1 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
4 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
5 of GP register, if valid and fixed.
8 2007-06-21 David Daney <ddaney@avtrex.com>
11 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13 (exception_receiver): Renamed to ...
14 (nonlocal_goto_receiver): ... this.
16 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
17 Joey Ye <joey.ye@intel.com>
20 * config/i386/i386.c (function_arg_32): Don't pass aggregate
21 arguments in ECX/EDX for fastcall.
23 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
25 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
27 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
28 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
30 2007-11-28 Ben Elliston <bje@au.ibm.com>
32 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
33 (maix32): Add Negative(maix64).
35 2007-11-27 Jakub Jelinek <jakub@redhat.com>
37 PR tree-optimization/34016
38 * tree-ssa-loop.c (pass_linear_transform): Add
39 TODO_update_ssa_only_virtuals to todo_flags_finish.
41 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
43 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
44 * config/avr/avr.h (LINK_SPEC): Likewise.
45 (CRT_BINUTILS_SPECS): Likewsie.
46 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
48 2007-11-27 Jakub Jelinek <jakub@redhat.com>
51 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
52 MEM_SIZE is set on all MEMs.
54 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
56 * config/s390/s390.opt (mhard-float): Add the option to be
57 overridden. That was missing in my last patch.
59 2007-11-27 Richard Guenther <rguenther@suse.de>
61 PR tree-optimization/34241
62 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
63 to only delete real conversion chains.
65 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
67 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
68 mhard-float, mlong-double-64, mlong-double-128): Add the
69 option to be overridden.
71 2007-11-27 Richard Guenther <rguenther@suse.de>
73 * builtins.c (fold_builtin_1): Verify the argument types
75 (fold_builtin_n): Verify the number of arguments to variadic
78 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
80 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
81 * doc/invoke.texi (Blackfin Options): Document the effects.
83 2007-11-27 Ben Elliston <bje@au.ibm.com>
85 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
86 (m64): Add Negative(m32).
87 * config/rs6000/darwin.opt (m32): Add Negative(m64).
88 (m64): Add Negative(m32).
90 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
92 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
94 2007-11-26 Michael Meissner <michael.meissner@amd.com>
97 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
98 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
99 to get the mode for loading a pseudo register with a count rather
100 than duplicating code.
102 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
104 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
105 * config/avr/avr.h (LINK_SPEC): Likewise.
106 (CRT_BINUTILS_SPECS): Likewsie.
107 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
109 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
111 * c-common.c (conversion_warning): Use get_unwidened instead of
114 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
117 * c-parser.c (struct c_parser): New bit in_if_block.
118 (c_parser_compound_statement_nostart): Handle unexpected 'else'
120 (c_parser_statement_after_labels): Set in_if_block to false while
122 (c_parser_if_body): Don't call c_parser_statement_after_labels if
123 a semicolon is found, just consume it. Don't call
124 c_parser_statement_after_labels if an open brace is found, call
125 c_parser_compound_statement instead.
126 (c_parser_else_body): New.
127 (c_parser_if_statement): Set in_if_block to true when parsing the
128 body of the 'if' statement. Use c_parser_else_body.
130 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
133 * c-decl.c (store_parm_decls): Pass 'false' for the new
134 allocate_struct_function parameter.
135 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
136 * tree-parloops.c (create_loop_fn): Likewise.
137 * function.c (push_function_context_to, push_struct_function,
138 init_function_start): Likewise.
139 (allocate_struct_function): Add boolean parameter.
140 * tree.h (allocate_struct_function): Add boolean parameter.
141 * function.h (struct function): Move returns_struct and
142 returns_pcc_struct to the end of the structure definiton.
144 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
147 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
148 virtual registers are instantiated.
149 (truncxf<mode>2): Ditto.
150 (floatsi<mode>2): Ditto.
154 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
157 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
158 the address before it is clobbered.
160 2007-11-26 Nick Clifton <nickc@redhat.com>
162 * config/mn10300/mn10300.md: (call_internal): Remove mode on
163 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
164 (call_value_internal): Remove mode on operands 0 and 1 in order to
165 match UNPSEC'ed calls generated in PIC mode.
166 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
169 2007-11-26 Richard Guenther <rguenther@suse.de>
172 * builtins.c (expand_builtin_pow): Use expand_expr to expand
173 the result of build_call_expr.
175 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
176 Revital Eres <eres@il.ibm.com>
179 * bb-reorder.c (insert_section_boundary_note): Clear
180 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
182 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
184 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
186 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
188 * dwarf2asm.c (splay_tree_compare_strings): New function.
189 (dw2_force_const_mem): Use it.
191 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
193 * tree.c (type_hash_add): Don't violate strict aliasing rules.
195 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
198 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
199 matches between anonymous union fields.
201 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
203 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
204 declarations and blocks only after inlining. Check that
205 non-empty blocks are not dropped.
206 * tree-inline.c (expand_call_inline): Check that functions are
207 not inlined too late.
209 2007-11-26 Ben Elliston <bje@au.ibm.com>
211 * unwind-dw2-fde.c: Fix comment typo.
212 * unwind-generic.h: Likewise, fix comment typos.
214 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
216 * tree-sra.c (scalarize_use): Adjust the vpos argument to
217 sra_explode_bitfield_assignment in cases where the type is
218 wider than the bitfield.
220 2007-11-25 Richard Guenther <rguenther@suse.de>
222 * tree.h (struct tree_block): Move locus member next to flags.
223 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
224 (SCOPE_LIST_CONCAT): Likewise.
225 (pop_scope): Likewise.
226 * function.c (instantiate_decls_1): Likewise.
227 (setjmp_vars_warning): Likewise.
228 * emit-rtl.c (set_used_decls): Likewise.
229 * tree-inline.c (add_lexical_block): Likewise.
231 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
233 * rtlanal.c (label_is_jump_target_p): Return true for a matching
235 * reorg.c (fill_slots_from_thread): Correct last change to use
236 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
237 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
238 * jump.c (mark_jump_label_1): Add comment for last change
239 regarding JUMP_LABEL setting.
240 * gcse.c (add_label_notes): Remove conditional that the label is
241 mentioned in insn before adding regnote.
242 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
243 single_set insn only feeding a label to a jump through a
244 register that dies there.
246 2007-11-23 Dirk Mueller <dmueller@suse.de>
247 Richard Guenther <rguenther@suse.de>
250 * tree-vrp.c (check_array_ref): Move check for valid location..
251 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
253 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
255 * reload.c (find_reloads_address_1) <autoincdec cases>:
256 Call REG_OK_FOR_CONTEXT with the autoincdec code, not
259 2007-11-23 Richard Guenther <rguenther@suse.de>
260 Michael Matz <matz@suse.de>
262 PR tree-optimization/34176
263 * alloc-pool.h (empty_alloc_pool): Declare.
264 * alloc-pool.c (empty_alloc_pool): New function.
265 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
266 valid table if a lookup from the optimistic table failed.
267 (vn_unary_op_lookup): Likewise.
268 (vn_binary_op_lookup): Likewise.
269 (vn_phi_lookup): Likewise.
270 (process_scc): Clear optimistic tables before every iteration.
272 2007-11-23 Richard Guenther <rguenther@suse.de>
274 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
275 (merge_alias_info): Do verification only if checking is
276 enabled. Merge flow-sensitive alias information in simple cases.
277 * tree-ssa-operands.c (get_addr_dereference_operands): Also
278 complain about missing NMTs.
280 2007-11-23 Jakub Jelinek <jakub@redhat.com>
283 * c-common.c (conversion_warning): For INTEGER_TYPE to
284 INTEGER_TYPE conversions call get_narrower on expr to avoid
285 spurious warnings from binop shortening or when the implicit
286 conversion can't change the value.
288 2007-11-22 Joseph Myers <joseph@codesourcery.com>
291 * c-decl.c (set_array_declarator_inner): Don't give error for
292 static or type qualifiers in abstract declarator. Remove
293 abstract_p parameter.
294 * c-tree.h (set_array_declarator_inner): Update prototype.
295 * c-parser.c (c_parser_direct_declarator_inner): Update call to
296 set_array_declarator_inner.
297 * doc/standards.texi: Update for C99 TC3.
299 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
301 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
302 line in my edit of the last change.
304 2007-11-22 Jakub Jelinek <jakub@redhat.com>
307 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
308 and TREE_READONLY on the fn decl rather than passing a chain
311 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
313 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
315 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
317 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
318 of ix86_arch and ix86_tune into a switch statement.
319 (enum processor_type): Default PROCESSOR_I386 to 0.
320 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
321 of "ix86_tune == PROCESSOR_K6".
322 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
325 2007-11-22 Tom Tromey <tromey@redhat.com>
327 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
328 avoid writing into string allocated by ggc_alloc_string.
330 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
333 * config/sh/sh.md (binary_sf_op): Remove.
334 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
335 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
336 and gen_binary_sf_op1.
338 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
340 * regclass.c (init_reg_autoinc): Fix typo preventing test of
341 secondary output reload when setting forbidden_inc_dec_class.
343 2007-11-21 Richard Guenther <rguenther@suse.de>
345 PR tree-optimization/34148
346 * tree-ssa-structalias.c (create_variable_info_for): Do not use
347 field-sensitive PTA for single-element structures.
348 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
349 SFTs for single-element structures.
351 2007-11-20 Richard Guenther <rguenther@suse.de>
354 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
355 of the signed INT_CST_LT.
356 * stmt.c (expand_case): Likewise.
357 (estimate_case_costs): Likewise.
359 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
361 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
362 its binary representation.
364 2007-11-20 Richard Guenther <rguenther@suse.de>
366 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
369 2007-11-20 Thiemo Seufer <ths@mips.com>
371 * config/mips/mips.c (mips_file_start): Add support for
372 flagging 32-bit code with -mfp64 floating-point.
374 2007-11-20 Jakub Jelinek <jakub@redhat.com>
377 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
378 (c_gimplify_expr): Use it.
380 2007-11-20 Ben Elliston <bje@au.ibm.com>
382 * config/spu/spu_mfcio.h: Fix typo.
384 2007-11-20 Ben Elliston <bje@au.ibm.com>
386 * unwind.inc: Comment that unwind-sjlj.c includes this file.
388 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
389 Ben Elliston <bje@au.ibm.com>
391 * config/spu/mfc_tag_release.c: New file.
392 * config/spu/mfc_multi_tag_release.c: Likewise.
393 * config/spu/mfc_multi_tag_reserve.c: Likewise.
394 * config/spu/mfc_tag_release.c: Likewise.
395 * config/spu/mfc_tag_reserve.c: Likewise.
396 * config/spu/mfc_tag_table.c: Likewise.
397 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
398 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
399 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
400 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
401 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
402 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
403 mfc_multi_tag_release): Likewise.
404 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
405 __mfc_multi_tag_release): Declare.
407 2007-11-19 Jason Merrill <jason@redhat.com>
409 PR debug/28834, debug/29436, c/32326
410 * tree.c (build_type_attribute_qual_variant): Refuse to make
411 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
412 * doc/extend.texi (Type Attributes): Don't encourage people to add
413 attributes to struct/enum types in a typedef. Fix
414 transparent_union example.
416 * tree-inline.c (remap_type_1): Remove code that's redundant with
418 (build_duplicate_type): Set id.copy_decl.
419 * c-common.c (handle_transparent_union_attribute): Simplify logic.
421 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
423 * config/rs6000/rs6000.c (invalid_e500_subreg,
424 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
425 rs6000_legitimize_address, rs6000_legitimize_reload_address,
426 rs6000_legitimate_address, function_arg_advance,
427 spe_build_register_parallel, rs6000_spe_function_arg,
428 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
429 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
430 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
431 TDmode similarly to DFmode and TFmode.
432 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
433 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
435 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
437 * stor-layout.c (lang_adjust_rli): Delete.
438 (set_lang_adjust_rli): Likewise.
439 (layout_type): Do not call lang_adjust_rli hook.
440 * tree.h (set_lang_adjust_rli): Delete.
442 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
444 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
445 n_dregs_to_save and n_pregs_to_save.
446 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
448 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
449 able to save single D/P registers that aren't saved by the push/pop
452 2007-11-19 Richard Guenther <rguenther@suse.de>
454 PR tree-optimization/34099
455 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
456 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
457 if only one operand is undefined.
459 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
461 PR tree-optimization/34036
462 * opts.c (set_fast_math_flags): Do not set flags in common
463 with set_unsafe_math_optimizations_flags, invoke it directly.
464 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
465 and flag_signed_zeros.
466 * toplev.c (process_options): Force flag_associative_math to 0 and
467 warn, if it is set and either flag_trapping_math or flag_signed_zeros
469 * doc/invoke.texi (Optimize Options): Document the new behavior
470 of -funsafe-math-optimizations, that -fassociative-math requires
471 both -fno-signed-zeros and -fno-trapping-math and make it clear
472 that -fno-trapping-math requires -fno-signaling-nans. Refactor
473 documentation of -ffast-math.
475 2007-11-18 Jakub Jelinek <jakub@redhat.com>
477 PR rtl-optimization/34132
478 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
482 * optabs.h (optab_table): Change type to struct optab from optab.
483 (convert_optab_table): Similarly.
484 Adjust all _optab macros to expand to addresses of optab_table
485 resp. convert_optab_table elements rather than the values of the
487 * optabs.c (optab_table): Change typype to struct optab from optab.
488 If compiled by recent GCC, initialize all the insn_code fields in
489 the array using designated range initializers.
490 (convert_optab_table): Similarly.
491 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
492 set_conv_libfunc): Into libfunc_entry's optab field store index within
493 optab_table resp. convert_optab_table array instead of difference
494 between two separately malloced addresses.
495 (new_optab): Add op argument, don't return anything. Initialize
496 just the insn_code field in handlers array and only when needed.
497 (init_optab, init_optabv): Add op argument, don't return anything.
498 Adjust new_optab caller.
499 (new_convert_optab): Removed.
500 (init_convert_optab): Add op argument, don't return anything, don't
501 call new_convert_optab. If needed, initialize insn_code field in
503 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
505 (debug_optab_libfuncs): Adjust uses of optab_table and
506 convert_optab_table arrays.
508 2007-11-18 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/34127
511 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
512 Make code match up the comments, require compatibility of the
515 2007-11-17 Richard Guenther <rguenther@suse.de>
518 * fold-const.c (extract_muldiv_1): Do not move negative
519 constants inside ABS_EXPR.
521 2007-11-16 Ian Lance Taylor <iant@google.com>
523 * collect2.c (dump_file): If a demangled symbol is followed by a
524 space, make sure we output at least one space.
526 2007-11-16 Richard Guenther <rguenther@suse.de>
529 * fold-const.c (fold_binary): Use correct types for folding
530 1 << X & Y to Y >> X & 1.
532 2007-11-16 Richard Guenther <rguenther@suse.de>
534 PR tree-optimization/33870
535 * tree.h (struct tree_memory_tag): Add base_for_components flag.
536 (struct tree_struct_field_tag): Remove nesting_level field.
537 (SFT_NESTING_LEVEL): Remove.
538 (SFT_BASE_FOR_COMPONENTS_P): Add.
539 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
540 base_for_components flag.
541 (push_fields_onto_fieldstack): Remove nesting_level parameter.
542 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
544 (create_overlap_variables_for): Deal with it.
545 * tree-dfa.c (dump_subvars_for): Likewise.
546 (dump_variable): Likewise.
547 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
548 Set base_for_components for first elements of sub-structures.
549 (create_variable_info_for): Handle base_for_components.
550 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
551 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
552 * tree-ssa-operands.c (ref_nesting_level): Remove.
553 (add_vars_for_offset): Remove full_ref parameter, always add
554 the offset of the pointed-to SFT.
555 (add_virtual_operand): Adjust for changed signature of
558 2007-11-16 Sa Liu <saliu@de.ibm.com>
560 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
561 floatunssidf2 and floatunsdidf2.
563 2007-11-16 Richard Guenther <rguenther@suse.de>
565 PR tree-optimization/34113
566 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
567 Use correct conversion direction for checking type compatibility.
569 2007-11-16 Richard Guenther <rguenther@suse.de>
571 PR tree-optimization/34099
572 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
573 that produce UNDEFINED result if at least one of its operands
574 is UNDEFINED. By default the result is only UNDEFINED if all
575 operands are UNDEFINED.
577 2007-11-16 Jakub Jelinek <jakub@redhat.com>
580 * gcc.c (init_spec): Don't initialize asm_debug here...
581 (main): ... but here.
583 2007-11-07 Tom Tromey <tromey@redhat.com>
585 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
587 * tree-parloops.c (create_loop_fn): Use set_cfun.
588 * gengtype.c (open_base_files): Emit #undef cfun.
589 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
590 * function.h (cfun): New define.
591 * function.c: Undefine cfun.
593 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
595 * config/avr/avr.c (avr_mcu_types): Add attiny88.
596 * config/avr/avr.h (LINK_SPEC): Likewise.
597 (CRT_BINUTILS_SPECS): Likewsie.
598 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
600 2007-11-15 Jakub Jelinek <jakub@redhat.com>
603 * tree-ssa-ccp.c (optimize_stack_restore): New function.
604 (execute_fold_all_builtins): Call optimize_stack_restore for
605 BUILT_IN_STACK_RESTORE.
607 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
609 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
610 propagation into an address; that's done in should_replace_address.
612 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
614 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
615 * config/spu/spu.c (legitimate_const): Remove.
616 (classify_immediate): Inline call to legitimate_const.
617 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
618 for any constant, not just -512 .. 511.
620 2007-11-15 Sa Liu <saliu@de.ibm.com>
622 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
623 condition from HONOR_NANS test.
624 * config/spu/spu.md (ceq_df): Always generate comparison code
625 inline, including checks for NaNs and infinities.
627 (cgt_v2df): Likewise.
628 (cmpdf): Make this expander unconditional.
630 2007-11-15 Richard Guenther <rguenther@suse.de>
632 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
633 to only create SFTs if we also create variable infos for PTA.
634 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
637 2007-11-15 Richard Guenther <rguenther@suse.de>
639 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
640 type for TBAA pruning.
641 (find_what_p_points_to): Call set_uids_in_ptset with the original
642 pointer, not the decl of the solution we collapsed to.
644 2007-11-14 David Daney <ddaney@avtrex.com>
646 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
649 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
652 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
653 for registers in BR_REGS class.
655 2007-11-14 Jakub Jelinek <jakub@redhat.com>
658 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
659 init_ssa_operands has not been called for cfun.
661 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
663 PR tree-optimization/34046
664 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
665 scaling if the old probability is greater than the new base.
667 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
669 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
670 unused edges after loop duplication.
672 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
675 (enum target_cpu_default): ... this enum.
676 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
677 * config/i386/i386.c (override_options): ... here.
678 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
679 TARGET_CPU_DEFAULT_i486.
681 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
683 * global.c (rest_of_handle_global_alloc): Fix comment typos.
684 * config/sh/sh.c (sh_rtx_costs): Likewise.
685 * ChangeLog: Likewise.
687 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
689 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
690 should not be of pointer type.
692 2007-11-13 Michael Meissner <michael.meissner@amd.com>
694 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
697 2007-11-13 Sterling Augustine <sterling@tensilica.com>
698 Bob Wilson <bob.wilson@acm.org>
700 * config/xtensa/unwind-dw2-xtensa.c: New.
701 * config/xtensa/unwind-dw2-xtensa.h: New.
702 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
703 (DWARF2_UNWIND_INFO): Remove.
704 (DWARF_FRAME_REGISTERS): Define.
705 (EH_RETURN_DATA_REGNO): Define.
706 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
708 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
710 2007-11-13 Jakub Jelinek <jakub@redhat.com>
712 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
713 -fsched-stalled-insns.
715 PR tree-optimization/34063
716 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
717 as first chrec_fold_plus operand rather than second.
719 2007-11-13 Diego Novillo <dnovillo@google.com>
721 PR tree-optimization/33870
722 * tree.h (strcut tree_memory_tag): add field unpartitionable.
723 remove field in_nested_struct.
724 (struct tree_struct_field_tag): add field nesting_level.
725 (sft_in_nested_struct): remove.
726 (sft_nesting_level): define.
727 (sft_unpartitionable_p): define.
728 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
729 partitionable, return long_max.
730 (compute_memory_partitions): do not partition sfts marked
732 (create_sft): add argument nesting_level. set
733 sft_nesting_level with it. update all users.
734 (create_overlap_variables_for): show nesting level.
735 * tree-dfa.c (dump_subvars_for): likewise.
736 (dump_variable): likewise.
737 show whether the sft is partitionable or not.
738 * tree-flow.h (struct fieldoff): remove field
740 add field nesting_level.
741 * tree-ssa-structalias.c (struct variable_info): remove
742 field in_nested_struct.
743 (push_fields_onto_fieldstack): add argument
744 nesting_level. update all users.
745 update documentation.
746 update pair->nesting_level with nesting_level.
747 make recursive calls with nesting_level + 1.
748 (set_uids_in_ptset): if an sft is added to the points-to
749 set, mark it as unpartitionable.
750 * tree-ssa-operands.c (ref_nesting_level): new.
751 (add_vars_for_offset): call it.
752 add argument full_ref. update
754 if var is inside a nested structure and the nesting level
755 of full_ref is lower than the nesting level of var,
756 adjust offset by the offset of var.
758 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
760 PR tree-optimization/32582
761 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
763 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
765 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
766 functions can be used as constant.
768 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
770 PR rtl-optimization/34035
771 * cse.c (cse_cfg_altered): New global variable.
772 (cse_jumps_altered): Make boolean.
773 (recorded_label_ref): Likewise.
774 (cse_insn): Adjust for above changes.
775 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
776 if dead edges have been purged.
777 (cse_main): Change return value specification and adjust code.
778 (rest_of_handle_cse): Adjust for above change.
779 (rest_of_handle_cse2): Likewise.
780 * gcse.c (rest_of_handle_gcse): Likewise.
782 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
783 Michael Meissner <michael.meissner@amd.com>
785 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
786 get the appropriate suffix for the coms* instruction.
787 (sse5_pcmov_<mode>): Restrict operands of pcmov
788 for scalar case to be only xmm registers and not memory.
790 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
791 constraints to follow the mnemonics for the pcmov instruction
793 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
796 * config/mips/mips.c (mips_return_fpr_single): New function.
797 (mips_function_value): Use it when returning single-field
799 (mips_expand_call): Handle the PARALLELs created by
800 mips_return_fpr_single.
802 2007-11-12 Richard Guenther <rguenther@suse.de>
805 * fold-const.c (fold_binary): If testing for non-negative
806 operands with tree_expr_nonnegative_warnv_p make sure to
807 use op0 which has all (sign) conversions retained.
809 2007-11-12 Richard Guenther <rguenther@suse.de>
812 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
813 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
815 2007-11-12 Ira Rosen <irar@il.ibm.com>
817 PR tree-optimization/33953
818 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
819 allocate vec_oprnds1 according to the number of created vector
820 statements. In case of shift with scalar argument, store scalar operand
821 for every vector statement to be created for the SLP node. Fix a
824 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
826 * gcse.c (CUID_INSN): Remove.
828 (alloc_gcse_mem): Don't allocate cuid_insn.
829 (free_gcse_mem): Don't free cuid_insn.
831 2007-11-10 Jakub Jelinek <jakub@redhat.com>
834 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
838 * tree-inline.h (copy_body_data): Add regimplify field.
839 * tree-inline.c (copy_body_r): Set id->regimplify to true
840 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
842 (copy_bb): Clear id->regimplify before walk_tree, if it is
843 set afterwards, regimplify the whole statement.
845 PR tree-optimization/33680
846 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
847 if the added cast involves variable length types.
849 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
850 Maxim Kuvyrkov <maxim@codesourcery.com>
852 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
853 instead of TRUE_BARRIER for jumps. Add register dependencies
854 even when reg_pending_barrier is set.
856 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
858 * haifa-sched.c (haifa_classify_insn): Rename to ...
859 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
860 handle PARALLELs by recursing. Use it ...
861 (haifa_classify_insn): ... here. Reimplement.
863 2007-11-09 Richard Guenther <rguenther@suse.de>
865 * bitmap.h (bitmap_single_bit_set_p): Declare.
866 * bitmap.c (bitmap_single_bit_set_p): New function.
867 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
868 (maybe_create_global_var): Use bitmap_empty_p.
870 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
871 Jakub Jelinek <jakub@redhat.com>
873 PR rtl-optimization/34012
874 * fwprop.c (try_fwprop_subst): Do not replace if the new
875 SET_SRC has a higher cost than the old one.
877 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
879 PR rtl-optimization/33732
880 * reload.c (push_reload): Check that the REG_DEAD note was referring
881 to a hardreg or to a pseudo that has been assigned exactly one hardreg
882 before considering it in order to select the reload register.
883 (combine_reloads): Likewise.
884 (find_dummy_reload): Likewise.
886 2007-11-09 Richard Guenther <rguenther@suse.de>
888 * tree-flow.h (struct ptr_info_def): Make escape_mask a
890 (struct ptr_info_def): Likewise.
891 (enum escape_type): Also use bit zero.
893 2007-11-09 Richard Guenther <rguenther@suse.de>
895 PR tree-optimization/33604
896 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
897 Disregard changes in CV qualifiers of pointed to types for
898 forward propagating ADDR_EXPRs.
899 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
902 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
904 * dse.c (find_shift_sequence): Always choose an integer mode for
906 (replace_read): Require both the read and store mode to be
907 integer ones. Remove a then-redundant FLOAT_P check.
909 2007-11-08 Richard Guenther <rguenther@suse.de>
911 * tree-dfa.c (remove_referenced_var): If removing a
912 variable which has subvars, also remove those from
913 the referenced vars. Do not create a variable annotation.
915 2007-11-08 Bob Wilson <bob.wilson@acm.org>
917 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
918 argument for gen_entry calls.
919 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
920 (entry): Use the new attribute value. Remove unused first operand.
922 2007-11-08 Tom Tromey <tromey@redhat.com>
924 * c-parser.c (c_parser_translation_unit): Use location in error.
925 (c_parser_external_declaration): Likewise.
926 (c_parser_declaration_or_fndef): Likewise.
927 (c_parser_enum_specifier): Likewise.
928 (c_parser_struct_or_union_specifier): Likewise.
929 (c_parser_struct_declaration): Likewise.
930 (c_parser_typeof_specifier): Likewise.
931 (c_parser_parms_list_declarator): Likewise.
932 (c_parser_asm_string_literal): Likewise.
933 (c_parser_braced_init): Likewise.
934 (c_parser_initelt): Likewise.
935 (c_parser_compound_statement_nostart): Likewise.
936 (c_parser_statement_after_labels): Likewise.
937 (c_parser_do_statement): Likewise.
938 (c_parser_asm_statement): Likewise.
939 (c_parser_conditional_expression): Likewise.
940 (c_parser_unary_expression): Likewise.
941 (c_parser_sizeof_expression): Likewise.
942 (c_parser_postfix_expression): Likewise.
943 (c_parser_postfix_expression_after_paren_type): Likewise.
944 (c_parser_objc_class_instance_variables): Likewise.
945 (c_parser_objc_method_definition): Likewise.
946 (c_parser_objc_methodprotolist): Likewise.
947 (c_parser_pragma): Likewise.
948 (c_parser_omp_clause_num_threads): Likewise.
949 (c_parser_omp_clause_schedule): Likewise.
950 (c_parser_omp_all_clauses): Likewise.
951 (c_parser_omp_sections_scope): Likewise.
952 (c_parser_label): Use location of label, not colon.
954 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
957 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
960 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
963 * ipa-pure-const.c (static_execute): Added code to keep recursive
964 functions from being marked as pure or const.
965 * ipa-utils.c (searchc): Fixed comment.
967 2007-11-08 Tom Tromey <tromey@redhat.com>
969 * common.opt (fshow-column): Default to 0.
970 * configure: Rebuilt.
971 * configure.ac (--enable-mapped-location): Default to 'yes'.
973 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
975 * common.opt: Add pointer to doc/options.texi.
976 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
977 -fipa-reference): Add or correct doc. Sorted options list for -Os
980 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
983 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
984 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
985 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
986 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
987 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
988 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
989 to TARGET_BIG_ENDIAN_DEFAULT.
990 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
991 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
992 to TARGET_BIG_ENDIAN_DEFAULT.
994 2007-11-07 Diego Novillo <dnovillo@google.com>
996 * tree.h (struct tree_struct_field_tag): Move field
998 (struct tree_memory_tag): ... here.
1000 2007-11-07 Diego Novillo <dnovillo@google.com>
1003 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1004 (SFT_IN_NESTED_STRUCT): Define.
1005 * tree-dfa.c (dump_subvars_for): Show offset of each
1007 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1008 * tree-ssa-structalias.c (struct variable_info): Likewise.
1009 (push_fields_onto_fieldstack): If OFFSET is positive,
1010 set in_nested_struct.
1011 (create_variable_info_for): Copy setting of
1012 in_nested_struct from the field offset object.
1013 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1014 variable info object.
1015 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1016 belongs to a nested structure, adjust OFFSET by
1019 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1021 PR rtl-optimization/33737
1022 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1023 target block after computing the probabilities of outgoing edges.
1024 Cap the frequency to BB_FREQ_MAX.
1025 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1026 frequency of the basic block if it has been reused.
1028 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1030 PR rtl-optimization/33822
1031 * rtl.h (REG_OFFSET): Fix comment.
1032 * var-tracking.c (INT_MEM_OFFSET): New macro.
1033 (var_mem_set): Use it.
1034 (var_mem_delete_and_set): Likewise.
1035 (var_mem_delete): Likewise.
1036 (same_variable_part_p): Likewise.
1037 (vt_get_decl_and_offset): Likewise.
1038 (offset_valid_for_tracked_p): New predicate.
1039 (count_uses): Do not track locations with invalid offsets.
1040 (add_uses): Likewise.
1041 (add_stores): Likewise.
1043 2007-11-07 Tom Tromey <tromey@redhat.com>
1045 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1046 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1048 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1049 Andrey Belevantsev <abel@ispras.ru>
1051 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1052 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1053 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1054 Save calculated max_asap in it.
1055 (sms_schedule): Calculate maxii using max_asap.
1057 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1059 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1060 with -mhard-dfp/-mno-hard-dfp.
1062 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1063 Jakub Jelinek <jakub@redhat.com>
1066 * haifa-sched.c (check_sched_flags): Remove.
1067 (sched_init): Don't call it.
1069 2007-11-06 Diego Novillo <dnovillo@google.com>
1071 * tree-flow.h (struct fieldoff): Reformat comment.
1073 * tree-ssa-operands.c: Tidy top-level comments.
1074 (add_vop): Likewise.
1075 (add_vars_for_offset): Tidy parameter formatting..
1076 (get_addr_dereference_operands): Likewise.
1077 (get_indirect_ref_operands): Likewise.
1078 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1079 <OMP_ATOMIC_STORE>: Likewise.
1081 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1084 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1085 GCC_VERSION which is always defined.
1087 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1090 * reload1.c (find_reloads): Also check in_reg when handling a
1091 simple move with an input reload and a destination of a hard
1094 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1096 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1097 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1098 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1099 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1100 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1101 (m68k_sched_attr_type2): New function.
1102 (sched_adjust_cost_state): New static variable.
1103 (m68k_sched_adjust_cost): New static function implementing
1105 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1106 New static variables.
1107 (m68k_sched_variable_issue): New static function implementing
1109 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1110 (sched_dump_split_class): New static function.
1111 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1113 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1114 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1115 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1116 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1119 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1120 (CPU_UNITS_QUERY): Define.
1122 * config/m68k/cf.md: New file.
1123 * config/m68k/m68.md (cf.md): New include.
1125 2007-11-06 Tom Tromey <tromey@redhat.com>
1127 PR c++/32256, PR c++/32368:
1128 * function.c (saved_in_system_header): New global.
1129 (push_cfun): Save in_system_header.
1130 (pop_cfun): Restore in_system_header.
1131 (push_struct_function): Save in_system_header.
1133 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1137 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1138 (complete_array_type): Set canonical type appropriately.
1139 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1140 C and C++ front ends now have different versions of this function,
1141 because the C++ version needs to maintain canonical types here.
1143 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1145 * tree-parloops.c (reduction_info): Remove reduction_init field.
1146 (initialize_reductions): Remove creation of the reduction_init variable.
1147 (struct data_arg): Remove.
1148 (add_field_for_reduction, create_stores_for_reduction): New functions.
1149 (add_field_for_name): Remove reduction handling.
1150 (separate_decls_in_loop): Call add_field_for_reduction,
1151 create_stores_for_reduction.
1153 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1155 PR tree-optimization/33458
1156 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1157 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1159 PR tree-optimization/33993
1160 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1161 rather than build_constructor_from_list if all list values are
1163 (get_initial_def_for_induction): Use build_vector instead of
1164 build_constructor_from_list.
1166 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1169 * tree.h (DECL_INIT_PRIORITY): Do not require
1170 DECL_HAS_INIT_PRIORITY_P.
1171 (DECL_FINI_PRIORITY): Likewise.
1172 * tree.c (decl_init_priority_lookup): Remove assert.
1173 (decl_fini_priority_insert): Likewise.
1174 * cgraphunit.c (static_ctors): Make it a VEC.
1175 (static_dtors): Likewise.
1176 (record_cdtor_fn): Adjust accordingly.
1177 (build_cdtor): Generate multiple functions for each initialization
1179 (compare_ctor): New function.
1180 (compare_dtor): Likewise.
1181 (cgraph_build_cdtor_fns): Sort the functions by priority before
1182 calling build_cdtor.
1183 (cgraph_build_static_cdtor): Put the priority in the function's
1186 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1189 * common.opt: Add shared and pie.
1191 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1193 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1194 replace references to virtual_stack_vars_rtx in goto_handler.
1196 2007-11-05 Paul Brook <paul@codesourcery.com>
1198 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1199 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1200 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1201 arm_lang_output_object_attributes_hook.
1202 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1203 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1204 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1206 * config/arm/t-arm.c (arm.o): New rule.
1207 * config/arm/arm-c.c: New file.
1209 2007-11-05 Nick Clifton <nickc@redhat.com>
1210 Sebastian Pop <sebastian.pop@amd.com>
1212 PR tree-optimization/32540
1213 PR tree-optimization/33922
1214 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1215 * tree-ssa-pre.c: Include params.h.
1216 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1217 to limit the maximum length of the PA set for a given block.
1218 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1219 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1221 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1223 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1224 __fixunssfDI): Make return type unsigned.
1225 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1226 __fixunssfDI): Make return type unsigned.
1228 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1230 PR tree-optimization/33856
1231 * tree-data-ref.c (get_references_in_stmt): Don't add
1232 REFERENCE_CLASS_P trees to references vector if get_base_address
1233 returns NULL on them.
1235 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1237 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1239 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1242 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1243 for TRUTH_NOT_EXPR to type.
1245 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1247 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1249 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1252 * dwarf2out.c (add_calling_convention_attribute): Change
1253 second argument. Set calling convention to DW_CC_program for
1254 Fortran main program.
1255 (gen_subprogram_die): Adjust to new prototype for
1256 add_calling_convention_attribute.
1258 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1260 PR tree-optimization/33987
1261 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1263 (vectorizable_reduction): Add type check.
1265 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1268 * c-parser.c (c_parser_statement_after_labels): Error if a
1269 declaration is parsed after a label.
1271 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1274 * reorg.c (emit_delay_sequence): Do not clear the locator on
1275 the jump instruction.
1277 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1280 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1281 current sched region.
1283 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1285 * config/ia64/ia64.c (struct reg_write_state): Change into
1286 unsigned short bitfields rather than unsigned int, decrease
1287 first_pred to just 10 bits.
1288 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1289 into two char array.
1290 (rws_insn_set, rws_insn_test): New functions.
1291 (in_safe_group_barrier): New variable.
1292 (rws_update): Remove first argument, always set rws_sum array.
1293 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1294 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1296 (rtx_needs_barrier): Use rws_insn_test macro.
1297 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1298 instead set/clear in_safe_group_barrier flag.
1300 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1302 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1303 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1304 pointer or frame pointer.
1305 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1306 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1307 (DWARF2_UNWIND_INFO): Define.
1308 (INCOMING_RETURN_ADDR_RTX): Define.
1309 (DWARF_FRAME_RETURN_COLUMN): Define.
1311 2007-11-02 Tom Tromey <tromey@redhat.com>
1313 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1316 2007-11-02 Diego Novillo <dnovillo@google.com>
1318 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1319 argument from function pointer ANALYZE_EXPR. Update all
1321 * cgraph.c (debug_cgraph_node): New.
1322 (debug_cgraph): New.
1324 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1326 PR rtl-optimization/33648
1327 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1328 the newly created basic block.
1330 2007-11-01 Richard Guenther <rguenther@suse.de>
1332 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1334 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1336 PR rtl-optimization/33828
1337 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1338 of VBEIN and VBEOUT.
1340 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1342 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1343 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1344 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1346 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1348 * gcc.c (getenv_spec_function): Escape the environment variable's
1351 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1353 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1354 show that CSE means common subexpression elimination. Change wording
1355 for -fsee and define LCM. Remove capitalization of optimizations
1356 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1358 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1361 * doc/sourcebuild.texi (Test Directives): Document that xfail
1362 has no effect for dg-do except when dg-do-what is "run".
1364 2007-11-01 Tom Tromey <tromey@redhat.com>
1366 * c-decl.c (grokdeclarator): Set decl source locations.
1367 * c-parser.c (c_parser_enum_specifier): Set location.
1368 (c_parser_struct_or_union_specifier): Likewise.
1370 2007-11-01 Tom Tromey <tromey@redhat.com>
1372 * print-tree.c (print_node): Print column number.
1374 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1377 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1378 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1379 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1381 PR rtl-optimization/33673
1382 * gcse.c (cprop_jump): If a conditional jump has been optimized
1383 into unconditional jump, make the remaining normal edge fallthru
1384 and delete the jump insn.
1386 2007-11-01 Ben Elliston <bje@au.ibm.com>
1388 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1389 (set_mem_attrs_from_reg): Likewise.
1391 2007-11-01 Michael Matz <matz@suse.de>
1393 PR tree-optimization/33961
1394 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1395 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1396 (add_or_mark_expr): New argument 'store', using it to search
1398 (nt_init_block): Adjust calls to add_or_mark_expr.
1400 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1403 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1404 for the first push_operand.
1406 2007-10-31 Revital Eres <eres@il.ibm.com>
1408 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1409 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1410 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1411 movmisalignv2sf, vcondv2sf): New.
1412 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1413 UNSPEC_EXTODD_V2SF): Define new constants.
1414 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1415 paired_emit_vector_cond_expr): New.
1416 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1417 * config/rs6000/rs6000.c (paired_expand_vector_move,
1418 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1420 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1422 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1424 PR tree-optimization/32377
1425 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1426 work also for unknown number of iterations.
1427 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1428 number of iterations is not known.
1430 2007-10-31 Richard Guenther <rguenther@suse.de>
1433 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1434 new undefined integer overflow.
1435 (fold_binary): Avoid useless conversion.
1437 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1440 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
1443 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1445 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1447 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1448 with -mhard-dfp/-mno-hard-dfp.
1449 * config/s390/s390.opt: Likewise.
1450 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1453 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1455 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1457 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1459 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1460 optimization options.
1461 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1462 enabled by -O. Document -fdce and -fdse.
1464 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1467 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1468 convert second operand of COMPOUND_EXPR to the original type of
1471 2007-10-30 Richard Guenther <rguenther@suse.de>
1473 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1474 of loop adding SFTs as virtual operands.
1476 2007-10-30 Richard Guenther <rguenther@suse.de>
1478 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1480 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1482 PR tree-optimization/32893
1483 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1484 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1486 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1488 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1490 (sub_ddmmss): Likewise.
1491 (umul_ppmm): Likewise.
1492 (udiv_qrnnd): Likewise.
1494 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1497 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1498 directives must come before dg-additional-sources.
1500 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1502 PR tree-optimization/33723
1503 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1504 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1506 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1508 PR tree-optimization/33614
1509 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1510 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1511 initializer constants.
1513 2007-10-29 Richard Guenther <rguenther@suse.de>
1515 PR tree-optimization/33870
1516 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1517 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1520 2007-10-29 Richard Guenther <rguenther@suse.de>
1522 * passes.c (init_optimization_passes): Exchange store_copy_prop
1524 * tree-pass.h (pass_store_copy_prop): Remove.
1525 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1526 (stmt_may_generate-copy): Do not handle store_copy_prop.
1527 (get_copy_of_val): Likewise.
1528 (set_copy_of_val): Likewise.
1529 (copy_prop_visit_assignment): Likewise.
1530 (copy_prop_visit_stmt): Likewise.
1531 (copy_prop_visit_phi_node): Likewise.
1532 (init_copy_prop): Likewise.
1533 (execute_copy_prop): Likewise.
1534 (do_copy_prop): Remove.
1535 (gate_store_copy_prop): Likewise.
1536 (store_copy_prop): Likewise.
1537 (pass_store_copy_prop): Likewise.
1538 (pass_copy_prop): Call execute_copy_prop.
1539 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1540 * common.opt (ftree-store-copy-prop): Mark obsolete.
1541 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1543 2007-10-29 Ian Lance Taylor <iant@google.com>
1545 * ifcvt.c (noce_can_store_speculate_p): New static function.
1546 (noce_process_if_block): Call it.
1547 (if_convert): Remove recompute_dominance parameter. Change all
1550 2007-10-29 Richard Guenther <rguenther@suse.de>
1552 * tree-flow-inline.h (get_subvar_at): Use binary search.
1553 (get_first_overlapping_subvar): New function to binary search
1554 for the first overlapping subvar.
1555 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1556 just handle adding subvars for a pointed-to subvar. Optimize
1557 and use get_first_overlapping_subvar.
1558 (add_vars_for_bitmap): Fold into single caller.
1559 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1560 and non pointed-to bits of add_vars_for_offset.
1562 2007-10-29 Revital Eres <eres@il.ibm.com>
1564 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1566 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1567 Zdenek Dvorak <ook@ucw.cz>
1570 reduction support for automatic parallelization.
1572 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1574 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1575 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1576 and OMP_ATOMIC_STORE.
1577 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1578 * gimple-low.c (lower_stmt): Same.
1579 * gimplify.c (gimplify_expr): Same.
1580 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1581 gimplify_omp_atomic_mutex): Remove.
1582 (gimplify_omp_atomic): Change it to simply gimplify the
1583 statement instead of expanding it.
1584 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1585 (expand_omp_atomic, expand_omp_atomic_pipeline,
1586 goa_stabilize_expr, expand_omp_atomic_mutex,
1587 expand_omp_atomic_fetch_op): New functions to implement
1588 expansion of OMP_ATOMIC.
1589 (expand_omp, build_omp_regions_1): Add support for
1590 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1591 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1593 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1595 * tree-parloops.c: add include to tree-vectorizer.h.
1596 (reduction_info): New structure for reduction.
1597 (reduction_list): New list to represent list of reductions per loop.
1598 (struct data_arg): New helper structure for reduction.
1599 (reduction_info_hash, reduction_info_eq, reduction_phi,
1600 initialize_reductions, create_call_for_reduction,
1601 create_phi_for_local_result, create_call_for_reduction_1,
1602 create_loads_for_reductions, create_final_loads_for_reduction):
1604 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1605 (separate_decls_in_loop_name): Support reduction variables.
1606 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1607 call create_loads_for_reduction for each reduction.
1608 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1610 (transform_to_exit_first_loop): Add reduction support, add
1611 reduction_list parameter.
1612 (gen_parallel_loop): Add reduction_list parameter. Add call
1613 separate_decls_in_loop with
1614 the new argument. Traverse reductions and call
1615 initialize_reductions, create_call_for_reduction.
1616 (parallelize_loops): Create and delete the reduction list.
1617 (add_field_for_name): Change use of data parameter. Add fields for
1619 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1620 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1621 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1622 * tree-inline.c (estimate_num_insns_1): add cases for
1623 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1624 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1625 * tree-ssa-operands.c (get_addr_dereference_operands):
1626 New function. Subroutine of get_indirect_ref_operands.
1627 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1628 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1631 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1633 * config/cris/cris.c: Include df.h.
1634 (cris_address_cost): Add gcc_assert for canonicalization
1635 assumptions. For PLUS with MULT or register, correct
1636 test for register in other arm. Tweak comments.
1638 2007-10-28 Richard Guenther <rguenther@suse.de>
1640 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1641 telling if the var is to be treated as points-to location.
1642 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1643 (add_virtual_operand): Only recurse into MPTs if aliases
1646 2007-10-28 Richard Guenther <rguenther@suse.de>
1648 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1649 (add_vars_for_bitmap): Do not recurse further. Only add vars
1650 for pointed-to SFTs.
1651 (add_virtual_operand): Re-instantiate loop to add operands for
1652 aliases. Recurse into MPTs.
1653 (get_indirect_ref_operands): If we fall back to use a pointers
1654 SMT, make sure to not prune based on the access offset and size.
1656 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1659 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1660 the eh information on the statement.
1662 2007-10-28 Richard Guenther <rguenther@suse.de>
1664 * tree-flow.h (subvar_t): Make it a VEC.
1665 (struct subvar): Remove.
1666 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1667 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1669 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1670 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1671 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1672 (set_initial_properties): Likewise.
1673 (setup_pointers_and_addressables): Likewise.
1674 (new_type_alias): Likewise.
1675 (create_overlap_variables_for): Likewise.
1676 * tree-dfa.c (dump_subvars_for): Likewise.
1677 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1678 (get_expr_operands): Likewise.
1679 (add_to_addressable_set): Likewise.
1680 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1682 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1684 PR tree-optimization/33920
1685 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1686 successor bb to true when predecessor bb has NULL predicate.
1687 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1689 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1691 * config/mips/mips.md: Add combiner patterns for DImode extensions
1692 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1695 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1698 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1700 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1702 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1703 LIBCALL notes if they are about to be moved to the same insn.
1705 2007-10-27 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/33870
1708 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1709 duplication. Remove redundant call to access_can_touch_variable.
1710 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1711 (add_virtual_operand): Use it.
1713 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1716 * pa.h (ASM_PN_FORMAT): Delete define.
1718 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1720 * doc/invoke.texi (Option Summary, optimizations): Remove
1721 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1722 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1723 -fsplit-wide-types to match later entry. Break up a long line.
1724 (Option Summary, code gen options) Add -fno-stack-limit. Add
1725 missing @gol to the end of a line.
1726 (Optimization Options): Remove -fbounds-check, which is also
1727 documented under Code Generation Options. Remove =n from
1728 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1729 to -fcprop-registers to match other options, and say when it is
1730 enabled rather than disabled. Remove extra index entry for
1731 -fno-cx-limited-range. Add index entries for -fstack-protector
1732 and -fstack-protector-all.
1733 (Code Gen Options): Add index entry for -ftls-model.
1735 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1737 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1738 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1739 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1740 expand_epilogue, output_movhi): Don't handle 'main' function.
1741 (avr_attribute_table): Add 'OS_task' function attribute.
1742 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1744 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1745 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1747 * config/avr/avr.opt (minit-stack): Remove.
1749 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1751 * tree-nested.c (get_trampoline_type): Fix thinko.
1753 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1756 * tree.c (build_offset_type): Build canonical type based on the
1757 TYPE_MAIN_VARIANT of the base type.
1759 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1761 * reorg.c (emit_delay_sequence): Move insn locator from the
1762 first insn to the sequence.
1764 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1766 * ipa-pure-const.c (check_decl): Return immediately when
1767 pure_const_state has been set to IPA_NEITHER.
1769 2007-10-25 Ira Rosen <irar@il.ibm.com>
1771 PR tree-optimization/33833
1772 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1773 and convert init to sizetype in inner_base construction.
1775 2007-10-25 Richard Guenther <rguenther@suse.de>
1777 * tree-flow.h (mem_sym_stats): Remove.
1778 (dump_mem_sym_stats_for_var): Declare.
1779 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1780 (mem_sym_stats): Move ...
1781 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1782 (mem_sym_score): Rename from ...
1783 (pscore): ... this. Remove.
1784 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1785 not the frequencies.
1786 (compare_mp_info_entries): Make sort stable by disambiguating
1789 2007-10-25 Ira Rosen <irar@il.ibm.com>
1791 PR tree-optimization/33866
1792 * tree-vect-transform.c (vectorizable_store): Check operands of all
1793 the stmts in the group of strided accesses. Get def stmt type for each
1794 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1796 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1798 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1799 (Yt): Rename register constraint to Y2.
1800 * config/i386/sse.md: Use renamed register constraints.
1801 * config/i386/mmx.md: Ditto.
1802 * config/i386/i386.md: Ditto.
1804 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1806 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1808 2007-10-24 Chao-ying Fu <fu@mips.com>
1810 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1811 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1813 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1814 Olga Golovanevsky <olga@il.ibm.com>
1816 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1817 the compiler that wr.wrap and wr.domain are initialized in
1820 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1822 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1823 to print gcov_type values.
1825 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1827 * config/avr/avr.h: Do not include progmem_section definition when
1828 building with IN_TARGET_LIBS.
1830 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1833 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1834 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1835 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1836 (mips_orphaned_high_part_p: New functions.
1837 (mips_avoid_hazard): Don't check INSN_P here.
1838 (mips_avoid_hazards): Rename to...
1839 (mips_reorg_process_insns): ...this. Cope with
1840 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1841 or turn them into nops.
1842 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1843 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1844 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1845 (mips_override_options): Set flag_delayed_branch to 0.
1847 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1849 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1850 MIPS-specific implementation details.
1851 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1852 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1853 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1854 for targets with movmemsi.
1855 (MOVE_BY_PIECES_P): Define.
1856 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1857 (mips_block_move_loop): Add a bytes_per_iter argument.
1858 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1859 Update call to mips_block_move_loop.
1861 2007-10-24 Michael Matz <matz@suse.de>
1864 * var-tracking.c (variable_union): Don't break after one loop
1865 iteration but only when a difference is found.
1866 (dump_variable): Also print DECL_UID.
1868 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1870 * ipa-type-escape.h: Expose function
1871 is_array_access_through_pointer_and_index.
1873 (is_array_access_through_pointer_and_index):
1874 Add three new parameters. Add support of
1875 POINTER_PLUS_EXPR tree code.
1877 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1879 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1880 * tree-pass.h: Add pass_ipa_struct_reorg.
1881 * common.opt: Add ipa-struct-reorg flag.
1882 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1883 * passes.c: Add pass pass_ipa_struct_reorg.
1884 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1885 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1887 2007-10-24 Ira Rosen <irar@il.ibm.com>
1889 PR tree-optimization/33804
1890 * tree-vect-transform.c (vectorizable_operation): Remove the
1891 checks that the vectorization is worthwhile from the transformation
1894 2007-10-24 Ira Rosen <irar@il.ibm.com>
1896 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1897 vectype cannot be determined for the scalar type.
1898 (vect_analyze_slp_instance): Likewise.
1899 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1900 return type to bool. Return false if vectype cannot be determined
1901 for the scalar type.
1902 (vect_get_constant_vectors): Return false if vectype cannot be
1903 determined for the scalar type.
1904 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1905 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1906 vectorizable_reduction): Likewise.
1908 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1910 * config.gcc: For a FreeBSD target, parse the value of ${target}
1911 to determine the value of FBSD_MAJOR, instead of adding an
1912 explicit check for every possible FreeBSD major version.
1914 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1916 PR rtl-optimization/33846
1917 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1919 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1921 PR tree-optimization/33860
1922 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1923 interleaved accesses in case the dr is inside the inner-loop during
1924 outer-loop vectorization.
1926 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1928 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1929 Document MEM_POINTER. Replace mentions of "integrated"
1930 field with "return_val". Delete outdated stuff.
1932 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1934 * config/rs6000/rs6000.c (rs6000_override_options): Set
1935 rs6000_altivec_abi on AIX.
1936 (conditional_register_usage): Set VR20:31 fixed on AIX.
1938 2007-10-23 Richard Guenther <rguenther@suse.de>
1940 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1943 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1944 David S. Miller <davem@davemloft.net>
1946 * df-scan.c (df_get_call_refs): Mark global registers as both a
1947 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1949 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1951 PR tree-optimization/33834
1952 PR tree-optimization/33835
1953 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1954 stmts need to be checked for success seperately.
1955 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1956 Remove the check that stmt is not LIVE.
1957 (vectorizable_assignment, vectorizable_induction): Likewise.
1958 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1959 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1961 (vectorizable_live_operation): Check that op is not NULL.
1963 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1965 * doc/invoke.texi (Optimization Options): In the summary, show
1966 that the value for options -falign-jumps, -falign-labels,
1967 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1968 -fsched-stalled-insns-dep is optional. In the summary, show that
1969 -fsched-stalled-insns takes an optional argument and that
1970 -fparallelize-loops takes an argument. Add opindex for several
1971 optimization options, and fix typos in the opindex commands for
1972 several others. In the descriptions for -fsched-stalled-insns
1973 and -fsched-stalled-insns-dep, show the options with and without
1976 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1978 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1980 * config/avr/avr.h (LINK_SPEC): Likewise.
1981 (CRT_BINUTILS_SPECS): Likewsie.
1982 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1984 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1986 PR rtl-optimization/33644
1987 * cfgcleanup.c: Do not include dce.h.
1988 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1989 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1990 * dce.c (something_changed): Delete.
1991 (libcall_dead_p): New predicate.
1992 (delete_unmarked_insns): Use it to delete dead libcalls.
1993 Deal with REG_LIBCALL and REG_RETVAL notes.
1994 (prescan_libcall_for_dce): New function.
1995 (prescan_insns_for_dce): Use it to deal with libcalls.
1996 (mark_reg_dependencies): Do nothing special for libcalls.
1997 (dce_process_block): Likewise.
1998 (fast_dce): Delete unused local variable.
1999 (run_fast_dce): Do not return a value.
2000 * dce.h (struct df): Delete.
2001 (run_fast_dce): Adjust prototype.
2002 * optabs.c (libcall_id): Delete.
2003 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2004 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2005 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2006 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2007 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2008 notes instead of REG_LIBCALL_ID notes.
2009 * reg-notes.def (LIBCALL_ID): Delete.
2010 * Makefile.in (see.o): Add dce.h dependency.
2011 (cfgcleanup.o): Remove dce.h dependency.
2013 2007-10-22 Michael Matz <matz@suse.de>
2015 PR tree-optimization/33855
2016 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2019 2007-10-22 Ira Rosen <irar@il.ibm.com>
2021 PR tree-optimization/33854
2022 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2023 FLOAT_EXPR to the list of promotion operations.
2025 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2029 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2030 (print_reg): Print register prefix only with AT&T asm syntax.
2031 Support pc_rtx for RIP register.
2032 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2033 relative addressing. Always print segment register prefix with AT&T
2034 asm syntax and never with Intel asm syntax.
2035 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2036 Fix prefix for 16-byte XFmode operands.
2037 (output_addr_const_extra): Support Intel asm syntax.
2038 (x86_file_start): Don't use register prefix with Intel asm syntax.
2039 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2040 ("return_internal_long"): Fix Intel asm syntax output.
2041 ("set_got_rex64"): Support Intel asm syntax.
2042 ("set_rip_rex64"): Likewise.
2043 ("set_got_offset_rex64"): Likewise.
2044 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2046 ("*tls_global_dynamic_64"): Likewise.
2047 ("*tls_local_dynamic_base_64"): Likewise.
2048 ("*load_tp_si")("*load_tp_di"): Likewise.
2049 ("*add_tp_si")("*add_tp_di"): Likewise.
2050 ("*tls_dynamic_lea_64"): Likewise.
2051 ("*sibcall_value_1_rex64_v"): Likewise.
2052 ("stack_tls_protect_set_si"): Likewise.
2053 ("stack_tls_protect_set_di"): Likewise.
2054 ("stack_tls_protect_test_si"): Likewise.
2055 ("stack_tls_protect_test_di"): Likewise.
2056 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2058 ("*movv2sf_internal_rex64"): Likewise.
2059 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2060 (__get_cpuid_max): Likewise.
2062 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2064 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2065 the STRICT_P argument type "bool" rather than "int".
2066 (mips_legitimate_address_p): Likewise.
2067 (fp_register_operand, lo_operand): Delete.
2068 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2069 (mips_emit_scc): Rename to...
2070 (mips_expand_scc): ...this.
2071 (gen_conditional_branch): Rename to...
2072 (mips_expand_conditional_branch): ...this.
2073 (gen_conditional_move): Rename to...
2074 (mips_expand_conditional_move): ...this.
2075 (mips_gen_conditional_trap): Rename to...
2076 (mips_expand_conditional_trap): ...this and take an rtx code instead
2077 of an operands array.
2078 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2080 (mips_emit_fcc_reload): Rename to...
2081 (mips_expand_fcc_reload): ...this.
2082 (init_cumulative_args): Rename to...
2083 (mips_init_cumulative_args): ...this and remove the libname argument.
2084 (function_arg_advance): Rename to...
2085 (mips_function_arg_advance): ...this.
2086 (function_arg): Rename to...
2087 (mips_function_arg): ...this and use "rtx" instead of
2089 (function_arg_boundary): Rename to...
2090 (mips_function_arg_boundary): ...this.
2091 (mips_expand_unaligned_load): Rename to...
2092 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2093 and BITPOS arguments type "HOST_WIDE_INT".
2094 (mips_expand_unaligned_store): Rename to...
2095 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2096 and BITPOS arguments type "HOST_WIDE_INT".
2097 (override_options): Rename to...
2098 (mips_override_options): ...this.
2099 (print_operand): Rename to...
2100 (mips_print_operand): ...this.
2101 (print_operand_address): Rename to...
2102 (mips_print_operand_address): ...this.
2103 (mips_output_ascii): Remove the PREFIX argument.
2104 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2106 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2107 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2108 of "struct rtx_def *".
2109 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2111 (build_mips16_call_stub): Delete.
2112 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2113 (mips_use_ins_ext_p): Give the second and third arguments type
2114 "HOST_WIDE_INT" rather than "rtx".
2115 * config/mips/mips.h: Update after the above changes. Tweak comments
2117 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2118 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2119 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2120 element type from "char" to "bool".
2121 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2122 (mips_cpu_info_table): Delete.
2123 * config/mips/mips.md: Update after the above changes. Tweak some
2125 * config/mips/mips-ps-3d.md: Likewise.
2126 * config/mips/mips.c: Tweak comments and formatting.
2127 Use NULL-like macros rather than 0 in various places.
2128 (mips_section_threshold): Rename to...
2129 (mips_small_data_threshold): ...this and give it an unsigned type.
2130 (num_source_filenames): Remove explicit initialization.
2131 (sdb_label_count): Likewise.
2132 (sym_lineno): Delete.
2133 (set_noat): Make static.
2134 (mips_branch_likely): Likewise, and give it type "bool".
2135 (mips_isa_info): Rename to...
2136 (mips_isa_option_info): ...this.
2137 (mips_flag_delayed_branch): Rename to...
2138 (mips_base_delayed_branch): ...this.
2139 (mips_split_addresses): Delete.
2140 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2141 element type from "char" to "bool".
2142 (mips_regno_to_class): Add an explicit array size.
2143 (mips16_flipper): Change from type "int" to type "bool".
2144 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2145 (mips_tls_operand_p): Rename to...
2146 (mips_tls_symbol_p): ...this.
2147 (mips_global_symbol_p): Remove redundant "const".
2148 (mips_offset_within_alignment_p): Simplify.
2149 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2150 to STRICT_P and give it type bool.
2151 (mips_valid_base_register_p): Likewise.
2152 (mips_classify_address): Likewise.
2153 (mips_legitimate_address_p): Likewise.
2154 (mips16_unextended_reference_p): Take the offset as an
2155 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2156 (mips_const_insns): Use IN_RANGE.
2157 (mips_force_temporary): Remove an unnecessary copy_rtx.
2158 (mips16_gp_pseudo_reg): Simplify.
2159 (mips_split_symbol): Remove an unnecessary copy_rtx.
2160 (mips_legitimize_tls_address): Only create registers if we need them.
2161 (mips_legitimize_address): Use mips_split_plus.
2162 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2163 variable COST to NUM_OPS.
2164 (mips_legitimize_move): Use gen_lowpart.
2165 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2166 (m16_check_op): Use IN_RANGE.
2167 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2168 (mips_split_doubleword_move): Pass booleans to mips_subword.
2169 (mips_output_move): Store the mode in a local variable.
2170 Explicitly assert that this function does not deal with
2171 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2172 cases more consistent.
2173 (mips_relational_operand_ok_p): Rename to...
2174 (mips_int_order_operand_ok_p): ...this.
2175 (mips_canonicalize_comparison): Rename to...
2176 (mips_canonicalize_int_order_test): ...this.
2177 (mips_emit_int_relational): Rename to...
2178 (mips_emit_int_order_test): ...this. Store the mode in a local
2180 (mips_reverse_fp_cond_p): Rename to...
2181 (mips_reversed_fp_cond): ...this.
2182 (mips_emit_compare): Make the order of the statements more consistent.
2183 (mips_emit_scc): Rename to...
2184 (mips_expand_scc): ...this.
2185 (gen_conditional_branch): Rename to...
2186 (mips_expand_conditional_branch): ...this.
2187 (gen_conditional_move): Rename to...
2188 (mips_expand_conditional_move): ...this. Build the condition
2189 separately from the main pattern.
2190 (mips_gen_conditional_trap): Rename to...
2191 (mips_expand_conditional_trap): ...this and take an rtx code instead
2192 of an operands array. Simplify.
2193 (init_cumulative_args): Rename to...
2194 (mips_init_cumulative_args): ...this. Use memset rather than a
2195 copy from a zeroed static. Use prototype_p and stdarg_p.
2196 (mips_arg_info): Rename to...
2197 (mips_get_arg_info): ...this and put the INFO argument first.
2198 (function_arg): Rename to...
2199 (mips_function_arg): ...this and use "rtx" instead of
2200 "struct rtx_def *". Only split structures into chunks if
2201 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2202 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2203 comparison with REAL_TYPE. Rename local variable REG to REGNO
2204 and make it unsigned.
2205 (function_arg_advance): Rename to...
2206 (mips_function_arg_advance): ...this.
2207 (function_arg_boundary): Rename to...
2208 (mips_function_arg_boundary): ...this.
2209 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2211 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2212 comparison with REAL_TYPE.
2213 (mips_function_value): Remove the FUNC argument. Rename local
2214 variable UNSIGNEDP to UNSIGNED_P.
2215 (mips_return_in_memory): Use IN_RANGE.
2216 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2217 to FUNCTION_ARG_ADVANCE.
2218 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2219 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2220 SIZE and RSIZE if needed.
2221 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2223 (build_mips16_function_stub): Rename to...
2224 (mips16_build_function_stub): ...this.
2225 (build_mips16_call_stub): Rename to...
2226 (mips16_build_call_stub): ...this. Make static, and return a
2227 "bool" rather than an "int". Rename the ARG_SIZE argument to
2228 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2229 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2230 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2232 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2233 are not sibling ones.
2234 (mips_emit_fcc_reload): Rename to...
2235 (mips_expand_fcc_reload): ...this.
2236 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2238 (mips_expand_unaligned_load): Rename to...
2239 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2240 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2242 (mips_expand_unaligned_store): Rename to...
2243 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2244 and BITPOS arguments type "HOST_WIDE_INT".
2245 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2246 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2248 (mips_init_split_addresses): Replace with...
2249 (mips_split_addresses_p): ...this new function.
2250 (mips_init_relocs): Check mips_split_addresses_p () rather than
2251 mips_split_addresses. Always initialize mips_split_p with booleans.
2252 (print_operand_reloc): Rename to...
2253 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2255 (print_operand): Rename to...
2256 (mips_print_operand): ...this.
2257 (print_operand_address): Rename to...
2258 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2259 (mips_in_small_data_p): Simplify.
2260 (mips_output_ascii): Remove the PREFIX argument and "register"
2261 keywords. Use the STRING parameter directly and cast to
2263 (mips16e_collect_argument_save_p): Use IN_RANGE.
2264 (mips_function_has_gp_insn): Simplify.
2265 (mips_set_return_address): Use BITSET_P.
2266 (mips_restore_gp): Use a separate statement to pick the base
2268 (mips_output_function_prologue): Use a local FRAME variable.
2269 (mips_save_reg): Pass booleans to mips_subword.
2270 (mips_expand_prologue): Use a local FRAME variable. Use
2271 cprestore_size to detect when .cprestore is needed.
2272 (mips_restore_reg): Use GP_REG_FIRST.
2273 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2274 rather than "int". Use local FRAME and REGNO variables.
2275 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2276 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2278 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2279 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2280 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2281 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2282 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2283 (builtin_description): Rename to...
2284 (mips_builtin_description): ...this.
2285 (mips_bdesc): Rename to...
2286 (mips_ps_bdesc): ...this.
2287 (sb1_bdesc): Rename to...
2288 (mips_sb1_bdesc): ...this.
2289 (dsp_bdesc): Rename to...
2290 (mips_dsp_bdesc): ...this.
2291 (dsp_32only_bdesc): Rename to...
2292 (mips_dsp_32only_bdesc): ...this.
2293 (bdesc_map): Rename to...
2294 (mips_bdesc_map): ...this.
2295 (bdesc_arrays): Rename to...
2296 (mips_bdesc_arrays): ...this.
2297 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2298 Tweak error message.
2299 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2300 Rename local variables I and J to OPNO and ARGNO respectively.
2301 Assert that the number of arguments is no more than the number of
2303 (mips_expand_builtin_compare): Use an array of arguments rather
2304 than an array of operands. Assert that the number of operands is
2306 (add_constant): Rename to...
2307 (mips16_add_constant): ...this. Use XNEW.
2308 (dump_constants_1): Rename to...
2309 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2310 (dump_constants): Rename to...
2311 (mips16_emit_constants): ...this.
2312 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2313 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2314 Assign mips16_p to was_mips16_p.
2315 (mips_parse_cpu): Tweak warning message.
2316 (override_options): Rename to...
2317 (mips_override_options): ...this. Move the mips_cost initialization
2318 out of the "shared with GAS" block. Quote option names in error
2320 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2321 (mips_order_regs_for_local_alloc): Remove register keyword.
2323 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2325 * system.h (IN_RANGE): Cast each argument individually.
2327 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2329 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2330 MIPS16 code unless using o32 or o64.
2332 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2334 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2335 for modes smaller than 4 bytes.
2336 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2339 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2341 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2342 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2343 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2344 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2346 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2348 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2349 sibling calls to "mips16" functions if the function satisfies
2350 const_call_insn_operand.
2352 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2354 * config/mips/mips.c (mips_va_start): Fix types in calls
2357 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2359 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2362 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2364 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2365 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2366 instead of checking mips_isa.
2368 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2370 * doc/invoke.texi (-mpaired-single): Don't say that the option
2371 requires 64-bit code.
2372 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2373 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2374 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2375 V2SF if ISA_MIPS32R2.
2376 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2377 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2378 to ISA_HAS_NMADD_NMSUB.
2379 (mips_split_doubleword_move): Handle V2SF.
2380 (mips_modes_tieable_p): New function.
2381 (override_options): Report a warning rather than an error when
2382 -mpaired-single is used on ISAs that don't support it; use
2383 ISA_HAS_PAIRED_SINGLE to check that case.
2384 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2385 and DF move splitters with a single MOVE64 splitter, thereby adding
2386 a V2SF splitter too.
2387 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2388 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2389 (HALFMODE): Add V2SF.
2390 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2391 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2392 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2393 (movv2sf_hardfloat_32bit): New pattern.
2394 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2395 TARGET_DOUBLE_FLOAT conditions.
2397 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2399 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2400 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2401 64-bit register in 64-bit libgcc.
2403 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2405 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2406 * config/avr/avr.h (LINK_SPEC): Likewise.
2407 (CRT_BINUTILS_SPECS): Likewsie.
2408 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2410 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2412 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2413 and -Wfatal-errors together.
2415 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2418 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2419 change for vrsave, ie restore after frame pop.
2421 2007-10-19 David S. Miller <davem@davemloft.net>
2423 * config/sparc/niagara2.md: Fix copyright notice.
2425 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2427 PR tree-optimization/23820
2428 PR tree-optimization/24309
2429 PR tree-optimization/33766
2430 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2431 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2432 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2433 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2434 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2435 (linear_transform_loops): Use perfect_loop_nest_depth.
2436 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2437 should have a single condition: their exit.
2439 2007-10-19 Richard Guenther <rguenther@suse.de>
2443 * stor-layout.c (layout_type): Assert that aggregates do not
2444 have their alias sets set.
2445 * alias.c (get_alias_set): Return alias set zero for incomplete
2446 types, return the alias set of the element for incomplete array
2447 types, but do not remember these.
2449 2007-10-19 Richard Guenther <rguenther@suse.de>
2452 2007-10-19 Richard Guenther <rguenther@suse.de>
2455 * tree.c (build_array_type): Do not re-layout unbound array
2458 2007-10-19 Richard Guenther <rguenther@suse.de>
2461 * tree.c (build_array_type): Do not re-layout unbound array
2464 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2466 * config/mips/mips.c (mips_canonicalize_comparison): Check
2467 mips_relational_operand_ok_p before trying to rewrite the test.
2468 Only calculate PLUS_ONE if needed.
2469 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2472 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2474 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2477 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2479 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2480 the call uses the incoming value of $2.
2482 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2484 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2485 rather then gen_rtx_MEM.
2486 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2488 (mips_set_return_address): Likewise.
2489 (mips_restore_gp): Likewise.
2491 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2493 * config/mips/mips.c (gpr_mode): Delete.
2494 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2495 instead of gpr_mode.
2496 (mips_for_each_saved_reg): Likewise.
2497 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2498 (override_options): Don't initialize gpr_mode.
2499 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2501 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2503 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2505 (mips_class_max_nregs): Calculate the smallest consituent register
2506 size and use that to determine an upper bound on the number of
2509 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2511 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2513 (mips_expand_epilogue): ...here.
2514 (mips_mdebug_abi_name): New function, split out from...
2515 (mips_file_start): ...here.
2516 (mips_hard_regno_mode_ok_p): New function, split out from...
2517 (override_options): ...here.
2518 (mips_expand_builtin_1): New function, split out from...
2519 (mips_expand_buitin): ...here. Abort if we don't recognize
2522 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2524 * config/mips/mips.c (build_mips16_function_stub): Load the
2525 target address into $1 before transfering the arguments.
2526 Don't use ".set noreorder".
2527 (build_mips16_call_stub): Likewise.
2529 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2531 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2532 (mips_output_64bit_xfer): Likewise.
2533 (mips16_fp_args): Rename to...
2534 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2535 with a DIRECTION argument. Use mips_output_32bit_xfer and
2536 mips_output_64bit_xfer.
2537 (build_mips16_function_stub): Update accordingly.
2538 (mips16_fpret_double): Delete.
2539 (build_mips16_call_stub): Update after above changes.
2540 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2541 of mips16_fpret_double. Use GP_REG_RETURN.
2543 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2545 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2546 use asm_out_file instead.
2547 (build_mips16_function_stub): Likewise.
2548 (build_mips16_call_stub, mips_output_function_prologue): Update
2551 2007-10-18 David S. Miller <davem@davemloft.net>
2553 Add Niagara-2 support.
2554 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2555 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2556 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2557 (include): Add inclusion of niagara2.md
2558 * config/sparc/sparc.c (niagara2_costs): New.
2559 (sparc_override_options): Add niagara2 entry to cpu_default[]
2560 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2561 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2562 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2563 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2564 (sparc64_initialize_trampoline): Likewise.
2565 (sparc_use_sched_lookahead): Likewise.
2566 (sparc_issue_rate): Likewise.
2567 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2569 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2570 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2571 TARGET_CPU_niagara2.
2572 (PROCESSOR_NIAGARA2): New.
2573 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2574 (BRANCH_COST): Likewise.
2575 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2576 * config/sparc/sol2.h: Likewise.
2577 * config/sparc/niagara2.md: New file.
2579 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2581 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2583 (mips_compute_frame_info): Remove associated code.
2584 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2586 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2588 * config/mips/mips-protos.h (compute_frame_size): Delete.
2589 * config/mips/mips.h: Update comments.
2590 * config/mips/mips.c (mips_frame_info): Remove initialized.
2591 (compute_frame_size): Rename to...
2592 (mips_compute_frame_info): ...this and make static. Remove the
2593 SIZE argument and return no value. Remove the setting of initialized.
2594 Update rest of file accordingly.
2595 (mips_set_return_address): Don't call compute_frame_size.
2596 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2597 Don't call compute_frame_size.
2599 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2601 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2602 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2603 mips_hard_frame_pointer_required.
2604 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2605 large MIPS16 frames.
2606 * config/mips/mips.c (mips_frame_pointer_required): New function.
2608 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2610 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2611 and hard_frame_pointer_offset.
2612 (mips_debugger_offset): Use hard_frame_pointer_offset.
2613 (mips16e_collect_argument_save_p): Likewise.
2614 (compute_frame_size): Initialize arg_pointer_offset and
2615 hard_frame_pointer_offset.
2616 (mips_initial_elimination_offset): Use them.
2617 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2618 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2620 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2622 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2624 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2625 "unsigned int" rather than "int" and put them with the other
2626 register-related fields. Put expanded comments above fields
2627 rather than to their right.
2628 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2629 with a NUM_REGS_PTR argument.
2630 (mips16e_save_restore_pattern_p): Update accordingly.
2631 (compute_frame_size): Clarify frame diagram. Rewrite.
2633 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2635 * config/mips/mips-ftypes.def: New file.
2636 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2637 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2638 (mips_function_type): Redefine using mips-ftypes.def.
2639 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2640 (mips_builtin_vector_type): New function.
2641 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2642 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2643 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2644 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2646 (mips_build_function_type): New function.
2647 (mips_init_builtins): Use it to create types lazily.
2649 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2651 * config/mips/mips.h (set_volatile): Delete.
2652 * config/mips/mips.c (set_volatile): Delete.
2653 (mips_print_operand_punctuation): New function, split out from
2654 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2655 Use the same character ordering in the code and the comments.
2656 Use a recursive call to handle '*'. Abort on unknown characters.
2657 (mips_init_print_operand_punct): New function, split out from
2659 (mips_print_int_branch_condition): New function, split out from
2660 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2661 to report unexpected codes.
2662 (mips_print_float_branch_condition): New function, split out from
2663 print_operand. Use output_operand_lossage to report unexpected codes.
2664 (print_operand): Rework to use a case statement. Use the
2665 same letter ordering in the code and the comments. Use
2666 output_operand_lossage to report unexpected codes and
2667 reverse_condition to handle inverted branch conditions.
2668 (override_options): Use mips_init_print_operand_punct.
2670 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2672 * config/mips/mips.h: Move variable declarations to end of file and
2673 enclose them all in #ifndef USED_FOR_TARGET.
2674 * config/mips/mips.c: Reorder functions into more logical groups,
2675 and so that callees appear before callers. Put the targetm
2676 initializer at the end of the file. Remove forward static
2677 declarations where possible.
2678 (mips_init_builtins): Add "static" to definition.
2679 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2681 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2683 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2684 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2685 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2686 (mips_set_mips16_mode): Initialize min_anchor_offset and
2687 max_anchor_offset directly to constants.
2689 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2691 * config/mips/mips.c: Delete trailing whitespace.
2693 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2695 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2696 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2698 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2699 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2701 2007-10-18 David Daney <ddaney@avtrex.com>
2703 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2704 reg_offset variable to calculate register locations.
2706 2007-10-18 Richard Guenther <rguenther@suse.de>
2708 * tree-ssa.c (uid_ssaname_map_eq): New function.
2709 (uid_ssaname_map_has): Likewise.
2710 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2711 * tree-flow.h (struct gimple_df): Make default_defs a
2713 * tree-dfa.c (gimple_default_def): Deal with it.
2714 (set_default_def): Likewise.
2716 2007-10-18 Richard Guenther <rguenther@suse.de>
2718 * tree-flow.h (struct gimple_df): Make referenced_vars
2720 (uid_decl_map_eq): Declare.
2721 (uid_decl_map_hash): Likewise.
2722 * tree-ssa.c (uid_decl_map_eq): New function.
2723 (uid_decl_map_hash): Likewise.
2724 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2725 * tree-flow-inline.h (first_referenced_var): Deal with
2726 the referenced_vars representation change.
2727 (next_referenced_var): Likewise.
2728 * tree-dfa.c (referenced_var_lookup): Likewise.
2729 (referenced_var_check_and_insert): Likewise.
2730 (remove_referenced_var): Likewise.
2732 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2734 * config/mips/mips.c (mips_dwarf_register_span): New.
2735 (TARGET_DWARF_REGISTER_SPAN): Define.
2737 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2739 * config.gcc : update score-*-elf(extra_objs).
2740 * config/score/mac.md : Remove.
2741 * config/score/misc.md : Remove.
2742 * config/score/score7.md : Remove.
2743 * config/score/score-mdaux.h : Remove.
2744 * config/score/score-mdaux.c : Remove.
2745 * config/score/score-version.h : Remove.
2746 * config/score/score-generic.md : New.
2747 * config/score/score3.h : New.
2748 * config/score/score3.c : New.
2749 * config/score/score7.h : New.
2750 * config/score/score7.c : New.
2751 * config/score/mul-div.S : add flush_cache score3 support.
2752 * config/score/elf.h : Fix some typos.
2753 * config/score/score.md : merge score3 and score7 pattern.
2754 * config/score/score.c : use to seperate which target it used.
2755 * config/score/score.h : use to seperate the target macro.
2756 * config/score/score.opt : remove -mmac option , add -mscore3,
2757 -mscore3d and -march OPTION support.
2759 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2761 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2762 that the offset of a variable is not greater than the size
2765 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2767 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2768 atmega88p, atmega168p and atmega328p devices.
2769 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2770 (CRT_BINUTILS_SPECS): (Ditto.).
2771 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2773 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2775 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2777 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2778 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2779 (print_insn): Move declaration to ...
2780 * rtl.h (print_insn): ... here.
2782 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2784 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2785 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2786 m68k_sched_branch_type): Move declarations to ...
2787 * config/m68/m68k-protos.h: ... here.
2789 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2791 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2793 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2795 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2796 * config/avr/avr.h (LINK_SPEC): Likewise.
2797 (CRT_BINUTILS_SPECS): Likewsie.
2798 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2800 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2802 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2803 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2804 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2806 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2809 * reg-stack.c (move_for_stack_reg): Swap input argument of
2810 UNSPEC_TAN insn to the top of the stack.
2812 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2815 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2816 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2817 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2818 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2819 immediate shift value.
2820 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2821 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2822 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2823 Remove macros for !__OPTIMIZE__ case.
2825 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2827 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2829 (perform_var_substitution): Only DFS from real nodes. Don't test
2831 (unite_pointer_equivalences): Fix broken test.
2833 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2835 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2836 altivec sp_offset. Rearrange sp_offset assignments to
2837 correspond to stack adjustments. Use frame_reg_rtx for
2838 SPE register restores. Correct SPE stack adjustment.
2840 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2842 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2843 * toplev.c (check_global_declaration_1): Use appropriate warning
2844 option instead of unnamed warning.
2845 * stor-layout.c (layout_decl): Likewise.
2846 * c-typeck.c (build_conditional_expr): Likewise.
2847 (build_compound_expr): Fix wrong comment.
2848 (build_binary_op): Use appropriate warning option instead of
2850 * cfgexpand.c (tree_expand_cfg): Likewise.
2851 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2852 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2853 (execute_warn_function_return): Likewise.
2854 * stmt.c (warn_if_unused_value): Likewise.
2856 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2858 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2859 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2861 (CRT_BINUTILS_SPECS): Likewsie.
2862 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2864 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2867 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2869 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2871 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2872 (fini_dce): Only release them for the fast pass.
2873 (end_ud_dce): Delete.
2874 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2875 Call fini_dce instead of end_ud_dce.
2876 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2877 (run_fast_df_dce): Reset df_in_progress to false on exit.
2879 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2880 Maxim Kuvyrkov <maxim@codesourcery.com>
2882 * target.h (unspec_may_trap_p): New target hook.
2883 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2884 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2886 * targhooks.h (default_unspec_may_trap_p): Declare it.
2887 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2888 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2889 * rtl.h (may_trap_p_1): Declare.
2891 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2892 override default hook implementation.
2893 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2896 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2898 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2899 options enabled by Wextra and mention Wuninitialized.
2901 2007-10-15 Nigel Stephens <nigel@mips.com>
2903 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2905 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2907 PR tree-optimization/33136
2908 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2910 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2912 PR tree-optimization/33735
2913 PR tree-optimization/33572
2914 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2915 2007-10-09's change.
2916 * except.c (duplicate_eh_regions): Don't look for prev_try
2917 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2919 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2922 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2923 __builtin_va_arg_pack-containing call stmt.
2925 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2927 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2930 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2932 PR tree-optimization/33619
2933 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2936 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2938 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2940 2007-10-15 Richard Guenther <rguenther@suse.de>
2942 * fold-const.c (extract_array_ref): Remove.
2943 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2944 generic address expression comparison folding. Remove
2945 the folding that used extract_array_ref.
2947 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2950 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2951 speculation type of insn can be changed before trying to do that.
2953 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2955 * dse.c (struct insn_info): Add 'frame_read' field.
2956 (scan_insn): For the call to a const function, set frame_read if
2957 reload has been run.
2958 If the insn reads the frame, kill the frame related stores.
2959 (scan_reads_nospill): Likewise.
2961 2007-10-14 Jason Merrill <jason@redhat.com>
2963 * tree-eh.c (optimize_double_finally): Don't assume that the
2964 cleanup we're duplicating is only one statement.
2966 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2968 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2969 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2970 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2971 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2972 tree-vect-transform.c: Fix comment typos.
2973 * doc/extend.texi: Fix a typo.
2975 * c-common.h: Remove the prototype for c_expand_body.
2976 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2977 * tree.h: Remove the prototype for fold_build_call_expr.
2979 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2981 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2983 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2985 * config/rs6000/aix53.h: New file.
2986 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2987 (TARGET_ALTIVEC_ABI): Same.
2988 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2989 (TARGET_ALTIVEC_ABI): Delete.
2990 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2991 stanza defaulting to aix5.3.
2993 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2995 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2996 (strmov): Use defined constants.
2997 (cmpstrnsi): Likewise.
2998 * config/i386/i386.c (decide_alg): Use defined constants.
2999 (ix86_expand_strlen): Likewise.
3001 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3003 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3004 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3005 (mode_for_reg_attrs, var_lowpart): New functions.
3006 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3007 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3008 or copy is known, set LOC to the SET that performs the set, instead
3010 (find_src_status, find_src_set_src): Remove LOC parameter.
3011 Replace INSN with the source value.
3012 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3013 handling MO_SET and MO_COPY. Update the calls to find_src_status
3014 and find_src_set_src.
3016 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3019 * config/i386/i386.md (strmov): Check for esi and edi usage.
3020 * config/i386/i386.c (decide_alg): Check whether we can use a
3021 rep prefix and adjust algorithm choice accordingly.
3022 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3024 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3026 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3028 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3030 * global.c (build_insn_chain): Formatting fixes.
3032 2007-10-12 Richard Guenther <rguenther@suse.de>
3034 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3035 combining both operands require either both have single uses
3036 or combining to a constant.
3038 2007-10-12 Richard Guenther <rguenther@suse.de>
3041 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3042 a rhs with side-effects or which is a load.
3043 (forward_propagate_into_cond): Also try combining both operands.
3045 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3047 PR tree-optimization/33742
3048 * tree-vect-transform.c (vectorizable_operation): Return false
3049 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3050 (vectorizable_call): Same for rhs_type and lhs_type.
3052 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3054 PR tree-optimization/33645
3055 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3056 pass it to walk_tree.
3057 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3058 When calling set_is_used on a VAR_DECL, if data is not NULL and
3059 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3060 DECL_INITIAL after clearing the bit in bitmap.
3061 (remove_unused_locals): Adjust mark_all_vars_used callers.
3062 Instead of removing unused global vars from unexpanded_var_list
3063 immediately record them in bitmap, call mark_all_vars_used on
3064 all used global vars from unexpanded_var_list and only purge
3065 global vars that weren't found used even during that step.
3067 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3069 * gthr-posix.h (__gthread_active_init): Create detached instead of
3070 joinable thread when testing whether threads are active on hppa-hpux.
3071 * gthr-posix95.h (__gthread_active_init): Likewise.
3073 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3076 * global.c (build_insn_chain): Include insn that occur between
3079 2007-10-11 Tom Tromey <tromey@redhat.com>
3081 * gengtype-yacc.y: Delete.
3083 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3085 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3086 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3087 function_value_32, function_value_64, function_value_ms_64,
3088 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3089 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3092 2007-10-11 Richard Guenther <rguenther@suse.de>
3094 * gcse.c (hash_scan_set): If the next nonnote insn is in
3095 a different basic block insert the set.
3097 2007-10-11 Richard Guenther <rguenther@suse.de>
3100 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3101 (verify_gimple_expr): Use it to verify pointer-to types for
3104 2007-10-11 Richard Guenther <rguenther@suse.de>
3107 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3108 the array element type.
3110 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3112 PR rtl-optimization/33638
3113 * dse.c (struct insn_info): Remove 'stack_read' field,
3114 add 'stack_pointer_based' field.
3115 (record_store): For a store with non-constant base, record
3116 whether it is stack pointer based.
3117 (scan_insn): For the call to a const function, remove stack
3118 pointer based stores from the list of local active stores.
3119 (scan_reads_nospill): Delete code dealing with const functions.
3121 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3123 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3125 (conflict_p, set_conflict, set_conflicts): Likewise.
3126 * global.c (global_alloc): Likewise.
3127 * ra.h: Update prototypes.
3129 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3131 * opth-gen.awk: Fixed generation of comment stating the origin
3134 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3137 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3138 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3139 and '%}', respectively.
3142 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3143 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3144 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3146 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3150 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3151 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3152 syntax for ASSEMBLER_DIALECT.
3153 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3155 2007-10-10 Revital Eres <eres@il.ibm.com>
3157 * modulo-sched.c (check_nodes_order): Dump the final order of
3159 (get_sched_window): Add dump info.
3160 (calculate_order_params): Dump order params of the nodes.
3162 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3165 * ra-conflict.c (record_one_conflict_between_regnos,
3166 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3167 (global_conflicts): Enhanced incorrect check.
3169 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3171 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3172 if flag_exceptions is not set.
3173 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3174 assemble_name rather than incorrectly emulating it.
3176 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3177 friends are removed from G++.
3179 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3181 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3182 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3183 enabling them is redundant. Don't check two times for
3186 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3188 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3190 (set_conflicts_for_earlyclobber): Likewise.
3191 (global_conflicts): Likewise.
3193 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3195 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3196 and '%}', respectively.
3198 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3200 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3201 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3203 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3206 2007-10-09 Richard Guenther <rguenther@suse.de>
3209 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3210 of referenced structure and component.
3212 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3215 * ra-conflict.c (record_one_conflict_between_regnos,
3216 set_conflicts_for_earlyclobber, global_conflicts): Improved
3218 (global_conflicts): Removed incorrect check.
3220 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3222 PR tree-optimization/33615
3223 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3224 if the statement might throw. Fix formatting.
3226 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3228 PR tree-optimization/33615
3229 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3230 if the rhs might throw.
3232 2007-10-09 Jan Hubicka <jh@suse.cz>
3234 * invoke.texi (align-threshold, align-loop-iterations): Document.
3235 * final.c: Include cfgloop.h, params.h
3236 (compute_alignments): Dump decisions and compare them with loop
3237 structure; honor given parameters.
3238 (pass_compute_alignments): New dump file.
3239 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3240 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3242 2007-10-09 James E. Wilson <wilson@specifix.com>
3244 PR tree-optimization/33655
3246 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3247 convert it to bitsizetype before size_binop call.
3249 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3251 PR tree-optimization/33572
3252 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3253 the absence of a corresponding edge from the exit block.
3255 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3258 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3260 (sra_build_assignment): Likewise. Set up mask depending on
3261 precision, not type.
3262 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3263 computing bit masks.
3264 (sra_build_elt_assignment): Don't view-convert from signed to
3266 (sra_explode_bitfield_assignment): Use bit-field type if
3267 possible. Use BYTES_BIG_ENDIAN.
3269 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3272 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3273 the original stmt can throw.
3274 (sra_build_bf_assignment): Fix type mismatch when applying negated
3277 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3279 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3280 '#pragma mark' to be executed at preprocessing time.
3282 2007-10-08 Ollie Wild <aaw@google.com>
3284 * varasm.c (compare_constant): Removed call to
3285 lang_hooks.expand_constant.
3286 (copy_constants): Removed call to lang_hooks.expand_constant.
3287 (compute_reloc_for_constant): Removed call to
3288 lang_hooks.expand_constant.
3289 (output_addressed_constants): Removed call to
3290 lang_hooks.expand_constant.
3291 (constructor_static_from_elts_p): Removed call to
3292 lang_hooks.expand_constant.
3293 (output_constant): Removed calls to lang_hooks.expand_constant.
3294 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3295 * langhooks-def.h (lhd_return_tree): Removed.
3296 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3297 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3298 * langhooks.c (lhd_return_tree): Removed.
3300 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3302 * combine.c (setup_incoming_promotions): Ensure that
3303 arguments that have not undergone mode promotions do not
3304 incorrectly get marked as being sign- or zero-extended.
3306 2007-10-08 Richard Guenther <rguenther@suse.de>
3311 * fold-const.c (fold_binary): Use correct types in folding
3312 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3313 and building of RROTATE_EXPR.
3315 2007-10-08 Richard Guenther <rguenther@suse.de>
3320 * fold-const.c (fold_binary): Use the correct types when
3321 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3322 (fold_binary): Use the correct types when folding
3323 (-A) - B to (-B) - A.
3324 (fold_unary): Use the correct types when folding ~(X).
3326 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3328 * doc/invoke.texi (Wall): fix formatting issues.
3330 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3332 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3333 truncated shift counts.
3335 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3337 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3338 syntax for ASSEMBLER_DIALECT.
3339 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3341 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3342 Nathan Froyd <froydnj@codesourcery.com>
3344 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3345 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3347 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3350 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3352 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3353 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3354 the function, temporarily point the debug interface to the null one.
3356 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3358 PR tree-optimization/33655
3360 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3363 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3365 PR tree-optimization/33572
3366 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3367 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3368 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3370 (copy_edges_for_bb): Handle nonlocal label edges.
3371 (make_nonlocal_label_edges): Deleted.
3372 (optimize_inline_calls): Don't call it.
3374 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3376 * gthr-single.h: Revert last change.
3378 2007-10-05 Michael Matz <matz@suse.de>
3381 * lower-subreg.c (decompose_multiword_subregs): Use
3382 validate_unshare_change().
3384 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3386 * ra-conflict.c: Include "sparseset.h".
3387 (conflicts): Change to HOST_WIDEST_FAST_INT.
3388 (allocnos_live): Redefine variable as a sparseset.
3389 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3391 (allocno_row_words): Removed global variable.
3392 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3393 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3394 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3395 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3397 (record_one_conflict): Update uses of allocnos_live to use
3398 the sparseset routines. Use set_conflicts_p.
3399 (mark_reg_store): Likewise.
3400 (set_reg_in_live): Likewise.
3401 (global_conflicts): Update uses of allocnos_live.
3402 Use the new adjacency list to visit an allocno's neighbors
3403 rather than iterating over all possible allocnos.
3404 Call set_conflicts_p to setup conflicts rather than adding
3406 * global.c: Comments updated.
3407 (CONFLICTP): Delete define.
3408 (regno_compare): New function. Add prototype.
3409 (global_alloc): Sort the allocno to regno mapping according to
3410 which basic blocks the regnos are referenced in. Modify the
3411 conflict bit matrix to a compressed triangular bitmatrix.
3412 Only allocate the conflict bit matrix and adjacency lists if
3413 we are actually going to allocate something.
3414 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3415 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3416 allocno's neighbors rather than iterating over all possible allocnos.
3417 (mirror_conflicts): Removed function.
3418 (dump_conflicts): Iterate over regnos rather than allocnos so
3419 that all dump output will be sorted by regno number.
3420 Use the FOR_EACH_CONFLICT macro.
3421 * ra.h: Comments updated.
3422 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3423 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3425 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3426 (adjacency_list_d, adjacency_iterator_d): New types.
3427 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3428 adjacency_iter_next, regno_basic_block): New static inline functions.
3429 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3430 (conflict_p): Add function prototype.
3431 * sparseset.h, sparseset.c: New files.
3432 * Makefile.in (OBJS-common): Add sparseset.o.
3433 (sparseset.o): New rule.
3435 2007-10-05 Richard Guenther <rguenther@suse.de>
3438 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3441 2007-10-05 Michael Matz <matz@suse.de>
3444 * function.c (match_asm_constraints_1): Check for input
3445 being used in the outputs.
3447 2007-10-05 Richard Guenther <rguenther@suse.de>
3449 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3451 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3454 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3455 subset checks. Make the cost of FPR -> FPR moves depend on
3456 mips_mode_ok_for_mov_fmt_p.
3458 2007-10-04 Doug Kwan <dougkwan@google.com>
3460 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3461 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3462 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3463 support of conditional variables.
3464 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3465 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3466 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3467 support of conditional variables.
3468 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3469 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3470 conditional variables.
3471 * gthr.h: Update comments to document new interface.
3473 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3475 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3478 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3480 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3482 2007-10-04 Richard Guenther <rguenther@suse.de>
3485 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3486 does not need to be of INTEGER_TYPE.
3487 (verify_gimple_2): New function split out from ...
3488 (verify_gimple_1): ... here. ICE if there was an error during
3491 2007-10-04 Michael Matz <matz@suse.de>
3493 PR rtl-optimization/33653
3494 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3495 * dse.c (scan_insn): Same.
3497 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3499 * config.gcc: Remove USE_GAS for m68k targets.
3501 2007-10-04 Richard Guenther <rguenther@suse.de>
3503 PR tree-optimization/33627
3504 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3505 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3507 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3508 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3510 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3512 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3513 commands_in_epilogues): Remove variables.
3514 (avr_file_start): Remove unneded initializations of commands_in_file,
3515 commands_in_prologues and commands_in_epilogues variables.
3516 (avr_file_end): Remove dead code.
3518 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3520 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3521 MOTOROLA is to true.
3523 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3526 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3527 (mips_split_doubleword_move): ...this.
3528 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3529 use natural endianness for multi-format FPR values.
3530 (mips_split_64bit_move): Rename to...
3531 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3532 Use move_doubleword_fpr* patterns for moves involving FPRs.
3533 (mips_save_reg): Update the call to mips_split_64bit_move.
3534 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3535 nonzero constant into an FPR if the constant can be forced to memory.
3536 * config/mips/mips.md: Update the splitter calls to
3537 mips_split_64bit_move.
3538 (UNSPEC_LOAD_DF_LOW): Rename to...
3539 (UNSPEC_LOAD_LOW): ...this.
3540 (UNSPEC_LOAD_DF_HIGH): Rename to...
3541 (UNSPEC_LOAD_HIGH): ...this.
3542 (UNSPEC_STORE_DF_HIGH): Rename to...
3543 (UNSPEC_STORE_WORD): ...this.
3544 (SPLITF): New mode iterator.
3545 (HALFMODE): New mode attribute.
3546 (movtf): New expander.
3547 (*movtf_internal): New define_insn_and_split.
3548 (move_doubleword_fpr<mode>): New expander.
3549 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3551 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3552 (mfhc1<mode>): ...these more general patterns.
3554 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3556 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3558 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3560 * gcse.c (hash_scan_set): Insert set in insn before note at
3561 the end of basic block.
3563 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3565 PR tree-optimization/33576
3566 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3567 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3568 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3569 (remove_iv): Declared.
3570 * lambda-code.c (remove_iv): Not static.
3571 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3572 Don't remove ivs there, save ivs in the buffer.
3574 2007-10-03 Jason Merrill <jason@redhat.com>
3577 * tree-eh.c (same_handler_p): New fn.
3578 (optimize_double_finally): New fn.
3579 (refactor_eh_r): New fn.
3580 (refactor_eh): New fn.
3581 (pass_refactor_eh): New pass.
3582 * tree-pass.h: Declare it.
3583 * passes.c (init_optimization_passes): Add it.
3585 2007-10-03 Doug Kwan <dougkwan@google.com>
3586 Richard Guenther <rguenther@suse.de>
3589 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3590 be conservative instead.
3592 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3595 * doc/invoke.texi (-fwhole-program): Document that Fortran
3596 doesn't support this option.
3598 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3601 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3604 2007-10-02 David Daney <ddaney@avtrex.com>
3606 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3607 against constant zero.
3608 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3611 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3613 * ra-conflict.c: New file.
3615 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3616 usage to DF_LIVE usage.
3617 (reload): Remove reference to df_get_live_top.
3618 * rtlanal.c (subreg_nregs_with_regno): New function.
3619 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3620 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3621 (df_has_eh_preds): Removed.
3622 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3623 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3625 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3626 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3627 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3628 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3629 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3630 (global_alloc): Turn off rescanning insns after call to
3631 global_conflicts and added call to set_preferences.
3632 (global_conflicts): Moved to ra-alloc.c.
3633 (set_preferences_1, set_preferences): New function.
3634 (mirror_conflicts): Changed types for various variables.
3635 (mark_elimination): Change DF_RA_LIVE
3636 usage to DF_LIVE usage.
3637 (build_insn_chain): Rewritten from scratch and made local.
3638 (print_insn_chain, print_insn_chains): New functions.
3639 (dump_conflicts): Do not print conflicts for fixed_regs.
3640 (rest_of_handle_global_alloc): Turn off insn rescanning.
3641 * hard-reg-set.h: Fixed comment.
3642 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3643 usage to DF_LIVE usage and delete refs to TOP sets.
3644 (block_alloc): Mark regs as live if they are in the artificial
3645 defs at top of block.
3646 (find_stack_regs): New function.
3647 (rest_of_handle_local_alloc): Changed urec problem to live
3648 problem and do not turn off df rescanning.
3649 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3650 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3651 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3652 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3653 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3654 fields in df_ref_flags. The rest have been renumbered.
3655 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3657 * rtl.h (subreg_nregs_with_regno): New function.
3658 * df-problems.c: (df_get_live_out, df_get_live_in,
3659 df_get_live_top): Removed reference to DF_RA_LIVE.
3660 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3661 df_live_alloc, df_live_reset, df_live_local_finalize,
3662 df_live_free): Make top set only if different from in set.
3663 (df_lr_top_dump, df_live_top_dump): Only print top set if
3664 different from in set.
3665 (df_lr_bb_local_compute): Removed unnecessary check.
3666 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3667 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3668 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3669 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3670 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3671 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3672 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3673 df_urec_add_problem): Removed.
3674 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3676 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3677 * basic_block.h (bb_has_abnormal_pred): New function.
3678 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3679 usage to DF_LIVE usage.
3681 2007-10-02 Revital Eres <eres@il.ibm.com>
3683 * config/rs6000/predicates.md (easy_vector_constant): Return false
3684 for 750CL paired vectors.
3685 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3687 (vec_initv2sf): Add new description.
3688 (vconcatsf): Likewise.
3689 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3690 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3692 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3694 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3695 sinking the last stmt in a BB.
3697 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3700 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3701 (sra_hash_tree): Handle BIT_FIELD_REFs.
3702 (sra_elt_hash): Don't hash bitfld blocks.
3703 (sra_elt_eq): Skip them in parent compares as well. Handle
3705 (build_element_name_1): Handle BIT_FIELD_REFs.
3706 (instantiate_element): Propagate nowarn from parents. Create
3707 BIT_FIELD_REF for variables that are widened by scalarization.
3708 Gimple-zero-initialize all bit-field variables that are not
3709 part of parameters that are going to be scalarized on entry.
3710 (instantiate_missing_elements_1): Return the sra_elt.
3711 (canon_type_for_field): New.
3712 (try_instantiate_multiple_fields): New. Infer widest possible
3713 access mode from decl or member type, but clip it at word
3714 size, and only widen it if a field crosses an alignment
3716 (instantiate_missing_elements): Use them.
3717 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3718 (scalar_bitfield_p): New.
3719 (sra_build_assignment): Optimize assignments from scalarizable
3720 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3723 (sra_build_bf_assignment): New. Optimize assignments to
3724 scalarizable BIT_FIELD_REFs.
3725 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3726 assignments to full variables.
3727 (generate_copy_inout): Use the new macros and functions.
3728 (generate_element_copy): Likewise. Handle bitfld differences.
3729 (generate_element_zero): Don't recurse for blocks. Use
3730 sra_build_elt_assignment.
3731 (generate_one_element_init): Take elt instead of var. Use
3732 sra_build_elt_assignment.
3733 (generate_element_init_1): Adjust.
3734 (bitfield_overlap_info): New struct.
3735 (bitfield_overlaps_p): New.
3736 (sra_explode_bitfield_assignment): New. Adjust widened
3737 variables to account for endianness.
3738 (sra_sync_for_bitfield_assignment): New.
3739 (scalarize_use): Re-expand assignment to/from scalarized
3740 BIT_FIELD_REFs. Explode or sync needed members for
3741 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3742 (scalarize_copy): Use REPLDUP.
3743 (scalarize_ldst): Move assert before dereference. Adjust EH
3745 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3747 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3749 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3750 Rename CR_* constants to CMP_*. Fix spacing.
3752 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3755 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3756 to be processed with the special script doc/install.texi2html.
3758 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3760 * doc/invoke.texi (Wall): List the options enabled by Wall.
3761 (Wstrict-aliasing): Add missing @option.
3763 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3765 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3766 rather than gen_lowpart to change a register from DImode to DFmode.
3767 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3768 both FROM and TO are integer modes that are no bigger than 4 bytes.
3769 (mips_mode_ok_for_mov_fmt_p): New function.
3770 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3771 (mips_secondary_reload_class): Tweak formatting and comments.
3772 Use reg_class_subset_p instead of direct comparisons with
3773 classes. Only allow direct FPR<->FPR moves for modes that
3774 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3775 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3776 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3777 (*movdi_64bit): Likewise.
3778 (*movsi_internal): Likewise.
3779 (*movhi_internal): Likewise.
3780 (*movqi_internal): Likewise.
3782 2007-09-30 Diego Novillo <dnovillo@google.com>
3785 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3788 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3790 PR tree-optimization/33597
3791 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3792 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3794 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3796 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3797 instead of variants of (!reload_in_progress && !reload_completed).
3798 (x86_expand_vector_move): Ditto.
3800 2007-09-28 Ollie Wild <aaw@google.com>
3803 2007-09-27 Ollie Wild <aaw@google.com>
3805 * varasm.c (compare_constant): Removed call to
3806 lang_hooks.expand_constant.
3807 (copy_constants): Removed call to lang_hooks.expand_constant.
3808 (compute_reloc_for_constant): Removed call to
3809 lang_hooks.expand_constant.
3810 (output_addressed_constants): Removed call to
3811 lang_hooks.expand_constant.
3812 (constructor_static_from_elts_p): Removed call to
3813 lang_hooks.expand_constant.
3814 (output_constant): Removed calls to lang_hooks.expand_constant.
3815 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3816 * langhooks-def.h (lhd_return_tree): Removed.
3817 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3818 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3819 * langhooks.c (lhd_return_tree): Removed.
3821 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3824 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3825 argument to gen_selb.
3827 2007-09-28 Chao-ying Fu <fu@mips.com>
3829 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3830 * doc/libgcc.texi (Fixed-point fractional library routines):
3831 Fix typos for neg and cmp functions.
3833 2007-09-28 Michael Matz <matz@suse.de>
3835 PR rtl-optimization/33552
3836 * function.c (match_asm_constraints_1): Check for overlap in
3837 inputs and replace all occurences.
3839 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3841 * config/mips/mips.c (override_options): Fix comment typo.
3843 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3845 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3846 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3847 * config/bfin/t-bfin-linux (crti.o): Don't build.
3849 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3850 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3852 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3854 2007-09-27 Ollie Wild <aaw@google.com>
3856 * varasm.c (compare_constant): Removed call to
3857 lang_hooks.expand_constant.
3858 (copy_constants): Removed call to lang_hooks.expand_constant.
3859 (compute_reloc_for_constant): Removed call to
3860 lang_hooks.expand_constant.
3861 (output_addressed_constants): Removed call to
3862 lang_hooks.expand_constant.
3863 (constructor_static_from_elts_p): Removed call to
3864 lang_hooks.expand_constant.
3865 (output_constant): Removed calls to lang_hooks.expand_constant.
3866 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3867 * langhooks-def.h (lhd_return_tree): Removed.
3868 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3869 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3870 * langhooks.c (lhd_return_tree): Removed.
3872 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3875 * expr.c (emit_group_load_1): Split constant double when destination
3876 length is half source length.
3878 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3880 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3881 (mips_cpu_info): Add tune_flags.
3882 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3883 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3885 (override_options): Remove deprecation code. Use branch-likely
3886 instructions for optimize_size or if the tuning flags do not
3887 suggest otherwise. Tweak warning.
3888 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3890 2007-09-27 Matthias Klose <doko@ubuntu.com>
3892 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3893 multilib osdirname if it exists.
3894 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3896 2007-09-27 Ian Lance Taylor <iant@google.com>
3898 PR tree-optimization/33565
3899 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3900 assignments of comparisons.
3901 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3902 parameter. Change caller. Defer overflow warnings around call to
3904 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3905 TREE_NO_WARNING is set on the statement.
3906 * tree-ssa-forwprop.c
3907 (tree_ssa_forward_propagate_single_use_vars): Don't test
3908 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3909 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3911 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3913 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3914 reduce offset by units of 0x10000 for SPE vector modes or modes
3915 used with E500 double instructions.
3917 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3919 * simplify-rtx.c (comparison_result): New.
3920 (simplify_const_relational_operation): Use it instead of the five
3921 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3922 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3923 optimizations. Extract nonzero_address_p optimizations into a
3924 separate "if" together with optimizations where op1 is const0_rtx.
3925 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3926 floating-point arguments too when appropriate. Hoist test for ABS
3927 outside the final switch statement.
3928 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3929 folded_arg0 if we found a constant equivalent. Remove
3930 transformations done in simplify-rtx.c for "op0 RELOP op0".
3932 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3934 * builtins.c (expand_builtin, expand_builtin_object_size,
3935 expand_builtin_memory_chk, maybe_emit_chk_warning,
3936 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3938 * expr.c (expand_expr_real_1): Likewise.
3939 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3940 (lhd_print_error_function): Add third argument.
3941 * langhooks.h (struct diagnostic_info): Add forward decl.
3942 (struct lang_hooks): Add third argument to print_error_function.
3943 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3944 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3946 (diagnostic_report_current_function): Likewise.
3947 * toplev.c (announce_function): Pass NULL as second argument to
3948 diagnostic_set_last_function.
3949 * diagnostic.c (diagnostic_report_current_function): Add second
3950 argument, pass it as third argument to lang_hooks.print_error_function.
3951 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3952 to diagnostic_report_current_function.
3953 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3954 and message.abstract_origin.
3955 (verbatim): Initialize abstract_origin.
3956 * pretty-print.h (text_info): Add abstract_origin field.
3957 * pretty-print.c (pp_base_format): Handle %K.
3958 * langhooks.c (lhd_print_error_function): Add third argument. If
3959 diagnostic->abstract_origin, print virtual backtrace.
3960 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3961 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3962 (init_dynamic_diag_info): Likewise.
3964 2007-09-26 David Daney <ddaney@avtrex.com>
3967 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3968 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3969 sync_old_nand<mode>, sync_new_nand<mode>,
3970 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3971 Update length attributes.
3972 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3973 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3975 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3976 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3977 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3980 2007-09-26 Richard Guenther <rguenther@suse.de>
3982 PR tree-optimization/33563
3983 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3984 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3986 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3987 get_use_of_stmt_lhs.
3989 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3992 * c-common.c (complete_array_type): Diagnose too-large arrays and
3993 set type to error_mark_node.
3995 2007-09-26 Richard Guenther <rguenther@suse.de>
3997 PR tree-optimization/30375
3998 PR tree-optimization/33560
3999 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4003 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4005 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4006 (dse_global_data): Add aggregate_vardecl field.
4007 (dse_possible_dead_store_p): New.
4008 Add prev_defvar variable.
4009 Allow immediate uses and previous immediate uses to differ
4010 if they are setting different parts of the whole.
4011 (get_aggregate_vardecl): New.
4012 (dse_record_partial_aggregate_store): New.
4013 (dse_whole_aggregate_clobbered_p): New.
4014 (dse_partial_kill_p): New.
4015 Call dse_maybe_record_aggregate_store().
4016 When checking whether a STMT and its USE_STMT refer to the
4017 same memory address, check also for partial kills that clobber
4019 Move some variable definitions to the block where they are used.
4020 (aggregate_vardecl_hash): New.
4021 (aggregate_vardecl_eq): New.
4022 (aggregate_vardecl_free): New.
4023 (aggregate_whole_store_p): New.
4024 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4025 Mark which aggregate stores we care about.
4027 2007-09-25 DJ Delorie <dj@redhat.com>
4030 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4033 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4036 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4037 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4038 for vector int32 -> int64 conversions. Don't write beyond the end
4039 of the allocated vector for int32 -> int64 conversions.
4041 2007-09-25 Revital Eres <eres@il.ibm.com>
4043 * config/rs6000/paired.h (paired_sel): New.
4044 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4045 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4046 when expanding selv2sf.
4047 * config/rs6000/rs6000.h (rs6000_builtins): Add
4048 PAIRED_BUILTIN_SELV2SF4.
4050 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4053 * c-typeck.c (default_conversion): Call require_complete_type
4054 before perform_integral_promotions.
4055 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4056 (build_c_cast): Call require_complete_type except for casts to
4058 (convert_for_assignment): Call require_complete_type.
4060 2007-09-25 Revital Eres <eres@il.ibm.com>
4062 * config/spu/spu.md: Fix doloop pattern.
4064 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4066 * config/bfin/bfin.c (expand_prologue_reg_save,
4067 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4068 and ASTAT moved here...
4069 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4070 ... from here. New argument ALL; callers changed.
4071 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4072 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4073 have the "saveall" attribute.
4075 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4077 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4079 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4080 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4081 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4083 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4084 with REG_P tests before REGNO access.
4086 2007-09-24 DJ Delorie <dj@redhat.com>
4089 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4091 (movqicc_<code>_<mode>): Likewise.
4092 (movhicc_<code>_<mode>): Likewise.
4094 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4097 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4098 register for reload.
4100 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4103 * config/i386/i386.c (ix86_comp_type_attributes): Check
4106 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4108 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4109 "move.l %a4,%a4" to produce nops.
4110 * config/m68k/m68k.c (override_options): Reset align options,
4111 if neccessary align macro isn't avaible.
4113 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4115 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4117 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4119 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4121 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4122 reload is completed.
4123 (peephole pattern): Convert most of them to RTL peephole pattern.
4125 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4127 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4128 (moved from fp compare patterns).
4129 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4130 Cleanup predicates to relieve reload.
4131 (conditional_trap): Reject conditional trap with fp condition.
4132 * config/m68k/predicates.md (fp_src_operand): New, reject
4133 certain constants early.
4135 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4137 * final.c (final_scan_insn): Remove accidentally duplicated code.
4139 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4141 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4142 Allow --with-tune=cell and --with-cpu=cell.
4144 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4146 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4147 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4149 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4151 (TARGET_BUILTIN_RECIPROCAL): Use it.
4152 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4153 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4154 (rs6000_emit_swrsqrtsf): New.
4155 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4157 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4158 (divsf3): Remove swdiv support.
4161 (rsqrt_internal1): New.
4162 (divdf3): Remove swdiv support.
4165 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4168 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4170 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4171 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4172 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4173 lang_hooks.type.type_hash_eq in addition to generic tests.
4175 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4176 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4178 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4179 reflect the cost per call to a target specific builtin.
4180 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4181 call to a target specific builtin, then use target_builtin_call_cost.
4182 (init_inline_once): Initialize target_builtin_call_cost field.
4184 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4187 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4190 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4192 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4193 * configure: Regenerated.
4195 2007-09-23 Ollie Wild <aaw@google.com>
4197 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4199 (get_pointer_modulus_and_residue): New function.
4201 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4203 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4204 combine an SC return value into a single register.
4206 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4208 * opth-gen.awk (target_flags_explicit): Declare.
4209 * toplev.h (target_flags_explicit): Delete declaration.
4210 * toplev.c (target_flags): Likewise.
4211 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4212 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4213 Never return true for TARGET_MIPS16.
4214 * config/mips/mips.c (mips_llsc): Delete.
4215 (mips_handle_option): Remove -mllsc handling.
4216 (mips_strip_unspec_address): Tweak comment.
4217 * config/mips/mips.opt (mllsc): Use a target mask.
4219 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4221 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4222 word_mode as well as Pmode.
4224 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4226 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4227 parameters from word_mode to the subword type if such a truncation
4230 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4232 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4233 * configure: Regenerated.
4235 2007-09-23 Jan Hubicka <jh@suse.cz>
4237 * params.def (INLINE_CALL_COST): Set to 12.
4238 * invoke.texi (inline-call-cost): Update default value.
4240 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4242 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4244 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4245 Revital Eres <eres@il.ibm.com>
4247 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4248 checks whether the count_reg is found outside the control part.
4250 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4252 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4253 instead of checking CALL_EXPR_FN directly to test for builtins.
4254 If error or warning attributes are present, print
4255 error resp. warning.
4256 * c-common.c (handle_error_attribute): New function.
4257 (c_common_attribute_table): Add error and warning
4259 * doc/extend.texi: Document error and warning attributes.
4261 * tree.h (block_nonartificial_location): New prototype.
4262 * tree.c (block_nonartificial_location): New function.
4263 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4264 if artificial attribute is present on abstract inline decl.
4265 * c-common.c (handle_artificial_attribute): New function.
4266 (c_common_attribute_table): Add artificial attribute.
4267 * final.c (override_filename, override_linenum): New variables.
4268 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4269 and override_linenum if inside of a block inlined from
4270 __attribute__((__artificial__)) function.
4271 (notice_source_line): Honor override_filename and override_linenum.
4272 * doc/extend.texi: Document __attribute__((__artificial__)).
4273 * config/i386/emmintrin.h: Add __artificial__ attribute to
4274 all __always_inline__ functions.
4275 * config/i386/mmintrin.h: Likewise.
4276 * config/i386/tmmintrin.h: Likewise.
4277 * config/i386/mm3dnow.h: Likewise.
4278 * config/i386/pmmintrin.h: Likewise.
4279 * config/i386/ammintrin.h: Likewise.
4280 * config/i386/xmmintrin.h: Likewise.
4281 * config/i386/smmintrin.h: Likewise.
4282 * config/i386/bmmintrin.h: Likewise.
4283 * config/i386/mmintrin-common.h: Likewise.
4286 * expr.c (expand_constructor): New function.
4287 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4288 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4291 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4293 * config/mips/mips.c (dump_constants_1): Generalize to include
4294 fractional and accumulator modes.
4296 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4298 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4299 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4301 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4302 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4304 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4306 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4308 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4309 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4311 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4312 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4313 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4315 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4317 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4318 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4319 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4321 2007-09-22 Jason Merrill <jason@redhat.com>
4324 * attribs.c (lookup_attribute_spec): Split out...
4325 (decl_attributes): From here.
4326 * tree.h: Declare it.
4328 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4330 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4332 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4334 * tree-inline.c (remap_type_1): Correctly chain variants.
4336 2007-09-22 Richard Guenther <rguenther@suse.de>
4338 PR tree-optimization/33146
4339 * fold-const.c (fold_binary): Use the original tree
4341 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4342 also changes "sign".
4344 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4347 * except.c (finish_eh_generation): Call commit_edge_insertions if
4348 there are insns queued on the entry edge.
4349 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4352 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4354 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4356 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4358 * config/i386/i386.c: Delete trailing whitespace.
4359 * config/i386/i386.h: Ditto.
4360 * config/i386/bmmintrin.h: Ditto.
4361 * config/i386/sync.md: Ditto.
4362 * config/i386/ppro.md: Ditto.
4363 * config/i386/mmx.md: Ditto.
4364 * config/i386/constraints.md: Ditto.
4365 * config/i386/sse.md: Ditto.
4366 * config/i386/athlon.md: Ditto.
4367 * config/i386/i386.md: Ditto.
4369 2007-09-21 Richard Guenther <rguenther@suse.de>
4371 PR tree-optimization/33508
4372 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4373 quadratic loop by keeping a bitmap of variables we have
4374 to clobber all subvariables for.
4375 (set_initial_properties): Likewise.
4377 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4379 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4381 2007-09-20 Nigel Stephens <nigel@mips.com>
4382 Chao-ying Fu <fu@mips.com>
4384 * c-decl.c (finish_declspecs): When _Sat is used without
4385 _Fract or _Accum, set the default type to cts_fract.
4386 This avoids a warning of "type defaults to int".
4388 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4390 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4391 bit-fields wider than one bit.
4393 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4396 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4398 * dbxout.c (dbxout_type): Likewise.
4402 * gimplify.c (gimplify_vla_decl): New function.
4403 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4405 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4407 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4409 * doc/invoke.texi (-minterlink-mips16): Document.
4410 * config/mips/mips.opt (minterlink-mips16): New option.
4411 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4414 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4416 * doc/extend.texi (Attribute Syntax): Remove old speculative
4419 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4421 * combine.c: Include cgraph.h.
4422 (setup_incoming_promotions): Rework to allow more aggressive
4423 elimination of sign extensions when all call sites of the
4424 current function are known to lie within the current unit.
4426 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4428 * dse.c (find_shift_sequence): No-op rework of control flow.
4430 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4432 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4433 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4435 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4437 * cfgexpand.c (dump_stack_var_partition): Use the correct
4438 index for the offset.
4440 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4442 * config/mips/sde.h: Switch to GPLv3.
4444 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4446 * tree-sra.c (decide_block_copy): Decide if there are groups.
4448 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4450 * config/m68k/m68k.c (output_move_himode): Remove jump table
4452 config/m68k/m68k.md (lea): Likewise.
4453 * config/m68k/m68k.c (print_operand_address): Use simple pc
4454 relative addressing.
4456 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4458 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4459 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4461 (asm_insn_count): Pass template as second argument to it.
4462 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4463 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4464 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4465 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4466 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4467 (sh_insn_length_adjustment): Pass template as second argument to it.
4468 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4470 * config/bfin/bfin.md (define_asm_attributes): New.
4472 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4474 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4476 * config/bfin/print-sysroot-suffix.sh: New.
4477 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4478 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4479 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4480 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4481 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4482 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4483 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4484 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4485 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4486 (linux-sysroot-suffix.h): New target.
4487 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4488 (mspecld-anomaly): Likewise.
4489 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4490 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4491 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4492 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4493 (bfin_si_revision): Declare.
4494 (bfin_workarounds): Declare.
4495 (WA_SPECULATIVE_LOADS): Define.
4496 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4497 (WA_SPECULATIVE_SYNCS): Define.
4498 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4499 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4500 (LIB_SPEC): Add %s to the linker scripts.
4501 Use proper linker script for bf522, bf525, bf527,
4502 bf538, bf539, bf542, bf544, bf548, and bf549.
4503 * config/bfin/bfin.c (bfin_si_revision): Define.
4504 (bfin_workarounds): Define.
4505 (struct bfin_cpu): New.
4507 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4508 (override_options): Set bfin_workarounds.
4509 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4510 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4511 ENABLE_WA_SPECULATIVE_LOADS.
4512 (bfin_reorg): Likewise.
4513 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4514 macros for bf522, bf525, bf527, bf538, bf539,
4515 bf542, bf544, bf548, and bf549.
4516 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4517 Don't define __ID_SHARED_LIB__ when -msep-data.
4518 (TARGET_DEFAULT): Define as 0.
4519 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4520 * doc/invoke.texi (Blackfin Options): Document silicon
4521 revision part of -mcpu option and it now accepts bf522, bf525,
4522 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4524 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4526 * alias.c (memory_modified_1): Deconstify.
4527 (memory_modified_in_insn_p): Don't use const_note_stores.
4528 * rtl.h (const_note_stores): Delete.
4529 * rtlanal.c (const_note_stores): Likewise.
4531 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4533 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4536 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4540 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4541 (addsi_small_int): Likewise.
4542 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4543 (one_cmplsi2): Likewise.
4545 (enter_func): Expand insn using hard_frame_pointer_rtx and
4548 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4549 hard_frame_pointer_rtx instead of using REGNO() check.
4550 Properly sign extend GEN_INT() argument.
4552 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4554 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4556 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4557 alternatives with just jcc.
4558 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4559 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4560 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4561 dbge_hi, dbge_si): Likewise.
4563 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4565 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4566 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4567 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4568 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4569 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4571 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4573 * config/m68k/m68k-devices.def (51qe): New device.
4574 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4575 to all uses of FL_FOR_isa_c for compatibility.
4576 (all_microarchs): Add cfv1 microarchitecture.
4577 (m68k_handle_option): Handle m51qe option.
4578 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4579 (TUNE_CFV1): New macro.
4580 (enum uarch_type): Add ucfv1.
4581 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4583 2007-09-18 Richard Guenther <rguenther@suse.de>
4585 PR tree-optimization/31863
4586 * tree-ssa-structalias.c (create_variable_info_for): Always
4587 free the fieldstack.
4589 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4591 * opts.c (decode_options): Enable vectorization under -O3.
4593 2007-09-18 Richard Guenther <rguenther@suse.de>
4595 PR tree-optimization/33340
4596 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4597 SSA_NAMEs that occur in abnormal PHI nodes.
4599 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4601 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4602 Don't use const_get_call_expr_in.
4603 * tree-gimple.c (const_get_call_expr_in): Delete.
4604 * tree-gimple.h (const_get_call_expr_in): Likewise.
4606 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4608 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4609 not yet have a basic block.
4610 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4612 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4614 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4615 to both ".section"s.
4617 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4619 * config/mips/mips.c (mips_output_mi_thunk): Use
4620 mips_function_ok_for_sibcall and const_call_insn_operand
4621 to determine if a direct sibcall is allowed. Use
4622 mips_classify_symbol to determine a global pointer is needed.
4624 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4626 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4628 2007-09-17 Chao-ying Fu <fu@mips.com>
4629 Nigel Stephens <nigel@mips.com>
4631 * config/fixed-bit.h: New file.
4632 * config/fixed-bit.c: New file.
4633 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4635 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4637 * c-format.h (format_kind_info): Add alloc_char field.
4638 * c-format.c (scanf_flag_specs): Add 'm'.
4639 (scanf_flag_pairs): Add 'a', 'm' pair.
4640 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4641 (format_types_orig): Add alloc_char fields.
4642 (check_format_info_main): Rename aflag to alloc_flag.
4643 Handle fki->alloc_char. modifier after width and before length
4644 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4645 length modifiers as well.
4646 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4649 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4650 returned by build_call_expr.
4652 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4654 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4655 NULL for variable-sized records too.
4656 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4658 2007-09-17 Tom Tromey <tromey@redhat.com>
4660 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4661 (c_builtin_function): Likewise.
4662 (grokdeclarator): Likewise.
4664 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4666 PR rtl-optimization/26449
4667 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4668 (seq_insns_valid_p): Removed.
4670 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4672 * tree-nomudflap.c (gate_mudflap): New static function.
4673 (pass_mudflap_1): Use it as gate function.
4674 (pass_mudflap_2): Likewise.
4676 2007-09-17 Jan Hubicka <jh@suse.cz>
4680 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4682 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4684 PR tree-optimization/33319
4685 * tree-vect-analyze.c (vect_same_range_drs): New.
4686 (vect_vfa_range_equal): New.
4687 (vect_is_duplicate_ddr): Removed.
4688 (vect_mark_for_runtime_alias_test): Do not perform marking when
4689 optimizing for size or max_param for alias checking is zero.
4690 Move the function before vect_analyze_data_ref_dependence.
4691 (vect_analyze_data_ref_dependence): Add call to
4692 vect_mark_for_runtime_alias_test in two cases when dependence
4694 (vect_analyze_data_ref_dependences): Do not call to
4695 vect_mark_for_runtime_alias_test.
4696 (vect_prune_runtime_alias_test_list): New.
4697 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4698 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4699 Update vec_outside_cost.
4700 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4701 (vect_create_cond_for_alias_checks): Build the base address of data
4702 reference from DR_GROUP_FIRST_DR.
4703 (vect_loop_versioning): New.
4704 (vect_transform_loop): Add a call to vect_loop_versioning.
4705 Remove factored out code.
4707 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4710 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4713 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4715 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4716 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4717 Fix the call to insn_rtx_cost. Skip access sizes that require a
4718 real truncation of the store register. Use convert_move instead
4719 of gen_lowpart when narrowing the result.
4720 (replace_read): Use convert_move instead of gen_lowpart when
4721 narrowing the store rhs.
4723 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4725 * config/mips/mips.md (SHORT): Fix long line.
4726 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4727 to QImode and HImode.
4729 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4731 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4733 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4735 * tree-parloops.c: New file.
4736 * tree-ssa-operands.h (free_stmt_operands): Declare.
4737 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4739 * tree-pass.h (pass_parallelize_loops): Declare.
4740 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4742 (build_omp_regions_1): Allow analysing just a single OMP region and
4744 ( build_omp_regions_root, omp_expand_local): New functions.
4745 (build_omp_regions): Add argument to build_omp_regions_1 call.
4746 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4747 autoparallelization is run.
4748 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4749 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4750 pass_parallelize_loops): New.
4751 * common.opt (ftree-parallelize-loops): New.
4752 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4753 parallelize_loops): Declare.
4754 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4755 * Makefile.in (tree-parloops.o): Added.
4756 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4758 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4759 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4760 one extra edge as well.
4761 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4762 Use VEC_free to free doms vector.
4763 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4764 operands. Recompute operand caches in the new function.
4765 (move_sese_region_to_fn): Update loop info.
4766 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4767 * tree-ssa-operands.c (free_stmt_operands): New function.
4769 * doc/passes.texi: Document autoparallelization.
4770 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4772 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4775 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4778 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4780 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4781 the VEC is not NULL.
4782 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4783 get_vectype_for_scalar_type succeeded.
4784 (vectorizable_conversion): Likewise.
4786 2007-09-14 Jan Hubicka <jh@suse.cz>
4788 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4791 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4794 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4795 register when operands[2] equals operands[1].
4796 (remainderxf3): Ditto.
4798 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4799 Nigel Stephens <nigel@mips.com>
4801 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4802 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4803 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4805 (_Unwind_ForcedUnwind): Likewise.
4806 (_Unwind_Resume): Likewise.
4807 (_Unwind_Resume_or_Rethrow): Likewise.
4808 (_Unwind_Backtrace): Likewise.
4809 (_Unwind_SjLj_RaiseException): Likewise.
4810 (_Unwind_SjLj_ForcedUnwind): Likewise.
4811 (_Unwind_SjLj_Resume): Likewise.
4812 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4813 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4815 (_Unwind_ForcedUnwind): Likewise.
4816 (_Unwind_Resume): Likewise.
4817 (_Unwind_Resume_or_Rethrow): Likewise.
4818 (_Unwind_Backtrace): Likewise.
4819 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4820 (_Unwind_ForcedUnwind): Likewise.
4821 (_Unwind_RaiseException): Likewise.
4822 (_Unwind_Resume): Likewise.
4823 (_Unwind_Resume_or_Rethrow): Likewise.
4825 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4826 nomips16 mode when IN_LIBGCC2 with hard float.
4828 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4830 * config/mips/sdemtk.opt: Update to GPLv3.
4831 * config/mips/sdemtk.h: Likewise.
4833 2007-09-14 Nigel Stephens <nigel@mips.com>
4835 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4836 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4837 for mipsisa32-*-linux*.
4839 2007-09-14 Nigel Stephens <nigel@mips.com>
4840 David Ung <davidu@mips.com>
4841 Thiemo Seufer <ths@mips.com>
4842 Richard Sandiford <richard@codesourcery.com>
4844 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4845 * configure.ac: Add a mipssde threading type.
4846 * configure: Regenerate.
4847 * config/mips/sdemtk.h: New file.
4848 * config/mips/t-sdemtk: Likewise.
4849 * config/mips/sdemtk.opt: Likewise.
4850 * gthr-mipssde.h: Likewise.
4851 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4852 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4853 (MIPS_ICACHE_SYNC): New macro, split from ...
4854 * config/mips/mips.md (clear_cache): ...here.
4855 * config/mips/mips.c (mips_save_reg_p): Check
4856 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4857 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4858 (build_mips16_call_stub): Likewise.
4860 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4862 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4864 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4867 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4868 current_frame_info.n_local_regs. Don't return emitted local
4870 (ia64_compute_frame_size): Improve unwind hack to put
4871 RP, PFS, FP in that order by allowing some of the registers
4872 been already emitted, as long as they are emitted to the
4875 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4877 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4878 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4879 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4881 2007-09-13 Eric Christopher <echristo@apple.com>
4882 Kenneth Zadeck <zadeck@naturalbridge.com>
4884 * dse.c (find_shift_sequence): New function.
4885 (replace_read): Add case to remove read if it requires shift.
4886 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4888 2007-09-13 Tom Tromey <tromey@redhat.com>
4890 * c-common.c (fname_as_string): Update.
4891 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4892 (c_lex_one_token): Update. Add 'parser' argument.
4893 (c_parser_simple_asm_expr): Update.
4894 (c_parser_attributes): Update.
4895 (c_parser_asm_statement): Update.
4896 (c_parser_asm_operands): Update.
4897 (c_parser_peek_token): Update.
4898 (c_parser_peek_2nd_token): Update.
4899 * c-lex.c (c_lex_string_translate): Remove.
4900 (c_lex_return_raw_strings): Likewise.
4901 (c_lex_with_flags): Added 'lex_flags' argument.
4902 (lex_string): Added 'translate' argument.
4903 * c-pragma.h (c_lex_with_flags): Update.
4904 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4905 (C_LEX_STRING_NO_TRANSLATE): New define.
4906 (C_LEX_RAW_STRINGS): Likewise.
4908 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4911 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4912 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4913 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4914 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4915 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4916 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4917 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4918 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4919 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4920 (bdesc_1arg): Add __builtin_bfin_ones.
4921 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4922 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4923 and __builtin_bfin_csqu_fr16.
4924 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4925 (ones): New define_insn.
4926 (ssaddhi3_parts): New define_insn.
4927 (sssubhi3_parts): New define_insn.
4928 (flag_mulhi_parts): New define_insn.
4930 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4932 * common.opt (femit-class-debug-always): Turn off by default.
4934 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4936 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4937 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4939 2007-09-13 James E. Wilson <wilson@specifix.com>
4941 PR tree-optimization/33389
4942 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4943 then set build_loads before returning.
4945 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4946 David Ung <davidu@mips.com>
4948 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4949 {d}addiu and a negative immediate such that it works with MIPS16
4952 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4955 * configure.ac (ld_vers): Support Linux linker.
4956 * configure: Regenerated.
4958 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4959 Sandra Loosemore <sandra@codesourcery.com>
4961 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4962 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4963 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4964 nomips16 into decl attributes.
4965 (TARGET_INSERT_ATTRIBUTES): Override.
4966 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4967 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4968 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4969 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4970 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4971 (mips_use_mips16_mode_p): Reimplement as a function that takes
4972 a decl and considers only decl attributes. If the decl is nested
4973 function, use its parent attributes.
4974 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4975 instead of SYMBOL_REF_MIPS16_FUNC_P.
4976 (mips_set_mips16_mode): Move call to sorry here from old
4977 mips_use_mips16_mode_p.
4978 (mflip_mips16_entry): New structure.
4979 (mflip_mips16_htab): New variable.
4980 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4981 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4982 (mips_merge_decl_attributes): New function.
4983 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4984 Use mips_use_mips16_mode_p.
4985 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4986 SYMBOL_REF_MIPS16_FUNC_P.
4987 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4989 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4991 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4993 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4996 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4998 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4999 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5000 Tony Linthicum <tony.linthicum@amd.com>
5002 * tree.h (function_args_iterator): New type to iterate over
5004 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5005 function arguments providing a pointer to the argument.
5006 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5007 function arguments providing the argument.
5008 (function_args_iter_init): Inline function to initialize
5009 function_args_iterator.
5010 (function_args_iter_cond_ptr): Inline function to return the next
5011 pointer to hold the argument.
5012 (function_args_iter_cond): Inline function to return the next
5014 (function_args_iter_cond_next): Advance the function args
5016 (stdarg_p): New function, return true if variable argument
5018 (prototype_p): New function, return true if function is
5020 (function_args_count): New function, count the number of arguments
5023 * tree.c (stdarg_p): New function, return true if variable
5025 (prototype_p): New function, return true if function is
5028 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5029 (TARGET_ROUND): New macro for the round/ptest instructions which
5030 are shared between SSE4.1 and SSE5.
5031 (OPTION_MASK_ISA_ROUND): Ditto.
5032 (OPTION_ISA_ROUND): Ditto.
5033 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5034 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5036 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5037 (-mfused-madd): New switch to give users control over whether the
5038 compiler optimizes to use the multiply/add SSE5 instructions.
5040 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5041 m_ATHLON_K8_AMDFAM10, and change all uses.
5042 (enum pta_flags): Add PTA_SSE5.
5043 (ix86_handle_option): Turn off 3dnow if -msse5.
5044 (override_options): Add SSE5 support.
5045 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5047 (ix86_expand_sse_movcc): Add SSE5 support.
5048 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5049 vector type to the next largest size.
5050 (ix86_expand_sse5_pack): New function to use pperm to pack a
5051 vector type to the next smallest size.
5052 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5053 (IX86_BUILTIN_FMADDSD): Ditto.
5054 (IX86_BUILTIN_FMADDPS): Ditto.
5055 (IX86_BUILTIN_FMADDPD): Ditto.
5056 (IX86_BUILTIN_FMSUBSS): Ditto.
5057 (IX86_BUILTIN_FMSUBSD): Ditto.
5058 (IX86_BUILTIN_FMSUBPS): Ditto.
5059 (IX86_BUILTIN_FMSUBPD): Ditto.
5060 (IX86_BUILTIN_FNMADDSS): Ditto.
5061 (IX86_BUILTIN_FNMADDSD): Ditto.
5062 (IX86_BUILTIN_FNMADDPS): Ditto.
5063 (IX86_BUILTIN_FNMADDPD): Ditto.
5064 (IX86_BUILTIN_FNMSUBSS): Ditto.
5065 (IX86_BUILTIN_FNMSUBSD): Ditto.
5066 (IX86_BUILTIN_FNMSUBPS): Ditto.
5067 (IX86_BUILTIN_FNMSUBPD): Ditto.
5068 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5069 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5070 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5071 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5072 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5073 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5074 (IX86_BUILTIN_PPERM): Ditto.
5075 (IX86_BUILTIN_PERMPS): Ditto.
5076 (IX86_BUILTIN_PERMPD): Ditto.
5077 (IX86_BUILTIN_PMACSSWW): Ditto.
5078 (IX86_BUILTIN_PMACSWW): Ditto.
5079 (IX86_BUILTIN_PMACSSWD): Ditto.
5080 (IX86_BUILTIN_PMACSWD): Ditto.
5081 (IX86_BUILTIN_PMACSSDD): Ditto.
5082 (IX86_BUILTIN_PMACSDD): Ditto.
5083 (IX86_BUILTIN_PMACSSDQL): Ditto.
5084 (IX86_BUILTIN_PMACSSDQH): Ditto.
5085 (IX86_BUILTIN_PMACSDQL): Ditto.
5086 (IX86_BUILTIN_PMACSDQH): Ditto.
5087 (IX86_BUILTIN_PMADCSSWD): Ditto.
5088 (IX86_BUILTIN_PMADCSWD): Ditto.
5089 (IX86_BUILTIN_PHADDBW): Ditto.
5090 (IX86_BUILTIN_PHADDBD): Ditto.
5091 (IX86_BUILTIN_PHADDBQ): Ditto.
5092 (IX86_BUILTIN_PHADDWD): Ditto.
5093 (IX86_BUILTIN_PHADDWQ): Ditto.
5094 (IX86_BUILTIN_PHADDDQ): Ditto.
5095 (IX86_BUILTIN_PHADDUBW): Ditto.
5096 (IX86_BUILTIN_PHADDUBD): Ditto.
5097 (IX86_BUILTIN_PHADDUBQ): Ditto.
5098 (IX86_BUILTIN_PHADDUWD): Ditto.
5099 (IX86_BUILTIN_PHADDUWQ): Ditto.
5100 (IX86_BUILTIN_PHADDUDQ): Ditto.
5101 (IX86_BUILTIN_PHSUBBW): Ditto.
5102 (IX86_BUILTIN_PHSUBWD): Ditto.
5103 (IX86_BUILTIN_PHSUBDQ): Ditto.
5104 (IX86_BUILTIN_PROTB): Ditto.
5105 (IX86_BUILTIN_PROTW): Ditto.
5106 (IX86_BUILTIN_PROTD): Ditto.
5107 (IX86_BUILTIN_PROTQ): Ditto.
5108 (IX86_BUILTIN_PROTB_IMM): Ditto.
5109 (IX86_BUILTIN_PROTW_IMM): Ditto.
5110 (IX86_BUILTIN_PROTD_IMM): Ditto.
5111 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5112 (IX86_BUILTIN_PSHLB): Ditto.
5113 (IX86_BUILTIN_PSHLW): Ditto.
5114 (IX86_BUILTIN_PSHLD): Ditto.
5115 (IX86_BUILTIN_PSHLQ): Ditto.
5116 (IX86_BUILTIN_PSHAB): Ditto.
5117 (IX86_BUILTIN_PSHAW): Ditto.
5118 (IX86_BUILTIN_PSHAD): Ditto.
5119 (IX86_BUILTIN_PSHAQ): Ditto.
5120 (IX86_BUILTIN_FRCZSS): Ditto.
5121 (IX86_BUILTIN_FRCZSD): Ditto.
5122 (IX86_BUILTIN_FRCZPS): Ditto.
5123 (IX86_BUILTIN_FRCZPD): Ditto.
5124 (IX86_BUILTIN_CVTPH2PS): Ditto.
5125 (IX86_BUILTIN_CVTPS2PH): Ditto.
5126 (IX86_BUILTIN_COMEQSS): Ditto.
5127 (IX86_BUILTIN_COMNESS): Ditto.
5128 (IX86_BUILTIN_COMLTSS): Ditto.
5129 (IX86_BUILTIN_COMLESS): Ditto.
5130 (IX86_BUILTIN_COMGTSS): Ditto.
5131 (IX86_BUILTIN_COMGESS): Ditto.
5132 (IX86_BUILTIN_COMUEQSS): Ditto.
5133 (IX86_BUILTIN_COMUNESS): Ditto.
5134 (IX86_BUILTIN_COMULTSS): Ditto.
5135 (IX86_BUILTIN_COMULESS): Ditto.
5136 (IX86_BUILTIN_COMUGTSS): Ditto.
5137 (IX86_BUILTIN_COMUGESS): Ditto.
5138 (IX86_BUILTIN_COMORDSS): Ditto.
5139 (IX86_BUILTIN_COMUNORDSS): Ditto.
5140 (IX86_BUILTIN_COMFALSESS): Ditto.
5141 (IX86_BUILTIN_COMTRUESS): Ditto.
5142 (IX86_BUILTIN_COMEQSD): Ditto.
5143 (IX86_BUILTIN_COMNESD): Ditto.
5144 (IX86_BUILTIN_COMLTSD): Ditto.
5145 (IX86_BUILTIN_COMLESD): Ditto.
5146 (IX86_BUILTIN_COMGTSD): Ditto.
5147 (IX86_BUILTIN_COMGESD): Ditto.
5148 (IX86_BUILTIN_COMUEQSD): Ditto.
5149 (IX86_BUILTIN_COMUNESD): Ditto.
5150 (IX86_BUILTIN_COMULTSD): Ditto.
5151 (IX86_BUILTIN_COMULESD): Ditto.
5152 (IX86_BUILTIN_COMUGTSD): Ditto.
5153 (IX86_BUILTIN_COMUGESD): Ditto.
5154 (IX86_BUILTIN_COMORDSD): Ditto.
5155 (IX86_BUILTIN_COMUNORDSD): Ditto.
5156 (IX86_BUILTIN_COMFALSESD): Ditto.
5157 (IX86_BUILTIN_COMTRUESD): Ditto.
5158 (IX86_BUILTIN_COMEQPS): Ditto.
5159 (IX86_BUILTIN_COMNEPS): Ditto.
5160 (IX86_BUILTIN_COMLTPS): Ditto.
5161 (IX86_BUILTIN_COMLEPS): Ditto.
5162 (IX86_BUILTIN_COMGTPS): Ditto.
5163 (IX86_BUILTIN_COMGEPS): Ditto.
5164 (IX86_BUILTIN_COMUEQPS): Ditto.
5165 (IX86_BUILTIN_COMUNEPS): Ditto.
5166 (IX86_BUILTIN_COMULTPS): Ditto.
5167 (IX86_BUILTIN_COMULEPS): Ditto.
5168 (IX86_BUILTIN_COMUGTPS): Ditto.
5169 (IX86_BUILTIN_COMUGEPS): Ditto.
5170 (IX86_BUILTIN_COMORDPS): Ditto.
5171 (IX86_BUILTIN_COMUNORDPS): Ditto.
5172 (IX86_BUILTIN_COMFALSEPS): Ditto.
5173 (IX86_BUILTIN_COMTRUEPS): Ditto.
5174 (IX86_BUILTIN_COMEQPD): Ditto.
5175 (IX86_BUILTIN_COMNEPD): Ditto.
5176 (IX86_BUILTIN_COMLTPD): Ditto.
5177 (IX86_BUILTIN_COMLEPD): Ditto.
5178 (IX86_BUILTIN_COMGTPD): Ditto.
5179 (IX86_BUILTIN_COMGEPD): Ditto.
5180 (IX86_BUILTIN_COMUEQPD): Ditto.
5181 (IX86_BUILTIN_COMUNEPD): Ditto.
5182 (IX86_BUILTIN_COMULTPD): Ditto.
5183 (IX86_BUILTIN_COMULEPD): Ditto.
5184 (IX86_BUILTIN_COMUGTPD): Ditto.
5185 (IX86_BUILTIN_COMUGEPD): Ditto.
5186 (IX86_BUILTIN_COMORDPD): Ditto.
5187 (IX86_BUILTIN_COMUNORDPD): Ditto.
5188 (IX86_BUILTIN_COMFALSEPD): Ditto.
5189 (IX86_BUILTIN_COMTRUEPD): Ditto.
5190 (IX86_BUILTIN_PCOMEQUB): Ditto.
5191 (IX86_BUILTIN_PCOMNEUB): Ditto.
5192 (IX86_BUILTIN_PCOMLTUB): Ditto.
5193 (IX86_BUILTIN_PCOMLEUB): Ditto.
5194 (IX86_BUILTIN_PCOMGTUB): Ditto.
5195 (IX86_BUILTIN_PCOMGEUB): Ditto.
5196 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5197 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5198 (IX86_BUILTIN_PCOMEQUW): Ditto.
5199 (IX86_BUILTIN_PCOMNEUW): Ditto.
5200 (IX86_BUILTIN_PCOMLTUW): Ditto.
5201 (IX86_BUILTIN_PCOMLEUW): Ditto.
5202 (IX86_BUILTIN_PCOMGTUW): Ditto.
5203 (IX86_BUILTIN_PCOMGEUW): Ditto.
5204 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5205 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5206 (IX86_BUILTIN_PCOMEQUD): Ditto.
5207 (IX86_BUILTIN_PCOMNEUD): Ditto.
5208 (IX86_BUILTIN_PCOMLTUD): Ditto.
5209 (IX86_BUILTIN_PCOMLEUD): Ditto.
5210 (IX86_BUILTIN_PCOMGTUD): Ditto.
5211 (IX86_BUILTIN_PCOMGEUD): Ditto.
5212 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5213 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5214 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5215 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5216 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5217 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5218 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5219 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5220 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5221 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5222 (IX86_BUILTIN_PCOMEQB): Ditto.
5223 (IX86_BUILTIN_PCOMNEB): Ditto.
5224 (IX86_BUILTIN_PCOMLTB): Ditto.
5225 (IX86_BUILTIN_PCOMLEB): Ditto.
5226 (IX86_BUILTIN_PCOMGTB): Ditto.
5227 (IX86_BUILTIN_PCOMGEB): Ditto.
5228 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5229 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5230 (IX86_BUILTIN_PCOMEQW): Ditto.
5231 (IX86_BUILTIN_PCOMNEW): Ditto.
5232 (IX86_BUILTIN_PCOMLTW): Ditto.
5233 (IX86_BUILTIN_PCOMLEW): Ditto.
5234 (IX86_BUILTIN_PCOMGTW): Ditto.
5235 (IX86_BUILTIN_PCOMGEW): Ditto.
5236 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5237 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5238 (IX86_BUILTIN_PCOMEQD): Ditto.
5239 (IX86_BUILTIN_PCOMNED): Ditto.
5240 (IX86_BUILTIN_PCOMLTD): Ditto.
5241 (IX86_BUILTIN_PCOMLED): Ditto.
5242 (IX86_BUILTIN_PCOMGTD): Ditto.
5243 (IX86_BUILTIN_PCOMGED): Ditto.
5244 (IX86_BUILTIN_PCOMFALSED): Ditto.
5245 (IX86_BUILTIN_PCOMTRUED): Ditto.
5246 (IX86_BUILTIN_PCOMEQQ): Ditto.
5247 (IX86_BUILTIN_PCOMNEQ): Ditto.
5248 (IX86_BUILTIN_PCOMLTQ): Ditto.
5249 (IX86_BUILTIN_PCOMLEQ): Ditto.
5250 (IX86_BUILTIN_PCOMGTQ): Ditto.
5251 (IX86_BUILTIN_PCOMGEQ): Ditto.
5252 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5253 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5254 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5255 OPTION_MASK_ISA_ROUND for instructions that are shared between
5257 (bdesc_2arg): Ditto.
5258 (bdesc_sse_3arg): Ditto.
5259 (enum multi_arg_type): New enum for describing the various SSE5
5260 intrinsic argument types.
5261 (bdesc_multi_arg): New table for SSE5 intrinsics.
5262 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5263 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5265 (ix86_expand_builtin): Add SSE5 intrinsic support.
5266 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5267 operand instructions.
5268 (ix86_expand_sse5_multiple_memory): New function to split the
5269 second memory reference from SSE5 instructions.
5270 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5271 (ix86_return_pops_args): Use stdarg_p to determine if the function
5272 has variable arguments.
5273 (ix86_setup_incoming_varargs): Ditto.
5274 (x86_this_parameter): Ditto.
5276 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5278 (ix86_expand_sse5_pack): Ditto.
5279 (ix86_sse5_valid_op_p): Ditto.
5280 (ix86_expand_sse5_multiple_memory): Ditto.
5282 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5283 constant for SSE5 support.
5284 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5285 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5286 (UNSPEC_SSE5_PERMUTE): Ditto.
5287 (UNSPEC_SSE5_ASHIFT): Ditto.
5288 (UNSPEC_SSE5_LSHIFT): Ditto.
5289 (UNSPEC_FRCZ): Ditto.
5290 (UNSPEC_CVTPH2PS): Ditto.
5291 (UNSPEC_CVTPS2PH): Ditto.
5292 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5294 (COM_FALSE_S): Ditto.
5295 (COM_FALSE_P): Ditto.
5296 (COM_TRUE_S): Ditto.
5297 (COM_TRUE_P): Ditto.
5298 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5299 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5301 (memory attribute): Ditto.
5302 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5303 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5304 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5305 (floor<mode>2): Ditto.
5306 (ceil<mode>2): Ditto.
5307 (btrunc<mode>2): Ditto.
5308 (nearbyintdf2): Ditto.
5309 (nearbyintsf2): Ditto.
5310 (sse_setccsf): Disable if SSE5.
5311 (sse_setccdf): Ditto.
5312 (sse5_setcc<mode>): New support for SSE5 conditional move.
5313 (sse5_pcmov_<mode>): Ditto.
5315 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5317 (SSEMODEF2P): Ditto.
5318 (ssemodesuffixf4): New mode attribute for SSE5.
5319 (ssemodesuffixf2s): Ditto.
5320 (ssemodesuffixf2c): Ditto.
5321 (sserotatemax): Ditto.
5322 (ssescalarmode): Ditto.
5323 (sse_maskcmpv4sf3): Disable if SSE5.
5324 (sse_maskcmpv2df3): Ditto.
5325 (sse_vmmaskcmpv4sf3): Ditto.
5326 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5328 (sse5_vmfmadd<mode>4): Ditto.
5329 (sse5_fmsub<mode>4): Ditto.
5330 (sse5_vmfmsub<mode>4): Ditto.
5331 (sse5_fnmadd<mode>4): Ditto.
5332 (sse5_vmfnmadd<mode>4): Ditto.
5333 (sse5_fnmsub<mode>4): Ditto.
5334 (sse5_vmfnmsub<mode>4): Ditto.
5335 (sse5i_fmadd<mode>4): Ditto.
5336 (sse5i_fmsub<mode>4): Ditto.
5337 (sse5i_fnmadd<mode>4): Ditto.
5338 (sse5i_fnmsub<mode>4): Ditto.
5339 (sse5i_vmfmadd<mode>4): Ditto.
5340 (sse5i_vmfmsub<mode>4): Ditto.
5341 (sse5i_vmfnmadd<mode>4): Ditto.
5342 (sse5i_vmfnmsub<mode>4): Ditto.
5343 (mulv16qi3): Add SSE5 support.
5345 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5346 (sse2_mulv4si3): Disable if SSE5.
5347 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5348 (sse4_1_roundps): Ditto.
5349 (sse4_1_roundsd): Ditto.
5350 (sse4_1_roundss): Ditto.
5351 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5353 (sse_maskcmpsf3): Ditto.
5354 (sse_vmmaskcmpv4sf3): Ditto.
5355 (sse2_maskcmpv2df3): Ditto.
5356 (sse2_maskcmpdf3): Ditto.
5357 (sse2_vmmaskcmpv2df3): Ditto.
5358 (sse2_eq<mode>3): Ditto.
5359 (sse2_gt<mode>3): Ditto.
5360 (sse5_pcmov_<mode>): Add SSE5 support.
5361 (vec_unpacku_hi_v16qi): Ditto.
5362 (vec_unpacks_hi_v16qi): Ditto.
5363 (vec_unpacku_lo_v16qi): Ditto.
5364 (vec_unpacks_lo_v16qi): Ditto.
5365 (vec_unpacku_hi_v8hi): Ditto.
5366 (vec_unpacks_hi_v8hi): Ditto.
5367 (vec_unpacku_lo_v8hi): Ditto.
5368 (vec_unpacks_lo_v8hi): Ditto.
5369 (vec_unpacku_hi_v4si): Ditto.
5370 (vec_unpacks_hi_v4si): Ditto.
5371 (vec_unpacku_lo_v4si): Ditto.
5372 (vec_unpacks_lo_v4si): Ditto.
5373 (sse5_pmacsww): New SSE5 intrinsic insn.
5374 (sse5_pmacssww): Ditto.
5375 (sse5_pmacsdd): Ditto.
5376 (sse5_pmacssdd): Ditto.
5377 (sse5_pmacssdql): Ditto.
5378 (sse5_pmacssdqh): Ditto.
5379 (sse5_pmacsdqh): Ditto.
5380 (sse5_pmacsswd): Ditto.
5381 (sse5_pmacswd): Ditto.
5382 (sse5_pmadcsswd): Ditto.
5383 (sse5_pmadcswd): Ditto.
5384 (sse5_pcmov_<move>): Conditional move support on SSE5.
5385 (sse5_phaddbw): New SSE5 intrinsic insn.
5386 (sse5_phaddbd): Ditto.
5387 (sse5_phaddbq): Ditto.
5388 (sse5_phaddwd): Ditto.
5389 (sse5_phaddwq): Ditto.
5390 (sse5_phadddq): Ditto.
5391 (sse5_phaddubw): Ditto.
5392 (sse5_phaddubd): Ditto.
5393 (sse5_phaddubq): Ditto.
5394 (sse5_phadduwd): Ditto.
5395 (sse5_phadduwq): Ditto.
5396 (sse5_phaddudq): Ditto.
5397 (sse5_phsubbw): Ditto.
5398 (sse5_phsubwd): Ditto.
5399 (sse5_phsubdq): Ditto.
5400 (sse5_pperm): Ditto.
5401 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5402 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5403 (sse5_pperm_sign_v8hi_v4si): Ditto.
5404 (sse5_pperm_zero_v8hi_v4si): Ditto.
5405 (sse5_pperm_sign_v4si_v2di): Ditto.
5406 (sse5_pperm_sign_v4si_v2di): Ditto.
5407 (sse5_pperm_pack_v2di_v4si): Ditto.
5408 (sse5_pperm_pack_v4si_v8hi): Ditto.
5409 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5410 (sse5_perm<mode>): New SSE5 intrinsic insn.
5411 (rotl<mode>3): Ditto.
5412 (sse5_rotl<mode>3): Ditto.
5413 (sse5_ashl<mode>3): Ditto.
5414 (sse5_lshl<mode>3): Ditto.
5415 (sse5_frcz<mode>2): Ditto.
5416 (sse5s_frcz<mode>2): Ditto.
5417 (sse5_cvtph2ps): Ditto.
5418 (sse5_cvtps2ph): Ditto.
5419 (sse5_vmmaskcmp<mode>3): Ditto.
5420 (sse5_com_tf<mode>3): Ditto.
5421 (sse5_maskcmp<mode>3): Ditto.
5422 (sse5_maskcmp_uns<mode>3): Ditto.
5423 (sse5_maskcmp_uns2<mode>3): Ditto.
5424 (sse5_pcom_tf<mode>3): Ditto.
5426 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5428 (sse5_comparison_float_operator): New predicate to match the
5429 comparison operators supported by the SSE5 com instruction.
5430 (ix86_comparison_int_operator): New predicate to match just the
5431 signed int comparisons.
5432 (ix86_comparison_uns_operator): New predicate to match just the
5433 unsigned int comparisons.
5435 * doc/invoke.texi (-msse5): Add documentation.
5436 (-mfused-madd): Ditto.
5438 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5440 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5442 (x86_64-*-*): Ditto.
5444 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5446 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5447 intrinisics for SSE5.
5449 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5452 * config/i386/mmintrin-common.h: New file, to contain common
5453 instructions between SSE4.1 and SSE5.
5455 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5456 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5457 (gen_regparm_prefix): Ditto.
5459 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5460 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5461 prototype_p to determine if a function is prototyped.
5463 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5465 * config/dfp-bit.c (dfp_conversion_exception): New function.
5466 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5467 (DFP_TO_INT): Ditto.
5468 (INT_TO_DFP): Ditto.
5469 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5471 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5474 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5475 before sp restoration even when total_size is 0, but
5476 frame_pointer_needed.
5478 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5480 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5481 (xtensa_copy_incoming_a7): Use start_sequence instead of
5482 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5483 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5484 of the saveregs sequence.
5486 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5488 * c-tree.h (grokfield): Add a "tree *" argument.
5489 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5490 Chain nested decl attributes to it. Don't call decl_attributes here.
5491 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5492 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5493 (grokfield): Take a pointer to the decl's attributes and pass
5494 it to grokdeclarator.
5495 * c-parser.c (c_parser_struct_declaration): Update the calls to
5496 grokfield. Call decl_attributes for anonymous struct and union
5499 2007-09-12 Jan Hubicka <jh@suse.cz>
5501 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5503 2007-09-12 Ira Rosen <irar@il.ibm.com>
5505 PR tree-optimization/32377
5506 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5507 between positive and negative dependence distance using DDR_REVERSED_P.
5509 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5511 PR tree-optimization/33373
5512 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5513 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5515 2007-09-12 Jan Hubicka <jh@suse.cz>
5518 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5521 2007-09-12 Christian Bruel <christian.bruel@st.com>
5523 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5524 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5526 2007-09-12 Ira Rosen <irar@il.ibm.com>
5528 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5529 for oprnd1 if not required.
5530 (vectorizable_operation): Use scalar operand in SLP in case of
5531 shift with scalar argument.
5533 2007-09-12 Ira Rosen <irar@il.ibm.com>
5535 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5538 2007-09-11 James E. Wilson <wilson@specifix.com>
5540 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5541 TARGET_UNWIND_INFO is defined.
5542 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5545 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5547 * config/sh/sh.c (calc_live_regs): Use
5548 current_function_saves_all_registers instead of
5549 current_function_has_nonlocal_label.
5550 (sh_allocate_initial_value): Likewise.
5551 (sh_get_pr_initial_val): Likewise.
5552 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5553 * config/sh/sh.md (load_ra): Likewise.
5555 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5557 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5560 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5561 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5563 2007-09-12 Sa Liu <saliu@de.ibm.com>
5565 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5566 operands to DFmode GE or LE compares.
5568 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5570 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5571 REG_CLASS_NAMES): Add P0REGS.
5572 (REGNO_REG_CLASS): Return it where appropriate.
5573 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5574 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5575 * doc/md.texi (Blackfin family): Document 'q' constraints.
5577 2007-09-11 Steve Kenton <skenton@ou.edu>
5579 * pa/linux-unwind.h: Guard with inhibit_libc.
5580 * pa/hpux-unwind.h: Likewise.
5582 2007-09-11 David Daney <ddaney@avtrex.com>
5584 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5585 * doc/install.texi: Document new --with-llsc and --without-llsc
5587 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5588 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5589 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5591 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5592 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5593 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5594 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5595 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5596 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5597 * config/mips/mips.opt (mllsc): New option.
5598 * config/mips/mips.c (mips_llsc): Define variable.
5599 (mips_handle_option): Handle mllsc option.
5600 (override_options): Set mips_print_operand_punct for '|' and '-'.
5601 (print_operand): Add new %| and %- operand codes.
5602 * config/mips/mips.h (mips_llsc_setting): New enum type.
5603 (mips_llsc): Declare.
5604 (OPTION_DEFAULT_SPECS): Add llsc handling.
5605 (GENERATE_SYNC): New macro.
5606 (GENERATE_LL_SC): New macro.
5607 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5608 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5609 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5610 in %| and %- operand codes.
5612 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5614 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5615 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5617 2007-09-11 Jason Merrill <jason@redhat.com>
5620 * stor-layout.c (layout_decl): Do pack variable size fields.
5622 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5624 * config/m68k/predicates.md (movsi_const0_operand,
5625 non_symbolic_call_operand): New predicates.
5627 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5629 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5630 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5631 CW, CZ, CS, Ap and Ac.
5633 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5634 (constraints.md): New include.
5635 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5636 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5637 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5639 (pushdi): Add split.
5640 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5641 attributes. Split tstsi_internal_68020_cf from it.
5642 (tstsi_internal_68020_cf): New pattern.
5643 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5644 (tst<mode>_cf): Specify attributea.
5645 (cmpsi_cf): Name pattern. Specify attributes.
5646 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5647 (pushexthisi_const): Fix to use alternatives. Specify
5649 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5650 from it. Fix to use alternatives. Specify attributes.
5651 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5652 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5654 (movsf_cf_soft): Specify attributes.
5655 (movdf_cf_soft): Add split.
5656 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5657 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5658 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5659 (truncdfsf2_68881): Name pattern. Specify attributes.
5660 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5661 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5662 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5664 (addsi3_5200): Fix to use alternatives. Specify attributes.
5666 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5667 (subsi3): Add alternative for subq.l. Specify attributes.
5668 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5669 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5671 (umulhisi3): Specify attributes.
5672 (mulhisisi3_z): Name pattern. Specify attributes.
5673 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5674 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5675 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5676 bsetmemqi): Specify attributes.
5677 (bsetmemqi_ext): Name pattern. Specify attributes.
5678 (bclrmemqi): Specify attributes.
5679 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5680 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5682 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5683 pattern. Specify attributes.
5684 (jump): Specify attributes.
5685 (tablejump_internal): Name pattern. Specify attributes.
5686 (call_value): Split into non_symbolic_call_value,
5687 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5688 alternatives. Specify attributes.
5689 (non_symbolic_call_value, symbolic_call_value_jsr,
5690 symbolic_call_value_bsr): New patterns.
5691 (nop, return, unlink, indirect_jump): Specify attributes.
5692 (trap): Fix condition. Specify attributes.
5695 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5696 (override_options): Initialize it. Initialize m68k_sched_cpu.
5697 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5698 (const_method): Make global, rename to m68k_const_method.
5699 (const_int_cost, output_move_const_into_data_reg): Update.
5700 (output_move_double): Parametrize to emit rtl code, rename to
5702 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5703 emit_movsi): New static functions.
5704 (output_move_double): New function with semantics of old
5706 (m68k_emit_move_double): New function.
5707 (m68k_sched_cpu): New variable.
5708 (attr_op_type): New enum.
5709 (sched_guess_p): New variable.
5710 (sched_address_type, sched_operand_type, sched_attr_op_type):
5711 New static functions.
5712 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5713 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5714 (sched_branch_type): New static variable.
5715 (m68k_sched_branch_type): New function.
5716 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5717 (m68k_symbolic_call_var): Declare.
5718 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5719 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5720 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5721 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5724 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5726 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5727 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5728 error if __builtin_va_arg_pack_len () wasn't optimized out during
5730 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5731 with the number of inline's anonymous arguments.
5732 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5734 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5736 * fold-const.c (extract_muldiv_1): Do not simplify
5739 2007-09-11 Jan Hubicka <jh@suse.cz>
5741 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5742 (TARGET_INTER_UNIT_CONVERSIONS): New.
5743 * i386.md (floatsi expanders): Remove redundant check for SImode
5744 source; offload to memory when asked for.
5745 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5746 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5748 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5749 floatsidf2_mixed_memory, floatsidf2_sse_memory
5750 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5751 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5753 2007-09-11 Jan Hubicka <jh@suse.cz>
5755 * toplev.c (process_options): all frontends now do unit-at-a-time.
5756 * cgraphunit.c: update comments.
5757 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5758 * c-decl.c (finish_function): use cgraph_add_new_function.
5759 * function.c (expand_function_end): We are always unit-at-a-time.
5761 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5763 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5764 settings for MIPS16.
5765 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5767 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5769 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5770 SYMBOL_FORCE_TO_MEM constants.
5771 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5772 (mips16_rewrite_pool_refs_info): New structure.
5773 (mips16_rewrite_pool_constant): New function, split out from...
5774 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5775 mips16_rewrite_pool_refs_info structure rather than a pointer
5776 to a constant pool. Force force_to_mem_operands into memory.
5777 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5778 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5779 * config/mips/constraints.md (kf): New constraint.
5780 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5781 (*movsi_mips16): Likewise.
5783 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5784 Nigel Stephens <nigel@mips.com>
5785 David Ung <davidu@mips.com>
5787 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5788 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5789 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5790 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5791 (mips_zero_extend_cost): New functions.
5792 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5793 Use the new functions. Tweak many cost estimates, both here
5794 and in the new subroutines. Return false when the cost of the
5795 operands has not been calculated. Check for *clear_upper32.
5796 Check for floating-point multiply-add, reciprocal and rsqrt
5797 patterns. Handle comparison and rotation codes.
5799 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5801 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5803 * config/i386/i386.c (get_dllimport_decl): Don't strip
5806 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5809 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5810 declarations to top.
5811 (DFP_TO_BFP): Use for either XFmode or TFmode.
5812 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5814 * config/dfp-bit.h: Include float.h.
5815 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5816 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5817 which doesn't mean the same thing.
5818 (BFP_KIND): Use 4 to mean TFmode.
5819 (BFP_FMT): Specify the number of decimal digits based on the
5820 number of mantissa digits.
5821 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5822 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5823 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5824 (TFtype): Define if TFmode is supported.
5825 * doc/libgcc.texi (Decimal float library routines): Document
5826 TF conversion functions.
5828 2007-09-10 Chao-ying Fu <fu@mips.com>
5830 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5831 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5832 (mips_emit_compare): Process fixed-point modes.
5833 (mips_pad_arg_upward): Support fixed-point types.
5834 (override_options): Allow fixed-point modes in accumulators.
5835 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5836 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5837 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5838 (mips_scalar_mode_supported_p): New function to accept fixed-point
5839 modes if the width is not greater than two BITS_PER_WORD.
5840 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5841 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5842 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5843 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5844 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5846 ("IMODE"): New mode attribute.
5847 (mips-fixed.md): Include.
5848 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5850 * config/mips/mips-fixed.md: New file.
5852 2007-09-11 Ben Elliston <bje@au.ibm.com>
5854 * config/spu/spu.md: Formatting fixes.
5856 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5858 * config/dfp-bit.c (dfp_unary_func): Delete.
5859 (dfp_unary_op): Delete.
5860 (dfp_binary_op): Use decFloat functions instead of decNumber
5861 functions for binary operations.
5862 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5863 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5865 (dfp_compare_op): Use decFloat functions insteadof decNumber
5866 functions for comparisons.
5867 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5868 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5870 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5871 call to dxx_binary_op and decFloat function.
5872 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5873 calls to dxx_binary_op and decFloat function.
5874 * config/dfp-bit.h: Include decFloat header files.
5875 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5876 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5877 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5878 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5880 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5881 Jan Sjodin <jan.sjodin@amd.com>
5883 * tree-vect-analyze.c (vect_analyze_operations): Change
5884 comparison of loop iterations with threshold to less than
5885 or equal to instead of less than. Reduce
5886 min_scalar_loop_bound by one.
5887 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5888 Change prologue and epilogue iterations estimate to vf/2,
5889 when unknown at compile-time. Change versioning guard
5890 cost to taken_branch_cost. If peeling for alignment is
5891 unknown at compile-time, change peel guard costs to one
5892 taken branch and one not-taken branch per peeled loop.
5893 If peeling for alignment is known but number of scalar loop
5894 iterations is unknown at compile-time, change peel guard
5895 costs to one taken branch per peeled loop. Change the cost
5896 model equation to consider vector iterations as the loop
5897 iterations less the prologue and epilogue iterations.
5898 Change outside vector cost check to less than or equal to
5899 zero instead of equal to zero.
5900 (vect_do_peeling_for_loop_bound): Reduce
5901 min_scalar_loop_bound by one.
5902 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5903 TARG_COND_NOT_TAKEN_BRANCH_COST.
5904 * config/i386/i386.h (processor_costs): Add
5905 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5906 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5907 vec_align_load_cost, vect_unalign_load_cost,
5908 vec_store_cost, cond_taken_branch_cost,
5909 cond_not_taken_branch_cost.
5910 Define macros for x86 costs.
5911 * config/i386/i386.c:
5912 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5913 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5914 scalar_to_vec_cost, vec_align_load_cost,
5915 vect_unalign_load_cost, vec_store_cost,
5916 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5917 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5918 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5919 core2_cost, generic64_cost, generic32_cost): Set to default
5921 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5922 (x86_builtin_vectorization_cost): New.
5924 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5925 Ben Elliston <bje@au.ibm.com>
5927 * dfp.c: Include decimal128Local.h;
5928 (dfp_byte_swap): Remove.
5929 (encode_decimal32, decode_decimal32): Don't handle endianness.
5930 (encode_decimal64, decode_decimal64): Ditto.
5931 (encode_decimal128, decode_decimal128): Ditto.
5932 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5934 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5936 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5937 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5939 2007-09-10 David Daney <ddaney@avtrex.com>
5941 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5943 (memory_barrier): Rewrote as an insn that clobbers memory.
5945 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5947 * config/mips/mips.c (mips_global_pointer): Check
5948 call_really_used_regs instead of call_used_regs.
5949 (mips_save_reg_p): Likewise. Save all call-saved registers
5950 if current_function_saves_all_registers. Fix indentation.
5951 No longer treat $18 as a special case.
5952 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5954 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5956 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5957 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5958 the introductory comment.
5959 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5960 (override_options): Don't test for it.
5961 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5962 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5963 * config/mips/vr.h: As for config/mips/sde.h.
5965 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5966 Revital Eres <eres@il.ibm.com>
5968 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5969 (struct ddg): Define.
5970 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5971 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5972 * config/spu/spu.c: Include ddg.h.
5973 (TARGET_SCHED_SMS_RES_MII): Define.
5974 (spu_sms_res_mii): New function to calculate mii.
5975 * modulo-sched (res_MII): Use it.
5976 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5978 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5980 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5981 pool entries since they might hold values that must not be shared.
5983 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5986 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5987 Use 'N' operand constraint for op2.
5988 (lshr<mode>3): Ditto.
5989 (ashl<mode>3): Ditto.
5990 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5991 (vec_shr_<mode>): Ditto.
5992 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5993 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5995 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5997 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5998 Change mode macro in the last real_2expN parameter to uppercase.
6000 2007-09-10 Michael Matz <matz@suse.de>
6002 * tree-pass.h (pass_cselim): Declare new pass.
6003 * passes.c (init_optimization_passes): Link in pass_cselim.
6004 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6005 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6006 cond_store_replacement.
6007 (condstoretemp): New static variable.
6008 (cond_store_replacement): New function.
6009 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6010 tree_ssa_phiopt_worker.
6011 (struct name_to_bb): New.
6012 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6013 nt_init_block, nt_fini_block): New static functions.
6014 (seen_ssa_names, nontrap_set): New static variables.
6015 (gate_cselim, pass_cselim): Define new pass.
6016 * common.opt (ftree-cselim): New flag.
6017 * toplev.c (process_options): Set flag_tree_cselim if required.
6019 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6021 * simplify-rtx.c (simplify_relational_operation_1): For recent
6022 canonicalization, don't recurse if op1 equals both PLUS arguments.
6024 2007-09-09 David Daney <ddaney@avtrex.com>
6026 * optabs.c (expand_sync_operation): Use plus insn if minus
6028 (expand_sync_fetch_operation): Ditto.
6030 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6032 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6034 (*floatsisf2_sse_vector): Likewise.
6036 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6038 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6040 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6042 * config/i386/i386.h (ix86_tune_indices): Rename
6043 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6044 (TARGET_USE_VECTOR_CONVERTS): Updated.
6045 * config/i386/i386.c: Likewise.
6047 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6048 Nigel Stephens <nigel@mips.com>
6050 * doc/invoke.texi (Overall Options): Add .sx file extension
6051 as a synonym for .S.
6052 * cppspec.c (known_suffixes): Likewise.
6053 * gcc.c (default_compilers): Likewise.
6055 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6058 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6059 * simplify-rtx.c (simplify_relational_operation_1): Add the
6060 canonicalization from i386.h.
6061 * doc/md.texi (Canonicalization of Instructions): Document it.
6063 2007-09-09 Jan Hubicka <jh@suse.cz>
6064 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6066 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6067 (TARGET_USE_VECTOR_CONVERTS): New.
6068 * i386.md: New post-reload splitters for converting SF to DF and DF to
6070 (floatsi* expander): Special case vector conversions.
6071 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6072 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6073 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6074 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6075 Disable when doing vector converts.
6076 (floatsi<mode>2_i387): Disable when
6077 * sse.md (vec_dupv2df): Export.
6078 * i386.c (ix86_tune_features): Enable SSE conversions.
6080 2007-09-09 Richard Guenther <rguenther@suse.de>
6082 * tree-ssa-operands.c (add_virtual_operand): Only mark
6083 stores as has_volatile_ops if alias information is not available.
6085 2007-09-09 Revital Eres <eres@il.ibm.com>
6087 * doc/contrib.texi: Add myself.
6089 2007-09-09 Ira Rosen <irar@il.ibm.com>
6091 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6092 stmt_vinfo_set_outside_of_loop_cost): New functions.
6093 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6094 (vect_model_simple_cost): Call
6095 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6096 field instead of calling vect_get_cost_fields.
6097 (vect_model_store_cost, vect_model_load_cost): Likewise.
6099 2007-09-09 Revital Eres <eres@il.ibm.com>
6101 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6102 declaration to bdesc_paired_preds variable.
6103 (paired_expand_builtin): Likewise.
6105 2007-09-09 Revital Eres <eres@il.ibm.com>
6107 * dbgcnt.def (sms_sched_loop): New counter.
6108 * modulo-sched.c: Use sms_sched_loop instead of
6109 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6110 perform swing modulo scheduling on. Include dbgcnt.h.
6111 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6112 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6114 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6116 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6117 Substitute all uses with ...
6118 (MODEF): New mode iterator.
6120 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6121 from pre-regalloc define_insn_and_split splitter pattern.
6122 (*fix_trunc<mode>_i387_1): Ditto.
6123 (*fistdi2_1): Ditto.
6124 (*fist<mode>2_1): Ditto.
6125 (frndintxf2_floor): Ditto.
6126 (*fist<mode>2_floor_1): Ditto.
6127 (frndintxf2_ceil): Ditto.
6128 (*fist<mode>2_ceil_1): Ditto.
6129 (frndintxf2_trunc): Ditto.
6130 (frndintxf2_mask_pm): Ditto.
6132 (prologue): Use (const_int 0) as never generated filler insn.
6134 (sibcall_epilogue): Ditto.
6135 (eh_return_si): Ditto.
6136 (eh_return_di): Ditto.
6138 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6139 using MODEF mode iterator.
6140 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6141 using MODEF mode iterator.
6142 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6143 using MODEF mode iterator.
6144 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6145 Macroize expander using MODEF mode iterator.
6147 (zero_extendsidi2): Remove operand constraints from expander.
6148 (smuldi3_highpart): Ditto.
6149 (indirect_jump): Ditto.
6152 * config/i386/sse.md (storentv4sf): Ditto.
6153 (storentv2df): Ditto.
6154 (storentv2di): Ditto.
6156 (sse2_cvtpd2ps): Ditto.
6157 (vec_interleave_highv16qi): Ditto.
6158 (vec_interleave_lowv16qi): Ditto.
6159 (vec_interleave_highv8hi): Ditto.
6160 (vec_interleave_lowv8hi): Ditto.
6161 (vec_interleave_highv4si): Ditto.
6162 (vec_interleave_lowv4si): Ditto.
6163 (vec_interleave_highv2di): Ditto.
6164 (vec_interleave_lowv2di): Ditto.
6165 (sse2_maskmovdqu): Ditto.
6166 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6168 2007-09-09 Ira Rosen <irar@il.ibm.com>
6170 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6171 (struct _slp_tree, struct _slp_instance): Define new data structures
6172 along macros for their access.
6173 (struct _loop_vec_info): Define new fields: strided_stores,
6174 slp_instances, and slp_unrolling_factor along macros for their access.
6175 (enum slp_vect_type): New.
6176 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6178 (STMT_VINFO_STRIDED_ACCESS): New macro.
6179 (vect_free_slp_tree): Declare.
6180 (vectorizable_load): Add an argument of type slp_tree.
6181 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6182 vectorizable_assignment): Likewise.
6183 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6184 Declare (make extern).
6185 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6186 (new_loop_vec_info): Likewise.
6187 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6188 * tree-vect-analyze.c: Include recog.h.
6189 (vect_update_slp_costs_according_to_vf): New.
6190 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6191 functions. For not pure SLP stmts with strided access check that the
6192 group size is power of 2. Update the vectorization factor according to
6193 SLP. Call vect_update_slp_costs_according_to_vf.
6194 (vect_analyze_group_access): New.
6195 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6196 (vect_free_slp_tree): New functions.
6197 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6198 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6199 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6200 vect_detect_hybrid_slp): Likewise.
6201 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6202 and vect_detect_hybrid_slp.
6203 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6204 SLP costs into account.
6205 (vect_get_cost_fields): New function.
6206 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6208 (vect_model_store_cost, vect_model_load_cost): Likewise.
6209 (vect_get_constant_vectors): New function.
6210 (vect_get_slp_vect_defs, vect_get_slp_defs,
6211 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6212 vect_get_vec_defs): Likewise.
6213 (vectorizable_reduction): Don't handle SLP for now.
6214 (vectorizable_call): Don't handle SLP for now. Add argument to
6215 vect_model_simple_cost.
6216 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6217 get SLPed and vectorized defs). Fix indentation and spacing.
6218 (vectorizable_assignment): Handle SLP.
6219 (vectorizable_induction): Don't handle SLP for now.
6220 (vectorizable_operation): Likewise.
6221 (vectorizable_type_demotion): Add argument to
6222 vect_model_simple_cost.
6223 (vectorizable_type_promotion): Likewise.
6224 (vectorizable_store, vectorizable_load): Handle SLP.
6225 (vectorizable_condition): Don't handle SLP for now.
6226 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6227 no SLP transformation required for unsupported cases. Add SLP
6228 argument for supported cases.
6229 (vect_remove_stores): New function.
6230 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6231 (vect_transform_loop): Schedule SLP instances.
6232 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6234 2007-09-09 Andrew Haley <aph@redhat.com>
6236 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6239 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6241 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6242 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6243 Similar for what label_refs can go in the JUMP_TARGET field. Split
6244 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6245 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6246 REG_LABEL when replacing an operand with a LABEL_REF for a
6248 (subst_reloads): When replacing a LABEL_REG with a register,
6249 instead of generating a REG_LABEL note, assert that there already
6250 is one or that the label is a known target for the insn.
6251 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6252 note, check the JUMP_LABEL field. Remove "else" after return.
6253 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6254 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6255 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6256 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6257 insns. Iterate over all notes; don't assume there's only one.
6258 * cse.c (recorded_label_ref): Adjust comment to refer to
6260 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6261 insns, not just NONJUMP_INSN_P.
6262 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6263 isn't a jump target.
6264 * jump.c (rebuild_jump_labels): Adjust head comment.
6265 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6266 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6267 (mark_all_labels): For JUMP_P insns without a target, check if the
6268 the target is noted on the previous nonjump insn.
6269 (mark_jump_label_1): New function, guts from mark_jump_label.
6270 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6271 marking jump target labels.
6272 <case LABEL_REF>: Adjust for whether to generate a
6273 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6274 For 'E' format rtl, iterate in descending element order.
6275 (delete_related_insns): Handle both REG_LABEL_TARGET and
6276 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6277 reference count, delete and fallthrough. Move finding-next-
6278 non-deleted insn last in the function. Look at all INSN_P insns
6279 for REG_LABEL_OPERAND notes.
6280 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6282 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6283 JUMP_LABEL, output the INSN_UID of it.
6284 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6285 and/or REG_LABEL_TARGET.
6286 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6287 with jump.c copy by only adding notes for labels actually
6288 referenced in the insn.
6289 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6290 usage count increment; handle all INSN_P trial insns.
6291 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6293 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6294 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6295 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6297 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6298 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6299 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6300 on all INSN_P insns.
6301 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6302 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6303 REG_LABEL_OPERAND notes.
6304 * reload1.c (calculate_needs_all_insns): Adjust comments.
6305 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6306 * config/alpha/alpha.md (split for load of an address into a
6307 four-insn sequence on Unicos/Mk): Adjust to use
6309 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6311 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6314 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6315 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6316 FOR_BB_INSNS_SAFE instead of for loop.
6317 * cse.c (cse_extended_basic_block): Likewise.
6318 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6319 that the for loop does not invoke NEXT_INSN on a deleted insn.
6320 * function.c (instantiate_virtual_regs): Likewise.
6321 * lower-subreg.c (remove_retval_note): Likewise.
6322 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6324 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6326 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6327 insn, if it's a jump.
6328 (try_redirect_by_replacing_jump): New variable jump_p. Call
6329 tablejump_p before delete_insn_chain.
6330 * reload1.c (reload): New variable next. Make sure that the for
6331 loop does not invoke NEXT_INSN on a deleted insn.
6332 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6333 (delete_output_reload): New variable prev. Make sure the the for
6334 loops do not invoke PREV_INSN on a deleted insn.
6336 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6338 * pa/constraints.md: Remove 'X' from unused letters comment.
6340 2007-09-08 Richard Guenther <rguenther@suse.de>
6342 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6343 computed check stmt_ann->references_memory instead of counting
6346 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6348 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6349 validate_change() in one more case.
6351 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6353 PR tree-optimization/32283
6354 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6355 estimated_loop_iterations.
6356 (determine_use_iv_cost_condition): Decrease cost of expressions
6357 used in iv elimination.
6359 2007-09-08 Richard Guenther <rguenther@suse.de>
6361 * tree-cfg.c (verify_gimple_expr): Avoid building new
6362 pointer types, use TYPE_POINTER_TO if available instead.
6364 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6367 PR rtl-optimization/26449
6368 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6369 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6371 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6372 define_expand. Split insn in split1 pass.
6375 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6377 PR tree-optimization/33301
6378 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6381 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6383 PR tree-optimization/32183
6384 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6386 * tree-ssa-reassoc.c: Include cfgloop.h.
6387 (is_reassociable_op): Add a loop argument and return true only
6389 (linearize_expr): Updated.
6390 (should_break_up_subtract): Likewise.
6391 (linearize_expr_tree): Likewise.
6392 (init_reassoc): Call loop_optimizer_init with
6393 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6394 with CDI_DOMINATORS.
6395 (fini_reassoc): Call loop_optimizer_finalize.
6397 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6399 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6400 if there is no i-cache.
6402 2007-09-07 Richard Guenther <rguenther@suse.de>
6405 2007-09-06 Richard Guenther <rguenther@suse.de>
6407 PR tree-optimization/32586
6408 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6409 folding if nothing changed.
6410 (simplify_unary_expression): New function. Do tree combining
6411 on conversion like codes.
6412 (try_to_simplify): Call it.
6414 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6417 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6418 (__gthread_active,__gthread_start, __gthread_active_init): New.
6419 * gthr-posix95.h: Likewise.
6421 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6423 * function.h (struct function): Rename calls_unwind_init
6424 to saves_all_registers.
6425 (current_function_saves_all_registers): Renamed from
6426 current_function_calls_unwind_init.
6427 * reload1.c (reload): Set current_function_saves_all_registers.
6428 * except.c (expand_builtin_unwind_init): Likewise.
6429 * config/m68k/m68k.c (m68k_save_reg): Use
6430 current_function_saves_all_registers to save pic register.
6432 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6434 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6435 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6437 Reapply reverted changes:
6439 2007-09-06 Jan Hubicka <jh@suse.cz>
6441 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6444 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6446 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6447 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6449 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6451 * optabs.c (expand_float): Convert unsigned integer as signed only
6452 if it provides sufficient accuracy; add mode argument to real_2expN.
6453 (expand_fix): Fix comment typos; extend binary float into mode
6454 wider than destination for converion to unsigned integer; add mode
6455 argument to real_2expN.
6456 * real.c (real_2expN): Add mode argument to special-case decimal
6458 * real.h (real_2expN): Ditto.
6459 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6461 (fixed_from_string): Ditto.
6462 (fixed_to_decimal): Ditto.
6463 (fixed_convert_from_real): Ditto.
6464 (real_convert_from_fixed): Ditto.
6465 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6466 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6467 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6468 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6470 2007-09-07 Diego Novillo <dnovillo@google.com>
6472 * tree-flow.h (const_block_stmt_iterator): Remove.
6473 Update all users to use block_stmt_iterator.
6474 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6475 Update all users to use tree_stmt_iterator.
6477 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6479 * config/mips/mips.c (mips_set_current_function): Temporarily
6480 make this a no-op to fix bootstrap errors, pending rewrite.
6482 2007-09-07 Jan Hubicka <jh@suse.cz>
6484 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6487 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6489 PR tree-optimization/33299
6490 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6491 uses for all relevant loop-exit phis, not just the first.
6493 2007-09-07 Richard Guenther <rguenther@suse.de>
6496 * tree-ssa-operands.c (access_can_touch_variable): An access
6497 of the form (*p)[0] can touch a variable of same size.
6499 2007-09-07 Jan Hubicka <jh@suse.cz>
6501 * passes.c (init_optimization_passes): Add simple dce and addressable
6503 * tree-ssa.c (execute_update_addresses_taken): New function.
6504 (pass_update_address_taken): New.
6505 * tree-ssa-dse.c (execute_simple_dse): New function.
6506 (pass_simple_dse): New.
6507 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6509 2007-09-07 Tobias Burnus <burnus@net-b.de>
6512 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6514 2007-09-07 Richard Guenther <rguenther@suse.de>
6517 2007-09-06 Richard Guenther <rguenther@suse.de>
6519 PR tree-optimization/32586
6520 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6521 folding if nothing changed.
6522 (simplify_unary_expression): New function. Do tree combining
6523 on conversion like codes.
6524 (try_to_simplify): Call it.
6526 2007-09-07 Richard Guenther <rguenther@suse.de>
6527 Uros Bizjak <ubizjak@gmail.com>
6529 PR tree-optimization/32821
6530 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6531 NULL in the call to set_bb_stmt_list.
6533 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6535 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6536 float calls here, rather than leaving some to the caller.
6537 Use call_internal_direct and call_value_internal_direct.
6538 * config/mips/mips.md (call_internal_direct): New pattern.
6539 (call_value_internal_direct): Likewise.
6541 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6543 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6544 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6546 (override_options): Set mips_base_move_loop_invariants.
6548 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6550 * config/mips/mips.opt (mcode-readable=): Move to keep list
6553 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6555 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6556 and -mgpopt options. Adjust the -G documentation to match.
6557 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6558 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6559 function, split out from mips_classify_symbol. Return false for
6560 !TARGET_LOCAL_SDATA.
6561 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6562 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6563 (override_options): Check whether the -mgpopt setting is consistent
6564 with the other flags.
6565 (symbolic_expression_p): Delete.
6566 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6567 and default_elf_select_rtx_section.
6568 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6569 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6570 external data and TARGET_EXTERN_SDATA.
6572 2007-09-07 Tobias Burnus <burnus@net-b.de>
6575 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6577 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6579 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6580 FOR_BB_INSNS_SAFE instead of for loop.
6581 * cse.c (cse_extended_basic_block): Likewise.
6582 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6583 that the for loop does not invoke NEXT_INSN on a deleted insn.
6584 * function.c (instantiate_virtual_regs): Likewise.
6585 * lower-subreg.c (remove_retval_note): Likewise.
6586 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6588 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6590 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6591 insn, if it's a jump.
6592 (try_redirect_by_replacing_jump): New variable jump_p. Call
6593 tablejump_p before delete_insn_chain.
6594 * reload1.c (reload): New variable next. Make sure that the for
6595 loop does not invoke NEXT_INSN on a deleted insn.
6596 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6597 (delete_output_reload): New variable prev. Make sure the the for
6598 loops do not invoke PREV_INSN on a deleted insn.
6600 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6602 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6603 * cgraph.h (rebuild_cgraph_edges): Declare.
6604 * tree-pass.h (pass_expand_omp_ssa): New.
6605 * omp-low.c (find_omp_clause): Export.
6606 (copy_var_decl): Split from omp_copy_decl_2.
6607 (build_omp_barrier): Return the call to emit instead of emitting
6609 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6611 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6612 expand_omp_for_generic, expand_omp_for_static_nochunk,
6613 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6614 Adapted to work on SSA form.
6615 (execute_expand_omp): Do not invalidate dominance information.
6616 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6617 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6618 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6620 (force_gimple_operand): Allow gimplifying code expressions without
6622 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6623 * common.opt (fopenmp-ssa): New.
6624 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6625 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6626 * tree-cfg.c: Include tree-inline.h.
6627 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6628 (replace_by_duplicate_decl, replace_ssa_name,
6629 mark_virtual_ops_in_region): New functions.
6630 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6631 to work on SSA form.
6632 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6633 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6636 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6638 * tree-loop-linear.c: Include obstack.h.
6639 (linear_transform_loops): New obstack lambda_obstack.
6640 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6641 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6642 and free afterwards.
6643 * lambda.h (struct obstack): New forward declaration.
6644 (lambda_linear_expression_new): New parameter of type struct
6646 (lambda_loopnest_new): Likewise.
6647 (lambda_loopnest_transform): Likewise.
6648 (lambda_body_vector_new): Likewise.
6649 (lambda_body_vector_compute_new): Likewise.
6650 (gcc_loopnest_to_lambda_loopnest): Likewise.
6651 (lambda_loopnest_to_gcc_loopnest): Likewise.
6652 * lambda-code.c: Include obstack.h.
6653 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6655 (lambda_body_vector_new): Likewise.
6656 (lambda_linear_expression_new): Likewise.
6657 (lambda_lattice_new): Likewise.
6658 (lambda_loopnest_new): Likewise. Additionally use obstack to
6659 allocate LN_LOOPS(ret).
6660 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6661 it to lambda_lattice_new.
6662 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6663 Pass it to lambda_body_vector_new.
6664 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6665 it to lambda_lattice_new.
6666 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6667 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6668 (lambda_compute_target_space): Likewise.
6669 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6670 Pass it to lambda_lattice_compute_base and
6671 compute_nest_using_fourieer_motzkin.
6672 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6673 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6674 and lambda_lattice_compute_target_space.
6675 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6676 Pass it to lambda_linear_expression_new.
6677 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6678 to gcc_tree_to_linear_expression.
6679 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6680 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6681 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6682 Pass it to lambda_body_vector_new and
6683 lambda_body_vector_compute_new.
6684 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6685 (lambda-code.o): Likewise.
6687 2007-09-06 Chao-ying Fu <fu@mips.com>
6689 * ginclude/stdfix.h: New file.
6690 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6691 (convert.o): Add dependence on fixed-value.h.
6692 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6693 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6694 to define fixed-point constants.
6695 (c_cpp_builtins): Define fixed-point constants.
6696 * convert.c (fixed-value.h): New include.
6697 (convert_to_real): Update comment to include fixed-point.
6698 Support FIXED_POINT_TYPE.
6699 (convert_to_integer): Update comment to include fixed-point.
6700 Support FIXED_POINT_TYPE.
6701 (convert_to_complex): Support FIXED_POINT_TYPE.
6702 (convert_to_fixed): New function.
6703 * convert.h (convert_to_fixed): Declare.
6704 * genopinit.c: Add comment about $Q for only fixed-point modes.
6705 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6706 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6707 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6708 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6709 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6710 usneg_optab for fixed-point modes.
6711 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6713 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6714 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6715 unsigned saturation optabs, when type is saturating.
6716 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6717 (expand_fixed_convert): New function.
6718 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6719 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6720 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6721 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6722 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6723 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6725 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6726 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6727 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6728 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6729 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6731 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6732 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6733 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6734 fractuns, satfractuns.
6735 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6736 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6737 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6738 OTI_ssmsub_widen, OTI_usmsub_widen.
6739 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6740 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6741 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6742 umsub_widen_optab, usmsub_widen_optab): Define.
6743 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6745 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6747 (expand_fixed_convert): Declare.
6748 * expr.c (convert_move): Support the move of fixed-point modes.
6749 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6750 (categorize_ctor_elements_1): Handle FIXED_CST.
6751 (count_type_elements): Handle FIXED_POINT_TYPE.
6752 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6753 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6755 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6756 multiply and add/subtract for fixed-point types.
6757 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6758 mode, we jump to binop directly.
6759 Support FIXED_CONVERT_EXPR.
6760 (do_store_flag): Check FIXED_CST to put a constant second.
6761 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6762 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6763 (const_vector_from_tree): Support FIXED_CST.
6764 * doc/extend.texi (Fixed-Point): New node.
6765 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6766 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6767 satfract, fractuns, satfractuns): Document them.
6769 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6771 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6772 addresses into I registers.
6774 2007-09-06 Jan Hubicka <jh@suse.cz>
6775 Andreas Tobler <a.tobler@schweiz.org>
6777 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6779 (machopic_legitimize_pic_address): Likewise.
6781 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6782 Jan Hubicka <jh@suse.cz>
6784 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6785 instead of ufloat_optab->handlers directly.
6786 (floatdidf2): Likewise.
6788 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6790 * config/mips/mips.c: Include diagnostic.h.
6791 (mips_set_current_function): Check errorcount and sorrycount
6792 before generating RTL.
6794 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6797 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6798 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6799 (print_operand_reloc): Likewise.
6801 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6805 2007-09-06 Jan Hubicka <jh@suse.cz>
6807 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6810 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6812 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6813 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6815 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6817 * optabs.c (expand_float): Convert unsigned integer as signed only
6818 if it provides sufficient accuracy; add mode argument to real_2expN.
6819 (expand_fix): Fix comment typos; extend binary float into mode
6820 wider than destination for converion to unsigned integer; add mode
6821 argument to real_2expN.
6822 * real.c (real_2expN): Add mode argument to special-case decimal
6824 * real.h (real_2expN): Ditto.
6825 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6827 (fixed_from_string): Ditto.
6828 (fixed_to_decimal): Ditto.
6829 (fixed_convert_from_real): Ditto.
6830 (real_convert_from_fixed): Ditto.
6831 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6832 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6833 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6834 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6836 2007-09-06 Tom Tromey <tromey@redhat.com>
6838 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6839 * c-pch.c (c_common_read_pch): Restore current location after
6841 * tree.c (expand_location): Update.
6842 (expr_filename): Changed return type. Unified the two cases.
6843 (expr_lineno): Likewise.
6844 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6846 * toplev.c (line_table): Changed type.
6847 (general_init): Update.
6848 (realloc_for_line_map): New function.
6849 (general_init): Allocate line_table using GC.
6850 * fix-header.c (line_table): Changed type.
6851 (read_scan_file): Update.
6852 (read_scan_file): Update.
6853 * c-ppoutput.c (maybe_print_line): Update.
6854 (print_line): Update.
6855 (cb_line_change): Update.
6856 (cb_define): Update.
6857 (pp_file_change): Update.
6858 * c-opts.c (c_common_init_options): Update.
6859 (finish_options): Update.
6860 (push_command_line_include): Update.
6861 * c-lex.c (cb_line_change): Update.
6862 (cb_def_pragma): Update.
6863 (cb_define): Update.
6865 (c_lex_with_flags): Use cpp_get_token_with_location.
6866 * input.h (line_table): Changed type.
6867 (location_from_locus): New macro.
6868 * tree.h (EXPR_FILENAME): No longer an lvalue.
6869 (EXPR_LINENO): Likewise.
6870 (expr_locus, set_expr_locus): Declare separately for
6871 USE_MAPPED_LOCATION.
6872 (expr_filename, expr_lineno): Changed return type.
6873 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6874 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6875 (expand_gimple_basic_block): Likewise.
6876 * final.c (final_scan_insn): Use expanded_location.
6878 2007-09-06 Richard Guenther <rguenther@suse.de>
6880 PR tree-optimization/32586
6881 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6882 folding if nothing changed.
6883 (simplify_unary_expression): New function. Do tree combining
6884 on conversion like codes.
6885 (try_to_simplify): Call it.
6886 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6887 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6889 2007-09-06 Jan Hubicka <jh@suse.cz>
6892 * cse.c (fold_rtx): Avoid invalid sharing.
6894 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6896 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6897 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6899 2007-09-06 Revital Eres <eres@il.ibm.com>
6901 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6902 Fix offsettable memory reference for 750CL.
6904 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6906 * reload.c (find_reloads_address_1): Try to preserve original
6907 base/index regclass of operands.
6908 * regrename.c (scan_rtx_address): Likewise.
6909 (replace_oldest_value_addr): Likewise.
6911 2007-09-06 Richard Guenther <rguenther@suse.de>
6913 PR tree-optimization/33302
6914 * domwalk.c (walk_dominator_tree): The exit block is
6915 interesting even if it is not reachable.
6917 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6920 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6922 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6924 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6927 2007-09-05 Ian Lance Taylor <iant@google.com>
6929 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6931 (dump_generic_node): Likewise.
6932 * print-rtl.c (print_decl_name): Likewise.
6933 * print-tree.c (print_node_brief): Likewise.
6934 (print_node): Likewise.
6935 * Makefile.in (RTL_BASE_H): Add alias.h.
6938 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6940 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6942 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6943 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6945 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6947 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6948 (tm_defines): Define UCLIBC_DEFAULT to 1.
6949 (extra_options): Add linux.opt.
6950 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6951 (CRT_CALL_STATIC_FUNCTION): Likewise.
6952 (NO_IMPLICIT_EXTERN_C): Likewise.
6953 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6954 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6955 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6956 (ENDFILE_SPEC): Don't define.
6957 (LIB_SPEC): Likewise.
6958 (CRT_CALL_STATIC_FUNCTION): Likewise.
6959 (NO_IMPLICIT_EXTERN_C): Likewise.
6960 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6961 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6963 2007-09-06 Jan Hubicka <jh@suse.cz>
6965 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6968 2007-09-06 Jan Hubicka <jh@suse.cz>
6970 * opts.c (common_handle_option): Enable inlining functions for
6973 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6975 * builtin-attrs.def (ATTR_NONNULL_3): New.
6976 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6977 ATTR_NOTHROW_NONNULL_##FA.
6978 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6979 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6980 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6981 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6982 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6983 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6984 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6986 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6987 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6988 ATTR_FORMAT_NOTHROW_3_4): Remove.
6989 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6990 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6991 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6992 instead of ATTR_FORMAT_*_*.
6994 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6996 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6997 parts re-used for REG_FRAME_RELATED_EXPR.
6999 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7001 * optabs.c (expand_float): Convert unsigned integer as signed only
7002 if it provides sufficient accuracy; add mode argument to real_2expN.
7003 (expand_fix): Fix comment typos; extend binary float into mode
7004 wider than destination for converion to unsigned integer; add mode
7005 argument to real_2expN.
7006 * real.c (real_2expN): Add mode argument to special-case decimal
7008 * real.h (real_2expN): Ditto.
7009 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7011 (fixed_from_string): Ditto.
7012 (fixed_to_decimal): Ditto.
7013 (fixed_convert_from_real): Ditto.
7014 (real_convert_from_fixed): Ditto.
7015 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7016 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7017 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7018 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7020 2007-09-05 Ian Lance Taylor <iant@google.com>
7022 * init-regs.c (initialize_uninitialized_regs): Call
7023 emit_insn_before rather than add_insn_before.
7025 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7027 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7028 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7029 * tree-inline.h (copy_body_data): Add call_expr field.
7030 * tree-inline.c (expand_call_inline): Initialize call_expr.
7031 (copy_bb): Append anonymous inline fn arguments to arguments
7032 when inlining a CALL_EXPR_VA_ARG_PACK call.
7033 * builtins.c (expand_builtin): Issue an error if
7034 BUILT_IN_VA_ARG_PACK is seen during expand.
7035 (fold_call_expr, fold_builtin_call_array): Don't fold
7036 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7037 __builtin_va_arg_pack () call as last argument.
7038 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7039 function is __builtin_va_arg_pack (), decrease number of call
7040 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7041 * expr.c (expand_expr_real_1): Issue an error if
7042 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7043 * tree-pretty-print.c (dump_generic_node): Handle printing
7044 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7045 * doc/extend.texi (__builtin_va_arg_pack): Document.
7047 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7049 PR tree-optimization/21513
7050 * builtins.c (build_builtin_expect_predicate): New function.
7051 (fold_builtin_expect): Add argument for expected value.
7052 Distribute __builtin_expect over short-circuiting operations.
7053 Fold nested builtin_expects.
7054 (fold_builtin_2): Adjust call to fold_builtin_expect.
7056 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7059 PR tree-optimization/13756
7060 * doc/invoke.texi (Options That Control Optimization): Document
7063 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7065 * config/i386/cpuid.h: New file.
7066 * config/i386/driver-i386.c: Include cpuid.h.
7067 (describe_cache): Shrink size and line strings to 100 bytes.
7068 (detect_caches_amd): Return "" for unsupported max_ext_level.
7069 Use __cpuid function.
7070 (detect_caches_intel): Return "" for unsupported max_level.
7071 Use __cpuid function.
7072 (host_detect_local_cpu): Change feature flag variables to
7073 unsigned int. Initialize only extended feature flag variables.
7074 Use __get_cpuid_max to determine max supported cpuid level.
7075 Use __cpuid function to determine supported features. Fix
7076 calculation of family id. Remove is_amd and check signature
7077 directly. Check for Geode signature. Handle family 4 id.
7078 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7079 cpu discovery code to lower part of the function.
7080 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7081 for sub-architecture.
7082 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7083 [PROCESSOR_K8]: Add k8-sse3 architecture.
7084 [PROCESSOR_NOCONA]: Remove.
7085 [PROCESSOR_GENERIC64]: Ditto.
7086 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7087 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7088 to check for SSE and FXSAVE support.
7089 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7090 Add -minline-all-stringops.
7091 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7092 (x86_64-*-*): Ditto.
7094 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7096 * config/bfin/linux-unwind.h: New file.
7097 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7098 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7100 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7102 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7103 * stmt.c: Include alloc-pool.h.
7104 (struct case_node): Remove GTY marker.
7105 (add_case_node): New parameter case_node_pool. Use it for
7107 (expand_case): New allocation pool case_node_pool. Initialize it,
7108 pass to add_case_node and free it.
7110 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7111 David Ung <davidu@mips.com>
7112 Nigel Stephens <nigel@mips.com>
7114 Add mips16/nomips16 function attributes and -mflip-mips16 option
7115 for testing mixed-mode compilation.
7117 * config/mips/mips.opt (mflip-mips16): New.
7119 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7120 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7122 * config/mips/mips.c (mips_base_target_flags): New.
7123 (mips_base_mips16): New.
7124 (mips_base_schedule_insns): New.
7125 (mips_base_reorder_blocks_and_partition): New.
7126 (mips_base_align_loops): New.
7127 (mips_base_align_jumps): New.
7128 (mips_base_align_functions): New.
7129 (mips16_flipper): New.
7130 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7131 (TARGET_SET_CURRENT_FUNCTION): Define.
7132 (mips_mips16_type_p, mips_nomips16_type_p): New.
7133 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7134 (mips_function_ok_for_sibcall): Make it deal with functions with
7136 (mips_init_split_addresses): New, split out from override_options.
7137 (mips_init_relocs): New, split out from override_options.
7138 (was_mips16_p): New.
7139 (mips_set_mips16_mode): New, split out from override_options.
7140 (mips_set_current_function): New.
7141 (override_options): Add sorry for unsupported mips16/pic
7142 combination. Remove error for mips16/dsp combination. Save
7143 base option settings.
7144 (mips_file_start): Move mips16 mode setting output from here....
7145 (mips_output_function_prologue): ....to here.
7146 (mips_output_mi_thunk): Check for mips16 function.
7147 (build_mips16_function_stub): Don't set .mips16 here.
7148 (build_mips16_call_stub): Likewise.
7149 (mips_expand_builtin): Error in mips16 mode.
7150 (mips_use_mips16_mode_p): New.
7151 (mips_encode_section_info): Check for mips16 function, and set
7152 SYMBOL_REF_FLAGS accordingly.
7154 * doc/extend.texi (Function Attributes): Document new
7155 mips16/nomips16 attributes.
7156 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7157 (MIPS Options): Document -mflip-mips16.
7159 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7161 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7162 if we encounter TLS address in MIPS16 mode.
7163 (mips_legitimize_const_move): Check cannot_force_const_mem for
7164 the (const (plus symbol offset)) case; this forces invalid TLS
7165 address in MIPS16 mode to be caught by the above call to sorry.
7166 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7167 because that now enables emutls, which is not ABI compatible
7168 with native TLS in non-MIPS16 mode.
7170 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7172 Add target hook invoked when cfun changes.
7174 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7175 * target.h (struct gcc_target): Add set_current_function.
7176 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7177 (TARGET_INITIALIZER): Add initializer for set_current_function.
7178 * tree.h (push_struct_function): New.
7179 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7181 (set_cfun): Declare.
7182 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7184 (push_function_context_to): Use allocate_struct_function
7185 to create null context, not init_dummy_function_start. Use set_cfun.
7186 (pop_function_context_from): Use set_cfun.
7187 (in_dummy_function): New.
7188 (invoke_set_current_function_hook): New.
7190 (push_cfun, pop_cfun): Use set_cfun.
7191 (push_struct_function): New.
7192 (allocate_struct_function): Call invoke_set_current_function_hook
7194 (prepare_function_start): Don't set cfun here. Remove unused
7195 argument; fix all callers.
7196 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7197 push_struct_function.
7198 (init_function_start): Set cfun here.
7199 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7200 * omp-low.c (create_omp_child_function): Use push_struct_function
7201 and pop_cfun to save/restore state.
7202 (expand_omp_parallel): Remove unused saved_cfun variable.
7203 * cgraphunit.c (ipa_passes): Use set_cfun.
7204 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7205 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7206 * matrix-reorg.c (transform_allocation_sites): Likewise.
7207 (matrix_reorg): Use set_cfun.
7208 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7209 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7210 assignment to cfun; use set_cfun for the other.
7211 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7212 (dump_function_to_file): Use push_cfun/pop_cfun here.
7213 * c-decl.c (finish_function): Use set_cfun.
7215 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7217 * regrename.c (rerename_optimize): Use deferred rescanning and
7218 insert explicit calls to rescan insns when changed.
7220 2007-09-05 Jan Hubicka <jh@suse.cz>
7222 * optabs.c (libfunc_entry): Change optab to integer.
7223 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7224 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7225 of pointers for hashing.
7227 2007-09-05 Jan Hubicka <jh@suse.cz>
7229 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7231 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7232 * see.c (pass_see): Likewise.
7233 * tracer.c (pass_tracer): Likewise.
7234 * postreload-gcse.c (pass_gcse2): Likewise.
7235 * postreload.c (pass_postreload_cse): Likewise.
7236 * mode-switching.c (pass_mode_switching): Likewise.
7237 * modulo-sched.c (pass_sms): Likewise.
7238 * cse.c (cse_insn): Likewise.
7239 * web.c (pass_web): Likweise.
7240 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7241 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7242 * loop-init.c (pass_rtl_loop_init): Likewise.
7243 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7244 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7245 * global.c (pass_global_alloc): Likewise.
7246 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7247 pass_if_after_reload): Likewise.
7248 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7249 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7250 * regmove.c (pass_regmove): Likewise.
7251 * function.c (pass_thread_prologugues_epilogues): Likewise.
7252 * gcse.c (pass_gcse): Likewise.
7253 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7254 * lower-subreg.c (pass_lower_subreg2): Likewise.
7255 * bt-load.c (pass_branch_target_load): Likewise.
7256 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7257 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7258 * combine.c (pass_combine): Likewise.
7259 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7260 (pass_partition_blocks): Likewise.
7261 * var-tracking.c (pass_variable_track): Likewise.
7262 * reg-stack.c (pass_stack_regs_run): Likewise.
7263 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7264 * passes.c (pass_postreload): Likewise.
7265 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7266 * tree-pass.h (TODO_verify_rtl_sharing): New.
7267 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7268 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7269 TODO_set_props, TODO_df_finish, TODO_df_verify,
7270 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7272 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7274 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7275 fold_real_zero_addition_p, reorder_operands_p,
7276 div_if_zero_remainder, fold_undefer_overflow_warnings,
7277 int_binop_types_match_p, fold_convert_const_int_from_int,
7278 fold_convert_const_int_from_real,
7279 fold_convert_const_int_from_fixed,
7280 fold_convert_const_real_from_real,
7281 fold_convert_const_real_from_fixed,
7282 fold_convert_const_fixed_from_fixed,
7283 fold_convert_const_fixed_from_int,
7284 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7285 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7286 debug_fold_checksum, multiple_of_p): Constify.
7287 * tree-flow-inline.h (get_lineno): Likewise.
7288 * tree-flow.h (get_lineno): Likewise.
7289 * tree-object-size.c (compute_object_offset, addr_object_size,
7290 alloc_object_size, pass_through_call): Likewise.
7291 * tree-pretty-print.c (op_symbol, print_call_name,
7292 print_struct_decl, do_niy): Likewise.
7293 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7294 debug_fold_checksum): Likewise.
7296 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7299 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7300 note, remove the associated REG_RETVAL note.
7302 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7304 * config.gcc (powerpc*-*-*): Install
7305 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7306 * config/rs6000/spu2vmx.h: New header.
7307 * config/rs6000/si2vmx.h: New header.
7308 * config/rs6000/vec_types.h: New header.
7310 2007-09-05 Ben Elliston <bje@au.ibm.com>
7312 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7314 2007-09-05 Ben Elliston <bje@au.ibm.com>
7316 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7318 (__stdcx): Make asm volatile.
7319 (__stwcx, __stdcx): Return only 0 or 1.
7321 2007-09-05 Jan Hubicka <jh@suse.cz>
7325 2007-09-04 Jan Hubicka <jh@suse.cz>
7326 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7328 2007-09-04 Richard Guenther <rguenther@suse.de>
7329 * tree-ssa-operands.c (add_virtual_operand): Only mark
7330 stores as has_volatile_ops if alias information is not available.
7332 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7334 * config/rs6000/tramp.asm: Include config.h.
7335 Check __PIC__ or __pic__ macro instead of SHARED.
7337 PR rtl-optimization/32300
7338 * see.c (see_copy_insn): New function.
7339 (see_def_extension_not_merged, see_merge_one_use_extension,
7340 see_merge_one_def_extension): Use it. Avoid changing
7341 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7342 into sequences. Call df_insn_delete on temporary insns
7343 that won't be emitted into the insn stream.
7344 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7345 and run df_process_deferred_rescans () before run_fast_dce.
7347 PR tree-optimization/33017
7348 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7349 recurse for pure or const function calls.
7351 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7353 * c-format.c: Include alloc-pool.h.
7354 (check_format_info_main): New argument fwt_alloc. Use allocation
7355 pool instead of GC. Remove GC deallocation code.
7356 (check_format_arg): Create allocation pool, pass it to
7357 check_format_info_main and free it afterwards.
7358 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7360 2007-09-05 Ben Elliston <bje@au.ibm.com>
7362 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7363 Rename count macro arugment for clarity.
7364 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7365 (__protected_stream_set): Likewise, pass 0.
7367 2007-09-04 Jan Hubicka <jh@suse.cz>
7369 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7371 2007-09-04 Jan Hubicka <jh@suse.cz>
7373 * invoke.texi (-finline-small-functions): Document.
7374 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7375 when deciding what is inlinable.
7376 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7377 (cgraph_decide_inlining_of_small_function): Handle new flags.
7378 (cgraph_decide_inlining_incrementally): Likewise.
7379 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7380 * common.opt (finline-small-functions): New.
7381 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7383 2007-09-04 Richard Guenther <rguenther@suse.de>
7385 * tree-ssa-operands.c (add_virtual_operand): Only mark
7386 stores as has_volatile_ops if alias information is not available.
7388 2007-09-04 Andrew Haley <aph@redhat.com>
7390 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7392 2007-09-04 Andrew Haley <aph@redhat.com>
7394 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7395 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7396 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7398 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7401 * common.opt: Mention ABI version 2 in comment.
7403 2007-09-04 Jan Hubicka <jh@suse.cz>
7405 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7406 (libfunc_entry): New structure.
7407 (libfunc_hash): New hashtable.
7408 (hash_libfunc): New function.
7409 (eq_libfunc): New function.
7410 (convert_optab_libfunc): New function.
7411 (optab_libfunc): New function.
7412 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7413 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7414 expand_float, expand_fix, new_optab, new_convert_optab):
7415 Update for new libfunc API.
7416 (init_libfunc, init_integral_libfuncs,
7417 init_floating_libfuncs, init_interclass_conv_libfuncs
7418 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7419 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7420 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7421 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7422 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7423 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7424 gen_extend_conv_libfunc): New.
7425 (init_one_libfunc): Revamp for hashtables.
7426 (set_conv_libfunc): Likewise.
7427 (init_optabs): Initialize hashtable; use lazy initialization where
7429 * optabs.h (optab_handlers): Move out of GGC.
7430 (optab, convert_optab): Move out of GGC; add lazy gen info.
7431 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7432 (optab_libfunc, convert_optab_libfunc): New.
7433 * builtins.c (expand_builtin_powi): Update for new API.
7434 * expr.c (convert_move): Likewise.
7435 * expmed.c (expand_divmod): Likewise.
7437 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7439 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7440 GOT pointer only if there is a constant pool. Use the allocated space
7443 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7445 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7448 2007-09-04 Revital Eres <eres@il.ibm.com>
7449 Richard Guenther <rguenther@suse.de>
7450 R. Clint Whaley <whaley@cs.utsa.edu>
7452 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7454 * tree-tailcall.c (process_assignment): Use -fassociative-math
7455 when reodering operands of floating-point type.
7456 * fold-const.c (fold_comparison, fold_binary): Use
7457 -fassociative-math and -freciprocal-math instead of
7458 -funsafe-math-optimization flag.
7459 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7460 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7461 -freciprocal-math instead of -funsafe-math-optimizations.
7462 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7463 -fassociative-math when -ffast-math is set.
7464 (set_unsafe_math_optimizations_flags): New Function
7465 to set -freciprocal-math and -fassociative-math when
7466 -funsafe-math-optimizations is set.
7467 (common_handle_option): Call it.
7468 * tree-vectorizer.c (vect_is_simple_reduction): Use
7469 -fassociative-math when doing reduction on floats.
7470 * loop-unroll.c (analyze_insn_to_expand_var): Use
7471 -fassociative-math when expanding an accumulator of type float.
7472 * simplify-rtx.c (simplify_binary_operation_1): Use
7473 -fassociative-math and -freciprocal-math when reordeing operands
7474 of floating-point type.
7475 * combine.c (combine_simplify_rtx): Likewise.
7476 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7478 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7480 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7483 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7485 2007-09-04 Jan Hubicka <jh@suse.cz>
7487 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7489 2007-09-04 Jan Hubicka <jh@suse.cz>
7491 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7492 and corresponding MATCH_DUP.
7494 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7497 * combine.c (subst): Do not try to simplify X if it represents load
7498 of FP constant from the constant pool via float extension.
7500 2007-09-04 Ben Elliston <bje@au.ibm.com>
7502 * c-opts.c: Include "tm_p.h".
7503 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7505 2007-09-04 Richard Guenther <rguenther@suse.de>
7507 PR tree-optimization/33291
7508 * tree-pretty-print.c (dump_generic_node): Dump all
7509 qualifiers for pointer types, not only first. Dump
7510 qualifiers for aggregate types as well.
7511 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7512 use the canonical type for building ARRAY_REFs.
7513 * gimplify.c (canonicalize_addr_expr): Clean up. The
7514 correct validness check is compatibility of the pointer
7515 types. Always use the canonical type for building
7516 ARRAY_REFs and ADDR_EXPRs.
7517 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7518 change that disabled propagation of ADDR_EXPRs into statements
7521 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7523 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7524 (umulsi3_highpart): Make into expanders; existing insns are
7525 now named *[insn]_nov6. Add stars to existing [insn]_v6
7526 counterparts' names.
7528 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7530 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7531 (unprotoize.o): Remove SHLIB_MULTILIB.
7533 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7535 * doc/extend.texi: Document progmem attribute for AVR.
7537 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7540 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7542 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7544 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7547 * optabs.c: Remove unnecessary forward declarations.
7548 (expand_unop_direct): New, broken out of expand_unop.
7549 (expand_doubleword_clz): New.
7550 (expand_ctz): Move above expand_ffs. Use
7551 start_sequence, end_sequence, add_equal_note, and
7552 expand_unop_direct. Add more commentary.
7553 (expand_ffs): Try both ctz optab and expand_ctz.
7554 Generate a test and branch if the hardware doesn't give us
7555 a useful value for input zero. Style improvements similar to
7558 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7560 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7562 * config.gcc: Delete stanza for arm-semi-aof and
7563 armel-semi-aof targets.
7564 * config/arm/arm-protos.h
7566 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7567 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7568 delete aof_pic_label and remove mention of AOF in comments.
7569 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7571 * config/arm/semiaof.h
7572 * config/arm/t-semi: Delete file.
7574 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7576 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7577 CONST_CAST_BB): New macros for type-specific casts.
7578 (CONST_CAST): Add a TYPE parameter and define it in terms of
7581 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7582 * c-lex.c (cb_ident, lex_string): Likewise,
7583 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7584 * config/i386/i386.c (ix86_function_regparm,
7585 ix86_function_sseregparm): Use CONST_CAST_TREE.
7586 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7588 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7589 give_switch, set_multilib_dir): Likewise,
7590 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7591 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7592 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7593 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7594 * prefix.c (update_path): Likewise,
7595 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7596 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7597 * tree-cfg.c (tree_can_merge_blocks_p,
7598 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7599 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7600 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7601 (attribute_list_contained): Use CONST_CAST_TREE.
7603 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7605 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7607 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7610 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7611 before forcing them into a register.
7613 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7615 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7616 rather than define_code_macro.
7618 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7620 * gcc.c (xputenv): New function.
7621 (putenv_from_prefixes): Use xputenv instead of putenv.
7622 (process_command): Use xputenv instead of putenv.
7623 (set_collect_gcc_options): Use xputenv instead of putenv.
7624 (main): Use xputenv instead of putenv.
7626 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7628 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7629 availability of swap instruction.
7630 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7632 2007-09-03 Revital Eres <eres@il.ibm.com>
7634 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7637 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7638 Ayal Zaks <zaks@il.ibm.com>
7639 Revital Eres <eres@il.ibm.com>
7641 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7642 compute_split_row): New functions.
7643 (ps_unschedule_node): Remove.
7644 (normalize_sched_times): Iterate over the already scheduled
7645 insns instead of the number of nodes.
7646 (MAX_SPLIT_NUM): New definition.
7647 (sms_schedule_by_order): Change the scheduling heuristic to
7648 avoid useless increases of initiation interval ii.
7649 (get_sched_window): Add dump printouts.
7651 2007-09-02 David Daney <ddaney@avtrex.com>
7653 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7654 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7655 (optab, insn): Add more attributes.
7656 (fetchop_bit): New code macro.
7657 (immediate_insn): New code macro attribute.
7658 (sync): Change condition to ISA_HAS_SYNC.
7659 (rdhwr): Change predicate for operand 0 to register_operand.
7660 (memory_barrier): New expand.
7661 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7662 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7663 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7664 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7665 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7666 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7667 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7668 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7669 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7671 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7672 Hans-Peter Nilsson <hp@axis.com>
7674 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7675 Defined to describe availability and behavior of CLZ.
7676 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7677 * config/cris/cris.opt: Tweak comment for "-metrax4".
7678 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7679 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7680 (count_leading_zeros): Define.
7682 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7684 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7686 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7690 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7693 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7695 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7696 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7697 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7698 sched-deps.c, sched-int.h, system.h, target.h,
7699 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7700 tree.def: Fix comment typos.
7702 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7704 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7705 (override_options): Turn on -mstrict-align on non-ColdFire
7707 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7709 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7711 * c-common.c (const_strip_array_types): Delete.
7712 * c-common.h (const_strip_array_types): Likewise.
7713 * emit-rtl.c (const_next_insn, const_previous_insn,
7714 const_next_nonnote_insn, const_prev_nonnote_insn,
7715 const_next_real_insn, const_prev_real_insn,
7716 const_next_active_insn, const_prev_active_insn, const_next_label,
7717 const_prev_label): Delete.
7718 * gimple-low.c (block_may_fallthru): Use expr_last.
7719 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7720 * rtl.h (const_previous_insn, const_next_insn,
7721 const_prev_nonnote_insn, const_next_nonnote_insn,
7722 const_prev_real_insn, const_next_real_insn,
7723 const_prev_active_insn, const_next_active_insn, const_prev_label,
7724 const_next_label): Delete.
7725 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7726 * system.h (CONST_CAST): Update comment.
7727 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7728 (const_first_stmt, const_last_stmt): Delete.
7729 (tree_block_ends_with_condjump_p): Use last_stmt.
7730 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7731 * tree-iterator.c (const_expr_first, const_expr_last,
7732 const_expr_only): Delete.
7733 * tree.c (const_lookup_attribute): Likewise.
7734 (attribute_list_contained): Use lookup_attribute.
7735 * tree.h (const_lookup_attribute, const_expr_first,
7736 const_expr_last, const_expr_only): Delete.
7738 2007-09-01 Richard Guenther <rguenther@suse.de>
7740 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7741 instead of TREE_THIS_VOLATILE.
7742 * tree-ssa-operands.c (add_virtual_operand): Do not set
7743 has_volatile_ops. Do not check s_ann for NULL.
7744 (get_indirect_ref_operands): Likewise.
7745 (get_expr_operands): Likewise. For all reference trees
7746 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7747 check base of reference for TREE_THIS_VOLATILE.
7749 2007-09-01 Richard Guenther <rguenther@suse.de>
7751 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7752 between integral types. Also allow conversions between
7755 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7757 * optabs.c (prepare_float_lib_cmp): Use
7758 libgcc_cmp_return_mode instead of word_mode.
7759 * config/dfp-bit.h: Likewise.
7760 * config/fp-bit.h: Likewise.
7761 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7763 (spu_libgcc_shift_count_mode): New function.
7764 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7765 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7767 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7769 * tree-pretty-print.c: Include output.h.
7770 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7771 HOST_WIDE_INT_PRINT_DEC.
7772 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7774 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7776 PR rtl-optimization/33224
7777 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7778 to the analysed region.
7780 2007-08-31 Richard Guenther <rguenther@suse.de>
7782 * function.c (allocate_struct_function): Do not set
7783 current_function_returns_pointer.
7784 * function.h (struct var_refs_queue): Remove.
7785 (struct simple_obstack_stack): Likewise.
7786 (struct function): Remove fixup_var_refs_queue member.
7787 Remove returns_pointer flag.
7788 (current_function_returns_pointer): Remove define.
7790 2007-08-31 Nick Clifton <nickc@redhat.com>
7792 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7793 secondary keys in order to obtain a stable sort.
7795 2007-08-31 Nick Clifton <nickc@redhat.com>
7798 * config/m32r/constraints.md: Add W constraint for integer zero.
7799 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7800 Fix length calculation by using alternatives.
7802 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7804 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7805 split out from expand_binop.
7806 (avoid_expensive_constant): New function.
7807 (expand_binop_directly): Remove commutative_op argument and
7808 (expand_binop_directly): Remove commutative_op argument and
7809 call cummutative_optab_p instead. Do not change op0 or op1
7810 when swapping xop0 and xop1. Apply avoid_expensive_constant
7811 to each argument after potential swapping. Enforce the
7812 canonical order of commutative operands.
7813 (expand_binop): Use shift_optab_p and commutative_optab_p.
7814 Update the calls to expand_binop_directly. Only force constants
7815 into registers when widening an operation. Only swap operands
7816 once a direct expansion has been rejected.
7817 (expand_twoval_binop): Only force constants into registers when
7818 using a direct expansion.
7820 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7822 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7823 (sched_analyze_insn): Don't postprocess speculative dependencies when
7824 target has no scheduling.
7825 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7826 'uninitialized' warning.
7828 2007-08-31 Richard Guenther <rguenther@suse.de>
7830 * tree.c (build_complex_type): Always set TYPE_NAME for
7833 2007-08-31 Olivier Hainque <hainque@adacore.com>
7835 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7836 internal macro. Default alignment factor for csect directives, chosen
7837 to match what BIGGEST_ALIGNMENT allows.
7838 (DATA_SECTION_ASM_OP): Use it.
7839 * config/rs6000/rs6000.c
7840 (rs6000_xcoff_output_readonly_section_asm_op):
7841 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7842 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7844 2007-08-31 Olivier Hainque <hainque@adacore.com>
7846 * dbxout.c (dbxout_block): Move declaration within the first
7847 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7848 block to include the definition, together with the associated
7851 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7852 Revital Eres <eres@il.ibm.com>
7854 * doc/invoke.texi (-mpaired): Document flag.
7855 * config.gcc: Include paired.h in powerpc extra_headers and
7856 750cl.h in powerpc-*-linux*paired*.
7857 * config/rs6000/rs6000.opt (-mpaired): New flag.
7858 * config/rs6000/rs6000.c (paired_init_builtins,
7859 paired_expand_builtin, paired_expand_lv_builtin,
7860 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7861 New functions to support the paired single builtin functions.
7862 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7863 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7865 (bdesc_paired_preds): New structure for paired predicate
7867 (rs6000_expand_builtin): Expand paired single builtins.
7868 (rs6000_init_builtins): Init paired single builtins.
7869 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7870 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7871 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7872 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7873 (rs6000_vector_mode_supported_p): Support paired vector mode.
7874 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7875 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7877 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7878 (DATA_ALIGNMENT): Likewise.
7879 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7880 (rs6000_builtins): Add PAIRED builtins.
7881 * config/rs6000/rs6000.md: Include paired.md.
7882 * config/rs6000/paired.h: New.
7883 * config/rs6000/paired.md: New.
7884 * config/rs6000/750cl.h: New.
7885 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7887 2007-08-30 Ollie Wild <aaw@google.com>
7889 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7890 * gcc.c (default_compilers): Add -fno-directives-only to
7891 @assembler-with-cpp.
7893 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7897 * regclass.c (initial_fixed_regs): Revert previous change and make
7899 (initial_call_used_regs): Likewise.
7900 (initial_call_really_used_regs): Delete, reverting previous addition.
7901 (initial_reg_names): Likewise.
7902 (init_reg_sets): Revert previous change.
7903 (saved_fixed_regs): New.
7904 (saved_call_used_regs): New.
7905 (saved_call_really_used_regs): New.
7906 (saved_reg_names): New.
7907 (save_register_info): New.
7908 (restore_register_info): New.
7909 (init_reg_sets_1): Replace reset of register info with call to
7910 restore_register_info.
7911 * rtl.h (save_register_info): Declare.
7912 * toplev.c (backend_init): Call save_register_info.
7914 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7916 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7917 from the original statement.
7919 2007-08-30 Chao-ying Fu <fu@mips.com>
7921 * c-lex.c (interpret_fixed): Declare.
7922 (interpret_float): Process _Fract and _Accum.
7923 (interpret_fixed): New function.
7924 * final.c (output_addr_const): Process CONST_FIXED.
7925 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7926 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7928 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7930 (simplify_immed_subreg): Support CONST_FIXED.
7931 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7932 (simplify_subreg): Support CONST_FIXED.
7934 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7936 * config/rs6000/ppu_intrinsics.h: New file.
7937 * config.gcc (powerpc*-*-* <extra_headers>): Install
7940 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7942 * cfg.c (dump_flow_info): Change to also print entry and exit
7944 * print-rtl.c (print_rtl_single): Allow to print rtl with
7947 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7949 * df-core.h (df_dump_region): New function.
7950 * df.h (df_dump_region): New function.
7951 * loop-invariant.c (find_defs): Add call to df_dump_region.
7952 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7955 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7958 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7959 true if any of the compare_section_name calls returned true,
7960 rather than if any returned false.
7962 2007-08-30 Richard Guenther <rguenther@suse.de>
7964 PR tree-optimization/33199
7965 * tree-ssa-structalias.c (handle_lhs_call): New function.
7966 (find_func_aliases): In non-IPA mode make sure that for
7967 calls that return a pointer we add a constraint for the
7968 result to point to anything.
7970 2007-08-30 Richard Guenther <rguenther@suse.de>
7972 * doc/invoke.texi (-mveclibabi): Document new target option.
7973 * config/i386/i386.opt (-mveclibabi): New target option.
7974 * config/i386/i386.c (ix86_veclib_handler): Handler for
7975 vectorization library support.
7976 (override_options): Handle the -mveclibabi option, initialize
7977 the vectorization library handler.
7978 (ix86_builtin_vectorized_function): As fallback call the
7979 vectorization library handler, if set.
7980 (ix86_veclibabi_acml): New static function for ACML ABI style
7981 vectorization support.
7983 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7985 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7986 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7987 SImode and update m. Don't run gen_lowpart_common on arbitrary
7988 memory address, force it to register first.
7991 * dce.c (dce_process_block): Don't delete setters of
7992 artificially used registers.
7994 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7996 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7997 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7998 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8000 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8002 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8004 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8005 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8007 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8009 * system.h: Activate -Wcast-qual as warning-only.
8011 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8014 * config/rs6000/rs6000.c (compare_section_name): New function.
8015 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8018 2007-08-29 Olivier Hainque <hainque@adacore.com>
8020 * xcoffout.c: #include debug.h.
8021 * Makefile.in (xcoffout.o): Add debug.h dependency.
8023 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8025 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8026 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8028 2007-08-29 Richard Guenther <rguenther@suse.de>
8030 * tree-pretty-print.c (dump_generic_node): Print
8031 label DECL_UID as D.%u.
8032 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8034 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8036 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8037 * builtins.def (BUILT_IN_REALLOC): New builtin.
8039 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8042 * tree.c (build_type_attribute_qual_variant): Set canonical types
8043 on the final, unqualified attribute variant before building the
8046 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8048 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8049 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8051 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8054 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8055 * config/bfin/bfin.md (composev2hi): Put operands into vector
8058 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8060 * config/bfin/bfin.md (composev2hi): Put operands into vector
8063 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8065 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8066 attribute when appropriate.
8067 (bfin_handle_l1_text_attribute): New.
8068 (bfin_handle_l1_data_attribute): New.
8069 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8070 l1_data_A and l1_data_B.
8071 * doc/extend.texi (node Function Attributes): Document l1_text
8073 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8074 l1_data_A and l1_data_B variable attributes.
8076 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8078 * config/bfin/bfin.opt (minline-plt): Add.
8079 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8080 call to global functions.
8081 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8082 (Blackfin Options): Document -minline-plt.
8084 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8086 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8087 given a non-function.
8088 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8090 2007-08-28 DJ Delorie <dj@redhat.com>
8092 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8094 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8096 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8098 2007-08-28 Richard Guenther <rguenther@suse.de>
8100 * tree.h (struct tree_function_decl): Increase size of
8101 function_code bitfield.
8103 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8104 Kazu Hirata <kazu@codesourcery.com>
8106 * config/m68k/linux.h
8107 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8108 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8109 (m68k_return_in_memory): New.
8110 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8113 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8116 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8117 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8118 operand) when top VEC_SELECT extracts scalar element.
8119 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8120 (*vec_extract_v4sf_mem): Ditto.
8122 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8125 * passes.c (init_optimization_passes): Move pass_df_finish
8126 after pass_postreload sublist.
8128 PR rtl-optimization/33148
8129 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8130 (neg (lt X 0)) if X has scalar int mode.
8133 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8134 initializer, use build_vector_from_ctor if possible to create
8135 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8136 even after this, return NULL.
8138 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8140 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8142 2007-08-28 Richard Guenther <rguenther@suse.de>
8144 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8145 (struct tree_function_decl): Make function_code a bitfield.
8146 Add disregard_inline_limits flag.
8147 * cgraphunit.c (cgraph_process_new_functions): Check
8148 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8149 (cgraph_preserve_function_body_p): Likewise.
8150 * ipa-inline.c (compute_inline_parameters): Likewise.
8151 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8152 for GNU C extern inline functions.
8153 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8154 * tree-inline.c (disregard_inline_limits_p): Remove.
8155 * tree-inline.h (disregard_inline_limits_p): Likewise.
8156 * c-common.c (handle_always_inline_attribute): Set
8157 DECL_DISREGARD_INLINE_LIMITS.
8158 * langhooks.c (add_builtin_function): Verify the function code
8159 fits in the bitfield.
8161 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8162 Vladimir Yanovsky <yanov@il.ibm.com>
8163 Revital Eres <eres@il.ibm.com>
8164 Andrey Belevantsev <abel@ispras.ru>
8166 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8168 * modulo-sched.c: Add documentation regarding do-loop.
8169 (doloop_register_get): Change number of arguments to support
8170 the new do-loop pattern and check whether COUNT_REG has no other
8171 occurences in the loop besides in the control part.
8172 (duplicate_insns_of_cycles): Do not duplicate the insn which
8173 changes count_reg as it is already adjusted.
8174 (generate_prolog_epilog): New argument to support the new
8175 do-loop pattern. Change the subtract instruction to use
8176 expand_simple_binop. Call duplicate_insns_of_cycles with new
8178 (sms_schedule): Call doloop_register_get and
8179 generate_prolog_epilog with new argument. Do not handle loops
8180 with single sets insns with subreg in their lhs.
8181 * loop-doloop.c (doloop_optimize): Support for another do-loop
8183 (doloop_condition_get): Gets an instruction instead of a pattern
8184 and change the return condition when the do-loop pattern is
8186 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8187 deps when considering to not create edges.
8189 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8191 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8194 2007-08-27 Jason Merrill <jason@redhat.com>
8197 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8198 zero-sized types after calling gimplify_modify_expr_rhs.
8200 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8202 * regclass.c (init_reg_autoinc): Fix typo.
8204 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8206 Fix PR tree-optimization/33173
8207 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8209 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8212 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8213 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8216 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8217 David Ung <davidu@mips.com>
8218 Nigel Stephens <nigel@mips.com>
8220 Separate target-specific initialization from general
8221 back-end initialization.
8223 * toplev.c (init_alignments): New, split out from...
8224 (process_options): ...here.
8225 (backend_init_target): New, split out from...
8226 (backend_init): ...here.
8227 (lang_dependent_init_target): New, split out from...
8228 (lang_dependent_init): ...here.
8229 (target_reinit): New.
8230 * toplev.h (target_reinit): Declare.
8231 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8232 now can be called more than once. Update comments.
8233 * expr.h (init_expr_target): Likewise.
8234 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8235 now can be called more than once. Explicitly zero
8236 static_reg_base_value.
8237 * emit-rtl.c (init_emit_regs): New, split out from...
8238 (init_emit_once): Here.
8239 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8240 non-const, so that changes from command-line arguments can overwrite
8241 values provided by the static initializers.
8242 (initial_call_really_used_regs): New, used similarly to the above.
8243 (initial_reg_names): Likewise.
8244 (last_mode_for_init_move_cost): Promoted function-local static to
8245 file-scope static to make it accessible outside init_move_cost.
8246 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8247 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8248 reg_names since it is needed for parsing command-line options.
8249 (init_move_cost): Use last_mode_for_init_move_cost instead of
8250 function-local static.
8251 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8252 call_really_used_regs now. Reinitialize reg_names. Also
8253 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8254 reg_class_superunion. Clear losing_caller_save_reg_set.
8255 Preserve global registers if called more than once. Reset
8256 move cost, may_move_in_cost, may_move_out_cost, and
8257 last_mode_for_init_move_cost.
8258 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8259 can now be invoked more than once. Update comments.
8260 (init_regs): Update comments.
8261 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8262 and initial_call_really_used_regs, instead of the non-initial
8263 variables. This allows us to save the command-line register settings
8264 after target reinitialization.
8265 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8266 * rtl.h (init_emit_regs): Declare.
8267 (init_reg_modes_target, init_alias_target): Renamed as described
8269 * reload1.c (init_reload): Update comments.
8270 * optabs.c (init_optabs): Likewise.
8271 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8273 2007-08-26 Chao-ying Fu <fu@mips.com>
8275 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8278 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8280 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8282 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8284 * bb-reorder.c (copy_bb_p): Likewise.
8285 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8286 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8287 block_ends_with_condjump_p): Likewise.
8288 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8289 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8290 block_ends_with_condjump_p): Likewise.
8291 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8292 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8293 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8294 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8295 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8296 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8297 debug_true_const_tree instad of debug_true_tree.
8298 * debug.c (do_nothing_debug_hooks): Likewise.
8299 * debug.h (ignore_block, debug_true_const_tree): Constify.
8300 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8301 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8302 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8303 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8304 dbx_reg_number, is_based_loc, field_type,
8305 simple_type_align_in_bits, simple_decl_align_in_bits,
8306 simple_type_size_in_bits, field_byte_offset, insert_float,
8307 type_tag, member_declared_type, is_redundant_typedef,
8308 secname_for_decl, is_inlined_entry_point): Likewise.
8309 * emit-rtl.c (const_next_insn, const_previous_insn,
8310 const_next_nonnote_insn, const_prev_nonnote_insn,
8311 const_next_real_insn, const_prev_real_insn,
8312 const_next_active_insn, const_prev_active_insn, const_next_label,
8313 const_prev_label): Likewise.
8314 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8316 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8317 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8318 sched_insn_is_legitimate_for_speculation_p): Likewise.
8319 * jump.c (reversed_comparison_code_parts,
8320 reversed_comparison_code, reversed_comparison, condjump_label):
8322 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8323 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8325 * rtl.h (const_previous_insn, const_next_insn,
8326 const_prev_nonnote_insn, const_next_nonnote_insn,
8327 const_prev_real_insn, const_next_real_insn,
8328 const_prev_active_insn, const_next_active_insn, const_prev_label,
8329 const_next_label, modified_between_p, modified_in_p,
8330 const_note_storeskeep_with_call_p, condjump_label,
8331 reversed_comparison, reversed_comparison_code,
8332 reversed_comparison_code_parts, memory_modified_in_insn_p,
8333 stack_regs_mentioned): Likewise.
8334 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8335 keep_with_call_p): Likewise.
8336 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8337 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8338 sd_lists_size, sd_lists_empty_p): Likewise.
8339 * sched-int.h (sched_insns_conditions_mutex_p,
8340 haifa_classify_insn, no_real_insns_p,
8341 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8342 sd_lists_size, sd_lists_empty_p): Likewise.
8343 * sdbout.c (sdb_debug_hooks): Likewise.
8344 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8345 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8346 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8348 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8349 tree_can_throw_internal): Likewise.
8350 * tree-flow-inline.h (phi_nodes): Likewise.
8351 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8352 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8353 * tree-gimple.c (const_get_call_expr_in): Likewise.
8354 * tree-gimple.h (const_get_call_expr_in): Likewise.
8355 * tree.c (const_lookup_attribute, attribute_list_equal,
8356 attribute_list_contained): Likewise.
8357 * tree.h (attribute_list_equal, attribute_list_contained,
8358 const_lookup_attribute): Likewise.
8359 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8361 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8363 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8364 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8366 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8369 * config/alpha/constraints.md: Delete "svn:mime-type" property
8370 with svn propdel "svn:mime-type".
8372 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8375 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8376 non NOTE insn doesn't cross basic block.
8377 (noce_try_abs): Likewise.
8378 (noce_process_if_block): Likewise.
8380 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8383 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8384 operand without auto-inc-dec.
8385 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8386 offsettable_mem_operand.
8387 (floatunssidf2_internal): Same.
8388 (fix_truncdfsi2_internal): Same.
8389 (floatsidf_ppc64): Same.
8390 (floatunssidf_ppc64): Same.
8391 (fix_trunctfsi2_internal): Same.
8393 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8396 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8397 pass defines needed for version.c.
8399 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8401 * configure.ac (--debug-prefix-map check): Change assembler
8402 version presumed to have feature to 2.18.
8403 * configure: Regenerate.
8405 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8407 * c-common.c (vector_types_convertible_p,
8408 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8409 self_promoting_args_p): Constify.
8410 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8411 c_promoting_integer_type_p, self_promoting_args_p,
8412 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8413 * c-decl.c (anon_aggr_type_p): Likewise.
8414 * * c-dump.c (dump_stmt): Likewise.
8415 * c-objc-common.c (has_c_linkage): Likewise.
8416 * c-tree.h (same_translation_unit_p): Likewise.
8417 * c-typeck.c (null_pointer_constant_p,
8418 tagged_types_tu_compatible_p, function_types_compatible_p,
8419 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8420 comptypes_internal, struct tagged_tu_seen_cache,
8421 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8422 c_size_in_bytes): Likewise.
8423 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8424 hash_ptr, eq_ptr): Likewise.
8425 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8426 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8427 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8428 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8430 * optabs.c (optab_for_tree_code): Likewise.
8431 * optabs.h (optab_for_tree_code): Likewise.
8432 * rtl.h (simplify_rtx): Likewise.
8433 * simplify-rtx.c (simplify_rtx): Likewise.
8434 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8435 dump_flag, dump_node): Likewise.
8436 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8437 queue_and_dump_type, dump_flag): Likewise.
8438 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8439 * tree-pass.h (dump_node): Likewise.
8440 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8441 supportable_narrowing_operation): Likewise.
8442 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8443 supportable_narrowing_operation): Likewise.
8444 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8445 is_negative_overflow_infinity, is_positive_overflow_infinity,
8446 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8447 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8448 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8449 ssa_name_nonzero_p, fp_predicate): Likewise.
8450 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8451 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8452 ssa_name_nonnegative_p): Likewise.
8454 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8456 * config.gcc : Add x86_64-elf target.
8458 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8460 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8462 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8463 Nigel Stephens <nigel@mips.com>
8467 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8468 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8469 * expr.c (SET_BY_PIECES_P): Define.
8470 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8471 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8472 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8474 * expr.h (SET_RATIO): Define.
8475 (can_store_by_pieces, store_by_pieces): Update prototypes.
8476 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8477 can_store_by_pieces/store_by_pieces.
8478 (expand_builtin_memcpy_args): Likewise.
8479 (expand_builtin_strncpy): Likewise.
8480 (expand_builtin_memset_args): Likewise. Also remove special case
8481 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8482 decide what to do instead.
8483 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8484 to can_store_by_pieces.
8486 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8487 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8489 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8490 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8491 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8492 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8493 (STORE_BY_PIECES_P): Define.
8495 2007-08-24 Tom Tromey <tromey@redhat.com>
8497 * varpool.c (varpool_last_needed_node): Fix comment typo.
8498 * c-decl.c (duplicate_decls): Fix comment typo.
8499 (clone_underlying_type): Update comment.
8501 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8503 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8504 alpha_in_small_data_p, alpha_split_complex_arg,
8505 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8507 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8508 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8510 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8511 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8512 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8513 * config/darwin.c (darwin_binds_local_p): Likewise.
8514 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8516 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8517 i386_pe_valid_dllimport_attribute_p): Likewise.
8518 * config/i386/i386.c (ix86_function_regparm,
8519 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8520 x86_can_output_mi_thunk, ix86_mangle_type,
8521 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8522 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8523 i386_pe_binds_local_p): Likewise.
8524 * config/ia64/ia64.c
8525 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8526 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8527 ia64_invalid_conversion, ia64_invalid_unary_op,
8528 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8530 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8531 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8532 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8533 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8534 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8535 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8536 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8537 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8538 * config/pa/pa.c (pa_commutative_p): Likewise.
8539 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8541 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8542 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8543 rs6000_use_blocks_for_constant_p,
8544 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8545 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8546 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8547 * config/s390/s390.c (s390_mangle_type,
8548 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8550 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8551 th_in_small_data_p): Likewise.
8552 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8553 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8555 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8556 sparc_mangle_type): Likewise.
8557 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8558 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8559 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8561 * hooks.c (hook_bool_mode_const_rtx_false,
8562 hook_bool_mode_const_rtx_true,
8563 hook_bool_const_tree_hwi_hwi_const_tree_false,
8564 hook_bool_const_tree_hwi_hwi_const_tree_true,
8565 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8566 hook_constcharptr_const_tree_null,
8567 hook_constcharptr_const_rtx_null,
8568 hook_constcharptr_const_tree_const_tree_null,
8569 hook_constcharptr_int_const_tree_null,
8570 hook_constcharptr_int_const_tree_const_tree_null): New.
8571 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8572 hook_bool_tree_hwi_hwi_tree_false,
8573 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8574 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8575 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8576 hook_constcharptr_int_tree_null,
8577 hook_constcharptr_int_tree_tree_null): Delete.
8578 (default_can_output_mi_thunk_no_vcall): Constify.
8579 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8580 hook_bool_tree_hwi_hwi_tree_false,
8581 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8582 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8583 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8584 hook_constcharptr_int_tree_null,
8585 hook_constcharptr_int_tree_tree_null): Delete.
8586 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8587 hook_bool_const_tree_hwi_hwi_const_tree_false,
8588 hook_bool_const_tree_hwi_hwi_const_tree_true,
8589 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8590 hook_constcharptr_const_tree_null,
8591 hook_constcharptr_const_rtx_null,
8592 hook_constcharptr_const_tree_const_tree_null,
8593 hook_constcharptr_int_const_tree_null,
8594 hook_constcharptr_int_const_tree_const_tree_null): New.
8595 (default_can_output_mi_thunk_no_vcall): Constify.
8596 * integrate.c (function_attribute_inlinable_p): Likewise.
8597 * integrate.h (function_attribute_inlinable_p): Likewise.
8598 * jump.c (rtx_renumbered_equal_p): Likewise.
8599 * output.h (decl_readonly_section, categorize_decl_for_section,
8600 default_use_anchors_for_symbol_p, default_binds_local_p,
8601 default_binds_local_p_1): Likewise.
8602 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8604 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8605 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8606 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8607 TARGET_COMP_TYPE_ATTRIBUTES,
8608 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8609 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8610 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8611 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8612 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8613 * target.h (can_output_mi_thunk, needs_block_p,
8614 first_cycle_multipass_dfa_lookahead_guard_spec,
8615 vector_alignment_reachable, comp_type_attributes,
8616 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8617 commutative_p, use_blocks_for_constant_p,
8618 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8619 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8620 invalid_within_doloop, valid_dllimport_attribute_p,
8621 split_complex_arg, invalid_arg_for_unprototyped_fn,
8622 invalid_conversion, invalid_unary_op, invalid_binary_op):
8624 * targhooks.c (default_invalid_within_doloop,
8625 hook_invalid_arg_for_unprototyped_fn,
8626 default_builtin_vector_alignment_reachable): Likewise.
8627 (hook_bool_rtx_commutative_p): Delete.
8628 (hook_bool_const_rtx_commutative_p): New.
8629 * targhooks.h (default_invalid_within_doloop,
8630 default_builtin_vector_alignment_reachable,
8631 hook_invalid_arg_for_unprototyped_fn): Constify.
8632 (hook_bool_rtx_commutative_p): Delete.
8633 (hook_bool_const_rtx_commutative_p): New.
8634 * varasm.c (bss_initializer_p, decl_default_tls_model,
8635 categorize_decl_for_section, decl_readonly_section,
8636 default_use_anchors_for_symbol_p, default_binds_local_p,
8637 default_binds_local_p_1): Constify.
8639 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8641 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8642 __NO_BUILTIN if -fno-builtin.
8644 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8646 * config/bfin/bfin.c (print_operand): Report error instead of
8647 ICE for wrong operand.
8649 2007-08-24 Michael Matz <matz@suse.de>
8651 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8653 2007-08-24 Richard Guenther <rguenther@suse.de>
8656 * tree-ssa.c (useless_type_conversion_p): Split into a
8657 recursive and a non-recursive part.
8658 (useless_type_conversion_p_1): New function.
8659 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8660 from maybe_fold_offset_to_reference is trivially convertible
8661 to the desired type before doing the simplification.
8663 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8665 * expr.c (store_expr): Optimize initialization of an array
8667 * expr.h (builtin_strncpy_read_str): New prototype.
8668 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8671 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8674 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8675 field when initializing if_info structure.
8677 2007-08-24 Richard Guenther <rguenther@suse.de>
8679 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8681 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8682 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8683 * tree-inline.c (inlinable_function_p): Fold in common parts of
8684 the cannot_inline_tree_fn langhook.
8685 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8686 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8687 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8688 cannot_inline_tree_fn langhook.
8689 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8690 cannot_inline_tree_fn member.
8692 2007-08-24 Richard Guenther <rguenther@suse.de>
8694 * expr.c (get_inner_reference): Do computation of bitoffset
8695 from offset in a way we can detect overflow reliably.
8697 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8699 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8701 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8703 * config/bfin/bfin.opt (mfast-fp): Add.
8704 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8705 libbffastfp override libgcc if -mfast-fp.
8706 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8707 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8708 (Blackfin Options): Document -mfast-fp.
8710 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8712 PR tree-optimization/32573
8714 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8715 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8716 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8717 (build_classic_dist_vector): Return false rather than true if
8718 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8719 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8720 returned false. Don't call save_dist_v before calling
8721 build_classic_dist_vector_1.
8722 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8723 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8724 DDR_DIR_VECTS vectors.
8726 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8728 * configure.ac (leb128): Modify sed statement to work with any
8729 binutils version string.
8730 * configure: Regenerate
8732 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8734 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8735 Wrap in RTX_CODE macro guard.
8736 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8737 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8738 arm_mark_dllimport, arm_pe_encode_section_info,
8739 arm_pe_unique_section): Use ISO-C function declarations.
8740 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8741 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8742 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8744 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8745 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8747 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8749 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8750 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8751 (register_move_cost): Use ISO-C function declarations.
8752 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8753 * config/score/score-protos.h (score_declare_object): Add
8755 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8757 * final.c (profile_function): Avoid empty if-bodies.
8760 * calls.c (must_pass_in_stack_var_size,
8761 must_pass_in_stack_var_size_or_pad): Constify.
8762 * config/alpha/alpha-protos.h (function_value): Likewise.
8763 * config/alpha/alpha.c (alpha_return_in_memory,
8764 alpha_pass_by_reference, function_value,
8765 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8766 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8768 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8769 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8770 TARGET_PROMOTE_PROTOTYPES): Likewise.
8771 * config/arm/arm-protos.h (arm_return_in_memory,
8772 arm_pad_arg_upward, arm_function_value): Likewise.
8773 * config/arm/arm.c (arm_pass_by_reference,
8774 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8775 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8776 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8778 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8779 * config/avr/avr-protos.h (avr_function_value): Likewise.
8780 * config/avr/avr.c (avr_return_in_memory,
8781 gas_output_limited_string, gas_output_ascii, avr_function_value,
8782 avr_return_in_memory): Likewise.
8783 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8784 * config/bfin/bfin.c (bfin_pass_by_reference,
8785 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8786 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8788 * config/cris/cris.c (cris_pass_by_reference,
8789 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8790 * config/crx/crx.c (crx_return_in_memory): Likewise.
8791 * config/darwin.c (function_base, machopic_function_base_name):
8793 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8794 TARGET_PROMOTE_PROTOTYPES): Likewise.
8795 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8796 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8797 * config/i386/i386-protos.h (ix86_return_in_memory,
8798 ix86_sol10_return_in_memory): Likewise.
8799 * config/i386/i386.c (ix86_function_value,
8800 ix86_function_sseregparm, ix86_must_pass_in_stack,
8801 type_natural_mode, classify_argument, examine_argument,
8802 construct_container, ix86_pass_by_reference, function_value_32,
8803 function_value_64, ix86_function_value_1, return_in_memory_32,
8804 return_in_memory_64, return_in_memory_ms_64,
8805 ix86_return_in_memory, ix86_sol10_return_in_memory,
8806 TARGET_PROMOTE_PROTOTYPES): Likewise.
8807 * config/ia64/ia64-protos.h (ia64_function_value,
8808 ia64_hpux_function_arg_padding): Likewise.
8809 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8810 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8811 ia64_hpux_function_arg_padding): Likewise.
8812 * config/iq2000/iq2000-protos.h (function_arg,
8813 iq2000_function_value): Likewise.
8814 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8815 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8816 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8817 function_arg, iq2000_function_value): Likewise.
8818 * config/m32c/m32c-protos.h (m32c_function_value,
8819 m32c_promote_function_return): Likewise.
8820 * config/m32c/m32c.c (m32c_pass_by_reference,
8821 m32c_promote_prototypes, m32c_promote_function_return,
8822 m32c_function_value): Likewise.
8823 * config/m32r/m32r.c (m32r_return_in_memory,
8824 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8825 m32r_in_small_data_p): Likewise.
8826 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8828 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8829 m68hc11_function_arg_padding): Likewise.
8830 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8831 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8832 m68k_function_value): Likewise.
8833 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8834 mcore_function_value): Likewise.
8835 * config/mcore/mcore.c (handle_structs_in_regs,
8836 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8837 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8838 mcore_num_arg_regs, mcore_function_value): Likewise.
8839 * config/mips/mips-protos.h (mips_pad_arg_upward,
8840 mips_function_value): Likewise.
8841 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8842 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8843 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8844 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8845 mips_function_value): Likewise.
8846 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8848 * config/mmix/mmix.c (mmix_pass_by_reference,
8849 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8850 mmix_encode_section_info): Likewise.
8851 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8853 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8854 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8855 mn10300_function_value): Likewise.
8856 * config/mt/mt-protos.h (mt_function_value): Likewise.
8857 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8858 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8859 * config/pa/pa-protos.h (function_arg_padding, function_value,
8860 pa_return_in_memory): Likewise.
8861 * config/pa/pa.c (pa_pass_by_reference,
8862 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8863 function_arg_padding, function_value, pa_return_in_memory):
8865 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8866 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8867 function_arg_padding): Likewise.
8868 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8869 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8870 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8871 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8872 function_arg_padding, altivec_expand_dst_builtin,
8873 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8874 altivec_init_builtins, rs6000_common_init_builtins,
8875 rs6000_function_value): Likewise.
8876 * s390/s390-protos.h (s390_function_value): Likewise.
8877 * config/s390/s390.c (s390_function_arg_size,
8878 s390_pass_by_reference, s390_return_in_memory,
8879 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8880 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8881 * config/score/score-protos.h (score_function_value): Likewise.
8882 * config/score/score.c (score_arg_partial_bytes,
8883 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8884 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8885 score_pass_by_reference, score_add_offset, score_function_value):
8887 * config/sh/sh-protos.h (sh_attr_renesas_p,
8888 sh_promote_prototypes): Likewise.
8889 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8890 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8891 sh_attr_renesas_p): Likewise.
8892 * config/sparc/sparc-protos.h (function_value,
8893 function_arg_padding): Likewise.
8894 * config/sparc/sparc.c (sparc_promote_prototypes,
8895 sparc_return_in_memory, sparc_pass_by_reference,
8896 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8897 function_arg_record_value_2, function_arg_record_value_1,
8898 function_arg_record_value, function_arg_record_value,
8899 function_arg_padding, function_value): Likewise.
8900 * config/spu/spu-protos.h (spu_function_value): Likewise.
8901 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8902 spu_function_value): Likewise.
8903 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8905 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8906 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8907 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8909 * config/v850/v850.c (v850_return_in_memory,
8910 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8911 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8912 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8913 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8914 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8916 * explow.c (promote_mode, hard_function_value): Likewise.
8917 * expr.h (hard_function_value, promote_mode): Likewise.
8918 * function.c (aggregate_value_p): Likewise.
8919 * hooks.c (hook_bool_const_tree_true): New.
8920 * hooks.h (hook_bool_const_tree_true): New.
8921 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8922 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8923 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8924 TARGET_RETURN_IN_MSB): Likewise.
8925 * target.h (promote_function_args, promote_function_return,
8926 promote_prototypes, return_in_memory, return_in_msb,
8927 pass_by_reference, must_pass_in_stack, callee_copies,
8928 function_value): Likewise.
8929 * targhooks.c (default_return_in_memory,
8930 hook_pass_by_reference_must_pass_in_stack,
8931 hook_callee_copies_named,
8932 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8933 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8934 default_function_value): Likewise.
8935 * targhooks.h (default_return_in_memory,
8936 hook_pass_by_reference_must_pass_in_stack,
8937 hook_callee_copies_named,
8938 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8939 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8940 default_function_value): Likewise.
8941 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8942 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8943 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8944 * tree.c (needs_to_live_in_memory): Likewise.
8945 * tree.h (struct tree_type, needs_to_live_in_memory,
8946 aggregate_value_p, must_pass_in_stack_var_size,
8947 must_pass_in_stack_var_size_or_pad): Likewise.
8948 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8949 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8950 lookup_filename): Likewise.
8952 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8955 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8956 fake fcomi i387 instruction for !TARGET_CMOVE.
8957 (ix86_expand_branch): Expand natural sequence with one jump for
8958 all targets, not only TARGET_CMOVE.
8959 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8960 pattern to implement fake fcomi sequence. Split instruction after
8961 reload to correct compare sequences.
8962 (*cmpfp_xf_cc): Ditto.
8963 (*cmpfp_<mode>_cc): Ditto.
8964 (*cmpfp_u_cc): Ditto.
8965 (*cmpfp_<mode>_cc): Ditto.
8967 2007-08-23 Richard Guenther <rguenther@suse.de>
8969 * tree-pretty-print.c (dump_generic_node): Annotate
8970 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8972 2007-08-23 Richard Guenther <rguenther@suse.de>
8974 * builtins.c (expand_builtin_mathfn): Wrap argument in
8975 save_expr directly instead of re-building the call.
8976 (expand_builtin_mathfn_2): Likewise.
8977 (expand_builtin_mathfn_3): Likewise.
8978 (expand_builtin_interclass_mathfn): Likewise.
8979 (expand_builtin_int_roundingfn): Set arg.
8980 (expand_builtin_int_roundingfn_2): Likewise.
8982 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8984 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8985 *sse_nand<mode>3, *sse_xor<mode>3): New.
8987 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8989 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8990 * config/i386/i386.c (print_operand): Handle ';' code. Output
8991 semicolon for TARGET_MACHO.
8992 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8993 emit semicolon after 'lock' prefix.
8994 (sync_double_compare_and_swap<mode>): Ditto.
8995 (*sync_double_compare_and_swapdi_pic): Ditto.
8996 (*sync_compare_and_swap_cc<mode>): Ditto.
8997 (sync_double_compare_and_swap_cc<mode>): Ditto.
8998 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8999 (sync_old_add<mode>): Ditto.
9000 (sync_add<mode>): Ditto.
9001 (sync_sub<mode>): Ditto.
9002 (sync_ior<mode>): Ditto.
9003 (sync_and<mode>): Ditto.
9004 (sync_xor<mode>): Ditto.
9006 2007-08-22 Chao-ying Fu <fu@mips.com>
9008 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9010 (copy_rtx): Handle CONST_FIXED.
9011 (rtx_equal_p): Likewise.
9012 * rtl.h (fixed_value.h): New include.
9013 (rtx_def): Add a new field of fixed_value to u.
9014 (XCNMPFV): Define for accessing fixed_value.
9015 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9017 * rtl.def (CONST_FIXED): New constant.
9018 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9019 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9020 US_ASHIFT): New codes.
9021 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9022 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9023 unsigned_fract_convert, unsigned_sat_fract): Document them.
9024 * varasm.c (assemble_integer): Extend to support fixed-point constants
9025 by using different machine classes.
9026 (decode_addr_const): Handle FIXED_CST.
9027 (const_hash_1): Likewise.
9028 (compare_constant): Likewise.
9029 (copy_constant): Likewise.
9030 (const_rtx_hash_1): Handle CONST_FIXED.
9031 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9032 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9034 (initializer_constant_valid_p): Handle FIXED_CST.
9035 (output_constant): Support FIXED_POINT_TYPE.
9036 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9037 * cse.c (hash_rtx): Support CONST_FIXED.
9038 (exp_equiv_p): Likewise.
9039 (cannon_reg): Likewise.
9040 (fold_rtx): Likewise.
9041 (equiv_constant): Likewise.
9042 (cse_process_notes_1): Likewise.
9043 (count_reg_usage): Likewise.
9044 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9045 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9046 (wrap_constant): Check CONST_FIXED.
9047 (cselib_hash_rtx): Support CONST_FIXED.
9048 (cselib_subst_to_values): Likewise.
9049 * df-scan.c (df_uses_record): Likewise.
9050 * gcse.c (want_to_gcse_p): Likewise.
9051 (oprs_unchanged_p): Likewise.
9052 (oprs_not_set_p): Likewise.
9053 (compute_transp): Likewise.
9054 (extract_mentioned_regs_helper): Likewise.
9055 * genemit.c (gen_exp): Likewise.
9056 * local-alloc.c (equiv_init_varies_p): Likewise.
9057 (contains_replace_regs): Likewise.
9058 (memref_referenced_p): Likewise.
9059 * loop-invariant.c (check_maybe_invariant): Likewise.
9060 (hash_invariant_expr_1): Likewise.
9061 (invariant_expr_equal_p): Likewise.
9062 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9063 * regclass.c (reg_scan_mark_refs): Likewise.
9064 * regrename.c (scan_rtx): Likewise.
9065 * resource.c (mark_referenced_resources): Likewise.
9066 (mark_set_resources): Likewise.
9067 * rtlanal.c (rtx_unstable_p): Likewise.
9068 (rtx_varies_p): Likewise.
9069 (count_occurrences): Likewise.
9070 (reg_mentioned_p): Likewise.
9071 (modified_between_p): Likewise.
9072 (modified_in_p): Likewise.
9073 (volatile_insn_p): Likewise.
9074 (volatile_refs_p): Likewise.
9075 (side_effects_p): Likewise.
9076 (may_trap_p_1): Likewise.
9077 (inequality_comparisons_p): Likewise.
9078 (computed_jump_p_1): Likewise.
9079 (commutative_operand_precedence): Likewise.
9080 * sched-deps.c (sched_analyze_2): Likewise.
9081 * sched-vis.c (print_value): Likewise.
9082 * reload.c (operands_match_p): Likewise.
9083 (subst_reg_equivs): Likewise.
9084 * reload1.c (eliminate_regs_1): Likewise.
9085 (elimination_effects): Likewise.
9086 (scan_paradoxical_subregs): Likewise.
9087 * alias.c (rtx_equal_for_memref_p): Likewise.
9088 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9089 * emit-rtl.c (const_fixed_htab): New hash table.
9090 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9092 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9093 const_fixed_from_fixed_value): New functions.
9094 (verify_rtx_sharing): Handle CONST_FIXED.
9095 (copy_rtx_if_shared_1): Likewise.
9096 (reset_used_flags): Likewise.
9097 (set_used_flags): Likewise.
9098 (copy_insn_1): Likewise.
9099 (init_emit_once): Create const_fixed_htab.
9100 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9102 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9104 PR tree-optimization/32949
9105 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9106 before failing for ivs with non-constant step.
9108 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9110 * doc/md.texi (Iterators): Renamed from Macros. All contents
9111 changed to reflect rename of respectively define_code_macro and
9112 define_mode_macro to define_code_iterator and define_mode_iterator.
9113 (Mode Iterators, Code Iterators): Similar.
9114 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9115 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9116 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9117 (initialize_iterators, find_iterator, check_code_iterator)
9118 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9119 (read_mapping, read_rtx_1): Similar.
9120 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9121 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9122 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9123 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9124 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9125 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9126 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9127 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9128 config/rs6000/sync.md, config/rs6000/rs6000.md,
9129 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9130 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9131 config/vax/vax.md, config/bfin/bfin.md: Similar.
9133 2007-08-22 David Daney <ddaney@avtrex.com>
9135 * doc/install.texi (Testing): Mention testing on a simulator.
9137 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9139 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9141 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9142 and rearrange floating point conversion functions into different
9145 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9147 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9148 dfa_post_advance_cycle): New scheduler hooks.
9149 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9150 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9152 (TARGET_SCHED): Use them.
9153 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9154 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9155 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9157 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9158 function to facilitate debugging.
9159 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9160 (output_insn_has_dfa_reservation_p): New static function to output
9161 insn_has_dfa_reservation_p ().
9162 (write_automata): Use it.
9163 * genattr.c (main): Output declaration for
9164 insn_has_dfa_reservation_p ().
9166 2007-08-22 Christian Bruel <christian.bruel@st.com>
9167 Richard Guenther <rguenther@suse.de>
9169 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9170 * simplify_rtx (simplify_binary_operation_1): Likewise.
9172 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9174 PR rtl-optimization/32557
9175 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9176 of REGNO (mws->mw_reg).
9178 2007-08-22 Richard Guenther <rguenther@suse.de>
9181 * builtins.c (expand_builtin_int_roundingfn): Replace call
9182 argument wrapped with SAVE_EXPR directly.
9183 (expand_builtin_int_roundingfn_2): Likewise.
9185 2007-08-22 Richard Guenther <rguenther@suse.de>
9187 * tree-inline.c (inlinable_function_p): Restore disregarding
9188 inline limits for GNU extern inline functions.
9190 2007-08-22 Richard Guenther <rguenther@suse.de>
9193 * tree.c (host_integerp): Treat sizetype as signed as it is
9196 2007-08-21 Ian Lance Taylor <iant@google.com>
9198 PR tree-optimization/33134
9199 * tree-vrp.c (adjust_range_with_scev): Call
9200 set_value_range_to_value.
9202 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9204 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9207 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9209 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9212 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9214 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9215 cases to set eight bytes at a time.
9216 (expand_block_move): Likewise.
9218 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9221 * dwarf2out.c (gen_decl_die): Don't call
9222 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9224 2007-08-21 Paul Brook <paul@codesourcery.com>
9225 Nathan Sidwell <nathan@codesourcery.com>
9226 Mark Mitchell <mark@codesourcery.com>
9227 Joseph Myers <joseph@codesourcery.com>
9229 * configure.ac: Add --with-pkgversion and --with-bugurl.
9230 * configure: Regenerate.
9231 * doc/install.texi: Document them.
9232 * version.c (version_string): Remove VERSUFFIX.
9233 (VERSUFFIX): Remove.
9234 (pkgversion_string): New.
9235 (bug_report_url): Do not hard-code initializer.
9236 * version.h (pkgversion_string): Declare.
9237 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9239 (version.o): Define PKGVERSION and BUGURL.
9240 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9241 (%.pod): Define BUGURL.
9242 * gcc.c (process_command, main): Use pkgversion_string.
9243 * toplev.c (compile_file, print_version): Likewise.
9244 * protoize.c (main): Likewise.
9245 * gcov.c (print_version): Likewise. Update copyright date.
9246 * gcov-dump.c (print_version): Likewise. Update copyright date.
9247 * mips-tdump.c (main): Likewise. Update copyright date.
9248 * mips-tfile.c (main): Likewise. Update copyright date.
9249 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9250 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9251 shorten description.
9252 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9253 * doc/gccint.texi: Likewise.
9254 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9255 Update copyright date.
9257 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9259 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9260 (ix86_expand_strlensi_unroll_1): Ditto.
9261 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9262 (ix86_expand_carry_flag_compare): Update comment.
9264 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9267 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9268 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9270 2007-08-21 Richard Guenther <rguenther@suse.de>
9272 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9274 2007-08-21 Richard Guenther <rguenther@suse.de>
9277 * fold-const.c (fold_binary): Remove index +p PTR folding.
9278 Fix types of POINTER_PLUS_EXPR generated by folding of
9281 2007-08-20 Chao-ying Fu <fu@mips.com>
9283 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9284 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9285 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9286 (c_common_fixed_point_type_for_size): Declare.
9287 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9288 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9289 (c_token_starts_declspecs): Likewise.
9290 (c_parser_declspecs): Likewise.
9291 (c_parser_attributes): Likewise.
9292 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9293 (c_declspecs): Add saturating_p.
9294 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9295 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9296 _Sat. Handle RID_SAT.
9297 Avoid using void, bool, char, int, float, double, _Decimal32,
9298 _Decimal64, _Decimal128, and complex with _Sat.
9299 Handle RID_FRACT and RID_ACCUM.
9300 Make sure _Sat is used with _Fract or _Accum.
9301 (finish_declspecs): Handle cts_fract and cts_accum.
9302 * c-common.c (fixed-value.h): New include.
9303 (constant_expression_warning): Handle FIXED_CST.
9304 (overflow_warning): Likewise.
9305 (warnings_for_convert_and_check): Likewise.
9306 (c_common_fixed_point_type_for_size): New.
9307 (c_common_type_for_mode): Handle fixed-point modes to
9308 return various saturating/non-saturating, signed/unsigned types.
9309 (c_common_signed_or_unsigned_type): Support fixed-point types.
9310 (shorten_compare): Check fixed-point zero.
9311 Handle FIXED_POINT_TYPE.
9312 (c_common_truthvalue_conversion): Handle FIXED_CST.
9313 Handle FIXED_POINT_TYPE.
9314 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9316 (handle_mode_attribute): Handle fixed-point modes. Need to check
9317 if the signness of base type and fixed-point modes are consistent.
9318 (handle_vector_size_attribute): Handle fixed-point modes.
9319 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9320 (warn_for_div_by_zero): Check fixed-point zero.
9321 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9322 a common fixed-point type based on fbit, ibit, sign, and saturation.
9323 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9324 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9325 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9326 (convert_for_assignment): Support FIXED_POINT_TYPE.
9327 (digest_init): Handle FIXED_POINT_TYPE.
9328 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9329 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9330 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9331 GE_EXPR, LT_EXPR, GT_EXPR.
9332 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9333 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9334 * target.h (gcc_target): Add fixed_point_supported_p.
9335 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9336 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9337 (default_fixed_point_supported_p): Define.
9338 * targhooks.h (default_fixed_point_supported_p): Declare.
9339 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9340 * doc/install.texi (Configuration): Add --enable-fixed-point.
9341 * configure.ac (--enable-fixed-point): New to enable fixed-point
9342 arithmetic extension to C. For mips targets, we enable it by default.
9343 * configure, config.in: Regenerate.
9345 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9347 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9349 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9351 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9352 DWARF2_DEBUGGING_INFO.
9353 (cold_text_section_used): Same.
9354 (cold_text_section): Same.
9356 2007-08-20 Richard Guenther <rguenther@suse.de>
9358 * c-typeck.c (convert_for_assignment): Use the type of
9359 the member for the initialization.
9361 2007-08-20 Richard Guenther <rguenther@suse.de>
9363 * c-objc-common.c (c_disregard_inline_limits): Remove.
9364 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9365 * cgraphunit.c (cgraph_process_new_functions): Call
9366 disregard_inline_limits_p.
9367 (cgraph_preserve_function_body_p): Likewise.
9368 * ipa-inline.c (compute_inline_parameters): Likewise.
9369 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9371 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9372 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9373 disregard_inline_limits langhook.
9374 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9376 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9377 disregard_inline_limits langhook.
9378 * tree-inline.c (disregard_inline_limits_p): New function.
9379 * tree-inline.h (disregard_inline_limits_p): Declare.
9381 2007-08-20 Richard Guenther <rguenther@suse.de>
9383 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9384 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9385 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9386 auto_var_in_fn_p langhook.
9387 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9389 * tree.c (auto_var_in_fn_p): ... here.
9390 (find_var_from_fn): Call auto_var_in_fn_p directly.
9391 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9392 auto_var_in_fn_p langhook.
9393 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9394 (copy_body_r): Likewise.
9395 (self_inlining_addr_expr): Likewise.
9396 * tree.h (auto_var_in_fn_p): Declare.
9398 2007-08-20 Richard Guenther <rguenther@suse.de>
9400 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9401 (walk_type_fields): Take lh parameter.
9402 (walk_tree): Rename to ...
9403 (walk_tree_1): ... this. Do not call the walk_subtrees
9404 langhook but the now passed callback. Pass lh on recursion.
9405 (walk_tree_without_duplicates): Rename to ...
9406 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9407 and call walk_tree_1.
9408 * tree.h (walk_tree_lh): New typedef.
9409 (walk_tree_1): Declare.
9410 (walk_tree_without_duplicates_1): Likewise.
9411 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9412 (walk_tree_without_duplicates): New define to
9413 walk_tree_without_duplicates_1 with NULL lh parameter.
9414 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9415 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9417 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9418 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9419 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9422 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9425 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9426 code in front of the compacting of basic blocks.
9427 Move the folding of statements inbetween the cgraph checking
9428 and compacting of basic blocks.
9430 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9431 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9434 * config/alpha/alpha.c (va_list_skip_additions): Check for
9435 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9436 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9437 PLUS_EXPR when checking ap.__base.
9438 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9439 when doing addition on pointer types. Use size_int instead of
9441 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9442 ptr_type in the second operand.
9444 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9447 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9449 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9452 * cfgexpand.c (expand_one_register_var): Mark pointer
9453 DECL_ARTIFICIAL as REG_POINTER also.
9454 * stmt.c (expand_decl): Likewise.
9456 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9463 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9464 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9465 on_worklist argument and avoid adding things to worklist multiple
9467 (add_to_worklist): Ditto.
9468 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9469 single SFT is clobbered.
9470 (set_initial_properties): Ditto.
9471 (compute_call_clobbered): Update for changes to function
9473 (create_overlap_variables_for): Always create SFT for offset 0.
9474 (create_structure_vars): Handle PHI's, since we are in SSA form at
9476 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9477 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9479 (add_vars_for_offset): Figure out aliases from access + points-to.
9480 (add_virtual_operand): Use add_vars-for_offset.
9481 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9482 (add_call_clobber_ops): Remove makes_clobbering_call set.
9483 (get_expr_operands): Always pass through the INDIRECT_REF
9485 * tree-ssa-structalias.c (struct constraint_graph): Remove
9487 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9488 address_taken, pt_used, number_incoming.
9489 (FIRST_ADDR_NODE): Removed.
9490 (merge_graph_nodes): Remove broken code for the moment.
9491 (init_graph): New function.
9492 (build_pred_graph): Remove code to init_graph.
9493 Add location equivalence support.
9494 (struct scc_info): Rename roots to deleted.
9496 (init_scc_info): Ditto
9497 (init_topo_info): Use graph->size.
9498 (compute_topo_order): Ditto.
9499 (do_da_constraint): Removed.
9500 (do_sd_constraint): Remove calls to find().
9501 set_union_with_increment should always get 0 as last arg here.
9502 (do_complex_constraint): Replace do_da_constraint with assert.
9504 (struct equiv_class_label): New.
9505 (pointer_equiv_class_table): Ditto.
9506 (location_equiv_class_table): Ditto.
9507 (equiv_class_label_hash): Ditto.
9508 (equiv_class_label_eq): Ditto
9509 (equiv_class_lookup): Ditto.
9510 (equiv_class_ladd): Ditto.
9511 (pointer_equiv_class): Ditto.
9512 (location_equiv_class): Ditto.
9513 (condense_visit): Rename and rewrite from label_visit to do only
9514 SCC related stuff for HU.
9515 (label_visit): Do HU work for HU.
9516 (perform_var_substitution): Update to do HU and location
9518 (free_var_substitution_info): Update to free HU and location
9519 equivalence structures. */
9520 (find_equivalent_node): Update for pointer but not location
9522 (unite_pointer_equivalences): New function.
9523 (move_complex_constraints): Rewrite to only do moving.
9524 (rewrite_constraints): Split out of move_complex_constraints.
9525 (solve_graph): Use graph->size.
9526 (process_constraint_1): Add from_call argument, use it.
9527 Split *a = &b into two constraints.
9528 (process_constraint): Use new process_constraint_1.
9529 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9530 (get_constraint_for): Handle non-pointer integers properly.
9531 Remove code that used to handle structures.
9532 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9533 with unknown addends.
9534 (handle_rhs_call): New function.
9535 (find_func_aliases): Use handle_rhs_call.
9536 (set_uids_in_ptset): Add an assert.
9537 (set_used_smts): Fix bug in not considering unified vars.
9538 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9539 (compute_points_to_sets): Update for other function changes.
9540 (delete_points_to_sets): Ditto.
9541 (ipa_pta_execute): Ditto.
9542 (pass_ipa_pta): We need to update SSA after ipa_pta.
9544 2007-08-19 Jan Hubicka <jh@suse.cz>
9546 * i386.md: Replace "rim" and "mri" constraints by "g".
9548 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9550 * dwarf2out.c (text_section_used, cold_text_section_used,
9551 cold_text_section, dwarf2out_note_section_used): New.
9552 (dwarf2out_init): Initialize cold_text_section.
9553 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9554 dwarf2out_note_section_used.
9555 (size_of_aranges): Only count entry for text section if it was
9556 used. Count entry for cold text section if it was used.
9557 (output_aranges): Only output entries for text section and cold
9558 text section if they were used.
9560 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9562 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9564 (debug_generic_stmt): Likewise.
9565 (debug_tree_chain): Likewise.
9567 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9569 * tree-data-refs.c (split_constant_offset): Expose.
9570 * tree-data-refs.h (split_constant_offset): Add declaration.
9572 * tree-vectorizer.h (dr_alignment_support): Renamed
9573 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9574 Added a new value dr_explicit_realign.
9575 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9576 dr_offset, dr_step, and dr_aligned_to, along with new access
9577 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9578 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9579 STMT_VINFO_DR_ALIGNED_TO.
9581 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9583 In case of outer-loop vectorization with non-fixed misalignment - use
9584 the dr_explicit_realign scheme instead of the optimized realignment
9586 (new_stmt_vec_info): Initialize new fields.
9588 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9589 'nested_in_vect_loop' case. Change verbosity level.
9590 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9591 Don't fail on zero step in the outer-loop for loads.
9592 (vect_analyze_data_refs): Call split_constant_offset to calculate
9593 base, offset and init relative to the outer-loop.
9595 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9596 BSI function argument with a new function argument - at_loop.
9597 Simplify the condition that determines STEP. Takes additional argument
9598 INV_P. Support outer-loop vectorization (handle the
9599 nested_in_vect_loop case), including zero step in the outer-loop. Call
9600 vect_create_addr_base_for_vector_ref with additional argument.
9601 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9602 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9603 Fixed and simplified calculation of step.
9604 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9605 of bsi, and with additional argument. Call bump_vector_ptr with
9606 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9607 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9608 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9609 when the realignment setup needs to take place inside the loop.
9610 Support the dr_explicit_realign scheme. Allow generating the optimized
9611 realignment scheme for outer-loop vectorization. Added documentation.
9612 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9613 the 'nested_in_vect_loop' case, including loads that are invariant in
9614 the outer-loop and the realignment schemes. Handle the case when the
9615 realignment setup needs to take place inside the loop. Call
9616 vect_setup_realignment with additional arguments. Call
9617 vect_create_data_ref_ptr with additional argument and with loop instead
9618 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9619 (vect_gen_niters_for_prolog_loop): Call
9620 vect_create_addr_base_for_vector_ref with additional arguments.
9621 (vect_create_cond_for_align_checks): Likewise.
9622 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9623 scheme: takes additional argument bump; argument ptr_incr is now
9624 optional; updated documentation.
9625 (vect_init_vector): Takes additional argument (bsi). Use it, if
9626 available, to insert the vector initialization.
9627 (get_initial_def_for_induction): Pass additional argument in call to
9629 (vect_get_vec_def_for_operand): Likewise.
9630 (vect_setup_realignment): Likewise.
9631 (vectorizable_load): Likewise.
9633 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9635 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9636 as argument instead of struct loop.
9637 (nested_in_vect_loop_p): New function.
9638 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9640 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9641 from other phis in the loop.
9642 (destroy_loop_vec_info): Add additional argument to declaration.
9644 * tree-vectorizer.c (supportable_widening_operation): Also check if
9645 nested_in_vect_loop_p (don't allow changing the order in this case).
9646 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9647 of struct loop. Call nested_in_vect_loop_p and don't require
9648 flag_unsafe_math_optimizations if it returns true.
9649 (new_stmt_vec_info): When setting def_type for phis differentiate
9650 loop-header phis from other phis.
9651 (bb_in_loop_p): New function.
9652 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9653 just update their loop_vinfo. Order of BB traversal now matters -
9654 call dfs_enumerate_from with bb_in_loop_p.
9655 (destroy_loop_vec_info): Takes additional argument to control whether
9656 stmt_vinfo of the loop stmts should be destroyed as well.
9657 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9658 reduction stmt to be defines by a non loop-header phi.
9659 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9661 * tree-vect-transform.c (vectorizable_reduction): Call
9662 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9663 (vectorizable_call): Likewise.
9664 (vectorizable_conversion): Likewise.
9665 (vectorizable_operation): Likewise.
9666 (vectorizable_type_promotion): Likewise.
9667 (vectorizable_type_demotion): Likewise.
9668 (vectorizable_store): Likewise.
9669 (vectorizable_live_operation): Likewise.
9670 (vectorizable_reduction): Likewise. Also pass loop_info to
9671 vect_is_simple_reduction instead of loop.
9672 (vect_init_vector): Call nested_in_vect_loop_p.
9673 (get_initial_def_for_reduction): Likewise.
9674 (vect_create_epilog_for_reduction): Likewise.
9675 (vect_init_vector): Check which loop to work with, in case there's an
9677 (get_initial_def_for_inducion): Extend to handle outer-loop
9678 vectorization. Fix indentation.
9679 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9680 In the case vect_induction_def get the vector def from the induction
9681 phi node, instead of calling get_initial_def_for_inducion.
9682 (get_initial_def_for_reduction): Extend to handle outer-loop
9684 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9686 (vect_transform_loop): Change assert to just skip this case. Add a
9688 (vect_finish_stmt_generation): Add a couple asserts.
9690 (vect_estimate_min_profitable_iters): Multiply
9691 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9693 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9694 this is an inner-loop reduction in outer-loop vectorization.
9696 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9697 Same code as what used to be vect_analyze_scalar_cycles, only with
9698 additional argument loop, and loop_info passed to
9699 vect_is_simple_reduction instead of loop.
9700 (vect_analyze_scalar_cycles): Code factored out into
9701 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9702 Updated documentation.
9703 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9704 outer-loop vectorization that are live or not used in the outerloop,
9705 cause this requires special handling.
9706 (vect_enhance_data_refs_alignment): Don't consider versioning for
9708 (vect_analyze_data_refs): Check that there are no datarefs in the
9710 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9711 and vect_used_in_outer_by_reduction cases.
9712 (process_use): Also consider the case of outer-loop stmt defining an
9713 inner-loop stmt and vice versa.
9714 (vect_analyze_loop_1): New function.
9715 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9716 loops. Call vect_analyze_loop_1.
9717 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9718 been vectorized. Call destroy_loop_vec_info with additional argument.
9720 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9721 in the inner-loop when doing outer-loop vectorization. Add
9722 documentation and printout.
9723 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9724 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9726 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9728 * tree-affine.h (print_aff): New prototype.
9729 (debug_aff): Likewise.
9730 * tree-affine.c (print_aff): New function.
9731 (debug_aff): Likewise.
9733 2007-08-18 Paul Brook <paul@codesourcery.com>
9734 Joseph Myers <joseph@codesourcery.com>
9736 * common.opt (-fdebug-prefix-map=): New option.
9737 * opts.c: Include debug.h.
9738 (common_handle_option): Handle -fdebug-prefix-map.
9739 * final.c: Include ggc.h.
9740 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9741 remap_debug_filename): New.
9742 * Makefile.in (final.o, opts.o): Update dependencies.
9743 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9744 * configure.ac: Check for assembler --debug-prefix-map support.
9745 * configure, config.in: Regenerate.
9746 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9747 (ASM_DEBUG_SPEC): Include ASM_MAP.
9748 * doc/install.texi (--with-debug-prefix-map): Document.
9749 * doc/invoke.texi (-fdebug-prefix-map): Document.
9750 * dbxout.c (dbxout_init, dbxout_start_source_file,
9751 dbxout_source_file): Call remap_debug_filename.
9752 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9753 dwarf2out_start_source_file, dwarf2out_finish): Call
9754 remap_debug_filename.
9755 (file_table_relative_p): Do not check d->emitted_number.
9756 * toplev.c (output_file_directive): Call remap_debug_filename.
9757 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9758 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9760 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9762 * loop-invariant.c (find_invariants_to_move): Add missing macro
9765 2007-08-17 Tom Tromey <tromey@redhat.com>
9767 * tree.h (struct tree_label_decl): Removed old "java" fields.
9769 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9770 Nigel Stephens <nigel@mips.com>
9772 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9773 Treat -mno-data-in-code and -mcode-xonly as aliases for
9774 -mcode-readable=no and -mcode-readable=pcrel respectively.
9775 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9776 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9777 (MULTILIB_DIRNAMES): Update accordingly.
9779 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9781 * Makefile.in (version.o): Depend on $(REVISION) only if
9782 REVISION_s is defined.
9784 2007-08-17 Sa Liu <saliu@de.ibm.com>
9785 Ulrich Weigand <uweigand@de.ibm.com>
9788 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9789 use build_qualified_type to retain qualifiers of the base type.
9791 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9793 * config/score/score.md : Update pattern tablejump.
9794 * config/score/score.c : Update score_initialize_trampoline
9796 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9797 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9798 * doc/contrib.texi: Add my entry.
9800 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9802 * Makefile.in (REVISION): New.
9805 (version.o): Also depend on $(REVISION). Add
9806 -DREVISION=$(REVISION_s).
9808 * version.c (version_string): Add REVISION.
9810 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9812 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9813 of GOTO that's relocated to a different block.
9815 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9817 * c-common.c (const_strip_array_types): New.
9818 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9819 (const_strip_array_types): New.
9820 * c-objc-common.c (c_disregard_inline_limits,
9821 c_warn_unused_global_decl): Constify.
9822 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9823 c_vla_type_p, c_incomplete_type_error): Likewise.
9824 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9825 * hooks.c (hook_bool_const_tree_false): New.
9826 * hooks.h (hook_bool_const_tree_false): Likewise.
9827 * langhooks-def.h (lhd_warn_unused_global_decl,
9828 lhd_incomplete_type_error, lhd_expr_size,
9829 lhd_tree_inlining_disregard_inline_limits,
9830 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9831 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9832 * langhooks.c (lhd_warn_unused_global_decl,
9833 lhd_incomplete_type_error,
9834 lhd_tree_inlining_disregard_inline_limits,
9835 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9836 lhd_expr_size): Likewise.
9837 * langhooks.h (lang_hooks_for_tree_inlining,
9838 lang_hooks_for_tree_dump, lang_hooks_for_types,
9839 lang_hooks_for_decls, lang_hooks): Likewise.
9840 * pointer-set.c (pointer_set_t, pointer_set_create,
9841 pointer_set_contains, insert_aux, pointer_set_insert,
9842 pointer_set_traverse, pointer_map_t, pointer_map_create,
9843 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9845 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9846 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9847 pointer_map_traverse): Likewise.
9848 * predict.c (assert_is_empty): Likewise.
9849 * tree-affine.c (free_name_expansion): Likewise.
9850 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9851 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9852 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9854 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9856 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9858 (destroy_loop_vec_info): Add call to VEC_free.
9859 * tree-vectorizer.h (may_alias_ddrs): Define.
9860 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9861 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9862 Change reporting to dump.
9863 (vect_is_duplicate_ddr): New.
9864 (vect_mark_for_runtime_alias_test): New.
9865 (vect_analyze_data_ref_dependences) Add call to
9866 vect_mark_for_runtime_alias_test.
9867 (vect_enhance_data_refs_alignment): Define local variable
9868 vect_versioning_for_alias_required, don't perform
9869 peeling for alignment if versioning for alias is
9871 (vect_enhance_data_refs_alignment): Use
9872 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9873 PARAM_VECT_MAX_VERSION_CHECKS.
9874 * tree-vect-transform.c
9875 (vect_create_cond_for_alias_checks): New.
9876 (vect_transform_loop): Add call to
9877 vect_create_cond_for_alias_checks.
9878 (vect_vfa_segment_size): New.
9879 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9881 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9883 (vect-max-version-for-alignment-checks): Document.
9884 (vect-max-version-for-alias-checks): Document.
9885 (vect-max-version-checks): Remove.
9887 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9889 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9890 the same line as the instruction for all asm dialects.
9891 (*rep_movsi): Ditto.
9892 (*rep_movsi_rex64): Ditto.
9893 (*rep_movqi): Ditto.
9894 (*rep_movqi_rex64): Ditto.
9895 (*rep_stosdi_rex64): Ditto.
9896 (*rep_stossi): Ditto.
9897 (*rep_stossi_rex64): Ditto.
9898 (*rep_stosqi): Ditto.
9899 (*rep_stosqi_rex64): Ditto.
9900 (*cmpstrnqi_nz_1): Ditto.
9901 (*cmpstrnqi_nz_rex_1): Ditto.
9902 (*cmpstrnqi_1): Ditto.
9903 (*cmpstrnqi_rex_1): Ditto.
9904 (*strlenqi_1): Ditto.
9905 (*strlenqi_rex_1): Ditto.
9906 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9907 prefix on the same line as the instruction for all asm dialects.
9908 (sync_double_compare_and_swap<mode>): Ditto.
9909 (*sync_double_compare_and_swapdi_pic): Ditto.
9910 (*sync_compare_and_swap_cc<mode>): Ditto.
9911 (sync_double_compare_and_swap_cc<mode>): Ditto.
9912 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9913 (sync_old_add<mode>): Ditto.
9914 (sync_add<mode>): Ditto.
9915 (sync_sub<mode>): Ditto.
9916 (sync_ior<mode>): Ditto.
9917 (sync_and<mode>): Ditto.
9918 (sync_xor<mode>): Ditto.
9920 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9923 * reload.c (find_reloads): Check that the memory returned by
9924 find_reloads_toplev was not the result of forcing a constant
9926 (find_reloads_toplev): Always use simplify_gen_subreg to get
9927 the subreg of a constant. If the result is also a constant,
9928 but not a legitimate one, force it into the constant pool
9929 and reload its address.
9931 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9933 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9936 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9938 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9939 directive for the current vector ABI.
9941 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9944 * caller-save.c (reg_save_code): Set invalide status on restore code.
9946 2007-08-15 Diego Novillo <dnovillo@google.com>
9948 * tree-ssa-alias.c (compute_memory_partitions): Use
9949 alias_bitmap_obstack to allocate bitmaps.
9950 (reset_alias_info): Factor out of init_alias_info.
9951 Mark all name tags not associated to an SSA name for renaming.
9952 (init_alias_info): Call it.
9953 (create_name_tags): Tidy. Add comments.
9954 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9956 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9958 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9959 scheduler dependencies.
9961 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9963 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9965 (*iorsi_1_zext): Likewise.
9966 (*iorsi_1_zext_imm): Likewise.
9967 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9968 with "rm"/"xm" constraint.
9969 (sse2_vmsqrtv2df2): Likewise.
9971 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9974 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9977 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9979 * tree-pass.h (PROP_pta): Removed.
9980 (TODO_rebuild_alias): New.
9981 (pass_may_alias): Removed.
9982 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9983 aliasing if we changed something.
9984 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9986 (pass_may_alias): Removed.
9987 (create_structure_vars): Return TODO_rebuild_alias.
9988 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9989 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9991 (tree_sra_early): We never affect aliasing right now.
9992 * tree-flow.h (compute_may_aliases): New prototype.
9993 * passes.c: Remove pass_may_alias from the passes.
9994 (execute_function_todo): Support TODO_rebuild_alias.
9996 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9998 * i386.c: (legitimize_address): Move dllimported variable check
9999 infront of legitimizing pic address of CONST symbols.
10001 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10003 PR tree-optimization/32941
10004 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10005 (goto_queue_cmp): Remove.
10006 (find_goto_replacement): Change search method.
10007 (maybe_record_in_goto_queue): Add assert.
10008 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10009 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10011 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10013 * alias.c (component_uses_parent_alias_set): Constify.
10014 * alias.h (component_uses_parent_alias_set): Likewise.
10015 * cfgrtl.c (print_rtl_with_bb): Likewise.
10016 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10017 mpz_get_double_int): Likewise.
10018 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10019 mpz_get_double_int): Likewise.
10020 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10021 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10023 * expr.h (safe_from_p): Likewise.
10024 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10026 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10027 zero_sized_type, goa_lhs_expr_p): Likewise.
10028 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10029 * rtl.h (print_rtl_with_bb): Likewise.
10030 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10031 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10032 * tree-flow-inline.h (bb_stmt_list): Constify.
10033 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10035 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10036 const_first_stmt, const_last_stmt): New.
10037 (block_may_fallthru, empty_block_p): Constify.
10038 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10039 EXPR_ONLY_BODY): New.
10040 (expr_first, expr_last, expr_only): Use macro for body.
10041 (const_expr_first, const_expr_last, const_expr_only): New.
10042 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10043 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10044 ctsi_prev, ctsi_stmt): New.
10045 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10046 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10047 * tree-ssa-loop-niter.c (loop_only_exit_p,
10048 derive_constant_upper_bound): Likewise.
10049 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10050 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10051 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10052 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10053 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10054 * tree.c (get_type_static_bounds): Likewise.
10055 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10056 (get_type_static_bounds): Constify.
10058 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10061 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10062 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10063 (*<addsub><mode>3_cc_overflow): New.
10064 (*add<mode>3_cconly_overflow): New.
10065 (*sub<mode>3_cconly_overflow): New.
10066 (*<addsub>si3_zext_cc_overflow): New.
10067 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10068 CCCmode for LTU, GTU, LEU and GEU.
10069 (ix86_comparison_operator): Likewise.
10070 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10071 * config/i386/i386.c (put_condition_code): Support CCCmode.
10072 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10073 or MINUS expressions.
10075 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10078 * c-typeck.c (build_binary_op): Disallow vector float types with
10079 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10081 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10083 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10084 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10085 (dep_def): New typedef.
10086 (init_dep_1, sd_debug_dep): Declare functions.
10087 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10088 (debug_dep_links): Remove.
10089 (struct _deps_list): New field 'n_links'.
10090 (DEPS_LIST_N_LINKS): New macro.
10091 (FOR_EACH_DEP_LINK): Remove.
10092 (create_deps_list, free_deps_list, delete_deps_list): Remove
10094 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10095 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10096 (copy_deps_list_change_con, move_dep_link): Ditto.
10097 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10098 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10100 (INSN_BACK_DEPS): Remove.
10101 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10103 (INSN_DEP_COUNT): Remove.
10104 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10105 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10106 Declare global variables.
10107 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10108 (add_forw_dep, compute_forward_dependences): Remove declarations.
10109 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10110 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10111 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10113 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10115 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10116 (sd_list_types_def): New typedef.
10117 (sd_next_list): Declare function.
10118 (struct _sd_iterator): New type.
10119 (sd_iterator_def): New typedef.
10120 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10122 (FOR_EACH_DEP): New cycle wrapper.
10123 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10125 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10126 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10129 * sched-deps.c (init_dep_1): Make global.
10130 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10132 (dump_dep): New static function.
10133 (dump_dep_flags): New static variable.
10134 (sd_debug_dep): New function.
10135 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10137 (move_dep_link): Use remove_from_deps_list (), instead of
10138 detach_dep_link ().
10139 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10140 (dep_link_is_detached_p): New static function.
10141 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10143 (dn_pool, dl_pool): New alloc_pools.
10144 (dn_pool_diff, dl_pool_diff): New static variables.
10145 (create_dep_node, delete_dep_node): New static function.
10146 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10147 (deps_list_empty_p): Make it static. Use 'n_links' field.
10148 (deps_pools_are_empty_p): New static function.
10149 (alloc_deps_list, delete_deps_list): Remove.
10150 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10151 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10152 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10153 (forward_dependency_cache): Remove.
10154 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10155 'back' from the names. Change signature to use dep_t instead of
10157 (add_back_dep): Ditto. Make global.
10158 (check_dep_status): Rename to check_dep ().
10159 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10161 (sd_finish_insn): Ditto.
10162 (sd_find_dep_between_no_cache): New static function.
10163 (sd_find_dep_between): New function.
10164 (ask_dependency_caches, set_dependency_caches): New static functions.
10165 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10166 (add_or_update_dep_1): Separate pieces of functionality into
10167 ask_dependency_caches (), update_dependency_caches (),
10168 change_spec_dep_to_hard (), update_dep ().
10169 (get_back_and_forw_lists): New static function.
10170 (sd_add_dep): Separate setting of dependency caches into
10171 set_dependency_caches ().
10172 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10174 (sd_delete_dep): Ditto.
10175 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10176 (dump_lists): New static function.
10177 (sd_debug_lists): New debug function.
10178 (delete_all_dependences, fixup_sched_groups): Update to use
10179 sd_* infrastructure.
10180 (sched_analyze_2): Create data-speculative dependency only if
10181 data-speculation is enabled.
10182 (sched_analyze_insn): If insn cannot be speculative, make all its
10183 dependencies non-speculative.
10184 (sched_analyze): Use sd_init_insn ().
10185 (add_forw_dep, compute_forward_dependencies): Remove.
10186 (delete_dep_nodes_in_back_deps): New static function.
10187 (sched_free_deps): New function.
10188 (init_dependency_caches): Init alloc_pools.
10189 (extend_depedency_caches): Update after removing of
10190 forward_dependency_cache.
10191 (free_dependency_caches): Ditto. Free alloc_pools.
10192 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10193 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10195 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10196 (add_dependence): Use init_dep ().
10197 (get_dep_weak_1): New static function.
10198 (get_dep_weak): Move logic to get_dep_weak_1 ().
10199 (dump_ds): New static function moved from haifa-sched.c:
10200 debug_spec_status ().
10201 (debug_ds): New debug function.
10202 (check_dep_status): Rename to check_dep (). Update to check whole
10205 * haifa-sched.c (spec_info): Make global.
10206 (added_recovery_block_p): Rename to
10207 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10208 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10209 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10210 to use new interfaces.
10211 (ok_for_early_queue_removal): Ditto.
10212 (schedule_block): Initialize logical uids of insns emitted by the
10214 (sched_init): Initialize new variable.
10215 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10217 (extend_global): Initialize insn data.
10218 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10219 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10221 (add_to_speculative_block): Update to use new interfaces.
10222 (create_recovery_block): Set new variables.
10223 (create_check_block_twin, fix_recovery_deps): Update to use new
10225 (sched_insn_is_legitimate_for_speculation_p): New function.
10226 (speculate_insn): Move checking logic to
10227 sched_insn_is_legitimate_for_speculation_p ().
10228 (sched_remove_insn): Finalize sched-deps information of instruction.
10229 (clear_priorities, add_jump_dependencies): Update to use new
10231 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10233 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10234 to use new interfaces.
10235 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10236 (new_ready): Try to use control speculation only if it is available.
10237 (add_branch_dependences): Update to use new interfaces.
10238 (compute_block_backward_dependences): Rename to
10239 compute_block_dependences (). Call
10240 targetm.sched.dependencies_evaluation_hook ().
10241 (free_block_dependencies): New static function.
10242 (debug_dependencies): Update to use new interfaces.
10243 (schedule_region): Remove separate computation of forward dependencies.
10244 Move call of targetm.sched.dependencies_evaluation_hook () to
10245 compute_block_dependences (). Free dependencies at the end of
10246 scheduling the region.
10248 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10250 (add_deps_for_risky_insns): Ditto.
10251 (schedule_ebb): Remove separate computation of forward dependencies.
10252 Free dependencies at the end of scheduling the ebb.
10254 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10255 (build_intra_loop_deps): Ditto. Remove separate computation of
10256 forward dependencies. Free sched-deps dependencies.
10258 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10259 to use new interfaces.
10260 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10262 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10264 (is_costly_group): Ditto.
10266 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10268 * alias.c (rtx_equal_for_memref_p): Constify.
10269 * basic-block.h (const_edge, const_basic_block): New.
10270 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10271 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10272 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10273 probably_never_executed_bb_p, edge_probability_reliable_p,
10274 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10275 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10277 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10278 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10280 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10281 flow_nodes_print, dfs_enumerate_from): Likewise.
10282 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10283 control_flow_insn_p, count_basic_blocks): Likewise.
10284 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10285 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10286 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10287 average_num_loop_insns, loop_exit_edge_p,
10288 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10289 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10290 average_num_loop_insns, seq_cost): Likewise.
10291 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10292 * dominance.c (dominated_by_p): Likewise.
10293 * emit-rtl.c (validate_subreg): Likewise.
10294 * except.c (can_throw_internal, can_throw_external): Likewise.
10295 * except.h (can_throw_internal, can_throw_external): Likewise.
10296 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10297 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10298 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10299 simple_mem, store_ops_ok, load_kills_store, find_loads,
10300 store_killed_in_insn, store_killed_after, store_killed_before,
10301 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10303 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10304 noce_mem_write_may_trap_or_fault_p): Likewise.
10305 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10307 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10309 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10310 probably_cold_bb_p, probably_never_executed_bb_p,
10311 edge_probability_reliable_p, br_prob_note_reliable_p,
10312 can_predict_insn_p): Likewise.
10313 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10314 * resource.c (return_insn_p): Likewise.
10315 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10317 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10318 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10319 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10320 verify_gimple_modify_stmt): Likewise.
10321 * tree-chrec.c (is_not_constant_evolution,
10322 is_multivariate_chrec_rec, is_multivariate_chrec,
10323 chrec_contains_symbols, chrec_contains_undetermined,
10324 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10325 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10326 eq_evolutions_p, scev_direction): Likewise.
10327 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10328 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10329 chrec_contains_symbols_defined_in_loop,
10330 chrec_contains_undetermined, tree_contains_chrecs,
10331 evolution_function_is_affine_multivariate_p,
10332 evolution_function_is_univariate_p, chrec_zerop,
10333 evolution_function_is_constant_p, evolution_function_is_affine_p,
10334 evolution_function_is_affine_or_constant_p,
10335 tree_does_not_contain_chrecs, chrec_type): Likewise.
10336 * tree-data-ref.c (tree_fold_divides_p,
10337 object_address_invariant_in_loop_p, dr_may_alias_p,
10338 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10339 same_access_functions, constant_access_functions,
10340 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10342 * tree-flow.h (scev_direction): Likewise.
10343 * tree-gimple.c (is_gimple_stmt): Likewise.
10344 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10346 * tree-pretty-print.c (op_prio): Likewise.
10347 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10348 analyzable_condition, backedge_phi_arg_p): Likewise.
10349 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10350 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10351 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10354 2007-08-13 Dan Hipschman <dsh@google.com>
10357 * c-format.c (check_format_arg): Move check for zero-length
10358 format strings below the check for unterminated strings.
10360 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10363 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10366 2007-08-13 Nick Clifton <nickc@redhat.com>
10368 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10370 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10373 * c-format.c (gcc_gfc_length_specs): New array.
10374 (gcc_gfc_char_table): Add unsigned specifier, and references to
10375 the l length modifier.
10376 (format_types_orig): Use the new gcc_gfc_length_specs.
10378 2007-08-12 Sa Liu <saliu@de.ibm.com>
10380 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10381 and with REG_RETVAL note after split.
10383 2007-08-11 David Daney <ddaney@avtrex.com>
10385 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10386 as ATTRIBUTE_UNUSED.
10388 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10389 Segher Boessenkool <segher@kernel.crashing.org>
10391 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10392 HAVE_LOCAL_CPU_DETECT not defined.
10394 2007-08-11 Jan Hubicka <jh@suse.cz>
10396 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10397 (cgraph_process_new_functions): Honor previous value of
10398 disregard_inline_limits.
10399 * ipa-inline.c (compute_inline_parameters): Likewise.
10401 2007-08-11 Ian Lance Taylor <iant@google.com>
10403 * alias.h (alias_set_type): Define new type.
10404 (ALIAS_SET_MEMORY_BARRIER): Use it.
10405 * rtl.h: Include alias.h.
10406 (struct mem_attrs): Use alias_set_type.
10407 * tree.h: Include alias.h
10408 (struct tree_type): Use alias_set_type.
10409 (struct tree_struct_field_tag): Likewise.
10410 (struct tree_decl_common): Likewise.
10411 * alias.c (struct alias_set_entry): Use alias_set_type.
10412 (get_alias_set_entry, alias_set_subset_of): Likewise.
10413 (alias_sets_conflict_p): Likewise.
10414 (alias_sets_must_conflict_p): Likewise.
10415 (objects_must_conflict_p): Likewise.
10416 (get_alias_set, new_alias_set): Likewise.
10417 (record_alias_subset, record_component_aliases): Likewise.
10418 (varargs_set, frame_set): Change to alias_set_type.
10419 (get_varargs_alias_set): Use alias_set_type.
10420 (get_frame_alias_set): Likewise.
10421 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10422 * dse.c (struct store_info): Use alias_set_type.
10423 (struct read_info, struct clear_alias_mode_holder): Likewise.
10424 (clear_alias_set_lookup, canon_address): Likewise.
10425 (record_store, check_mem_read_rtx): Likewise.
10426 (dse_record_singleton_alias_set): Likewise.
10427 (dse_invalidate_singleton_alias_set): Likewise.
10428 * emit-rtl.c (get_mem_attrs): Likewise.
10429 (set_mem_attributes_minus_bitpos): Likewise.
10430 (set_mem_alias_set): Likewise.
10431 * expr.c (store_constructor_field, store_field): Likewise.
10432 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10433 * langhooks.c (lhd_get_alias_set): Likewise.
10434 * langhooks-def.h (lhd_get_alias_set): Likewise.
10435 * reload1.c (alter_reg): Likewise.
10436 * tree-flow.h (struct fieldoff): Likewise.
10437 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10438 (may_alias_p, get_smt_for, create_sft): Likewise.
10439 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10440 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10441 (merge_smts_into): Likewise.
10442 * varasm.c (const_alias_set): Likewise.
10443 * c-common.c (strict_aliasing_warning): Likewise.
10444 (c_common_get_alias_set): Likewise.
10445 * dse.h (dse_record_singleton_alias_set): Update declaration.
10446 (dse_invalidate_singleton_alias_set): Likewise.
10447 * emit-rtl.h (set_mem_alias_set): Likewise.
10448 * c-common.h (c_common_get_alias_set): Likewise.
10449 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10450 * print-tree.c (print_node): Likewise.
10451 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10453 (alpha_setup_incoming_varargs): Use alias_set_type.
10454 * config/i386/i386.c (setup_incoming_varargs_64): Use
10456 (setup_incoming_varargs_ms_64): Likewise.
10457 (ix86_GOT_alias_set): Likewise.
10458 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10459 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10460 (set): Change to alias_set_type.
10461 (get_TOC_alias_set): Use alias_set_type.
10462 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10464 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10465 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10467 (struct_value_alias_set): Likewise.
10468 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10470 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10472 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10473 * config/vxworks.h (TARGET_VXWORKS): Override.
10474 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10475 "mips" if TARGET_VXWORKS.
10477 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10479 * calls.c (avoid_likely_spilled_reg): New function.
10480 (expand_call): Use it.
10482 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10484 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10486 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10488 * config/mips/predicates.md (const_call_insn_operand): Invoke
10489 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10491 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10494 * config/rs6000/driver-rs6000.c: Include link.h.
10495 Use ElfW instead of wordsize-specif typedef.
10497 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10499 * system.h (CONST_CAST): New.
10500 * c-decl.c (c_make_fname_decl): Use it.
10501 * c-lex.c (cb_ident, lex_string): Likewise.
10502 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10503 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10504 give_switch, set_multilib_dir): Likewise.
10505 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10506 * passes.c (execute_one_pass): Likewise.
10507 * prefix.c (update_path): Likewise.
10508 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10509 * tree.c (build_string): Likewise.
10511 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10513 * tree-flow-inline.h (is_exec_stmt): Remove.
10514 (is_label_stmt): Remove.
10515 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10518 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10520 * lower-subreg.c (resolve_shift_zext): Don't adjust
10521 src_reg_num for wordmode operands.
10523 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10524 David Ung <davidu@mips.com>
10526 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10527 (TARGET_SCHED_REORDER2): Define.
10528 (mips_maybe_swap_ready): New.
10529 (mips_last_74k_agen_insn): New.
10530 (mips_74k_agen_init): New.
10531 (mips_74k_agen_reorder): New function to group loads and stores
10532 in the ready queue.
10533 (mips_sched_init): New.
10534 (mips_sched_reorder): Don't do initialization here. Call
10535 mips_74k_agen_reorder.
10536 (mips_variable_issue): Call mips_74k_agen_init.
10538 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10540 * tree-flow-inline.h (get_filename): Remove.
10542 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10544 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10546 (mips_fetch_insns): Delete in favor of...
10547 (mips_load_store_insns): ...this new function.
10548 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10549 to say whether multiword moves _might_ be split.
10550 (mips_fetch_insns): Delete in favor of...
10551 (mips_load_store_insns): ...this new function.
10552 (mips_rtx_costs): Update the call to mips_address_insns.
10553 (mips_address_cost): Likewise.
10554 * config/mips/mips.md (length): Use mips_load_store_insns instead
10555 of mips_fetch_insns.
10556 * config/mips/constraints.md (R): Use mips_address_insns rather
10557 than mips_fetch_insns. Assume that the move never needs to be split.
10559 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10561 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10562 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10563 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10564 * config/mips/mips.h (mips16_hard_float): Delete.
10565 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10566 definitions, and replace with....
10567 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10568 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10569 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10570 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10571 (override_options): Replace MASK_SOFT_FLOAT references with
10572 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10573 and mips16_hard_float when TARGET_MIPS16.
10575 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10578 * c-typeck.c (build_binary_op): Check for non pointer types before
10579 calling int_fits_type_p.
10581 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10583 PR middle-end/32813
10584 * fold-const.c (omit_one_operand): Return only the ommitted expression
10585 if the result is an empty statement.
10586 (pedantic_omit_one_operand): Likewise.
10588 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10590 * c-typeck.c (readonly_error): Improve error for assignment.
10592 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10594 (pp_c_expression): Ditto.
10596 2007-08-09 Simon Baldwin <simonb@google.com>
10598 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10599 break that was preventing simplify_associative_operation() for xor.
10601 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10602 Nigel Stephens <nigel@mips.com>
10604 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10605 Document change in interpretation of value from boolean to
10607 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10608 ffs and ctz using clz.
10609 (expand_unop): Call them.
10610 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10612 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10613 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10614 enable the new ffs expansion on this target.
10616 2007-08-09 Jan Hubicka <jh@suse.cz>
10618 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10619 (expand_ternary_op): Likewise.
10620 (expand_vec_shift_expr): Likewise.
10621 (expand_binop_directly): Likewise.
10622 (expand_binop): Likewise.
10623 (sign_expand_binop): Likewise.
10624 (expand_twoval_unop): Likewise.
10625 (expand_twoval_binop): Likewise.
10626 (expand_twoval_binop_libfunc): Likewise.
10627 (widen_clz): Likewise.
10628 (widen_bswap): Likewise.
10629 (expand_parity): Likewise.
10630 (expand_unop): Likewise.
10631 (expand_abs_nojump): Likewise.
10632 (expand_copysign): Likewise.
10633 (emit_no_conflict_block): Likewise.
10634 (emit_libcall_block): Likewise.
10635 (can_compare_p): Likewise.
10636 (prepare_cmp_insn): Likewise.
10637 (emit_cmp_and_jump_insn_1): Likewise.
10638 (prepare_float_lib_cmp): Likewise.
10639 (emit_conditional_add): Likewise.
10640 (gen_add2_insn): Likewise.
10641 (have_add2_insn): Likewise.
10642 (gen_sub2_insn): Likewise.
10643 (have_sub2_insn): Likewise.
10644 (can_extend_p): Likewise.
10645 (can_fix_p): Likewise.
10646 (can_float_p): Likewise.
10647 (expand_float): Likewise.
10648 (expand_fix): Likewise.
10649 (expand_sfix_optab): Likewise.
10650 (new_optab): Likewise.
10651 (new_convert_optab): Likewise.
10652 (init_libfuncs): Likewise.
10653 (init_interclass_conv_libfuncs): Likewise.
10654 (init_intraclass_conv_libfuncs): Likewise.
10655 (set_conv_libfunc): Likewise.
10656 (init_optabs): Likewise.
10657 (debug_optab_libfuncs): Likewise.
10658 (gen_cond_trap): Likewise.
10659 * optabs.h (optab_handler, convert_optab_hanlder): New.
10660 * genopinit.c: Update optabs generation table.
10661 * reload.c (find_reloads_address_1): Use optabs accestors.
10662 * builtins.c (expand_builtin_mathfn): Likewise.
10663 (expand_builtin_mathfn_2): Likewise.
10664 (expand_builtin_mathfn_3): Likewise.
10665 (expand_builtin_interclass_mathfn): Likewise.
10666 (expand_builtin_sincos): Likewise.
10667 (expand_builtin_cexpi): Likewise.
10668 (expand_builtin_powi): Likewise.
10669 (expand_builtin_strlen): Likewise.
10670 * dojump.c (do_jump): Likewise.
10671 * expr.c (convert_move): Likewise.
10672 (move_by_pieces): Likewise.
10673 (move_by_pieces_ninsns): Likewise.
10674 (can_store_by_pieces): Likewise.
10675 (store_by_pieces_1): Likewise.
10676 (emit_move_via_integer): Likewise.
10677 (emit_move_complex): Likewise.
10678 (emit_move_ccmode): Likewise.
10679 (emit_move_insn_1): Likewise.
10680 (emit_single_push_insn): Likewise.
10681 (store_constructor): Likewise.
10682 (expand_expr_real_1): Likewise.
10683 (do_store_flag): Likewise.
10684 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10685 (enumerate_modes): Likewise.
10686 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10687 (supportable_widening_operation): Likewise.
10688 (supportable_narrowing_operation): Likewise.
10689 * expmed.c (store_bit_field_1): Likewise.
10690 (extract_bit_field_1): Likewise.
10691 (expand_mult_highpart_optab): Likewise.
10692 (expand_smod_pow2): Likewise.
10693 (expand_divmod): Likewise.
10694 (emit_store_flag): Likewise.
10695 * tree-vect-patterns.c
10696 (vect_pattern_recog_1): Likewise.
10697 * tree-ssa-loop-prefetch.c
10698 (nontemporal_store_p): Likewise.
10699 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10700 (vect_create_epilog_for_reduction): Likewise.
10701 (vectorizable_reduction): Likewise.
10702 (vectorizable_operation): Likewise.
10703 (vect_strided_store_supported): Likewise.
10704 (vectorizable_store): Likewise.
10705 (vect_strided_load_supported): Likewise.
10706 (vectorizable_load): Likewise.
10707 * combine.c (simplify_comparison): Likewise.
10708 * tree-vect-generic.c
10709 (type_for_widest_vector_mode): Likewise.
10710 (expand_vector_operations_1): Likewise.
10711 * config/spu/spu.c (spu_expand_mov): Likewise.
10712 (spu_emit_vector_compare): Likewise.
10713 * config/rs6000/rs6000.c
10714 (rs6000_emit_vector_compare): Likewise.
10715 * stmt.c (add_case_node): Likewise.
10716 * reload1.c (gen_reload):
10718 2007-08-09 Michael Matz <matz@suse.de>
10720 * tree.h (fixed_zerop): Declare as taking a const_tree.
10721 * tree.c (fixed_zerop): Take a const_tree.
10723 2007-08-09 Ira Rosen <irar@il.ibm.com>
10725 * tree-vect-transform.c (vectorizable_store): Remove call to
10726 copy_virtual_operands() and call mark_symbols_for_renaming() for
10727 the created vector store.
10728 (vect_setup_realignment): Don't call copy_virtual_operands() and
10729 update_vuses_to_preheader().
10730 (vectorizable_load): Don't call copy_virtual_operands().
10731 (update_vuses_to_preheader): Remove.
10733 2007-08-08 Chao-ying Fu <fu@mips.com>
10735 * tree.def (FIXED_POINT_TYPE): New type.
10736 (FIXED_CST): New constant.
10737 (FIXED_CONVERT_EXPR): New expr.
10738 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10739 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10740 * tree.h (struct tree_base): Add saturating_flag.
10741 Remove one bit of spare for saturating_flag.
10742 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10743 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10744 FIXED_POINT_TYPE_P): Define.
10745 (TYPE_SATURATING): Define.
10746 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10747 (struct tree_fixed_cst): New.
10748 (TYPE_IBIT, TYPE_FBIT): Define.
10749 (tree_node): Add fixed_cst.
10750 (enum tree_index): Add new enumeration values of
10751 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10752 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10753 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10754 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10755 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10756 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10757 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10758 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10759 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10760 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10761 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10762 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10763 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10764 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10765 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10766 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10767 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10768 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10769 (sat_short_fract_type_node, sat_fract_type_node,
10770 sat_long_fract_type_node, sat_long_long_fract_type_node,
10771 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10772 sat_unsigned_long_fract_type_node,
10773 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10774 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10775 unsigned_short_fract_type_node, unsigned_fract_type_node,
10776 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10777 sat_short_accum_type_node, sat_accum_type_node,
10778 sat_long_accum_type_node, sat_long_long_accum_type_node,
10779 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10780 sat_unsigned_long_accum_type_node,
10781 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10782 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10783 unsigned_short_accum_type_node, unsigned_accum_type_node,
10784 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10785 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10786 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10787 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10788 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10789 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10790 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10791 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10792 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10793 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10794 sat_uda_type_node, sat_uta_type_node): New macro.
10795 (make_fract_type, make_accum_type): Declare.
10796 (make_signed_fract_type, make_unsigned_fract_type,
10797 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10798 make_signed_accum_type, make_unsigned_accum_type,
10799 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10800 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10801 make_or_reuse_sat_signed_fract_type,
10802 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10803 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10804 make_or_reuse_sat_unsigned_accum_type): New macro.
10805 (fixed_zerop): Declare.
10806 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10807 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10808 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10809 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10810 * treestruct.def: Add TS_FIXED_CST.
10811 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10812 (tree.o): Likewise.
10813 (tree-dump.o): Likewise.
10814 (print-tree.o): Likewise.
10815 (tree-pretty-print.o): Likewise.
10816 (fold-const.o): Likewise.
10817 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10818 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10819 (is_gimple_min_invariant): Handle FIXED_CST.
10820 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10821 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10822 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10823 (layout_type): Handle FIXED_POINT_TYPE.
10824 (make_fract_type, make_accum_type): New functions.
10825 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10826 * tree-dump.c (fixed-value.h): New include.
10827 (dump_fixed): New function.
10828 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10829 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10830 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10831 * tree-pretty-print.c (fixed-value.h): New include.
10832 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10833 FIXED_CONVERT_EXPR.
10834 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10835 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10836 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10837 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10838 for non-saturating fixed-point types.
10839 (reassociate_bb): Likewise.
10840 * emit-rtl.c (fixed-value.h): New include.
10841 (fconst0, fconst1): New array.
10842 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10843 * tree-vect-generic.c expand_vector_operation): Support
10844 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10845 MODE_VECTOR_UACCUM.
10846 (type_for_widest_vector_mode): Add one parameter for the
10848 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10850 Pass the satp parameter to type_for_mode for fixed-point types.
10851 (expand_vector_operations_1): Pass the saturating flag to
10852 type_for_widest_vector_mode.
10853 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10854 and MODE_VECTOR_UACCUM.
10855 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10856 (vectorizable_condition): Likewise.
10857 * tree.c (fixed-value.h): New include.
10858 (tree_code_size): Support FIXED_CST.
10859 (build_fixed): New function.
10860 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10861 (fixed_zerop): New function.
10862 (tree_node_structure): Support FIXED_CST.
10863 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10864 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10865 (type_hash_eq): Handle FIXED_POINT_TYPE.
10866 (simple_cst_equal): Support FIXED_CST.
10867 (iterative_hash_expr): Handle FIXED_CST.
10868 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10869 (get_narrower): Likewise.
10870 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10871 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10872 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10873 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10875 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10876 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10877 (initializer_zerop): Support FIXED_CST.
10878 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10879 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10880 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10881 (is_base_type): Handle FIXED_POINT_TYPE.
10882 (add_type_attribute): Handle FIXED_POINT_TYPE.
10883 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10884 * print-tree.c (fixed-value.h): New include.
10885 (print_node_brief): Support FIXED_CST.
10886 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10887 * c-pretty-print.c (fixed-value.h): New include.
10888 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10889 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10890 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10891 Support fixed-point types for inner items in VECTOR_TYPE.
10892 (pp_c_direct_declarator): Likewise.
10893 (pp_c_declarator): Likewise.
10894 (pp_c_fixed_constant): New function.
10895 (pp_c_constant): Handle FIXED_CST.
10896 (pp_c_primary_expression): Likewise.
10897 (pp_c_expression): Likewise.
10898 * fold-const.c (fixed-value.h): New include.
10899 (negate_expr_p): Return true for FIXED_CST.
10900 (fold_negate_expr): Support FIXED_CST.
10901 (split_tree): Support FIXED_CST.
10902 (const_binop): Support FIXED_CST.
10903 (fold_convert_const_int_from_fixed): New function to convert from
10905 (fold_convert_const_real_from_fixed): New function to convert from
10907 (fold_convert_const_fixed_from_fixed): New function to convert from
10908 fixed to another fixed.
10909 (fold_convert_const_fixed_from_int): New function to convert from
10911 (fold_convert_const_fixed_from_real): New function to convert from
10913 (fold_convert_const): Support conversions from fixed to int, from
10914 fixed to real, from fixed to fixed, from int to fixed, and from real
10916 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10917 (operand_equal_p): Support FIXED_CST.
10918 (make_range): For fixed-point modes, we need to pass the
10919 saturating flag as the 2nd parameter.
10920 (tree_swap_operands_p): Handle FIXED_CST.
10921 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10923 (fold_unary): Support FIXED_CONVERT_EXPR.
10924 (fold_binary): Handle FIXED_CST.
10925 Make sure the type is not saturating, before associating operations.
10926 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10927 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10928 (fold_negate_const): Support FIXED_CST.
10929 (fold_relational_const): Support FIXED_CST.
10930 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10931 (gimplify_expr): Handle FIXED_CST.
10932 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10933 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10934 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10935 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10936 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10937 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10938 LONG_LONG_ACCUM_TYPE_SIZE.
10939 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10940 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10941 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10942 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10943 MODE_ACCUM, and MODE_UACCUM.
10944 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10945 fixed-point types to disable reduction.
10946 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10948 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10950 * config/rs6000/x-rs6000: New file.
10951 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10952 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10953 (EXTRA_SPEC_FUNCTIONS): Define.
10954 (HAVE_LOCAL_CPU_DETECT): Define.
10955 (CC1_CPU_SPEC): Define.
10956 * config/rs6000/driver-rs6000.c: New file.
10957 * config/rs6000/aix.h (CC1_SPEC): Define.
10958 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10959 * config.host: Add x-rs6000 to host_xmake_file if host and target
10960 are rs6000 or powerpc.
10962 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10964 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10966 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10967 Sandra Loosemore <sandra@codesourcery.com>
10968 Chao-ying Fu <fu@mips.com>
10969 Nigel Stephens <nigel@mips.com>
10970 David Ung <davidu@mips.com>
10972 * doc/invoke.texi (-mcode-readable): Document.
10973 * config/mips/mips.opt (mcode-readable): New option.
10974 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10975 * config/mips/mips.h (mips_code_readable_setting): New enum.
10976 (mips_code_readable): Declare.
10977 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10978 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10979 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10980 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10981 boiler-plate comments.
10982 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10983 * config/mips/mips.c (mips_code_readable): New variable.
10984 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10985 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10986 context and -mcode-readable setting to restrict the use of
10987 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10988 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10989 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10990 (mips_blocks_for_constant_p): Only return false for
10991 TARGET_MIPS16_PCREL_LOADS.
10992 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10993 for MIPS16. Handle SYMBOL_32_HIGH.
10994 (mips_const_insns): Allow HIGHs for MIPS16 too.
10995 (mips_unspec_address_offset): New function, split out from...
10996 (mips_unspec_address): ...here.
10997 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10998 16-bit symbolic constants. Assert approropiate conditions for
10999 using the "la" and "dla" macros.
11000 (mips_handle_option): Handle -mcode-readable=.
11001 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11002 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11003 (mips_strip_unspec_address): New function, split out from...
11004 (print_operand_reloc): ...here.
11005 (print_operand): Pass constants through mips_strip_unspec_address.
11006 (print_operand_address): Likewise.
11007 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11008 (mips_select_rtx_section): Remove MIPS16 handling.
11009 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11010 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11011 (mips16_lay_out_constants): Do nothing unless
11012 TARGET_MIPS16_PCREL_LOADS.
11013 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11014 * config/mips/mips.md: Split HIGHs for MIPS16.
11015 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11017 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11019 * config/mips/mips-protos.h (mips_emit_move): Declare.
11020 * config/mips/mips.c (mips_emit_move): New function.
11021 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11022 (mips_legitimize_const_move): Likewise.
11023 (mips_legitimize_move): Likewise.
11024 (mips_split_64bit_move): Likewise.
11025 (mips_restore_gp): Likewise.
11026 (mips_load_call_address): Likewise.
11027 (mips_emit_fcc_reload): Likewise.
11028 (mips_set_return_address): Likewise.
11029 (mips_block_move_straight): Likewise.
11030 (mips_block_move_loop): Likewise.
11031 (mips_setup_incoming_varargs): Likewise.
11032 (mips_save_reg): Likewise.
11033 (mips_expand_prologue): Likewise.
11034 (mips_restore_reg): Likewise.
11035 (mips_expand_epilogue): Likewise.
11036 (mips_output_mi_thunk): Likewise.
11037 (build_mips16_call_stub): Likewise.
11038 (mips_builtin_branch_and_move): Likewise.
11039 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11040 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11041 (fixuns_truncdfdi2): Likewise.
11042 (fixuns_truncsfsi2): Likewise.
11043 (fixuns_truncsfdi2): Likewise.
11044 (loadgp_absolute): Likewise.
11045 (builtin_setjmp_setup): Likewise.
11046 (builtin_longjmp): Likewise.
11047 (untyped_call): Likewise.
11049 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11051 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11052 an "rtx *" argument. Return a bool.
11053 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11054 values and return true if they can be split. Take the same kind of
11055 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11056 and store the lo_sum there if nonnull. Use the symbol type to
11057 determine whether a $gp or HIGH is needed.
11058 (mips_legitimize_address): Update call to mips_split_symbol and
11059 simplify accordingly.
11060 (mips_legitimize_const_move): Likewise.
11061 * config/mips/mips.md: In the combine define_split,
11062 check mips_split_symbol instead of splittable_symbolic_operand.
11063 Update use of mips_split_symbol in the generator code.
11064 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11066 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11068 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11069 (mips_symbol_insns_1): New function, split out from...
11070 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11071 and stores separately from load addresses.
11072 (mips_classify_address): Replace uses of mips_symbolic_address_p
11073 with uses of mips_symbol_insns.
11074 (mips_address_insns): Update calls to mips_symbol_insns.
11075 (mips_const_insns): Likewise.
11076 (mips_legitimize_address): Likewise.
11078 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11080 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11081 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11082 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11083 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11084 non-call contexts if TARGET_MIPS16.
11085 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11086 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11087 code for SYMBOL_ABSOLUTE.
11088 (mips_symbol_insns): Likewise.
11090 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11092 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11093 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11094 (mips_symbolic_constant_p): Likewise. Update the call to
11095 mips_classify_symbol.
11096 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11097 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11098 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11099 (print_operand_reloc): Add a context argument. Update the call to
11100 mips_symbolic_constant_p.
11101 (print_operand): Update the calls to print_operand_reloc.
11102 (print_operand_address): Use print_operand_reloc rather than
11104 (mips_rewrite_small_data_p): Add a context argument. Update the call
11105 to mips_symbolic_constant_p.
11106 (mips_small_data_pattern_1): Make DATA the containing mem.
11107 Update the call to mips_rewrite_small_data_p.
11108 (mips_rewrite_small_data_1): Likewise.
11109 (mips_use_anchors_for_symbol_p): Update the call to
11110 mips_symbolic_constant_p.
11111 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11112 (splittable_symbolic_operand): Likewise.
11113 (move_operand): Likewise.
11114 (absolute_symbolic_operand): Likewise.
11115 (got_disp_operand): Likewise.
11116 (got_page_ofst_operand): Likewise.
11118 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11120 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11121 (SYMBOL_ABSOLUTE): ...this.
11122 (SYMBOL_SMALL_DATA): Rename to...
11123 (SYMBOL_GP_RELATIVE): ...this.
11124 (SYMBOL_CONSTANT_POOL): Rename to...
11125 (SYMBOL_PC_RELATIVE): ...this.
11126 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11127 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11128 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11129 after above changes.
11130 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11131 (general_symbolic_operand): Rename to...
11132 (absolute_symbolic_operand): ...this.
11133 * config/mips/mips.md: Update after above changes.
11135 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11136 Revital Eres <eres@il.ibm.com>
11138 * ddg.c (print_ddg): Add dump information.
11139 * modulo-sched.c (print_node_sched_params): Add parameter and
11141 (calculate_maxii): Remove function.
11142 (undo_generate_reg_moves): Likewise.
11143 (undo_permute_partial_schedule): Likewise.
11144 (kernel_number_of_cycles): Likewise.
11145 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11146 (sms_schedule): Use it. Remove profitability checks.
11147 (sms_schedule_by_order): Fix order of nodes within the cycle.
11149 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11151 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11152 -profile option, add pie support.
11153 (ENDFILE_SPEC): New spec.
11154 * config/gnu.h (LIB_SPEC): Add -profile option.
11156 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11158 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11159 * config/gnu.h (LIB_SPEC): Likewise.
11161 2007-08-07 Yaz Saito <saito@google.com>
11162 Ian Lance Taylor <iant@google.com>
11164 * common.opt (finstrument-functions-exclude-function-list): New
11166 (finstrument-functions-exclude-file-list): New option.
11167 * opts.c (char_p): Define and DEF_VEC.
11168 (flag_instrument_functions_exclude_functions): New static
11170 (flag_instrument_functions_exclude_files): New static variable.
11171 (add_instrument_functions_exclude_list): New static function.
11172 (flag_instrument_functions_exclude_p): New function.
11173 (common_handle_option): Handle new options.
11174 * flags.h (flag_instrument_functions_exclude_p): Declare.
11175 * gimplify.c (gimplify_function_tree): Call
11176 flag_instrument_functions_exclude_p.
11177 * doc/invoke.texi (Option Summary): Mention new options.
11178 (Code Gen Options): Document new options.
11180 2007-08-07 Ian Lance Taylor <iant@google.com>
11182 PR rtl-optimization/32776
11183 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11184 (resolve_use): Likewise.
11185 (decompose_multiword_subregs): Remove "changed" local variable.
11187 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11189 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11190 * configure: Regenerate.
11191 * config.in: Regenerate.
11192 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11195 2007-08-07 Ian Lance Taylor <iant@google.com>
11197 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11198 note, just delete the insn.
11200 2007-08-07 Andreas Schwab <schwab@suse.de>
11203 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11206 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11208 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11209 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11210 (decompose_multiword_subregs): Use the functions above to decompose
11211 multiword shifts and zero-extends.
11213 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11215 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11216 "assemble" descriptions which were swapped.
11218 2007-08-06 Chao-ying Fu <fu@mips.com>
11220 * fixed-value.h: New file.
11221 * fixed-value.c: New file.
11222 * Makefile.in (OBJS-common): Add fixed-value.o.
11223 (fixed-value.o): New rule.
11224 (GTFILES): Add fixed-value.h.
11225 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11226 to compare a.low and b.low.
11227 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11229 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11230 Daniel Jacobowitz <dan@codesourcery.com>
11233 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11235 (x86_64-*-netbsd*): Likewise.
11236 (x86_64-*-linux*): Likewise.
11237 (x86_64-*-kfreebsd*-gnu): Likewise.
11238 (x86_64-*-knetbsd*-gnu): Likewise.
11239 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11241 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11243 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11244 Add -fno-asynchronous-unwind-tables.
11246 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11247 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11248 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11249 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11250 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11252 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11254 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11255 (TARGET_C_MODE_FOR_SUFFIX): New.
11257 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11259 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11261 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11263 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11265 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11267 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11268 before checking function returns in conditional expressions.
11270 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11273 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11275 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11277 PR middle-end/32988
11278 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11279 for INTEGRAL_TYPE_P.
11281 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11283 * configure.ac: Remove --enable-checking=df from default settings.
11284 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11285 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11286 if the parameter is true.
11287 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11288 DF_VERIFY_SCHEDULED flag is true.
11289 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11290 (df_finish_pass): Adjust prototype.
11291 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11294 * see.c (pass_see): Add TODO_df_verify.
11295 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11296 * global.c (rest_of_handle_global_alloc): Schedule verification
11298 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11300 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11301 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11302 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11304 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11305 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11306 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11308 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11309 Revital Eres <eres@il.ibm.com>
11311 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11313 * ddg.c (create_ddg_dependence): Rename to...
11314 (create_ddg_dep_from_intra_loop_link): This. Do not check
11315 for interloop edges. Do not create anti dependence edge when
11316 a true dependence edge exists in the opposite direction and
11317 -fmodulo-sched-allow-regmoves is set.
11318 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11319 (add_cross_iteration_register_deps): Create anti dependence edge
11320 when -fno-modulo-sched-allow-regmoves is set.
11321 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11323 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11325 * config/arm/arm.md (movsi): Add braces.
11327 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11329 PR middle-end/32780
11330 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11331 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11334 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11336 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11337 state accessor functions.
11338 * cfgloopmanip.c (remove_path, create_preheaders,
11339 force_single_succ_latches, fix_loop_structure): Ditto.
11340 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11341 tree_duplicate_loop_to_header_edge): Ditto.
11342 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11343 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11345 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11346 cleanup_tree_cfg): Ditto.
11347 * tree-cfg.c (tree_merge_blocks): Ditto.
11348 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11349 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11350 loop_preheader_edge, single_exit): Ditto.
11351 (flow_loops_find): Do not clear loops->state.
11352 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11353 loops_state_clear): New functions.
11355 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11357 PR middle-end/32399
11358 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11359 when adding to the base and convert ELT to sizetype instead of type.
11361 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11363 PR middle-end/32304
11364 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11365 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11367 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11369 PR middle-end/32935
11370 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11371 correct type the negate expression.
11373 2007-08-03 Jan Hubicka <jh@suse.cz>
11375 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11378 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11380 * config/rs6000/rs6000.c (struct processor_cost): Change
11381 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11382 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11384 (rios1_costs, rios2_cost): Correct cache line size.
11385 (rs6000_override_options): Set l2-cache-size parameter.
11387 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11388 Diego Novillo <dnovillo@google.com>
11391 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11392 if the range includes 0.
11394 2007-08-03 Ben Elliston <bje@au.ibm.com>
11396 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11397 mode to unspec expressions to silence a warning from the generator
11400 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11402 * config/ia64/constraints.md ("U"): Make constraint vector only.
11404 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11406 PR middle-end/25446
11407 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11408 always_inline attribute on the function decl.
11410 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11412 PR middle-end/25445
11413 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11414 if we are compiling with -fPIC.
11416 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11417 Nigel Stephens <nigel@mips.com>
11419 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11420 Define for MIPS32 and MIPS64.
11422 2007-08-02 Nick Clifton <nickc@redhat.com>
11424 * config/host-hpux.c: Change copyright header to refer to version
11425 3 of the GNU General Public License and to point readers at the
11426 COPYING3 file and the FSF's license web page.
11427 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11428 config/alpha/linux.h, config/alpha/alpha.opt,
11429 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11430 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11431 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11432 config/alpha/alpha.h, config/alpha/sync.md,
11433 config/alpha/openbsd.h, config/alpha/alpha.md,
11434 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11435 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11436 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11437 config/alpha/constraints.md, config/alpha/osf.h,
11438 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11439 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11440 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11441 config/frv/frv-asm.h, config/frv/frv-protos.h,
11442 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11443 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11444 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11445 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11446 config/s390/s390.opt, config/s390/s390-modes.def,
11447 config/s390/fixdfdi.h, config/s390/constraints.md,
11448 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11449 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11450 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11451 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11452 config/m32c/prologue.md, config/m32c/m32c.abi,
11453 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11454 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11455 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11456 config/m32c/jump.md, config/m32c/shift.md,
11457 config/m32c/m32c-protos.h, config/libgloss.h,
11458 config/spu/spu-protos.h, config/spu/predicates.md,
11459 config/spu/spu-builtins.h, config/spu/spu.c,
11460 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11461 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11462 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11463 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11464 config/sparc/hypersparc.md, config/sparc/predicates.md,
11465 config/sparc/linux.h, config/sparc/sp64-elf.h,
11466 config/sparc/supersparc.md, config/sparc/cypress.md,
11467 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11468 config/sparc/niagara.md, config/sparc/sparc.md,
11469 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11470 config/sparc/sparc.opt, config/sparc/sync.md,
11471 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11472 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11473 config/sparc/sparc.c, config/sparc/little-endian.opt,
11474 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11475 config/sparc/linux64.h, config/sparc/freebsd.h,
11476 config/sparc/sol2.h, config/sparc/rtemself.h,
11477 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11478 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11479 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11480 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11481 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11482 config/m32r/linux.h, config/m32r/constraints.md,
11483 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11484 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11485 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11486 config/i386/i386.md, config/i386/netware-crt0.c,
11487 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11488 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11489 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11490 config/i386/sol2.h, config/i386/constraints.md,
11491 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11492 config/i386/predicates.md, config/i386/geode.md,
11493 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11494 config/i386/freebsd64.h, config/i386/vxworksae.h,
11495 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11496 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11497 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11498 config/i386/netware.h, config/i386/i386-modes.def,
11499 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11500 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11501 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11502 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11503 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11504 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11505 config/i386/xm-mingw32.h, config/i386/linux64.h,
11506 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11507 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11508 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11509 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11510 config/i386/cygwin2.c, config/i386/i386-protos.h,
11511 config/i386/sync.md, config/i386/openbsd.h,
11512 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11513 config/i386/nto.h, config/i386/biarch64.h,
11514 config/i386/i386-coff.h, config/i386/freebsd.h,
11515 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11516 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11517 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11518 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11519 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11520 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11521 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11522 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11523 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11524 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11525 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11526 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11527 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11528 config/sh/superh64.h, config/sh/rtemself.h,
11529 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11530 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11531 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11532 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11533 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11534 config/avr/predicates.md, config/avr/constraints.md,
11535 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11536 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11537 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11538 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11539 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11540 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11541 config/c4x/predicates.md, config/c4x/c4x.h,
11542 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11543 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11544 config/xtensa/linux.h, config/xtensa/xtensa.h,
11545 config/xtensa/elf.h, config/xtensa/xtensa.md,
11546 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11547 config/xtensa/xtensa-protos.h, config/dbx.h,
11548 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11549 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11550 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11551 config/host-solaris.c, config/fr30/fr30.h,
11552 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11553 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11554 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11555 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11556 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11557 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11558 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11559 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11560 config/cris/predicates.md, config/cris/linux.h,
11561 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11562 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11563 config/cris/aout.opt, config/cris/cris-protos.h,
11564 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11565 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11566 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11567 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11568 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11569 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11570 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11571 config/chorus.h, config/mn10300/mn10300.c,
11572 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11573 config/mn10300/mn10300.h, config/mn10300/linux.h,
11574 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11575 config/mn10300/mn10300.md, config/ia64/predicates.md,
11576 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11577 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11578 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11579 config/ia64/freebsd.h, config/ia64/ia64.md,
11580 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11581 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11582 config/gofast.h, config/rtems.h, config/sol2-10.h,
11583 config/m68k/predicates.md, config/m68k/m68k.md,
11584 config/m68k/linux.h, config/m68k/m68k-modes.def,
11585 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11586 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11587 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11588 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11589 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11590 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11591 config/m68k/constraints.md, config/m68k/rtemself.h,
11592 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11593 config/m68k/uclinux.h, config/rs6000/power4.md,
11594 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11595 config/rs6000/linux.h, config/rs6000/eabi.h,
11596 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11597 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11598 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11599 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11600 config/rs6000/windiss.h, config/rs6000/603.md,
11601 config/rs6000/aix41.h, config/rs6000/cell.md,
11602 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11603 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11604 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11605 config/rs6000/default64.h, config/rs6000/7xx.md,
11606 config/rs6000/darwin.opt, config/rs6000/spe.md,
11607 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11608 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11609 config/rs6000/7450.md, config/rs6000/linux64.h,
11610 config/rs6000/constraints.md, config/rs6000/440.md,
11611 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11612 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11613 config/rs6000/rs6000.h, config/rs6000/power6.md,
11614 config/rs6000/predicates.md, config/rs6000/altivec.md,
11615 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11616 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11617 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11618 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11619 config/rs6000/linux64.opt, config/rs6000/sync.md,
11620 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11621 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11622 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11623 config/rs6000/eabispe.h, config/rs6000/e500.h,
11624 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11625 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11626 config/rs6000/aix.h, config/rs6000/vxworks.h,
11627 config/rs6000/40x.md, config/rs6000/aix51.h,
11628 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11629 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11630 config/arc/arc.h, config/mcore/mcore-elf.h,
11631 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11632 config/mcore/mcore.md, config/mcore/mcore.c,
11633 config/mcore/mcore.opt, config/mcore/mcore.h,
11634 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11635 config/score/predicates.md, config/score/score-version.h,
11636 config/score/score-protos.h, config/score/misc.md,
11637 config/score/elf.h, config/score/score.c, config/score/mac.md,
11638 config/score/score7.md, config/score/score.h,
11639 config/score/score-conv.h, config/score/score-mdaux.c,
11640 config/score/score.md, config/score/score.opt,
11641 config/score/score-modes.def, config/score/score-mdaux.h,
11642 config/score/mul-div.S, config/arm/uclinux-elf.h,
11643 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11644 config/arm/symbian.h, config/arm/linux-elf.h,
11645 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11646 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11647 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11648 config/arm/strongarm-pe.h, config/arm/arm.h,
11649 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11650 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11651 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11652 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11653 config/arm/arm-cores.def, config/arm/arm-protos.h,
11654 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11655 config/arm/wince-pe.h, config/arm/neon.md,
11656 config/arm/constraints.md, config/arm/neon.ml,
11657 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11658 config/arm/arm.opt, config/arm/arm926ejs.md,
11659 config/arm/predicates.md, config/arm/iwmmxt.md,
11660 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11661 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11662 config/arm/neon-testgen.ml, config/arm/arm.md,
11663 config/arm/xscale-coff.h, config/arm/pe.c,
11664 config/arm/arm-generic.md, config/arm/pe.h,
11665 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11666 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11667 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11668 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11669 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11670 config/pa/predicates.md, config/pa/pa64-hpux.h,
11671 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11672 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11673 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11674 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11675 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11676 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11677 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11678 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11679 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11680 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11681 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11682 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11683 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11684 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11685 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11686 config/mips/linux64.h, config/mips/elforion.h,
11687 config/mips/constraints.md, config/mips/generic.md,
11688 config/mips/predicates.md, config/mips/4300.md,
11689 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11690 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11691 config/mips/5k.md, config/mips/vr4120-div.S,
11692 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11693 config/mips/mips-protos.h, config/mips/6000.md,
11694 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11695 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11696 config/mips/mips-modes.def, config/mips/vr.h,
11697 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11698 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11699 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11700 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11701 config/vax/openbsd1.h, config/vax/netbsd.h,
11702 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11703 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11704 config/h8300/rtems.h, config/h8300/predicates.md,
11705 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11706 config/h8300/h8300.md, config/h8300/h8300.opt,
11707 config/h8300/coff.h, config/h8300/h8300-protos.h,
11708 config/v850/v850.md, config/v850/predicates.md,
11709 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11710 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11711 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11712 config/mmix/mmix.h, config/mmix/predicates.md,
11713 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11714 config/mmix/mmix.c, config/mmix/mmix.opt,
11715 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11716 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11717 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11718 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11721 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11723 * emit-rtl.c (reset_used_decls): Rename to...
11724 (set_used_decls): ...this. Set the used flag rather than clearing it.
11725 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11726 DECL_RTLs rather than resetting them.
11728 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11730 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11732 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11734 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11735 argument to find_reloads_address.
11737 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11739 PR tree-optimization/32919
11740 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11741 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11742 (coalesce_ssa_name): Call it.
11744 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11745 David Ung <davidu@mips.com>
11747 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11748 (__mips16_unorddf2, __mips16_floatunsidf): New.
11749 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11751 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11753 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11755 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11756 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11757 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11758 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11759 * omp-low.c (get_ws_args_for, determine_parallel_type,
11760 expand_omp_for_generic, expand_omp_for_static_nochunk,
11761 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11762 Work with more precise CFG.
11763 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11764 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11766 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11767 * gimple-low.c (lower_stmt): Ditto.
11768 * tree-inline.c (estimate_num_insns_1): Ditto.
11769 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11770 (OMP_SECTIONS_SWITCH): New.
11771 * tree-cfgcleanup.c (cleanup_omp_return): New.
11772 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11773 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11774 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11775 (tree_redirect_edge_and_branch): Handle omp constructs.
11777 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11778 with three arguments.
11780 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11782 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11783 in loop closed ssa.
11785 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11787 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11788 the loop structures may need fixing.
11789 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11791 (cleanup_tree_cfg_loop): Removed.
11792 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11793 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11794 instead of running cleanup_tree_cfg_loop.
11795 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11796 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11797 (tree_predictive_commoning): Declaration changed.
11798 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11800 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11802 * doc/invoke.texi (l1-cache-size): Update documentation.
11803 (l2-cache-size): Document.
11804 * params.h (L2_CACHE_SIZE): New macro.
11805 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11806 that L1_CACHE_SIZE is in kB now.
11807 (L2_CACHE_SIZE_BYTES): New macro.
11808 (tree_ssa_prefetch_arrays): Show size in kB.
11809 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11810 and l2_cache_size fields.
11811 * config/i386/driver-i386.c (describe_cache): Detect cache size
11813 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11814 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11815 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11816 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11817 (override_options): Set l1-cache-size and l2-cache-size to default
11818 values if not specified otherwise.
11819 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11820 (PARAM_L2_CACHE_SIZE): New.
11822 2007-08-01 Nigel Stephens <nigel@mips.com>
11823 David Ung <davidu@mips.com>
11824 Thiemo Seufer <ths@mips.com>
11825 Chris Dearman <chris@mips.com>
11826 Richard Sandiford <richard@codesourcery.com>
11828 * config.gcc (mips*-sde-elf*): New stanza.
11829 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11830 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11831 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11832 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11833 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11834 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11836 * config/mips/sde.h: New file.
11837 * config/mips/t-libgcc-mips16: Likewise.
11838 * config/mips/t-sde: Likewise.
11839 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11840 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11841 _MIPS_FPSET and _MIPS_SZINT.
11842 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11843 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11844 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11845 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11846 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11847 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11848 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11849 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11850 _MIPS_SZPTR and _MIPS_FPSET.
11851 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11852 architecture is specified.
11853 (MIPS_32BIT_OPTION_SPEC): New macro.
11855 2007-07-31 Dan Hipschman <dsh@google.com>
11857 * gcc.c (end_going_arg): New function.
11858 (do_spec_2): Use it.
11859 (do_spec_1): Use it.
11861 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11863 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11864 only if ENABLE_CHECKING is defined.
11866 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11868 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11869 df_ru_add_problem, df_ru_get_bb_info): Removed.
11870 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11871 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11872 df_ru_free_bb_info, df_ru_alloc,
11873 df_ru_bb_local_compute_process_def,
11874 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11875 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11876 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11877 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11878 df_ru_add_problem): Removed.
11880 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11883 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11884 (casesi32p, casesi64p): Likewise.
11885 (casesi): Adjust for above.
11887 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11889 * mode-switching.c (create_pre_exit): Don't search past calls.
11891 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11893 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11895 2007-07-31 Revital Eres <eres@il.ibm.com>
11897 * ddg.c (add_deps_for_def): Rename to...
11898 (add_cross_iteration_register_deps): This. Change implementation
11899 to use only reaching def and def-use chains to construct the
11900 inter loop dependencies.
11901 (add_deps_for_use): Remove function.
11902 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11903 function to build the inter loop dependencies.
11904 * modulo-sched.c (sms_schedule): Build only
11905 reaching def and def-use chains for the propose of the ddg
11908 2007-07-31 Julian Brown <julian@codesourcery.com>
11910 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11911 New define_insns. Use correct RTL.
11912 (vec_set<mode>): Write as expander.
11914 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11916 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11917 to an unallocated space.
11919 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11922 (split_constant_offset): Enable split_constant_offset to extract
11923 constants from other statements.
11924 * tree-vect-transform.c
11925 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11926 to a temp var. Force base_offset to be simple.
11928 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11930 * df-scan.c (df_scan_verify): Remove artificial limit on
11931 the number of blocks for verification.
11932 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11933 df_simulate_defs): Avoid unnecessary insn checking for defs.
11935 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11937 * config/m68k/lb1sf68.asm (FUNC): New macro.
11938 (__mulsi3): Use it.
11939 (__udivsi3): Likewise.
11940 (__divsi3): Likewise.
11941 (__umodsi3): Likewise.
11942 (__modsi3): Likewise.
11943 (__subdf3): Likewise.
11944 (__adddf3): Likewise.
11945 (__muldf3): Likewise.
11946 (__divdf3): Likewise.
11947 (__negdf2): Likewise.
11948 (__cmpdf2): Likewise.
11949 (__subsf3): Likewise.
11950 (__addsf3): Likewise.
11951 (__mulsf3): Likewise.
11952 (__divsf3): Likewise.
11953 (__negsf2): Likewise.
11954 (__cmpsf2): Likewise.
11955 (__eqdf2): Likewise.
11956 (__nedf2): Likewise.
11957 (__gtdf2): Likewise.
11958 (__gedf2): Likewise.
11959 (__ltdf2): Likewise.
11960 (__ledf2): Likewise.
11961 (__eqsf2): Likewise.
11962 (__nesf2): Likewise.
11963 (__gtsf2): Likewise.
11964 (__gesf2): Likewise.
11965 (__ltsf2): Likewise.
11966 (__lesf2): Likewise.
11968 2007-07-30 Ollie Wild <aaw@google.com>
11970 * c-ppoutput.c (print_lines_directives_only): New function.
11971 (scan_translation_unit_directives_only): New function.
11972 (preprocess_file): Add call to scan_translation_unit_directives_only.
11973 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11974 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11975 -fdirectives-only. Add errors for -fdirectives-only conflict with
11976 -Wunused-macros and -traditional.
11977 (finish_options): Add builtin macro initialization for
11978 -fdirectives-only + -fpreprocessed.
11979 * c.opt (fdirectives-only): New.
11980 * doc/cppopts.texi (fdirectives-only): New.
11982 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11984 * alias.c (record_set, memory_modified_1): Constify.
11985 * bt-load.c (note_btr_set): Likewise.
11986 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11987 * combine.c (set_nonzero_bits_and_sign_copies,
11988 expand_field_assignment, record_dead_and_set_regs_1,
11989 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11990 likely_spilled_retval_1): Likewise.
11991 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11992 frv_io_handle_set): Likewise.
11993 * config/mips/mips.c (mips_sim_record_set,
11994 vr4130_true_reg_dependence_p_1): Likewise.
11995 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11996 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11997 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11998 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11999 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12000 * ddg.c (mark_mem_store): Likewise.
12001 * df-problems.c (df_urec_mark_reg_change): Likewise.
12002 * function.c (update_epilogue_consts): Likewise.
12003 * gcse.c (record_set_info, record_last_set_info,
12004 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12005 reg_clear_last_set): Likewise.
12006 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12008 * jump.c (reversed_comparison_code_parts): Likewise.
12009 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12010 reg_is_set): Likewise.
12011 * loop-iv.c (mark_altered): Likewise.
12012 * mode-switching.c (reg_becomes_live): Likewise.
12013 * optabs.c (no_conflict_move_test): Likewise.
12014 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12016 * postreload.c (reload_combine_note_store, move2add_note_store):
12018 * regmove.c (flags_set_1): Likewise.
12019 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12021 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12023 * resource.c (update_live_status): Likewise.
12024 * rtl.h (set_of, note_stores): Likewise.
12025 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12026 note_stores, parms_set): Likewise.
12027 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12028 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12030 * var-tracking.c (count_stores, add_stores): Likewise.
12032 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12034 * alias.c (mems_in_disjoint_alias_sets_p,
12035 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12036 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12037 write_dependence_p, mems_in_disjoint_alias_sets_p,
12038 read_dependence, true_dependence, canon_true_dependence,
12039 anti_dependence, output_dependence): Constify.
12040 * combine.c (extended_count): Likewise.
12041 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12042 * cselib.c (get_value_hash, references_value_p,
12043 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12044 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12045 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12046 * function.c (contains, prologue_epilogue_contains,
12047 sibcall_epilogue_contains): Likewise.
12048 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12049 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12050 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12051 reg_or_subregno): Likewise.
12052 * recog.c (asm_noperands): Likewise.
12053 * reload1.c (function_invariant_p): Likewise.
12054 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12055 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12056 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12057 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12058 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12059 extended_count, prologue_epilogue_contains,
12060 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12061 canon_true_dependence, read_dependence, anti_dependence,
12062 output_dependence): Likewise.
12063 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12065 2007-07-30 Julian Brown <julian@codesourcery.com>
12067 * config/arm/neon.md (V_ext): New mode attribute.
12068 (neon_vget_lane<mode>): Replace with define_expand.
12069 (neon_vget_lane<mode>_sext_internal)
12070 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12071 and quad precision vectors.
12072 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12073 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12074 have typeless 32-bit result.
12076 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12079 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12081 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12082 use sizetype for rest.
12083 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12084 (aff_combination_convert): Don't convert rest for pointer types.
12086 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12088 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12090 * tree-ssa-alias.c: Add alloc-pool.h.
12091 (init_alias_info): Free alias_bitmap_obstack.
12092 (delete_alias_info): Call delete_mem_ref_stats.
12093 (get_mem_sym_stats_for): Use alloc_pool.
12094 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12095 (delete_mem_sym_stats): Removed.
12097 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12099 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12100 functions cannot be represented as classical distance vectors.
12102 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12104 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12105 * builtins.c (validate_arg, builtin_mathfn_code,
12106 validate_arglist): Likewise.
12107 * calls.c (call_expr_flags): Likewise.
12108 * combine.c (reg_nonzero_bits_for_combine,
12109 reg_num_sign_bit_copies_for_combine, get_last_value,
12110 reg_truncated_to_mode): Likewise.
12111 * emit-rtl.c (subreg_lowpart_p): Likewise.
12112 * expr.c (highest_pow2_factor_for_target,
12113 categorize_ctor_elements_1, categorize_ctor_elements,
12114 count_type_elements, contains_packed_reference,
12115 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12116 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12117 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12118 native_encode_int, native_encode_real, native_encode_complex,
12119 native_encode_vector, native_encode_expr, native_interpret_int,
12120 native_interpret_real, native_interpret_complex,
12121 native_interpret_vector, native_interpret_expr): Likewise.
12122 * function.c (use_register_for_decl): Likewise.
12123 * gimplify.c (get_name): Likewise.
12124 * langhooks-def.h (lhd_return_null_const_tree): New.
12125 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12126 * langhooks.c (lhd_return_null_const_tree): New.
12127 * langhooks.h (lang_get_callee_fndecl): Constify.
12128 * output.h (constructor_static_from_elts_p): Likewise.
12129 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12130 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12131 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12132 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12133 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12134 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12135 * rtlhooks-def.h (reg_nonzero_bits_general,
12136 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12138 * rtlhooks.c (reg_num_sign_bit_copies_general,
12139 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12141 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12142 * stor-layout.c (mode_for_size_tree): Likewise.
12143 * tree-ssa-loop-im.c (memref_eq): Likewise.
12144 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12145 * tree.c (contains_placeholder_p, type_list_equal,
12146 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12148 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12149 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12150 contains_placeholder_p, contains_packed_reference,
12151 get_callee_fndecl, operand_equal_for_phi_arg_p,
12152 warn_if_unused_value, is_body_block, native_encode_expr,
12153 native_interpret_expr, fold_convertible_p, operand_equal_p,
12154 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12155 validate_arglist, simple_cst_equal, type_list_equal,
12156 use_register_for_decl, call_expr_flags, get_name,
12157 highest_pow2_factor): Likewise.
12158 (const_call_expr_arg_iterator_d,
12159 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12160 first_const_call_expr_arg, more_const_call_expr_args_p,
12161 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12162 * varasm.c (constructor_static_from_elts_p): Constify.
12164 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12166 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12167 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12168 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12169 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12170 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12171 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12172 spelling conventions.
12173 * doc/invoke.texi: Follow spelling conventions.
12175 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12176 Revital Eres <eres@il.ibm.com>
12178 * modulo-sched.c (sms_schedule): Avoid loops which includes
12179 auto-increment instructions.
12181 2007-07-28 Richard Guenther <rguenther@suse.de>
12183 PR middle-end/32920
12184 * fold-const.c (fold_cond_expr_with_comparison): Convert
12185 operand zero of MIN/MAX_EXPR to correct type.
12187 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12189 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12190 flags_from_decl_or_type): Constify.
12191 * gcc.c (do_spec_1): Likewise.
12192 * print-tree.c (dump_addr, print_node_brief): Likewise.
12193 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12194 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12195 tree_purge_all_dead_eh_edges): Likewise.
12196 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12197 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12199 * tree.c (expr_location, expr_has_location, expr_locus,
12200 expr_filename, expr_lineno, get_inner_array_type,
12201 fields_compatible_p): Likewise.
12202 * tree.h (get_inner_array_type, fields_compatible_p,
12203 expr_location, expr_has_location, expr_locus, expr_filename,
12204 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12205 setjmp_call_p, alloca_call_p): Likewise.
12207 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12209 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12210 TV_FLOW_INSENSITIVE.
12212 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12214 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12215 (compute_flow_insensitive_aliasing): Ditto for
12216 TV_FLOW_INSENSITIVE.
12218 2007-07-27 Jan Hubicka <jh@suse.cz>
12220 * config/i386/i386.c (register_move_cost): Remove accidentally
12221 comitted #if 0 block.
12223 * attribs.c: Include hashtab.h
12224 (attribute_hash): New.
12225 (substring): New structure.
12226 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12228 (init_attributes): Initialize attribute hash.
12229 (decl_attributes): Use attribute hash.
12230 * Makefile.in (attribs.c): Depend on hashtab.h.
12232 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12234 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12236 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12238 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12239 __mips_dspr2 and __mips_dsp_rev macros.
12240 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12242 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12244 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12246 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12248 PR middle-end/32749
12250 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12251 and the updating of the live and do_not_gen sets.
12252 (df_note_bb_compute): Added updating of live and do_not_gen sets
12253 for regular defs so that the case of clobber inside conditional
12254 call is processed correctly.
12256 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12258 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12259 operands with compatible type.
12261 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12263 * expr.h (store_bit_field): Don't return a value.
12264 * expmed.c (check_predicate_volatile_ok): New function.
12265 (store_bit_field_1): New function, extracted from store_bit_field.
12266 Take a fallback_p argument and return true if the operation succeeded.
12267 Only use store_fixed_bit_field if fallback_p. Don't recompute
12268 mode_for_extraction; use op_mode instead. Try forcing memories
12269 into registers if the insv expander fails.
12270 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12271 Don't return a value.
12272 (convert_extracted_bit_field): New function, extracted from
12274 (extract_bit_field_1): Likewise. Take a fallback_p argument
12275 and return NULL if the operation succeeded. Only use
12276 extract_fixed_bit_field if fallback_p. Only calculate one
12277 extraction mode. Combine code for extv and extzv. Try forcing
12278 memories into registers if the ext(z)v expander fails.
12279 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12281 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12283 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12285 (df_ref): Likewise. Put regno with other integer fields.
12287 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12289 * df.h (df_mw_hardreg): Remove "loc" field.
12290 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12292 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12293 split out from df_set_unused_notes_for_mw. Return false for
12294 partial references. Assert that mw_reg is a REG when returning true.
12295 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12296 (df_whole_mw_reg_dead_p): New function, split out from
12297 df_set_dead_notes_for_mw. Return false for partial references.
12298 Assert that mw_reg is a REG when returning true.
12299 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12300 Remove redundant bitmap check.
12302 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12304 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12305 ($(T)crtend.o): Likwise.
12306 ($(T)crtbeginS.o): Likwise.
12307 ($(T)crtendS.o): Likwise.
12308 ($(T)crtfastmath.o): Likwise.
12310 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12312 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12313 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12314 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12315 and x_n_bbs_in_dom_tree fields.
12317 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12319 PR tree-optimization/32087
12320 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12321 Do not call scale_bbs_frequencies_int with prob of zero.
12323 2007-07-26 Julian Brown <julian@codesourcery.com>
12325 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12326 (neon_element_bits): Add prototypes.
12327 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12328 (neon_const_bounds, neon_element_bits): New functions.
12329 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12330 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12331 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12332 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12333 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12334 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12335 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12336 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12337 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12338 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12339 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12340 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12341 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12343 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12345 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12346 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12348 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12349 Julian Brown <julian@codesourcery.com>
12351 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12352 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12353 * config/arm/cortex-a8.md: New.
12354 * config/arm/cortex-a8-neon.md: New.
12355 * config/arm/neon-schedgen.ml: New.
12356 * config/arm/neon.md (vqh_mnem): New.
12358 (Is_float_mode): New.
12359 (Scalar_mul_8_16): New.
12361 (V_mode_nunits): New.
12362 (All instruction patterns): Annotate with neon_type attribute
12364 * config/arm/arm.md: Include cortex-a8.md.
12365 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12367 Annotate instruction patterns accordingly.
12368 (generic_sched): Do not use generic scheduling for Cortex-A8.
12369 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12371 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12373 * fold-const.c (fold_read_from_constant_string): Use
12374 build_int_cst_type.
12375 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12377 2007-07-26 Nick Clifton <nickc@redhat.com>
12379 * tree-ssa-operands.h: Change copyright header to refer to version
12380 3 of the GNU General Public License and to point readers at the
12381 COPYING3 file and the FSF's license web page.
12382 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12383 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12384 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12385 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12386 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12387 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12388 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12389 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12390 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12391 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12392 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12393 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12394 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12395 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12396 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12397 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12398 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12399 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12400 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12401 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12402 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12403 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12404 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12405 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12406 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12407 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12408 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12409 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12410 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12411 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12412 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12413 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12414 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12415 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12416 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12417 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12418 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12419 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12420 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12421 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12422 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12423 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12424 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12425 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12426 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12427 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12428 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12429 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12430 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12431 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12432 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12433 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12434 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12435 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12436 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12437 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12438 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12439 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12440 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12441 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12442 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12443 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12444 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12445 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12446 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12447 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12448 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12449 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12450 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12451 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12452 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12453 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12454 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12455 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12456 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12457 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12458 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12459 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12460 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12461 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12462 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12463 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12464 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12465 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12466 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12467 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12468 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12469 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12470 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12471 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12472 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12473 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12474 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12475 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12476 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12477 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12478 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12479 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12480 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12481 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12482 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12483 convert.c, convert.h, langhooks-def.h, reload1.c,
12484 tree-ssa-operands.c: Likewise.
12486 2007-07-26 Jan Hubicka <jh@suse.cz>
12488 * tree-ssa-live.c: Include debug.h and flags.h.
12489 (mark_scope_block_unused): New function.
12490 (remove_unused_scope_block_p): New function.
12491 (remove_unused_locals): Remove unused blocks too.
12493 2007-07-25 Ian Lance Taylor <iant@google.com>
12495 * combine.c (combine_max_regno): Remove. Remove all uses.
12496 (struct reg_stat_struct): Rename from struct reg_stat.
12497 (reg_stat_type): Define, and declare VECs.
12498 (reg_stat): Change from pointer to VEC. Change all uses.
12499 (combine_split_insns): New static function.
12500 (try_combine, find_split_point): Call it instead of split_insns.
12502 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12504 * cfghooks.c (split_block): Fix the information about loop latch.
12506 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12508 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12510 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12512 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12513 Scan the new edge for loop exit info.
12515 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12517 * config/darwin.c: Include debug.h.
12519 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12522 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12524 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12526 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12527 (HARD_REGNO_MODE_OK): Ditto.
12528 (MODES_TIEABLE_P): Ditto.
12529 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12530 (CLASS_MAX_NREGS): Ditto.
12531 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12532 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12533 (divdf3_internal_thr): Removed.
12534 * config/ia64/div.md: New file.
12535 * config/ia64/constraints.md: Add H constraint.
12537 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12539 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12540 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12541 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12542 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12543 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12544 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12545 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12546 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12547 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12548 dump_sbitmap_file, debug_sbitmap, popcount_table,
12549 sbitmap_popcount): Constify.
12550 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12551 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12552 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12553 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12554 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12555 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12556 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12557 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12558 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12559 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12560 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12562 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12564 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12565 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12566 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12567 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12568 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12569 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12570 bitmap_intersect_p, bitmap_intersect_compl_p,
12571 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12572 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12574 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12575 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12576 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12577 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12578 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12579 debug_bitmap, debug_bitmap_file, bitmap_print,
12580 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12581 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12583 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12585 * config/darwin.c (darwin_override_options): Additional fix for
12586 debug info formats that don't support var tracking.
12588 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12590 * cselib.c (entry_and_rtx_equal_p): Constify.
12591 * gengtype.c (output_mangled_typename, write_types, write_local):
12593 * gengtype.h (const_type_p): New.
12594 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12596 * tlink.c (scan_linker_output): De-constify.
12597 * tree-ssa-loop-im.c (memref_eq): Constify.
12598 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12599 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12601 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12603 * c-common.c (fname_as_string, c_type_hash): Constify.
12604 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12605 * cgraph.c (edge_hash, edge_eq): Likewise.
12606 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12607 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12608 reg_attrs_htab_eq): Likewise.
12609 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12611 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12612 const_decl_t, const_state_t, const_automata_list_el_t): New.
12613 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12614 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12615 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12616 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12617 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12618 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12619 compare_max_occ_cycle_nums, out_state_arcs_num,
12620 compare_transition_els_num, units_cmp, state_reservs_cmp):
12622 * genmodes.c (cmp_modes): Likewise.
12623 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12624 * gimplify.c (compare_case_labels): Likewise.
12625 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12626 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12627 * matrix-reorg.c (mtt_info_hash): Likewise.
12628 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12629 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12630 (htab_hash_bucket, htab_hash_elem): Constify.
12631 * tree-browser.c (TB_parent_eq): Likewise.
12632 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12633 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12634 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12635 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12637 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12638 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12639 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12640 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12641 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12643 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12644 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12645 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12646 * tree-ssa-threadupdate.c (redirection_data_hash,
12647 redirection_data_eq): Likewise.
12648 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12649 * tree-ssa.c (var_ann_eq): Likewise.
12650 * tree-vrp.c (compare_case_labels): Likewise.
12651 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12652 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12653 tree_not_check_failed, tree_class_check_failed,
12654 tree_range_check_failed, tree_not_class_check_failed,
12655 omp_clause_check_failed, omp_clause_range_check_failed,
12656 tree_contains_struct_check_failed, tree_operand_check_failed):
12658 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12659 tree_not_check_failed, tree_class_check_failed,
12660 tree_range_check_failed, tree_not_class_check_failed,
12661 tree_operand_check_failed, omp_clause_operand_check_failed,
12662 tree_operand_length): Likewise.
12663 * var-tracking.c (const_variable): New.
12664 (variable_htab_hash, variable_htab_eq): Constify.
12665 * varasm.c (const_desc_hash): Likewise.
12667 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12669 * expr.c (handled_component_p): Constify.
12670 * fold-const.c (fit_double_type): Likewise.
12671 * real.h (real_value_from_int_cst): Likewise.
12672 * tree-flow-inline.h (gimple_in_ssa_p,
12673 gimple_aliases_computed_p, gimple_addressable_vars,
12674 gimple_call_clobbered_vars, gimple_referenced_vars,
12675 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12676 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12677 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12678 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12679 is_label_stmt, is_global_var, phi_ssa_name_p,
12680 factoring_name_p, is_call_clobbered, tree_common_ann,
12681 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12682 unmodifiable_var_p, array_ref_contains_indirect_ref,
12683 ref_contains_array_ref, lookup_subvars_for_var,
12684 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12685 gimple_mem_ref_stats): Likewise.
12686 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12687 may_aliases, is_exec_stmt, is_label_stmt,
12688 ref_contains_array_ref, array_ref_contains_indirect_ref,
12689 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12690 unmodifiable_var_p): Likewise.
12691 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12692 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12693 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12694 cst_and_fits_in_hwi, real_value_from_int_cst,
12695 build_real_from_int_cst, integer_zerop, integer_onep,
12696 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12697 tree_floor_log2, real_zerop, real_onep, real_twop,
12698 real_minus_onep, really_constant_p, purpose_member, chain_member,
12699 list_length, fields_length, int_size_in_bytes, bit_position,
12700 int_bit_position, byte_position, int_byte_position, expr_align,
12701 array_type_nelts, tree_node_structure,
12702 type_contains_placeholder_1, iterative_hash_pointer,
12703 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12704 tree_map_base_eq, type_hash_list, type_hash_eq,
12705 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12706 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12707 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12708 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12709 int_fits_type_p, get_containing_scope, decl_function_context,
12710 decl_type_context, omp_clause_operand_check_failed,
12711 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12712 * tree.h (omp_clause_operand_check_failed, tree_size,
12713 build_real_from_int_cst, array_type_nelts, purpose_member,
12714 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12715 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12716 is_attribute_p, check_qualified_type, expr_align,
12717 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12718 int_byte_position, list_length, fields_length, initializer_zerop,
12719 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12720 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12721 tree_node_structure, handled_component_p, get_containing_scope,
12722 decl_function_context, decl_type_context, real_zerop,
12723 type_num_arguments, fit_double_type, really_constant_p,
12724 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12725 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12726 real_twop, real_minus_onep, int_cst_value): Likewise.
12728 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12730 * cfglayout.c (insn_scope, insn_line): Constify.
12731 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12732 const_double_htab_hash, const_double_htab_eq,
12733 mem_attrs_htab_hash): Likewise.
12734 * loop-iv.c (biv_eq): Likewise.
12735 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12736 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12737 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12739 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12740 error_for_asm, warning_for_asm, _fatal_insn,
12741 _fatal_insn_not_found): Likewise.
12742 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12743 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12744 rtl_check_failed_type2, rtl_check_failed_code1,
12745 rtl_check_failed_code2, rtl_check_failed_code_mode,
12746 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12747 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12748 rtl_check_failed_type2, rtl_check_failed_code1,
12749 rtl_check_failed_code2, rtl_check_failed_code_mode,
12750 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12751 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12752 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12753 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12754 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12755 rtx_unstable_p, get_integer_term, get_related_value,
12756 offset_within_block_p, reg_mentioned_p, count_occurrences,
12757 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12758 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12759 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12760 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12761 find_constant_src, find_reg_fusage, find_regno_fusage,
12762 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12763 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12764 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12765 computed_jump_p, auto_inc_p, in_expr_list_p,
12766 remove_node_from_expr_list, loc_mentioned_in_p,
12767 label_is_jump_target_p, reversed_comparison_code_parts,
12768 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12769 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12770 print_inline_rtx): Likewise.
12771 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12772 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12773 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12774 get_integer_term, get_related_value, offset_within_block_p,
12775 count_occurrences, reg_mentioned_p, no_labels_between_p,
12776 reg_used_between_p, reg_referenced_p, single_set_2,
12777 multiple_sets, set_noop_p, refers_to_regno_p,
12778 reg_overlap_mentioned_p, dead_or_set_p,
12779 covers_regno_no_parallel_p, covers_regno_p,
12780 dead_or_set_regno_p, find_reg_note, find_regno_note,
12781 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12782 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12783 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12784 side_effects_p, may_trap_p_1, may_trap_p,
12785 may_trap_after_code_motion_p, may_trap_or_fault_p,
12786 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12787 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12788 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12789 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12790 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12792 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12793 warning_for_asm): Likewise.
12794 * tree.h (print_rtl): Likewise.
12795 * varasm.c (get_pool_mode): Likewise.
12797 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12799 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12800 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12801 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12802 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12803 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12804 * ddg.c (compare_sccs): Likewise.
12805 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12806 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12807 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12808 decimal_do_fix_trunc, decimal_real_to_integer,
12809 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12810 * dse.c (const_group_info_t): New.
12811 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12812 * dwarf2out.c (const_dw_die_ref): New.
12813 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12814 * tree-browser.c (TB_parent_eq): Likewise.
12815 * unwind-dw2-fde.c (__register_frame_info_bases,
12816 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12817 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12819 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12820 * unwind-dw2.c (uw_frame_state_for): Likewise.
12821 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12822 * value-prof.h (const_histogram_value): New.
12824 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12826 * config/mips/mips.c (machine_function): Add
12827 initialized_mips16_gp_pseudo_p.
12828 (mips16_gp_pseudo_reg): Do not emit the initialization of
12829 mips16_gp_pseudo_rtx when being called from the gimple cost-
12830 calculation routines; emit it on the first use outside those
12833 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12835 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12838 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12839 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12840 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12841 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12842 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12843 Preserve const-ness of parameters through use of __typeof(),
12844 also constify and tidy.
12846 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12847 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12848 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12849 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12850 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12851 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12852 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12853 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12854 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12856 2007-07-25 Julian Brown <julian@codesourcery.com>
12857 Mark Shinwell <shinwell@codesourcery.com>
12859 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12860 (alpha_mangle_type): This.
12861 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12862 (TARGET_MANGLE_TYPE): Define this instead.
12863 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12864 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12865 (arm_init_neon_builtins): Fix comment.
12866 (arm_mangle_map_entry): New.
12867 (arm_mangle_map): New.
12868 (arm_mangle_type): New.
12869 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12870 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12871 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12872 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12873 (TARGET_MANGLE_TYPE): Define this instead.
12874 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12875 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12876 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12877 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12878 (TARGET_MANGLE_TYPE): Define this instead.
12879 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12881 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12882 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12883 (TARGET_MANGLE_TYPE): Define this instead.
12884 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12885 (s390_mangle_type): This.
12886 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12887 (TARGET_MANGLE_TYPE): Define this instead.
12888 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12889 (sparc_mangle_type): This.
12890 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12891 (TARGET_MANGLE_TYPE): Define this instead.
12892 * cp/mangle.c (write_type): Call mangle_type target hook on all
12893 types before mangling. Use original type, not main variant, as
12895 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12896 (TARGET_MANGLE_TYPE): This.
12897 * target.h (gcc_target): Rename mangle_fundamental_type to
12899 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12900 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12902 2007-07-25 Julian Brown <julian@codesourcery.com>
12903 Paul Brook <paul@codesourcery.com>
12904 Joseph Myers <joseph@codesourcery.com>
12905 Mark Shinwell <shinwell@codesourcery.com>
12907 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12908 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12909 (with_fpu): Allow --with-fpu=neon.
12910 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12911 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12912 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12913 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12914 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12915 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12916 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12917 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12918 (output_move_neon): Add prototypes.
12919 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12920 (all_fpus): Add FPUTYPE_NEON.
12921 (fp_model_for_fpu): Add NEON field.
12922 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12923 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12925 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12927 (thumb2_legitimate_address_p): Likewise.
12928 (neon_valid_immediate): Recognize and prepare constants suitable for
12930 (neon_immediate_valid_for_move): New function. Recognize and prepare
12931 immediates for NEON move instructions.
12932 (neon_immediate_valid_for_logic): New function. Recognize and
12933 prepare immediates for NEON logic instructions.
12934 (neon_output_logic_immediate): New function. Create asm string
12935 suitable for outputting immediate logic instructions.
12936 (neon_pairwise_reduce): New function. Implement reduction using
12937 pairwise operations.
12938 (neon_expand_vector_init): New function. Expand a (possibly
12939 non-constant) vector initialization.
12940 (neon_vector_mem_operand): New function. Memory operands supported
12941 for quad-word loads/stores to/from ARM or NEON registers. Don't
12942 allow base+offset addressing for core regs.
12943 (neon_struct_mem_operand): New function. Valid mems for NEON
12945 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12946 from neon_vector_mem_operand addresses without a secondary register.
12947 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12948 (add_minipool_backward_ref): Likewise.
12949 (dump_minipool): Likewise.
12950 (push_minipool_fix): Likewise.
12951 (output_move_quad): New function. Output quad-word moves, loads and
12952 stores using ARM registers.
12953 (output_move_vfp): Add support for vectors in VFP (NEON) D
12955 (output_move_neon): Output a NEON load/store to/from a quadword
12957 (arm_print_operand): Implement new codes:
12958 - 'c' for unadorned integers (without a # sign).
12959 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12961 - 'e', 'f' for the low and high D parts of a NEON Q register.
12962 - 'q' outputs a NEON Q register.
12963 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12964 - 'T' prints NEON opcode features from a coded bitmask.
12965 - 'F' is similar to T, but signed/unsigned codes both print as
12967 - 't' is similar to T, but 'u' is printed instead of 'p'.
12968 - 'O' prints 'r' if NEON instruction should perform rounding (as
12969 specified by bitmask), else prints nothing.
12970 - '#' is a punctuation character to stop operand numbers from
12971 running together with following digits in the assembler
12972 strings for instructions (when using mode attributes).
12973 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12974 constant vectors in big-endian mode, where necessary.
12975 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12976 Handle EI, OI, CI, XI modes.
12977 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12978 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12979 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12980 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12981 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12983 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12984 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12985 to turn v8qi, etc. into bits defined above.
12986 (neon_itype): New enumeration. Classifications of NEON builtins.
12987 (neon_builtin_datum): Define struct. Contains information about
12988 a single builtin (with multiple modes).
12989 (CF): Define helper macro for...
12990 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12992 (neon_builtin_data): New array. Define information about builtins
12993 for use during initialization/expansion.
12994 (arm_init_neon_builtins): New function.
12995 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12997 (neon_builtin_compare): New function.
12998 (locate_neon_builtin_icode): New function. Find an insn code for a
12999 builtin given a function code for that builtin. Also return type of
13000 builtin (NEON_BINOP, NEON_UNOP etc.).
13001 (builtin_arg): New enumeration. Types of arguments for builtins.
13002 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13003 Takes a variable argument list of builtin_arg types, terminated by
13005 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13006 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13007 (neon_emit_pair_result_insn): New function. Support returning pairs
13008 of vectors via a pointer.
13009 (neon_disambiguate_copy): New function. Set up operands for a
13010 multi-word copy such that registers do not get clobbered.
13011 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13012 ARM_BUILTIN_NEON_BASE.
13013 (arm_file_start): Set float-abi attribute for NEON.
13014 (arm_vector_mode_supported_p): Enable NEON vector modes.
13015 (arm_mangle_map_entry): New.
13016 (arm_mangle_map): New.
13017 (arm_mangle_vector_type): New.
13018 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13020 (TARGET_NEON): New macro. Target supports NEON.
13021 (fputype): Add FPUTYPE_NEON.
13022 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13023 for vectorization based on command-line arg.
13024 (NEON_REGNO_OK_FOR_NREGS): Define.
13025 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13026 (VALID_NEON_STRUCT_MODE): Define.
13027 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13028 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13029 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13030 (consttable_16): Add pattern for outputting 16-byte minipool
13032 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13034 (vec-common.md, neon.md): Include md files.
13035 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13036 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13037 (memory_constraint "Ut", "Un", "Us"): Define.
13038 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13039 (MMX_char): New mode attribute.
13040 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13041 (*add<mode>3_iwmmxt): New insn pattern.
13042 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13043 (*sub<mode>3_iwmmxt): New insn pattern.
13044 (mulv4hi3): Rename to...
13045 (*mulv4hi3_iwmmxt): This.
13046 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13047 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13048 (uminv4hi3, uminv2si3): Remove. Replace with...
13049 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13050 (*umin<mode>3_iwmmxt): These.
13051 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13052 (ashr<mode>3_iwmmxt): This new pattern.
13053 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13054 (lshr<mode>3_iwmmxt): This new pattern.
13055 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13056 (ashl<mode>3_iwmmxt): This new pattern.
13057 * config/arm/neon-docgen.ml: New file. Generate documentation for
13059 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13060 * config/arm/arm_neon.h: New (autogenerated).
13061 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13063 * config/arm/neon.md: New file. Define NEON instructions.
13064 * config/arm/neon.ml: New file. Abstract description of NEON
13065 instructions, used to generate arm_neon.h header, documentation and
13067 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13068 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13070 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13072 (ARM NEON Intrinsics): New subsection.
13073 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13075 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13077 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13080 2007-07-24 Jan Hubicka <jh@suse.cz>
13082 * regclass.c (move_table): New type.
13083 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13084 (init_move_cost): Break out from ...
13085 (init_reg_sets_1): ... here; simplify computation of
13086 have_regs-of_mode and contains_reg_of_mode.
13087 (record_reg_classes): Unswitch internal loops.
13088 (copy_cost): Trigger lazy initialization of move cost
13089 (record_address_regs): Likewise.
13091 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13093 * config/darwin.c (darwin_override_options): Don't force on
13094 flag_var_tracking_uninit when no debug info is requested.
13096 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13098 * cfgloop.c (init_loops_structure): New function.
13099 (flow_loops_find): Create root of the loop tree unconditionally.
13101 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13103 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13105 2007-07-24 Jan Hubicka <jh@suse.cz>
13107 * caller-save.c: Include ggc.h, gt-caller-save.h
13108 (reg_save_code, reg_restore_code): Rename to ...
13109 (cached_reg_save_code, cached_reg_restore_code): ... those.
13110 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13111 (reg_save_code, reg_restore_code): New functions.
13112 (init_caller_save): Do not intialize
13113 reg_save_code/reg_restore_code tables.
13114 * Makefile.in: (gt-caller-save.h): New.
13116 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13118 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13119 with the mode of the original operand instead of
13122 2007-07-23 Jan Hubicka <jH@suse.cz>
13124 * i386.c (ix86_secondary_memory_needed): Break out to...
13125 (inline_secondary_memory_needed): ... here.
13126 (ix86_memory_move_cost): Break out to ...
13127 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13128 maximum of input and output; fix handling of Q_REGS on 64bit.
13129 (ix86_secondary_memory_needed): Microoptimize.
13131 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13133 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13134 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13135 stmts_from_loop, known_dependences_p, build_rdg): New.
13136 * tree-data-ref.h: Depends on graphds.h.
13137 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13138 (build_rdg): Declared.
13139 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13141 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13143 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13146 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13147 Jakub Jelinek <jakub@redhat.com>
13149 PR middle-end/PR28690
13150 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13152 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13153 and MEM_POINTER operands over REG and MEM operands.
13154 (swap_commutative_operands_p): Change return value to bool.
13155 * rtl.h: Update the corresponding prototype.
13156 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13157 instead of gen_rtx_PLUS.
13158 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13159 value to bool. Change function arguments to rtx's and update code
13161 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13162 calls to match the new declaration.
13163 * simplify-rtx.c (simplify_associative_operation): Don't
13164 reorder simplify_binary_operation arguments.
13166 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13168 * config/mips/mips.c (override_options): Use mips_costs to derive
13169 the default branch cost.
13170 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13172 * config/mips/mips.opt (mbranch-cost=): New option.
13173 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13175 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13177 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13178 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13179 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13180 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13182 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13184 * config/mips/constraints.md (ks): New constraint.
13185 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13186 (*add<mode>3_mips16): ...here.
13188 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13190 * optabs.h (enum optab_index): Add new OTI_signbit.
13191 (signbit_optab): Define corresponding macro.
13192 (enum insn_code signbit_optab[]): Remove array.
13193 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13194 (expand_copysign_absneg): If back end provides signbit insn, use it
13195 instead of bit operations on floating point argument.
13196 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13197 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13198 for availability of signbit insn.
13200 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13201 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13202 SSE mode is not active.
13203 (isinf<mode>2): Disable for mfpmath=sse,387.
13205 2007-07-22 Ben Elliston <bje@au.ibm.com>
13207 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13209 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13211 2007-07-20 Richard Guenther <rguenther@suse.de>
13213 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13214 integral typed condition.
13215 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13216 booleanness. Only preserve conversions from a non-base
13217 type to a base type, not in general between types with
13218 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13219 * tree.def (COND_EXPR): Document that the condition
13220 can be of any integral type.
13222 2007-07-20 Nigel Stephens <nigel@mips.com>
13223 Richard Sandiford <richard@codesourcery.com>
13225 * config/mips/mips.h (mips_dwarf_regno): Declare.
13226 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13227 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13228 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13229 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13230 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13231 (REG_CLASS_NAMES): Update accordingly.
13232 * config/mips/mips.c (mips_dwarf_regno): New array.
13233 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13234 (mips_subword): Remove special handling for accumulator registers.
13235 (override_options): Initiailize mips_dwarf_regno. Remove use
13237 (mips_swap_registers): New function.
13238 (mips_conditional_register_usage): Swap accumulator registers
13239 around if TARGET_LITTLE_ENDIAN.
13240 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13241 * config/mips/constraints.md (h, l): Use the endianness to choose
13242 between MD0_REG and MD1_REG.
13243 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13244 alternative-dependent template.
13246 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13248 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13251 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13253 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13254 predecessor fallthru flags.
13256 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13258 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13259 of compare to the same type.
13260 * cfgloopmanip.c (add_loop): Update information about loop exits.
13261 (loop_version): Remove the innermost loop requirement.
13262 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13263 to sizetype for pointers.
13265 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13267 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13268 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13269 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13271 * config/dfp-bit.c: Empty for TFmode conversions.
13273 2007-07-18 Caroline Tice <ctice@apple.com>
13275 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13276 and handle them correctly; check that src is not NULL before
13278 (find_src_set_src): Likewise.
13280 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13282 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13283 (struct alignment_context, init_alignment_context): New.
13284 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13285 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13286 (XCHAL_HAVE_S32C1I): Likewise.
13287 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13288 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13289 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13290 (ATOMIC, HQI): New macros.
13291 (memory_barrier, *memory_barrier): New.
13292 (sync_lock_releasesi): New.
13293 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13294 (sync_lock_test_and_set<mode>): New.
13295 (sync_<atomic><mode>): New.
13296 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13297 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13298 (xtensa_expand_atomic): New.
13300 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13304 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13305 transformation for builtin ISNORMAL.
13306 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13307 * builtins.def (BUILT_IN_ISNORMAL): New.
13308 * doc/extend.texi: Document isnormal.
13310 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13314 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13315 optabs infrastructure. Provide generic implementation for
13317 (expand_builtin): Handle FINITE/ISFINITE.
13318 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13319 (fold_builtin_1): Likewise.
13321 * builtins.def (BUILT_IN_ISFINITE): New.
13323 * doc/extend.texi: Document isfinite.
13325 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13328 PR middle-end/20558
13330 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13331 generic fallback for isinf.
13332 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13333 calculation code ...
13334 * real.c (get_max_float): ... to here.
13335 * real.h (get_max_float): New.
13337 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13339 PR middle-end/32668
13341 * builtin-attrs.def (ATTR_TYPEGENERIC,
13342 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13344 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13345 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13346 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13347 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13349 * c-common.c (handle_type_generic_attribute): New.
13350 (c_common_attribute_table): Add "type generic".
13352 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13354 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13356 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13357 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13360 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13363 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13364 checking that the operand is an expression.
13366 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13367 Danny Smith <dannysmith@users.sourceforge.net>
13370 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13371 file mapping object in local namespace if Windows version later
13374 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13376 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13377 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13378 arm_cannot_force_const_mem.
13379 (arm_cannot_force_const_mem): New function.
13380 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13381 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13382 of arm_tls_referenced_p.
13383 * config/arm/arm.md (movsi): Split out-of-section constants when
13384 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13385 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13387 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13389 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13391 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13393 * config/mips/mips.md (*extendqihi2): Convert the destination
13396 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13398 * config/pa/fptr.c: Update license header.
13399 * config/pa/milli64.S: Likewise.
13401 2007-07-17 Nick Clifton <nickc@redhat.com>
13403 * COPYING_v3: New file. Contains version 3 of the GNU General
13405 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13406 Lesser General Public License.
13407 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13408 the GNU General Public License.
13410 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13412 PR rtl-optimization/32773
13413 * cfglayout.c (force_one_exit_fallthru): New function.
13414 (cfg_layout_finalize): Use it.
13416 2007-07-16 Richard Guenther <rguenther@suse.de>
13417 Uros Bizjak <ubizjak@gmail.com>
13419 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13420 before forcing it to gimple operand.
13422 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13423 David Ung <davidu@mips.com>
13425 * config/mips/mips.h (TUNE_24K): Define.
13426 (TUNE_MACC_CHAINS): Add TUNE_24K.
13427 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13429 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13430 (r74k_int_madd): .. this new reservation.
13431 (define_bypass): Fixed bypasses for r74k_int_madd to use
13432 mips_linked_madd_p.
13433 * config/mips/24k.md (define_bypass): Define new
13434 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13436 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13437 Nigel Stephens <nigel@mips.com>
13439 * config/mips/mips.md: Include 20kc.md.
13440 * config/mips/20kc.md: New file.
13441 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13442 (mips_adjust_cost): Tweak for 20Kc.
13443 (mips_issue_rate): Likewise.
13444 * config/mips/mips.h (TUNE_20KC): Define.
13446 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13448 * config/rs6000/rs6000.c (struct processor_cost): Add
13449 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13451 (*_cost): Add cache information.
13452 (rs6000_override_options): Set cache parameters.
13454 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13457 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13458 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13460 2007-07-16 Paul Brook <paul@codesourcery.com>
13463 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13464 (cirrus_thumb2_movsi_insn): Ditto.
13466 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13468 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13469 CR2_REGNO to R_CR2.
13471 2007-07-15 Andrew Haley <aph@redhat.com>
13473 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13474 before looking in the context.
13476 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13478 PR middle-end/32398
13479 PR middle-end/32769
13480 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13481 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13482 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13483 (pa_output_function_prologue): Use rp_saved and
13484 current_function_is_leaf to generate .CALLINFO statement.
13485 (hppa_expand_prologue): Set rp_saved.
13486 (hppa_expand_epilogue): Use rp_saved.
13487 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13488 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13490 2007-07-14 Dirk Mueller <dmueller@suse.de>
13492 * omega.c (coalesce): Fix memory leak on early exit.
13493 * matrix-reorg.c (check_allocation_function): Likewise.
13494 * tree-vect-transform.c (vect_get_new_vect_var): free result
13496 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13497 pass pointer to edge vector
13498 (partition_hot_cold_basic_blocks): Fix memory leak.
13499 * collect2.c (prefix_from_string): Free temporary storage.
13500 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13502 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13504 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13505 (DO_GLOBAL_DTORS_BODY): Likewise.
13507 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13508 Nigel Stephens <nigel@mips.com>
13510 * config/mips/mips.c (mips_classify_symbol): Don't return
13511 SYMBOL_SMALL_DATA for constant pool addresses if
13512 TARGET_EMBEDDED_DATA is true.
13514 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13516 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13517 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13518 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13519 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13520 __builtin_ia32_storehps, __builtin_ia32_storelps,
13521 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13522 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13523 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13524 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13525 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13526 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13527 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13528 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13529 using def_builtin_const.
13531 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13533 PR tree-optimization/32705
13534 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13535 (simplify_binary_expression): Use SSA_VAL consistently.
13537 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13539 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13540 (SPEFSCR_REGNO): Delete definition.
13541 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13542 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13543 * config/rs6000/rs6000.h: Do not define *_REGNO.
13544 LINK_REGISTER_REGNUM -> LR_REGNO.
13545 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13546 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13547 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13548 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13549 R_VRSAVE, R_VSCR. Use them.
13550 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13551 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13552 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13553 * config/rs6000/aix.h: Define R_LR. Use it.
13555 2007-07-13 Caroline Tice <ctice@apple.com>
13557 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13558 flag_var_tracking is explicitly turned off (i.e. when variable
13559 tracking is not feasible); otherwise, turn flag_var_tracking on when
13560 flag_var_tracking_uninit is on.
13561 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13562 note definitions, to allow recording of initialization status in the
13564 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13565 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13566 determine if two note locations are equal.
13567 (output_loc_list): Don't output list entries whose start & end labels
13569 (reg_loc_descriptor): Add parameter for initialization status; pass it
13570 to other loc descriptor functions.
13571 (one_reg_loc_descriptor): Add parameter for initialization status;
13572 check its value and add DW_OP_GNU_uninit to returned loc descr if
13574 (multiple_reg_loc_descriptor): Add parameter for initialization
13576 pass init status argument to other loc descriptor functions; check
13577 value of intialization parameter and add DW_OP_GNU_uninit to returned
13578 loc descr if appropriate.
13579 (based_loc_descr): Add parameter for initialization status; add new
13580 variable for return value; check value of initialization parameter and
13581 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13582 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13583 pass init status argument to other loc descriptor functions; check
13584 value of intialization parameter and add DW_OP_GNU_uninit to returned
13585 loc descr if appropriate.
13586 (mem_loc_descriptor): Likewise.
13587 (concat_loc_descriptor): Likewise.
13588 (concatn_loc_descriptor): Likewise.
13589 (loc_descriptor): Add parameter for initialization status; pass it as
13590 argument to other loc descriptor function calls.
13591 (loc_descriptor_from_tree_1): Add appropriate initialization status
13592 to loc descriptor function calls.
13593 (add_location_or_const_value_attribute): Get initialization status
13594 from VAR_LOCATION note; add initialization status to loc descriptor
13596 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13597 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13598 status is uninitialized, add "[uninint]" to output.
13599 * common.opt (fvar-tracking-uninit): New option, similar to
13600 fvar-tracking, to turn on tracking of uninitialized variables; creates
13601 a new global flag, flag_var_tracking_uninit.
13602 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13603 (enum var_init_status): New type, for var initialization status field.
13604 * var-tracking.c (struct location_chain_def): Two new fields, init,
13605 for initialization status, and set_src for the assignment value expr.
13606 (unshare_variable): New parameter for initialization status;
13607 initialize new init and set_src fields.
13608 (var_reg_set): New parameters for initialization status and value;
13609 pass them to set_variable_part.
13610 (var_mem_set): Likewise.
13611 (get_init_value): New function.
13612 (var_reg_delete_and_set): New initialization status & value
13613 parameters; add call to get_init_value if status is unknown; pass new
13614 parameters to clobber_variable_part and var_reg_set.
13615 (var_mem_delete_and_set): Likewise.
13616 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13617 (var_mem_delete): Likewise.
13618 (variable_union): Pass status to unshare_variable; initialize new init
13619 and set_src fields. If flag_var_tracking_uninit is not set, force
13620 status to initialized.
13621 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13622 used later to get the set_src value.
13623 (find_src_status): New function.
13624 (find_src_set_src): New function.
13625 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13626 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13627 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13628 and var_mem_delete_and_set.
13629 (dump_variable): Print out "[uninit]" if appropriate.
13630 (set_variable_part): Add new initialization and set_src parameters;
13631 pass status to unshare_variable; set node->init and node- >set_src
13632 fields and modify slot in hash table appropriately; save the init and
13633 set_src values if appropriate and assign to the new node.
13634 (clobber_variable_part): New set_src parameter; if two nodes have
13635 same variable and same location but different set_src (assignment)
13636 values, clobber old node.
13637 (delete_variable_part): Pass init status to unshare_variable.
13638 (emit_note_insn_var_location): Add initialized var; assign var's init
13639 status to new 'initialized'; pass new init status field to calls to
13640 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13641 status to initialized.
13642 (emit_notes_in_bb): Pass initialization status to calls to
13643 var_reg_set, var_mem_set, var_reg_delete_and_set and
13644 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13645 var_reg_delete_and_set and var_mem_delete_and_set; call
13646 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13647 make up for change in add_stores.
13648 (vt_add_function_parameters): Add status to calls to
13650 * config/darwin.c (darwin_override_options): Turn on uninitialized
13651 tracking automatically, if var_tracking is on and the system is
13654 2007-07-13 Sa Liu <saliu@de.ibm.com>
13656 * config.gcc: Add options for arch and tune on SPU.
13657 * config/spu/predicates.md: Add constant operands 0 and 1.
13658 * config/spu/spu-builtins.def: Add builtins for double precision
13659 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13660 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13662 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13664 * config/spu/spu-protos.h: Add new function prototypes.
13665 * config/spu/spu.c (spu_override_options): Check options -march and
13667 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13668 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13670 (spu_const_from_int): New. Create a vector constant from 4 ints.
13671 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13672 (spu_emit_vector_compare): New. Emit vector compare.
13673 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13674 * config/spu/spu.h: Add options -march and -mtune. Define processor
13675 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13676 CANONICALIZE_COMPARISON.
13677 * config/spu/spu.md: Add new insns for double precision compare
13678 and double precision vector compare. Add vcond and smax/smin patterns
13679 to enable DFmode vector conditional expression.
13680 * config/spu/spu.opt: Add options -march and -mtune.
13681 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13682 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13683 both CELL and CELLEDP targets: spu_testsv.
13684 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13687 2007-07-13 Richard Guenther <rguenther@suse.de>
13689 PR tree-optimization/32721
13690 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13691 TREE_THIS_VOLATILE on the folded reference.
13692 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13693 if the array reference has TREE_THIS_VOLATILE set.
13695 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13698 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13700 2007-07-13 Andreas Schwab <schwab@suse.de>
13702 * gengtype-lex.l: Allow declarations to be indented.
13704 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13706 * ginclude/tgmath.h: New.
13707 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13708 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13709 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13710 * configure: Regenerate.
13712 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13714 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13715 correct index when setting register save state for xd
13718 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13720 * config/sh/sh.c (mark_use): Remove.
13722 2007-07-12 Paul Brook <paul@codesourcery.com>
13724 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13725 reg does not overlap return value.
13727 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13729 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13730 (set_expression_vuses): Ditto.
13731 (init_pre): Initialize expression_vuses.
13733 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13735 * config/i386/sse.md (storentdf, storentsf): New.
13737 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13739 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13741 * tree.c (build_decl_stat): Move code from here...
13742 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13743 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13744 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13745 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13746 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13749 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13750 Devang Patel <dpatel@apple.com>
13752 PR tree-optimization/25413
13753 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13754 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13755 * tree.h (contains_packed_reference): New.
13756 * expr.c (contains_packed_reference): New.
13757 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13758 (vect_enhance_data_refs_alignment): Call
13759 vector_alignment_reachable_p.
13760 * target.h (vector_alignment_reachable): New builtin.
13761 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13762 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13763 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13765 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13767 * target.h (builtin_vectorization_cost): Add new target builtin.
13768 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13769 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13770 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13771 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13772 uninitialized variables.
13773 * tree-vect-transform.c (cost_for_stmt): New function.
13774 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13775 using cost 1 for all scalar stmts. Be less conservative when
13776 estimating the number of prologue/epulogue iterations. Call
13777 targetm.vectorize.builtin_vectorization_cost. Return
13778 min_profitable_iters-1.
13779 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13780 initialization cost instead of TARG_VEC_STMT_COST. Use
13781 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13782 epilogue code. Fix epilogue cost computation.
13783 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13784 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13785 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13786 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13787 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13788 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13790 2007-07-12 Richard Guenther <rguenther@suse.de>
13792 * gimplify.c (gimplify_conversion): Make sure that the result
13793 from maybe_fold_offset_to_reference is trivially convertible
13794 to the desired type before doing the simplification.
13795 (gimplify_expr): Likewise.
13796 * fold-const.c (fold_binary): Use the correct types for
13797 building the simplified expression.
13799 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13801 PR rtl-optimization/32729
13802 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13803 that fallthru to exit.
13805 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13807 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13808 (symDTPOFF2reg): Likewise.
13810 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13812 PR tree-optimization/32663
13814 * tree.h (VALUE_HANDLE_VUSES): Remove.
13815 (struct tree_value_handle): Remove vuses.
13817 * tree-vn.c (create_value_handle_for_expr): Don't set
13818 VALUE_HANDLE_VUSES.
13820 * tree-ssa-pre.c (expression_vuses): New.
13821 (alloc_expression_id): Set up expression_vuses.
13822 (get_expression_vuses): New.
13823 (set_expression_vuses): Ditto.
13824 (clear_expression_ids): Modify for expression_vuses.
13825 (phi_translate_1): Ditto.
13826 (phi_translate_set): Ditto.
13827 (value_dies_in_block_x): Ditto
13828 (valid_in_sets): Ditto.
13829 (add_to_sets): Ditto.
13830 (find_existing_value_expr): Ditto.
13831 (create_value_handle_for_expr): Ditto.
13832 (make_values_for_stmt): Ditto.
13833 (vuse_equiv): Remove.
13835 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13837 * Makefile.in (mostlyclean): Remove object files.
13839 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13841 * toplev.c (no_new_pseudos): Deleted.
13842 * rtl.h (no_new_pseudos): Deleted.
13843 * tree-pass.h (pass_no_new_pseudos): Deleted.
13844 * passes.c (pass_no_new_pseudos): Deleted.
13845 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13846 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13847 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13849 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13850 * rtlhooks.c (gen_lowpart_general): Ditto.
13851 * optabs.c (prepare_operand): Ditto.
13852 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13854 * modulo-sched.c (rest_of_handle_sms): Ditto.
13855 * see.c (rest_of_handle_see): Ditto.
13856 * ifcvt.c (if_convert): Ditto.
13857 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13859 * init-regs.c (gate_initialize_regs): Deleted set of
13861 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13862 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13863 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13865 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13868 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13869 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13870 (*vec_extractv2di_1_rex64): New insn pattern.
13872 2007-07-11 David Daney <ddaney@avtrex.com>
13874 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13875 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13876 for SIGNAL_UNWIND_RETURN_COLUMN.
13877 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13878 (DWARF_FRAME_REGNUM): Rewrite.
13879 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13881 2007-07-11 Nick Clifton <nickc@redhat.com>
13883 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13884 delta and use gen_int_mode in place of GET_INT instead.
13886 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13888 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13891 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13893 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13894 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13896 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13897 (USE_CANONICAL_TYPES): New.
13898 * doc/invoke.texi (verify-canonical-types): Remove.
13899 (use-canonical-types): Add.
13901 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13903 * config/spu/spu.c (spu_optimization_options): Remove setting of
13904 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13905 (spu_override_options): Move it here.
13907 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13909 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13910 * config/mips/mips.c (mips_cpu_info_table): Mention
13911 MIPS_ISA_LEVEL_SPEC in the comment.
13913 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13915 PR tree-optimization/32713
13916 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13918 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13920 PR middle-end/30482
13921 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13922 conditional to flag_isoc99.
13923 (c_common_init_options): Do it here, unconditionally.
13925 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13927 PR tree-optimization/32589
13928 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13929 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13930 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13931 predicate, extracted from...
13932 (set_rhs): ...here. Call it for the expression on entry.
13933 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13934 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13935 (simplify_binary_expression): Use valid_gimple_expression_p
13936 to validate the simplification.
13937 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13939 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13941 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13942 DWARF2_DEBUG on 32 bit target too.
13943 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13945 2007-07-11 Nick Clifton <nickc@redhat.com>
13947 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13948 version for 64-bit hosts.
13950 2007-07-10 David Daney <ddaney@avtrex.com>
13952 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13954 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13956 * config/mips/mips.c (mips_expand_synci_loop): New function.
13957 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13958 (UNSPEC_RDHWR): Same.
13959 (UNSPEC_SYNCI): Same.
13960 (UNSPEC_SYNC): Same.
13961 (clear_cache): New expand.
13965 (clear_hazard): Same.
13966 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13968 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13969 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13971 2007-07-10 Ian Lance Taylor <iant@google.com>
13973 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13976 2007-07-10 David Daney <ddaney@avtrex.com>
13978 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13979 * builtins.c (expand_builtin___clear_cache): New function.
13980 (expand_builtin): Call expand_builtin___clear_cache for
13981 BUILT_IN_CLEAR_CACHE case.
13982 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13983 * doc/md.texi (clear_cache): Document new instruction pattern.
13984 * testsuite/gcc.dg/builtins-64.c: New test.
13986 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13988 * config/cris/cris.md ("movsi"): Fix typo in last change.
13990 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13993 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13995 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13996 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13997 for FUNCTION_DECLs. Don't use align_functions_log if
13999 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14000 even for FUNCTION_DECLs.
14001 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14003 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14004 (DECL_FUNCTION_CODE): Update for new location and name of
14006 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14007 (struct tree_decl_common): Move 'align' and 'off_align' out
14008 of union, ensure they're still on a 32-bit boundary. Remove
14009 other fields in union 'u1'.
14010 (struct tree_function_decl): Add field 'function_code' replacing
14011 'u1.f' in tree_decl_common.
14012 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14013 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14014 (Variable Attributes): Cross-reference 'aligned' attribute
14015 to Function Attributes.
14016 * flags.h (force_align_functions_log): Delete.
14017 * toplev.c (force_align_functions_log): Delete.
14019 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14022 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14023 (*vec_concatv2di_rex): New insn pattern.
14025 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14028 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14030 2007-07-10 Ian Lance Taylor <iant@google.com>
14032 Replace no_new_pseudos in backends.
14033 * rtl.h (can_create_pseudo_p): Define.
14034 * config/darwin.c (machopic_indirect_data_reference): Use
14035 can_create_pseudo_p () instead of no_new_pseudos.
14036 (machopic_indirect_data_reference): Likewise.
14037 (machopic_legitimize_pic_address): Likewise.
14038 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14039 (alpha_emit_set_const_1): Likewise.
14040 (alpha_emit_set_const): Likewise.
14041 (alpha_emit_conditional_move): Likewise.
14042 (alpha_split_conditional_move): Likewise.
14043 * config/alpha/alpha.md (various splitters): Likewise.
14045 * config/arm/arm.c (legitimize_pic_address): Likewise.
14046 (arm_load_pic_register): Likewise.
14047 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14048 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14049 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14050 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14051 * config/cris/cris.md (movsi): Likewise.
14052 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14053 (symGOTOFF2reg_hilo): Likewise.
14054 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14055 * config/h8300/h8300.md (insv, extzv): Likewise.
14056 * config/i386/i386.c (ix86_expand_move): Likewise.
14057 (ix86_expand_vector_move): Likewise.
14058 (ix86_prepare_fp_compare_args): Likewise.
14059 (ix86_expand_carry_flag_compare): Likewise.
14060 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14061 (tls_dynamic_gnu2_combine_32): Likewise.
14062 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14063 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14064 (ia64_expand_movxf_movrf): Likewise.
14065 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14066 (m32c_split_move): Likewise.
14067 (m32c_expand_insv): Likewise.
14068 * config/m68k/m68k.md (movsi): Likewise.
14069 * config/mips/mips.c (mips_force_temporary): Likewise.
14070 (mips_split_symbol): Likewise.
14071 (mips_move_integer): Likewise.
14072 (mips_legitimize_const_move): Likewise.
14073 * config/mn10300/mn10300.md (movsi): Likewise.
14074 * config/pa/pa.c (emit_move_sequence): Likewise.
14075 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14076 (rs6000_got_register): Likewise.
14077 (create_TOC_reference): Likewise.
14078 (rs6000_machopic_legitimize_pic_address): Likewise.
14079 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14080 (various splitters): Likewise.
14081 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14082 (movsi_got): Likewise.
14083 * config/s390/s390.c (emit_symbolic_move): Likewise.
14084 * config/s390/s390.md (movhi, movqi): Likewise.
14085 (load_multiple, store_multiple): Likewise.
14086 * config/score/score.c (score_force_temporary): Likewise.
14087 * config/sh/sh.c (prepare_move_operands): Likewise.
14088 (prepare_cbranch_operands): Likewise.
14089 (emit_fpu_switch): Likewise.
14090 (fpscr_set_from_mem): Likewise.
14091 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14092 (adddi3, subsi3): Likewise.
14093 (various splitters): Likewise.
14094 (divsi_inv_fp_combine): Likewise.
14095 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14096 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14098 * config/sh/predicates.md (xor_operand): Likewise.
14099 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14100 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14101 (movdi_pic_label_ref): Likewise.
14102 * config/spu/spu.c (spu_split_immediate): Likewise.
14103 * config/alpha/alpha.md (various splitters): Remove test
14104 !no_new_pseudos || reload_completed.
14105 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14107 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14108 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14109 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14110 * config/score/score.c (th_output_mi_thunk): Likewise.
14111 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14112 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14114 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14116 PR rtl-optimization/32664
14117 * mode-switching.c (create_pre_exit): Skip barrier insns.
14119 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14121 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14122 force_gimple_operand_bsi.
14123 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14124 rewrite_use_compare): Ditto.
14125 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14127 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14128 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14129 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14130 * tree-profile.c (prepare_instrumented_value,
14131 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14132 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14133 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14134 tree_gen_ior_profiler): Ditto.
14135 * tree-ssa-reassoc.c (negate_value): Ditto.
14136 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14137 Use force_gimple_operand_bsi.
14138 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14139 * tree-if-conv.c (add_to_dst_predicate_list,
14140 find_phi_replacement_condition): Ditto.
14141 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14142 Call mark_symbols_for_renaming for new statements.
14143 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14145 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14147 * cfghooks.c (remove_edge): New function.
14148 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14150 * cfghooks.h (remove_edge): Declare.
14151 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14152 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14154 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14156 * optabs.h: Added declaration for signbit_optab.
14157 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14158 * genoptinit.c (optabs): Added entry for signbit insns.
14159 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14160 insn, if available.
14161 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14162 * config/s390/s390.md (signbit<mode>2): New expander.
14164 2007-07-09 Richard Guenther <rguenther@suse.de>
14166 PR middle-end/32698
14167 * fold-const.c (fold_plusminus_mult_expr): Move constant
14168 arguments second to allow decomposing.
14170 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14173 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14175 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14176 Disregard DECL_FROM_INLINE.
14178 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14181 * doc/invoke.texi: Add ftree-reassoc flag.
14182 * common.opt (ftree-reassoc): New flag.
14183 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14184 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14186 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14188 PR tree-optimization/32681
14189 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14190 saved in second_edge->aux when first_bb is a loop header.
14192 2007-07-09 Jan HUbicka <jh@suse.cz>
14194 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14196 2007-07-09 Richard Guenther <rguenther@suse.de>
14198 * c-decl.c (start_function): Do not promote return type.
14200 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14202 * function.c (do_warn_unused_parameter): Do not warn if
14203 TREE_NO_WARNING is set.
14205 2007-07-08 Andreas Schwab <schwab@suse.de>
14207 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14209 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14212 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14214 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14215 apply to assembly language, too.
14216 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14218 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14220 Revert (note the sccvn portions are *not* reverted)
14221 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14223 Fix PR tree-optimization/23488
14225 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14227 * tree-flow-inline.h (get_value_handle): Ditto.
14228 * tree-ssa-pre.c (decl_vh_map): New.
14229 (decl_node_pool): New.
14230 (can_value_number_operation): Support DECL_P.
14231 (can_PRE_operation): Ditto.
14232 (create_expression_by_pieces): Ditto.
14233 (find_existing_value_expr): Modify to differnetiate between
14234 addressing and top level.
14235 (create_value_handle_for_expr): Handle DECL's.
14236 (poolify_tree): Ditto.
14237 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14238 (make_values_for_stmt): Handle DECL's properly.
14239 (init_pre): Reorg to not init useless things during FRE.
14241 * tree-flow.h: Include pointer-set.h.
14242 (decl_vh_map): Declare.
14243 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14245 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14247 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14248 the constraint description.
14249 * doc/md.texi: Update documentation of AVR constraints.
14251 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14253 * auto-inc-dec.c, config/arm/arm.c,
14254 config/m32r/constraints.md, config/mips/mips.md,
14255 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14256 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14257 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14258 typos. Follow spelling conventions.
14259 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14261 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14262 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14264 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14265 realloc_vuse): Remove.
14266 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14269 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14271 Fix PR tree-optimization/23488
14273 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14274 (try_to_simplify): Ditto.
14275 (visit_use): Ditto.
14276 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14278 * tree-flow-inline.h (get_value_handle): Ditto.
14279 * tree-ssa-pre.c (decl_vh_map): New.
14280 (decl_node_pool): New.
14281 (can_value_number_operation): Support DECL_P.
14282 (can_PRE_operation): Ditto.
14283 (create_expression_by_pieces): Ditto.
14284 (find_existing_value_expr): Modify to differnetiate between
14285 addressing and top level.
14286 (create_value_handle_for_expr): Handle DECL's.
14287 (poolify_tree): Ditto.
14288 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14289 (make_values_for_stmt): Handle DECL's properly.
14290 (init_pre): Reorg to not init useless things during FRE.
14292 * tree-flow.h: Include pointer-set.h.
14293 (decl_vh_map): Declare.
14294 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14296 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14298 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14299 apply to assembly language, too.
14300 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14302 2007-07-06 Ian Lance Taylor <iant@google.com>
14303 Zack Weinberg <zackw@panix.com>
14305 PR middle-end/32441
14306 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14308 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14310 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14311 (prefetch): Likewise if "pref" would be used.
14313 2007-07-06 Josh Conner <jconner@apple.com>
14315 PR middle-end/32602
14316 PR middle-end/32603
14317 * calls.c (store_one_arg): Handle arguments which are partially
14318 on the stack when detecting argument overlap.
14320 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14322 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14323 chosen during find_reloads.
14325 2007-07-06 Richard Guenther <rguenther@suse.de>
14327 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14328 TYPE_ARG_TYPES for verification of argument types. Use
14329 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14330 parameters as variable arguments.
14332 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14334 * libgcc2.h (word_type): Type definition removed.
14335 (cmp_return_type, shift_count_type): Type definitions added.
14336 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14337 replaced with shift_count_type.
14338 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14340 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14341 changed from word_type to Wtype.
14342 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14343 replaced with shift_count_type.
14344 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14346 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14347 and libgcc_shift_count attribute added.
14348 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14349 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14350 (TARGET_INITIALIZER): New target hooks added.
14351 * targhooks.c (default_libgcc_cmp_return_mode,
14352 default_libgcc_shift_count_mode): Default implementations for the new
14353 target hooks added.
14354 * targhooks.h (default_libgcc_cmp_return_mode,
14355 default_libgcc_shift_count_mode): Function prototypes added.
14356 * target.h (struct gcc_target): Fields for the new target hooks added.
14357 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14359 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14362 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14363 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14365 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14366 s390_libgcc_shift_count_mode): Functions added.
14367 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14368 Target hooks defined.
14370 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14372 * config/mips/mips.c (compute_frame_size): Restore the original
14373 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14374 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14375 Document why the difference is needed.
14377 2007-07-06 Richard Guenther <rguenther@suse.de>
14379 * c-common.c (boolean_increment): Use correctly typed
14382 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14384 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14385 the topmost argument register is not also included in the save mask.
14386 (mips16e_collect_argument_save_p): Take a pointer to the argument
14387 register, rather than a pointer to the number of arguments.
14388 (mips16e_collect_argument_saves): Only include argument saves
14389 that aren't in the register mask.
14391 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14393 PR rtl-optimization/32450
14394 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14395 to ensure that instructions are not moved into the prologue when
14396 profiling is on. Remove unused prologue_end variable.
14397 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14398 as a scheduling barrier.
14400 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14403 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14404 Disregard DECL_FROM_INLINE.
14406 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14408 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14409 IORing with a constant.
14411 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14413 PR rtl-optimization/32475
14414 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14415 for every definition of the stack pointer.
14417 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14419 * arm.c (vfp3_const_double_index): Copy signed results of
14420 REAL_VALUE_TO_INT into unsigned vars.
14422 2007-07-05 Richard Guenther <rguenther@suse.de>
14424 PR middle-end/32639
14425 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14427 * tree-ssa.c (useless_type_conversion_p): Check canonical
14430 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14432 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14433 zero_extendhisi2): Change to define_insn_and_split.
14434 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14436 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14438 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14439 pass_match_asm_constraints): New.
14440 * passes.c (init_optimization_passes): Add new pass.
14441 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14442 * function.h (struct function): Add has_asm_statement bit.
14443 (current_function_has_asm_statement): New.
14444 * tree-pass.h (pass_match_asm_constraints): New.
14446 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14448 * config/mips/mips.c (mips_file_start): Avoid declaration
14451 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14453 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14455 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14457 * rtl.def (NOTE): Change print format string to print
14458 operand 5 as a note insn name.
14460 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14461 David Ung <davidu@mips.com>
14463 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14464 * doc/invoke.texi: (MIPS Options): Document them.
14466 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14467 David Ung <davidu@mips.com>
14469 Add support for SmartMIPS ASE.
14471 * optabs.c (expand_binop_directly): New, broken out from...
14472 (expand_binop): Here. Make it try rotating in the other
14473 direction even when the second operand isn't constant.
14474 * config/mips/mips.md (*lwxs): New.
14475 * config/mips/mips.opt (msmartmips): New.
14476 * config/mips/mips.c (mips_lwxs_address_p): New.
14477 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14478 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14479 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14480 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14481 (ISA_HAS_LWXS): New.
14482 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14483 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14484 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14485 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14486 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14487 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14488 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14490 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14492 * tree-vectorizer.c (new_loop_vec_info): Initialize
14493 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14494 * tree-vectorizer.h (_loop_vec_info): Added new filed
14495 min_profitable_iters.
14496 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14497 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14498 * tree-vect-analyze.c (vect_analyze_operations): Set
14499 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14500 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14501 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14502 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14503 and prologue cost to after they are computed.
14504 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14505 TARG_VEC_STMT_COST.
14506 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14507 of creating vectors from scalars according to dt.
14508 (vect_model_store_cost): Likewise.
14509 (vectorizable_call): Use dt array instead of scalar dt. Call
14510 vect_model_simple_cost with additional argument dt.
14511 (vectorizable_assignment): Likewise.
14512 (vectorizable_operation): Likewise.
14513 (vectorizable_type_demotion): Likewise.
14514 (vectorizable_type_promotion): Likewise.
14515 (vectorizable_store): Use dt array instead of scalar dt. Call
14516 vect_model_store_cost with additional argument dt.
14517 (vect_do_peeling_for_loop_bound): Don't call
14518 vect_estimate_min_profitable_iters. Instead, lookup
14519 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14520 "may not be profitable".
14522 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14525 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14526 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14527 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14528 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14530 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14532 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14533 addressing modes cheaper.
14535 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14537 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14538 (dw_ranges_struct): Rename block_num to num. Adjust.
14539 (dw_ranges_by_label_struct): New.
14540 (ranges_by_label, ranges_by_label_allocated,
14541 ranges_by_label_in_use): New variables.
14542 (add_ranges_num): Factored most of the code out of...
14543 (add_ranges): ... this one. Rewrite in terms of the former.
14544 (add_ranges_by_labels): New.
14545 (output_ranges): Output by-label ranges.
14546 (dwarf2out_finish): Output range for multiple-section
14547 compile_unit. Output standard DW_AT_low_pc in addition to
14548 unexpected DW_AT_entry_pc.
14550 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14552 PR tree-optimization/32604
14553 PR tree-optimization/32606
14555 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14556 (compute_antic_safe): Removed.
14557 (ANTIC_SAFE_LOADS): Ditto.
14558 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14559 (execute_pre): Don't call compute_antic_safe.
14560 (vuse_equiv): New function.
14561 (make_values_for_stmt): Use it
14562 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14565 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14568 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14569 rather than a decl.
14570 (avr_attribute_table): Make "naked" attribute apply to function types
14571 rather than to decls.
14572 (avr_handle_fntype_attribute): New function.
14574 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14576 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14579 2007-07-04 David Ung <davidu@mips.com>
14580 Joseph Myers <joseph@codesourcery.com>
14582 * config/mips/mips.md (type): Add logical, signext and move.
14583 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14584 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14585 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14586 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14587 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14588 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14589 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14590 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14591 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14592 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14593 movv2sf_hardfloat_64bit): Use the new types.
14594 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14595 *movdf_softfloat, *movdf_mips16): Use "multi".
14596 (extendqihi2): Replace with a define_expand.
14597 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14598 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14599 * config/mips/74k.md (r74k_int_logical): New reservation and
14601 (r74k_int_arith): Remove "slt".
14602 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14603 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14604 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14605 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14606 reservations for "arith".
14608 2007-07-04 Richard Guenther <rguenther@suse.de>
14610 * tree-ssa.c (useless_type_conversion_p): Add handling for
14611 scalar float and vector types. Only call the types_compatible_p
14612 langhook for aggregate types as last resort. Follow the
14615 2007-07-04 Richard Guenther <rguenther@suse.de>
14617 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14618 the same as NOP_EXPR.
14620 2007-07-04 Nick Clifton <nickc@redhat.com>
14622 * target.h (struct gcc_target): Add target_help field.
14623 * target-def.h (TARGET_HELP): New.
14624 (TARGET_INITIALIZER): Use TARGET_HELP.
14625 * opts.c (command_handle_option): Invoke target_help function, if
14626 defined, when the user has specified --target-help on the command
14628 * doc/invoke.texi: Mention that --target-help might print
14629 additional information.
14630 * doc/tm.texi: Document TARGET_HELP hook.
14632 * arm.c (TARGET_HELP): Override default definition.
14633 (arm_target_help): New - display a wrapped list of cores and
14634 architectures supported.
14636 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14638 * config/v850/v850.c (expand_prologue): Make sure
14639 GEN_INT() argument is sign extended rather than zero extended.
14640 (expand_epilogue): Likewise.
14641 (output_move_double): Delete.
14642 * config/v850/v850-protos.h (output_move_double): Delete.
14643 * config/v850/v850.md (movdi): Delete.
14644 (*movdi_internal): Delete.
14646 (*movdf_internal): Delete.
14648 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14650 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14651 unless compiling RTP PIC.
14653 2007-07-04 Richard Guenther <rguenther@suse.de>
14655 PR tree-optimization/32482
14656 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14657 original ssa name if we didn't find a shift expression.
14658 Fix shift constant for bit zero test.
14660 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14662 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14664 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14666 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14667 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14668 * config/arm/vxworks.h (ASM_SPEC): Delete.
14669 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14671 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14673 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14674 (DDR_REVERSED_P): New.
14675 * tree-data-ref.c (initialize_data_dependence_relation,
14676 build_classic_dist_vector): Set DDR_REVERSED_P.
14678 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14680 PR middle-end/32457
14681 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14682 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14683 init_omega_for_ddr_1): Use non conservative number of iterations
14685 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14686 (analyze_siv_subscript): Remove FIXME and reinitialization of
14687 last_conflicts to chrec_dont_know.
14688 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14690 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14692 * tree.c (maybe_canonicalize_argtypes): Improve description.
14694 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14696 * tree.c (maybe_canonicalize_argtypes): New.
14697 (build_function_type): Set canonical type.
14698 (build_method_type_directly): Ditto.
14699 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14702 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14704 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14706 (rewrite_use_nonlinear_expr): Likewise.
14708 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14710 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14712 2007-07-04 Ben Elliston <bje@au.ibm.com>
14714 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14717 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14719 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14720 (Exception Handling): Likewise.
14722 2007-07-03 Jan Hubicka <jh@suse.cz>
14724 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14726 2007-07-03 Eric Christopher <echristo@apple.com>
14728 * doc/cppopts.texi: Add conflicting option note to -dM.
14729 * doc/invoke.texi: Add note about possible conflicts with
14730 -E for -dCHARS and note that -dM will not produce
14731 any results if there is no machine dependent reorg.
14733 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14735 * tree.h (DECL_ALIGN): Back out previous change.
14737 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14739 * configure.ac: Test for .dtprelword support on MIPS.
14740 * configure, config.in: Regenerate.
14741 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14742 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14744 2007-07-03 Julian Brown <julian@codesourcery.com>
14746 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14747 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14748 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14749 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14751 (all_fpus): Add FPUTYPE_VFP3.
14752 (fp_model_for_fpu): Add VFPv3 field.
14753 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14754 (vfp3_const_double_index): New function. Return integer index of
14755 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14757 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14758 and argument represents a valid RTX for a VFPv3 constant.
14759 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14761 (vfp_emit_fstmd): Similar, for fstmd.
14762 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14763 constants, represented as integer indices.
14764 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14765 VFP_REGNO_OK_FOR_DOUBLE macros.
14766 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14767 (arm_file_start): Set float-abi attribute for VFPv3, and output
14768 correct ".fpu" assembler directive.
14769 (arm_dbx_register_numbering): Add FIXME.
14770 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14771 (fputype): Add FPUTYPE_VFP3.
14772 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14773 (CALL_USED_REGISTERS): Likewise.
14774 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14775 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14776 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14777 (D7_VFP_REGNUM): New.
14778 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14779 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14780 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14781 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14782 (REG_ALLOC_ORDER): Adjust for VFPv3.
14783 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14784 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14785 VFP_LO_REGS, VFP_HI_REGS.
14786 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14787 (IS_VFP_CLASS): Define macro.
14788 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14790 (REGISTER_MOVE_COST): Likewise.
14791 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14792 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14793 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14794 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14795 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14796 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14797 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14798 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14799 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14800 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14801 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14802 where appropriate for single-word registers.
14803 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14804 As above. Fix type attributes.
14805 * config/arm/constraints.md (register_contraint "t"): Define.
14806 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14808 (register_constraint "x"): Define.
14809 (constraint "Dv"): Define.
14811 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14813 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14815 2007-07-03 Tom Tromey <tromey@redhat.com>
14817 * c-parser.c (objc_pq_context): Removed.
14818 (objc_need_raw_identifier): Likewise.
14819 (c_parser) <objc_pq_context>: New field.
14820 <objc_need_raw_identifier>: Likewise.
14821 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14822 (c_lex_one_token): Update.
14823 (c_parser_objc_protocol_definition): Update.
14824 (c_parser_objc_method_definition): Update.
14825 (c_parser_objc_methodproto): Update.
14826 (c_parser_declspecs): Update.
14828 2007-07-03 David Ung <davidu@mips.com>
14830 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14832 2007-07-03 David Ung <davidu@mips.com>
14833 Richard Sandiford <richard@codesourcery.com>
14835 * doc/invoke.texi: Document -march=74kf3_2.
14836 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14837 (TUNE_74K): Check for it.
14838 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14839 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14840 * config/mips/mips.md (cpu): Add 74kf3_2.
14841 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14842 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14843 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14844 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14845 74kf3_2 to the CPU list.
14846 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14847 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14848 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14849 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14850 (r74kf3_2_fxfer_from_c1): New insn reservations.
14852 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14853 David Ung <davidu@mips.com>
14855 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14856 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14857 and 74k[fx]. Document aliases for the new options.
14858 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14859 (PROCESSOR_24KF2_1): ...this.
14860 (PROCESSOR_24KX): Rename to...
14861 (PROCESSOR_24KF1_1): ...this.
14862 (PROCESSOR_74KF): Rename to...
14863 (PROCESSOR_74KF2_1): ...this.
14864 (PROCESSOR_74KX): Rename to...
14865 (PROCESSOR_74KF1_1): ...this.
14866 (TUNE_74K): Update PROCESSOR_* names.
14867 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14868 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14869 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14870 (mips_rtx_cost_data): Update processor names in comments.
14871 (mips_issue_rate): Update PROCESSOR_* names.
14872 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14873 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14874 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14875 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14876 Update cpu attribute names.
14877 (r24k_fpu_iss): Rename this reservation to...
14878 (r24kf2_1_fpu_iss): ...this and update all uses.
14879 (r24kx_fpu_iss): Rename this reservation to...
14880 (r24kf1_1_fpu_iss): ...this and update all uses.
14881 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14882 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14883 Update cpu attribute names.
14885 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14887 * config/m32r/constraints.md: New file.
14888 * config/m32r/m32r.c: Include tm-constrs.h.
14889 (small_data_operand): Use satisfies_constraint_* instead of macro.
14890 (addr24_operand, gen_compare): Likewise.
14891 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14892 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14893 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14894 EXTRA_CONSTRAINT): Likewise.
14895 * config/m32r/m32r.md: Include constraints.md.
14896 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14897 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14898 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14899 (two_insn_const_operand, int8_operand, uint16_operand,
14900 reg_or_int16_operand, reg_or_uint16_operand,
14901 reg_or_cmp_int16_operand, cmp_int16_operand,
14902 seth_add3_operand): Likewise.
14904 2007-07-03 Eric Christopher <echristo@gmail.com>
14906 * libgcc2.h: Conditionally declare __bswapsi2 and
14909 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14911 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14914 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14917 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14918 (__gthrw_pragma): Provide default definition.
14919 (__gthrw2): Use it.
14920 * gthr-posix.c (__gthrw_pragma): Define.
14922 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14924 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14925 before declaring inequality.
14927 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14929 * combine.c (recog_for_combine): Log the success or failure of
14930 matching new insn patterns against the machine description in
14933 2007-07-03 Revital Eres <eres@il.ibm.com>
14935 * ddg.c (print_sccs): New function.
14936 (check_sccs): New function.
14937 (create_ddg_all_sccs): Use it.
14938 * ddg.h (print_sccs): Declare.
14939 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14941 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14943 * targhooks.h (default_mode_for_suffix): New function declaration.
14944 * targhooks.c (default_mode_for_suffix): New default target hook.
14945 * target.h (struct c): New structure in the targetm struct.
14946 (mode_for_suffix): New target hook as part of struct c.
14947 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14948 default_mode_for_suffix.
14949 (TARGET_C): New define.
14950 * c-lex.c: Include "target.h".
14951 (interpret_float): Use targetm.c.mode_for_suffix to determine
14952 the mode for a given non-standard suffix.
14953 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14955 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14956 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14958 * doc/extend.texi (Floating Types): New node. Document __float80 and
14959 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14961 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14964 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14965 predicate instead of target_operand.
14966 (divsi3_i1_media, divsi3_media_2): Likewise.
14968 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14970 * tree.h (alias_sets_might_conflict_p): Rename into
14971 alias_sets_must_conflict_p.
14972 * alias.c (alias_sets_might_conflict_p): Likewise.
14973 (alias_sets_conflict_p): Use it.
14974 (objects_must_conflict_p): Likewise.
14975 * c-common.c (strict_aliasing_warning): Adjust.
14977 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14979 * rtlhooks.c (gen_lowpart_if_possible): Check for
14980 invalid subreg before calling gen_lowpart_SUBREG.
14982 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14984 * config/darwin9.h: Add copyright notice.
14985 (LINK_COMMAND_SPEC): Add comment.
14986 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14987 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14988 DARWIN_LIBSYSTEM_HAS_UNWIND.
14990 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14993 * omp-low.c (check_combined_parallel): New function.
14994 (lower_omp_parallel): Call it via walk_stmts, set
14995 OMP_PARALLEL_COMBINED if appropriate.
14996 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14997 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14998 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14999 don't consider it as combined parallel.
15001 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15003 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15004 (gcc_tooldir): Likewise.
15005 * configure: Regenerate.
15006 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15007 old configure.ac gcc_tooldir setting.
15008 (prefix_to_exec_prefix): New variable.
15009 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15010 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15012 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15014 Fix PR tree-optimization/32583
15015 Fix PR tree-optimization/32584
15016 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15017 (phi_translate_set): Use phi_translate directly now.
15018 (make_values_for_stmt): Don't value number RHS if we already know
15021 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15022 Jim Wilson <wilson@specifix.com>
15025 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15028 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15029 Richard Sandiford <richard@codesourcery.com>
15030 Nigel Stephens <nigel@mips.com>
15032 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15033 (mips16e_output_save_restore): Declare.
15034 (mips16e_save_restore_pattern_p): Likewise.
15035 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15036 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15037 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15038 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15039 (BITSET_P): New global macro, extracted from...
15040 (mips_for_each_saved_reg): ...here.
15041 (mips16e_save_restore_info): New struct.
15042 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15043 (mips16e_save_restore_regs): New variable.
15044 (mips_split_plus, mips16e_find_first_register): New functions.
15045 (mips16e_mask_registers): New function.
15046 (compute_frame_size): Expand the commentary before the function.
15047 Enforce the MIPS16e save and restore register range restrictions.
15048 Pad the general register save area at the low end.
15049 (mips16e_save_restore_reg, mips16e_build_save_restore)
15050 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15051 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15052 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15054 (mips_expand_prologue, mips_expand_epilogue): Handle
15055 GENERATE_MIPS16E_SAVE_RESTORE.
15056 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15058 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15060 PR tree-optimization/31966
15061 PR tree-optimization/32533
15062 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15063 "basic_block" description as its third argument. Update function
15064 calls to get destination bb from "edge" argument. Save "cond" into
15065 aux field of the edge. Update prototype for changed arguments.
15066 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15068 (find_phi_replacement_condition): Operate on incoming edges, not
15069 on predecessor blocks. If there is a condition saved in the
15070 incoming edge aux field, AND it with incoming bb predicate.
15071 Return source bb of the first edge.
15072 (clean_predicate_lists): Clean aux field of outgoing node edges.
15073 (tree_if_conversion): Do not initialize cond variable. Move
15074 variable declaration into the loop.
15075 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15076 initializations of new_stmt, arg0 and arg1 variables.
15078 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15080 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15081 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15083 2007-07-02 Richard Guenther <rguenther@suse.de>
15085 * tree-ssa.c (useless_type_conversion_p): Document
15086 future intent as defining the middle-end type system.
15087 Re-structure to call langhook last, group by type class,
15088 mark questionable parts.
15090 2007-07-02 Richard Guenther <rguenther@suse.de>
15092 * tree-flow.h (types_compatible_p): Declare.
15093 * tree-ssa.c (types_compatible_p): New function.
15094 * ipa-type-escape.c (discover_unique_type): Use
15095 types_compatible_p instead of lang_hooks.types_compatible_p.
15096 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15097 * tree-vn.c (expressions_equal_p): Likewise.
15098 * tree.c (fields_compatible_p): Likewise.
15099 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15100 (cprop_operand): Use useless_type_conversion_p instead of
15101 lang_hooks.types_compatible_p.
15102 * tree-inline.c (setup_one_parameter): Likewise.
15103 (declare_return_variable): Likewise.
15104 * tree-nrv.c (tree_nrv): Likewise.
15105 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15106 (maybe_fold_offset_to_component_ref): Likewise.
15107 (maybe_fold_offset_to_reference): Likewise.
15108 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15109 (merge_alias_info): Likewise.
15110 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15111 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15112 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15113 * tree-tailcall.c (find_tail_calls): Likewise.
15114 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15115 * gimplify.c (canonicalize_addr_expr): Likewise.
15116 (fold_indirect_ref_rhs): Likewise.
15117 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15118 (cpt_same_type): Likewise.
15119 (check_pointer_types_r): Swap parameters to cpt_same_type
15121 * fold-const.c (fold_convert): Revert fix for PR15988.
15122 * tree-inline.c (setup_one_parameter): Instead fix it here by
15123 using fold_build1 instead of fold_convert and checking for
15124 error_mark_node. Convert only if the conversion is necessary.
15126 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15128 * configure.ac: Check for .gnu_attribute on Power.
15129 * configure: Regenerate.
15130 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15131 attribute for floating-point ABI.
15133 2007-07-02 Ira Rosen <irar@il.ibm.com>
15135 PR tree-optimization/32230
15136 PR tree-optimization/32477
15137 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15138 address is a constant.
15140 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15142 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15143 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15144 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15145 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15146 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15147 64-bit targets. Add support for *-elfoabi*.
15148 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15149 different settings if $(tm_defines) does not select the EABI.
15150 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15151 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15152 (MIPS_ARCH_OPTION_SPEC): Likewise.
15153 (MIPS_ISA_LEVEL_SPEC): Likewise.
15154 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15155 * config/mips/elfoabi.h: New file.
15157 2007-07-02 Richard Guenther <rguenther@suse.de>
15159 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15160 (useless_type_conversion_p): ... this.
15161 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15162 (useless_type_conversion_p): ... this.
15163 * builtins.c (fold_builtin_memory_op): Rename
15164 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15165 * tree-cfg.c (verify_expr): Likewise.
15166 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15167 * tree-ssa-ccp.c (ccp_fold): Likewise.
15168 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15169 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15170 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15171 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15172 * tree-ssa-pre.c (eliminate): Likewise.
15173 * tree-ssa.c (delete_tree_ssa): Likewise.
15174 (tree_ssa_useless_type_conversion): Likewise.
15175 * tree.c (build2_stat): Likewise.
15177 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15179 Fix PR tree-optimization/32571
15180 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15183 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15185 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15186 and other expected operations explicitly, change default to
15189 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15191 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15193 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15194 (tls_load_dot_plus_eight): Move the label number into the unspec.
15195 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15197 2007-07-01 Andreas Schwab <schwab@suse.de>
15199 * dwarf2out.c (initial_return_save): Define only if used.
15201 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15203 Unreverting Richard's Revert of:
15205 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15207 * dce.c (deletable_insn_p_1): New function, split out from...
15208 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15209 specially, not those inside PARALLELs. Remove BODY argument
15210 and adjust recursive call accordingly.
15211 (prescan_insns_for_dce): Update call to delete_insn_p.
15213 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15214 Revital Eres <eres@il.ibm.com>
15216 * ddg.c (create_ddg_all_sccs): Fix missed
15217 initialization of scc_nodes.
15219 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15221 PR middle-end/32559
15222 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15223 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15225 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15227 * configure.ac: Check for .gnu_attribute on MIPS.
15228 * configure, config.in: Regenerate.
15229 * config/mips/mips.c (mips_file_start): If supported, output
15230 attribute for floating-point ABI.
15232 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15235 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15236 (ffs_cmove): New expander to expand using ctz pattern.
15237 (*ffs_cmove): Remove pattern.
15238 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15239 (ffsdi2): Expand using ctz pattern.
15240 (*ffs_rex64): Remove pattern.
15242 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15244 PR rtl-optimization/32296
15245 * pa.md (return): Delete pattern.
15246 (return_internal): Remove "(const_int 1)" from pattern.
15247 (epilogue): Use return_internal pattern for trivial returns.
15248 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15249 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15251 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15253 * tree-ssa-pre.c (is_exception_related): New function
15254 (can_value_number_operation): Use it.
15256 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15258 Fix PR tree-optimization/32540
15259 Fix PR tree-optimization/31651
15261 * tree-ssa-sccvn.c: New file.
15263 * tree-ssa-sccvn.h: Ditto.
15265 * tree-vn.c: Include tree-ssa-sccvn.h
15266 (val_expr_paid_d): Removed.
15267 (value_table): Ditto.
15268 (vn_compute): Ditto.
15269 (val_expr_pair_hash): Ditto.
15270 (val_expr_pair_expr_eq): Ditto.
15271 (copy_vuses_from_stmt): Ditto.
15272 (vn_delete): Ditto.
15274 (shared_vuses_from_stmt): Ditto.
15275 (print_creation_to_file): Moved up.
15276 (sort_vuses): Ditto.
15277 (sort_vuses_heap): Ditto.
15278 (set_value_handle): Make non-static.
15279 (make_value_handle): Ditto.
15280 (vn_add): Rewritten to use sccvn lookups.
15281 (vn_add_with_vuses): Ditto.
15282 (vn_lookup): Ditto (and second argument removed).
15283 (vn_lookup_with_vuses): Ditto.
15284 (vn_lookup_or_add): Ditto (and second argument removed);
15285 (vn_lookup_or_add_with_vuses): Ditto.
15286 (vn_lookup_with_stmt): New.
15287 (vn_lookup_or_add_with_stmt): Ditto.
15288 (create_value_handle_for_expr): Ditto.
15290 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15291 (seen_during_translate): New function.
15292 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15293 (phi_trans_add): Ditto.
15294 (constant_expr_p): FIELD_DECL is always constant.
15295 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15296 Use constant_expr_p.
15297 Avoid infinite recursion on mutually valued expressions.
15298 Change callers of vn_lookup_or_add.
15299 (phi_translate): New function.
15300 (compute_antic_safe): Allow phi nodes.
15301 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15302 (find_or_generate_expression): Rewrite slightly.
15303 (create_expression_by_pieces): Updated for vn_lookup_or_add
15305 Update VN_INFO for new names.
15306 (insert_into_preds_of_block): Update for new names.
15307 (add_to_exp_gen): New function.
15308 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15309 (find_existing_value_expr): Rewrite to changed vn_lookup.
15310 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15311 (try_look_through_load): Removed.
15312 (try_combine_conversion): Ditto.
15313 (get_sccvn_value): New function.
15314 (make_values_for_phi): Ditto.
15315 (make_values_for_stmt): Ditto.
15316 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15318 (init_pre): Update for SCCVN changes.
15320 (execute_pre): Ditto.
15322 * tree-flow.h (make_value_handle): Declare.
15323 (set_value_handle): Ditto.
15324 (sort_vuses_heap): Ditto.
15325 (vn_lookup_or_add_with_stmt): Ditto.
15326 (vn_lookup_with_stmt): Ditto.
15327 (vn_compute): Remove.
15329 (vn_delete): Ditto.
15330 (vn_lookup): Update arguments.
15332 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15333 (tree-vn.o): Ditto.
15334 (tree-ssa-sccvn.o): New.
15335 (OBJS-common): Add tree-ssa-sccvn.o
15337 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15340 * c-typeck.c (build_external_ref): Don't mark as used if called
15342 * calls.c (rtx_for_function_call): Likewise.
15344 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15348 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15350 * dce.c (deletable_insn_p_1): New function, split out from...
15351 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15352 specially, not those inside PARALLELs. Remove BODY argument
15353 and adjust recursive call accordingly.
15354 (prescan_insns_for_dce): Update call to delete_insn_p.
15356 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15358 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15359 (try_combine): Move potential calls to undo_all() so they happen
15360 before we commit to using the combined insns.
15362 2007-06-30 Jan Hubicka <jh@suse.cz>
15364 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15367 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15369 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15370 (cgraph_remove_unreachable_nodes): Likewise.
15371 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15372 * ipa-inline.c (update_caller_keys): Cast according to the coding
15374 (cgraph_decide_recursive_inlining): Likewise.
15375 (cgraph_decide_inlining_of_small_function): Likewise.
15376 (try_inline): Likewise.
15377 (cgraph_decide_inlining_incrementally): Likewise.
15378 * ipa-pure-const.c (get_function_state): Likewise.
15379 (scan_function): Likewise.
15380 (analyze_function): Likewise.
15381 (static_execute): Likewise.
15382 * ipa-reference.c (scan_for_static_refs): Likewise.
15383 (merge_callee_local_info): Likewise.
15384 (analyze_function): Use type safe memory macros.
15385 (static_execute): Likewise. Cast according to the coding conventions.
15386 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15388 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15390 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15391 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15394 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15396 PR middle-end/30024
15397 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15398 for complex modes (both int and real).
15400 2007-06-29 Jan Hubicka <jh@suse.cz>
15402 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15404 2007-06-29 Jan Hubicka <jh@suse.cz>
15406 PR middle-end/32372
15407 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15410 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15413 * config/avr/avr.c: Include dataflow header file.
15414 (expand_prologue): Adjust for prologue insn change.
15415 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15418 2007-06-29 Richard Guenther <rguenther@suse.de>
15420 PR middle-end/32493
15421 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15422 during type verification.
15424 2007-06-29 Jan Hubicka <jh@suse.cz>
15426 * recog.c (validate_change_rtx_1): Unshare TO argument.
15428 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15430 PR tree-optimization/24659
15431 * tree-vect-transform.c (vectorizable_call): Handle
15432 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15434 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15435 * config/i386/i386.c (enum ix86_builtins)
15436 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15437 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15439 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15440 const using def_builtin_const.
15441 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15442 input operands in the same modes as the result.
15443 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15445 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15447 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15448 (df_set_dead_notes_for_mw): Likewise.
15450 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15452 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15454 2007-06-28 DJ Delorie <dj@redhat.com>
15456 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15458 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15460 * doc/invoke.texi (C++ Dialect Options): Document
15461 fvisibility-ms-compat.
15462 * c.opt (fvisibility-ms-compat): New.
15464 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15467 * tree-affine.c (aff_combination_add_elt): Handle
15468 pointer addition specially.
15470 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15472 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15473 decl is non-external for AIX ABI.
15475 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15477 * config/rs6000/predicates.md (current_file_function_operand):
15478 Ensure the symbol is non-external for AIX ABI.
15480 2007-06-28 Nick Clifton <nickc@redhat.com>
15482 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15483 (fdce, fdse, fpredictive-commoning): Likewise.
15485 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15488 * gcc.c (process_command): Recognize the new -static-libgfortran
15491 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15494 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15495 Use a call clobbered hard reg instead of a pseudo reg.
15497 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15499 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15501 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15504 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15505 REG_LIBCALL and REG_RETVAL notes.
15506 (divsi3, mulsi3): Likewise.
15507 (mulhisi3): Likewise. Use emit_libcall_block.
15508 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15510 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15512 PR rtl-optimization/32481
15513 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15515 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15517 * dce.c (deletable_insn_p_1): New function, split out from...
15518 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15519 specially, not those inside PARALLELs. Remove BODY argument
15520 and adjust recursive call accordingly.
15521 (prescan_insns_for_dce): Update call to delete_insn_p.
15523 2007-06-27 Richard Guenther <rguenther@suse.de>
15525 PR middle-end/32492
15526 * tree.h (fold_convertible_p): Declare.
15527 * fold-const.c (fold_convertible_p): New function.
15528 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15529 instead of lang_hooks.types_compatible_p.
15531 2007-06-26 Jan Hubicka <jh@suse.cz>
15533 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15534 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15535 early use validate_unshare_change.
15536 (reload_combine): Likewise.
15537 * recog.c (change_t): New field unshare.
15538 (validate_change_1): Rename from validate_change; add argument unshare.
15539 (validate_change): Turn into wrapper of validate_change_1; update
15540 prototype for bools.
15541 (validate_unshare_change): New.
15542 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15543 calls of df_insn_rescan.
15544 * recog.h (validate_change): Replace ints by bools.
15545 (validate_unshare_change): Declare.
15547 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15549 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15551 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15553 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15555 2007-06-25 Jan Hubicka <jh@suse.cz>
15557 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15559 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15560 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15561 places other call site specific checks are performed.
15563 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15566 * tree-vect-transform.c (vectorizable_operation): Convert
15567 POINTER_PLUS_EXPR over to PLUS_EXPR.
15569 2007-06-25 Chao-ying Fu <fu@mips.com>
15571 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15572 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15573 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15574 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15576 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15577 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15578 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15579 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15580 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15581 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15582 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15583 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15584 ALL_FIXED_POINT_MODE_P): New define.
15585 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15587 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15589 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15590 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15591 MODE_VECTOR_UACCUM): New mode classes.
15593 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15594 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15595 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15598 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15599 (blank_mode): Initialize ibit and fbit.
15600 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15601 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15603 (new_adjust): Change required_class to required_class_from and
15604 required_class_to for testing within a range.
15605 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15606 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15607 MODE_VECTOR_UACCUM.
15608 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15609 (make_fixed_point_mode): New.
15610 (_ADD_ADJUST): Change C to C1 and C2.
15611 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15612 use a range for machine classes.
15613 (ADJUST_IBIT, ADJUST_FBIT): New.
15614 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15616 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15617 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15618 Emit adjustment for ibit and fbit.
15619 (emit_mode_ibit, emit_mode_fbit): New.
15620 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15622 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15624 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15625 as the source of the set.
15627 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15629 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15630 FP_REGNO_P): Use IN_RANGE.
15631 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15632 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15633 (DATA_REG_P): Use DATA_REGNO_P.
15634 (FP_REG_P): Use FP_REGNO_P.
15635 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15636 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15637 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15639 2007-06-24 Jan Hubicka <jh@suse.cz>
15641 PR middle-end/30563
15642 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15644 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15646 PR middle-end/32461
15647 * fold-const.c (fold_binary): Strip nops of operand 0
15648 of BIT_NOT_EXPR before calling operand_equal_p.
15649 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15650 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15652 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15654 * doc/extend.texi: Document that dllimport and dllexport imply
15655 default visibility.
15656 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15657 imported or exported declaration, including type declarations.
15658 * c-common.c (handle_visibility_attribute): Check for conflicts
15659 with dllimport/dllexport.
15660 (c_determine_visibility): Handle dllimport/dllexport as an
15661 explicit visibility atttribute.
15663 2007-06-23 Richard Guenther <rguenther@suse.de>
15665 PR tree-optimization/16876
15666 PR middle-end/29478
15667 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15669 * tree-inline.c (initialize_inlined_parameters): Do not call
15670 lang_hooks.tree_inlining.convert_parm_for_inlining.
15671 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15672 reason for mismatched types.
15673 * gimplify.c (gimplify_call_expr): Verify the call expression
15674 arguments match the called function type signature. Otherwise
15675 mark the call expression to be not considered for inlining
15676 using CALL_CANNOT_INLINE_P flag.
15677 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15678 edges call expression.
15679 (cgraph_decide_inlining_of_small_function): Likewise.
15680 (cgraph_decide_inlining): Likewise.
15681 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15683 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15684 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15685 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15686 Remove declaration.
15687 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15688 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15690 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15691 convert_parm_for_inlining member.
15693 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15696 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15697 Remove optimization for GT.
15699 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15701 PR middle-end/32437
15702 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15704 (prescan_insns_for_dce): Add extra parameter.
15706 2007-06-23 Jan Hubicka <jh@suse.cz>
15708 PR middle-end/31541
15709 * gimplify.c (mark_addressable): New function.
15710 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15712 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15714 PR middle-end/32374
15715 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15717 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15720 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15721 moves between MMX/SSE registers to at least 8 units to prevent
15722 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15724 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15726 * config/i386/i386.c (override_options): Correct x86_sahf
15729 2007-06-21 David Daney <ddaney@avtrex.com>
15732 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15733 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15734 (exception_receiver): Renamed to ...
15735 (nonlocal_goto_receiver): ... this.
15737 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15739 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15740 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15741 partial register accesses.
15743 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15745 * fold-const.c (debug_fold_checksum): Move it under
15746 ENABLE_FOLD_CHECKING.
15748 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15750 PR middle-end/20623
15751 * tree.h (debug_fold_checksum): Declared.
15752 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15753 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15754 build_fold_addr_expr_with_type_1.
15755 (fold_addr_expr, debug_fold_checksum): New.
15756 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15757 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15758 Use fold_addr_expr.
15760 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15762 PR tree-optimization/19590
15763 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15764 of scev is a constant.
15766 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15768 * df-problems.c (df_note_bb_compute): Made computation of live
15769 info consistent with df_lr.
15771 2007-06-21 Richard Guenther <rguenther@suse.de>
15773 PR tree-optimization/32453
15774 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15775 for pointer anti-range.
15777 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15779 * config/i386/i386.c (processor_target_table): Increase maximum
15780 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15783 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15784 byte alignment if > 8 byte alignment is preferred.
15785 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15787 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15789 PR tree-optimization/31866
15790 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15791 if ASM_EXPR's input is not a SSA_NAME.
15793 PR middle-end/32362
15794 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15795 but decl is a global var, instead return decl.
15796 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15797 even for is_global_var decls, if they are private in some outer
15800 2007-06-21 Richard Guenther <rguenther@suse.de>
15802 PR tree-optimization/32451
15803 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15805 2007-06-21 Christian Bruel <christian.bruel@st.com>
15807 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15808 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15809 (push_regs): Changed saving order or banked registers.
15810 (sh_expand_epilogue): Likewise.
15811 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15812 (FIRST_BANKED_REG): Likewise.
15813 (LAST_BANKED_REG): Likewise.
15814 * config/sh/sh.md (banked) New attribute.
15815 (in_delay_slot): Check banked attribute.
15817 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15819 PR tree-optimization/32075
15820 * tree-data-ref.c (subscript_dependence_tester_1,
15821 analyze_miv_subscript, analyze_overlapping_iterations,
15822 add_distance_for_zero_overlaps, build_classic_dist_vector,
15823 subscript_dependence_tester_1, analyze_overlapping_iterations,
15824 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15825 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15826 to evolution_function_is_affine_multivariate_p.
15828 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15830 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15832 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15835 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15837 * config/m32c/prologue.md (epilogue_exitd_16): New.
15838 (epilogue_reit_16): New.
15839 (epilogue_exitd): Rename to epilogue_exitd_24.
15840 (epilogue_reit): Rename to epilogue_reit_24.
15842 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15843 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15845 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15847 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15848 if dbg_cnt (sched_insn) reaches the limit.
15849 (choose_ready): New parameter INSN_PTR and new return value.
15850 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15851 the new return value from choose_ready.
15852 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15853 (rest_of_handle_global_alloc): New global_alloc_at_func.
15855 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15857 PR tree-optimization/25737
15858 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15859 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15860 * tree-flow.h (struct fieldoff): Add new field alias_set.
15861 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15862 argument addressable_type. Set alias_set of fieldoff.
15863 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15864 (create_overlap_variables_for): Pass alias_set from fieldoff to
15866 * alias.c (get_alias_set): Use alias_set from SFT if set.
15868 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15870 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15871 of a variable as an unsigned HOST_WIDE_INT integer.
15873 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15875 PR rtl-optimization/32405
15876 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15878 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15880 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15882 PR middle-end/31959
15883 * builtins.c: Include diagnostic.h.
15884 (expand_builtin_expect): Make gcc_assert more permissive.
15885 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15887 PR inline-asm/32109
15888 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15891 PR middle-end/32285
15892 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15893 if ACCUMULATE_OUTGOING_ARGS.
15895 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15897 * config/m68hc11/m68hc11.c: Include dataflow header file.
15898 (m68hc11_reorg): Port to dataflow.
15900 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15902 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15903 (struct df_problem.free_blocks_on_set_blocks): New field.
15904 (struct dataflow.optional_p): New field.
15905 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15906 (df_live_set_all_dirty): New function.
15907 * df-scan.c (df_scan_alloc): Initialize optional_p.
15908 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15909 * df-core.c (df_set_blocks): Removed use of
15910 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15911 df_problem.free_blocks_on_set_blocks to determine which blocks are
15913 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15914 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15915 uses dataflow.optional_p to determine if problem should be
15917 (rest_of_handle_df_initialize): Only start live problem if
15919 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15920 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15921 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15922 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15923 problem_NOTE): Initialize free_blocks_on_set_blocks.
15924 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15926 (df_live_set_all_dirty, df_note_alloc): New function.
15927 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15929 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15930 * postreload.c (reload_combine): Ditto.
15931 * cse.c (cse_extended_basic_block): Ditto.
15932 * regmove.c (mark_flags_life_zones): Ditto.
15933 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15934 erase_matching_seqs): Ditto.
15935 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15936 * integrate (allocate_initial_values): Ditto.
15937 * combine.c (reg_dead_at_p): Ditto.
15938 * resource.c (mark_target_live_regs): Ditto.
15939 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15940 * config/sh/sh.c (find_r0_life_regions): Ditto.
15941 * global.c (rest_of_handle_global_alloc): Only add back df_live
15943 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15944 df_live for -O > 1.
15945 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15947 (if_convert): Make sure df_live is there at -O == 1.
15948 (pass_if_after_combine): Cleanup flags.
15949 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15950 is there at -O == 1.
15952 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15954 * config/arm/arm.c (arm_get_frame_offsets): Set
15955 offsets->locals_base to avoid negative stack size.
15956 (thumb1_expand_prologue): Assert on negative stack size.
15958 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15960 PR tree-optimization/32367
15961 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15962 of the chrec has no evolution in that loop.
15963 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15965 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15967 * config/xtensa/xtensa.c: Include "df.h".
15968 (xtensa_builtin_saveregs): Use adjust_address instead of
15970 (xtensa_va_start): Invoke make_tree with sizetype for
15971 expand_builtin_saveregs and then convert the result to a pointer.
15972 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15973 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15974 Subtract argument size from index value as integers and then use
15975 POINTER_PLUS_EXPR to add the result to the array address.
15977 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15980 * config/m32c/m32c.c: Include dataflow header file.
15981 (m32c_emit_prologue): Adjust for prologue insn change.
15982 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15983 once inside a PARALLEL. Assume frame size passed in operand 0
15984 includes space to save the fb register.
15985 (prologue_enter_24): Likewise.
15986 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15988 2007-06-19 David Daney <ddaney@avtrex.com
15991 * config/mips/mips.md (cprestore): Mark $gp as used.
15993 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15996 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15997 (frv_ifcvt_modify_insn): Likewise.
15999 2007-06-19 Richard Guenther <rguenther@suse.de>
16001 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16002 only handle positive offsets that fit in a HOST_WIDE_INT.
16004 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16006 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16007 result of rsqrt insn for zero input argument to avoid NaN.
16009 2007-06-19 Richard Guenther <rguenther@suse.de>
16011 PR middle-end/31950
16012 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16014 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16016 PR tree-optimization/32353
16017 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16019 2007-06-19 Nick Clifton <nickc@redhat.com>
16021 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16023 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16026 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16027 * config/i386/i386.c (assign_386_stack_local): Assert that
16028 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16029 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16030 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16031 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16033 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16035 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16037 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16039 PR rtl-optimization/32321
16040 * gcse.c (replace_store_insn): Update the note before
16041 calling emit_insn_after.
16043 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16045 PR middle-end/32355
16046 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16048 * df-problems.c (df_note_bb_compute): Fix dumping info.
16050 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16052 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16053 insn with emit_jump_insn.
16055 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16057 PR tree-optimization/32383
16058 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16059 * targhooks.h (default_builtin_reciprocal): Update prototype.
16060 * target.h (struct gcc_target): Update builtin_reciprocal.
16061 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16062 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16063 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16064 when fndecl is in BUILT_IN_MD class.
16065 (execute_convert_to_rsqrt): Ditto.
16067 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16068 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16069 Convert BUILT_IN_SQRTF code only when md_fn is false.
16071 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16073 * bt-load.c (move_btr_def): Fix the order of arguments
16074 to validate_replace_rtx.
16076 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16078 * config/m68k/m68k-devices.def: Add 54450..54455.
16080 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16082 PR rtl-optimization/32366
16083 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16084 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16087 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16089 PR middle-end/32349
16090 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16091 this is true, rescan insn being modified.
16092 (sms_schedule): Added rescan parameter.
16093 (rest_of_handle_sms): Moved freeing of dominance info to before
16094 getting out of cfg_layout.
16096 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16098 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16099 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16102 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16103 FL_CF_EMAC from the entry for isac.
16105 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16106 (const_sibcall_operand): New.
16107 (sibcall_operand): Use it.
16108 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16109 (m68k_isas): ISAC does not imply FPU or EMAC.
16110 (override_options): Add ISA_C logic for symbolic jump & call.
16112 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16114 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16115 return mode from the builtin itself.
16116 (sparc_fold_builtin): Fix cast of zero constant.
16118 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16120 * targhooks.c (default_builtin_reciprocal): New default target hook.
16121 * targhooks.h (default_builtin_reciprocal): Add prototype.
16122 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16123 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16124 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16125 default_builtin_reciprocal.
16127 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16129 PR middle-end/31723
16130 * hooks.c (hook_tree_tree_bool_null): New hook.
16131 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16132 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16133 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16134 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16135 and convert it to reciprocal a*rfunc(b).
16136 (execute_convert_to_rsqrt): New function.
16137 (gate_convert_to_rsqrt): New function.
16138 (pass_convert_to_rsqrt): New pass definition.
16139 * target.h (struct gcc_target): Add builtin_reciprocal.
16140 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16141 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16142 TARGET_BUILTIN_RECIPROCAL.
16143 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16145 * config/i386/i386.h (TARGET_RECIP): New define.
16146 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16147 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16148 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16149 and not optimizing for size.
16150 (*rcpsf2_sse): New insn pattern.
16151 (*rsqrtsf2_sse): Ditto.
16152 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16153 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16154 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16155 and not optimizing for size.
16156 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16157 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16158 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16159 and not optimizing for size.
16160 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16161 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16162 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16163 and not optimizing for size.
16164 (*sse_rsqrtv4sf2): Do not export.
16165 (sqrtv4sf2): Ditto.
16166 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16167 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16168 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16169 and not optimizing for size.
16170 (sqrtv4sf2): Ditto.
16171 * config/i386/i386.opt (mrecip): New option.
16172 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16173 (ix86_emit_swsqrtsf): Ditto.
16174 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16175 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16176 builtin definition.
16177 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16178 ix86_expand_unop1_builtin.
16179 (ix86_emit_swdivsf): New function.
16180 (ix86_emit_swsqrtsf): Ditto.
16181 (ix86_builtin_reciprocal): New function.
16182 (TARGET_BUILTIN_RECIPROCAL): Use it.
16183 (ix86_vectorize_builtin_conversion): Rename from
16184 ix86_builtin_conversion.
16185 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16186 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16187 "i386 and x86_64 Options" section.
16188 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16190 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16191 Zdenek Dvorak <dvorakz@suse.cz>
16192 Richard Guenther <rguenther@suse.de>
16193 Kaz Kojima <kkojima@gcc.gnu.org>
16195 * tree-vrp.c (compare_values_warnv): Convert val2 to
16197 (extract_range_from_assert): Create
16198 POINTER_PLUS_EXPR for pointer types.
16199 (extract_range_from_binary_expr): Handle
16200 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16202 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16203 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16204 POINTER_PLUS_EXPR as PLUS_EXPR.
16205 (number_of_iterations_lt_to_ne):
16206 For pointer types, use sizetype when
16207 creating MINUS_EXPR/PLUS_EXPRs.
16208 (assert_loop_rolls_lt): For pointer types, use sizetype when
16209 creating MINUS_EXPR/PLUS_EXPRs.
16210 (number_of_iterations_le): Likewise.
16211 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16212 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16213 like PLUS_EXPR and MINUS_EXPR.
16214 * tree-pretty-print.c (dump_generic_node): Handle
16216 (op_prio): Likewise.
16217 (op_symbol_1): Likewise.
16218 * optabs.c (optab_for_tree_code): Likewise.
16219 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16221 * tree-tailcall.c (process_assignment): Mention
16222 POINTER_PLUS_EXPR in a TODO comment.
16223 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16224 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16225 not used with a pointer and an integer type.
16226 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16227 increment using chrec_convert_rhs instead of chrec_convert.
16228 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16229 PLUS_EXPR except for the right hand side's type will be
16231 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16232 (fold_used_pointer_cast): Kill.
16233 (pointer_offset_p): Kill.
16234 (fold_used_pointer): Kill.
16235 (pointer_used_p): Kill.
16236 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16237 call fold_used_pointer.
16238 (instantiate_parameters_1): Convert the increment
16239 using chrec_convert_rhs instead of chrec_convert.
16240 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16241 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16242 instead of PLUS_EXPR.
16243 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16244 PLUS_EXPR for pointers.
16245 (std_gimplify_va_arg_expr): Likewise.
16246 (fold_builtin_memory_op): Likewise.
16247 (fold_builtin_strstr): Likewise.
16248 (fold_builtin_strchr): Likewise.
16249 (fold_builtin_strrchr): Likewise.
16250 (fold_builtin_strpbrk): Likewise.
16251 (expand_builtin_memory_chk): Likewise.
16252 (fold_builtin_memory_chk): Likewise.
16253 (std_expand_builtin_va_start): Use
16254 sizetype for the call to make_tree and then convert
16255 to the pointer type.
16256 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16257 instead of PLUS_EXPR for adding to a pointer.
16258 (std_gimplify_va_arg_expr): Use fold_build2 for
16259 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16260 the operands to sizetype first and then cast the BIT_AND_EXPR
16261 back to the pointer type.
16262 * fold-const.c (build_range_check): Handle pointer types
16264 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16265 of PLUS_EXPR's. Make sure the offset is converted to
16267 (try_move_mult_to_index): Strip the NOPs from the offset.
16268 Remove code argument and replace all uses with PLUS_EXPR.
16269 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16270 specially. Don't use a pointer type for MINUS_EXPR.
16271 (fold_unary): Handle for (T1)(X op Y),
16272 only p+ as that is the only as that can be handled for
16273 binary operators now.
16274 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16276 <case PLUS_EXPR>: Add folding of PTR+INT into
16278 Don't call try_move_mult_to_index.
16279 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16280 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16281 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16282 Don't call try_move_mult_to_index.
16283 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16284 (tree_expr_nonzero_p): Likewise.
16285 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16286 of PLUS_EXPR for the complex expression folding.
16287 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16288 first chrec is a pointer type, then the second should
16289 be sizetype and not the first's type.
16290 For POINTER_PLUS_EXPR, use a different right hand side type.
16291 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16292 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16293 different right hand side type.
16294 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16295 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16296 instead of PLUS_EXPR.
16297 When either operand is zero, convert the other operand.
16298 (chrec_apply): Use chrec_convert_rhs
16299 on the argument x instead of chrec_convert.
16300 (reset_evolution_in_loop): For pointer types, the new_evol
16301 should be sizetype.
16302 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16303 different right hand side type.
16304 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16305 (chrec_convert_rhs): New function.
16306 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16307 different right hand side type.
16308 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16309 * tree-chrec.h (chrec_convert_rhs): New prototype.
16310 (build_polynomial_chrec): For pointer types, the right hand
16311 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16312 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16313 Remove subtraction case as it is always addition now.
16314 Make sure the offset is converted to sizetype.
16315 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16316 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16317 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16318 PLUS_EXPR in pointer type.
16319 Handle POINTER_PLUS_EXPR.
16320 (tree_to_aff_combination): Likewise.
16321 (force_expr_to_var_cost): Likewise.
16322 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16323 instead of PLUS_EXPR for pointers.
16324 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16325 instead of PLUS_EXPR of pointer types.
16326 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16328 (check_va_list_escapes): Likewise.
16329 (check_all_va_list_escapes): Likewise.
16330 * dwarf2out.c (loc_descriptor_from_tree_1):
16331 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16332 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16333 (string_constant): Likewise.
16334 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16335 the offset to the base, use POINTER_PLUS_EXPR.
16336 (add_to_parts): Convert the index to sizetype.
16337 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16338 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16339 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16340 Offset only holds something for PLUS_EXPR.
16341 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16343 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16345 (analyze_accesses_for_modify_stmt): Likewise.
16346 Remove comment about the type being integral type as it is
16348 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16350 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16352 Correct the type which the artimentic is done in (is now
16355 * tree-data-ref.c (split_constant_offset): Handle
16357 * tree-affine.c (tree_to_aff_combination): Likewise.
16358 * c-typeck.c (build_unary_op): For pointers create the increment
16359 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16361 * gimplify.c (gimplify_self_mod_expr): Create a
16362 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16363 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16364 * tree.def (POINTER_PLUS_EXPR): New tree code.
16365 * tree-predcom.c (ref_at_iteration): If we have a pointer
16366 type do the multiplication in sizetype.
16367 * tree-mudflap.c (mf_xform_derefs_1): Create a
16368 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16369 * tree-ssa-forwprop.c
16370 (forward_propagate_addr_into_variable_array_index):
16371 Don't expect there to be a cast for the index as that
16372 does not exist anymore.
16373 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16374 instead of PLUS_EXPR.
16375 Don't check for the first operand of the POINTER_PLUS_EXPR
16376 was the index as it cannot be.
16377 Call forward_propagate_addr_into_variable_array_index with
16378 the SSA_NAME instead of the statement.
16379 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16380 (compare_constant): Likewise.
16381 (copy_constant): Likewise.
16382 (compute_reloc_for_constant): Likewise.
16383 (output_addressed_constants): Likewise.
16384 (initializer_constant_valid_p): Likewise.
16385 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16386 Convert the MIN/MAX of the inner type to the outer
16387 type before comparing them.
16388 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16389 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16390 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16391 of PLUS_EXPR for pointers.
16392 * tree-inline.c (estimate_num_insns_1): Handle
16394 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16395 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16396 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16397 instead of PLUS_EXPR for the pointer increment statement.
16398 (vect_update_ivs_after_vectorizer): For pointer types, create
16399 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16400 MULT_EXPR in sizetype.
16401 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16403 * tree-object-size.c (plus_expr_object_size): Handle
16404 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16405 code which is trying to figure out which side is a pointer and
16407 (check_for_plus_in_loops_1): Likewise.
16408 (check_for_plus_in_loops): Likewise.
16409 * c-common.c (pointer_int_sum): Create a
16410 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16411 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16412 only POINTER_PLUS_EXPR. Removing all the extra
16413 code which is trying to figure out which side is a pointer and
16415 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16416 PLUS_EXPR and MINUS_EXPR.
16417 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16419 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16420 with make_tree, instead of a pointer type.
16421 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16422 for pointers instead of PLUS_EXPR.
16423 (s390_gimplify_va_arg): Likewise.
16424 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16425 instead of PLUS_EXPR when doing addition on pointer
16426 types. Use sizetype for the second operand.
16427 (spu_gimplify_va_arg_expr): Likewise.
16428 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16429 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16430 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16431 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16432 for the pointer addition and also use size_int/sizetype
16434 (ix86_gimplify_va_arg): Likewise.
16435 Perform BIT_AND_EXPR on sizetype arguments.
16436 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16437 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16438 for the pointer additions and also use size_int for the offsets.
16439 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16440 additions and also use size_int for the offsets. Perform
16441 BIT_AND_EXPR on sizetype arguments.
16442 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16443 POINTER_PLUS_EXPR for pointers and create the
16444 BIT_AND_EXPR in sizetype.
16445 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16446 instead of PLUS_EXPR for pointer addition.
16447 (rs6000_va_start): Likewise.
16448 Also use sizetype for the offset.
16449 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16450 as PLUS_EXPR/MINUS_EXPR.
16451 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16452 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16453 Don't use BIT_AND_EXPR on a pointer type, convert the
16454 expression to sizetype first.
16455 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16457 (mips_gimplify_va_arg_expr): Likewise.
16458 Don't create BIT_AND_EXPR in a pointer type.
16460 2007-06-15 Eric Christopher <echristo@apple.com>
16462 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16463 (x86_64-*-darwin*): Ditto.
16464 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16467 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16469 * doc/extend.texi: Document behavior of __attribute__((aligned))
16472 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16474 * rtlanal.c (note_stores): Improve documentation.
16476 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16478 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16479 LOCAL_LABEL_PREFIX): Delete.
16480 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16481 (bfin_internal_label): Delete.
16483 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16485 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16486 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16487 otherwise define to LIBGCC2_TF_CEXT.
16488 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16489 (LIBGCC_TF_CEXT): Ditto.
16492 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16494 PR rtl-optimization/32339
16495 * df-scan.c (df_uses_record): Don't modify flags but just add to
16496 it for df_ref_record.
16498 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16500 * tree-mudflap.c: Fix whitespace issues.
16502 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16504 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16506 2007-06-14 Eric Christopher <echristo@apple.com>
16508 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16509 (movv4sf): Use gcc_unreachable instead of abort.
16511 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16514 * config/i386/sfp-machine.h (CMPtype): New define.
16515 (mach stubs): Use CMPtype instead of int as a return type.
16517 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16519 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16520 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16521 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16522 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16523 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16524 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16525 config/soft-fp/soft-fp.h: Update from glibc CVS.
16527 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16529 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16531 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16534 * config/v850/v850.c: Include dataflow header file.
16535 (substitute_ep_register): Fix typo.
16537 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16539 * configure.ac: Fix earlier checkin.
16540 * configure: Regenerated.
16542 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16544 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16545 * aclocal.m4: Regenerate.
16546 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16547 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16548 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16549 * configure: Regenerate.
16550 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16552 * Makefile.in (quickstrap): Build libgcc too.
16554 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16556 * configure.ac: Add --enable-checking=df. Explicitly mention that
16557 the variables are initialized as for "release".
16558 * df-core.c: Use it.
16559 * configure: Regenerate.
16560 * config.in: Regenerate.
16562 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16564 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16565 validate_replace_rtx instead of replace_rtx.
16566 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16568 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16570 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16571 (DWARF2_UNWIND_INFO): Override default if configured with
16573 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16574 (ENDFILE_SPEC): Add crtend.o.
16575 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16576 (ENDFILE_SPEC): Add crtend.o.
16577 (TARGET_USE_JCR_SECTION): Define.
16578 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16580 * config/i386/cygming-crtbegin.c: New file.
16581 * config/i386/cygming-crtend.c: New file.
16583 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16585 * config/i386/w32-unwind.h: New file.
16587 2007-06-13 Eric Christopher <echristo@apple.com>
16589 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16590 the user set a value below STACK_BOUNDARY.
16592 2007-06-13 Thiemo Seufer <ths@networkno.de>
16594 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16595 imply -lpthread for -pthread.
16597 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16599 * basic-block.h: Remove the prototype for
16600 free_basic_block_vars.
16601 * cfglayout.h: Remove the prototype for
16602 insn_locators_initialize.
16603 * tree.h: Remove the prototype for emit_line_note.
16605 * tree-ssa-pre.c (mergephitemp): Remove.
16606 (init_pre): Don't use mergephitemp.
16608 2007-06-13 Eric Christopher <echristo@apple.com>
16610 * config/i386/i386.c (override_options): If we've specified
16611 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16613 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16615 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16618 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16620 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16621 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16622 (eh_store_handler): New pattern.
16623 (eh_return): Emit it instead of a plain move.
16625 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16627 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16628 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16629 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16632 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16634 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16635 (find_next_insn_start, find_load): New functions.
16636 (bfin_reorg): Use them to deal with the fact that parallel insns are
16637 no longer represented as a SEQUENCE.
16639 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16641 * config/sparc/sparc.c (sparc_override_options): Initialize
16642 fpu mask correctly.
16644 2007-06-13 Dave Korn <dave.korn@artimi.com>
16646 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16648 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16650 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16651 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16652 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16653 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16654 tree-vect-transform.c: Fix comment typos. Follow spelling
16657 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16659 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16660 to the exit block use set.
16661 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16662 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16663 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16665 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16667 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16668 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16669 to indicate an error.
16670 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16672 (dbg_cnt_process_opt): Print an error on a bad argument.
16673 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16674 * common.opt (-fdbg-cnt-list): New.
16675 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16677 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16679 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16680 flag on ref-all pointers.
16682 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16684 PR middle-end/31579
16685 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16686 for the offset with the modifier as EXPAND_INITIALIZER
16687 if the modifier is EXPAND_INITIALIZER.
16688 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16689 a register if we had an overflow.
16691 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16693 * real.c (real_isfinite): New.
16694 (real_sqrt): Use it.
16695 * real.h (real_isfinite): New.
16696 * builtins.c: Use it.
16698 2007-06-12 Ian Lance Taylor <iant@google.com>
16699 Daniel Berlin <dberlin@dberlin.org>
16702 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16703 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16704 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16705 (DECL_NO_TBAA_P): Define.
16706 (struct tree_decl_common): Add no_tbaa_flag field.
16707 * tree-ssa-structalias.c (struct variable_info): Add
16708 no_tbaa_pruning field.
16709 (new_var_info): Initialize no_tbaa_pruning field.
16710 (unify_nodes): Copy no_tbaa_pruning field.
16711 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16712 (dump_solution_for_var): Print no_tbaa_pruning flag.
16713 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16715 (compute_tbaa_pruning): New static function.
16716 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16717 Call compute_tbaa_pruning.
16718 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16719 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16720 * gimple-low.c (lower_stmt): Likewise.
16721 * tree-gimple.c (is_gimple_stmt): Likewise.
16722 * tree-ssa-operands.c (get_expr_operands): Likewise.
16723 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16724 * tree-inline.c (estimate_num_insns_1): Likewise.
16725 (copy_result_decl_to_var): Likewise.
16726 * expr.c (expand_expr_real_1): Likewise.
16727 * tree-pretty-print.c (dump_generic_node): Likewise.
16728 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16729 * omp-low.c (omp_copy_decl_2): Likewise.
16730 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16731 * doc/c-tree.texi (Expression trees): Document
16732 CHANGE_DYNAMIC_TYPE_EXPR.
16734 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16736 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16737 with !HONOR_NANS and !HONOR_INFINITIES.
16738 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16740 2007-06-12 Tristan Gingold <gingold@adacore.com>
16742 * gcov.c: Comments updated.
16743 (source_info): Add file_time field.
16744 (source_index): New variable.
16745 (mutiple_files): New variable.
16746 (generate_results): New function extracted from process_file.
16747 (process_file): Save and restore chain of functions, generate
16748 results and free structures only if not merging results.
16749 (release_structures): File names are now freed in create_file_names
16750 (create_file_names): Free previous file names.
16751 (find_source): File date is now read here and modifications in
16752 source files is checked here.
16753 (read_graph_file): Only reverse order of functions for the current
16755 (make_gcov_file_name): Do not generate long names if input_name is
16757 (output_lines): If merging results do not display graph, data and
16759 Checking source file modification is done in find_source.
16761 * doc/gcov.texi: Append an s to sourcefile.
16763 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16765 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16766 (forced_nop): New pattern.
16767 * config/bfin/bfin.c: Include "df.h".
16768 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16769 (bfin_discover_loop): Use df_get_live_in instead of
16770 global_live_at_start.
16771 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16772 df_analyze when done.
16773 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16774 the insns. Use QImode for the final insn in a bundle. Call
16775 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16777 (reorder_var_tracking_notes): New function.
16778 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16779 update_life_info. Call df_analyze after scheduling and bundle
16780 generation. Call reorder_var_tracking_notes if generating these
16781 notes. Call df_finish_pass at the end.
16783 2007-06-12 Dirk Mueller <dmueller@suse.de>
16785 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16786 a comparison, not an assignment.
16788 2007-06-12 Olivier Hainque <hainque@adacore.com>
16790 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16791 Request walking the subtrees only, leaving the current is_lhs/val_only
16793 (convert_non_local_reference): Likewise.
16795 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16797 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16799 2007-06-12 Richard Guenther <rguenther@suse.de>
16801 PR tree-optimization/15353
16802 PR tree-optimization/31657
16803 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16804 * timevar.def: Add TV_TREE_IFCOMBINE.
16805 * tree-pass.h (pass_tree_ifcombine): Declare.
16806 * tree-ssa-ifcombine.c: New file.
16807 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16808 * tree-flow.h (blocks_in_phiopt_order): Declare.
16809 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16810 (tree-ssa-ifcombine.o): New dependencies.
16812 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16814 PR rtl-optimization/32293
16815 * combine.c (simplify_if_then_else): Truncate return from
16816 nonzero_bits() to correct mode.
16818 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16820 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16821 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16823 2007-06-11 Diego Novillo <dnovillo@google.com>
16825 * Makefile.in (reload1.o-warn): Remove.
16827 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16829 * combine.c (subst): Use reg_overlap_mentioned_p
16830 instead of comparing register numbers directly.
16832 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16834 * reload1.c (mark_home_live_1): Use the mode parameter.
16836 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16838 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16839 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16841 * df-core.c: Ditto.
16843 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16845 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16847 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16849 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16850 from integer registers.
16851 (FP mode splitters): Handle TFmode.
16853 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16855 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16856 for ref-all pointers that point-to anything.
16858 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16860 * config/arm/arm.c (arm_output_dwarf_dtprel,
16861 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16863 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16865 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16866 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16869 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16871 * tree.c (signed_or_unsigned_type_for): New.
16872 (unsigned_type_for): Use signed_or_unsigned_type_for.
16873 (signed_type_for): Use signed_or_unsigned_type_for.
16874 * tree.h (signed_or_unsigned_type_for): New.
16875 (get_signed_or_unsigned_type): Remove.
16876 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16877 lang_hooks.types.signed_type
16878 (size_diffop): Likewise.
16879 (all_ones_mask_p): Likewise.
16880 (build_range_check): Likewise.
16881 (fold_cond_expr_with_comparison): Likewise.
16882 (fold_cond_expr_with_comparison): Likewise.
16883 (unextend): Likewise.
16884 (extract_muldiv_1): Likewise.
16885 (fold_single_bit_test_into_sign_test): Likewise.
16886 (fold_binary): Likewise.
16887 (fold_ternary): Likewise.
16888 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16889 instead of get_signed_or_unsigned_type.
16890 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16891 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16892 * expr.c (signed_or_unsigned_type_for): Use
16893 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16894 * langhooks.c (get_signed_or_unsigned_type): Remove.
16895 (lhd_signed_or_unsigned_type): Remove.
16896 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16897 signed_or_unsigned_type.
16898 (lhd_signed_or_unsigned_type): Remove.
16899 * expmed.c (make_tree): Use signed_type_for instead of
16900 lang_hooks.types.signed_type.
16901 * c-common.c (same_scalar_type_ignoring_signedness): Use
16902 c_common_signed_type instead of lang_hooks.types.signed_type.
16903 (c_common_unsigned_type): New.
16904 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16905 (shorten_compare): Use c_common_unsigned_type instead of
16906 c_common_signed_or_unsigned_type.
16907 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16909 * convert.c (convert_to_integer): Use signed_type_for instead of
16910 lang_hooks.types.signed_type.
16911 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16912 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16913 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16914 * c-format.c (check_format_types): Use c_common_unsigned_type
16915 instead of unsigned_type_for.
16916 * c-decl.c (groakdeclarator): Likewise.
16917 * c-typeck.c (convert_for_assignment): Likewise.
16918 * c-common.h (c_common_unsigned_type): New.
16920 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16923 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16924 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16926 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16928 PR middle-end/32279
16929 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16930 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16932 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16933 Sebastian Pop <sebpop@gmail.com>
16935 * lambda-code.c (remove_iv): New.
16936 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16938 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16940 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16941 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16942 * tree-ssa-loop-prefetch.c: Include optabs.h.
16943 (FENCE_FOLLOWING_MOVNT): New macro.
16944 (struct mem_ref): Add independent_p and storent_p fields.
16945 (record_ref): Initalize the new fields.
16946 (gather_memory_references_ref): Return true if the reference
16948 (gather_memory_references): Check whether all memory accesses
16949 in loop were recorded.
16950 (should_issue_prefetch_p): Return false for nontemporal stores.
16951 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16952 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16953 (determine_loop_nest_reuse): Detect independent memory references.
16954 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16955 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16956 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16957 * config/i386/i386.h (x86_mfence): Declare.
16958 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16959 * config/i386/i386.c (x86_mfence): New variable.
16960 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16962 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16963 * optabs.c (init_optabs): Initialize storent_optab.
16964 * optabs.h (enum optab_index): Add OTI_storent.
16965 (storent_optab): Declare.
16966 * genopinit.c (optabs): Add initialization for storent_optab.
16967 * tree.h (MOVE_NONTEMPORAL): New macro.
16968 * expr.c (expand_assignment, store_expr, store_constructor_field,
16969 store_constructor, store_field, expand_expr_real_1): Propagate
16970 nontemporality of the expanded store.
16971 (emit_storent_insn): New function.
16972 * expr.h (expand_assignment, store_expr): Declaration changed.
16973 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16974 to expand_assignment.
16975 * stmt.c (expand_asm_expr): Ditto.
16976 * calls.c (initialize_argument_information): Pass false as
16977 nontemporality to store_expr.
16978 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16981 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16983 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16985 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16987 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16989 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16990 and allow DECL_P here.
16992 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16994 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16995 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16996 track of the size of the expression.
16997 * cfghooks.c (merge_blocks): Remove block from loops structure only
16998 after call of the merge_blocks hook.
17000 2007-06-09 Tom Tromey <tromey@redhat.com>
17002 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17003 (deprecated_state): Removed.
17004 (start_decl): Update.
17005 (enum deprecated_states): Moved earlier.
17006 (groktypename): Update.
17007 (push_parm_decl): Likewise.
17008 (grokfield): Likewise.
17009 (start_function): Likewise.
17011 2007-06-09 Ian Lance Taylor <iant@google.com>
17013 PR tree-optimization/32169
17014 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17015 CONVERT_EXPR, check whether min and max both converted to an
17016 overflow infinity representation.
17018 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17020 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17021 not inserted on the edge.
17023 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17025 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17026 instructions if they are supported.
17027 (__divsi3, __umodsi3, __modsi3): Likewise.
17028 (__ashldi3, __ashrdi3, __lshrdi3): New.
17029 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17031 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17032 Tony Linthicum <tony.linthicum@amd.com>
17034 * doc/invoke.texi: Add fvect-cost-model flag.
17035 * common.opt (fvect-cost-model): New flag.
17036 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17037 cost fields in stmt_vec_info struct for STMT.
17038 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17039 fields in stmt_vec_info struct and access functions for the same.
17040 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17041 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17042 load, store and vector to scalar operation.
17043 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17044 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17045 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17046 (TARG_VEC_STORE_COST): Define cost of vector store.
17047 (vect_estimate_min_profitable_iters): Define new function.
17048 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17049 check to evaluate if loop iterations are less than minimum profitable
17050 iterations determined by cost model or minimum vect loop bound defined
17051 by user, whichever is more conservative.
17052 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17053 run-time check to evaluate if loop iterations are less than minimum
17054 profitable iterations determined by cost model or minimum vect loop
17055 bound defined by user, whichever is more conservative.
17056 (vect_estimate_min_profitable_iterations): New function to estimate
17057 mimimimum iterartions required for vector version of loop to be
17058 profitable over scalar version.
17059 (vect_model_reduction_cost): New function.
17060 (vect_model_induction_cost): New function.
17061 (vect_model_simple_cost): New function.
17062 (vect_cost_strided_group_size): New function.
17063 (vect_model_store_cost): New function.
17064 (vect_model_load_cost): New function.
17065 (vectorizable_reduction): Call vect_model_reduction_cost during
17067 (vectorizable_induction): Call vect_model_induction_cost during
17069 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17070 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17071 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17072 vectorizable_promotion, vectorizable_demotion): Call
17073 vect_model_simple_cost during analysis phase.
17075 2007-06-08 Simon Baldwin <simonb@google.com>
17077 * reg-stack.c (get_true_reg): Readability change. Moved default case
17078 label into direct switch statement scope.
17080 2007-06-08 Simon Baldwin <simonb@google.com>
17082 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17083 in gcc_assert() with '==' comparison.
17085 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17087 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17088 TARGET_ABM handling of x86_popcnt variable.
17090 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17092 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17093 __builtin_copysignq and __builtin_infq built-in functions.
17095 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17097 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17098 SSE4.2 section. Correct built-in function names in SSE4A section.
17100 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17102 PR tree-optimization/32243
17103 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17104 for ncopies after ratio check between nunits_out and nunits_in.
17105 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17107 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17109 PR tree-optimization/32224
17110 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17111 vectorization upon a non GIMPLE_MODIFY_STMT.
17113 2007-06-08 Christian Bruel <christian.bruel@st.com>
17116 * config/sh/sh.md (doloop_end): New pattern and splitter.
17117 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17119 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17121 PR middle-end/32209
17122 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17124 (verify_dominators): Do not change dominance tree.
17126 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17128 * config/sh/constraints.md: New file.
17129 * config/sh/sh.c: Include tm-constrs.h.
17130 (reg_class_from_letter): Remove.
17131 (prepare_cbranch_operands): Use satisfies_constraint_*
17132 function instead of macro.
17133 (andcosts, broken_move, sh_secondary_reload): Likewise.
17134 * config/sh/predicates.md (trapping_target_operand): Likewise.
17135 (and_operand, arith_operand, arith_reg_or_0_operand,
17136 cmp_operand, logical_operand, target_operand,
17137 ua_address_operand, ua_offset, xor_operand): Likewise.
17138 * config/sh/sh.md: Include constraints.md.
17139 (*movsicc_t_false): Use satisfies_constraint_* function
17141 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17142 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17143 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17144 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17145 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17146 (REG_CLASS_FROM_CONSTRAINT): Remove.
17147 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17148 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17149 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17150 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17151 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17152 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17153 function instead of macro.
17154 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17155 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17156 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17157 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17158 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17159 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17160 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17161 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17162 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17163 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17164 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17165 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17166 EXTRA_CONSTRAINT_STR): Likewise.
17167 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17169 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17171 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17173 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17176 * c-common.h (flag_cpp0x): Replaced by...
17177 (cxx_dialect): ... this new variable specifying the C++ dialect that
17179 * c-common.c (flag_cpp0x): Removed.
17180 (cxx_dialect): Defined.
17181 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17183 * c-opts.c (c_common_post_options): Likewise.
17184 (set_std_cxx98): Set cxx_dialect to cxx98.
17185 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17187 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17188 Hui-May Chang <hm.chang@apple.com>
17190 * doc/invoke.texi (Darwin Options): Update documentation for
17191 -mmacosx-version-min.
17192 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17193 * config/darwin-driver.c: New file.
17194 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17195 * config/t-darwin (darwin-driver.o): New rule.
17197 * config/darwin-c.c (version_as_macro): Ignore low digit.
17199 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17201 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17202 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17203 (CSGNMODE): New mode macro.
17204 (CSGNVMODE): New mode attribute.
17205 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17206 expander using CSGNMODE mode macro. Handle TFmode.
17207 (copysign<mode>3_const): Rename from copysignsf3_const and
17208 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17210 (copysign<mode>3_var): Rename from copysignsf3_var and
17211 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17213 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17214 mode macro. Handle TFmode.
17215 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17216 (iortf3, *iortf3): Ditto.
17217 (xortf3, *xortf3): Ditto.
17218 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17219 TFmode and TImode masks.
17220 (ix86_expand_copysign): Expand TFmode copysign insn.
17221 (IX86_BUILTIN_INFQ): New.
17222 (IX86_BUILTIN_FABSQ): Ditto.
17223 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17224 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17225 [__builtin_fabsq]: Ditto.
17226 [__builtin_copysignq]: Ditto.
17227 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17228 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17229 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17230 ix86_expand_binop_builtin().
17232 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17234 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17236 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17239 * rtl.h (push_to_sequence2): New.
17240 * emit-rtl.c (push_to_sequence2): New.
17241 * function.c (assign_parm_data_all): Add new fields.
17242 (assign_parm_setup_block): Call push_to_sequence2 instead of
17244 (assign_parm_setup_reg): Ditto.
17245 (assign_parm_setup_stack): Ditto.
17246 (assign_parms_unsplit_complex): Ditto.
17247 (assign_parms): Change field name.
17249 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17251 PR tree-optimization/32220
17252 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17253 phi node is reached before defining statement.
17255 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17258 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17259 after changing the right hand side of the assignment.
17261 2007-06-06 Eric Christopher <echristo@apple.com>
17263 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17264 (x86_64-*-darwin*): Ditto.
17265 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17266 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17268 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17270 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17271 coding conventions.
17272 (add_key): Likewise.
17273 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17274 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17276 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17278 (add_cost_one_coalesce): Likewise.
17279 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17280 variable names. Rename orig to orig_name for consistency.
17281 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17282 coding conventions.
17283 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17285 (record_equivalences_from_stmt): Likewise.
17286 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17287 the coding conventions.
17288 (memory_ssa_name_same): Likewise.
17289 (dse_optimize_stmt): Likewise.
17290 (dse_record_phis): Likewise.
17291 (dse_finalize_block): Likewise.
17292 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17293 keywords as variable names.
17294 (may_move_till): Cast according to the coding conventions.
17295 (force_move_till_expr): Avoid using C++ keywords as variable names.
17296 (force_move_till): Cast according to the coding conventions.
17297 (memref_hash): Likewise.
17298 (memref_eq): Likewise.
17299 (gather_mem_refs_stmt): Likewise.
17300 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17301 using C++ keywords as variable names.
17302 (idx_find_step): Cast according to the coding conventions.
17303 (idx_record_use): Likewise.
17304 (find_depends): Likewise.
17305 (prepare_decl_rtl): Likewise.
17306 (mbc_entry_hash): Likewise.
17307 (mbc_entry_eq): Likewise.
17308 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17309 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17310 (idx_infer_loop_bounds): Cast according to the coding conventions.
17311 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17312 * tree-ssa-math-opts.c (occ_new ): Likwise.
17313 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17315 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17317 (add_use_op): Likewise.
17318 (add_vop): Likewise.
17319 (add_vuse_op): Likewise.
17320 (add_vdef_op): Likewise.
17321 (get_expr_operands): Likewise.
17322 (push_stmt_changes): Use type safe memory macros.
17323 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17324 keywords as variable names.
17325 (conditional_replacement): Likewise.
17326 (minmax_replacement): Likewise.
17327 (abs_replacement): Likewise.
17328 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17329 coding conventions.
17330 (insert_fake_stores): Avoid using C++ keywords as variable names.
17331 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17333 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17334 (heapvar_insert): Use type safe memory macros.
17335 (new_var_info): Cast according to the coding conventions.
17336 (new_constraint): Likewise.
17337 (remove_preds_and_fake_succs): Use type safe memory macros.
17338 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17340 (thread_single_edge): Likewise.
17341 (thread_through_loop_header): Likewise.
17343 2007-06-06 Eric Christopher <echristo@apple.com>
17345 * config/i386/i386.c (override_options): Move handling
17346 of TARGET_SUBTARGET* earlier.
17348 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17350 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17353 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17355 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17356 emited outside of basic block.
17357 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17358 the created blocks.
17359 * rtl.h (delete_insn_chain): Declaration changed.
17360 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17362 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17363 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17364 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17365 to delete_insn_chain.
17366 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17367 do not have bb field set.
17368 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17370 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17371 * cfgcleanup.c (try_optimize_cfg): Ditto.
17373 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17375 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17376 (lambda_body_vector_new): Use type safe memory macros.
17377 (lambda_linear_expression_new): Likewise.
17378 (lambda_loopnest_new): Likewise.
17379 (lambda_lattice_new): Likewise.
17380 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17381 conventions. Use type safe memory macros.
17382 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17383 (lambda_body_vector_s): Likewise.
17384 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17385 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17387 2007-06-06 Richard Guenther <rguenther@suse.de>
17389 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17390 if we need to schedule cfg_cleanup.
17391 (tree_ssa_forward_propagate_single_use_vars): Do so.
17393 2007-06-06 Ian Lance Taylor <iant@google.com>
17395 * fold-const.c (merge_ranges): If range_successor or
17396 range_predecessor fail, just return 0.
17398 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17400 PR tree-optimization/32216
17401 * tree-vectorizer.c (supportable_widening_operation): Determine
17402 signedness of FIX_TRUNC_EXPR from output operand.
17403 (supportable_narrowing_operation): Ditto.
17404 * tree-vect-generic.c (expand_vector_operations_1): Determine
17405 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17406 from input operand.
17408 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17410 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17411 (struct pta): ...from here. Change flags to unsigned to avoid
17412 excessive casting (as it is used as a bit mask).
17413 (override_options): Add casts according to the coding convenventions.
17414 (x86_64_elf_unique_section): Likewise.
17415 (examine_argument): Avoid using C++ keywords as variable names.
17416 (construct_container): Likewise.
17417 (legitimize_pic_address): Likewise.
17418 (get_dllimport_decl): Cast according to the coding conventions. Use
17419 type safe memory macros.
17420 (legitimize_address): Cast according to the coding conventions.
17421 (emit_i387_cw_initialization): Corrected the type of slot to enum
17423 (ix86_init_machine_status): Use type safe memory macros.
17424 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17425 (bdesc_pcmpistr): Likewise.
17426 (bdesc_crc32): Likewise.
17427 (bdesc_sse_3arg): Likewise.
17428 (bdesc_2arg): Likewise.
17429 (bdesc_1arg): Likewise.
17430 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17431 (ix86_expand_sse_pcmpistr): Likewise.
17432 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17433 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17434 int to match the langhook definition.
17435 (ix86_builtin_conversion): Change the type of code to unsigned init to
17436 match the langhook definition.
17437 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17439 (ix86_preferred_output_reload_class): Likewise.
17440 (ix86_cannot_change_mode_class): Likewise.
17441 (ix86_memory_move_cost): Likewise.
17442 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17443 avoid excessive casting later on.
17444 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17446 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17448 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17449 as flags setting insn.
17450 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17452 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17454 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17455 (UNSPEC_ROUND): New.
17456 ("sse4_1_round<mode>2"): New insn pattern.
17457 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17459 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17460 expander using SSEMODEF mode macro. Expand using
17461 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17462 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17463 expander using SSEMODEF mode macro. Expand using
17464 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17465 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17466 expander using SSEMODEF mode macro. Expand using
17467 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17468 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17469 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17470 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17473 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17474 Sebastian Pop <sebpop@gmail.com>
17476 * lambda.h (build_linear_expr): New.
17477 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17478 Use build_linear_expr, call fold and force_gimple_operand.
17479 (lambda_loopnest_to_gcc_loopnest): Check that there is
17480 something to insert.
17481 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17483 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17485 PR preprocessor/23479
17486 * doc/extend.texi: Document the 0b-prefixed binary integer
17487 constant extension.
17489 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17491 PR tree-optimization/32215
17492 * tree-vectorizer.c (supportable_widening_operation): Return false
17493 for unsupported FIX_TRUNC_EXPR tree code.
17494 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17496 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17498 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17499 register on SPE targets. Change documentation to reflect
17501 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17502 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17503 out of the register allocation pool.
17504 (rs6000_reg_live_or_pic_offset_p): New function.
17505 (rs6000_emit_prologue): Move the actual saving of LR up to free
17506 r0 for holding r11. Split saving of SPE 64-bit registers into
17507 its own case. Ensure that offsets will always be in-range for
17508 'evstdd' by using r11 as a scratch register to point at the start
17509 of the SPE save area. Save r11 if necessary, as it is the static
17511 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17512 into its own case. Ensure that offsets will always be in-range
17513 for 'evldd' by using r11 as a scratch register to point at the
17514 start of the SPE save area. Also adjust r11 when restoring
17515 the stack pointer to compensate for pre-loading r11.
17517 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17519 * cfg.c (init_flow): Use type safe memory macros.
17520 (alloc_block): Likewise.
17521 (unchecked_make_edge): Likewise.
17522 (dump_flow_info): Avoid using C++ keywords as variable names.
17523 (copy_original_table_clear): Cast according to the coding conventions.
17524 (copy_original_table_set): Likewise.
17525 * cfgexpand (label_rtx_for_bb): Likewise.
17526 (expand_gimple_basic_block): Likewise.
17527 * cfghooks.c (dump_bb): Likewise.
17528 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17530 (lv_add_condition_to_bb): Likewise.
17531 * cfglayout (relink_block_chain): Cast according to the coding
17533 (fixup_reorder_chain): Likewise.
17534 (fixup_fallthru_exit_predecessor): Likewise.
17535 * cfgloop.c (glb_enum_p): Likewise.
17536 (get_exit_description): Likewise.
17537 (dump_recorded_exit): Likewise.
17538 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17539 (struct loop): ... from here.
17540 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17542 * cfgrtl.c (rtl_create_basic_block): Likewise.
17543 (rtl_split_block): Likewise.
17544 (rtl_dump_bb): Likewise.
17545 (cfg_layout_split_block): Likewise.
17546 (init_rtl_bb_info): Use typesafe memory macros.
17548 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17549 * graphds.h: Updated all usages of edge to graph_edge.
17550 * graphds.c: Likewise.
17551 * cfgloopanal.c: Likewise.
17553 2007-06-05 Ian Lance Taylor <iant@google.com>
17555 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17556 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17557 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17559 (test_for_singularity): Likewise.
17561 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17563 * config/i386/constraints.md ("Y2"): Replaced by ...
17565 * config/i386/i386.md: Likewise.
17566 * config/i386/mmx.md: Likewise.
17567 * config/i386/sse.md: Likewise.
17569 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17571 * config/i386/constraints.md ("z"): Replaced by ...
17573 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17574 (sse4_1_blendvps): Likewise.
17575 (sse4_1_pblendvb): Likewise.
17576 (sse4_2_pcmpestr): Likewise.
17577 (sse4_2_pcmpestrm): Likewise.
17578 (sse4_2_pcmpestr_cconly): Likewise.
17579 (sse4_2_pcmpistr): Likewise.
17580 (sse4_2_pcmpistrm): Likewise.
17581 (sse4_2_pcmpistr_cconly): Likewise.
17583 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17585 * matrix-reorg.c (transform_access_sites): Fix computation.
17586 (transform_allocation_sites): Same.
17588 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17590 * config/i386/i386.c (override_options): Use
17591 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17593 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17595 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17596 (nonimm_not_xmm0_operand): Ditto.
17597 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17598 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17599 as operand[2] predicate. Require "z" class XMM register for
17600 operand[3]. Adjust asm template.
17601 ("sse4_1_blendvpd"): Ditto.
17602 ("sse4_1_pblendvb"): Ditto.
17603 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17604 force op2 into xmm0 register for variable blend instructions.
17606 2007-06-04 Tom Tromey <tromey@redhat.com>
17608 * c-tree.h (start_enum): Update.
17609 (build_enumerator): Likewise.
17610 * c-decl.c (enum_next_value): Removed.
17611 (enum_overflow): Likewise.
17612 (start_enum): Add c_enum_contents argument. Don't use globals.
17613 (build_enumerator): Likewise.
17614 * c-tree.h (struct c_enum_contents): New struct.
17616 2007-06-04 Tom Tromey <tromey@redhat.com>
17618 * c-common.c (c_common_get_alias_set): Fix indentation.
17620 2007-06-04 Ian Lance Taylor <iant@google.com>
17622 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17623 to overflow, reduce overflow infinity to regular infinity.
17624 (vrp_var_may_overflow): New static function.
17625 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17627 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17629 * stor-layout.c (layout_type): Remove duplicate code.
17631 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17634 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17635 before build_common_builtin_nodes ().
17637 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17640 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17642 2007-06-04 Jan Hubicka <jh@suse.cz>
17644 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17645 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17646 instead of _stat version.
17648 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17650 PR tree-optimization/32194
17651 * tree-predcom.c (determine_offset): Check that both references have
17654 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17656 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17657 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17658 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17659 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17660 Add argument to iterate_fix_dominators call.
17661 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17662 * gcse.c (hoist_code): Change domby to vector.
17663 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17664 Add argument to iterate_fix_dominators call.
17665 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17666 recompute_dominator.
17667 * lambda-code.c (perfect_nestify): Ditto.
17668 * cfgloopanal.c: Include graphds.h.
17669 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17670 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17671 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17673 * graphds.c: New file.
17674 * graphds.h: New file.
17675 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17676 (get_dominated_by, get_dominated_by_region): Change return type to
17678 (verify_dominators): Recompute all dominators and compare the results.
17679 (recount_dominator): Renamed to ...
17680 (recompute_dominator): ... this. Do not check that the block is
17681 dominated by entry.
17682 (iterate_fix_dominators): Reimplemented.
17683 (prune_bbs_to_update_dominators, root_of_dom_tree,
17684 determine_dominators_for_sons): New functions.
17685 * et-forest.c (et_root): New function.
17686 * et-forest.h (et_root): Declare.
17687 * Makefile.in (graphds.o): Add.
17688 (cfgloopanal.o): Add graphds.h dependency.
17689 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17690 * basic-block.h (get_dominated_by, get_dominated_by_region,
17691 iterate_fix_dominators): Declaration changed.
17692 (recount_dominator): Renamed to ...
17693 (recompute_dominator): ... this.
17694 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17695 (thread_through_all_blocks): Do not free dominance info.
17697 2007-06-03 Andreas Schwab <schwab@suse.de>
17699 * config/m68k/m68k.c (override_options): Don't override
17701 * config/m68k/m68k-modes.def (SF, DF): Define to use
17702 motorola_single_format and motorola_double_format, resp.
17703 * real.c (motorola_single_format): Renamed from
17704 coldfire_single_format.
17705 (motorola_double_format): Renamed from coldfire_double_format.
17706 (encode_ieee_extended): Generate a proper canonical NaN image
17707 respecting canonical_nan_lsbs_set.
17708 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17710 * real.h: Adjust declarations.
17712 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17715 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17716 the symbol is generated with the stack protector.
17718 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17720 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17721 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17723 * doc/extend.texi (interrupt): Mention m68k.
17725 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17727 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17728 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17729 (ix86_expand_sse_pcmpestr): Do not check operands for
17730 "register_operand", when insn operand predicate is "register_operand".
17731 (ix86_expand_sse_pcmpistr): Ditto.
17733 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17734 Uros Bizjak <ubizjak@gmail.com>
17736 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17737 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17738 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17739 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17740 * config/i386/constraints.md ("z"): New register constraint
17741 for members of SSE_FIRST_REG class.
17742 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17743 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17744 SSE_FIRST_REG class.
17745 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17746 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17747 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17748 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17749 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17750 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17751 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17752 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17753 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17754 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17755 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17756 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17757 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17758 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17759 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17760 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17761 (struct builtin_description): Change "flag" field to unsigned.
17762 (bdesc_pcmpestr): New builtin description table.
17763 (bdesc_pcmpistr): Likewise.
17764 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17765 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17766 Initialize pcmp[ei]str[im] insns for SSE4.2.
17767 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17768 (ix86_expand_sse_pcmpistr): Likewise.
17769 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17770 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17771 (UNSPEC_PCMPISTR): Likewise.
17772 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17773 (sse4_2_pcmpestri):New isns pattern.
17774 (sse4_2_pcmpestrm): Likewise.
17775 (sse4_2_pcmpestr_cconly): Likewise.
17776 (sse4_2_pcmpistr): New insn patern and splitter.
17777 (sse4_2_pcmpistri):New isns pattern.
17778 (sse4_2_pcmpistrm): Likewise.
17779 (sse4_2_pcmpistr_cconly): Likewise.
17780 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17783 2007-06-01 David Daney <ddaney@avtrex.com>
17785 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17786 LOADGP_ABSOLUTE and not binds_local_p.
17788 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17790 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17792 2007-06-01 Ian Lance Taylor <iant@google.com>
17794 * tree-vrp.c (compare_name_with_value): Always set
17795 used_strict_overflow if we get a result from the variable itself.
17797 2007-06-01 Ian Lance Taylor <iant@google.com>
17799 PR rtl-optimization/31455
17800 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17801 subregs which have a cast between modes which are not tieable.
17803 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17805 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17806 breaks after return statements.
17808 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17810 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17811 only after no_new_pseudos.
17813 2007-05-31 Eric Christopher <echristo@apple.com>
17815 * expr.c (convert_move): Assert that we don't have a BLKmode
17817 (store_expr): Handle BLKmode moves by calling emit_block_move.
17819 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17821 * c-typeck.c (build_indirect_ref): Include type in error message.
17822 (build_binary_op): Pass types to binary_op_error.
17823 * c-common.c (binary_op_error): Take two type arguments, print out
17825 * c-common.h (binary_op_error): Update prototype.
17827 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17829 * config/i386/i386.c: Correct coments on -mno-sse4.
17831 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17833 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17834 (x86_64-*-*): Likewise.
17835 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17836 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17837 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17838 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17839 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17840 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17841 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17842 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17843 (OPTION_MASK_ISA_SSE4): Likewise.
17844 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17845 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17846 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17847 (override_options): Support SSE4.2.
17848 (ix86_build_const_vector): Support SImode and DImode.
17849 (ix86_build_signbit_mask): Likewise.
17850 (ix86_expand_int_vcond): Support V2DImode.
17851 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17852 (IX86_BUILTIN_CRC32HI): Likewise.
17853 (IX86_BUILTIN_CRC32SI): Likewise.
17854 (IX86_BUILTIN_CRC32DI): Likewise.
17855 (IX86_BUILTIN_PCMPGTQ): Likewise.
17856 (bdesc_crc32): Likewise.
17857 (bdesc_sse_3arg): Likewise.
17858 (ix86_expand_crc32): Likewise.
17859 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17860 (ix86_expand_builtin): Likewise.
17861 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17862 __SSE4_2__ for -msse4.2.
17863 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17864 (CRC32MODE): Likewise.
17865 (crc32modesuffix): Likewise.
17866 (crc32modeconstraint): Likewise.
17867 (sse4_2_crc32<mode>): Likewise.
17868 (sse4_2_crc32di): Likewise.
17869 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17871 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17872 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17873 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17874 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17875 (vcondu<mode>): Likewise.
17876 * doc/extend.texi: Document SSE4.2 built-in functions.
17877 * doc/invoke.texi: Document -msse4.2/-msse4.
17879 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17881 PR tree-optimization/32160
17882 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17883 variable as gimple reg.
17884 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17886 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17888 * gcc.c (main): Don't consider linker options when issuing the
17889 warning about a linker input file not being used.
17891 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17893 * tree-vrp.c (compare_names): Initialize sop.
17895 2007-05-30 Dirk Mueller <dmueller@suse.de>
17897 * cgraphunit.c (cgraph_analyze_function): Remove
17898 computation of inline parameters.
17900 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17902 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17904 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17906 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17907 Add vx-common.h. Include vxworks.h between vx-common.h and
17909 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17911 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17912 (TARGET_ASM_DESTRUCTOR): Likewise.
17913 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17914 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17915 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17916 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17917 (VXWORKS_ENDIAN_SPEC): Define.
17918 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17919 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17920 VXWORKS_* equivalents.
17921 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17922 (ASM_FILE_START): Delete.
17923 (TARGET_VERSION): Reformat.
17924 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17925 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17926 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17927 (FPBIT, DPBIT): Define.
17928 (fp-bit.c, dp-bit.c): New rules.
17929 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17930 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17931 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17932 * config/arm/arm.h: Include vxworks-dummy.h.
17933 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17934 Mark with ATTRIBUTE_UNUSED.
17935 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17936 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17937 make it incompatible with -msingle-pic-base.
17938 (arm_function_ok_for_sibcall): Return false for calls that might
17939 go through a VxWorks PIC PLT entry.
17940 (require_pic_register): New function, split out from...
17941 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17943 (arm_load_pic_register): Handle the VxWorks RTP initialization
17944 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17945 (arm_emit_call_insn): New function.
17946 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17947 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17948 (pic_offset_arm): New pattern.
17949 (call, call_value): Use arm_emit_call_insn.
17950 (call_internal, call_value_internal): New expanders.
17951 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17952 VxWorks unless __PIC__.
17954 2007-05-30 Eric Christopher <echristo@gmail.com>
17956 * genrecog.c: Include regs.h in generated file.
17957 * genemit.c: Ditto. Fix up formatting.
17958 * config/mn10300/constraints.md: New.
17959 * config/mn10300/mn10300.md: Include.
17960 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17961 Fix up for removed macro.
17962 * config/mn10300/predicates.md (call_address_operand): Ditto.
17963 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17964 (CONST_OK_FOR_I): Ditto.
17965 (CONST_OK_FOR_J): Ditto.
17966 (CONST_OK_FOR_K): Ditto.
17967 (CONST_OK_FOR_L): Ditto.
17968 (CONST_OK_FOR_M): Ditto.
17969 (CONST_OK_FOR_N): Ditto.
17970 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17974 (EXTRA_CONSTRAINT): Ditto.
17976 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17978 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17980 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17981 OPTION_MASK_ISA_64BIT.
17982 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17984 2007-05-30 Richard Guenther <rguenther@suse.de>
17986 PR middle-end/32152
17987 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17988 types for comparison.
17989 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17990 with original typed arguments.
17991 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17993 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17995 PR tree-optimization/31769
17996 * except.c (duplicate_eh_regions): Clear prev_try if
17997 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17999 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18001 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18002 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18003 bsi of the location where statements should be inserted.
18004 (sink_code_in_bb): Take bsi from statement_sink_location.
18005 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18006 instead of bsi_start.
18007 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18009 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18010 (bsi_move_before): Document inconsistency with bsi_move_after.
18011 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18013 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18015 * config/i386/i386.h (TARGET_ABM): New define.
18016 (TARGET_POPCNT): Ditto.
18017 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18018 New temporary defines to redefine from OPTION_ISA_* defines.
18019 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18020 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18021 (ix86_isa_flags): New extern int declaration.
18022 (TARGET_SUBTARGET_DEFAULT): New define.
18023 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18024 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18025 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18026 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18027 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18028 * config/i386/darwin.h: Change TARGET_64BIT define to
18031 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18032 using existing "ix86_isa_flags" varible.
18033 (m32, m64): Use existing "ix86_isa_flags" variable.
18034 (mmmx, m3dnow): Ditto.
18035 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18036 (mabm): Define as non-negative option using "x86_abm" variable.
18037 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18039 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18040 Rewrite feature test bitmap.
18041 (ix86_isa_flags): New initialized global int varible.
18042 (ix86_isa_flags_explicit): New static int variable.
18043 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18044 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18045 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18046 target_flags_explicit.
18047 (override_options): Remove "target_enable" and "target_disable" fields
18048 from "struct ptt". Update processor_target_table accordingly. Remove
18049 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18050 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18051 "target_flags" and "ix86_isa_flags_explicit" instead of
18052 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18053 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18054 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18055 to true when either of PTA_POPCNT or PTA_ABM is set in
18056 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18057 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18058 processor_alias_table flags entry. Remove handling of
18059 "target_enable" and "target_disable" fields of processor_target_table.
18060 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18061 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18062 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18063 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18064 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18066 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18068 2007-05-29 David Daney <ddaney@avtrex.com>
18071 * config/mips/mips.c (mips_output_mi_thunk): Emit
18072 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18074 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18075 * config/i386/i386.c (ix86_function_regparm): Added checking of
18076 ix86_force_align_arg_pointer to determine the number of
18077 register parameters.
18079 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18081 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18082 (SET_DR_MISALIGNMENT): New.
18083 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18084 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18085 Use SET_DR_MISALIGNMENT.
18086 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18088 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18089 find_loop_nest): Export.
18090 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18091 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18092 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18093 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18095 (struct mem_ref): Add field reuse_distance.
18096 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18097 Initialize reuse_distance field.
18098 (issue_prefetch_ref): Select temporality of prefetch according to
18100 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18101 self_reuse_distance, determine_loop_nest_reuse): New functions.
18102 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18103 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18104 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18107 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18109 * tree-ssa-alias.c: Add aliasing overview.
18111 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18112 Danny Smith <dannysmith@users.sourceforge.net>
18115 * config/i386/t-crtfm: Compile crtfastmath.o with
18116 -minline-all-stringops.
18117 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18118 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18120 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18122 * doc/md.texi: Document constraints on HP PA-RISC.
18124 * pa/constraints.md: New file.
18125 * pa.md: Include constraints.md.
18126 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18127 (integer_store_memory_operand, ldil_cint_p): New functions.
18128 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18129 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18130 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18131 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18132 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18134 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18137 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18138 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18139 case POSTDECREMENT_EXPR>): Return the error_mark_node
18140 if either the real or imaginary parts would an
18143 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18145 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18146 name when we remove it from a call.
18148 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18150 * targhooks.c (default_narrow_bitfield): Remove.
18151 * targhooks.h: Remove the prototype for
18152 default_narrow_bitfield.
18154 * langhooks-def.h: Remove the prototype for
18155 hook_get_alias_set_0.
18156 * langhooks.c (hook_get_alias_set_0): Remove.
18158 * global.c (EXECUTE_IF_CONFLICT): Remove.
18160 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18163 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18164 return true when truth_value_p is true and the type
18167 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18169 * doc/install.texi (Prerequisites): We no longer require Autoconf
18170 2.13 for the top-level.
18172 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18174 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18175 memory access via x86_expand_vector_move_misalign() only for
18176 TImode values on 32-bit targets.
18178 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18180 * matrix-reorg.c: New file. Implement matrix flattening and
18181 transposing optimization.
18182 * tree-pass.h: Add matrix reorg pass.
18183 * common.opt: Add fipa-mreorg flag.
18184 * Makefile.in: Add matrix-reorg.c.
18185 * passes.c: Add matrix reorg pass.
18186 * varpool.c (add_new_static_var): New function.
18187 * cgraph.h (add_new_static_var): Declare.
18189 2007-05-27 Eric Christopher <echristo@apple.com>
18191 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18192 sp_offset depending on stack size. Save r12 depending
18193 on registers we're saving later.
18194 (rs6000_emit_epilogue): Update sp_offset depending only
18197 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18199 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18200 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18201 * ifcvt.c (if_convert): Ditto.
18202 * tree-ssa-threadupdate.c (thread_block): Ditto.
18203 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18204 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18205 verify_loop_closed_ssa): Check number_of_loops instead of
18207 * predict.c (tree_estimate_probability): Ditto.
18208 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18209 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18210 * modulo-sched.c (sms_schedule): Ditto.
18211 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18212 (scev_finalize): Do not do anything if scev analysis was not
18214 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18215 current_loops == NULL.
18216 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18217 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18218 there are no loops.
18219 (loop_optimizer_finalize): Assert that loops were analyzed.
18220 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18221 rtl_doloop): Check number_of_loops instead of current_loops.
18222 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18223 current_loops == NULL.
18224 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18225 gate_tree_vectorize tree_linear_transform, check_data_deps,
18226 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18227 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18228 Check number_of_loops instead of current_loops.
18229 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18230 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18231 free loops if available.
18232 (execute_pre): Do not pass do_fre to fini_pre.
18234 2007-05-27 Tobias Burnus <burnus@net-b.de>
18236 PR middle-end/32083
18237 * real.c (mpfr_from_real): Fix sign of -Inf.
18239 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18241 * tree-vect-transform.c (vectorizable_conversion): Initialize
18242 tree_code variables to ERROR_MARK.
18243 (vectorizable_type_demotion): Likewise.
18244 (vectorizable_type_promotion): Likewise.
18246 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18249 * config/i386/i386.md (movti): Handle push operands via
18250 ix86_expand_push().
18252 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18254 * basic-block.h: Remove the prototype for merge_seq_blocks.
18255 * cfgcleanup.c (merge_seq_blocks): Remove.
18257 * tree-flow.h: Remove the prototype for is_aliased_with.
18258 * tree-ssa-alias.c (is_aliased_with): Remove.
18260 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18262 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18264 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18266 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18267 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18268 (vec_unpacks_hi_v16qi): Likewise.
18269 (vec_unpacku_lo_v16qi): Likewise.
18270 (vec_unpacks_lo_v16qi): Likewise.
18271 (vec_unpacku_hi_v8hi): Likewise.
18272 (vec_unpacks_hi_v8hi): Likewise.
18273 (vec_unpacku_lo_v8hi): Likewise.
18274 (vec_unpacks_lo_v8hi): Likewise.
18275 (vec_unpacku_hi_v4si): Likewise.
18276 (vec_unpacks_hi_v4si): Likewise.
18277 (vec_unpacku_lo_v4si): Likewise.
18278 (vec_unpacks_lo_v4si): Likewise.
18280 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18282 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18283 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18284 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18285 follow spelling conventions in various
18286 warning/error/diagnostic messages.
18288 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18289 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18290 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18291 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18292 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18293 * doc/tm.texi: Follow spelling conventions.
18295 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18298 * tree-ssa-forwprop.c
18299 (forward_propagate_addr_into_variable_array_index): Remove
18300 the lhs argument. Use the type of def_rhs instead of lhs.
18301 (forward_propagate_addr_expr_1): Update use of
18302 forward_propagate_addr_into_variable_array_index.
18304 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18305 Nigel Stephens <nigel@mips.com>
18307 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18308 function attributes, "far" being an alias for "long_call".
18309 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18310 (mips_near_type_p, mips_far_type_p): New.
18311 (mips_comp_type_attributes): New function to check that attributes
18312 attached to a function type are compatible.
18313 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18314 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18315 to the target function of the thunk.
18316 (mips_encode_section_info): Check for "near" and "far" function
18317 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18319 * config/mips/predicates.md (const_call_insn_operand): Test only
18320 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18322 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18325 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18326 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18327 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18328 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18330 2007-05-25 Eric Christopher <echristo@apple.com>
18332 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18333 to x86-darwin configurations.
18334 * config/i386/t-darwin: Add softfp support.
18335 * config/i386/t-darwin64: Ditto.
18336 * config/i386/sfp-machine.h: If mach then don't use
18337 aliasing, emit a stub to call.
18339 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18341 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18342 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18343 tree-predcom.c, tree-ssa-alias-warnings.c,
18344 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18345 comment typos. Follow spelling conventions.
18346 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18348 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18351 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18352 constants into memory. Expand unaligned memory references for
18353 SSE modes via x86_expand_vector_move_misalign() function.
18355 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18357 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18358 "memory" attribute for "sseishft" type insn without operands[2].
18360 2007-05-25 Dirk Mueller <dmueller@suse.de>
18361 Marcus Meissner <meissner@suse.de>
18363 * doc/extend.texi (alloc_size): New attribute.
18364 * c-common.c (handle_alloc_size_attribute): New.
18365 * tree-object-size.c (alloc_object_size): Use alloc_size
18366 attribute, if available.
18368 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18370 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18372 (__builtin_ia32_vec_ext_v2di): Likewise.
18373 (__builtin_ia32_vec_ext_v4si): Likewise.
18374 (__builtin_ia32_vec_ext_v8hi): Likewise.
18375 (__builtin_ia32_vec_ext_v16qi): Likewise.
18376 (__builtin_ia32_vec_set_v8hi): Likewise.
18378 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18380 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18382 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18384 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18385 (arm_is_longcall_p): Rename to...
18386 (arm_is_long_call_p): ...this. Take a single tree argument and
18388 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18389 (CUMULATIVE_ARGS): Remove call_cookie.
18390 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18391 (ENCODED_LONG_CALL_ATTR_P): Delete.
18392 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18393 LONG_CALL_FLAG_CHAR cases.
18394 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18395 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18396 ARM_DECLARE_FUNCTION_SIZE.
18397 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18398 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18399 (arm_encode_call_attribute, current_file_function_operand): Delete.
18400 (arm_function_in_section_p): New function.
18401 (arm_is_longcall_p): Rename to...
18402 (arm_is_long_call_p): ...this. Take the target function as a single
18403 argument and return a bool. Do not rely on call cookies. Check
18404 whether the target symbol is in the same section as the current
18405 function, not just the same compilation unit.
18406 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18407 (arm_encode_section_info): Don't encode a call type.
18408 * config/arm/arm.md (call, call_value): Update calls to
18409 arm_is_long(_)call_p. Simplify logic.
18410 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18411 Update calls to arm_is_long(_)call_p.
18413 2007-05-25 Richard Guenther <rguenther@suse.de>
18415 PR tree-optimization/31982
18416 * tree-ssa-forwprop.c
18417 (forward_propagate_addr_into_variable_array_index): Handle arrays
18418 with element size one.
18420 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18422 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18423 (umulsi3_highpart): Likewise.
18425 2007-05-24 Ian Lance Taylor <iant@google.com>
18427 PR rtl-optimization/32069
18428 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18431 2007-05-24 Ollie Wild <aaw@google.com>
18433 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18436 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18438 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18439 (oprs_unchanged_p): Use it to check all registers in a REG.
18440 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18441 (reg_set_between_after_reload_p): Delete.
18442 (reg_used_between_after_reload_p): Likewise.
18443 (reg_set_or_used_since_bb_start): Likewise.
18444 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18445 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18446 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18447 * rtlanal.c (reg_set_p): Check whether REG overlaps
18448 regs_invalidated_by_call, rather than just checking the
18449 membership of REGNO (REG).
18451 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18453 * doc/passes.texi: Document predictive commoning.
18454 * doc/invoke.texi (-fpredictive-commoning): Document.
18455 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18456 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18457 adding indices to the generated name.
18458 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18459 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18460 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18461 (op_symbol_code): ... and exported.
18462 (dump_omp_clause, op_symbol): Use op_symbol_code
18463 instead of op_symbol_1.
18464 * tree-pass.h (pass_predcom): Declare.
18465 * timevar.def (TV_PREDCOM): New timevar.
18466 * tree-ssa-loop.c (run_tree_predictive_commoning,
18467 gate_tree_predictive_commoning, pass_predcom): New.
18468 * tree-data-ref.c (find_data_references_in_loop): Find the
18469 references in dominance order.
18470 (canonicalize_base_object_address): Ensure that the result has
18472 (dr_analyze_innermost): Export.
18473 (create_data_ref): Code to fail for references with invariant
18475 (find_data_references_in_stmt): ... here.
18476 * tree-data-ref.h (dr_analyze_innermost): Declare.
18477 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18478 (aff_combination_find_elt, name_expansion_hash,
18479 name_expansion_eq, tree_to_aff_combination_expand,
18480 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18482 * tree-affine.h (aff_combination_constant_multiple_p,
18483 tree_to_aff_combination_expand): Declare.
18484 * tree-predcom.c: New file.
18485 * common.opt (fpredictive-commoning): New option.
18486 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18487 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18488 * Makefile.in (tree-predcom.o): Add.
18489 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18490 * passes.c (init_optimization_passes): Add dceloop after
18491 copy propagation in loop optimizer. Add predictive commoning
18492 to loop optimizer passes.
18494 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18496 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18499 2007-05-24 Jan Hubicka <jh@suse.cz>
18501 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18503 (genheader): Include statistics.h.
18505 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18507 * print-rtl.c (flag_dump_unnumbered): Update comments.
18508 (print_rtl): Fix my previous change.
18509 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18512 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18514 PR middle-end/32018
18515 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18517 (thread_through_all_blocks): Call initialize_original_copy_tables
18518 and free_original_copy_tables.
18519 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18521 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18522 * cfghooks.c (duplicate_block): Use get_loop_copy.
18523 * cfg.c: Include cfgloop.h.
18524 (loop_copy): New hash table.
18525 (initialize_original_copy_tables): Initialize loop_copy table.
18526 (free_original_copy_tables): Free loop_copy table.
18527 (copy_original_table_clear, copy_original_table_set,
18528 set_loop_copy, get_loop_copy): New functions.
18529 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18530 * cfgloop.h (struct loop): Remove copy field.
18531 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18532 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18534 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18536 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18537 -msse/-msse2/-msse3.
18539 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18541 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18542 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18544 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18547 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18548 * targhooks.h (default_mangle_decl_assembler_name): Declare
18550 * targhooks.c (default_mangle_decl_assembler_name): Define
18552 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18554 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18555 * langhooks.c (lhd_set_decl_assembler_name): Call
18556 targetm.mangle_decl_assembler_name for names with global scope.
18558 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18560 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18561 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18563 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18564 New. Factored out of i386_pe_encode_section_info.
18565 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18566 Move check for prior decoration of stdcall
18567 symbols to i386_pe_encode_section_info.
18568 (i386_pe_encode_section_info): Adjust call to
18569 gen_stdcall_or_fastcall_suffix. Use
18570 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18571 (i386_pe_mangle_decl_assembler_name): New. Wrap
18572 i386_pe_maybe_mangle_decl_assembler_name.
18574 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18576 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18577 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18578 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18579 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18580 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18583 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18584 Nigel Stephens <nigel@mips.com>
18585 Richard Sandiford <richard@codesourcery.com>
18587 Fix up MIPS16 hard float and add support for complex.
18589 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18590 (TARGET_SOFT_FLOAT_ABI): New.
18591 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18592 __mips_soft_float to reflect the ABI in use, not whether the
18593 FPU is directly accessible (e.g., in MIPS16 mode).
18594 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18595 (UNITS_PER_FPVALUE): Likewise.
18597 * config/mips/mips.c (mips_expand_call): Remove redundant
18598 TARGET_MIPS16 check.
18599 (mips_arg_regno): New.
18600 (function_arg_advance): When setting bits in cum->fp_code for
18601 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18603 (function_arg): Use mips_arg_regno.
18604 (mips_return_mode_in_fpr_p): New.
18605 (mips16_call_stub_mode_suffix): New.
18606 (mips16_cfun_returns_in_fpr_p): New.
18607 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18608 (mips_output_function_prologue): Test mips16_hard_float, not
18609 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18610 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18611 return value into a floating-point register.
18612 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18613 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18614 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18615 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18616 word of double arguments from or to the high bits of 64-bit
18617 floating point registers.
18618 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18619 (mips16_fpret_double): New helper function.
18620 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18621 support for complex modes. Fill in DECL_RESULT for stubdecl.
18622 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18624 * config/mips/mips16.S
18625 (RET, ARG1, ARG2): New.
18626 (MERGE_GPRf, MERGE_GPRt): New.
18627 (DELAYt, DELAYf): New.
18628 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18629 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18630 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18631 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18632 (SFOP): Renamed to...
18633 (OPSF3): This, and macro-ified. Updated all uses.
18634 (SFOP2): Renamed to...
18635 (OPSF2): This, and macro-ified. Updated all uses.
18636 (SFCMP): Renamed to...
18637 (CMPSF): This, and macro-ified. Updated all uses.
18638 (SFREVCMP): Renamed to...
18639 (REVCMPSF): This, and macro-ified. Updated all uses.
18640 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18641 (LDDBL1, LDDBL2, RETDBL): Deleted.
18642 (DFOP): Renamed to...
18643 (OPDF3): This, and macro-ified. Updated all uses.
18644 (DFOP2): Renamed to...
18645 (OPDF2): This, and macro-ified. Updated all uses.
18646 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18647 (DFCMP): Renamed to...
18648 (CMPDF): This, and macro-ified. Updated all uses.
18649 (DFREVCMP): Renamed to...
18650 (REVCMPDF): This, and macro-ified. Updated all uses.
18651 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18652 (RET_FUNCTION): New.
18653 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18654 (__mips16_ret_sc, __mips16_ret_dc): New.
18655 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18656 STUB_ARGS_6, STUB_ARGS_10): New.
18657 (CALL_STUB_NO_RET): New.
18658 (__mips16_call_stub_1): Macro-ified.
18659 (__mips16_call_stub_5): Macro-ified.
18660 (__mips16_call_stub_2): Macro-ified.
18661 (__mips16_call_stub_6): Macro-ified.
18662 (__mips16_call_stub_9): Macro-ified.
18663 (__mips16_call_stub_10): Macro-ified.
18664 (CALL_STUB_RET): New.
18665 (__mips16_call_stub_sf_0): Macro-ified.
18666 (__mips16_call_stub_sf_1): Macro-ified.
18667 (__mips16_call_stub_sf_5): Macro-ified.
18668 (__mips16_call_stub_sf_2): Macro-ified.
18669 (__mips16_call_stub_sf_6): Macro-ified.
18670 (__mips16_call_stub_sf_9): Macro-ified.
18671 (__mips16_call_stub_sf_10): Macro-ified.
18672 (__mips16_call_stub_df_0): Macro-ified.
18673 (__mips16_call_stub_df_1): Macro-ified.
18674 (__mips16_call_stub_df_5): Macro-ified.
18675 (__mips16_call_stub_df_2): Macro-ified.
18676 (__mips16_call_stub_df_6): Macro-ified.
18677 (__mips16_call_stub_df_9): Macro-ified.
18678 (__mips16_call_stub_df_10): Macro-ified.
18679 (__mips16_call_stub_sc_0): New.
18680 (__mips16_call_stub_sc_1): New.
18681 (__mips16_call_stub_sc_5): New.
18682 (__mips16_call_stub_sc_2): New.
18683 (__mips16_call_stub_sc_6): New.
18684 (__mips16_call_stub_sc_9): New.
18685 (__mips16_call_stub_sc_10): New.
18686 (__mips16_call_stub_dc_0): New.
18687 (__mips16_call_stub_dc_1): New.
18688 (__mips16_call_stub_dc_5): New.
18689 (__mips16_call_stub_dc_2): New.
18690 (__mips16_call_stub_dc_6): New.
18691 (__mips16_call_stub_dc_9): New.
18692 (__mips16_call_stub_dc_10): New.
18694 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18695 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18696 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18698 2007-05-23 Ian Lance Taylor <iant@google.com>
18700 * doc/invoke.texi (Invoking GCC): Document that the order of the
18703 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18706 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18707 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18708 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18712 * config/score/score.c (score_print_operand): Make sure that only
18713 lower bits are used.
18715 2007-05-22 Ian Lance Taylor <iant@google.com>
18717 * tree-vrp.c (avoid_overflow_infinity): New static function,
18718 broken out of set_value_range_to_value.
18719 (set_value_range_to_value): Call avoid_overflow_infinity.
18720 (extract_range_from_assert): Likewise.
18722 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18724 PR middle-end/31095
18725 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18726 change the type before looking for a COMPOUND_EXPR.
18728 2007-05-22 Ian Lance Taylor <iant@google.com>
18730 * lower-subreg.c (decompose_multiword_subregs): If we change an
18731 insn, call remove_retval_note on it.
18733 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18735 * regs.h (end_hard_regno): New function.
18736 (END_HARD_REGNO, END_REGNO): New macros.
18737 (add_to_hard_reg_set): New function.
18738 (remove_from_hard_reg_set): Likewise.
18739 (in_hard_reg_set_p): Likewise.
18740 (overlaps_hard_reg_set_p): Likewise.
18741 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18742 (note_btr_set): Use END_HARD_REGNO.
18743 * caller-save.c (setup_save_areas): Use end_hard_regno.
18744 (mark_set_regs): Use END_HARD_REGNO.
18745 (add_stored_regs): Use end_hard_regno.
18746 (mark_referenced_regs): Use add_to_hard_reg_set.
18747 * combine.c (update_table_tick): Use END_REGNO.
18748 (record_value_for_reg): Likewise.
18749 (record_dead_and_set_regs): Likewise.
18750 (get_last_value_validate): Likewise.
18751 (use_crosses_set_p): Likewise.
18752 (reg_dead_at_p_1): Likewise.
18753 (reg_dead_at_p): Likewise.
18754 (mark_used_regs_combine): Use add_to_hard_reg_set.
18755 (move_deaths): Use END_HARD_REGNO.
18756 (reg_bitfield_target_p): Use end_hard_regno.
18757 (distribute_notes): Use END_HARD_REGNO.
18758 * cse.c (mention_regs): Use END_REGNO.
18759 (insert): Use add_to_hard_reg_set.
18760 (invalidate): Use END_HARD_REGNO.
18761 (invalidate_for_call): Likewise.
18762 (exp_equiv_p): Use END_REGNO.
18763 (cse_insn): Likewise.
18764 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18765 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18766 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18767 * function.c (keep_stack_depressed): Use end_hard_regno.
18768 * global.c (global_alloc): Use end_hard_regno.
18769 (global_conflicts): Use add_to_hard_reg_set instead of
18771 (find_reg): Likewise.
18772 (mark_reg_store): Likewise.
18773 (mark_reg_conflicts): Likewise.
18774 (mark_reg_death): Use remove_from_hard_reg_set.
18775 (mark_reg_live_nc): Delete.
18776 (set_preference): Use end_hard_regno.
18777 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18778 remove_from_hard_reg_set.
18779 (post_mark_life): Use add_to_hard_reg_set.
18780 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18781 (reg_becomes_live): Use add_to_hard_reg_set.
18782 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18783 (peep2_find_free_register): Use add_to_hard_reg_set.
18784 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18785 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18786 * regrename.c (note_sets): Use add_to_hard_reg_set.
18787 (clear_dead_regs): Use remove_from_hard_reg_set.
18788 (regrename_optimize): Use add_to_hard_reg_set.
18789 (find_oldest_value_reg): Use in_hard_reg_set_p.
18790 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18791 (hard_reg_set_here_p): Use end_hard_regno.
18792 (decompose): Likewise.
18793 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18794 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18795 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18796 (mark_home_live): Use end_hard_regno.
18797 (spill_hard_reg): Likewise.
18798 (clear_reload_reg_in_use): Likewise.
18799 * reorg.c (delete_prior_computation): Use END_REGNO.
18800 * resource.c (update_live_status): Use END_HARD_REGNO.
18801 (mark_referenced_resources): Use add_to_hard_reg_set.
18802 (mark_set_resources): Likewise.
18803 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18804 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18805 (reg_overlap_mentioned_p): Likewise.
18806 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18807 (covers_regno_no_parallel_p): Use END_REGNO.
18808 (find_regno_note): Likewise.
18809 (find_reg_fusage): Use END_HARD_REGNO.
18810 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18811 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18813 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18815 * mode-switching.c (reg_dies): Change type of second argument to
18817 (optimize_mode_switching): Update accordingly.
18819 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18821 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18823 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18824 (hard_reg_set_empty_p): ...these new functions.
18825 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18826 GO_IF_HARD_REG_SUBSET.
18827 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18828 instead of GO_IF_HARD_REG_EQUAL.
18829 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18830 instead of GO_IF_HARD_REG_EQUAL.
18831 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18832 GO_IF_HARD_REG_SUBSET.
18833 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18834 GO_IF_HARD_REG_EQUAL.
18835 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18836 of GO_IF_HARD_REG_SUBSET.
18837 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18838 instead of GO_IF_HARD_REG_EQUAL.
18839 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18840 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18841 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18842 of GO_IF_HARD_REG_SUBSET,
18843 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18844 GO_IF_HARD_REG_SUBSET.
18845 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18846 instead of GO_IF_HARD_REG_EQUAL.
18847 * config/sh/sh.c (push_regs, calc_live_regs): Use
18848 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18849 (hard_regs_intersect_p): Delete.
18851 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18853 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18855 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18856 Richard Henderson <rth@redhat.com>
18858 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18860 (x86_64-*-*): Likewise.
18862 * i386/i386-modes.def (V2QI): New.
18864 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18866 (override_options): Support SSE4.1.
18867 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18868 (IX86_BUILTIN_BLENDPS): Likewise.
18869 (IX86_BUILTIN_BLENDVPD): Likewise.
18870 (IX86_BUILTIN_BLENDVPS): Likewise.
18871 (IX86_BUILTIN_PBLENDVB128): Likewise.
18872 (IX86_BUILTIN_PBLENDW128): Likewise.
18873 (IX86_BUILTIN_DPPD): Likewise.
18874 (IX86_BUILTIN_DPPS): Likewise.
18875 (IX86_BUILTIN_INSERTPS128): Likewise.
18876 (IX86_BUILTIN_MOVNTDQA): Likewise.
18877 (IX86_BUILTIN_MPSADBW128): Likewise.
18878 (IX86_BUILTIN_PACKUSDW128): Likewise.
18879 (IX86_BUILTIN_PCMPEQQ): Likewise.
18880 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18881 (IX86_BUILTIN_PMAXSB128): Likewise.
18882 (IX86_BUILTIN_PMAXSD128): Likewise.
18883 (IX86_BUILTIN_PMAXUD128): Likewise.
18884 (IX86_BUILTIN_PMAXUW128): Likewise.
18885 (IX86_BUILTIN_PMINSB128): Likewise.
18886 (IX86_BUILTIN_PMINSD128): Likewise.
18887 (IX86_BUILTIN_PMINUD128): Likewise.
18888 (IX86_BUILTIN_PMINUW128): Likewise.
18889 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18890 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18891 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18892 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18893 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18894 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18895 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18896 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18897 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18898 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18899 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18900 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18901 (IX86_BUILTIN_PMULDQ128): Likewise.
18902 (IX86_BUILTIN_PMULLD128): Likewise.
18903 (IX86_BUILTIN_ROUNDPD): Likewise.
18904 (IX86_BUILTIN_ROUNDPS): Likewise.
18905 (IX86_BUILTIN_ROUNDSD): Likewise.
18906 (IX86_BUILTIN_ROUNDSS): Likewise.
18907 (IX86_BUILTIN_PTESTZ): Likewise.
18908 (IX86_BUILTIN_PTESTC): Likewise.
18909 (IX86_BUILTIN_PTESTNZC): Likewise.
18910 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18911 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18912 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18913 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18914 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18915 (bdesc_ptest): New.
18916 (bdesc_sse_3arg): Likewise.
18917 (bdesc_2arg): Likewise.
18918 (bdesc_1arg): Likewise.
18919 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18921 (ix86_expand_sse_4_operands_builtin): New.
18922 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18923 smaller than 8 bits as the 2nd arg.
18924 (ix86_expand_sse_ptest): New.
18925 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18926 (ix86_expand_vector_set): Support SSE4.1.
18927 (ix86_expand_vector_extract): Likewise.
18929 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18930 __SSE4_1__ for -msse4.1.
18932 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18933 (UNSPEC_INSERTPS): Likewise.
18934 (UNSPEC_DP): Likewise.
18935 (UNSPEC_MOVNTDQA): Likewise.
18936 (UNSPEC_MPSADBW): Likewise.
18937 (UNSPEC_PHMINPOSUW): Likewise.
18938 (UNSPEC_PTEST): Likewise.
18939 (UNSPEC_ROUNDP): Likewise.
18940 (UNSPEC_ROUNDS): Likewise.
18942 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18944 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18945 (const_pow2_1_to_32768_operand): Likewise.
18947 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18950 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18952 (sse4_1_insertps): Likewise.
18953 (*sse4_1_extractps): Likewise.
18954 (sse4_1_ptest): Likewise.
18955 (sse4_1_mulv2siv2di3): Likewise.
18956 (*sse4_1_mulv4si3): Likewise.
18957 (*sse4_1_smax<mode>3): Likewise.
18958 (*sse4_1_umax<mode>3): Likewise.
18959 (*sse4_1_smin<mode>3): Likewise.
18960 (*sse4_1_umin<mode>3): Likewise.
18961 (sse4_1_eqv2di3): Likewise.
18962 (*sse4_1_pinsrb): Likewise.
18963 (*sse4_1_pinsrd): Likewise.
18964 (*sse4_1_pinsrq): Likewise.
18965 (*sse4_1_pextrb): Likewise.
18966 (*sse4_1_pextrb_memory): Likewise.
18967 (*sse4_1_pextrw_memory): Likewise.
18968 (*sse4_1_pextrq): Likewise.
18969 (sse4_1_blendpd): Likewise.
18970 (sse4_1_blendps): Likewise.
18971 (sse4_1_blendvpd): Likewise.
18972 (sse4_1_blendvps): Likewise.
18973 (sse4_1_dppd): Likewise.
18974 (sse4_1_dpps): Likewise.
18975 (sse4_1_movntdqa): Likewise.
18976 (sse4_1_mpsadbw): Likewise.
18977 (sse4_1_packusdw): Likewise.
18978 (sse4_1_pblendvb): Likewise.
18979 (sse4_1_pblendw): Likewise.
18980 (sse4_1_phminposuw): Likewise.
18981 (sse4_1_extendv8qiv8hi2): Likewise.
18982 (*sse4_1_extendv8qiv8hi2): Likewise.
18983 (sse4_1_extendv4qiv4si2): Likewise.
18984 (*sse4_1_extendv4qiv4si2): Likewise.
18985 (sse4_1_extendv2qiv2di2): Likewise.
18986 (*sse4_1_extendv2qiv2di2): Likewise.
18987 (sse4_1_extendv4hiv4si2): Likewise.
18988 (*sse4_1_extendv4hiv4si2): Likewise.
18989 (sse4_1_extendv2hiv2di2): Likewise.
18990 (*sse4_1_extendv2hiv2di2): Likewise.
18991 (sse4_1_extendv2siv2di2): Likewise.
18992 (*sse4_1_extendv2siv2di2): Likewise.
18993 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18994 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18995 (sse4_1_zero_extendv4qiv4si2): Likewise.
18996 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18997 (sse4_1_zero_extendv2qiv2di2): Likewise.
18998 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18999 (sse4_1_zero_extendv4hiv4si2): Likewise.
19000 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19001 (sse4_1_zero_extendv2hiv2di2): Likewise.
19002 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19003 (sse4_1_zero_extendv2siv2di2): Likewise.
19004 (*sse4_1_zero_extendv2siv2di2): Likewise.
19005 (sse4_1_roundpd): Likewise.
19006 (sse4_1_roundps): Likewise.
19007 (sse4_1_roundsd): Likewise.
19008 (sse4_1_roundss): Likewise.
19009 (mulv4si3): Don't expand for SSE4.1.
19010 (smax<mode>3): Likewise.
19011 (umaxv4si3): Likewise.
19012 (uminv16qi3): Likewise.
19013 (umin<mode>3): Likewise.
19014 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19016 * doc/extend.texi: Document SSE4.1 built-in functions.
19018 * doc/invoke.texi: Document -msse4.1.
19020 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19022 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19023 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19024 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19025 (ASM_SPEC): Add asm_pcrel_spec.
19026 (EXTRA_SPECS): Add asm_pcrel_spec.
19028 2007-05-21 David Daney <ddaney@avtrex.com>
19030 * doc/install.texi (Building a cross compiler): Add requirements
19031 for Java cross compiler.
19033 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19035 PR middle-end/31995
19036 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19037 Add loopno argument. Use evolution_function_is_invariant_rec_p
19038 instead of evolution_function_is_constant_p.
19039 Update calls to evolution_function_is_affine_multivariate_p.
19040 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19041 Add loopno argument.
19042 * tree-scalar-evolution.c (gather_chrec_stats): Call
19043 evolution_function_is_affine_multivariate_p with a loop
19045 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19046 (analyze_overlapping_iterations): Likewise.
19047 (access_functions_are_affine_or_constant_p): Likewise.
19048 (build_classic_dist_vector_1): If the access functions
19049 are equal, don't do anything.
19051 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19052 Paolo Carlini <pcarlini@suse.de>
19053 Uros Bizjak <ubizjak@gmail.com>
19055 * c-cppbuiltin.c (c_cpp_builtins): Define
19056 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19057 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19058 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19059 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19061 2007-05-21 Mike Stump <mrs@apple.com>
19063 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19065 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19067 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19069 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19070 implementation if __OPTIMIZE__ is not defined.
19071 (_mm_alignr_pi8): Ditto.
19072 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19073 (_mm_inserti_si64): Ditto.
19074 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19075 (_mm_slli_epi16): Ditto.
19076 (_mm_slli_epi32): Ditto.
19077 (_mm_slli_epi64): Ditto.
19078 (_mm_srai_epi16): Ditto.
19079 (_mm_srai_epi32): Ditto.
19080 (_mm_srli_si128): Ditto.
19081 (_mm_slli_si128): Ditto.
19082 (_mm_srli_epi16): Ditto.
19083 (_mm_srli_epi32): Ditto.
19084 (_mm_srli_epi64): Ditto.
19085 (_mm_extract_epi16): Ditto.
19086 (_mm_insert_epi16): Ditto.
19087 (_mm_shufflehi_epi16): Ditto.
19088 (_mm_shufflelo_epi16): Ditto.
19089 (_mm_shuffle_epi32): Ditto.
19090 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19091 (_m_pextrw): Ditto.
19092 (_mm_insert_pi16): Ditto.
19093 (_m_pinsrw): Ditto.
19094 (_mm_shuffle_pi16): Ditto.
19095 (_m_pshufw): Ditto.
19096 (_mm_shufle_ps): Ditto.
19097 (_mm_prefetch): Ditto.
19099 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19101 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19102 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19103 * real.c (encode_i370_single, decode_i370_single,
19104 encode_i370_double, decode_i370_double): Functions removed.
19105 (i370_single_format, i370_double_format): Initializations removed.
19106 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19107 Consider the log2_b field to always be one.
19108 (ieee_single_format, mips_single_format, coldfire_single_format,
19109 ieee_double_format, mips_double_format, coldfire_double_format,
19110 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19111 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19112 ibm_extended_format, mips_extended_format, ieee_quad_format,
19113 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19114 decimal_single_format, decimal_double_format, decimal_quad_format,
19115 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19116 initialization of log2_b.
19117 * real.h (i370_single_format, i370_double_format): Declarations
19119 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19120 field to always be one.
19122 2007-05-21 Andreas Schwab <schwab@suse.de>
19124 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19125 NOTE_INSN_BASIC_BLOCK_P.
19126 (process_for_unwind_directive): Likewise.
19128 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19130 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19131 * function.h (struct function): Move va_list_gpr_size,
19132 va_list_fpr_size, function_frequency to front of bitfields. Add
19134 (current_function_calls_unwind_init): New.
19135 * except.c (expand_builtin_unwind_init): Set
19136 current_function_calls_unwind_init not
19137 current_function_has_nonlocal_label.
19138 * reload1.c (has_nonexceptional_receiver): New.
19139 (reload): Use it and current_function_calls_unwind_init to
19140 determine whether call-saved regs must be saved.
19142 2007-05-20 Jan Hubicka <jh@suse.cz>
19144 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19145 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19146 * ddg.c (create_ddg): LIkewise.
19147 * final.c (final): Remove hunk moving line number notes around since
19148 they are no longer present at this stage.
19149 (final_scan_insn): Use NOTE_KIND instead of
19150 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19151 (output_asm_label): Likewise.
19152 * reorg.c (dbr_schedule): Likewise.
19153 * haifa-sched.c (unlink_other_notes): Likewise.
19154 * mode-switching.c (optimize_mode_switching): Likewise.
19155 * graph.c (start_bb): Likewise.
19156 * rtl.def (NOTE): Update description.
19157 * jump.c (squeeze_notes): Delete.
19158 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19159 NOTE_INSN_BASIC_BLOCK_P when possible.
19160 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19161 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19162 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19163 (dwarf2out_var_location): Likewise.
19164 * cfgbuild.c (make_edges): Likewise.
19165 (find_basic_blocks_1): Likewise.
19166 * function.c (reorder_blocks_1): Likewise.
19167 (epilogue_done): Likewise.
19168 (reposition_prologue_and_epilogue_notes): Likewise.
19169 * print-rtl.c (print_rtx): Likewise; drop code for printing
19171 (print_rtl): Likewise.
19172 (print_rtl_single): Likewise.
19173 * gcse.c (insert_insn_start_bb): Likewise.
19174 * alias.c (init_alias_analysis): Likewise.
19175 * calls.c (fixup_tail_calls): Likewise.
19176 * except.c (sjlj_emit_function_enter): Likewise.
19177 * emit-rtl.c (add_insn_after): Likeiwse.
19178 (emit_label_before): Likewise.
19179 (emit_label_after): Likewise.
19180 (emit_note_before, emit_note_after, emit_note): Update
19181 parameter to be enum insn_note; do not deal with source
19183 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19184 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19186 (merge_blocks_move_successor_nojumps): Simplify now when
19187 we don't have BLOCK notes.
19188 (try_optimize_cfg): Likewise.
19189 * cfglayout.c (skip_insns_after_block): Likewise.
19190 (record_effective_endpoints): Likewise.
19191 (duplicate_insn_chain): Likewise.
19192 * varasm.c (output_constant_pool_1): Likewise.
19193 * sched-deps.c (sched_analyze): Likewise.
19194 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19196 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19197 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19198 (SET_INSN_DELETED): Simplify.
19199 (NOTE_LINE_NUMBER): Exterminate.
19200 (NOTE_LINE_KIND): New.
19201 (NOTE_INSN_BASIC_BLOCK_P): Update.
19202 (enum insn_note): Simplify.
19203 (GET_NOTE_INSN_NAME) Simplify.
19204 (emit_note_before, emit_note_after, emit_note): Update prototype.
19205 (squeeze_notes): Remove.
19206 * sched-int.h (NOTE_NOT_BB_P): Update.
19207 * resource.c (mark_target_live_regs): Update.
19208 * sched-rgn.c (debug_dependencies): Update.
19209 * sched-vis.c (print_insn): Update.
19210 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19211 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19212 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19213 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19214 (split_branches): Update.
19215 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19217 (sh_adjust_unroll_max): Exterminate.
19218 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19219 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19220 (m68hc11_reorg): Likewise.
19221 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19222 (emit_predicate_relation_info): Update.
19223 (process_for_unwind_directive): Update.
19224 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19225 (output_call): Update.
19226 * config/pa/pa.c (output_lbranch): Update.
19227 (output_millicode_call): Update.
19228 (output_call): Update.
19229 (pa_combine_instructions): Update.
19230 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19231 * config/bfin/bfin.c (gen_one_bundle): Update.
19232 * cfgrtl.c (can_delete_note_p): Update.
19233 (delete_insn): Update.
19234 (rtl_merge_blocks): Update.
19235 (commit_one_edge_insertion): Update.
19236 (rtl_verify_flow_info): Update.
19237 * stmt.c (expand_case): Do not call squeeze_notes.
19239 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19246 * c.opt (Wtype-limits): New.
19247 * doc/invoke.texi (Wtype-limits): Document it.
19248 (Wextra): Enabled by -Wextra.
19249 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19250 * c-common.c (shorten_compare): Warn with Wtype-limits.
19252 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19254 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19255 inlined function, not as a macro.
19256 (_mm_alignr_pi8): Ditto.
19257 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19258 (_mm_inserti_si64): Ditto.
19259 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19260 (_mm_extract_epi16): Ditto.
19261 (_mm_insert_epi16): Ditto.
19262 (_mm_shufflehi_epi16): Ditto.
19263 (_mm_shufflelo_epi16): Ditto.
19264 (_mm_shuffle_epi32): Ditto.
19265 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19266 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19268 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19270 (_m_to_float): Use C89 compatible assignment.
19272 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19275 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19277 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19280 * doc/invoke.texi (Wreturn-type): Complete description.
19281 (Wextra): Delete item about return-type warning.
19282 * c-decl.c: Delete redundant Wextra warning.
19284 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19287 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19288 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19289 inlined function, not as a macro.
19290 (_mm_prefetch): Ditto.
19291 (_m_pextrw): Ditto.
19292 (_mm_insert_pi16): Ditto.
19293 (_m_pinsrw): Ditto.
19294 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19295 (_m_pshufw): Ditto. Add const to __N argument.
19296 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19297 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19298 (_mm_slli_epi32): Ditto.
19299 (_mm_srli_si128): Implement as always inlined function, not as a
19300 macro. Add __inline to function declaration.
19301 (_mm_slli_si128): Ditto.
19303 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19305 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19306 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19308 (struct fenv): New structure.
19309 (FP_HANDLE_EXCEPTIONS): New define.
19310 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19311 (_FP_DECL_EXP): New define.
19312 (FP_INIT_ROUNDMODE): New define.
19313 (FP_ROUNDMODE): New define.
19315 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19317 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19318 (Wconversion): Update description.
19319 (Wconversion-sign): New.
19320 * c.opt (Wconversion-sign): New.
19321 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19322 means disabled for C++. Otherwise, take the status of Wconversion.
19323 * c-common.c (conversion_warning): Warn with either Wconversion or
19325 (warnings_for_convert_and_check): Conditions are already checked by
19326 conversion_warning.
19327 (convert_and_check): Don't check warnings if the conversion failed.
19329 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19330 Anatoly Sokolov <aesok@dol.ru>
19332 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19333 avr_epilogue_uses) : Add declaration.
19334 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19335 * config/avr/constraints.md (R): New constraint.
19336 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19337 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19338 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19339 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19340 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19341 call_prologue_saves, epilogue_restores, return_from_epilogue,
19342 return_from_main_epilogue, return_from_interrupt_epilogue,
19343 return_from_naked_epilogue, prologue, epilogue): New patterns.
19344 (jump): Handle symbol reference.
19345 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19346 avr_output_function_prologue, avr_output_function_epilogue): Remove
19348 (avr_init_machine_status, expand_prologue, expand_epilogue,
19349 avr_asm_function_end_prologue, avr_epilogue_uses,
19350 avr_asm_function_begin_epilogue): New functions.
19351 (prologue_size, epilogue_size, jump_tables_size): Remove global
19353 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19354 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19355 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19356 (avr_override_options): Initialise init_machine_status.
19357 (output_movhi): Handle all stack pointer loads.
19358 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19359 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19360 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19361 (EPILOGUE_USES) Redefine.
19362 (machine_function) Declare.
19364 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19366 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19367 Use a single return statement.
19369 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19371 PR middle-end/30250
19372 * builtins.c (do_mpfr_lgamma_r): New.
19373 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19374 * tree.h (CASE_FLT_FN_REENT): New.
19376 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19378 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19379 (output_die): Use 'unsigned long' with %x.
19380 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19381 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19382 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19384 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19386 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19391 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19392 true if function has no argument.
19394 2007-05-18 DJ Delorie <dj@redhat.com>
19396 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19397 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19399 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19401 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19402 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19403 count_trailing_zeros.
19404 (__i386__): Implement count_leading_zeros using __builtin_clz().
19405 Implement count_trailing_zeros usign __builtin_ctz().
19407 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19409 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19411 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19413 PR middle-end/31344
19414 * expr.c (emit_move_change_mode): Change mode of push operands here.
19416 2007-05-17 Ian Lance Taylor <iant@google.com>
19418 PR tree-optimization/31953
19419 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19420 Change all callers.
19421 (set_value_range_to_null): Call set_value_range_to_value.
19422 (extract_range_from_comparison): Likewise.
19424 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19426 * toplev.c (print_version): Output GMP/MPFR version info.
19428 * builtins.c (CASE_MATHFN_REENT): New macro.
19429 (mathfn_built_in): Use it.
19430 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19431 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19432 BUILT_IN_LGAMMAL_R): New.
19433 * doc/extend.texi: Document new builtins.
19435 PR middle-end/31796
19436 * builtins.c (do_mpfr_remquo): New.
19437 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19438 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19440 PR middle-end/30251
19441 * builtins.c (fold_builtin_1): Handle y0, y1.
19442 (fold_builtin_2): Handle yn.
19444 PR middle-end/30251
19445 * builtins.c (do_mpfr_bessel_n): New.
19446 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19447 (fold_builtin_2): Handle BUILT_IN_JN.
19449 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19452 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19453 TYPE_PRECISION (intmax_type_node).
19455 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19458 * reload.c (subst_reloads): Remove checking.
19460 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19462 PR rtl-optimization/31691
19463 * combine.c (simplify_set): Build a new src pattern instead of
19464 substituting its operands in the COMPARE case.
19466 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19468 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19469 (execute_vrp): Preserve loops through jump threading.
19470 * tree-ssa-threadupdate.c (thread_single_edge,
19471 dbds_continue_enumeration_p, determine_bb_domination_status,
19472 thread_through_loop_header): New functions.
19473 (create_edge_and_update_destination_phis,
19474 create_edge_and_update_destination_phis): Set loops for the new blocks.
19475 (prune_undesirable_thread_requests): Removed.
19476 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19478 (thread_block): Do not call prune_undesirable_thread_requests.
19480 (mark_threaded_blocks): Select edges to thread here.
19481 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19482 Thread edges through loop headers independently.
19483 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19484 * tree-pass.h (TODO_mark_first_instance): New.
19485 (first_pass_instance): Declare.
19486 * cfghooks.c (duplicate_block): Put the block to the original loop
19487 if copy is not specified.
19488 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19489 jump threading. Pass may_peel_loop_headers to
19490 thread_through_all_blocks according to first_pass_instance.
19491 * cfgloop.h (create_preheader): Declare.
19492 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19493 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19494 * passes.c (first_pass_instance): New variable.
19495 (next_pass_1): Set TODO_mark_first_instance.
19496 (execute_todo): Set first_pass_instance.
19498 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19500 PR tree-optimization/24659
19501 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19502 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19503 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19504 OTI_vec_pack_ufix_trunc.
19505 (vec_unpacks_float_hi_optab): Define new macro.
19506 (vec_unpacks_float_lo_optab): Ditto.
19507 (vec_unpacku_float_hi_optab): Ditto.
19508 (vec_unpacku_float_lo_optab): Ditto.
19509 (vec_pack_sfix_trunc_optab): Ditto.
19510 (vec_pack_ufix_trunc_optab): Ditto.
19511 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19512 and vec_pack_[s|u]fix_trunc_optab using
19513 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19514 * tree-vectorizer.c (supportable_widening_operation): Handle
19515 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19516 (supportable_narrowing_operation): New function.
19517 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19518 * tree-vect-transform.c (vectorizable_conversion): Handle
19519 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19520 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19521 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19522 to check for target support.
19523 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19524 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19525 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19526 for VEC_PACK_FIX_TRUNC_EXPR.
19527 (expand_binop): Special case mode of the result for
19528 vec_pack_[u|s]fix_trunc_optab.
19529 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19530 vec_pack_[u|s]fix_trunc_optab.
19532 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19533 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19534 * tree-pretty-print.c (dump_generic_node): Handle
19535 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19536 VEC_PACK_FIX_TRUNC_EXPR.
19538 * expr.c (expand_expr_real_1): Ditto.
19539 * tree-inline.c (estimate_num_insns_1): Ditto.
19540 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19542 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19543 (vec_unpacks_float_lo_v8hi): Ditto.
19544 (vec_unpacku_float_hi_v8hi): Ditto.
19545 (vec_unpacku_float_lo_v8hi): Ditto.
19546 (vec_unpacks_float_hi_v4si): Ditto.
19547 (vec_unpacks_float_lo_v4si): Ditto.
19548 (vec_pack_sfix_trunc_v2df): Ditto.
19550 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19552 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19553 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19554 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19555 [vec_pack_ufix_trunc]: Ditto.
19556 [vec_unpacks_float_hi]: Ditto.
19557 [vec_unpacks_float_lo]: Ditto.
19558 [vec_unpacku_float_hi]: Ditto.
19559 [vec_unpacku_float_lo]: Ditto.
19561 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19563 * soft-fp/README: Update for new files.
19564 * soft-fp/floattisf.c: New file.
19565 * soft-fp/floattidf.c: New file.
19566 * soft-fp/floattitf.c: New file.
19567 * soft-fp/floatuntisf.c: New file.
19568 * soft-fp/floatuntidf.c: New file.
19569 * soft-fp/floatuntitf.c: New file.
19570 * soft-fp/fixsfti.c: New file.
19571 * soft-fp/fixdfti.c: New file.
19572 * soft-fp/fixtfti.c: New file.
19573 * soft-fp/fixunssfti.c: New file.
19574 * soft-fp/fixunsdfti.c: New file.
19575 * soft-fp/fixunstfti.c: New file.
19576 * soft-fp/extendxftf.c: New file.
19577 * soft-fp/trunctfxf.c: New file.
19579 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19580 (__trunctfxf2): Ditto.
19582 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19583 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19584 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19585 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19586 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19587 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19589 * config/i386/t-fprules-softfp64: New file.
19590 * config/i386/sfp-machine.h: New file.
19591 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19592 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19593 and soft-fp/t-softfp to tmake_file.
19594 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19595 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19597 * config/i386/t-linux64 (softfp_wrap_start): New.
19598 (softfp_wrap_end): New.
19599 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19600 supported for TARGET_64BIT.
19602 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19604 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19605 c_common_unsigned_type behavior.
19607 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19609 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19612 2007-05-16 Eric Christopher <echristo@apple.com>
19614 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19615 saving after stack push. Set sp_offset whenever we push.
19616 (rs6000_emit_epilogue): Move altivec register restore before
19619 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19621 * configure.ac: Allow sysroots to be relocated under $prefix as
19622 well as $exec_prefix.
19623 * configure: Regenerate.
19625 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19629 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19631 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19632 (gcc_tooldir): Likewise.
19633 * configure: Regenerate.
19634 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19635 old configure.ac gcc_tooldir setting.
19636 (prefix_to_exec_prefix): New variable.
19637 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19638 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19640 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19642 * c-typeck.c (build_binary_op): Return early for error.
19644 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19646 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19647 struct nb_iter_bound.
19648 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19649 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19650 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19651 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19652 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19653 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19654 (del_scev_info): Use ggc_free.
19655 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19656 * loop-init.c: Include ggc.h.
19657 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19658 (loop_optimizer_finalize): Use ggc_free.
19659 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19660 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19661 pass_iv_optimize): Add TODO_ggc_collect.
19662 * function.h (struct function): Remove skip marker from
19664 * cfgloop.c: Include ggc.h.
19665 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19667 (establish_preds): Vector superloops is gc allocated.
19668 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19670 (flow_loops_find): Vector larray is gc allocated.
19671 (loop_exit_free): Use ggc_free.
19672 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19673 that head of exits list is now not a part of struct loop.
19674 (record_loop_exits): Allocate exits table in gc memory.
19675 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19676 that head of exits list is now not a part of struct loop.
19677 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19678 struct loop_exit): Add GTY marker.
19679 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19680 Add skip marker to aux field. Make head of exits list a separate
19682 (struct loops): Add GTY marker. Make larray vector gc allocated.
19683 Add param marker to exits table.
19684 (get_loops): Type changed.
19685 * Makefile.in (tree-scalar-evolution.o): Add
19686 gt-tree-scalar-evolution.h dependency.
19687 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19688 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19689 * basic-block.h (struct basic_block_def): Remove skip marker from
19692 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19694 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19695 of 0 in the call to expand_expr().
19696 (expand_builtin_mathfn_3): Ditto.
19697 (expand_builtin_interclass_mathfn): Ditto.
19698 (expand_builtin_cexpi): Ditto.
19699 (expand_builtin_int_roundingfn): Ditto.
19700 (expand_builtin_int_roundingfn_2): Ditto.
19701 (expand_builtin_pow): Ditto.
19702 (expand_builtin_powi): Ditto.
19703 (expand_builtin_bswap): Ditto.
19704 (expand_builtin_unop): Ditto.
19705 (expand_builtin_fabs): Ditto.
19706 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19707 the call to expand_expr().
19708 (expand_builtin_sync_operation): Ditto.
19709 (expand_builtin_compare_and_swap): Ditto.
19710 (expand_builtin_lock_test_and_set): Ditto.
19711 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19712 instead of 0 in the call to expand_expr().
19713 (expand_builtin_extract_return_addr): Ditto.
19714 (expand_builtin_eh_return): Ditto.
19715 (expand_eh_return): Ditto.
19716 * explow.c (expr_size): Ditto.
19717 * expr.c (optimize_bitfield_assignment_op): Ditto.
19718 (expand_assignement): Ditto.
19719 (store_expr): Ditto.
19720 (store_field): Ditto.
19721 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19722 the call to expand_expr().
19723 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19724 in the call to expand_expr().
19725 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19726 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19727 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19729 * optabs.c (expand_vec_shift_expr): Ditto.
19730 (expand_vec_cond_expr): Ditto.
19731 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19732 call to expand_expr().
19733 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19734 in the call to expand_expr().
19736 2007-05-14 Dave Korn <dave.korn@artimi.com>
19738 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19740 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19742 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19743 instead of c_common_unsigned_type.
19744 (c_common_unsigned_type): Remove.
19745 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19746 c_common_unsigned_type.
19747 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19748 c_common_unsigned_type.
19749 * c-common.h (c_common_unsigned_type): Remove.
19750 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19751 c_common_unsigned_type.
19752 * c-format.c (check_format_types): Use unsigned_type_for instead of
19753 c_common_unsigned_type.
19754 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19755 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19756 of c_common_unsigned_type.
19757 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19758 lang_hooks.types.unsigned_type.
19759 * expmed.c (make_tree): Use unsigned_type_for instead of
19760 lang_hooks.types.unsigned_type.
19761 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19762 lang_hooks.types.unsigned_type.
19763 (build_range_check): Likewise.
19764 (fold_unary): Likewise.
19765 (fold_binary): Likewise.
19766 (fold_ternary): Likewise.
19767 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19768 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19769 * tree.c (get_unsigned_type): New.
19770 (unsigned_type_for): Use get_unsigned_type instead of
19771 lang_hooks.types.unsigned_type.
19773 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19775 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19776 to m68k_get_function_kind. Update its prototype.
19777 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19779 (m68k_interrupt_function_p): Return enum m68k_function_type
19780 instead of bool. Rename to m68k_get_function_kind.
19781 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19782 target is not fido.
19783 (m68k_compute_frame_layout): Don't mark any register for save
19784 if an interrupt_thread attribute is specified.
19785 (m68k_hard_regno_rename_ok): Update a use of
19786 m68k_interrupt_function_p.
19787 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19788 m68k_interrupt_function_p.
19789 (m68k_function_type): New.
19790 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19791 for a function with an interrupt_thread attribute.
19792 * doc/extend.texi: Document the interrupt_thread attribute.
19794 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19796 Fix PR tree-optimization/31911
19797 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19798 if they didn't change the expression.
19800 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19802 * tree-scalar-evolution.c (resolve_mixers): Exported.
19803 * tree-scalar-evolution.h (resolve_mixers): Declare.
19804 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19805 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19806 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19807 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19808 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19809 strip_conversion, analyze_offset_expr, address_analysis,
19810 object_analysis, analyze_offset): Removed.
19811 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19812 split_constant_offset, canonicalize_base_object_address,
19813 object_address_invariant_in_loop_p, disjoint_objects_p,
19814 dr_may_alias_p, dr_address_invariant_p): New functions.
19815 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19816 and dr_analyze_alias.
19817 (initialize_data_dependence_relation): Use dr_may_alias_p
19818 and object_address_invariant_in_loop_p.
19819 (compute_self_dependence): Handle the case when
19820 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19821 (find_data_references_in_stmt): Restrict the analysis of data
19822 references to the given loop nest.
19823 (find_data_references_in_loop): Made static. Pass loop nest to
19824 find_data_references_in_stmt.
19825 (compute_data_dependences_for_loop): Use DR_VOPS.
19826 (free_data_ref): Free DR_VOPS.
19827 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19828 (struct innermost_loop_behavior): ... new.
19829 (struct base_object_info): Replaced by ...
19830 (struct indices): ... new.
19831 (struct dr_alias): New.
19832 (enum data_ref_type): Removed.
19833 (struct data_reference): Consist of struct innermost_loop_behavior,
19834 struct indices and struct dr_alias.
19835 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19836 (DR_MEMTAG): Renamed to ...
19837 (DR_SYMBOL_TAG): ... this.
19838 (find_data_references_in_loop): Declaration removed.
19839 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19840 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19841 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19842 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19844 2007-05-13 Revital Eres <eres@il.ibm.com>
19846 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19847 which walks virtual def-use chains to find redundant stores.
19848 (dse_optimize_stmt): Call it.
19850 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19852 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19853 * passes.c (init_optimization_passes): Move pass_jump_bypass
19856 * basic-block.h (bb_has_eh_pred): Fix style issue.
19858 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19860 PR rtl-optimization/31848
19861 * loop-invariant.c (move_invariant_reg): If we move an insn
19862 with a REG_EQUAL note, and that insn is not always executed,
19863 remove the REG_EQUAL note.
19865 2007-05-12 Richard Guenther <rguenther@suse.de>
19867 PR tree-optimization/31797
19868 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19869 propagate into a stmt that has volatile ops.
19871 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19873 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19874 (gcc_tooldir): Likewise.
19875 * configure: Regenerate.
19876 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19877 old configure.ac gcc_tooldir setting.
19878 (prefix_to_exec_prefix): New variable.
19879 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19880 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19882 2007-05-11 Silvius Rus <rus@google.com>
19884 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19885 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19886 * c-common.h (strict_aliasing_warning): Change return type.
19887 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19888 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19889 (build_c_cast): Condition call to strict_aliasing_warning.
19890 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19891 * flags.h (set_Wstrict_aliasing): Declare.
19892 * opts.c (set_Wstrict_alising): Define, add call to.
19893 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19894 * tree-ssa-alias-warnings.c: New file.
19895 * tree-ssa-alias.c (compute_may_aliases): Add call to
19896 strict_aliasing_warning_backend.
19898 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19900 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19901 Use loop_depth and loop_outer accessor functions.
19902 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19903 determine_invariantness_stmt, move_computations_stmt): Ditto.
19904 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19905 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19906 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19907 * tree-scalar-evolution.c (interpret_loop_phi,
19908 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19909 instantiate_parameters_1, scev_const_prop): Ditto.
19910 * cfghooks.c (make_forwarder_block): Ditto.
19911 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19912 * modulo-sched.c (loop_canon_p): Ditto.
19913 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19914 slpeel_can_duplicate_loop_p): Ditto.
19915 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19916 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19917 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19918 cancel_loop, verify_loop_structure): Ditto.
19919 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19920 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19921 superloops vector instead of "pred" array.
19922 (establish_preds): Take father loop as an argument. Initialize the
19924 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19925 Do not initialize loop->outer.
19926 (flow_loop_tree_node_remove): Truncate the superloops vector.
19927 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19928 "pred" merged to "superloops" vector.
19929 (loop_depth, loop_outer): New.
19930 (fel_init): Use loop_outer.
19932 2007-05-11 Jan Hubicka <jh@suse.cz>
19934 * cgraphunit.c: Include gt-cgraphunit.h
19935 (static_ctors, static_dtors): New static vars.
19936 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19937 based on implementation in c-common.c
19938 (cgraph_finalize_function): Call record_cdtor_fn.
19939 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19940 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19941 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19942 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19943 build_cdtor, c_build_cdtor_fns): Remove.
19944 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19945 c_build_cdtor_fns): Remove prototype.
19947 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19950 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19951 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19952 * builtins.c (fold_builtin_memchr): New.
19953 (expand_builtin_memchr): Call the latter.
19954 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19955 * doc/extend.texi ([Other built-in functions provided by GCC]):
19958 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19960 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19961 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19962 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19963 PFPO_OP1_TYPE_SHIFT): Constants added.
19964 (DFP_ALL): Mode macro defined.
19965 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19966 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19967 Insn definitions added.
19968 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19969 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19972 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19974 PR tree-optimization/31885
19975 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19976 NULL_TREE to be undetermined.
19977 (automatically_generated_chrec_p): Return false for NULL.
19979 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19981 * config/bfin/bfin.h (MOVE_RATIO): Define.
19983 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19985 * config.gcc (sparc-wrs-vxworks): New target.
19986 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19987 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19988 * config/sparc/sparc.h: Include vxworks-dummy.h.
19989 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19990 include LABEL_REFs too.
19991 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19992 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19994 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19996 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19997 (sparc_emit_call_insn): New function.
19998 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19999 functions when generating VxWorks PIC.
20000 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20001 (call, call_value): Use sparc_emit_call_insn instead of
20004 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20006 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20008 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20010 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20011 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20012 split_double instead of operand_subword.
20014 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20016 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20017 * config/bfin/bfin.c (bfin_local_alignment): New function.
20018 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20020 2007-05-08 Chao-ying Fu <fu@mips.com>
20022 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20023 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20024 (smsub_widen_optab, umsub_widen_optab): Define.
20025 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20027 * genopinit.c (optabs): Fill in smsub_widen_optab and
20029 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20030 and umsub_widen_optab to implement multiply-subtract sequences.
20031 * config/mips/mips.md (*msac<u>_di): Rename to...
20032 (<u>msubsidi4): ...this. Extend condition to include
20033 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20034 of operand 0 to "ka" and use the three-operand form of msub<u>
20036 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20039 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20041 PR rtl-optimization/28011
20042 * reload.c (push_reload): Set dont_share if IN appears in OUT
20043 also when IN is a PLUS rtx.
20044 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20047 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20049 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20050 call unshare_all_decls.
20051 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20052 (unshare_all_decls): Remove.
20054 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20057 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20060 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20061 Nigel Stephens <nigel@mips.com>
20063 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20064 Update comments and all uses.
20065 (MIN_FPRS_PER_FMT): Define.
20066 * config/mips/mips.c (function_arg): Fix to correctly handle
20067 the -mips32r2 -mfp64 -mabi=32 case.
20068 (override_options): Enable use of odd-numbered registers for
20069 SFmode values on MIPS32.
20070 (mips_save_reg_p): Save whole floating-point register pair if
20071 either half is used.
20072 (compute_frame_size): Fix comment.
20074 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20076 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20077 argument of type bool.
20078 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20079 argument. Safely select temporary P register according to it.
20080 (do_link): Change call site of add_to_reg accordingly.
20081 (do_unlink): Add epilogue_p as a fourth argument and pass it
20083 (expand_interrupt_handler_epilogue): Change call of do_unlink
20085 (bfin_expand_prologue): Add a third argument sibcall_p.
20086 * config/bfin/bfin.md (epilogue): Change call of
20087 bfin_expand_epilogue accordingly.
20088 (sibcall_epilogue): Likewise.
20089 (eh_return_internal): Likewise.
20091 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20092 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20093 * config/bfin/bfin.c (bfin_handle_option): Handle
20094 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20095 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20096 Support bf534, bf536 and bf561.
20097 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20099 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20102 * config/i386/i386.c (ix86_function_regparm): Process local
20103 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20105 2007-05-07 Mike Stump <mrs@apple.com>
20107 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20108 also checks for and while statements in C++.
20110 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20112 * gcc.c (at_file_supplied): New variable.
20113 (main): Set it if we expanded argv.
20114 (do_spec_1): Pass an @-file to the linker if we were called with
20115 an @-file argument and HAVE_GNU_LD.
20116 * collect2.c (at_file_supplied): New variable.
20117 (response_file): New variable.
20118 (collect_exit): Unlink response_file if necessary.
20119 (handler): Likewise.
20120 (do_wait): Likewise.
20121 (main): Set at_file_supplied if we expanded argv.
20122 (collect_execute): Pass an @-file to subprocesses if we were called
20123 with an @-file argument.
20124 * configure.ac: Add define for HAVE_GNU_LD.
20125 * configure: Regenerate.
20126 * config.in: Regenerate.
20128 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20130 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20131 operand to HI mode.
20136 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20138 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20139 (TARGET_ENCODE_SECTION_INFO): Re-define.
20140 (m32c_encode_section_info): New
20141 (function_vector_handler): New
20142 (current_function_special_page_vector): New
20143 (m32c_special_page_vector_p): New.
20144 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20146 * config/m32c/jump.md: Added instruction JSRS for functions
20147 with attribute "function_vector".
20148 * doc/extend.texi (function_vector): Added description
20149 for M16C, M32C targets.
20151 2007-05-07 DJ Delorie <dj@redhat.com>
20154 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20155 ashrpsi3, lshrpsi3): Update shift count constraint.
20157 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20158 Nathan Froyd <froydnj@codesourcery.com>
20161 * c-incpath.c (add_path): Strip trailing path separators.
20163 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20165 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20166 Free dominance info before purging EH edges.
20167 (eliminate_degenerate_phis): Likewise.
20168 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20170 2007-05-07 Jan Hubicka <jh@suse.cz>
20172 * gimplify.c (gimplify_expr): Do not crash when folding
20173 (void *)(int)&a + 4.
20175 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20178 * c-opts.c (lang_fortran): Make it non static.
20179 * c-common.h (lang_fortran): New prototype.
20180 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20181 -lang-fortran option was passed by the driver.
20183 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20185 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20186 of ASSERT_CHECKING. Tweak message.
20188 2007-05-06 Revital Eres <eres@il.ibm.com>
20191 * loop-unroll.c (insert_var_expansion_initialization):
20192 Initialize the expansions with -zero instead of +zero.
20194 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20196 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20197 into pic and non-pic versions. Mark r19 as used for
20198 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20199 for tgd_load, tld_load and tie_load .
20200 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20201 version of tgd_load, tld_load and tie_load depending on the
20204 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20205 Jakub Jelinek <jakub@redhat.com>
20207 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20208 (__do_global_dtors_aux): Use more paranoid loop to run
20209 destructors if HIDDEN_DTOR_LIST_END.
20210 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20212 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20214 * varasm.c (align_variable): Don't increase alignment for
20215 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20216 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20218 2007-05-04 Josh Conner <jconner@apple.com>
20220 * basic-block.h (cdi_direction): Assign values to all enumeration
20222 (dom_computed): Remove.
20223 (dom_info_state): New.
20224 (set_dom_info_availability): New.
20225 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20226 walk_data.dom_direction.
20227 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20228 instead of dom_computed[].
20229 (split_edge): Likewise.
20230 (create_basic_block): Likewise.
20231 (merge_blocks): Likewise.
20232 * ifcvt.c (find_if_header): Likewise.
20233 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20234 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20235 * tree-ssa.c (verify_ssa): Likewise.
20236 * tree-cfg.c (tree_verify_flow_info): Likewise.
20237 (remove_edge_and_dominated_blocks): Likewise.
20238 * dominance.c (dom_computed): Make static.
20239 (calc_dfs_tree_nonrec): Change third param to a bool.
20240 (calc_dfs_tree): Change second param to a bool.
20241 (calc_idioms): Change second param to a bool. Use
20242 dom_convert_dir_to_idx.
20243 (init_dom_info): Validate dir before using.
20244 (dom_convert_dir_to_idx): New.
20245 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20246 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20247 (free_dominance_info): Use dom_convert_dir_to_idx.
20248 (get_immediate_dominator): Likewise.
20249 (set_immediate_dominator): Likewise.
20250 (get_dominated_by): Likewise.
20251 (redirect_immediate_dominators): Likewise.
20252 (nearest_common_denominator): Likewise.
20253 (dominated_by_p): Likewise.
20254 (bb_dom_dfs_in): Likewise.
20255 (bb_dom_dfs_out): Likewise.
20256 (recount_dominator): Likewise.
20257 (iterate_fix_dominators): Likewise.
20258 (add_to_dominance_info): Likewise.
20259 (delete_from_dominance_info): Likewise.
20260 (first_dom_son): Likewise.
20261 (next_dom_son): Likewise.
20262 (dom_info_available_p): Likewise.
20263 (dom_info_state): New.
20264 (set_dom_info_availability): New.
20266 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20268 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20270 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20272 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20274 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20275 (subdi3, subdi_carry): Delete.
20277 2007-05-04 Jan Hubicka <jh@suse.cz>
20278 Richard Guenther <rguenther@suse.de>
20280 * opts.c (decode_options): Do not fiddle with inlining
20281 parameters in case of optimizing for size.
20282 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20283 for size do nothing.
20284 (cgraph_decide_inlining_of_small_function): When optimizing for
20285 size never inline functions increasing caller size.
20286 (cgraph_early_inlining): Inline for size when optimizing for size.
20288 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20290 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20291 logical operations piecewise.
20292 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20293 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20294 subdi_sesidi_di): Delete.
20295 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20296 the generated sequence. Allow three-reg add in constraints. Rewrite
20297 the rtl expression for carry to avoid zero_extend of a constant.
20298 (sub_with_carry): New pattern.
20299 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20300 different sequence not involving jumps.
20301 (notbi): Now a named pattern.
20303 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20305 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20306 Add the note about a significant loss of accuracy of some
20307 mathematical routines when these options are used.
20309 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20311 * haifa-sched.c (rtx_vec_t): New typedef.
20312 (contributes_to_priority_p): Extract piece of priority () into new
20314 (priority): Use the function. Add assertion.
20315 (rank_for_schedule, set_priorities): Add assertion to check that
20316 insn's priority is initialized.
20317 (clear_priorities, calc_priorities): Change signature. Make it update
20318 all relevant insns. Update all callers ('add_to_speculative_block ()'
20319 and 'create_block_check_twin ()').
20320 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20321 Add new field 'priority_status'.
20322 (INSN_PRIORITY_STATUS): New macro.
20323 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20325 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20327 * sched-ebb.c (debug_ebb_dependencies): New static function.
20328 (init_ready_list): Use it.
20330 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20331 with changed signature and 'debug_rgn_dependencies ()'.
20332 (debug_rgn_dependencies): New static function.
20333 (init_ready_list): Use it.
20335 * sched-int.h (debug_dependencies): Declare.
20337 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20339 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20341 2007-05-04 Dirk Mueller <dmueller@suse.de>
20343 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20345 2007-05-03 Jan Hubicka <jh@suse.cz>
20347 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20348 ((T1)X op (T1)Y), for pointer type in more cases than before.
20350 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20352 * tree-object-size.c (plus_expr_object_size): When operand size is
20353 unknown, return unknown.
20355 2007-05-03 Dirk Mueller <dmueller@suse.de>
20357 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20359 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20362 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20364 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20366 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20368 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20370 * config/soft-fp/double.h, config/soft-fp/extended.h,
20371 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20372 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20373 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20374 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20377 2007-05-03 Ian Lance Taylor <iant@google.com>
20379 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20380 MASK_PPC_GFXOPT for 8540 or 8548.
20382 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20384 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20385 vect_print_dump_info() to output debug information.
20387 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20390 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20391 operands of size 2 when operand is not MEM_P.
20393 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20395 PR tree-optimization/30565
20396 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20398 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20400 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20401 (umulsi3_highpart): Use them.
20402 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20403 for final accumulator to D regisster tranfser.
20405 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20407 PR tree-optimization/31699
20408 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20410 (vect_enhance_data_refs_alignment): Compute peel amount using
20411 TYPE_VECTOR_SUBPARTS instead of vf.
20412 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20414 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20417 * system.h: Remove inclusion of double-int.h
20418 * tree.h: Include double-int.h
20419 * gengtype.c: Likewise
20420 * cfgloop.h: Likewise
20421 * Makefile.in: Adjust dependencies on double-int.h
20423 2007-05-02 Eric Christopher <echristo@apple.com>
20425 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20426 -shared to -Zdynamiclib.
20428 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20431 * c-common.c (strip_pointer_or_array_types): New function.
20432 * c-common.h (strip_pointer_or_array_types): New function declaration.
20434 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20436 PR tree-optimization/31771
20437 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20439 2007-05-02 Paul Brook <paul@codesourcery.com>
20441 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20443 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20445 PR middle-end/29715
20446 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20449 2007-05-02 Nick Clifton <nickc@redhat.com>
20451 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20453 2007-05-02 Richard Guenther <rguenther@suse.de>
20455 PR tree-optimization/31146
20456 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20457 argument, single_use_p. If we have a single use that is
20458 a conversion to the definition rhs type, propagate that rhs.
20459 (forward_propagate_addr_expr): Pass single_use_p argument
20460 to forward_propagate_addr_expr_1.
20462 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20464 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20467 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20469 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20470 'AMD Family 10 core'.
20472 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20474 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20475 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20476 with SSE3 instruction set support.
20477 * doc/invoke.texi: Likewise.
20479 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20481 * config/i386/i386.c (override_options): Tuning 32-byte loop
20482 alignment for amdfam10 architecture. Increasing the max loop
20483 alignment to 24 bytes.
20485 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20487 * config/m68k/constraints.md: New.
20488 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20489 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20490 EXTRA_CONSTRAINT): Remove.
20491 * config/m68k/m68k.md: Include constraints.md.
20492 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20494 2007-05-01 Ian Lance Taylor <iant@google.com>
20496 PR tree-optimization/31739
20497 * tree-vrp.c (vrp_val_is_max): New static function.
20498 (vrp_val_is_min): New static function.
20499 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20501 (set_value_range): Use vrp_val_is_{max,min}.
20502 (extract_range_from_assert): Likewise.
20503 (extract_range_from_binary_expr): Likewise.
20504 (extract_range_from_unary_expr): Likewise.
20505 (dump_value_range, vrp_meet): Likewise.
20506 (vrp_visit_phi_node): Likewise.
20507 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20509 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20511 * config/i386/gmon-sol2.c (size_t): New type.
20512 (intptr_t): Likewise.
20513 (s_textsize): Declare as size_t.
20515 (monstartup): Use size_t for sizes.
20516 (_mcount): Save and restore registers.
20517 (internal_mcount): Pass 0 as the first argument to monstartup
20519 (moncontrol): Convert pointer to appropriately sized integer
20520 before passing to profil.
20522 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20524 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20525 __NO_FPRS__, not just if _SOFT_DOUBLE.
20526 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20527 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20528 also for E500 double.
20529 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20530 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20533 2007-05-01 Richard Guenther <rguenther@suse.de>
20535 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20538 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20540 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20542 2007-05-01 Jan Hubicka <jh@suse.cz>
20544 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20547 2007-05-01 Jan Hubicka <jh@suse.cz>
20549 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20550 (maybe_fold_offset_to_reference): Declare.
20551 * fold-const.c (fold_unary): Do not fold
20552 (type *)&A into &A->field_of_type_and_offset_0
20553 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20554 size is unknown, give up.
20555 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20557 (maybe_fold_offset_to_reference): New.
20558 (maybe_fold_stmt_indirect): Use it.
20559 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20560 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20562 (gimplify_expr): Likewise for plus_expr.
20564 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20566 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20567 bsi_after_labels. Always insert statements before bsi.
20568 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20569 * predict.c (apply_return_prediction): Check for empty blocks.
20570 * cfgexpand.c (lab_rtx_for_bb): New variable.
20571 (label_rtx_for_bb): Do not create new tree labels.
20572 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20573 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20574 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20576 (label_for_bb): Add field used.
20577 (update_eh_label, main_block_label): Mark the label used.
20578 (cleanup_dead_labels): Remove unused labels.
20580 2007-05-01 Richard Guenther <rguenther@suse.de>
20582 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20583 if it is not about to be set.
20584 (get_value_range): Do not pre-allocate equiv bitmap.
20585 (update_value_range): No need to clear equiv field.
20586 (add_equivalence): Change prototype to get bitmap pointer.
20587 Allocate bitmap here if it is not already.
20588 (extract_range_from_assert): Do not allocate bitmap here.
20589 Update callers to add_equivalence.
20590 (extract_range_from_ssa_name): Likewise.
20591 (get_vr_for_comparison): New static helper.
20592 (compare_name_with_value): Handle NULL equiv bitmap by
20593 peeling the first iteration of the comparison loop.
20594 Use get_vr_for_comparison.
20595 (compare_names): Handle NULL equiv bitmaps by using fake
20596 ones. Use get_vr_for_comparison.
20598 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20600 * double-int.c (mpz_set_double_int): Moved from
20601 tree-ssa-loop-niter.c.
20602 (mpz_get_double_int): Likewise; also, add option to wrap
20603 out-of-range integers.
20604 * double-int.h: New prototypes for above.
20605 * tree.c (get_static_type_bounds): Moved from
20606 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20607 TYPE_MAX_VALUE if they exist..
20608 * tree.h: New prototype for above.
20609 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20610 get_type_bounds calls.
20611 (mpz_set_double_int): Move to double-int.c.
20612 (get_type_bounds): Move to tree.c, rename to
20613 get_static_type_bounds.
20614 (mpz_to_double_int): Move to double-int.c, rename to
20615 mpz_get_double_int.
20617 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20619 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20620 DIV0 exception can fall through to a normal return.
20622 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20624 PR middle-end/22156
20625 Temporarily revert:
20626 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20627 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20628 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20629 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20630 initialize align to silence bogus warning.
20631 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20632 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20634 (struct sra_walk_fns): Remove use_all parameter from use.
20635 (sra_hash_tree): Handle BIT_FIELD_REFs.
20636 (sra_elt_hash): Don't hash bitfld blocks.
20637 (sra_elt_eq): Skip them in parent compares as well. Handle
20639 (sra_walk_expr): Don't maintain or pass down use_all_p.
20640 (scan_use): Remove use_all parameter.
20641 (scalarize_use): Likewise. Re-expand assignment to
20642 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20643 output, and re-scalarize after output. Don't mark anything
20645 (scalarize_ldst): Adjust.
20646 (scalarize_walk_gimple_modify_statement): Likewise.
20647 (build_element_name_1): Handle BIT_FIELD_REFs.
20648 (instantiate_element): Don't warn for any element whose parent
20649 is used as a whole.
20650 (instantiate_missing_elements_1): Return the sra_elt.
20651 (canon_type_for_field): New.
20652 (try_instantiate_multiple_fields): New.
20653 (instantiate_missing_elemnts): Use them.
20654 (mark_no_warning): Removed.
20655 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20656 (REPLDUP, sra_build_elt_assignment): New.
20657 (generate_copy_inout): Use them.
20658 (generate_element_copy): Likewise. Handle bitfld differences.
20659 (generate_element_zero): Don't recurse for blocks. Use
20660 sra_build_elt_assignment.
20661 (generate_one_element_int): Take elt instead of var. Use
20662 sra_build_elt_assignment.
20663 (generate_element_init_1): Adjust.
20664 (scalarize_use, scalarize_copy): Use REPLDUP.
20665 (scalarize_ldst): Move assert before dereference.
20666 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20668 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20671 * tree.c (reconstruct_complex_type): Reconstruct a reference
20673 Also use the same mode for the pointer as the old pointer type.
20675 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20677 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20680 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20682 PR rtl-optimization/31676
20683 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20684 (df_refs_record): Call it.
20686 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20688 * rtl.def (SS_ABS): New code.
20689 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20690 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20691 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20692 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20693 (bfin_init_builtins): Define them.
20694 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20695 (bfin_expand_builtin): ... and handle the others here.
20696 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20697 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20698 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20699 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20700 operand is only HImode.
20702 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20704 * regclass.c (scan_one_insn): Remove splitting of
20707 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20708 Nigel Stephens <nigel@mips.com>
20710 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20712 2007-04-28 Jan Hubicka <jh@suse.cz>
20714 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20715 insn_locators_alloc instead of insn_locators_initialize;
20716 call reset_block_changes.
20717 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20718 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20719 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20720 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20721 * config/score/score.c (th_output_mi_thunk): Likewise.
20722 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20723 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20724 tolerate uninitialized locator info.
20727 * function.c (init_function_start): Don't init line number info.
20728 (expand_function_end): Update.
20729 (reset_block_changes, record_block_change, finalize_block_changes,
20730 check_block_change, free_block_changes): Kill.
20731 * function.h (reset_block_changes, record_block_change,
20732 finalize_block_changes, check_block_change, free_block_changes):
20734 (struct function): Remove ib_boundaries_block.
20735 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20736 Use curr_insn_locator to initialize locator.
20737 (emit_line_note): Remove.
20738 * cfgexpand.c (expand_gimple_cond_expr): Update.
20739 (construct_exit_block): Likewise.
20740 (tree_expand_cfg): Initialize/finalize locators.
20741 * expr.c (expand_expr_real): Update.
20742 * cfglayout.c (line_locators_locs, line_locators_lines,
20743 file_locators_locs, file_locators_files): Remove.
20744 (set_block_levels): Move to cfgexpand.c.
20745 (insn_locators_initialize): Remove.
20746 (pass_insn_locators_initialize): Remove.
20747 (locations_locators_locs, locations_locators_vals): New static vars.
20748 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20750 (insn_locators_alloc, insn_locators_finalize,
20751 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20753 (locator_location): New.
20754 (locator_line, locator_file): Rewrite.
20755 * rtl.h (emit_line_note): Kill.
20756 (insn_locators_alloc, insn_locators_finalize,
20757 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20759 * tree-inline.c (initialize_cfun): Do not initialize
20760 ib_boundaries_block.
20761 * passes.c (pass_insn_locators_initialize): Remove.
20763 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20765 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20766 info. Update last_basic_block correctly.
20768 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20771 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20772 register itself to hold the offset constant. Tell flow the use
20773 of r4 and r5 when they are used.
20775 2007-04-27 Richard Guenther <rguenther@suse.de>
20777 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20778 if we simplified anything.
20779 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20780 warnings until we did a simplification and the stmt was not
20781 marked as TREE_NO_WARNING.
20783 2007-04-27 Mike Stump <mrs@apple.com>
20785 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20787 2007-04-27 Ian Lance Taylor <iant@google.com>
20789 PR middle-end/31710
20790 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20791 TYPE_MAX_VALUE exist, convert them to the new type.
20793 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20795 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20796 if it claims to be available.
20797 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20798 edge is redirected.
20799 (perform_tree_ssa_dce): Always free postdominators.
20801 2007-04-27 Richard Henderson <rth@redhat.com>
20803 * config/alpha/predicates.md (aligned_memory_operand): Mark
20804 as define_special_predicate.
20805 (unaligned_memory_operand, normal_memory_operand): Likewise.
20806 (reg_or_unaligned_mem_operand): Remove.
20807 (any_memory_operand): Match the documentation and check for
20808 non-renumbered pseudos during reload.
20809 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20810 alpha_secondary_reload_class, update to new interface, make static.
20811 Handle CQImode like HImode. Remove FP subreg check.
20812 (alpha_expand_mov): Use replace_equiv_address.
20813 (alpha_expand_mov_nobwx): Use any_memory_operand.
20814 (TARGET_SECONDARY_RELOAD): New.
20815 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20816 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20817 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20818 * config/alpha/alpha.md: ... here.
20819 (RELOAD12, reloadmode): New.
20821 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20822 Don't handle the aligned case here.
20823 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20824 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20825 reload_inhi_help. Don't expect a scratch register.
20826 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20828 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20830 2007-04-27 Richard Guenther <rguenther@suse.de>
20832 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20834 2007-04-27 Richard Guenther <rguenther@suse.de>
20836 PR tree-optimization/30965
20837 PR tree-optimization/30978
20838 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20839 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20840 (find_equivalent_equality_comparison): Likewise.
20841 (simplify_cond): Likewise.
20842 (get_prop_source_stmt): New helper.
20843 (get_prop_dest_stmt): Likewise.
20844 (can_propagate_from): Likewise.
20845 (remove_prop_source_from_use): Likewise.
20846 (combine_cond_expr_cond): Likewise.
20847 (forward_propagate_comparison): New function.
20848 (forward_propagate_into_cond): Rewrite to use fold for
20850 (tree_ssa_forward_propagate_single_use_vars): Call
20851 forward_propagate_comparison to propagate comparisons.
20853 2007-04-27 Richard Guenther <rguenther@suse.de>
20855 PR tree-optimization/31715
20856 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20857 sure to do computation on the offset in an appropriate
20860 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20862 * reload.h (elimination_target_reg_p): Declare.
20863 * reload.c (find_reloads): Don't apply the reg_rtx move
20864 optimization if the SET_DEST satisfies elimination_target_reg_p.
20865 * reload1.c (elimination_target_reg_p): New function.
20866 (gen_reload): In the move/add2 fallback, make sure that op0
20867 does not overlap the destination register.
20869 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20871 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20872 transform only GIMPLE_MODIFY_STMTs.
20873 * tree-complex.c (expand_complex_operations_1): Ditto.
20874 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20875 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20876 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20878 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20879 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20880 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20881 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20882 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20883 slpeel_add_loop_guard): Ditto.
20884 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20885 * lambda-code.c (perfect_nestify): Ditto.
20886 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20887 before the first statement.
20888 * tree-optimize.c (execute_free_datastructures): Fix comments.
20889 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20890 * tree-flow.h (disband_implicit_edges): Declaration removed.
20891 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20893 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20894 COND_EXPRs without gotos.
20895 (disband_implicit_edges, has_label_p): Removed.
20896 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20897 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20899 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20901 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20902 also for COND_EXPRs.
20903 * cfgexpand.c (label_rtx_for_bb): New function.
20904 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20905 Use label_rtx_for_bb to find the labels.
20906 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20907 last block. Detect fallthru edges.
20909 2007-04-26 Ian Lance Taylor <iant@google.com>
20912 * reload.c (find_reloads_subreg_address): If the address was valid
20913 in the original mode but not in the new mode, reload the whole
20916 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20918 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20919 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20920 (cleanup_control_expr_graph): Do not invalidate dominance info.
20921 Record altered blocks.
20922 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20923 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20924 cleanup_tree_cfg_bb): New functions.
20925 (remove_forwarder_block): Do not maintain the worklist of blocks.
20926 Record altered blocks.
20927 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20928 not over whole cfg.
20929 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20930 delete_unreachable_blocks if dominators are not available.
20931 * tree-inline.c (optimize_inline_calls): Free dominance information
20933 * tree-flow.h (remove_edge_and_dominated_blocks,
20934 cfgcleanup_altered_bbs): Altered.
20935 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20937 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20939 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20940 do not invalidate dominators.
20942 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20944 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20945 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20946 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20947 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20949 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20951 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20953 2007-04-26 Richard Guenther <rguenther@suse.de>
20955 PR tree-optimization/31703
20956 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20957 the right type for the target of the bittest.
20959 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20961 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20962 ix86_sol10_return_in_memory.
20964 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20966 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20969 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20972 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20974 PR tree-optimization/30558
20975 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20976 clear this_state.prev_try.
20978 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20979 Mark Mitchell <mark@codesourcery.com>
20981 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20982 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20983 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20985 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20988 * doc/invoke.texi (%:print-asm-header): Document.
20989 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20991 (static_spec_functions): Add print-asm-header.
20992 (main): Print a banner before the --target-help linker options.
20993 (print_asm_header_spec_function): New function.
20995 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20998 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20999 (movsf_ie): Likewise.
21001 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21003 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21005 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21007 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21008 exception for divide-by-zero.
21009 (__umodsi3, __modsi3): Likewise.
21011 2007-04-25 Dirk Mueller <dmueller@suse.de>
21013 * c-typeck.c (build_compound_expr): Annotate warning()
21014 call with OPT_Wunused_value.
21015 * tree-ssa.c (warn_uninit): Annotate warning with
21017 * c-common.c (handle_sentinel_attribute): Annotate warning
21018 call with OPT_Wattributes.
21020 2007-04-25 Thiemo Seufer <ths@mips.com>
21022 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21023 (mips16): Fix typo.
21024 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21025 on to the assembler. Improve handling of -mno-mips16. Add handling
21026 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21027 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21028 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21029 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21031 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21034 * config/i386/winnt.c (i386_pe_file_end): Strip only
21035 USER_LABEL_PREFIX when writing export name.
21037 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21039 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21040 sh/elf.h, vx-common.h and vxworks.h.
21041 * config/sh/sh.h: Include config/vxworks-dummy.h.
21042 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21043 (OVERRIDE_OPTIONS): Use it.
21044 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21045 (vxworks_picreg): New pattern.
21046 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21047 VXWORKS_OS_CPP_BUILTINS.
21048 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21049 to their VXWORKS_* equivalents.
21050 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21051 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21052 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21053 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21054 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21055 -mrtp/-fPIC multilibs.
21056 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21057 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21058 (MULTILIB_OSDIRNAMES): Delete.
21060 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21063 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21065 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21067 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21068 rounding mode to be specified by the caller.
21069 (real_to_mpfr) Likewise.
21070 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21071 include new arguments.
21072 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21074 2007-04-24 Ian Lance Taylor <iant@google.com>
21076 PR tree-optimization/31605
21077 * tree-vrp.c (set_value_range): Check that min and max are not
21078 both overflow infinities.
21079 (set_value_range_to_value): New static function.
21080 (extract_range_from_binary_expr): Call set_value_range_to_value.
21081 (extract_range_from_cond_expr): Likewise.
21082 (extract_range_from_expr): Likewise.
21083 (extract_range_from_unary_expr): Likewise. Don't create a range
21084 which overflows on both sides.
21085 (vrp_meet): Check for a useless range.
21086 (vrp_visit_phi_node): If we see a constant which looks like an
21087 overflow infinity, turn off the TREE_OVERFLOW flag.
21089 2007-04-24 Ian Lance Taylor <iant@google.com>
21091 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21093 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21095 PR diagnostic/25923
21096 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21097 diagnostic message is being built.
21098 * tree-pretty-print.c (dump_generic_node): Only write the
21099 formatted text into BUFFER's stream if we are not building a
21100 diagnostic message.
21101 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21103 * Makefile.in (toplev.o): Depend on tree-pass.h.
21105 2007-04-24 Ian Lance Taylor <iant@google.com>
21107 PR tree-optimization/31602
21108 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21109 conditionals in the copied loop header.
21110 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21111 warnings if TREE_NO_WARNING is set.
21112 * doc/invoke.texi (Warning Options): Clarify that
21113 -Wstrict-overflow does not warn about loops.
21115 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21117 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21118 expand on the comment about _Decimal128 arguments and check the
21119 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21120 that _Decimal128 argument uses even/odd register pair.
21121 (function_arg): Ditto.
21123 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21125 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21126 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21128 2007-04-24 Richard Guenther <rguenther@suse.de>
21129 Olga Golovanevsky <olga@il.ibm.com>
21131 * fold-const.c (multiple_of_p): Check for bottom
21134 2007-04-24 Richard Henderson <rth@redhat.com>
21136 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21137 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21138 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21139 looking for non-zero bits shifted out. Avoid a recursive call
21140 when constructing the scalar.
21141 (__floatundisf): Likewise.
21143 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21145 * dwarf2out.c (field_byte_offset): Move the existing logic
21146 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21147 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21149 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21152 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21153 length argument of 0 for memset.
21154 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21155 unsigned shift instead of the signed variant.
21157 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21159 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21160 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21161 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21162 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21163 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21164 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21165 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21166 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21167 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21168 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21169 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21170 "mul<mode>3", "div<mode>3"): Insn definitions added.
21171 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21172 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21173 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21174 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21175 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21176 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21177 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21178 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21179 TARGET_FLOAT_FORMAT): Macro definitions removed.
21180 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21181 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21182 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21183 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21184 (s390_gen_rtx_const_DI): Function removed.
21185 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21187 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21189 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21190 over an external ffs function.
21192 2007-04-24 Chao-ying Fu <fu@mips.com>
21193 Richard Sandiford <richard@nildram.co.uk>
21195 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21196 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21197 (smadd_widen_optab, umadd_widen_optab): Define.
21198 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21200 * genopinit.c (optabs): Fill in smadd_widen_optab and
21202 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21203 and umadd_widen_optab to implement multiply-add sequences.
21204 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21205 (<u>maddsidi4): ...this. Extend condition to include
21206 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21207 of operand 0 to "ka" and use the three-operand form of madd<u>
21209 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21211 * config/mips/constraints.md (ka): New register constraint.
21213 2007-04-24 Jan Hubicka <j@suse.cz>
21217 2007-04-23 Jan Hubicka <jh@suse.cz>
21218 * function.c (init_function_start): Don't init line number info.
21219 (expand_function_end): Update.
21220 (reset_block_changes, record_block_change, finalize_block_changes,
21221 check_block_change, free_block_changes): Kill.
21222 * function.h (reset_block_changes, record_block_change,
21223 finalize_block_changes, check_block_change, free_block_changes):
21225 (struct function): Remove ib_boundaries_block.
21226 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21227 Use curr_insn_locator to initialize locator.
21228 (emit_line_note): Remove.
21229 * cfgexpand.c (expand_gimple_cond_expr): Update.
21230 (construct_exit_block): Likewise.
21231 (tree_expand_cfg): Initialize/finalize locators.
21232 * expr.c (expand_expr_real): Update.
21233 * cfglayout.c (line_locators_locs, line_locators_lines,
21234 file_locators_locs, file_locators_files): Remove.
21235 (set_block_levels): Move to cfgexpand.c.
21236 (insn_locators_initialize): Remove.
21237 (pass_insn_locators_initialize): Remove.
21238 (locations_locators_locs, locations_locators_vals): New static vars.
21239 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21241 (insn_locators_alloc, insn_locators_finalize,
21242 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21244 (locator_location): New.
21245 (locator_line, locator_file): Rewrite.
21246 * rtl.h (emit_line_note): Kill.
21247 (insn_locators_alloc, insn_locators_finalize,
21248 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21250 * tree-inline.c (initialize_cfun): Do not initialize
21251 ib_boundaries_block.
21252 * passes.c (pass_insn_locators_initialize): Remove.
21254 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21256 * doc/invoke.texi: Removed leading '-' from option index entries.
21258 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21260 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21262 (create_phi_node): Use set_phi_nodes.
21263 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21264 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21265 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21266 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21267 (bsi_start, bsi_last): Use bb_stmt_list.
21268 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21269 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21270 Traverse the statements using tsi iterator.
21271 * basic-block.h (struct basic_block_def): Fields stmt_list
21272 and phi_nodes moved to ...
21273 (struct tree_bb_info): ... new structure.
21274 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21275 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21276 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21277 (tree_verify_flow_info): Verify that il.tree is not set for
21278 entry and exit block.
21279 (tree_split_block): Use set_bb_stmt_list.
21281 2007-04-23 Mike Stump <mrs@apple.com>
21283 * config/i386/i386.c (ix86_tune_features
21284 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21287 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21289 * config/i386/i386.md (prefix_extra): New attribute.
21290 (length): Add prefix_extra.
21292 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21293 (sse2_movntv2di): Likewise.
21294 (sse2_cvtps2dq): Likewise.
21295 (sse2_cvtpd2pi): Likewise.
21296 (sse2_cvttpd2pi): Likewise.
21297 (*sse2_cvtpd2ps): Likewise.
21298 (*add<mode>3): Likewise.
21299 (sse2_ssadd<mode>3): Likewise.
21300 (sse2_usadd<mode>3): Likewise.
21301 (*sub<mode>3): Likewise.
21302 (sse2_sssub<mode>3): Likewise.
21303 (sse2_ussub<mode>3): Likewise.
21304 (*mulv8hi3): Likewise.
21305 (*smulv8hi3_highpart): Likewise.
21306 (*umulv8hi3_highpart): Likewise.
21307 (sse2_umulv2siv2di3): Likewise.
21308 (sse2_pmaddwd): Likewise.
21309 (ashr<mode>3): Likewise.
21310 (lshr<mode>3): Likewise.
21311 (ashl<mode>3): Likewise.
21312 (sse2_ashlti3): Likewise.
21313 (sse2_lshrti3): Likewise.
21314 (*umaxv16qi3): Likewise.
21315 (*smaxv8hi3): Likewise.
21316 (*uminv16qi3): Likewise.
21317 (*sminv8hi3): Likewise.
21318 (sse2_eq<mode>3): Likewise.
21319 (sse2_gt<mode>3): Likewise.
21320 (*and<mode>3): Likewise.
21321 (sse2_nand<mode>3): Likewise.
21322 (*ior<mode>3): Likewise.
21323 (*xor<mode>3): Likewise.
21324 (sse2_packsswb): Likewise.
21325 (sse2_packssdw): Likewise.
21326 (sse2_packuswb): Likewise.
21327 (sse2_punpckhbw): Likewise.
21328 (sse2_punpcklbw): Likewise.
21329 (sse2_punpckhwd): Likewise.
21330 (sse2_punpcklwd): Likewise.
21331 (sse2_punpckhdq): Likewise.
21332 (sse2_punpckldq): Likewise.
21333 (sse2_punpckhqdq): Likewise.
21334 (sse2_punpcklqdq): Likewise.
21335 (*sse2_pinsrw): Likewise.
21336 (*sse2_pextrw): Likewise.
21337 (sse2_pshufd_1): Likewise.
21338 (sse2_uavgv16qi3): Likewise.
21339 (sse2_uavgv8hi3): Likewise.
21340 (sse2_psadbw): Likewise.
21341 (sse2_pmovmskb): Likewise.
21342 (*sse2_maskmovdqu): Likewise.
21343 (*sse2_maskmovdqu_rex64): Likewise.
21344 (sse4a_extrqi): Likewise.
21345 (sse4a_extrq): Likewise.
21346 (sse3_lddqu): Set prefix_rep.
21347 (sse3_addsubv4sf3): Likewise.
21348 (sse3_haddv4sf3): Likewise.
21349 (sse3_hsubv4sf3): Likewise.
21350 (sse_cvtss2si): Likewise.
21351 (sse_cvtss2si_2): Likewise.
21352 (sse_cvtss2siq): Likewise.
21353 (sse_cvtss2siq_2): Likewise.
21354 (sse_cvttss2si): Likewise.
21355 (sse_cvttss2siq): Likewise.
21356 (sse2_cvttps2dq): Likewise.
21357 (sse3_movshdup): Likewise.
21358 (sse3_movsldup): Likewise.
21359 (sse2_cvtsd2si): Likewise.
21360 (sse2_cvtsd2si_2): Likewise.
21361 (sse2_cvtsd2siq): Likewise.
21362 (sse2_cvtsd2siq_2): Likewise.
21363 (sse2_cvttsd2si): Likewise.
21364 (sse2_cvttsd2siq): Likewise.
21365 (*sse2_cvtpd2dq): Likewise.
21366 (*sse2_cvttpd2dq): Likewise.
21367 (sse2_pshuflw_1): Likewise.
21368 (sse2_pshufhw_1): Likewise.
21369 (sse4a_insertqi): Likewise.
21370 (sse4a_insertq): Likewise.
21371 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21372 (ssse3_phadddv4si3): Likewise.
21373 (ssse3_phaddswv8hi3): Likewise.
21374 (ssse3_phsubwv8hi3): Likewise.
21375 (ssse3_phsubdv4si3): Likewise.
21376 (ssse3_phsubswv8hi3): Likewise.
21377 (ssse3_pmaddubswv8hi3): Likewise.
21378 (ssse3_pmulhrswv8hi3): Likewise.
21379 (ssse3_pshufbv16qi3): Likewise.
21380 (ssse3_psign<mode>3): Likewise.
21381 (ssse3_palignrti): Likewise.
21382 (abs<mode>2): Likewise.
21383 (ssse3_phaddwv4hi3): Set prefix_extra.
21384 (ssse3_phadddv2si3): Likewise.
21385 (ssse3_phaddswv4hi3): Likewise.
21386 (ssse3_phsubwv4hi3): Likewise.
21387 (ssse3_phsubdv2si3): Likewise.
21388 (ssse3_phsubswv4hi3): Likewise.
21389 (ssse3_pmaddubswv4hi3): Likewise.
21390 (ssse3_pmulhrswv4hi3): Likewise.
21391 (ssse3_pshufbv8qi3): Likewise.
21392 (ssse3_psign<mode>3): Likewise.
21393 (ssse3_palignrdi): Likewise.
21394 (abs<mode>2): Likewise.
21395 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21396 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21397 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21399 2007-04-23 Nick Clifton <nickc@redhat.com>
21401 * params.def: Fix formatting of emacs local variables.
21403 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21405 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21406 move if inter-unit move isn't allowed.
21407 Don't split moving the first element of V2DI to DI to inter-unit
21408 move if inter-unit move isn't allowed.
21410 2007-04-23 Richard Guenther <rguenther@suse.de>
21412 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21413 and CDI_POST_DOMINATORS separately.
21415 2007-04-23 Nick Clifton <nickc@redhat.com>
21417 * c.opt (Wformat-contains-nul): Add warning attribute.
21419 2007-04-23 Jan Hubicka <jh@suse.cz>
21421 * function.c (init_function_start): Don't init line number info.
21422 (expand_function_end): Update.
21423 (reset_block_changes, record_block_change, finalize_block_changes,
21424 check_block_change, free_block_changes): Kill.
21425 * function.h (reset_block_changes, record_block_change,
21426 finalize_block_changes, check_block_change, free_block_changes):
21428 (struct function): Remove ib_boundaries_block.
21429 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21430 Use curr_insn_locator to initialize locator.
21431 (emit_line_note): Remove.
21432 * cfgexpand.c (expand_gimple_cond_expr): Update.
21433 (construct_exit_block): Likewise.
21434 (tree_expand_cfg): Initialize/finalize locators.
21435 * expr.c (expand_expr_real): Update.
21436 * cfglayout.c (line_locators_locs, line_locators_lines,
21437 file_locators_locs, file_locators_files): Remove.
21438 (set_block_levels): Move to cfgexpand.c.
21439 (insn_locators_initialize): Remove.
21440 (pass_insn_locators_initialize): Remove.
21441 (locations_locators_locs, locations_locators_vals): New static vars.
21442 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21444 (insn_locators_alloc, insn_locators_finalize,
21445 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21447 (locator_location): New.
21448 (locator_line, locator_file): Rewrite.
21449 * rtl.h (emit_line_note): Kill.
21450 (insn_locators_alloc, insn_locators_finalize,
21451 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21453 * tree-inline.c (initialize_cfun): Do not initialize
21454 ib_boundaries_block.
21455 * passes.c (pass_insn_locators_initialize): Remove.
21457 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21459 PR middle-end/31448
21460 * expr.c (reduce_to_bit_field_precision): Handle
21463 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21465 PR tree-optimization/24659
21466 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21467 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21468 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21469 * genopinit.c (optabs): Rename vec_pack_mod_optab
21470 to vec_pack_trunc_optab.
21471 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21472 early for scalar floating point operands for NOP_EXPR.
21473 (vectorizable_type_promotion): Ditto.
21474 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21475 vec_pack_trunc_optab.
21476 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21478 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21479 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21480 Rename from VEC_PACK_MOD_EXPR.
21481 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21482 * expr.c (expand_expr_real_1): Ditto.
21483 * tree-inline.c (estimate_num_insns_1): Ditto.
21484 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21486 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21487 (vec_unpacks_lo_v4sf): Ditto.
21488 (vec_pack_trunc_v2df): Ditto.
21489 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21490 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21491 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21493 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21495 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21497 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21498 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21499 packing of floating point operands.
21500 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21501 represent unpacking of floating point operands.
21502 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21503 [vec_unpacks_hi]: Ditto.
21504 [vec_unpacks_lo]: Ditto.
21506 2007-04-22 Jan Hubicka <jh@suse.cz>
21508 * final.c (rest_of_handle_final): Call
21509 targetm.asm_out.constructor/targetm.asm_out.destructor
21510 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21511 proper priority via decl_*_priority_insert.
21512 * c-common.c (c_expand_body): Likewise.
21514 2007-04-22 Richard Guenther <rguenther@suse.de>
21516 PR tree-optimization/29789
21517 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21518 (rewrite_reciprocal): New helper split out from
21519 determine_invariantness_stmt.
21520 (rewrite_bittest): Likewise.
21521 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21522 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21525 2007-04-22 Revital Eres <eres@il.ibm.com>
21527 * loop-unroll.c (var_to_expand): New field to support also
21528 insns of the form x = something + x.
21529 (analyze_insn_to_expand_var): Use it.
21530 (expand_var_during_unrolling): Likewise.
21532 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21534 * predict.c: Include pointer-set.h.
21535 (bb_predictions): New variable.
21536 (tree_predicted_by_p, tree_predict_edge,
21537 remove_predictions_associated_with_edge): Use bb_predictions map
21538 instead of bb->predictions.
21539 (clear_bb_predictions, assert_is_empty): New functions.
21540 (combine_predictions_for_bb): Use bb_predictions map. Call
21541 clear_bb_predictions.
21542 (tree_estimate_probability): Create and free bb_predictions map.
21543 * Makefile.in (predict.o): Add pointer-set.h dependency.
21544 * basic-block.h (struct basic_block_def): Remove predictions
21546 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21548 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21551 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21554 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21556 * timevar.c (timevar_print): Change reference of --disable-checking to
21557 --enable-checking=release. Also warn if assert checking is disabled.
21559 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21562 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21563 decl as addressable if the compound literal was marked as
21565 Mark the decl as a gimple register if it is a complex or
21566 vector decl and does not live in memory.
21568 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21570 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21571 (GENERIC_NEXT): New function macro.
21572 (PHI_CHAIN): Use phi_node's new chain variable.
21573 (tree_phi_node): Change tree_common to tree_base
21574 and add the chain field.
21575 * tree-phinodes.c (make_phi_node): Don't set
21576 TREE_TYPE on the new node.
21577 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21578 instead of checking GIMPLE_TUPLE_P in chain_next.
21579 * tree-vect-transform.c
21580 (get_initial_def_for_induction): Look at
21581 PHI_RESULT_TREE for the type of the phi node.
21582 (update_vuses_to_preheader): Use PHI_CHAIN
21583 instead of TREE_CHAIN on the phi node.
21584 * tree-ssa-structalias.c (compute_points_to_sets):
21586 (ipa_pta_execute): Likewise.
21588 2007-04-21 Richard Guenther <rguenther@suse.de>
21590 PR middle-end/31136
21591 * fold-const.c (fold_unary): Call fold_convert_const on the
21594 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21596 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21597 (store_killed_in_pat): New.
21599 2007-04-20 Richard Henderson <rth@redhat.com>
21602 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21603 TREE_LIST with a void_type_node value, not void_list_node exactly.
21605 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21607 * doc/standards.texi: Re-arrange into language-specific
21608 subsections. Add a C++ section, documenting which standards we
21611 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21613 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21614 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21616 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21618 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21619 ecrti.o and crtbegin.o.
21620 (LIB_DEFAULT_SPEC): Include -lc.
21621 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21623 2007-04-20 Richard Henderson <rth@redhat.com>
21626 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21627 argument; update all callers.
21628 (get_unaligned_offset): New.
21629 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21630 get_unaligned_address, just pass on the address directly.
21631 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21632 the subreg in the helper patterns.
21633 (unaligned_extendqidi_le): Use get_unaligned_offset.
21634 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21635 (unaligned_extendhidi_be): Likewise.
21636 (unaligned_extendhidi): Tidy.
21637 * config/alpha/alpha-protos.h: Update.
21639 2007-04-20 Richard Henderson <rth@redhat.com>
21641 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21642 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21643 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21644 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21645 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21646 (CPP_SPEC): Don't include %(cpp_subtarget).
21647 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21648 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21649 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21651 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21653 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21654 for __builtin_ia32_cmpordss.
21656 PR tree-optimization/31632
21657 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21658 and arg1 for optimizations of comparison against min/max values.
21659 Fold arg0 to arg1's type for optimizations of comparison against
21660 min+1 and max-1 values.
21662 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21664 * reload.c (combine_reloads): When trying to use a dying register,
21665 check whether it's uninitialized and don't use if so.
21667 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21669 * fold-const.c: Remove prototypes for native_encode_expr and
21670 native_interpret_expr.
21671 (native_encode_expr): Make non-static.
21672 (native_interpret_expr): Likewise.
21673 * tree.h: Add prototypes for the above.
21675 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21677 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21678 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21679 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21680 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21681 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21682 Add length attributes.
21684 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21686 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21689 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21690 __STDC_WANT_DEC_FP__.
21692 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21694 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21695 for long double compatibility.
21696 * configure: Regenerate.
21698 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21700 PR rtl-optimization/29841
21701 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21703 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21704 that may cause control flow transfer from being moved.
21706 2007-04-18 Jan Hubicka <jh@suse.cz>
21708 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21711 2007-04-18 Eric Christopher <echristo@apple.com>
21713 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21714 only. Update operands.
21715 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21716 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21717 link register to pic register.
21719 2007-04-18 Dirk Mueller <dmueller@suse.de>
21721 PR diagnostic/31227
21722 * tree-vrp.c (search_for_addr_array): New.
21723 (check_array_bounds): Suppress warning about
21724 address taken of array refs if its not de-referenced.
21726 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21728 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21729 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21731 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21732 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21733 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21735 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21737 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21739 (vect_analyze_scalar_cycles): Fix indentation.
21740 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21741 (vect_mark_relevant): Include phis in relevance analysis.
21743 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21745 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21747 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21748 output_operand_lossage().
21750 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21752 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21753 the unused code for reduction without adjust-in-epilog to simplify the
21756 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21758 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21759 (S390_TDC_NEGATIVE_ZERO): New constant.
21760 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21761 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21762 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21763 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21764 (S390_TDC_POSITIVE_INFINITY): New constant.
21765 (S390_TDC_NEGATIVE_INFINITY): New constant.
21766 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21767 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21768 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21769 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21770 (S390_TDC_INFINITY): New constant.
21771 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21772 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21773 optimization for UNSPEC_CCZ_TO_INT.
21774 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21775 ("*ccz_to_int"): New insn.
21776 ("isinf<mode>2"): New insn.
21777 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21778 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21779 (UNSPEC_CCZ_TO_INT): New constant.
21781 2007-04-18 Richard Guenther <rguenther@suse.de>
21783 PR tree-optimization/19431
21784 PR tree-optimization/21463
21785 * tree-pass.h (pass_phiprop): Declare.
21786 * passes.c (init_optimization_passes): New phiprop pass.
21787 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21788 (phivn_valid_p): New helper function.
21789 (phiprop_insert_phi): Likewise.
21790 (propagate_with_phi): Likewise.
21791 (tree_ssa_phiprop): New propagator propagating loads
21792 through phi nodes if profitable.
21794 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21796 * tree-vect-analyze.c (process_use): New function.
21797 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21798 Check phis in all bbs.
21799 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21802 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21804 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21807 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21810 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21813 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21815 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21817 (sse_vmmulv4sf3): Likewise.
21818 (sse2_vmaddv2df3): Likewise.
21819 (sse2_vmmulv2df3): Likewise.
21821 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21823 PR rtl-optimization/31360
21824 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21825 (target_reg_cost): New.
21826 (init_set_costs): Initialize target_reg_cost. Add comments
21827 regarding the rationale of the costs.
21828 (global_cost_for_size): Renamed to...
21829 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21830 of register pressure.
21831 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21832 estimate_reg_pressure_cost. Add number of ivs.
21833 (determine_set_costs): Dump target_reg_cost.
21834 * loop-invariant.c (gain_for_invariant): Use
21835 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21836 (best_gain_for_invariant, find_invariants_to_move): Remove
21838 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21839 (target_reg_cost): Declare.
21840 (global_cost_for_size): Declaration removed.
21841 (estimate_reg_pressure_cost): Declare.
21843 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21845 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21846 regnos into even/odd register pairs.
21847 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21848 TDmode similar to the other floating point modes.
21849 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21850 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21852 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21853 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21854 (movdd_hardfloat64): Use TARGET_MFPGPR.
21856 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21858 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21861 2005-01-05 Richard Henderson <rth@redhat.com>
21863 * reload1.c (do_input_reload): Restrict the optimization deleteing
21864 a previous output reload to RELOAD_FOR_INPUT.
21866 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21868 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21869 induc_vec_info_type.
21870 (vectorizable_induction): New function declaration.
21871 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21872 check if already vectorized. Find first place in BB where new stmts
21873 can be inserted. Takes only one argument.
21874 (vectorizable_induction): New function.
21875 (vect_transform_stmt): Add case for induc_vec_info_type to call
21876 vectorizable_induction.
21877 (vect_transform_loop): Consider phis for vectorization.
21878 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21880 (analyze_operations): Call vectorizable_induction when analyzing phis.
21882 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21883 (vect_mark_relevant): Include phis in relevance analysis.
21884 (vect_mark_stmts_to_be_vectorize): Likewise.
21885 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21887 2007-04-16 Lawrence Crowl <crowl@google.com>
21889 * doc/invoke.texi (Debugging Options): Add documentation for the
21890 -femit-struct-debug options -femit-struct-debug-baseonly,
21891 -femit-struct-debug-reduced, and
21892 -femit-struct-debug-detailed[=...].
21894 * c-opts.c (c_common_handle_option): Add
21895 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21896 and OPT_femit_struct_debug_detailed_.
21897 * c.opt: Add specifications for
21898 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21899 and -femit-struct-debug-detailed[=...].
21900 * opts.c (set_struct_debug_option): Parse the
21901 -femit-struct-debug-... options.
21902 * opts.c (matches_main_base, main_input_basename,
21903 main_input_baselength, base_of_path, matches_main_base): Add
21904 variables and functions to compare header base name to compilation
21906 * opts.c (should_emit_struct_debug): Add to determine to emit a
21907 structure based on the option.
21908 (dump_struct_debug) Also disabled function to debug this
21910 * opts.c (handle_options): Save the base name of the
21913 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21914 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21915 This hook indicates if a type is generic. Set it by default
21916 to "never generic".
21917 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21918 to determine if a struct type is generic or not.
21919 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21920 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21921 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21922 with live C++ hook.
21924 * flags.h (enum debug_info_usage): Add an enumeration to describe
21925 a program's use of a structure type.
21926 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21927 to indicate the program's usage of the type. Filter structs based
21928 on the -femit-struct-debug-... specification.
21929 (gen_type_die): Split into two routines, gen_type_die and
21930 gen_type_die_with_usage. gen_type_die is now a wrapper
21931 that assumes direct usage.
21932 (gen_type_die_with_usage): Replace calls to gen_type_die
21933 with gen_type_die_with_usage adding the program usage of
21934 the referenced type.
21935 (dwarf2out_imported_module_or_decl): Suppress struct debug
21936 information using should_emit_struct_debug when appropriate.
21938 2007-04-16 Ian Lance Taylor <iant@google.com>
21940 PR tree-optimization/31522
21941 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21942 (vrp_initialize): Allocate vr_phi_edge_counts.
21943 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21944 executable edge. Drop test for all constants.
21945 (vrp_finalize): Free vrp_phi_edge_counts.
21947 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21948 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21950 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21951 predecessors at head rather than tail.
21953 2007-04-16 Matthias Klose <doko@debian.org>
21955 * config/alpha/linux.h (CPP_SPEC): Define.
21956 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21958 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21960 * function.h: Remove sequence_stack extern declaration.
21962 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21964 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21966 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21969 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21971 * config/avr/avr.c (avr_arch_types): Rearranging array.
21972 (enum avr_arch): Add.
21973 (avr_mcu_types): Use avr_arch enumeration constants instead of
21975 * config/avr/avr.h (LINK_SPEC): Simplify.
21977 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21979 * config/m68k/m68k.c (m68k_libcall_value,
21980 m68k_function_value): Use macros for register names more.
21982 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21984 (M68K_REGNAME): Use A6_REG.
21985 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21987 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21989 PR middle-end/28071
21990 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21991 'pending_read_list_length' and 'pending_write_list_length'. Update
21993 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21994 to handle two length counters instead of one. Update all uses.
21995 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21996 two length counters instead of one.
21997 * sched-rgn.c (propagate_deps): Update to handle two length counters
22000 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22003 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22004 copy of source, pass it to ix86_expand_vector_set and return
22007 2007-04-16 David Ung <davidu@mips.com>
22008 Joseph Myers <joseph@codesourcery.com>
22010 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22011 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22012 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22013 Add 74K processor information.
22014 * config/mips/mips.md: Include 74k.md.
22015 (cpu): Add 74kc,74kf,74kx.
22016 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22017 * config/mips/74k.md: New.
22018 * doc/invoke.texi (MIPS Options): Document 74K support.
22020 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22022 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22023 vectorizable_* functions.
22024 * tree-vect-transform.c (vectorizable_call): Add check for
22025 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22026 (vectorizable_store): likewise.
22027 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22029 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22030 (vectorizable_type_promotion, vectorizable_load): Likewise.
22031 (vectorizable_live_operation, vectorizable_condition): Likewise.
22032 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22034 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22036 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22038 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22039 register numbers more.
22040 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22041 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22042 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22043 FUNCTION_VALUE_REGNO_P): Likewise.
22044 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22045 STATIC_CHAIN_REGNUM): Likewise.
22046 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22047 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22048 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22049 * config/m68k/m68k.md (FP_REG): New.
22051 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22053 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22056 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22058 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22059 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22062 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22064 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22067 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22070 * c-decl.c (finish_decl): Grab the type of the decl after the call
22071 to store_init_value.
22073 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22075 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22077 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22080 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22081 dominators, post dominators and cleanup cfg before returning.
22083 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22085 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22086 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22088 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22090 * config.gcc: Recognize fido.
22091 * config/m68k/m68k-devices.def (fidoa): New.
22092 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22094 (FL_FIDOA, TARGET_FIDOA): New.
22095 * config/m68k/m68k.opt (mfidoa): New.
22097 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22099 PR middle-end/31322
22100 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22101 when a personality function is used.
22103 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22105 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22107 2007-04-13 Mike Stump <mrs@apple.com>
22109 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22111 * config/darwin.opt (fapple-kext): Make C++ only.
22112 * config/darwin.c (darwin_override_options): Remove code to ensure
22113 -fapple-kext is given for C++ only.
22115 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22117 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22118 * config/mips/mips.c (override_options): Call
22119 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22121 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22123 * config/i386/i386.opt (msvr3-shlib): Removed.
22125 * doc/invoke.texi: Remove -msvr3-shlib.
22127 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22129 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22130 with "popcnt" instruction.
22132 2007-04-13 Richard Guenther <rguenther@suse.de>
22134 PR tree-optimization/21258
22135 * tree-vrp.c (compare_case_labels): New helper.
22136 (find_switch_asserts): New function.
22137 (find_assert_locations): Call it for SWITCH_EXPRs.
22139 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22141 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22142 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22143 check is now implied in X87_FLOAT_MODE_P.
22144 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22145 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22146 (fix_trunc<mode>_i386_fisttp): Ditto.
22147 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22148 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22149 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22150 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22151 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22152 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22153 (unnamed_splitters): Ditto.
22154 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22155 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22156 FIRST_SSE_REG for local functions when SSE math is enabled or
22157 for functions with sseregparm attribute.
22158 (standard_80387_constant_p): Return -1 if mode is not
22160 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22161 (ix86_expand_compare): Ditto.
22162 (ix86_expand_carry_flag_compare): Ditto.
22163 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22164 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22165 DECIMAL_FLOAT_MODE_P.
22166 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22167 of SCALAR_FLOAT_MODE_P.
22168 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22169 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22170 checks before FLOAT_MODE_P.
22171 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22172 before FLOAT_MODE_P.
22177 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22179 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22180 Charles Wilson <libtool@cwilson.fastmail.fm>
22182 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22183 (libgcc.mvars): Don't depend on them.
22184 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22185 * exec-tool.in: New.
22187 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22189 * doc/invoke.text (--help): Document --help=common.
22191 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22193 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22195 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22197 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22198 * genemit.c (main): Emit #include "integrate.h".
22199 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22200 (LOADGP_RTP): New mips_loadgp_style.
22201 * config/mips/mips.h: Include config/vxworks-dummy.h.
22202 (TARGET_RTP_PIC): New macro.
22203 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22204 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22205 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22206 for TARGET_RTP_PIC.
22207 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22208 -mvxworks-pic when using -mrtp and a PIC option.
22209 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22211 (mips_symbolic_constant_p, mips_symbolic_address_p)
22212 (mips_symbol_insns): Handle SYMBOL_HALF.
22213 (override_options): Warn about -G and -mrtp being used together.
22214 Initialize mips_lo_relocs[SYMBOL_HALF].
22215 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22216 (mips_emit_loadgp): Handle LOADGP_RTP.
22217 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22218 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22219 (tablejump): Handle function-relative case table entries if
22221 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22223 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22225 * config/mips/mips.md (load_call<mode>): Allow any general register.
22227 (sibcall_value_internal, sibcall_value_multiple_internal)
22228 (call_value_internal, call_value_split, call_value_multiple_internal)
22229 (call_value_multiple_split): Remove constraints from operand 0.
22231 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22233 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22234 rather than loadgp_noshared.
22235 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22236 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22238 * config/mips/mips.md (loadgp): Rename to...
22239 (loadgp_newabi): ...this.
22240 (loadgp_noshared): Rename to...
22241 (loadgp_absolute): ...this.
22243 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22245 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22246 false for locally-binding symbols.
22247 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22249 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22251 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22252 (SYMBOL_GOT_PAGE_OFST): ...this.
22253 (SYMBOL_GOT_GLOBAL): Rename to...
22254 (SYMBOL_GOT_DISP): ...this.
22255 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22256 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22257 * config/mips/mips.c (mips_global_symbol_p): New function.
22258 (mips_symbol_binds_local_p): Likewise.
22259 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22260 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22261 mips_global_symbol_p and mips_symbol_binds_local_p.
22262 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22263 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22264 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22265 SYMBOL_GOTOFF_DISP.
22266 (mips_ok_for_lazy_binding_p): New function.
22267 (mips_load_call_address, mips_expand_call): Use it.
22268 (mips_dangerous_for_la25_p): Likewise.
22269 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22270 (*got_disp<mode>): Use got_disp_operand instead of
22271 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22272 SYMBOL_GOTOFF_GLOBAL.
22273 (*got_page<mode>): Use got_page_ofst_operand instead of
22275 * config/mips/predicates.md (const_call_insn_operand): Use
22276 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22277 (global_got_operand): Rename to...
22278 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22280 (local_got_operand): Rename to...
22281 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22282 of SYMBOL_GOT_LOCAL.
22284 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22286 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22287 TARGET_CALL_CLOBBERED_GP.
22288 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22289 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22290 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22291 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22292 of TARGET_ABICALLS && !TARGET_NEWABI.
22293 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22294 * config/mips/mips.c (mips_load_call_address): Check
22295 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22296 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22297 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22298 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22299 TARGET_ABICALLS && TARGET_NEWABI.
22300 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22302 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22303 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22304 TARGET_ABICALLS && TARGET_NEWABI.
22305 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22306 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22307 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22308 whether indirect calls must use $25.
22309 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22311 * config/mips/mips.md (jal_macro): Check flag_pic and
22312 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22313 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22314 instead of TARGET_ABICALLS.
22315 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22316 TARGET_ABICALLS && TARGET_OLDABI.
22317 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22318 (sibcall): In the comment above the define_insn, mention
22319 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22320 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22321 instead of TARGET_ABICALLS.
22323 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22325 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22326 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22327 (MACFLAGS_MATCH_P): New macro.
22328 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22329 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22330 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22331 the other MACFLAG constants.
22332 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22333 (flag_machi): Tighten constraints. Renumber some of the operands.
22334 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22336 (flag_machi_parts_acconly): New pattern.
22337 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22339 (flag_macinit1hi): Tighten constraints.
22340 (flag_mul_macv2hi_parts_acconly): New pattern.
22342 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22343 Use a more efficient implementation.
22344 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22345 inline sequences when not optimizing for size.
22347 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22348 movhi_high2low): Delete, merge functionality into...
22349 (packv2hi): ... this pattern.
22351 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22352 * config/bfin/bfin.opt (msim): New option.
22353 (mcpu=): New option.
22354 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22355 (bfin_cpu_t): Typedef of enum bfin_cpu.
22356 (bfin_cpu_type): New declaration.
22357 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22358 -msim and -mcpu= options.
22359 (LIB_SPEC): Likewise.
22360 * config/bfin/bfin.c (bfin_cpu_type): Define.
22361 (bfin_handle_option): Handle -mcpu= option.
22362 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22363 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22364 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22366 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22368 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22369 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22370 (powerpc-wrs-vxworksae): Use ${tm_file}.
22371 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22372 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22373 * config/i386/vx-common.h: New file.
22375 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22377 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22380 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22382 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22385 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22389 * c-common.c (c_build_qualified_type): Set canonical type
22392 2007-04-12 Richard Guenther <rguenther@suse.de>
22394 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22395 lower bound and element size if lower bound is not zero
22396 or either of the ARRAY_REF operands is set.
22398 2007-04-12 Richard Guenther <rguenther@suse.de>
22400 PR tree-optimization/24689
22401 PR tree-optimization/31307
22402 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22404 * gimplify.c (canonicalize_addr_expr): To be consistent with
22405 gimplify_compound_lval only set operands two and three of
22406 ARRAY_REFs if they are not gimple_min_invariant. This makes
22407 it never at this place.
22408 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22410 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22412 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22413 null before emitting a .nsubspa directive.
22415 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22417 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22418 need_to_partition_p if there are no memory statements in the
22421 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22423 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22424 (gcd_of_steps_may_divide_p): New function.
22425 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22427 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22429 * reload.c (find_reloads_toplev, find_reloads_address,
22430 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22431 not a pointer equality test, to decide if we need to call
22432 push_reg_equiv_alt_mem.
22434 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22436 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22437 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22439 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22441 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22443 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22444 vector to be positive.
22446 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22450 * doc/invoke.texi: Document --params max-aliased-vops and
22452 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22453 debug_memory_partitions): Move to tree-flow.h
22454 * params.h (AVG_ALIASED_VOPS): Define.
22455 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22457 (mp_info_t): Likewise.
22458 (get_mem_sym_stats_for): New.
22459 (set_memory_partition): Move from tree-flow-inline.h.
22460 (mark_non_addressable): Only clear the set of symbols for the
22461 partition if it exists.
22462 (dump_memory_partitions): Move from tree-ssa-operands.c
22463 (debug_memory_partitions): Likewise.
22464 (need_to_partition_p): New.
22465 (dump_mem_ref_stats): New.
22466 (debug_mem_ref_stats): New.
22467 (dump_mem_sym_stats): New.
22468 (debug_mem_sym_stats): New.
22469 (update_mem_sym_stats_from_stmt): New.
22470 (compare_mp_info_entries): New.
22471 (mp_info_cmp): Call it.
22472 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22474 (get_mpt_for): Move from tree-ssa-operands.c.
22475 (find_partition_for): New.
22476 (create_partition_for): Remove.
22477 (estimate_vop_reduction): New.
22478 (update_reference_counts): New.
22479 (build_mp_info): New.
22480 (compute_memory_partitions): Refactor.
22481 Document new heuristic.
22482 Call build_mp_info, update_reference_counts,
22483 find_partition_for and estimate_vop_reduction.
22484 (compute_may_aliases): Populate virtual operands before
22485 calling debugging dumps.
22486 (delete_mem_sym_stats): New.
22487 (delete_mem_ref_stats): New.
22488 (init_mem_ref_stats): New.
22489 (init_alias_info): Call it.
22490 (maybe_create_global_var): Remove alias_info argument.
22491 Get number of call sites and number of pure/const call sites
22492 from gimple_mem_ref_stats().
22493 (dump_alias_info): Call dump_memory_partitions first.
22494 (dump_points_to_info_for): Show how many times a pointer has
22496 * opts.c (decode_options): For -O2 set --param
22497 max-aliased-vops to 500.
22498 For -O3 set --param max-aliased-vops to 1000 and --param
22499 avg-aliased-vops to 3.
22500 * fortran/options.c (gfc_init_options): Remove assignment to
22502 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22503 * tree-dfa.c (dump_variable): Dump memory reference
22505 Dump NO_ALIAS* settings.
22506 (referenced_var_lookup): Tidy.
22507 (mem_sym_stats): New.
22508 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22509 and ORIG are different SSA names for a memory partition.
22510 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22511 * tree-flow.h (struct mem_sym_stats_d): Define.
22512 (mem_sym_stats_t): Define.
22513 (struct mem_ref_stats_d): Define.
22514 (struct gimple_df): Add field mem_ref_stats.
22515 (enum noalias_state): Define.
22516 (struct var_ann_d): Add bitfield noalias_state.
22517 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22518 debug_mem_ref_stats, debug_memory_partitions,
22519 debug_mem_sym_stats): Declare.
22520 * tree-ssa-structalias.c (update_alias_info): Update call
22521 sites, pure/const call sites and asm sites in structure
22522 returned by gimple_mem_ref_stats.
22523 Remove local variable IS_POTENTIAL_DEREF.
22524 Increase NUM_DEREFS if the memory expression is a potential
22526 Call update_mem_sym_stats_from_stmt.
22527 If the memory references memory, call
22528 update_mem_sym_stats_from_stmt for all the direct memory
22529 symbol references found.
22530 (intra_create_variable_infos): Set noalias_state field for
22531 pointer arguments according to the value of
22532 flag_argument_noalias.
22533 * tree-ssa-structalias.h (struct alias_info): Remove fields
22534 num_calls_found and num_pure_const_calls_found.
22535 (update_mem_sym_stats_from_stmt): Declare.
22536 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22537 Set default value to 100.
22538 (PARAM_AVG_ALIASED_VOPS): Define.
22540 2007-04-11 Richard Guenther <rguenther@suse.de>
22542 PR middle-end/31530
22543 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22544 a * -b + c as c - a * b if we honor sign dependent rounding.
22546 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22548 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22549 bfin_expand_strmov.
22550 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22551 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22553 (initialize_trampoline): Don't use old-style function definition.
22554 (bfin_secondary_reload): Mark IN_P argument as unused.
22556 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22558 PR tree-optimization/31343
22559 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22560 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22561 * testsuite/gcc.dg/vect/pr31343.c: New.
22563 2007-04-10 Eric Christopher <echristo@apple.com>
22565 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22566 * config/i386/i386.md (*cmpfp0): Use.
22567 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22568 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22569 (fix_trunc<mode>_i386_fisttp): Ditto.
22570 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22571 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22572 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22573 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22574 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22575 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22576 (unnamed_splitters): Ditto.
22577 * config/i386/i386.c (output_fix_trunc): Assert that
22578 we're not being passed a TFmode operand.
22580 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22582 PR tree-optimization/31526
22583 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22584 n_basic_blocks to find newly added blocks.
22586 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22588 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22590 (fix_trunc<mode>si_sse): Ditto.
22591 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22592 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22593 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22594 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22595 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22596 expander using SSEMODEF mode macro.
22597 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22598 expander using SSEMODEF mode macro.
22599 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22600 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22601 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22602 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22603 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22604 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22605 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22606 Macroize insn using X87MODEF mode macro.
22608 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22610 * config/i386/sse.md (sse2_pinsrw): Removed.
22611 (sse2_pextrw): Renamed to ...
22612 (*sse2_pextrw): This.
22614 2007-04-09 Jan Hubicka <jh@suse.cz>
22617 * config/i386/sse.md
22618 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22619 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22620 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22621 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22623 2007-04-09 Jan Hubicka <jh@suse.cz>
22625 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22626 multiple fields of union.
22628 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22630 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22631 (create_preheaders): Check that loops are available.
22632 (fix_loop_structure): Clean up, improve comments.
22633 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22634 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22636 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22637 * predict.c (tree_estimate_probability): Do not call
22638 calculate_dominance_info. Call create_preheaders.
22639 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22640 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22642 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22643 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22644 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22645 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22648 2007-04-08 Jan Hubicka <jh@suse.cz>
22650 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22651 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22652 * fold-const.c (fold_unary): Use it.
22654 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22656 * varasm.c (assemble_variable): Remove call to
22657 lang_hooks.decls.prepare_assemble_variable.
22658 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22659 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22660 * langhooks.h (lang_hooks_for_decls): Remove
22661 prepare_assemble_variable.
22663 2007-04-08 Mike Stump <mrs@apple.com>
22665 * config/i386/i386.c: Use inc/dec on Core2.
22667 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22669 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22670 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22671 lhd_tree_inlining_end_inlining): Remove.
22672 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22673 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22674 end_inlining hooks.
22675 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22676 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22677 lhd_tree_inlining_end_inlining): Remove prototypes.
22678 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22679 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22680 LANG_HOOKS_TREE_INLINING_START_INLINING,
22681 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22683 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22686 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22689 * config/avr/predicates.md (io_address_operand): Delete predicate.
22690 (low_io_address_operand): Don't use 'mode' argument.
22691 (higth_io_address_operand): Rename ...
22692 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22693 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22696 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22698 Revert change removing staticp.
22700 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22703 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22706 2007-04-07 Bruce Korb <bkorb@gnu.org>
22708 * c.opt: Add -Wformat-contains-nul.
22709 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22711 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22712 the NUL byte warning.
22714 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22716 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22718 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22720 * tree.c (staticp): No longer use staticp langhook.
22721 * langhooks.c (lhd_staticp): Removed.
22722 * langhooks.h (struct lang_hooks): Remove staticp.
22723 * c-common.c (c_staticp): Remove.
22724 * c-common.h (c_staticp): Ditto.
22725 * langhooks-defs.h (lhd_staticp): Ditto.
22726 (LHD_HOOKS_STATICP): Ditto
22727 * tree.h (gcc_assert_lowered): New macro.
22729 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22731 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22732 argument "reliable".
22733 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22734 Add argument "reliable". Propagate it through calls.
22735 (infer_loop_bounds_from_undefined): Derive number of iterations
22736 estimates from references in blocks that do not dominate loop latch.
22737 (gcov_type_to_double_int): New function.
22738 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22739 and expected_loop_iterations_unbounded.
22740 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22741 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22742 * tree-data-ref.c (estimated_loop_iterations): Export.
22743 (get_references_in_stmt): Fix -- do not return addresses of local
22745 * cfgloop.h (expected_loop_iterations_unbounded,
22746 estimated_loop_iterations): Declare.
22748 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22750 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22752 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22754 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22755 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22756 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22757 Use output_387_reg_move().
22758 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22759 expander using X87MODEF12 mode macro.
22760 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22761 choosing register preferences. Use output_387_reg_move().
22762 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22763 instead of "x". Use output_387_reg_move().
22764 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22765 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22766 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22767 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22768 Use output_387_reg_move().
22769 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22771 (*truncxf?f_i387 splitter): Ditto.
22773 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22775 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22776 LANG_HOOKS_SAFE_FROM_P.
22777 * expr.c (safe_from_p): Remove langhook call.
22778 * langhooks.h (lang_hooks): Remove safe_from_p.
22779 (lhd_safe_from_p): Remove prototype.
22780 * langhooks.c (lhd_safe_from_p): Remove.
22782 2007-04-06 Jan Hubicka <jh@suse.cz>
22784 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22787 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22789 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22790 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22791 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22792 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22794 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22795 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22797 2007-04-05 Richard Henderson <rth@redhat.com>
22799 * config/alpha/alpha.c (print_operand) [+]: Remove.
22800 (alpha_end_function): Print nop if call at end of function.
22801 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22802 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22803 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22804 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22805 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22806 the call pattern. Update peepholes to match.
22808 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22810 * doc/extend.texi (Other Builtins): Add decimal float variants
22812 * builtins.def: Ditto.
22813 * builtins.c (expand_builtin): Ditto.
22815 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22816 H.J. Lu <hongjiu.lu@intel.com>
22819 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22820 of V8HImode when calling ix86_binary_operator_ok.
22821 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22822 (sdot_prodv8hi): Operands 1 and 2 must be register.
22824 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22826 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22827 initialize align to silence bogus warning.
22829 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22831 PR middle-end/22156
22832 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22834 (struct sra_walk_fns): Remove use_all parameter from use.
22835 (sra_hash_tree): Handle BIT_FIELD_REFs.
22836 (sra_elt_hash): Don't hash bitfld blocks.
22837 (sra_elt_eq): Skip them in parent compares as well. Handle
22839 (sra_walk_expr): Don't maintain or pass down use_all_p.
22840 (scan_use): Remove use_all parameter.
22841 (scalarize_use): Likewise. Re-expand assignment to
22842 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22843 output, and re-scalarize after output. Don't mark anything
22845 (scalarize_ldst): Adjust.
22846 (scalarize_walk_gimple_modify_statement): Likewise.
22847 (build_element_name_1): Handle BIT_FIELD_REFs.
22848 (instantiate_element): Don't warn for any element whose parent
22849 is used as a whole.
22850 (instantiate_missing_elements_1): Return the sra_elt.
22851 (canon_type_for_field): New.
22852 (try_instantiate_multiple_fields): New.
22853 (instantiate_missing_elemnts): Use them.
22854 (mark_no_warning): Removed.
22855 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22856 (REPLDUP, sra_build_elt_assignment): New.
22857 (generate_copy_inout): Use them.
22858 (generate_element_copy): Likewise. Handle bitfld differences.
22859 (generate_element_zero): Don't recurse for blocks. Use
22860 sra_build_elt_assignment.
22861 (generate_one_element_int): Take elt instead of var. Use
22862 sra_build_elt_assignment.
22863 (generate_element_init_1): Adjust.
22864 (scalarize_use, scalarize_copy): Use REPLDUP.
22865 (scalarize_ldst): Move assert before dereference.
22866 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22868 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22870 * regmove.c: Fix unused variable warnings due to previous commit.
22872 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22874 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22875 (regmove_bb_head): Remove.
22876 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22877 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22878 problems with fixup_match_1.
22879 Don't initialize/free regmove_bb_head.
22881 (reg_is_remote_constant_p): If an insn is in the same basic block
22882 but not before INSN, consider it remote, too.
22884 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22887 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22888 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22890 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22892 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22893 (CONDITIONAL_REGISTER_USAGE): Likewise.
22895 2007-04-04 Richard Henderson <rth@redhat.com>
22897 * config/alpha/lib1funcs.asm: Remove unused file.
22899 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22902 * opts.c (print_specific_help): Fix --help=<language>
22904 (common_handle_option): Support --help=common.
22906 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22909 * gcc.c (main): Do not run the linker if
22910 print_subprocess_help indicates that it shouldn't be
22913 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22916 * doc/invoke.texi (--help=): Document <languages> value, fix
22917 formatting in tables of values.
22919 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22921 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22922 dllimport attribute of virtual methods.
22924 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22926 * config/score/crti.asm: Change _bss_start to __bss_start.
22927 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22928 (OUTGOING_REG_PARM_STACK_SPACE) update.
22929 * config/score/score.opt: add options to make backend support
22930 score5, score5u, score7 and score7d.
22931 * config/score/score.md: Likewise.
22932 * config/score/misc.md: Likewise.
22933 * config/score/mac.md: Likewise.
22934 * doc/invoke.texi: Likewise.
22935 * doc/md.texi: update constraints define.
22937 2007-04-03 Richard Henderson <rth@redhat.com>
22939 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22940 an appropriate type, use the mode instead.
22942 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22944 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22945 Set the default --with-arch setting to mips2.
22946 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22947 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22948 (MULTILIB_OSDIRNAMES): Delete.
22949 (MULTILIB_DIRNAMES): Define.
22950 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22951 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22952 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22953 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22954 VXWORKS_OS_CPP_BUILTINS.
22955 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22956 (MIPS_DEBUGGING_INFO): Undefine.
22957 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22959 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22961 PR middle-end/30704
22962 * fold-const.c (native_encode_real): Encode real.c provided longs
22963 as a series of 32-bit native integers.
22964 (native_interpret_real): Interpret buffer as a series of 32-bit
22967 2007-04-03 Richard Guenther <rguenther@suse.de>
22969 * genpreds.c (write_insn_constraint_len): Write function
22970 optimized for CONSTRAINT_LEN implementation.
22971 (write_tm_preds_h): Output insn_constraint_len inline and
22972 use it for CONSTRAINT_LEN.
22973 (write_insn_preds_c): Don't output insn_constraint_len.
22974 * doc/md.texi (define_register_constraint): Document multi-letter
22975 constraints shall have the same length if they start with the same
22978 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22981 * config/i386/i386.md (isinf<mode>2): Expand only when
22982 TARGET_C99_FUNCTIONS is set.
22984 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22986 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22987 (x86_64-*-linux*): Ditto.
22988 * config/i386/i386.opt (mpc): New option.
22989 * config/i386/i386.c (overrride_options): Handle
22990 ix87_precision_string.
22991 * config/i386/crtprec.c: New file.
22992 * config/i386/t-crtpc: Ditto.
22993 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22994 and -mpc80 options.
22995 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22996 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22997 crtprec32.o, crtprec64.o and crtprec80.o.
22999 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23000 and -mpc80 options.
23001 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23003 2007-04-02 Eric Christopher <echristo@apple.com>
23005 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23006 limitations on darwin.
23008 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23011 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23013 2007-04-02 Dave Korn <dave.korn@artimi.com>
23015 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23017 2007-04-02 Dave Korn <dave.korn@artimi.com>
23019 * libgcc2.h (exception_descriptor): Don't forward-declare.
23020 (__get_eh_table_language, __get_eh_table_version): Delete
23021 prototypes of long-dead functions.
23023 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23025 * ebitmap.h: New file
23026 * ebitmap.c: New file
23027 * Makefile.in (ebitmap.o): New target.
23029 2007-04-01 Jan Hubicka <jh@suse.cz>
23031 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23032 before very first instruction.
23034 2007-04-01 Jan Hubicka <jh@suse.cz>
23036 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23037 waring on 64bit hosts.
23038 * bitmap.h: Fix typo in bitmap_head_def.
23040 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23042 PR rtl-optimization/31391
23043 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23044 into a DELETED_LABEL note, and the label is in an empty basic
23045 block, update BB_END as well as BB_HEAD.
23047 2007-04-01 Richard Henderson <rth@redhat.com>
23049 PR tree-optimization/31169
23050 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23051 to varying if the range is outside [0, prec-1].
23053 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23056 * config/mips/mips.md (load_const_gp): New insn.
23057 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23058 the MIPS16 GP pseudo register if no_new_pseudos.
23059 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23061 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23064 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23066 (call_value): Likewise.
23068 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23069 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23072 * doc/invoke.texi: (optimization options): Reword description
23073 of -ffast-math. Document its primary purpose.
23075 2007-03-31 Richard Guenther <rguenther@suse.de>
23077 * omp-low.c (splay-tree.h): Include.
23078 (lookup_decl): Replace splay-tree usage by pointer-map.
23079 (maybe_lookup_decl): Likewise.
23080 (new_omp_context): Likewise.
23081 (delete_omp_context): Likewise.
23082 * gimplify.c (splay-tree.h): Include.
23083 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23085 (remap_ssa_name): Likewise.
23086 (remap_decl): Likewise.
23087 (remap_type_1): Likewise.
23088 (remap_type): Likewise.
23089 (copy_body_r): Likewise.
23090 (expand_call_inline): Likewise.
23091 (clone_body): Likewise.
23092 (copy_tree_r): Likewise.
23093 (remap_save_expr): Likewise.
23094 (unsave_r): Likewise.
23095 (unsave_expr_now): Likewise.
23096 (tree_function_versioning): Likewise.
23097 (build_duplicate_type): Likewise.
23098 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23099 (struct copy_body_data): Replace splay-tree by pointer-map.
23100 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23101 not $(SPLAY_TREE_H).
23102 (gimplify.o): Depend on $(SPLAY_TREE_H).
23103 (omp-low.p): Likewise.
23105 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23107 * config/avr/predicates.md (even_register_operand,
23108 odd_register_operand): New predicates.
23109 * config/avr/avr.md (movw peephole2): New.
23110 (movw_r peephole2): New.
23112 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23114 * tree.h (get_signed_or_unsigned_type): New.
23115 * fold-const.c (operand_equal_for_comparison_p): Use
23116 get_signed_or_unsigned_type instead of
23117 lang_hooks.types.signed_or_unsigned_type.
23118 * expr.c (store_expr): Ditto.
23119 * langhooks.c (get_signed_or_unsigned_type): New.
23120 (lhd_signed_or_unsigned_type): New.
23121 * langhooks.h (lhd_signed_or_unsigned_type): New.
23122 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23124 2007-03-30 Richard Henderson <rth@redhat.com>
23126 * tree-ssa-loop-ivopts.c: Include target.h.
23127 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23128 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23129 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23130 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23132 2007-03-30 Richard Henderson <rth@redhat.com>
23133 Kai Tietz <kai.tietz@onevision.com>
23135 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23136 default for 64-bit.
23137 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23138 (TARGET_64BIT_MS_ABI): New.
23139 (DBX_REGISTER_NUMBER): Handle 64-bit.
23140 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23141 (LONG_TYPE_SIZE): Force to 32.
23142 (REG_PARM_STACK_SPACE): New.
23143 (OUTGOING_REG_PARM_STACK_SPACE): New.
23144 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23145 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23146 (STACK_BOUNDARY): Use 128 for 64-bit.
23147 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23148 Add 64-bit implementation.
23149 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23151 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23152 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23153 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23154 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23155 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23156 TARGET_64BIT_MS_ABI.
23157 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23158 (ix86_pass_by_reference): Likewise.
23159 (ix86_function_value_regno_p): Likewise.
23160 (ix86_build_builtin_va_list): Likewise.
23161 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23162 (function_arg_advance_ms_64): New.
23163 (function_arg_advance): Call it.
23164 (function_arg_ms_64): New.
23165 (function_arg): Call it.
23166 (function_value_ms_64): New.
23167 (ix86_function_value_1): Call it.
23168 (return_in_memory_ms_64): New.
23169 (ix86_return_in_memory): Call it.
23170 (setup_incoming_varargs_ms_64): New.
23171 (ix86_setup_incoming_varargs): Call it.
23172 (ix86_expand_prologue): Handle 64-bit stack probing.
23173 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23174 (output_pic_addr_const): Likewise.
23175 (x86_this_parameter): Likewise.
23176 (x86_output_mi_thunk): Likewise.
23177 (x86_function_profiler): Likewise.
23178 (TARGET_STRICT_ARGUMENT_NAMING): New.
23179 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23180 (TARGET_64BIT_MS_ABI): New.
23181 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23182 * config/i386/i386.md (allocate_stack_worker): Remove.
23183 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23184 describe the clobber of eax without a match_scratch.
23185 (allocate_stack_worker_postreload): Remove.
23186 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23187 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23188 (allocate_stack_worker_rex64_postreload): Remove.
23189 (allocate_stack): Handle 64-bit.
23190 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23191 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23192 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23193 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23194 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23195 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23196 * config.build (x86_64-*-mingw*): New host.
23197 * config.host (x86_64-*-mingw*): New host.
23198 * config.gcc (x86_64-*-mingw*): New target.
23199 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23201 2007-03-30 Richard Henderson <rth@redhat.com>
23202 Kai Tietz <kai.tietz@onevision.com>
23204 * c-pragma.c (struct def_pragma_macro_value): New.
23205 (struct def_pragma_macro): New.
23206 (pushed_macro_table): New.
23207 (dpm_hash, dpm_eq): New.
23208 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23209 (init_pragma): Install them.
23210 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23212 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23214 * config/avr/avr.c (avr_override_options): Clear
23215 'flag_delete_null_pointer_checks'.
23217 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23220 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23221 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23222 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23223 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23224 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23225 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23226 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23228 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23230 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23232 * regmove.c: Move all of pass_stack_adjustments from here...
23233 * combine-stack-adj.c: ...to this new file.
23234 * Makefile.in: Add rules for combine-stack-adj.o.
23236 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23238 PR tree-optimization/31383
23239 * tree-data-ref.c (affine_function_equal_p): Do not require the
23240 vectors to have the same length.
23242 2007-03-30 Jan Hubicka <jh@suse.cz>
23244 PR middle-end/30700
23245 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23246 availablility; add more sanity checking; ask varpool only about
23249 2007-03-29 Richard Henderson <rth@redhat.com>
23251 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23252 to decide, but __SIZEOF_LONG_LONG__.
23254 2007-03-29 Richard Henderson <rth@redhat.com>
23256 * emutls.c (struct __emutls_array): New.
23257 (emutls_destroy): Use it instead of casting element 0 from void*.
23258 (__emutls_get_address): Likewise.
23260 2007-03-29 Richard Henderson <rth@redhat.com>
23262 * varasm.c (initializer_constant_valid_p): Don't deny
23263 DECL_DLLIMPORT_P on functions.
23265 * config/i386/cygming.h: Remove function declarations.
23266 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23267 (ASM_OUTPUT_LABELREF): Remove.
23268 (COMMON_ASM_OP): Remove.
23269 (ASM_OUTPUT_COMMON): Remove.
23270 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23271 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23272 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23273 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23274 Rename from TARGET_ENCODE_SECTION_INFO.
23275 * config/i386/netware.h: Likewise.
23276 * config/i386/i386-protos.h: Update.
23277 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23278 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23279 (legitimate_constant_p): Reject dllimports.
23280 (dllimport_map, get_dllimport_decl): New.
23281 (legitimize_dllimport_symbol): New.
23282 (legitimize_address, ix86_expand_move): Use it.
23283 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23284 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23285 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23286 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23287 * config/i386/predicates.md (constant_call_address_operand): Only
23288 accept symbols; reject dllimport_p symbols.
23289 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23290 i386_pe_maybe_record_exported_symbol.
23291 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23292 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23293 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23294 trust the setting of DECL_DLLIMPORT_P.
23295 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23296 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23297 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23298 tidy the argument scanning loop.
23299 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23300 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23301 (i386_pe_strip_name_encoding): Remove.
23302 (i386_pe_binds_local_p): New.
23303 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23304 (i386_pe_output_labelref): Remove.
23305 (i386_pe_asm_output_aligned_decl_common): New.
23306 (i386_pe_maybe_record_exported_symbol): Rename from
23307 i386_pe_record_exported_symbol; check for dllexported symbols.
23309 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23311 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23312 add comment explaining why vsnprintf cannot be used.
23314 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23316 PR tree-optimization/30666
23317 * tree.c (build_complex_type): When creating type names for DWARF2
23318 debug info, create TYPE_DECLs for TYPE_NAME instead of
23320 (build_common_tree_nodes_2): Use build_complex_type when building
23321 predefined complex types, to preserve canonical types.
23323 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23325 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23326 (noce_get_alt_condition): Look at it to determine whether to
23327 reverse the condition or not.
23328 (noce_get_condition): Substitute the truth for lies.
23329 (noce_find_if_block): Set the then_else_reversed field.
23331 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23333 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23334 destination of this insn.
23335 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23336 than calling gen_rtx_SET directly. Use r0 to hold the value of
23337 'address + 4' rather than a stack based temporary which can be
23338 mis-optimized away.
23340 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23342 * config/s390/s390.c (s390_secondary_input_reload_class,
23343 s390_secondary_output_reload_class): Functions removed.
23344 (s390_secondary_reload): New function.
23345 (TARGET_SECONDARY_RELOAD): Target macro defined.
23346 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23347 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23348 * config/s390/s390.md ("reload_outti", "reload_outdi",
23349 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23350 "reload_out<mode>"): Expanders removed.
23351 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23352 "reload<mode>_nonoffmem_out"): Expanders added.
23354 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23356 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23357 action if SRC->DEST replacement failed anyway.
23359 2007-03-28 Mike Stump <mrs@apple.com>
23361 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23362 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23363 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23365 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23367 * config.gcc: Accept barcelona as a variant of amdfam10.
23368 * config/i386/i386.c (override_options): Likewise.
23369 * doc/invoke.texi: Likewise.
23371 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23373 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23374 offsets for BIT_FIELD_REF and COMPONENT_REF.
23376 2007-03-28 Richard Guenther <rguenther@suse.de>
23378 * tree.c (is_global_var): Move ...
23379 * tree-flow-inline.h (is_global_var): ... here.
23380 * tree.h (is_global_var): Remove declaration.
23382 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23384 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23386 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23387 * config/i386/i386.c (ix86_tune_features): Initialize new
23389 * config/i386/predicates.md (promotable_binary_operator): Use
23390 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23392 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23395 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23397 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23399 * config/fr30/fr30.md (movsi_internal): Change destination
23400 constraint from m to V and add m to the end.
23402 2007-03-28 Christian Bruel <christian.bruel@st.com>
23404 * config/sh/sh.md (movsi_i): Fix type attribute.
23406 2007-03-28 Christian Bruel <christian.bruel@st.com>
23408 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23409 (movsf_ie): Likewise.
23411 2007-03-28 Christian Bruel <christian.bruel@st.com>
23413 * config.gcc: Add sh4-300 to multilib.
23414 * config/sh/t-mlib-sh4-300: New file.
23416 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23418 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23419 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23420 fix_trunc<mode>di2.
23421 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23422 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23423 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23424 "fixuns_trunctddi2"): Whitespace fix.
23426 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23428 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23429 the definition of struct sh_args.
23430 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23431 CALL_COOKIE_INT_REG_GET): Likewise.
23433 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23435 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23436 transformations are applied successfully.
23438 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23440 * tree.c (tree_contains_struct): Permit 512 tree codes.
23441 * tree.h (tree_contains_struct): Ditto.
23442 (MAX_TREE_CODES): Ditto.
23443 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23444 SPARE member to store remaining padding bits.
23446 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23448 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23451 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23453 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23454 * configure: Regenerate.
23456 * configure: Regenerate using the correct version of autoconf.
23458 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23460 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23462 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23463 regs to "__SP_L__" and "__SP_H__".
23465 2007-03-27 Richard Guenther <rguenther@suse.de>
23467 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23468 computations with it with a HOST_WIDE_INT variable.
23470 2007-03-26 Mike Stump <mrs@apple.com>
23472 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23473 objective-c-header, objective-c++-header and objc++-cpp-output
23475 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23477 2007-03-26 Richard Henderson <rth@redhat.com>
23480 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23481 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23482 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23483 IX86_BUILTIN_PSRLQ128): New.
23484 (ix86_init_mmx_sse_builtins): Add them.
23485 (ix86_expand_builtin): Expand them.
23486 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23487 operand 2 be TImode.
23488 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23489 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23490 _mm_srli_epi64): Mark __B const.
23491 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23492 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23493 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23494 new two-vector shift builtins.
23496 2007-03-26 Ian Lance Taylor <iant@google.com>
23498 PR tree-optimization/31345
23499 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23500 [+INF, +INF(OVF)] into VARYING.
23502 2007-03-26 Zack Weinberg <zackw@panix.com>
23504 * gengtype-parse.c: New file.
23505 * gengtype-yacc.y: Delete.
23506 * gengtype-lex.l: Don't include gengtype-yacc.h.
23507 Define YY_DECL and yyterminate appropriately for recursive
23508 descent parser. yylval is now a string out-parameter to yylex.
23509 (HWS, EOID): New shorthand.
23510 (IWORD): Add a couple more types.
23511 (yylex): Add a setup stanza. Remove the complex rules for
23512 detecting GTY'ed types and typedefs; replace with simple
23513 keyword detectors. Adjust everything for the changed
23514 definition of yylval. Ignore all pp-directives, not just #define.
23516 (parse_file): Rename yybegin; do not call yyparse.
23518 * gengtype.c (xasprintf): Export again.
23519 (this_file): New. Use everywhere __FILE__ was being used.
23520 (get_lang_bitmap): Special case types defined in gengtype.c.
23521 (do_typedef, new_structure): Suppress definition of certain types.
23522 (new_structure): Improve diagnostics of duplicate definitions.
23523 Make sure location_s is associated with input.h.
23524 (nreverse_pairs, define_location_structures): New functions.
23525 (main): Improve tagging of kludge types. Remove old kludges
23526 for input.h types; use define_location_structures.
23527 * gengtype.h: Update prototypes. Define token codes here.
23528 * Makefile.in: Remove all references to gengtype-yacc.
23529 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23531 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23532 add GTY((skip)) to the field that's only conditionally there.
23533 * doc/install.texi: Document that Bison is no longer required
23534 unless building treelang.
23536 * gengtype.c: Don't include gtyp-gen.h.
23537 (srcdir): Declare here.
23538 (base_files, lang_dir_names): Allocate dynamically.
23539 (gt_files, num_gt_files, num_lang_dirs): New globals.
23540 (measure_input_list, read_input_line, read_input_list)
23541 (set_lang_bitmap): New functions.
23542 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23543 simplify, relying on read_input_list to set up the bitmaps.
23544 (main): Arguments are no longer unused. Check for correct number
23545 of command line arguments, set srcdir and srcdir_len, then call
23546 read_input_list, before doing anything else. No need to worry
23547 about duplicates in main loop.
23548 * configure.ac: Simplify the calculation of all_gtfiles.
23549 Put language tags in there. Don't set or substitute
23550 all_gtfiles_files_langs or all_gtfiles_files_frags.
23551 * Makefile.in: Revamp the way gengtype is invoked, now that it
23552 takes a file on its command line with a much simpler format.
23553 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23554 (GTFILES): Remove duplicates and C source files.
23555 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23556 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23557 * configure: Regenerate.
23559 * gengtype.h: Remove all type definitions to gengtype.c; leave
23560 only definitions of options_p, type_p, and pair_p as opaque
23561 pointers. Update prototypes.
23562 * gengtype.c: Many type definitions moved here from gengtype.h.
23563 Consolidate type definitions at the top of the file.
23564 (xvasprintf): Delete.
23565 (xasprintf): Make static.
23566 (create_nested_pointer_option): Add 'next' parameter.
23567 (create_field_all, create_field_at): New functions.
23568 (create_field): Now a thin wrapper around create_field_all.
23569 (create_optional_field): Rename create_optional_field_ and add
23570 line argument. Original name is now a macro which supplies
23572 (oprintf): Use vsnprintf directly.
23573 (close_output_files): Use fatal rather than perror/exit.
23574 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23575 (main): Set progname. Don't use exit.
23576 * gengtype-yacc.y (struct_fields): Use create_field_at.
23577 (option, optionseqopt): Delete.
23578 (optionseq): Consolidate productions from option here so we
23579 can use the first argument to create_option.
23581 * gengtype-lex.l: Distinguish unions from structures in the
23582 token type. Don't call find_structure; return the tag as a string.
23583 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23584 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23585 string. Reorganize typedef_struct production accordingly.
23586 Use create_nested_ptr_option.
23587 * gengtype.c (create_nested_ptr_option): New function.
23588 * gengtype.h: Declare it.
23590 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23591 (string_type): Don't declare.
23592 (do_scalar_typedef): Declare.
23593 (create_scalar_type): Update prototype.
23594 * gengtype.c (string_type): Make static.
23595 (scalar_nonchar, scalar_char): New.
23596 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23597 (resolve_typedef): Use scalar_nonchar for error recovery.
23598 (create_scalar_type): Remove name_len field. Return scalar_char
23599 or scalar_nonchar as appropriate.
23600 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23601 to use string_type.
23602 (throughout): Use scalar_nonchar instead of calling
23603 create_scalar_type, whenever possible.
23604 (main): Initialize scalar_char and scalar_nonchar before calling
23606 * gengtype-lex.l: Adjust for removal of second argument to
23607 create_scalar_type. Use yylval.s instead of yylval.t when
23609 * gengtype-yacc.y: Type of SCALAR is string. Call
23610 create_scalar_type from type:SCALAR rule. Adjust for removal of
23611 second argument to create_scalar_type.
23613 * vec.h: Remove all #if IN_GENGTYPE blocks.
23614 Add comment saying that changes may require adjustments to gengtype.
23615 * gengtype.c: Don't include coretypes.h or tm.h.
23616 Add comment to inclusion of errors.h.
23617 (note_def_vec, note_def_vec_alloc): New functions.
23618 * gengtype.h: Declare new functions.
23619 * gengtype-lex.l: Don't include coretypes.h.
23620 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23622 (update_lineno): Remove unnecessary prototype.
23623 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23624 (VEC rule): Just return VEC_TOKEN.
23625 * gengtype-yacc.y (VEC_TOKEN): New token type.
23626 (type): Add a production for VEC(a,b).
23627 * Makefile.in: Update dependencies.
23629 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23630 typedefs that use the old PARAMS macro.
23632 * gengtype-lex.l: Remove all rules and states relating to yacc
23634 * gengtype-yacc.y: Similarly.
23635 * gengtype.c (note_yacc_type): Delete function.
23636 * gengtype.h: Update prototypes.
23638 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23640 * tree-pretty-print.c (dump_generic_node): Report precision of
23641 unnamed integer types.
23643 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23645 * ifcvt.c (noce_try_store_flag_constants): Don't check
23646 no_new_pseudos here.
23647 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23648 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23649 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23650 noce_try_sign_mask): Likewise.
23651 (if_convert): Check no_new_pseudos here.
23653 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23655 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23656 (noce_get_condition): Handle new then_else_reversed argument.
23657 (noce_init_if_info): Remove, fold into noce_find_if_block.
23658 (noce_process_if_block): Take a struct noce_if_info as the
23659 argument. Don't set up one based on ce_if_info. Update pointer
23660 references accordingly.
23661 (cond_move_process_if_block): Likewise.
23662 (process_if_block): Removed.
23663 (find_if_block): Removed. Move functionality two new functions,
23664 noce_find_if_block and cond_exec_find_if_block.
23665 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23666 blocks and the symmetric IF-ELSE-JOIN case.
23667 (cond_exec_find_if_block): Also new function mostly based on old
23668 find_if_block and process_if_block.
23669 (find_if_header): Replace find_if_block call with separately
23670 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23671 (find_cond_trap): Update noce_get_condition call.
23672 (dead_or_predicable): Likewise.
23674 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23676 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23678 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23679 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23680 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23681 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23682 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23683 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23684 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23685 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23686 __builtin_ia32_psrad128 builtins.
23688 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23690 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23691 * config/i386/constraints.md
23692 (define_constraint "I"): Use IN_RANGE macro.
23693 (define_constraint "J"): Ditto.
23694 (define_constraint "K"): Ditto.
23695 (define_constraint "M"): Ditto.
23696 (define_constraint "N"): Ditto.
23697 (define_constraint "O"): Ditto.
23698 * config/i386/predicates.md
23699 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23700 (define_predicate "const_0_to_3_operand"): Ditto.
23701 (define_predicate "const_0_to_7_operand"): Ditto.
23702 (define_predicate "const_0_to_15_operand"): Ditto.
23703 (define_predicate "const_0_to_63_operand"): Ditto.
23704 (define_predicate "const_0_to_255_operand"): Ditto.
23705 (define_predicate "const_1_to_31_operand"): Ditto.
23706 (define_predicate "const_2_to_3_operand"): Ditto.
23707 (define_predicate "const_4_to_7_operand"): Ditto.
23709 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23711 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23712 in SImode for save_world.
23713 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23716 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23718 PR tree-optimization/30784
23719 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23722 2007-03-25 Revital Eres <eres@il.ibm.com>
23724 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23725 Fold movement_possibility function into it.
23727 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23729 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23730 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23731 (call_indirect_nonlocal_darwin64): Same.
23732 (call_nonlocal_darwin64): Same.
23733 (call_value_indirect_nonlocal_darwin64): Same.
23734 (call_value_nonlocal_darwin64): Same.
23735 (sibcall_nonlocal_darwin64): Same.
23736 (sibcall_value_nonlocal_darwin64): Same.
23737 (sibcall_symbolic_64): Same.
23738 (sibcall_value_symbolic_64): Same.
23739 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23741 (rs6000_emit_load_toc_table): Same.
23742 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23743 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23745 (divss_call): Same.
23746 (divus_call): Same.
23747 (quoss_call): Same.
23748 (quous_call): Same.
23749 (load_toc_v4_pic_si): Same
23750 (load_toc_v4_PIC_1): Same.
23751 (load_toc_v4_PIC_1b): Same.
23752 (call_indirect_aix{32,64}): Same.
23753 (call_value_indirect_aix{32,64}): Same.
23755 (call_value): Same.
23756 (call_local{32,64}): Same.
23757 (call_value_local{32,64}): Same.
23758 (call_indirect_nonlocal_aix{32,64}): Same.
23759 (call_nonlocal_aix{32,64}): Same.
23760 (call_value_indirect_nonlocal_aix{32,64}): Same.
23761 (call_value_nonlocal_aix{32,64}): Same.
23762 (call_indirect_nonlocal_sysv<mode>): Same.
23763 (call_nonlocal_sysv<mode>): Same.
23764 (call_value_indirect_nonlocal_sysv<mode>): Same.
23765 (call_value_nonlocal_sysv<mode>): Same.
23767 (sibcall_local{32,64}): Same.
23768 (sibcall_value_local{32,64}): Same.
23769 (sibcall_nonlocal_aix{32,64}): Same.
23770 (sibcall_value_nonlocal_aix{32,64}): Same.
23771 (sibcall_nonlocal_sysv<mode>): Same.
23772 (sibcall_value): Same.
23773 (sibcall_value_nonlocal_sysv<mode>): Same.
23775 2007-03-24 Paul Brook <paul@codesourcery.com>
23777 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23778 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23780 2007-03-24 Richard Henderson <rth@redhat.com>
23782 * config/ia64/constraints.md: New file.
23783 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23784 satisfies_constraint_?.
23785 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23786 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23787 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23788 ia64_output_mi_thunk): Likewise.
23789 (ia64_const_ok_for_letter_p): Remove.
23790 (ia64_const_double_ok_for_letter_p): Remove.
23791 (ia64_extra_constraint): Remove.
23792 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23793 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23794 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23795 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23796 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23797 EXTRA_MEMORY_CONSTRAINT): Remove.
23798 * config/ia64/ia64.md: Include constriants.md. Replace
23799 CONST_OK_FOR_? with satisfies_constraint_?.
23801 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23802 H.J. Lu <hongjiu.lu@intel.com>
23804 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23806 (name macros): Use DPD_BID_NAME to convert names properly.
23808 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23809 decimal floating point format.
23810 (init_floating_libfuncs): Change decimal functions so that they
23811 have a "bid_" prefix if the decimal system uses the BID format,
23812 and "dpd_" prefix if the decimal system uses the DPD format.
23813 (init_interclass_conv_libfuncs): Ditto.
23814 (init_intraclass_conv_libfuncs): Ditto.
23816 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23817 using the BID format.
23819 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23820 whether we are using the BID decimal format.
23821 * configure: Regenerate.
23823 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23824 the compiler has decimal floating point enabled. Define
23825 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23828 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23829 using the BID format.
23831 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23832 whether we are using the BID decimal format.
23833 * configure: Regenerate.
23835 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23836 the compiler has decimal floating point enabled. Define
23837 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23840 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23841 options, and that it is enabled for i386/x86_64 systems.
23843 * Makefile.in (enable_decimal_float): New.
23845 (DECNUMINC): Add -I$(DECNUMFMT).
23846 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23847 to $(DECNUMFMT) from $(DECNUM).
23849 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23850 Substitute enable_decimal_float.
23851 * configure: Regenerated.
23854 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23857 * configure.ac: Enable decimal float for x86_64-*-linux*.
23858 * configure: Regenerated.
23861 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23862 decimal128ClearSign to flip and clear the sign bit in decimal128.
23863 (decimal_real_maxval): Set decimal128SetSign to set the sign
23866 2007-03-23 Ian Lance Taylor <iant@google.com>
23868 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23870 2007-03-23 Ian Lance Taylor <iant@google.com>
23872 * tree-dump.c (dump_files): Correct comment.
23874 2007-03-23 Ian Lance Taylor <iant@google.com>
23876 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23878 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23880 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23881 in cfglayout mode. Don't go into and out of cfglayout mode.
23882 Link the blocks in the order of the constructed traces.
23883 (rest_of_handle_tracer): Adjust call to tracer.
23884 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23885 Don't go into cfglayout mode.
23886 (rtl_loop_done): Don't go out of cfglayout mode.
23887 * cfglayout.c (relink_block_chain): New function, split out from...
23888 (fixup_reorder_chain): ...here. Remove redundant checking.
23889 (cfg_layout_finalize): Don't clear the header, footer, and aux
23890 fields here, move the code to do so to relink_block_chain. Likewise
23891 for free_original_copy_tables.
23892 * rtl.h (tracer): Update prototype.
23893 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23894 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23895 mode. Use relink_block_chain to serialize the CFG according to the
23896 new basic block order. Move targetm.cannot_modify_jumps_p check from
23898 (gate_handle_reorder_blocks): ...to here.
23899 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23901 (gate_duplicate_computed_gotos): ...to here.
23902 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23903 something always changes when going into and out of cfglayout mode.
23904 Perform an expensive cfg cleanup while going into cfglayout mode.
23905 Always update liveness information on HAVE_conditional_execution
23906 targets. Reserialize the basic blocks and go out of cfglayout mode.
23907 * reg-stack.c: Include cfglayout.h.
23908 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23909 the call to reorder_basic_blocks.
23910 * basic-block.h (reorder_basic_blocks): Update prototype.
23911 (relink_block_chain): New prototype.
23912 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23914 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23916 * config/mips/mips.md (type, hazard, *movdi_32bit,
23917 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23918 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23919 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23920 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23921 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23923 (movcc): Change first xfer to multi.
23924 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23925 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23926 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23927 config/mips/generic.md: Change reservations using "xfer" to use
23929 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23930 using match_operand.
23931 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23932 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23934 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23936 2007-03-22 Richard Henderson <rth@redhat.com>
23938 * config/i386/i386.c: Remove unnecessary function declarations.
23939 Move targetm definition, and all related macros, to the end of
23940 the file. Resort some functions to put definitions before uses.
23941 (ix86_attribute_table): Make static. Move to end of file.
23942 (ix86_gimplify_va_arg): Make static.
23944 2007-03-22 Richard Henderson <rth@redhat.com>
23946 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23947 don't increase local_regparm with force_align_arg_pointer check.
23948 (ix86_function_sseregparm): Assert 32-bit.
23949 (type_has_variadic_args_p): New.
23950 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23951 type_has_variadic_args_p.
23952 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23953 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23954 use memset instead. Do maybe_vaarg check first; skip attribute
23955 tests if true; skip attribute tests for 64-bit.
23956 (construct_container): Remove TARGET_DEBUG_ARG.
23957 (function_arg_advance_32, function_arg_advance_64): Split out ...
23958 (function_arg_advance): ... from here.
23959 (function_arg_32, function_arg_64): Split out ...
23960 (function_arg): ... from here.
23961 (ix86_pass_by_reference): Tidy.
23962 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23963 (function_value_32): New, from parts of ix86_function_value
23964 and ix86_value_regno.
23965 (function_value_64): New, from parts of ix86_function_value
23966 and ix86_libcall_value.
23967 (ix86_function_value_1): New.
23968 (ix86_function_value, ix86_libcall_value): Use it.
23969 (return_in_memory_32, return_in_memory_64): Split out ...
23970 (ix86_return_in_memory): ... from here.
23971 (ix86_struct_value_rtx): Skip for 64-bit.
23972 (ix86_libcall_value, ix86_value_regno): Remove.
23973 (setup_incoming_varargs_64): Split out ...
23974 (ix86_setup_incoming_varargs): ... from here.
23975 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23976 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23977 * config/i386/i386-protos.h (ix86_function_value): Remove.
23978 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23980 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23983 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23984 infinities not supported, otherwise emit warning if -Woverflow. On
23985 underflow, emit warning if -Woverflow.
23986 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23988 * real.h (real_from_string): Update declaration
23990 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23991 Richard Henderson <rth@redhat.com>
23993 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23994 * calls.c (compute_argument_block_size, expand_call,
23995 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23996 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23997 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23998 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23999 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24000 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24001 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24002 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24005 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24007 * c-incpath.c (add_sysroot_to_chain): New.
24008 (merge_include_chains): Add sysroot argument. Call
24009 add_sysroot_to_chain if sysrooted.
24010 (register_include_chains): Update call to merge_include_chains.
24011 * doc/cppopts.texi: Document use of '=' in include directory
24014 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24016 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24017 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24018 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24019 insn pattern using X87MODEF12 mode macro.
24021 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24023 * regmove.c (regmove_optimize): Use reg_mentioned_p
24024 instead of reg_overlap_mentioned_p for DST.
24026 2007-03-21 Mike Stump <mrs@apple.com>
24028 * c.opt: Fixup for Objective-C/C++.
24030 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24032 * explow.c (convert_memory_address): Fold memory reference when
24033 POINTERS_EXTEND_UNSIGNED < 0
24035 2007-03-21 Richard Henderson <rth@redhat.com>
24038 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24039 * config/i386/mmintrin.h (__m64): Likewise.
24040 * config/i386/xmmintrin.h (__m128): Likewise.
24042 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24044 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24045 (VXWORKS_OS_CPP_BUILTINS): Define.
24046 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24047 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24049 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24051 * rtl.h (constant_pool_reference_p): Delete.
24052 (find_constant_src): Declare.
24053 * rtlanal.c (find_constant_src): New function.
24054 * simplify-rtx.c (constant_pool_reference_p): Delete.
24055 * config/i386/i386.md: Use find_constant_src instead of
24056 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24058 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24060 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24061 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24063 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24065 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24066 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24067 (arm_elf_asm_constructor): Use it.
24068 (arm_elf_asm_destructor): New function.
24070 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24072 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24074 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24076 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24078 2007-03-19 Andrew Haley <aph@redhat.com>
24080 PR tree-optimization/31264
24081 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24082 VIEW_CONVERT_EXPRs.
24084 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24086 PR rtl-optimization/30907
24087 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24088 (fwprop_init): Always call loop_optimizer_initialize.
24089 (fwprop_done): Always call loop_optimizer_finalize.
24090 (fwprop): We always have loop info now.
24091 (gate_fwprop_addr): Remove.
24092 (pass_fwprop_addr): Use gate_fwprop as gate.
24094 PR rtl-optimization/30841
24095 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24096 df_chain_alloc): Call df_reorganize_refs unconditionally.
24097 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24098 refs_organized to refs_organized_size.
24099 (df_ref_create_structure): Use refs_organized_size instead of
24100 bitmap_size if refs had been organized, and keep refs_organized_size
24102 * df.h (struct df_ref_info): Change refs_organized to
24103 refs_organized_size.
24104 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24107 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24109 * except.c (output_function_exception_table): Do not reference the
24110 EH personality routine for functions that do not require an
24113 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24116 * c-typeck.c (convert_for_assignment): Call comptypes for
24117 RECORD_TYPE or UNION_TYPE.
24119 PR inline-asm/30505
24120 * reload1.c (reload): Do invalid ASM checking after
24121 cleanup_subreg_operands.
24123 2007-03-19 Jeff Law <law@redhat.com>
24125 * tree-cfg.c (find_taken_edge): Tighten conditions for
24126 optimizing computed gotos.
24128 2007-03-19 Michael Matz <matz@suse.de>
24130 * builtins.c (expand_builtin_sync_operation,
24131 expand_builtin_compare_and_swap,
24132 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24135 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24136 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24139 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24141 * doc/tm.texi: Add brackets around the return type of
24142 TARGET_SECONDARY_RELOAD.
24144 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24145 Richard Guenther <rguenther@suse.de>
24147 PR tree-optimization/31254
24148 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24149 Use handled_component_p () where appropriate. Continue
24150 propagating into the rhs if we propagated into an INDIRECT_REF
24153 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24155 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24156 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24157 (xde, xdee): Mode attributes adjusted to support DFP modes.
24158 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24159 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24160 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24161 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24162 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24163 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24164 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24166 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24167 "movsf"): Insn definitions removed.
24168 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24169 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24170 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24172 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24173 "reload_in<mode>", "reload_out<mode>"): Expander added.
24174 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24177 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24179 * config/s390/s390.md: Only non-functional changes. Renamed
24180 FPR mode macro to BFP all over the file.
24182 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24184 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24185 (op_type attribute): RRF instruction type added.
24186 (fT0): New mode attribute.
24187 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24188 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24189 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24190 instruction no secondary memory is needed when moving DFmode values
24191 between GPRs and FPRs.
24193 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24195 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24196 inverted and documentation adjusted.
24197 ("mhard-dfp", "msoft-dfp"): New options.
24198 * config/s390/s390.c (s390_handle_arch_option): New architecture
24200 (override_options): Sanity checks for the new options added.
24201 * config.gcc: New architecture switch: z9-ec.
24202 * config/s390/s390.h (processor_flags): PF_DFP added.
24203 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24204 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24205 when the bit is NOT set so remove it from the defaults.
24207 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24209 * genemit.c (main): Print include statement for dfp.h.
24210 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24213 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24215 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24217 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24220 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24221 instead of PATTERN.
24223 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24225 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24226 attr_length_call, output_call, output_indirect_call): Cleanup
24227 formatting of targetm calls.
24229 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24231 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24233 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24235 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24236 reservation, bypass and anti-bypass descriptions for these
24237 instructions. Update move patterns.
24238 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24241 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24243 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24244 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24245 (get_initial_def_for_reduction): Likewise.
24247 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24249 Fix PR tree-optimization/29922
24250 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24251 (get_representative): Removed.
24252 (value_dies_in_block_x): Update for rvuse removal.
24253 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24254 (compute_antic_aux): Handle when PHI nodes appear in
24255 non-single-successors.
24256 (dump_bitmap_of_names): Removed.
24257 (compute_antic_safe): Renamed and removed rvuse calculation.
24258 Calculate only antic safe.
24259 (insert_into_preds_of_block): Remove assert.
24260 (execute_pre): Update for renamed functions.
24261 (defer_or_phi_translate_block): New function.
24263 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24265 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24266 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24268 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24269 Follow spelling conventions.
24271 * tree-data-ref.h: Remove the prototype for analyze_array.
24273 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24275 PR tree-optimization/31041
24276 * tree-vect-transform.c (get_initial_def_for_induction): Call
24277 force_gimple_operand.
24279 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24281 * ipa-type-escape.c (look_for_casts) : Revert code to use
24282 handled_component_p due to ada test a-numaux.adb.
24284 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24286 * final.c (final_scan_insn): Alter the condition of a
24287 conditional trap if we have nonstandard CC.
24289 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24291 * configure.ac: Remove excess quoting from asm line 0 test.
24292 * configure: Rebuilt.
24294 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24296 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24297 * c-common.c (convert_and_check): Move warning logic to...
24298 (warnings_for_convert_and_check): ...here. Define.
24299 * c-common.h (warnings_for_convert_and_check): Declare.
24301 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24303 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24304 (output_call): Likewise.
24306 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24308 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24310 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24312 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24314 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24316 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24317 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24319 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24321 PR tree-optimization/31183
24322 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24323 Use double_int instead of unsigned int for representing access_strides.
24324 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24326 2007-03-16 Richard Guenther <rguenther@suse.de>
24328 PR tree-optimization/31146
24329 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24330 to allow recursion of forward_propagate_addr_expr.
24331 (forward_propagate_addr_into_variable_array_index): Likewise.
24332 (forward_propagate_addr_expr): Likewise.
24333 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24334 (forward_propagate_addr_expr_1): Recurse on simple copies
24335 instead of propagating into them. Do so for useless conversions
24337 (forward_propagate_addr_expr): Clean up unused statements after
24340 2007-03-16 Richard Guenther <rguenther@suse.de>
24342 * builtins.c (expand_builtin_cexpi): Use the right argument
24343 for the expansion via cexp.
24345 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24347 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24348 * configure: Rebuilt.
24350 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24353 * dwarf2out.c (force_type_die): Adjust comment.
24354 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24356 2007-03-15 DJ Delorie <dj@redhat.com>
24358 * config/frv/predicates.md (minmax_operator): Don't check operands
24361 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24363 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24364 Update constant estimates of number of iterations.
24365 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24366 argument renamed to "realistic".
24367 (compute_estimated_nb_iterations): Removed.
24368 (record_niter_bound): New function.
24369 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24370 call record_nonwrapping_iv with upper = false.
24371 (infer_loop_bounds_from_signedness): Pass upper argument to
24372 record_nonwrapping_iv.
24373 (estimate_numbers_of_iterations_loop): Do not call
24374 compute_estimated_nb_iterations. Record estimate based on profile
24375 information. Initialize the constant estimates of number of
24377 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24379 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24380 number of iterations is too small.
24381 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24382 (EST_NOT_AVAILABLE): Removed.
24383 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24384 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24387 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24389 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24390 Handle NE_EXPR guards.
24392 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24395 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24396 Set also -pedantic-errors by default for the preprocessor unless
24397 -fpermissive is given.
24399 2007-03-15 Richard Guenther <rguenther@suse.de>
24401 PR middle-end/29719
24402 PR middle-end/31161
24403 * builtins.c (expand_builtin_cexpi): As a fallback if we
24404 don't have builtins for sincos or cexp create a function
24405 declaration for cexp and expand to a call to that.
24406 (expand_builtin_int_roundingfn): Always fall
24407 back to floor/ceil and its variants even if they may be
24410 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24412 PR middle-end/31159
24413 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24414 jump tables, move the call to delete_dead_jumptables from here...
24415 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24416 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24417 don't allow merging of blocks that try_redirect_by_replacing_jump
24418 also does not handle when not optimizing.
24420 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24421 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24423 * config/i386/i386.md (x86_sahf_1): Correctly handle
24426 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24429 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24430 x86_64_general_operand as operand[2] predicate. Remove "iF"
24431 from operand constraints and use "e" constraint instead.
24432 (*subti3_1, *subti3_1 splitter): Ditto.
24433 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24434 operand[1] predicate.
24436 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24438 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24439 arrays, multiply the access strides by the size of the sub-array.
24440 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24442 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24444 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24445 the configured assembler supports the sahf mnemonic.
24446 * configure: Regenerate.
24447 * config.in: Regenerate.
24449 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24450 emit "sahf" or ".byte\t0x9e" as asm template.
24452 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24455 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24456 option to replace hard coded TARGET_xxx in md file.
24457 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24458 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24459 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24460 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24461 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24462 (X86_TUNE_NOT_VECTORMODE): Ditto.
24463 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24464 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24465 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24466 (TUNE_SLOW_IMUL_IMM8): Ditto.
24467 (TUNE_MOVE_M1_VIA_OR): Ditto.
24468 (TUNE_NOT_UNPAIRABLE): Ditto.
24469 (TUNE_NOT_VECTORMODE): Ditto.
24471 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24474 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24475 tuning options instead of hard coded TARGET_xxx.
24476 (fix ssemode peephole2's): Ditto.
24477 (imul peephole2's): Ditto.
24479 (movdi_or_rex64): Ditto.
24480 (move peephole2): Ditto.
24481 (not peephole2's): Ditto.
24483 2007-03-14 Dirk Mueller <dmueller@suse.de>
24485 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24486 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24487 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24489 * c-parser.c (c_parser_do_statement): Warn about empty body in
24490 do/while statement.
24491 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24492 * doc/invoke.texi (-Wempty-body): Update documentation.
24494 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24497 * c-common.h (warn_for_div_by_zero): Declare.
24498 * c-common.c (warn_for_div_by_zero): Define.
24499 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24502 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24504 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24505 to PREFIX and STANDARD_PREFIX.
24507 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24508 Phil Edwards <phil@codesourcery.com>
24510 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24511 (__gthread_once_t): Remove busy field for RTPs.
24512 (__GTHREAD_ONCE_INIT): Update accordingly.
24514 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24516 * doc/invoke.texi: Document VxWorks options.
24518 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24520 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24522 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24524 PR tree-optimization/30590
24525 * tree-nrv.c (tree_nrv): Check for the partial update of the
24528 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24530 * flags.h (flag_random_seed): Remove declaration, in favor of...
24531 * toplev.h (get_random_seed, set_random_seed): ... these.
24532 * tree.c (get_file_function_name): Use the former.
24533 * opts.c (common_handle_option): Use the latter.
24536 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24538 PR middle-end/31127
24539 * cse.c (cse_find_path): Do not bail out if a basic block that
24540 we already visited now becomes part of a path that starts at a
24541 different basic block. Just disallow this, to make sure we
24542 visit each basic block at most once.
24544 2007-03-13 Jan Hubicka <jh@suse.cz>
24546 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24547 attributes, when profile esitmate is present, calls with very low
24548 frequency are cold.
24550 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24552 PR tree-optimization/30730
24553 PR tree-optimization/26900
24554 * tree-ssa-loop-niter.c: Include gmp.h.
24555 (bounds): New type.
24556 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24557 split_to_var_and_offset, determine_value_range,
24558 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24559 bound_difference, bounds_add, bounds_negate,
24560 number_of_iterations_ne_max, dump_affine_iv): New functions.
24561 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24562 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24563 difference of initial and final value of control iv to validate
24565 (number_of_iterations_cond): Add loop parameter. Determine bounds
24566 on the difference of the extremes of the control iv. Add dumps.
24567 (expand_simple_operations): Handle phi nodes.
24568 (simplify_using_initial_conditions): Do not record used conditions.
24569 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24570 Do not set additional_info.
24571 (implies_nonnegative_p, implies_ge_p): Removed.
24572 (derive_constant_upper_bound): Do not use parameter `additional'.
24573 (record_estimate): Parameter `additional' removed. Parameter
24574 `i_bound' added. Do not call derive_constant_upper_bound.
24575 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24576 bound the number of iterations estimate.
24577 (estimate_numbers_of_iterations_loop): Pass the estimate from
24578 the number of iterations analysis to record_estimate.
24579 * tree.h (multiple_of_p): Declare.
24580 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24581 (scev_const_prop): Do not check expression_expensive_p.
24582 * fold-const.c (multiple_of_p): Exported.
24583 * double-int.c (double_int_mask): Exported.
24584 * double-int.h (double_int_mask): Declare.
24585 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24586 field. Added max field.
24588 2007-03-13 David Taylor <taylor@candd.org>
24591 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24594 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24597 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24598 two unamed patterns.
24600 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24602 * config/i386/i386.opt (mcx16, msahf): New options.
24603 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24604 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24606 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24607 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24608 Output -mcx16 and -msahf options when corresponding bit is set.
24610 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24611 and -msahf options.
24613 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24615 * configure.ac: Test for assembler tolerance to # 0 "".
24616 * configure, config.in: Rebuilt.
24617 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24619 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24621 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24623 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24624 (handle_syscall): Handle direct system calls.
24625 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24627 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24629 * doc/invoke.texi: Fix cpp.info cross-reference.
24630 * doc/passes.texi: Fix gcc.info cross-reference.
24632 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24634 PR tree-optimization/30835
24635 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24636 bb_for_stmt is not NULL before accessing it.
24638 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24640 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24643 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24646 * doc/install.texi: Document --enable-stage1-languages
24648 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24650 * tree-pass.h (pass_into_cfg_layout_mode,
24651 pass_outof_cfg_layout_mode): Declare.
24652 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24653 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24654 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24655 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24657 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24659 * c-decl.c (warn_variable_length_array): New function.
24660 Refactored from grokdeclarator to handle warn_vla
24661 and handle unnamed array case.
24662 (grokdeclarator): Refactored VLA warning case.
24663 * c.opt (Wvla): New flag.
24664 * doc/invoke.texi (Wvla): New warning.
24666 2007-03-12 Richard Henderson <rth@redhat.com>
24668 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24669 (TARGET_SECTION_TYPE_FLAGS): New.
24671 2007-03-12 Richard Henderson <rth@redhat.com>
24673 * config/darwin.c (machopic_reloc_rw_mask): New.
24674 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24675 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24677 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24679 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24680 * cppdefault.h (cpp_PREFIX): Document.
24681 (cpp_PREFIX_len): Likewise.
24682 (cpp_EXEC_PREFIX): New variable.
24683 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24684 * c-incpath.c (add_standard_paths): Correct logic for relocating
24685 paths within prefix.
24687 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24689 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24690 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24692 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24693 fix_truncdfdi_sse using SSEMODEF mode macro.
24694 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24695 fix_truncdfsi_sse using SSEMODEF mode macro.
24696 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24697 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24699 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24701 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24702 elfos.h to tm_file.
24704 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24706 * tree.h : Add multiple_of_p declaration.
24707 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24708 * ipa-type-escape.c (results_of_malloc): Redundant.
24709 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24710 (cast_type): Extended with new members.
24711 (check_cast): Returns cast_type.
24712 (cast): New structure for data of walk_use_def_chains.
24713 (is_malloc_result, is_cast_from_non_pointer_1,
24714 is_cast_from_non_pointer,
24715 is_array_access_through_pointer_and_index): New functions.
24716 (look_for_casts): Returns cast types.
24717 (check_call): Returns void.
24718 (okay_pointer_operation): Use support of pointer plus index,
24719 pointer plus constant and allow all multiplications.
24721 2007-03-11 Richard Guenther <rguenther@suse.de>
24723 PR tree-optimization/31115
24724 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24725 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24726 A shift count of zero is not special as with *_DIV_EXPR.
24727 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24730 2007-03-11 Ian Lance Taylor <iant@google.com>
24732 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24733 the *_DIV_EXPR codes correctly with overflow infinities.
24735 2007-03-11 Ira Rosen <irar@il.ibm.com>
24737 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24738 indicate success/failure of the analysis. Add negation to subtrahend
24739 in case of subtraction. Fail if both operands contain constants.
24740 (create_data_ref): Fail if analyze_offset fails.
24742 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24744 * config/i386/i386.md (frndintxf2): Rename to ...
24745 (rintxf2): ... this. Remove expander having same name.
24746 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24747 (roundsf2, rounddf2): Ditto.
24748 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24749 (lround<mode>di2, lround<mode>si2): Ditto.
24751 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24753 * lower-subreg.c: Include except.h.
24754 (decompose_multiword_subregs): Verify that the only control flow
24755 insns we can split are loads to multi-words pseudos.
24756 Handle breaking such blocks after splitting, instead of calling
24757 find_many_sub_basic_blocks.
24759 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24760 on the new basic block. Add a lengthy comment explaining why we
24761 thought this was necessary.
24762 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24764 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24767 * tree.c (walk_type_fields): Recurse into the element type of
24768 ARRAY_TYPEs if there is a pointer set.
24770 2007-03-10 Dirk Mueller <dmueller@suse.de>
24772 * c-common.c (warn_logical_operator): Fix condition.
24774 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24776 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24778 * config/darwin.c (machopic_select_section): Remove superfluous
24779 argument in call to categorize_decl_for_section. Remove unused
24782 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24784 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24786 * configure: Regenerate.
24788 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24791 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24792 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24793 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24794 Add LABEL_NUSES to emitted label.
24795 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24796 branch probability value to emitted jump insn.
24797 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24798 Do not check life information and do not re-arrange input operands
24799 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24801 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24803 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24804 the change of decode_asm_operands.
24806 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24808 * mode-switching.c (create_pre_exit): Skip blockage insn.
24810 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24812 * tree-pass.h (TODO_update_smt_usage): Remove.
24814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24818 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24820 * pa.c (attr_length_call): Revise condition for long
24821 pc-relative branch.
24822 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24823 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24824 sequence on SOM target.
24826 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24828 * gcc.c: Document %{, in big comment at top.
24829 (input_suffix_matches): Remove special handling for .s and
24831 (input_spec_matches): New.
24832 (handle_braces): Handle %{,.
24833 (validate_switches): ',' indicates a value which is not a switch.
24834 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24835 to detect assembler input.
24836 * config/i386/sol2.h (CPP_SPEC): Likewise.
24837 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24838 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24839 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24840 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24841 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24842 -m64 causes deployment target to default to 10.5.
24843 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24845 2007-03-09 Richard Henderson <rth@redhat.com>
24848 * target.h (targetm.asm.out.reloc_rw_mask): New.
24849 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24850 (TARGET_ASM_OUT): Use it.
24851 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24852 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24853 use the new reloc_rw_mask target hook instead.
24854 (default_section_type_flags_1): Merge into...
24855 (default_section_type_flags): ... here.
24856 (decl_readonly_section_1): Merge into...
24857 (decl_readonly_section): ... here.
24858 (default_elf_select_section_1): Merge into...
24859 (default_elf_select_section): ... here.
24860 (default_unique_section_1): Merge into...
24861 (default_unique_section): ... here.
24862 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24863 (default_select_rtx_section): Use it.
24864 (default_elf_select_rtx_section): Likewise.
24865 * output.h: Update to match.
24866 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24867 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24868 (TARGET_ASM_RELOC_RW_MASK): New.
24869 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24870 to categorize_decl_for_section.
24871 (x86_64_elf_unique_section): Likewise.
24872 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24873 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24874 (TARGET_ASM_RELOC_RW_MASK): New.
24875 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24876 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24877 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24878 (TARGET_RWRELOC): Remove.
24879 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24880 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24881 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24882 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24883 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24884 (rs6000_xcoff_select_section): Use decl_readonly_section.
24885 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24886 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24887 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24888 (TARGET_SECTION_TYPE_FLAGS): Remove.
24889 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24891 2007-03-09 Roger Sayle <roger@eyesopen.com>
24893 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24894 complex constant equality/inequality comparisons for here.
24895 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24896 known at compile-time or can be simplified to a scalar comparison.
24897 (fold_relational_const): Move compile-time evaluation of complex
24898 constant equality/inequality comparisons to here.
24900 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24902 PR rtl-optimization/30643
24903 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24905 (fold_rtx): Recurse, like before 2006-11-03.
24907 2007-03-09 DJ Delorie <dj@redhat.com>
24909 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24912 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24914 PR tree-optimization/30375
24915 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24916 LHS of statements is not the same.
24917 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24919 2007-03-09 Chao-ying Fu <fu@mips.com>
24921 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24923 * doc/invoke.texi (-mdspr2): Document new option.
24924 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24925 New unspec for DSP REV 2.
24926 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24927 these instructions are extended in DSP REV 2.
24928 (mips-dspr2.md): Include.
24929 * config/mips/mips.opt (mdspr2): New option.
24930 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24931 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24932 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24933 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24934 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24935 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24936 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24938 (bdesc_map): Add one field of unsupported_target_flags.
24939 (bdesc_arrays): Update entries to have extra fields. Add
24941 (mips_init_builtins): Initialize new function types.
24942 Check unsupported_target_fileds to filter out builtins.
24943 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24945 (ASM_SPEC): Pass mdspr2 to the assembler.
24946 * config/mips/mips-dspr2.md: New file.
24948 2007-03-09 Sa Liu <saliu@de.ibm.com>
24950 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24952 2007-03-09 Ian Lance Taylor <iant@google.com>
24954 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24955 argument) like -Wstrict-overflow=2.
24956 * doc/invoke.texi (Warning Options): Update documentation.
24958 2007-03-09 Dirk Mueller <dmueller@suse.de>
24961 * doc/invoke.texi (-Wlogical-op): Document.
24962 * common.opt (-Wlogical-op): New.
24963 * c-common.h (warn_logical_operator): Declare.
24964 * c-common.c (warn_logical_operator): Define.
24965 * c-typeck.c (parser_build_binary_op): Call
24966 warn_logical_operator.
24968 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24970 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24971 * final.c (final_scan_insn): Test for non-"" file name.
24973 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24975 * doc/loop.texi: Document the Omega linear constraints solver.
24976 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24977 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24978 omega-hash-table-size, omega-max-keys, and
24979 omega-eliminate-redundant-constraints.
24980 * tree-pass.h (pass_check_data_deps): Declared.
24983 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24984 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24985 pass_check_data_deps): New.
24986 * tree-data-ref.c (init_data_ref): Remove declaration.
24987 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24988 (analyze_array): Renamed init_array_ref, move up initializations.
24989 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24990 Removed arguments that are set to NULL.
24991 (analyze_indirect_ref): Correct indentation, correct call to
24993 (object_analysis): Call init_array_ref instead of analyze_array.
24994 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24995 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24996 of DR_ACCESS_FNS_ADDR.
24997 (init_omega_eq_with_af, omega_extract_distance_vectors,
24998 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24999 ddr_consistent_p): New.
25000 (compute_affine_dependence): Check consistency of ddrs when
25001 flag_check_data_deps is passed.
25002 (analyze_all_data_dependences): Uncomment.
25003 (tree_check_data_deps): New.
25004 * tree-data-ref.h: Include omega.h.
25005 (DR_ACCESS_FNS_ADDR): Removed.
25006 (data_dependence_relation): Add inner_loop.
25007 (DDR_INNER_LOOP): New.
25008 * common.opt (fcheck-data-deps): New.
25009 * tree-flow.h (tree_check_data_deps): Declare.
25010 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25011 (OBJS-common): Depend on omega.o.
25013 * passes.c (pass_check_data_deps): Scheduled.
25014 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25015 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25016 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25017 PARAM_VECT_MAX_VERSION_CHECKS,
25018 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25020 2007-03-09 Richard Guenther <rguenther@suse.de>
25022 PR tree-optimization/30904
25023 PR middle-end/31058
25024 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25025 the same way as *_DIV_EXPR.
25027 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25029 * recog.c (decode_asm_operands): No mixed declarations and code.
25031 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25033 * rtl.def (ASM_INPUT): Add location.
25034 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25035 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25036 (decode_asm_operands): Add loc operand.
25037 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25038 * stmt.c (expand_asm): Rename to...
25039 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25040 gen_rtx_ASM_INPUT_loc.
25041 (expand_asm_expr): Adjust.
25042 * recog.c (decode_asm_operands): Add loc operand.
25043 (check_asm_operands, extract_insn): Adjust.
25044 * reload1.c (maybe_fix_stack_asms): Likewise.
25045 * final.c (asm_insn_count): Likewise.
25046 (final_scan_insn): Output # line before and after asm.
25048 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25050 * tree-ssa-structalias.c (variable_info): Remove
25052 (new_var_info): Ditto.
25053 (shared_bitmap_info_t): New structure.
25054 (shared_bitmap_table): New variable.
25055 (shared_bitmap_hash): New function.
25056 (shared_bitmap_eq): Ditto
25057 (shared_bitmap_lookup): Ditto.
25058 (shared_bitmap_add): Ditto.
25059 (merge_smts_into): Change to take bitmap directly.
25060 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25061 (init_alias_vars): Init shared bitmap hashtable.
25062 (delete_points_to_sets): Delete shared bitmap hashtable.
25063 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25064 is_aliased removal as a change that was still necessary was
25067 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25069 * config/i386/i386.h (override_options): Conditionally disable
25070 x86_sahf for 64bit targets only.
25072 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25075 * c-decl.c (merge_decls): Don't call make_var_volatile.
25076 * varasm.c (make_var_volatile): Remove.
25077 * output.h (make_var_volatile): Remove.
25079 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25081 PR tree-optimization/31085
25082 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25084 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25086 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25087 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25088 ATTR_CONST_NOTHROW_LIST.
25090 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25093 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25095 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25097 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25100 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25102 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25103 passed, use shared libgcc.
25105 2007-03-08 Roger Sayle <roger@eyesopen.com>
25107 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25108 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25109 (honor_protect_cleanup_actions, lower_try_finally_switch):
25111 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25112 ifc_temp_var): Likewise.
25113 * tree-inline.c (setup_one_parameter): Likewise.
25114 * tree-mudflap.c (mf_decl_cache_locals,
25115 mf_build_check_statement_for): Likewise.
25116 * tree-nested.c (init_tmp_var, save_tmp_var,
25117 finalize_nesting_tree_1): Likewise.
25118 * tree-outof-ssa.c (insert_copy_on_edge,
25119 insert_backedge_copies): Likewise.
25120 * tree-profile.c (tree_gen_edge_profiler,
25121 tree_gen_ic_profiler): Likewise.
25122 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25123 * tree-sra.c (sra_build_assignment): Likewise.
25124 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25125 * tree-ssa-math-opts.c (insert_reciprocals,
25126 execute_cse_sincos_1): Likewise.
25127 * tree-tailcall.c (adjust_accumulator_values,
25128 adjust_return_value): Likewise.
25129 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25130 * tree-vect-transform.c (vect_create_data_ref_ptr,
25131 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25132 vect_create_epilog_for_reduction, vectorizable_reduction,
25133 vectorizable_call, vectorizable_conversion,
25134 vectorizable_assignment, vectorizable_operation,
25135 vectorizable_type_demotion, vect_gen_widened_results_half,
25136 vect_permute_store_chain, vectorizable_store,
25137 vect_setup_realignment, vect_permute_load_chain,
25138 vectorizable_load, vectorizable_condition,
25139 vect_create_cond_for_align_checks): Likewise.
25140 * tree-vrp.c (build_assert_expr_for): Likewise.
25142 2007-03-08 Ian Lance Taylor <iant@google.com>
25144 * tree-vrp.c: Include "intl.h".
25145 (usable_range_p): New static function.
25146 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25147 overflowed values, juts set *strict_overflow_p.
25148 (compare_values): Only return -2 if one of the operands is not a
25150 (compare_ranges): Call usable_range_p.
25151 (compare_range_with_value): Likewise.
25152 (vrp_evaluate_conditional_warnv): Rename from
25153 vrp_evaluate_conditional. Make static. Change all callers.
25154 (vrp_evaluate_conditional): New function.
25155 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25156 on signed overflow.
25157 (simplify_abs_using_ranges): Likewise.
25158 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25159 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25160 within_stmt parameter.
25161 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25162 vrp_evaluate_conditional.
25163 * tree-ssa-threadedge.c
25164 (record_temporary_equivalences_from_stmts_at_dest): Change
25165 simplify parameter to take a second tree parameter.
25166 (simplify_control_stmt_condition): Likewise.
25167 (thread_across_edge): Likewise.
25168 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25169 (thread_across_edge): Likewise.
25170 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25172 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25174 * config/i386/i386.h (TARGET_SAHF): New define.
25175 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25176 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25177 (x86_sahf): New global variable.
25178 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25179 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25180 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25181 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25183 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25184 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25185 when expanding fcomi/sahf based tests.
25186 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25187 expanding sahf based alternative. Emit sahf based sequence when
25188 optimizing for code size.
25189 * config/i386/i386.md (x86_sahf_1): Do not disable for
25190 TARGET_64BIT, enable for TARGET_SAHF.
25192 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25194 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25195 spurious whitespace from error message.
25197 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25200 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25202 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25204 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25206 * tree-sra.c (instantiate_element): Propagate disabled warnings
25207 from the element itself to the created variable.
25209 2007-03-07 Richard Henderson <rth@redhat.com>
25212 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25213 silently fix up the stack in the case of a missing register.
25215 2007-03-07 Paul Brook <paul@codesourcery.com>
25217 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25219 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25221 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25223 (phase1_vrs): Use them.
25224 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25225 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25226 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25227 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25228 __gnu_Unwind_Restore_WMMXC if required.
25229 (_Unwind_VRS_Pop): Implement iWMMXt support.
25230 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25231 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25232 gnu_Unwind_Save_WMMXC): Define.
25234 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25236 * config/vxworks.h (vxworks_override_options): Declare.
25237 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25238 * config/vxworks.c: Include target.h and toplev.h.
25239 (vxworks_override_options): New function.
25240 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25242 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25244 * config/s390/s390.c (override_options): Don't emit an error when
25245 -mstack-size is used without providing -mstack-guard.
25246 (s390_emit_prologue): Choose stack_guard value automatically if not
25247 provided via command line.
25248 * doc/invoke.texi: Adjust description of -mstack-guard and
25251 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25253 * config/i386/i386.c (output_set_got): Add a GOT initialization
25254 sequence for VxWorks PIC.
25255 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25256 around labels as well as symbols. Use gotoff_operand instead
25257 of local_symbolic_operand.
25258 (legitimize_pic_address): Use gotoff_operand instead of
25259 local_symbolic_operand. Use @GOT accesses for labels as
25261 (ix86_output_addr_diff_elt): Use PC-relative rather than
25262 GP-relative offsets for VxWorks PIC.
25263 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25264 no_new_pseudos. Check whether the returned register is op0.
25265 * config/i386/i386.md (tablejump): Use PC-relative rather than
25266 GP-relative offsets for VxWorks PIC.
25267 * config/i386/predicates.md (gotoff_operand): New predicate.
25269 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25271 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25273 * config/vxworks-dummy.h: New file.
25274 * config/i386/i386.h: Include it.
25276 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25278 * dwarf2out.c (is_inlined_entry_point): New
25279 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25280 DW_AT_ranges if the first subblock is the entry point.
25282 2007-03-06 David Daney <ddaney@avtrex.com>
25284 * doc/install.texi (mips-*-*): Change recommended binutils
25287 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25289 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25290 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25292 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25293 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25295 2007-03-06 Jan Hubicka <jh@suse.cz>
25297 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25298 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25300 (probably_cold_bb_p): Cold functions are cold.
25301 (probably_never_executed_bb_p): Cold functions are cold.
25302 (tree_bb_level_predictions): Predict calls to cold functions as not
25304 (compute_function_frequency): Check hot/cold attributes.
25305 * function.h (function_frequency): Update comments.
25306 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25307 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25308 (c_common_att): Add cold and hot.
25310 * doc/extend.texi (hot,cold attributes): Document.
25312 2007-03-06 Andrew Haley <aph@redhat.com>
25314 * function.c (expand_function_end): Move blockage to just after we
25315 emit the label for the naked return from the function.
25317 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25319 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25322 2007-03-06 Jan Hubicka <jh@suse.cz>
25324 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25325 loaded for constant large models. Non-large 64bit PIC can do.
25326 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25327 * cmodel.h: Add LARGE PIC.
25328 * i386.md (UNSPEC_PLTOFF): New.
25329 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25331 (*call_1_rex64): Disable for large models.
25332 (*call_1_rex64_large): New.
25333 (*call_value_1_rex64): Disable for large models.
25334 (*call_value_1_rex64_large): New.
25335 (set_rip_rex4): New.
25336 (set_got_offset_rex64): New.
25337 * predicates.md (constant_call_address_operand): For large model
25338 constant calls are not possible.
25339 * i386-protos.h (construct_plt_address): Declare.
25340 * i386.c (override_options): Accept large models.
25341 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25342 (legitimate_constant_p): Add new UNSPECs.
25343 (legitimate_pic_operand_p): Likewise.
25344 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25345 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25347 (output_pic_addr_const): Add PLTOFF.
25348 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25349 (ix86_expand_move): Legitimize pic address when in PIC mode.
25350 (construct_plt_address): New function.
25351 (ix86_expand_call): Offload the address to register and use GOT
25352 pointer for large model.
25353 * invoke.texi (mcmodel=large): Update documentation.
25355 2007-03-06 Richard Henderson <rth@redhat.com>
25357 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25358 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25359 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25360 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25361 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25362 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25363 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25364 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25365 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25366 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25367 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25368 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25369 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25370 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25371 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25372 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25373 x86_schedule, x86_use_bt, x86_pad_returns,
25374 x86_use_xchgb): Merge into ...
25375 (ix86_tune_features): ... here. New array.
25376 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25377 x86_bswap): Merge into ...
25378 (ix86_arch_features): ... here. New array.
25379 (x86_3dnow_a): Remove.
25380 (x86_accumulate_outgoing_args): Make static.
25381 (x86_arch_always_fancy_math_387): Make static.
25382 (ix86_tune_mask, ix86_arch_mask): Move ...
25383 (override_options): ... to local variables here. Apply the
25384 appropriate mask to each element of ix86_arch_features and
25385 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25386 as were done in the old macros.
25387 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25388 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25389 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25390 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25391 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25392 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25393 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25394 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25395 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25396 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25397 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25398 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25399 x86_accumulate_outgoing_args, x86_prologue_using_move,
25400 x86_epilogue_using_move, x86_decompose_lea,
25401 x86_arch_always_fancy_math_387, x86_shift1,
25402 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25403 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25404 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25405 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25406 x86_use_incdec, x86_pad_returns, x86_bswap,
25407 x86_partial_flag_reg_stall): Remove.
25408 (enum ix86_tune_indices): New.
25409 (ix86_tune_features): New.
25410 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25411 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25412 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25413 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25414 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25415 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25416 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25417 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25418 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25419 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25420 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25421 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25422 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25423 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25424 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25425 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25426 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25427 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25428 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25429 TARGET_EXT_80387_CONSTANTS): Use it.
25430 (enum ix86_arch_indices): New.
25431 (ix86_arch_features): New.
25432 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25433 TARGET_BSWAP): Use it.
25434 (ix86_tune_mask, ix86_arch_mask): Remove.
25436 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25439 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25440 Define using $${sysroot_headers_suffix}.
25441 * configure: Regenerate.
25442 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25443 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25445 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25446 * gcc.c (print_sysroot_headers_suffix): New.
25447 (option_map): Include --print-sysroot-headers-suffix.
25448 (display_help): Mention -print-sysroot-headers-suffix.
25449 (process_command): Handle -print-sysroot-headers-suffix.
25450 (do_spec_1): Append multilib directory to include-fixed path if
25451 sysroot suffixes in use.
25452 (main): Handle -print-sysroot-headers-suffix.
25453 * Makefile.in (start.encap): Don't depend on xlimits.h
25454 (xlimits.h): Remove.
25455 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25456 limits.h for each multilib in fixinc_list.
25457 (fixinc_list, s-fixinc_list): New.
25458 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25459 generate them for each multilib in fixinc_list.
25460 (stmp-fixproto): Use include-fixed. Run fixproto for each
25461 multilib in fixinc_list.
25462 (mostlyclean): Don't remove xlimits.h.
25463 (clean): Remove include-fixed.
25464 (real-install-headers-tar, real-install-headers-cpio,
25465 real-install-headers-cp): Don't copy include, only include-fixed.
25466 (install-mkheaders): Depend on fixinc_list. Don't depend on
25467 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25468 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25469 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25471 2007-03-06 Jan Hubicka <jh@suse.cz>
25473 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25478 * configure.ac: Allow tm_file to contain build-directory files.
25479 * configure: Regenerate.
25480 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25481 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25482 * config/m68k/print-sysroot-suffix.sh: New file.
25484 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25486 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25487 of pic_offset_table_rtx if reload_completed.
25488 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25489 PIC_OFFSET_TABLE_REGNUM.
25490 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25492 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25493 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25495 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25497 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25498 functions that call eh_return.
25500 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25502 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25503 functions that need a constant pool.
25505 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25508 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25509 (m68k_preferred_reload_class): Likewise.
25510 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25511 (SECONDARY_RELOAD_CLASS): Define.
25512 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25513 (LIMIT_RELOAD_CLASS): Delete.
25514 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25515 registers from storing bytes.
25516 (m68k_secondary_reload_class): New function.
25517 (m68k_preferred_reload_class): Likewise.
25519 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25521 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25523 (m68k_expand_prologue): Likewise.
25525 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25527 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25528 (mips_expand_epilogue): Add a bool parameter.
25529 (m68k_legitimize_sibcall_address): Declare.
25530 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25531 (m68k_expand_epilogue): Add a parameter to select between sibling
25532 and normal epilogues. Only generate a return for the latter.
25533 (m68k_ok_for_sibcall_p): New function.
25534 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25535 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25536 (sibcall_value, *sibcall_value): Likewise.
25537 (*call, *call_value): Require !SIBLING_CALL_P.
25538 (epilogue): Update call to m68k_expand_epilogue.
25539 (sibcall_epilogue): New pattern.
25540 * config/m68k/predicates.md (const_call_operand): Say that this
25541 predicate applies to sibling calls too.
25542 (sibcall_operand): New predicate.
25544 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25546 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25547 alternatives as movsi_cf.
25548 (movsf_cf_hard): Add commentary.
25550 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25551 Richard Sandiford <richard@codesourcery.com>
25553 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25554 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25555 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25556 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25557 as being live on exit from an interrupt function.
25558 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25559 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25560 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25561 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25562 (m68k_interrupt_function_p): Globalize.
25563 (m68k_compute_frame_layout): Remove reverse mask code.
25564 (m68k_emit_movem, m68k_set_frame_related): New functions.
25565 (m68k_output_function_prologue): Delete in favor of...
25566 (m68k_expand_prologue): ...this new function.
25567 (m68k_output_function_epilogue): Delete in favor of...
25568 (m68k_expand_epilogue): ...this new function.
25569 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25571 (print_operand): Handle %?.
25572 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25573 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25574 (prologue, epilogue): New patterns.
25575 (return): Turn into a define_expand.
25576 (*return): New pattern, derived from old "return" pattern. Use rte
25577 rather than rts for interrupt functions. Only use rtd if the pop
25579 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25580 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25581 (link, *link, unlink, *unlink, load_got): Likewise.
25583 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25587 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25588 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25589 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25590 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25591 and m68k_matches_u_p.
25592 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25593 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25594 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25595 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25596 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25597 (REG_STRICT_P): New macro.
25598 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25599 PCREL_GENERAL_OPERAND_OK.
25600 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25601 m68k_legitimate_base_reg_p.
25602 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25603 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25604 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25605 * config/m68k/m68k.c (m68k_address): New structure.
25606 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25607 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25608 (m68k_jump_table_ref_p, m68k_decompose_address)
25609 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25610 (m68k_matches_u_p): New functions.
25611 (print_operand_address): Rewrite to use m68k_decompose_index.
25613 2007-03-05 David Taylor <dtaylor@emc.com>
25615 * gcc.c: Correct copyright date in --version output.
25617 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25619 * pa.md: In unamed move patterns, disparge copies between general
25620 and floating point registers using '?' modifier. Don't include 'f'
25621 constraint for register preferences in DImode, SImode, HImode and
25622 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25623 Remove constraints for copies between general and floating registers
25624 in soft-float DFmode pattern.
25625 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25629 2007-03-05 Mike Stump <mrs@apple.com>
25631 * c-common.c (targetcm): Add.
25632 * c-opts.c (c_common_handle_option): Handle language specific
25634 * opts.c (handle_option): Verify language for target options, if
25636 * opth-gen.awk: Add CL_LANG_ALL.
25637 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25638 (TARGETCM_INITIALIZER): Add.
25639 * target.h (struct gcc_targetcm): Add.
25641 * targhooks.c (default_handle_c_option): Add.
25642 * targhooks.h (default_handle_c_option): Add.
25643 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25645 * config/darwin.opt (iframework): Add.
25646 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25647 * config/darwin-c.c (handle_c_option): Add.
25648 (TARGET_HANDLE_C_OPTION): Add.
25650 * doc/invoke.texi (Darwin Options): Add -iframework.
25652 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25654 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25657 2007-03-05 Ian Lance Taylor <iant@google.com>
25659 * c.opt (fgnu89-inline): New option.
25660 * c-opts.c (c_common_post_options): Set default value for
25662 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25663 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25665 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25666 (grokdeclarator, start_function): Likewise.
25667 * c-cppbuiltin.c (c_cpp_builtins): Define either
25668 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25669 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25670 (C Dialect Options): Document -fgnu89-inline.
25671 * doc/extend.texi (Function Attributes): Explain what the
25672 gnu_inline attribute does.
25673 * doc/cpp.texi (Common Predefined Macros): Document
25674 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25676 2007-03-05 Ian Lance Taylor <iant@google.com>
25678 PR tree-optimization/31034
25679 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25680 half-range if the other side is an overflow infinity.
25682 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25684 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25685 (bfin*-linux-uclibc*): New configuration.
25686 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25688 * config/bfin/linux.h: New file.
25689 * config/bfin/libgcc-bfin.ver: New file.
25690 * config/bfin/t-bfin-uclinux: New file.
25691 * config/bfin/t-bfin-linux: New file.
25692 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25693 (TARGET_OS_CPP_BUILTINS): New macro.
25695 2007-03-05 Richard Guenther <rguenther@suse.de>
25697 * fold-const.c (fold_binary): Remove duplicate folding
25698 of comparison of non-null ADDR_EXPR against null.
25700 2007-03-05 Richard Guenther <rguenther@suse.de>
25701 Dorit Nuzman <dorit@il.ibm.com>
25703 PR tree-optimization/26420
25704 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25705 are no loops in the function. Only print the number of
25706 vectorized loops if it is greater than zero or we are supposed
25707 to print information about unvectorized loops.
25709 2007-03-05 Revital Eres <eres@il.ibm.com>
25711 * gcc.dg/var-expand1.c: New test.
25712 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25713 when an accumulator is expanded.
25715 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25718 * c-common.c (convert_and_check): Don't give warnings for
25719 conversion if 'expr' already overflowed.
25721 2007-03-04 Roger Sayle <roger@eyesopen.com>
25723 PR middle-end/30744
25724 * fold-const.c (fold_comparison): Enforce type consistency when
25725 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25727 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25729 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25730 containing a cast to the base of TARGET_MEM_REF.
25732 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25734 * tree.c (tree_contains_struct_check_failed): Remove spurious
25735 whitespace from error message.
25737 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25740 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25741 instead of precision.
25743 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25744 Nathan Sidwell <nathan@codesourcery.com>
25746 * emit-rtl.c (find_auto_inc): New.
25747 (try_split): recreate REG_INC notes,
25748 Use regular for loops rather than whiles.
25750 2007-03-03 Andreas Schwab <schwab@suse.de>
25752 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25753 * configure: Regenerate.
25755 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25757 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25758 flag_rounding_math, not flag_unsafe_math_optimizations.
25760 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25762 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25763 alpha_fold_vector_minmax): Likewise.
25764 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25765 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25767 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25769 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25770 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25771 if the lhs has side-effects.
25772 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25774 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25776 * config/i386/i386.h (TUNEMASK): Remove define.
25777 (ARCHMASK): Remove define.
25778 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25779 Use ix86_arch_mask variable instead of ARCHMASK.
25780 * config/i386/i386.c (override_options): Ditto.
25781 (standard_80387_constant_p): Ditto.
25783 2007-03-02 Ian Lance Taylor <iant@google.com>
25785 Used signed infinities in VRP.
25786 * tree-vrp.c (uses_overflow_infinity): New static function.
25787 (supports_overflow_infinity): New static function.
25788 (make_overflow_infinity): New static function.
25789 (negative_overflow_infinity): New static function.
25790 (positive_overflow_infinity): New static function.
25791 (is_negative_overflow_infinity): New static function.
25792 (is_positive_overflow_infinity): New static function.
25793 (is_overflow_infinity): New static function.
25794 (overflow_infinity_range_p): New static function.
25795 (compare_values_warnv): New function split out of compare_values.
25796 (compare_value): Call it.
25797 (set_value_range_to_nonnegative): Add overflow_infinity
25798 parameter. Change caller.
25799 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25801 (vrp_expr_computes_nonzero): Likewise.
25802 (compare_ranges, compare_range_with_value): Likewise.
25803 (compare_name_with_value, compare_names): Likewise.
25804 (vrp_evaluate_conditional): Likewise.
25805 (set_value_range): Handle infinity
25806 (vrp_operand_equal_p, operand_less_p): Likewise.
25807 (extract_range_from_assert): Likewise.
25808 (vrp_int_const_binop): Likewise.
25809 (extract_range_from_binary_expr): Likewise.
25810 (extract_range_from_unary_expr): Likewise.
25811 (extract_range_from_comparison): Likewise.
25812 (extract_range_from_expr): Likewise.
25813 (dump_value_range): Likewise.
25814 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25815 (test_for_singularity): Likewise.
25816 (vrp_int_const_binop): Remove inline qualifier.
25817 (adjust_range_with_scev): Add comment.
25818 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25820 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25822 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25823 (get_constraint_for): Likewise.
25824 (do_structure_copy): Likewise.
25825 (find_func_aliases): Fix references to MODIFY_EXPR.
25826 (intra_create_variable_infos): Tidy.
25827 * tree-ssa-operands.c (add_virtual_operand): Add argument
25829 When adding members of alias sets, if IS_CALL_SITE is true and
25830 the symbol is not call-clobbered, skip it.
25831 Adjust all callers.
25833 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25835 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25836 entry by means of emit_insn_at_entry.
25838 2007-03-02 Richard Henderson <rth@redhat.com>
25840 * expr.h (promoted_input_arg): Remove decl.
25841 * function.c (promoted_input_arg): Merge into ...
25842 * combine.c (setup_incoming_promotions): ... only caller.
25843 Rearrange to avoid double loop.
25845 2007-03-02 Ben Elliston <bje@au.ibm.com>
25846 Peter Bergner <bergner@vnet.ibm.com>
25847 Janis Johnson <janis187@us.ibm.com>
25849 * config/rs6000/dfp.md: New file.
25850 * config/rs6000/rs6000.md: Include dfp.md.
25851 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25852 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25853 and TDmode decimal float modes in FP registers.
25854 (num_insns_constant): Likewise.
25855 (rs6000_legitimate_offset_address_p): Likewise.
25856 (rs6000_legitimize_address): Likewise.
25857 (rs6000_legitimize_reload_address): Likewise.
25858 (rs6000_legitimate_address): Likewise.
25859 (rs6000_emit_move): Likewise.
25860 (function_arg_boundary): Likewise.
25861 (function_arg_advance): Likewise.
25862 (rs6000_darwin64_record_arg_recurse): Likewise.
25863 (function_arg): Likewise.
25864 (rs6000_gimplify_va_arg): Likewise.
25865 (rs6000_split_multireg_move): Likewise.
25866 (rs6000_output_function_epilogue): Likewise.
25867 (rs6000_output_function_epilogue): Likewise.
25868 (rs6000_register_move_cost): Likewise.
25869 (rs6000_function_value): Likewise.
25870 (rs6000_libcall_value): Likewise.
25872 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25874 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25876 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25878 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25879 Use $MULTIDIR to choose between the kernel and RTP headers,
25880 and use $WIND_BASE and $WIND_USR to locate them.
25882 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25884 * config/i386/i386.c (override_options): Put initialization of
25885 ix86_tune_mask and ix86_arch_mask to the correct place.
25887 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25888 Michael Meissner <michael.meissner@amd.com>
25891 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25892 (ARCHMASK): Define.
25893 (TARGET_CMOVE): Use ARCHMASK.
25894 (TARGET_CMPXCHG): Ditto.
25895 (TARGET_CMPXCHG8B): Ditto.
25896 (TARGET_XADD): Ditto.
25897 (TARGET_BSWAP): Ditto.
25898 * config/i386/i386.c (ix86_tune_mask): New global variable.
25899 (ix86_arch_mask): Ditto.
25900 (override_options): Initialize ix86_tune_mask and
25901 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25904 2007-03-02 Ben Elliston <bje@au.ibm.com>
25907 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25909 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25911 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25912 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25913 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25914 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25916 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25917 rs6000_init_dwarf_reg_sizes_extra): New.
25918 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25919 SPE register high parts.
25921 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25923 * Makefile.in: Add install-pdf target as
25924 copied from automake v1.10 rules.
25925 * configure.ac: Add install-pdf to target list.
25926 * configure: Regenerate.
25928 2007-03-01 Paul Brook <paul@codesourcery.com>
25930 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25931 modes to LDRD for DImode.
25932 (output_move_double): Fixup out of range ldrd/strd.
25933 (vfp_secondary_reload_class): Rename...
25934 (coproc_secondary_reload_class): ... to this. Add wb argument.
25935 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25936 coproc_secondary_reload_class for CLASS_IWMMXT.
25937 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25938 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25940 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25942 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25943 unroll factor by the estimated number of iterations.
25944 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25945 than prefetch latency.
25947 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25948 decode_caches_intel, detect_caches_intel): New functions.
25949 (host_detect_local_cpu): Use detect_caches_amd and
25950 detect_caches_intel.
25952 2007-03-01 Richard Henderson <rth@redhat.com>
25954 * expr.c (emit_move_complex_push): Export.
25955 (emit_move_complex_parts): Split out from ...
25956 (emit_move_complex): ... here.
25957 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25958 * config/i386/i386.md (movcdi): New.
25960 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25962 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25963 size of mode1 to check for tieable modes in MMX case.
25965 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25967 * Makefile.in (rtlanal.o): Depend on tree.h.
25968 * rtl.h (offset_within_section_p, split_const): Declare.
25969 * rtlanal.c: Include tree.h.
25970 (offset_within_block_p): New function, taken from
25971 mips_offset_within_object_p.
25972 (split_const): New function, taken from mips_split_const.
25973 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25975 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25976 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25977 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25978 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25979 (m68k_illegitimate_symbolic_constant_p): New function.
25980 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25981 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25982 symbolic constant that might be outside the symbol's section,
25983 move the symbol first and then add the offset.
25984 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25986 * config/mips/mips.c (mips_split_const): Delete.
25987 (mips_offset_within_object_p): Delete.
25988 (mips_symbolic_constant_p): Use offset_within_section_p and
25989 split_const instead of mips_offset_within_object_p and
25991 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25992 (mips_legitimize_const_move, print_operand_reloc)
25993 (mips_dangerous_for_la25_p): Use split_const instead of
25996 2007-02-28 Eric Christopher <echristo@apple.com>
25998 * Makefile.in (install-include-dir): Don't rm -rf include.
26000 2007-02-28 Richard Guenther <rguenther@suse.de>
26002 PR middle-end/30364
26003 * fold-const.c (fold_binary): Do not associate expressions
26004 with more than one variable for integer types that do not wrap.
26006 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26008 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26009 Delete, and replace with...
26010 (fold_builtin_call_array): This. Update callers to use it.
26011 * fold-const.c (fold_build_call_list): Delete, and replace with...
26012 (fold_build_call_array): This.
26013 (fold_build_call_list_initializer): Delete, and replace with...
26014 (fold_build_call_array_initializer): This.
26015 * tree.h: Update declarations to reflect above changes.
26017 * c-typeck.c (build_function_call): Store converted arguments
26018 in a stack-allocated array instead of building a list.
26019 (convert_arguments): Store arguments in the array passed in as an
26020 argument, and return the actual number of arguments.
26021 * c-format.c: (check_function_format): Pass arguments in an
26022 array instead of a list.
26023 * c-common.c (check_function_nonnull): Likewise.
26024 (check_function_sentinel): Likewise.
26025 (check_function_arguments): Likewise.
26026 * c-common.h: Update declarations to reflect above changes.
26028 2007-02-28 Jan Hubicka <jh@suse.cz>
26030 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26031 PRED_NEGATIVE_RETURN): Update outcomes.
26033 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26035 * calls.c (emit_library_call_value_1): Handle partial registers
26036 correctly when building up CALL_INSN_FUNCTION_USAGE.
26038 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26040 * pa/predicates.md (move_src_operand): Allow zero for mode.
26041 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26044 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26047 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26048 *movv2df_internal): Enable pattern only for valid operand
26050 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26051 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26053 2007-02-27 Mike Stump <mrs@apple.com>
26055 * config/darwin-crt3.c: Avoid compilation when compiling for a
26058 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26060 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26062 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26063 for fixed headers and limits.h.
26064 (install-include-dir, install-headers-tar, install-headers-cpio,
26065 install-headers-cp, real-install-headers-tar,
26066 real-install-headers-cpio, real-install-headers-cp): Handle
26067 include-fixed as well as include.
26068 (install-mkheaders): Don't install files that go only in include
26070 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26071 from GCC_INCLUDE_DIR.
26072 * gcc.c (process_command): Remove special -BstageN/ handling.
26073 (do_spec_1): Add include-fixed directories.
26075 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26077 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26079 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26081 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26084 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26086 * c-common.c (get_priority): Add check for
26087 SUPPORTS_INIT_PRIORITY.
26089 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26091 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26093 * config/bfin/bfin.c: Include "cfglayout.h".
26094 (MAX_LSETUP_DISTANCE): New macro.
26095 (struct loop_info): New members incoming, incoming_src and
26096 incoming_dest. Delete member predecessor.
26097 (length_for_loop): New function.
26098 (bfin_optimize_loop): Handle more different loop structures.
26099 (bfin_discover_loop): Rework detection of predecessor blocks by
26100 examining incoming edges.
26101 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26103 (bfin_reorder_loops): New function.
26104 (bfin_reorg_loops): Use these three new functions.
26106 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26107 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26108 (CONSTRAINT_LEN): Add entry for 'q'.
26109 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26110 Add 'q' constraints.
26111 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26112 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26114 * config/bfin/bfin.md (add_with_carry): New pattern.
26115 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26116 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26117 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26118 support unsigned multiplies too. Removed incorrect commutativity from
26119 operand 1 constraint where appropriate.
26120 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26122 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26123 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26125 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26126 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26127 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26128 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26129 usmulhisi_hh_huh): New patterns.
26131 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26132 lshifthi3): Fix output template to use half reg for operand 2.
26134 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26137 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26139 2007-02-27 Andreas Schwab <schwab@suse.de>
26141 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26143 2007-02-27 Jan Hubicka <jh@suse.cz>
26145 * predict.c (last_basic_block_p): Remove.
26146 (tree_estimate_probability): Update return heuristic for commonized
26149 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26151 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26153 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26155 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26156 * doc/cpp.texi: Standardize title page.
26157 * doc/cppinternals.texi: Likewise.
26158 * doc/gcc.texi: Standardize title page, remove version number
26159 from copyright page.
26160 * doc/gccint.texi: Likewise.
26161 * doc/install.texi: Standardize title page, add table of
26164 2007-02-26 Jan Hubicka <jh@suse.cz>
26166 * predict.def: Set outcomes according to more recent results.
26167 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26168 Remove dead predictors.
26169 * predict.c (return_prediction): Fix pasto.
26171 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26173 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26174 change; avoid a memory leak when returning early.
26176 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26178 * c-decl.c (static_ctors): Move to c-common.c.
26179 (static_dtors): Likewise.
26180 (finish_function): Use c_record_cdtor_fn.
26181 (build_cdtor): Move to c-common.c.
26182 (c_write_global_declarations): Use c_build_cdtor_fns.
26183 * c-common.h (static_ctors): Declare.
26184 (static_dtors): Likewise.
26185 (c_record_cdtor_fn): Likewise.
26186 (c_build_cdtor_fns): Likewise.
26187 * c-common.c (static_ctors): New variable.
26188 (static_dtors): Likewise.
26189 (c_record_cdtor_fn): New function.
26190 (build_cdtor): Move from c-decl.c
26191 (c_build_cdtor_fns): New function.
26193 * output.h (assemble_addr_to_section): Declare.
26194 (get_cdtor_priority_section): Likewise.
26195 * varasm.c (assemble_addr_to_section): New function.
26196 (get_cdtor_priority_section): Likewise.
26197 (default_named_section_asm_out_destructor): Use them.
26198 (destor_dtor_section_asm_out_destructor): Likewise.
26199 (default_named_section_asm_out_constructor): Likewise.
26200 (default_ctor_section_asm_out_constructor): Likewise.
26201 * config.gcc (*-*-vxworks*): Include vxworks.o.
26202 * config/t-vxworks (vxworks.o): New target.
26203 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26204 (TARGET_ASM_CONSTRUCTOR): Define.
26205 (TARGET_ASM_DESTRUCTOR): Likewise.
26206 (vxworks_asm_out_constructor): Declare.
26207 (vxworks_asm_out_destructor): Likewise.
26209 * c-common.c (get_priority): Check that we have not just an
26210 INTEGER_CST, but an integer constant with integeral type.
26212 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26214 PR tree-optimization/30938
26215 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26216 use &dt[nargs-1] instead of &dt[nargs] in the call to
26217 vect_is_simple_use().
26219 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26221 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26222 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26223 Do not attempt to handle MEM inside auto-inc expressions.
26224 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26225 of a register modified by an auto-inc expression. However, do handle
26226 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26227 (elimination_effects): Prohibit elimination of a register modified
26228 by an auto-inc expression. Disable register elimination rules whose
26229 target register is modified by an auto-inc expression with variable
26232 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26234 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26236 (array_at_struct_end_p): New function.
26237 (idx_infer_loop_bounds): Use it.
26238 (estimate_numbers_of_iterations_loop): Export.
26239 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26240 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26241 (tree_estimate_probability): Call record_loop_exits.
26242 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26243 (estimated_loop_iterations, estimated_loop_iterations_int,
26244 estimated_loop_iterations_tree): New functions.
26245 (analyze_siv_subscript_cst_affine,
26246 compute_overlap_steps_for_affine_1_2,
26247 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26248 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26249 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26250 (PRED_LOOP_ITERATIONS_GUESSED): New.
26251 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26252 * cfgloop.h (estimate_numbers_of_iterations_loop,
26253 estimated_loop_iterations_int): Declare.
26255 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26257 * doc/extend.texi: Document optional priority argument to
26258 constructors and destructors.
26259 * tree.c (init_priority_for_decl): Adjust GTY markers.
26260 (init_ttree): Use priority-info hash functions for
26261 init_priority_for_decl.
26262 (tree_map_eq): Rename to ...
26263 (tree_map_base_eq): ... this.
26264 (tree_map_marked_p): Rename to ...
26265 (tree_map_base_marked_p): ... this.
26266 (tree_map_base_hash): New function.
26267 (decl_init_priority_lookup): Rework.
26268 (decl_fini_priority_lookup): New function.
26269 (decl_priority_info): New function.
26270 (decl_init_priority_insert): Use it.
26271 (decl_fini_priority_insert): Likewise.
26272 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26274 (decl_restrict_base_insert): Likewise.
26275 (decl_debug_expr_insert): Likewise.
26276 (decl_value_expr_lookup): Likewise.
26277 (decl_value_expr_insert): Likewise.
26278 * tree.h (priority_type): New type.
26279 (decl_init_priority_lookup): Use priority_type.
26280 (decl_fini_priority_lookup): New function.
26281 (decl_init_priority_insert): Use priority_type.
26282 (decl_fini_priority_insert): New function.
26283 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26284 (DECL_INIT_PRIORITY): Likewise.
26285 (SET_DECL_INIT_PRIORITY): Add comment.
26286 (DECL_FINI_PRIORITY): New macro.
26287 (SET_DECL_FINI_PRIORITY): Likewise.
26288 (DEFAULT_INIT_PRIORITY): Document.
26289 (MAX_INIT_PRIORITY): Likewise.
26290 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26291 (tree_map_base): New type.
26292 (tree_map_base_eq): New function.
26293 (tree_map_base_hash): Likewise.
26294 (tree_map_base_marked_p): Likewise.
26295 (tree_map): Inherit from tree_map_base.
26296 (tree_map_eq): Make it a macro.
26297 (tree_map_marked_p): Likewise.
26298 (tree_int_map): Inherit from tree_map_base.
26299 (tree_int_map_eq): Make it a macro.
26300 (tree_int_map_hash): Likewise.
26301 (tree_int_map_marked_p): Likewise.
26302 (tree_priority_map): New type.
26303 (tree_priority_map_eq): New macro.
26304 (tree_priority_map_hash): Likewise.
26305 (tree_priority_map_marked_p): Likewise.
26306 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26308 (emutls_common_1): Likewise.
26309 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26310 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26311 of tree_map hierarchy.
26312 * tree-cfg.c (move_stmt_r): Likewise.
26313 (new_label_mapper): Likewise.
26314 * c-tree.h (c_expand_body): Move to ...
26315 * c-common.h (c_expand_body): ... here.
26316 * c-decl.c (c_expand_body): Move to ...
26317 * c-common.c (c_expand_body): ... here.
26318 (c_common_attribute_table): Allow 1 argument for the constructor
26319 and destructor attributes.
26320 (get_priority): New function.
26321 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26322 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26324 2007-02-24 Jan Hubicka <jh@suse.cz>
26326 PR middle-end/30509
26327 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26328 copying for inlining.
26330 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26331 Jan Hubicka <jh@suse.cz>
26334 * i386.c (counter_mode): New function.
26335 (expand_set_or_movmem_via_loop): Use it.
26336 (expand_movmem_epilogue): Likewise; fix pasto.
26337 (ix86_expand_movmem): Do emit guard even for constant counts.
26338 (ix86_expand_setmem): Likewise.
26340 2007-02-25 Nick Clifton <nickc@redhat.com>
26342 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26343 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26345 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26348 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26349 count argument with 0x10, not with 0x16.
26350 (expand_setmem_epilogue): Ditto.
26352 2007-02-24 Mike Stump <mrs@apple.com>
26354 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26357 2007-02-24 Richard Guenther <rguenther@suse.de>
26359 PR middle-end/30951
26360 * fold-const.c (fold_binary): Fold x +- CST op x for
26361 EQ_EXPR and NE_EXPR.
26363 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26365 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26367 2007-02-24 Jan Hubicka <jh@suse.cz>
26369 * cgraphunit.c (decide_is_function_needed): Honor
26370 -fkeep-inline-functions.
26372 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26374 * builtins.c (fold_builtin_modf): New.
26375 (fold_builtin_2): Use it.
26377 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26379 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26380 (determine_max_iter): Take additional LOOP arg; all callers changed.
26381 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26382 one using simplifications.
26383 (simplify_using_initial_values): Return if the expression becomes
26384 invalid due to altered regs.
26386 2007-02-23 DJ Delorie <dj@redhat.com>
26388 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26390 2007-02-23 Mike Stump <mrs@apple.com>
26392 * tlink.c (scan_linker_output): Parse linker messages from
26393 darwin9's linker better.
26395 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26398 * varpool.c (varpool_assemble_pending_decls): Set
26399 varpool_last_needed_node to null.
26401 2007-02-23 DJ Delorie <dj@redhat.com>
26403 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26404 alignment bigger than the object file can handle.
26406 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26409 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26410 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26411 (*movsf_1): Penalize MMX moves.
26413 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26415 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26416 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26418 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26420 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26422 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26423 (fold_builtin_1): Use them.
26424 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26425 BUILT_IN_SIGNIFICAND.
26427 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26429 * config/i386/i386.c (bdesc_1arg): Initialize
26430 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26431 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26432 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26433 and IX86_BUILTIN_MOVSLDUP.
26435 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26437 PR rtl-optimization/30841
26438 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26440 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26442 * builtins.c (fold_builtin_frexp): New.
26443 (fold_builtin_2): Use it.
26445 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26447 * doc/invoke.texi (Spec Files): Document getenv spec function.
26449 * gcc.c (getenv_spec_function): New function.
26450 (static_spec_functions): Add it.
26451 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26452 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26455 2007-02-22 Michael Matz <matz@suse.de
26458 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26459 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26461 2007-02-22 Ian Lance Taylor <iant@google.com>
26464 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26465 (mem_loc_descriptor): Call it.
26467 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26468 Ira Rosen <irar@il.ibm.com>
26470 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26472 2007-02-22 Ira Rosen <irar@il.ibm.com>
26474 PR tree-optimization/30843
26475 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26476 stores only after all the group is vectorized.
26478 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26480 PR tree-optimization/30858
26481 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26482 in the reduction cycle have a single use in the loop.
26483 * tree-vectorizer.h (relevant): Add documentation.
26485 2007-02-20 Mike Stump <mrs@apple.com>
26487 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26488 * configure: Regenerate.
26490 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26492 Change the defaults of some parameters and options.
26493 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26494 * config/spu/spu.c (spu_optimization_options): Add.
26495 (spu_override_options): Change params in spu_optimization_options.
26496 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26498 Register 127 is only 16 byte aligned when used as a frame pointer.
26499 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26500 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26501 HARD_FRAME_POINTER_REGNUM.
26502 (spu_legitimate_address): Use regno_aligned_for_reload.
26503 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26504 aligned when frame_pointer_needed is true.
26505 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26507 * config/spu/spu.h (INIT_EXPANDERS): Define.
26509 Make sure shift and rotate instructions have valid immediate operands.
26510 * config/spu/predicates.md (spu_shift_operand): Remove.
26511 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26512 * config/spu/constraints.md (W, O): Extend range.
26513 * config/spu/spu.md (umask, nmask): Define.
26514 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26515 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26516 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26517 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26518 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26519 (lshr<mode>3_reg): Fix rtl description.
26521 Make sure mulhisi immediate operands are valid.
26522 * config/spu/predicates.md (imm_K_operand): Add.
26523 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26525 Generate constants using fsmbi and andi.
26526 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26527 (print_operand, spu_split_immediate, classify_immediate,
26528 fsmbi_const_p): Handle IC_FSMBI2.
26530 Correctly handle a CONST_VECTOR containing symbols.
26531 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26532 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26533 (immediate_load_p): Allow symbols that use 2 instructions to create.
26534 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26535 with symbols when flag_pic is set.
26536 (const_vector_immediate_p): New.
26537 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26538 accept a CONST_VECTOR with symbols.
26539 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26540 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26542 * config/spu/spu.md (high, low): Delete.
26543 (low_<mode>): Define.
26545 Remove INTRmode and INTR_REGNUM, which didn't work.
26546 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26548 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26549 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26550 peephole2 pattern): Don't use INTR or 131.
26551 (movintrcc): Delete.
26552 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26553 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26554 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26555 (UNSPEC_SET_INTR): Add.
26556 * config/spu/spu-modes.def (INTR): Remove.
26558 More accurate warnings about run-time relocations.
26559 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26561 Correctly warn about immediate arguments to specific intrinsics.
26562 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26563 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26564 the instruction predicate.
26566 Fix tree check errors with latest update.
26567 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26569 (spu_expand_builtin): Use CALL_EXPR_FN.
26571 Add missing specific intrinsics.
26572 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26574 * config/spu/spu_internals.h: Ditto.
26576 Fix incorrect operand modifiers.
26577 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26578 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26580 Optimize one case of zero_extend of a vec_select.
26581 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26583 Accept any immediate for hbr.
26584 * config/spu/spu.md (hbr): Change s constraints to i.
26586 2007-02-21 Paul Brook <paul@codesourcery.com>
26588 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26589 condexec_count when skipping USE and CLOBBER.
26591 2007-02-21 Nick Clifton <nickc@redhat.com>
26593 * common.opt (Warray-bounds): Add Warning attribute.
26594 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26596 (fsized-zeroes): Add Optimization attribute.
26597 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26598 * c.opt (Wc++0x-compat): Add Warning attribute.
26600 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26602 PR middle-end/30761
26603 * reload1.c (eliminate_regs_in_insn): In the single_set special
26604 case, attempt to re-recognize the insn before falling back to
26605 having reload fix it up.
26607 2007-02-20 Eric Christopher <echristo@gmail.com>
26609 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26610 Rewrite accordingly.
26611 (frv_read_iacc_argument): Ditto.
26612 (frv_expand_set_builtin): Take a call instead of arglist, update for
26614 (frv_expand_unop_builtin): Ditto.
26615 (frv_expand_binop_builtin): Ditto.
26616 (frv_expand_cut_builtin): Ditto.
26617 (frv_expand_binopimm_builtin): Ditto.
26618 (frv_expand_voidbinop_builtin): Ditto.
26619 (frv_expand_int_void2arg): Ditto.
26620 (frv_expand_prefetches): Ditto.
26621 (frv_expand_voidtriop_builtin): Ditto.
26622 (frv_expand_voidaccop_builtin): Ditto.
26623 (frv_expand_load_builtin): Ditto.
26624 (frv_expand_store_builtin): Ditto.
26625 (frv_expand_mdpackh_builtin): Ditto.
26626 (frv_expand_mclracc_builtin): Ditto.
26627 (frv_expand_mrdacc_builtin): Ditto.
26628 (frv_expand_mwtacc_builtin): Ditto.
26629 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26632 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26634 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26635 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26637 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26638 point instructions.
26639 * configure: Regenerate.
26640 * config.in: Regenerate.
26641 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26642 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26643 masks to power6 and power6x and to POWERPC_MASKS.
26644 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26646 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26647 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26648 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26649 Access PROTOTYPE as variable, not mask.
26651 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26653 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26654 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26655 * combine.c (adjust_for_new_dest): Use it.
26656 * postreload.c (reload_combine): Likewise.
26658 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26660 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26661 notes on an insn with multiple sets, even if single_set returns
26662 non-NULL for that insn.
26664 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26666 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26667 scalbn and scalbln.
26669 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26671 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26672 if user didn't pass it.
26673 * config/i386/darwin.h (CC1_SPEC): Likewise.
26674 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26675 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26676 -mmacosx-version-min.
26678 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26679 Uros Bizjak <ubizjak@gmail.com>
26681 * optabs.h (enum optab_index): Add new OTI_scalb.
26682 (scalb_optab): Define corresponding macro.
26683 * optabs.c (init_optabs): Initialize scalb_optab.
26684 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26686 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26687 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26688 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26689 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26690 flag_unsafe_math_optimizations is set.
26692 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26693 to implement scalbf, scalb and scalbl built-ins as inline x87
26696 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26697 DJ Delorie <dj@redhat.com>
26700 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26701 (diagnostic_report_diagnostic): ... here, and turn them into real
26702 errors. If warnings are inhibited, no need to do anything.
26704 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26706 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26707 better code generation.
26709 2007-02-20 Ben Elliston <bje@au.ibm.com>
26711 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26713 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26715 * config/alpha/alpha.c, config/alpha/alpha.md,
26716 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26717 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26718 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26719 config/arm/lib1funcs.asm: Follow spelling conventions.
26721 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26722 config/fr30/fr30.md, config/i386/i386.h,
26723 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26724 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26725 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26726 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26727 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26728 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26729 config/sparc/sparc.c, config/sparc/sparc.h,
26730 config/sparc/sparc.md, config/spu/constraints.md,
26731 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26734 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26737 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26740 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26742 * doc/invoke.texi (-ftree-lrs): Remove.
26744 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26746 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26749 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26751 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26752 new CALL_EXPR_FN macro for retrieving the function
26753 declaration of the input expression.
26755 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26757 * c.opt (Waddress): New.
26758 * common.opt (Walways-true): Delete.
26759 (Wstring-literal-comparison): Delete.
26760 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26761 -Wstring-literal-comparison. Add -Waddress.
26763 (Walways-true): Delete.
26764 (Wstring-literal-comparison): Delete.
26765 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26766 consistently instead of -Walways-true in example.
26767 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26768 * c-typeck.c (parser_build_binary_op): Replace
26769 -Wstring-literal-comparison and -Walways-true with -Waddress.
26770 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26773 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26775 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26776 without DECL_STRUCT_FUNCTION initialized.
26778 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26780 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26781 due to calls to functions taking pointers as parameters.
26783 2007-02-19 Richard Henderson <rth@redhat.com>
26786 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26789 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26791 * config/s390/s390.c (s390_call_saved_register_used,
26792 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26793 accessed to the new scheme.
26795 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26797 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26798 (cris_print_index, cris_print_operand, cris_print_operand_address)
26799 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26800 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26801 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26802 GET_CODE () == xxx.
26803 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26804 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26805 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26806 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26807 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26808 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26809 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26810 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26811 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26812 (uminsi3, call, call_value): Ditto.
26813 (define_split: indir_to_reg_split, unnamed): Ditto.
26815 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26817 PR tree-optimization/30975
26818 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26821 2007-02-18 Eric Christopher <echristo@gmail.com>
26823 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26824 Remove use of arglist.
26825 (mips_expand_builtin): Remove use of arglist, pass in expr.
26826 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26827 (mips_expand_builtin_movtf): Ditto.
26828 (mips_expand_builtin_compare): Ditto.
26830 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26832 * tree-sra.c (sra_build_assignment): Replace assertion
26833 checking with a comment explaining why it can't be done.
26835 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26837 PR middle-end/30833
26838 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26839 during CALL_EXPR representation conversion.
26840 * tree-ssa-propagate.c (set_rhs): Likewise.
26842 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26844 * tree-sra.c (sra_build_assignment): Disable assertion checking
26847 2007-02-18 Roger Sayle <roger@eyesopen.com>
26849 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26850 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26851 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26853 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26854 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26855 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26856 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26857 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26858 force_gimple_operand): Likewise.
26859 * ipa-cp.c (constant_val_insert): Likewise.
26860 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26861 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26862 perfect_nestify): Likewise.
26863 * langhooks.c (lhd_omp_assignment): Likewise.
26864 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26865 lower_copyprivate_clauses, lower_send_clauses,
26866 lower_send_shared_vars, expand_parallel_call,
26867 expand_omp_for_generic, expand_omp_for_static_nochunk,
26868 expand_omp_for_static_chunk, expand_omp_sections,
26869 lower_omp_single_copy, lower_omp_for_lastprivate,
26870 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26871 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26872 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26875 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26877 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26878 config/sh/sh.md: Follow spelling conventions.
26880 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26881 config/frv/predicates.md: Follow spelling conventions.
26883 * config/m68k/linux-unwind.h: Fix a comment typo.
26884 * target.h: Follow spelling conventions.
26886 2007-02-18 Roger Sayle <roger@eyesopen.com>
26888 PR rtl-optimization/28173
26889 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26890 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26891 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26892 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26893 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26895 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26897 * builtins.c (fold_builtin_load_exponent): New.
26898 (fold_builtin_2): Use it.
26900 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26902 PR rtl-optimization/30773
26903 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26904 if we fail to attach a REG_EQUIV note.
26906 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26907 Roger Sayle <roger@eyesopen.com>
26909 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26911 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26913 * calls.c (initialize_argument_information): Pass original EXP
26914 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26915 code to split complex arguments here, as part of initializing the
26917 (expand_call): Remove code that builds a list of arguments and
26918 inserts implicit arguments into it. Instead, just count how many
26919 implicit arguments there will be so we can determine the size of
26920 the ARGS array, and let initialize_argument_information do the work.
26921 (split_complex_values): Delete unused function.
26923 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26925 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26927 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26929 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26930 for arg pointer based indexed addressing.
26932 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26934 * config/ia64/ia64.h, config/ia64/ia64.md,
26935 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26936 spelling conventions.
26938 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26940 * config/m68k/m68k.c (split_di): New.
26941 * config/m68k/m68k-protos.h: Declare split_di.
26942 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26943 Improve predicate handling and split constant shifts.
26945 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26947 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26948 parameter for register bitfield operations, general predicates
26951 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26953 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26954 * config/m68k/linux-unwind.h: New file.
26956 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26958 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26959 config/i386/athlon.md, config/ia64/ia64.md,
26960 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26961 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26962 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26963 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26964 tree-vect-transform.c: Fix comment typos.
26966 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26968 * sched-deps.c (find_insn_list): Remove.
26969 * sched-int.h: Remove the prototype for find_insn_list.
26971 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26973 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26975 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26976 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26977 darwin_rs6000_override_options.
26978 (C_COMMON_OVERRIDE_OPTIONS): Expect
26979 darwin_macosx_version_min to be non-NULL always.
26980 (TARGET_C99_FUNCTIONS): Likewise.
26981 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26982 (DARWIN_MINVERSION_SPEC): New.
26983 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26984 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26986 (DARWIN_MINVERSION_SPEC): New.
26987 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26989 * config/darwin-c.c (darwin_cpp_builtins): Expect
26990 darwin_macosx_version_min to be non-NULL always.
26992 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26994 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26996 * config/i386/i386.h (x86_use_xchgb): New.
26997 (TARGET_USE_XCHGB): New macro.
26998 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26999 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27000 Split after reload into bswaphi for shifts of 8.
27001 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27002 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27003 or when optimizing for size.
27005 2007-02-16 Richard Guenther <rguenther@suse.de>
27006 Christian Bruel <christian.bruel@st.com>
27008 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27009 DECLs but prefer SSA_NAMEs over DECLs.
27011 2007-02-16 Richard Guenther <rguenther@suse.de>
27013 * tree-flow-inline.h (single_imm_use_p): Remove.
27014 (zero_imm_uses_p): Likewise.
27015 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27016 instead of single_imm_use_p.
27017 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27020 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27023 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27024 nested double- and backquotes.
27026 2007-02-15 Roger Sayle <roger@eyesopen.com>
27028 PR middle-end/30391
27029 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27030 should be unreachable.
27031 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27032 For the time being redirect GIMPLE_MODIFY_STMT to the new
27033 (renamed) build_gimple_modify_stmt_stat.
27034 (build2_gimple_stat): Rename to...
27035 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27036 Always build a GIMPLE_MODIFY_STMT node.
27037 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27038 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27041 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27042 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27043 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27044 expand_complex_div_wide): Likewise.
27045 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27046 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27047 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27048 * tree-ssa-loop-manip.c (create_iv): Likewise.
27049 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27050 abs_replacement): Likewise.
27051 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27052 realify_fake_stores): Likewise.
27054 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27055 node rather than a GIMPLE_MODIFY_STMT node.
27056 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27057 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27059 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27060 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27061 GIMPLE_MODIFY_STMT.
27063 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27065 PR middle-end/30433
27066 * fold-const.c (fold_comparison): Add back the
27067 folding of constant complex comparisions.
27069 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27071 PR middle-end/30729
27072 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27073 effects unknown to this function, return early.
27075 2007-02-15 Ian Lance Taylor <iant@google.com>
27077 * lower-subreg.c (move_eh_region_note): New static function.
27078 (resolve_simple_move): Call it.
27079 (decompose_multiword_subregs): Track blocks for which we resolve a
27080 simple move which is also a control flow insn. Pass them to
27081 find_many_sub_basic_blocks.
27082 (pass_lower_subreg): Add TODO_verify_flow.
27083 (pass_lower_subreg2): Likewise.
27085 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27086 Brooks Moses <brooks.moses@codesourcery.com>
27087 Lee Millward <lee.millward@codesourcery.com>
27089 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27090 (VL_EXP_CLASS_P): New.
27091 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27093 (TREE_OPERAND_CHECK_CODE): Likewise.
27094 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27095 (TREE_RTL_OPERAND_CHECK): Likewise.
27096 (tree_operand_check_failed): Make second parameter the whole tree
27097 instead of its code. Fixed callers.
27098 (VL_EXP_CHECK): New.
27099 (TREE_OPERAND_LENGTH): New.
27100 (VL_EXP_OPERAND_LENGTH): New.
27101 (CALL_EXPR_FN): New.
27102 (CALL_EXPR_STATIC_CHAIN): New.
27103 (CALL_EXPR_ARGS): New.
27104 (CALL_EXPR_ARG): New.
27105 (call_expr_nargs): New.
27106 (CALL_EXPR_ARGP): New.
27107 (build_nt_call_list): Declare.
27108 (build_vl_exp_stat): Declare.
27109 (build_vl_exp): New.
27110 (build_call_list): Declare.
27111 (build_call_nary): Declare.
27112 (build_call_valist): Declare.
27113 (build_call_array): Declare.
27114 (call_expr_arg): Declare.
27115 (call_expr_argp): Declare.
27116 (call_expr_arglist): Declare.
27117 (fold_build_call_list): Declare.
27118 (fold_build_call_list_initializer): Declare.
27119 (fold_call_expr): Declare to replace fold_builtin.
27120 (fold_builtin_fputs): Update to agree with modified definition.
27121 (fold_builtin_strcpy): Likewise.
27122 (fold_builtin_strncpy): Likewise.
27123 (fold_builtin_memory_chk): Likewise.
27124 (fold_builtin_stxcpy_chk): Likewise.
27125 (fold_builtin_strncpy_chk): Likewise.
27126 (fold_builtin_next_arg): Likewise.
27127 (fold_build_call_expr): Declare.
27128 (fold_builtin_call_list): Declare.
27129 (fold_builtin_call_valist): Declare.
27130 (build_call_expr): Declare.
27131 (validate_arglist): Update to agree with modified definition.
27132 (tree_operand_length): New.
27133 (call_expr_arg_iterator): New.
27134 (init_call_expr_arg_iterator): New.
27135 (next_call_expr_arg): New.
27136 (first_call_expr_arg): New.
27137 (more_call_expr_args_p): New.
27138 (FOR_EACH_CALL_EXPR_ARG): New.
27140 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27141 and tcc_gimple_stmt.
27142 (tree_code_size): Update documentation. Use sizeof (tree) rather
27143 than sizeof (char *).
27144 (tree_size): Likewise. Add case for tcc_vl_exp.
27145 (tree_node_structure): Add case for tcc_vl_exp.
27146 (contains_placeholder_p): Likewise.
27147 (substitute_in_expr): Likewise.
27148 (substitute_placeholder_in_expr): Likewise.
27149 (stabilize_reference_1): Likewise.
27150 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27151 to diagnose breakage of this interface for constructing CALL_EXPRs.
27152 (build_nt): Add similar assertion here.
27153 (build_nt_call_list): New.
27154 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27155 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27157 (get_callee_fndecl): Use new CALL_EXPR accessors.
27158 (tree_operand_check_failed): Change parameters to pass entire node
27159 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27160 (process_call_operands): New.
27161 (build_vl_exp_stat): New.
27162 (build_call_list): New.
27163 (build_call_nary): New.
27164 (build_call_valist): New.
27165 (build_call_array): New.
27166 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27167 (call_expr_arglist): New.
27169 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27170 tcc_vl_exp instead of a fixed-size tcc_expression.
27172 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27173 accessors for CALL_EXPRs.
27174 (AGGR_INIT_EXPR): Likewise.
27176 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27177 Brooks Moses <brooks.moses@codesourcery.com>
27178 Lee Millward <lee.millward@codesourcery.com>
27180 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27181 (expand_builtin_nonlocal_goto): Change parameter to be entire
27182 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27183 (expand_builtin_prefetch): Likewise.
27184 (expand_builtin_classify_type): Likewise.
27185 (mathfn_built_in): Return NULL_TREE instead of 0.
27186 (expand_errno_check): Use new CALL_EXPR accessors.
27187 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27188 Return NULL_RTX instead of 0.
27189 (expand_builtin_mathfn_2): Likewise.
27190 (expand_builtin_mathfn_3): Likewise.
27191 (expand_builtin_interclass_mathfn): Likewise.
27192 (expand_builtin_sincos): Likewise.
27193 (expand_builtin_cexpi): Likewise.
27194 (expand_builtin_int_roundingfn): Likewise.
27195 (expand_builtin_int_roundingfn_2): Likewise.
27196 (expand_builtin_pow): Likewise.
27197 (expand_builtin_powi): Likewise.
27198 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27199 of arglist, fixing callers appropriately. Use new CALL_EXPR
27200 accessors and constructors. Return NULL_RTX instead of 0.
27201 (expand_builtin_strstr): Likewise.
27202 (expand_builtin_strchr): Likewise.
27203 (expand_builtin_strrchr): Likewise.
27204 (expand_builtin_strpbrk): Likewise.
27205 (expand_builtin_memcpy): Likewise.
27206 (expand_builtin_mempcpy): Likewise.
27207 (expand_builtin_mempcpy_args): New.
27208 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27209 (expand_builtin_memmove_args): New.
27210 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27211 (expand_movstr): Likewise.
27212 (expand_builtin_strcpy): Likewise.
27213 (expand_builtin_strcpy_args): New.
27214 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27215 (expand_builtin_strncpy): Likewise.
27216 (expand_builtin_memset): Likewise.
27217 (expand_builtin_memset_args): New.
27218 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27219 (expand_builtin_memcmp): Likewise.
27220 (expand_builtin_strcmp): Likewise.
27221 (expand_builtin_strncmp): Likewise.
27222 (expand_builtin_strcat): Likewise.
27223 (expand_builtin_strncat): Likewise.
27224 (expand_builtin_strspn): Likewise.
27225 (expand_builtin_strcspn): Likewise.
27226 (expand_builtin_args_info): Likewise.
27227 (expand_builtin_va_start): Likewise.
27228 (gimplify_va_arg_expr): Likewise.
27229 (expand_builtin_va_end): Likewise.
27230 (expand_builtin_va_copy): Likewise.
27231 (expand_builtin_frame_address): Likewise.
27232 (expand_builtin_alloca): Likewise.
27233 (expand_builtin_bswap): Likewise.
27234 (expand_builtin_unop): Likewise.
27235 (expand_builtin_fputs): Likewise.
27236 (expand_builtin_expect): Likewise.
27237 (expand_builtin_fabs): Likewise.
27238 (expand_builtin_copysign): Likewise.
27239 (expand_builtin_printf): Likewise.
27240 (expand_builtin_fprintf): Likewise.
27241 (expand_builtin_sprintf): Likewise.
27242 (expand_builtin_init_trampoline): Likewise.
27243 (expand_builtin_signbit): Likewise.
27244 (expand_builtin_fork_or_exec): Likewise.
27245 (expand_builtin_sync_operation): Likewise.
27246 (expand_builtin_compare_and_swap): Likewise.
27247 (expand_builtin_lock_test_and_set): Likewise.
27248 (expand_builtin_lock_release): Likewise.
27249 (expand_builtin): Likewise.
27250 (builtin_mathfn_code): Likewise.
27252 (fold_builtin_constant_p): Pass call arguments individually instead
27253 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27254 accessors and constructors. Return NULL_TREE instead of 0.
27255 (fold_builtin_expect): Likewise.
27256 (fold_builtin_classify_type): Likewise.
27257 (fold_builtin_strlen): Likewise.
27258 (fold_builtin_nan): Likewise.
27259 (integer_valued_real_p): Likewise.
27260 (fold_trunc_transparent_mathfn): Likewise.
27261 (fold_fixed_mathfn): Likewise.
27262 (fold_builtin_cabs): Likewise.
27263 (fold_builtin_sqrt): Likewise.
27264 (fold_builtin_cbrt): Likewise.
27265 (fold_builtin_cos): Likewise.
27266 (fold_builtin_cosh): Likewise.
27267 (fold_builtin_tan): Likewise.
27268 (fold_builtin_sincos): Likewise.
27269 (fold_builtin_cexp): Likewise.
27270 (fold_builtin_trunc): Likewise.
27271 (fold_builtin_floor): Likewise.
27272 (fold_builtin_ceil): Likewise.
27273 (fold_builtin_round): Likewise.
27274 (fold_builtin_int_roundingfn): Likewise.
27275 (fold_builtin_bitop): Likewise.
27276 (fold_builtin_bswap): Likewise.
27277 (fold_builtin_logarithm): Likewise.
27278 (fold_builtin_hypot): Likewise.
27279 (fold_builtin_pow): Likewise.
27280 (fold_builtin_powi): Likewise.
27281 (fold_builtin_exponent): Likewise.
27282 (fold_builtin_memset): Likewise.
27283 (fold_builtin_bzero): Likewise.
27284 (fold_builtin_memory_op): Likewise.
27285 (fold_builtin_bcopy): Deleted; call site changed to invoke
27286 fold_builtin_memory_op directly.
27287 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27288 (fold_builtin_strncpy): Likewise.
27289 (fold_builtin_memcmp): Likewise.
27290 (fold_builtin_strcmp): Likewise.
27291 (fold_builtin_strncmp): Likewise.
27292 (fold_builtin_signbit): Likewise.
27293 (fold_builtin_copysign): Likewise.
27294 (fold_builtin_isascii): Likewise.
27295 (fold_builtin_toascii): Likewise.
27296 (fold_builtin_isdigit): Likewise.
27297 (fold_builtin_fabs): Likewise.
27298 (fold_builtin_abs): Likewise.
27299 (fold_builtin_fmin_fmax): Likewise.
27300 (fold_builtin_carg): Likewise.
27301 (fold_builtin_classify): Likewise.
27302 (fold_builtin_unordered_cmp): Likewise.
27304 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27305 New functions split out from fold_builtin_1.
27306 (fold_builtin_n): New.
27307 (fold_builtin_varargs): New.
27308 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27310 (fold_call_expr): New.
27311 (build_function_call_expr): Rewrite to use new helper function.
27312 (fold_builtin_call_list): New.
27313 (build_call_expr): New.
27314 (fold_builtin_call_valist): New.
27315 (rewrite_call_expr): New.
27316 (validate_arg): New.
27317 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27318 of an arglist. Change return type to bool. Use new CALL_EXPR
27321 (fold_builtin_strstr): Pass call arguments individually instead
27322 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27323 accessors and constructors. Return NULL_TREE instead of 0.
27324 (fold_builtin_strchr): Likewise.
27325 (fold_builtin_strrchr): Likewise.
27326 (fold_builtin_strpbrk): Likewise.
27327 (fold_builtin_strcat): Likewise.
27328 (fold_builtin_strncat): Likewise.
27329 (fold_builtin_strspn): Likewise.
27330 (fold_builtin_strcspn): Likewise.
27331 (fold_builtin_fputs): Likewise.
27332 (fold_builtin_next_arg): Likewise.
27333 (fold_builtin_sprintf): Likewise.
27335 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27336 NULL_RTX instead of 0.
27337 (expand_builtin_memory_chk): Likewise.
27338 (maybe_emit_chk_warning): Likewise.
27339 (maybe_emit_sprintf_chk_warning): Likewise.
27341 (fold_builtin_object_size): Pass call arguments individually instead
27342 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27343 accessors and constructors. Return NULL_TREE instead of 0.
27344 (fold_builtin_memory_chk): Likewise.
27345 (fold_builtin_stxcpy_chk): Likewise.
27346 (fold_builtin_strncpy_chk): Likewise.
27347 (fold_builtin_strcat_chk): Likewise.
27348 (fold_builtin_strcat_chk): Likewise.
27349 (fold_builtin_strncat_chk): Likewise.
27350 (fold_builtin_sprintf_chk): Likewise.
27351 (fold_builtin_snprintf_chk): Likewise.
27352 (fold_builtin_printf): Likewise.
27353 (fold_builtin_vprintf): Likewise.
27355 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27357 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27358 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27359 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27360 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27361 (fold_unary): Likewise.
27362 (fold_binary): Likewise.
27363 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27364 ternary expressions.
27365 (fold): Add logic for tcc_vl_exp.
27366 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27367 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27368 (fold_build3_stat): Add assertion to flag broken interface for
27369 constructing CALL_EXPRs.
27370 (fold_build_call_list): New.
27371 (fold_build_call_list_initializer): New.
27372 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27374 (fold_strip_sign_ops): Likewise.
27376 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27377 Brooks Moses <brooks.moses@codesourcery.com>
27378 Lee Millward <lee.millward@codesourcery.com>
27380 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27381 accessors and dump arguments explicitly.
27383 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27385 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27387 (print_call_name): Use new CALL_EXPR accessors.
27389 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27390 CALL_EXPR arguments explicitly instead of as a list. Use
27391 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27393 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27394 (vrp_visit_stmt): Likewise.
27396 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27397 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27399 (force_move_till_expr): Likewise.
27401 * targhooks.c (default_external_stack_protect_fail): Use
27402 build_call_expr instead of build_function_call_expr.
27403 (default_hidden_stack_protect_fail): Likewise.
27405 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27408 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27409 and walk arguments explicitly.
27411 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27412 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27413 (expand_simple_operations): Likewise.
27414 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27416 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27417 of TREE_CODE_LENGTH.
27418 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27420 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27421 instead of TREE_CODE_LENGTH.
27423 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27424 (tree_ic_transform): Likewise.
27425 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27426 parameter instead of arglist. Fix callers.
27427 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27428 (tree_stringops_transform): Likewise.
27429 (tree_indirect_call_to_profile): Likewise.
27430 (tree_stringops_values_to_profile): Likewise.
27432 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27433 (eliminate_tail_call): Likewise.
27435 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27437 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27438 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27440 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27442 * omp-low.c (build_omp_barrier): Use build_call_expr.
27443 (lower_rec_input_clauses): Likewise.
27444 (lower_reduction_clauses): Likewise.
27445 (expand_parallel_call): Likewise.
27446 (maybe_catch_exception): Likewise.
27447 (expand_omp_for_generic): Likewise.
27448 (expand_omp_for_static_nochunk): Likewise.
27449 (expand_omp_sections): Likewise.
27450 (lower_omp_single_simple): Likewise.
27451 (lower_omp_single_copy): Likewise.
27452 (lower_omp_master): Likewise.
27453 (lower_omp_ordered): Likewise.
27454 (lower_omp_critical): Likewise.
27456 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27457 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27459 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27460 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27461 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27463 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27464 and generalize to handle any number of operands.
27465 (chrec_contains_undetermined): Likewise.
27466 (tree_contains_chrecs): Likewise.
27467 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27469 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27471 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27472 fold_call_expr instead of fold_builtin.
27473 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27474 match declarations there.
27475 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27478 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27479 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27481 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27482 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27484 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27487 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27488 (execute_cse_sincos): Use new CALL_EXPR accessors.
27490 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27492 * gimple-low.c (lower_function_body): Use build_call_expr.
27493 (lower_builtin_setjmp): Likewise.
27495 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27496 (set_storage_via_libcall): Likewise.
27497 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27498 instead of TREE_CODE_LENGTH.
27499 (expand_expr_real_1): Use new CALL_EXPR accessors.
27501 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27502 generalize to handle any number of operands.
27503 (TB_parent_eq): Likewise.
27505 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27506 (strip_builtin_expect): Likewise.
27508 * function.c (gimplify_parameters): Use build_call_expr.
27510 * tree-vectorizer.c (vect_is_simple_reduction): Use
27511 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27513 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27514 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27516 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27519 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27520 (gimplify_decl_expr): Likewise.
27521 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27522 Use new CALL_EXPR iterators.
27523 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27524 (gimplify_modify_expr_to_memset): Likewise.
27525 (gimplify_variable_sized_compare): Likewise.
27526 (gimplify_omp_atomic_fetch_op): Likewise.
27527 (gimplify_omp_atomic_pipeline): Likewise.
27528 (gimplify_omp_atomic_mutex): Likewise.
27529 (gimplify_function_tree): Likewise.
27531 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27532 (call_expr_flags): Likewise.
27533 (expand_call): Likewise.
27535 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27536 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27539 * coverage.c (create_coverage): Use build_call_expr.
27541 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27542 (temp_call_expr_obstack): New.
27543 (pool_copy_list): Delete.
27544 (temp_copy_call_expr): New.
27545 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27546 CALL_EXPR accessors. Get rid of special goo for copying argument
27547 lists and use temp_copy_call_expr instead.
27548 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27549 CALL_EXPR accessors.
27550 (create_expression_by_pieces): Likewise. Use build_call_array
27551 to construct the result instead of fold_build3.
27552 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27553 dealing with argument lists.
27554 (init_pre): Remove references to expression_node_pool and
27555 list_node_pool. Init temp_call_expr_obstack instead.
27556 (fini_pre): Remove references to expression_node_pool and
27559 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27560 and walk arguments explicitly instead of as a list.
27562 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27563 (mx_register_decls): Likewise.
27564 (mudflap_register_call): Likewise.
27565 (mudflap_finish_file): Likewise.
27567 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27568 (ipa_callsite_compute_param): Likewise.
27570 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27571 accessors and constructor.
27573 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27574 accessors and constructor.
27575 (convert_tramp_reference): Likewise.
27576 (convert_call_expr): Likewise.
27577 (finalize_nesting_tree_1): Likewise.
27579 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27582 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27584 * tree-inline.c (initialize_inlined_parameters): Pass entire
27585 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27587 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27588 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27590 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27591 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27592 (vectorizable_reduction): Likewise.
27593 (vectorizable_call): Use new CALL_EXPR iterators.
27594 (vectorizable_conversion): Use build_call_expr.
27595 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27596 (vect_gen_widened_results_half): Use build_call_expr.
27597 (vect_setup_realignment): Likewise.
27598 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27600 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27601 (pass_through_call): Likewise.
27602 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27605 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27606 (tree_gen_pow2_profiler): Likewise.
27607 (tree_gen_one_value_profiler): Likewise.
27608 (tree_gen_ic_func_profiler): Likewise.
27609 (tree_gen_average_profiler): Likewise.
27610 (tree_gen_ior_profiler): Likewise.
27612 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27613 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27614 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27616 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27617 of TREE_CODE_LENGTH.
27619 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27620 of TREE_CODE_LENGTH.
27622 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27624 (convert_to_integer): Likewise.
27626 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27629 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27630 Brooks Moses <brooks.moses@codesourcery.com>
27631 Lee Millward <lee.millward@codesourcery.com>
27633 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27635 * config/frv/frv.c (frv_expand_builtin): Likewise.
27636 * config/s390/s390.c (s390_expand_builtin): Likewise.
27638 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27639 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27641 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27642 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27643 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27644 (ix86_expand_store_builtin): Likewise.
27645 (ix86_expand_unop_builtin): Likewise.
27646 (ix86_expand_unop1_builtin): Likewise.
27647 (ix86_expand_sse_compare): Likewise.
27648 (ix86_expand_sse_comi): Likewise.
27649 (ix86_expand_vec_init_builtin): Likewise.
27650 (ix86_expand_vec_ext_builtin): Likewise.
27651 (ix86_expand_vec_set_builtin): Likewise.
27652 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27654 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27655 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27657 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27658 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27659 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27661 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27663 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27664 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27665 arglist. Use new CALL_EXPR accessors. Fix callers.
27666 (altivec_expand_abs_builtin): Likewise.
27667 (rs6000_expand_binop_builtin): Likewise.
27668 (altivec_expand_predicate_builtin): Likewise.
27669 (altivec_expand_lv_builtin): Likewise.
27670 (spe_expand_stv_builtin): Likewise.
27671 (altivec_expand_stv_builtin): Likewise.
27672 (rs6000_expand_ternop_builtin): Likewise.
27673 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27674 (altivec_expand_st_builtin): Likewise.
27675 (altivec_expand_dst_builtin): Likewise.
27676 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27677 arglist. Use new CALL_EXPR accessors. Fix callers.
27678 (altivec_expand_vec_set_builtin): Likewise.
27679 (altivec_expand_vec_ext_builtin): Likewise.
27680 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27681 (spe_expand_builtin): Likewise.
27682 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27683 arglist. Use new CALL_EXPR accessors. Fix callers.
27684 (spe_expand_evsel_builtin): Likewise.
27685 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27686 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27688 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27689 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27690 (arm_expand_unop_builtin): Likewise.
27691 (arm_expand_builtin): Use new CALL_EXPR accessors.
27693 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27696 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27697 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27699 (bfin_expand_unop_builtin): Likewise.
27700 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27702 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27703 Brooks Moses <brooks.moses@codesourcery.com>
27704 Lee Millward <lee.millward@codesourcery.com>
27706 * c-semantics.c (build_stmt): Add internal diagnostic check.
27708 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27709 accessors. Print arguments explicitly instead of as a list.
27711 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27713 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27714 (c_finish_omp_flish): Likewise.
27716 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27717 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27718 instead of TREE_CODE_LENGTH.
27719 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27720 (c_warn_unused_result): Likewise.
27722 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27725 * doc/invoke.texi (Warning Options): Remove
27726 -Werror-implicit-function-declaration.
27727 (Wimplicit-function-declaration): Update description.
27728 * opts.c (common_handle_option): Move handling of -Werror=* to...
27729 (enable_warning_as_error): ...here.
27730 * opts.h (enable_warning_as_error): Declare.
27731 * c-decl.c (implicit_decl_warning): Unless
27732 -Wno-implicit-function-declaration is given, emit a pedwarn if
27733 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27734 * c.opt (Wimplicit-function-declaration): Replace
27735 mesg_implicit_function_declaration with
27736 warn_implicit_function_declaration.
27737 * c-opts.c (c_common_handle_option):
27738 -Werror-implicit-function-declaration is exactly equal as
27739 -Werror=implicit-function-declaration.
27740 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27741 warn_implicit_function_declaration.
27742 (c_common_post_options): -Wimplict-function-declaration is enabled
27743 by default by -std=c99, otherwise is disabled by default.
27744 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27746 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27748 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27749 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27750 former is ignored but not the latter.
27752 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27754 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27755 is made and the reference doesn't use the alias set of its type,
27756 do not create the temporary using that type.
27758 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27760 * jump.c: Remove prototypes for delete_computation and
27761 delete_prior_computation.
27763 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27765 * jump.c (get_label_after): Delete.
27766 (get_label_before, delete_computation, delete_jump,
27767 delete_prior_computation, follow_jumps): Move...
27768 * reorg.c (delete_computation, delete_prior_computation): ... here...
27769 (get_label_before, delete_jump): ... making these static ...
27770 (follow_jumps): ... and simplifying this since it only runs after
27772 * rtl.h (get_label_after, get_label_before, delete_jump,
27773 follow_jumps): Delete prototypes.
27775 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27777 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27779 2007-02-15 Nick Clifton <nickc@redhat.com>
27781 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27782 order to prevent it from being munged by the target.
27784 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27786 * config/i386/i386.md: Remove misleading comment.
27788 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27790 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27791 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27794 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27796 * tree-sra.c (instantiate_missing_elements): Canonicalize
27798 (sra_build_assignment): New.
27799 (generate_copy_inout, generate_element_copy,
27800 generate_element_zero, generate_one_element_init): Use it.
27802 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27804 * tree-sra.c (instantiate_missing_elements): Canonicalize
27806 (sra_build_assignment): New.
27807 (generate_copy_inout, generate_element_copy,
27808 generate_element_zero, generate_one_element_init): Use it.
27810 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27812 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27815 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27817 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27818 types as aggregates not scalars.
27819 * function.c (assign_stack_temp_for_type): Likewise.
27821 2007-02-14 Roger Sayle <roger@eyesopen.com>
27822 Zdenek Dvorak <dvorakz@suse.cz>
27824 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27827 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27829 * passes.c (next_pass_1): Clear the next field of the copied
27832 2007-02-14 Richard Henderson <rth@redhat.com>
27834 * tree-sra.c (early_sra): New.
27835 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27836 (tree_sra_early, pass_sra_early): New.
27837 * tree-pass.h (pass_sra_early): Declare.
27838 * passes.c (init_optimization_passes): Use it.
27840 2007-02-14 Richard Guenther <rguenther@suse.de>
27842 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27844 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27846 PR tree-optimization/30771
27847 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27849 (vect_analyze_operations): Induction phis can now be marked as
27851 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27852 Update documentation accordingly.
27854 2007-02-14 Nick Clifton <nickc@redhat.com>
27856 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27857 most 3 arguments are supported.
27858 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27860 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27862 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27863 Ensure dst->current is valid.
27865 2007-02-13 Paul Brook <paul@codesourcery.com>
27867 * config.gcc: Add arm*-*-uclinux-*eabi.
27868 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27869 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27870 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27871 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27872 (LINK_SPEC): Define.
27873 (LIB_SPEC): Define.
27874 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27876 * config/arm/uclinux-eabi.h: New file.
27877 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27878 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27881 2007-02-13 Ian Lance Taylor <iant@google.com>
27883 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27884 * flags.h (warn_strict_overflow): Declare.
27885 (enum warn_strict_overflow_code): Define.
27886 (issue_strict_overflow_warning): New static inline function.
27887 * opts.c (warn_strict_overflow): New variable.
27888 (common_handle_option): Handle OPT_Wstrict_overflow and
27889 OPT_Wstrict_overflow_.
27890 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27892 * fold-const.c: Include intl.h.
27893 (fold_deferring_overflow_warnings): New static variable.
27894 (fold_deferred_overflow_warning): New static variable.
27895 (fold_deferred_overflow_code): New static variable.
27896 (fold_defer_overflow_warnings): New function.
27897 (fold_undefer_overflow_warnings): New function.
27898 (fold_undefer_and_ignore_overflow_warnings): New function.
27899 (fold_deferring_overflow_warnings_p): New function.
27900 (fold_overflow_warning): New static function.
27901 (make_range): Add strict_overflow_p parameter. Change all
27903 (extract_muldiv, extract_muldiv_1): Likewise.
27904 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27905 tree_expr_nonnegative_p.
27906 (fold_negate_expr): Call fold_overflow_warning.
27907 (fold_range_test): Likewise.
27908 (fold_comparison): Likewise.
27909 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27910 instead of tree_expr_nonnegative_p.
27911 (tree_expr_nonnegative_warnv_p): Rename from
27912 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27913 (tree_expr_nonnegative_p): New function.
27914 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27915 strict_overflow_p parameter.
27916 (tree_expr_nonzero_p): New function.
27917 * passes.c (verify_interpass_invariants): New static function.
27918 (execute_one_pass): Call it.
27919 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27921 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27922 (estimate_numbers_of_iterations): Likewise.
27923 (scev_probably_wraps_p): Likewise.
27924 * tree-ssa-ccp.c: Include "toplev.h".
27925 (evaluate_stmt): Defer fold overflow warnings until we know we are
27927 (struct fold_stmt_r_data): Add stmt field.
27928 (fold_stmt_r): Defer fold overflow warnings until we know we
27930 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27931 (fold_stmt_inplace): Likewise.
27932 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27933 (cleanup_control_expr_graph): Defer fold overflow warnings until
27934 we know we are going to optimize.
27935 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27936 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27938 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27939 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27940 * tree-ssa-loop-manip.c (create_iv): Likewise.
27941 * c-typeck.c (build_conditional_expr): Likewise.
27942 (build_binary_op): Likewise.
27943 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27944 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27945 (extract_range_from_unary_expr): Likewise.
27946 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27947 assuming that signed overflow does not occur.
27948 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27949 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27950 (fold_defer_overflow_warnings): Declare.
27951 (fold_undefer_overflow_warnings): Declare.
27952 (fold_undefer_and_ignore_overflow_warnings): Declare.
27953 (fold_deferring_overflow_warnings_p): Declare.
27954 (tree_expr_nonzero_warnv_p): Declare.
27955 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27956 of warning options.
27957 (Warning Options): Document -Wstrict-overflow.
27958 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27959 (tree-ssa-ccp.o): Likewise.
27960 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27961 (fold-const.o): Depend on intl.h.
27963 2007-02-13 Ian Lance Taylor <iant@google.com>
27965 PR middle-end/30751
27966 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27969 2007-02-13 Stuart Hastings <stuart@apple.com>
27971 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27973 2007-02-13 Richard Henderson <rth@redhat.com>
27975 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27976 handled_component_p before looking for the indirect_ref.
27978 2007-02-13 Richard Henderson <rth@redhat.com>
27980 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27981 remove flags clobber.
27982 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27983 (bswaphi_lowpart): New.
27984 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27985 remove TARGET_BSWAP test. Delete expander of the same name.
27987 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27988 (expand_unop): Use them.
27990 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27992 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27993 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27994 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27995 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27996 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27997 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27998 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27999 assembler dialect choice from asm templates.
28001 2007-02-12 Richard Henderson <rth@redhat.com>
28003 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28004 (fixuns_trunc<SSEMODEF>si2): Use it.
28005 * config/i386/sse.md (vec_setv4sf_0): Export.
28006 * config/i386/i386.c (ix86_build_const_vector): Export.
28007 (ix86_split_convert_uns_si_sse): Rename from
28008 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28009 * config/i386/i386-protos.h: Update.
28011 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28014 * c-typeck.c (c_finish_return): Improve warning message.
28016 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28018 * alias.c (find_symbolic_term): Delete unused function.
28020 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28022 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28023 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28024 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28026 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28028 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28029 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28030 the function, temporarily point the debug interface to the null one.
28032 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28034 * dwarf2out.c (round_up_to_align): New static function.
28035 (field_byte_offset): Use it to round the offset.
28037 2007-02-12 Richard Henderson <rth@redhat.com>
28039 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28040 (inswl_const): Export.
28042 2007-02-12 Richard Henderson <rth@redhat.com>
28044 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28045 result mode of the libcall, convert back to outmode.
28047 2007-02-12 Roger Sayle <roger@eyesopen.com>
28049 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28050 (bswapdi2): New define_expand to implement 32-bit implementation.
28052 2007-02-12 Nick Clifton <nickc@redhat.com>
28054 * doc/invoke.texi (Overall Options): Document --help=.
28055 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28056 (cc1_options): Pass --help= on to cc1.
28057 (display_help): Add description of --help=.
28058 (process_command): Add code to handle --help=. Allow translated
28059 --help and --target-help switches to be passed on to compiler
28061 (main): Remove unused if statement.
28062 * opts.c (columns): Remove.
28063 (LEFT_COLUMN): Define.
28064 (wrap_help): Add columns argument.
28065 (print_filtered_help): Change parameters to be an include bitmask,
28066 an exclude bitmask, an any bitmask and the column width. Move the
28067 code to display the params list here. Add code to display the
28068 status of options rather than their descriptions if the quiet flag
28070 (print_specific_help): Change parameters to be an include bitmask,
28071 an exclude bitmask and an any bitmask. Move code to look up the
28072 column width here. Decide upon the title for an options listing.
28073 (common_handle_options): Add code to handle --help=. Adapt code
28074 for --help and --target-help to use the revised form of the
28075 print_specific_help function.
28076 (print_help): Delete.
28077 (print_param_help): Delete.
28078 (print_switch): Delete.
28079 * opts.h (cl_lang_count): Add prototype.
28080 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28081 CL_MAX_OPTION_CLASS): New defines.
28082 * optc-gen.awk: Add construction of cl_lang_count.
28083 * c.opt: Add Warning attribute to warning options and Optimization
28084 attribute to optimization options.
28085 * common.opt: Likewise.
28087 Add -fhelp and -ftarget-help as aliases for the transformed --help
28088 and --target-help options.
28089 * opt-functions.awk: Add code to handle Warning and Optimization
28092 2007-02-12 Richard Henderson <rth@redhat.com>
28094 * config/alpha/constraints.md: New file.
28095 * config/alpha/alpha.c: Include tm-constrs.h.
28096 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28097 alpha_extra_constraint): Remove.
28098 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28099 * config/alpha/alpha-protos.h: Update.
28100 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28101 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28102 (EXTRA_CONSTRAINT): Remove.
28103 * config/alpha/alpha.md: Include constraints.md.
28104 (adddi splitter): Use satisfies_constraint_*.
28105 * config/alpha/predicates.md (add_operand): Likewise.
28106 (sext_add_operand, addition_operation): Likewise.
28108 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28110 PR tree-optimization/29145
28111 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28112 in our handling of restrict qualified pointers.
28114 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28117 * doc/invoke.texi (Wunused-value): Update description.
28118 (Wextra): Delete item.
28119 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28120 value of Wunused-value.
28121 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28122 (c_finish_stmt_expr): Don't check extra_warnings.
28123 (emit_side_effect_warnings): The caller is responsible to check
28126 2007-02-11 Roger Sayle <roger@eyesopen.com>
28127 Matt Thomas <matt@3am-software.com>
28129 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28131 2007-02-11 Roger Sayle <roger@eyesopen.com>
28133 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28134 comparisons of POPCOUNT against zero.
28135 (simplify_const_relational_operation): Likewise.
28137 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28139 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28141 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28143 * dwarf2out.c (root_type): Delete unused function.
28145 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28147 * genattrtab.c (contained_in_p): Delete unused function.
28148 (write_expr_attr_cache): Likewise.
28150 2007-02-11 Jan Hubicka <jh@suse.cz>
28152 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28155 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28157 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28158 to add the REG_EQ* note.
28159 * see.c (see_merge_one_use_extension): Likewise.
28160 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28161 turn REG_EQUAL notes into REG_EQUIV notes if the target
28162 register may have more than one set.
28163 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28164 * gcse.c (try_replace_reg): Likewise.
28165 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28166 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28167 more than one REG_EQUIV note.
28168 * reload1.c (gen_reload): Use set_unique_reg_note.
28170 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28172 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28173 (ix86_builtin_conversion): New function.
28175 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28178 * tree.h (DECL_REPLACEABLE_P): New macro.
28179 * except.c (set_nothrow_function_flags): Likewise.
28181 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28182 Ira Rosen <irar@il.ibm.com>
28183 Dorit Nuzman <dorit@il.ibm.com>
28185 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28186 * targhooks.c (default_builtin_vectorized_conversion): New.
28187 * targhooks.h (default_builtin_vectorized_function): New declaration.
28188 * target.h (struct vectorize): Add builtin_conversion field.
28189 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28190 stmt_vec_info_type value.
28191 (vectorizable_conversion): New declaration.
28192 * tree-vect-analyze.c (vect_analyze_operations): Add
28193 vectorizable_conversion call.
28194 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28195 * tree-vect-transform.c (vectorizable_conversion): New function.
28196 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28197 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28199 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28200 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28201 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28202 or ALTIVEC_BUILTIN_VCFSX.
28204 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28207 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28208 CONST_DOUBLE and operand 0 is a hard register.
28209 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28210 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28211 is a hard floating-point register.
28213 2007-02-10 Richard Henderson <rth@redhat.com>
28214 Jakub Jelinek <jakub@redhat.com>
28215 Alexandre Oliva <aoliva@redhat.com>
28217 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28218 * builtin-types.def (BT_WORD): Make unsigned.
28219 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28220 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28221 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28222 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28223 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28224 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28226 * expr.c (emutls_var_address): New.
28227 (expand_expr_real_1): Expand emulated tls.
28228 (expand_expr_addr_expr_1): Likewise.
28229 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28230 * output.h (emutls_finish): Declare.
28231 * toplev.c (compile_file): Call it.
28232 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28233 address before wrapping in CONST.
28234 * varasm.c (emutls_htab, emutls_object_type): New.
28235 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28236 (get_emutls_object_name, get_emutls_object_type): New.
28237 (get_emutls_init_templ_addr, emutls_decl): New.
28238 (emutls_common_1, emutls_finish): New.
28239 (assemble_variable): When emulating tls, swap decls; generate
28240 constructor for the emutls objects.
28241 (do_assemble_alias): When emulating tls, swap decl and target name.
28242 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28244 * varpool.c (decide_is_variable_needed): Look at force_output.
28245 Recurse for emulated tls.
28246 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28247 with decide_is_variable_needed.
28248 * emutls.c: New file.
28249 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28250 tls_object for real tls.
28252 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28254 PR rtl-optimization/29599
28255 * reload1.c (eliminate_regs_in_insn): Take the destination
28256 mode into account when computing the offset.
28258 2007-02-09 Stuart Hastings <stuart@apple.com>
28259 Richard Henderson <rth@redhat.com>
28261 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28262 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28263 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28264 fixuns_truncdfhi2): New.
28265 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28266 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28267 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28268 (floatunssidf2): Allow nonimmediate source.
28269 * config/i386/sse.md (movdi_to_sse): New.
28270 (vec_concatv2di): Drop '*'.
28271 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28272 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28273 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28275 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28276 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28277 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28278 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28279 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28280 ix86_build_const_vector.
28281 (x86_emit_floatuns): Rewrite.
28283 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28285 * genautomata.c (longest_path_length): Delete unused function.
28286 (struct state): Delete unused longest_path_length.
28287 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28288 (get_free_state): Delete unused.
28290 2007-02-09 Jan Hubicka <jh@suse.cz>
28292 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28293 * doc/invoke.texi (inline-unit-growth): Update default value.
28295 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28296 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28297 (rebuild_cgraph_edges): Likewise.
28298 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28299 (dump_cgraph_node): Dump frequencies.
28300 (cgraph_clone_edge): Add frequency scales.
28301 (cgraph_clone_node): Add freuqnecy.
28302 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28303 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28304 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28305 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28306 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28307 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28308 (save_inline_function_body): Likewise.
28309 * ipa-inline.c: inluce rtl.h
28310 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28311 (cgraph_edge_badness): Use frequencies.
28312 (cgraph_decide_recursive_inlining): Update clonning.
28313 (cgraph_decide_inlining_of_small_function): Dump frequency.
28314 * predict.c (estimate_bb_frequencies): Export.
28315 * predict.h (estimate_bb_frequencies): Declare.
28316 * tree-inline.c (copy_bb): Watch overflows.
28317 (expand_call_inline): Update call of cgraph_create_edge.
28318 (optimize_inline_calls): Use TODO flags to update frequnecies.
28319 * passes.h: Include predict.h
28320 (init_optimization_passes): Move profile ahead.
28321 (execute_function_todo): Handle TODO_rebuild_frequencies.
28323 2007-02-09 Roger Sayle <roger@eyesopen.com>
28325 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28326 the insbl or inswl pattern into a register.
28328 2007-02-09 Roger Sayle <roger@eyesopen.com>
28330 * config/ia64/ia64.md (bswapdi2): New define_insn.
28332 2007-02-09 Richard Henderson <rth@redhat.com>
28334 * config/i386/constraints.md (Ym): New constraint.
28335 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28336 (movdi_1_rex64): Split sse and xmm general register moves from
28337 memory move alternatives. Use conditional register constraints.
28338 (movsf_1, movdf_integer): Likewise.
28339 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28340 (movdf_integer_rex64): New.
28341 (pushsf_rex64): Fix output constraints.
28342 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28343 (sse2_stored): Likewise.
28344 (sse2_storeq_rex64): New.
28345 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28346 amd and not generic.
28347 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28348 for optimize_size. Remove SF/DFmode hack.
28350 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28352 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28355 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28356 Richard Sandiford <richard@codesourcery.com>
28358 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28359 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28360 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28361 m68k/t-mlib to tmake_file.
28362 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28363 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28364 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28365 Allow it to be cf or m68k. Set m68k_arch_family. If that
28366 variable is not empty, add t-$m68k_arch_family to tmake_file.
28367 Add t-mlibs to tmake_file.
28368 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28369 * config/m68k/t-cf: New file.
28370 * config/m68k/t-m68k: Likewise.
28371 * config/m68k/t-mlibs: Likewise.
28372 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28373 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28374 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28375 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28376 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28378 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28379 (INSTALL_LIBGCC): Delete.
28380 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28381 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28382 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28383 (M68K_MLIB_CPU): Define.
28384 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28385 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28386 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28388 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28389 Richard Guenther <rguenther@suse.de>
28391 PR middle-end/23361
28392 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28393 against INT_MIN/INT_MAX.
28394 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28395 file if a loop is removed.
28397 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28399 * calls.c (store_one_arg): Pass correct alignment to
28400 emit_push_insn for non-BLKmode values.
28401 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28402 unaligned stack slot via a suitably aligned slot.
28404 2007-02-08 DJ Delorie <dj@redhat.com>
28406 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28408 (legal_subregs): Use unsigned char, make const.
28409 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28411 2007-02-08 Paul Brook <paul@codesourcery.com>
28413 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28414 special interworking needed.
28416 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28418 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28419 conditional to __SSE2__.
28420 (Entries below should have been added to first ChangeLog
28421 entry for amdfam10 dated 2007-02-05)
28422 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28424 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28426 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28429 2007-02-08 DJ Delorie <dj@redhat.com>
28431 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28432 * config/m32c/m32c.c (legal_subregs): New.
28433 (m32c_illegal_subreg_p): New.
28434 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28435 unsupported subregs of hard regs.
28437 2007-02-08 Jan Hubicka <jh@suse.cz>
28439 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28440 the same one; always update histograms.
28442 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28444 * passes.c (init_optimization_passes): Tidy comment.
28446 2007-02-08 Roger Sayle <roger@eyesopen.com>
28448 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28449 strip zero_extend, bswap and rotates from POCOUNT's argument.
28450 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28451 zero_extend and rotates from PARITY's argument.
28452 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28453 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28454 of an integer constant at compile-time.
28456 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28459 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28461 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28464 * tree-ssa-live.c (remove_unused_locals): Do not remove
28465 TREE_ADDRESSABLE variables.
28466 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28467 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28468 FOR_CLOBBER. Update all users.
28469 If VAR has an associated alias set, add a virtual operand for
28470 it if no alias is found to conflict with the memory reference.
28472 2007-02-07 Jan Hubicka <jh@suse.cz>
28473 Robert Kidd <rkidd@crhc.uiuc.edu>
28475 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28477 2007-02-07 Ian Lance Taylor <iant@google.com>
28479 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28481 2007-02-07 Roger Sayle <roger@eyesopen.com>
28483 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28484 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28485 tablejumpdi, movsi_to_cr_one): Remove constraints from
28486 define_expand's match_operands.
28488 2007-02-07 Roger Sayle <roger@eyesopen.com>
28490 * global.c (compute_regsets): Move declatation of "i" inside of
28491 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28493 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28496 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28497 of INDIRECT_REF <RESULT_DECL>.
28499 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28501 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28502 Kaz Kojima <kkojima@gcc.gnu.org>
28505 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28507 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28509 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28511 * doc/loop.texi: Document possibility not to perform disambiguation
28512 of loops with multiple latches.
28513 * cfgloopmanip.c (alp_enum_p): Removed.
28514 (add_loop): Handle subloops. Use get_loop_body_with_size.
28515 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28516 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28517 the new forwarder block.
28518 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28519 Handle the case latch is NULL.
28520 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28521 modifications when marking loop exits.
28522 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28524 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28525 disambiguate_loops_with_multiple_latches.
28526 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28527 before fix_loop_structure.
28528 * cfgloop.c: Include pointer-set.h and output.h.
28529 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28530 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28531 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28532 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28533 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28534 disambiguate_multiple_latches, get_loop_body_with_size,
28535 disambiguate_loops_with_multiple_latches): New functions.
28536 (flow_loop_dump): Dump multiple latch edges.
28537 (flow_loop_nodes_find): Handle loops with multiple latches.
28538 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28539 (glb_enum_p): Modified.
28540 (get_loop_body): Use get_loop_body_with_size.
28541 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28542 (AVOID_CFG_MODIFICATIONS): New constant.
28543 (disambiguate_loops_with_multiple_latches, add_loop,
28544 get_loop_body_with_size): Declare.
28545 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28547 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28549 PR inline-asm/28686
28550 * global.c (compute_regsets): New function.
28551 (global_alloc): Refactored ELIMINABLE_REGSET
28552 and NO_GLOBAL_ALLOC_REGS computation out.
28553 (rest_of_handle_global_alloc): Call compute_regsets()
28554 for non-optimizing case.
28556 2007-02-06 Richard Henderson <rth@redhat.com>
28558 * config/i386/constraints.md (Y2): Rename from Y.
28559 (Yi): New constraint.
28560 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28561 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28562 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28563 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28564 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28565 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28566 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28567 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28568 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28569 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28570 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28571 vec_extractv2si_1): Change Y constraints to Y2.
28572 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28573 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28574 Change Y constraints to Y2.
28575 (sse2_loadld): Change Y constraints to x.
28577 2007-02-06 Roger Sayle <roger@eyesopen.com>
28579 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28580 (parity<mode>2): New define_expand using rs6000_emit_parity.
28581 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28582 rs6000_emit_parity): New functions.
28583 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28584 rs6000_emit_parity): Prototype here.
28586 2007-02-06 Ian Lance Taylor <iant@google.com>
28588 * lower-subreg.c (simple_move_operand): Reject CONST.
28589 (resolve_clobber): Call validate_change rather than directly
28590 assigning to XEXP (pat, 0).
28592 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28594 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28595 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28596 (tree-cfg.o): Remove hashtab.h dependency.
28598 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28599 (struct ivopts_data): Change niters to pointer_map_t.
28600 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28601 (niter_for_exit): Create pointer_map on demand. Change for
28603 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28604 (free_loop_data): Destroy data->niters if created and reset field.
28605 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28606 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28608 * tree-ssa-reassoc.c: Include pointer-set.h.
28609 (bb_rank): Change to long *.
28610 (operand_rank): Change to pointer_map_t.
28611 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28612 (insert_operand_rank): Accept long.
28613 (operand_entry_hash, operand_entry_eq): Remove.
28614 (get_rank): Return long. Adjust for changes above.
28615 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28617 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28619 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28620 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28621 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28623 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28624 directly since it cannot be NULL.
28625 (get_vi_for_tree): Rewrite for pointer_map API.
28626 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28627 (init_alias_vars): Create vi_for_tree as pointer_map.
28628 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28630 * tree-cfg.c: Don't include hashtab.h.
28631 (edge_to_cases): Declare as pointer_map.
28632 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28634 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28635 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28636 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28638 (record_switch_edge): Delete.
28639 (get_cases_for_edge): Adjust for pointer_map API, inline
28640 record_switch_edge (rewritten for new API), remove goto.
28642 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28644 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28645 * tree-nested.c: Include pointer-set.h.
28646 (var_map_elt, var_map_eq, var_map_hash): Delete.
28647 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28648 to pointer_map_t's.
28649 (nesting_info_bitmap_obstack): New.
28650 (lookup_field_for_decl): Adjust for pointer_map API.
28651 (lookup_tramp_for_decl): Adjust for pointer_map API.
28652 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28653 (get_local_debug_decl): Adjust for pointer_map API.
28654 (convert_nl_goto_reference): Adjust for pointer_map API.
28655 (convert_nl_goto_receiver): Adjust for pointer_map API.
28656 (create_nesting_tree): Create outside GGC space. Create bitmap on
28657 the new obstack. Create field_map and var_map as pointer_maps.
28658 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28660 (lower_nested_functions): Move root here, no need to NULL it.
28661 Initialize and release the obstack.
28663 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28665 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28666 Remove prototypes and make them non-static.
28667 (struct tree_int_map): Remove.
28668 * tree.h (struct tree_int_map): Move here, turning TO into an
28670 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28672 * tree.h (TREE_COMPLEXITY): Remove.
28673 (struct tree_exp): Remove complexity field.
28674 * tree.c (build1_stat): Don't set it.
28676 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28677 Victor Kaplansky <victork@il.ibm.com>
28679 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28680 (vect_is_simple_reduction): Support reduction with induction as
28681 one of the operands.
28682 (vect_is_simple_iv_evolution): Fix formatting.
28683 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28684 formatting. Don't mark induction phis for vectorization.
28685 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28686 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28687 (vect_get_vec_def_for_operand): Support induction.
28688 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28690 (vectorizable_reduction): Support reduction with induction as one of
28692 (vectorizable_type_demotion): Use def-type of stmt argument rather
28693 than dummy def-type.
28695 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28696 flag_tree_scev_cprop.
28697 * common.opt (tree-scev-cprop): New flag.
28699 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28700 call to vect_get_new_vect_var.
28702 2007-02-06 Ira Rosen <irar@il.ibm.com>
28704 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28705 vectype is not NULL.
28706 (vect_pattern_recog_1): Likewise.
28708 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28710 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28711 (fold_negate_expr): Likewise.
28713 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28716 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28717 even if cv-qualification is the same.
28719 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28721 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28722 __enable_execute_stack on completion.
28724 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28726 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28727 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28728 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28729 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28730 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28731 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28732 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28733 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28735 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28737 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28738 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28739 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28740 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28741 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28742 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28743 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28744 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28745 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28746 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28747 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28748 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28749 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28750 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28751 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28752 sqrtextenddfxf2_i387): Added amdfam10_decode.
28754 * config/i386/athlon.md (athlon_idirect_amdfam10,
28755 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28756 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28757 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28758 athlon_ivector_store_amdfam10): New define_insn_reservation.
28759 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28762 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28764 * config/i386/athlon.md (athlon_call_amdfam10,
28765 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28766 define_insn_reservation.
28767 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28768 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28769 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28773 * config/i386/athlon.md (athlon_sseld_amdfam10,
28774 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28775 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28777 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28779 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28780 define_insn_reservation.
28781 * config/i386/i386.md (sseins): Added sseins to define_attr type
28782 and define_attr unit.
28783 * config/i386/sse.md: Set type attribute to sseins for insertq
28786 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28788 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28789 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28790 ssecomi_load_amdfam10, ssecomi_amdfam10,
28791 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28792 define_insn_reservation.
28793 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28795 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28797 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28798 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28799 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28800 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28801 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28802 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28803 define_insn_reservation.
28805 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28806 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28807 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28808 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28809 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28811 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28813 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28814 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28815 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28816 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28817 athlon_ssemul_load_k8): Added amdfam10.
28819 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28821 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28822 (x86_sse_unaligned_move_optimal): New variable.
28824 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28826 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28827 for unaligned vector SSE double/single precision loads for AMDFAM10.
28829 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28831 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28832 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28833 Define TARGET_CPU_DEFAULT_amdfam10.
28834 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28835 (processor_type): Add PROCESSOR_AMDFAM10.
28837 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28838 processor_type in config/i386/i386.h.
28839 Enable imul peepholes for TARGET_AMDFAM10.
28841 * config.gcc: Add support for --with-cpu option for amdfam10.
28843 * config/i386/i386.c (amdfam10_cost): New variable.
28844 (m_AMDFAM10): New macro.
28845 (m_ATHLON_K8_AMDFAM10): New macro.
28846 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28847 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28848 x86_promote_QImode, x86_integer_DFmode_moves,
28849 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28850 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28851 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28852 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28853 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28854 Enable/disable for amdfam10.
28855 (override_options): Add amdfam10_cost to processor_target_table.
28856 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28857 processor_alias_table.
28858 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28859 (ix86_adjust_cost): Add code for amdfam10.
28861 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28863 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28864 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28865 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28866 * config/i386/i386.h: Add builtin definition for SSE4A.
28867 * config/i386/i386.md: Add support for ABM instructions
28868 (popcnt and lzcnt).
28869 * config/i386/sse.md: Add support for SSE4A instructions
28870 (movntss, movntsd, extrq, insertq).
28871 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28872 Add -march=amdfam10 flag.
28873 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28874 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28876 * doc/extend.texi: Add documentation for SSE4A builtins.
28878 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28880 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28882 2007-02-05 Richard Guenther <rguenther@suse.de>
28884 * tree-vectorizer.h (vectorizable_function): Add argument type
28885 argument, change return type.
28886 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28887 * tree-vect-transform.c (vectorizable_function): Handle extra
28888 argument, return vectorized function decl.
28889 (build_vectorized_function_call): Remove.
28890 (vectorizable_call): Handle calls with result and argument types
28891 differing. Handle loop vectorization factor correctly.
28892 * targhooks.c (default_builtin_vectorized_function): Adjust for
28894 * targhooks.h (default_builtin_vectorized_function): Likewise.
28895 * target.h (builtin_vectorized_function): Add argument type
28897 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28898 extra argument, allow vectorizing of lrintf.
28899 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28900 documentation of target hook.
28902 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28905 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28906 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28907 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28909 2007-02-05 Roger Sayle <roger@eyesopen.com>
28911 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28912 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28913 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28914 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28915 before canonicalizing sincos to cexpi.
28916 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28918 2007-02-05 Roger Sayle <roger@eyesopen.com>
28920 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28921 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28922 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28924 2007-02-05 Roger Sayle <roger@eyesopen.com>
28926 * mips-tfile.c (initialize_init_file): Correct endianness test.
28928 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28930 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28931 the 'y' constraint.
28933 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28935 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28936 saves in a PARALLEL before the register assignments.
28938 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28940 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28941 DWARF_FRAME_RETURN_COLUMN to be a general register.
28942 * dwarf2out.c (init_return_column_size): New function, split from...
28943 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28944 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28945 to be nongeneral registers.
28946 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28948 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28949 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28951 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28953 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28955 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28957 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28958 (remove_path): Use can_remove_branch_p and remove_branch instead
28959 of loop_delete_branch_edge.
28960 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28961 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28962 Update profile using scale_dominated_blocks_in_loop.
28963 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28964 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28965 (can_remove_branch_p, remove_branch): Declare.
28966 * tree-cfg.c (tree_can_remove_branch_p): New function.
28967 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28968 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28969 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28971 2007-02-05 Jan Hubicka <jh@suse.cz>
28973 PR middle-end/30696
28974 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28975 nodes in cgraph, don't remove offline copy of the function.
28977 2007-02-04 Jan Hubicka <jh@suse.cz>
28979 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28980 vectors might cause maybe_lookup_element_for_expr to be called
28981 on non-sra-candidate.
28983 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28985 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28986 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28987 spelling conventions.
28989 2007-02-04 Richard Guenther <rguenther@suse.de>
28991 PR middle-end/30636
28992 * fold-const.c (try_move_mult_to_index): Make sure to not
28993 overflow one dimension of a multi-dimensional array access.
28995 2007-02-04 Jan Hubicka <jh@suse.cz>
28997 * passes.c (init_optimization_passes): Reindent.
28999 2007-02-04 Jan Hubicka <jh@suse.cz>
29000 Eric Botcazou <ebotcazou@adacore.com>
29002 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29003 (execute_fixup_cfg): Break out the abnormal goto code.
29004 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29005 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29006 (optimize_inline_calls): Call make_nonlocal_label_edges.
29008 2007-02-04 Jan Hubicka <jh@suse.cz>
29010 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29011 true when something was changed.
29012 (rename_ssa_copies): When something was changed, do
29013 TODO_remove_unused_locals.
29014 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29015 add TODO_remove_unused_locals when instruction was removed.
29017 2007-02-04 Jan Hubicka <jh@suse.cz>
29019 * ipa-inline.c (try_inline): Improve debug output; work on already
29021 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29022 call try_inline for already inlined edges too when flattening;
29023 inline also functions that make callee growth but overall unit size
29026 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29028 * config/m32c/bitops.md, config/m32c/jump.md,
29029 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29030 config/m32r/m32r.h, config/m32r/m32r.md,
29031 config/m32r/predicates.md, config/m68hc11/larith.asm,
29032 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29033 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29034 config/mips/mips-protos.h, config/mips/mips.c,
29035 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29036 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29037 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29038 spelling conventions.
29040 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29041 Follow spelling conventions.
29043 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29045 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29046 warn about C++0x compatibility.
29048 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29050 * config/h8300/h8300.c, config/h8300/h8300.h,
29051 config/h8300/h8300.md: Follow spelling conventions.
29053 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29055 PR middle-end/30667
29056 * combine.c (try_combine): Do not substitute source operand
29057 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29059 2007-02-03 Jan Hubicka <jh@suse.cz>
29061 PR gcov-profile/30650
29062 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29063 do not divide by zero for never executed counters.
29064 (tree_find_values_to_profile): Fix counters.
29065 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29067 2007-02-03 Ian Lance Taylor <iant@google.com>
29069 * lower-subreg.c (simple_move_operand): New static function,
29070 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29072 (simple_move): Call simple_move_operand.
29073 (find_decomposable_subregs): Add special handling of MEMs.
29074 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29075 meaning of return value. If we see a hard register, test whether
29076 it can store a word_mode value. Change all callers.
29078 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29080 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29081 ftrapv insns and expanders.
29082 (subdi3): Change define_expand operand 1 to arith11_operand, and
29083 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29084 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29085 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29088 PR middle-end/30174
29089 * varasm.c (notice_global_symbol): Treat global objects as weak when
29090 flag_shlib is true.
29092 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29094 * emit-rtl.c (dconstpi): Delete.
29095 (dconstsqrt2): New.
29096 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29097 * real.h (dconstpi): Delete.
29098 (dconstsqrt2): New.
29099 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29100 (fold_builtin_hypot): Likewise.
29102 2007-02-03 Tom Tromey <tromey@redhat.com>
29105 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29106 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29108 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29110 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29111 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29112 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29113 config/rs6000/cell.md, config/rs6000/darwin.h,
29114 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29115 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29116 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29117 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29118 typos. Follow spelling conventions.
29119 * doc/invoke.texi: Follow spelling conventions.
29121 2007-02-03 Roger Sayle <roger@eyesopen.com>
29123 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29124 canonicalization transformations that attempt to simplify integer
29125 constant comparisons to become comparisons against zero.
29127 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29129 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29131 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29132 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29134 2007-02-02 Mike Stump <mrs@apple.com>
29136 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29137 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29138 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29139 generate a branch island.
29141 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29143 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29144 (xtensa_legitimate_address_p): New.
29145 (xtensa_legitimize_address): New.
29146 (xtensa_output_addr_const_extra): New.
29147 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29149 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29150 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29151 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29152 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29153 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29154 (xtensa_legitimize_address): New.
29155 (xtensa_output_addr_const_extra): New.
29157 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29159 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29161 2007-02-02 Ian Lance Taylor <iant@google.com>
29163 * expmed.c (expand_divmod): Add comment.
29165 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29167 * emit-rtl.c (renumber_insns): Remove.
29168 * flags.h: Remove the extern for flag_renumber_insns.
29169 * rtl.h: Remove the prototype for renumber_insns.
29170 * toplev.c (flag_renumber_insns): Remove.
29172 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29174 Revert for x86 darwin:
29175 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29177 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29178 code before the following patch under TARGET_MACHO.
29179 (ix86_function_value_regno_p): Likewise.
29181 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29183 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29186 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29189 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29190 loads to general or fp registers. Add comments.
29191 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29193 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29195 * pointer-set.c (insert_aux): Only return insertion slot.
29196 (pointer_set_insert): Adjust.
29197 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29198 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29199 pointer_map_traverse): New.
29200 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29201 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29202 pointer_map_contains, pointer_map_traverse): Declare.
29204 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29206 PR middle-end/30473
29207 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29208 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29210 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29212 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29214 (struct _dep): New type.
29215 (dep_t): New typedef.
29216 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29217 (DEP_STATUS): New access macro. The macro with the same name was
29218 renamed to DEP_LINK_STATUS.
29219 (dep_init): Declare function
29221 (struct _dep_link): New type.
29222 (dep_link_t): New typedef.
29223 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29224 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29225 (DEP_LINK_STATUS): New macro.
29226 (debug_dep_links): New debug function.
29228 (struct _deps_list): New type.
29229 (deps_list_t): New typedef.
29230 (DEPS_LIST_FIRST): New access macro.
29231 (FOR_EACH_DEP_LINK): New cycle macro.
29232 (create_deps_list, free_deps_list, delete_deps_list): Declare
29234 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29235 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29236 (copy_deps_list_change_con): Ditto.
29238 (move_dep_link): Declare function.
29240 (struct _dep_node): New type.
29241 (dep_node_t): New typedef.
29242 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29244 (struct haifa_insn_data.back_deps): New field to hold backward
29245 dependencies of the insn.
29246 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29248 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29249 Change its type to deps_list_t.
29250 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29251 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29252 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29254 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29256 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29258 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29260 (dep_cost): Declare.
29262 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29263 (ds_to_dk, dk_to_ds): New functions.
29265 (init_dep_1): New static function.
29266 (init_dep): New function.
29267 (copy_dep): New static function.
29269 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29271 (detach_dep_link): New static function.
29272 (move_dep_link): New function.
29274 (dep_links_consistent_p, dump_dep_links): New static functions.
29275 (debug_dep_links): New debugging function.
29277 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29279 (alloc_deps_list, init_deps_list): New static functions.
29280 (create_deps_list): New function.
29281 (clear_deps_list): New static function.
29282 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29283 (deps_list_consistent_p, dump_deps_list): New static functions.
29284 (debug_deps_list): New function.
29285 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29287 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29289 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29290 use new scheduler dependencies lists.
29291 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29292 (sched_analyze): Ditto. Initialize dependencies lists.
29293 (add_forw_dep, compute_forward_dependences): Update to use new
29294 scheduler dependencies lists.
29296 (init_dependency_caches): Init deps_obstack.
29297 (free_dependency_caches): Free deps_obstack.
29299 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29300 new scheduler dependencies lists.
29301 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29302 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29304 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29305 Update to use new scheduler dependencies lists.
29306 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29307 (debug_dependencies): Ditto.
29308 (schedule_region): Update comments.
29310 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29311 scheduler dependencies lists.
29312 (schedule_ebb): Update comments.
29314 * rtl.def (DEPS_LIST): Remove.
29316 * lists.c (unused_deps_list): Remove.
29317 (free_list): Update assertions.
29319 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29320 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29322 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29323 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29325 * haifa-sched.c (comments): Update.
29326 (insn_cost1): Remove. Inline the code into insn_cost ().
29327 (insn_cost): Update to use new scheduler dependencies lists. Move
29328 processing of the dependency cost to dep_cost ().
29329 (dep_cost): New function. Use it instead of insn_cost () when
29330 evaluating cost of the dependency. Use compatible interface to
29331 interact with the target.
29332 (priority): Update to use new scheduler dependencies lists.
29333 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29334 with greater number of insns that depend on the insn.
29335 (schedule_insn): Update to use new scheduler dependencies lists. Add
29336 code to free backward dependencies lists. Inline and optimize code
29337 from resolve_dep () - see PR28071.
29338 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29339 lists. Update call to targetm.sched.is_costly_dependence hook.
29341 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29342 scheduler dependencies lists.
29344 (resolve_dep): Remove. Move the logic to schedule_insn ().
29345 (init_h_i_d): Initialize dependencies lists.
29347 (process_insn_depend_be_in_spec): Rename to
29348 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29349 dependencies lists.
29350 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29351 Update to use new scheduler dependencies lists.
29352 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29354 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29355 new scheduler dependencies lists.
29356 (build_intra_loop_deps): Ditto.
29358 * target.h (struct _dep): Declare to use in
29359 gcc_target.sched.is_costly_dependence.
29360 (struct gcc_target.sched.adjust_cost): Fix typo.
29361 (struct gcc_target.sched.is_costly_dependence): Change signature to
29362 use single dep_t parameter instead of an equivalent triad.
29363 (struct gcc_target.sched.adjust_cost_2): Remove.
29365 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29367 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29369 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29371 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29373 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29374 (REG_DEP_TRUE): Document.
29376 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29377 Change signature to correspond to the targetm.sched.adjust_cost hook.
29378 Update use in TARGET_SCHED_ADJUST_COST_2.
29379 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29380 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29381 new scheduler dependencies lists.
29382 (ia64_gen_check): Ditto.
29384 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29385 scheduler dependencies lists.
29387 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29388 signature to correspond to the targetm.sched.is_costly_dependence hook.
29389 (is_costly_group): Update to use new scheduler dependencies lists.
29391 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29392 instead of INSN_COST () macro.
29394 2007-02-01 Ian Lance Taylor <iant@google.com>
29396 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29398 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29400 * pa.md (tp_load): Correct mfctl instruction syntax.
29402 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29404 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29405 altivec_padding_size calculation on AIX. Improve comment, add
29406 assert to verify that it's right.
29408 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29411 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29413 PR inline-asm/28686
29414 * global.c (global_alloc): Add mising initialization of
29417 2007-02-01 Roger Sayle <roger@eyesopen.com>
29419 * alias.c (init_alias_analysis): Correct whitespace.
29420 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29421 partition_hot_cold_basic_blocks): Likewise.
29422 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29423 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29424 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29425 fold_builtin_snprintf_chk, fold_builtin_printf,
29426 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29427 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29428 * cfgcleanup.c (cleanup_cfg): Likewise.
29429 * cfgexpand.c (tree_expand_cfg): Likewise.
29430 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29431 * function.c (get_next_funcdef_no): Likewise.
29432 * gengtype.c (main): Likewise.
29433 * genmodes.c (main): Likewise.
29434 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29435 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29436 * ifcvt.c (noce_emit_move_insn): Likewise.
29437 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29439 * stor-layout.c (get_best_mode): Likewise.
29440 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29441 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29442 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29443 perform_var_substitution, solve_graph): Likewise.
29444 * tree-vrp.c (vrp_finalize): Likewise.
29446 2007-02-01 Ian Lance Taylor <iant@google.com>
29448 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29449 high part of a paradoxical subreg, return a constant zero.
29451 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29453 * toplev.c (lang_dependent_init): Call init_set_costs.
29454 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29456 2007-02-01 Richard Guenther <rguenther@suse.de>
29458 PR middle-end/30656
29459 * fold-const.c (fold_negate_expr): Allow negating a
29460 constant if overflow does not change.
29462 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29464 * doc/c-tree.texi (Expression trees): Improve markup.
29465 * doc/tm.texi (Register Classes, Addressing Modes)
29466 (Floating Point): Fix spacing after abbreviations. Fix some
29469 2007-02-01 Ben Elliston <bje@au.ibm.com>
29471 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29472 * doc/contrib.texi: Likewise.
29473 * doc/install.texi: Likewise.
29475 2007-01-31 Richard Henderson <rth@redhat.com>
29476 Ian Lance Taylor <iant@google.com>
29478 * lower-subreg.c: New file.
29479 * rtl.def (CONCATN): Define.
29480 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29481 pass_lower_subreg2.
29482 * emit-rtl.c (update_reg_offset): New static function, broken out
29483 of gen_rtx_REG_offset.
29484 (gen_rtx_REG_offset): Call update_reg_offset.
29485 (gen_reg_rtx_offset): New function.
29486 * regclass.c: Revert patch of 2006-03-05, restoring
29488 (clear_reg_info_regno): New function.
29489 * dwarf2out.c (concatn_loc_descriptor): New static function.
29490 (loc_descriptor): Handle CONCATN.
29491 * common.opt (fsplit_wide_types): New option.
29492 * opts.c (decode_options): Set flag_split_wide_types when
29494 * timevar.def (TV_LOWER_SUBREG): Define.
29495 * rtl.h (gen_reg_rtx_offset): Declare.
29496 (reg_scan_update): Declare.
29497 * regs.h (clear_reg_info_regno): Declare.
29498 * tree-pass.h (pass_lower_subreg): Declare.
29499 (pass_lower_subreg2): Declare.
29500 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29501 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29502 -fsplit-wide-types.
29503 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29504 * Makefile.in (OBJS-common): Add lower-subreg.o.
29505 (lower-subreg.o): New target.
29507 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29509 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29511 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29514 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29516 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29518 PR middle-end/29335
29519 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29521 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29523 * cfgloop.h: Include vec-prim.h.
29524 (enum li_flags): Remove LI_ONLY_OLD.
29525 (loop_iterator): Changed.
29526 (fel_next, fel_init): Iterate over loop tree.
29527 (FOR_EACH_LOOP_BREAK): New macro.
29528 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29530 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29531 * modulo-sched.c (sms_schedule): Ditto.
29532 * tree-vectorizer.c (vectorize_loops): Ditto.
29533 * doc/loop.texi: Update information on loop numbering and behavior of
29534 FOR_EACH_LOOP wrto new loops.
29535 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29536 add_to_evolution_1): Test nestedness of loops instead of comparing
29538 * tree-chrec.c (chrec_fold_plus_poly_poly,
29539 chrec_fold_multiply_poly_poly, chrec_evaluate,
29540 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29541 reset_evolution_in_loop): Ditto.
29542 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29544 2007-01-31 Dirk Mueller <dmueller@suse.de>
29546 * c-common.c (warn_about_parentheses): Separate warning about
29547 un-parenthized sequence of comparison operators from the one
29548 which is supposed to warn about x <= y <= z.
29550 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29552 * optabs.h (enum optab_index): Add new OTI_isinf.
29553 (isinf_optab): Define corresponding macro.
29554 * optabs.c (init_optabs): Initialize isinf_optab.
29555 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29557 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29558 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29560 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29561 expand_builtin_interclass_mathfn.
29562 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29563 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29564 (fxam<mode>2_i387): New insn pattern.
29565 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29566 built-in functions as x87 inline asm.
29568 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29570 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29572 2007-01-30 Eric Christopher <echristo@apple.com>
29574 * config.gcc: Add geode.
29576 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29578 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29579 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29580 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29581 value-prof.c: Fix comment typos.
29583 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29586 * doc/invoke.texi (Wpointer-arith): Document warning.
29588 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29590 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29591 the list of discrepancies from the draft TR.
29593 2007-01-30 Dirk Mueller <dmueller@suse.de>
29596 * doc/invoke.texi (-Wreturn-type): Update description to
29597 match new behavior.
29599 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29601 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29603 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29605 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29606 to handle optabs that operate on floating point input argument and
29607 output to integer output.
29608 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29609 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29610 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29611 expand_builtin_interclass_mathfn ().
29612 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29613 (ilogbsi2): Remove.
29614 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29615 ilogbl built-in functions as x87 intrinsics.
29617 2007-01-30 Richard Guenther <rguenther@suse.de>
29619 PR middle-end/27657
29620 * dwarf2out.c (reference_to_unused): Query varpool if the
29621 variable was output.
29623 2007-01-30 Richard Guenther <rguenther@suse.de>
29625 PR middle-end/30313
29626 * passes.c (execute_one_pass): Reset in_gimple_form to not
29627 confuse non-unit-at-a-time mode.
29629 2007-01-29 Roger Sayle <roger@eyesopen.com>
29630 Richard Guenther <rguenther@suse.de>
29632 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29633 avoid undefined behaviour on overflow. Use force_fit_type_double
29634 to construct the constant with the specified TREE_OVERFLOW.
29636 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29638 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29639 * config/dfp-bit.h: Ditto.
29641 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29643 * c-decl.c (pop_scope): Replace warnings with call to
29644 warn_for_unused_label.
29645 * c-common.h (warn_for_unused_label): Declare.
29646 * c-common.c (warn_for_unused_label): Define.
29648 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29650 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29653 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29655 * Makefile.in (USER_H): Remove decfloat.h.
29656 * ginclude/decfloat.h: Delete, moving contents to ...
29657 * ginclude/float.h: Add support for decimal floating point,
29658 guarded by __STDC_WANT_DEC_FP__.
29660 2007-01-29 Mike Stump <mrs@apple.com>
29662 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29663 Analysis and Representation to resolve case insensitive conflict.
29664 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29666 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29668 * tree.h (struct tree_memory_tag): Add aliases member.
29669 (MTAG_ALIASES): New macro.
29670 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29671 (add_may_alias): Remove pointer-set. Update for may_aliases being
29673 (mark_aliases_call_clobbered): Update for may_aliases being a
29675 (compute_tag_properties): Ditto.
29676 (create_partition_for): Ditto.
29677 (compute_memory_partitions): Ditto.
29678 (dump_may_aliases_for): Ditto.
29679 (is_aliased_with): Ditto.
29680 (add_may_alias_for_new_tag): Ditto.
29681 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29682 (compute_is_aliased): New function.
29683 (compute_may_aliases): Call compute_is_aliased).
29684 (init_alias_info): Initialize alias_bitmap_obstack.
29685 (union_alias_set_into): New function.
29686 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29687 (have_common_aliases_p): Rewrite to take two bitmaps and use
29689 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29690 Update for bitmaps.
29691 (finalize_ref_all_pointers): Update for add_may_alias changes.
29692 (new_type_alias): Ditto.
29693 * tree-flow-inline.h (may_aliases): Return a bitmap.
29694 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29695 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29696 may_aliases being a bitmap.
29697 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29698 may_aliases now returns a bitmap.
29699 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29701 * tree-ssa-operands.c (add_virtual_operand): Update for
29702 may_aliases being a bitmap.
29704 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29706 PR tree-optimization/30630
29707 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29708 variable as changed.
29710 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29713 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29714 expanded only once even if an error occurs.
29716 2007-01-29 Ben Elliston <bje@au.ibm.com>
29718 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29719 (__gcov_average_profiler): Likewise.
29720 (__gcov_ior_profiler): Likewise.
29721 (__gcov_merge_ior): Likewise.
29723 2007-01-28 Jan Hubicka <jh@suse.cz>
29725 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29726 * value-prof.c (stringop_block_profile): Likewise.
29728 2007-01-28 Jan Hubicka <jh@suse.cz>
29730 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29731 Add variant handling histograms; add wrapper.
29732 (clear_storage_via_libcall): Export.
29733 (emit_block_move_hints): Break out from ...; add histograms.
29734 (emit_block_move): ... this one.
29735 (clear_storage_hints): Break out from ...; add histograms.
29736 (clear_storage): ... this one.
29737 (set_storage_via_memset): Handle histogram.
29738 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29739 (clear_storage_hints, clear_storage_via_libcall): Declare.
29740 (set_storage_via_setmem): Update prototype.
29741 * doc/md.texi (movmem, setmem): Document new arguments.
29743 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29744 Add new histograms.
29745 (stringop_block_profile): New global function.
29746 (tree_stringops_values_to_profile): Profile block size and alignment.
29747 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29749 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29750 (stringop_block_profile): Declare.
29751 * builtins.c: Include value-prof.h.
29752 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29753 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29754 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29755 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29756 * profile.c (instrument_values): Add new counters.
29757 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29759 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29760 (tree_init_edge_profiler): Build new profilers.
29761 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29762 (pass_tree_profile): Add dump.
29763 (tree_profile_hooks): Update.
29764 * Makefile.in (LIBGCOV): Add new constants.
29765 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29766 __gcov_ior_profiler): New.
29767 * i386.md (movmem/setmem expanders): Add new optional arguments.
29769 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29771 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29773 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29775 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29776 (tree_unswitch_single_loop): Pass eni_size_weights to
29777 tree_num_loop_insns.
29778 * tree-ssa-loop-manip.c: Include tree-inline.h.
29779 (can_unroll_loop_p): Pass eni_size_weights to
29780 tree_num_loop_insns.
29781 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29782 Pass eni_size_weights to estimate_num_insns.
29783 * tree.h (init_inline_once): Export.
29784 * toplev.c (backend_init): Call init_inline_once.
29785 * cgraphunit.c (cgraph_process_new_functions,
29786 cgraph_analyze_function): Pass eni_inlining_weights to
29787 estimate_num_insns.
29788 * ipa-inline.c (compute_inline_parameters): Ditto.
29789 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29790 to estimate_num_insns.
29791 (try_unroll_loop_completely): Pass eni_size_weights to
29792 tree_num_loop_insns.
29793 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29794 ot estimate_num_insns.
29795 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29796 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29797 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29798 eni_time_weights): New variables.
29799 (init_inline_once): Initialize them.
29800 (struct eni_data): Mew.
29801 (estimate_num_insns_1, estimate_num_insns): Use weights.
29802 * tree-inline.h (struct eni_weights_d): New.
29803 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29804 (estimate_num_insns): Declaration changed.
29805 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29806 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29807 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29809 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29811 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29812 relations in the conflict function is valid.
29814 2007-01-27 Ian Lance Taylor <iant@google.com>
29816 * common.opt: Add fstrict-overflow.
29817 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29818 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29819 (TYPE_OVERFLOW_UNDEFINED): Define.
29820 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29822 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29823 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29824 (fold_negate_expr): Likewise.
29825 (make_range): Likewise.
29826 (extract_muldiv_1): Likewise.
29827 (maybe_canonicalize_comparison): Likewise.
29828 (fold_comparison): Likewise.
29829 (fold_binary): Likewise.
29830 (tree_expr_nonnegative_p): Likewise.
29831 (tree_expr_nonzero_p): Likewise.
29832 * tree-vrp.c (compare_values): Likewise.
29833 (extract_range_from_binary_expr): Likewise.
29834 (extract_range_from_unary_expr): Likewise.
29835 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29837 (nowrap_type_p): Likewise.
29838 * tree-scalar-evolution.c (simple_iv): Likewise.
29839 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29840 (build_range_check): Likewise.
29841 (extract_muldiv_1): Likewise.
29842 (fold_comparison): Likewise.
29843 * tree-vrp.c (vrp_int_const_binop): Likewise.
29844 (extract_range_from_unary_expr): Likewise.
29845 * convert.c (convert_to_integer): Likewise.
29846 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29847 (fold_comparison): Likewise.
29848 (fold_binary): Likewise.
29849 * optabs.c (optab_for_tree_code): Likewise.
29850 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29851 * simplify-rtx.c (simplify_const_relational_operation): Check
29852 flag_strict_overflow and flag_trapv.
29853 (simplify_const_relational_operation): Likewise.
29854 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29855 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29858 2007-01-27 Roger Sayle <roger@eyesopen.com>
29860 * tree.c (tree_fold_gcd): Delete.
29861 * tree.h (tree_fold_gcd): Remove prototype.
29862 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29863 test whether one constant integer is a multiple of another. Instead
29864 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29865 * fold-const.c (multiple_of_p): We've determined both TOP and
29866 BOTTOM are integer constants so we can call int_const_binop directly
29867 instead of the more generic const_binop.
29869 2007-01-27 Roger Sayle <roger@eyesopen.com>
29871 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29872 1*X check that the constant hasn't overflowed, to preserve the
29874 (round_up): Provide an efficient implementation when rouding-up an
29875 INTEGER_CST to a power-of-two.
29877 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29879 * doc/sourcebuild.texi: Add comma for clarity.
29880 * doc/extend.texi: Fix some typos.
29881 * doc/passes.texi: Likewise.
29882 * doc/cppinternals.texi: Likewise.
29883 * doc/c-tree.texi: Likewise.
29884 * doc/tree-ssa.texi: Likewise.
29885 * doc/install.texi: Likewise.
29887 2007-01-27 Jan Hubicka <jh@suse.cz>
29889 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29890 (pass_sra): Do not require alias information.
29891 * passes.c (init_optimization_passes): Add SRA
29893 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29895 * tracer.c (rest_of_handle_tracer): We already cleaned
29896 up the CFG in tracer() so don't do it here again.
29897 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29898 cleanup_cfg here, either. And don't call renumber_insns.
29900 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29901 and BB_HEAD are in the insn stream here. Instead make sure
29902 that BB_INSN is valid on all insns. Also, do check here that
29903 there are no pending branch predictions...
29904 (rtl_verify_flow_info): ...instead of doing it here. Checks
29905 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29908 2007-01-26 Roger Sayle <roger@eyesopen.com>
29910 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29911 function to simplify/factorize operand order canonicalization.
29912 (ix86_fixup_binary_operands): Reorganize using the above function.
29913 (ix86_binary_operator_ok): Likewise.
29915 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29917 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29918 file scope from optimize_attrs.
29919 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29921 (optimize_attrs): Clear insn_code_values after freeing it.
29923 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29925 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29926 a parts.base assignment.
29928 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29930 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29931 (compute_subscript_distance, initialize_data_dependence_relation,
29932 finalize_ddr_dependent, analyze_ziv_subscript,
29933 analyze_siv_subscript_cst_affine,
29934 compute_overlap_steps_for_affine_univar,
29935 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29936 analyze_siv_subscript, analyze_miv_subscript,
29937 analyze_overlapping_iterations, subscript_dependence_tester_1,
29938 compute_self_dependence, free_dependence_relation): Work
29939 with affine_fn instead of chrecs.
29940 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29941 common_affine_function, affine_function_base,
29942 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29943 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29944 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29945 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29946 (all_chrecs_equal_p): Removed.
29947 * tree-data-ref.h (affine_fn, conflict_function): New types.
29948 (struct subscript): Change type of conflicting_iterations_in_a
29949 and conflicting_iterations_in_b.
29951 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29954 * config/pa/pa.h (TARGET_HPUX_11): New.
29955 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29956 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29958 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29959 Richard Guenther <rguenther@suse.de>
29961 * tree-ssa-structalias.c (solve_graph): Handle case
29962 we merged the variable to another.
29964 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29966 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29969 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29970 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29972 2007-01-25 DJ Delorie <dj@redhat.com>
29974 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29975 allow changes to modes which don't fit in those registers.
29977 * reload1.c (choose_reload_regs): Check for invalid subregs before
29978 computing their locations, not after.
29980 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29983 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29984 save Altivec registers in an eh_return function.
29985 (compute_vrsave_mask): Likewise.
29986 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29987 for saving Altivec registers.
29988 (rs6000_emit_prologue): Don't allocate stack twice in
29989 eh_return function. Correct expected value of altivec_save_offset
29990 when using save_world. Describe save of R0 to stack when using
29991 save_world. Describe stack pointer adjustment when using
29992 save_world. Remove duplicated eh_return parameter register saving.
29993 Update sp_offset variable after save_world.
29994 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29996 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29997 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30000 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30002 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30004 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30007 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30008 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30010 2007-01-25 Richard Guenther <rguenther@suse.de>
30012 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30013 * common.opt (-Wcoverage-mismatch): New warning option.
30014 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30015 if -Wcoverage-mismatch is given.
30017 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30019 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30020 (ipcp_driver): Change to static definition.
30021 Add dumping of the ifunctions.
30022 (constant_val_insert): Remove unused parameter. Support for SSA.
30023 (ipcp_propagate_const): Support for SSA.
30024 (ipcp_profile_bb_print): Print only analyzed nodes.
30025 (ipcp_replace_map_create): Remove support for Fortran constant
30027 * ipa-prop.c (ipa_method_modify_stmt,
30028 ipa_callsite_compute_param): Support for SSA.
30029 * ipa-prop.h (ipcp_driver): Remove declaration.
30030 (IS_VALID_TREE_MAP_INDEX): Add define.
30032 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30034 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30036 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30038 PR middle-end/30447
30039 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30040 constant argument to cabs and do it without checking for
30041 -funsafe-math-optimizations.
30043 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30045 * c-common.h (RID_FIRST_CXX0X): New.
30046 (RID_LAST_CXX0X): New.
30047 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30049 * c.opt (Wc++0x-compat): New.
30050 * doc/invoke.texi (-Wc++0x-compat): Document.
30052 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30054 * builtins.c (fold_builtin_carg): New.
30055 (fold_builtin_1): Use it.
30057 2007-01-24 Jan Hubicka <jh@suse.cz>
30059 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30061 * ipa-inline.c (initial_insns, max_insns): Delete.
30062 (compute_max_insns): New function.
30063 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30064 amount of insns as base for code growth.
30065 (cgraph_decide_inlining): Make initial_insns local; do not compute
30067 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30068 * doc/invoke.texi (inline-unit-growth): Update docs.
30070 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30072 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30073 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30074 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30075 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30076 for CPUs that have PTA_CX16 set.
30078 PR middle-end/27416
30079 * gimplify.c (omp_check_private): New function.
30080 (gimplify_scan_omp_clauses): Use it for
30081 firstprivate/lastprivate/reduction.
30083 PR middle-end/30494
30084 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30085 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30087 PR middle-end/30421
30088 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30089 If lower_lastprivate_clauses emits some statements, append them
30090 to dlist rather than body_p and to body_p append an initializer.
30091 (lower_omp_for): Adjust caller.
30093 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30095 * target.h (globalize_decl_name): New.
30096 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30097 * output.h (default_globalize_decl_name): New.
30098 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30100 (globalize_decl): Ditto.
30101 (default_globalize_decl_name): New.
30102 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30103 (ia64_handle_version_id_attribute): New.
30104 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30105 (ia64_asm_output_external): Use globalize_decl_name instead
30106 of globalize_label.
30107 * doc/extend.texi (version_id): New pragma.
30108 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30110 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30112 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30113 _uleb128_t and _Unwind_SWord with _sleb128_t.
30114 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30115 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30117 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30118 * unwind-pe.h (read_uleb128, read_sleb128,
30119 read_encoded_value_with_base): Likewise.
30120 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30122 2007-01-24 Richard Guenther <rguenther@suse.de>
30124 * builtins.c (expand_builtin_cexpi): Get the fndecl
30125 for cexp in the correct way.
30127 2007-01-24 Jan Hubicka <jh@suse.cz>
30129 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30132 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30134 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30135 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30136 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30137 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30138 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30139 __SIZEOF_PTRDIFF_T__.
30140 * doc/cpp.texi: Documentation for the new builtin macros added.
30142 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30144 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30145 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30146 instead of operands[2] to avoid access past the end of array.
30148 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30150 * reload1.c (emit_reload_insns): Pass the reload register
30151 for a non-spill output reload through forget_old_reloads_1.
30153 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30155 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30156 _SOFT_DOUBLE if doubles use software floating-point.
30157 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30158 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30159 * config/rs6000/darwin-ldouble.c: Also compile functions for
30160 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30161 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30162 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30163 commented-out long double override.
30164 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30165 * config/rs6000/eabispe.h: Likewise.
30166 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30167 long double for non-SPE.
30168 (rs6000_handle_option): Likewise.
30169 (invalid_e500_subreg): Disallow more subregs involding DImode,
30170 DFmode, TImode or TFmode.
30171 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30173 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30175 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30176 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30178 (rs6000_legitimate_address): Also check for TFmode for E500
30180 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30181 (spe_build_register_parallel): Handle TFmode and TCmode.
30182 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30184 (function_arg): Handle TFmode and TCmode for E500 double.
30185 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30187 (print_operand): Handle TFmode and TImode for %y.
30188 (rs6000_generate_compare): Handle TFmode comparisons for E500
30190 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30191 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30192 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30193 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30194 TFmode for E500 double.
30195 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30196 (floatsidf2): Enable for E500 double.
30197 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30198 (extenddftf2): Change to extenddftf2_fprs.
30199 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30200 depending on TARGET_E500_DOUBLE.
30201 (extendsftf2): Enable for E500 double.
30202 (trunctfdf2): Enable for E500 double.
30203 (trunctfsf2): Change to trunctfsf2_fprs.
30204 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30205 depending on TARGET_E500_DOUBLE.
30206 (floatsitf2): Enable for E500 double.
30207 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30208 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30209 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30210 (negtf2): Change to negtf2_internal.
30211 (negtf2): New expander.
30212 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30213 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30214 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30215 (movdi_internal32): Use rs6000_nonimmediate_operand.
30216 (unnamed splitter): Likewise.
30217 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30218 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30219 (SPE64TF, DITI): New mode macros.
30220 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30223 (frob_<mode>_di_2): New.
30224 (frob_tf_di_8_2): New.
30225 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30227 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30229 (frob_ti_<mode>_8_2): New.
30230 (frob_ti_tf_2): New.
30231 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30232 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30234 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30235 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30236 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30237 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30238 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30239 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30242 2007-01-23 Ian Lance Taylor <iant@google.com>
30244 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30246 (OBJS-archive): Reformat, alphabetize.
30247 (OBJS): Change out_object_file to OBJS-md.
30249 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30251 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30252 JUMP_P and CALL_P predicates where applicable.
30253 * config/i386/i386.c: Ditto.
30254 * config/i386/i386.md: Ditto.
30255 * config/i386/mmx.md: Ditto.
30256 * config/i386/predicates.md: Ditto.
30258 2007-01-22 Andreas Schwab <schwab@suse.de>
30260 * config/m68k/m68k.h: Fix comment.
30262 2007-01-22 Jan Hubicka <jh@suse.cz>
30264 * passes.c (init_optimization_passes): Do not rerun
30265 pass_early_warn_uninitialized.
30267 2007-01-22 Richard Guenther <rguenther@suse.de>
30269 PR tree-optimization/30038
30270 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30272 (execute_cse_sincos_1): Likewise.
30273 (execute_cse_sincos): Likewise.
30274 (gate_cse_sincos): Likewise.
30275 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30276 the cexpi() canonicalization of sincos().
30277 * tree-pass.h (pass_cse_sincos): Declare.
30278 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30280 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30282 PR rtl-optimization/29329
30283 * combine.c (replaced_rhs_insn): Rename to i2mod.
30284 (replaced_rhs_value): Rename to i2mod_new_rhs.
30285 (i2mod_old_rhs): New global variable.
30286 (combine_instructions): Adjust for above change. Save a copy of
30287 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30288 note are substituted in the second instruction.
30289 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30290 ditch the note if it pertains to the second eliminated register
30291 and this register is mentioned in i2mod_old_rhs.
30294 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30296 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30297 the insn to which the note was originally attached.
30299 2007-01-21 Jan Hubicka <jh@suse.cz>
30301 * ipa-inline.c (inlining_mode): Comment, move up.
30302 (cgraph_decide_inlining_incrementally): Do not perform inlining
30303 itself; fix handling of flattening of self recursive functions.
30304 (cgraph_find_cycles): Remove.
30305 (cgraph_flatten_node): Remove.
30306 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30307 (try_inline): New function.
30308 (cgraph_early_inlining): Update call of
30309 cgraph_decide_inlining_incrementally. Apply inlining here.
30310 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30312 2007-01-21 Dirk Mueller <dmueller@suse.de>
30315 * tree-vrp.c (check_array_bounds): do not warn
30316 about ADDR_EXPR's of ARRAY_REF's which are immediately
30317 used in binary expressions.
30319 2007-01-21 Ira Rosen <irar@il.ibm.com>
30321 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30322 read_write_dep and macros for its access.
30323 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30324 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30325 argument, call vect_check_interleaving for every independent pair of
30326 data-refs. Mark loads that access the same memory location as a store
30328 (vect_check_dependences): Remove.
30329 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30330 call, fix the call to vect_analyze_data_ref_dependence.
30331 (vect_analyze_data_ref_access): For statements that access the same
30332 data-ref, check that they are not stores; for loads, check that there
30333 is no store that access the same location.
30335 2007-01-20 Roger Sayle <roger@eyesopen.com>
30336 Joseph Myers <joseph@codesourcery.com>
30338 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30339 (-fdump-rtl-stack): Likewise.
30340 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30341 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30342 (-mpt-fixed): Use @minus{} for minus sign.
30343 (Using Precompiled Headers): Fix under/overfull hbox.
30345 2007-01-20 Jan Hubicka <jh@suse.cz>
30347 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30348 place within annotation.
30350 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30352 * pa.c (output_move_double): Change array size of xoperands to 4.
30354 2007-01-20 Jan Hubicka <jh@suse.cz>
30356 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30359 2007-01-19 Ian Lance Taylor <iant@google.com>
30361 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30362 constant to unsigned HOST_WIDE_INT before negating.
30364 2007-01-19 Ian Lance Taylor <iant@google.com>
30366 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30368 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30369 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30370 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30371 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30372 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30373 (realloc_vdef, realloc_vuse): Change second parameter to
30375 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30376 fields to unsigned.
30377 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30378 unsigned. Change x and lim locals to unsigned.
30379 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30381 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30382 (copy_virtual_operands): Change i and n locals to unsigned.
30384 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30386 PR middle-end/29335
30387 * builtins.c (fold_builtin_1): Handle builtin fdim.
30389 2007-01-20 Jan Hubicka <jh@suse.cz>
30391 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30392 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30393 init_alias_heapvars.
30394 (init_alias_heapvars): Initialize only when not already initialized.
30395 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30397 2007-01-19 Roger Sayle <roger@eyesopen.com>
30399 * common.opt (fsigned-zeros): New command line option.
30400 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30401 of flag_unsafe_math_optimizations.
30402 * opts.c (set_fast_math_flags): The -ffast-math command line option
30403 implies -fno-signed-zeros.
30404 (fast_math_flags_set_p): Likewise.
30406 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30407 the documentation of -ffast-math appropriately. Wrap long lines.
30409 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30411 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30412 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30414 2007-01-19 Tomas Bily <tbily@suse.cz>
30416 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30418 (tree_init_ic_make_global_vars): New function
30419 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30420 (tree_gen_ic_profiler): New function
30421 (tree_gen_ic_func_profiler): New function
30422 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30423 (tree_profile_hooks): Added hook for indirec/virtual calls
30424 * value-prof.c (tree_find_values_to_profile): New case for
30426 (tree_values_to_profile): Call for determining indirect/virtual
30428 (tree_indirect_call_to_profile): New function
30429 (tree_ic_transform): New function
30430 (tree_ic): New function
30431 (find_func_by_pid): New function
30432 (init_pid_map): New function
30433 (tree_value_profile_transformations): Added check for
30434 indirect/virtual call transformation
30435 * value-prof.h (enum hist_type): New counter type for
30436 indirect/virtual calls
30437 (profile_hooks): Added new hook for profiling indirect/virtual
30439 * profile.c (instrument_values): New case for indirect/virtual
30441 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30442 (GCOV_COUNTER_V_INDIR): New counter type
30443 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30444 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30446 * cgraph.c: Definition of cgraph_max_pid
30447 (cgraph_create_node): Default init of pid attribute
30448 * cgraph.h: Declaration of cgraph_max_pid
30449 (struct cgraph_node): Added pid attribute
30450 * libgcov.c (__gcov_indirect_call_profiler): New function
30451 (__gcov_one_value_profiler_body): New function
30452 (__gcov_one_value_profiler): Body was moved to
30453 __gcov_one_value_profiler_body and calls it
30455 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30457 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30458 * gengtype.c (write_types_data, write_func_for_structure,
30459 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30460 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30461 (walk_type, write_func_for_structure): Generate the mark_hook if
30464 2007-01-19 Jan Hubicka <jh@suse.cz>
30466 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30467 'early' argument take inlining mode argument specifying whether to
30468 inline for size/speeed or all functions; add support for flattening;
30470 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30472 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30475 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30476 the name of the declared identifier.
30478 2007-01-19 Dirk Mueller <dmueller@suse.de>
30480 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30481 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30482 duplicate evaluation.
30484 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30486 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30487 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30488 to XFMode, use acosxf2 and truncate result to requested mode.
30489 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30490 (asin<mode>2): Similarly, with asin expanders.
30491 (*fscalexf4_i387): Rename from *fscalexf4.
30492 (expNcorexf3): New expander.
30493 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30494 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30495 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30496 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30497 patterns for SSE math.
30498 (exp10<mode>2): Similarly, with exp10 expanders.
30499 (exp2<mode>2): Similarly, with exp2 expanders.
30500 (expm1<mode>2): Similarly, with expm1 expanders.
30501 (ldexp<mode>3): Similarly, with ldexp expanders.
30502 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30503 Use gen_truncxf<mode>2_i387_noop to truncate result.
30505 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30507 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30508 for ColdFire targets.
30510 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30511 Richard Sandiford <richard@codesourcery.com>
30513 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30514 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30515 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30516 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30517 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30518 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30520 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30522 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30523 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30524 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30525 (*adddi_dilshr32_cf): New pattern.
30526 (adddi3, subdi3): Remove first alternatives.
30528 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30530 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30531 implemented using move.l, do not use its cc result for floating-point
30534 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30536 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30537 from accepting 's' constraints if flag_pic.
30539 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30541 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30542 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30543 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30544 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30546 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30548 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30549 ColdFire alternatives.
30550 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30551 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30552 architectures that support ff1 instruction.
30554 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30555 Julian Brown <julian@codesourcery.com>
30557 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30558 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30559 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30562 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30564 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30566 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30567 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30568 HOST_WIDE_INT instead of an rtx.
30569 (m68k_rtx_costs): Update call accordingly.
30570 (output_move_const_into_data_reg): Likewise. Fix formatting.
30571 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30573 (output_move_simode_const): Update calls after above changes.
30574 Rework to use automatic variables and predicates like MEM_P.
30575 * config/m68k/m68k.md (pushexthisi_const): Update call to
30578 2007-01-19 Dirk Mueller <dmueller@suse.de>
30580 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30581 in dump_flags test.
30583 2007-01-19 Richard Guenther <rguenther@suse.de>
30585 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30586 via cexp in case sincos is not available.
30588 2007-01-19 Richard Guenther <rguenther@suse.de>
30590 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30591 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30592 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30593 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30594 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30595 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30596 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30597 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30599 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30601 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30603 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30604 (atan2xf3): Directly generate RTL pattern.
30605 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30606 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30607 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30608 disable patterns for SSE math.
30609 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30610 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30611 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30612 disable patterns for SSE math.
30614 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30616 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30618 2007-01-18 Roger Sayle <roger@eyesopen.com>
30620 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30621 VIEW_CONVERT_EXPR to the same type as it's operand.
30623 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30625 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30626 configured for long double 128.
30628 2007-01-18 Mike Stump <mrs@apple.com>
30630 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30633 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30635 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30638 2007-01-18 Jan Hubicka <jh@suse.cz>
30640 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30641 greater than NUM_VOP_FREE_BUCKETS.
30643 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30645 * tree-ssa-structalias.c: Update comments.
30646 (ptabitmap_obstack): Removed.
30647 (pta_obstack): New.
30648 (oldpta_obstack): Ditto.
30649 (stats): Add a few members.
30650 (struct variable_info): Remove node, complex, address_taken, and
30651 indirect_target members. Add oldsolution member.
30652 (new_var_info): Do not initialize removed members.
30653 (constraint_expr_type): Remove INCLUDES.
30654 (constraint_graph): Add size, implicit_preds, rep,
30655 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30656 (FIRST_REF_NODE): New macro.
30657 (LAST_REF_NODE): Ditto.
30658 (FIRST_ADDR_NODE): Ditto.
30659 (find): New function.
30661 (dump_constraint): Do not handle INCLUDES.
30662 (insert_into_complex): Do not insert duplicate constraints.
30663 (condense_varmap_nodes): Renamed and rewritten into ...
30664 (merge_node_constraints): This. Also fix bug in handling of
30665 offseted copy constraints.
30666 (clear_edges_for_node): No longer need to deal with preds at all,
30667 or removing associated preds/succs.
30668 (merge_graph_nodes): Deal with indirect_cycles.
30669 Don't deal with predecessors.
30670 (add_implicit_graph_edge): New function.
30671 (add_pred_graph_edge): Ditto.
30672 (add_graph_edge): Don't deal with predecessors.
30673 (build_constraint_graph): Removed.
30674 (build_pred_graph): New function.
30675 (build_succ_graph): Ditto.
30676 (struct scc_info): Removed in_component. Added roots, dfs, and
30677 node_mapping. Remove visited_index, unification_queue.
30678 (scc_visit): Deal with union-find we do now.
30679 Deal with cycles with REF nodes.
30680 (collapse_nodes): Renamed and rewritten to ...
30681 (unify_nodes): This.
30682 (process_unification_queue): Removed.
30683 (topo_visit): Cleanup
30684 (do_da_constraint): Use find.
30685 (do_sd_constraint): Ditto.
30686 (do_ds_constraint): Ditto.
30687 (do_complex_constraint): Ditto.
30688 (init_scc_info): Update for removed and added members.
30689 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30690 (find_indirect_cycles): This.
30691 (equivalence_class): New variable.
30692 (label_visit): New function.
30693 (perform_variable_substitution): Rewritten.
30694 (free_var_substitution_info): New function.
30695 (find_equivalent_node): Ditto.
30696 (move_complex_constraints): Ditto.
30697 (eliminate_indirect_cycles): Ditto.
30698 (solve_graph): Only propagate changed bits.
30699 Use indirect cycle elimination.
30701 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30702 (tree_id_eq): Renamed to ...
30703 (tree_vi_eq): This. Update for member change
30704 (insert_id_for_tree): Renamed and rewritten to ...
30705 (insert_vi_for_tree): This.
30706 (lookup_id_for_tree): Renamed and rewritten to ...
30707 (lookup_vi_for_tree): This.
30708 (get_id_for_tree): Renamed and rewritten to ...
30709 (get_vi_for_tree): Ditto.
30710 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30711 (process_constraint): Don't handle INCLUDES.
30712 Remove special ADDRESSOF case.
30713 (find_func_aliases): Rewrite to use vi functions instead of id
30715 (create_function_info_for): Ditto.
30716 (create_variable_info_for): Ditto.
30717 (intra_create_variable_infos): Ditto.
30718 (merge_smts_into): Ditto.
30719 (find_what_p_points_to): Ditto.
30720 (init_base_vars): Ditto.
30721 (init_alias_vars): Ditto.
30722 (remove_preds_and_fake_succs): New function.
30723 (dump_sa_points_to_info): Dump new stats.
30724 (dump_solution_for_var): Use find.
30725 (set_used_smts): Fix formatting.
30726 (compute_points_to_sets): Updated for new functions.
30727 (ipa_pta_execute): Ditto.
30729 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30730 Richard Sandiford <richard@codesourcery.com>
30732 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30734 * calls.c (expand_call): If the return value is a PARALLEL,
30735 extract its first member.
30736 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30737 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30738 use FUNCTION_EXTRA_EPILOGUE.
30739 (m68k_function_value): Return a PARALLEL if the return value
30740 is of a pointer type.
30741 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30742 (FUNCTION_EXTRA_EPILOGUE): Remove.
30743 * config/m68k/m68k.md (D0_REG): New constant.
30745 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30747 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30748 output a NOP for empty epilogues.
30750 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30752 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30753 before function. Extend register save check to include all
30754 registers, not just integer ones.
30756 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30758 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30759 (m68k_use_return_insn): ...this.
30760 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30761 * config/m68k/m68k.c (use_return_insn): Rename to...
30762 (m68k_use_return_insn): ...this.
30763 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30764 of USE_RETURN_INSN.
30766 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30768 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30769 nearest even, fix denormal rounding overflow.
30771 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30773 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30774 f%$smove and f%$move.
30775 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30776 (extendsfdf2_cf): Use fdmove instead of f%&move.
30777 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30778 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30780 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30782 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30785 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30787 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30788 (coldfire_single_format): Declare.
30789 (coldfire_double_format): Likewise.
30790 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30791 of qnan_msb_set to determine the lower bits of a canonical
30793 (encode_ieee_double): Likewise.
30794 (encode_ieee_quad): Likewise.
30795 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30796 (mips_single_format): Likewise.
30797 (ieee_double_format): Likewise.
30798 (mips_double_format): Likewise.
30799 (ieee_extended_motorola_format): Likewise.
30800 (ieee_extended_intel_96_format): Likewise.
30801 (ieee_extended_intel_128_format): Likewise.
30802 (ieee_extended_intel_96_round_53_format): Likewise.
30803 (ibm_extended_format): Likewise.
30804 (mips_extended_format): Likewise.
30805 (ieee_quad_format): Likewise.
30806 (mips_quad_format): Likewise.
30807 (vax_f_format): Likewise.
30808 (vax_d_format): Likewise.
30809 (vax_g_format): Likewise.
30810 (i370_single_format): Likewise.
30811 (i370_double_format): Likewise.
30812 (decimal_single_format): Likewise.
30813 (decimal_double_format): Likewise.
30814 (decimal_quad_format): Likewise.
30815 (c4x_single_format): Likewise.
30816 (c4x_extended_format): Likewise.
30817 (real_internal_format): Likewise.
30818 (coldfire_single_format): New real_format.
30819 (coldfire_double_format): Likewise.
30820 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30821 canonical_nan_lsbs_set.
30822 (pdp11_d_format): Likewise.
30823 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30824 if TARGET_COLDFIRE_CPU.
30826 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30828 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30829 (output_call, m68k_legitimize_call_address): Declare.
30830 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30831 parenthesees. Add support for a 'W' constraint.
30832 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30833 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30834 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30835 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30837 (override_options): Initialize them. Do not set flag_no_function_cse
30838 for TARGET_ID_SHARED_LIBRARY.
30839 (m68k_output_pic_call): Delete.
30840 (m68k_legitimize_call_address): New function.
30841 (print_operand): Remove the %o prefix. Handle the %p prefix.
30842 (output_call): New function.
30843 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30844 target address from the GOT if symbolic jumps are not allowed.
30845 * config/m68k/m68k.md (call, general_operand): Do not set
30846 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30847 Merge separate flag_pic and !flag_pic define_insns into...
30848 (*call, *call_value): ...these new patterns. Match the address
30849 rather than the containing MEM and require it to be a call_operand.
30850 Use output_call to generate the asm template.
30851 * config/m68k/predicates.md (const_call_operand): New predicate.
30852 (call_operand): Likewise.
30854 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30856 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30857 (STACK_GROWS_DOWNWARD): Define to 1.
30858 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30859 comments, emphasizing that these values are only defaults.
30860 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30861 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30863 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30865 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30867 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30868 Richard Sandiford <richard@codesourcery.com>
30870 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30871 (FP_REGNO_P): New macros.
30872 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30873 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30874 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30875 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30877 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30879 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30880 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30882 * config/m68k/t-floatlib: New file, extracting common code from...
30883 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30884 * config/m68k/t-uclinux: Here.
30885 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30886 routines on ColdFire targets.
30888 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30890 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30891 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30892 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30893 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30894 explicitly set MOTOROLA to 1.
30895 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30897 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30898 Nathan Sidwell <nathan@codesourcery.com>
30900 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30901 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30902 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30903 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30904 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30905 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30906 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30907 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30908 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30909 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30910 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30911 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30912 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30913 (DBX_REGISTER_NUMBER): Delete.
30914 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30915 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30916 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30918 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30920 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30921 * config/flat.h: New file.
30922 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30923 OBJECT_FORMAT_FLAT.
30924 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30925 indirect references for -msep-data or -mid-shared-library.
30926 Do not use PC-relative code addresses either.
30927 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30929 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30930 for shared libraries and crt1.o for executables. Use crti.o and
30932 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30933 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30934 Do not add -elf2flt or -shared-lib-id options here.
30935 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30936 Pass -shared-lib-id if -mid-shared-library, taking the library
30937 identifier from -mshared-library-id if given, otherwise
30939 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30940 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30941 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30942 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30943 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30944 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30946 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30947 jump sequence for ISA A and ISA A+.
30948 (PICJUMP): Likewise.
30950 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30952 * config.gcc (m68k-*-uclinux*): Base the port on the common
30953 and m68k GNU/Linux files rather than on the generic ELF ones.
30954 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30955 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30957 2007-01-18 Julian Brown <julian@codesourcery.com>
30958 Richard Sandiford <richard@codesourcery.com>
30960 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30961 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30962 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30964 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30965 80 unconditionally.
30966 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30968 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30970 * doc/install.texi: Document m68k-uclinuxoldabi.
30971 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30972 * config/m68k/uclinux-oldabi.h: New file, copied from
30973 config/m68k/uclinux.h.
30975 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30977 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30978 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30979 (m32r_compute_frame_size): Use unsigned for regno.
30980 (m32r_reload_lr): Use gen_frame_mem.
30982 (m32r_output_function_epilogue): Don't output the function epilogue
30984 (m32r_expand_epilogue): New.
30985 (direct_return): Return false if the function has the interrupt
30987 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30988 * config/m32r/m32r.md (epilogue): New expander.
30989 (return_lr, return_rte): New insns.
30990 (return): Make it expander.
30991 (return_normal): New expander.
30993 2007-01-18 Josh Conner <jconner@apple.com>
30996 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30997 support for UNLE, UNLT, UNGE, and UNGT.
30999 2007-01-18 Jan Hubicka <jh@suse.cz>
31001 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31002 * tree-tailcall (add_virtual_phis): Likewise.
31003 (optimize_tail_call): Return TODOs.
31004 (execute_tail_calls): Return TODOs.
31005 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31006 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31008 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31009 Cleanup cfg using TODO.
31010 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31011 * passes.c (execute_function_todo): When cleanup did something, remove
31013 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31014 (make_edges): Don't cleanup_cfg.
31016 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31018 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31019 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31020 operate on the top of stack.
31021 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31022 register handling of instructions that output to the second
31024 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31025 (move_for_stack_reg): Special-case check for dead destination
31026 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31028 * config/i386/i386.md (UNSPEC_TAN): New constant.
31029 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31030 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31031 to correctly model move of constant 1.0 to top stack slot.
31032 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31033 (unnamed peephole2 pattern): Remove corresponding peephole2
31034 pattern that optimizes tan insn and loading of constant 1.0.
31035 (tanxf2): Use fptanxf4_i387.
31036 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31037 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31038 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31039 disable patterns for SSE math.
31040 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31041 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31043 2007-01-18 Dirk Mueller <dmueller@suse.de>
31044 Richard Guenther <rguenther@suse.de>
31047 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31048 * common.opt (Warray-bounds): Add new warning option.
31049 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31051 * Makefile.in: make tree-vrp.o depend on toplev.h
31052 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31054 (check_array_refs, check_array_bounds, check_array_ref): New.
31056 2007-01-18 Jan Hubicka <jh@suse.cz>
31058 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31059 (execute_ssa_ccp): Return flags conditionally.
31060 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31062 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31064 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31066 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31067 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31069 * Makefile.c (GTFILES): Add cfglayout.h.
31070 * gengtype.c (open_base_files): Likewise.
31071 * cfglayout.c (cfg_layout_function_footer,
31072 cfg_layout_function_header) Reindent to make gengtype happy.
31073 * cfglayout.h (cfg_layout_function_footer,
31074 cfg_layout_function_header): Add GTY(()) marker.
31076 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31078 2007-01-18 Ben Elliston <bje@au.ibm.com>
31080 * genautomata.c (write_automata): Include xstrerror output in the
31081 error message if writing the DFA description file fails.
31083 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31085 * config/mips/mips-protos.h (mips_output_external): Make it
31087 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31088 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31089 (extern_list): Likewise.
31090 (extern_head): Likewise.
31091 (TARGET_ASM_FILE_END): Likewise.
31092 (mips_file_end): Likewise.
31093 (mips_output_external): Rewritten.
31095 2007-01-18 Ben Elliston <bje@au.ibm.com>
31097 * genpreds.c (write_insn_preds_c): Only write out the function
31098 body for regclass_for_constraint if we have register constraints.
31100 2007-01-17 Tom Tromey <tromey@redhat.com>
31102 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31103 * doc/install.texi (Testing): Use sourceware.org.
31104 (Binaries): Likewise.
31105 (Specific): Likewise.
31106 * doc/contrib.texi (Contributors): Use sourceware.org.
31108 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31110 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31111 (AVR_ENHANCED): Rename to ...
31112 (AVR_HAVE_MUL): ... new.
31113 (avr_enhanced_p): Rename to ...
31114 (avr_have_mul_p): ... new.
31115 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31116 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31117 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31118 (avr_have_mul_p): ... new.
31119 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31120 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31121 'avr_enhanced_p' and 'enhanced'.
31122 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31123 AVR_HAVE_MUL instead of AVR_ENHANCED.
31124 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31125 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31126 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31127 instead of AVR_ENHANCED.
31128 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31129 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31130 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31132 2007-01-17 Ian Lance Taylor <iant@google.com>
31134 * vec.h (VEC_reserve_exact): Define.
31135 (vec_gc_p_reserve_exact): Declare.
31136 (vec_gc_o_reserve_exact): Declare.
31137 (vec_heap_p_reserve_exact): Declare.
31138 (vec_heap_o_reserve_exact): Declare.
31139 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31141 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31142 negative parameter.
31143 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31144 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31145 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31146 * vec.c (calculate_allocation): Add exact parameter. Change all
31148 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31149 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31150 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31151 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31152 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31153 (vec_heap_p_reserve_exact): New function.
31154 (vec_heap_o_reserve_exact): New function.
31156 2007-01-17 Jan Hubicka <jh@suse.cz>
31158 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31160 2007-01-17 Eric Christopher <echristo@apple.com>
31162 * config.gcc: Support core2 processor.
31164 2007-01-16 Jan Hubicka <jh@suse.cz>
31166 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31167 the names, just unlink the chain so we don't crash on dangling
31171 2007-01-16 Jan Hubicka <jh@suse.cz>
31173 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31174 * tree-pass.h: Reorder to make IPA passes appear toegher.
31175 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31177 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31178 parameters, do not call early inliner.
31179 * ipa-inline.c: Update comments. Include tree-flow.h
31180 (cgraph_decide_inlining): Do not compute inlining parameters.
31181 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31182 be called with function context set up.
31183 (pass_ipa_inline): Remove unreachable functions before pass.
31184 (cgraph_early_inlining): Simplify assuming to be called from the
31186 (pass_early_inline): New pass.
31187 (cgraph_gate_ipa_early_inlining): New gate.
31188 (pass_ipa_early_inline): Turn into simple wrapper.
31189 (compute_inline_parameters): New function.
31190 (gate_inline_passes): New gate.
31191 (pass_inline_parameters): New pass.
31192 (apply_inline): Move here from tree-optimize.c
31193 (pass_apply_inline): New pass.
31194 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31196 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31197 doing them by hand.
31198 (tree_function_versioning): Do not allocate dummy struct function.
31199 * tree-inline.h (optimize_inline_calls): Update prototype.
31200 * tree-optimize.c (execute_fixup_cfg): Export.
31201 (pass_fixup_cfg): Remove
31202 (tree_rest_of_compilation): Do not apply inlines.
31203 * tree-flow.h (execute_fixup_cfg): Declare.
31204 * Makefile.in (gt-passes.c): New.
31205 * passes.c: Include gt-passes.h
31206 (init_optimization_passes): New passes.
31207 (nnodes, order): New static vars.
31208 (do_per_function_toporder): New function.
31209 (execute_one_pass): Dump current pass here.
31210 (execute_ipa_pass_list): Don't dump current pass here.
31212 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31214 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31215 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31217 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31219 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31220 (strong_alias): Define.
31221 (__gcc_qmul): Provide non-FMA for soft-float.
31222 (__gcc_qdiv): Same.
31227 (__gcc_qunord): New.
31237 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31238 soft-float functions.
31239 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31240 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31241 about long double soft float.
31243 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31244 Tehila Meyzels <tehila@il.ibm.com>
31246 * tree-vectorizer.h (is_pattern_stmt_p): New.
31247 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31248 formatting (tabs instead of spaces). Cleanup and clarify setting
31249 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31250 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31251 (vectorizable_type_demotion): Check that types are integral.
31252 (vectorizable_type_promotion): Likewise.
31253 (vectorizable_store): Fix typo. Eliminate new-line at end of
31256 2007-01-16 Jan Hubicka <jh@suse.cz>
31258 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31261 2007-01-15 Eric Christopher <echristo@apple.com>
31263 * ifcvt.c: Include vec.h, vecprim.h.
31264 (check_cond_move_block): New argument regs.
31265 Reorganize. Add registers used to regs.
31266 (cond_move_process_if_block): Use regs set above as
31269 2007-01-15 Eric Christopher <echristo@apple.com>
31271 * config/darwin.h: Update copyright.
31272 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31273 (LINK_COMMAND_SPEC): Add -u.
31274 (LINK_SPEC): Fix umbrella for above.
31276 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31278 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31281 2007-01-15 Tom Tromey <tromey@redhat.com>
31283 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31284 * doc/install.texi (Testing): Don't mention jacks.
31285 (Configuration): Document --enable-java-maintainer-mode. Move
31286 --with-java-home to libgcj-specific section. Document
31288 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31290 2007-01-15 Jan Hubicka <jh@suse.cz>
31292 * tree-ssa-dce.c (DCE_TODOs): New.
31293 (propagate_necessity): Return if something changed.
31294 (eliminate_unnecessary_stmts): Likewise.
31295 (perform_tree_ssa_dce): Return TODO flags when needed.
31296 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31298 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31300 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31301 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31302 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31303 patterns using X87MODEF12 mode macro. Extend operand 1
31304 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31305 (log10<mode>2): Ditto.
31306 (log2<mode>2): Ditto.
31307 (log1p<mode>2): Ditto.
31308 (logb<mode>2): Ditto.
31309 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31310 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31311 (*fxtractxf3_i387): Rename from *fxtractxf3.
31312 (fxtract_extend<mode>xf3_i387): New insn pattern.
31313 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31314 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31315 and gen_fyl2xxf3_i387().
31317 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31319 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31320 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31321 get_loop_exit_edges. Changed return type to bool.
31322 * cfgloop.h (fix_loop_placement): Declaration removed.
31324 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31326 * param.h (MIN_VECT_LOOP_BOUND): New.
31327 * params.def (MIN_VECT_LOOP_BOUND): New.
31328 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31329 argument - minimum threshold for number of iterations.
31330 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31331 argument to declaration.
31332 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31333 MIN_VECT_LOOP_BOUND.
31334 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31335 slpeel_tree_peel_loop_to_edge with additional argument.
31336 (vect_do_peeling_for_alignment): Likewise.
31337 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31339 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31342 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31343 operands of size 1.
31345 2007-01-14 Jan Hubicka <jh@suse.cz>
31347 * tree-dfa.c (remove_referenced_var): New function.
31348 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31349 prune referenced vars list too.
31350 * tree-flow.h (remove_referenced_var): Declare.
31352 2007-01-14 Jan Hubicka <jh@suse.cz>
31354 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31356 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31357 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31358 * except.h (verify_eh_throw_table_statements): Kill prototype.
31359 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31360 into call exrepssions.
31361 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31363 * tree-cfg.c: Include pointer-set.h.
31364 (verify_node_sharing): Work on pointer set.
31365 (verify_eh_throw_stmt_node): New.
31366 (verify_stmts): Use pointers sets, verify throw_stmt.
31368 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31370 * ipa-reference.c (analyze_function): Consider also addresses taken
31373 2007-01-12 Roger Sayle <roger@eyesopen.com>
31375 * c-typeck.c (null_pointer_constant_p): Replace use of
31376 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31377 (build_c_cast): Likewise.
31379 2007-01-12 Roger Sayle <roger@eyesopen.com>
31381 * tree.h (force_fit_type_double): Remove unused final argument.
31382 * c-common.c (constant_expression_warning): Replace use of
31383 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31384 (convert_and_check): Likewise.
31385 (shorten_compare): Update call to force_fit_type_double.
31386 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31387 * convert.c (convert_to_pointer): Update call to
31388 force_fit_type_double.
31389 * fold-const.c (force_fit_type_double): Remove overflowed_const
31391 (int_const_binop, fold_convert_const_int_from_int,
31392 fold_convert_const_int_from_real, fold_div_compare,
31393 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31394 fold_abs_const, fold_not_const): Remove the final argument from
31395 calls to force_fit_type_double.
31397 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31399 * configure.ac: Set insn to "nop" for spu-*-* also.
31400 * configure: Regenerate.
31402 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31404 * builtins.def : Add BUILT_IN_FREE.
31406 2007-01-12 Jan Hubicka <jh@suse.cz>
31408 PR tree-optimization/30443
31409 * tree-inline.c (tree_function_versioning): Do not optimize when
31410 cloning for inlining.
31412 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31414 * doc/loop.texi: Document recording of loop exits.
31415 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31416 (update_single_exits_after_duplication,
31417 update_single_exit_for_duplicated_loop,
31418 update_single_exit_for_duplicated_loops): Removed.
31419 (duplicate_loop_to_header_edge): Do not call
31420 update_single_exits_after_duplication and
31421 update_single_exit_for_duplicated_loops.
31422 (loop_version): Do not update single_exit information.
31423 (fix_loop_structure): Use record_loop_exits instead of
31424 mark_single_exit_loops.
31425 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31426 the lists of loop exits.
31427 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31428 split_edge, merge_blocks): Update the lists of loop exits.
31429 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31430 loop_optimizer_init.
31431 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31432 of mark_single_exit_loops.
31433 (loop_optimizer_finalize): Call release_recorded_exits.
31434 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31435 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31436 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31437 update single exit information.
31438 * lambda-code.c (perfect_nestify): Ditto.
31439 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31440 (mark_single_exit_loops): Removed.
31441 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31442 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31443 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31445 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31446 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31447 (verify_loop_structure): Verify consistency of the exit lists.
31448 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31449 (set_single_exit): Removed.
31450 * cfgloop.h (struct loop_exit): New function.
31451 (struct loop): single_exit_ field replaced by exits field.
31452 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31453 LOOPS_HAVE_RECORDED_EXITS.
31454 (struct loops): Added exits hash.
31455 (mark_single_exit_loops, set_single_exit): Declaration removed.
31456 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31458 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31460 * doc/invoke.texi: Avoid use of @headitem.
31462 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31464 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31466 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31468 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31471 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31472 Richard Sandiford <richard@codesourcery.com>
31474 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31475 * config/m68k/m68k.opt: Resort options.
31476 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31478 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31479 Richard Sandiford <richard@codesourcery.com>
31481 * doc/invoke.texi: Document the macros that are defined by
31482 m68k's -mtune and -mhard-float options.
31483 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31484 (m68k_cpp_cpu_family): Likewise.
31485 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31486 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31487 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31488 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31489 (m68k_cpp_cpu_family): Likewise.
31491 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31493 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31494 macros besides mc68000 as tuning macros. Use a switch statement
31495 to set them and mcpu32.
31497 2007-01-12 Julian Brown <julian@codesourcery.com>
31499 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31500 (TARGET_68040_ONLY): Rename to...
31501 (TARGET_68040): ...this.
31502 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31503 * config/m68k/m68k.md: Likewise.
31505 2007-01-12 Julian Brown <julian@codesourcery.com>
31506 Nathan Sidwell <nathan@codesourcery.com>
31507 Richard Sandiford <richard@codesourcery.com>
31509 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31510 the -mcpu= argument associated with the --with-cpu setting.
31511 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31512 if different from the one implied by the -mcpu setting.
31513 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31514 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31515 * doc/invoke.texi: Mention ColdFire in the introduction to the
31516 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31517 -mno-div and -mhard-float options. Make -m68881 a synonym for
31518 -mhard-float. Document the previously-undocumented -m5206e,
31519 -m528x, -m5307 and -m5407 options. Tweak the existing option
31520 documentation for consistency.
31521 * doc/install.texi: Mention new --with-cpu arguments.
31522 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31523 default CPU if neither -mcpu nor -march are specified.
31524 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31525 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31526 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31527 using m68k_tune to decide between families that implement the
31528 same ISA. Use m68k_tune to set __mcfv4e__.
31529 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31530 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31531 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31532 (FL_ISA_C, FL_ISA_MMU): New macros.
31533 (MASK_COLDFIRE): Delete.
31534 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31535 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31536 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31537 (TARGET_HARD_FLOAT): Do not define here.
31538 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31539 (TUNE_68000): New macro.
31540 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31541 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31542 (TUNE_CFV2): Redefine in terms of m68k_tune.
31543 (uarch_type, target_device, fpu_type): New enums.
31544 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31545 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31546 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31547 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31548 (FL_FOR_isa_c): New macros.
31549 (m68k_isa): New enum.
31550 (m68k_target_selection): New structure.
31551 (all_devices, all_isas, all_microarchs): New tables.
31552 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31553 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31554 (MASK_ALL_CPU_BITS): Delete.
31555 (m68k_find_selection): New function.
31556 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31557 Map the legacy target options to a combination of the new ones.
31558 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31559 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31560 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31562 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31563 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31565 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31566 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31567 * config/m68k/m68k-devices.def: New file.
31569 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31570 Nathan Sidwell <nathan@codesourcery.com>
31572 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31573 (SUBTARGET_EXTRA_SPECS): New macros.
31574 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31575 use %(asm_cpu_spec) instead.
31576 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31577 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31578 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31579 (EXTRA_SPECS): Rename to...
31580 (SUBTARGET_EXTRA_SPECS): ...this.
31582 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31583 Richard Sandiford <richard@codesourcery.com>
31584 Julian Brown <julian@codesourcery.com>
31586 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31587 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31588 to the configuration's default CPU.
31589 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31590 Remove default masks.
31591 (m680[012]0-*-*): Set the default with_cpu to the first part of
31593 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31594 (m68k*-*-linux): Extend the --with-cpu handling to...
31595 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31596 and m68010. Don't set target_cpu_default2.
31597 * doc/install.texi: Document --with-cpu for m68k.
31598 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31599 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31600 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31601 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31602 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31603 (ASM_SPEC): Remove use of %(asm_cpu_default).
31604 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31605 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31606 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31607 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31608 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31609 (TARGET_DEFAULT): Delete.
31610 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31611 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31612 (CPP_CPU_SPEC): Delete.
31613 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31614 the appropriate string.
31615 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31616 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31617 (ASM_SPEC): Don't use %(asm_default_spec).
31618 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31619 TARGET_DEFAULT and add MASK_68881.
31620 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31622 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31624 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31625 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31626 MASK_68010 alongside MASK_68020.
31627 * doc/invoke.texi: Document -m68010.
31628 * config/m68k/m68k.opt (m68010): New.
31629 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31631 (TUNE_68010): New macro.
31632 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31633 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31634 (M68K_CPU_m68332): Add MASK_68010.
31635 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31636 fallback definition.
31637 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31639 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31640 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31641 to all entries that use MASK_68020.
31642 (output_move_simode_const, output_move_himode, output_move_qimode)
31643 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31644 instead of TARGET_68020 to select clr behavior. Remove comment
31645 about there being no TARGET_68010.
31646 * config/m68k/m68k.md: Likewise throughout.
31648 2007-01-12 Julian Brown <julian@codesourcery.com>
31650 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31651 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31652 * config/m68k/m68k.md: Likewise.
31654 2007-01-12 Julian Brown <julian@codesourcery.com>
31656 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31657 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31659 2007-01-12 Julian Brown <julian@codesourcery.com>
31661 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31662 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31663 * config/m68k/m68k.md: Likewise.
31665 2007-01-12 Julian Brown <julian@codesourcery.com>
31666 Richard Sandiford <richard@codesourcery.com>
31668 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31669 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31670 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31672 (TARGET_CPU32): Rename to...
31673 (TUNE_CPU32): ...this.
31674 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31675 (TUNE_CFV2): New macros.
31676 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31677 remove conditions that are implied by TARGET_68020.
31678 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31679 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31680 (m68k_output_function_epilogue): Likewise.
31681 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31682 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31683 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31684 non-68000 timings. Refactor multiplication and division costs.
31685 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31686 TUNE_CPU32 instead of TARGET_CPU32.
31687 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31688 and TUNE_68060 instead of TARGET_68060.
31689 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31690 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31692 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31693 && !TARGET_COLDFIRE" to choose between moveq and clr.
31694 Likewise in the unnamed movsf pattern.
31695 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31696 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31699 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31701 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31702 of tabbing before backslashes.
31704 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31706 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31707 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31708 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31710 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31712 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31713 find_interesting_uses_cond.
31714 (find_interesting_uses_cond): Use extract_cond_operands.
31715 (rewrite_use_compare): Use extract_cond_operands and
31716 force_gimple_operand_bsi. Do not call update_stmt.
31717 (determine_use_iv_cost_condition): Use extract_cond_operands.
31718 Return cheaper of using original bound and changing the exit bound.
31720 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31722 PR tree-optimization/29516
31723 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31724 most_expensive_mult_to_index, addr_to_parts,
31725 create_mem_ref, maybe_fold_tmr): Make the type of
31726 fields of TARGET_MEM_REF sizetype.
31727 (move_fixed_address_to_symbol, move_pointer_to_base):
31729 * tree.def (TARGET_MEM_REF): Add comment on types of
31732 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31734 * c-common.c (vector_types_convertible_p): Treat opaque types as
31735 always convertible if they have the same size, but not otherwise.
31737 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31739 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31740 Remove the b_unconditional field.
31741 (noce_try_sign_mask): Do not look at b_unconditional.
31742 (noce_process_if_block): Do not use merge_if_blocks. Update
31743 the CFG here. Do not set b_unconditional.
31744 (cond_move_process_if_block): Likewise.
31745 (find_cond_trap): Likewise.
31746 (check_cond_move_block): Require simple jump insns at the end
31747 of the basic block.
31749 2007-01-11 Jan Hubicka <jh@suse.cz>
31751 PR tree-optimization/1046
31752 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31753 when alias info is not ready.
31754 (pass_tail_recursion): Do not require aliasing.
31755 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31756 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31757 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31758 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31759 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31760 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31761 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31763 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31764 When aliasing is not build, mark statement as volatile.
31766 2007-01-11 Tom Tromey <tromey@redhat.com>
31768 PR preprocessor/15185, PR preprocessor/20989:
31769 * doc/cppopts.texi <-MT>: Update description of algorithm for
31770 computing default target.
31771 <-M, -MD>: Reword "basename" text.
31773 2007-01-11 Roger Sayle <roger@eyesopen.com>
31775 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31776 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31777 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31778 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31779 fold_builtin_bswap, real_constp, fold_builtin_pow,
31780 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31781 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31782 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31783 * convert.c (convert_to_pointer): Likewise.
31784 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31785 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31786 const_binop, fold_convert_const_int_from_int,
31787 fold_convert_const_int_from_real,
31788 fold_convert_const_real_from_real, sign_bit_p,
31789 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31790 fold_sign_changed_comparison, fold_unary, fold_comparison,
31791 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31792 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31793 * print-tree.c (print_node_brief, print_node): Likewise.
31794 * stor-layout.c (place_field, layout_type): Likewise.
31795 * tree-chrec.c (keep_cast): Likewise.
31796 * tree.c (build_vector, build_real, build_real_from_int_cst,
31797 build_complex): Likewise.
31799 2007-01-11 Roger Sayle <roger@eyesopen.com>
31801 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31802 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31804 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31806 * configure.ac (strict1_warn): Rename to strict_warn.
31807 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31808 cc_set_by_configure, quoted_cc_set_by_configure,
31809 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31810 all_boot_languages, all_stagestuff): Remove.
31811 (target_list): Remove bootstrap targets.
31812 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31813 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31814 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31815 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31816 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31817 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31818 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31819 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31820 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31821 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31822 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31823 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31824 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31825 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31826 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31827 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31828 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31829 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31830 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31831 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31832 (mostlyclean): Adjust.
31833 (clean, distclean): Don't mention bootstrap stuff.
31834 * configure: Regenerate.
31835 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31836 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31837 treelang/config-lang.in (stagestuff): Remove.
31838 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31839 stageprofile, stagefeedback, stagestuff): Remove mention.
31841 2007-01-11 Nick Clifton <nickc@redhat.com>
31843 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31845 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31846 (mcore_arith_K_S_operand): Run the test for the S constraint not
31847 the test for the M constraint.
31848 (mcore_addsub_operand): Do not accept integer values that are
31849 larger than 32 bits.
31850 * config/mcore/mcore.md: Remove unused constraints from split.
31851 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31852 (addsi3): Likewise.
31853 (allocate_stack): Likewise.
31854 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31855 operands to 32 bits.
31856 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31858 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31859 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31860 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31861 mcore_output_bclri, mcore_output_andn, output_inline_const,
31862 mcore_output_move, mcore_output_movedouble): Likewise.
31863 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31864 (output_inline_const): Likewise.
31865 (output_inline_const): Fix format strings used in sprintf
31867 * config/mcore/mcore-protos.h: Update prototypes for changed
31868 functions in mcore.c.
31869 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31870 HOST_WIDE_INT and not int.
31871 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31872 CONST_OK_FOR_N): Likewise.
31873 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31874 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31877 2007-01-10 Jan Hubicka <jh@suse.cz>
31879 * tree-vrp.c (remove_range_assertions): Release defs.
31880 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31881 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31883 2007-01-10 Paul Brook <paul@codesourcery.com>
31885 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31886 * config/arm/arm.md (mulsi3subsi): New insn.
31888 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31890 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31891 (tree_transform_and_unroll_loop): New.
31892 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31895 2007-01-10 Robert Kennedy <jimbob@google.com>
31897 * fold-const.c (fold_comparison): Fold comparisons like (x *
31898 1000 < 0) to (x < 0).
31900 2007-01-10 Ian Lance Taylor <iant@google.com>
31902 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31903 operands have the same priority.
31905 2007-01-10 Tom Tromey <tromey@redhat.com>
31907 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31908 (fold_binary): Likewise.
31909 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31910 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31911 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31912 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31913 * langhooks.h (struct lang_hooks): Removed field
31914 'can_use_bit_fields_p'.
31916 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31918 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31920 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31922 * function.c (get_last_funcdef_no): New function.
31923 * function.h (get_last_funcdef_no): Declare.
31924 * tree-inline.c (initialize_cfun): Add initialization.
31925 (tree_function_versioning): Cleanup.
31927 2007-01-10 Jan Hubicka <jh@suse.cz>
31929 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31932 2007-01-10 Sa Liu <saliu@de.ibm.com>
31933 Ben Elliston <bje@au.ibm.com>
31935 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31936 for SAVE_NONLOCAL and Pmode for any other save level.
31937 * spu-protos.h (spu_restore_stack_block): Declare.
31938 * spu.md (save_stack_block): Remove.
31939 (restore_stack_block): Call spu_restore_stack_block.
31940 * spu.c (spu_restore_stack_block): New function.
31941 (spu_expand_epilogue): Remove old comment.
31943 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31945 PR tree-optimization/30322
31946 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31947 (cand_value_at): Return the value as aff_tree.
31948 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31949 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31950 aff_combination_mult): New functions.
31951 (aff_combination_add): Use aff_combination_add_cst.
31952 (aff_combination_convert): Allow conversions to a wider type.
31953 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31954 * tree-affine.h (aff_combination_mult): Declare.
31956 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31958 * doc/tm.texi: Update documentation to reflect reality of exec
31959 and start file search behaviours. Update copyright year.
31960 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31961 header file directories.
31963 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31965 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31966 (*cosxf2): Rename to cosxf2_i387.
31967 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31968 using X87MODEF12 mode macro. Rename patterns to
31969 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31971 (*cosdf2, *cossf2): Ditto.
31972 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31973 to match extended input operands.
31974 (sincos<mode>3): New expander.
31975 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31976 insn patterns and corresponding splitters.
31978 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31980 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31981 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31983 2007-01-09 Nicolas Pitre <nico@cam.org>
31986 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31988 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31990 * target.h (struct gcc_target): New field library_rtti_comdat.
31991 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31992 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31993 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31994 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31996 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31998 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32000 2007-01-08 Richard Guenther <rguenther@suse.de>
32002 * tree.h (force_fit_type_double): Export.
32003 (force_fit_type): Remove.
32004 * fold-const.c (force_fit_type_double): New function.
32005 (force_fit_type): Remove.
32006 (int_const_binop): Use it.
32007 (fold_convert_const_int_from_int): Likewise.
32008 (fold_convert_const_int_from_real): Likewise.
32009 (fold_div_compare): Likewise.
32010 (fold_sign_changed_comparison): Likewise.
32011 (fold_unary): Likewise.
32012 (fold_negate_const): Likewise.
32013 (fold_abs_const): Likewise.
32014 (fold_not_const): Likewise.
32015 * c-common.c (shorten_compare): Use force_fit_type_double.
32016 * convert.c (convert_to_pointer): Likewise.
32018 2007-01-08 Richard Guenther <rguenther@suse.de>
32020 * tree.h (build_int_cst_wide_type): Export.
32021 * tree.c (build_int_cst_wide_type): New function.
32022 (build_int_cst_wide): Fix comment.
32023 * builtins.c (fold_builtin_object_size): Use build_int_cst
32024 to build -1 or 0 of the correct type. Use fit_double_type
32025 to check for overflow.
32026 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32028 (decode_field_reference): Likewise.
32029 (all_ones_mask_p): Likewise.
32030 (native_interpret_int): Use build_int_cst_wide_type.
32031 (fold_binary): Use build_int_cst_type to build an all-ones
32033 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32035 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32037 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32039 2007-01-09 Ben Elliston <bje@au.ibm.com>
32041 * genautomata.c (STATS_OPTION): New option.
32042 (stats_flag): New flag.
32043 (gen_automata_option): Handle it.
32044 (initiate_automaton_gen): Ditto.
32045 (write_automata): Output statistics only if stats_flag is
32046 set. Likewise, output time statistics only if time_flag is set.
32047 * doc/md.texi (Processor pipeline description): Document new flag.
32049 2007-01-08 Richard Guenther <rguenther@suse.de>
32051 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32052 * tree.c (build_int_cst_type): Likewise.
32053 (size_in_bytes): Don't call force_fit_type on the result.
32054 (int_fits_type_p): Use fit_double_type.
32055 * fold-const.c (fit_double_type): New function.
32056 (force_fit_type): Use it.
32057 * tree.h (fit_double_type): Export.
32059 2007-01-08 Jan Hubicka <jh@suse.cz>
32061 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32062 * ipa.c (function_and_variable_visibility): Fix return type.
32064 2007-01-08 Richard Guenther <rguenther@suse.de>
32066 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32067 of offset to build the index.
32068 * tree-pretty-print.c (dump_generic_node): Don't build negated
32069 const just for printing.
32070 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32071 * builtins.c (fold_builtin_int_roundingfn): Check if result
32072 fits the type by using force_fit_type and comparing the result.
32073 * predict.c (predict_loops): Use compare_tree_int for comparison.
32074 * tree.c (build_int_cst): Fall back to integer_type_node for
32076 (build_int_cst_wide): Assert type is non-null.
32078 2007-01-08 Roberto Costa <roberto.costa@st.com>
32080 * tree-vrp.c (extract_range_from_cond_expr): New.
32081 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32082 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32084 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32085 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32086 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32087 used as expressions.
32088 * tree-object-size.c (cond_expr_object_size): New.
32089 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32091 2007-01-08 Jan Hubicka <jh@suse.cz>
32093 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32094 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32097 2007-01-08 Richard Guenther <rguenther@suse.de>
32099 PR tree-optimization/23603
32100 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32101 (extract_range_from_binary): Fall back to truthvalue instead of
32102 varying for TRUTH_*_EXPR.
32103 (extract_range_from_comparison): Fall back to truthvalue instead of
32105 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32106 if all visited PHI values were constant.
32108 2007-01-08 Jan Hubicka <jh@suse.cz>
32110 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32111 (cgraph_analyze_function): break out from ...
32112 (cgraph_finalize_compilation_unit): ... here.
32113 (cgraph_expand_function): Remove forgoten commented out line.
32114 (cgraph_optimize): Analyze functions.
32116 2007-01-08 Jan Hubicka <jh@suse.cz>
32118 * tree-pas.h (TODO_remove_function): New flag.
32119 (TODO_update*): Renumber.
32120 (pass_ipa_increase_alignment,
32121 pass_ipa_function_and_variable_visibility): New passes.
32122 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32123 (cgraph_function_and_variable_visibility): Move to ipa.c
32124 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32125 cgraph_increase_alignment.
32126 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32127 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32128 calling tree-inline.
32129 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32130 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32131 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32132 (gate_increase_alignment): New function.
32133 (pass_ipa_increase_alignment): New pass.
32134 * ipa.c: Inline tree-pass.h and timevar.h
32135 (function_and_variable_visibility): Move here from cgraphunit.c
32136 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32137 * passes.c (init_optimization_passes): Add the two new passes.
32138 (execute_todo): Handle cgraph_remove_functions.
32140 2007-01-08 Nick Clifton <nickc@redhat.com>
32142 * config/frv/predicates.md (reg_or_0_operand): Accept
32145 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32147 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32148 * config.gcc: Add bfin*-rtems*.
32150 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32152 * c.opt: Add -flax-vector-conversions.
32153 * c-typeck.c (convert_for_assignment): Pass flag to
32154 vector_types_convertible_p to allow emission of note.
32155 (digest_init): Likewise.
32156 * c-opts.c: Handle -flax-vector-conversions.
32157 * c-common.c (flag_lax_vector_conversions): New.
32158 (vector_types_convertible_p): Unless -flax-vector conversions
32159 has been passed, disallow conversions between vectors with
32160 differing numbers of subparts and/or element types. If such
32161 a conversion is disallowed, possibly emit a note on the first
32162 occasion only to inform the user of -flax-vector-conversions.
32163 The new last argument specifies this.
32164 * c-common.h (flag_lax_vector_conversions): New.
32165 (vector_types_convertible_p): Add extra argument.
32166 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32167 char_type_node for V*QI type vectors.
32168 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32169 Update to satisfy new typechecking rules.
32170 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32171 C and C++ variants.
32172 * doc/invoke.texi (C Dialect Options): Document
32173 -flax-vector-conversions.
32175 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32177 PR tree-optimization/29877
32178 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32179 a register variable on the RHS to not be replaceable.
32181 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32182 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32183 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32184 const_simm15, const_pow2, const_npow2): Added.
32185 * config/score/misc.md (insv, extv, extzv, movmemsi,
32186 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32187 * config/score/score.c (score_address_cost, score_select_cc_mode):
32189 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32190 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32191 Update score_print_operand.
32192 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32193 Adjust register allocate order and update some macro define.
32194 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32195 mdx_block_move_straight, mdx_block_move_loop_head,
32196 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32197 mdx_block_move_loop, mdx_block_move): Added.
32198 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32199 mdp_limm): Updated and fix some bug and typo.
32200 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32201 (movsf, movdf, doloop_end): Added.
32203 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32205 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32206 config/arm/thumb2.md: Fix comment typos.
32207 * doc/extend.texi: Fix a typo.
32209 2007-01-07 Eric Christopher <echristo@apple.com>
32211 * configure.ac: Check for __stack_chk_fail for darwin.
32212 * configure: Regenerate.
32214 2007-01-07 Richard Guenther <rguenther@suse.de>
32216 * tree-vrp.c (extract_range_from_assert): CSE calls to
32217 compare_values where possible.
32218 (extract_range_from_unary_expr): Likewise.
32220 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32222 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32223 * config/avr/avr.c (call_insn_operand): Delete function.
32224 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32225 instead of register number. Use predicates.
32226 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32227 call_insn_operand): Add.
32229 2007-01-06 Jan Hubicka <jh@suse.cz>
32231 * tree-pass.h (pass_build_cgraph_edges): Declare.
32232 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32233 (visited_nodes): Remove.
32234 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32235 build_cgrpah_edges; make visited_nodes local.
32236 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32237 (record_references_in_initializer): Move to cgraphbuild.c
32238 (initialize_inline_failed, rebuild_cgraph_edges,
32239 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32240 (verify_cgraph_node): Make visited_nodes local.
32241 (cgraph_analyze_function): Do not call cgraph_create_edges and
32242 initialize_inline_failed.
32243 (cgraph_expand_function): Do not call cgraph_lower_function;
32244 assert that function is already lowered.
32245 * Makefile.in (cgraphbuild.o): New.
32246 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32247 at the end of lowering passes.
32249 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32251 * ifcvt.c (cond_move_convert_if_block): New function, code
32252 factored out from...
32253 (cond_move_process_if_block): ...here. Call the new function
32254 on the THEN and ELSE blocks.
32255 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32256 already takes care of this.
32258 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32261 * tree.h (TREE_OVERFLOW_P): New.
32262 * c-typeck.c (parser_build_unary_op): Warn only if result
32263 overflowed and operands did not.
32264 (parser_build_binary_op): Likewise.
32265 (convert_for_assignment): Remove redundant overflow_warning.
32266 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32268 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32270 * c-typeck.c (store_init_value): Split over two lines to follow
32271 the GNU coding style.
32273 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32275 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32276 __GXX_EXPERIMENTAL_CXX0X__.
32277 * doc/cpp.texi: Same.
32279 2007-01-05 Richard Guenther <rguenther@suse.de>
32281 PR middle-end/27826
32282 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32283 with mismatched types. Instead explicitly build a
32284 conversion NOP_EXPR.
32286 2007-01-05 Ian Lance Taylor <iant@google.com>
32288 * c-common.c (decl_with_nonnull_addr_p): New function.
32289 (c_common_truthvalue_conversion): Call it.
32290 * c-typeck.c (build_binary_op): Likewise.
32291 * c-common.h (decl_with_nonnull_addr_p): Declare.
32293 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32296 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32299 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32301 * doc/install.texi (Final install): Document the fact that
32302 the GNAT runtime should not be stripped.
32304 2007-01-04 Jan Hubicka <jh@suse.cz>
32306 * tree-inline.c (fold_marked_statements): Update operand caches
32307 and EH after folding
32309 2007-01-04 Ian Lance Taylor <iant@google.com>
32311 * c-common.c (check_function_nonnull): Whitespace fix.
32313 2007-01-04 Jan Hubicka <jh@suse.cz>
32315 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32316 comitted older version of patch.
32317 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32318 function, celanup cfg and collect garbage.
32320 2007-01-04 Mike Stump <mrs@apple.com>
32322 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32325 2007-01-04 Eric Christopher <echristo@apple.com>
32327 * libgcc2.c (__bswapsi2): Use SItype.
32328 (__bswapdi2): Use DItype.
32329 * libgcc2.h: Update for above.
32331 2007-01-04 Paul Brook <paul@codesourcery.com>
32333 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32334 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32335 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32336 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32337 umulsi3_highpart): Make conditional on !arm_arch6.
32338 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32339 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32340 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32341 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32342 umulsi3_highpart_v6): New insns.
32344 2007-01-04 Roger Sayle <roger@eyesopen.com>
32346 * fold-const.c (fold_convert): When casting an expression to void,
32347 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32348 have a type. Instead of attempting to build a NOP_EXPR, return
32349 these "special" trees directly.
32351 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32353 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32354 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32355 rs6000_cost->fp not 0 as adjustment for outer NEG.
32357 2007-01-04 Jan Hubicka <jh@suse.cz>
32359 * cgraph.c (cgraph_release_function_body): New function.
32360 (cgraph_remove_node): Use it.
32361 * cgraph.h (cgraph_release_function_body): Declare.
32362 * cgraphunit.c (cgraph_expand_function): Use it.
32363 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32364 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32365 is initialized and while compilation of other function is running.
32366 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32367 statement CFG annotations from here to ...
32368 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32370 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32372 * cfgloop.h (enum li_flags): Make the constants powers of two.
32374 2007-01-04 Jan Hubicka <jh@suse.cz>
32376 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32378 (fold_marked_statements): New function.
32379 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32380 * tree-inline.h (copy_body_data): Add statements_to_fold.
32382 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32384 * config.gcc: Mention libgcc/config.host.
32385 * Makefile.in: Update comments mentioning libgcc.
32386 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32387 (all.cross, start.encap, rest.encap, rest.cross): Update
32388 dependencies for libgcc move.
32389 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32390 (clean-target, clean-target-libgcc): Delete.
32391 (srcdirify, GCC_EXTRA_PARTS): New macros.
32392 (libgcc-support, libgcc.mvars): New rules.
32393 (distclean): Remove mention of mklibgcc.
32394 (install): Don't reference INSTALL_LIBGCC.
32395 (install-common): Don't reference EXTRA_PARTS.
32396 (install-libgcc, install-multilib): Delete rules.
32397 * mklibgcc.in: Delete file.
32398 * doc/configfiles.texi: Don't mention mklibgcc.
32400 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32401 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32402 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32403 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32404 (mklibgcc, ldblspecs): Likewise.
32406 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32407 (posixpre.def): Use $(T).
32408 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32409 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32410 (SHLIB_LINK): Make dummy.
32411 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32413 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32415 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32416 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32417 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32418 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32420 * configure.ac (all_outputs): Remove mklibgcc.
32421 * configure: Regenerated.
32423 2007-01-03 Josh Conner <jconner@apple.com>
32425 PR middle-end/29683
32426 * calls.c (compute_argument_addresses): Set stack and stack_slot
32427 for partial args, too.
32428 (store_one_arg): Use locate.size.constant for the size when
32429 generating a save_area.
32431 2007-01-03 Robert Kennedy <jimbob@google.com>
32433 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32434 whose definitions are deleted due to basic block merging.
32436 2007-01-03 Paul Brook <paul@codesourcery.com>
32439 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32441 (use_return_insn): Return 0 for Thumb interrupt functions.
32442 (print_multi_reg): Add rfe argument for IRQ returns.
32443 (arm_output_epilogue): Pop interrupt return address directly into PC.
32444 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32446 2007-01-03 Paul Brook <paul@codesourcery.com>
32448 Merge from sourcerygxx-4_1.
32449 * config/arm/thumb2.md: New file.
32450 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32452 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32453 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32454 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32455 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32457 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32458 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32460 * config/arm/ieee754-sf.S: Ditto.
32461 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32462 (thumb1_base_register_rtx_p): ... to this.
32463 (thumb_index_register_rtx_p): Rename...
32464 (thumb1_index_register_rtx_p): ... to this.
32465 (thumb_output_function_prologue): Rename...
32466 (thumb1_output_function_prologue): ... to this.
32467 (thumb_legitimate_address_p): Rename...
32468 (thumb1_legitimate_address_p): ... to this.
32469 (thumb_rtx_costs): Rename...
32470 (thumb1_rtx_costs): ... to this.
32471 (thumb_compute_save_reg_mask): Rename...
32472 (thumb1_compute_save_reg_mask): ... to this.
32473 (thumb_final_prescan_insn): Rename...
32474 (thumb1_final_prescan_insn): ... to this.
32475 (thumb_expand_epilogue): Rename...
32476 (thumb1_expand_epilogue): ... to this.
32477 (arm_unwind_emit_stm): Rename...
32478 (arm_unwind_emit_sequence): ... to this.
32479 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32480 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32481 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32482 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32483 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32484 thumb2_output_casesi): New functions.
32485 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32486 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32487 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32488 THUMB2_WORK_REGS): Define.
32489 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32490 arm_condexec_mask, arm_condexec_masklen)): New variables.
32491 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32492 (arm_override_options): Check new CPU capabilities.
32493 Set new architecture flag variables.
32494 (arm_isr_value): Handle v7m interrupt functions.
32495 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32497 (const_ok_for_arm): Handle Thumb-2 constants.
32498 (arm_gen_constant): Ditto. Use movw when available.
32499 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32501 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32502 (thumb_find_work_register, arm_load_pic_register,
32503 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32504 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32505 print_multi_reg, output_mov_long_double_fpa_from_arm,
32506 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32507 output_mov_double_fpa_from_arm, output_move_double,
32508 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32509 output_return_instruction, arm_output_function_prologue,
32510 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32511 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32512 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32513 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32514 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32515 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32517 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32518 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32519 (arm_file_start): Output directive for unified syntax.
32520 (arm_unwind_emit_set): Handle stack alignment instruction.
32521 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32522 Add v6t2, v7, v7a, v7r and v7m.
32523 (RETLDM): Add Thumb-2 code.
32524 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32525 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32526 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32527 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32528 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32529 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32530 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32531 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32532 ADJUST_INSN_LENGTH): Define.
32533 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32534 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32535 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32536 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32537 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32538 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32539 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32540 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32541 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32542 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32543 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32544 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32545 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32546 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32547 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32548 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32549 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32551 * config/arm/arm-tune.md: Regenerate.
32552 * config/arm/arm-protos.h: Update prototypes.
32553 * config/arm/vfp.md: Enable patterns for Thumb-2.
32554 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32555 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32556 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32557 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32558 * config/arm/libunwind.S: Add Thumb-2 code.
32559 * config/arm/constraints.md: Update include Thumb-2.
32560 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32561 * config/arm/ieee754-df.S: Ditto.
32562 * config/arm/bpabi.S: Ditto.
32563 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32564 * config/arm/predicates.md (low_register_operand,
32565 low_reg_or_int_operand, thumb_16bit_operator): New.
32566 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32567 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32568 * config/arm/t-arm-elf: Add armv7 multilib.
32569 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32571 (UNSPEC_STACK_ALIGN, ce_count): New.
32572 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32573 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32575 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32576 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32577 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32578 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32579 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32580 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32582 * doc/extend.texi: Document ARMv7-M interrupt functions.
32583 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32585 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32587 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32588 (struct _Unwind_Context): Rename args_size to flags, remove
32589 signal_frame field, add a new args_size field and version field.
32590 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32591 _Unwind_IsExtendedContext): New inline functions.
32592 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32593 Assume by_value array is only present if _Unwind_IsExtendedContext.
32594 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32595 _Unwind_IsSignalFrame.
32596 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32597 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32598 (uw_init_context_1): Initialize context->flags to
32599 EXTENDED_CONTEXT_BIT.
32600 * config/rs6000/linux-unwind.h (frob_update_context): Use
32601 _Unwind_SetSignalFrame.
32603 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32605 PR middle-end/30353
32606 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32607 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32610 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32612 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32613 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32614 RET, AT_SP): Remove.
32615 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32618 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32619 * cfgbuild.c (find_basic_blocks): Likewise.
32620 * cfgrtl.c (rtl_create_basic_block): Likewise.
32621 * function.c (temp_slots_at_level): Likewise.
32622 * reg-stack.c (stack_regs_mentioned): Likewise.
32623 * regclass.c (allocate_reg_info): Likewise.
32624 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32625 set_bb_for_stmt, move_block_to_fn): Likewise.
32626 * tree-complex.c (tree_lower_complex): Likewise.
32627 * vec.h (VEC_safe_grow_cleared): New.
32629 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32631 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32633 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32634 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32636 * cfgloopmanip.c (scale_loop_frequencies): Export.
32637 (loopify): Scale the frequencies by prescribed coefficients.
32638 (set_zero_probability): New function.
32639 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32640 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32641 and frequencies according to arguments.
32642 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32644 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32645 * modulo-sched.c (sms_schedule): Set probabilities for entering
32646 versioned loop correctly.
32647 * tree-vect-transform.c (vect_transform_loop): Ditto.
32648 * cfgloop.h (loopify, loop_version): Declaration changed.
32649 (scale_loop_frequencies): Declared.
32651 2007-01-02 Jan Hubicka <jh@suse.cz>
32653 * cgraph.c: Include tree-flow.h
32654 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32655 early_local_passes.
32656 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32657 * tree-pass.h (pass_all_early_optimizations): Declare.
32658 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32659 early_local_passes.
32660 (cgraph_analyze_function): Do early_local_passes.
32661 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32662 Do not add referenced vars.
32663 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32665 (gate_all_early_local_passes): New gate.
32666 (pass_early_local_passes): Use new gate.
32667 (execute_early_local_optimizations): New functions.
32668 (gate_all_early_optimizations): New gate.
32669 (pass_all_early_optimizations): New pass.
32670 (execute_free_datastructures): Free SSA only when initialized.
32671 (gate_init_datastructures): Init only when optimizing.
32672 (tree_lowering_passes): Do early local passes when called late.
32673 * tree-profile.c (do_tree_profiling): Don't profile functions added
32675 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32676 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32678 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32679 during early_local_passes.
32680 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32683 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32685 * Makefile.in: Update copyright year.
32687 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32689 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32690 in $(lang_checks) and check-consistency targets.
32692 2007-01-02 Jan Hubicka <jh@suse.cz>
32694 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32695 Do not add referenced vars.
32696 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32698 * passes.c (init_optimization_passes): Put mudflap_2 after
32699 free_datastructures.
32701 2007-01-02 Jan Hubicka <jh@suse.cz>
32703 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32704 Set NOTHROW flag on call statements proved to be nothrow.
32705 Update statement of local calls so new pure/const functions are
32706 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32708 (tree_rest_of_compilation): Register hooks and initialize bitmap
32709 early. Do not set after_inlining flag.
32711 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32713 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32714 HOST_BITS_PER_LONGLONG
32716 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32719 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32720 warning for non-static initializers.
32722 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32724 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32725 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32726 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32727 Always use set_unique_reg_note to add REG_EQUAL notes.
32729 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
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 Ian Lance Taylor <iant@google.com>
32747 * c-common.c (c_common_truthvalue_conversion): When warning about
32748 using an assignment as a truth value, set TREE_NO_WARNING.
32750 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32753 * c.opt (Wold-style-declaration): New.
32754 * doc/invoke.texi (C-only Warning Options): New.
32755 (Wold-style-declaration): Document it.
32756 (Wextra): Enabled by -Wextra.
32757 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32758 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32759 -Wold-style-declaration.
32761 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32763 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32764 * cfgbuild.c (find_basic_blocks): Likewise.
32765 * cfgrtl.c (rtl_create_basic_block): Likewise.
32766 * function.c (temp_slots_at_level): Likewise.
32767 * reg-stack.c (stack_regs_mentioned): Likewise.
32768 * regclass.c (allocate_reg_info): Likewise.
32769 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32770 set_bb_for_stmt, move_block_to_fn): Likewise.
32771 * tree-complex.c (tree_lower_complex): Likewise.
32772 * vec.h (VEC_safe_grow_cleared): New.
32774 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32776 * c-common.c (c_common_nodes_and_builtins): Since variants of
32777 void_type_node get built before it is given a name, we need to
32778 give those variants the name, too.
32779 (complete_array_type): We need to work with the canonical main
32780 type of the array, from which we will build the qualified version.
32781 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32782 * print-tree.c (print_node): Display canonical type information
32784 * stor-layout.c (layout_type): When we don't know the
32785 alignment of a type for which we're building an array, we end up
32786 guessing wrong, so make the type require structural equality.
32787 * tree.c (make_node_stat): When we build a new type, it is its
32788 own canonical type.
32789 (build_type_attribute_qual_variant): When building an attribute
32790 variant, its canonical type is the non-attribute variant. However,
32791 if the attributes are target-dependent and they differ, we need to
32792 use structural equality checks for this type.
32793 (build_qualified_type): A qualified type is not equivalent to its
32794 unqualified variant; set the canonical type appropriately.
32795 (build_distinct_type_copy): When building a distinct type from
32796 another type, the new type is its own canonical type.
32797 (build_variant_type_copy): When building a new type variant, we
32798 assume that it is equivalent to the original type.
32799 (build_pointer_type_for_mode): When building a pointer type, also
32800 build a canonical type pointer.
32801 (build_reference_type_for_mode): When building a reference type,
32802 also build a canonical type reference.
32803 (build_index_type): When we can't hash an index type (e.g.,
32804 because its maximum value is negative), the index type requires
32805 structural equality tests.
32806 (build_array_type): Build the canonical form of an array type.
32807 (build_function_type): Function types require structural equality,
32808 because they contain default arguments, attributes, etc.
32809 (build_method_type_directly): Ditto for method types.
32810 (build_offset_type): Build the canonical offset type.
32811 (build_complex_type): Build the canonical vector type.
32812 (make_vector_type): Build the canonical vector type.
32813 * tree.h (TYPE_CANONICAL): New.
32814 (TYPE_STRUCTURAL_EQUALITY_P): New.
32815 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32816 (struct tree_type): Added "canonical" field.
32817 * params.h (VERIFY_CANONICAL_TYPES): New.
32818 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32819 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32820 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32821 * doc/invoke.texi (verify-canonical-types): Document --param
32822 parameter for verifying canonical types.
32824 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32826 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32827 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32828 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32829 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32831 * config/rs6000/e500.h: New.
32832 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32833 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32835 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32836 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32837 TARGET_E500_DOUBLE): Remove.
32838 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32839 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32840 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32841 * config/rs6000/rs6000.c (rs6000_override_options): Use
32842 CHECK_E500_OPTIONS.
32844 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32846 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32847 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32848 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32849 rs6000_emit_cmove): Don't check TARGET_E500.
32850 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32851 sordered): Don't check TARGET_E500.
32853 2007-01-01 Eric Christopher <echristo@apple.com>
32855 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32856 HARD_REGISTER_NUM_P.
32858 2007-01-01 Roger Sayle <roger@eyesopen.com>
32860 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32861 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32862 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32865 2007-01-01 Mike Stump <mrs@apple.com>
32867 * configure.ac: Remove support for building with Apple's gcc-3.1.
32869 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32871 PR middle-end/30311
32872 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32873 REG is a hard register. Do not modify REG before calling
32875 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32876 multiple of the size of YMODE for certain lowpart cases.
32878 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32880 PR middle-end/30253
32881 * gimplify (voidify_wrapper_expr): Update for
32882 GIMPLE_MODIFY_STMT.
32884 2007-01-01 Andreas Schwab <schwab@suse.de>
32887 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32888 save of BR0 in extra_spill_size instead of spill_size.
32889 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32891 (ia64_expand_epilogue): Restore BR0 from its new location.
32893 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32895 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32896 Use a temporary variable if the left hand side is not a gimple
32899 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32901 * gimplify.c (gimplify_return_expr): Make the temporary variable
32902 for the return expression, a gimple register variable.
32904 2007-01-01 Jan Hubicka <jh@suse.cz>
32906 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32909 2007-01-01 Mike Stump <mrs@apple.com>
32911 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32913 * config/darwin.c (machopic_select_rtx_section): Use
32914 HAVE_GAS_LITERAL16.
32915 (darwin_mergeable_constant_section): Likewise.
32916 * configure: Regenerate.
32917 * config.in: Regenerate.
32919 2007-01-01 Jan Hubicka <jh@suse.cz>
32920 Andrew Pinski <pinskia@gmail.com>
32922 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32923 before starting IPA passes.