prefix): New variable.
19608 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19609 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19611 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19613 * c-typeck.c (build_binary_op): Return early for error.
19615 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19617 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19618 struct nb_iter_bound.
19619 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19620 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19621 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19622 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19623 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19624 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19625 (del_scev_info): Use ggc_free.
19626 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19627 * loop-init.c: Include ggc.h.
19628 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19629 (loop_optimizer_finalize): Use ggc_free.
19630 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19631 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19632 pass_iv_optimize): Add TODO_ggc_collect.
19633 * function.h (struct function): Remove skip marker from
19635 * cfgloop.c: Include ggc.h.
19636 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19638 (establish_preds): Vector superloops is gc allocated.
19639 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19641 (flow_loops_find): Vector larray is gc allocated.
19642 (loop_exit_free): Use ggc_free.
19643 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19644 that head of exits list is now not a part of struct loop.
19645 (record_loop_exits): Allocate exits table in gc memory.
19646 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19647 that head of exits list is now not a part of struct loop.
19648 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19649 struct loop_exit): Add GTY marker.
19650 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19651 Add skip marker to aux field. Make head of exits list a separate
19653 (struct loops): Add GTY marker. Make larray vector gc allocated.
19654 Add param marker to exits table.
19655 (get_loops): Type changed.
19656 * Makefile.in (tree-scalar-evolution.o): Add
19657 gt-tree-scalar-evolution.h dependency.
19658 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19659 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19660 * basic-block.h (struct basic_block_def): Remove skip marker from
19663 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19665 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19666 of 0 in the call to expand_expr().
19667 (expand_builtin_mathfn_3): Ditto.
19668 (expand_builtin_interclass_mathfn): Ditto.
19669 (expand_builtin_cexpi): Ditto.
19670 (expand_builtin_int_roundingfn): Ditto.
19671 (expand_builtin_int_roundingfn_2): Ditto.
19672 (expand_builtin_pow): Ditto.
19673 (expand_builtin_powi): Ditto.
19674 (expand_builtin_bswap): Ditto.
19675 (expand_builtin_unop): Ditto.
19676 (expand_builtin_fabs): Ditto.
19677 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19678 the call to expand_expr().
19679 (expand_builtin_sync_operation): Ditto.
19680 (expand_builtin_compare_and_swap): Ditto.
19681 (expand_builtin_lock_test_and_set): Ditto.
19682 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19683 instead of 0 in the call to expand_expr().
19684 (expand_builtin_extract_return_addr): Ditto.
19685 (expand_builtin_eh_return): Ditto.
19686 (expand_eh_return): Ditto.
19687 * explow.c (expr_size): Ditto.
19688 * expr.c (optimize_bitfield_assignment_op): Ditto.
19689 (expand_assignement): Ditto.
19690 (store_expr): Ditto.
19691 (store_field): Ditto.
19692 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19693 the call to expand_expr().
19694 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19695 in the call to expand_expr().
19696 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19697 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19698 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19700 * optabs.c (expand_vec_shift_expr): Ditto.
19701 (expand_vec_cond_expr): Ditto.
19702 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19703 call to expand_expr().
19704 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19705 in the call to expand_expr().
19707 2007-05-14 Dave Korn <dave.korn@artimi.com>
19709 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19711 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19713 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19714 instead of c_common_unsigned_type.
19715 (c_common_unsigned_type): Remove.
19716 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19717 c_common_unsigned_type.
19718 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19719 c_common_unsigned_type.
19720 * c-common.h (c_common_unsigned_type): Remove.
19721 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19722 c_common_unsigned_type.
19723 * c-format.c (check_format_types): Use unsigned_type_for instead of
19724 c_common_unsigned_type.
19725 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19726 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19727 of c_common_unsigned_type.
19728 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19729 lang_hooks.types.unsigned_type.
19730 * expmed.c (make_tree): Use unsigned_type_for instead of
19731 lang_hooks.types.unsigned_type.
19732 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19733 lang_hooks.types.unsigned_type.
19734 (build_range_check): Likewise.
19735 (fold_unary): Likewise.
19736 (fold_binary): Likewise.
19737 (fold_ternary): Likewise.
19738 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19739 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19740 * tree.c (get_unsigned_type): New.
19741 (unsigned_type_for): Use get_unsigned_type instead of
19742 lang_hooks.types.unsigned_type.
19744 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19746 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19747 to m68k_get_function_kind. Update its prototype.
19748 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19750 (m68k_interrupt_function_p): Return enum m68k_function_type
19751 instead of bool. Rename to m68k_get_function_kind.
19752 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19753 target is not fido.
19754 (m68k_compute_frame_layout): Don't mark any register for save
19755 if an interrupt_thread attribute is specified.
19756 (m68k_hard_regno_rename_ok): Update a use of
19757 m68k_interrupt_function_p.
19758 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19759 m68k_interrupt_function_p.
19760 (m68k_function_type): New.
19761 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19762 for a function with an interrupt_thread attribute.
19763 * doc/extend.texi: Document the interrupt_thread attribute.
19765 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19767 Fix PR tree-optimization/31911
19768 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19769 if they didn't change the expression.
19771 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19773 * tree-scalar-evolution.c (resolve_mixers): Exported.
19774 * tree-scalar-evolution.h (resolve_mixers): Declare.
19775 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19776 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19777 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19778 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19779 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19780 strip_conversion, analyze_offset_expr, address_analysis,
19781 object_analysis, analyze_offset): Removed.
19782 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19783 split_constant_offset, canonicalize_base_object_address,
19784 object_address_invariant_in_loop_p, disjoint_objects_p,
19785 dr_may_alias_p, dr_address_invariant_p): New functions.
19786 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19787 and dr_analyze_alias.
19788 (initialize_data_dependence_relation): Use dr_may_alias_p
19789 and object_address_invariant_in_loop_p.
19790 (compute_self_dependence): Handle the case when
19791 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19792 (find_data_references_in_stmt): Restrict the analysis of data
19793 references to the given loop nest.
19794 (find_data_references_in_loop): Made static. Pass loop nest to
19795 find_data_references_in_stmt.
19796 (compute_data_dependences_for_loop): Use DR_VOPS.
19797 (free_data_ref): Free DR_VOPS.
19798 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19799 (struct innermost_loop_behavior): ... new.
19800 (struct base_object_info): Replaced by ...
19801 (struct indices): ... new.
19802 (struct dr_alias): New.
19803 (enum data_ref_type): Removed.
19804 (struct data_reference): Consist of struct innermost_loop_behavior,
19805 struct indices and struct dr_alias.
19806 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19807 (DR_MEMTAG): Renamed to ...
19808 (DR_SYMBOL_TAG): ... this.
19809 (find_data_references_in_loop): Declaration removed.
19810 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19811 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19812 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19813 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19815 2007-05-13 Revital Eres <eres@il.ibm.com>
19817 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19818 which walks virtual def-use chains to find redundant stores.
19819 (dse_optimize_stmt): Call it.
19821 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19823 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19824 * passes.c (init_optimization_passes): Move pass_jump_bypass
19827 * basic-block.h (bb_has_eh_pred): Fix style issue.
19829 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19831 PR rtl-optimization/31848
19832 * loop-invariant.c (move_invariant_reg): If we move an insn
19833 with a REG_EQUAL note, and that insn is not always executed,
19834 remove the REG_EQUAL note.
19836 2007-05-12 Richard Guenther <rguenther@suse.de>
19838 PR tree-optimization/31797
19839 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19840 propagate into a stmt that has volatile ops.
19842 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19844 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19845 (gcc_tooldir): Likewise.
19846 * configure: Regenerate.
19847 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19848 old configure.ac gcc_tooldir setting.
19849 (prefix_to_exec_prefix): New variable.
19850 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19851 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19853 2007-05-11 Silvius Rus <rus@google.com>
19855 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19856 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19857 * c-common.h (strict_aliasing_warning): Change return type.
19858 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19859 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19860 (build_c_cast): Condition call to strict_aliasing_warning.
19861 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19862 * flags.h (set_Wstrict_aliasing): Declare.
19863 * opts.c (set_Wstrict_alising): Define, add call to.
19864 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19865 * tree-ssa-alias-warnings.c: New file.
19866 * tree-ssa-alias.c (compute_may_aliases): Add call to
19867 strict_aliasing_warning_backend.
19869 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19871 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19872 Use loop_depth and loop_outer accessor functions.
19873 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19874 determine_invariantness_stmt, move_computations_stmt): Ditto.
19875 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19876 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19877 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19878 * tree-scalar-evolution.c (interpret_loop_phi,
19879 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19880 instantiate_parameters_1, scev_const_prop): Ditto.
19881 * cfghooks.c (make_forwarder_block): Ditto.
19882 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19883 * modulo-sched.c (loop_canon_p): Ditto.
19884 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19885 slpeel_can_duplicate_loop_p): Ditto.
19886 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19887 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19888 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19889 cancel_loop, verify_loop_structure): Ditto.
19890 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19891 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19892 superloops vector instead of "pred" array.
19893 (establish_preds): Take father loop as an argument. Initialize the
19895 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19896 Do not initialize loop->outer.
19897 (flow_loop_tree_node_remove): Truncate the superloops vector.
19898 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19899 "pred" merged to "superloops" vector.
19900 (loop_depth, loop_outer): New.
19901 (fel_init): Use loop_outer.
19903 2007-05-11 Jan Hubicka <jh@suse.cz>
19905 * cgraphunit.c: Include gt-cgraphunit.h
19906 (static_ctors, static_dtors): New static vars.
19907 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19908 based on implementation in c-common.c
19909 (cgraph_finalize_function): Call record_cdtor_fn.
19910 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19911 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19912 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19913 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19914 build_cdtor, c_build_cdtor_fns): Remove.
19915 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19916 c_build_cdtor_fns): Remove prototype.
19918 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19921 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19922 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19923 * builtins.c (fold_builtin_memchr): New.
19924 (expand_builtin_memchr): Call the latter.
19925 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19926 * doc/extend.texi ([Other built-in functions provided by GCC]):
19929 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19931 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19932 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19933 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19934 PFPO_OP1_TYPE_SHIFT): Constants added.
19935 (DFP_ALL): Mode macro defined.
19936 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19937 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19938 Insn definitions added.
19939 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19940 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19943 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19945 PR tree-optimization/31885
19946 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19947 NULL_TREE to be undetermined.
19948 (automatically_generated_chrec_p): Return false for NULL.
19950 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19952 * config/bfin/bfin.h (MOVE_RATIO): Define.
19954 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19956 * config.gcc (sparc-wrs-vxworks): New target.
19957 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19958 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19959 * config/sparc/sparc.h: Include vxworks-dummy.h.
19960 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19961 include LABEL_REFs too.
19962 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19963 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19965 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19967 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19968 (sparc_emit_call_insn): New function.
19969 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19970 functions when generating VxWorks PIC.
19971 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19972 (call, call_value): Use sparc_emit_call_insn instead of
19975 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19977 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19979 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19981 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19982 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19983 split_double instead of operand_subword.
19985 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19987 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19988 * config/bfin/bfin.c (bfin_local_alignment): New function.
19989 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19991 2007-05-08 Chao-ying Fu <fu@mips.com>
19993 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19994 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19995 (smsub_widen_optab, umsub_widen_optab): Define.
19996 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19998 * genopinit.c (optabs): Fill in smsub_widen_optab and
20000 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20001 and umsub_widen_optab to implement multiply-subtract sequences.
20002 * config/mips/mips.md (*msac<u>_di): Rename to...
20003 (<u>msubsidi4): ...this. Extend condition to include
20004 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20005 of operand 0 to "ka" and use the three-operand form of msub<u>
20007 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20010 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20012 PR rtl-optimization/28011
20013 * reload.c (push_reload): Set dont_share if IN appears in OUT
20014 also when IN is a PLUS rtx.
20015 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20018 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20020 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20021 call unshare_all_decls.
20022 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20023 (unshare_all_decls): Remove.
20025 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20028 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20031 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20032 Nigel Stephens <nigel@mips.com>
20034 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20035 Update comments and all uses.
20036 (MIN_FPRS_PER_FMT): Define.
20037 * config/mips/mips.c (function_arg): Fix to correctly handle
20038 the -mips32r2 -mfp64 -mabi=32 case.
20039 (override_options): Enable use of odd-numbered registers for
20040 SFmode values on MIPS32.
20041 (mips_save_reg_p): Save whole floating-point register pair if
20042 either half is used.
20043 (compute_frame_size): Fix comment.
20045 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20047 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20048 argument of type bool.
20049 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20050 argument. Safely select temporary P register according to it.
20051 (do_link): Change call site of add_to_reg accordingly.
20052 (do_unlink): Add epilogue_p as a fourth argument and pass it
20054 (expand_interrupt_handler_epilogue): Change call of do_unlink
20056 (bfin_expand_prologue): Add a third argument sibcall_p.
20057 * config/bfin/bfin.md (epilogue): Change call of
20058 bfin_expand_epilogue accordingly.
20059 (sibcall_epilogue): Likewise.
20060 (eh_return_internal): Likewise.
20062 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20063 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20064 * config/bfin/bfin.c (bfin_handle_option): Handle
20065 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20066 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20067 Support bf534, bf536 and bf561.
20068 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20070 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20073 * config/i386/i386.c (ix86_function_regparm): Process local
20074 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20076 2007-05-07 Mike Stump <mrs@apple.com>
20078 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20079 also checks for and while statements in C++.
20081 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20083 * gcc.c (at_file_supplied): New variable.
20084 (main): Set it if we expanded argv.
20085 (do_spec_1): Pass an @-file to the linker if we were called with
20086 an @-file argument and HAVE_GNU_LD.
20087 * collect2.c (at_file_supplied): New variable.
20088 (response_file): New variable.
20089 (collect_exit): Unlink response_file if necessary.
20090 (handler): Likewise.
20091 (do_wait): Likewise.
20092 (main): Set at_file_supplied if we expanded argv.
20093 (collect_execute): Pass an @-file to subprocesses if we were called
20094 with an @-file argument.
20095 * configure.ac: Add define for HAVE_GNU_LD.
20096 * configure: Regenerate.
20097 * config.in: Regenerate.
20099 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20101 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20102 operand to HI mode.
20107 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20109 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20110 (TARGET_ENCODE_SECTION_INFO): Re-define.
20111 (m32c_encode_section_info): New
20112 (function_vector_handler): New
20113 (current_function_special_page_vector): New
20114 (m32c_special_page_vector_p): New.
20115 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20117 * config/m32c/jump.md: Added instruction JSRS for functions
20118 with attribute "function_vector".
20119 * doc/extend.texi (function_vector): Added description
20120 for M16C, M32C targets.
20122 2007-05-07 DJ Delorie <dj@redhat.com>
20125 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20126 ashrpsi3, lshrpsi3): Update shift count constraint.
20128 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20129 Nathan Froyd <froydnj@codesourcery.com>
20132 * c-incpath.c (add_path): Strip trailing path separators.
20134 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20136 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20137 Free dominance info before purging EH edges.
20138 (eliminate_degenerate_phis): Likewise.
20139 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20141 2007-05-07 Jan Hubicka <jh@suse.cz>
20143 * gimplify.c (gimplify_expr): Do not crash when folding
20144 (void *)(int)&a + 4.
20146 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20149 * c-opts.c (lang_fortran): Make it non static.
20150 * c-common.h (lang_fortran): New prototype.
20151 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20152 -lang-fortran option was passed by the driver.
20154 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20156 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20157 of ASSERT_CHECKING. Tweak message.
20159 2007-05-06 Revital Eres <eres@il.ibm.com>
20162 * loop-unroll.c (insert_var_expansion_initialization):
20163 Initialize the expansions with -zero instead of +zero.
20165 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20167 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20168 into pic and non-pic versions. Mark r19 as used for
20169 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20170 for tgd_load, tld_load and tie_load .
20171 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20172 version of tgd_load, tld_load and tie_load depending on the
20175 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20176 Jakub Jelinek <jakub@redhat.com>
20178 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20179 (__do_global_dtors_aux): Use more paranoid loop to run
20180 destructors if HIDDEN_DTOR_LIST_END.
20181 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20183 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20185 * varasm.c (align_variable): Don't increase alignment for
20186 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20187 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20189 2007-05-04 Josh Conner <jconner@apple.com>
20191 * basic-block.h (cdi_direction): Assign values to all enumeration
20193 (dom_computed): Remove.
20194 (dom_info_state): New.
20195 (set_dom_info_availability): New.
20196 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20197 walk_data.dom_direction.
20198 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20199 instead of dom_computed[].
20200 (split_edge): Likewise.
20201 (create_basic_block): Likewise.
20202 (merge_blocks): Likewise.
20203 * ifcvt.c (find_if_header): Likewise.
20204 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20205 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20206 * tree-ssa.c (verify_ssa): Likewise.
20207 * tree-cfg.c (tree_verify_flow_info): Likewise.
20208 (remove_edge_and_dominated_blocks): Likewise.
20209 * dominance.c (dom_computed): Make static.
20210 (calc_dfs_tree_nonrec): Change third param to a bool.
20211 (calc_dfs_tree): Change second param to a bool.
20212 (calc_idioms): Change second param to a bool. Use
20213 dom_convert_dir_to_idx.
20214 (init_dom_info): Validate dir before using.
20215 (dom_convert_dir_to_idx): New.
20216 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20217 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20218 (free_dominance_info): Use dom_convert_dir_to_idx.
20219 (get_immediate_dominator): Likewise.
20220 (set_immediate_dominator): Likewise.
20221 (get_dominated_by): Likewise.
20222 (redirect_immediate_dominators): Likewise.
20223 (nearest_common_denominator): Likewise.
20224 (dominated_by_p): Likewise.
20225 (bb_dom_dfs_in): Likewise.
20226 (bb_dom_dfs_out): Likewise.
20227 (recount_dominator): Likewise.
20228 (iterate_fix_dominators): Likewise.
20229 (add_to_dominance_info): Likewise.
20230 (delete_from_dominance_info): Likewise.
20231 (first_dom_son): Likewise.
20232 (next_dom_son): Likewise.
20233 (dom_info_available_p): Likewise.
20234 (dom_info_state): New.
20235 (set_dom_info_availability): New.
20237 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20239 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20241 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20243 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20245 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20246 (subdi3, subdi_carry): Delete.
20248 2007-05-04 Jan Hubicka <jh@suse.cz>
20249 Richard Guenther <rguenther@suse.de>
20251 * opts.c (decode_options): Do not fiddle with inlining
20252 parameters in case of optimizing for size.
20253 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20254 for size do nothing.
20255 (cgraph_decide_inlining_of_small_function): When optimizing for
20256 size never inline functions increasing caller size.
20257 (cgraph_early_inlining): Inline for size when optimizing for size.
20259 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20261 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20262 logical operations piecewise.
20263 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20264 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20265 subdi_sesidi_di): Delete.
20266 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20267 the generated sequence. Allow three-reg add in constraints. Rewrite
20268 the rtl expression for carry to avoid zero_extend of a constant.
20269 (sub_with_carry): New pattern.
20270 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20271 different sequence not involving jumps.
20272 (notbi): Now a named pattern.
20274 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20276 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20277 Add the note about a significant loss of accuracy of some
20278 mathematical routines when these options are used.
20280 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20282 * haifa-sched.c (rtx_vec_t): New typedef.
20283 (contributes_to_priority_p): Extract piece of priority () into new
20285 (priority): Use the function. Add assertion.
20286 (rank_for_schedule, set_priorities): Add assertion to check that
20287 insn's priority is initialized.
20288 (clear_priorities, calc_priorities): Change signature. Make it update
20289 all relevant insns. Update all callers ('add_to_speculative_block ()'
20290 and 'create_block_check_twin ()').
20291 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20292 Add new field 'priority_status'.
20293 (INSN_PRIORITY_STATUS): New macro.
20294 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20296 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20298 * sched-ebb.c (debug_ebb_dependencies): New static function.
20299 (init_ready_list): Use it.
20301 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20302 with changed signature and 'debug_rgn_dependencies ()'.
20303 (debug_rgn_dependencies): New static function.
20304 (init_ready_list): Use it.
20306 * sched-int.h (debug_dependencies): Declare.
20308 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20310 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20312 2007-05-04 Dirk Mueller <dmueller@suse.de>
20314 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20316 2007-05-03 Jan Hubicka <jh@suse.cz>
20318 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20319 ((T1)X op (T1)Y), for pointer type in more cases than before.
20321 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20323 * tree-object-size.c (plus_expr_object_size): When operand size is
20324 unknown, return unknown.
20326 2007-05-03 Dirk Mueller <dmueller@suse.de>
20328 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20330 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20333 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20335 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20337 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20339 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20341 * config/soft-fp/double.h, config/soft-fp/extended.h,
20342 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20343 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20344 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20345 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20348 2007-05-03 Ian Lance Taylor <iant@google.com>
20350 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20351 MASK_PPC_GFXOPT for 8540 or 8548.
20353 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20355 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20356 vect_print_dump_info() to output debug information.
20358 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20361 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20362 operands of size 2 when operand is not MEM_P.
20364 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20366 PR tree-optimization/30565
20367 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20369 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20371 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20372 (umulsi3_highpart): Use them.
20373 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20374 for final accumulator to D regisster tranfser.
20376 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20378 PR tree-optimization/31699
20379 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20381 (vect_enhance_data_refs_alignment): Compute peel amount using
20382 TYPE_VECTOR_SUBPARTS instead of vf.
20383 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20385 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20388 * system.h: Remove inclusion of double-int.h
20389 * tree.h: Include double-int.h
20390 * gengtype.c: Likewise
20391 * cfgloop.h: Likewise
20392 * Makefile.in: Adjust dependencies on double-int.h
20394 2007-05-02 Eric Christopher <echristo@apple.com>
20396 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20397 -shared to -Zdynamiclib.
20399 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20402 * c-common.c (strip_pointer_or_array_types): New function.
20403 * c-common.h (strip_pointer_or_array_types): New function declaration.
20405 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20407 PR tree-optimization/31771
20408 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20410 2007-05-02 Paul Brook <paul@codesourcery.com>
20412 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20414 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20416 PR middle-end/29715
20417 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20420 2007-05-02 Nick Clifton <nickc@redhat.com>
20422 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20424 2007-05-02 Richard Guenther <rguenther@suse.de>
20426 PR tree-optimization/31146
20427 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20428 argument, single_use_p. If we have a single use that is
20429 a conversion to the definition rhs type, propagate that rhs.
20430 (forward_propagate_addr_expr): Pass single_use_p argument
20431 to forward_propagate_addr_expr_1.
20433 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20435 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20438 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20440 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20441 'AMD Family 10 core'.
20443 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20445 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20446 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20447 with SSE3 instruction set support.
20448 * doc/invoke.texi: Likewise.
20450 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20452 * config/i386/i386.c (override_options): Tuning 32-byte loop
20453 alignment for amdfam10 architecture. Increasing the max loop
20454 alignment to 24 bytes.
20456 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20458 * config/m68k/constraints.md: New.
20459 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20460 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20461 EXTRA_CONSTRAINT): Remove.
20462 * config/m68k/m68k.md: Include constraints.md.
20463 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20465 2007-05-01 Ian Lance Taylor <iant@google.com>
20467 PR tree-optimization/31739
20468 * tree-vrp.c (vrp_val_is_max): New static function.
20469 (vrp_val_is_min): New static function.
20470 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20472 (set_value_range): Use vrp_val_is_{max,min}.
20473 (extract_range_from_assert): Likewise.
20474 (extract_range_from_binary_expr): Likewise.
20475 (extract_range_from_unary_expr): Likewise.
20476 (dump_value_range, vrp_meet): Likewise.
20477 (vrp_visit_phi_node): Likewise.
20478 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20480 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20482 * config/i386/gmon-sol2.c (size_t): New type.
20483 (intptr_t): Likewise.
20484 (s_textsize): Declare as size_t.
20486 (monstartup): Use size_t for sizes.
20487 (_mcount): Save and restore registers.
20488 (internal_mcount): Pass 0 as the first argument to monstartup
20490 (moncontrol): Convert pointer to appropriately sized integer
20491 before passing to profil.
20493 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20495 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20496 __NO_FPRS__, not just if _SOFT_DOUBLE.
20497 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20498 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20499 also for E500 double.
20500 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20501 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20504 2007-05-01 Richard Guenther <rguenther@suse.de>
20506 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20509 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20511 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20513 2007-05-01 Jan Hubicka <jh@suse.cz>
20515 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20518 2007-05-01 Jan Hubicka <jh@suse.cz>
20520 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20521 (maybe_fold_offset_to_reference): Declare.
20522 * fold-const.c (fold_unary): Do not fold
20523 (type *)&A into &A->field_of_type_and_offset_0
20524 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20525 size is unknown, give up.
20526 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20528 (maybe_fold_offset_to_reference): New.
20529 (maybe_fold_stmt_indirect): Use it.
20530 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20531 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20533 (gimplify_expr): Likewise for plus_expr.
20535 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20537 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20538 bsi_after_labels. Always insert statements before bsi.
20539 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20540 * predict.c (apply_return_prediction): Check for empty blocks.
20541 * cfgexpand.c (lab_rtx_for_bb): New variable.
20542 (label_rtx_for_bb): Do not create new tree labels.
20543 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20544 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20545 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20547 (label_for_bb): Add field used.
20548 (update_eh_label, main_block_label): Mark the label used.
20549 (cleanup_dead_labels): Remove unused labels.
20551 2007-05-01 Richard Guenther <rguenther@suse.de>
20553 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20554 if it is not about to be set.
20555 (get_value_range): Do not pre-allocate equiv bitmap.
20556 (update_value_range): No need to clear equiv field.
20557 (add_equivalence): Change prototype to get bitmap pointer.
20558 Allocate bitmap here if it is not already.
20559 (extract_range_from_assert): Do not allocate bitmap here.
20560 Update callers to add_equivalence.
20561 (extract_range_from_ssa_name): Likewise.
20562 (get_vr_for_comparison): New static helper.
20563 (compare_name_with_value): Handle NULL equiv bitmap by
20564 peeling the first iteration of the comparison loop.
20565 Use get_vr_for_comparison.
20566 (compare_names): Handle NULL equiv bitmaps by using fake
20567 ones. Use get_vr_for_comparison.
20569 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20571 * double-int.c (mpz_set_double_int): Moved from
20572 tree-ssa-loop-niter.c.
20573 (mpz_get_double_int): Likewise; also, add option to wrap
20574 out-of-range integers.
20575 * double-int.h: New prototypes for above.
20576 * tree.c (get_static_type_bounds): Moved from
20577 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20578 TYPE_MAX_VALUE if they exist..
20579 * tree.h: New prototype for above.
20580 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20581 get_type_bounds calls.
20582 (mpz_set_double_int): Move to double-int.c.
20583 (get_type_bounds): Move to tree.c, rename to
20584 get_static_type_bounds.
20585 (mpz_to_double_int): Move to double-int.c, rename to
20586 mpz_get_double_int.
20588 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20590 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20591 DIV0 exception can fall through to a normal return.
20593 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20595 PR middle-end/22156
20596 Temporarily revert:
20597 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20598 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20599 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20600 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20601 initialize align to silence bogus warning.
20602 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20603 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20605 (struct sra_walk_fns): Remove use_all parameter from use.
20606 (sra_hash_tree): Handle BIT_FIELD_REFs.
20607 (sra_elt_hash): Don't hash bitfld blocks.
20608 (sra_elt_eq): Skip them in parent compares as well. Handle
20610 (sra_walk_expr): Don't maintain or pass down use_all_p.
20611 (scan_use): Remove use_all parameter.
20612 (scalarize_use): Likewise. Re-expand assignment to
20613 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20614 output, and re-scalarize after output. Don't mark anything
20616 (scalarize_ldst): Adjust.
20617 (scalarize_walk_gimple_modify_statement): Likewise.
20618 (build_element_name_1): Handle BIT_FIELD_REFs.
20619 (instantiate_element): Don't warn for any element whose parent
20620 is used as a whole.
20621 (instantiate_missing_elements_1): Return the sra_elt.
20622 (canon_type_for_field): New.
20623 (try_instantiate_multiple_fields): New.
20624 (instantiate_missing_elemnts): Use them.
20625 (mark_no_warning): Removed.
20626 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20627 (REPLDUP, sra_build_elt_assignment): New.
20628 (generate_copy_inout): Use them.
20629 (generate_element_copy): Likewise. Handle bitfld differences.
20630 (generate_element_zero): Don't recurse for blocks. Use
20631 sra_build_elt_assignment.
20632 (generate_one_element_int): Take elt instead of var. Use
20633 sra_build_elt_assignment.
20634 (generate_element_init_1): Adjust.
20635 (scalarize_use, scalarize_copy): Use REPLDUP.
20636 (scalarize_ldst): Move assert before dereference.
20637 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20639 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20642 * tree.c (reconstruct_complex_type): Reconstruct a reference
20644 Also use the same mode for the pointer as the old pointer type.
20646 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20648 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20651 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20653 PR rtl-optimization/31676
20654 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20655 (df_refs_record): Call it.
20657 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20659 * rtl.def (SS_ABS): New code.
20660 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20661 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20662 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20663 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20664 (bfin_init_builtins): Define them.
20665 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20666 (bfin_expand_builtin): ... and handle the others here.
20667 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20668 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20669 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20670 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20671 operand is only HImode.
20673 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20675 * regclass.c (scan_one_insn): Remove splitting of
20678 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20679 Nigel Stephens <nigel@mips.com>
20681 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20683 2007-04-28 Jan Hubicka <jh@suse.cz>
20685 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20686 insn_locators_alloc instead of insn_locators_initialize;
20687 call reset_block_changes.
20688 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20689 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20690 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20691 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20692 * config/score/score.c (th_output_mi_thunk): Likewise.
20693 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20694 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20695 tolerate uninitialized locator info.
20698 * function.c (init_function_start): Don't init line number info.
20699 (expand_function_end): Update.
20700 (reset_block_changes, record_block_change, finalize_block_changes,
20701 check_block_change, free_block_changes): Kill.
20702 * function.h (reset_block_changes, record_block_change,
20703 finalize_block_changes, check_block_change, free_block_changes):
20705 (struct function): Remove ib_boundaries_block.
20706 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20707 Use curr_insn_locator to initialize locator.
20708 (emit_line_note): Remove.
20709 * cfgexpand.c (expand_gimple_cond_expr): Update.
20710 (construct_exit_block): Likewise.
20711 (tree_expand_cfg): Initialize/finalize locators.
20712 * expr.c (expand_expr_real): Update.
20713 * cfglayout.c (line_locators_locs, line_locators_lines,
20714 file_locators_locs, file_locators_files): Remove.
20715 (set_block_levels): Move to cfgexpand.c.
20716 (insn_locators_initialize): Remove.
20717 (pass_insn_locators_initialize): Remove.
20718 (locations_locators_locs, locations_locators_vals): New static vars.
20719 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20721 (insn_locators_alloc, insn_locators_finalize,
20722 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20724 (locator_location): New.
20725 (locator_line, locator_file): Rewrite.
20726 * rtl.h (emit_line_note): Kill.
20727 (insn_locators_alloc, insn_locators_finalize,
20728 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20730 * tree-inline.c (initialize_cfun): Do not initialize
20731 ib_boundaries_block.
20732 * passes.c (pass_insn_locators_initialize): Remove.
20734 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20736 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20737 info. Update last_basic_block correctly.
20739 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20742 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20743 register itself to hold the offset constant. Tell flow the use
20744 of r4 and r5 when they are used.
20746 2007-04-27 Richard Guenther <rguenther@suse.de>
20748 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20749 if we simplified anything.
20750 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20751 warnings until we did a simplification and the stmt was not
20752 marked as TREE_NO_WARNING.
20754 2007-04-27 Mike Stump <mrs@apple.com>
20756 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20758 2007-04-27 Ian Lance Taylor <iant@google.com>
20760 PR middle-end/31710
20761 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20762 TYPE_MAX_VALUE exist, convert them to the new type.
20764 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20766 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20767 if it claims to be available.
20768 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20769 edge is redirected.
20770 (perform_tree_ssa_dce): Always free postdominators.
20772 2007-04-27 Richard Henderson <rth@redhat.com>
20774 * config/alpha/predicates.md (aligned_memory_operand): Mark
20775 as define_special_predicate.
20776 (unaligned_memory_operand, normal_memory_operand): Likewise.
20777 (reg_or_unaligned_mem_operand): Remove.
20778 (any_memory_operand): Match the documentation and check for
20779 non-renumbered pseudos during reload.
20780 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20781 alpha_secondary_reload_class, update to new interface, make static.
20782 Handle CQImode like HImode. Remove FP subreg check.
20783 (alpha_expand_mov): Use replace_equiv_address.
20784 (alpha_expand_mov_nobwx): Use any_memory_operand.
20785 (TARGET_SECONDARY_RELOAD): New.
20786 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20787 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20788 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20789 * config/alpha/alpha.md: ... here.
20790 (RELOAD12, reloadmode): New.
20792 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20793 Don't handle the aligned case here.
20794 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20795 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20796 reload_inhi_help. Don't expect a scratch register.
20797 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20799 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20801 2007-04-27 Richard Guenther <rguenther@suse.de>
20803 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20805 2007-04-27 Richard Guenther <rguenther@suse.de>
20807 PR tree-optimization/30965
20808 PR tree-optimization/30978
20809 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20810 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20811 (find_equivalent_equality_comparison): Likewise.
20812 (simplify_cond): Likewise.
20813 (get_prop_source_stmt): New helper.
20814 (get_prop_dest_stmt): Likewise.
20815 (can_propagate_from): Likewise.
20816 (remove_prop_source_from_use): Likewise.
20817 (combine_cond_expr_cond): Likewise.
20818 (forward_propagate_comparison): New function.
20819 (forward_propagate_into_cond): Rewrite to use fold for
20821 (tree_ssa_forward_propagate_single_use_vars): Call
20822 forward_propagate_comparison to propagate comparisons.
20824 2007-04-27 Richard Guenther <rguenther@suse.de>
20826 PR tree-optimization/31715
20827 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20828 sure to do computation on the offset in an appropriate
20831 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20833 * reload.h (elimination_target_reg_p): Declare.
20834 * reload.c (find_reloads): Don't apply the reg_rtx move
20835 optimization if the SET_DEST satisfies elimination_target_reg_p.
20836 * reload1.c (elimination_target_reg_p): New function.
20837 (gen_reload): In the move/add2 fallback, make sure that op0
20838 does not overlap the destination register.
20840 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20842 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20843 transform only GIMPLE_MODIFY_STMTs.
20844 * tree-complex.c (expand_complex_operations_1): Ditto.
20845 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20846 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20847 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20849 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20850 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20851 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20852 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20853 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20854 slpeel_add_loop_guard): Ditto.
20855 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20856 * lambda-code.c (perfect_nestify): Ditto.
20857 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20858 before the first statement.
20859 * tree-optimize.c (execute_free_datastructures): Fix comments.
20860 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20861 * tree-flow.h (disband_implicit_edges): Declaration removed.
20862 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20864 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20865 COND_EXPRs without gotos.
20866 (disband_implicit_edges, has_label_p): Removed.
20867 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20868 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20870 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20872 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20873 also for COND_EXPRs.
20874 * cfgexpand.c (label_rtx_for_bb): New function.
20875 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20876 Use label_rtx_for_bb to find the labels.
20877 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20878 last block. Detect fallthru edges.
20880 2007-04-26 Ian Lance Taylor <iant@google.com>
20883 * reload.c (find_reloads_subreg_address): If the address was valid
20884 in the original mode but not in the new mode, reload the whole
20887 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20889 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20890 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20891 (cleanup_control_expr_graph): Do not invalidate dominance info.
20892 Record altered blocks.
20893 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20894 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20895 cleanup_tree_cfg_bb): New functions.
20896 (remove_forwarder_block): Do not maintain the worklist of blocks.
20897 Record altered blocks.
20898 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20899 not over whole cfg.
20900 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20901 delete_unreachable_blocks if dominators are not available.
20902 * tree-inline.c (optimize_inline_calls): Free dominance information
20904 * tree-flow.h (remove_edge_and_dominated_blocks,
20905 cfgcleanup_altered_bbs): Altered.
20906 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20908 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20910 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20911 do not invalidate dominators.
20913 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20915 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20916 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20917 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20918 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20920 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20922 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20924 2007-04-26 Richard Guenther <rguenther@suse.de>
20926 PR tree-optimization/31703
20927 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20928 the right type for the target of the bittest.
20930 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20932 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20933 ix86_sol10_return_in_memory.
20935 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20937 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20940 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20943 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20945 PR tree-optimization/30558
20946 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20947 clear this_state.prev_try.
20949 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20950 Mark Mitchell <mark@codesourcery.com>
20952 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20953 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20954 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20956 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20959 * doc/invoke.texi (%:print-asm-header): Document.
20960 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20962 (static_spec_functions): Add print-asm-header.
20963 (main): Print a banner before the --target-help linker options.
20964 (print_asm_header_spec_function): New function.
20966 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20969 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20970 (movsf_ie): Likewise.
20972 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20974 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20976 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20978 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20979 exception for divide-by-zero.
20980 (__umodsi3, __modsi3): Likewise.
20982 2007-04-25 Dirk Mueller <dmueller@suse.de>
20984 * c-typeck.c (build_compound_expr): Annotate warning()
20985 call with OPT_Wunused_value.
20986 * tree-ssa.c (warn_uninit): Annotate warning with
20988 * c-common.c (handle_sentinel_attribute): Annotate warning
20989 call with OPT_Wattributes.
20991 2007-04-25 Thiemo Seufer <ths@mips.com>
20993 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20994 (mips16): Fix typo.
20995 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20996 on to the assembler. Improve handling of -mno-mips16. Add handling
20997 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20998 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20999 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21000 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21002 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21005 * config/i386/winnt.c (i386_pe_file_end): Strip only
21006 USER_LABEL_PREFIX when writing export name.
21008 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21010 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21011 sh/elf.h, vx-common.h and vxworks.h.
21012 * config/sh/sh.h: Include config/vxworks-dummy.h.
21013 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21014 (OVERRIDE_OPTIONS): Use it.
21015 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21016 (vxworks_picreg): New pattern.
21017 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21018 VXWORKS_OS_CPP_BUILTINS.
21019 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21020 to their VXWORKS_* equivalents.
21021 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21022 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21023 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21024 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21025 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21026 -mrtp/-fPIC multilibs.
21027 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21028 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21029 (MULTILIB_OSDIRNAMES): Delete.
21031 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21034 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21036 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21038 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21039 rounding mode to be specified by the caller.
21040 (real_to_mpfr) Likewise.
21041 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21042 include new arguments.
21043 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21045 2007-04-24 Ian Lance Taylor <iant@google.com>
21047 PR tree-optimization/31605
21048 * tree-vrp.c (set_value_range): Check that min and max are not
21049 both overflow infinities.
21050 (set_value_range_to_value): New static function.
21051 (extract_range_from_binary_expr): Call set_value_range_to_value.
21052 (extract_range_from_cond_expr): Likewise.
21053 (extract_range_from_expr): Likewise.
21054 (extract_range_from_unary_expr): Likewise. Don't create a range
21055 which overflows on both sides.
21056 (vrp_meet): Check for a useless range.
21057 (vrp_visit_phi_node): If we see a constant which looks like an
21058 overflow infinity, turn off the TREE_OVERFLOW flag.
21060 2007-04-24 Ian Lance Taylor <iant@google.com>
21062 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21064 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21066 PR diagnostic/25923
21067 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21068 diagnostic message is being built.
21069 * tree-pretty-print.c (dump_generic_node): Only write the
21070 formatted text into BUFFER's stream if we are not building a
21071 diagnostic message.
21072 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21074 * Makefile.in (toplev.o): Depend on tree-pass.h.
21076 2007-04-24 Ian Lance Taylor <iant@google.com>
21078 PR tree-optimization/31602
21079 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21080 conditionals in the copied loop header.
21081 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21082 warnings if TREE_NO_WARNING is set.
21083 * doc/invoke.texi (Warning Options): Clarify that
21084 -Wstrict-overflow does not warn about loops.
21086 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21088 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21089 expand on the comment about _Decimal128 arguments and check the
21090 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21091 that _Decimal128 argument uses even/odd register pair.
21092 (function_arg): Ditto.
21094 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21096 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21097 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21099 2007-04-24 Richard Guenther <rguenther@suse.de>
21100 Olga Golovanevsky <olga@il.ibm.com>
21102 * fold-const.c (multiple_of_p): Check for bottom
21105 2007-04-24 Richard Henderson <rth@redhat.com>
21107 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21108 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21109 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21110 looking for non-zero bits shifted out. Avoid a recursive call
21111 when constructing the scalar.
21112 (__floatundisf): Likewise.
21114 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21116 * dwarf2out.c (field_byte_offset): Move the existing logic
21117 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21118 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21120 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21123 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21124 length argument of 0 for memset.
21125 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21126 unsigned shift instead of the signed variant.
21128 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21130 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21131 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21132 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21133 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21134 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21135 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21136 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21137 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21138 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21139 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21140 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21141 "mul<mode>3", "div<mode>3"): Insn definitions added.
21142 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21143 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21144 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21145 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21146 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21147 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21148 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21149 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21150 TARGET_FLOAT_FORMAT): Macro definitions removed.
21151 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21152 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21153 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21154 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21155 (s390_gen_rtx_const_DI): Function removed.
21156 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21158 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21160 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21161 over an external ffs function.
21163 2007-04-24 Chao-ying Fu <fu@mips.com>
21164 Richard Sandiford <richard@nildram.co.uk>
21166 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21167 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21168 (smadd_widen_optab, umadd_widen_optab): Define.
21169 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21171 * genopinit.c (optabs): Fill in smadd_widen_optab and
21173 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21174 and umadd_widen_optab to implement multiply-add sequences.
21175 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21176 (<u>maddsidi4): ...this. Extend condition to include
21177 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21178 of operand 0 to "ka" and use the three-operand form of madd<u>
21180 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21182 * config/mips/constraints.md (ka): New register constraint.
21184 2007-04-24 Jan Hubicka <j@suse.cz>
21188 2007-04-23 Jan Hubicka <jh@suse.cz>
21189 * function.c (init_function_start): Don't init line number info.
21190 (expand_function_end): Update.
21191 (reset_block_changes, record_block_change, finalize_block_changes,
21192 check_block_change, free_block_changes): Kill.
21193 * function.h (reset_block_changes, record_block_change,
21194 finalize_block_changes, check_block_change, free_block_changes):
21196 (struct function): Remove ib_boundaries_block.
21197 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21198 Use curr_insn_locator to initialize locator.
21199 (emit_line_note): Remove.
21200 * cfgexpand.c (expand_gimple_cond_expr): Update.
21201 (construct_exit_block): Likewise.
21202 (tree_expand_cfg): Initialize/finalize locators.
21203 * expr.c (expand_expr_real): Update.
21204 * cfglayout.c (line_locators_locs, line_locators_lines,
21205 file_locators_locs, file_locators_files): Remove.
21206 (set_block_levels): Move to cfgexpand.c.
21207 (insn_locators_initialize): Remove.
21208 (pass_insn_locators_initialize): Remove.
21209 (locations_locators_locs, locations_locators_vals): New static vars.
21210 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21212 (insn_locators_alloc, insn_locators_finalize,
21213 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21215 (locator_location): New.
21216 (locator_line, locator_file): Rewrite.
21217 * rtl.h (emit_line_note): Kill.
21218 (insn_locators_alloc, insn_locators_finalize,
21219 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21221 * tree-inline.c (initialize_cfun): Do not initialize
21222 ib_boundaries_block.
21223 * passes.c (pass_insn_locators_initialize): Remove.
21225 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21227 * doc/invoke.texi: Removed leading '-' from option index entries.
21229 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21231 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21233 (create_phi_node): Use set_phi_nodes.
21234 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21235 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21236 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21237 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21238 (bsi_start, bsi_last): Use bb_stmt_list.
21239 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21240 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21241 Traverse the statements using tsi iterator.
21242 * basic-block.h (struct basic_block_def): Fields stmt_list
21243 and phi_nodes moved to ...
21244 (struct tree_bb_info): ... new structure.
21245 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21246 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21247 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21248 (tree_verify_flow_info): Verify that il.tree is not set for
21249 entry and exit block.
21250 (tree_split_block): Use set_bb_stmt_list.
21252 2007-04-23 Mike Stump <mrs@apple.com>
21254 * config/i386/i386.c (ix86_tune_features
21255 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21258 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21260 * config/i386/i386.md (prefix_extra): New attribute.
21261 (length): Add prefix_extra.
21263 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21264 (sse2_movntv2di): Likewise.
21265 (sse2_cvtps2dq): Likewise.
21266 (sse2_cvtpd2pi): Likewise.
21267 (sse2_cvttpd2pi): Likewise.
21268 (*sse2_cvtpd2ps): Likewise.
21269 (*add<mode>3): Likewise.
21270 (sse2_ssadd<mode>3): Likewise.
21271 (sse2_usadd<mode>3): Likewise.
21272 (*sub<mode>3): Likewise.
21273 (sse2_sssub<mode>3): Likewise.
21274 (sse2_ussub<mode>3): Likewise.
21275 (*mulv8hi3): Likewise.
21276 (*smulv8hi3_highpart): Likewise.
21277 (*umulv8hi3_highpart): Likewise.
21278 (sse2_umulv2siv2di3): Likewise.
21279 (sse2_pmaddwd): Likewise.
21280 (ashr<mode>3): Likewise.
21281 (lshr<mode>3): Likewise.
21282 (ashl<mode>3): Likewise.
21283 (sse2_ashlti3): Likewise.
21284 (sse2_lshrti3): Likewise.
21285 (*umaxv16qi3): Likewise.
21286 (*smaxv8hi3): Likewise.
21287 (*uminv16qi3): Likewise.
21288 (*sminv8hi3): Likewise.
21289 (sse2_eq<mode>3): Likewise.
21290 (sse2_gt<mode>3): Likewise.
21291 (*and<mode>3): Likewise.
21292 (sse2_nand<mode>3): Likewise.
21293 (*ior<mode>3): Likewise.
21294 (*xor<mode>3): Likewise.
21295 (sse2_packsswb): Likewise.
21296 (sse2_packssdw): Likewise.
21297 (sse2_packuswb): Likewise.
21298 (sse2_punpckhbw): Likewise.
21299 (sse2_punpcklbw): Likewise.
21300 (sse2_punpckhwd): Likewise.
21301 (sse2_punpcklwd): Likewise.
21302 (sse2_punpckhdq): Likewise.
21303 (sse2_punpckldq): Likewise.
21304 (sse2_punpckhqdq): Likewise.
21305 (sse2_punpcklqdq): Likewise.
21306 (*sse2_pinsrw): Likewise.
21307 (*sse2_pextrw): Likewise.
21308 (sse2_pshufd_1): Likewise.
21309 (sse2_uavgv16qi3): Likewise.
21310 (sse2_uavgv8hi3): Likewise.
21311 (sse2_psadbw): Likewise.
21312 (sse2_pmovmskb): Likewise.
21313 (*sse2_maskmovdqu): Likewise.
21314 (*sse2_maskmovdqu_rex64): Likewise.
21315 (sse4a_extrqi): Likewise.
21316 (sse4a_extrq): Likewise.
21317 (sse3_lddqu): Set prefix_rep.
21318 (sse3_addsubv4sf3): Likewise.
21319 (sse3_haddv4sf3): Likewise.
21320 (sse3_hsubv4sf3): Likewise.
21321 (sse_cvtss2si): Likewise.
21322 (sse_cvtss2si_2): Likewise.
21323 (sse_cvtss2siq): Likewise.
21324 (sse_cvtss2siq_2): Likewise.
21325 (sse_cvttss2si): Likewise.
21326 (sse_cvttss2siq): Likewise.
21327 (sse2_cvttps2dq): Likewise.
21328 (sse3_movshdup): Likewise.
21329 (sse3_movsldup): Likewise.
21330 (sse2_cvtsd2si): Likewise.
21331 (sse2_cvtsd2si_2): Likewise.
21332 (sse2_cvtsd2siq): Likewise.
21333 (sse2_cvtsd2siq_2): Likewise.
21334 (sse2_cvttsd2si): Likewise.
21335 (sse2_cvttsd2siq): Likewise.
21336 (*sse2_cvtpd2dq): Likewise.
21337 (*sse2_cvttpd2dq): Likewise.
21338 (sse2_pshuflw_1): Likewise.
21339 (sse2_pshufhw_1): Likewise.
21340 (sse4a_insertqi): Likewise.
21341 (sse4a_insertq): Likewise.
21342 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21343 (ssse3_phadddv4si3): Likewise.
21344 (ssse3_phaddswv8hi3): Likewise.
21345 (ssse3_phsubwv8hi3): Likewise.
21346 (ssse3_phsubdv4si3): Likewise.
21347 (ssse3_phsubswv8hi3): Likewise.
21348 (ssse3_pmaddubswv8hi3): Likewise.
21349 (ssse3_pmulhrswv8hi3): Likewise.
21350 (ssse3_pshufbv16qi3): Likewise.
21351 (ssse3_psign<mode>3): Likewise.
21352 (ssse3_palignrti): Likewise.
21353 (abs<mode>2): Likewise.
21354 (ssse3_phaddwv4hi3): Set prefix_extra.
21355 (ssse3_phadddv2si3): Likewise.
21356 (ssse3_phaddswv4hi3): Likewise.
21357 (ssse3_phsubwv4hi3): Likewise.
21358 (ssse3_phsubdv2si3): Likewise.
21359 (ssse3_phsubswv4hi3): Likewise.
21360 (ssse3_pmaddubswv4hi3): Likewise.
21361 (ssse3_pmulhrswv4hi3): Likewise.
21362 (ssse3_pshufbv8qi3): Likewise.
21363 (ssse3_psign<mode>3): Likewise.
21364 (ssse3_palignrdi): Likewise.
21365 (abs<mode>2): Likewise.
21366 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21367 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21368 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21370 2007-04-23 Nick Clifton <nickc@redhat.com>
21372 * params.def: Fix formatting of emacs local variables.
21374 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21376 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21377 move if inter-unit move isn't allowed.
21378 Don't split moving the first element of V2DI to DI to inter-unit
21379 move if inter-unit move isn't allowed.
21381 2007-04-23 Richard Guenther <rguenther@suse.de>
21383 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21384 and CDI_POST_DOMINATORS separately.
21386 2007-04-23 Nick Clifton <nickc@redhat.com>
21388 * c.opt (Wformat-contains-nul): Add warning attribute.
21390 2007-04-23 Jan Hubicka <jh@suse.cz>
21392 * function.c (init_function_start): Don't init line number info.
21393 (expand_function_end): Update.
21394 (reset_block_changes, record_block_change, finalize_block_changes,
21395 check_block_change, free_block_changes): Kill.
21396 * function.h (reset_block_changes, record_block_change,
21397 finalize_block_changes, check_block_change, free_block_changes):
21399 (struct function): Remove ib_boundaries_block.
21400 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21401 Use curr_insn_locator to initialize locator.
21402 (emit_line_note): Remove.
21403 * cfgexpand.c (expand_gimple_cond_expr): Update.
21404 (construct_exit_block): Likewise.
21405 (tree_expand_cfg): Initialize/finalize locators.
21406 * expr.c (expand_expr_real): Update.
21407 * cfglayout.c (line_locators_locs, line_locators_lines,
21408 file_locators_locs, file_locators_files): Remove.
21409 (set_block_levels): Move to cfgexpand.c.
21410 (insn_locators_initialize): Remove.
21411 (pass_insn_locators_initialize): Remove.
21412 (locations_locators_locs, locations_locators_vals): New static vars.
21413 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21415 (insn_locators_alloc, insn_locators_finalize,
21416 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21418 (locator_location): New.
21419 (locator_line, locator_file): Rewrite.
21420 * rtl.h (emit_line_note): Kill.
21421 (insn_locators_alloc, insn_locators_finalize,
21422 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21424 * tree-inline.c (initialize_cfun): Do not initialize
21425 ib_boundaries_block.
21426 * passes.c (pass_insn_locators_initialize): Remove.
21428 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21430 PR middle-end/31448
21431 * expr.c (reduce_to_bit_field_precision): Handle
21434 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21436 PR tree-optimization/24659
21437 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21438 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21439 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21440 * genopinit.c (optabs): Rename vec_pack_mod_optab
21441 to vec_pack_trunc_optab.
21442 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21443 early for scalar floating point operands for NOP_EXPR.
21444 (vectorizable_type_promotion): Ditto.
21445 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21446 vec_pack_trunc_optab.
21447 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21449 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21450 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21451 Rename from VEC_PACK_MOD_EXPR.
21452 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21453 * expr.c (expand_expr_real_1): Ditto.
21454 * tree-inline.c (estimate_num_insns_1): Ditto.
21455 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21457 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21458 (vec_unpacks_lo_v4sf): Ditto.
21459 (vec_pack_trunc_v2df): Ditto.
21460 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21461 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21462 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21464 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21466 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21468 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21469 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21470 packing of floating point operands.
21471 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21472 represent unpacking of floating point operands.
21473 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21474 [vec_unpacks_hi]: Ditto.
21475 [vec_unpacks_lo]: Ditto.
21477 2007-04-22 Jan Hubicka <jh@suse.cz>
21479 * final.c (rest_of_handle_final): Call
21480 targetm.asm_out.constructor/targetm.asm_out.destructor
21481 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21482 proper priority via decl_*_priority_insert.
21483 * c-common.c (c_expand_body): Likewise.
21485 2007-04-22 Richard Guenther <rguenther@suse.de>
21487 PR tree-optimization/29789
21488 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21489 (rewrite_reciprocal): New helper split out from
21490 determine_invariantness_stmt.
21491 (rewrite_bittest): Likewise.
21492 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21493 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21496 2007-04-22 Revital Eres <eres@il.ibm.com>
21498 * loop-unroll.c (var_to_expand): New field to support also
21499 insns of the form x = something + x.
21500 (analyze_insn_to_expand_var): Use it.
21501 (expand_var_during_unrolling): Likewise.
21503 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21505 * predict.c: Include pointer-set.h.
21506 (bb_predictions): New variable.
21507 (tree_predicted_by_p, tree_predict_edge,
21508 remove_predictions_associated_with_edge): Use bb_predictions map
21509 instead of bb->predictions.
21510 (clear_bb_predictions, assert_is_empty): New functions.
21511 (combine_predictions_for_bb): Use bb_predictions map. Call
21512 clear_bb_predictions.
21513 (tree_estimate_probability): Create and free bb_predictions map.
21514 * Makefile.in (predict.o): Add pointer-set.h dependency.
21515 * basic-block.h (struct basic_block_def): Remove predictions
21517 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21519 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21522 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21525 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21527 * timevar.c (timevar_print): Change reference of --disable-checking to
21528 --enable-checking=release. Also warn if assert checking is disabled.
21530 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21533 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21534 decl as addressable if the compound literal was marked as
21536 Mark the decl as a gimple register if it is a complex or
21537 vector decl and does not live in memory.
21539 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21541 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21542 (GENERIC_NEXT): New function macro.
21543 (PHI_CHAIN): Use phi_node's new chain variable.
21544 (tree_phi_node): Change tree_common to tree_base
21545 and add the chain field.
21546 * tree-phinodes.c (make_phi_node): Don't set
21547 TREE_TYPE on the new node.
21548 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21549 instead of checking GIMPLE_TUPLE_P in chain_next.
21550 * tree-vect-transform.c
21551 (get_initial_def_for_induction): Look at
21552 PHI_RESULT_TREE for the type of the phi node.
21553 (update_vuses_to_preheader): Use PHI_CHAIN
21554 instead of TREE_CHAIN on the phi node.
21555 * tree-ssa-structalias.c (compute_points_to_sets):
21557 (ipa_pta_execute): Likewise.
21559 2007-04-21 Richard Guenther <rguenther@suse.de>
21561 PR middle-end/31136
21562 * fold-const.c (fold_unary): Call fold_convert_const on the
21565 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21567 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21568 (store_killed_in_pat): New.
21570 2007-04-20 Richard Henderson <rth@redhat.com>
21573 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21574 TREE_LIST with a void_type_node value, not void_list_node exactly.
21576 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21578 * doc/standards.texi: Re-arrange into language-specific
21579 subsections. Add a C++ section, documenting which standards we
21582 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21584 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21585 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21587 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21589 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21590 ecrti.o and crtbegin.o.
21591 (LIB_DEFAULT_SPEC): Include -lc.
21592 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21594 2007-04-20 Richard Henderson <rth@redhat.com>
21597 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21598 argument; update all callers.
21599 (get_unaligned_offset): New.
21600 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21601 get_unaligned_address, just pass on the address directly.
21602 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21603 the subreg in the helper patterns.
21604 (unaligned_extendqidi_le): Use get_unaligned_offset.
21605 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21606 (unaligned_extendhidi_be): Likewise.
21607 (unaligned_extendhidi): Tidy.
21608 * config/alpha/alpha-protos.h: Update.
21610 2007-04-20 Richard Henderson <rth@redhat.com>
21612 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21613 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21614 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21615 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21616 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21617 (CPP_SPEC): Don't include %(cpp_subtarget).
21618 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21619 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21620 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21622 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21624 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21625 for __builtin_ia32_cmpordss.
21627 PR tree-optimization/31632
21628 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21629 and arg1 for optimizations of comparison against min/max values.
21630 Fold arg0 to arg1's type for optimizations of comparison against
21631 min+1 and max-1 values.
21633 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21635 * reload.c (combine_reloads): When trying to use a dying register,
21636 check whether it's uninitialized and don't use if so.
21638 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21640 * fold-const.c: Remove prototypes for native_encode_expr and
21641 native_interpret_expr.
21642 (native_encode_expr): Make non-static.
21643 (native_interpret_expr): Likewise.
21644 * tree.h: Add prototypes for the above.
21646 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21648 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21649 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21650 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21651 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21652 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21653 Add length attributes.
21655 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21657 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21660 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21661 __STDC_WANT_DEC_FP__.
21663 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21665 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21666 for long double compatibility.
21667 * configure: Regenerate.
21669 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21671 PR rtl-optimization/29841
21672 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21674 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21675 that may cause control flow transfer from being moved.
21677 2007-04-18 Jan Hubicka <jh@suse.cz>
21679 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21682 2007-04-18 Eric Christopher <echristo@apple.com>
21684 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21685 only. Update operands.
21686 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21687 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21688 link register to pic register.
21690 2007-04-18 Dirk Mueller <dmueller@suse.de>
21692 PR diagnostic/31227
21693 * tree-vrp.c (search_for_addr_array): New.
21694 (check_array_bounds): Suppress warning about
21695 address taken of array refs if its not de-referenced.
21697 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21699 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21700 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21702 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21703 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21704 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21706 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21708 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21710 (vect_analyze_scalar_cycles): Fix indentation.
21711 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21712 (vect_mark_relevant): Include phis in relevance analysis.
21714 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21716 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21718 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21719 output_operand_lossage().
21721 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21723 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21724 the unused code for reduction without adjust-in-epilog to simplify the
21727 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21729 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21730 (S390_TDC_NEGATIVE_ZERO): New constant.
21731 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21732 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21733 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21734 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21735 (S390_TDC_POSITIVE_INFINITY): New constant.
21736 (S390_TDC_NEGATIVE_INFINITY): New constant.
21737 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21738 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21739 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21740 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21741 (S390_TDC_INFINITY): New constant.
21742 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21743 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21744 optimization for UNSPEC_CCZ_TO_INT.
21745 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21746 ("*ccz_to_int"): New insn.
21747 ("isinf<mode>2"): New insn.
21748 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21749 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21750 (UNSPEC_CCZ_TO_INT): New constant.
21752 2007-04-18 Richard Guenther <rguenther@suse.de>
21754 PR tree-optimization/19431
21755 PR tree-optimization/21463
21756 * tree-pass.h (pass_phiprop): Declare.
21757 * passes.c (init_optimization_passes): New phiprop pass.
21758 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21759 (phivn_valid_p): New helper function.
21760 (phiprop_insert_phi): Likewise.
21761 (propagate_with_phi): Likewise.
21762 (tree_ssa_phiprop): New propagator propagating loads
21763 through phi nodes if profitable.
21765 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21767 * tree-vect-analyze.c (process_use): New function.
21768 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21769 Check phis in all bbs.
21770 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21773 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21775 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21778 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21781 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21784 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21786 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21788 (sse_vmmulv4sf3): Likewise.
21789 (sse2_vmaddv2df3): Likewise.
21790 (sse2_vmmulv2df3): Likewise.
21792 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21794 PR rtl-optimization/31360
21795 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21796 (target_reg_cost): New.
21797 (init_set_costs): Initialize target_reg_cost. Add comments
21798 regarding the rationale of the costs.
21799 (global_cost_for_size): Renamed to...
21800 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21801 of register pressure.
21802 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21803 estimate_reg_pressure_cost. Add number of ivs.
21804 (determine_set_costs): Dump target_reg_cost.
21805 * loop-invariant.c (gain_for_invariant): Use
21806 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21807 (best_gain_for_invariant, find_invariants_to_move): Remove
21809 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21810 (target_reg_cost): Declare.
21811 (global_cost_for_size): Declaration removed.
21812 (estimate_reg_pressure_cost): Declare.
21814 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21816 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21817 regnos into even/odd register pairs.
21818 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21819 TDmode similar to the other floating point modes.
21820 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21821 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21823 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21824 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21825 (movdd_hardfloat64): Use TARGET_MFPGPR.
21827 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21829 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21832 2005-01-05 Richard Henderson <rth@redhat.com>
21834 * reload1.c (do_input_reload): Restrict the optimization deleteing
21835 a previous output reload to RELOAD_FOR_INPUT.
21837 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21839 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21840 induc_vec_info_type.
21841 (vectorizable_induction): New function declaration.
21842 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21843 check if already vectorized. Find first place in BB where new stmts
21844 can be inserted. Takes only one argument.
21845 (vectorizable_induction): New function.
21846 (vect_transform_stmt): Add case for induc_vec_info_type to call
21847 vectorizable_induction.
21848 (vect_transform_loop): Consider phis for vectorization.
21849 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21851 (analyze_operations): Call vectorizable_induction when analyzing phis.
21853 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21854 (vect_mark_relevant): Include phis in relevance analysis.
21855 (vect_mark_stmts_to_be_vectorize): Likewise.
21856 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21858 2007-04-16 Lawrence Crowl <crowl@google.com>
21860 * doc/invoke.texi (Debugging Options): Add documentation for the
21861 -femit-struct-debug options -femit-struct-debug-baseonly,
21862 -femit-struct-debug-reduced, and
21863 -femit-struct-debug-detailed[=...].
21865 * c-opts.c (c_common_handle_option): Add
21866 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21867 and OPT_femit_struct_debug_detailed_.
21868 * c.opt: Add specifications for
21869 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21870 and -femit-struct-debug-detailed[=...].
21871 * opts.c (set_struct_debug_option): Parse the
21872 -femit-struct-debug-... options.
21873 * opts.c (matches_main_base, main_input_basename,
21874 main_input_baselength, base_of_path, matches_main_base): Add
21875 variables and functions to compare header base name to compilation
21877 * opts.c (should_emit_struct_debug): Add to determine to emit a
21878 structure based on the option.
21879 (dump_struct_debug) Also disabled function to debug this
21881 * opts.c (handle_options): Save the base name of the
21884 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21885 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21886 This hook indicates if a type is generic. Set it by default
21887 to "never generic".
21888 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21889 to determine if a struct type is generic or not.
21890 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21891 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21892 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21893 with live C++ hook.
21895 * flags.h (enum debug_info_usage): Add an enumeration to describe
21896 a program's use of a structure type.
21897 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21898 to indicate the program's usage of the type. Filter structs based
21899 on the -femit-struct-debug-... specification.
21900 (gen_type_die): Split into two routines, gen_type_die and
21901 gen_type_die_with_usage. gen_type_die is now a wrapper
21902 that assumes direct usage.
21903 (gen_type_die_with_usage): Replace calls to gen_type_die
21904 with gen_type_die_with_usage adding the program usage of
21905 the referenced type.
21906 (dwarf2out_imported_module_or_decl): Suppress struct debug
21907 information using should_emit_struct_debug when appropriate.
21909 2007-04-16 Ian Lance Taylor <iant@google.com>
21911 PR tree-optimization/31522
21912 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21913 (vrp_initialize): Allocate vr_phi_edge_counts.
21914 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21915 executable edge. Drop test for all constants.
21916 (vrp_finalize): Free vrp_phi_edge_counts.
21918 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21919 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21921 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21922 predecessors at head rather than tail.
21924 2007-04-16 Matthias Klose <doko@debian.org>
21926 * config/alpha/linux.h (CPP_SPEC): Define.
21927 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21929 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21931 * function.h: Remove sequence_stack extern declaration.
21933 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21935 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21937 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21940 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21942 * config/avr/avr.c (avr_arch_types): Rearranging array.
21943 (enum avr_arch): Add.
21944 (avr_mcu_types): Use avr_arch enumeration constants instead of
21946 * config/avr/avr.h (LINK_SPEC): Simplify.
21948 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21950 * config/m68k/m68k.c (m68k_libcall_value,
21951 m68k_function_value): Use macros for register names more.
21953 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21955 (M68K_REGNAME): Use A6_REG.
21956 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21958 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21960 PR middle-end/28071
21961 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21962 'pending_read_list_length' and 'pending_write_list_length'. Update
21964 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21965 to handle two length counters instead of one. Update all uses.
21966 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21967 two length counters instead of one.
21968 * sched-rgn.c (propagate_deps): Update to handle two length counters
21971 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21974 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21975 copy of source, pass it to ix86_expand_vector_set and return
21978 2007-04-16 David Ung <davidu@mips.com>
21979 Joseph Myers <joseph@codesourcery.com>
21981 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21982 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21983 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21984 Add 74K processor information.
21985 * config/mips/mips.md: Include 74k.md.
21986 (cpu): Add 74kc,74kf,74kx.
21987 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21988 * config/mips/74k.md: New.
21989 * doc/invoke.texi (MIPS Options): Document 74K support.
21991 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21993 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21994 vectorizable_* functions.
21995 * tree-vect-transform.c (vectorizable_call): Add check for
21996 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21997 (vectorizable_store): likewise.
21998 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22000 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22001 (vectorizable_type_promotion, vectorizable_load): Likewise.
22002 (vectorizable_live_operation, vectorizable_condition): Likewise.
22003 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22005 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22007 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22009 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22010 register numbers more.
22011 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22012 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22013 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22014 FUNCTION_VALUE_REGNO_P): Likewise.
22015 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22016 STATIC_CHAIN_REGNUM): Likewise.
22017 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22018 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22019 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22020 * config/m68k/m68k.md (FP_REG): New.
22022 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22024 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22027 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22029 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22030 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22033 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22035 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22038 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22041 * c-decl.c (finish_decl): Grab the type of the decl after the call
22042 to store_init_value.
22044 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22046 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22048 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22051 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22052 dominators, post dominators and cleanup cfg before returning.
22054 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22056 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22057 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22059 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22061 * config.gcc: Recognize fido.
22062 * config/m68k/m68k-devices.def (fidoa): New.
22063 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22065 (FL_FIDOA, TARGET_FIDOA): New.
22066 * config/m68k/m68k.opt (mfidoa): New.
22068 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22070 PR middle-end/31322
22071 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22072 when a personality function is used.
22074 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22076 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22078 2007-04-13 Mike Stump <mrs@apple.com>
22080 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22082 * config/darwin.opt (fapple-kext): Make C++ only.
22083 * config/darwin.c (darwin_override_options): Remove code to ensure
22084 -fapple-kext is given for C++ only.
22086 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22088 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22089 * config/mips/mips.c (override_options): Call
22090 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22092 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22094 * config/i386/i386.opt (msvr3-shlib): Removed.
22096 * doc/invoke.texi: Remove -msvr3-shlib.
22098 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22100 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22101 with "popcnt" instruction.
22103 2007-04-13 Richard Guenther <rguenther@suse.de>
22105 PR tree-optimization/21258
22106 * tree-vrp.c (compare_case_labels): New helper.
22107 (find_switch_asserts): New function.
22108 (find_assert_locations): Call it for SWITCH_EXPRs.
22110 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22112 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22113 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22114 check is now implied in X87_FLOAT_MODE_P.
22115 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22116 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22117 (fix_trunc<mode>_i386_fisttp): Ditto.
22118 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22119 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22120 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22121 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22122 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22123 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22124 (unnamed_splitters): Ditto.
22125 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22126 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22127 FIRST_SSE_REG for local functions when SSE math is enabled or
22128 for functions with sseregparm attribute.
22129 (standard_80387_constant_p): Return -1 if mode is not
22131 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22132 (ix86_expand_compare): Ditto.
22133 (ix86_expand_carry_flag_compare): Ditto.
22134 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22135 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22136 DECIMAL_FLOAT_MODE_P.
22137 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22138 of SCALAR_FLOAT_MODE_P.
22139 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22140 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22141 checks before FLOAT_MODE_P.
22142 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22143 before FLOAT_MODE_P.
22148 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22150 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22151 Charles Wilson <libtool@cwilson.fastmail.fm>
22153 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22154 (libgcc.mvars): Don't depend on them.
22155 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22156 * exec-tool.in: New.
22158 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22160 * doc/invoke.text (--help): Document --help=common.
22162 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22164 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22166 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22168 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22169 * genemit.c (main): Emit #include "integrate.h".
22170 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22171 (LOADGP_RTP): New mips_loadgp_style.
22172 * config/mips/mips.h: Include config/vxworks-dummy.h.
22173 (TARGET_RTP_PIC): New macro.
22174 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22175 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22176 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22177 for TARGET_RTP_PIC.
22178 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22179 -mvxworks-pic when using -mrtp and a PIC option.
22180 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22182 (mips_symbolic_constant_p, mips_symbolic_address_p)
22183 (mips_symbol_insns): Handle SYMBOL_HALF.
22184 (override_options): Warn about -G and -mrtp being used together.
22185 Initialize mips_lo_relocs[SYMBOL_HALF].
22186 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22187 (mips_emit_loadgp): Handle LOADGP_RTP.
22188 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22189 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22190 (tablejump): Handle function-relative case table entries if
22192 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22194 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22196 * config/mips/mips.md (load_call<mode>): Allow any general register.
22198 (sibcall_value_internal, sibcall_value_multiple_internal)
22199 (call_value_internal, call_value_split, call_value_multiple_internal)
22200 (call_value_multiple_split): Remove constraints from operand 0.
22202 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22204 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22205 rather than loadgp_noshared.
22206 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22207 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22209 * config/mips/mips.md (loadgp): Rename to...
22210 (loadgp_newabi): ...this.
22211 (loadgp_noshared): Rename to...
22212 (loadgp_absolute): ...this.
22214 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22216 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22217 false for locally-binding symbols.
22218 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22220 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22222 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22223 (SYMBOL_GOT_PAGE_OFST): ...this.
22224 (SYMBOL_GOT_GLOBAL): Rename to...
22225 (SYMBOL_GOT_DISP): ...this.
22226 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22227 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22228 * config/mips/mips.c (mips_global_symbol_p): New function.
22229 (mips_symbol_binds_local_p): Likewise.
22230 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22231 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22232 mips_global_symbol_p and mips_symbol_binds_local_p.
22233 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22234 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22235 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22236 SYMBOL_GOTOFF_DISP.
22237 (mips_ok_for_lazy_binding_p): New function.
22238 (mips_load_call_address, mips_expand_call): Use it.
22239 (mips_dangerous_for_la25_p): Likewise.
22240 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22241 (*got_disp<mode>): Use got_disp_operand instead of
22242 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22243 SYMBOL_GOTOFF_GLOBAL.
22244 (*got_page<mode>): Use got_page_ofst_operand instead of
22246 * config/mips/predicates.md (const_call_insn_operand): Use
22247 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22248 (global_got_operand): Rename to...
22249 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22251 (local_got_operand): Rename to...
22252 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22253 of SYMBOL_GOT_LOCAL.
22255 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22257 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22258 TARGET_CALL_CLOBBERED_GP.
22259 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22260 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22261 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22262 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22263 of TARGET_ABICALLS && !TARGET_NEWABI.
22264 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22265 * config/mips/mips.c (mips_load_call_address): Check
22266 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22267 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22268 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22269 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22270 TARGET_ABICALLS && TARGET_NEWABI.
22271 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22273 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22274 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22275 TARGET_ABICALLS && TARGET_NEWABI.
22276 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22277 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22278 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22279 whether indirect calls must use $25.
22280 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22282 * config/mips/mips.md (jal_macro): Check flag_pic and
22283 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22284 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22285 instead of TARGET_ABICALLS.
22286 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22287 TARGET_ABICALLS && TARGET_OLDABI.
22288 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22289 (sibcall): In the comment above the define_insn, mention
22290 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22291 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22292 instead of TARGET_ABICALLS.
22294 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22296 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22297 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22298 (MACFLAGS_MATCH_P): New macro.
22299 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22300 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22301 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22302 the other MACFLAG constants.
22303 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22304 (flag_machi): Tighten constraints. Renumber some of the operands.
22305 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22307 (flag_machi_parts_acconly): New pattern.
22308 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22310 (flag_macinit1hi): Tighten constraints.
22311 (flag_mul_macv2hi_parts_acconly): New pattern.
22313 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22314 Use a more efficient implementation.
22315 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22316 inline sequences when not optimizing for size.
22318 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22319 movhi_high2low): Delete, merge functionality into...
22320 (packv2hi): ... this pattern.
22322 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22323 * config/bfin/bfin.opt (msim): New option.
22324 (mcpu=): New option.
22325 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22326 (bfin_cpu_t): Typedef of enum bfin_cpu.
22327 (bfin_cpu_type): New declaration.
22328 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22329 -msim and -mcpu= options.
22330 (LIB_SPEC): Likewise.
22331 * config/bfin/bfin.c (bfin_cpu_type): Define.
22332 (bfin_handle_option): Handle -mcpu= option.
22333 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22334 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22335 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22337 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22339 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22340 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22341 (powerpc-wrs-vxworksae): Use ${tm_file}.
22342 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22343 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22344 * config/i386/vx-common.h: New file.
22346 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22348 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22351 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22353 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22356 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22360 * c-common.c (c_build_qualified_type): Set canonical type
22363 2007-04-12 Richard Guenther <rguenther@suse.de>
22365 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22366 lower bound and element size if lower bound is not zero
22367 or either of the ARRAY_REF operands is set.
22369 2007-04-12 Richard Guenther <rguenther@suse.de>
22371 PR tree-optimization/24689
22372 PR tree-optimization/31307
22373 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22375 * gimplify.c (canonicalize_addr_expr): To be consistent with
22376 gimplify_compound_lval only set operands two and three of
22377 ARRAY_REFs if they are not gimple_min_invariant. This makes
22378 it never at this place.
22379 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22381 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22383 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22384 null before emitting a .nsubspa directive.
22386 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22388 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22389 need_to_partition_p if there are no memory statements in the
22392 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22394 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22395 (gcd_of_steps_may_divide_p): New function.
22396 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22398 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22400 * reload.c (find_reloads_toplev, find_reloads_address,
22401 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22402 not a pointer equality test, to decide if we need to call
22403 push_reg_equiv_alt_mem.
22405 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22407 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22408 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22410 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22412 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22414 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22415 vector to be positive.
22417 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22421 * doc/invoke.texi: Document --params max-aliased-vops and
22423 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22424 debug_memory_partitions): Move to tree-flow.h
22425 * params.h (AVG_ALIASED_VOPS): Define.
22426 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22428 (mp_info_t): Likewise.
22429 (get_mem_sym_stats_for): New.
22430 (set_memory_partition): Move from tree-flow-inline.h.
22431 (mark_non_addressable): Only clear the set of symbols for the
22432 partition if it exists.
22433 (dump_memory_partitions): Move from tree-ssa-operands.c
22434 (debug_memory_partitions): Likewise.
22435 (need_to_partition_p): New.
22436 (dump_mem_ref_stats): New.
22437 (debug_mem_ref_stats): New.
22438 (dump_mem_sym_stats): New.
22439 (debug_mem_sym_stats): New.
22440 (update_mem_sym_stats_from_stmt): New.
22441 (compare_mp_info_entries): New.
22442 (mp_info_cmp): Call it.
22443 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22445 (get_mpt_for): Move from tree-ssa-operands.c.
22446 (find_partition_for): New.
22447 (create_partition_for): Remove.
22448 (estimate_vop_reduction): New.
22449 (update_reference_counts): New.
22450 (build_mp_info): New.
22451 (compute_memory_partitions): Refactor.
22452 Document new heuristic.
22453 Call build_mp_info, update_reference_counts,
22454 find_partition_for and estimate_vop_reduction.
22455 (compute_may_aliases): Populate virtual operands before
22456 calling debugging dumps.
22457 (delete_mem_sym_stats): New.
22458 (delete_mem_ref_stats): New.
22459 (init_mem_ref_stats): New.
22460 (init_alias_info): Call it.
22461 (maybe_create_global_var): Remove alias_info argument.
22462 Get number of call sites and number of pure/const call sites
22463 from gimple_mem_ref_stats().
22464 (dump_alias_info): Call dump_memory_partitions first.
22465 (dump_points_to_info_for): Show how many times a pointer has
22467 * opts.c (decode_options): For -O2 set --param
22468 max-aliased-vops to 500.
22469 For -O3 set --param max-aliased-vops to 1000 and --param
22470 avg-aliased-vops to 3.
22471 * fortran/options.c (gfc_init_options): Remove assignment to
22473 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22474 * tree-dfa.c (dump_variable): Dump memory reference
22476 Dump NO_ALIAS* settings.
22477 (referenced_var_lookup): Tidy.
22478 (mem_sym_stats): New.
22479 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22480 and ORIG are different SSA names for a memory partition.
22481 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22482 * tree-flow.h (struct mem_sym_stats_d): Define.
22483 (mem_sym_stats_t): Define.
22484 (struct mem_ref_stats_d): Define.
22485 (struct gimple_df): Add field mem_ref_stats.
22486 (enum noalias_state): Define.
22487 (struct var_ann_d): Add bitfield noalias_state.
22488 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22489 debug_mem_ref_stats, debug_memory_partitions,
22490 debug_mem_sym_stats): Declare.
22491 * tree-ssa-structalias.c (update_alias_info): Update call
22492 sites, pure/const call sites and asm sites in structure
22493 returned by gimple_mem_ref_stats.
22494 Remove local variable IS_POTENTIAL_DEREF.
22495 Increase NUM_DEREFS if the memory expression is a potential
22497 Call update_mem_sym_stats_from_stmt.
22498 If the memory references memory, call
22499 update_mem_sym_stats_from_stmt for all the direct memory
22500 symbol references found.
22501 (intra_create_variable_infos): Set noalias_state field for
22502 pointer arguments according to the value of
22503 flag_argument_noalias.
22504 * tree-ssa-structalias.h (struct alias_info): Remove fields
22505 num_calls_found and num_pure_const_calls_found.
22506 (update_mem_sym_stats_from_stmt): Declare.
22507 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22508 Set default value to 100.
22509 (PARAM_AVG_ALIASED_VOPS): Define.
22511 2007-04-11 Richard Guenther <rguenther@suse.de>
22513 PR middle-end/31530
22514 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22515 a * -b + c as c - a * b if we honor sign dependent rounding.
22517 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22519 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22520 bfin_expand_strmov.
22521 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22522 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22524 (initialize_trampoline): Don't use old-style function definition.
22525 (bfin_secondary_reload): Mark IN_P argument as unused.
22527 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22529 PR tree-optimization/31343
22530 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22531 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22532 * testsuite/gcc.dg/vect/pr31343.c: New.
22534 2007-04-10 Eric Christopher <echristo@apple.com>
22536 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22537 * config/i386/i386.md (*cmpfp0): Use.
22538 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22539 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22540 (fix_trunc<mode>_i386_fisttp): Ditto.
22541 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22542 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22543 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22544 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22545 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22546 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22547 (unnamed_splitters): Ditto.
22548 * config/i386/i386.c (output_fix_trunc): Assert that
22549 we're not being passed a TFmode operand.
22551 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22553 PR tree-optimization/31526
22554 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22555 n_basic_blocks to find newly added blocks.
22557 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22559 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22561 (fix_trunc<mode>si_sse): Ditto.
22562 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22563 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22564 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22565 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22566 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22567 expander using SSEMODEF mode macro.
22568 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22569 expander using SSEMODEF mode macro.
22570 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22571 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22572 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22573 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22574 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22575 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22576 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22577 Macroize insn using X87MODEF mode macro.
22579 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22581 * config/i386/sse.md (sse2_pinsrw): Removed.
22582 (sse2_pextrw): Renamed to ...
22583 (*sse2_pextrw): This.
22585 2007-04-09 Jan Hubicka <jh@suse.cz>
22588 * config/i386/sse.md
22589 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22590 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22591 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22592 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22594 2007-04-09 Jan Hubicka <jh@suse.cz>
22596 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22597 multiple fields of union.
22599 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22601 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22602 (create_preheaders): Check that loops are available.
22603 (fix_loop_structure): Clean up, improve comments.
22604 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22605 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22607 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22608 * predict.c (tree_estimate_probability): Do not call
22609 calculate_dominance_info. Call create_preheaders.
22610 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22611 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22613 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22614 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22615 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22616 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22619 2007-04-08 Jan Hubicka <jh@suse.cz>
22621 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22622 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22623 * fold-const.c (fold_unary): Use it.
22625 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22627 * varasm.c (assemble_variable): Remove call to
22628 lang_hooks.decls.prepare_assemble_variable.
22629 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22630 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22631 * langhooks.h (lang_hooks_for_decls): Remove
22632 prepare_assemble_variable.
22634 2007-04-08 Mike Stump <mrs@apple.com>
22636 * config/i386/i386.c: Use inc/dec on Core2.
22638 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22640 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22641 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22642 lhd_tree_inlining_end_inlining): Remove.
22643 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22644 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22645 end_inlining hooks.
22646 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22647 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22648 lhd_tree_inlining_end_inlining): Remove prototypes.
22649 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22650 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22651 LANG_HOOKS_TREE_INLINING_START_INLINING,
22652 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22654 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22657 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22660 * config/avr/predicates.md (io_address_operand): Delete predicate.
22661 (low_io_address_operand): Don't use 'mode' argument.
22662 (higth_io_address_operand): Rename ...
22663 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22664 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22667 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22669 Revert change removing staticp.
22671 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22674 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22677 2007-04-07 Bruce Korb <bkorb@gnu.org>
22679 * c.opt: Add -Wformat-contains-nul.
22680 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22682 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22683 the NUL byte warning.
22685 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22687 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22689 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22691 * tree.c (staticp): No longer use staticp langhook.
22692 * langhooks.c (lhd_staticp): Removed.
22693 * langhooks.h (struct lang_hooks): Remove staticp.
22694 * c-common.c (c_staticp): Remove.
22695 * c-common.h (c_staticp): Ditto.
22696 * langhooks-defs.h (lhd_staticp): Ditto.
22697 (LHD_HOOKS_STATICP): Ditto
22698 * tree.h (gcc_assert_lowered): New macro.
22700 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22702 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22703 argument "reliable".
22704 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22705 Add argument "reliable". Propagate it through calls.
22706 (infer_loop_bounds_from_undefined): Derive number of iterations
22707 estimates from references in blocks that do not dominate loop latch.
22708 (gcov_type_to_double_int): New function.
22709 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22710 and expected_loop_iterations_unbounded.
22711 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22712 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22713 * tree-data-ref.c (estimated_loop_iterations): Export.
22714 (get_references_in_stmt): Fix -- do not return addresses of local
22716 * cfgloop.h (expected_loop_iterations_unbounded,
22717 estimated_loop_iterations): Declare.
22719 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22721 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22723 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22725 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22726 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22727 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22728 Use output_387_reg_move().
22729 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22730 expander using X87MODEF12 mode macro.
22731 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22732 choosing register preferences. Use output_387_reg_move().
22733 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22734 instead of "x". Use output_387_reg_move().
22735 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22736 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22737 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22738 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22739 Use output_387_reg_move().
22740 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22742 (*truncxf?f_i387 splitter): Ditto.
22744 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22746 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22747 LANG_HOOKS_SAFE_FROM_P.
22748 * expr.c (safe_from_p): Remove langhook call.
22749 * langhooks.h (lang_hooks): Remove safe_from_p.
22750 (lhd_safe_from_p): Remove prototype.
22751 * langhooks.c (lhd_safe_from_p): Remove.
22753 2007-04-06 Jan Hubicka <jh@suse.cz>
22755 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22758 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22760 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22761 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22762 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22763 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22765 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22766 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22768 2007-04-05 Richard Henderson <rth@redhat.com>
22770 * config/alpha/alpha.c (print_operand) [+]: Remove.
22771 (alpha_end_function): Print nop if call at end of function.
22772 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22773 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22774 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22775 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22776 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22777 the call pattern. Update peepholes to match.
22779 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22781 * doc/extend.texi (Other Builtins): Add decimal float variants
22783 * builtins.def: Ditto.
22784 * builtins.c (expand_builtin): Ditto.
22786 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22787 H.J. Lu <hongjiu.lu@intel.com>
22790 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22791 of V8HImode when calling ix86_binary_operator_ok.
22792 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22793 (sdot_prodv8hi): Operands 1 and 2 must be register.
22795 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22797 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22798 initialize align to silence bogus warning.
22800 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22802 PR middle-end/22156
22803 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22805 (struct sra_walk_fns): Remove use_all parameter from use.
22806 (sra_hash_tree): Handle BIT_FIELD_REFs.
22807 (sra_elt_hash): Don't hash bitfld blocks.
22808 (sra_elt_eq): Skip them in parent compares as well. Handle
22810 (sra_walk_expr): Don't maintain or pass down use_all_p.
22811 (scan_use): Remove use_all parameter.
22812 (scalarize_use): Likewise. Re-expand assignment to
22813 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22814 output, and re-scalarize after output. Don't mark anything
22816 (scalarize_ldst): Adjust.
22817 (scalarize_walk_gimple_modify_statement): Likewise.
22818 (build_element_name_1): Handle BIT_FIELD_REFs.
22819 (instantiate_element): Don't warn for any element whose parent
22820 is used as a whole.
22821 (instantiate_missing_elements_1): Return the sra_elt.
22822 (canon_type_for_field): New.
22823 (try_instantiate_multiple_fields): New.
22824 (instantiate_missing_elemnts): Use them.
22825 (mark_no_warning): Removed.
22826 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22827 (REPLDUP, sra_build_elt_assignment): New.
22828 (generate_copy_inout): Use them.
22829 (generate_element_copy): Likewise. Handle bitfld differences.
22830 (generate_element_zero): Don't recurse for blocks. Use
22831 sra_build_elt_assignment.
22832 (generate_one_element_int): Take elt instead of var. Use
22833 sra_build_elt_assignment.
22834 (generate_element_init_1): Adjust.
22835 (scalarize_use, scalarize_copy): Use REPLDUP.
22836 (scalarize_ldst): Move assert before dereference.
22837 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22839 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22841 * regmove.c: Fix unused variable warnings due to previous commit.
22843 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22845 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22846 (regmove_bb_head): Remove.
22847 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22848 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22849 problems with fixup_match_1.
22850 Don't initialize/free regmove_bb_head.
22852 (reg_is_remote_constant_p): If an insn is in the same basic block
22853 but not before INSN, consider it remote, too.
22855 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22858 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22859 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22861 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22863 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22864 (CONDITIONAL_REGISTER_USAGE): Likewise.
22866 2007-04-04 Richard Henderson <rth@redhat.com>
22868 * config/alpha/lib1funcs.asm: Remove unused file.
22870 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22873 * opts.c (print_specific_help): Fix --help=<language>
22875 (common_handle_option): Support --help=common.
22877 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22880 * gcc.c (main): Do not run the linker if
22881 print_subprocess_help indicates that it shouldn't be
22884 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22887 * doc/invoke.texi (--help=): Document <languages> value, fix
22888 formatting in tables of values.
22890 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22892 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22893 dllimport attribute of virtual methods.
22895 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22897 * config/score/crti.asm: Change _bss_start to __bss_start.
22898 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22899 (OUTGOING_REG_PARM_STACK_SPACE) update.
22900 * config/score/score.opt: add options to make backend support
22901 score5, score5u, score7 and score7d.
22902 * config/score/score.md: Likewise.
22903 * config/score/misc.md: Likewise.
22904 * config/score/mac.md: Likewise.
22905 * doc/invoke.texi: Likewise.
22906 * doc/md.texi: update constraints define.
22908 2007-04-03 Richard Henderson <rth@redhat.com>
22910 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22911 an appropriate type, use the mode instead.
22913 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22915 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22916 Set the default --with-arch setting to mips2.
22917 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22918 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22919 (MULTILIB_OSDIRNAMES): Delete.
22920 (MULTILIB_DIRNAMES): Define.
22921 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22922 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22923 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22924 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22925 VXWORKS_OS_CPP_BUILTINS.
22926 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22927 (MIPS_DEBUGGING_INFO): Undefine.
22928 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22930 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22932 PR middle-end/30704
22933 * fold-const.c (native_encode_real): Encode real.c provided longs
22934 as a series of 32-bit native integers.
22935 (native_interpret_real): Interpret buffer as a series of 32-bit
22938 2007-04-03 Richard Guenther <rguenther@suse.de>
22940 * genpreds.c (write_insn_constraint_len): Write function
22941 optimized for CONSTRAINT_LEN implementation.
22942 (write_tm_preds_h): Output insn_constraint_len inline and
22943 use it for CONSTRAINT_LEN.
22944 (write_insn_preds_c): Don't output insn_constraint_len.
22945 * doc/md.texi (define_register_constraint): Document multi-letter
22946 constraints shall have the same length if they start with the same
22949 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22952 * config/i386/i386.md (isinf<mode>2): Expand only when
22953 TARGET_C99_FUNCTIONS is set.
22955 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22957 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22958 (x86_64-*-linux*): Ditto.
22959 * config/i386/i386.opt (mpc): New option.
22960 * config/i386/i386.c (overrride_options): Handle
22961 ix87_precision_string.
22962 * config/i386/crtprec.c: New file.
22963 * config/i386/t-crtpc: Ditto.
22964 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22965 and -mpc80 options.
22966 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22967 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22968 crtprec32.o, crtprec64.o and crtprec80.o.
22970 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22971 and -mpc80 options.
22972 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22974 2007-04-02 Eric Christopher <echristo@apple.com>
22976 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22977 limitations on darwin.
22979 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22982 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22984 2007-04-02 Dave Korn <dave.korn@artimi.com>
22986 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22988 2007-04-02 Dave Korn <dave.korn@artimi.com>
22990 * libgcc2.h (exception_descriptor): Don't forward-declare.
22991 (__get_eh_table_language, __get_eh_table_version): Delete
22992 prototypes of long-dead functions.
22994 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22996 * ebitmap.h: New file
22997 * ebitmap.c: New file
22998 * Makefile.in (ebitmap.o): New target.
23000 2007-04-01 Jan Hubicka <jh@suse.cz>
23002 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23003 before very first instruction.
23005 2007-04-01 Jan Hubicka <jh@suse.cz>
23007 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23008 waring on 64bit hosts.
23009 * bitmap.h: Fix typo in bitmap_head_def.
23011 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23013 PR rtl-optimization/31391
23014 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23015 into a DELETED_LABEL note, and the label is in an empty basic
23016 block, update BB_END as well as BB_HEAD.
23018 2007-04-01 Richard Henderson <rth@redhat.com>
23020 PR tree-optimization/31169
23021 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23022 to varying if the range is outside [0, prec-1].
23024 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23027 * config/mips/mips.md (load_const_gp): New insn.
23028 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23029 the MIPS16 GP pseudo register if no_new_pseudos.
23030 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23032 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23035 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23037 (call_value): Likewise.
23039 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23040 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23043 * doc/invoke.texi: (optimization options): Reword description
23044 of -ffast-math. Document its primary purpose.
23046 2007-03-31 Richard Guenther <rguenther@suse.de>
23048 * omp-low.c (splay-tree.h): Include.
23049 (lookup_decl): Replace splay-tree usage by pointer-map.
23050 (maybe_lookup_decl): Likewise.
23051 (new_omp_context): Likewise.
23052 (delete_omp_context): Likewise.
23053 * gimplify.c (splay-tree.h): Include.
23054 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23056 (remap_ssa_name): Likewise.
23057 (remap_decl): Likewise.
23058 (remap_type_1): Likewise.
23059 (remap_type): Likewise.
23060 (copy_body_r): Likewise.
23061 (expand_call_inline): Likewise.
23062 (clone_body): Likewise.
23063 (copy_tree_r): Likewise.
23064 (remap_save_expr): Likewise.
23065 (unsave_r): Likewise.
23066 (unsave_expr_now): Likewise.
23067 (tree_function_versioning): Likewise.
23068 (build_duplicate_type): Likewise.
23069 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23070 (struct copy_body_data): Replace splay-tree by pointer-map.
23071 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23072 not $(SPLAY_TREE_H).
23073 (gimplify.o): Depend on $(SPLAY_TREE_H).
23074 (omp-low.p): Likewise.
23076 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23078 * config/avr/predicates.md (even_register_operand,
23079 odd_register_operand): New predicates.
23080 * config/avr/avr.md (movw peephole2): New.
23081 (movw_r peephole2): New.
23083 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23085 * tree.h (get_signed_or_unsigned_type): New.
23086 * fold-const.c (operand_equal_for_comparison_p): Use
23087 get_signed_or_unsigned_type instead of
23088 lang_hooks.types.signed_or_unsigned_type.
23089 * expr.c (store_expr): Ditto.
23090 * langhooks.c (get_signed_or_unsigned_type): New.
23091 (lhd_signed_or_unsigned_type): New.
23092 * langhooks.h (lhd_signed_or_unsigned_type): New.
23093 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23095 2007-03-30 Richard Henderson <rth@redhat.com>
23097 * tree-ssa-loop-ivopts.c: Include target.h.
23098 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23099 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23100 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23101 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23103 2007-03-30 Richard Henderson <rth@redhat.com>
23104 Kai Tietz <kai.tietz@onevision.com>
23106 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23107 default for 64-bit.
23108 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23109 (TARGET_64BIT_MS_ABI): New.
23110 (DBX_REGISTER_NUMBER): Handle 64-bit.
23111 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23112 (LONG_TYPE_SIZE): Force to 32.
23113 (REG_PARM_STACK_SPACE): New.
23114 (OUTGOING_REG_PARM_STACK_SPACE): New.
23115 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23116 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23117 (STACK_BOUNDARY): Use 128 for 64-bit.
23118 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23119 Add 64-bit implementation.
23120 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23122 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23123 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23124 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23125 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23126 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23127 TARGET_64BIT_MS_ABI.
23128 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23129 (ix86_pass_by_reference): Likewise.
23130 (ix86_function_value_regno_p): Likewise.
23131 (ix86_build_builtin_va_list): Likewise.
23132 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23133 (function_arg_advance_ms_64): New.
23134 (function_arg_advance): Call it.
23135 (function_arg_ms_64): New.
23136 (function_arg): Call it.
23137 (function_value_ms_64): New.
23138 (ix86_function_value_1): Call it.
23139 (return_in_memory_ms_64): New.
23140 (ix86_return_in_memory): Call it.
23141 (setup_incoming_varargs_ms_64): New.
23142 (ix86_setup_incoming_varargs): Call it.
23143 (ix86_expand_prologue): Handle 64-bit stack probing.
23144 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23145 (output_pic_addr_const): Likewise.
23146 (x86_this_parameter): Likewise.
23147 (x86_output_mi_thunk): Likewise.
23148 (x86_function_profiler): Likewise.
23149 (TARGET_STRICT_ARGUMENT_NAMING): New.
23150 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23151 (TARGET_64BIT_MS_ABI): New.
23152 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23153 * config/i386/i386.md (allocate_stack_worker): Remove.
23154 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23155 describe the clobber of eax without a match_scratch.
23156 (allocate_stack_worker_postreload): Remove.
23157 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23158 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23159 (allocate_stack_worker_rex64_postreload): Remove.
23160 (allocate_stack): Handle 64-bit.
23161 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23162 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23163 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23164 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23165 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23166 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23167 * config.build (x86_64-*-mingw*): New host.
23168 * config.host (x86_64-*-mingw*): New host.
23169 * config.gcc (x86_64-*-mingw*): New target.
23170 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23172 2007-03-30 Richard Henderson <rth@redhat.com>
23173 Kai Tietz <kai.tietz@onevision.com>
23175 * c-pragma.c (struct def_pragma_macro_value): New.
23176 (struct def_pragma_macro): New.
23177 (pushed_macro_table): New.
23178 (dpm_hash, dpm_eq): New.
23179 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23180 (init_pragma): Install them.
23181 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23183 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23185 * config/avr/avr.c (avr_override_options): Clear
23186 'flag_delete_null_pointer_checks'.
23188 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23191 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23192 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23193 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23194 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23195 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23196 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23197 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23199 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23201 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23203 * regmove.c: Move all of pass_stack_adjustments from here...
23204 * combine-stack-adj.c: ...to this new file.
23205 * Makefile.in: Add rules for combine-stack-adj.o.
23207 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23209 PR tree-optimization/31383
23210 * tree-data-ref.c (affine_function_equal_p): Do not require the
23211 vectors to have the same length.
23213 2007-03-30 Jan Hubicka <jh@suse.cz>
23215 PR middle-end/30700
23216 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23217 availablility; add more sanity checking; ask varpool only about
23220 2007-03-29 Richard Henderson <rth@redhat.com>
23222 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23223 to decide, but __SIZEOF_LONG_LONG__.
23225 2007-03-29 Richard Henderson <rth@redhat.com>
23227 * emutls.c (struct __emutls_array): New.
23228 (emutls_destroy): Use it instead of casting element 0 from void*.
23229 (__emutls_get_address): Likewise.
23231 2007-03-29 Richard Henderson <rth@redhat.com>
23233 * varasm.c (initializer_constant_valid_p): Don't deny
23234 DECL_DLLIMPORT_P on functions.
23236 * config/i386/cygming.h: Remove function declarations.
23237 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23238 (ASM_OUTPUT_LABELREF): Remove.
23239 (COMMON_ASM_OP): Remove.
23240 (ASM_OUTPUT_COMMON): Remove.
23241 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23242 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23243 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23244 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23245 Rename from TARGET_ENCODE_SECTION_INFO.
23246 * config/i386/netware.h: Likewise.
23247 * config/i386/i386-protos.h: Update.
23248 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23249 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23250 (legitimate_constant_p): Reject dllimports.
23251 (dllimport_map, get_dllimport_decl): New.
23252 (legitimize_dllimport_symbol): New.
23253 (legitimize_address, ix86_expand_move): Use it.
23254 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23255 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23256 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23257 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23258 * config/i386/predicates.md (constant_call_address_operand): Only
23259 accept symbols; reject dllimport_p symbols.
23260 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23261 i386_pe_maybe_record_exported_symbol.
23262 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23263 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23264 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23265 trust the setting of DECL_DLLIMPORT_P.
23266 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23267 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23268 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23269 tidy the argument scanning loop.
23270 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23271 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23272 (i386_pe_strip_name_encoding): Remove.
23273 (i386_pe_binds_local_p): New.
23274 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23275 (i386_pe_output_labelref): Remove.
23276 (i386_pe_asm_output_aligned_decl_common): New.
23277 (i386_pe_maybe_record_exported_symbol): Rename from
23278 i386_pe_record_exported_symbol; check for dllexported symbols.
23280 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23282 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23283 add comment explaining why vsnprintf cannot be used.
23285 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23287 PR tree-optimization/30666
23288 * tree.c (build_complex_type): When creating type names for DWARF2
23289 debug info, create TYPE_DECLs for TYPE_NAME instead of
23291 (build_common_tree_nodes_2): Use build_complex_type when building
23292 predefined complex types, to preserve canonical types.
23294 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23296 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23297 (noce_get_alt_condition): Look at it to determine whether to
23298 reverse the condition or not.
23299 (noce_get_condition): Substitute the truth for lies.
23300 (noce_find_if_block): Set the then_else_reversed field.
23302 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23304 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23305 destination of this insn.
23306 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23307 than calling gen_rtx_SET directly. Use r0 to hold the value of
23308 'address + 4' rather than a stack based temporary which can be
23309 mis-optimized away.
23311 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23313 * config/s390/s390.c (s390_secondary_input_reload_class,
23314 s390_secondary_output_reload_class): Functions removed.
23315 (s390_secondary_reload): New function.
23316 (TARGET_SECONDARY_RELOAD): Target macro defined.
23317 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23318 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23319 * config/s390/s390.md ("reload_outti", "reload_outdi",
23320 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23321 "reload_out<mode>"): Expanders removed.
23322 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23323 "reload<mode>_nonoffmem_out"): Expanders added.
23325 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23327 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23328 action if SRC->DEST replacement failed anyway.
23330 2007-03-28 Mike Stump <mrs@apple.com>
23332 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23333 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23334 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23336 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23338 * config.gcc: Accept barcelona as a variant of amdfam10.
23339 * config/i386/i386.c (override_options): Likewise.
23340 * doc/invoke.texi: Likewise.
23342 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23344 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23345 offsets for BIT_FIELD_REF and COMPONENT_REF.
23347 2007-03-28 Richard Guenther <rguenther@suse.de>
23349 * tree.c (is_global_var): Move ...
23350 * tree-flow-inline.h (is_global_var): ... here.
23351 * tree.h (is_global_var): Remove declaration.
23353 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23355 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23357 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23358 * config/i386/i386.c (ix86_tune_features): Initialize new
23360 * config/i386/predicates.md (promotable_binary_operator): Use
23361 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23363 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23366 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23368 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23370 * config/fr30/fr30.md (movsi_internal): Change destination
23371 constraint from m to V and add m to the end.
23373 2007-03-28 Christian Bruel <christian.bruel@st.com>
23375 * config/sh/sh.md (movsi_i): Fix type attribute.
23377 2007-03-28 Christian Bruel <christian.bruel@st.com>
23379 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23380 (movsf_ie): Likewise.
23382 2007-03-28 Christian Bruel <christian.bruel@st.com>
23384 * config.gcc: Add sh4-300 to multilib.
23385 * config/sh/t-mlib-sh4-300: New file.
23387 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23389 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23390 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23391 fix_trunc<mode>di2.
23392 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23393 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23394 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23395 "fixuns_trunctddi2"): Whitespace fix.
23397 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23399 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23400 the definition of struct sh_args.
23401 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23402 CALL_COOKIE_INT_REG_GET): Likewise.
23404 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23406 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23407 transformations are applied successfully.
23409 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23411 * tree.c (tree_contains_struct): Permit 512 tree codes.
23412 * tree.h (tree_contains_struct): Ditto.
23413 (MAX_TREE_CODES): Ditto.
23414 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23415 SPARE member to store remaining padding bits.
23417 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23419 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23422 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23424 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23425 * configure: Regenerate.
23427 * configure: Regenerate using the correct version of autoconf.
23429 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23431 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23433 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23434 regs to "__SP_L__" and "__SP_H__".
23436 2007-03-27 Richard Guenther <rguenther@suse.de>
23438 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23439 computations with it with a HOST_WIDE_INT variable.
23441 2007-03-26 Mike Stump <mrs@apple.com>
23443 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23444 objective-c-header, objective-c++-header and objc++-cpp-output
23446 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23448 2007-03-26 Richard Henderson <rth@redhat.com>
23451 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23452 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23453 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23454 IX86_BUILTIN_PSRLQ128): New.
23455 (ix86_init_mmx_sse_builtins): Add them.
23456 (ix86_expand_builtin): Expand them.
23457 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23458 operand 2 be TImode.
23459 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23460 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23461 _mm_srli_epi64): Mark __B const.
23462 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23463 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23464 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23465 new two-vector shift builtins.
23467 2007-03-26 Ian Lance Taylor <iant@google.com>
23469 PR tree-optimization/31345
23470 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23471 [+INF, +INF(OVF)] into VARYING.
23473 2007-03-26 Zack Weinberg <zackw@panix.com>
23475 * gengtype-parse.c: New file.
23476 * gengtype-yacc.y: Delete.
23477 * gengtype-lex.l: Don't include gengtype-yacc.h.
23478 Define YY_DECL and yyterminate appropriately for recursive
23479 descent parser. yylval is now a string out-parameter to yylex.
23480 (HWS, EOID): New shorthand.
23481 (IWORD): Add a couple more types.
23482 (yylex): Add a setup stanza. Remove the complex rules for
23483 detecting GTY'ed types and typedefs; replace with simple
23484 keyword detectors. Adjust everything for the changed
23485 definition of yylval. Ignore all pp-directives, not just #define.
23487 (parse_file): Rename yybegin; do not call yyparse.
23489 * gengtype.c (xasprintf): Export again.
23490 (this_file): New. Use everywhere __FILE__ was being used.
23491 (get_lang_bitmap): Special case types defined in gengtype.c.
23492 (do_typedef, new_structure): Suppress definition of certain types.
23493 (new_structure): Improve diagnostics of duplicate definitions.
23494 Make sure location_s is associated with input.h.
23495 (nreverse_pairs, define_location_structures): New functions.
23496 (main): Improve tagging of kludge types. Remove old kludges
23497 for input.h types; use define_location_structures.
23498 * gengtype.h: Update prototypes. Define token codes here.
23499 * Makefile.in: Remove all references to gengtype-yacc.
23500 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23502 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23503 add GTY((skip)) to the field that's only conditionally there.
23504 * doc/install.texi: Document that Bison is no longer required
23505 unless building treelang.
23507 * gengtype.c: Don't include gtyp-gen.h.
23508 (srcdir): Declare here.
23509 (base_files, lang_dir_names): Allocate dynamically.
23510 (gt_files, num_gt_files, num_lang_dirs): New globals.
23511 (measure_input_list, read_input_line, read_input_list)
23512 (set_lang_bitmap): New functions.
23513 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23514 simplify, relying on read_input_list to set up the bitmaps.
23515 (main): Arguments are no longer unused. Check for correct number
23516 of command line arguments, set srcdir and srcdir_len, then call
23517 read_input_list, before doing anything else. No need to worry
23518 about duplicates in main loop.
23519 * configure.ac: Simplify the calculation of all_gtfiles.
23520 Put language tags in there. Don't set or substitute
23521 all_gtfiles_files_langs or all_gtfiles_files_frags.
23522 * Makefile.in: Revamp the way gengtype is invoked, now that it
23523 takes a file on its command line with a much simpler format.
23524 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23525 (GTFILES): Remove duplicates and C source files.
23526 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23527 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23528 * configure: Regenerate.
23530 * gengtype.h: Remove all type definitions to gengtype.c; leave
23531 only definitions of options_p, type_p, and pair_p as opaque
23532 pointers. Update prototypes.
23533 * gengtype.c: Many type definitions moved here from gengtype.h.
23534 Consolidate type definitions at the top of the file.
23535 (xvasprintf): Delete.
23536 (xasprintf): Make static.
23537 (create_nested_pointer_option): Add 'next' parameter.
23538 (create_field_all, create_field_at): New functions.
23539 (create_field): Now a thin wrapper around create_field_all.
23540 (create_optional_field): Rename create_optional_field_ and add
23541 line argument. Original name is now a macro which supplies
23543 (oprintf): Use vsnprintf directly.
23544 (close_output_files): Use fatal rather than perror/exit.
23545 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23546 (main): Set progname. Don't use exit.
23547 * gengtype-yacc.y (struct_fields): Use create_field_at.
23548 (option, optionseqopt): Delete.
23549 (optionseq): Consolidate productions from option here so we
23550 can use the first argument to create_option.
23552 * gengtype-lex.l: Distinguish unions from structures in the
23553 token type. Don't call find_structure; return the tag as a string.
23554 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23555 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23556 string. Reorganize typedef_struct production accordingly.
23557 Use create_nested_ptr_option.
23558 * gengtype.c (create_nested_ptr_option): New function.
23559 * gengtype.h: Declare it.
23561 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23562 (string_type): Don't declare.
23563 (do_scalar_typedef): Declare.
23564 (create_scalar_type): Update prototype.
23565 * gengtype.c (string_type): Make static.
23566 (scalar_nonchar, scalar_char): New.
23567 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23568 (resolve_typedef): Use scalar_nonchar for error recovery.
23569 (create_scalar_type): Remove name_len field. Return scalar_char
23570 or scalar_nonchar as appropriate.
23571 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23572 to use string_type.
23573 (throughout): Use scalar_nonchar instead of calling
23574 create_scalar_type, whenever possible.
23575 (main): Initialize scalar_char and scalar_nonchar before calling
23577 * gengtype-lex.l: Adjust for removal of second argument to
23578 create_scalar_type. Use yylval.s instead of yylval.t when
23580 * gengtype-yacc.y: Type of SCALAR is string. Call
23581 create_scalar_type from type:SCALAR rule. Adjust for removal of
23582 second argument to create_scalar_type.
23584 * vec.h: Remove all #if IN_GENGTYPE blocks.
23585 Add comment saying that changes may require adjustments to gengtype.
23586 * gengtype.c: Don't include coretypes.h or tm.h.
23587 Add comment to inclusion of errors.h.
23588 (note_def_vec, note_def_vec_alloc): New functions.
23589 * gengtype.h: Declare new functions.
23590 * gengtype-lex.l: Don't include coretypes.h.
23591 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23593 (update_lineno): Remove unnecessary prototype.
23594 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23595 (VEC rule): Just return VEC_TOKEN.
23596 * gengtype-yacc.y (VEC_TOKEN): New token type.
23597 (type): Add a production for VEC(a,b).
23598 * Makefile.in: Update dependencies.
23600 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23601 typedefs that use the old PARAMS macro.
23603 * gengtype-lex.l: Remove all rules and states relating to yacc
23605 * gengtype-yacc.y: Similarly.
23606 * gengtype.c (note_yacc_type): Delete function.
23607 * gengtype.h: Update prototypes.
23609 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23611 * tree-pretty-print.c (dump_generic_node): Report precision of
23612 unnamed integer types.
23614 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23616 * ifcvt.c (noce_try_store_flag_constants): Don't check
23617 no_new_pseudos here.
23618 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23619 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23620 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23621 noce_try_sign_mask): Likewise.
23622 (if_convert): Check no_new_pseudos here.
23624 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23626 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23627 (noce_get_condition): Handle new then_else_reversed argument.
23628 (noce_init_if_info): Remove, fold into noce_find_if_block.
23629 (noce_process_if_block): Take a struct noce_if_info as the
23630 argument. Don't set up one based on ce_if_info. Update pointer
23631 references accordingly.
23632 (cond_move_process_if_block): Likewise.
23633 (process_if_block): Removed.
23634 (find_if_block): Removed. Move functionality two new functions,
23635 noce_find_if_block and cond_exec_find_if_block.
23636 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23637 blocks and the symmetric IF-ELSE-JOIN case.
23638 (cond_exec_find_if_block): Also new function mostly based on old
23639 find_if_block and process_if_block.
23640 (find_if_header): Replace find_if_block call with separately
23641 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23642 (find_cond_trap): Update noce_get_condition call.
23643 (dead_or_predicable): Likewise.
23645 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23647 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23649 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23650 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23651 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23652 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23653 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23654 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23655 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23656 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23657 __builtin_ia32_psrad128 builtins.
23659 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23661 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23662 * config/i386/constraints.md
23663 (define_constraint "I"): Use IN_RANGE macro.
23664 (define_constraint "J"): Ditto.
23665 (define_constraint "K"): Ditto.
23666 (define_constraint "M"): Ditto.
23667 (define_constraint "N"): Ditto.
23668 (define_constraint "O"): Ditto.
23669 * config/i386/predicates.md
23670 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23671 (define_predicate "const_0_to_3_operand"): Ditto.
23672 (define_predicate "const_0_to_7_operand"): Ditto.
23673 (define_predicate "const_0_to_15_operand"): Ditto.
23674 (define_predicate "const_0_to_63_operand"): Ditto.
23675 (define_predicate "const_0_to_255_operand"): Ditto.
23676 (define_predicate "const_1_to_31_operand"): Ditto.
23677 (define_predicate "const_2_to_3_operand"): Ditto.
23678 (define_predicate "const_4_to_7_operand"): Ditto.
23680 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23682 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23683 in SImode for save_world.
23684 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23687 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23689 PR tree-optimization/30784
23690 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23693 2007-03-25 Revital Eres <eres@il.ibm.com>
23695 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23696 Fold movement_possibility function into it.
23698 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23700 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23701 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23702 (call_indirect_nonlocal_darwin64): Same.
23703 (call_nonlocal_darwin64): Same.
23704 (call_value_indirect_nonlocal_darwin64): Same.
23705 (call_value_nonlocal_darwin64): Same.
23706 (sibcall_nonlocal_darwin64): Same.
23707 (sibcall_value_nonlocal_darwin64): Same.
23708 (sibcall_symbolic_64): Same.
23709 (sibcall_value_symbolic_64): Same.
23710 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23712 (rs6000_emit_load_toc_table): Same.
23713 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23714 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23716 (divss_call): Same.
23717 (divus_call): Same.
23718 (quoss_call): Same.
23719 (quous_call): Same.
23720 (load_toc_v4_pic_si): Same
23721 (load_toc_v4_PIC_1): Same.
23722 (load_toc_v4_PIC_1b): Same.
23723 (call_indirect_aix{32,64}): Same.
23724 (call_value_indirect_aix{32,64}): Same.
23726 (call_value): Same.
23727 (call_local{32,64}): Same.
23728 (call_value_local{32,64}): Same.
23729 (call_indirect_nonlocal_aix{32,64}): Same.
23730 (call_nonlocal_aix{32,64}): Same.
23731 (call_value_indirect_nonlocal_aix{32,64}): Same.
23732 (call_value_nonlocal_aix{32,64}): Same.
23733 (call_indirect_nonlocal_sysv<mode>): Same.
23734 (call_nonlocal_sysv<mode>): Same.
23735 (call_value_indirect_nonlocal_sysv<mode>): Same.
23736 (call_value_nonlocal_sysv<mode>): Same.
23738 (sibcall_local{32,64}): Same.
23739 (sibcall_value_local{32,64}): Same.
23740 (sibcall_nonlocal_aix{32,64}): Same.
23741 (sibcall_value_nonlocal_aix{32,64}): Same.
23742 (sibcall_nonlocal_sysv<mode>): Same.
23743 (sibcall_value): Same.
23744 (sibcall_value_nonlocal_sysv<mode>): Same.
23746 2007-03-24 Paul Brook <paul@codesourcery.com>
23748 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23749 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23751 2007-03-24 Richard Henderson <rth@redhat.com>
23753 * config/ia64/constraints.md: New file.
23754 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23755 satisfies_constraint_?.
23756 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23757 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23758 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23759 ia64_output_mi_thunk): Likewise.
23760 (ia64_const_ok_for_letter_p): Remove.
23761 (ia64_const_double_ok_for_letter_p): Remove.
23762 (ia64_extra_constraint): Remove.
23763 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23764 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23765 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23766 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23767 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23768 EXTRA_MEMORY_CONSTRAINT): Remove.
23769 * config/ia64/ia64.md: Include constriants.md. Replace
23770 CONST_OK_FOR_? with satisfies_constraint_?.
23772 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23773 H.J. Lu <hongjiu.lu@intel.com>
23775 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23777 (name macros): Use DPD_BID_NAME to convert names properly.
23779 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23780 decimal floating point format.
23781 (init_floating_libfuncs): Change decimal functions so that they
23782 have a "bid_" prefix if the decimal system uses the BID format,
23783 and "dpd_" prefix if the decimal system uses the DPD format.
23784 (init_interclass_conv_libfuncs): Ditto.
23785 (init_intraclass_conv_libfuncs): Ditto.
23787 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23788 using the BID format.
23790 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23791 whether we are using the BID decimal format.
23792 * configure: Regenerate.
23794 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23795 the compiler has decimal floating point enabled. Define
23796 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23799 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23800 using the BID format.
23802 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23803 whether we are using the BID decimal format.
23804 * configure: Regenerate.
23806 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23807 the compiler has decimal floating point enabled. Define
23808 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23811 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23812 options, and that it is enabled for i386/x86_64 systems.
23814 * Makefile.in (enable_decimal_float): New.
23816 (DECNUMINC): Add -I$(DECNUMFMT).
23817 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23818 to $(DECNUMFMT) from $(DECNUM).
23820 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23821 Substitute enable_decimal_float.
23822 * configure: Regenerated.
23825 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23828 * configure.ac: Enable decimal float for x86_64-*-linux*.
23829 * configure: Regenerated.
23832 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23833 decimal128ClearSign to flip and clear the sign bit in decimal128.
23834 (decimal_real_maxval): Set decimal128SetSign to set the sign
23837 2007-03-23 Ian Lance Taylor <iant@google.com>
23839 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23841 2007-03-23 Ian Lance Taylor <iant@google.com>
23843 * tree-dump.c (dump_files): Correct comment.
23845 2007-03-23 Ian Lance Taylor <iant@google.com>
23847 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23849 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23851 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23852 in cfglayout mode. Don't go into and out of cfglayout mode.
23853 Link the blocks in the order of the constructed traces.
23854 (rest_of_handle_tracer): Adjust call to tracer.
23855 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23856 Don't go into cfglayout mode.
23857 (rtl_loop_done): Don't go out of cfglayout mode.
23858 * cfglayout.c (relink_block_chain): New function, split out from...
23859 (fixup_reorder_chain): ...here. Remove redundant checking.
23860 (cfg_layout_finalize): Don't clear the header, footer, and aux
23861 fields here, move the code to do so to relink_block_chain. Likewise
23862 for free_original_copy_tables.
23863 * rtl.h (tracer): Update prototype.
23864 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23865 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23866 mode. Use relink_block_chain to serialize the CFG according to the
23867 new basic block order. Move targetm.cannot_modify_jumps_p check from
23869 (gate_handle_reorder_blocks): ...to here.
23870 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23872 (gate_duplicate_computed_gotos): ...to here.
23873 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23874 something always changes when going into and out of cfglayout mode.
23875 Perform an expensive cfg cleanup while going into cfglayout mode.
23876 Always update liveness information on HAVE_conditional_execution
23877 targets. Reserialize the basic blocks and go out of cfglayout mode.
23878 * reg-stack.c: Include cfglayout.h.
23879 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23880 the call to reorder_basic_blocks.
23881 * basic-block.h (reorder_basic_blocks): Update prototype.
23882 (relink_block_chain): New prototype.
23883 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23885 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23887 * config/mips/mips.md (type, hazard, *movdi_32bit,
23888 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23889 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23890 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23891 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23892 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23894 (movcc): Change first xfer to multi.
23895 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23896 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23897 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23898 config/mips/generic.md: Change reservations using "xfer" to use
23900 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23901 using match_operand.
23902 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23903 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23905 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23907 2007-03-22 Richard Henderson <rth@redhat.com>
23909 * config/i386/i386.c: Remove unnecessary function declarations.
23910 Move targetm definition, and all related macros, to the end of
23911 the file. Resort some functions to put definitions before uses.
23912 (ix86_attribute_table): Make static. Move to end of file.
23913 (ix86_gimplify_va_arg): Make static.
23915 2007-03-22 Richard Henderson <rth@redhat.com>
23917 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23918 don't increase local_regparm with force_align_arg_pointer check.
23919 (ix86_function_sseregparm): Assert 32-bit.
23920 (type_has_variadic_args_p): New.
23921 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23922 type_has_variadic_args_p.
23923 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23924 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23925 use memset instead. Do maybe_vaarg check first; skip attribute
23926 tests if true; skip attribute tests for 64-bit.
23927 (construct_container): Remove TARGET_DEBUG_ARG.
23928 (function_arg_advance_32, function_arg_advance_64): Split out ...
23929 (function_arg_advance): ... from here.
23930 (function_arg_32, function_arg_64): Split out ...
23931 (function_arg): ... from here.
23932 (ix86_pass_by_reference): Tidy.
23933 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23934 (function_value_32): New, from parts of ix86_function_value
23935 and ix86_value_regno.
23936 (function_value_64): New, from parts of ix86_function_value
23937 and ix86_libcall_value.
23938 (ix86_function_value_1): New.
23939 (ix86_function_value, ix86_libcall_value): Use it.
23940 (return_in_memory_32, return_in_memory_64): Split out ...
23941 (ix86_return_in_memory): ... from here.
23942 (ix86_struct_value_rtx): Skip for 64-bit.
23943 (ix86_libcall_value, ix86_value_regno): Remove.
23944 (setup_incoming_varargs_64): Split out ...
23945 (ix86_setup_incoming_varargs): ... from here.
23946 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23947 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23948 * config/i386/i386-protos.h (ix86_function_value): Remove.
23949 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23951 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23954 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23955 infinities not supported, otherwise emit warning if -Woverflow. On
23956 underflow, emit warning if -Woverflow.
23957 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23959 * real.h (real_from_string): Update declaration
23961 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23962 Richard Henderson <rth@redhat.com>
23964 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23965 * calls.c (compute_argument_block_size, expand_call,
23966 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23967 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23968 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23969 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23970 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23971 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23972 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23973 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23976 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23978 * c-incpath.c (add_sysroot_to_chain): New.
23979 (merge_include_chains): Add sysroot argument. Call
23980 add_sysroot_to_chain if sysrooted.
23981 (register_include_chains): Update call to merge_include_chains.
23982 * doc/cppopts.texi: Document use of '=' in include directory
23985 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23987 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23988 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23989 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23990 insn pattern using X87MODEF12 mode macro.
23992 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23994 * regmove.c (regmove_optimize): Use reg_mentioned_p
23995 instead of reg_overlap_mentioned_p for DST.
23997 2007-03-21 Mike Stump <mrs@apple.com>
23999 * c.opt: Fixup for Objective-C/C++.
24001 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24003 * explow.c (convert_memory_address): Fold memory reference when
24004 POINTERS_EXTEND_UNSIGNED < 0
24006 2007-03-21 Richard Henderson <rth@redhat.com>
24009 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24010 * config/i386/mmintrin.h (__m64): Likewise.
24011 * config/i386/xmmintrin.h (__m128): Likewise.
24013 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24015 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24016 (VXWORKS_OS_CPP_BUILTINS): Define.
24017 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24018 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24020 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24022 * rtl.h (constant_pool_reference_p): Delete.
24023 (find_constant_src): Declare.
24024 * rtlanal.c (find_constant_src): New function.
24025 * simplify-rtx.c (constant_pool_reference_p): Delete.
24026 * config/i386/i386.md: Use find_constant_src instead of
24027 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24029 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24031 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24032 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24034 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24036 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24037 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24038 (arm_elf_asm_constructor): Use it.
24039 (arm_elf_asm_destructor): New function.
24041 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24043 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24045 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24047 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24049 2007-03-19 Andrew Haley <aph@redhat.com>
24051 PR tree-optimization/31264
24052 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24053 VIEW_CONVERT_EXPRs.
24055 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24057 PR rtl-optimization/30907
24058 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24059 (fwprop_init): Always call loop_optimizer_initialize.
24060 (fwprop_done): Always call loop_optimizer_finalize.
24061 (fwprop): We always have loop info now.
24062 (gate_fwprop_addr): Remove.
24063 (pass_fwprop_addr): Use gate_fwprop as gate.
24065 PR rtl-optimization/30841
24066 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24067 df_chain_alloc): Call df_reorganize_refs unconditionally.
24068 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24069 refs_organized to refs_organized_size.
24070 (df_ref_create_structure): Use refs_organized_size instead of
24071 bitmap_size if refs had been organized, and keep refs_organized_size
24073 * df.h (struct df_ref_info): Change refs_organized to
24074 refs_organized_size.
24075 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24078 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24080 * except.c (output_function_exception_table): Do not reference the
24081 EH personality routine for functions that do not require an
24084 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24087 * c-typeck.c (convert_for_assignment): Call comptypes for
24088 RECORD_TYPE or UNION_TYPE.
24090 PR inline-asm/30505
24091 * reload1.c (reload): Do invalid ASM checking after
24092 cleanup_subreg_operands.
24094 2007-03-19 Jeff Law <law@redhat.com>
24096 * tree-cfg.c (find_taken_edge): Tighten conditions for
24097 optimizing computed gotos.
24099 2007-03-19 Michael Matz <matz@suse.de>
24101 * builtins.c (expand_builtin_sync_operation,
24102 expand_builtin_compare_and_swap,
24103 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24106 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24107 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24110 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24112 * doc/tm.texi: Add brackets around the return type of
24113 TARGET_SECONDARY_RELOAD.
24115 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24116 Richard Guenther <rguenther@suse.de>
24118 PR tree-optimization/31254
24119 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24120 Use handled_component_p () where appropriate. Continue
24121 propagating into the rhs if we propagated into an INDIRECT_REF
24124 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24126 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24127 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24128 (xde, xdee): Mode attributes adjusted to support DFP modes.
24129 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24130 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24131 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24132 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24133 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24134 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24135 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24137 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24138 "movsf"): Insn definitions removed.
24139 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24140 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24141 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24143 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24144 "reload_in<mode>", "reload_out<mode>"): Expander added.
24145 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24148 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24150 * config/s390/s390.md: Only non-functional changes. Renamed
24151 FPR mode macro to BFP all over the file.
24153 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24155 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24156 (op_type attribute): RRF instruction type added.
24157 (fT0): New mode attribute.
24158 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24159 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24160 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24161 instruction no secondary memory is needed when moving DFmode values
24162 between GPRs and FPRs.
24164 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24166 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24167 inverted and documentation adjusted.
24168 ("mhard-dfp", "msoft-dfp"): New options.
24169 * config/s390/s390.c (s390_handle_arch_option): New architecture
24171 (override_options): Sanity checks for the new options added.
24172 * config.gcc: New architecture switch: z9-ec.
24173 * config/s390/s390.h (processor_flags): PF_DFP added.
24174 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24175 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24176 when the bit is NOT set so remove it from the defaults.
24178 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24180 * genemit.c (main): Print include statement for dfp.h.
24181 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24184 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24186 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24188 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24191 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24192 instead of PATTERN.
24194 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24196 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24197 attr_length_call, output_call, output_indirect_call): Cleanup
24198 formatting of targetm calls.
24200 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24202 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24204 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24206 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24207 reservation, bypass and anti-bypass descriptions for these
24208 instructions. Update move patterns.
24209 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24212 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24214 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24215 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24216 (get_initial_def_for_reduction): Likewise.
24218 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24220 Fix PR tree-optimization/29922
24221 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24222 (get_representative): Removed.
24223 (value_dies_in_block_x): Update for rvuse removal.
24224 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24225 (compute_antic_aux): Handle when PHI nodes appear in
24226 non-single-successors.
24227 (dump_bitmap_of_names): Removed.
24228 (compute_antic_safe): Renamed and removed rvuse calculation.
24229 Calculate only antic safe.
24230 (insert_into_preds_of_block): Remove assert.
24231 (execute_pre): Update for renamed functions.
24232 (defer_or_phi_translate_block): New function.
24234 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24236 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24237 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24239 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24240 Follow spelling conventions.
24242 * tree-data-ref.h: Remove the prototype for analyze_array.
24244 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24246 PR tree-optimization/31041
24247 * tree-vect-transform.c (get_initial_def_for_induction): Call
24248 force_gimple_operand.
24250 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24252 * ipa-type-escape.c (look_for_casts) : Revert code to use
24253 handled_component_p due to ada test a-numaux.adb.
24255 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24257 * final.c (final_scan_insn): Alter the condition of a
24258 conditional trap if we have nonstandard CC.
24260 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24262 * configure.ac: Remove excess quoting from asm line 0 test.
24263 * configure: Rebuilt.
24265 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24267 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24268 * c-common.c (convert_and_check): Move warning logic to...
24269 (warnings_for_convert_and_check): ...here. Define.
24270 * c-common.h (warnings_for_convert_and_check): Declare.
24272 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24274 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24275 (output_call): Likewise.
24277 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24279 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24281 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24283 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24285 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24287 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24288 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24290 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24292 PR tree-optimization/31183
24293 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24294 Use double_int instead of unsigned int for representing access_strides.
24295 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24297 2007-03-16 Richard Guenther <rguenther@suse.de>
24299 PR tree-optimization/31146
24300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24301 to allow recursion of forward_propagate_addr_expr.
24302 (forward_propagate_addr_into_variable_array_index): Likewise.
24303 (forward_propagate_addr_expr): Likewise.
24304 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24305 (forward_propagate_addr_expr_1): Recurse on simple copies
24306 instead of propagating into them. Do so for useless conversions
24308 (forward_propagate_addr_expr): Clean up unused statements after
24311 2007-03-16 Richard Guenther <rguenther@suse.de>
24313 * builtins.c (expand_builtin_cexpi): Use the right argument
24314 for the expansion via cexp.
24316 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24318 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24319 * configure: Rebuilt.
24321 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24324 * dwarf2out.c (force_type_die): Adjust comment.
24325 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24327 2007-03-15 DJ Delorie <dj@redhat.com>
24329 * config/frv/predicates.md (minmax_operator): Don't check operands
24332 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24334 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24335 Update constant estimates of number of iterations.
24336 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24337 argument renamed to "realistic".
24338 (compute_estimated_nb_iterations): Removed.
24339 (record_niter_bound): New function.
24340 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24341 call record_nonwrapping_iv with upper = false.
24342 (infer_loop_bounds_from_signedness): Pass upper argument to
24343 record_nonwrapping_iv.
24344 (estimate_numbers_of_iterations_loop): Do not call
24345 compute_estimated_nb_iterations. Record estimate based on profile
24346 information. Initialize the constant estimates of number of
24348 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24350 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24351 number of iterations is too small.
24352 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24353 (EST_NOT_AVAILABLE): Removed.
24354 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24355 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24358 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24360 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24361 Handle NE_EXPR guards.
24363 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24366 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24367 Set also -pedantic-errors by default for the preprocessor unless
24368 -fpermissive is given.
24370 2007-03-15 Richard Guenther <rguenther@suse.de>
24372 PR middle-end/29719
24373 PR middle-end/31161
24374 * builtins.c (expand_builtin_cexpi): As a fallback if we
24375 don't have builtins for sincos or cexp create a function
24376 declaration for cexp and expand to a call to that.
24377 (expand_builtin_int_roundingfn): Always fall
24378 back to floor/ceil and its variants even if they may be
24381 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24383 PR middle-end/31159
24384 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24385 jump tables, move the call to delete_dead_jumptables from here...
24386 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24387 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24388 don't allow merging of blocks that try_redirect_by_replacing_jump
24389 also does not handle when not optimizing.
24391 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24392 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24394 * config/i386/i386.md (x86_sahf_1): Correctly handle
24397 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24400 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24401 x86_64_general_operand as operand[2] predicate. Remove "iF"
24402 from operand constraints and use "e" constraint instead.
24403 (*subti3_1, *subti3_1 splitter): Ditto.
24404 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24405 operand[1] predicate.
24407 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24409 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24410 arrays, multiply the access strides by the size of the sub-array.
24411 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24413 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24415 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24416 the configured assembler supports the sahf mnemonic.
24417 * configure: Regenerate.
24418 * config.in: Regenerate.
24420 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24421 emit "sahf" or ".byte\t0x9e" as asm template.
24423 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24426 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24427 option to replace hard coded TARGET_xxx in md file.
24428 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24429 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24430 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24431 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24432 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24433 (X86_TUNE_NOT_VECTORMODE): Ditto.
24434 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24435 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24436 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24437 (TUNE_SLOW_IMUL_IMM8): Ditto.
24438 (TUNE_MOVE_M1_VIA_OR): Ditto.
24439 (TUNE_NOT_UNPAIRABLE): Ditto.
24440 (TUNE_NOT_VECTORMODE): Ditto.
24442 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24445 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24446 tuning options instead of hard coded TARGET_xxx.
24447 (fix ssemode peephole2's): Ditto.
24448 (imul peephole2's): Ditto.
24450 (movdi_or_rex64): Ditto.
24451 (move peephole2): Ditto.
24452 (not peephole2's): Ditto.
24454 2007-03-14 Dirk Mueller <dmueller@suse.de>
24456 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24457 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24458 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24460 * c-parser.c (c_parser_do_statement): Warn about empty body in
24461 do/while statement.
24462 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24463 * doc/invoke.texi (-Wempty-body): Update documentation.
24465 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24468 * c-common.h (warn_for_div_by_zero): Declare.
24469 * c-common.c (warn_for_div_by_zero): Define.
24470 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24473 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24475 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24476 to PREFIX and STANDARD_PREFIX.
24478 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24479 Phil Edwards <phil@codesourcery.com>
24481 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24482 (__gthread_once_t): Remove busy field for RTPs.
24483 (__GTHREAD_ONCE_INIT): Update accordingly.
24485 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24487 * doc/invoke.texi: Document VxWorks options.
24489 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24491 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24493 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24495 PR tree-optimization/30590
24496 * tree-nrv.c (tree_nrv): Check for the partial update of the
24499 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24501 * flags.h (flag_random_seed): Remove declaration, in favor of...
24502 * toplev.h (get_random_seed, set_random_seed): ... these.
24503 * tree.c (get_file_function_name): Use the former.
24504 * opts.c (common_handle_option): Use the latter.
24507 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24509 PR middle-end/31127
24510 * cse.c (cse_find_path): Do not bail out if a basic block that
24511 we already visited now becomes part of a path that starts at a
24512 different basic block. Just disallow this, to make sure we
24513 visit each basic block at most once.
24515 2007-03-13 Jan Hubicka <jh@suse.cz>
24517 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24518 attributes, when profile esitmate is present, calls with very low
24519 frequency are cold.
24521 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24523 PR tree-optimization/30730
24524 PR tree-optimization/26900
24525 * tree-ssa-loop-niter.c: Include gmp.h.
24526 (bounds): New type.
24527 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24528 split_to_var_and_offset, determine_value_range,
24529 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24530 bound_difference, bounds_add, bounds_negate,
24531 number_of_iterations_ne_max, dump_affine_iv): New functions.
24532 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24533 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24534 difference of initial and final value of control iv to validate
24536 (number_of_iterations_cond): Add loop parameter. Determine bounds
24537 on the difference of the extremes of the control iv. Add dumps.
24538 (expand_simple_operations): Handle phi nodes.
24539 (simplify_using_initial_conditions): Do not record used conditions.
24540 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24541 Do not set additional_info.
24542 (implies_nonnegative_p, implies_ge_p): Removed.
24543 (derive_constant_upper_bound): Do not use parameter `additional'.
24544 (record_estimate): Parameter `additional' removed. Parameter
24545 `i_bound' added. Do not call derive_constant_upper_bound.
24546 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24547 bound the number of iterations estimate.
24548 (estimate_numbers_of_iterations_loop): Pass the estimate from
24549 the number of iterations analysis to record_estimate.
24550 * tree.h (multiple_of_p): Declare.
24551 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24552 (scev_const_prop): Do not check expression_expensive_p.
24553 * fold-const.c (multiple_of_p): Exported.
24554 * double-int.c (double_int_mask): Exported.
24555 * double-int.h (double_int_mask): Declare.
24556 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24557 field. Added max field.
24559 2007-03-13 David Taylor <taylor@candd.org>
24562 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24565 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24568 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24569 two unamed patterns.
24571 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24573 * config/i386/i386.opt (mcx16, msahf): New options.
24574 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24575 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24577 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24578 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24579 Output -mcx16 and -msahf options when corresponding bit is set.
24581 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24582 and -msahf options.
24584 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24586 * configure.ac: Test for assembler tolerance to # 0 "".
24587 * configure, config.in: Rebuilt.
24588 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24590 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24592 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24594 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24595 (handle_syscall): Handle direct system calls.
24596 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24598 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24600 * doc/invoke.texi: Fix cpp.info cross-reference.
24601 * doc/passes.texi: Fix gcc.info cross-reference.
24603 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24605 PR tree-optimization/30835
24606 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24607 bb_for_stmt is not NULL before accessing it.
24609 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24611 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24614 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24617 * doc/install.texi: Document --enable-stage1-languages
24619 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24621 * tree-pass.h (pass_into_cfg_layout_mode,
24622 pass_outof_cfg_layout_mode): Declare.
24623 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24624 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24625 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24626 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24628 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24630 * c-decl.c (warn_variable_length_array): New function.
24631 Refactored from grokdeclarator to handle warn_vla
24632 and handle unnamed array case.
24633 (grokdeclarator): Refactored VLA warning case.
24634 * c.opt (Wvla): New flag.
24635 * doc/invoke.texi (Wvla): New warning.
24637 2007-03-12 Richard Henderson <rth@redhat.com>
24639 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24640 (TARGET_SECTION_TYPE_FLAGS): New.
24642 2007-03-12 Richard Henderson <rth@redhat.com>
24644 * config/darwin.c (machopic_reloc_rw_mask): New.
24645 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24646 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24648 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24650 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24651 * cppdefault.h (cpp_PREFIX): Document.
24652 (cpp_PREFIX_len): Likewise.
24653 (cpp_EXEC_PREFIX): New variable.
24654 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24655 * c-incpath.c (add_standard_paths): Correct logic for relocating
24656 paths within prefix.
24658 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24660 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24661 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24663 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24664 fix_truncdfdi_sse using SSEMODEF mode macro.
24665 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24666 fix_truncdfsi_sse using SSEMODEF mode macro.
24667 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24668 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24670 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24672 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24673 elfos.h to tm_file.
24675 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24677 * tree.h : Add multiple_of_p declaration.
24678 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24679 * ipa-type-escape.c (results_of_malloc): Redundant.
24680 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24681 (cast_type): Extended with new members.
24682 (check_cast): Returns cast_type.
24683 (cast): New structure for data of walk_use_def_chains.
24684 (is_malloc_result, is_cast_from_non_pointer_1,
24685 is_cast_from_non_pointer,
24686 is_array_access_through_pointer_and_index): New functions.
24687 (look_for_casts): Returns cast types.
24688 (check_call): Returns void.
24689 (okay_pointer_operation): Use support of pointer plus index,
24690 pointer plus constant and allow all multiplications.
24692 2007-03-11 Richard Guenther <rguenther@suse.de>
24694 PR tree-optimization/31115
24695 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24696 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24697 A shift count of zero is not special as with *_DIV_EXPR.
24698 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24701 2007-03-11 Ian Lance Taylor <iant@google.com>
24703 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24704 the *_DIV_EXPR codes correctly with overflow infinities.
24706 2007-03-11 Ira Rosen <irar@il.ibm.com>
24708 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24709 indicate success/failure of the analysis. Add negation to subtrahend
24710 in case of subtraction. Fail if both operands contain constants.
24711 (create_data_ref): Fail if analyze_offset fails.
24713 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24715 * config/i386/i386.md (frndintxf2): Rename to ...
24716 (rintxf2): ... this. Remove expander having same name.
24717 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24718 (roundsf2, rounddf2): Ditto.
24719 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24720 (lround<mode>di2, lround<mode>si2): Ditto.
24722 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24724 * lower-subreg.c: Include except.h.
24725 (decompose_multiword_subregs): Verify that the only control flow
24726 insns we can split are loads to multi-words pseudos.
24727 Handle breaking such blocks after splitting, instead of calling
24728 find_many_sub_basic_blocks.
24730 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24731 on the new basic block. Add a lengthy comment explaining why we
24732 thought this was necessary.
24733 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24735 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24738 * tree.c (walk_type_fields): Recurse into the element type of
24739 ARRAY_TYPEs if there is a pointer set.
24741 2007-03-10 Dirk Mueller <dmueller@suse.de>
24743 * c-common.c (warn_logical_operator): Fix condition.
24745 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24747 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24749 * config/darwin.c (machopic_select_section): Remove superfluous
24750 argument in call to categorize_decl_for_section. Remove unused
24753 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24755 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24757 * configure: Regenerate.
24759 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24762 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24763 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24764 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24765 Add LABEL_NUSES to emitted label.
24766 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24767 branch probability value to emitted jump insn.
24768 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24769 Do not check life information and do not re-arrange input operands
24770 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24772 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24774 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24775 the change of decode_asm_operands.
24777 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24779 * mode-switching.c (create_pre_exit): Skip blockage insn.
24781 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24783 * tree-pass.h (TODO_update_smt_usage): Remove.
24785 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24789 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24791 * pa.c (attr_length_call): Revise condition for long
24792 pc-relative branch.
24793 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24794 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24795 sequence on SOM target.
24797 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24799 * gcc.c: Document %{, in big comment at top.
24800 (input_suffix_matches): Remove special handling for .s and
24802 (input_spec_matches): New.
24803 (handle_braces): Handle %{,.
24804 (validate_switches): ',' indicates a value which is not a switch.
24805 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24806 to detect assembler input.
24807 * config/i386/sol2.h (CPP_SPEC): Likewise.
24808 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24809 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24810 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24811 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24812 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24813 -m64 causes deployment target to default to 10.5.
24814 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24816 2007-03-09 Richard Henderson <rth@redhat.com>
24819 * target.h (targetm.asm.out.reloc_rw_mask): New.
24820 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24821 (TARGET_ASM_OUT): Use it.
24822 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24823 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24824 use the new reloc_rw_mask target hook instead.
24825 (default_section_type_flags_1): Merge into...
24826 (default_section_type_flags): ... here.
24827 (decl_readonly_section_1): Merge into...
24828 (decl_readonly_section): ... here.
24829 (default_elf_select_section_1): Merge into...
24830 (default_elf_select_section): ... here.
24831 (default_unique_section_1): Merge into...
24832 (default_unique_section): ... here.
24833 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24834 (default_select_rtx_section): Use it.
24835 (default_elf_select_rtx_section): Likewise.
24836 * output.h: Update to match.
24837 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24838 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24839 (TARGET_ASM_RELOC_RW_MASK): New.
24840 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24841 to categorize_decl_for_section.
24842 (x86_64_elf_unique_section): Likewise.
24843 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24844 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24845 (TARGET_ASM_RELOC_RW_MASK): New.
24846 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24847 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24848 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24849 (TARGET_RWRELOC): Remove.
24850 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24851 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24852 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24853 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24854 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24855 (rs6000_xcoff_select_section): Use decl_readonly_section.
24856 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24857 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24858 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24859 (TARGET_SECTION_TYPE_FLAGS): Remove.
24860 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24862 2007-03-09 Roger Sayle <roger@eyesopen.com>
24864 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24865 complex constant equality/inequality comparisons for here.
24866 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24867 known at compile-time or can be simplified to a scalar comparison.
24868 (fold_relational_const): Move compile-time evaluation of complex
24869 constant equality/inequality comparisons to here.
24871 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24873 PR rtl-optimization/30643
24874 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24876 (fold_rtx): Recurse, like before 2006-11-03.
24878 2007-03-09 DJ Delorie <dj@redhat.com>
24880 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24883 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24885 PR tree-optimization/30375
24886 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24887 LHS of statements is not the same.
24888 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24890 2007-03-09 Chao-ying Fu <fu@mips.com>
24892 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24894 * doc/invoke.texi (-mdspr2): Document new option.
24895 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24896 New unspec for DSP REV 2.
24897 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24898 these instructions are extended in DSP REV 2.
24899 (mips-dspr2.md): Include.
24900 * config/mips/mips.opt (mdspr2): New option.
24901 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24902 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24903 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24904 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24905 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24906 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24907 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24909 (bdesc_map): Add one field of unsupported_target_flags.
24910 (bdesc_arrays): Update entries to have extra fields. Add
24912 (mips_init_builtins): Initialize new function types.
24913 Check unsupported_target_fileds to filter out builtins.
24914 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24916 (ASM_SPEC): Pass mdspr2 to the assembler.
24917 * config/mips/mips-dspr2.md: New file.
24919 2007-03-09 Sa Liu <saliu@de.ibm.com>
24921 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24923 2007-03-09 Ian Lance Taylor <iant@google.com>
24925 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24926 argument) like -Wstrict-overflow=2.
24927 * doc/invoke.texi (Warning Options): Update documentation.
24929 2007-03-09 Dirk Mueller <dmueller@suse.de>
24932 * doc/invoke.texi (-Wlogical-op): Document.
24933 * common.opt (-Wlogical-op): New.
24934 * c-common.h (warn_logical_operator): Declare.
24935 * c-common.c (warn_logical_operator): Define.
24936 * c-typeck.c (parser_build_binary_op): Call
24937 warn_logical_operator.
24939 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24941 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24942 * final.c (final_scan_insn): Test for non-"" file name.
24944 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24946 * doc/loop.texi: Document the Omega linear constraints solver.
24947 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24948 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24949 omega-hash-table-size, omega-max-keys, and
24950 omega-eliminate-redundant-constraints.
24951 * tree-pass.h (pass_check_data_deps): Declared.
24954 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24955 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24956 pass_check_data_deps): New.
24957 * tree-data-ref.c (init_data_ref): Remove declaration.
24958 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24959 (analyze_array): Renamed init_array_ref, move up initializations.
24960 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24961 Removed arguments that are set to NULL.
24962 (analyze_indirect_ref): Correct indentation, correct call to
24964 (object_analysis): Call init_array_ref instead of analyze_array.
24965 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24966 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24967 of DR_ACCESS_FNS_ADDR.
24968 (init_omega_eq_with_af, omega_extract_distance_vectors,
24969 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24970 ddr_consistent_p): New.
24971 (compute_affine_dependence): Check consistency of ddrs when
24972 flag_check_data_deps is passed.
24973 (analyze_all_data_dependences): Uncomment.
24974 (tree_check_data_deps): New.
24975 * tree-data-ref.h: Include omega.h.
24976 (DR_ACCESS_FNS_ADDR): Removed.
24977 (data_dependence_relation): Add inner_loop.
24978 (DDR_INNER_LOOP): New.
24979 * common.opt (fcheck-data-deps): New.
24980 * tree-flow.h (tree_check_data_deps): Declare.
24981 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24982 (OBJS-common): Depend on omega.o.
24984 * passes.c (pass_check_data_deps): Scheduled.
24985 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24986 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24987 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24988 PARAM_VECT_MAX_VERSION_CHECKS,
24989 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24991 2007-03-09 Richard Guenther <rguenther@suse.de>
24993 PR tree-optimization/30904
24994 PR middle-end/31058
24995 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24996 the same way as *_DIV_EXPR.
24998 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25000 * recog.c (decode_asm_operands): No mixed declarations and code.
25002 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25004 * rtl.def (ASM_INPUT): Add location.
25005 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25006 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25007 (decode_asm_operands): Add loc operand.
25008 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25009 * stmt.c (expand_asm): Rename to...
25010 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25011 gen_rtx_ASM_INPUT_loc.
25012 (expand_asm_expr): Adjust.
25013 * recog.c (decode_asm_operands): Add loc operand.
25014 (check_asm_operands, extract_insn): Adjust.
25015 * reload1.c (maybe_fix_stack_asms): Likewise.
25016 * final.c (asm_insn_count): Likewise.
25017 (final_scan_insn): Output # line before and after asm.
25019 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25021 * tree-ssa-structalias.c (variable_info): Remove
25023 (new_var_info): Ditto.
25024 (shared_bitmap_info_t): New structure.
25025 (shared_bitmap_table): New variable.
25026 (shared_bitmap_hash): New function.
25027 (shared_bitmap_eq): Ditto
25028 (shared_bitmap_lookup): Ditto.
25029 (shared_bitmap_add): Ditto.
25030 (merge_smts_into): Change to take bitmap directly.
25031 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25032 (init_alias_vars): Init shared bitmap hashtable.
25033 (delete_points_to_sets): Delete shared bitmap hashtable.
25034 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25035 is_aliased removal as a change that was still necessary was
25038 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25040 * config/i386/i386.h (override_options): Conditionally disable
25041 x86_sahf for 64bit targets only.
25043 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25046 * c-decl.c (merge_decls): Don't call make_var_volatile.
25047 * varasm.c (make_var_volatile): Remove.
25048 * output.h (make_var_volatile): Remove.
25050 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25052 PR tree-optimization/31085
25053 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25055 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25057 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25058 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25059 ATTR_CONST_NOTHROW_LIST.
25061 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25064 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25066 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25068 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25071 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25073 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25074 passed, use shared libgcc.
25076 2007-03-08 Roger Sayle <roger@eyesopen.com>
25078 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25079 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25080 (honor_protect_cleanup_actions, lower_try_finally_switch):
25082 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25083 ifc_temp_var): Likewise.
25084 * tree-inline.c (setup_one_parameter): Likewise.
25085 * tree-mudflap.c (mf_decl_cache_locals,
25086 mf_build_check_statement_for): Likewise.
25087 * tree-nested.c (init_tmp_var, save_tmp_var,
25088 finalize_nesting_tree_1): Likewise.
25089 * tree-outof-ssa.c (insert_copy_on_edge,
25090 insert_backedge_copies): Likewise.
25091 * tree-profile.c (tree_gen_edge_profiler,
25092 tree_gen_ic_profiler): Likewise.
25093 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25094 * tree-sra.c (sra_build_assignment): Likewise.
25095 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25096 * tree-ssa-math-opts.c (insert_reciprocals,
25097 execute_cse_sincos_1): Likewise.
25098 * tree-tailcall.c (adjust_accumulator_values,
25099 adjust_return_value): Likewise.
25100 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25101 * tree-vect-transform.c (vect_create_data_ref_ptr,
25102 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25103 vect_create_epilog_for_reduction, vectorizable_reduction,
25104 vectorizable_call, vectorizable_conversion,
25105 vectorizable_assignment, vectorizable_operation,
25106 vectorizable_type_demotion, vect_gen_widened_results_half,
25107 vect_permute_store_chain, vectorizable_store,
25108 vect_setup_realignment, vect_permute_load_chain,
25109 vectorizable_load, vectorizable_condition,
25110 vect_create_cond_for_align_checks): Likewise.
25111 * tree-vrp.c (build_assert_expr_for): Likewise.
25113 2007-03-08 Ian Lance Taylor <iant@google.com>
25115 * tree-vrp.c: Include "intl.h".
25116 (usable_range_p): New static function.
25117 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25118 overflowed values, juts set *strict_overflow_p.
25119 (compare_values): Only return -2 if one of the operands is not a
25121 (compare_ranges): Call usable_range_p.
25122 (compare_range_with_value): Likewise.
25123 (vrp_evaluate_conditional_warnv): Rename from
25124 vrp_evaluate_conditional. Make static. Change all callers.
25125 (vrp_evaluate_conditional): New function.
25126 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25127 on signed overflow.
25128 (simplify_abs_using_ranges): Likewise.
25129 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25130 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25131 within_stmt parameter.
25132 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25133 vrp_evaluate_conditional.
25134 * tree-ssa-threadedge.c
25135 (record_temporary_equivalences_from_stmts_at_dest): Change
25136 simplify parameter to take a second tree parameter.
25137 (simplify_control_stmt_condition): Likewise.
25138 (thread_across_edge): Likewise.
25139 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25140 (thread_across_edge): Likewise.
25141 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25143 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25145 * config/i386/i386.h (TARGET_SAHF): New define.
25146 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25147 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25148 (x86_sahf): New global variable.
25149 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25150 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25151 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25152 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25154 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25155 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25156 when expanding fcomi/sahf based tests.
25157 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25158 expanding sahf based alternative. Emit sahf based sequence when
25159 optimizing for code size.
25160 * config/i386/i386.md (x86_sahf_1): Do not disable for
25161 TARGET_64BIT, enable for TARGET_SAHF.
25163 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25165 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25166 spurious whitespace from error message.
25168 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25171 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25173 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25175 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25177 * tree-sra.c (instantiate_element): Propagate disabled warnings
25178 from the element itself to the created variable.
25180 2007-03-07 Richard Henderson <rth@redhat.com>
25183 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25184 silently fix up the stack in the case of a missing register.
25186 2007-03-07 Paul Brook <paul@codesourcery.com>
25188 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25190 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25192 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25194 (phase1_vrs): Use them.
25195 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25196 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25197 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25198 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25199 __gnu_Unwind_Restore_WMMXC if required.
25200 (_Unwind_VRS_Pop): Implement iWMMXt support.
25201 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25202 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25203 gnu_Unwind_Save_WMMXC): Define.
25205 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25207 * config/vxworks.h (vxworks_override_options): Declare.
25208 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25209 * config/vxworks.c: Include target.h and toplev.h.
25210 (vxworks_override_options): New function.
25211 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25213 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25215 * config/s390/s390.c (override_options): Don't emit an error when
25216 -mstack-size is used without providing -mstack-guard.
25217 (s390_emit_prologue): Choose stack_guard value automatically if not
25218 provided via command line.
25219 * doc/invoke.texi: Adjust description of -mstack-guard and
25222 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25224 * config/i386/i386.c (output_set_got): Add a GOT initialization
25225 sequence for VxWorks PIC.
25226 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25227 around labels as well as symbols. Use gotoff_operand instead
25228 of local_symbolic_operand.
25229 (legitimize_pic_address): Use gotoff_operand instead of
25230 local_symbolic_operand. Use @GOT accesses for labels as
25232 (ix86_output_addr_diff_elt): Use PC-relative rather than
25233 GP-relative offsets for VxWorks PIC.
25234 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25235 no_new_pseudos. Check whether the returned register is op0.
25236 * config/i386/i386.md (tablejump): Use PC-relative rather than
25237 GP-relative offsets for VxWorks PIC.
25238 * config/i386/predicates.md (gotoff_operand): New predicate.
25240 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25242 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25244 * config/vxworks-dummy.h: New file.
25245 * config/i386/i386.h: Include it.
25247 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25249 * dwarf2out.c (is_inlined_entry_point): New
25250 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25251 DW_AT_ranges if the first subblock is the entry point.
25253 2007-03-06 David Daney <ddaney@avtrex.com>
25255 * doc/install.texi (mips-*-*): Change recommended binutils
25258 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25260 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25261 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25263 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25264 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25266 2007-03-06 Jan Hubicka <jh@suse.cz>
25268 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25269 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25271 (probably_cold_bb_p): Cold functions are cold.
25272 (probably_never_executed_bb_p): Cold functions are cold.
25273 (tree_bb_level_predictions): Predict calls to cold functions as not
25275 (compute_function_frequency): Check hot/cold attributes.
25276 * function.h (function_frequency): Update comments.
25277 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25278 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25279 (c_common_att): Add cold and hot.
25281 * doc/extend.texi (hot,cold attributes): Document.
25283 2007-03-06 Andrew Haley <aph@redhat.com>
25285 * function.c (expand_function_end): Move blockage to just after we
25286 emit the label for the naked return from the function.
25288 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25290 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25293 2007-03-06 Jan Hubicka <jh@suse.cz>
25295 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25296 loaded for constant large models. Non-large 64bit PIC can do.
25297 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25298 * cmodel.h: Add LARGE PIC.
25299 * i386.md (UNSPEC_PLTOFF): New.
25300 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25302 (*call_1_rex64): Disable for large models.
25303 (*call_1_rex64_large): New.
25304 (*call_value_1_rex64): Disable for large models.
25305 (*call_value_1_rex64_large): New.
25306 (set_rip_rex4): New.
25307 (set_got_offset_rex64): New.
25308 * predicates.md (constant_call_address_operand): For large model
25309 constant calls are not possible.
25310 * i386-protos.h (construct_plt_address): Declare.
25311 * i386.c (override_options): Accept large models.
25312 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25313 (legitimate_constant_p): Add new UNSPECs.
25314 (legitimate_pic_operand_p): Likewise.
25315 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25316 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25318 (output_pic_addr_const): Add PLTOFF.
25319 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25320 (ix86_expand_move): Legitimize pic address when in PIC mode.
25321 (construct_plt_address): New function.
25322 (ix86_expand_call): Offload the address to register and use GOT
25323 pointer for large model.
25324 * invoke.texi (mcmodel=large): Update documentation.
25326 2007-03-06 Richard Henderson <rth@redhat.com>
25328 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25329 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25330 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25331 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25332 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25333 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25334 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25335 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25336 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25337 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25338 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25339 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25340 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25341 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25342 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25343 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25344 x86_schedule, x86_use_bt, x86_pad_returns,
25345 x86_use_xchgb): Merge into ...
25346 (ix86_tune_features): ... here. New array.
25347 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25348 x86_bswap): Merge into ...
25349 (ix86_arch_features): ... here. New array.
25350 (x86_3dnow_a): Remove.
25351 (x86_accumulate_outgoing_args): Make static.
25352 (x86_arch_always_fancy_math_387): Make static.
25353 (ix86_tune_mask, ix86_arch_mask): Move ...
25354 (override_options): ... to local variables here. Apply the
25355 appropriate mask to each element of ix86_arch_features and
25356 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25357 as were done in the old macros.
25358 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25359 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25360 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25361 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25362 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25363 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25364 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25365 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25366 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25367 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25368 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25369 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25370 x86_accumulate_outgoing_args, x86_prologue_using_move,
25371 x86_epilogue_using_move, x86_decompose_lea,
25372 x86_arch_always_fancy_math_387, x86_shift1,
25373 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25374 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25375 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25376 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25377 x86_use_incdec, x86_pad_returns, x86_bswap,
25378 x86_partial_flag_reg_stall): Remove.
25379 (enum ix86_tune_indices): New.
25380 (ix86_tune_features): New.
25381 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25382 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25383 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25384 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25385 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25386 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25387 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25388 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25389 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25390 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25391 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25392 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25393 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25394 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25395 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25396 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25397 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25398 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25399 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25400 TARGET_EXT_80387_CONSTANTS): Use it.
25401 (enum ix86_arch_indices): New.
25402 (ix86_arch_features): New.
25403 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25404 TARGET_BSWAP): Use it.
25405 (ix86_tune_mask, ix86_arch_mask): Remove.
25407 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25410 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25411 Define using $${sysroot_headers_suffix}.
25412 * configure: Regenerate.
25413 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25414 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25416 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25417 * gcc.c (print_sysroot_headers_suffix): New.
25418 (option_map): Include --print-sysroot-headers-suffix.
25419 (display_help): Mention -print-sysroot-headers-suffix.
25420 (process_command): Handle -print-sysroot-headers-suffix.
25421 (do_spec_1): Append multilib directory to include-fixed path if
25422 sysroot suffixes in use.
25423 (main): Handle -print-sysroot-headers-suffix.
25424 * Makefile.in (start.encap): Don't depend on xlimits.h
25425 (xlimits.h): Remove.
25426 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25427 limits.h for each multilib in fixinc_list.
25428 (fixinc_list, s-fixinc_list): New.
25429 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25430 generate them for each multilib in fixinc_list.
25431 (stmp-fixproto): Use include-fixed. Run fixproto for each
25432 multilib in fixinc_list.
25433 (mostlyclean): Don't remove xlimits.h.
25434 (clean): Remove include-fixed.
25435 (real-install-headers-tar, real-install-headers-cpio,
25436 real-install-headers-cp): Don't copy include, only include-fixed.
25437 (install-mkheaders): Depend on fixinc_list. Don't depend on
25438 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25439 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25440 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25442 2007-03-06 Jan Hubicka <jh@suse.cz>
25444 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25447 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25449 * configure.ac: Allow tm_file to contain build-directory files.
25450 * configure: Regenerate.
25451 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25452 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25453 * config/m68k/print-sysroot-suffix.sh: New file.
25455 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25457 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25458 of pic_offset_table_rtx if reload_completed.
25459 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25460 PIC_OFFSET_TABLE_REGNUM.
25461 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25463 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25464 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25466 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25468 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25469 functions that call eh_return.
25471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25473 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25474 functions that need a constant pool.
25476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25479 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25480 (m68k_preferred_reload_class): Likewise.
25481 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25482 (SECONDARY_RELOAD_CLASS): Define.
25483 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25484 (LIMIT_RELOAD_CLASS): Delete.
25485 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25486 registers from storing bytes.
25487 (m68k_secondary_reload_class): New function.
25488 (m68k_preferred_reload_class): Likewise.
25490 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25492 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25494 (m68k_expand_prologue): Likewise.
25496 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25498 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25499 (mips_expand_epilogue): Add a bool parameter.
25500 (m68k_legitimize_sibcall_address): Declare.
25501 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25502 (m68k_expand_epilogue): Add a parameter to select between sibling
25503 and normal epilogues. Only generate a return for the latter.
25504 (m68k_ok_for_sibcall_p): New function.
25505 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25506 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25507 (sibcall_value, *sibcall_value): Likewise.
25508 (*call, *call_value): Require !SIBLING_CALL_P.
25509 (epilogue): Update call to m68k_expand_epilogue.
25510 (sibcall_epilogue): New pattern.
25511 * config/m68k/predicates.md (const_call_operand): Say that this
25512 predicate applies to sibling calls too.
25513 (sibcall_operand): New predicate.
25515 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25517 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25518 alternatives as movsi_cf.
25519 (movsf_cf_hard): Add commentary.
25521 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25522 Richard Sandiford <richard@codesourcery.com>
25524 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25525 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25526 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25527 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25528 as being live on exit from an interrupt function.
25529 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25530 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25531 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25532 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25533 (m68k_interrupt_function_p): Globalize.
25534 (m68k_compute_frame_layout): Remove reverse mask code.
25535 (m68k_emit_movem, m68k_set_frame_related): New functions.
25536 (m68k_output_function_prologue): Delete in favor of...
25537 (m68k_expand_prologue): ...this new function.
25538 (m68k_output_function_epilogue): Delete in favor of...
25539 (m68k_expand_epilogue): ...this new function.
25540 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25542 (print_operand): Handle %?.
25543 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25544 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25545 (prologue, epilogue): New patterns.
25546 (return): Turn into a define_expand.
25547 (*return): New pattern, derived from old "return" pattern. Use rte
25548 rather than rts for interrupt functions. Only use rtd if the pop
25550 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25551 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25552 (link, *link, unlink, *unlink, load_got): Likewise.
25554 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25558 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25559 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25560 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25561 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25562 and m68k_matches_u_p.
25563 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25564 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25565 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25566 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25567 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25568 (REG_STRICT_P): New macro.
25569 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25570 PCREL_GENERAL_OPERAND_OK.
25571 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25572 m68k_legitimate_base_reg_p.
25573 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25574 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25575 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25576 * config/m68k/m68k.c (m68k_address): New structure.
25577 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25578 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25579 (m68k_jump_table_ref_p, m68k_decompose_address)
25580 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25581 (m68k_matches_u_p): New functions.
25582 (print_operand_address): Rewrite to use m68k_decompose_index.
25584 2007-03-05 David Taylor <dtaylor@emc.com>
25586 * gcc.c: Correct copyright date in --version output.
25588 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25590 * pa.md: In unamed move patterns, disparge copies between general
25591 and floating point registers using '?' modifier. Don't include 'f'
25592 constraint for register preferences in DImode, SImode, HImode and
25593 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25594 Remove constraints for copies between general and floating registers
25595 in soft-float DFmode pattern.
25596 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25600 2007-03-05 Mike Stump <mrs@apple.com>
25602 * c-common.c (targetcm): Add.
25603 * c-opts.c (c_common_handle_option): Handle language specific
25605 * opts.c (handle_option): Verify language for target options, if
25607 * opth-gen.awk: Add CL_LANG_ALL.
25608 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25609 (TARGETCM_INITIALIZER): Add.
25610 * target.h (struct gcc_targetcm): Add.
25612 * targhooks.c (default_handle_c_option): Add.
25613 * targhooks.h (default_handle_c_option): Add.
25614 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25616 * config/darwin.opt (iframework): Add.
25617 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25618 * config/darwin-c.c (handle_c_option): Add.
25619 (TARGET_HANDLE_C_OPTION): Add.
25621 * doc/invoke.texi (Darwin Options): Add -iframework.
25623 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25625 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25628 2007-03-05 Ian Lance Taylor <iant@google.com>
25630 * c.opt (fgnu89-inline): New option.
25631 * c-opts.c (c_common_post_options): Set default value for
25633 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25634 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25636 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25637 (grokdeclarator, start_function): Likewise.
25638 * c-cppbuiltin.c (c_cpp_builtins): Define either
25639 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25640 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25641 (C Dialect Options): Document -fgnu89-inline.
25642 * doc/extend.texi (Function Attributes): Explain what the
25643 gnu_inline attribute does.
25644 * doc/cpp.texi (Common Predefined Macros): Document
25645 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25647 2007-03-05 Ian Lance Taylor <iant@google.com>
25649 PR tree-optimization/31034
25650 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25651 half-range if the other side is an overflow infinity.
25653 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25655 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25656 (bfin*-linux-uclibc*): New configuration.
25657 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25659 * config/bfin/linux.h: New file.
25660 * config/bfin/libgcc-bfin.ver: New file.
25661 * config/bfin/t-bfin-uclinux: New file.
25662 * config/bfin/t-bfin-linux: New file.
25663 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25664 (TARGET_OS_CPP_BUILTINS): New macro.
25666 2007-03-05 Richard Guenther <rguenther@suse.de>
25668 * fold-const.c (fold_binary): Remove duplicate folding
25669 of comparison of non-null ADDR_EXPR against null.
25671 2007-03-05 Richard Guenther <rguenther@suse.de>
25672 Dorit Nuzman <dorit@il.ibm.com>
25674 PR tree-optimization/26420
25675 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25676 are no loops in the function. Only print the number of
25677 vectorized loops if it is greater than zero or we are supposed
25678 to print information about unvectorized loops.
25680 2007-03-05 Revital Eres <eres@il.ibm.com>
25682 * gcc.dg/var-expand1.c: New test.
25683 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25684 when an accumulator is expanded.
25686 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25689 * c-common.c (convert_and_check): Don't give warnings for
25690 conversion if 'expr' already overflowed.
25692 2007-03-04 Roger Sayle <roger@eyesopen.com>
25694 PR middle-end/30744
25695 * fold-const.c (fold_comparison): Enforce type consistency when
25696 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25698 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25700 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25701 containing a cast to the base of TARGET_MEM_REF.
25703 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25705 * tree.c (tree_contains_struct_check_failed): Remove spurious
25706 whitespace from error message.
25708 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25711 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25712 instead of precision.
25714 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25715 Nathan Sidwell <nathan@codesourcery.com>
25717 * emit-rtl.c (find_auto_inc): New.
25718 (try_split): recreate REG_INC notes,
25719 Use regular for loops rather than whiles.
25721 2007-03-03 Andreas Schwab <schwab@suse.de>
25723 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25724 * configure: Regenerate.
25726 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25728 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25729 flag_rounding_math, not flag_unsafe_math_optimizations.
25731 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25733 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25734 alpha_fold_vector_minmax): Likewise.
25735 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25736 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25738 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25740 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25741 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25742 if the lhs has side-effects.
25743 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25745 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25747 * config/i386/i386.h (TUNEMASK): Remove define.
25748 (ARCHMASK): Remove define.
25749 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25750 Use ix86_arch_mask variable instead of ARCHMASK.
25751 * config/i386/i386.c (override_options): Ditto.
25752 (standard_80387_constant_p): Ditto.
25754 2007-03-02 Ian Lance Taylor <iant@google.com>
25756 Used signed infinities in VRP.
25757 * tree-vrp.c (uses_overflow_infinity): New static function.
25758 (supports_overflow_infinity): New static function.
25759 (make_overflow_infinity): New static function.
25760 (negative_overflow_infinity): New static function.
25761 (positive_overflow_infinity): New static function.
25762 (is_negative_overflow_infinity): New static function.
25763 (is_positive_overflow_infinity): New static function.
25764 (is_overflow_infinity): New static function.
25765 (overflow_infinity_range_p): New static function.
25766 (compare_values_warnv): New function split out of compare_values.
25767 (compare_value): Call it.
25768 (set_value_range_to_nonnegative): Add overflow_infinity
25769 parameter. Change caller.
25770 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25772 (vrp_expr_computes_nonzero): Likewise.
25773 (compare_ranges, compare_range_with_value): Likewise.
25774 (compare_name_with_value, compare_names): Likewise.
25775 (vrp_evaluate_conditional): Likewise.
25776 (set_value_range): Handle infinity
25777 (vrp_operand_equal_p, operand_less_p): Likewise.
25778 (extract_range_from_assert): Likewise.
25779 (vrp_int_const_binop): Likewise.
25780 (extract_range_from_binary_expr): Likewise.
25781 (extract_range_from_unary_expr): Likewise.
25782 (extract_range_from_comparison): Likewise.
25783 (extract_range_from_expr): Likewise.
25784 (dump_value_range): Likewise.
25785 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25786 (test_for_singularity): Likewise.
25787 (vrp_int_const_binop): Remove inline qualifier.
25788 (adjust_range_with_scev): Add comment.
25789 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25791 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25793 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25794 (get_constraint_for): Likewise.
25795 (do_structure_copy): Likewise.
25796 (find_func_aliases): Fix references to MODIFY_EXPR.
25797 (intra_create_variable_infos): Tidy.
25798 * tree-ssa-operands.c (add_virtual_operand): Add argument
25800 When adding members of alias sets, if IS_CALL_SITE is true and
25801 the symbol is not call-clobbered, skip it.
25802 Adjust all callers.
25804 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25806 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25807 entry by means of emit_insn_at_entry.
25809 2007-03-02 Richard Henderson <rth@redhat.com>
25811 * expr.h (promoted_input_arg): Remove decl.
25812 * function.c (promoted_input_arg): Merge into ...
25813 * combine.c (setup_incoming_promotions): ... only caller.
25814 Rearrange to avoid double loop.
25816 2007-03-02 Ben Elliston <bje@au.ibm.com>
25817 Peter Bergner <bergner@vnet.ibm.com>
25818 Janis Johnson <janis187@us.ibm.com>
25820 * config/rs6000/dfp.md: New file.
25821 * config/rs6000/rs6000.md: Include dfp.md.
25822 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25823 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25824 and TDmode decimal float modes in FP registers.
25825 (num_insns_constant): Likewise.
25826 (rs6000_legitimate_offset_address_p): Likewise.
25827 (rs6000_legitimize_address): Likewise.
25828 (rs6000_legitimize_reload_address): Likewise.
25829 (rs6000_legitimate_address): Likewise.
25830 (rs6000_emit_move): Likewise.
25831 (function_arg_boundary): Likewise.
25832 (function_arg_advance): Likewise.
25833 (rs6000_darwin64_record_arg_recurse): Likewise.
25834 (function_arg): Likewise.
25835 (rs6000_gimplify_va_arg): Likewise.
25836 (rs6000_split_multireg_move): Likewise.
25837 (rs6000_output_function_epilogue): Likewise.
25838 (rs6000_output_function_epilogue): Likewise.
25839 (rs6000_register_move_cost): Likewise.
25840 (rs6000_function_value): Likewise.
25841 (rs6000_libcall_value): Likewise.
25843 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25845 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25847 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25849 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25850 Use $MULTIDIR to choose between the kernel and RTP headers,
25851 and use $WIND_BASE and $WIND_USR to locate them.
25853 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25855 * config/i386/i386.c (override_options): Put initialization of
25856 ix86_tune_mask and ix86_arch_mask to the correct place.
25858 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25859 Michael Meissner <michael.meissner@amd.com>
25862 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25863 (ARCHMASK): Define.
25864 (TARGET_CMOVE): Use ARCHMASK.
25865 (TARGET_CMPXCHG): Ditto.
25866 (TARGET_CMPXCHG8B): Ditto.
25867 (TARGET_XADD): Ditto.
25868 (TARGET_BSWAP): Ditto.
25869 * config/i386/i386.c (ix86_tune_mask): New global variable.
25870 (ix86_arch_mask): Ditto.
25871 (override_options): Initialize ix86_tune_mask and
25872 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25875 2007-03-02 Ben Elliston <bje@au.ibm.com>
25878 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25880 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25882 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25883 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25884 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25885 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25887 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25888 rs6000_init_dwarf_reg_sizes_extra): New.
25889 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25890 SPE register high parts.
25892 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25894 * Makefile.in: Add install-pdf target as
25895 copied from automake v1.10 rules.
25896 * configure.ac: Add install-pdf to target list.
25897 * configure: Regenerate.
25899 2007-03-01 Paul Brook <paul@codesourcery.com>
25901 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25902 modes to LDRD for DImode.
25903 (output_move_double): Fixup out of range ldrd/strd.
25904 (vfp_secondary_reload_class): Rename...
25905 (coproc_secondary_reload_class): ... to this. Add wb argument.
25906 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25907 coproc_secondary_reload_class for CLASS_IWMMXT.
25908 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25909 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25911 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25913 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25914 unroll factor by the estimated number of iterations.
25915 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25916 than prefetch latency.
25918 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25919 decode_caches_intel, detect_caches_intel): New functions.
25920 (host_detect_local_cpu): Use detect_caches_amd and
25921 detect_caches_intel.
25923 2007-03-01 Richard Henderson <rth@redhat.com>
25925 * expr.c (emit_move_complex_push): Export.
25926 (emit_move_complex_parts): Split out from ...
25927 (emit_move_complex): ... here.
25928 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25929 * config/i386/i386.md (movcdi): New.
25931 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25933 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25934 size of mode1 to check for tieable modes in MMX case.
25936 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25938 * Makefile.in (rtlanal.o): Depend on tree.h.
25939 * rtl.h (offset_within_section_p, split_const): Declare.
25940 * rtlanal.c: Include tree.h.
25941 (offset_within_block_p): New function, taken from
25942 mips_offset_within_object_p.
25943 (split_const): New function, taken from mips_split_const.
25944 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25946 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25947 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25948 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25949 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25950 (m68k_illegitimate_symbolic_constant_p): New function.
25951 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25952 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25953 symbolic constant that might be outside the symbol's section,
25954 move the symbol first and then add the offset.
25955 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25957 * config/mips/mips.c (mips_split_const): Delete.
25958 (mips_offset_within_object_p): Delete.
25959 (mips_symbolic_constant_p): Use offset_within_section_p and
25960 split_const instead of mips_offset_within_object_p and
25962 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25963 (mips_legitimize_const_move, print_operand_reloc)
25964 (mips_dangerous_for_la25_p): Use split_const instead of
25967 2007-02-28 Eric Christopher <echristo@apple.com>
25969 * Makefile.in (install-include-dir): Don't rm -rf include.
25971 2007-02-28 Richard Guenther <rguenther@suse.de>
25973 PR middle-end/30364
25974 * fold-const.c (fold_binary): Do not associate expressions
25975 with more than one variable for integer types that do not wrap.
25977 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25979 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25980 Delete, and replace with...
25981 (fold_builtin_call_array): This. Update callers to use it.
25982 * fold-const.c (fold_build_call_list): Delete, and replace with...
25983 (fold_build_call_array): This.
25984 (fold_build_call_list_initializer): Delete, and replace with...
25985 (fold_build_call_array_initializer): This.
25986 * tree.h: Update declarations to reflect above changes.
25988 * c-typeck.c (build_function_call): Store converted arguments
25989 in a stack-allocated array instead of building a list.
25990 (convert_arguments): Store arguments in the array passed in as an
25991 argument, and return the actual number of arguments.
25992 * c-format.c: (check_function_format): Pass arguments in an
25993 array instead of a list.
25994 * c-common.c (check_function_nonnull): Likewise.
25995 (check_function_sentinel): Likewise.
25996 (check_function_arguments): Likewise.
25997 * c-common.h: Update declarations to reflect above changes.
25999 2007-02-28 Jan Hubicka <jh@suse.cz>
26001 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26002 PRED_NEGATIVE_RETURN): Update outcomes.
26004 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26006 * calls.c (emit_library_call_value_1): Handle partial registers
26007 correctly when building up CALL_INSN_FUNCTION_USAGE.
26009 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26011 * pa/predicates.md (move_src_operand): Allow zero for mode.
26012 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26015 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26018 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26019 *movv2df_internal): Enable pattern only for valid operand
26021 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26022 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26024 2007-02-27 Mike Stump <mrs@apple.com>
26026 * config/darwin-crt3.c: Avoid compilation when compiling for a
26029 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26031 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26033 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26034 for fixed headers and limits.h.
26035 (install-include-dir, install-headers-tar, install-headers-cpio,
26036 install-headers-cp, real-install-headers-tar,
26037 real-install-headers-cpio, real-install-headers-cp): Handle
26038 include-fixed as well as include.
26039 (install-mkheaders): Don't install files that go only in include
26041 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26042 from GCC_INCLUDE_DIR.
26043 * gcc.c (process_command): Remove special -BstageN/ handling.
26044 (do_spec_1): Add include-fixed directories.
26046 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26048 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26050 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26052 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26055 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26057 * c-common.c (get_priority): Add check for
26058 SUPPORTS_INIT_PRIORITY.
26060 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26062 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26064 * config/bfin/bfin.c: Include "cfglayout.h".
26065 (MAX_LSETUP_DISTANCE): New macro.
26066 (struct loop_info): New members incoming, incoming_src and
26067 incoming_dest. Delete member predecessor.
26068 (length_for_loop): New function.
26069 (bfin_optimize_loop): Handle more different loop structures.
26070 (bfin_discover_loop): Rework detection of predecessor blocks by
26071 examining incoming edges.
26072 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26074 (bfin_reorder_loops): New function.
26075 (bfin_reorg_loops): Use these three new functions.
26077 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26078 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26079 (CONSTRAINT_LEN): Add entry for 'q'.
26080 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26081 Add 'q' constraints.
26082 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26083 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26085 * config/bfin/bfin.md (add_with_carry): New pattern.
26086 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26087 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26088 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26089 support unsigned multiplies too. Removed incorrect commutativity from
26090 operand 1 constraint where appropriate.
26091 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26093 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26094 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26096 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26097 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26098 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26099 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26100 usmulhisi_hh_huh): New patterns.
26102 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26103 lshifthi3): Fix output template to use half reg for operand 2.
26105 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26108 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26110 2007-02-27 Andreas Schwab <schwab@suse.de>
26112 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26114 2007-02-27 Jan Hubicka <jh@suse.cz>
26116 * predict.c (last_basic_block_p): Remove.
26117 (tree_estimate_probability): Update return heuristic for commonized
26120 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26122 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26124 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26126 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26127 * doc/cpp.texi: Standardize title page.
26128 * doc/cppinternals.texi: Likewise.
26129 * doc/gcc.texi: Standardize title page, remove version number
26130 from copyright page.
26131 * doc/gccint.texi: Likewise.
26132 * doc/install.texi: Standardize title page, add table of
26135 2007-02-26 Jan Hubicka <jh@suse.cz>
26137 * predict.def: Set outcomes according to more recent results.
26138 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26139 Remove dead predictors.
26140 * predict.c (return_prediction): Fix pasto.
26142 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26144 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26145 change; avoid a memory leak when returning early.
26147 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26149 * c-decl.c (static_ctors): Move to c-common.c.
26150 (static_dtors): Likewise.
26151 (finish_function): Use c_record_cdtor_fn.
26152 (build_cdtor): Move to c-common.c.
26153 (c_write_global_declarations): Use c_build_cdtor_fns.
26154 * c-common.h (static_ctors): Declare.
26155 (static_dtors): Likewise.
26156 (c_record_cdtor_fn): Likewise.
26157 (c_build_cdtor_fns): Likewise.
26158 * c-common.c (static_ctors): New variable.
26159 (static_dtors): Likewise.
26160 (c_record_cdtor_fn): New function.
26161 (build_cdtor): Move from c-decl.c
26162 (c_build_cdtor_fns): New function.
26164 * output.h (assemble_addr_to_section): Declare.
26165 (get_cdtor_priority_section): Likewise.
26166 * varasm.c (assemble_addr_to_section): New function.
26167 (get_cdtor_priority_section): Likewise.
26168 (default_named_section_asm_out_destructor): Use them.
26169 (destor_dtor_section_asm_out_destructor): Likewise.
26170 (default_named_section_asm_out_constructor): Likewise.
26171 (default_ctor_section_asm_out_constructor): Likewise.
26172 * config.gcc (*-*-vxworks*): Include vxworks.o.
26173 * config/t-vxworks (vxworks.o): New target.
26174 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26175 (TARGET_ASM_CONSTRUCTOR): Define.
26176 (TARGET_ASM_DESTRUCTOR): Likewise.
26177 (vxworks_asm_out_constructor): Declare.
26178 (vxworks_asm_out_destructor): Likewise.
26180 * c-common.c (get_priority): Check that we have not just an
26181 INTEGER_CST, but an integer constant with integeral type.
26183 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26185 PR tree-optimization/30938
26186 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26187 use &dt[nargs-1] instead of &dt[nargs] in the call to
26188 vect_is_simple_use().
26190 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26192 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26193 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26194 Do not attempt to handle MEM inside auto-inc expressions.
26195 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26196 of a register modified by an auto-inc expression. However, do handle
26197 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26198 (elimination_effects): Prohibit elimination of a register modified
26199 by an auto-inc expression. Disable register elimination rules whose
26200 target register is modified by an auto-inc expression with variable
26203 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26205 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26207 (array_at_struct_end_p): New function.
26208 (idx_infer_loop_bounds): Use it.
26209 (estimate_numbers_of_iterations_loop): Export.
26210 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26211 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26212 (tree_estimate_probability): Call record_loop_exits.
26213 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26214 (estimated_loop_iterations, estimated_loop_iterations_int,
26215 estimated_loop_iterations_tree): New functions.
26216 (analyze_siv_subscript_cst_affine,
26217 compute_overlap_steps_for_affine_1_2,
26218 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26219 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26220 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26221 (PRED_LOOP_ITERATIONS_GUESSED): New.
26222 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26223 * cfgloop.h (estimate_numbers_of_iterations_loop,
26224 estimated_loop_iterations_int): Declare.
26226 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26228 * doc/extend.texi: Document optional priority argument to
26229 constructors and destructors.
26230 * tree.c (init_priority_for_decl): Adjust GTY markers.
26231 (init_ttree): Use priority-info hash functions for
26232 init_priority_for_decl.
26233 (tree_map_eq): Rename to ...
26234 (tree_map_base_eq): ... this.
26235 (tree_map_marked_p): Rename to ...
26236 (tree_map_base_marked_p): ... this.
26237 (tree_map_base_hash): New function.
26238 (decl_init_priority_lookup): Rework.
26239 (decl_fini_priority_lookup): New function.
26240 (decl_priority_info): New function.
26241 (decl_init_priority_insert): Use it.
26242 (decl_fini_priority_insert): Likewise.
26243 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26245 (decl_restrict_base_insert): Likewise.
26246 (decl_debug_expr_insert): Likewise.
26247 (decl_value_expr_lookup): Likewise.
26248 (decl_value_expr_insert): Likewise.
26249 * tree.h (priority_type): New type.
26250 (decl_init_priority_lookup): Use priority_type.
26251 (decl_fini_priority_lookup): New function.
26252 (decl_init_priority_insert): Use priority_type.
26253 (decl_fini_priority_insert): New function.
26254 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26255 (DECL_INIT_PRIORITY): Likewise.
26256 (SET_DECL_INIT_PRIORITY): Add comment.
26257 (DECL_FINI_PRIORITY): New macro.
26258 (SET_DECL_FINI_PRIORITY): Likewise.
26259 (DEFAULT_INIT_PRIORITY): Document.
26260 (MAX_INIT_PRIORITY): Likewise.
26261 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26262 (tree_map_base): New type.
26263 (tree_map_base_eq): New function.
26264 (tree_map_base_hash): Likewise.
26265 (tree_map_base_marked_p): Likewise.
26266 (tree_map): Inherit from tree_map_base.
26267 (tree_map_eq): Make it a macro.
26268 (tree_map_marked_p): Likewise.
26269 (tree_int_map): Inherit from tree_map_base.
26270 (tree_int_map_eq): Make it a macro.
26271 (tree_int_map_hash): Likewise.
26272 (tree_int_map_marked_p): Likewise.
26273 (tree_priority_map): New type.
26274 (tree_priority_map_eq): New macro.
26275 (tree_priority_map_hash): Likewise.
26276 (tree_priority_map_marked_p): Likewise.
26277 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26279 (emutls_common_1): Likewise.
26280 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26281 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26282 of tree_map hierarchy.
26283 * tree-cfg.c (move_stmt_r): Likewise.
26284 (new_label_mapper): Likewise.
26285 * c-tree.h (c_expand_body): Move to ...
26286 * c-common.h (c_expand_body): ... here.
26287 * c-decl.c (c_expand_body): Move to ...
26288 * c-common.c (c_expand_body): ... here.
26289 (c_common_attribute_table): Allow 1 argument for the constructor
26290 and destructor attributes.
26291 (get_priority): New function.
26292 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26293 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26295 2007-02-24 Jan Hubicka <jh@suse.cz>
26297 PR middle-end/30509
26298 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26299 copying for inlining.
26301 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26302 Jan Hubicka <jh@suse.cz>
26305 * i386.c (counter_mode): New function.
26306 (expand_set_or_movmem_via_loop): Use it.
26307 (expand_movmem_epilogue): Likewise; fix pasto.
26308 (ix86_expand_movmem): Do emit guard even for constant counts.
26309 (ix86_expand_setmem): Likewise.
26311 2007-02-25 Nick Clifton <nickc@redhat.com>
26313 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26314 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26316 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26319 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26320 count argument with 0x10, not with 0x16.
26321 (expand_setmem_epilogue): Ditto.
26323 2007-02-24 Mike Stump <mrs@apple.com>
26325 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26328 2007-02-24 Richard Guenther <rguenther@suse.de>
26330 PR middle-end/30951
26331 * fold-const.c (fold_binary): Fold x +- CST op x for
26332 EQ_EXPR and NE_EXPR.
26334 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26336 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26338 2007-02-24 Jan Hubicka <jh@suse.cz>
26340 * cgraphunit.c (decide_is_function_needed): Honor
26341 -fkeep-inline-functions.
26343 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26345 * builtins.c (fold_builtin_modf): New.
26346 (fold_builtin_2): Use it.
26348 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26350 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26351 (determine_max_iter): Take additional LOOP arg; all callers changed.
26352 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26353 one using simplifications.
26354 (simplify_using_initial_values): Return if the expression becomes
26355 invalid due to altered regs.
26357 2007-02-23 DJ Delorie <dj@redhat.com>
26359 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26361 2007-02-23 Mike Stump <mrs@apple.com>
26363 * tlink.c (scan_linker_output): Parse linker messages from
26364 darwin9's linker better.
26366 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26369 * varpool.c (varpool_assemble_pending_decls): Set
26370 varpool_last_needed_node to null.
26372 2007-02-23 DJ Delorie <dj@redhat.com>
26374 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26375 alignment bigger than the object file can handle.
26377 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26380 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26381 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26382 (*movsf_1): Penalize MMX moves.
26384 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26386 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26387 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26389 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26391 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26393 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26394 (fold_builtin_1): Use them.
26395 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26396 BUILT_IN_SIGNIFICAND.
26398 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26400 * config/i386/i386.c (bdesc_1arg): Initialize
26401 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26402 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26403 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26404 and IX86_BUILTIN_MOVSLDUP.
26406 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26408 PR rtl-optimization/30841
26409 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26411 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26413 * builtins.c (fold_builtin_frexp): New.
26414 (fold_builtin_2): Use it.
26416 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26418 * doc/invoke.texi (Spec Files): Document getenv spec function.
26420 * gcc.c (getenv_spec_function): New function.
26421 (static_spec_functions): Add it.
26422 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26423 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26426 2007-02-22 Michael Matz <matz@suse.de
26429 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26430 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26432 2007-02-22 Ian Lance Taylor <iant@google.com>
26435 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26436 (mem_loc_descriptor): Call it.
26438 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26439 Ira Rosen <irar@il.ibm.com>
26441 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26443 2007-02-22 Ira Rosen <irar@il.ibm.com>
26445 PR tree-optimization/30843
26446 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26447 stores only after all the group is vectorized.
26449 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26451 PR tree-optimization/30858
26452 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26453 in the reduction cycle have a single use in the loop.
26454 * tree-vectorizer.h (relevant): Add documentation.
26456 2007-02-20 Mike Stump <mrs@apple.com>
26458 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26459 * configure: Regenerate.
26461 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26463 Change the defaults of some parameters and options.
26464 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26465 * config/spu/spu.c (spu_optimization_options): Add.
26466 (spu_override_options): Change params in spu_optimization_options.
26467 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26469 Register 127 is only 16 byte aligned when used as a frame pointer.
26470 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26471 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26472 HARD_FRAME_POINTER_REGNUM.
26473 (spu_legitimate_address): Use regno_aligned_for_reload.
26474 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26475 aligned when frame_pointer_needed is true.
26476 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26478 * config/spu/spu.h (INIT_EXPANDERS): Define.
26480 Make sure shift and rotate instructions have valid immediate operands.
26481 * config/spu/predicates.md (spu_shift_operand): Remove.
26482 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26483 * config/spu/constraints.md (W, O): Extend range.
26484 * config/spu/spu.md (umask, nmask): Define.
26485 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26486 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26487 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26488 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26489 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26490 (lshr<mode>3_reg): Fix rtl description.
26492 Make sure mulhisi immediate operands are valid.
26493 * config/spu/predicates.md (imm_K_operand): Add.
26494 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26496 Generate constants using fsmbi and andi.
26497 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26498 (print_operand, spu_split_immediate, classify_immediate,
26499 fsmbi_const_p): Handle IC_FSMBI2.
26501 Correctly handle a CONST_VECTOR containing symbols.
26502 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26503 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26504 (immediate_load_p): Allow symbols that use 2 instructions to create.
26505 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26506 with symbols when flag_pic is set.
26507 (const_vector_immediate_p): New.
26508 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26509 accept a CONST_VECTOR with symbols.
26510 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26511 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26513 * config/spu/spu.md (high, low): Delete.
26514 (low_<mode>): Define.
26516 Remove INTRmode and INTR_REGNUM, which didn't work.
26517 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26519 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26520 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26521 peephole2 pattern): Don't use INTR or 131.
26522 (movintrcc): Delete.
26523 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26524 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26525 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26526 (UNSPEC_SET_INTR): Add.
26527 * config/spu/spu-modes.def (INTR): Remove.
26529 More accurate warnings about run-time relocations.
26530 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26532 Correctly warn about immediate arguments to specific intrinsics.
26533 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26534 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26535 the instruction predicate.
26537 Fix tree check errors with latest update.
26538 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26540 (spu_expand_builtin): Use CALL_EXPR_FN.
26542 Add missing specific intrinsics.
26543 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26545 * config/spu/spu_internals.h: Ditto.
26547 Fix incorrect operand modifiers.
26548 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26549 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26551 Optimize one case of zero_extend of a vec_select.
26552 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26554 Accept any immediate for hbr.
26555 * config/spu/spu.md (hbr): Change s constraints to i.
26557 2007-02-21 Paul Brook <paul@codesourcery.com>
26559 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26560 condexec_count when skipping USE and CLOBBER.
26562 2007-02-21 Nick Clifton <nickc@redhat.com>
26564 * common.opt (Warray-bounds): Add Warning attribute.
26565 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26567 (fsized-zeroes): Add Optimization attribute.
26568 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26569 * c.opt (Wc++0x-compat): Add Warning attribute.
26571 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26573 PR middle-end/30761
26574 * reload1.c (eliminate_regs_in_insn): In the single_set special
26575 case, attempt to re-recognize the insn before falling back to
26576 having reload fix it up.
26578 2007-02-20 Eric Christopher <echristo@gmail.com>
26580 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26581 Rewrite accordingly.
26582 (frv_read_iacc_argument): Ditto.
26583 (frv_expand_set_builtin): Take a call instead of arglist, update for
26585 (frv_expand_unop_builtin): Ditto.
26586 (frv_expand_binop_builtin): Ditto.
26587 (frv_expand_cut_builtin): Ditto.
26588 (frv_expand_binopimm_builtin): Ditto.
26589 (frv_expand_voidbinop_builtin): Ditto.
26590 (frv_expand_int_void2arg): Ditto.
26591 (frv_expand_prefetches): Ditto.
26592 (frv_expand_voidtriop_builtin): Ditto.
26593 (frv_expand_voidaccop_builtin): Ditto.
26594 (frv_expand_load_builtin): Ditto.
26595 (frv_expand_store_builtin): Ditto.
26596 (frv_expand_mdpackh_builtin): Ditto.
26597 (frv_expand_mclracc_builtin): Ditto.
26598 (frv_expand_mrdacc_builtin): Ditto.
26599 (frv_expand_mwtacc_builtin): Ditto.
26600 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26603 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26605 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26606 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26608 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26609 point instructions.
26610 * configure: Regenerate.
26611 * config.in: Regenerate.
26612 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26613 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26614 masks to power6 and power6x and to POWERPC_MASKS.
26615 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26617 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26618 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26619 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26620 Access PROTOTYPE as variable, not mask.
26622 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26624 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26625 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26626 * combine.c (adjust_for_new_dest): Use it.
26627 * postreload.c (reload_combine): Likewise.
26629 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26631 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26632 notes on an insn with multiple sets, even if single_set returns
26633 non-NULL for that insn.
26635 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26637 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26638 scalbn and scalbln.
26640 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26642 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26643 if user didn't pass it.
26644 * config/i386/darwin.h (CC1_SPEC): Likewise.
26645 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26646 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26647 -mmacosx-version-min.
26649 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26650 Uros Bizjak <ubizjak@gmail.com>
26652 * optabs.h (enum optab_index): Add new OTI_scalb.
26653 (scalb_optab): Define corresponding macro.
26654 * optabs.c (init_optabs): Initialize scalb_optab.
26655 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26657 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26658 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26659 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26660 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26661 flag_unsafe_math_optimizations is set.
26663 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26664 to implement scalbf, scalb and scalbl built-ins as inline x87
26667 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26668 DJ Delorie <dj@redhat.com>
26671 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26672 (diagnostic_report_diagnostic): ... here, and turn them into real
26673 errors. If warnings are inhibited, no need to do anything.
26675 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26677 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26678 better code generation.
26680 2007-02-20 Ben Elliston <bje@au.ibm.com>
26682 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26684 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26686 * config/alpha/alpha.c, config/alpha/alpha.md,
26687 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26688 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26689 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26690 config/arm/lib1funcs.asm: Follow spelling conventions.
26692 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26693 config/fr30/fr30.md, config/i386/i386.h,
26694 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26695 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26696 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26697 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26698 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26699 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26700 config/sparc/sparc.c, config/sparc/sparc.h,
26701 config/sparc/sparc.md, config/spu/constraints.md,
26702 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26705 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26708 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26711 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26713 * doc/invoke.texi (-ftree-lrs): Remove.
26715 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26717 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26720 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26722 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26723 new CALL_EXPR_FN macro for retrieving the function
26724 declaration of the input expression.
26726 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26728 * c.opt (Waddress): New.
26729 * common.opt (Walways-true): Delete.
26730 (Wstring-literal-comparison): Delete.
26731 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26732 -Wstring-literal-comparison. Add -Waddress.
26734 (Walways-true): Delete.
26735 (Wstring-literal-comparison): Delete.
26736 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26737 consistently instead of -Walways-true in example.
26738 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26739 * c-typeck.c (parser_build_binary_op): Replace
26740 -Wstring-literal-comparison and -Walways-true with -Waddress.
26741 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26744 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26746 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26747 without DECL_STRUCT_FUNCTION initialized.
26749 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26751 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26752 due to calls to functions taking pointers as parameters.
26754 2007-02-19 Richard Henderson <rth@redhat.com>
26757 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26760 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26762 * config/s390/s390.c (s390_call_saved_register_used,
26763 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26764 accessed to the new scheme.
26766 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26768 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26769 (cris_print_index, cris_print_operand, cris_print_operand_address)
26770 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26771 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26772 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26773 GET_CODE () == xxx.
26774 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26775 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26776 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26777 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26778 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26779 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26780 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26781 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26782 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26783 (uminsi3, call, call_value): Ditto.
26784 (define_split: indir_to_reg_split, unnamed): Ditto.
26786 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26788 PR tree-optimization/30975
26789 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26792 2007-02-18 Eric Christopher <echristo@gmail.com>
26794 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26795 Remove use of arglist.
26796 (mips_expand_builtin): Remove use of arglist, pass in expr.
26797 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26798 (mips_expand_builtin_movtf): Ditto.
26799 (mips_expand_builtin_compare): Ditto.
26801 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26803 * tree-sra.c (sra_build_assignment): Replace assertion
26804 checking with a comment explaining why it can't be done.
26806 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26808 PR middle-end/30833
26809 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26810 during CALL_EXPR representation conversion.
26811 * tree-ssa-propagate.c (set_rhs): Likewise.
26813 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26815 * tree-sra.c (sra_build_assignment): Disable assertion checking
26818 2007-02-18 Roger Sayle <roger@eyesopen.com>
26820 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26821 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26822 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26824 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26825 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26826 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26827 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26828 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26829 force_gimple_operand): Likewise.
26830 * ipa-cp.c (constant_val_insert): Likewise.
26831 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26832 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26833 perfect_nestify): Likewise.
26834 * langhooks.c (lhd_omp_assignment): Likewise.
26835 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26836 lower_copyprivate_clauses, lower_send_clauses,
26837 lower_send_shared_vars, expand_parallel_call,
26838 expand_omp_for_generic, expand_omp_for_static_nochunk,
26839 expand_omp_for_static_chunk, expand_omp_sections,
26840 lower_omp_single_copy, lower_omp_for_lastprivate,
26841 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26842 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26843 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26846 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26848 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26849 config/sh/sh.md: Follow spelling conventions.
26851 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26852 config/frv/predicates.md: Follow spelling conventions.
26854 * config/m68k/linux-unwind.h: Fix a comment typo.
26855 * target.h: Follow spelling conventions.
26857 2007-02-18 Roger Sayle <roger@eyesopen.com>
26859 PR rtl-optimization/28173
26860 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26861 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26862 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26863 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26864 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26866 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26868 * builtins.c (fold_builtin_load_exponent): New.
26869 (fold_builtin_2): Use it.
26871 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26873 PR rtl-optimization/30773
26874 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26875 if we fail to attach a REG_EQUIV note.
26877 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26878 Roger Sayle <roger@eyesopen.com>
26880 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26882 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26884 * calls.c (initialize_argument_information): Pass original EXP
26885 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26886 code to split complex arguments here, as part of initializing the
26888 (expand_call): Remove code that builds a list of arguments and
26889 inserts implicit arguments into it. Instead, just count how many
26890 implicit arguments there will be so we can determine the size of
26891 the ARGS array, and let initialize_argument_information do the work.
26892 (split_complex_values): Delete unused function.
26894 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26896 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26898 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26900 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26901 for arg pointer based indexed addressing.
26903 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26905 * config/ia64/ia64.h, config/ia64/ia64.md,
26906 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26907 spelling conventions.
26909 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26911 * config/m68k/m68k.c (split_di): New.
26912 * config/m68k/m68k-protos.h: Declare split_di.
26913 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26914 Improve predicate handling and split constant shifts.
26916 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26918 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26919 parameter for register bitfield operations, general predicates
26922 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26924 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26925 * config/m68k/linux-unwind.h: New file.
26927 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26929 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26930 config/i386/athlon.md, config/ia64/ia64.md,
26931 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26932 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26933 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26934 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26935 tree-vect-transform.c: Fix comment typos.
26937 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26939 * sched-deps.c (find_insn_list): Remove.
26940 * sched-int.h: Remove the prototype for find_insn_list.
26942 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26944 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26946 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26947 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26948 darwin_rs6000_override_options.
26949 (C_COMMON_OVERRIDE_OPTIONS): Expect
26950 darwin_macosx_version_min to be non-NULL always.
26951 (TARGET_C99_FUNCTIONS): Likewise.
26952 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26953 (DARWIN_MINVERSION_SPEC): New.
26954 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26955 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26957 (DARWIN_MINVERSION_SPEC): New.
26958 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26960 * config/darwin-c.c (darwin_cpp_builtins): Expect
26961 darwin_macosx_version_min to be non-NULL always.
26963 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26965 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26967 * config/i386/i386.h (x86_use_xchgb): New.
26968 (TARGET_USE_XCHGB): New macro.
26969 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26970 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26971 Split after reload into bswaphi for shifts of 8.
26972 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26973 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26974 or when optimizing for size.
26976 2007-02-16 Richard Guenther <rguenther@suse.de>
26977 Christian Bruel <christian.bruel@st.com>
26979 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26980 DECLs but prefer SSA_NAMEs over DECLs.
26982 2007-02-16 Richard Guenther <rguenther@suse.de>
26984 * tree-flow-inline.h (single_imm_use_p): Remove.
26985 (zero_imm_uses_p): Likewise.
26986 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26987 instead of single_imm_use_p.
26988 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26991 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26994 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26995 nested double- and backquotes.
26997 2007-02-15 Roger Sayle <roger@eyesopen.com>
26999 PR middle-end/30391
27000 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27001 should be unreachable.
27002 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27003 For the time being redirect GIMPLE_MODIFY_STMT to the new
27004 (renamed) build_gimple_modify_stmt_stat.
27005 (build2_gimple_stat): Rename to...
27006 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27007 Always build a GIMPLE_MODIFY_STMT node.
27008 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27009 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27012 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27013 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27014 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27015 expand_complex_div_wide): Likewise.
27016 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27017 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27018 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27019 * tree-ssa-loop-manip.c (create_iv): Likewise.
27020 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27021 abs_replacement): Likewise.
27022 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27023 realify_fake_stores): Likewise.
27025 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27026 node rather than a GIMPLE_MODIFY_STMT node.
27027 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27028 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27030 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27031 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27032 GIMPLE_MODIFY_STMT.
27034 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27036 PR middle-end/30433
27037 * fold-const.c (fold_comparison): Add back the
27038 folding of constant complex comparisions.
27040 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27042 PR middle-end/30729
27043 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27044 effects unknown to this function, return early.
27046 2007-02-15 Ian Lance Taylor <iant@google.com>
27048 * lower-subreg.c (move_eh_region_note): New static function.
27049 (resolve_simple_move): Call it.
27050 (decompose_multiword_subregs): Track blocks for which we resolve a
27051 simple move which is also a control flow insn. Pass them to
27052 find_many_sub_basic_blocks.
27053 (pass_lower_subreg): Add TODO_verify_flow.
27054 (pass_lower_subreg2): Likewise.
27056 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27057 Brooks Moses <brooks.moses@codesourcery.com>
27058 Lee Millward <lee.millward@codesourcery.com>
27060 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27061 (VL_EXP_CLASS_P): New.
27062 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27064 (TREE_OPERAND_CHECK_CODE): Likewise.
27065 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27066 (TREE_RTL_OPERAND_CHECK): Likewise.
27067 (tree_operand_check_failed): Make second parameter the whole tree
27068 instead of its code. Fixed callers.
27069 (VL_EXP_CHECK): New.
27070 (TREE_OPERAND_LENGTH): New.
27071 (VL_EXP_OPERAND_LENGTH): New.
27072 (CALL_EXPR_FN): New.
27073 (CALL_EXPR_STATIC_CHAIN): New.
27074 (CALL_EXPR_ARGS): New.
27075 (CALL_EXPR_ARG): New.
27076 (call_expr_nargs): New.
27077 (CALL_EXPR_ARGP): New.
27078 (build_nt_call_list): Declare.
27079 (build_vl_exp_stat): Declare.
27080 (build_vl_exp): New.
27081 (build_call_list): Declare.
27082 (build_call_nary): Declare.
27083 (build_call_valist): Declare.
27084 (build_call_array): Declare.
27085 (call_expr_arg): Declare.
27086 (call_expr_argp): Declare.
27087 (call_expr_arglist): Declare.
27088 (fold_build_call_list): Declare.
27089 (fold_build_call_list_initializer): Declare.
27090 (fold_call_expr): Declare to replace fold_builtin.
27091 (fold_builtin_fputs): Update to agree with modified definition.
27092 (fold_builtin_strcpy): Likewise.
27093 (fold_builtin_strncpy): Likewise.
27094 (fold_builtin_memory_chk): Likewise.
27095 (fold_builtin_stxcpy_chk): Likewise.
27096 (fold_builtin_strncpy_chk): Likewise.
27097 (fold_builtin_next_arg): Likewise.
27098 (fold_build_call_expr): Declare.
27099 (fold_builtin_call_list): Declare.
27100 (fold_builtin_call_valist): Declare.
27101 (build_call_expr): Declare.
27102 (validate_arglist): Update to agree with modified definition.
27103 (tree_operand_length): New.
27104 (call_expr_arg_iterator): New.
27105 (init_call_expr_arg_iterator): New.
27106 (next_call_expr_arg): New.
27107 (first_call_expr_arg): New.
27108 (more_call_expr_args_p): New.
27109 (FOR_EACH_CALL_EXPR_ARG): New.
27111 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27112 and tcc_gimple_stmt.
27113 (tree_code_size): Update documentation. Use sizeof (tree) rather
27114 than sizeof (char *).
27115 (tree_size): Likewise. Add case for tcc_vl_exp.
27116 (tree_node_structure): Add case for tcc_vl_exp.
27117 (contains_placeholder_p): Likewise.
27118 (substitute_in_expr): Likewise.
27119 (substitute_placeholder_in_expr): Likewise.
27120 (stabilize_reference_1): Likewise.
27121 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27122 to diagnose breakage of this interface for constructing CALL_EXPRs.
27123 (build_nt): Add similar assertion here.
27124 (build_nt_call_list): New.
27125 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27126 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27128 (get_callee_fndecl): Use new CALL_EXPR accessors.
27129 (tree_operand_check_failed): Change parameters to pass entire node
27130 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27131 (process_call_operands): New.
27132 (build_vl_exp_stat): New.
27133 (build_call_list): New.
27134 (build_call_nary): New.
27135 (build_call_valist): New.
27136 (build_call_array): New.
27137 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27138 (call_expr_arglist): New.
27140 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27141 tcc_vl_exp instead of a fixed-size tcc_expression.
27143 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27144 accessors for CALL_EXPRs.
27145 (AGGR_INIT_EXPR): Likewise.
27147 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27148 Brooks Moses <brooks.moses@codesourcery.com>
27149 Lee Millward <lee.millward@codesourcery.com>
27151 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27152 (expand_builtin_nonlocal_goto): Change parameter to be entire
27153 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27154 (expand_builtin_prefetch): Likewise.
27155 (expand_builtin_classify_type): Likewise.
27156 (mathfn_built_in): Return NULL_TREE instead of 0.
27157 (expand_errno_check): Use new CALL_EXPR accessors.
27158 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27159 Return NULL_RTX instead of 0.
27160 (expand_builtin_mathfn_2): Likewise.
27161 (expand_builtin_mathfn_3): Likewise.
27162 (expand_builtin_interclass_mathfn): Likewise.
27163 (expand_builtin_sincos): Likewise.
27164 (expand_builtin_cexpi): Likewise.
27165 (expand_builtin_int_roundingfn): Likewise.
27166 (expand_builtin_int_roundingfn_2): Likewise.
27167 (expand_builtin_pow): Likewise.
27168 (expand_builtin_powi): Likewise.
27169 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27170 of arglist, fixing callers appropriately. Use new CALL_EXPR
27171 accessors and constructors. Return NULL_RTX instead of 0.
27172 (expand_builtin_strstr): Likewise.
27173 (expand_builtin_strchr): Likewise.
27174 (expand_builtin_strrchr): Likewise.
27175 (expand_builtin_strpbrk): Likewise.
27176 (expand_builtin_memcpy): Likewise.
27177 (expand_builtin_mempcpy): Likewise.
27178 (expand_builtin_mempcpy_args): New.
27179 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27180 (expand_builtin_memmove_args): New.
27181 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27182 (expand_movstr): Likewise.
27183 (expand_builtin_strcpy): Likewise.
27184 (expand_builtin_strcpy_args): New.
27185 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27186 (expand_builtin_strncpy): Likewise.
27187 (expand_builtin_memset): Likewise.
27188 (expand_builtin_memset_args): New.
27189 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27190 (expand_builtin_memcmp): Likewise.
27191 (expand_builtin_strcmp): Likewise.
27192 (expand_builtin_strncmp): Likewise.
27193 (expand_builtin_strcat): Likewise.
27194 (expand_builtin_strncat): Likewise.
27195 (expand_builtin_strspn): Likewise.
27196 (expand_builtin_strcspn): Likewise.
27197 (expand_builtin_args_info): Likewise.
27198 (expand_builtin_va_start): Likewise.
27199 (gimplify_va_arg_expr): Likewise.
27200 (expand_builtin_va_end): Likewise.
27201 (expand_builtin_va_copy): Likewise.
27202 (expand_builtin_frame_address): Likewise.
27203 (expand_builtin_alloca): Likewise.
27204 (expand_builtin_bswap): Likewise.
27205 (expand_builtin_unop): Likewise.
27206 (expand_builtin_fputs): Likewise.
27207 (expand_builtin_expect): Likewise.
27208 (expand_builtin_fabs): Likewise.
27209 (expand_builtin_copysign): Likewise.
27210 (expand_builtin_printf): Likewise.
27211 (expand_builtin_fprintf): Likewise.
27212 (expand_builtin_sprintf): Likewise.
27213 (expand_builtin_init_trampoline): Likewise.
27214 (expand_builtin_signbit): Likewise.
27215 (expand_builtin_fork_or_exec): Likewise.
27216 (expand_builtin_sync_operation): Likewise.
27217 (expand_builtin_compare_and_swap): Likewise.
27218 (expand_builtin_lock_test_and_set): Likewise.
27219 (expand_builtin_lock_release): Likewise.
27220 (expand_builtin): Likewise.
27221 (builtin_mathfn_code): Likewise.
27223 (fold_builtin_constant_p): Pass call arguments individually instead
27224 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27225 accessors and constructors. Return NULL_TREE instead of 0.
27226 (fold_builtin_expect): Likewise.
27227 (fold_builtin_classify_type): Likewise.
27228 (fold_builtin_strlen): Likewise.
27229 (fold_builtin_nan): Likewise.
27230 (integer_valued_real_p): Likewise.
27231 (fold_trunc_transparent_mathfn): Likewise.
27232 (fold_fixed_mathfn): Likewise.
27233 (fold_builtin_cabs): Likewise.
27234 (fold_builtin_sqrt): Likewise.
27235 (fold_builtin_cbrt): Likewise.
27236 (fold_builtin_cos): Likewise.
27237 (fold_builtin_cosh): Likewise.
27238 (fold_builtin_tan): Likewise.
27239 (fold_builtin_sincos): Likewise.
27240 (fold_builtin_cexp): Likewise.
27241 (fold_builtin_trunc): Likewise.
27242 (fold_builtin_floor): Likewise.
27243 (fold_builtin_ceil): Likewise.
27244 (fold_builtin_round): Likewise.
27245 (fold_builtin_int_roundingfn): Likewise.
27246 (fold_builtin_bitop): Likewise.
27247 (fold_builtin_bswap): Likewise.
27248 (fold_builtin_logarithm): Likewise.
27249 (fold_builtin_hypot): Likewise.
27250 (fold_builtin_pow): Likewise.
27251 (fold_builtin_powi): Likewise.
27252 (fold_builtin_exponent): Likewise.
27253 (fold_builtin_memset): Likewise.
27254 (fold_builtin_bzero): Likewise.
27255 (fold_builtin_memory_op): Likewise.
27256 (fold_builtin_bcopy): Deleted; call site changed to invoke
27257 fold_builtin_memory_op directly.
27258 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27259 (fold_builtin_strncpy): Likewise.
27260 (fold_builtin_memcmp): Likewise.
27261 (fold_builtin_strcmp): Likewise.
27262 (fold_builtin_strncmp): Likewise.
27263 (fold_builtin_signbit): Likewise.
27264 (fold_builtin_copysign): Likewise.
27265 (fold_builtin_isascii): Likewise.
27266 (fold_builtin_toascii): Likewise.
27267 (fold_builtin_isdigit): Likewise.
27268 (fold_builtin_fabs): Likewise.
27269 (fold_builtin_abs): Likewise.
27270 (fold_builtin_fmin_fmax): Likewise.
27271 (fold_builtin_carg): Likewise.
27272 (fold_builtin_classify): Likewise.
27273 (fold_builtin_unordered_cmp): Likewise.
27275 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27276 New functions split out from fold_builtin_1.
27277 (fold_builtin_n): New.
27278 (fold_builtin_varargs): New.
27279 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27281 (fold_call_expr): New.
27282 (build_function_call_expr): Rewrite to use new helper function.
27283 (fold_builtin_call_list): New.
27284 (build_call_expr): New.
27285 (fold_builtin_call_valist): New.
27286 (rewrite_call_expr): New.
27287 (validate_arg): New.
27288 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27289 of an arglist. Change return type to bool. Use new CALL_EXPR
27292 (fold_builtin_strstr): Pass call arguments individually instead
27293 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27294 accessors and constructors. Return NULL_TREE instead of 0.
27295 (fold_builtin_strchr): Likewise.
27296 (fold_builtin_strrchr): Likewise.
27297 (fold_builtin_strpbrk): Likewise.
27298 (fold_builtin_strcat): Likewise.
27299 (fold_builtin_strncat): Likewise.
27300 (fold_builtin_strspn): Likewise.
27301 (fold_builtin_strcspn): Likewise.
27302 (fold_builtin_fputs): Likewise.
27303 (fold_builtin_next_arg): Likewise.
27304 (fold_builtin_sprintf): Likewise.
27306 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27307 NULL_RTX instead of 0.
27308 (expand_builtin_memory_chk): Likewise.
27309 (maybe_emit_chk_warning): Likewise.
27310 (maybe_emit_sprintf_chk_warning): Likewise.
27312 (fold_builtin_object_size): Pass call arguments individually instead
27313 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27314 accessors and constructors. Return NULL_TREE instead of 0.
27315 (fold_builtin_memory_chk): Likewise.
27316 (fold_builtin_stxcpy_chk): Likewise.
27317 (fold_builtin_strncpy_chk): Likewise.
27318 (fold_builtin_strcat_chk): Likewise.
27319 (fold_builtin_strcat_chk): Likewise.
27320 (fold_builtin_strncat_chk): Likewise.
27321 (fold_builtin_sprintf_chk): Likewise.
27322 (fold_builtin_snprintf_chk): Likewise.
27323 (fold_builtin_printf): Likewise.
27324 (fold_builtin_vprintf): Likewise.
27326 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27328 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27329 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27330 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27331 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27332 (fold_unary): Likewise.
27333 (fold_binary): Likewise.
27334 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27335 ternary expressions.
27336 (fold): Add logic for tcc_vl_exp.
27337 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27338 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27339 (fold_build3_stat): Add assertion to flag broken interface for
27340 constructing CALL_EXPRs.
27341 (fold_build_call_list): New.
27342 (fold_build_call_list_initializer): New.
27343 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27345 (fold_strip_sign_ops): Likewise.
27347 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27348 Brooks Moses <brooks.moses@codesourcery.com>
27349 Lee Millward <lee.millward@codesourcery.com>
27351 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27352 accessors and dump arguments explicitly.
27354 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27356 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27358 (print_call_name): Use new CALL_EXPR accessors.
27360 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27361 CALL_EXPR arguments explicitly instead of as a list. Use
27362 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27364 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27365 (vrp_visit_stmt): Likewise.
27367 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27368 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27370 (force_move_till_expr): Likewise.
27372 * targhooks.c (default_external_stack_protect_fail): Use
27373 build_call_expr instead of build_function_call_expr.
27374 (default_hidden_stack_protect_fail): Likewise.
27376 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27379 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27380 and walk arguments explicitly.
27382 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27383 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27384 (expand_simple_operations): Likewise.
27385 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27387 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27388 of TREE_CODE_LENGTH.
27389 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27391 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27392 instead of TREE_CODE_LENGTH.
27394 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27395 (tree_ic_transform): Likewise.
27396 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27397 parameter instead of arglist. Fix callers.
27398 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27399 (tree_stringops_transform): Likewise.
27400 (tree_indirect_call_to_profile): Likewise.
27401 (tree_stringops_values_to_profile): Likewise.
27403 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27404 (eliminate_tail_call): Likewise.
27406 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27408 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27409 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27411 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27413 * omp-low.c (build_omp_barrier): Use build_call_expr.
27414 (lower_rec_input_clauses): Likewise.
27415 (lower_reduction_clauses): Likewise.
27416 (expand_parallel_call): Likewise.
27417 (maybe_catch_exception): Likewise.
27418 (expand_omp_for_generic): Likewise.
27419 (expand_omp_for_static_nochunk): Likewise.
27420 (expand_omp_sections): Likewise.
27421 (lower_omp_single_simple): Likewise.
27422 (lower_omp_single_copy): Likewise.
27423 (lower_omp_master): Likewise.
27424 (lower_omp_ordered): Likewise.
27425 (lower_omp_critical): Likewise.
27427 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27428 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27430 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27431 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27432 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27434 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27435 and generalize to handle any number of operands.
27436 (chrec_contains_undetermined): Likewise.
27437 (tree_contains_chrecs): Likewise.
27438 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27440 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27442 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27443 fold_call_expr instead of fold_builtin.
27444 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27445 match declarations there.
27446 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27449 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27450 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27452 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27453 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27455 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27458 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27459 (execute_cse_sincos): Use new CALL_EXPR accessors.
27461 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27463 * gimple-low.c (lower_function_body): Use build_call_expr.
27464 (lower_builtin_setjmp): Likewise.
27466 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27467 (set_storage_via_libcall): Likewise.
27468 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27469 instead of TREE_CODE_LENGTH.
27470 (expand_expr_real_1): Use new CALL_EXPR accessors.
27472 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27473 generalize to handle any number of operands.
27474 (TB_parent_eq): Likewise.
27476 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27477 (strip_builtin_expect): Likewise.
27479 * function.c (gimplify_parameters): Use build_call_expr.
27481 * tree-vectorizer.c (vect_is_simple_reduction): Use
27482 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27484 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27485 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27487 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27490 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27491 (gimplify_decl_expr): Likewise.
27492 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27493 Use new CALL_EXPR iterators.
27494 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27495 (gimplify_modify_expr_to_memset): Likewise.
27496 (gimplify_variable_sized_compare): Likewise.
27497 (gimplify_omp_atomic_fetch_op): Likewise.
27498 (gimplify_omp_atomic_pipeline): Likewise.
27499 (gimplify_omp_atomic_mutex): Likewise.
27500 (gimplify_function_tree): Likewise.
27502 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27503 (call_expr_flags): Likewise.
27504 (expand_call): Likewise.
27506 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27507 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27510 * coverage.c (create_coverage): Use build_call_expr.
27512 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27513 (temp_call_expr_obstack): New.
27514 (pool_copy_list): Delete.
27515 (temp_copy_call_expr): New.
27516 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27517 CALL_EXPR accessors. Get rid of special goo for copying argument
27518 lists and use temp_copy_call_expr instead.
27519 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27520 CALL_EXPR accessors.
27521 (create_expression_by_pieces): Likewise. Use build_call_array
27522 to construct the result instead of fold_build3.
27523 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27524 dealing with argument lists.
27525 (init_pre): Remove references to expression_node_pool and
27526 list_node_pool. Init temp_call_expr_obstack instead.
27527 (fini_pre): Remove references to expression_node_pool and
27530 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27531 and walk arguments explicitly instead of as a list.
27533 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27534 (mx_register_decls): Likewise.
27535 (mudflap_register_call): Likewise.
27536 (mudflap_finish_file): Likewise.
27538 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27539 (ipa_callsite_compute_param): Likewise.
27541 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27542 accessors and constructor.
27544 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27545 accessors and constructor.
27546 (convert_tramp_reference): Likewise.
27547 (convert_call_expr): Likewise.
27548 (finalize_nesting_tree_1): Likewise.
27550 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27553 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27555 * tree-inline.c (initialize_inlined_parameters): Pass entire
27556 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27558 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27559 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27561 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27562 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27563 (vectorizable_reduction): Likewise.
27564 (vectorizable_call): Use new CALL_EXPR iterators.
27565 (vectorizable_conversion): Use build_call_expr.
27566 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27567 (vect_gen_widened_results_half): Use build_call_expr.
27568 (vect_setup_realignment): Likewise.
27569 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27571 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27572 (pass_through_call): Likewise.
27573 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27576 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27577 (tree_gen_pow2_profiler): Likewise.
27578 (tree_gen_one_value_profiler): Likewise.
27579 (tree_gen_ic_func_profiler): Likewise.
27580 (tree_gen_average_profiler): Likewise.
27581 (tree_gen_ior_profiler): Likewise.
27583 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27584 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27585 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27587 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27588 of TREE_CODE_LENGTH.
27590 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27591 of TREE_CODE_LENGTH.
27593 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27595 (convert_to_integer): Likewise.
27597 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27600 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27601 Brooks Moses <brooks.moses@codesourcery.com>
27602 Lee Millward <lee.millward@codesourcery.com>
27604 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27606 * config/frv/frv.c (frv_expand_builtin): Likewise.
27607 * config/s390/s390.c (s390_expand_builtin): Likewise.
27609 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27610 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27612 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27613 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27614 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27615 (ix86_expand_store_builtin): Likewise.
27616 (ix86_expand_unop_builtin): Likewise.
27617 (ix86_expand_unop1_builtin): Likewise.
27618 (ix86_expand_sse_compare): Likewise.
27619 (ix86_expand_sse_comi): Likewise.
27620 (ix86_expand_vec_init_builtin): Likewise.
27621 (ix86_expand_vec_ext_builtin): Likewise.
27622 (ix86_expand_vec_set_builtin): Likewise.
27623 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27625 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27626 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27628 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27629 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27630 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27632 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27634 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27635 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27636 arglist. Use new CALL_EXPR accessors. Fix callers.
27637 (altivec_expand_abs_builtin): Likewise.
27638 (rs6000_expand_binop_builtin): Likewise.
27639 (altivec_expand_predicate_builtin): Likewise.
27640 (altivec_expand_lv_builtin): Likewise.
27641 (spe_expand_stv_builtin): Likewise.
27642 (altivec_expand_stv_builtin): Likewise.
27643 (rs6000_expand_ternop_builtin): Likewise.
27644 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27645 (altivec_expand_st_builtin): Likewise.
27646 (altivec_expand_dst_builtin): Likewise.
27647 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27648 arglist. Use new CALL_EXPR accessors. Fix callers.
27649 (altivec_expand_vec_set_builtin): Likewise.
27650 (altivec_expand_vec_ext_builtin): Likewise.
27651 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27652 (spe_expand_builtin): Likewise.
27653 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27654 arglist. Use new CALL_EXPR accessors. Fix callers.
27655 (spe_expand_evsel_builtin): Likewise.
27656 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27657 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27659 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27660 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27661 (arm_expand_unop_builtin): Likewise.
27662 (arm_expand_builtin): Use new CALL_EXPR accessors.
27664 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27667 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27668 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27670 (bfin_expand_unop_builtin): Likewise.
27671 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27673 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27674 Brooks Moses <brooks.moses@codesourcery.com>
27675 Lee Millward <lee.millward@codesourcery.com>
27677 * c-semantics.c (build_stmt): Add internal diagnostic check.
27679 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27680 accessors. Print arguments explicitly instead of as a list.
27682 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27684 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27685 (c_finish_omp_flish): Likewise.
27687 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27688 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27689 instead of TREE_CODE_LENGTH.
27690 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27691 (c_warn_unused_result): Likewise.
27693 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27696 * doc/invoke.texi (Warning Options): Remove
27697 -Werror-implicit-function-declaration.
27698 (Wimplicit-function-declaration): Update description.
27699 * opts.c (common_handle_option): Move handling of -Werror=* to...
27700 (enable_warning_as_error): ...here.
27701 * opts.h (enable_warning_as_error): Declare.
27702 * c-decl.c (implicit_decl_warning): Unless
27703 -Wno-implicit-function-declaration is given, emit a pedwarn if
27704 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27705 * c.opt (Wimplicit-function-declaration): Replace
27706 mesg_implicit_function_declaration with
27707 warn_implicit_function_declaration.
27708 * c-opts.c (c_common_handle_option):
27709 -Werror-implicit-function-declaration is exactly equal as
27710 -Werror=implicit-function-declaration.
27711 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27712 warn_implicit_function_declaration.
27713 (c_common_post_options): -Wimplict-function-declaration is enabled
27714 by default by -std=c99, otherwise is disabled by default.
27715 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27717 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27719 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27720 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27721 former is ignored but not the latter.
27723 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27725 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27726 is made and the reference doesn't use the alias set of its type,
27727 do not create the temporary using that type.
27729 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27731 * jump.c: Remove prototypes for delete_computation and
27732 delete_prior_computation.
27734 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27736 * jump.c (get_label_after): Delete.
27737 (get_label_before, delete_computation, delete_jump,
27738 delete_prior_computation, follow_jumps): Move...
27739 * reorg.c (delete_computation, delete_prior_computation): ... here...
27740 (get_label_before, delete_jump): ... making these static ...
27741 (follow_jumps): ... and simplifying this since it only runs after
27743 * rtl.h (get_label_after, get_label_before, delete_jump,
27744 follow_jumps): Delete prototypes.
27746 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27748 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27750 2007-02-15 Nick Clifton <nickc@redhat.com>
27752 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27753 order to prevent it from being munged by the target.
27755 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27757 * config/i386/i386.md: Remove misleading comment.
27759 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27761 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27762 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27765 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27767 * tree-sra.c (instantiate_missing_elements): Canonicalize
27769 (sra_build_assignment): New.
27770 (generate_copy_inout, generate_element_copy,
27771 generate_element_zero, generate_one_element_init): Use it.
27773 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27775 * tree-sra.c (instantiate_missing_elements): Canonicalize
27777 (sra_build_assignment): New.
27778 (generate_copy_inout, generate_element_copy,
27779 generate_element_zero, generate_one_element_init): Use it.
27781 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27783 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27786 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27788 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27789 types as aggregates not scalars.
27790 * function.c (assign_stack_temp_for_type): Likewise.
27792 2007-02-14 Roger Sayle <roger@eyesopen.com>
27793 Zdenek Dvorak <dvorakz@suse.cz>
27795 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27798 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27800 * passes.c (next_pass_1): Clear the next field of the copied
27803 2007-02-14 Richard Henderson <rth@redhat.com>
27805 * tree-sra.c (early_sra): New.
27806 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27807 (tree_sra_early, pass_sra_early): New.
27808 * tree-pass.h (pass_sra_early): Declare.
27809 * passes.c (init_optimization_passes): Use it.
27811 2007-02-14 Richard Guenther <rguenther@suse.de>
27813 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27815 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27817 PR tree-optimization/30771
27818 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27820 (vect_analyze_operations): Induction phis can now be marked as
27822 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27823 Update documentation accordingly.
27825 2007-02-14 Nick Clifton <nickc@redhat.com>
27827 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27828 most 3 arguments are supported.
27829 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27831 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27833 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27834 Ensure dst->current is valid.
27836 2007-02-13 Paul Brook <paul@codesourcery.com>
27838 * config.gcc: Add arm*-*-uclinux-*eabi.
27839 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27840 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27841 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27842 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27843 (LINK_SPEC): Define.
27844 (LIB_SPEC): Define.
27845 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27847 * config/arm/uclinux-eabi.h: New file.
27848 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27849 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27852 2007-02-13 Ian Lance Taylor <iant@google.com>
27854 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27855 * flags.h (warn_strict_overflow): Declare.
27856 (enum warn_strict_overflow_code): Define.
27857 (issue_strict_overflow_warning): New static inline function.
27858 * opts.c (warn_strict_overflow): New variable.
27859 (common_handle_option): Handle OPT_Wstrict_overflow and
27860 OPT_Wstrict_overflow_.
27861 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27863 * fold-const.c: Include intl.h.
27864 (fold_deferring_overflow_warnings): New static variable.
27865 (fold_deferred_overflow_warning): New static variable.
27866 (fold_deferred_overflow_code): New static variable.
27867 (fold_defer_overflow_warnings): New function.
27868 (fold_undefer_overflow_warnings): New function.
27869 (fold_undefer_and_ignore_overflow_warnings): New function.
27870 (fold_deferring_overflow_warnings_p): New function.
27871 (fold_overflow_warning): New static function.
27872 (make_range): Add strict_overflow_p parameter. Change all
27874 (extract_muldiv, extract_muldiv_1): Likewise.
27875 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27876 tree_expr_nonnegative_p.
27877 (fold_negate_expr): Call fold_overflow_warning.
27878 (fold_range_test): Likewise.
27879 (fold_comparison): Likewise.
27880 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27881 instead of tree_expr_nonnegative_p.
27882 (tree_expr_nonnegative_warnv_p): Rename from
27883 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27884 (tree_expr_nonnegative_p): New function.
27885 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27886 strict_overflow_p parameter.
27887 (tree_expr_nonzero_p): New function.
27888 * passes.c (verify_interpass_invariants): New static function.
27889 (execute_one_pass): Call it.
27890 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27892 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27893 (estimate_numbers_of_iterations): Likewise.
27894 (scev_probably_wraps_p): Likewise.
27895 * tree-ssa-ccp.c: Include "toplev.h".
27896 (evaluate_stmt): Defer fold overflow warnings until we know we are
27898 (struct fold_stmt_r_data): Add stmt field.
27899 (fold_stmt_r): Defer fold overflow warnings until we know we
27901 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27902 (fold_stmt_inplace): Likewise.
27903 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27904 (cleanup_control_expr_graph): Defer fold overflow warnings until
27905 we know we are going to optimize.
27906 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27907 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27909 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27910 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27911 * tree-ssa-loop-manip.c (create_iv): Likewise.
27912 * c-typeck.c (build_conditional_expr): Likewise.
27913 (build_binary_op): Likewise.
27914 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27915 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27916 (extract_range_from_unary_expr): Likewise.
27917 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27918 assuming that signed overflow does not occur.
27919 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27920 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27921 (fold_defer_overflow_warnings): Declare.
27922 (fold_undefer_overflow_warnings): Declare.
27923 (fold_undefer_and_ignore_overflow_warnings): Declare.
27924 (fold_deferring_overflow_warnings_p): Declare.
27925 (tree_expr_nonzero_warnv_p): Declare.
27926 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27927 of warning options.
27928 (Warning Options): Document -Wstrict-overflow.
27929 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27930 (tree-ssa-ccp.o): Likewise.
27931 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27932 (fold-const.o): Depend on intl.h.
27934 2007-02-13 Ian Lance Taylor <iant@google.com>
27936 PR middle-end/30751
27937 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27940 2007-02-13 Stuart Hastings <stuart@apple.com>
27942 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27944 2007-02-13 Richard Henderson <rth@redhat.com>
27946 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27947 handled_component_p before looking for the indirect_ref.
27949 2007-02-13 Richard Henderson <rth@redhat.com>
27951 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27952 remove flags clobber.
27953 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27954 (bswaphi_lowpart): New.
27955 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27956 remove TARGET_BSWAP test. Delete expander of the same name.
27958 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27959 (expand_unop): Use them.
27961 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27963 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27964 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27965 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27966 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27967 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27968 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27969 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27970 assembler dialect choice from asm templates.
27972 2007-02-12 Richard Henderson <rth@redhat.com>
27974 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27975 (fixuns_trunc<SSEMODEF>si2): Use it.
27976 * config/i386/sse.md (vec_setv4sf_0): Export.
27977 * config/i386/i386.c (ix86_build_const_vector): Export.
27978 (ix86_split_convert_uns_si_sse): Rename from
27979 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27980 * config/i386/i386-protos.h: Update.
27982 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27985 * c-typeck.c (c_finish_return): Improve warning message.
27987 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27989 * alias.c (find_symbolic_term): Delete unused function.
27991 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27993 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27994 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27995 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27997 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27999 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28000 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28001 the function, temporarily point the debug interface to the null one.
28003 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28005 * dwarf2out.c (round_up_to_align): New static function.
28006 (field_byte_offset): Use it to round the offset.
28008 2007-02-12 Richard Henderson <rth@redhat.com>
28010 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28011 (inswl_const): Export.
28013 2007-02-12 Richard Henderson <rth@redhat.com>
28015 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28016 result mode of the libcall, convert back to outmode.
28018 2007-02-12 Roger Sayle <roger@eyesopen.com>
28020 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28021 (bswapdi2): New define_expand to implement 32-bit implementation.
28023 2007-02-12 Nick Clifton <nickc@redhat.com>
28025 * doc/invoke.texi (Overall Options): Document --help=.
28026 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28027 (cc1_options): Pass --help= on to cc1.
28028 (display_help): Add description of --help=.
28029 (process_command): Add code to handle --help=. Allow translated
28030 --help and --target-help switches to be passed on to compiler
28032 (main): Remove unused if statement.
28033 * opts.c (columns): Remove.
28034 (LEFT_COLUMN): Define.
28035 (wrap_help): Add columns argument.
28036 (print_filtered_help): Change parameters to be an include bitmask,
28037 an exclude bitmask, an any bitmask and the column width. Move the
28038 code to display the params list here. Add code to display the
28039 status of options rather than their descriptions if the quiet flag
28041 (print_specific_help): Change parameters to be an include bitmask,
28042 an exclude bitmask and an any bitmask. Move code to look up the
28043 column width here. Decide upon the title for an options listing.
28044 (common_handle_options): Add code to handle --help=. Adapt code
28045 for --help and --target-help to use the revised form of the
28046 print_specific_help function.
28047 (print_help): Delete.
28048 (print_param_help): Delete.
28049 (print_switch): Delete.
28050 * opts.h (cl_lang_count): Add prototype.
28051 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28052 CL_MAX_OPTION_CLASS): New defines.
28053 * optc-gen.awk: Add construction of cl_lang_count.
28054 * c.opt: Add Warning attribute to warning options and Optimization
28055 attribute to optimization options.
28056 * common.opt: Likewise.
28058 Add -fhelp and -ftarget-help as aliases for the transformed --help
28059 and --target-help options.
28060 * opt-functions.awk: Add code to handle Warning and Optimization
28063 2007-02-12 Richard Henderson <rth@redhat.com>
28065 * config/alpha/constraints.md: New file.
28066 * config/alpha/alpha.c: Include tm-constrs.h.
28067 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28068 alpha_extra_constraint): Remove.
28069 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28070 * config/alpha/alpha-protos.h: Update.
28071 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28072 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28073 (EXTRA_CONSTRAINT): Remove.
28074 * config/alpha/alpha.md: Include constraints.md.
28075 (adddi splitter): Use satisfies_constraint_*.
28076 * config/alpha/predicates.md (add_operand): Likewise.
28077 (sext_add_operand, addition_operation): Likewise.
28079 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28081 PR tree-optimization/29145
28082 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28083 in our handling of restrict qualified pointers.
28085 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28088 * doc/invoke.texi (Wunused-value): Update description.
28089 (Wextra): Delete item.
28090 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28091 value of Wunused-value.
28092 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28093 (c_finish_stmt_expr): Don't check extra_warnings.
28094 (emit_side_effect_warnings): The caller is responsible to check
28097 2007-02-11 Roger Sayle <roger@eyesopen.com>
28098 Matt Thomas <matt@3am-software.com>
28100 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28102 2007-02-11 Roger Sayle <roger@eyesopen.com>
28104 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28105 comparisons of POPCOUNT against zero.
28106 (simplify_const_relational_operation): Likewise.
28108 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28110 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28112 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28114 * dwarf2out.c (root_type): Delete unused function.
28116 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28118 * genattrtab.c (contained_in_p): Delete unused function.
28119 (write_expr_attr_cache): Likewise.
28121 2007-02-11 Jan Hubicka <jh@suse.cz>
28123 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28126 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28128 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28129 to add the REG_EQ* note.
28130 * see.c (see_merge_one_use_extension): Likewise.
28131 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28132 turn REG_EQUAL notes into REG_EQUIV notes if the target
28133 register may have more than one set.
28134 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28135 * gcse.c (try_replace_reg): Likewise.
28136 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28137 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28138 more than one REG_EQUIV note.
28139 * reload1.c (gen_reload): Use set_unique_reg_note.
28141 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28143 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28144 (ix86_builtin_conversion): New function.
28146 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28149 * tree.h (DECL_REPLACEABLE_P): New macro.
28150 * except.c (set_nothrow_function_flags): Likewise.
28152 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28153 Ira Rosen <irar@il.ibm.com>
28154 Dorit Nuzman <dorit@il.ibm.com>
28156 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28157 * targhooks.c (default_builtin_vectorized_conversion): New.
28158 * targhooks.h (default_builtin_vectorized_function): New declaration.
28159 * target.h (struct vectorize): Add builtin_conversion field.
28160 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28161 stmt_vec_info_type value.
28162 (vectorizable_conversion): New declaration.
28163 * tree-vect-analyze.c (vect_analyze_operations): Add
28164 vectorizable_conversion call.
28165 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28166 * tree-vect-transform.c (vectorizable_conversion): New function.
28167 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28168 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28170 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28171 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28172 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28173 or ALTIVEC_BUILTIN_VCFSX.
28175 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28178 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28179 CONST_DOUBLE and operand 0 is a hard register.
28180 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28181 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28182 is a hard floating-point register.
28184 2007-02-10 Richard Henderson <rth@redhat.com>
28185 Jakub Jelinek <jakub@redhat.com>
28186 Alexandre Oliva <aoliva@redhat.com>
28188 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28189 * builtin-types.def (BT_WORD): Make unsigned.
28190 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28191 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28192 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28193 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28194 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28195 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28197 * expr.c (emutls_var_address): New.
28198 (expand_expr_real_1): Expand emulated tls.
28199 (expand_expr_addr_expr_1): Likewise.
28200 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28201 * output.h (emutls_finish): Declare.
28202 * toplev.c (compile_file): Call it.
28203 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28204 address before wrapping in CONST.
28205 * varasm.c (emutls_htab, emutls_object_type): New.
28206 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28207 (get_emutls_object_name, get_emutls_object_type): New.
28208 (get_emutls_init_templ_addr, emutls_decl): New.
28209 (emutls_common_1, emutls_finish): New.
28210 (assemble_variable): When emulating tls, swap decls; generate
28211 constructor for the emutls objects.
28212 (do_assemble_alias): When emulating tls, swap decl and target name.
28213 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28215 * varpool.c (decide_is_variable_needed): Look at force_output.
28216 Recurse for emulated tls.
28217 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28218 with decide_is_variable_needed.
28219 * emutls.c: New file.
28220 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28221 tls_object for real tls.
28223 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28225 PR rtl-optimization/29599
28226 * reload1.c (eliminate_regs_in_insn): Take the destination
28227 mode into account when computing the offset.
28229 2007-02-09 Stuart Hastings <stuart@apple.com>
28230 Richard Henderson <rth@redhat.com>
28232 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28233 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28234 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28235 fixuns_truncdfhi2): New.
28236 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28237 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28238 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28239 (floatunssidf2): Allow nonimmediate source.
28240 * config/i386/sse.md (movdi_to_sse): New.
28241 (vec_concatv2di): Drop '*'.
28242 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28243 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28244 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28246 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28247 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28248 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28249 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28250 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28251 ix86_build_const_vector.
28252 (x86_emit_floatuns): Rewrite.
28254 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28256 * genautomata.c (longest_path_length): Delete unused function.
28257 (struct state): Delete unused longest_path_length.
28258 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28259 (get_free_state): Delete unused.
28261 2007-02-09 Jan Hubicka <jh@suse.cz>
28263 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28264 * doc/invoke.texi (inline-unit-growth): Update default value.
28266 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28267 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28268 (rebuild_cgraph_edges): Likewise.
28269 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28270 (dump_cgraph_node): Dump frequencies.
28271 (cgraph_clone_edge): Add frequency scales.
28272 (cgraph_clone_node): Add freuqnecy.
28273 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28274 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28275 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28276 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28277 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28278 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28279 (save_inline_function_body): Likewise.
28280 * ipa-inline.c: inluce rtl.h
28281 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28282 (cgraph_edge_badness): Use frequencies.
28283 (cgraph_decide_recursive_inlining): Update clonning.
28284 (cgraph_decide_inlining_of_small_function): Dump frequency.
28285 * predict.c (estimate_bb_frequencies): Export.
28286 * predict.h (estimate_bb_frequencies): Declare.
28287 * tree-inline.c (copy_bb): Watch overflows.
28288 (expand_call_inline): Update call of cgraph_create_edge.
28289 (optimize_inline_calls): Use TODO flags to update frequnecies.
28290 * passes.h: Include predict.h
28291 (init_optimization_passes): Move profile ahead.
28292 (execute_function_todo): Handle TODO_rebuild_frequencies.
28294 2007-02-09 Roger Sayle <roger@eyesopen.com>
28296 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28297 the insbl or inswl pattern into a register.
28299 2007-02-09 Roger Sayle <roger@eyesopen.com>
28301 * config/ia64/ia64.md (bswapdi2): New define_insn.
28303 2007-02-09 Richard Henderson <rth@redhat.com>
28305 * config/i386/constraints.md (Ym): New constraint.
28306 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28307 (movdi_1_rex64): Split sse and xmm general register moves from
28308 memory move alternatives. Use conditional register constraints.
28309 (movsf_1, movdf_integer): Likewise.
28310 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28311 (movdf_integer_rex64): New.
28312 (pushsf_rex64): Fix output constraints.
28313 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28314 (sse2_stored): Likewise.
28315 (sse2_storeq_rex64): New.
28316 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28317 amd and not generic.
28318 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28319 for optimize_size. Remove SF/DFmode hack.
28321 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28323 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28326 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28327 Richard Sandiford <richard@codesourcery.com>
28329 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28330 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28331 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28332 m68k/t-mlib to tmake_file.
28333 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28334 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28335 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28336 Allow it to be cf or m68k. Set m68k_arch_family. If that
28337 variable is not empty, add t-$m68k_arch_family to tmake_file.
28338 Add t-mlibs to tmake_file.
28339 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28340 * config/m68k/t-cf: New file.
28341 * config/m68k/t-m68k: Likewise.
28342 * config/m68k/t-mlibs: Likewise.
28343 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28344 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28345 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28346 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28347 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28349 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28350 (INSTALL_LIBGCC): Delete.
28351 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28352 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28353 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28354 (M68K_MLIB_CPU): Define.
28355 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28356 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28357 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28359 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28360 Richard Guenther <rguenther@suse.de>
28362 PR middle-end/23361
28363 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28364 against INT_MIN/INT_MAX.
28365 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28366 file if a loop is removed.
28368 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28370 * calls.c (store_one_arg): Pass correct alignment to
28371 emit_push_insn for non-BLKmode values.
28372 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28373 unaligned stack slot via a suitably aligned slot.
28375 2007-02-08 DJ Delorie <dj@redhat.com>
28377 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28379 (legal_subregs): Use unsigned char, make const.
28380 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28382 2007-02-08 Paul Brook <paul@codesourcery.com>
28384 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28385 special interworking needed.
28387 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28389 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28390 conditional to __SSE2__.
28391 (Entries below should have been added to first ChangeLog
28392 entry for amdfam10 dated 2007-02-05)
28393 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28395 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28397 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28400 2007-02-08 DJ Delorie <dj@redhat.com>
28402 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28403 * config/m32c/m32c.c (legal_subregs): New.
28404 (m32c_illegal_subreg_p): New.
28405 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28406 unsupported subregs of hard regs.
28408 2007-02-08 Jan Hubicka <jh@suse.cz>
28410 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28411 the same one; always update histograms.
28413 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28415 * passes.c (init_optimization_passes): Tidy comment.
28417 2007-02-08 Roger Sayle <roger@eyesopen.com>
28419 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28420 strip zero_extend, bswap and rotates from POCOUNT's argument.
28421 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28422 zero_extend and rotates from PARITY's argument.
28423 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28424 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28425 of an integer constant at compile-time.
28427 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28430 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28432 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28435 * tree-ssa-live.c (remove_unused_locals): Do not remove
28436 TREE_ADDRESSABLE variables.
28437 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28438 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28439 FOR_CLOBBER. Update all users.
28440 If VAR has an associated alias set, add a virtual operand for
28441 it if no alias is found to conflict with the memory reference.
28443 2007-02-07 Jan Hubicka <jh@suse.cz>
28444 Robert Kidd <rkidd@crhc.uiuc.edu>
28446 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28448 2007-02-07 Ian Lance Taylor <iant@google.com>
28450 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28452 2007-02-07 Roger Sayle <roger@eyesopen.com>
28454 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28455 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28456 tablejumpdi, movsi_to_cr_one): Remove constraints from
28457 define_expand's match_operands.
28459 2007-02-07 Roger Sayle <roger@eyesopen.com>
28461 * global.c (compute_regsets): Move declatation of "i" inside of
28462 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28464 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28467 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28468 of INDIRECT_REF <RESULT_DECL>.
28470 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28472 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28473 Kaz Kojima <kkojima@gcc.gnu.org>
28476 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28478 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28480 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28482 * doc/loop.texi: Document possibility not to perform disambiguation
28483 of loops with multiple latches.
28484 * cfgloopmanip.c (alp_enum_p): Removed.
28485 (add_loop): Handle subloops. Use get_loop_body_with_size.
28486 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28487 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28488 the new forwarder block.
28489 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28490 Handle the case latch is NULL.
28491 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28492 modifications when marking loop exits.
28493 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28495 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28496 disambiguate_loops_with_multiple_latches.
28497 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28498 before fix_loop_structure.
28499 * cfgloop.c: Include pointer-set.h and output.h.
28500 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28501 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28502 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28503 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28504 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28505 disambiguate_multiple_latches, get_loop_body_with_size,
28506 disambiguate_loops_with_multiple_latches): New functions.
28507 (flow_loop_dump): Dump multiple latch edges.
28508 (flow_loop_nodes_find): Handle loops with multiple latches.
28509 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28510 (glb_enum_p): Modified.
28511 (get_loop_body): Use get_loop_body_with_size.
28512 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28513 (AVOID_CFG_MODIFICATIONS): New constant.
28514 (disambiguate_loops_with_multiple_latches, add_loop,
28515 get_loop_body_with_size): Declare.
28516 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28518 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28520 PR inline-asm/28686
28521 * global.c (compute_regsets): New function.
28522 (global_alloc): Refactored ELIMINABLE_REGSET
28523 and NO_GLOBAL_ALLOC_REGS computation out.
28524 (rest_of_handle_global_alloc): Call compute_regsets()
28525 for non-optimizing case.
28527 2007-02-06 Richard Henderson <rth@redhat.com>
28529 * config/i386/constraints.md (Y2): Rename from Y.
28530 (Yi): New constraint.
28531 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28532 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28533 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28534 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28535 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28536 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28537 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28538 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28539 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28540 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28541 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28542 vec_extractv2si_1): Change Y constraints to Y2.
28543 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28544 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28545 Change Y constraints to Y2.
28546 (sse2_loadld): Change Y constraints to x.
28548 2007-02-06 Roger Sayle <roger@eyesopen.com>
28550 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28551 (parity<mode>2): New define_expand using rs6000_emit_parity.
28552 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28553 rs6000_emit_parity): New functions.
28554 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28555 rs6000_emit_parity): Prototype here.
28557 2007-02-06 Ian Lance Taylor <iant@google.com>
28559 * lower-subreg.c (simple_move_operand): Reject CONST.
28560 (resolve_clobber): Call validate_change rather than directly
28561 assigning to XEXP (pat, 0).
28563 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28565 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28566 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28567 (tree-cfg.o): Remove hashtab.h dependency.
28569 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28570 (struct ivopts_data): Change niters to pointer_map_t.
28571 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28572 (niter_for_exit): Create pointer_map on demand. Change for
28574 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28575 (free_loop_data): Destroy data->niters if created and reset field.
28576 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28577 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28579 * tree-ssa-reassoc.c: Include pointer-set.h.
28580 (bb_rank): Change to long *.
28581 (operand_rank): Change to pointer_map_t.
28582 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28583 (insert_operand_rank): Accept long.
28584 (operand_entry_hash, operand_entry_eq): Remove.
28585 (get_rank): Return long. Adjust for changes above.
28586 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28588 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28590 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28591 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28592 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28594 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28595 directly since it cannot be NULL.
28596 (get_vi_for_tree): Rewrite for pointer_map API.
28597 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28598 (init_alias_vars): Create vi_for_tree as pointer_map.
28599 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28601 * tree-cfg.c: Don't include hashtab.h.
28602 (edge_to_cases): Declare as pointer_map.
28603 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28605 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28606 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28607 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28609 (record_switch_edge): Delete.
28610 (get_cases_for_edge): Adjust for pointer_map API, inline
28611 record_switch_edge (rewritten for new API), remove goto.
28613 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28615 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28616 * tree-nested.c: Include pointer-set.h.
28617 (var_map_elt, var_map_eq, var_map_hash): Delete.
28618 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28619 to pointer_map_t's.
28620 (nesting_info_bitmap_obstack): New.
28621 (lookup_field_for_decl): Adjust for pointer_map API.
28622 (lookup_tramp_for_decl): Adjust for pointer_map API.
28623 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28624 (get_local_debug_decl): Adjust for pointer_map API.
28625 (convert_nl_goto_reference): Adjust for pointer_map API.
28626 (convert_nl_goto_receiver): Adjust for pointer_map API.
28627 (create_nesting_tree): Create outside GGC space. Create bitmap on
28628 the new obstack. Create field_map and var_map as pointer_maps.
28629 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28631 (lower_nested_functions): Move root here, no need to NULL it.
28632 Initialize and release the obstack.
28634 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28636 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28637 Remove prototypes and make them non-static.
28638 (struct tree_int_map): Remove.
28639 * tree.h (struct tree_int_map): Move here, turning TO into an
28641 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28643 * tree.h (TREE_COMPLEXITY): Remove.
28644 (struct tree_exp): Remove complexity field.
28645 * tree.c (build1_stat): Don't set it.
28647 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28648 Victor Kaplansky <victork@il.ibm.com>
28650 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28651 (vect_is_simple_reduction): Support reduction with induction as
28652 one of the operands.
28653 (vect_is_simple_iv_evolution): Fix formatting.
28654 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28655 formatting. Don't mark induction phis for vectorization.
28656 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28657 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28658 (vect_get_vec_def_for_operand): Support induction.
28659 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28661 (vectorizable_reduction): Support reduction with induction as one of
28663 (vectorizable_type_demotion): Use def-type of stmt argument rather
28664 than dummy def-type.
28666 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28667 flag_tree_scev_cprop.
28668 * common.opt (tree-scev-cprop): New flag.
28670 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28671 call to vect_get_new_vect_var.
28673 2007-02-06 Ira Rosen <irar@il.ibm.com>
28675 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28676 vectype is not NULL.
28677 (vect_pattern_recog_1): Likewise.
28679 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28681 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28682 (fold_negate_expr): Likewise.
28684 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28687 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28688 even if cv-qualification is the same.
28690 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28692 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28693 __enable_execute_stack on completion.
28695 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28697 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28698 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28699 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28700 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28701 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28702 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28703 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28704 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28706 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28708 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28709 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28710 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28711 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28712 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28713 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28714 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28715 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28716 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28717 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28718 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28719 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28720 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28721 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28722 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28723 sqrtextenddfxf2_i387): Added amdfam10_decode.
28725 * config/i386/athlon.md (athlon_idirect_amdfam10,
28726 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28727 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28728 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28729 athlon_ivector_store_amdfam10): New define_insn_reservation.
28730 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28733 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28735 * config/i386/athlon.md (athlon_call_amdfam10,
28736 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28737 define_insn_reservation.
28738 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28739 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28740 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28742 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28744 * config/i386/athlon.md (athlon_sseld_amdfam10,
28745 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28746 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28748 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28750 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28751 define_insn_reservation.
28752 * config/i386/i386.md (sseins): Added sseins to define_attr type
28753 and define_attr unit.
28754 * config/i386/sse.md: Set type attribute to sseins for insertq
28757 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28759 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28760 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28761 ssecomi_load_amdfam10, ssecomi_amdfam10,
28762 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28763 define_insn_reservation.
28764 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28766 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28768 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28769 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28770 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28771 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28772 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28773 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28774 define_insn_reservation.
28776 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28777 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28778 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28779 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28780 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28782 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28784 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28785 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28786 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28787 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28788 athlon_ssemul_load_k8): Added amdfam10.
28790 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28792 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28793 (x86_sse_unaligned_move_optimal): New variable.
28795 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28797 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28798 for unaligned vector SSE double/single precision loads for AMDFAM10.
28800 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28802 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28803 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28804 Define TARGET_CPU_DEFAULT_amdfam10.
28805 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28806 (processor_type): Add PROCESSOR_AMDFAM10.
28808 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28809 processor_type in config/i386/i386.h.
28810 Enable imul peepholes for TARGET_AMDFAM10.
28812 * config.gcc: Add support for --with-cpu option for amdfam10.
28814 * config/i386/i386.c (amdfam10_cost): New variable.
28815 (m_AMDFAM10): New macro.
28816 (m_ATHLON_K8_AMDFAM10): New macro.
28817 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28818 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28819 x86_promote_QImode, x86_integer_DFmode_moves,
28820 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28821 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28822 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28823 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28824 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28825 Enable/disable for amdfam10.
28826 (override_options): Add amdfam10_cost to processor_target_table.
28827 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28828 processor_alias_table.
28829 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28830 (ix86_adjust_cost): Add code for amdfam10.
28832 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28834 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28835 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28836 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28837 * config/i386/i386.h: Add builtin definition for SSE4A.
28838 * config/i386/i386.md: Add support for ABM instructions
28839 (popcnt and lzcnt).
28840 * config/i386/sse.md: Add support for SSE4A instructions
28841 (movntss, movntsd, extrq, insertq).
28842 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28843 Add -march=amdfam10 flag.
28844 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28845 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28847 * doc/extend.texi: Add documentation for SSE4A builtins.
28849 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28851 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28853 2007-02-05 Richard Guenther <rguenther@suse.de>
28855 * tree-vectorizer.h (vectorizable_function): Add argument type
28856 argument, change return type.
28857 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28858 * tree-vect-transform.c (vectorizable_function): Handle extra
28859 argument, return vectorized function decl.
28860 (build_vectorized_function_call): Remove.
28861 (vectorizable_call): Handle calls with result and argument types
28862 differing. Handle loop vectorization factor correctly.
28863 * targhooks.c (default_builtin_vectorized_function): Adjust for
28865 * targhooks.h (default_builtin_vectorized_function): Likewise.
28866 * target.h (builtin_vectorized_function): Add argument type
28868 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28869 extra argument, allow vectorizing of lrintf.
28870 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28871 documentation of target hook.
28873 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28876 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28877 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28878 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28880 2007-02-05 Roger Sayle <roger@eyesopen.com>
28882 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28883 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28884 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28885 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28886 before canonicalizing sincos to cexpi.
28887 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28889 2007-02-05 Roger Sayle <roger@eyesopen.com>
28891 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28892 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28893 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28895 2007-02-05 Roger Sayle <roger@eyesopen.com>
28897 * mips-tfile.c (initialize_init_file): Correct endianness test.
28899 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28901 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28902 the 'y' constraint.
28904 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28906 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28907 saves in a PARALLEL before the register assignments.
28909 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28911 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28912 DWARF_FRAME_RETURN_COLUMN to be a general register.
28913 * dwarf2out.c (init_return_column_size): New function, split from...
28914 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28915 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28916 to be nongeneral registers.
28917 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28919 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28920 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28922 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28924 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28926 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28928 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28929 (remove_path): Use can_remove_branch_p and remove_branch instead
28930 of loop_delete_branch_edge.
28931 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28932 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28933 Update profile using scale_dominated_blocks_in_loop.
28934 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28935 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28936 (can_remove_branch_p, remove_branch): Declare.
28937 * tree-cfg.c (tree_can_remove_branch_p): New function.
28938 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28939 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28940 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28942 2007-02-05 Jan Hubicka <jh@suse.cz>
28944 PR middle-end/30696
28945 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28946 nodes in cgraph, don't remove offline copy of the function.
28948 2007-02-04 Jan Hubicka <jh@suse.cz>
28950 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28951 vectors might cause maybe_lookup_element_for_expr to be called
28952 on non-sra-candidate.
28954 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28956 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28957 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28958 spelling conventions.
28960 2007-02-04 Richard Guenther <rguenther@suse.de>
28962 PR middle-end/30636
28963 * fold-const.c (try_move_mult_to_index): Make sure to not
28964 overflow one dimension of a multi-dimensional array access.
28966 2007-02-04 Jan Hubicka <jh@suse.cz>
28968 * passes.c (init_optimization_passes): Reindent.
28970 2007-02-04 Jan Hubicka <jh@suse.cz>
28971 Eric Botcazou <ebotcazou@adacore.com>
28973 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28974 (execute_fixup_cfg): Break out the abnormal goto code.
28975 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28976 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28977 (optimize_inline_calls): Call make_nonlocal_label_edges.
28979 2007-02-04 Jan Hubicka <jh@suse.cz>
28981 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28982 true when something was changed.
28983 (rename_ssa_copies): When something was changed, do
28984 TODO_remove_unused_locals.
28985 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28986 add TODO_remove_unused_locals when instruction was removed.
28988 2007-02-04 Jan Hubicka <jh@suse.cz>
28990 * ipa-inline.c (try_inline): Improve debug output; work on already
28992 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28993 call try_inline for already inlined edges too when flattening;
28994 inline also functions that make callee growth but overall unit size
28997 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28999 * config/m32c/bitops.md, config/m32c/jump.md,
29000 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29001 config/m32r/m32r.h, config/m32r/m32r.md,
29002 config/m32r/predicates.md, config/m68hc11/larith.asm,
29003 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29004 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29005 config/mips/mips-protos.h, config/mips/mips.c,
29006 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29007 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29008 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29009 spelling conventions.
29011 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29012 Follow spelling conventions.
29014 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29016 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29017 warn about C++0x compatibility.
29019 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29021 * config/h8300/h8300.c, config/h8300/h8300.h,
29022 config/h8300/h8300.md: Follow spelling conventions.
29024 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29026 PR middle-end/30667
29027 * combine.c (try_combine): Do not substitute source operand
29028 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29030 2007-02-03 Jan Hubicka <jh@suse.cz>
29032 PR gcov-profile/30650
29033 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29034 do not divide by zero for never executed counters.
29035 (tree_find_values_to_profile): Fix counters.
29036 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29038 2007-02-03 Ian Lance Taylor <iant@google.com>
29040 * lower-subreg.c (simple_move_operand): New static function,
29041 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29043 (simple_move): Call simple_move_operand.
29044 (find_decomposable_subregs): Add special handling of MEMs.
29045 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29046 meaning of return value. If we see a hard register, test whether
29047 it can store a word_mode value. Change all callers.
29049 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29051 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29052 ftrapv insns and expanders.
29053 (subdi3): Change define_expand operand 1 to arith11_operand, and
29054 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29055 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29056 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29059 PR middle-end/30174
29060 * varasm.c (notice_global_symbol): Treat global objects as weak when
29061 flag_shlib is true.
29063 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29065 * emit-rtl.c (dconstpi): Delete.
29066 (dconstsqrt2): New.
29067 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29068 * real.h (dconstpi): Delete.
29069 (dconstsqrt2): New.
29070 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29071 (fold_builtin_hypot): Likewise.
29073 2007-02-03 Tom Tromey <tromey@redhat.com>
29076 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29077 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29079 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29081 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29082 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29083 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29084 config/rs6000/cell.md, config/rs6000/darwin.h,
29085 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29086 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29087 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29088 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29089 typos. Follow spelling conventions.
29090 * doc/invoke.texi: Follow spelling conventions.
29092 2007-02-03 Roger Sayle <roger@eyesopen.com>
29094 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29095 canonicalization transformations that attempt to simplify integer
29096 constant comparisons to become comparisons against zero.
29098 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29100 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29102 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29103 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29105 2007-02-02 Mike Stump <mrs@apple.com>
29107 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29108 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29109 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29110 generate a branch island.
29112 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29114 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29115 (xtensa_legitimate_address_p): New.
29116 (xtensa_legitimize_address): New.
29117 (xtensa_output_addr_const_extra): New.
29118 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29120 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29121 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29122 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29123 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29124 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29125 (xtensa_legitimize_address): New.
29126 (xtensa_output_addr_const_extra): New.
29128 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29130 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29132 2007-02-02 Ian Lance Taylor <iant@google.com>
29134 * expmed.c (expand_divmod): Add comment.
29136 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29138 * emit-rtl.c (renumber_insns): Remove.
29139 * flags.h: Remove the extern for flag_renumber_insns.
29140 * rtl.h: Remove the prototype for renumber_insns.
29141 * toplev.c (flag_renumber_insns): Remove.
29143 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29145 Revert for x86 darwin:
29146 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29148 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29149 code before the following patch under TARGET_MACHO.
29150 (ix86_function_value_regno_p): Likewise.
29152 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29154 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29157 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29160 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29161 loads to general or fp registers. Add comments.
29162 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29164 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29166 * pointer-set.c (insert_aux): Only return insertion slot.
29167 (pointer_set_insert): Adjust.
29168 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29169 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29170 pointer_map_traverse): New.
29171 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29172 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29173 pointer_map_contains, pointer_map_traverse): Declare.
29175 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29177 PR middle-end/30473
29178 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29179 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29181 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29183 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29185 (struct _dep): New type.
29186 (dep_t): New typedef.
29187 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29188 (DEP_STATUS): New access macro. The macro with the same name was
29189 renamed to DEP_LINK_STATUS.
29190 (dep_init): Declare function
29192 (struct _dep_link): New type.
29193 (dep_link_t): New typedef.
29194 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29195 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29196 (DEP_LINK_STATUS): New macro.
29197 (debug_dep_links): New debug function.
29199 (struct _deps_list): New type.
29200 (deps_list_t): New typedef.
29201 (DEPS_LIST_FIRST): New access macro.
29202 (FOR_EACH_DEP_LINK): New cycle macro.
29203 (create_deps_list, free_deps_list, delete_deps_list): Declare
29205 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29206 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29207 (copy_deps_list_change_con): Ditto.
29209 (move_dep_link): Declare function.
29211 (struct _dep_node): New type.
29212 (dep_node_t): New typedef.
29213 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29215 (struct haifa_insn_data.back_deps): New field to hold backward
29216 dependencies of the insn.
29217 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29219 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29220 Change its type to deps_list_t.
29221 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29222 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29223 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29225 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29227 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29229 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29231 (dep_cost): Declare.
29233 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29234 (ds_to_dk, dk_to_ds): New functions.
29236 (init_dep_1): New static function.
29237 (init_dep): New function.
29238 (copy_dep): New static function.
29240 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29242 (detach_dep_link): New static function.
29243 (move_dep_link): New function.
29245 (dep_links_consistent_p, dump_dep_links): New static functions.
29246 (debug_dep_links): New debugging function.
29248 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29250 (alloc_deps_list, init_deps_list): New static functions.
29251 (create_deps_list): New function.
29252 (clear_deps_list): New static function.
29253 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29254 (deps_list_consistent_p, dump_deps_list): New static functions.
29255 (debug_deps_list): New function.
29256 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29258 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29260 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29261 use new scheduler dependencies lists.
29262 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29263 (sched_analyze): Ditto. Initialize dependencies lists.
29264 (add_forw_dep, compute_forward_dependences): Update to use new
29265 scheduler dependencies lists.
29267 (init_dependency_caches): Init deps_obstack.
29268 (free_dependency_caches): Free deps_obstack.
29270 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29271 new scheduler dependencies lists.
29272 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29273 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29275 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29276 Update to use new scheduler dependencies lists.
29277 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29278 (debug_dependencies): Ditto.
29279 (schedule_region): Update comments.
29281 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29282 scheduler dependencies lists.
29283 (schedule_ebb): Update comments.
29285 * rtl.def (DEPS_LIST): Remove.
29287 * lists.c (unused_deps_list): Remove.
29288 (free_list): Update assertions.
29290 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29291 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29293 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29294 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29296 * haifa-sched.c (comments): Update.
29297 (insn_cost1): Remove. Inline the code into insn_cost ().
29298 (insn_cost): Update to use new scheduler dependencies lists. Move
29299 processing of the dependency cost to dep_cost ().
29300 (dep_cost): New function. Use it instead of insn_cost () when
29301 evaluating cost of the dependency. Use compatible interface to
29302 interact with the target.
29303 (priority): Update to use new scheduler dependencies lists.
29304 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29305 with greater number of insns that depend on the insn.
29306 (schedule_insn): Update to use new scheduler dependencies lists. Add
29307 code to free backward dependencies lists. Inline and optimize code
29308 from resolve_dep () - see PR28071.
29309 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29310 lists. Update call to targetm.sched.is_costly_dependence hook.
29312 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29313 scheduler dependencies lists.
29315 (resolve_dep): Remove. Move the logic to schedule_insn ().
29316 (init_h_i_d): Initialize dependencies lists.
29318 (process_insn_depend_be_in_spec): Rename to
29319 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29320 dependencies lists.
29321 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29322 Update to use new scheduler dependencies lists.
29323 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29325 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29326 new scheduler dependencies lists.
29327 (build_intra_loop_deps): Ditto.
29329 * target.h (struct _dep): Declare to use in
29330 gcc_target.sched.is_costly_dependence.
29331 (struct gcc_target.sched.adjust_cost): Fix typo.
29332 (struct gcc_target.sched.is_costly_dependence): Change signature to
29333 use single dep_t parameter instead of an equivalent triad.
29334 (struct gcc_target.sched.adjust_cost_2): Remove.
29336 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29338 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29340 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29342 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29344 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29345 (REG_DEP_TRUE): Document.
29347 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29348 Change signature to correspond to the targetm.sched.adjust_cost hook.
29349 Update use in TARGET_SCHED_ADJUST_COST_2.
29350 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29351 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29352 new scheduler dependencies lists.
29353 (ia64_gen_check): Ditto.
29355 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29356 scheduler dependencies lists.
29358 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29359 signature to correspond to the targetm.sched.is_costly_dependence hook.
29360 (is_costly_group): Update to use new scheduler dependencies lists.
29362 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29363 instead of INSN_COST () macro.
29365 2007-02-01 Ian Lance Taylor <iant@google.com>
29367 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29369 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29371 * pa.md (tp_load): Correct mfctl instruction syntax.
29373 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29375 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29376 altivec_padding_size calculation on AIX. Improve comment, add
29377 assert to verify that it's right.
29379 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29382 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29384 PR inline-asm/28686
29385 * global.c (global_alloc): Add mising initialization of
29388 2007-02-01 Roger Sayle <roger@eyesopen.com>
29390 * alias.c (init_alias_analysis): Correct whitespace.
29391 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29392 partition_hot_cold_basic_blocks): Likewise.
29393 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29394 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29395 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29396 fold_builtin_snprintf_chk, fold_builtin_printf,
29397 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29398 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29399 * cfgcleanup.c (cleanup_cfg): Likewise.
29400 * cfgexpand.c (tree_expand_cfg): Likewise.
29401 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29402 * function.c (get_next_funcdef_no): Likewise.
29403 * gengtype.c (main): Likewise.
29404 * genmodes.c (main): Likewise.
29405 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29406 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29407 * ifcvt.c (noce_emit_move_insn): Likewise.
29408 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29410 * stor-layout.c (get_best_mode): Likewise.
29411 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29412 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29413 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29414 perform_var_substitution, solve_graph): Likewise.
29415 * tree-vrp.c (vrp_finalize): Likewise.
29417 2007-02-01 Ian Lance Taylor <iant@google.com>
29419 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29420 high part of a paradoxical subreg, return a constant zero.
29422 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29424 * toplev.c (lang_dependent_init): Call init_set_costs.
29425 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29427 2007-02-01 Richard Guenther <rguenther@suse.de>
29429 PR middle-end/30656
29430 * fold-const.c (fold_negate_expr): Allow negating a
29431 constant if overflow does not change.
29433 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29435 * doc/c-tree.texi (Expression trees): Improve markup.
29436 * doc/tm.texi (Register Classes, Addressing Modes)
29437 (Floating Point): Fix spacing after abbreviations. Fix some
29440 2007-02-01 Ben Elliston <bje@au.ibm.com>
29442 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29443 * doc/contrib.texi: Likewise.
29444 * doc/install.texi: Likewise.
29446 2007-01-31 Richard Henderson <rth@redhat.com>
29447 Ian Lance Taylor <iant@google.com>
29449 * lower-subreg.c: New file.
29450 * rtl.def (CONCATN): Define.
29451 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29452 pass_lower_subreg2.
29453 * emit-rtl.c (update_reg_offset): New static function, broken out
29454 of gen_rtx_REG_offset.
29455 (gen_rtx_REG_offset): Call update_reg_offset.
29456 (gen_reg_rtx_offset): New function.
29457 * regclass.c: Revert patch of 2006-03-05, restoring
29459 (clear_reg_info_regno): New function.
29460 * dwarf2out.c (concatn_loc_descriptor): New static function.
29461 (loc_descriptor): Handle CONCATN.
29462 * common.opt (fsplit_wide_types): New option.
29463 * opts.c (decode_options): Set flag_split_wide_types when
29465 * timevar.def (TV_LOWER_SUBREG): Define.
29466 * rtl.h (gen_reg_rtx_offset): Declare.
29467 (reg_scan_update): Declare.
29468 * regs.h (clear_reg_info_regno): Declare.
29469 * tree-pass.h (pass_lower_subreg): Declare.
29470 (pass_lower_subreg2): Declare.
29471 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29472 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29473 -fsplit-wide-types.
29474 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29475 * Makefile.in (OBJS-common): Add lower-subreg.o.
29476 (lower-subreg.o): New target.
29478 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29480 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29482 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29485 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29487 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29489 PR middle-end/29335
29490 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29492 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29494 * cfgloop.h: Include vec-prim.h.
29495 (enum li_flags): Remove LI_ONLY_OLD.
29496 (loop_iterator): Changed.
29497 (fel_next, fel_init): Iterate over loop tree.
29498 (FOR_EACH_LOOP_BREAK): New macro.
29499 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29501 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29502 * modulo-sched.c (sms_schedule): Ditto.
29503 * tree-vectorizer.c (vectorize_loops): Ditto.
29504 * doc/loop.texi: Update information on loop numbering and behavior of
29505 FOR_EACH_LOOP wrto new loops.
29506 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29507 add_to_evolution_1): Test nestedness of loops instead of comparing
29509 * tree-chrec.c (chrec_fold_plus_poly_poly,
29510 chrec_fold_multiply_poly_poly, chrec_evaluate,
29511 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29512 reset_evolution_in_loop): Ditto.
29513 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29515 2007-01-31 Dirk Mueller <dmueller@suse.de>
29517 * c-common.c (warn_about_parentheses): Separate warning about
29518 un-parenthized sequence of comparison operators from the one
29519 which is supposed to warn about x <= y <= z.
29521 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29523 * optabs.h (enum optab_index): Add new OTI_isinf.
29524 (isinf_optab): Define corresponding macro.
29525 * optabs.c (init_optabs): Initialize isinf_optab.
29526 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29528 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29529 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29531 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29532 expand_builtin_interclass_mathfn.
29533 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29534 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29535 (fxam<mode>2_i387): New insn pattern.
29536 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29537 built-in functions as x87 inline asm.
29539 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29541 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29543 2007-01-30 Eric Christopher <echristo@apple.com>
29545 * config.gcc: Add geode.
29547 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29549 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29550 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29551 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29552 value-prof.c: Fix comment typos.
29554 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29557 * doc/invoke.texi (Wpointer-arith): Document warning.
29559 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29561 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29562 the list of discrepancies from the draft TR.
29564 2007-01-30 Dirk Mueller <dmueller@suse.de>
29567 * doc/invoke.texi (-Wreturn-type): Update description to
29568 match new behavior.
29570 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29572 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29574 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29576 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29577 to handle optabs that operate on floating point input argument and
29578 output to integer output.
29579 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29580 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29581 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29582 expand_builtin_interclass_mathfn ().
29583 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29584 (ilogbsi2): Remove.
29585 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29586 ilogbl built-in functions as x87 intrinsics.
29588 2007-01-30 Richard Guenther <rguenther@suse.de>
29590 PR middle-end/27657
29591 * dwarf2out.c (reference_to_unused): Query varpool if the
29592 variable was output.
29594 2007-01-30 Richard Guenther <rguenther@suse.de>
29596 PR middle-end/30313
29597 * passes.c (execute_one_pass): Reset in_gimple_form to not
29598 confuse non-unit-at-a-time mode.
29600 2007-01-29 Roger Sayle <roger@eyesopen.com>
29601 Richard Guenther <rguenther@suse.de>
29603 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29604 avoid undefined behaviour on overflow. Use force_fit_type_double
29605 to construct the constant with the specified TREE_OVERFLOW.
29607 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29609 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29610 * config/dfp-bit.h: Ditto.
29612 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29614 * c-decl.c (pop_scope): Replace warnings with call to
29615 warn_for_unused_label.
29616 * c-common.h (warn_for_unused_label): Declare.
29617 * c-common.c (warn_for_unused_label): Define.
29619 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29621 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29624 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29626 * Makefile.in (USER_H): Remove decfloat.h.
29627 * ginclude/decfloat.h: Delete, moving contents to ...
29628 * ginclude/float.h: Add support for decimal floating point,
29629 guarded by __STDC_WANT_DEC_FP__.
29631 2007-01-29 Mike Stump <mrs@apple.com>
29633 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29634 Analysis and Representation to resolve case insensitive conflict.
29635 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29637 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29639 * tree.h (struct tree_memory_tag): Add aliases member.
29640 (MTAG_ALIASES): New macro.
29641 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29642 (add_may_alias): Remove pointer-set. Update for may_aliases being
29644 (mark_aliases_call_clobbered): Update for may_aliases being a
29646 (compute_tag_properties): Ditto.
29647 (create_partition_for): Ditto.
29648 (compute_memory_partitions): Ditto.
29649 (dump_may_aliases_for): Ditto.
29650 (is_aliased_with): Ditto.
29651 (add_may_alias_for_new_tag): Ditto.
29652 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29653 (compute_is_aliased): New function.
29654 (compute_may_aliases): Call compute_is_aliased).
29655 (init_alias_info): Initialize alias_bitmap_obstack.
29656 (union_alias_set_into): New function.
29657 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29658 (have_common_aliases_p): Rewrite to take two bitmaps and use
29660 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29661 Update for bitmaps.
29662 (finalize_ref_all_pointers): Update for add_may_alias changes.
29663 (new_type_alias): Ditto.
29664 * tree-flow-inline.h (may_aliases): Return a bitmap.
29665 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29666 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29667 may_aliases being a bitmap.
29668 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29669 may_aliases now returns a bitmap.
29670 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29672 * tree-ssa-operands.c (add_virtual_operand): Update for
29673 may_aliases being a bitmap.
29675 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29677 PR tree-optimization/30630
29678 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29679 variable as changed.
29681 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29684 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29685 expanded only once even if an error occurs.
29687 2007-01-29 Ben Elliston <bje@au.ibm.com>
29689 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29690 (__gcov_average_profiler): Likewise.
29691 (__gcov_ior_profiler): Likewise.
29692 (__gcov_merge_ior): Likewise.
29694 2007-01-28 Jan Hubicka <jh@suse.cz>
29696 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29697 * value-prof.c (stringop_block_profile): Likewise.
29699 2007-01-28 Jan Hubicka <jh@suse.cz>
29701 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29702 Add variant handling histograms; add wrapper.
29703 (clear_storage_via_libcall): Export.
29704 (emit_block_move_hints): Break out from ...; add histograms.
29705 (emit_block_move): ... this one.
29706 (clear_storage_hints): Break out from ...; add histograms.
29707 (clear_storage): ... this one.
29708 (set_storage_via_memset): Handle histogram.
29709 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29710 (clear_storage_hints, clear_storage_via_libcall): Declare.
29711 (set_storage_via_setmem): Update prototype.
29712 * doc/md.texi (movmem, setmem): Document new arguments.
29714 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29715 Add new histograms.
29716 (stringop_block_profile): New global function.
29717 (tree_stringops_values_to_profile): Profile block size and alignment.
29718 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29720 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29721 (stringop_block_profile): Declare.
29722 * builtins.c: Include value-prof.h.
29723 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29724 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29725 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29726 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29727 * profile.c (instrument_values): Add new counters.
29728 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29730 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29731 (tree_init_edge_profiler): Build new profilers.
29732 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29733 (pass_tree_profile): Add dump.
29734 (tree_profile_hooks): Update.
29735 * Makefile.in (LIBGCOV): Add new constants.
29736 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29737 __gcov_ior_profiler): New.
29738 * i386.md (movmem/setmem expanders): Add new optional arguments.
29740 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29742 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29744 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29746 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29747 (tree_unswitch_single_loop): Pass eni_size_weights to
29748 tree_num_loop_insns.
29749 * tree-ssa-loop-manip.c: Include tree-inline.h.
29750 (can_unroll_loop_p): Pass eni_size_weights to
29751 tree_num_loop_insns.
29752 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29753 Pass eni_size_weights to estimate_num_insns.
29754 * tree.h (init_inline_once): Export.
29755 * toplev.c (backend_init): Call init_inline_once.
29756 * cgraphunit.c (cgraph_process_new_functions,
29757 cgraph_analyze_function): Pass eni_inlining_weights to
29758 estimate_num_insns.
29759 * ipa-inline.c (compute_inline_parameters): Ditto.
29760 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29761 to estimate_num_insns.
29762 (try_unroll_loop_completely): Pass eni_size_weights to
29763 tree_num_loop_insns.
29764 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29765 ot estimate_num_insns.
29766 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29767 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29768 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29769 eni_time_weights): New variables.
29770 (init_inline_once): Initialize them.
29771 (struct eni_data): Mew.
29772 (estimate_num_insns_1, estimate_num_insns): Use weights.
29773 * tree-inline.h (struct eni_weights_d): New.
29774 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29775 (estimate_num_insns): Declaration changed.
29776 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29777 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29778 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29780 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29782 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29783 relations in the conflict function is valid.
29785 2007-01-27 Ian Lance Taylor <iant@google.com>
29787 * common.opt: Add fstrict-overflow.
29788 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29789 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29790 (TYPE_OVERFLOW_UNDEFINED): Define.
29791 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29793 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29794 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29795 (fold_negate_expr): Likewise.
29796 (make_range): Likewise.
29797 (extract_muldiv_1): Likewise.
29798 (maybe_canonicalize_comparison): Likewise.
29799 (fold_comparison): Likewise.
29800 (fold_binary): Likewise.
29801 (tree_expr_nonnegative_p): Likewise.
29802 (tree_expr_nonzero_p): Likewise.
29803 * tree-vrp.c (compare_values): Likewise.
29804 (extract_range_from_binary_expr): Likewise.
29805 (extract_range_from_unary_expr): Likewise.
29806 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29808 (nowrap_type_p): Likewise.
29809 * tree-scalar-evolution.c (simple_iv): Likewise.
29810 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29811 (build_range_check): Likewise.
29812 (extract_muldiv_1): Likewise.
29813 (fold_comparison): Likewise.
29814 * tree-vrp.c (vrp_int_const_binop): Likewise.
29815 (extract_range_from_unary_expr): Likewise.
29816 * convert.c (convert_to_integer): Likewise.
29817 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29818 (fold_comparison): Likewise.
29819 (fold_binary): Likewise.
29820 * optabs.c (optab_for_tree_code): Likewise.
29821 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29822 * simplify-rtx.c (simplify_const_relational_operation): Check
29823 flag_strict_overflow and flag_trapv.
29824 (simplify_const_relational_operation): Likewise.
29825 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29826 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29829 2007-01-27 Roger Sayle <roger@eyesopen.com>
29831 * tree.c (tree_fold_gcd): Delete.
29832 * tree.h (tree_fold_gcd): Remove prototype.
29833 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29834 test whether one constant integer is a multiple of another. Instead
29835 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29836 * fold-const.c (multiple_of_p): We've determined both TOP and
29837 BOTTOM are integer constants so we can call int_const_binop directly
29838 instead of the more generic const_binop.
29840 2007-01-27 Roger Sayle <roger@eyesopen.com>
29842 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29843 1*X check that the constant hasn't overflowed, to preserve the
29845 (round_up): Provide an efficient implementation when rouding-up an
29846 INTEGER_CST to a power-of-two.
29848 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29850 * doc/sourcebuild.texi: Add comma for clarity.
29851 * doc/extend.texi: Fix some typos.
29852 * doc/passes.texi: Likewise.
29853 * doc/cppinternals.texi: Likewise.
29854 * doc/c-tree.texi: Likewise.
29855 * doc/tree-ssa.texi: Likewise.
29856 * doc/install.texi: Likewise.
29858 2007-01-27 Jan Hubicka <jh@suse.cz>
29860 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29861 (pass_sra): Do not require alias information.
29862 * passes.c (init_optimization_passes): Add SRA
29864 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29866 * tracer.c (rest_of_handle_tracer): We already cleaned
29867 up the CFG in tracer() so don't do it here again.
29868 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29869 cleanup_cfg here, either. And don't call renumber_insns.
29871 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29872 and BB_HEAD are in the insn stream here. Instead make sure
29873 that BB_INSN is valid on all insns. Also, do check here that
29874 there are no pending branch predictions...
29875 (rtl_verify_flow_info): ...instead of doing it here. Checks
29876 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29879 2007-01-26 Roger Sayle <roger@eyesopen.com>
29881 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29882 function to simplify/factorize operand order canonicalization.
29883 (ix86_fixup_binary_operands): Reorganize using the above function.
29884 (ix86_binary_operator_ok): Likewise.
29886 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29888 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29889 file scope from optimize_attrs.
29890 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29892 (optimize_attrs): Clear insn_code_values after freeing it.
29894 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29896 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29897 a parts.base assignment.
29899 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29901 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29902 (compute_subscript_distance, initialize_data_dependence_relation,
29903 finalize_ddr_dependent, analyze_ziv_subscript,
29904 analyze_siv_subscript_cst_affine,
29905 compute_overlap_steps_for_affine_univar,
29906 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29907 analyze_siv_subscript, analyze_miv_subscript,
29908 analyze_overlapping_iterations, subscript_dependence_tester_1,
29909 compute_self_dependence, free_dependence_relation): Work
29910 with affine_fn instead of chrecs.
29911 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29912 common_affine_function, affine_function_base,
29913 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29914 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29915 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29916 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29917 (all_chrecs_equal_p): Removed.
29918 * tree-data-ref.h (affine_fn, conflict_function): New types.
29919 (struct subscript): Change type of conflicting_iterations_in_a
29920 and conflicting_iterations_in_b.
29922 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29925 * config/pa/pa.h (TARGET_HPUX_11): New.
29926 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29927 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29929 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29930 Richard Guenther <rguenther@suse.de>
29932 * tree-ssa-structalias.c (solve_graph): Handle case
29933 we merged the variable to another.
29935 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29937 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29940 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29941 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29943 2007-01-25 DJ Delorie <dj@redhat.com>
29945 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29946 allow changes to modes which don't fit in those registers.
29948 * reload1.c (choose_reload_regs): Check for invalid subregs before
29949 computing their locations, not after.
29951 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29954 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29955 save Altivec registers in an eh_return function.
29956 (compute_vrsave_mask): Likewise.
29957 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29958 for saving Altivec registers.
29959 (rs6000_emit_prologue): Don't allocate stack twice in
29960 eh_return function. Correct expected value of altivec_save_offset
29961 when using save_world. Describe save of R0 to stack when using
29962 save_world. Describe stack pointer adjustment when using
29963 save_world. Remove duplicated eh_return parameter register saving.
29964 Update sp_offset variable after save_world.
29965 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29967 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29968 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29971 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29973 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29975 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29978 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29979 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29981 2007-01-25 Richard Guenther <rguenther@suse.de>
29983 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29984 * common.opt (-Wcoverage-mismatch): New warning option.
29985 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29986 if -Wcoverage-mismatch is given.
29988 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29990 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29991 (ipcp_driver): Change to static definition.
29992 Add dumping of the ifunctions.
29993 (constant_val_insert): Remove unused parameter. Support for SSA.
29994 (ipcp_propagate_const): Support for SSA.
29995 (ipcp_profile_bb_print): Print only analyzed nodes.
29996 (ipcp_replace_map_create): Remove support for Fortran constant
29998 * ipa-prop.c (ipa_method_modify_stmt,
29999 ipa_callsite_compute_param): Support for SSA.
30000 * ipa-prop.h (ipcp_driver): Remove declaration.
30001 (IS_VALID_TREE_MAP_INDEX): Add define.
30003 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30005 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30007 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30009 PR middle-end/30447
30010 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30011 constant argument to cabs and do it without checking for
30012 -funsafe-math-optimizations.
30014 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30016 * c-common.h (RID_FIRST_CXX0X): New.
30017 (RID_LAST_CXX0X): New.
30018 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30020 * c.opt (Wc++0x-compat): New.
30021 * doc/invoke.texi (-Wc++0x-compat): Document.
30023 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30025 * builtins.c (fold_builtin_carg): New.
30026 (fold_builtin_1): Use it.
30028 2007-01-24 Jan Hubicka <jh@suse.cz>
30030 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30032 * ipa-inline.c (initial_insns, max_insns): Delete.
30033 (compute_max_insns): New function.
30034 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30035 amount of insns as base for code growth.
30036 (cgraph_decide_inlining): Make initial_insns local; do not compute
30038 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30039 * doc/invoke.texi (inline-unit-growth): Update docs.
30041 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30043 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30044 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30045 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30046 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30047 for CPUs that have PTA_CX16 set.
30049 PR middle-end/27416
30050 * gimplify.c (omp_check_private): New function.
30051 (gimplify_scan_omp_clauses): Use it for
30052 firstprivate/lastprivate/reduction.
30054 PR middle-end/30494
30055 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30056 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30058 PR middle-end/30421
30059 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30060 If lower_lastprivate_clauses emits some statements, append them
30061 to dlist rather than body_p and to body_p append an initializer.
30062 (lower_omp_for): Adjust caller.
30064 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30066 * target.h (globalize_decl_name): New.
30067 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30068 * output.h (default_globalize_decl_name): New.
30069 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30071 (globalize_decl): Ditto.
30072 (default_globalize_decl_name): New.
30073 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30074 (ia64_handle_version_id_attribute): New.
30075 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30076 (ia64_asm_output_external): Use globalize_decl_name instead
30077 of globalize_label.
30078 * doc/extend.texi (version_id): New pragma.
30079 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30081 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30083 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30084 _uleb128_t and _Unwind_SWord with _sleb128_t.
30085 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30086 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30088 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30089 * unwind-pe.h (read_uleb128, read_sleb128,
30090 read_encoded_value_with_base): Likewise.
30091 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30093 2007-01-24 Richard Guenther <rguenther@suse.de>
30095 * builtins.c (expand_builtin_cexpi): Get the fndecl
30096 for cexp in the correct way.
30098 2007-01-24 Jan Hubicka <jh@suse.cz>
30100 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30103 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30105 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30106 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30107 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30108 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30109 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30110 __SIZEOF_PTRDIFF_T__.
30111 * doc/cpp.texi: Documentation for the new builtin macros added.
30113 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30115 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30116 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30117 instead of operands[2] to avoid access past the end of array.
30119 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30121 * reload1.c (emit_reload_insns): Pass the reload register
30122 for a non-spill output reload through forget_old_reloads_1.
30124 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30126 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30127 _SOFT_DOUBLE if doubles use software floating-point.
30128 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30129 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30130 * config/rs6000/darwin-ldouble.c: Also compile functions for
30131 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30132 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30133 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30134 commented-out long double override.
30135 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30136 * config/rs6000/eabispe.h: Likewise.
30137 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30138 long double for non-SPE.
30139 (rs6000_handle_option): Likewise.
30140 (invalid_e500_subreg): Disallow more subregs involding DImode,
30141 DFmode, TImode or TFmode.
30142 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30144 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30146 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30147 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30149 (rs6000_legitimate_address): Also check for TFmode for E500
30151 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30152 (spe_build_register_parallel): Handle TFmode and TCmode.
30153 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30155 (function_arg): Handle TFmode and TCmode for E500 double.
30156 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30158 (print_operand): Handle TFmode and TImode for %y.
30159 (rs6000_generate_compare): Handle TFmode comparisons for E500
30161 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30162 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30163 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30164 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30165 TFmode for E500 double.
30166 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30167 (floatsidf2): Enable for E500 double.
30168 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30169 (extenddftf2): Change to extenddftf2_fprs.
30170 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30171 depending on TARGET_E500_DOUBLE.
30172 (extendsftf2): Enable for E500 double.
30173 (trunctfdf2): Enable for E500 double.
30174 (trunctfsf2): Change to trunctfsf2_fprs.
30175 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30176 depending on TARGET_E500_DOUBLE.
30177 (floatsitf2): Enable for E500 double.
30178 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30179 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30180 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30181 (negtf2): Change to negtf2_internal.
30182 (negtf2): New expander.
30183 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30184 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30185 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30186 (movdi_internal32): Use rs6000_nonimmediate_operand.
30187 (unnamed splitter): Likewise.
30188 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30189 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30190 (SPE64TF, DITI): New mode macros.
30191 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30194 (frob_<mode>_di_2): New.
30195 (frob_tf_di_8_2): New.
30196 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30198 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30200 (frob_ti_<mode>_8_2): New.
30201 (frob_ti_tf_2): New.
30202 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30203 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30205 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30206 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30207 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30208 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30209 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30210 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30213 2007-01-23 Ian Lance Taylor <iant@google.com>
30215 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30217 (OBJS-archive): Reformat, alphabetize.
30218 (OBJS): Change out_object_file to OBJS-md.
30220 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30222 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30223 JUMP_P and CALL_P predicates where applicable.
30224 * config/i386/i386.c: Ditto.
30225 * config/i386/i386.md: Ditto.
30226 * config/i386/mmx.md: Ditto.
30227 * config/i386/predicates.md: Ditto.
30229 2007-01-22 Andreas Schwab <schwab@suse.de>
30231 * config/m68k/m68k.h: Fix comment.
30233 2007-01-22 Jan Hubicka <jh@suse.cz>
30235 * passes.c (init_optimization_passes): Do not rerun
30236 pass_early_warn_uninitialized.
30238 2007-01-22 Richard Guenther <rguenther@suse.de>
30240 PR tree-optimization/30038
30241 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30243 (execute_cse_sincos_1): Likewise.
30244 (execute_cse_sincos): Likewise.
30245 (gate_cse_sincos): Likewise.
30246 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30247 the cexpi() canonicalization of sincos().
30248 * tree-pass.h (pass_cse_sincos): Declare.
30249 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30251 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30253 PR rtl-optimization/29329
30254 * combine.c (replaced_rhs_insn): Rename to i2mod.
30255 (replaced_rhs_value): Rename to i2mod_new_rhs.
30256 (i2mod_old_rhs): New global variable.
30257 (combine_instructions): Adjust for above change. Save a copy of
30258 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30259 note are substituted in the second instruction.
30260 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30261 ditch the note if it pertains to the second eliminated register
30262 and this register is mentioned in i2mod_old_rhs.
30265 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30267 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30268 the insn to which the note was originally attached.
30270 2007-01-21 Jan Hubicka <jh@suse.cz>
30272 * ipa-inline.c (inlining_mode): Comment, move up.
30273 (cgraph_decide_inlining_incrementally): Do not perform inlining
30274 itself; fix handling of flattening of self recursive functions.
30275 (cgraph_find_cycles): Remove.
30276 (cgraph_flatten_node): Remove.
30277 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30278 (try_inline): New function.
30279 (cgraph_early_inlining): Update call of
30280 cgraph_decide_inlining_incrementally. Apply inlining here.
30281 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30283 2007-01-21 Dirk Mueller <dmueller@suse.de>
30286 * tree-vrp.c (check_array_bounds): do not warn
30287 about ADDR_EXPR's of ARRAY_REF's which are immediately
30288 used in binary expressions.
30290 2007-01-21 Ira Rosen <irar@il.ibm.com>
30292 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30293 read_write_dep and macros for its access.
30294 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30295 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30296 argument, call vect_check_interleaving for every independent pair of
30297 data-refs. Mark loads that access the same memory location as a store
30299 (vect_check_dependences): Remove.
30300 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30301 call, fix the call to vect_analyze_data_ref_dependence.
30302 (vect_analyze_data_ref_access): For statements that access the same
30303 data-ref, check that they are not stores; for loads, check that there
30304 is no store that access the same location.
30306 2007-01-20 Roger Sayle <roger@eyesopen.com>
30307 Joseph Myers <joseph@codesourcery.com>
30309 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30310 (-fdump-rtl-stack): Likewise.
30311 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30312 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30313 (-mpt-fixed): Use @minus{} for minus sign.
30314 (Using Precompiled Headers): Fix under/overfull hbox.
30316 2007-01-20 Jan Hubicka <jh@suse.cz>
30318 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30319 place within annotation.
30321 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30323 * pa.c (output_move_double): Change array size of xoperands to 4.
30325 2007-01-20 Jan Hubicka <jh@suse.cz>
30327 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30330 2007-01-19 Ian Lance Taylor <iant@google.com>
30332 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30333 constant to unsigned HOST_WIDE_INT before negating.
30335 2007-01-19 Ian Lance Taylor <iant@google.com>
30337 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30339 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30340 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30341 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30342 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30343 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30344 (realloc_vdef, realloc_vuse): Change second parameter to
30346 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30347 fields to unsigned.
30348 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30349 unsigned. Change x and lim locals to unsigned.
30350 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30352 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30353 (copy_virtual_operands): Change i and n locals to unsigned.
30355 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30357 PR middle-end/29335
30358 * builtins.c (fold_builtin_1): Handle builtin fdim.
30360 2007-01-20 Jan Hubicka <jh@suse.cz>
30362 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30363 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30364 init_alias_heapvars.
30365 (init_alias_heapvars): Initialize only when not already initialized.
30366 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30368 2007-01-19 Roger Sayle <roger@eyesopen.com>
30370 * common.opt (fsigned-zeros): New command line option.
30371 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30372 of flag_unsafe_math_optimizations.
30373 * opts.c (set_fast_math_flags): The -ffast-math command line option
30374 implies -fno-signed-zeros.
30375 (fast_math_flags_set_p): Likewise.
30377 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30378 the documentation of -ffast-math appropriately. Wrap long lines.
30380 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30382 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30383 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30385 2007-01-19 Tomas Bily <tbily@suse.cz>
30387 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30389 (tree_init_ic_make_global_vars): New function
30390 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30391 (tree_gen_ic_profiler): New function
30392 (tree_gen_ic_func_profiler): New function
30393 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30394 (tree_profile_hooks): Added hook for indirec/virtual calls
30395 * value-prof.c (tree_find_values_to_profile): New case for
30397 (tree_values_to_profile): Call for determining indirect/virtual
30399 (tree_indirect_call_to_profile): New function
30400 (tree_ic_transform): New function
30401 (tree_ic): New function
30402 (find_func_by_pid): New function
30403 (init_pid_map): New function
30404 (tree_value_profile_transformations): Added check for
30405 indirect/virtual call transformation
30406 * value-prof.h (enum hist_type): New counter type for
30407 indirect/virtual calls
30408 (profile_hooks): Added new hook for profiling indirect/virtual
30410 * profile.c (instrument_values): New case for indirect/virtual
30412 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30413 (GCOV_COUNTER_V_INDIR): New counter type
30414 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30415 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30417 * cgraph.c: Definition of cgraph_max_pid
30418 (cgraph_create_node): Default init of pid attribute
30419 * cgraph.h: Declaration of cgraph_max_pid
30420 (struct cgraph_node): Added pid attribute
30421 * libgcov.c (__gcov_indirect_call_profiler): New function
30422 (__gcov_one_value_profiler_body): New function
30423 (__gcov_one_value_profiler): Body was moved to
30424 __gcov_one_value_profiler_body and calls it
30426 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30428 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30429 * gengtype.c (write_types_data, write_func_for_structure,
30430 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30431 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30432 (walk_type, write_func_for_structure): Generate the mark_hook if
30435 2007-01-19 Jan Hubicka <jh@suse.cz>
30437 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30438 'early' argument take inlining mode argument specifying whether to
30439 inline for size/speeed or all functions; add support for flattening;
30441 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30443 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30446 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30447 the name of the declared identifier.
30449 2007-01-19 Dirk Mueller <dmueller@suse.de>
30451 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30452 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30453 duplicate evaluation.
30455 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30457 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30458 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30459 to XFMode, use acosxf2 and truncate result to requested mode.
30460 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30461 (asin<mode>2): Similarly, with asin expanders.
30462 (*fscalexf4_i387): Rename from *fscalexf4.
30463 (expNcorexf3): New expander.
30464 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30465 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30466 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30467 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30468 patterns for SSE math.
30469 (exp10<mode>2): Similarly, with exp10 expanders.
30470 (exp2<mode>2): Similarly, with exp2 expanders.
30471 (expm1<mode>2): Similarly, with expm1 expanders.
30472 (ldexp<mode>3): Similarly, with ldexp expanders.
30473 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30474 Use gen_truncxf<mode>2_i387_noop to truncate result.
30476 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30478 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30479 for ColdFire targets.
30481 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30482 Richard Sandiford <richard@codesourcery.com>
30484 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30485 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30486 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30487 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30488 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30489 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30491 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30493 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30494 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30495 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30496 (*adddi_dilshr32_cf): New pattern.
30497 (adddi3, subdi3): Remove first alternatives.
30499 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30501 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30502 implemented using move.l, do not use its cc result for floating-point
30505 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30507 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30508 from accepting 's' constraints if flag_pic.
30510 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30512 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30513 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30514 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30515 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30517 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30519 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30520 ColdFire alternatives.
30521 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30522 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30523 architectures that support ff1 instruction.
30525 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30526 Julian Brown <julian@codesourcery.com>
30528 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30529 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30530 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30533 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30535 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30537 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30538 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30539 HOST_WIDE_INT instead of an rtx.
30540 (m68k_rtx_costs): Update call accordingly.
30541 (output_move_const_into_data_reg): Likewise. Fix formatting.
30542 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30544 (output_move_simode_const): Update calls after above changes.
30545 Rework to use automatic variables and predicates like MEM_P.
30546 * config/m68k/m68k.md (pushexthisi_const): Update call to
30549 2007-01-19 Dirk Mueller <dmueller@suse.de>
30551 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30552 in dump_flags test.
30554 2007-01-19 Richard Guenther <rguenther@suse.de>
30556 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30557 via cexp in case sincos is not available.
30559 2007-01-19 Richard Guenther <rguenther@suse.de>
30561 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30562 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30563 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30564 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30565 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30566 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30567 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30568 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30570 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30572 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30574 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30575 (atan2xf3): Directly generate RTL pattern.
30576 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30577 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30578 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30579 disable patterns for SSE math.
30580 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30581 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30582 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30583 disable patterns for SSE math.
30585 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30587 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30589 2007-01-18 Roger Sayle <roger@eyesopen.com>
30591 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30592 VIEW_CONVERT_EXPR to the same type as it's operand.
30594 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30596 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30597 configured for long double 128.
30599 2007-01-18 Mike Stump <mrs@apple.com>
30601 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30604 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30606 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30609 2007-01-18 Jan Hubicka <jh@suse.cz>
30611 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30612 greater than NUM_VOP_FREE_BUCKETS.
30614 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30616 * tree-ssa-structalias.c: Update comments.
30617 (ptabitmap_obstack): Removed.
30618 (pta_obstack): New.
30619 (oldpta_obstack): Ditto.
30620 (stats): Add a few members.
30621 (struct variable_info): Remove node, complex, address_taken, and
30622 indirect_target members. Add oldsolution member.
30623 (new_var_info): Do not initialize removed members.
30624 (constraint_expr_type): Remove INCLUDES.
30625 (constraint_graph): Add size, implicit_preds, rep,
30626 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30627 (FIRST_REF_NODE): New macro.
30628 (LAST_REF_NODE): Ditto.
30629 (FIRST_ADDR_NODE): Ditto.
30630 (find): New function.
30632 (dump_constraint): Do not handle INCLUDES.
30633 (insert_into_complex): Do not insert duplicate constraints.
30634 (condense_varmap_nodes): Renamed and rewritten into ...
30635 (merge_node_constraints): This. Also fix bug in handling of
30636 offseted copy constraints.
30637 (clear_edges_for_node): No longer need to deal with preds at all,
30638 or removing associated preds/succs.
30639 (merge_graph_nodes): Deal with indirect_cycles.
30640 Don't deal with predecessors.
30641 (add_implicit_graph_edge): New function.
30642 (add_pred_graph_edge): Ditto.
30643 (add_graph_edge): Don't deal with predecessors.
30644 (build_constraint_graph): Removed.
30645 (build_pred_graph): New function.
30646 (build_succ_graph): Ditto.
30647 (struct scc_info): Removed in_component. Added roots, dfs, and
30648 node_mapping. Remove visited_index, unification_queue.
30649 (scc_visit): Deal with union-find we do now.
30650 Deal with cycles with REF nodes.
30651 (collapse_nodes): Renamed and rewritten to ...
30652 (unify_nodes): This.
30653 (process_unification_queue): Removed.
30654 (topo_visit): Cleanup
30655 (do_da_constraint): Use find.
30656 (do_sd_constraint): Ditto.
30657 (do_ds_constraint): Ditto.
30658 (do_complex_constraint): Ditto.
30659 (init_scc_info): Update for removed and added members.
30660 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30661 (find_indirect_cycles): This.
30662 (equivalence_class): New variable.
30663 (label_visit): New function.
30664 (perform_variable_substitution): Rewritten.
30665 (free_var_substitution_info): New function.
30666 (find_equivalent_node): Ditto.
30667 (move_complex_constraints): Ditto.
30668 (eliminate_indirect_cycles): Ditto.
30669 (solve_graph): Only propagate changed bits.
30670 Use indirect cycle elimination.
30672 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30673 (tree_id_eq): Renamed to ...
30674 (tree_vi_eq): This. Update for member change
30675 (insert_id_for_tree): Renamed and rewritten to ...
30676 (insert_vi_for_tree): This.
30677 (lookup_id_for_tree): Renamed and rewritten to ...
30678 (lookup_vi_for_tree): This.
30679 (get_id_for_tree): Renamed and rewritten to ...
30680 (get_vi_for_tree): Ditto.
30681 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30682 (process_constraint): Don't handle INCLUDES.
30683 Remove special ADDRESSOF case.
30684 (find_func_aliases): Rewrite to use vi functions instead of id
30686 (create_function_info_for): Ditto.
30687 (create_variable_info_for): Ditto.
30688 (intra_create_variable_infos): Ditto.
30689 (merge_smts_into): Ditto.
30690 (find_what_p_points_to): Ditto.
30691 (init_base_vars): Ditto.
30692 (init_alias_vars): Ditto.
30693 (remove_preds_and_fake_succs): New function.
30694 (dump_sa_points_to_info): Dump new stats.
30695 (dump_solution_for_var): Use find.
30696 (set_used_smts): Fix formatting.
30697 (compute_points_to_sets): Updated for new functions.
30698 (ipa_pta_execute): Ditto.
30700 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30701 Richard Sandiford <richard@codesourcery.com>
30703 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30705 * calls.c (expand_call): If the return value is a PARALLEL,
30706 extract its first member.
30707 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30708 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30709 use FUNCTION_EXTRA_EPILOGUE.
30710 (m68k_function_value): Return a PARALLEL if the return value
30711 is of a pointer type.
30712 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30713 (FUNCTION_EXTRA_EPILOGUE): Remove.
30714 * config/m68k/m68k.md (D0_REG): New constant.
30716 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30718 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30719 output a NOP for empty epilogues.
30721 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30723 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30724 before function. Extend register save check to include all
30725 registers, not just integer ones.
30727 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30729 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30730 (m68k_use_return_insn): ...this.
30731 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30732 * config/m68k/m68k.c (use_return_insn): Rename to...
30733 (m68k_use_return_insn): ...this.
30734 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30735 of USE_RETURN_INSN.
30737 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30739 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30740 nearest even, fix denormal rounding overflow.
30742 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30744 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30745 f%$smove and f%$move.
30746 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30747 (extendsfdf2_cf): Use fdmove instead of f%&move.
30748 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30749 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30751 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30753 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30756 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30758 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30759 (coldfire_single_format): Declare.
30760 (coldfire_double_format): Likewise.
30761 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30762 of qnan_msb_set to determine the lower bits of a canonical
30764 (encode_ieee_double): Likewise.
30765 (encode_ieee_quad): Likewise.
30766 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30767 (mips_single_format): Likewise.
30768 (ieee_double_format): Likewise.
30769 (mips_double_format): Likewise.
30770 (ieee_extended_motorola_format): Likewise.
30771 (ieee_extended_intel_96_format): Likewise.
30772 (ieee_extended_intel_128_format): Likewise.
30773 (ieee_extended_intel_96_round_53_format): Likewise.
30774 (ibm_extended_format): Likewise.
30775 (mips_extended_format): Likewise.
30776 (ieee_quad_format): Likewise.
30777 (mips_quad_format): Likewise.
30778 (vax_f_format): Likewise.
30779 (vax_d_format): Likewise.
30780 (vax_g_format): Likewise.
30781 (i370_single_format): Likewise.
30782 (i370_double_format): Likewise.
30783 (decimal_single_format): Likewise.
30784 (decimal_double_format): Likewise.
30785 (decimal_quad_format): Likewise.
30786 (c4x_single_format): Likewise.
30787 (c4x_extended_format): Likewise.
30788 (real_internal_format): Likewise.
30789 (coldfire_single_format): New real_format.
30790 (coldfire_double_format): Likewise.
30791 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30792 canonical_nan_lsbs_set.
30793 (pdp11_d_format): Likewise.
30794 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30795 if TARGET_COLDFIRE_CPU.
30797 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30799 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30800 (output_call, m68k_legitimize_call_address): Declare.
30801 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30802 parenthesees. Add support for a 'W' constraint.
30803 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30804 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30805 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30806 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30808 (override_options): Initialize them. Do not set flag_no_function_cse
30809 for TARGET_ID_SHARED_LIBRARY.
30810 (m68k_output_pic_call): Delete.
30811 (m68k_legitimize_call_address): New function.
30812 (print_operand): Remove the %o prefix. Handle the %p prefix.
30813 (output_call): New function.
30814 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30815 target address from the GOT if symbolic jumps are not allowed.
30816 * config/m68k/m68k.md (call, general_operand): Do not set
30817 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30818 Merge separate flag_pic and !flag_pic define_insns into...
30819 (*call, *call_value): ...these new patterns. Match the address
30820 rather than the containing MEM and require it to be a call_operand.
30821 Use output_call to generate the asm template.
30822 * config/m68k/predicates.md (const_call_operand): New predicate.
30823 (call_operand): Likewise.
30825 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30827 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30828 (STACK_GROWS_DOWNWARD): Define to 1.
30829 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30830 comments, emphasizing that these values are only defaults.
30831 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30832 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30834 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30836 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30838 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30839 Richard Sandiford <richard@codesourcery.com>
30841 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30842 (FP_REGNO_P): New macros.
30843 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30844 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30845 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30846 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30848 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30850 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30851 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30853 * config/m68k/t-floatlib: New file, extracting common code from...
30854 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30855 * config/m68k/t-uclinux: Here.
30856 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30857 routines on ColdFire targets.
30859 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30861 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30862 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30863 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30864 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30865 explicitly set MOTOROLA to 1.
30866 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30868 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30869 Nathan Sidwell <nathan@codesourcery.com>
30871 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30872 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30873 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30874 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30875 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30876 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30877 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30878 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30879 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30880 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30881 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30882 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30883 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30884 (DBX_REGISTER_NUMBER): Delete.
30885 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30886 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30887 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30889 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30891 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30892 * config/flat.h: New file.
30893 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30894 OBJECT_FORMAT_FLAT.
30895 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30896 indirect references for -msep-data or -mid-shared-library.
30897 Do not use PC-relative code addresses either.
30898 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30900 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30901 for shared libraries and crt1.o for executables. Use crti.o and
30903 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30904 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30905 Do not add -elf2flt or -shared-lib-id options here.
30906 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30907 Pass -shared-lib-id if -mid-shared-library, taking the library
30908 identifier from -mshared-library-id if given, otherwise
30910 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30911 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30912 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30913 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30914 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30915 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30917 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30918 jump sequence for ISA A and ISA A+.
30919 (PICJUMP): Likewise.
30921 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30923 * config.gcc (m68k-*-uclinux*): Base the port on the common
30924 and m68k GNU/Linux files rather than on the generic ELF ones.
30925 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30926 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30928 2007-01-18 Julian Brown <julian@codesourcery.com>
30929 Richard Sandiford <richard@codesourcery.com>
30931 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30932 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30933 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30935 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30936 80 unconditionally.
30937 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30939 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30941 * doc/install.texi: Document m68k-uclinuxoldabi.
30942 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30943 * config/m68k/uclinux-oldabi.h: New file, copied from
30944 config/m68k/uclinux.h.
30946 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30948 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30949 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30950 (m32r_compute_frame_size): Use unsigned for regno.
30951 (m32r_reload_lr): Use gen_frame_mem.
30953 (m32r_output_function_epilogue): Don't output the function epilogue
30955 (m32r_expand_epilogue): New.
30956 (direct_return): Return false if the function has the interrupt
30958 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30959 * config/m32r/m32r.md (epilogue): New expander.
30960 (return_lr, return_rte): New insns.
30961 (return): Make it expander.
30962 (return_normal): New expander.
30964 2007-01-18 Josh Conner <jconner@apple.com>
30967 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30968 support for UNLE, UNLT, UNGE, and UNGT.
30970 2007-01-18 Jan Hubicka <jh@suse.cz>
30972 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30973 * tree-tailcall (add_virtual_phis): Likewise.
30974 (optimize_tail_call): Return TODOs.
30975 (execute_tail_calls): Return TODOs.
30976 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30977 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30979 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30980 Cleanup cfg using TODO.
30981 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30982 * passes.c (execute_function_todo): When cleanup did something, remove
30984 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30985 (make_edges): Don't cleanup_cfg.
30987 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30989 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30990 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30991 operate on the top of stack.
30992 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30993 register handling of instructions that output to the second
30995 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30996 (move_for_stack_reg): Special-case check for dead destination
30997 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30999 * config/i386/i386.md (UNSPEC_TAN): New constant.
31000 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31001 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31002 to correctly model move of constant 1.0 to top stack slot.
31003 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31004 (unnamed peephole2 pattern): Remove corresponding peephole2
31005 pattern that optimizes tan insn and loading of constant 1.0.
31006 (tanxf2): Use fptanxf4_i387.
31007 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31008 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31009 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31010 disable patterns for SSE math.
31011 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31012 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31014 2007-01-18 Dirk Mueller <dmueller@suse.de>
31015 Richard Guenther <rguenther@suse.de>
31018 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31019 * common.opt (Warray-bounds): Add new warning option.
31020 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31022 * Makefile.in: make tree-vrp.o depend on toplev.h
31023 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31025 (check_array_refs, check_array_bounds, check_array_ref): New.
31027 2007-01-18 Jan Hubicka <jh@suse.cz>
31029 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31030 (execute_ssa_ccp): Return flags conditionally.
31031 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31033 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31035 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31037 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31038 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31040 * Makefile.c (GTFILES): Add cfglayout.h.
31041 * gengtype.c (open_base_files): Likewise.
31042 * cfglayout.c (cfg_layout_function_footer,
31043 cfg_layout_function_header) Reindent to make gengtype happy.
31044 * cfglayout.h (cfg_layout_function_footer,
31045 cfg_layout_function_header): Add GTY(()) marker.
31047 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31049 2007-01-18 Ben Elliston <bje@au.ibm.com>
31051 * genautomata.c (write_automata): Include xstrerror output in the
31052 error message if writing the DFA description file fails.
31054 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31056 * config/mips/mips-protos.h (mips_output_external): Make it
31058 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31059 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31060 (extern_list): Likewise.
31061 (extern_head): Likewise.
31062 (TARGET_ASM_FILE_END): Likewise.
31063 (mips_file_end): Likewise.
31064 (mips_output_external): Rewritten.
31066 2007-01-18 Ben Elliston <bje@au.ibm.com>
31068 * genpreds.c (write_insn_preds_c): Only write out the function
31069 body for regclass_for_constraint if we have register constraints.
31071 2007-01-17 Tom Tromey <tromey@redhat.com>
31073 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31074 * doc/install.texi (Testing): Use sourceware.org.
31075 (Binaries): Likewise.
31076 (Specific): Likewise.
31077 * doc/contrib.texi (Contributors): Use sourceware.org.
31079 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31081 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31082 (AVR_ENHANCED): Rename to ...
31083 (AVR_HAVE_MUL): ... new.
31084 (avr_enhanced_p): Rename to ...
31085 (avr_have_mul_p): ... new.
31086 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31087 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31088 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31089 (avr_have_mul_p): ... new.
31090 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31091 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31092 'avr_enhanced_p' and 'enhanced'.
31093 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31094 AVR_HAVE_MUL instead of AVR_ENHANCED.
31095 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31096 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31097 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31098 instead of AVR_ENHANCED.
31099 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31100 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31101 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31103 2007-01-17 Ian Lance Taylor <iant@google.com>
31105 * vec.h (VEC_reserve_exact): Define.
31106 (vec_gc_p_reserve_exact): Declare.
31107 (vec_gc_o_reserve_exact): Declare.
31108 (vec_heap_p_reserve_exact): Declare.
31109 (vec_heap_o_reserve_exact): Declare.
31110 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31112 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31113 negative parameter.
31114 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31115 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31116 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31117 * vec.c (calculate_allocation): Add exact parameter. Change all
31119 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31120 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31121 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31122 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31123 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31124 (vec_heap_p_reserve_exact): New function.
31125 (vec_heap_o_reserve_exact): New function.
31127 2007-01-17 Jan Hubicka <jh@suse.cz>
31129 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31131 2007-01-17 Eric Christopher <echristo@apple.com>
31133 * config.gcc: Support core2 processor.
31135 2007-01-16 Jan Hubicka <jh@suse.cz>
31137 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31138 the names, just unlink the chain so we don't crash on dangling
31142 2007-01-16 Jan Hubicka <jh@suse.cz>
31144 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31145 * tree-pass.h: Reorder to make IPA passes appear toegher.
31146 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31148 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31149 parameters, do not call early inliner.
31150 * ipa-inline.c: Update comments. Include tree-flow.h
31151 (cgraph_decide_inlining): Do not compute inlining parameters.
31152 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31153 be called with function context set up.
31154 (pass_ipa_inline): Remove unreachable functions before pass.
31155 (cgraph_early_inlining): Simplify assuming to be called from the
31157 (pass_early_inline): New pass.
31158 (cgraph_gate_ipa_early_inlining): New gate.
31159 (pass_ipa_early_inline): Turn into simple wrapper.
31160 (compute_inline_parameters): New function.
31161 (gate_inline_passes): New gate.
31162 (pass_inline_parameters): New pass.
31163 (apply_inline): Move here from tree-optimize.c
31164 (pass_apply_inline): New pass.
31165 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31167 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31168 doing them by hand.
31169 (tree_function_versioning): Do not allocate dummy struct function.
31170 * tree-inline.h (optimize_inline_calls): Update prototype.
31171 * tree-optimize.c (execute_fixup_cfg): Export.
31172 (pass_fixup_cfg): Remove
31173 (tree_rest_of_compilation): Do not apply inlines.
31174 * tree-flow.h (execute_fixup_cfg): Declare.
31175 * Makefile.in (gt-passes.c): New.
31176 * passes.c: Include gt-passes.h
31177 (init_optimization_passes): New passes.
31178 (nnodes, order): New static vars.
31179 (do_per_function_toporder): New function.
31180 (execute_one_pass): Dump current pass here.
31181 (execute_ipa_pass_list): Don't dump current pass here.
31183 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31185 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31186 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31188 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31190 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31191 (strong_alias): Define.
31192 (__gcc_qmul): Provide non-FMA for soft-float.
31193 (__gcc_qdiv): Same.
31198 (__gcc_qunord): New.
31208 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31209 soft-float functions.
31210 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31211 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31212 about long double soft float.
31214 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31215 Tehila Meyzels <tehila@il.ibm.com>
31217 * tree-vectorizer.h (is_pattern_stmt_p): New.
31218 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31219 formatting (tabs instead of spaces). Cleanup and clarify setting
31220 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31221 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31222 (vectorizable_type_demotion): Check that types are integral.
31223 (vectorizable_type_promotion): Likewise.
31224 (vectorizable_store): Fix typo. Eliminate new-line at end of
31227 2007-01-16 Jan Hubicka <jh@suse.cz>
31229 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31232 2007-01-15 Eric Christopher <echristo@apple.com>
31234 * ifcvt.c: Include vec.h, vecprim.h.
31235 (check_cond_move_block): New argument regs.
31236 Reorganize. Add registers used to regs.
31237 (cond_move_process_if_block): Use regs set above as
31240 2007-01-15 Eric Christopher <echristo@apple.com>
31242 * config/darwin.h: Update copyright.
31243 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31244 (LINK_COMMAND_SPEC): Add -u.
31245 (LINK_SPEC): Fix umbrella for above.
31247 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31249 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31252 2007-01-15 Tom Tromey <tromey@redhat.com>
31254 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31255 * doc/install.texi (Testing): Don't mention jacks.
31256 (Configuration): Document --enable-java-maintainer-mode. Move
31257 --with-java-home to libgcj-specific section. Document
31259 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31261 2007-01-15 Jan Hubicka <jh@suse.cz>
31263 * tree-ssa-dce.c (DCE_TODOs): New.
31264 (propagate_necessity): Return if something changed.
31265 (eliminate_unnecessary_stmts): Likewise.
31266 (perform_tree_ssa_dce): Return TODO flags when needed.
31267 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31269 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31271 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31272 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31273 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31274 patterns using X87MODEF12 mode macro. Extend operand 1
31275 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31276 (log10<mode>2): Ditto.
31277 (log2<mode>2): Ditto.
31278 (log1p<mode>2): Ditto.
31279 (logb<mode>2): Ditto.
31280 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31281 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31282 (*fxtractxf3_i387): Rename from *fxtractxf3.
31283 (fxtract_extend<mode>xf3_i387): New insn pattern.
31284 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31285 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31286 and gen_fyl2xxf3_i387().
31288 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31290 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31291 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31292 get_loop_exit_edges. Changed return type to bool.
31293 * cfgloop.h (fix_loop_placement): Declaration removed.
31295 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31297 * param.h (MIN_VECT_LOOP_BOUND): New.
31298 * params.def (MIN_VECT_LOOP_BOUND): New.
31299 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31300 argument - minimum threshold for number of iterations.
31301 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31302 argument to declaration.
31303 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31304 MIN_VECT_LOOP_BOUND.
31305 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31306 slpeel_tree_peel_loop_to_edge with additional argument.
31307 (vect_do_peeling_for_alignment): Likewise.
31308 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31310 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31313 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31314 operands of size 1.
31316 2007-01-14 Jan Hubicka <jh@suse.cz>
31318 * tree-dfa.c (remove_referenced_var): New function.
31319 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31320 prune referenced vars list too.
31321 * tree-flow.h (remove_referenced_var): Declare.
31323 2007-01-14 Jan Hubicka <jh@suse.cz>
31325 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31327 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31328 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31329 * except.h (verify_eh_throw_table_statements): Kill prototype.
31330 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31331 into call exrepssions.
31332 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31334 * tree-cfg.c: Include pointer-set.h.
31335 (verify_node_sharing): Work on pointer set.
31336 (verify_eh_throw_stmt_node): New.
31337 (verify_stmts): Use pointers sets, verify throw_stmt.
31339 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31341 * ipa-reference.c (analyze_function): Consider also addresses taken
31344 2007-01-12 Roger Sayle <roger@eyesopen.com>
31346 * c-typeck.c (null_pointer_constant_p): Replace use of
31347 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31348 (build_c_cast): Likewise.
31350 2007-01-12 Roger Sayle <roger@eyesopen.com>
31352 * tree.h (force_fit_type_double): Remove unused final argument.
31353 * c-common.c (constant_expression_warning): Replace use of
31354 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31355 (convert_and_check): Likewise.
31356 (shorten_compare): Update call to force_fit_type_double.
31357 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31358 * convert.c (convert_to_pointer): Update call to
31359 force_fit_type_double.
31360 * fold-const.c (force_fit_type_double): Remove overflowed_const
31362 (int_const_binop, fold_convert_const_int_from_int,
31363 fold_convert_const_int_from_real, fold_div_compare,
31364 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31365 fold_abs_const, fold_not_const): Remove the final argument from
31366 calls to force_fit_type_double.
31368 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31370 * configure.ac: Set insn to "nop" for spu-*-* also.
31371 * configure: Regenerate.
31373 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31375 * builtins.def : Add BUILT_IN_FREE.
31377 2007-01-12 Jan Hubicka <jh@suse.cz>
31379 PR tree-optimization/30443
31380 * tree-inline.c (tree_function_versioning): Do not optimize when
31381 cloning for inlining.
31383 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31385 * doc/loop.texi: Document recording of loop exits.
31386 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31387 (update_single_exits_after_duplication,
31388 update_single_exit_for_duplicated_loop,
31389 update_single_exit_for_duplicated_loops): Removed.
31390 (duplicate_loop_to_header_edge): Do not call
31391 update_single_exits_after_duplication and
31392 update_single_exit_for_duplicated_loops.
31393 (loop_version): Do not update single_exit information.
31394 (fix_loop_structure): Use record_loop_exits instead of
31395 mark_single_exit_loops.
31396 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31397 the lists of loop exits.
31398 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31399 split_edge, merge_blocks): Update the lists of loop exits.
31400 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31401 loop_optimizer_init.
31402 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31403 of mark_single_exit_loops.
31404 (loop_optimizer_finalize): Call release_recorded_exits.
31405 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31406 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31407 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31408 update single exit information.
31409 * lambda-code.c (perfect_nestify): Ditto.
31410 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31411 (mark_single_exit_loops): Removed.
31412 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31413 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31414 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31416 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31417 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31418 (verify_loop_structure): Verify consistency of the exit lists.
31419 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31420 (set_single_exit): Removed.
31421 * cfgloop.h (struct loop_exit): New function.
31422 (struct loop): single_exit_ field replaced by exits field.
31423 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31424 LOOPS_HAVE_RECORDED_EXITS.
31425 (struct loops): Added exits hash.
31426 (mark_single_exit_loops, set_single_exit): Declaration removed.
31427 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31429 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31431 * doc/invoke.texi: Avoid use of @headitem.
31433 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31435 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31437 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31439 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31442 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31443 Richard Sandiford <richard@codesourcery.com>
31445 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31446 * config/m68k/m68k.opt: Resort options.
31447 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31449 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31450 Richard Sandiford <richard@codesourcery.com>
31452 * doc/invoke.texi: Document the macros that are defined by
31453 m68k's -mtune and -mhard-float options.
31454 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31455 (m68k_cpp_cpu_family): Likewise.
31456 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31457 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31458 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31459 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31460 (m68k_cpp_cpu_family): Likewise.
31462 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31464 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31465 macros besides mc68000 as tuning macros. Use a switch statement
31466 to set them and mcpu32.
31468 2007-01-12 Julian Brown <julian@codesourcery.com>
31470 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31471 (TARGET_68040_ONLY): Rename to...
31472 (TARGET_68040): ...this.
31473 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31474 * config/m68k/m68k.md: Likewise.
31476 2007-01-12 Julian Brown <julian@codesourcery.com>
31477 Nathan Sidwell <nathan@codesourcery.com>
31478 Richard Sandiford <richard@codesourcery.com>
31480 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31481 the -mcpu= argument associated with the --with-cpu setting.
31482 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31483 if different from the one implied by the -mcpu setting.
31484 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31485 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31486 * doc/invoke.texi: Mention ColdFire in the introduction to the
31487 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31488 -mno-div and -mhard-float options. Make -m68881 a synonym for
31489 -mhard-float. Document the previously-undocumented -m5206e,
31490 -m528x, -m5307 and -m5407 options. Tweak the existing option
31491 documentation for consistency.
31492 * doc/install.texi: Mention new --with-cpu arguments.
31493 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31494 default CPU if neither -mcpu nor -march are specified.
31495 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31496 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31497 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31498 using m68k_tune to decide between families that implement the
31499 same ISA. Use m68k_tune to set __mcfv4e__.
31500 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31501 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31502 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31503 (FL_ISA_C, FL_ISA_MMU): New macros.
31504 (MASK_COLDFIRE): Delete.
31505 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31506 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31507 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31508 (TARGET_HARD_FLOAT): Do not define here.
31509 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31510 (TUNE_68000): New macro.
31511 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31512 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31513 (TUNE_CFV2): Redefine in terms of m68k_tune.
31514 (uarch_type, target_device, fpu_type): New enums.
31515 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31516 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31517 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31518 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31519 (FL_FOR_isa_c): New macros.
31520 (m68k_isa): New enum.
31521 (m68k_target_selection): New structure.
31522 (all_devices, all_isas, all_microarchs): New tables.
31523 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31524 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31525 (MASK_ALL_CPU_BITS): Delete.
31526 (m68k_find_selection): New function.
31527 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31528 Map the legacy target options to a combination of the new ones.
31529 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31530 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31531 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31533 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31534 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31536 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31537 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31538 * config/m68k/m68k-devices.def: New file.
31540 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31541 Nathan Sidwell <nathan@codesourcery.com>
31543 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31544 (SUBTARGET_EXTRA_SPECS): New macros.
31545 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31546 use %(asm_cpu_spec) instead.
31547 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31548 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31549 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31550 (EXTRA_SPECS): Rename to...
31551 (SUBTARGET_EXTRA_SPECS): ...this.
31553 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31554 Richard Sandiford <richard@codesourcery.com>
31555 Julian Brown <julian@codesourcery.com>
31557 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31558 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31559 to the configuration's default CPU.
31560 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31561 Remove default masks.
31562 (m680[012]0-*-*): Set the default with_cpu to the first part of
31564 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31565 (m68k*-*-linux): Extend the --with-cpu handling to...
31566 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31567 and m68010. Don't set target_cpu_default2.
31568 * doc/install.texi: Document --with-cpu for m68k.
31569 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31570 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31571 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31572 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31573 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31574 (ASM_SPEC): Remove use of %(asm_cpu_default).
31575 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31576 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31577 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31578 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31579 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31580 (TARGET_DEFAULT): Delete.
31581 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31582 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31583 (CPP_CPU_SPEC): Delete.
31584 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31585 the appropriate string.
31586 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31587 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31588 (ASM_SPEC): Don't use %(asm_default_spec).
31589 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31590 TARGET_DEFAULT and add MASK_68881.
31591 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31593 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31595 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31596 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31597 MASK_68010 alongside MASK_68020.
31598 * doc/invoke.texi: Document -m68010.
31599 * config/m68k/m68k.opt (m68010): New.
31600 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31602 (TUNE_68010): New macro.
31603 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31604 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31605 (M68K_CPU_m68332): Add MASK_68010.
31606 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31607 fallback definition.
31608 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31610 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31611 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31612 to all entries that use MASK_68020.
31613 (output_move_simode_const, output_move_himode, output_move_qimode)
31614 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31615 instead of TARGET_68020 to select clr behavior. Remove comment
31616 about there being no TARGET_68010.
31617 * config/m68k/m68k.md: Likewise throughout.
31619 2007-01-12 Julian Brown <julian@codesourcery.com>
31621 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31622 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31623 * config/m68k/m68k.md: Likewise.
31625 2007-01-12 Julian Brown <julian@codesourcery.com>
31627 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31628 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31630 2007-01-12 Julian Brown <julian@codesourcery.com>
31632 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31633 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31634 * config/m68k/m68k.md: Likewise.
31636 2007-01-12 Julian Brown <julian@codesourcery.com>
31637 Richard Sandiford <richard@codesourcery.com>
31639 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31640 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31641 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31643 (TARGET_CPU32): Rename to...
31644 (TUNE_CPU32): ...this.
31645 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31646 (TUNE_CFV2): New macros.
31647 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31648 remove conditions that are implied by TARGET_68020.
31649 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31650 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31651 (m68k_output_function_epilogue): Likewise.
31652 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31653 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31654 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31655 non-68000 timings. Refactor multiplication and division costs.
31656 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31657 TUNE_CPU32 instead of TARGET_CPU32.
31658 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31659 and TUNE_68060 instead of TARGET_68060.
31660 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31661 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31663 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31664 && !TARGET_COLDFIRE" to choose between moveq and clr.
31665 Likewise in the unnamed movsf pattern.
31666 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31667 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31670 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31672 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31673 of tabbing before backslashes.
31675 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31677 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31678 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31679 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31681 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31683 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31684 find_interesting_uses_cond.
31685 (find_interesting_uses_cond): Use extract_cond_operands.
31686 (rewrite_use_compare): Use extract_cond_operands and
31687 force_gimple_operand_bsi. Do not call update_stmt.
31688 (determine_use_iv_cost_condition): Use extract_cond_operands.
31689 Return cheaper of using original bound and changing the exit bound.
31691 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31693 PR tree-optimization/29516
31694 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31695 most_expensive_mult_to_index, addr_to_parts,
31696 create_mem_ref, maybe_fold_tmr): Make the type of
31697 fields of TARGET_MEM_REF sizetype.
31698 (move_fixed_address_to_symbol, move_pointer_to_base):
31700 * tree.def (TARGET_MEM_REF): Add comment on types of
31703 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31705 * c-common.c (vector_types_convertible_p): Treat opaque types as
31706 always convertible if they have the same size, but not otherwise.
31708 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31710 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31711 Remove the b_unconditional field.
31712 (noce_try_sign_mask): Do not look at b_unconditional.
31713 (noce_process_if_block): Do not use merge_if_blocks. Update
31714 the CFG here. Do not set b_unconditional.
31715 (cond_move_process_if_block): Likewise.
31716 (find_cond_trap): Likewise.
31717 (check_cond_move_block): Require simple jump insns at the end
31718 of the basic block.
31720 2007-01-11 Jan Hubicka <jh@suse.cz>
31722 PR tree-optimization/1046
31723 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31724 when alias info is not ready.
31725 (pass_tail_recursion): Do not require aliasing.
31726 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31727 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31728 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31729 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31730 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31731 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31732 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31734 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31735 When aliasing is not build, mark statement as volatile.
31737 2007-01-11 Tom Tromey <tromey@redhat.com>
31739 PR preprocessor/15185, PR preprocessor/20989:
31740 * doc/cppopts.texi <-MT>: Update description of algorithm for
31741 computing default target.
31742 <-M, -MD>: Reword "basename" text.
31744 2007-01-11 Roger Sayle <roger@eyesopen.com>
31746 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31747 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31748 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31749 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31750 fold_builtin_bswap, real_constp, fold_builtin_pow,
31751 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31752 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31753 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31754 * convert.c (convert_to_pointer): Likewise.
31755 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31756 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31757 const_binop, fold_convert_const_int_from_int,
31758 fold_convert_const_int_from_real,
31759 fold_convert_const_real_from_real, sign_bit_p,
31760 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31761 fold_sign_changed_comparison, fold_unary, fold_comparison,
31762 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31763 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31764 * print-tree.c (print_node_brief, print_node): Likewise.
31765 * stor-layout.c (place_field, layout_type): Likewise.
31766 * tree-chrec.c (keep_cast): Likewise.
31767 * tree.c (build_vector, build_real, build_real_from_int_cst,
31768 build_complex): Likewise.
31770 2007-01-11 Roger Sayle <roger@eyesopen.com>
31772 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31773 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31775 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31777 * configure.ac (strict1_warn): Rename to strict_warn.
31778 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31779 cc_set_by_configure, quoted_cc_set_by_configure,
31780 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31781 all_boot_languages, all_stagestuff): Remove.
31782 (target_list): Remove bootstrap targets.
31783 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31784 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31785 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31786 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31787 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31788 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31789 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31790 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31791 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31792 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31793 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31794 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31795 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31796 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31797 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31798 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31799 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31800 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31801 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31802 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31803 (mostlyclean): Adjust.
31804 (clean, distclean): Don't mention bootstrap stuff.
31805 * configure: Regenerate.
31806 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31807 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31808 treelang/config-lang.in (stagestuff): Remove.
31809 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31810 stageprofile, stagefeedback, stagestuff): Remove mention.
31812 2007-01-11 Nick Clifton <nickc@redhat.com>
31814 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31816 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31817 (mcore_arith_K_S_operand): Run the test for the S constraint not
31818 the test for the M constraint.
31819 (mcore_addsub_operand): Do not accept integer values that are
31820 larger than 32 bits.
31821 * config/mcore/mcore.md: Remove unused constraints from split.
31822 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31823 (addsi3): Likewise.
31824 (allocate_stack): Likewise.
31825 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31826 operands to 32 bits.
31827 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31829 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31830 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31831 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31832 mcore_output_bclri, mcore_output_andn, output_inline_const,
31833 mcore_output_move, mcore_output_movedouble): Likewise.
31834 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31835 (output_inline_const): Likewise.
31836 (output_inline_const): Fix format strings used in sprintf
31838 * config/mcore/mcore-protos.h: Update prototypes for changed
31839 functions in mcore.c.
31840 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31841 HOST_WIDE_INT and not int.
31842 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31843 CONST_OK_FOR_N): Likewise.
31844 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31845 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31848 2007-01-10 Jan Hubicka <jh@suse.cz>
31850 * tree-vrp.c (remove_range_assertions): Release defs.
31851 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31852 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31854 2007-01-10 Paul Brook <paul@codesourcery.com>
31856 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31857 * config/arm/arm.md (mulsi3subsi): New insn.
31859 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31861 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31862 (tree_transform_and_unroll_loop): New.
31863 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31866 2007-01-10 Robert Kennedy <jimbob@google.com>
31868 * fold-const.c (fold_comparison): Fold comparisons like (x *
31869 1000 < 0) to (x < 0).
31871 2007-01-10 Ian Lance Taylor <iant@google.com>
31873 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31874 operands have the same priority.
31876 2007-01-10 Tom Tromey <tromey@redhat.com>
31878 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31879 (fold_binary): Likewise.
31880 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31881 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31882 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31883 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31884 * langhooks.h (struct lang_hooks): Removed field
31885 'can_use_bit_fields_p'.
31887 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31889 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31891 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31893 * function.c (get_last_funcdef_no): New function.
31894 * function.h (get_last_funcdef_no): Declare.
31895 * tree-inline.c (initialize_cfun): Add initialization.
31896 (tree_function_versioning): Cleanup.
31898 2007-01-10 Jan Hubicka <jh@suse.cz>
31900 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31903 2007-01-10 Sa Liu <saliu@de.ibm.com>
31904 Ben Elliston <bje@au.ibm.com>
31906 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31907 for SAVE_NONLOCAL and Pmode for any other save level.
31908 * spu-protos.h (spu_restore_stack_block): Declare.
31909 * spu.md (save_stack_block): Remove.
31910 (restore_stack_block): Call spu_restore_stack_block.
31911 * spu.c (spu_restore_stack_block): New function.
31912 (spu_expand_epilogue): Remove old comment.
31914 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31916 PR tree-optimization/30322
31917 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31918 (cand_value_at): Return the value as aff_tree.
31919 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31920 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31921 aff_combination_mult): New functions.
31922 (aff_combination_add): Use aff_combination_add_cst.
31923 (aff_combination_convert): Allow conversions to a wider type.
31924 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31925 * tree-affine.h (aff_combination_mult): Declare.
31927 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31929 * doc/tm.texi: Update documentation to reflect reality of exec
31930 and start file search behaviours. Update copyright year.
31931 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31932 header file directories.
31934 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31936 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31937 (*cosxf2): Rename to cosxf2_i387.
31938 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31939 using X87MODEF12 mode macro. Rename patterns to
31940 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31942 (*cosdf2, *cossf2): Ditto.
31943 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31944 to match extended input operands.
31945 (sincos<mode>3): New expander.
31946 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31947 insn patterns and corresponding splitters.
31949 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31951 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31952 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31954 2007-01-09 Nicolas Pitre <nico@cam.org>
31957 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31959 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31961 * target.h (struct gcc_target): New field library_rtti_comdat.
31962 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31963 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31964 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31965 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31967 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31969 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31971 2007-01-08 Richard Guenther <rguenther@suse.de>
31973 * tree.h (force_fit_type_double): Export.
31974 (force_fit_type): Remove.
31975 * fold-const.c (force_fit_type_double): New function.
31976 (force_fit_type): Remove.
31977 (int_const_binop): Use it.
31978 (fold_convert_const_int_from_int): Likewise.
31979 (fold_convert_const_int_from_real): Likewise.
31980 (fold_div_compare): Likewise.
31981 (fold_sign_changed_comparison): Likewise.
31982 (fold_unary): Likewise.
31983 (fold_negate_const): Likewise.
31984 (fold_abs_const): Likewise.
31985 (fold_not_const): Likewise.
31986 * c-common.c (shorten_compare): Use force_fit_type_double.
31987 * convert.c (convert_to_pointer): Likewise.
31989 2007-01-08 Richard Guenther <rguenther@suse.de>
31991 * tree.h (build_int_cst_wide_type): Export.
31992 * tree.c (build_int_cst_wide_type): New function.
31993 (build_int_cst_wide): Fix comment.
31994 * builtins.c (fold_builtin_object_size): Use build_int_cst
31995 to build -1 or 0 of the correct type. Use fit_double_type
31996 to check for overflow.
31997 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31999 (decode_field_reference): Likewise.
32000 (all_ones_mask_p): Likewise.
32001 (native_interpret_int): Use build_int_cst_wide_type.
32002 (fold_binary): Use build_int_cst_type to build an all-ones
32004 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32006 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32008 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32010 2007-01-09 Ben Elliston <bje@au.ibm.com>
32012 * genautomata.c (STATS_OPTION): New option.
32013 (stats_flag): New flag.
32014 (gen_automata_option): Handle it.
32015 (initiate_automaton_gen): Ditto.
32016 (write_automata): Output statistics only if stats_flag is
32017 set. Likewise, output time statistics only if time_flag is set.
32018 * doc/md.texi (Processor pipeline description): Document new flag.
32020 2007-01-08 Richard Guenther <rguenther@suse.de>
32022 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32023 * tree.c (build_int_cst_type): Likewise.
32024 (size_in_bytes): Don't call force_fit_type on the result.
32025 (int_fits_type_p): Use fit_double_type.
32026 * fold-const.c (fit_double_type): New function.
32027 (force_fit_type): Use it.
32028 * tree.h (fit_double_type): Export.
32030 2007-01-08 Jan Hubicka <jh@suse.cz>
32032 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32033 * ipa.c (function_and_variable_visibility): Fix return type.
32035 2007-01-08 Richard Guenther <rguenther@suse.de>
32037 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32038 of offset to build the index.
32039 * tree-pretty-print.c (dump_generic_node): Don't build negated
32040 const just for printing.
32041 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32042 * builtins.c (fold_builtin_int_roundingfn): Check if result
32043 fits the type by using force_fit_type and comparing the result.
32044 * predict.c (predict_loops): Use compare_tree_int for comparison.
32045 * tree.c (build_int_cst): Fall back to integer_type_node for
32047 (build_int_cst_wide): Assert type is non-null.
32049 2007-01-08 Roberto Costa <roberto.costa@st.com>
32051 * tree-vrp.c (extract_range_from_cond_expr): New.
32052 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32053 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32055 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32056 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32057 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32058 used as expressions.
32059 * tree-object-size.c (cond_expr_object_size): New.
32060 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32062 2007-01-08 Jan Hubicka <jh@suse.cz>
32064 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32065 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32068 2007-01-08 Richard Guenther <rguenther@suse.de>
32070 PR tree-optimization/23603
32071 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32072 (extract_range_from_binary): Fall back to truthvalue instead of
32073 varying for TRUTH_*_EXPR.
32074 (extract_range_from_comparison): Fall back to truthvalue instead of
32076 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32077 if all visited PHI values were constant.
32079 2007-01-08 Jan Hubicka <jh@suse.cz>
32081 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32082 (cgraph_analyze_function): break out from ...
32083 (cgraph_finalize_compilation_unit): ... here.
32084 (cgraph_expand_function): Remove forgoten commented out line.
32085 (cgraph_optimize): Analyze functions.
32087 2007-01-08 Jan Hubicka <jh@suse.cz>
32089 * tree-pas.h (TODO_remove_function): New flag.
32090 (TODO_update*): Renumber.
32091 (pass_ipa_increase_alignment,
32092 pass_ipa_function_and_variable_visibility): New passes.
32093 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32094 (cgraph_function_and_variable_visibility): Move to ipa.c
32095 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32096 cgraph_increase_alignment.
32097 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32098 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32099 calling tree-inline.
32100 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32101 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32102 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32103 (gate_increase_alignment): New function.
32104 (pass_ipa_increase_alignment): New pass.
32105 * ipa.c: Inline tree-pass.h and timevar.h
32106 (function_and_variable_visibility): Move here from cgraphunit.c
32107 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32108 * passes.c (init_optimization_passes): Add the two new passes.
32109 (execute_todo): Handle cgraph_remove_functions.
32111 2007-01-08 Nick Clifton <nickc@redhat.com>
32113 * config/frv/predicates.md (reg_or_0_operand): Accept
32116 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32118 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32119 * config.gcc: Add bfin*-rtems*.
32121 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32123 * c.opt: Add -flax-vector-conversions.
32124 * c-typeck.c (convert_for_assignment): Pass flag to
32125 vector_types_convertible_p to allow emission of note.
32126 (digest_init): Likewise.
32127 * c-opts.c: Handle -flax-vector-conversions.
32128 * c-common.c (flag_lax_vector_conversions): New.
32129 (vector_types_convertible_p): Unless -flax-vector conversions
32130 has been passed, disallow conversions between vectors with
32131 differing numbers of subparts and/or element types. If such
32132 a conversion is disallowed, possibly emit a note on the first
32133 occasion only to inform the user of -flax-vector-conversions.
32134 The new last argument specifies this.
32135 * c-common.h (flag_lax_vector_conversions): New.
32136 (vector_types_convertible_p): Add extra argument.
32137 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32138 char_type_node for V*QI type vectors.
32139 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32140 Update to satisfy new typechecking rules.
32141 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32142 C and C++ variants.
32143 * doc/invoke.texi (C Dialect Options): Document
32144 -flax-vector-conversions.
32146 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32148 PR tree-optimization/29877
32149 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32150 a register variable on the RHS to not be replaceable.
32152 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32153 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32154 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32155 const_simm15, const_pow2, const_npow2): Added.
32156 * config/score/misc.md (insv, extv, extzv, movmemsi,
32157 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32158 * config/score/score.c (score_address_cost, score_select_cc_mode):
32160 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32161 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32162 Update score_print_operand.
32163 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32164 Adjust register allocate order and update some macro define.
32165 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32166 mdx_block_move_straight, mdx_block_move_loop_head,
32167 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32168 mdx_block_move_loop, mdx_block_move): Added.
32169 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32170 mdp_limm): Updated and fix some bug and typo.
32171 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32172 (movsf, movdf, doloop_end): Added.
32174 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32176 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32177 config/arm/thumb2.md: Fix comment typos.
32178 * doc/extend.texi: Fix a typo.
32180 2007-01-07 Eric Christopher <echristo@apple.com>
32182 * configure.ac: Check for __stack_chk_fail for darwin.
32183 * configure: Regenerate.
32185 2007-01-07 Richard Guenther <rguenther@suse.de>
32187 * tree-vrp.c (extract_range_from_assert): CSE calls to
32188 compare_values where possible.
32189 (extract_range_from_unary_expr): Likewise.
32191 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32193 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32194 * config/avr/avr.c (call_insn_operand): Delete function.
32195 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32196 instead of register number. Use predicates.
32197 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32198 call_insn_operand): Add.
32200 2007-01-06 Jan Hubicka <jh@suse.cz>
32202 * tree-pass.h (pass_build_cgraph_edges): Declare.
32203 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32204 (visited_nodes): Remove.
32205 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32206 build_cgrpah_edges; make visited_nodes local.
32207 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32208 (record_references_in_initializer): Move to cgraphbuild.c
32209 (initialize_inline_failed, rebuild_cgraph_edges,
32210 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32211 (verify_cgraph_node): Make visited_nodes local.
32212 (cgraph_analyze_function): Do not call cgraph_create_edges and
32213 initialize_inline_failed.
32214 (cgraph_expand_function): Do not call cgraph_lower_function;
32215 assert that function is already lowered.
32216 * Makefile.in (cgraphbuild.o): New.
32217 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32218 at the end of lowering passes.
32220 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32222 * ifcvt.c (cond_move_convert_if_block): New function, code
32223 factored out from...
32224 (cond_move_process_if_block): ...here. Call the new function
32225 on the THEN and ELSE blocks.
32226 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32227 already takes care of this.
32229 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32232 * tree.h (TREE_OVERFLOW_P): New.
32233 * c-typeck.c (parser_build_unary_op): Warn only if result
32234 overflowed and operands did not.
32235 (parser_build_binary_op): Likewise.
32236 (convert_for_assignment): Remove redundant overflow_warning.
32237 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32239 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32241 * c-typeck.c (store_init_value): Split over two lines to follow
32242 the GNU coding style.
32244 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32246 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32247 __GXX_EXPERIMENTAL_CXX0X__.
32248 * doc/cpp.texi: Same.
32250 2007-01-05 Richard Guenther <rguenther@suse.de>
32252 PR middle-end/27826
32253 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32254 with mismatched types. Instead explicitly build a
32255 conversion NOP_EXPR.
32257 2007-01-05 Ian Lance Taylor <iant@google.com>
32259 * c-common.c (decl_with_nonnull_addr_p): New function.
32260 (c_common_truthvalue_conversion): Call it.
32261 * c-typeck.c (build_binary_op): Likewise.
32262 * c-common.h (decl_with_nonnull_addr_p): Declare.
32264 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32267 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32270 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32272 * doc/install.texi (Final install): Document the fact that
32273 the GNAT runtime should not be stripped.
32275 2007-01-04 Jan Hubicka <jh@suse.cz>
32277 * tree-inline.c (fold_marked_statements): Update operand caches
32278 and EH after folding
32280 2007-01-04 Ian Lance Taylor <iant@google.com>
32282 * c-common.c (check_function_nonnull): Whitespace fix.
32284 2007-01-04 Jan Hubicka <jh@suse.cz>
32286 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32287 comitted older version of patch.
32288 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32289 function, celanup cfg and collect garbage.
32291 2007-01-04 Mike Stump <mrs@apple.com>
32293 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32296 2007-01-04 Eric Christopher <echristo@apple.com>
32298 * libgcc2.c (__bswapsi2): Use SItype.
32299 (__bswapdi2): Use DItype.
32300 * libgcc2.h: Update for above.
32302 2007-01-04 Paul Brook <paul@codesourcery.com>
32304 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32305 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32306 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32307 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32308 umulsi3_highpart): Make conditional on !arm_arch6.
32309 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32310 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32311 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32312 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32313 umulsi3_highpart_v6): New insns.
32315 2007-01-04 Roger Sayle <roger@eyesopen.com>
32317 * fold-const.c (fold_convert): When casting an expression to void,
32318 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32319 have a type. Instead of attempting to build a NOP_EXPR, return
32320 these "special" trees directly.
32322 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32324 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32325 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32326 rs6000_cost->fp not 0 as adjustment for outer NEG.
32328 2007-01-04 Jan Hubicka <jh@suse.cz>
32330 * cgraph.c (cgraph_release_function_body): New function.
32331 (cgraph_remove_node): Use it.
32332 * cgraph.h (cgraph_release_function_body): Declare.
32333 * cgraphunit.c (cgraph_expand_function): Use it.
32334 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32335 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32336 is initialized and while compilation of other function is running.
32337 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32338 statement CFG annotations from here to ...
32339 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32341 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32343 * cfgloop.h (enum li_flags): Make the constants powers of two.
32345 2007-01-04 Jan Hubicka <jh@suse.cz>
32347 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32349 (fold_marked_statements): New function.
32350 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32351 * tree-inline.h (copy_body_data): Add statements_to_fold.
32353 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32355 * config.gcc: Mention libgcc/config.host.
32356 * Makefile.in: Update comments mentioning libgcc.
32357 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32358 (all.cross, start.encap, rest.encap, rest.cross): Update
32359 dependencies for libgcc move.
32360 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32361 (clean-target, clean-target-libgcc): Delete.
32362 (srcdirify, GCC_EXTRA_PARTS): New macros.
32363 (libgcc-support, libgcc.mvars): New rules.
32364 (distclean): Remove mention of mklibgcc.
32365 (install): Don't reference INSTALL_LIBGCC.
32366 (install-common): Don't reference EXTRA_PARTS.
32367 (install-libgcc, install-multilib): Delete rules.
32368 * mklibgcc.in: Delete file.
32369 * doc/configfiles.texi: Don't mention mklibgcc.
32371 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32372 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32373 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32374 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32375 (mklibgcc, ldblspecs): Likewise.
32377 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32378 (posixpre.def): Use $(T).
32379 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32380 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32381 (SHLIB_LINK): Make dummy.
32382 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32384 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32386 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32387 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32388 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32389 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32391 * configure.ac (all_outputs): Remove mklibgcc.
32392 * configure: Regenerated.
32394 2007-01-03 Josh Conner <jconner@apple.com>
32396 PR middle-end/29683
32397 * calls.c (compute_argument_addresses): Set stack and stack_slot
32398 for partial args, too.
32399 (store_one_arg): Use locate.size.constant for the size when
32400 generating a save_area.
32402 2007-01-03 Robert Kennedy <jimbob@google.com>
32404 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32405 whose definitions are deleted due to basic block merging.
32407 2007-01-03 Paul Brook <paul@codesourcery.com>
32410 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32412 (use_return_insn): Return 0 for Thumb interrupt functions.
32413 (print_multi_reg): Add rfe argument for IRQ returns.
32414 (arm_output_epilogue): Pop interrupt return address directly into PC.
32415 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32417 2007-01-03 Paul Brook <paul@codesourcery.com>
32419 Merge from sourcerygxx-4_1.
32420 * config/arm/thumb2.md: New file.
32421 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32423 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32424 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32425 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32426 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32428 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32429 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32431 * config/arm/ieee754-sf.S: Ditto.
32432 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32433 (thumb1_base_register_rtx_p): ... to this.
32434 (thumb_index_register_rtx_p): Rename...
32435 (thumb1_index_register_rtx_p): ... to this.
32436 (thumb_output_function_prologue): Rename...
32437 (thumb1_output_function_prologue): ... to this.
32438 (thumb_legitimate_address_p): Rename...
32439 (thumb1_legitimate_address_p): ... to this.
32440 (thumb_rtx_costs): Rename...
32441 (thumb1_rtx_costs): ... to this.
32442 (thumb_compute_save_reg_mask): Rename...
32443 (thumb1_compute_save_reg_mask): ... to this.
32444 (thumb_final_prescan_insn): Rename...
32445 (thumb1_final_prescan_insn): ... to this.
32446 (thumb_expand_epilogue): Rename...
32447 (thumb1_expand_epilogue): ... to this.
32448 (arm_unwind_emit_stm): Rename...
32449 (arm_unwind_emit_sequence): ... to this.
32450 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32451 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32452 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32453 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32454 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32455 thumb2_output_casesi): New functions.
32456 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32457 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32458 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32459 THUMB2_WORK_REGS): Define.
32460 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32461 arm_condexec_mask, arm_condexec_masklen)): New variables.
32462 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32463 (arm_override_options): Check new CPU capabilities.
32464 Set new architecture flag variables.
32465 (arm_isr_value): Handle v7m interrupt functions.
32466 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32468 (const_ok_for_arm): Handle Thumb-2 constants.
32469 (arm_gen_constant): Ditto. Use movw when available.
32470 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32472 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32473 (thumb_find_work_register, arm_load_pic_register,
32474 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32475 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32476 print_multi_reg, output_mov_long_double_fpa_from_arm,
32477 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32478 output_mov_double_fpa_from_arm, output_move_double,
32479 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32480 output_return_instruction, arm_output_function_prologue,
32481 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32482 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32483 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32484 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32485 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32486 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32488 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32489 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32490 (arm_file_start): Output directive for unified syntax.
32491 (arm_unwind_emit_set): Handle stack alignment instruction.
32492 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32493 Add v6t2, v7, v7a, v7r and v7m.
32494 (RETLDM): Add Thumb-2 code.
32495 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32496 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32497 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32498 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32499 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32500 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32501 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32502 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32503 ADJUST_INSN_LENGTH): Define.
32504 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32505 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32506 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32507 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32508 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32509 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32510 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32511 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32512 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32513 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32514 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32515 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32516 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32517 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32518 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32519 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32520 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32522 * config/arm/arm-tune.md: Regenerate.
32523 * config/arm/arm-protos.h: Update prototypes.
32524 * config/arm/vfp.md: Enable patterns for Thumb-2.
32525 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32526 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32527 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32528 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32529 * config/arm/libunwind.S: Add Thumb-2 code.
32530 * config/arm/constraints.md: Update include Thumb-2.
32531 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32532 * config/arm/ieee754-df.S: Ditto.
32533 * config/arm/bpabi.S: Ditto.
32534 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32535 * config/arm/predicates.md (low_register_operand,
32536 low_reg_or_int_operand, thumb_16bit_operator): New.
32537 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32538 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32539 * config/arm/t-arm-elf: Add armv7 multilib.
32540 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32542 (UNSPEC_STACK_ALIGN, ce_count): New.
32543 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32544 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32546 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32547 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32548 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32549 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32550 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32551 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32553 * doc/extend.texi: Document ARMv7-M interrupt functions.
32554 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32556 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32558 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32559 (struct _Unwind_Context): Rename args_size to flags, remove
32560 signal_frame field, add a new args_size field and version field.
32561 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32562 _Unwind_IsExtendedContext): New inline functions.
32563 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32564 Assume by_value array is only present if _Unwind_IsExtendedContext.
32565 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32566 _Unwind_IsSignalFrame.
32567 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32568 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32569 (uw_init_context_1): Initialize context->flags to
32570 EXTENDED_CONTEXT_BIT.
32571 * config/rs6000/linux-unwind.h (frob_update_context): Use
32572 _Unwind_SetSignalFrame.
32574 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32576 PR middle-end/30353
32577 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32578 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32581 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32583 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32584 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32585 RET, AT_SP): Remove.
32586 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32589 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32590 * cfgbuild.c (find_basic_blocks): Likewise.
32591 * cfgrtl.c (rtl_create_basic_block): Likewise.
32592 * function.c (temp_slots_at_level): Likewise.
32593 * reg-stack.c (stack_regs_mentioned): Likewise.
32594 * regclass.c (allocate_reg_info): Likewise.
32595 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32596 set_bb_for_stmt, move_block_to_fn): Likewise.
32597 * tree-complex.c (tree_lower_complex): Likewise.
32598 * vec.h (VEC_safe_grow_cleared): New.
32600 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32602 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32604 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32605 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32607 * cfgloopmanip.c (scale_loop_frequencies): Export.
32608 (loopify): Scale the frequencies by prescribed coefficients.
32609 (set_zero_probability): New function.
32610 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32611 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32612 and frequencies according to arguments.
32613 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32615 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32616 * modulo-sched.c (sms_schedule): Set probabilities for entering
32617 versioned loop correctly.
32618 * tree-vect-transform.c (vect_transform_loop): Ditto.
32619 * cfgloop.h (loopify, loop_version): Declaration changed.
32620 (scale_loop_frequencies): Declared.
32622 2007-01-02 Jan Hubicka <jh@suse.cz>
32624 * cgraph.c: Include tree-flow.h
32625 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32626 early_local_passes.
32627 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32628 * tree-pass.h (pass_all_early_optimizations): Declare.
32629 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32630 early_local_passes.
32631 (cgraph_analyze_function): Do early_local_passes.
32632 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32633 Do not add referenced vars.
32634 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32636 (gate_all_early_local_passes): New gate.
32637 (pass_early_local_passes): Use new gate.
32638 (execute_early_local_optimizations): New functions.
32639 (gate_all_early_optimizations): New gate.
32640 (pass_all_early_optimizations): New pass.
32641 (execute_free_datastructures): Free SSA only when initialized.
32642 (gate_init_datastructures): Init only when optimizing.
32643 (tree_lowering_passes): Do early local passes when called late.
32644 * tree-profile.c (do_tree_profiling): Don't profile functions added
32646 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32647 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32649 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32650 during early_local_passes.
32651 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32654 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32656 * Makefile.in: Update copyright year.
32658 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32660 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32661 in $(lang_checks) and check-consistency targets.
32663 2007-01-02 Jan Hubicka <jh@suse.cz>
32665 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32666 Do not add referenced vars.
32667 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32669 * passes.c (init_optimization_passes): Put mudflap_2 after
32670 free_datastructures.
32672 2007-01-02 Jan Hubicka <jh@suse.cz>
32674 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32675 Set NOTHROW flag on call statements proved to be nothrow.
32676 Update statement of local calls so new pure/const functions are
32677 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32679 (tree_rest_of_compilation): Register hooks and initialize bitmap
32680 early. Do not set after_inlining flag.
32682 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32684 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32685 HOST_BITS_PER_LONGLONG
32687 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32690 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32691 warning for non-static initializers.
32693 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32695 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32696 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32697 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32698 Always use set_unique_reg_note to add REG_EQUAL notes.
32700 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32703 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32705 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32706 * cfgbuild.c (find_basic_blocks): Likewise.
32707 * cfgrtl.c (rtl_create_basic_block): Likewise.
32708 * function.c (temp_slots_at_level): Likewise.
32709 * reg-stack.c (stack_regs_mentioned): Likewise.
32710 * regclass.c (allocate_reg_info): Likewise.
32711 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32712 set_bb_for_stmt, move_block_to_fn): Likewise.
32713 * tree-complex.c (tree_lower_complex): Likewise.
32714 * vec.h (VEC_safe_grow_cleared): New.
32716 2007-01-02 Ian Lance Taylor <iant@google.com>
32718 * c-common.c (c_common_truthvalue_conversion): When warning about
32719 using an assignment as a truth value, set TREE_NO_WARNING.
32721 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32724 * c.opt (Wold-style-declaration): New.
32725 * doc/invoke.texi (C-only Warning Options): New.
32726 (Wold-style-declaration): Document it.
32727 (Wextra): Enabled by -Wextra.
32728 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32729 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32730 -Wold-style-declaration.
32732 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32734 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32735 * cfgbuild.c (find_basic_blocks): Likewise.
32736 * cfgrtl.c (rtl_create_basic_block): Likewise.
32737 * function.c (temp_slots_at_level): Likewise.
32738 * reg-stack.c (stack_regs_mentioned): Likewise.
32739 * regclass.c (allocate_reg_info): Likewise.
32740 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32741 set_bb_for_stmt, move_block_to_fn): Likewise.
32742 * tree-complex.c (tree_lower_complex): Likewise.
32743 * vec.h (VEC_safe_grow_cleared): New.
32745 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32747 * c-common.c (c_common_nodes_and_builtins): Since variants of
32748 void_type_node get built before it is given a name, we need to
32749 give those variants the name, too.
32750 (complete_array_type): We need to work with the canonical main
32751 type of the array, from which we will build the qualified version.
32752 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32753 * print-tree.c (print_node): Display canonical type information
32755 * stor-layout.c (layout_type): When we don't know the
32756 alignment of a type for which we're building an array, we end up
32757 guessing wrong, so make the type require structural equality.
32758 * tree.c (make_node_stat): When we build a new type, it is its
32759 own canonical type.
32760 (build_type_attribute_qual_variant): When building an attribute
32761 variant, its canonical type is the non-attribute variant. However,
32762 if the attributes are target-dependent and they differ, we need to
32763 use structural equality checks for this type.
32764 (build_qualified_type): A qualified type is not equivalent to its
32765 unqualified variant; set the canonical type appropriately.
32766 (build_distinct_type_copy): When building a distinct type from
32767 another type, the new type is its own canonical type.
32768 (build_variant_type_copy): When building a new type variant, we
32769 assume that it is equivalent to the original type.
32770 (build_pointer_type_for_mode): When building a pointer type, also
32771 build a canonical type pointer.
32772 (build_reference_type_for_mode): When building a reference type,
32773 also build a canonical type reference.
32774 (build_index_type): When we can't hash an index type (e.g.,
32775 because its maximum value is negative), the index type requires
32776 structural equality tests.
32777 (build_array_type): Build the canonical form of an array type.
32778 (build_function_type): Function types require structural equality,
32779 because they contain default arguments, attributes, etc.
32780 (build_method_type_directly): Ditto for method types.
32781 (build_offset_type): Build the canonical offset type.
32782 (build_complex_type): Build the canonical vector type.
32783 (make_vector_type): Build the canonical vector type.
32784 * tree.h (TYPE_CANONICAL): New.
32785 (TYPE_STRUCTURAL_EQUALITY_P): New.
32786 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32787 (struct tree_type): Added "canonical" field.
32788 * params.h (VERIFY_CANONICAL_TYPES): New.
32789 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32790 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32791 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32792 * doc/invoke.texi (verify-canonical-types): Document --param
32793 parameter for verifying canonical types.
32795 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32797 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32798 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32799 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32800 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32802 * config/rs6000/e500.h: New.
32803 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32804 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32806 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32807 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32808 TARGET_E500_DOUBLE): Remove.
32809 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32810 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32811 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32812 * config/rs6000/rs6000.c (rs6000_override_options): Use
32813 CHECK_E500_OPTIONS.
32815 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32817 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32818 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32819 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32820 rs6000_emit_cmove): Don't check TARGET_E500.
32821 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32822 sordered): Don't check TARGET_E500.
32824 2007-01-01 Eric Christopher <echristo@apple.com>
32826 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32827 HARD_REGISTER_NUM_P.
32829 2007-01-01 Roger Sayle <roger@eyesopen.com>
32831 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32832 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32833 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32836 2007-01-01 Mike Stump <mrs@apple.com>
32838 * configure.ac: Remove support for building with Apple's gcc-3.1.
32840 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32842 PR middle-end/30311
32843 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32844 REG is a hard register. Do not modify REG before calling
32846 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32847 multiple of the size of YMODE for certain lowpart cases.
32849 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32851 PR middle-end/30253
32852 * gimplify (voidify_wrapper_expr): Update for
32853 GIMPLE_MODIFY_STMT.
32855 2007-01-01 Andreas Schwab <schwab@suse.de>
32858 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32859 save of BR0 in extra_spill_size instead of spill_size.
32860 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32862 (ia64_expand_epilogue): Restore BR0 from its new location.
32864 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32866 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32867 Use a temporary variable if the left hand side is not a gimple
32870 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32872 * gimplify.c (gimplify_return_expr): Make the temporary variable
32873 for the return expression, a gimple register variable.
32875 2007-01-01 Jan Hubicka <jh@suse.cz>
32877 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32880 2007-01-01 Mike Stump <mrs@apple.com>
32882 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32884 * config/darwin.c (machopic_select_rtx_section): Use
32885 HAVE_GAS_LITERAL16.
32886 (darwin_mergeable_constant_section): Likewise.
32887 * configure: Regenerate.
32888 * config.in: Regenerate.
32890 2007-01-01 Jan Hubicka <jh@suse.cz>
32891 Andrew Pinski <pinskia@gmail.com>
32893 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32894 before starting IPA passes.