1 2007-12-04 Richard Guenther <rguenther@suse.de>
5 * tree-ssa-operands.c (get_addr_dereference_operands): If we
6 fall back to using the SMTs aliases, make sure to add virtual
7 operands for the SMT itself.
8 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
9 clear the loaded and stored symbols bitmaps.
11 2007-12-04 Ben Elliston <bje@au.ibm.com>
13 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
15 2007-12-04 Ben Elliston <bje@au.ibm.com>
17 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
19 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
22 * doc/invoke.texi: Remove -fforce-addr documentation.
23 * expr.c (emit_move_insn): Remove use of flag_force_addr.
24 (expand_expr_real_1): Same.
26 Call memory_address instead of memory_address_noforce.
27 * expr.h (memory_address_noforce): Remove prototype.
28 * explow.c (memory_address): Remove support for flag_force_addr.
30 (memory_address_noforce): Remove.
31 * common.opt: Add dummy documentation for -fforce-addr.
32 * combine.c (can_combine_p): Remove -fforce-addr comment.
33 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
35 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
36 relating to memory_address_noforce.
37 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
38 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
40 2007-12-03 Jakub Jelinek <jakub@redhat.com>
42 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
44 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
45 even if !ctx->is_nested.
46 (lower_copyprivate_clauses, lower_send_clauses,
47 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
51 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
52 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
53 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
54 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
55 (X & C2) << C1 into (X << C1) & (C2 << C1) and
56 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
59 PR tree-optimization/33453
60 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
62 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
63 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
66 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
68 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
71 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
73 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
75 2007-12-03 Jakub Jelinek <jakub@redhat.com>
78 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
79 * common.opt (ftree-store-copy-prop): Use the same help text as for
82 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
83 Revital Eres <eres@il.ibm.com>
85 * modulo-sched.c (calculate_must_precede_follow,
86 try_scheduling_node_in_cycle): New functions.
87 (sms_schedule_by_order): Call the new functions.
88 (ps_insn_find_column): Use must_follow and must_precede only if
90 (ps_insn_advance_column): Likewise.
92 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
93 Revital Eres <eres@il.ibm.com>
95 * modulo-sched.c (get_sched_window): Fix the direction of the
96 scheduling window and add dump info.
98 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
100 * config/sh/sh.md (cmpgeusi_t): Fix condition.
102 2007-11-30 Jan Hubicka <jh@suse.cz>
104 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect
107 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
109 PR rtl-optimization/34171
110 * cfgrtl.c (update_bb_for_insn_chain): New function,
111 refactored from update_bb_for_insn.
112 (update_bb_for_insn): Call update_bb_for_insn.
113 (rtl_merge_blocks, try_redirect_by_replacing_jump):
114 Replace a loop with update_bb_for_insn_chain call.
115 (cfg_layout_merge_blocks): Add a call to
116 update_bb_for_insn_chain. Replace the for loop
117 with a call to update_bb_for_insn_chain.
119 2007-11-30 Ben Elliston <bje@au.ibm.com>
121 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
123 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
125 PR tree-optimization/34244
126 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
127 (record_numbers_of_iterations): New function.
128 (execute_vrp): Cache the numbers of iterations of loops.
129 * tree-scalar-evolution.c (scev_reset_except_niters):
131 (scev_reset): Use scev_reset_except_niters.
132 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
134 2007-11-29 Jan Hubicka <jh@suse.cz>
135 Jakub Jelinek <jakub@redhat.com>
137 PR tree-optimization/33434
138 * tree-inline.c (setup_one_parameter): If the value passed to
139 a parameter is never used, don't set it up.
141 2007-11-29 Jakub Jelinek <jakub@redhat.com>
144 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
145 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
147 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
149 * Makefile.in: Use separate vpath lines for each path.
151 2007-11-29 Ben Elliston <bje@au.ibm.com>
153 * SERVICE: Update URL.
155 2007-11-28 Jakub Jelinek <jakub@redhat.com>
157 PR tree-optimization/34140
158 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
159 loop->header has virtual phi nodes.
161 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
164 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
165 of GP register, if valid and fixed.
168 2007-06-21 David Daney <ddaney@avtrex.com>
171 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
172 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
173 (exception_receiver): Renamed to ...
174 (nonlocal_goto_receiver): ... this.
176 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
177 Joey Ye <joey.ye@intel.com>
180 * config/i386/i386.c (function_arg_32): Don't pass aggregate
181 arguments in ECX/EDX for fastcall.
183 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
185 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
187 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
188 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
190 2007-11-28 Ben Elliston <bje@au.ibm.com>
192 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
193 (maix32): Add Negative(maix64).
195 2007-11-27 Jakub Jelinek <jakub@redhat.com>
197 PR tree-optimization/34016
198 * tree-ssa-loop.c (pass_linear_transform): Add
199 TODO_update_ssa_only_virtuals to todo_flags_finish.
201 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
203 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
204 * config/avr/avr.h (LINK_SPEC): Likewise.
205 (CRT_BINUTILS_SPECS): Likewsie.
206 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
208 2007-11-27 Jakub Jelinek <jakub@redhat.com>
211 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
212 MEM_SIZE is set on all MEMs.
214 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
216 * config/s390/s390.opt (mhard-float): Add the option to be
217 overridden. That was missing in my last patch.
219 2007-11-27 Richard Guenther <rguenther@suse.de>
221 PR tree-optimization/34241
222 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
223 to only delete real conversion chains.
225 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
227 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
228 mhard-float, mlong-double-64, mlong-double-128): Add the
229 option to be overridden.
231 2007-11-27 Richard Guenther <rguenther@suse.de>
233 * builtins.c (fold_builtin_1): Verify the argument types
234 of BUILT_IN_ISNORMAL.
235 (fold_builtin_n): Verify the number of arguments to variadic
238 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
240 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
241 * doc/invoke.texi (Blackfin Options): Document the effects.
243 2007-11-27 Ben Elliston <bje@au.ibm.com>
245 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
246 (m64): Add Negative(m32).
247 * config/rs6000/darwin.opt (m32): Add Negative(m64).
248 (m64): Add Negative(m32).
250 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
252 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
254 2007-11-26 Michael Meissner <michael.meissner@amd.com>
257 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
258 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
259 to get the mode for loading a pseudo register with a count rather
260 than duplicating code.
262 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
264 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
265 * config/avr/avr.h (LINK_SPEC): Likewise.
266 (CRT_BINUTILS_SPECS): Likewsie.
267 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
269 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
271 * c-common.c (conversion_warning): Use get_unwidened instead of
274 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
277 * c-parser.c (struct c_parser): New bit in_if_block.
278 (c_parser_compound_statement_nostart): Handle unexpected 'else'
280 (c_parser_statement_after_labels): Set in_if_block to false while
282 (c_parser_if_body): Don't call c_parser_statement_after_labels if
283 a semicolon is found, just consume it. Don't call
284 c_parser_statement_after_labels if an open brace is found, call
285 c_parser_compound_statement instead.
286 (c_parser_else_body): New.
287 (c_parser_if_statement): Set in_if_block to true when parsing the
288 body of the 'if' statement. Use c_parser_else_body.
290 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
293 * c-decl.c (store_parm_decls): Pass 'false' for the new
294 allocate_struct_function parameter.
295 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
296 * tree-parloops.c (create_loop_fn): Likewise.
297 * function.c (push_function_context_to, push_struct_function,
298 init_function_start): Likewise.
299 (allocate_struct_function): Add boolean parameter.
300 * tree.h (allocate_struct_function): Add boolean parameter.
301 * function.h (struct function): Move returns_struct and
302 returns_pcc_struct to the end of the structure definiton.
304 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
308 virtual registers are instantiated.
309 (truncxf<mode>2): Ditto.
310 (floatsi<mode>2): Ditto.
314 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
317 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
318 the address before it is clobbered.
320 2007-11-26 Nick Clifton <nickc@redhat.com>
322 * config/mn10300/mn10300.md: (call_internal): Remove mode on
323 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
324 (call_value_internal): Remove mode on operands 0 and 1 in order to
325 match UNPSEC'ed calls generated in PIC mode.
326 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
329 2007-11-26 Richard Guenther <rguenther@suse.de>
332 * builtins.c (expand_builtin_pow): Use expand_expr to expand
333 the result of build_call_expr.
335 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
336 Revital Eres <eres@il.ibm.com>
339 * bb-reorder.c (insert_section_boundary_note): Clear
340 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
342 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
344 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
346 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
348 * dwarf2asm.c (splay_tree_compare_strings): New function.
349 (dw2_force_const_mem): Use it.
351 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
353 * tree.c (type_hash_add): Don't violate strict aliasing rules.
355 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
358 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
359 matches between anonymous union fields.
361 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
363 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
364 declarations and blocks only after inlining. Check that
365 non-empty blocks are not dropped.
366 * tree-inline.c (expand_call_inline): Check that functions are
367 not inlined too late.
369 2007-11-26 Ben Elliston <bje@au.ibm.com>
371 * unwind-dw2-fde.c: Fix comment typo.
372 * unwind-generic.h: Likewise, fix comment typos.
374 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
376 * tree-sra.c (scalarize_use): Adjust the vpos argument to
377 sra_explode_bitfield_assignment in cases where the type is
378 wider than the bitfield.
380 2007-11-25 Richard Guenther <rguenther@suse.de>
382 * tree.h (struct tree_block): Move locus member next to flags.
383 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
384 (SCOPE_LIST_CONCAT): Likewise.
385 (pop_scope): Likewise.
386 * function.c (instantiate_decls_1): Likewise.
387 (setjmp_vars_warning): Likewise.
388 * emit-rtl.c (set_used_decls): Likewise.
389 * tree-inline.c (add_lexical_block): Likewise.
391 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
393 * rtlanal.c (label_is_jump_target_p): Return true for a matching
395 * reorg.c (fill_slots_from_thread): Correct last change to use
396 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
397 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
398 * jump.c (mark_jump_label_1): Add comment for last change
399 regarding JUMP_LABEL setting.
400 * gcse.c (add_label_notes): Remove conditional that the label is
401 mentioned in insn before adding regnote.
402 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
403 single_set insn only feeding a label to a jump through a
404 register that dies there.
406 2007-11-23 Dirk Mueller <dmueller@suse.de>
407 Richard Guenther <rguenther@suse.de>
410 * tree-vrp.c (check_array_ref): Move check for valid location..
411 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
413 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
415 * reload.c (find_reloads_address_1) <autoincdec cases>:
416 Call REG_OK_FOR_CONTEXT with the autoincdec code, not
419 2007-11-23 Richard Guenther <rguenther@suse.de>
420 Michael Matz <matz@suse.de>
422 PR tree-optimization/34176
423 * alloc-pool.h (empty_alloc_pool): Declare.
424 * alloc-pool.c (empty_alloc_pool): New function.
425 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
426 valid table if a lookup from the optimistic table failed.
427 (vn_unary_op_lookup): Likewise.
428 (vn_binary_op_lookup): Likewise.
429 (vn_phi_lookup): Likewise.
430 (process_scc): Clear optimistic tables before every iteration.
432 2007-11-23 Richard Guenther <rguenther@suse.de>
434 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
435 (merge_alias_info): Do verification only if checking is
436 enabled. Merge flow-sensitive alias information in simple cases.
437 * tree-ssa-operands.c (get_addr_dereference_operands): Also
438 complain about missing NMTs.
440 2007-11-23 Jakub Jelinek <jakub@redhat.com>
443 * c-common.c (conversion_warning): For INTEGER_TYPE to
444 INTEGER_TYPE conversions call get_narrower on expr to avoid
445 spurious warnings from binop shortening or when the implicit
446 conversion can't change the value.
448 2007-11-22 Joseph Myers <joseph@codesourcery.com>
451 * c-decl.c (set_array_declarator_inner): Don't give error for
452 static or type qualifiers in abstract declarator. Remove
453 abstract_p parameter.
454 * c-tree.h (set_array_declarator_inner): Update prototype.
455 * c-parser.c (c_parser_direct_declarator_inner): Update call to
456 set_array_declarator_inner.
457 * doc/standards.texi: Update for C99 TC3.
459 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
461 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
462 line in my edit of the last change.
464 2007-11-22 Jakub Jelinek <jakub@redhat.com>
467 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
468 and TREE_READONLY on the fn decl rather than passing a chain
471 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
473 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
475 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
477 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
478 of ix86_arch and ix86_tune into a switch statement.
479 (enum processor_type): Default PROCESSOR_I386 to 0.
480 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
481 of "ix86_tune == PROCESSOR_K6".
482 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
485 2007-11-22 Tom Tromey <tromey@redhat.com>
487 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
488 avoid writing into string allocated by ggc_alloc_string.
490 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
493 * config/sh/sh.md (binary_sf_op): Remove.
494 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
495 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
496 and gen_binary_sf_op1.
498 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
500 * regclass.c (init_reg_autoinc): Fix typo preventing test of
501 secondary output reload when setting forbidden_inc_dec_class.
503 2007-11-21 Richard Guenther <rguenther@suse.de>
505 PR tree-optimization/34148
506 * tree-ssa-structalias.c (create_variable_info_for): Do not use
507 field-sensitive PTA for single-element structures.
508 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
509 SFTs for single-element structures.
511 2007-11-20 Richard Guenther <rguenther@suse.de>
514 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
515 of the signed INT_CST_LT.
516 * stmt.c (expand_case): Likewise.
517 (estimate_case_costs): Likewise.
519 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
521 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
522 its binary representation.
524 2007-11-20 Richard Guenther <rguenther@suse.de>
526 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
529 2007-11-20 Thiemo Seufer <ths@mips.com>
531 * config/mips/mips.c (mips_file_start): Add support for
532 flagging 32-bit code with -mfp64 floating-point.
534 2007-11-20 Jakub Jelinek <jakub@redhat.com>
537 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
538 (c_gimplify_expr): Use it.
540 2007-11-20 Ben Elliston <bje@au.ibm.com>
542 * config/spu/spu_mfcio.h: Fix typo.
544 2007-11-20 Ben Elliston <bje@au.ibm.com>
546 * unwind.inc: Comment that unwind-sjlj.c includes this file.
548 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
549 Ben Elliston <bje@au.ibm.com>
551 * config/spu/mfc_tag_release.c: New file.
552 * config/spu/mfc_multi_tag_release.c: Likewise.
553 * config/spu/mfc_multi_tag_reserve.c: Likewise.
554 * config/spu/mfc_tag_release.c: Likewise.
555 * config/spu/mfc_tag_reserve.c: Likewise.
556 * config/spu/mfc_tag_table.c: Likewise.
557 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
558 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
559 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
560 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
561 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
562 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
563 mfc_multi_tag_release): Likewise.
564 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
565 __mfc_multi_tag_release): Declare.
567 2007-11-19 Jason Merrill <jason@redhat.com>
569 PR debug/28834, debug/29436, c/32326
570 * tree.c (build_type_attribute_qual_variant): Refuse to make
571 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
572 * doc/extend.texi (Type Attributes): Don't encourage people to add
573 attributes to struct/enum types in a typedef. Fix
574 transparent_union example.
576 * tree-inline.c (remap_type_1): Remove code that's redundant with
578 (build_duplicate_type): Set id.copy_decl.
579 * c-common.c (handle_transparent_union_attribute): Simplify logic.
581 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
583 * config/rs6000/rs6000.c (invalid_e500_subreg,
584 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
585 rs6000_legitimize_address, rs6000_legitimize_reload_address,
586 rs6000_legitimate_address, function_arg_advance,
587 spe_build_register_parallel, rs6000_spe_function_arg,
588 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
589 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
590 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
591 TDmode similarly to DFmode and TFmode.
592 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
593 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
595 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
597 * stor-layout.c (lang_adjust_rli): Delete.
598 (set_lang_adjust_rli): Likewise.
599 (layout_type): Do not call lang_adjust_rli hook.
600 * tree.h (set_lang_adjust_rli): Delete.
602 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
604 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
605 n_dregs_to_save and n_pregs_to_save.
606 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
608 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
609 able to save single D/P registers that aren't saved by the push/pop
612 2007-11-19 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/34099
615 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
616 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
617 if only one operand is undefined.
619 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
621 PR tree-optimization/34036
622 * opts.c (set_fast_math_flags): Do not set flags in common
623 with set_unsafe_math_optimizations_flags, invoke it directly.
624 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
625 and flag_signed_zeros.
626 * toplev.c (process_options): Force flag_associative_math to 0 and
627 warn, if it is set and either flag_trapping_math or flag_signed_zeros
629 * doc/invoke.texi (Optimize Options): Document the new behavior
630 of -funsafe-math-optimizations, that -fassociative-math requires
631 both -fno-signed-zeros and -fno-trapping-math and make it clear
632 that -fno-trapping-math requires -fno-signaling-nans. Refactor
633 documentation of -ffast-math.
635 2007-11-18 Jakub Jelinek <jakub@redhat.com>
637 PR rtl-optimization/34132
638 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
642 * optabs.h (optab_table): Change type to struct optab from optab.
643 (convert_optab_table): Similarly.
644 Adjust all _optab macros to expand to addresses of optab_table
645 resp. convert_optab_table elements rather than the values of the
647 * optabs.c (optab_table): Change typype to struct optab from optab.
648 If compiled by recent GCC, initialize all the insn_code fields in
649 the array using designated range initializers.
650 (convert_optab_table): Similarly.
651 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
652 set_conv_libfunc): Into libfunc_entry's optab field store index within
653 optab_table resp. convert_optab_table array instead of difference
654 between two separately malloced addresses.
655 (new_optab): Add op argument, don't return anything. Initialize
656 just the insn_code field in handlers array and only when needed.
657 (init_optab, init_optabv): Add op argument, don't return anything.
658 Adjust new_optab caller.
659 (new_convert_optab): Removed.
660 (init_convert_optab): Add op argument, don't return anything, don't
661 call new_convert_optab. If needed, initialize insn_code field in
663 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
665 (debug_optab_libfuncs): Adjust uses of optab_table and
666 convert_optab_table arrays.
668 2007-11-18 Richard Guenther <rguenther@suse.de>
670 PR tree-optimization/34127
671 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
672 Make code match up the comments, require compatibility of the
675 2007-11-17 Richard Guenther <rguenther@suse.de>
678 * fold-const.c (extract_muldiv_1): Do not move negative
679 constants inside ABS_EXPR.
681 2007-11-16 Ian Lance Taylor <iant@google.com>
683 * collect2.c (dump_file): If a demangled symbol is followed by a
684 space, make sure we output at least one space.
686 2007-11-16 Richard Guenther <rguenther@suse.de>
689 * fold-const.c (fold_binary): Use correct types for folding
690 1 << X & Y to Y >> X & 1.
692 2007-11-16 Richard Guenther <rguenther@suse.de>
694 PR tree-optimization/33870
695 * tree.h (struct tree_memory_tag): Add base_for_components flag.
696 (struct tree_struct_field_tag): Remove nesting_level field.
697 (SFT_NESTING_LEVEL): Remove.
698 (SFT_BASE_FOR_COMPONENTS_P): Add.
699 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
700 base_for_components flag.
701 (push_fields_onto_fieldstack): Remove nesting_level parameter.
702 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
704 (create_overlap_variables_for): Deal with it.
705 * tree-dfa.c (dump_subvars_for): Likewise.
706 (dump_variable): Likewise.
707 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
708 Set base_for_components for first elements of sub-structures.
709 (create_variable_info_for): Handle base_for_components.
710 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
711 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
712 * tree-ssa-operands.c (ref_nesting_level): Remove.
713 (add_vars_for_offset): Remove full_ref parameter, always add
714 the offset of the pointed-to SFT.
715 (add_virtual_operand): Adjust for changed signature of
718 2007-11-16 Sa Liu <saliu@de.ibm.com>
720 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
721 floatunssidf2 and floatunsdidf2.
723 2007-11-16 Richard Guenther <rguenther@suse.de>
725 PR tree-optimization/34113
726 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
727 Use correct conversion direction for checking type compatibility.
729 2007-11-16 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/34099
732 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
733 that produce UNDEFINED result if at least one of its operands
734 is UNDEFINED. By default the result is only UNDEFINED if all
735 operands are UNDEFINED.
737 2007-11-16 Jakub Jelinek <jakub@redhat.com>
740 * gcc.c (init_spec): Don't initialize asm_debug here...
741 (main): ... but here.
743 2007-11-07 Tom Tromey <tromey@redhat.com>
745 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
747 * tree-parloops.c (create_loop_fn): Use set_cfun.
748 * gengtype.c (open_base_files): Emit #undef cfun.
749 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
750 * function.h (cfun): New define.
751 * function.c: Undefine cfun.
753 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
755 * config/avr/avr.c (avr_mcu_types): Add attiny88.
756 * config/avr/avr.h (LINK_SPEC): Likewise.
757 (CRT_BINUTILS_SPECS): Likewsie.
758 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
760 2007-11-15 Jakub Jelinek <jakub@redhat.com>
763 * tree-ssa-ccp.c (optimize_stack_restore): New function.
764 (execute_fold_all_builtins): Call optimize_stack_restore for
765 BUILT_IN_STACK_RESTORE.
767 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
769 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
770 propagation into an address; that's done in should_replace_address.
772 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
774 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
775 * config/spu/spu.c (legitimate_const): Remove.
776 (classify_immediate): Inline call to legitimate_const.
777 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
778 for any constant, not just -512 .. 511.
780 2007-11-15 Sa Liu <saliu@de.ibm.com>
782 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
783 condition from HONOR_NANS test.
784 * config/spu/spu.md (ceq_df): Always generate comparison code
785 inline, including checks for NaNs and infinities.
787 (cgt_v2df): Likewise.
788 (cmpdf): Make this expander unconditional.
790 2007-11-15 Richard Guenther <rguenther@suse.de>
792 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
793 to only create SFTs if we also create variable infos for PTA.
794 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
797 2007-11-15 Richard Guenther <rguenther@suse.de>
799 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
800 type for TBAA pruning.
801 (find_what_p_points_to): Call set_uids_in_ptset with the original
802 pointer, not the decl of the solution we collapsed to.
804 2007-11-14 David Daney <ddaney@avtrex.com>
806 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
809 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
812 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
813 for registers in BR_REGS class.
815 2007-11-14 Jakub Jelinek <jakub@redhat.com>
818 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
819 init_ssa_operands has not been called for cfun.
821 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
823 PR tree-optimization/34046
824 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
825 scaling if the old probability is greater than the new base.
827 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
829 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
830 unused edges after loop duplication.
832 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
834 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
835 (enum target_cpu_default): ... this enum.
836 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
837 * config/i386/i386.c (override_options): ... here.
838 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
839 TARGET_CPU_DEFAULT_i486.
841 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
843 * global.c (rest_of_handle_global_alloc): Fix comment typos.
844 * config/sh/sh.c (sh_rtx_costs): Likewise.
845 * ChangeLog: Likewise.
847 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
849 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
850 should not be of pointer type.
852 2007-11-13 Michael Meissner <michael.meissner@amd.com>
854 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
857 2007-11-13 Sterling Augustine <sterling@tensilica.com>
858 Bob Wilson <bob.wilson@acm.org>
860 * config/xtensa/unwind-dw2-xtensa.c: New.
861 * config/xtensa/unwind-dw2-xtensa.h: New.
862 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
863 (DWARF2_UNWIND_INFO): Remove.
864 (DWARF_FRAME_REGISTERS): Define.
865 (EH_RETURN_DATA_REGNO): Define.
866 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
868 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
870 2007-11-13 Jakub Jelinek <jakub@redhat.com>
872 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
873 -fsched-stalled-insns.
875 PR tree-optimization/34063
876 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
877 as first chrec_fold_plus operand rather than second.
879 2007-11-13 Diego Novillo <dnovillo@google.com>
881 PR tree-optimization/33870
882 * tree.h (strcut tree_memory_tag): add field unpartitionable.
883 remove field in_nested_struct.
884 (struct tree_struct_field_tag): add field nesting_level.
885 (sft_in_nested_struct): remove.
886 (sft_nesting_level): define.
887 (sft_unpartitionable_p): define.
888 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
889 partitionable, return long_max.
890 (compute_memory_partitions): do not partition sfts marked
892 (create_sft): add argument nesting_level. set
893 sft_nesting_level with it. update all users.
894 (create_overlap_variables_for): show nesting level.
895 * tree-dfa.c (dump_subvars_for): likewise.
896 (dump_variable): likewise.
897 show whether the sft is partitionable or not.
898 * tree-flow.h (struct fieldoff): remove field
900 add field nesting_level.
901 * tree-ssa-structalias.c (struct variable_info): remove
902 field in_nested_struct.
903 (push_fields_onto_fieldstack): add argument
904 nesting_level. update all users.
905 update documentation.
906 update pair->nesting_level with nesting_level.
907 make recursive calls with nesting_level + 1.
908 (set_uids_in_ptset): if an sft is added to the points-to
909 set, mark it as unpartitionable.
910 * tree-ssa-operands.c (ref_nesting_level): new.
911 (add_vars_for_offset): call it.
912 add argument full_ref. update
914 if var is inside a nested structure and the nesting level
915 of full_ref is lower than the nesting level of var,
916 adjust offset by the offset of var.
918 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
920 PR tree-optimization/32582
921 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
923 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
925 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
926 functions can be used as constant.
928 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
930 PR rtl-optimization/34035
931 * cse.c (cse_cfg_altered): New global variable.
932 (cse_jumps_altered): Make boolean.
933 (recorded_label_ref): Likewise.
934 (cse_insn): Adjust for above changes.
935 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
936 if dead edges have been purged.
937 (cse_main): Change return value specification and adjust code.
938 (rest_of_handle_cse): Adjust for above change.
939 (rest_of_handle_cse2): Likewise.
940 * gcse.c (rest_of_handle_gcse): Likewise.
942 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
943 Michael Meissner <michael.meissner@amd.com>
945 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
946 get the appropriate suffix for the coms* instruction.
947 (sse5_pcmov_<mode>): Restrict operands of pcmov
948 for scalar case to be only xmm registers and not memory.
950 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
951 constraints to follow the mnemonics for the pcmov instruction
953 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
956 * config/mips/mips.c (mips_return_fpr_single): New function.
957 (mips_function_value): Use it when returning single-field
959 (mips_expand_call): Handle the PARALLELs created by
960 mips_return_fpr_single.
962 2007-11-12 Richard Guenther <rguenther@suse.de>
965 * fold-const.c (fold_binary): If testing for non-negative
966 operands with tree_expr_nonnegative_warnv_p make sure to
967 use op0 which has all (sign) conversions retained.
969 2007-11-12 Richard Guenther <rguenther@suse.de>
972 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
973 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
975 2007-11-12 Ira Rosen <irar@il.ibm.com>
977 PR tree-optimization/33953
978 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
979 allocate vec_oprnds1 according to the number of created vector
980 statements. In case of shift with scalar argument, store scalar operand
981 for every vector statement to be created for the SLP node. Fix a
984 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
986 * gcse.c (CUID_INSN): Remove.
988 (alloc_gcse_mem): Don't allocate cuid_insn.
989 (free_gcse_mem): Don't free cuid_insn.
991 2007-11-10 Jakub Jelinek <jakub@redhat.com>
994 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
998 * tree-inline.h (copy_body_data): Add regimplify field.
999 * tree-inline.c (copy_body_r): Set id->regimplify to true
1000 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1002 (copy_bb): Clear id->regimplify before walk_tree, if it is
1003 set afterwards, regimplify the whole statement.
1005 PR tree-optimization/33680
1006 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1007 if the added cast involves variable length types.
1009 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1010 Maxim Kuvyrkov <maxim@codesourcery.com>
1012 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1013 instead of TRUE_BARRIER for jumps. Add register dependencies
1014 even when reg_pending_barrier is set.
1016 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1018 * haifa-sched.c (haifa_classify_insn): Rename to ...
1019 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1020 handle PARALLELs by recursing. Use it ...
1021 (haifa_classify_insn): ... here. Reimplement.
1023 2007-11-09 Richard Guenther <rguenther@suse.de>
1025 * bitmap.h (bitmap_single_bit_set_p): Declare.
1026 * bitmap.c (bitmap_single_bit_set_p): New function.
1027 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1028 (maybe_create_global_var): Use bitmap_empty_p.
1030 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1031 Jakub Jelinek <jakub@redhat.com>
1033 PR rtl-optimization/34012
1034 * fwprop.c (try_fwprop_subst): Do not replace if the new
1035 SET_SRC has a higher cost than the old one.
1037 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1039 PR rtl-optimization/33732
1040 * reload.c (push_reload): Check that the REG_DEAD note was referring
1041 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1042 before considering it in order to select the reload register.
1043 (combine_reloads): Likewise.
1044 (find_dummy_reload): Likewise.
1046 2007-11-09 Richard Guenther <rguenther@suse.de>
1048 * tree-flow.h (struct ptr_info_def): Make escape_mask a
1050 (struct ptr_info_def): Likewise.
1051 (enum escape_type): Also use bit zero.
1053 2007-11-09 Richard Guenther <rguenther@suse.de>
1055 PR tree-optimization/33604
1056 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1057 Disregard changes in CV qualifiers of pointed to types for
1058 forward propagating ADDR_EXPRs.
1059 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1062 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1064 * dse.c (find_shift_sequence): Always choose an integer mode for
1066 (replace_read): Require both the read and store mode to be
1067 integer ones. Remove a then-redundant FLOAT_P check.
1069 2007-11-08 Richard Guenther <rguenther@suse.de>
1071 * tree-dfa.c (remove_referenced_var): If removing a
1072 variable which has subvars, also remove those from
1073 the referenced vars. Do not create a variable annotation.
1075 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1077 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1078 argument for gen_entry calls.
1079 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1080 (entry): Use the new attribute value. Remove unused first operand.
1082 2007-11-08 Tom Tromey <tromey@redhat.com>
1084 * c-parser.c (c_parser_translation_unit): Use location in error.
1085 (c_parser_external_declaration): Likewise.
1086 (c_parser_declaration_or_fndef): Likewise.
1087 (c_parser_enum_specifier): Likewise.
1088 (c_parser_struct_or_union_specifier): Likewise.
1089 (c_parser_struct_declaration): Likewise.
1090 (c_parser_typeof_specifier): Likewise.
1091 (c_parser_parms_list_declarator): Likewise.
1092 (c_parser_asm_string_literal): Likewise.
1093 (c_parser_braced_init): Likewise.
1094 (c_parser_initelt): Likewise.
1095 (c_parser_compound_statement_nostart): Likewise.
1096 (c_parser_statement_after_labels): Likewise.
1097 (c_parser_do_statement): Likewise.
1098 (c_parser_asm_statement): Likewise.
1099 (c_parser_conditional_expression): Likewise.
1100 (c_parser_unary_expression): Likewise.
1101 (c_parser_sizeof_expression): Likewise.
1102 (c_parser_postfix_expression): Likewise.
1103 (c_parser_postfix_expression_after_paren_type): Likewise.
1104 (c_parser_objc_class_instance_variables): Likewise.
1105 (c_parser_objc_method_definition): Likewise.
1106 (c_parser_objc_methodprotolist): Likewise.
1107 (c_parser_pragma): Likewise.
1108 (c_parser_omp_clause_num_threads): Likewise.
1109 (c_parser_omp_clause_schedule): Likewise.
1110 (c_parser_omp_all_clauses): Likewise.
1111 (c_parser_omp_sections_scope): Likewise.
1112 (c_parser_label): Use location of label, not colon.
1114 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1117 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1120 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1123 * ipa-pure-const.c (static_execute): Added code to keep recursive
1124 functions from being marked as pure or const.
1125 * ipa-utils.c (searchc): Fixed comment.
1127 2007-11-08 Tom Tromey <tromey@redhat.com>
1129 * common.opt (fshow-column): Default to 0.
1130 * configure: Rebuilt.
1131 * configure.ac (--enable-mapped-location): Default to 'yes'.
1133 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1135 * common.opt: Add pointer to doc/options.texi.
1136 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1137 -fipa-reference): Add or correct doc. Sorted options list for -Os
1140 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1143 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1144 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1145 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1146 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1147 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1148 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1149 to TARGET_BIG_ENDIAN_DEFAULT.
1150 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1151 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1152 to TARGET_BIG_ENDIAN_DEFAULT.
1154 2007-11-07 Diego Novillo <dnovillo@google.com>
1156 * tree.h (struct tree_struct_field_tag): Move field
1157 in_nested_struct ...
1158 (struct tree_memory_tag): ... here.
1160 2007-11-07 Diego Novillo <dnovillo@google.com>
1163 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1164 (SFT_IN_NESTED_STRUCT): Define.
1165 * tree-dfa.c (dump_subvars_for): Show offset of each
1167 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1168 * tree-ssa-structalias.c (struct variable_info): Likewise.
1169 (push_fields_onto_fieldstack): If OFFSET is positive,
1170 set in_nested_struct.
1171 (create_variable_info_for): Copy setting of
1172 in_nested_struct from the field offset object.
1173 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1174 variable info object.
1175 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1176 belongs to a nested structure, adjust OFFSET by
1179 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1181 PR rtl-optimization/33737
1182 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1183 target block after computing the probabilities of outgoing edges.
1184 Cap the frequency to BB_FREQ_MAX.
1185 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1186 frequency of the basic block if it has been reused.
1188 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1190 PR rtl-optimization/33822
1191 * rtl.h (REG_OFFSET): Fix comment.
1192 * var-tracking.c (INT_MEM_OFFSET): New macro.
1193 (var_mem_set): Use it.
1194 (var_mem_delete_and_set): Likewise.
1195 (var_mem_delete): Likewise.
1196 (same_variable_part_p): Likewise.
1197 (vt_get_decl_and_offset): Likewise.
1198 (offset_valid_for_tracked_p): New predicate.
1199 (count_uses): Do not track locations with invalid offsets.
1200 (add_uses): Likewise.
1201 (add_stores): Likewise.
1203 2007-11-07 Tom Tromey <tromey@redhat.com>
1205 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1206 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1208 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1209 Andrey Belevantsev <abel@ispras.ru>
1211 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1212 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1213 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1214 Save calculated max_asap in it.
1215 (sms_schedule): Calculate maxii using max_asap.
1217 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1219 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1220 with -mhard-dfp/-mno-hard-dfp.
1222 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1223 Jakub Jelinek <jakub@redhat.com>
1226 * haifa-sched.c (check_sched_flags): Remove.
1227 (sched_init): Don't call it.
1229 2007-11-06 Diego Novillo <dnovillo@google.com>
1231 * tree-flow.h (struct fieldoff): Reformat comment.
1233 * tree-ssa-operands.c: Tidy top-level comments.
1234 (add_vop): Likewise.
1235 (add_vars_for_offset): Tidy parameter formatting..
1236 (get_addr_dereference_operands): Likewise.
1237 (get_indirect_ref_operands): Likewise.
1238 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1239 <OMP_ATOMIC_STORE>: Likewise.
1241 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1244 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1245 GCC_VERSION which is always defined.
1247 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1250 * reload1.c (find_reloads): Also check in_reg when handling a
1251 simple move with an input reload and a destination of a hard
1254 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1256 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1257 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1258 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1259 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1260 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1261 (m68k_sched_attr_type2): New function.
1262 (sched_adjust_cost_state): New static variable.
1263 (m68k_sched_adjust_cost): New static function implementing
1265 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1266 New static variables.
1267 (m68k_sched_variable_issue): New static function implementing
1269 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1270 (sched_dump_split_class): New static function.
1271 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1273 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1274 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1275 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1276 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1279 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1280 (CPU_UNITS_QUERY): Define.
1282 * config/m68k/cf.md: New file.
1283 * config/m68k/m68.md (cf.md): New include.
1285 2007-11-06 Tom Tromey <tromey@redhat.com>
1287 PR c++/32256, PR c++/32368:
1288 * function.c (saved_in_system_header): New global.
1289 (push_cfun): Save in_system_header.
1290 (pop_cfun): Restore in_system_header.
1291 (push_struct_function): Save in_system_header.
1293 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1297 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1298 (complete_array_type): Set canonical type appropriately.
1299 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1300 C and C++ front ends now have different versions of this function,
1301 because the C++ version needs to maintain canonical types here.
1303 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1305 * tree-parloops.c (reduction_info): Remove reduction_init field.
1306 (initialize_reductions): Remove creation of the reduction_init variable.
1307 (struct data_arg): Remove.
1308 (add_field_for_reduction, create_stores_for_reduction): New functions.
1309 (add_field_for_name): Remove reduction handling.
1310 (separate_decls_in_loop): Call add_field_for_reduction,
1311 create_stores_for_reduction.
1313 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1315 PR tree-optimization/33458
1316 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1317 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1319 PR tree-optimization/33993
1320 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1321 rather than build_constructor_from_list if all list values are
1323 (get_initial_def_for_induction): Use build_vector instead of
1324 build_constructor_from_list.
1326 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1329 * tree.h (DECL_INIT_PRIORITY): Do not require
1330 DECL_HAS_INIT_PRIORITY_P.
1331 (DECL_FINI_PRIORITY): Likewise.
1332 * tree.c (decl_init_priority_lookup): Remove assert.
1333 (decl_fini_priority_insert): Likewise.
1334 * cgraphunit.c (static_ctors): Make it a VEC.
1335 (static_dtors): Likewise.
1336 (record_cdtor_fn): Adjust accordingly.
1337 (build_cdtor): Generate multiple functions for each initialization
1339 (compare_ctor): New function.
1340 (compare_dtor): Likewise.
1341 (cgraph_build_cdtor_fns): Sort the functions by priority before
1342 calling build_cdtor.
1343 (cgraph_build_static_cdtor): Put the priority in the function's
1346 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1349 * common.opt: Add shared and pie.
1351 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1353 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1354 replace references to virtual_stack_vars_rtx in goto_handler.
1356 2007-11-05 Paul Brook <paul@codesourcery.com>
1358 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1359 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1360 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1361 arm_lang_output_object_attributes_hook.
1362 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1363 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1364 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1366 * config/arm/t-arm.c (arm.o): New rule.
1367 * config/arm/arm-c.c: New file.
1369 2007-11-05 Nick Clifton <nickc@redhat.com>
1370 Sebastian Pop <sebastian.pop@amd.com>
1372 PR tree-optimization/32540
1373 PR tree-optimization/33922
1374 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1375 * tree-ssa-pre.c: Include params.h.
1376 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1377 to limit the maximum length of the PA set for a given block.
1378 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1379 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1381 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1383 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1384 __fixunssfDI): Make return type unsigned.
1385 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1386 __fixunssfDI): Make return type unsigned.
1388 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1390 PR tree-optimization/33856
1391 * tree-data-ref.c (get_references_in_stmt): Don't add
1392 REFERENCE_CLASS_P trees to references vector if get_base_address
1393 returns NULL on them.
1395 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1397 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1399 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1402 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1403 for TRUTH_NOT_EXPR to type.
1405 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1407 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1409 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1412 * dwarf2out.c (add_calling_convention_attribute): Change
1413 second argument. Set calling convention to DW_CC_program for
1414 Fortran main program.
1415 (gen_subprogram_die): Adjust to new prototype for
1416 add_calling_convention_attribute.
1418 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1420 PR tree-optimization/33987
1421 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1423 (vectorizable_reduction): Add type check.
1425 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1428 * c-parser.c (c_parser_statement_after_labels): Error if a
1429 declaration is parsed after a label.
1431 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1434 * reorg.c (emit_delay_sequence): Do not clear the locator on
1435 the jump instruction.
1437 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1440 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1441 current sched region.
1443 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1445 * config/ia64/ia64.c (struct reg_write_state): Change into
1446 unsigned short bitfields rather than unsigned int, decrease
1447 first_pred to just 10 bits.
1448 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1449 into two char array.
1450 (rws_insn_set, rws_insn_test): New functions.
1451 (in_safe_group_barrier): New variable.
1452 (rws_update): Remove first argument, always set rws_sum array.
1453 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1454 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1456 (rtx_needs_barrier): Use rws_insn_test macro.
1457 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1458 instead set/clear in_safe_group_barrier flag.
1460 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1462 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1463 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1464 pointer or frame pointer.
1465 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1466 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1467 (DWARF2_UNWIND_INFO): Define.
1468 (INCOMING_RETURN_ADDR_RTX): Define.
1469 (DWARF_FRAME_RETURN_COLUMN): Define.
1471 2007-11-02 Tom Tromey <tromey@redhat.com>
1473 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1476 2007-11-02 Diego Novillo <dnovillo@google.com>
1478 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1479 argument from function pointer ANALYZE_EXPR. Update all
1481 * cgraph.c (debug_cgraph_node): New.
1482 (debug_cgraph): New.
1484 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1486 PR rtl-optimization/33648
1487 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1488 the newly created basic block.
1490 2007-11-01 Richard Guenther <rguenther@suse.de>
1492 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1494 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1496 PR rtl-optimization/33828
1497 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1498 of VBEIN and VBEOUT.
1500 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1502 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1503 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1504 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1506 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1508 * gcc.c (getenv_spec_function): Escape the environment variable's
1511 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1513 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1514 show that CSE means common subexpression elimination. Change wording
1515 for -fsee and define LCM. Remove capitalization of optimizations
1516 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1518 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1521 * doc/sourcebuild.texi (Test Directives): Document that xfail
1522 has no effect for dg-do except when dg-do-what is "run".
1524 2007-11-01 Tom Tromey <tromey@redhat.com>
1526 * c-decl.c (grokdeclarator): Set decl source locations.
1527 * c-parser.c (c_parser_enum_specifier): Set location.
1528 (c_parser_struct_or_union_specifier): Likewise.
1530 2007-11-01 Tom Tromey <tromey@redhat.com>
1532 * print-tree.c (print_node): Print column number.
1534 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1537 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1538 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1539 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1541 PR rtl-optimization/33673
1542 * gcse.c (cprop_jump): If a conditional jump has been optimized
1543 into unconditional jump, make the remaining normal edge fallthru
1544 and delete the jump insn.
1546 2007-11-01 Ben Elliston <bje@au.ibm.com>
1548 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1549 (set_mem_attrs_from_reg): Likewise.
1551 2007-11-01 Michael Matz <matz@suse.de>
1553 PR tree-optimization/33961
1554 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1555 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1556 (add_or_mark_expr): New argument 'store', using it to search
1558 (nt_init_block): Adjust calls to add_or_mark_expr.
1560 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1563 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1564 for the first push_operand.
1566 2007-10-31 Revital Eres <eres@il.ibm.com>
1568 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1569 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1570 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1571 movmisalignv2sf, vcondv2sf): New.
1572 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1573 UNSPEC_EXTODD_V2SF): Define new constants.
1574 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1575 paired_emit_vector_cond_expr): New.
1576 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1577 * config/rs6000/rs6000.c (paired_expand_vector_move,
1578 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1580 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1582 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1584 PR tree-optimization/32377
1585 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1586 work also for unknown number of iterations.
1587 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1588 number of iterations is not known.
1590 2007-10-31 Richard Guenther <rguenther@suse.de>
1593 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1594 new undefined integer overflow.
1595 (fold_binary): Avoid useless conversion.
1597 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1600 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
1603 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1605 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1607 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1608 with -mhard-dfp/-mno-hard-dfp.
1609 * config/s390/s390.opt: Likewise.
1610 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1613 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1615 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1617 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1619 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1620 optimization options.
1621 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1622 enabled by -O. Document -fdce and -fdse.
1624 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1627 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1628 convert second operand of COMPOUND_EXPR to the original type of
1631 2007-10-30 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1634 of loop adding SFTs as virtual operands.
1636 2007-10-30 Richard Guenther <rguenther@suse.de>
1638 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1640 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1642 PR tree-optimization/32893
1643 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1644 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1646 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1648 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1650 (sub_ddmmss): Likewise.
1651 (umul_ppmm): Likewise.
1652 (udiv_qrnnd): Likewise.
1654 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1657 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1658 directives must come before dg-additional-sources.
1660 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1662 PR tree-optimization/33723
1663 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1664 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1666 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1668 PR tree-optimization/33614
1669 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1670 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1671 initializer constants.
1673 2007-10-29 Richard Guenther <rguenther@suse.de>
1675 PR tree-optimization/33870
1676 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1677 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1680 2007-10-29 Richard Guenther <rguenther@suse.de>
1682 * passes.c (init_optimization_passes): Exchange store_copy_prop
1684 * tree-pass.h (pass_store_copy_prop): Remove.
1685 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1686 (stmt_may_generate-copy): Do not handle store_copy_prop.
1687 (get_copy_of_val): Likewise.
1688 (set_copy_of_val): Likewise.
1689 (copy_prop_visit_assignment): Likewise.
1690 (copy_prop_visit_stmt): Likewise.
1691 (copy_prop_visit_phi_node): Likewise.
1692 (init_copy_prop): Likewise.
1693 (execute_copy_prop): Likewise.
1694 (do_copy_prop): Remove.
1695 (gate_store_copy_prop): Likewise.
1696 (store_copy_prop): Likewise.
1697 (pass_store_copy_prop): Likewise.
1698 (pass_copy_prop): Call execute_copy_prop.
1699 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1700 * common.opt (ftree-store-copy-prop): Mark obsolete.
1701 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1703 2007-10-29 Ian Lance Taylor <iant@google.com>
1705 * ifcvt.c (noce_can_store_speculate_p): New static function.
1706 (noce_process_if_block): Call it.
1707 (if_convert): Remove recompute_dominance parameter. Change all
1710 2007-10-29 Richard Guenther <rguenther@suse.de>
1712 * tree-flow-inline.h (get_subvar_at): Use binary search.
1713 (get_first_overlapping_subvar): New function to binary search
1714 for the first overlapping subvar.
1715 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1716 just handle adding subvars for a pointed-to subvar. Optimize
1717 and use get_first_overlapping_subvar.
1718 (add_vars_for_bitmap): Fold into single caller.
1719 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1720 and non pointed-to bits of add_vars_for_offset.
1722 2007-10-29 Revital Eres <eres@il.ibm.com>
1724 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1726 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1727 Zdenek Dvorak <ook@ucw.cz>
1730 reduction support for automatic parallelization.
1732 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1734 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1735 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1736 and OMP_ATOMIC_STORE.
1737 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1738 * gimple-low.c (lower_stmt): Same.
1739 * gimplify.c (gimplify_expr): Same.
1740 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1741 gimplify_omp_atomic_mutex): Remove.
1742 (gimplify_omp_atomic): Change it to simply gimplify the
1743 statement instead of expanding it.
1744 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1745 (expand_omp_atomic, expand_omp_atomic_pipeline,
1746 goa_stabilize_expr, expand_omp_atomic_mutex,
1747 expand_omp_atomic_fetch_op): New functions to implement
1748 expansion of OMP_ATOMIC.
1749 (expand_omp, build_omp_regions_1): Add support for
1750 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1751 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1753 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1755 * tree-parloops.c: add include to tree-vectorizer.h.
1756 (reduction_info): New structure for reduction.
1757 (reduction_list): New list to represent list of reductions per loop.
1758 (struct data_arg): New helper structure for reduction.
1759 (reduction_info_hash, reduction_info_eq, reduction_phi,
1760 initialize_reductions, create_call_for_reduction,
1761 create_phi_for_local_result, create_call_for_reduction_1,
1762 create_loads_for_reductions, create_final_loads_for_reduction):
1764 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1765 (separate_decls_in_loop_name): Support reduction variables.
1766 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1767 call create_loads_for_reduction for each reduction.
1768 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1770 (transform_to_exit_first_loop): Add reduction support, add
1771 reduction_list parameter.
1772 (gen_parallel_loop): Add reduction_list parameter. Add call
1773 separate_decls_in_loop with
1774 the new argument. Traverse reductions and call
1775 initialize_reductions, create_call_for_reduction.
1776 (parallelize_loops): Create and delete the reduction list.
1777 (add_field_for_name): Change use of data parameter. Add fields for
1779 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1780 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1781 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1782 * tree-inline.c (estimate_num_insns_1): add cases for
1783 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1784 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1785 * tree-ssa-operands.c (get_addr_dereference_operands):
1786 New function. Subroutine of get_indirect_ref_operands.
1787 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1788 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1791 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1793 * config/cris/cris.c: Include df.h.
1794 (cris_address_cost): Add gcc_assert for canonicalization
1795 assumptions. For PLUS with MULT or register, correct
1796 test for register in other arm. Tweak comments.
1798 2007-10-28 Richard Guenther <rguenther@suse.de>
1800 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1801 telling if the var is to be treated as points-to location.
1802 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1803 (add_virtual_operand): Only recurse into MPTs if aliases
1806 2007-10-28 Richard Guenther <rguenther@suse.de>
1808 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1809 (add_vars_for_bitmap): Do not recurse further. Only add vars
1810 for pointed-to SFTs.
1811 (add_virtual_operand): Re-instantiate loop to add operands for
1812 aliases. Recurse into MPTs.
1813 (get_indirect_ref_operands): If we fall back to use a pointers
1814 SMT, make sure to not prune based on the access offset and size.
1816 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1819 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1820 the eh information on the statement.
1822 2007-10-28 Richard Guenther <rguenther@suse.de>
1824 * tree-flow.h (subvar_t): Make it a VEC.
1825 (struct subvar): Remove.
1826 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1827 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1829 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1830 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1831 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1832 (set_initial_properties): Likewise.
1833 (setup_pointers_and_addressables): Likewise.
1834 (new_type_alias): Likewise.
1835 (create_overlap_variables_for): Likewise.
1836 * tree-dfa.c (dump_subvars_for): Likewise.
1837 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1838 (get_expr_operands): Likewise.
1839 (add_to_addressable_set): Likewise.
1840 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1842 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1844 PR tree-optimization/33920
1845 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1846 successor bb to true when predecessor bb has NULL predicate.
1847 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1849 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1851 * config/mips/mips.md: Add combiner patterns for DImode extensions
1852 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1855 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1858 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1860 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1862 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1863 LIBCALL notes if they are about to be moved to the same insn.
1865 2007-10-27 Richard Guenther <rguenther@suse.de>
1867 PR tree-optimization/33870
1868 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1869 duplication. Remove redundant call to access_can_touch_variable.
1870 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1871 (add_virtual_operand): Use it.
1873 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1876 * pa.h (ASM_PN_FORMAT): Delete define.
1878 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1880 * doc/invoke.texi (Option Summary, optimizations): Remove
1881 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1882 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1883 -fsplit-wide-types to match later entry. Break up a long line.
1884 (Option Summary, code gen options) Add -fno-stack-limit. Add
1885 missing @gol to the end of a line.
1886 (Optimization Options): Remove -fbounds-check, which is also
1887 documented under Code Generation Options. Remove =n from
1888 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1889 to -fcprop-registers to match other options, and say when it is
1890 enabled rather than disabled. Remove extra index entry for
1891 -fno-cx-limited-range. Add index entries for -fstack-protector
1892 and -fstack-protector-all.
1893 (Code Gen Options): Add index entry for -ftls-model.
1895 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1897 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1898 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1899 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1900 expand_epilogue, output_movhi): Don't handle 'main' function.
1901 (avr_attribute_table): Add 'OS_task' function attribute.
1902 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1904 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1905 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1907 * config/avr/avr.opt (minit-stack): Remove.
1909 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1911 * tree-nested.c (get_trampoline_type): Fix thinko.
1913 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1916 * tree.c (build_offset_type): Build canonical type based on the
1917 TYPE_MAIN_VARIANT of the base type.
1919 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1921 * reorg.c (emit_delay_sequence): Move insn locator from the
1922 first insn to the sequence.
1924 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1926 * ipa-pure-const.c (check_decl): Return immediately when
1927 pure_const_state has been set to IPA_NEITHER.
1929 2007-10-25 Ira Rosen <irar@il.ibm.com>
1931 PR tree-optimization/33833
1932 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1933 and convert init to sizetype in inner_base construction.
1935 2007-10-25 Richard Guenther <rguenther@suse.de>
1937 * tree-flow.h (mem_sym_stats): Remove.
1938 (dump_mem_sym_stats_for_var): Declare.
1939 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1940 (mem_sym_stats): Move ...
1941 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1942 (mem_sym_score): Rename from ...
1943 (pscore): ... this. Remove.
1944 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1945 not the frequencies.
1946 (compare_mp_info_entries): Make sort stable by disambiguating
1949 2007-10-25 Ira Rosen <irar@il.ibm.com>
1951 PR tree-optimization/33866
1952 * tree-vect-transform.c (vectorizable_store): Check operands of all
1953 the stmts in the group of strided accesses. Get def stmt type for each
1954 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1956 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1958 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1959 (Yt): Rename register constraint to Y2.
1960 * config/i386/sse.md: Use renamed register constraints.
1961 * config/i386/mmx.md: Ditto.
1962 * config/i386/i386.md: Ditto.
1964 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1966 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1968 2007-10-24 Chao-ying Fu <fu@mips.com>
1970 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1971 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1973 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1974 Olga Golovanevsky <olga@il.ibm.com>
1976 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1977 the compiler that wr.wrap and wr.domain are initialized in
1980 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1982 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1983 to print gcov_type values.
1985 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1987 * config/avr/avr.h: Do not include progmem_section definition when
1988 building with IN_TARGET_LIBS.
1990 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1993 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1994 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1995 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1996 (mips_orphaned_high_part_p: New functions.
1997 (mips_avoid_hazard): Don't check INSN_P here.
1998 (mips_avoid_hazards): Rename to...
1999 (mips_reorg_process_insns): ...this. Cope with
2000 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2001 or turn them into nops.
2002 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2003 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2004 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2005 (mips_override_options): Set flag_delayed_branch to 0.
2007 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2009 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2010 MIPS-specific implementation details.
2011 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2012 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2013 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2014 for targets with movmemsi.
2015 (MOVE_BY_PIECES_P): Define.
2016 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2017 (mips_block_move_loop): Add a bytes_per_iter argument.
2018 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2019 Update call to mips_block_move_loop.
2021 2007-10-24 Michael Matz <matz@suse.de>
2024 * var-tracking.c (variable_union): Don't break after one loop
2025 iteration but only when a difference is found.
2026 (dump_variable): Also print DECL_UID.
2028 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2030 * ipa-type-escape.h: Expose function
2031 is_array_access_through_pointer_and_index.
2033 (is_array_access_through_pointer_and_index):
2034 Add three new parameters. Add support of
2035 POINTER_PLUS_EXPR tree code.
2037 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2039 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2040 * tree-pass.h: Add pass_ipa_struct_reorg.
2041 * common.opt: Add ipa-struct-reorg flag.
2042 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2043 * passes.c: Add pass pass_ipa_struct_reorg.
2044 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2045 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2047 2007-10-24 Ira Rosen <irar@il.ibm.com>
2049 PR tree-optimization/33804
2050 * tree-vect-transform.c (vectorizable_operation): Remove the
2051 checks that the vectorization is worthwhile from the transformation
2054 2007-10-24 Ira Rosen <irar@il.ibm.com>
2056 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2057 vectype cannot be determined for the scalar type.
2058 (vect_analyze_slp_instance): Likewise.
2059 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2060 return type to bool. Return false if vectype cannot be determined
2061 for the scalar type.
2062 (vect_get_constant_vectors): Return false if vectype cannot be
2063 determined for the scalar type.
2064 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2065 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2066 vectorizable_reduction): Likewise.
2068 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2070 * config.gcc: For a FreeBSD target, parse the value of ${target}
2071 to determine the value of FBSD_MAJOR, instead of adding an
2072 explicit check for every possible FreeBSD major version.
2074 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2076 PR rtl-optimization/33846
2077 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2079 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2081 PR tree-optimization/33860
2082 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2083 interleaved accesses in case the dr is inside the inner-loop during
2084 outer-loop vectorization.
2086 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2088 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2089 Document MEM_POINTER. Replace mentions of "integrated"
2090 field with "return_val". Delete outdated stuff.
2092 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2094 * config/rs6000/rs6000.c (rs6000_override_options): Set
2095 rs6000_altivec_abi on AIX.
2096 (conditional_register_usage): Set VR20:31 fixed on AIX.
2098 2007-10-23 Richard Guenther <rguenther@suse.de>
2100 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2103 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2104 David S. Miller <davem@davemloft.net>
2106 * df-scan.c (df_get_call_refs): Mark global registers as both a
2107 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2109 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2111 PR tree-optimization/33834
2112 PR tree-optimization/33835
2113 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2114 stmts need to be checked for success seperately.
2115 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2116 Remove the check that stmt is not LIVE.
2117 (vectorizable_assignment, vectorizable_induction): Likewise.
2118 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2119 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2121 (vectorizable_live_operation): Check that op is not NULL.
2123 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2125 * doc/invoke.texi (Optimization Options): In the summary, show
2126 that the value for options -falign-jumps, -falign-labels,
2127 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2128 -fsched-stalled-insns-dep is optional. In the summary, show that
2129 -fsched-stalled-insns takes an optional argument and that
2130 -fparallelize-loops takes an argument. Add opindex for several
2131 optimization options, and fix typos in the opindex commands for
2132 several others. In the descriptions for -fsched-stalled-insns
2133 and -fsched-stalled-insns-dep, show the options with and without
2136 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2138 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2140 * config/avr/avr.h (LINK_SPEC): Likewise.
2141 (CRT_BINUTILS_SPECS): Likewsie.
2142 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2144 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2146 PR rtl-optimization/33644
2147 * cfgcleanup.c: Do not include dce.h.
2148 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2149 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2150 * dce.c (something_changed): Delete.
2151 (libcall_dead_p): New predicate.
2152 (delete_unmarked_insns): Use it to delete dead libcalls.
2153 Deal with REG_LIBCALL and REG_RETVAL notes.
2154 (prescan_libcall_for_dce): New function.
2155 (prescan_insns_for_dce): Use it to deal with libcalls.
2156 (mark_reg_dependencies): Do nothing special for libcalls.
2157 (dce_process_block): Likewise.
2158 (fast_dce): Delete unused local variable.
2159 (run_fast_dce): Do not return a value.
2160 * dce.h (struct df): Delete.
2161 (run_fast_dce): Adjust prototype.
2162 * optabs.c (libcall_id): Delete.
2163 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2164 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2165 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2166 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2167 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2168 notes instead of REG_LIBCALL_ID notes.
2169 * reg-notes.def (LIBCALL_ID): Delete.
2170 * Makefile.in (see.o): Add dce.h dependency.
2171 (cfgcleanup.o): Remove dce.h dependency.
2173 2007-10-22 Michael Matz <matz@suse.de>
2175 PR tree-optimization/33855
2176 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2179 2007-10-22 Ira Rosen <irar@il.ibm.com>
2181 PR tree-optimization/33854
2182 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2183 FLOAT_EXPR to the list of promotion operations.
2185 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2189 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2190 (print_reg): Print register prefix only with AT&T asm syntax.
2191 Support pc_rtx for RIP register.
2192 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2193 relative addressing. Always print segment register prefix with AT&T
2194 asm syntax and never with Intel asm syntax.
2195 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2196 Fix prefix for 16-byte XFmode operands.
2197 (output_addr_const_extra): Support Intel asm syntax.
2198 (x86_file_start): Don't use register prefix with Intel asm syntax.
2199 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2200 ("return_internal_long"): Fix Intel asm syntax output.
2201 ("set_got_rex64"): Support Intel asm syntax.
2202 ("set_rip_rex64"): Likewise.
2203 ("set_got_offset_rex64"): Likewise.
2204 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2206 ("*tls_global_dynamic_64"): Likewise.
2207 ("*tls_local_dynamic_base_64"): Likewise.
2208 ("*load_tp_si")("*load_tp_di"): Likewise.
2209 ("*add_tp_si")("*add_tp_di"): Likewise.
2210 ("*tls_dynamic_lea_64"): Likewise.
2211 ("*sibcall_value_1_rex64_v"): Likewise.
2212 ("stack_tls_protect_set_si"): Likewise.
2213 ("stack_tls_protect_set_di"): Likewise.
2214 ("stack_tls_protect_test_si"): Likewise.
2215 ("stack_tls_protect_test_di"): Likewise.
2216 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2218 ("*movv2sf_internal_rex64"): Likewise.
2219 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2220 (__get_cpuid_max): Likewise.
2222 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2224 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2225 the STRICT_P argument type "bool" rather than "int".
2226 (mips_legitimate_address_p): Likewise.
2227 (fp_register_operand, lo_operand): Delete.
2228 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2229 (mips_emit_scc): Rename to...
2230 (mips_expand_scc): ...this.
2231 (gen_conditional_branch): Rename to...
2232 (mips_expand_conditional_branch): ...this.
2233 (gen_conditional_move): Rename to...
2234 (mips_expand_conditional_move): ...this.
2235 (mips_gen_conditional_trap): Rename to...
2236 (mips_expand_conditional_trap): ...this and take an rtx code instead
2237 of an operands array.
2238 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2240 (mips_emit_fcc_reload): Rename to...
2241 (mips_expand_fcc_reload): ...this.
2242 (init_cumulative_args): Rename to...
2243 (mips_init_cumulative_args): ...this and remove the libname argument.
2244 (function_arg_advance): Rename to...
2245 (mips_function_arg_advance): ...this.
2246 (function_arg): Rename to...
2247 (mips_function_arg): ...this and use "rtx" instead of
2249 (function_arg_boundary): Rename to...
2250 (mips_function_arg_boundary): ...this.
2251 (mips_expand_unaligned_load): Rename to...
2252 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2253 and BITPOS arguments type "HOST_WIDE_INT".
2254 (mips_expand_unaligned_store): Rename to...
2255 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2256 and BITPOS arguments type "HOST_WIDE_INT".
2257 (override_options): Rename to...
2258 (mips_override_options): ...this.
2259 (print_operand): Rename to...
2260 (mips_print_operand): ...this.
2261 (print_operand_address): Rename to...
2262 (mips_print_operand_address): ...this.
2263 (mips_output_ascii): Remove the PREFIX argument.
2264 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2266 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2267 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2268 of "struct rtx_def *".
2269 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2271 (build_mips16_call_stub): Delete.
2272 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2273 (mips_use_ins_ext_p): Give the second and third arguments type
2274 "HOST_WIDE_INT" rather than "rtx".
2275 * config/mips/mips.h: Update after the above changes. Tweak comments
2277 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2278 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2279 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2280 element type from "char" to "bool".
2281 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2282 (mips_cpu_info_table): Delete.
2283 * config/mips/mips.md: Update after the above changes. Tweak some
2285 * config/mips/mips-ps-3d.md: Likewise.
2286 * config/mips/mips.c: Tweak comments and formatting.
2287 Use NULL-like macros rather than 0 in various places.
2288 (mips_section_threshold): Rename to...
2289 (mips_small_data_threshold): ...this and give it an unsigned type.
2290 (num_source_filenames): Remove explicit initialization.
2291 (sdb_label_count): Likewise.
2292 (sym_lineno): Delete.
2293 (set_noat): Make static.
2294 (mips_branch_likely): Likewise, and give it type "bool".
2295 (mips_isa_info): Rename to...
2296 (mips_isa_option_info): ...this.
2297 (mips_flag_delayed_branch): Rename to...
2298 (mips_base_delayed_branch): ...this.
2299 (mips_split_addresses): Delete.
2300 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2301 element type from "char" to "bool".
2302 (mips_regno_to_class): Add an explicit array size.
2303 (mips16_flipper): Change from type "int" to type "bool".
2304 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2305 (mips_tls_operand_p): Rename to...
2306 (mips_tls_symbol_p): ...this.
2307 (mips_global_symbol_p): Remove redundant "const".
2308 (mips_offset_within_alignment_p): Simplify.
2309 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2310 to STRICT_P and give it type bool.
2311 (mips_valid_base_register_p): Likewise.
2312 (mips_classify_address): Likewise.
2313 (mips_legitimate_address_p): Likewise.
2314 (mips16_unextended_reference_p): Take the offset as an
2315 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2316 (mips_const_insns): Use IN_RANGE.
2317 (mips_force_temporary): Remove an unnecessary copy_rtx.
2318 (mips16_gp_pseudo_reg): Simplify.
2319 (mips_split_symbol): Remove an unnecessary copy_rtx.
2320 (mips_legitimize_tls_address): Only create registers if we need them.
2321 (mips_legitimize_address): Use mips_split_plus.
2322 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2323 variable COST to NUM_OPS.
2324 (mips_legitimize_move): Use gen_lowpart.
2325 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2326 (m16_check_op): Use IN_RANGE.
2327 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2328 (mips_split_doubleword_move): Pass booleans to mips_subword.
2329 (mips_output_move): Store the mode in a local variable.
2330 Explicitly assert that this function does not deal with
2331 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2332 cases more consistent.
2333 (mips_relational_operand_ok_p): Rename to...
2334 (mips_int_order_operand_ok_p): ...this.
2335 (mips_canonicalize_comparison): Rename to...
2336 (mips_canonicalize_int_order_test): ...this.
2337 (mips_emit_int_relational): Rename to...
2338 (mips_emit_int_order_test): ...this. Store the mode in a local
2340 (mips_reverse_fp_cond_p): Rename to...
2341 (mips_reversed_fp_cond): ...this.
2342 (mips_emit_compare): Make the order of the statements more consistent.
2343 (mips_emit_scc): Rename to...
2344 (mips_expand_scc): ...this.
2345 (gen_conditional_branch): Rename to...
2346 (mips_expand_conditional_branch): ...this.
2347 (gen_conditional_move): Rename to...
2348 (mips_expand_conditional_move): ...this. Build the condition
2349 separately from the main pattern.
2350 (mips_gen_conditional_trap): Rename to...
2351 (mips_expand_conditional_trap): ...this and take an rtx code instead
2352 of an operands array. Simplify.
2353 (init_cumulative_args): Rename to...
2354 (mips_init_cumulative_args): ...this. Use memset rather than a
2355 copy from a zeroed static. Use prototype_p and stdarg_p.
2356 (mips_arg_info): Rename to...
2357 (mips_get_arg_info): ...this and put the INFO argument first.
2358 (function_arg): Rename to...
2359 (mips_function_arg): ...this and use "rtx" instead of
2360 "struct rtx_def *". Only split structures into chunks if
2361 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2362 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2363 comparison with REAL_TYPE. Rename local variable REG to REGNO
2364 and make it unsigned.
2365 (function_arg_advance): Rename to...
2366 (mips_function_arg_advance): ...this.
2367 (function_arg_boundary): Rename to...
2368 (mips_function_arg_boundary): ...this.
2369 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2371 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2372 comparison with REAL_TYPE.
2373 (mips_function_value): Remove the FUNC argument. Rename local
2374 variable UNSIGNEDP to UNSIGNED_P.
2375 (mips_return_in_memory): Use IN_RANGE.
2376 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2377 to FUNCTION_ARG_ADVANCE.
2378 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2379 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2380 SIZE and RSIZE if needed.
2381 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2383 (build_mips16_function_stub): Rename to...
2384 (mips16_build_function_stub): ...this.
2385 (build_mips16_call_stub): Rename to...
2386 (mips16_build_call_stub): ...this. Make static, and return a
2387 "bool" rather than an "int". Rename the ARG_SIZE argument to
2388 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2389 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2390 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2392 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2393 are not sibling ones.
2394 (mips_emit_fcc_reload): Rename to...
2395 (mips_expand_fcc_reload): ...this.
2396 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2398 (mips_expand_unaligned_load): Rename to...
2399 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2400 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2402 (mips_expand_unaligned_store): Rename to...
2403 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2404 and BITPOS arguments type "HOST_WIDE_INT".
2405 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2406 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2408 (mips_init_split_addresses): Replace with...
2409 (mips_split_addresses_p): ...this new function.
2410 (mips_init_relocs): Check mips_split_addresses_p () rather than
2411 mips_split_addresses. Always initialize mips_split_p with booleans.
2412 (print_operand_reloc): Rename to...
2413 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2415 (print_operand): Rename to...
2416 (mips_print_operand): ...this.
2417 (print_operand_address): Rename to...
2418 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2419 (mips_in_small_data_p): Simplify.
2420 (mips_output_ascii): Remove the PREFIX argument and "register"
2421 keywords. Use the STRING parameter directly and cast to
2423 (mips16e_collect_argument_save_p): Use IN_RANGE.
2424 (mips_function_has_gp_insn): Simplify.
2425 (mips_set_return_address): Use BITSET_P.
2426 (mips_restore_gp): Use a separate statement to pick the base
2428 (mips_output_function_prologue): Use a local FRAME variable.
2429 (mips_save_reg): Pass booleans to mips_subword.
2430 (mips_expand_prologue): Use a local FRAME variable. Use
2431 cprestore_size to detect when .cprestore is needed.
2432 (mips_restore_reg): Use GP_REG_FIRST.
2433 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2434 rather than "int". Use local FRAME and REGNO variables.
2435 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2436 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2438 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2439 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2440 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2441 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2442 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2443 (builtin_description): Rename to...
2444 (mips_builtin_description): ...this.
2445 (mips_bdesc): Rename to...
2446 (mips_ps_bdesc): ...this.
2447 (sb1_bdesc): Rename to...
2448 (mips_sb1_bdesc): ...this.
2449 (dsp_bdesc): Rename to...
2450 (mips_dsp_bdesc): ...this.
2451 (dsp_32only_bdesc): Rename to...
2452 (mips_dsp_32only_bdesc): ...this.
2453 (bdesc_map): Rename to...
2454 (mips_bdesc_map): ...this.
2455 (bdesc_arrays): Rename to...
2456 (mips_bdesc_arrays): ...this.
2457 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2458 Tweak error message.
2459 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2460 Rename local variables I and J to OPNO and ARGNO respectively.
2461 Assert that the number of arguments is no more than the number of
2463 (mips_expand_builtin_compare): Use an array of arguments rather
2464 than an array of operands. Assert that the number of operands is
2466 (add_constant): Rename to...
2467 (mips16_add_constant): ...this. Use XNEW.
2468 (dump_constants_1): Rename to...
2469 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2470 (dump_constants): Rename to...
2471 (mips16_emit_constants): ...this.
2472 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2473 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2474 Assign mips16_p to was_mips16_p.
2475 (mips_parse_cpu): Tweak warning message.
2476 (override_options): Rename to...
2477 (mips_override_options): ...this. Move the mips_cost initialization
2478 out of the "shared with GAS" block. Quote option names in error
2480 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2481 (mips_order_regs_for_local_alloc): Remove register keyword.
2483 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2485 * system.h (IN_RANGE): Cast each argument individually.
2487 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2489 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2490 MIPS16 code unless using o32 or o64.
2492 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2494 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2495 for modes smaller than 4 bytes.
2496 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2499 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2501 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2502 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2503 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2504 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2506 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2508 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2509 sibling calls to "mips16" functions if the function satisfies
2510 const_call_insn_operand.
2512 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2514 * config/mips/mips.c (mips_va_start): Fix types in calls
2517 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2519 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2522 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2524 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2525 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2526 instead of checking mips_isa.
2528 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2530 * doc/invoke.texi (-mpaired-single): Don't say that the option
2531 requires 64-bit code.
2532 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2533 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2534 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2535 V2SF if ISA_MIPS32R2.
2536 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2537 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2538 to ISA_HAS_NMADD_NMSUB.
2539 (mips_split_doubleword_move): Handle V2SF.
2540 (mips_modes_tieable_p): New function.
2541 (override_options): Report a warning rather than an error when
2542 -mpaired-single is used on ISAs that don't support it; use
2543 ISA_HAS_PAIRED_SINGLE to check that case.
2544 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2545 and DF move splitters with a single MOVE64 splitter, thereby adding
2546 a V2SF splitter too.
2547 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2548 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2549 (HALFMODE): Add V2SF.
2550 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2551 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2552 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2553 (movv2sf_hardfloat_32bit): New pattern.
2554 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2555 TARGET_DOUBLE_FLOAT conditions.
2557 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2559 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2560 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2561 64-bit register in 64-bit libgcc.
2563 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2565 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2566 * config/avr/avr.h (LINK_SPEC): Likewise.
2567 (CRT_BINUTILS_SPECS): Likewsie.
2568 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2570 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2572 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2573 and -Wfatal-errors together.
2575 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2578 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2579 change for vrsave, ie restore after frame pop.
2581 2007-10-19 David S. Miller <davem@davemloft.net>
2583 * config/sparc/niagara2.md: Fix copyright notice.
2585 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2587 PR tree-optimization/23820
2588 PR tree-optimization/24309
2589 PR tree-optimization/33766
2590 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2591 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2592 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2593 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2594 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2595 (linear_transform_loops): Use perfect_loop_nest_depth.
2596 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2597 should have a single condition: their exit.
2599 2007-10-19 Richard Guenther <rguenther@suse.de>
2603 * stor-layout.c (layout_type): Assert that aggregates do not
2604 have their alias sets set.
2605 * alias.c (get_alias_set): Return alias set zero for incomplete
2606 types, return the alias set of the element for incomplete array
2607 types, but do not remember these.
2609 2007-10-19 Richard Guenther <rguenther@suse.de>
2612 2007-10-19 Richard Guenther <rguenther@suse.de>
2615 * tree.c (build_array_type): Do not re-layout unbound array
2618 2007-10-19 Richard Guenther <rguenther@suse.de>
2621 * tree.c (build_array_type): Do not re-layout unbound array
2624 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2626 * config/mips/mips.c (mips_canonicalize_comparison): Check
2627 mips_relational_operand_ok_p before trying to rewrite the test.
2628 Only calculate PLUS_ONE if needed.
2629 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2632 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2634 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2637 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2639 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2640 the call uses the incoming value of $2.
2642 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2644 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2645 rather then gen_rtx_MEM.
2646 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2648 (mips_set_return_address): Likewise.
2649 (mips_restore_gp): Likewise.
2651 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2653 * config/mips/mips.c (gpr_mode): Delete.
2654 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2655 instead of gpr_mode.
2656 (mips_for_each_saved_reg): Likewise.
2657 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2658 (override_options): Don't initialize gpr_mode.
2659 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2661 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2663 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2665 (mips_class_max_nregs): Calculate the smallest consituent register
2666 size and use that to determine an upper bound on the number of
2669 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2671 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2673 (mips_expand_epilogue): ...here.
2674 (mips_mdebug_abi_name): New function, split out from...
2675 (mips_file_start): ...here.
2676 (mips_hard_regno_mode_ok_p): New function, split out from...
2677 (override_options): ...here.
2678 (mips_expand_builtin_1): New function, split out from...
2679 (mips_expand_buitin): ...here. Abort if we don't recognize
2682 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2684 * config/mips/mips.c (build_mips16_function_stub): Load the
2685 target address into $1 before transfering the arguments.
2686 Don't use ".set noreorder".
2687 (build_mips16_call_stub): Likewise.
2689 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2691 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2692 (mips_output_64bit_xfer): Likewise.
2693 (mips16_fp_args): Rename to...
2694 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2695 with a DIRECTION argument. Use mips_output_32bit_xfer and
2696 mips_output_64bit_xfer.
2697 (build_mips16_function_stub): Update accordingly.
2698 (mips16_fpret_double): Delete.
2699 (build_mips16_call_stub): Update after above changes.
2700 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2701 of mips16_fpret_double. Use GP_REG_RETURN.
2703 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2705 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2706 use asm_out_file instead.
2707 (build_mips16_function_stub): Likewise.
2708 (build_mips16_call_stub, mips_output_function_prologue): Update
2711 2007-10-18 David S. Miller <davem@davemloft.net>
2713 Add Niagara-2 support.
2714 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2715 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2716 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2717 (include): Add inclusion of niagara2.md
2718 * config/sparc/sparc.c (niagara2_costs): New.
2719 (sparc_override_options): Add niagara2 entry to cpu_default[]
2720 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2721 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2722 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2723 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2724 (sparc64_initialize_trampoline): Likewise.
2725 (sparc_use_sched_lookahead): Likewise.
2726 (sparc_issue_rate): Likewise.
2727 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2729 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2730 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2731 TARGET_CPU_niagara2.
2732 (PROCESSOR_NIAGARA2): New.
2733 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2734 (BRANCH_COST): Likewise.
2735 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2736 * config/sparc/sol2.h: Likewise.
2737 * config/sparc/niagara2.md: New file.
2739 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2741 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2743 (mips_compute_frame_info): Remove associated code.
2744 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2746 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2748 * config/mips/mips-protos.h (compute_frame_size): Delete.
2749 * config/mips/mips.h: Update comments.
2750 * config/mips/mips.c (mips_frame_info): Remove initialized.
2751 (compute_frame_size): Rename to...
2752 (mips_compute_frame_info): ...this and make static. Remove the
2753 SIZE argument and return no value. Remove the setting of initialized.
2754 Update rest of file accordingly.
2755 (mips_set_return_address): Don't call compute_frame_size.
2756 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2757 Don't call compute_frame_size.
2759 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2761 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2762 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2763 mips_hard_frame_pointer_required.
2764 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2765 large MIPS16 frames.
2766 * config/mips/mips.c (mips_frame_pointer_required): New function.
2768 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2770 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2771 and hard_frame_pointer_offset.
2772 (mips_debugger_offset): Use hard_frame_pointer_offset.
2773 (mips16e_collect_argument_save_p): Likewise.
2774 (compute_frame_size): Initialize arg_pointer_offset and
2775 hard_frame_pointer_offset.
2776 (mips_initial_elimination_offset): Use them.
2777 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2778 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2780 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2782 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2784 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2785 "unsigned int" rather than "int" and put them with the other
2786 register-related fields. Put expanded comments above fields
2787 rather than to their right.
2788 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2789 with a NUM_REGS_PTR argument.
2790 (mips16e_save_restore_pattern_p): Update accordingly.
2791 (compute_frame_size): Clarify frame diagram. Rewrite.
2793 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2795 * config/mips/mips-ftypes.def: New file.
2796 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2797 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2798 (mips_function_type): Redefine using mips-ftypes.def.
2799 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2800 (mips_builtin_vector_type): New function.
2801 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2802 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2803 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2804 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2806 (mips_build_function_type): New function.
2807 (mips_init_builtins): Use it to create types lazily.
2809 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2811 * config/mips/mips.h (set_volatile): Delete.
2812 * config/mips/mips.c (set_volatile): Delete.
2813 (mips_print_operand_punctuation): New function, split out from
2814 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2815 Use the same character ordering in the code and the comments.
2816 Use a recursive call to handle '*'. Abort on unknown characters.
2817 (mips_init_print_operand_punct): New function, split out from
2819 (mips_print_int_branch_condition): New function, split out from
2820 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2821 to report unexpected codes.
2822 (mips_print_float_branch_condition): New function, split out from
2823 print_operand. Use output_operand_lossage to report unexpected codes.
2824 (print_operand): Rework to use a case statement. Use the
2825 same letter ordering in the code and the comments. Use
2826 output_operand_lossage to report unexpected codes and
2827 reverse_condition to handle inverted branch conditions.
2828 (override_options): Use mips_init_print_operand_punct.
2830 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2832 * config/mips/mips.h: Move variable declarations to end of file and
2833 enclose them all in #ifndef USED_FOR_TARGET.
2834 * config/mips/mips.c: Reorder functions into more logical groups,
2835 and so that callees appear before callers. Put the targetm
2836 initializer at the end of the file. Remove forward static
2837 declarations where possible.
2838 (mips_init_builtins): Add "static" to definition.
2839 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2841 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2843 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2844 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2845 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2846 (mips_set_mips16_mode): Initialize min_anchor_offset and
2847 max_anchor_offset directly to constants.
2849 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2851 * config/mips/mips.c: Delete trailing whitespace.
2853 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2855 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2856 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2858 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2859 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2861 2007-10-18 David Daney <ddaney@avtrex.com>
2863 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2864 reg_offset variable to calculate register locations.
2866 2007-10-18 Richard Guenther <rguenther@suse.de>
2868 * tree-ssa.c (uid_ssaname_map_eq): New function.
2869 (uid_ssaname_map_has): Likewise.
2870 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2871 * tree-flow.h (struct gimple_df): Make default_defs a
2873 * tree-dfa.c (gimple_default_def): Deal with it.
2874 (set_default_def): Likewise.
2876 2007-10-18 Richard Guenther <rguenther@suse.de>
2878 * tree-flow.h (struct gimple_df): Make referenced_vars
2880 (uid_decl_map_eq): Declare.
2881 (uid_decl_map_hash): Likewise.
2882 * tree-ssa.c (uid_decl_map_eq): New function.
2883 (uid_decl_map_hash): Likewise.
2884 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2885 * tree-flow-inline.h (first_referenced_var): Deal with
2886 the referenced_vars representation change.
2887 (next_referenced_var): Likewise.
2888 * tree-dfa.c (referenced_var_lookup): Likewise.
2889 (referenced_var_check_and_insert): Likewise.
2890 (remove_referenced_var): Likewise.
2892 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2894 * config/mips/mips.c (mips_dwarf_register_span): New.
2895 (TARGET_DWARF_REGISTER_SPAN): Define.
2897 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2899 * config.gcc : update score-*-elf(extra_objs).
2900 * config/score/mac.md : Remove.
2901 * config/score/misc.md : Remove.
2902 * config/score/score7.md : Remove.
2903 * config/score/score-mdaux.h : Remove.
2904 * config/score/score-mdaux.c : Remove.
2905 * config/score/score-version.h : Remove.
2906 * config/score/score-generic.md : New.
2907 * config/score/score3.h : New.
2908 * config/score/score3.c : New.
2909 * config/score/score7.h : New.
2910 * config/score/score7.c : New.
2911 * config/score/mul-div.S : add flush_cache score3 support.
2912 * config/score/elf.h : Fix some typos.
2913 * config/score/score.md : merge score3 and score7 pattern.
2914 * config/score/score.c : use to seperate which target it used.
2915 * config/score/score.h : use to seperate the target macro.
2916 * config/score/score.opt : remove -mmac option , add -mscore3,
2917 -mscore3d and -march OPTION support.
2919 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2921 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2922 that the offset of a variable is not greater than the size
2925 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2927 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2928 atmega88p, atmega168p and atmega328p devices.
2929 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2930 (CRT_BINUTILS_SPECS): (Ditto.).
2931 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2933 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2935 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2937 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2938 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2939 (print_insn): Move declaration to ...
2940 * rtl.h (print_insn): ... here.
2942 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2944 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2945 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2946 m68k_sched_branch_type): Move declarations to ...
2947 * config/m68/m68k-protos.h: ... here.
2949 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2951 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2953 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2955 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2956 * config/avr/avr.h (LINK_SPEC): Likewise.
2957 (CRT_BINUTILS_SPECS): Likewsie.
2958 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2960 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2962 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2963 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2964 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2966 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2969 * reg-stack.c (move_for_stack_reg): Swap input argument of
2970 UNSPEC_TAN insn to the top of the stack.
2972 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2975 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2976 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2977 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2978 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2979 immediate shift value.
2980 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2981 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2982 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2983 Remove macros for !__OPTIMIZE__ case.
2985 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2987 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2989 (perform_var_substitution): Only DFS from real nodes. Don't test
2991 (unite_pointer_equivalences): Fix broken test.
2993 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2995 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2996 altivec sp_offset. Rearrange sp_offset assignments to
2997 correspond to stack adjustments. Use frame_reg_rtx for
2998 SPE register restores. Correct SPE stack adjustment.
3000 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3002 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3003 * toplev.c (check_global_declaration_1): Use appropriate warning
3004 option instead of unnamed warning.
3005 * stor-layout.c (layout_decl): Likewise.
3006 * c-typeck.c (build_conditional_expr): Likewise.
3007 (build_compound_expr): Fix wrong comment.
3008 (build_binary_op): Use appropriate warning option instead of
3010 * cfgexpand.c (tree_expand_cfg): Likewise.
3011 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3012 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3013 (execute_warn_function_return): Likewise.
3014 * stmt.c (warn_if_unused_value): Likewise.
3016 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3018 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3019 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3021 (CRT_BINUTILS_SPECS): Likewsie.
3022 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3024 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3027 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3029 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3031 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3032 (fini_dce): Only release them for the fast pass.
3033 (end_ud_dce): Delete.
3034 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3035 Call fini_dce instead of end_ud_dce.
3036 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3037 (run_fast_df_dce): Reset df_in_progress to false on exit.
3039 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3040 Maxim Kuvyrkov <maxim@codesourcery.com>
3042 * target.h (unspec_may_trap_p): New target hook.
3043 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3044 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3046 * targhooks.h (default_unspec_may_trap_p): Declare it.
3047 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3048 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3049 * rtl.h (may_trap_p_1): Declare.
3051 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3052 override default hook implementation.
3053 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3056 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3058 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3059 options enabled by Wextra and mention Wuninitialized.
3061 2007-10-15 Nigel Stephens <nigel@mips.com>
3063 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3065 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3067 PR tree-optimization/33136
3068 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3070 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3072 PR tree-optimization/33735
3073 PR tree-optimization/33572
3074 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3075 2007-10-09's change.
3076 * except.c (duplicate_eh_regions): Don't look for prev_try
3077 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3079 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3082 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3083 __builtin_va_arg_pack-containing call stmt.
3085 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3087 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3090 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3092 PR tree-optimization/33619
3093 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3096 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3098 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3100 2007-10-15 Richard Guenther <rguenther@suse.de>
3102 * fold-const.c (extract_array_ref): Remove.
3103 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3104 generic address expression comparison folding. Remove
3105 the folding that used extract_array_ref.
3107 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3110 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3111 speculation type of insn can be changed before trying to do that.
3113 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3115 * dse.c (struct insn_info): Add 'frame_read' field.
3116 (scan_insn): For the call to a const function, set frame_read if
3117 reload has been run.
3118 If the insn reads the frame, kill the frame related stores.
3119 (scan_reads_nospill): Likewise.
3121 2007-10-14 Jason Merrill <jason@redhat.com>
3123 * tree-eh.c (optimize_double_finally): Don't assume that the
3124 cleanup we're duplicating is only one statement.
3126 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3128 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3129 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3130 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3131 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3132 tree-vect-transform.c: Fix comment typos.
3133 * doc/extend.texi: Fix a typo.
3135 * c-common.h: Remove the prototype for c_expand_body.
3136 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3137 * tree.h: Remove the prototype for fold_build_call_expr.
3139 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3141 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3143 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3145 * config/rs6000/aix53.h: New file.
3146 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3147 (TARGET_ALTIVEC_ABI): Same.
3148 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3149 (TARGET_ALTIVEC_ABI): Delete.
3150 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3151 stanza defaulting to aix5.3.
3153 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3155 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3156 (strmov): Use defined constants.
3157 (cmpstrnsi): Likewise.
3158 * config/i386/i386.c (decide_alg): Use defined constants.
3159 (ix86_expand_strlen): Likewise.
3161 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3163 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3164 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3165 (mode_for_reg_attrs, var_lowpart): New functions.
3166 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3167 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3168 or copy is known, set LOC to the SET that performs the set, instead
3170 (find_src_status, find_src_set_src): Remove LOC parameter.
3171 Replace INSN with the source value.
3172 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3173 handling MO_SET and MO_COPY. Update the calls to find_src_status
3174 and find_src_set_src.
3176 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3179 * config/i386/i386.md (strmov): Check for esi and edi usage.
3180 * config/i386/i386.c (decide_alg): Check whether we can use a
3181 rep prefix and adjust algorithm choice accordingly.
3182 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3184 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3186 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3188 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3190 * global.c (build_insn_chain): Formatting fixes.
3192 2007-10-12 Richard Guenther <rguenther@suse.de>
3194 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3195 combining both operands require either both have single uses
3196 or combining to a constant.
3198 2007-10-12 Richard Guenther <rguenther@suse.de>
3201 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3202 a rhs with side-effects or which is a load.
3203 (forward_propagate_into_cond): Also try combining both operands.
3205 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3207 PR tree-optimization/33742
3208 * tree-vect-transform.c (vectorizable_operation): Return false
3209 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3210 (vectorizable_call): Same for rhs_type and lhs_type.
3212 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3214 PR tree-optimization/33645
3215 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3216 pass it to walk_tree.
3217 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3218 When calling set_is_used on a VAR_DECL, if data is not NULL and
3219 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3220 DECL_INITIAL after clearing the bit in bitmap.
3221 (remove_unused_locals): Adjust mark_all_vars_used callers.
3222 Instead of removing unused global vars from unexpanded_var_list
3223 immediately record them in bitmap, call mark_all_vars_used on
3224 all used global vars from unexpanded_var_list and only purge
3225 global vars that weren't found used even during that step.
3227 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3229 * gthr-posix.h (__gthread_active_init): Create detached instead of
3230 joinable thread when testing whether threads are active on hppa-hpux.
3231 * gthr-posix95.h (__gthread_active_init): Likewise.
3233 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3236 * global.c (build_insn_chain): Include insn that occur between
3239 2007-10-11 Tom Tromey <tromey@redhat.com>
3241 * gengtype-yacc.y: Delete.
3243 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3245 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3246 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3247 function_value_32, function_value_64, function_value_ms_64,
3248 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3249 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3252 2007-10-11 Richard Guenther <rguenther@suse.de>
3254 * gcse.c (hash_scan_set): If the next nonnote insn is in
3255 a different basic block insert the set.
3257 2007-10-11 Richard Guenther <rguenther@suse.de>
3260 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3261 (verify_gimple_expr): Use it to verify pointer-to types for
3264 2007-10-11 Richard Guenther <rguenther@suse.de>
3267 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3268 the array element type.
3270 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3272 PR rtl-optimization/33638
3273 * dse.c (struct insn_info): Remove 'stack_read' field,
3274 add 'stack_pointer_based' field.
3275 (record_store): For a store with non-constant base, record
3276 whether it is stack pointer based.
3277 (scan_insn): For the call to a const function, remove stack
3278 pointer based stores from the list of local active stores.
3279 (scan_reads_nospill): Delete code dealing with const functions.
3281 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3283 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3285 (conflict_p, set_conflict, set_conflicts): Likewise.
3286 * global.c (global_alloc): Likewise.
3287 * ra.h: Update prototypes.
3289 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3291 * opth-gen.awk: Fixed generation of comment stating the origin
3294 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3297 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3298 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3299 and '%}', respectively.
3302 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3303 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3304 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3306 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3310 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3311 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3312 syntax for ASSEMBLER_DIALECT.
3313 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3315 2007-10-10 Revital Eres <eres@il.ibm.com>
3317 * modulo-sched.c (check_nodes_order): Dump the final order of
3319 (get_sched_window): Add dump info.
3320 (calculate_order_params): Dump order params of the nodes.
3322 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3325 * ra-conflict.c (record_one_conflict_between_regnos,
3326 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3327 (global_conflicts): Enhanced incorrect check.
3329 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3331 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3332 if flag_exceptions is not set.
3333 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3334 assemble_name rather than incorrectly emulating it.
3336 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3337 friends are removed from G++.
3339 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3341 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3342 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3343 enabling them is redundant. Don't check two times for
3346 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3348 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3350 (set_conflicts_for_earlyclobber): Likewise.
3351 (global_conflicts): Likewise.
3353 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3355 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3356 and '%}', respectively.
3358 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3360 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3361 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3363 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3366 2007-10-09 Richard Guenther <rguenther@suse.de>
3369 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3370 of referenced structure and component.
3372 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3375 * ra-conflict.c (record_one_conflict_between_regnos,
3376 set_conflicts_for_earlyclobber, global_conflicts): Improved
3378 (global_conflicts): Removed incorrect check.
3380 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3382 PR tree-optimization/33615
3383 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3384 if the statement might throw. Fix formatting.
3386 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3388 PR tree-optimization/33615
3389 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3390 if the rhs might throw.
3392 2007-10-09 Jan Hubicka <jh@suse.cz>
3394 * invoke.texi (align-threshold, align-loop-iterations): Document.
3395 * final.c: Include cfgloop.h, params.h
3396 (compute_alignments): Dump decisions and compare them with loop
3397 structure; honor given parameters.
3398 (pass_compute_alignments): New dump file.
3399 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3400 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3402 2007-10-09 James E. Wilson <wilson@specifix.com>
3404 PR tree-optimization/33655
3406 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3407 convert it to bitsizetype before size_binop call.
3409 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3411 PR tree-optimization/33572
3412 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3413 the absence of a corresponding edge from the exit block.
3415 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3418 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3420 (sra_build_assignment): Likewise. Set up mask depending on
3421 precision, not type.
3422 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3423 computing bit masks.
3424 (sra_build_elt_assignment): Don't view-convert from signed to
3426 (sra_explode_bitfield_assignment): Use bit-field type if
3427 possible. Use BYTES_BIG_ENDIAN.
3429 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3432 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3433 the original stmt can throw.
3434 (sra_build_bf_assignment): Fix type mismatch when applying negated
3437 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3439 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3440 '#pragma mark' to be executed at preprocessing time.
3442 2007-10-08 Ollie Wild <aaw@google.com>
3444 * varasm.c (compare_constant): Removed call to
3445 lang_hooks.expand_constant.
3446 (copy_constants): Removed call to lang_hooks.expand_constant.
3447 (compute_reloc_for_constant): Removed call to
3448 lang_hooks.expand_constant.
3449 (output_addressed_constants): Removed call to
3450 lang_hooks.expand_constant.
3451 (constructor_static_from_elts_p): Removed call to
3452 lang_hooks.expand_constant.
3453 (output_constant): Removed calls to lang_hooks.expand_constant.
3454 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3455 * langhooks-def.h (lhd_return_tree): Removed.
3456 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3457 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3458 * langhooks.c (lhd_return_tree): Removed.
3460 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3462 * combine.c (setup_incoming_promotions): Ensure that
3463 arguments that have not undergone mode promotions do not
3464 incorrectly get marked as being sign- or zero-extended.
3466 2007-10-08 Richard Guenther <rguenther@suse.de>
3471 * fold-const.c (fold_binary): Use correct types in folding
3472 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3473 and building of RROTATE_EXPR.
3475 2007-10-08 Richard Guenther <rguenther@suse.de>
3480 * fold-const.c (fold_binary): Use the correct types when
3481 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3482 (fold_binary): Use the correct types when folding
3483 (-A) - B to (-B) - A.
3484 (fold_unary): Use the correct types when folding ~(X).
3486 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3488 * doc/invoke.texi (Wall): fix formatting issues.
3490 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3492 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3493 truncated shift counts.
3495 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3497 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3498 syntax for ASSEMBLER_DIALECT.
3499 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3501 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3502 Nathan Froyd <froydnj@codesourcery.com>
3504 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3505 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3507 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3510 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3512 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3513 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3514 the function, temporarily point the debug interface to the null one.
3516 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3518 PR tree-optimization/33655
3520 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3523 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3525 PR tree-optimization/33572
3526 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3527 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3528 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3530 (copy_edges_for_bb): Handle nonlocal label edges.
3531 (make_nonlocal_label_edges): Deleted.
3532 (optimize_inline_calls): Don't call it.
3534 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3536 * gthr-single.h: Revert last change.
3538 2007-10-05 Michael Matz <matz@suse.de>
3541 * lower-subreg.c (decompose_multiword_subregs): Use
3542 validate_unshare_change().
3544 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3546 * ra-conflict.c: Include "sparseset.h".
3547 (conflicts): Change to HOST_WIDEST_FAST_INT.
3548 (allocnos_live): Redefine variable as a sparseset.
3549 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3551 (allocno_row_words): Removed global variable.
3552 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3553 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3554 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3555 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3557 (record_one_conflict): Update uses of allocnos_live to use
3558 the sparseset routines. Use set_conflicts_p.
3559 (mark_reg_store): Likewise.
3560 (set_reg_in_live): Likewise.
3561 (global_conflicts): Update uses of allocnos_live.
3562 Use the new adjacency list to visit an allocno's neighbors
3563 rather than iterating over all possible allocnos.
3564 Call set_conflicts_p to setup conflicts rather than adding
3566 * global.c: Comments updated.
3567 (CONFLICTP): Delete define.
3568 (regno_compare): New function. Add prototype.
3569 (global_alloc): Sort the allocno to regno mapping according to
3570 which basic blocks the regnos are referenced in. Modify the
3571 conflict bit matrix to a compressed triangular bitmatrix.
3572 Only allocate the conflict bit matrix and adjacency lists if
3573 we are actually going to allocate something.
3574 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3575 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3576 allocno's neighbors rather than iterating over all possible allocnos.
3577 (mirror_conflicts): Removed function.
3578 (dump_conflicts): Iterate over regnos rather than allocnos so
3579 that all dump output will be sorted by regno number.
3580 Use the FOR_EACH_CONFLICT macro.
3581 * ra.h: Comments updated.
3582 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3583 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3585 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3586 (adjacency_list_d, adjacency_iterator_d): New types.
3587 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3588 adjacency_iter_next, regno_basic_block): New static inline functions.
3589 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3590 (conflict_p): Add function prototype.
3591 * sparseset.h, sparseset.c: New files.
3592 * Makefile.in (OBJS-common): Add sparseset.o.
3593 (sparseset.o): New rule.
3595 2007-10-05 Richard Guenther <rguenther@suse.de>
3598 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3601 2007-10-05 Michael Matz <matz@suse.de>
3604 * function.c (match_asm_constraints_1): Check for input
3605 being used in the outputs.
3607 2007-10-05 Richard Guenther <rguenther@suse.de>
3609 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3611 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3614 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3615 subset checks. Make the cost of FPR -> FPR moves depend on
3616 mips_mode_ok_for_mov_fmt_p.
3618 2007-10-04 Doug Kwan <dougkwan@google.com>
3620 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3621 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3622 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3623 support of conditional variables.
3624 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3625 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3626 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3627 support of conditional variables.
3628 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3629 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3630 conditional variables.
3631 * gthr.h: Update comments to document new interface.
3633 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3635 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3638 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3640 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3642 2007-10-04 Richard Guenther <rguenther@suse.de>
3645 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3646 does not need to be of INTEGER_TYPE.
3647 (verify_gimple_2): New function split out from ...
3648 (verify_gimple_1): ... here. ICE if there was an error during
3651 2007-10-04 Michael Matz <matz@suse.de>
3653 PR rtl-optimization/33653
3654 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3655 * dse.c (scan_insn): Same.
3657 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3659 * config.gcc: Remove USE_GAS for m68k targets.
3661 2007-10-04 Richard Guenther <rguenther@suse.de>
3663 PR tree-optimization/33627
3664 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3665 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3667 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3668 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3670 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3672 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3673 commands_in_epilogues): Remove variables.
3674 (avr_file_start): Remove unneded initializations of commands_in_file,
3675 commands_in_prologues and commands_in_epilogues variables.
3676 (avr_file_end): Remove dead code.
3678 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3680 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3681 MOTOROLA is to true.
3683 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3686 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3687 (mips_split_doubleword_move): ...this.
3688 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3689 use natural endianness for multi-format FPR values.
3690 (mips_split_64bit_move): Rename to...
3691 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3692 Use move_doubleword_fpr* patterns for moves involving FPRs.
3693 (mips_save_reg): Update the call to mips_split_64bit_move.
3694 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3695 nonzero constant into an FPR if the constant can be forced to memory.
3696 * config/mips/mips.md: Update the splitter calls to
3697 mips_split_64bit_move.
3698 (UNSPEC_LOAD_DF_LOW): Rename to...
3699 (UNSPEC_LOAD_LOW): ...this.
3700 (UNSPEC_LOAD_DF_HIGH): Rename to...
3701 (UNSPEC_LOAD_HIGH): ...this.
3702 (UNSPEC_STORE_DF_HIGH): Rename to...
3703 (UNSPEC_STORE_WORD): ...this.
3704 (SPLITF): New mode iterator.
3705 (HALFMODE): New mode attribute.
3706 (movtf): New expander.
3707 (*movtf_internal): New define_insn_and_split.
3708 (move_doubleword_fpr<mode>): New expander.
3709 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3711 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3712 (mfhc1<mode>): ...these more general patterns.
3714 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3716 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3718 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3720 * gcse.c (hash_scan_set): Insert set in insn before note at
3721 the end of basic block.
3723 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3725 PR tree-optimization/33576
3726 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3727 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3728 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3729 (remove_iv): Declared.
3730 * lambda-code.c (remove_iv): Not static.
3731 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3732 Don't remove ivs there, save ivs in the buffer.
3734 2007-10-03 Jason Merrill <jason@redhat.com>
3737 * tree-eh.c (same_handler_p): New fn.
3738 (optimize_double_finally): New fn.
3739 (refactor_eh_r): New fn.
3740 (refactor_eh): New fn.
3741 (pass_refactor_eh): New pass.
3742 * tree-pass.h: Declare it.
3743 * passes.c (init_optimization_passes): Add it.
3745 2007-10-03 Doug Kwan <dougkwan@google.com>
3746 Richard Guenther <rguenther@suse.de>
3749 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3750 be conservative instead.
3752 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3755 * doc/invoke.texi (-fwhole-program): Document that Fortran
3756 doesn't support this option.
3758 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3761 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3764 2007-10-02 David Daney <ddaney@avtrex.com>
3766 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3767 against constant zero.
3768 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3771 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3773 * ra-conflict.c: New file.
3775 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3776 usage to DF_LIVE usage.
3777 (reload): Remove reference to df_get_live_top.
3778 * rtlanal.c (subreg_nregs_with_regno): New function.
3779 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3780 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3781 (df_has_eh_preds): Removed.
3782 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3783 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3785 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3786 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3787 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3788 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3789 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3790 (global_alloc): Turn off rescanning insns after call to
3791 global_conflicts and added call to set_preferences.
3792 (global_conflicts): Moved to ra-alloc.c.
3793 (set_preferences_1, set_preferences): New function.
3794 (mirror_conflicts): Changed types for various variables.
3795 (mark_elimination): Change DF_RA_LIVE
3796 usage to DF_LIVE usage.
3797 (build_insn_chain): Rewritten from scratch and made local.
3798 (print_insn_chain, print_insn_chains): New functions.
3799 (dump_conflicts): Do not print conflicts for fixed_regs.
3800 (rest_of_handle_global_alloc): Turn off insn rescanning.
3801 * hard-reg-set.h: Fixed comment.
3802 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3803 usage to DF_LIVE usage and delete refs to TOP sets.
3804 (block_alloc): Mark regs as live if they are in the artificial
3805 defs at top of block.
3806 (find_stack_regs): New function.
3807 (rest_of_handle_local_alloc): Changed urec problem to live
3808 problem and do not turn off df rescanning.
3809 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3810 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3811 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3812 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3813 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3814 fields in df_ref_flags. The rest have been renumbered.
3815 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3817 * rtl.h (subreg_nregs_with_regno): New function.
3818 * df-problems.c: (df_get_live_out, df_get_live_in,
3819 df_get_live_top): Removed reference to DF_RA_LIVE.
3820 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3821 df_live_alloc, df_live_reset, df_live_local_finalize,
3822 df_live_free): Make top set only if different from in set.
3823 (df_lr_top_dump, df_live_top_dump): Only print top set if
3824 different from in set.
3825 (df_lr_bb_local_compute): Removed unnecessary check.
3826 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3827 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3828 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3829 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3830 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3831 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3832 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3833 df_urec_add_problem): Removed.
3834 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3836 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3837 * basic_block.h (bb_has_abnormal_pred): New function.
3838 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3839 usage to DF_LIVE usage.
3841 2007-10-02 Revital Eres <eres@il.ibm.com>
3843 * config/rs6000/predicates.md (easy_vector_constant): Return false
3844 for 750CL paired vectors.
3845 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3847 (vec_initv2sf): Add new description.
3848 (vconcatsf): Likewise.
3849 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3850 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3852 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3854 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3855 sinking the last stmt in a BB.
3857 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3860 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3861 (sra_hash_tree): Handle BIT_FIELD_REFs.
3862 (sra_elt_hash): Don't hash bitfld blocks.
3863 (sra_elt_eq): Skip them in parent compares as well. Handle
3865 (build_element_name_1): Handle BIT_FIELD_REFs.
3866 (instantiate_element): Propagate nowarn from parents. Create
3867 BIT_FIELD_REF for variables that are widened by scalarization.
3868 Gimple-zero-initialize all bit-field variables that are not
3869 part of parameters that are going to be scalarized on entry.
3870 (instantiate_missing_elements_1): Return the sra_elt.
3871 (canon_type_for_field): New.
3872 (try_instantiate_multiple_fields): New. Infer widest possible
3873 access mode from decl or member type, but clip it at word
3874 size, and only widen it if a field crosses an alignment
3876 (instantiate_missing_elements): Use them.
3877 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3878 (scalar_bitfield_p): New.
3879 (sra_build_assignment): Optimize assignments from scalarizable
3880 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3883 (sra_build_bf_assignment): New. Optimize assignments to
3884 scalarizable BIT_FIELD_REFs.
3885 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3886 assignments to full variables.
3887 (generate_copy_inout): Use the new macros and functions.
3888 (generate_element_copy): Likewise. Handle bitfld differences.
3889 (generate_element_zero): Don't recurse for blocks. Use
3890 sra_build_elt_assignment.
3891 (generate_one_element_init): Take elt instead of var. Use
3892 sra_build_elt_assignment.
3893 (generate_element_init_1): Adjust.
3894 (bitfield_overlap_info): New struct.
3895 (bitfield_overlaps_p): New.
3896 (sra_explode_bitfield_assignment): New. Adjust widened
3897 variables to account for endianness.
3898 (sra_sync_for_bitfield_assignment): New.
3899 (scalarize_use): Re-expand assignment to/from scalarized
3900 BIT_FIELD_REFs. Explode or sync needed members for
3901 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3902 (scalarize_copy): Use REPLDUP.
3903 (scalarize_ldst): Move assert before dereference. Adjust EH
3905 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3907 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3909 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3910 Rename CR_* constants to CMP_*. Fix spacing.
3912 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3915 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3916 to be processed with the special script doc/install.texi2html.
3918 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3920 * doc/invoke.texi (Wall): List the options enabled by Wall.
3921 (Wstrict-aliasing): Add missing @option.
3923 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3925 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3926 rather than gen_lowpart to change a register from DImode to DFmode.
3927 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3928 both FROM and TO are integer modes that are no bigger than 4 bytes.
3929 (mips_mode_ok_for_mov_fmt_p): New function.
3930 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3931 (mips_secondary_reload_class): Tweak formatting and comments.
3932 Use reg_class_subset_p instead of direct comparisons with
3933 classes. Only allow direct FPR<->FPR moves for modes that
3934 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3935 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3936 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3937 (*movdi_64bit): Likewise.
3938 (*movsi_internal): Likewise.
3939 (*movhi_internal): Likewise.
3940 (*movqi_internal): Likewise.
3942 2007-09-30 Diego Novillo <dnovillo@google.com>
3945 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3948 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3950 PR tree-optimization/33597
3951 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3952 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3954 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3956 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3957 instead of variants of (!reload_in_progress && !reload_completed).
3958 (x86_expand_vector_move): Ditto.
3960 2007-09-28 Ollie Wild <aaw@google.com>
3963 2007-09-27 Ollie Wild <aaw@google.com>
3965 * varasm.c (compare_constant): Removed call to
3966 lang_hooks.expand_constant.
3967 (copy_constants): Removed call to lang_hooks.expand_constant.
3968 (compute_reloc_for_constant): Removed call to
3969 lang_hooks.expand_constant.
3970 (output_addressed_constants): Removed call to
3971 lang_hooks.expand_constant.
3972 (constructor_static_from_elts_p): Removed call to
3973 lang_hooks.expand_constant.
3974 (output_constant): Removed calls to lang_hooks.expand_constant.
3975 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3976 * langhooks-def.h (lhd_return_tree): Removed.
3977 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3978 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3979 * langhooks.c (lhd_return_tree): Removed.
3981 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3984 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3985 argument to gen_selb.
3987 2007-09-28 Chao-ying Fu <fu@mips.com>
3989 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3990 * doc/libgcc.texi (Fixed-point fractional library routines):
3991 Fix typos for neg and cmp functions.
3993 2007-09-28 Michael Matz <matz@suse.de>
3995 PR rtl-optimization/33552
3996 * function.c (match_asm_constraints_1): Check for overlap in
3997 inputs and replace all occurences.
3999 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4001 * config/mips/mips.c (override_options): Fix comment typo.
4003 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4005 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4006 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4007 * config/bfin/t-bfin-linux (crti.o): Don't build.
4009 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4010 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4012 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4014 2007-09-27 Ollie Wild <aaw@google.com>
4016 * varasm.c (compare_constant): Removed call to
4017 lang_hooks.expand_constant.
4018 (copy_constants): Removed call to lang_hooks.expand_constant.
4019 (compute_reloc_for_constant): Removed call to
4020 lang_hooks.expand_constant.
4021 (output_addressed_constants): Removed call to
4022 lang_hooks.expand_constant.
4023 (constructor_static_from_elts_p): Removed call to
4024 lang_hooks.expand_constant.
4025 (output_constant): Removed calls to lang_hooks.expand_constant.
4026 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4027 * langhooks-def.h (lhd_return_tree): Removed.
4028 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4029 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4030 * langhooks.c (lhd_return_tree): Removed.
4032 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4035 * expr.c (emit_group_load_1): Split constant double when destination
4036 length is half source length.
4038 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4040 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4041 (mips_cpu_info): Add tune_flags.
4042 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4043 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4045 (override_options): Remove deprecation code. Use branch-likely
4046 instructions for optimize_size or if the tuning flags do not
4047 suggest otherwise. Tweak warning.
4048 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4050 2007-09-27 Matthias Klose <doko@ubuntu.com>
4052 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4053 multilib osdirname if it exists.
4054 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4056 2007-09-27 Ian Lance Taylor <iant@google.com>
4058 PR tree-optimization/33565
4059 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4060 assignments of comparisons.
4061 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4062 parameter. Change caller. Defer overflow warnings around call to
4064 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4065 TREE_NO_WARNING is set on the statement.
4066 * tree-ssa-forwprop.c
4067 (tree_ssa_forward_propagate_single_use_vars): Don't test
4068 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4069 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4071 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4073 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4074 reduce offset by units of 0x10000 for SPE vector modes or modes
4075 used with E500 double instructions.
4077 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4079 * simplify-rtx.c (comparison_result): New.
4080 (simplify_const_relational_operation): Use it instead of the five
4081 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4082 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4083 optimizations. Extract nonzero_address_p optimizations into a
4084 separate "if" together with optimizations where op1 is const0_rtx.
4085 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4086 floating-point arguments too when appropriate. Hoist test for ABS
4087 outside the final switch statement.
4088 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4089 folded_arg0 if we found a constant equivalent. Remove
4090 transformations done in simplify-rtx.c for "op0 RELOP op0".
4092 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4094 * builtins.c (expand_builtin, expand_builtin_object_size,
4095 expand_builtin_memory_chk, maybe_emit_chk_warning,
4096 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4098 * expr.c (expand_expr_real_1): Likewise.
4099 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4100 (lhd_print_error_function): Add third argument.
4101 * langhooks.h (struct diagnostic_info): Add forward decl.
4102 (struct lang_hooks): Add third argument to print_error_function.
4103 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4104 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4106 (diagnostic_report_current_function): Likewise.
4107 * toplev.c (announce_function): Pass NULL as second argument to
4108 diagnostic_set_last_function.
4109 * diagnostic.c (diagnostic_report_current_function): Add second
4110 argument, pass it as third argument to lang_hooks.print_error_function.
4111 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4112 to diagnostic_report_current_function.
4113 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4114 and message.abstract_origin.
4115 (verbatim): Initialize abstract_origin.
4116 * pretty-print.h (text_info): Add abstract_origin field.
4117 * pretty-print.c (pp_base_format): Handle %K.
4118 * langhooks.c (lhd_print_error_function): Add third argument. If
4119 diagnostic->abstract_origin, print virtual backtrace.
4120 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4121 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4122 (init_dynamic_diag_info): Likewise.
4124 2007-09-26 David Daney <ddaney@avtrex.com>
4127 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4128 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4129 sync_old_nand<mode>, sync_new_nand<mode>,
4130 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4131 Update length attributes.
4132 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4133 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4135 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4136 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4137 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4140 2007-09-26 Richard Guenther <rguenther@suse.de>
4142 PR tree-optimization/33563
4143 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4144 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4146 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4147 get_use_of_stmt_lhs.
4149 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4152 * c-common.c (complete_array_type): Diagnose too-large arrays and
4153 set type to error_mark_node.
4155 2007-09-26 Richard Guenther <rguenther@suse.de>
4157 PR tree-optimization/30375
4158 PR tree-optimization/33560
4159 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4163 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4165 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4166 (dse_global_data): Add aggregate_vardecl field.
4167 (dse_possible_dead_store_p): New.
4168 Add prev_defvar variable.
4169 Allow immediate uses and previous immediate uses to differ
4170 if they are setting different parts of the whole.
4171 (get_aggregate_vardecl): New.
4172 (dse_record_partial_aggregate_store): New.
4173 (dse_whole_aggregate_clobbered_p): New.
4174 (dse_partial_kill_p): New.
4175 Call dse_maybe_record_aggregate_store().
4176 When checking whether a STMT and its USE_STMT refer to the
4177 same memory address, check also for partial kills that clobber
4179 Move some variable definitions to the block where they are used.
4180 (aggregate_vardecl_hash): New.
4181 (aggregate_vardecl_eq): New.
4182 (aggregate_vardecl_free): New.
4183 (aggregate_whole_store_p): New.
4184 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4185 Mark which aggregate stores we care about.
4187 2007-09-25 DJ Delorie <dj@redhat.com>
4190 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4193 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4196 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4197 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4198 for vector int32 -> int64 conversions. Don't write beyond the end
4199 of the allocated vector for int32 -> int64 conversions.
4201 2007-09-25 Revital Eres <eres@il.ibm.com>
4203 * config/rs6000/paired.h (paired_sel): New.
4204 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4205 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4206 when expanding selv2sf.
4207 * config/rs6000/rs6000.h (rs6000_builtins): Add
4208 PAIRED_BUILTIN_SELV2SF4.
4210 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4213 * c-typeck.c (default_conversion): Call require_complete_type
4214 before perform_integral_promotions.
4215 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4216 (build_c_cast): Call require_complete_type except for casts to
4218 (convert_for_assignment): Call require_complete_type.
4220 2007-09-25 Revital Eres <eres@il.ibm.com>
4222 * config/spu/spu.md: Fix doloop pattern.
4224 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4226 * config/bfin/bfin.c (expand_prologue_reg_save,
4227 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4228 and ASTAT moved here...
4229 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4230 ... from here. New argument ALL; callers changed.
4231 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4232 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4233 have the "saveall" attribute.
4235 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4237 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4239 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4240 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4241 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4243 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4244 with REG_P tests before REGNO access.
4246 2007-09-24 DJ Delorie <dj@redhat.com>
4249 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4251 (movqicc_<code>_<mode>): Likewise.
4252 (movhicc_<code>_<mode>): Likewise.
4254 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4257 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4258 register for reload.
4260 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4263 * config/i386/i386.c (ix86_comp_type_attributes): Check
4266 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4268 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4269 "move.l %a4,%a4" to produce nops.
4270 * config/m68k/m68k.c (override_options): Reset align options,
4271 if neccessary align macro isn't avaible.
4273 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4275 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4277 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4279 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4281 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4282 reload is completed.
4283 (peephole pattern): Convert most of them to RTL peephole pattern.
4285 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4287 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4288 (moved from fp compare patterns).
4289 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4290 Cleanup predicates to relieve reload.
4291 (conditional_trap): Reject conditional trap with fp condition.
4292 * config/m68k/predicates.md (fp_src_operand): New, reject
4293 certain constants early.
4295 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4297 * final.c (final_scan_insn): Remove accidentally duplicated code.
4299 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4301 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4302 Allow --with-tune=cell and --with-cpu=cell.
4304 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4306 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4307 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4309 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4311 (TARGET_BUILTIN_RECIPROCAL): Use it.
4312 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4313 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4314 (rs6000_emit_swrsqrtsf): New.
4315 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4317 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4318 (divsf3): Remove swdiv support.
4321 (rsqrt_internal1): New.
4322 (divdf3): Remove swdiv support.
4325 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4328 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4330 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4331 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4332 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4333 lang_hooks.type.type_hash_eq in addition to generic tests.
4335 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4336 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4338 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4339 reflect the cost per call to a target specific builtin.
4340 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4341 call to a target specific builtin, then use target_builtin_call_cost.
4342 (init_inline_once): Initialize target_builtin_call_cost field.
4344 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4347 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4350 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4352 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4353 * configure: Regenerated.
4355 2007-09-23 Ollie Wild <aaw@google.com>
4357 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4359 (get_pointer_modulus_and_residue): New function.
4361 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4363 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4364 combine an SC return value into a single register.
4366 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4368 * opth-gen.awk (target_flags_explicit): Declare.
4369 * toplev.h (target_flags_explicit): Delete declaration.
4370 * toplev.c (target_flags): Likewise.
4371 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4372 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4373 Never return true for TARGET_MIPS16.
4374 * config/mips/mips.c (mips_llsc): Delete.
4375 (mips_handle_option): Remove -mllsc handling.
4376 (mips_strip_unspec_address): Tweak comment.
4377 * config/mips/mips.opt (mllsc): Use a target mask.
4379 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4381 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4382 word_mode as well as Pmode.
4384 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4386 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4387 parameters from word_mode to the subword type if such a truncation
4390 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4392 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4393 * configure: Regenerated.
4395 2007-09-23 Jan Hubicka <jh@suse.cz>
4397 * params.def (INLINE_CALL_COST): Set to 12.
4398 * invoke.texi (inline-call-cost): Update default value.
4400 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4402 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4404 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4405 Revital Eres <eres@il.ibm.com>
4407 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4408 checks whether the count_reg is found outside the control part.
4410 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4412 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4413 instead of checking CALL_EXPR_FN directly to test for builtins.
4414 If error or warning attributes are present, print
4415 error resp. warning.
4416 * c-common.c (handle_error_attribute): New function.
4417 (c_common_attribute_table): Add error and warning
4419 * doc/extend.texi: Document error and warning attributes.
4421 * tree.h (block_nonartificial_location): New prototype.
4422 * tree.c (block_nonartificial_location): New function.
4423 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4424 if artificial attribute is present on abstract inline decl.
4425 * c-common.c (handle_artificial_attribute): New function.
4426 (c_common_attribute_table): Add artificial attribute.
4427 * final.c (override_filename, override_linenum): New variables.
4428 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4429 and override_linenum if inside of a block inlined from
4430 __attribute__((__artificial__)) function.
4431 (notice_source_line): Honor override_filename and override_linenum.
4432 * doc/extend.texi: Document __attribute__((__artificial__)).
4433 * config/i386/emmintrin.h: Add __artificial__ attribute to
4434 all __always_inline__ functions.
4435 * config/i386/mmintrin.h: Likewise.
4436 * config/i386/tmmintrin.h: Likewise.
4437 * config/i386/mm3dnow.h: Likewise.
4438 * config/i386/pmmintrin.h: Likewise.
4439 * config/i386/ammintrin.h: Likewise.
4440 * config/i386/xmmintrin.h: Likewise.
4441 * config/i386/smmintrin.h: Likewise.
4442 * config/i386/bmmintrin.h: Likewise.
4443 * config/i386/mmintrin-common.h: Likewise.
4446 * expr.c (expand_constructor): New function.
4447 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4448 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4451 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4453 * config/mips/mips.c (dump_constants_1): Generalize to include
4454 fractional and accumulator modes.
4456 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4458 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4459 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4461 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4462 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4464 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4466 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4468 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4469 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4471 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4472 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4473 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4475 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4477 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4478 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4479 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4481 2007-09-22 Jason Merrill <jason@redhat.com>
4484 * attribs.c (lookup_attribute_spec): Split out...
4485 (decl_attributes): From here.
4486 * tree.h: Declare it.
4488 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4490 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4492 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4494 * tree-inline.c (remap_type_1): Correctly chain variants.
4496 2007-09-22 Richard Guenther <rguenther@suse.de>
4498 PR tree-optimization/33146
4499 * fold-const.c (fold_binary): Use the original tree
4501 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4502 also changes "sign".
4504 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4507 * except.c (finish_eh_generation): Call commit_edge_insertions if
4508 there are insns queued on the entry edge.
4509 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4512 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4514 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4516 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4518 * config/i386/i386.c: Delete trailing whitespace.
4519 * config/i386/i386.h: Ditto.
4520 * config/i386/bmmintrin.h: Ditto.
4521 * config/i386/sync.md: Ditto.
4522 * config/i386/ppro.md: Ditto.
4523 * config/i386/mmx.md: Ditto.
4524 * config/i386/constraints.md: Ditto.
4525 * config/i386/sse.md: Ditto.
4526 * config/i386/athlon.md: Ditto.
4527 * config/i386/i386.md: Ditto.
4529 2007-09-21 Richard Guenther <rguenther@suse.de>
4531 PR tree-optimization/33508
4532 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4533 quadratic loop by keeping a bitmap of variables we have
4534 to clobber all subvariables for.
4535 (set_initial_properties): Likewise.
4537 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4539 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4541 2007-09-20 Nigel Stephens <nigel@mips.com>
4542 Chao-ying Fu <fu@mips.com>
4544 * c-decl.c (finish_declspecs): When _Sat is used without
4545 _Fract or _Accum, set the default type to cts_fract.
4546 This avoids a warning of "type defaults to int".
4548 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4550 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4551 bit-fields wider than one bit.
4553 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4556 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4558 * dbxout.c (dbxout_type): Likewise.
4562 * gimplify.c (gimplify_vla_decl): New function.
4563 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4565 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4567 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4569 * doc/invoke.texi (-minterlink-mips16): Document.
4570 * config/mips/mips.opt (minterlink-mips16): New option.
4571 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4574 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4576 * doc/extend.texi (Attribute Syntax): Remove old speculative
4579 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4581 * combine.c: Include cgraph.h.
4582 (setup_incoming_promotions): Rework to allow more aggressive
4583 elimination of sign extensions when all call sites of the
4584 current function are known to lie within the current unit.
4586 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4588 * dse.c (find_shift_sequence): No-op rework of control flow.
4590 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4592 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4593 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4595 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4597 * cfgexpand.c (dump_stack_var_partition): Use the correct
4598 index for the offset.
4600 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4602 * config/mips/sde.h: Switch to GPLv3.
4604 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4606 * tree-sra.c (decide_block_copy): Decide if there are groups.
4608 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4610 * config/m68k/m68k.c (output_move_himode): Remove jump table
4612 config/m68k/m68k.md (lea): Likewise.
4613 * config/m68k/m68k.c (print_operand_address): Use simple pc
4614 relative addressing.
4616 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4618 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4619 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4621 (asm_insn_count): Pass template as second argument to it.
4622 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4623 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4624 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4625 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4626 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4627 (sh_insn_length_adjustment): Pass template as second argument to it.
4628 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4630 * config/bfin/bfin.md (define_asm_attributes): New.
4632 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4634 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4636 * config/bfin/print-sysroot-suffix.sh: New.
4637 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4638 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4639 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4640 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4641 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4642 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4643 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4644 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4645 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4646 (linux-sysroot-suffix.h): New target.
4647 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4648 (mspecld-anomaly): Likewise.
4649 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4650 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4651 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4652 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4653 (bfin_si_revision): Declare.
4654 (bfin_workarounds): Declare.
4655 (WA_SPECULATIVE_LOADS): Define.
4656 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4657 (WA_SPECULATIVE_SYNCS): Define.
4658 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4659 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4660 (LIB_SPEC): Add %s to the linker scripts.
4661 Use proper linker script for bf522, bf525, bf527,
4662 bf538, bf539, bf542, bf544, bf548, and bf549.
4663 * config/bfin/bfin.c (bfin_si_revision): Define.
4664 (bfin_workarounds): Define.
4665 (struct bfin_cpu): New.
4667 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4668 (override_options): Set bfin_workarounds.
4669 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4670 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4671 ENABLE_WA_SPECULATIVE_LOADS.
4672 (bfin_reorg): Likewise.
4673 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4674 macros for bf522, bf525, bf527, bf538, bf539,
4675 bf542, bf544, bf548, and bf549.
4676 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4677 Don't define __ID_SHARED_LIB__ when -msep-data.
4678 (TARGET_DEFAULT): Define as 0.
4679 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4680 * doc/invoke.texi (Blackfin Options): Document silicon
4681 revision part of -mcpu option and it now accepts bf522, bf525,
4682 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4684 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4686 * alias.c (memory_modified_1): Deconstify.
4687 (memory_modified_in_insn_p): Don't use const_note_stores.
4688 * rtl.h (const_note_stores): Delete.
4689 * rtlanal.c (const_note_stores): Likewise.
4691 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4693 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4696 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4700 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4701 (addsi_small_int): Likewise.
4702 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4703 (one_cmplsi2): Likewise.
4705 (enter_func): Expand insn using hard_frame_pointer_rtx and
4708 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4709 hard_frame_pointer_rtx instead of using REGNO() check.
4710 Properly sign extend GEN_INT() argument.
4712 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4714 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4716 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4717 alternatives with just jcc.
4718 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4719 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4720 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4721 dbge_hi, dbge_si): Likewise.
4723 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4725 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4726 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4727 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4728 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4729 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4731 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4733 * config/m68k/m68k-devices.def (51qe): New device.
4734 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4735 to all uses of FL_FOR_isa_c for compatibility.
4736 (all_microarchs): Add cfv1 microarchitecture.
4737 (m68k_handle_option): Handle m51qe option.
4738 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4739 (TUNE_CFV1): New macro.
4740 (enum uarch_type): Add ucfv1.
4741 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4743 2007-09-18 Richard Guenther <rguenther@suse.de>
4745 PR tree-optimization/31863
4746 * tree-ssa-structalias.c (create_variable_info_for): Always
4747 free the fieldstack.
4749 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4751 * opts.c (decode_options): Enable vectorization under -O3.
4753 2007-09-18 Richard Guenther <rguenther@suse.de>
4755 PR tree-optimization/33340
4756 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4757 SSA_NAMEs that occur in abnormal PHI nodes.
4759 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4761 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4762 Don't use const_get_call_expr_in.
4763 * tree-gimple.c (const_get_call_expr_in): Delete.
4764 * tree-gimple.h (const_get_call_expr_in): Likewise.
4766 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4768 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4769 not yet have a basic block.
4770 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4772 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4774 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4775 to both ".section"s.
4777 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4779 * config/mips/mips.c (mips_output_mi_thunk): Use
4780 mips_function_ok_for_sibcall and const_call_insn_operand
4781 to determine if a direct sibcall is allowed. Use
4782 mips_classify_symbol to determine a global pointer is needed.
4784 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4786 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4788 2007-09-17 Chao-ying Fu <fu@mips.com>
4789 Nigel Stephens <nigel@mips.com>
4791 * config/fixed-bit.h: New file.
4792 * config/fixed-bit.c: New file.
4793 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4795 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4797 * c-format.h (format_kind_info): Add alloc_char field.
4798 * c-format.c (scanf_flag_specs): Add 'm'.
4799 (scanf_flag_pairs): Add 'a', 'm' pair.
4800 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4801 (format_types_orig): Add alloc_char fields.
4802 (check_format_info_main): Rename aflag to alloc_flag.
4803 Handle fki->alloc_char. modifier after width and before length
4804 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4805 length modifiers as well.
4806 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4809 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4810 returned by build_call_expr.
4812 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4814 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4815 NULL for variable-sized records too.
4816 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4818 2007-09-17 Tom Tromey <tromey@redhat.com>
4820 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4821 (c_builtin_function): Likewise.
4822 (grokdeclarator): Likewise.
4824 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4826 PR rtl-optimization/26449
4827 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4828 (seq_insns_valid_p): Removed.
4830 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4832 * tree-nomudflap.c (gate_mudflap): New static function.
4833 (pass_mudflap_1): Use it as gate function.
4834 (pass_mudflap_2): Likewise.
4836 2007-09-17 Jan Hubicka <jh@suse.cz>
4840 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4842 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4844 PR tree-optimization/33319
4845 * tree-vect-analyze.c (vect_same_range_drs): New.
4846 (vect_vfa_range_equal): New.
4847 (vect_is_duplicate_ddr): Removed.
4848 (vect_mark_for_runtime_alias_test): Do not perform marking when
4849 optimizing for size or max_param for alias checking is zero.
4850 Move the function before vect_analyze_data_ref_dependence.
4851 (vect_analyze_data_ref_dependence): Add call to
4852 vect_mark_for_runtime_alias_test in two cases when dependence
4854 (vect_analyze_data_ref_dependences): Do not call to
4855 vect_mark_for_runtime_alias_test.
4856 (vect_prune_runtime_alias_test_list): New.
4857 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4858 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4859 Update vec_outside_cost.
4860 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4861 (vect_create_cond_for_alias_checks): Build the base address of data
4862 reference from DR_GROUP_FIRST_DR.
4863 (vect_loop_versioning): New.
4864 (vect_transform_loop): Add a call to vect_loop_versioning.
4865 Remove factored out code.
4867 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4870 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4873 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4875 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4876 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4877 Fix the call to insn_rtx_cost. Skip access sizes that require a
4878 real truncation of the store register. Use convert_move instead
4879 of gen_lowpart when narrowing the result.
4880 (replace_read): Use convert_move instead of gen_lowpart when
4881 narrowing the store rhs.
4883 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4885 * config/mips/mips.md (SHORT): Fix long line.
4886 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4887 to QImode and HImode.
4889 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4891 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4893 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4895 * tree-parloops.c: New file.
4896 * tree-ssa-operands.h (free_stmt_operands): Declare.
4897 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4899 * tree-pass.h (pass_parallelize_loops): Declare.
4900 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4902 (build_omp_regions_1): Allow analysing just a single OMP region and
4904 ( build_omp_regions_root, omp_expand_local): New functions.
4905 (build_omp_regions): Add argument to build_omp_regions_1 call.
4906 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4907 autoparallelization is run.
4908 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4909 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4910 pass_parallelize_loops): New.
4911 * common.opt (ftree-parallelize-loops): New.
4912 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4913 parallelize_loops): Declare.
4914 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4915 * Makefile.in (tree-parloops.o): Added.
4916 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4918 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4919 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4920 one extra edge as well.
4921 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4922 Use VEC_free to free doms vector.
4923 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4924 operands. Recompute operand caches in the new function.
4925 (move_sese_region_to_fn): Update loop info.
4926 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4927 * tree-ssa-operands.c (free_stmt_operands): New function.
4929 * doc/passes.texi: Document autoparallelization.
4930 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4932 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4935 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4938 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4940 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4941 the VEC is not NULL.
4942 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4943 get_vectype_for_scalar_type succeeded.
4944 (vectorizable_conversion): Likewise.
4946 2007-09-14 Jan Hubicka <jh@suse.cz>
4948 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4951 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4954 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4955 register when operands[2] equals operands[1].
4956 (remainderxf3): Ditto.
4958 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4959 Nigel Stephens <nigel@mips.com>
4961 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4962 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4963 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4965 (_Unwind_ForcedUnwind): Likewise.
4966 (_Unwind_Resume): Likewise.
4967 (_Unwind_Resume_or_Rethrow): Likewise.
4968 (_Unwind_Backtrace): Likewise.
4969 (_Unwind_SjLj_RaiseException): Likewise.
4970 (_Unwind_SjLj_ForcedUnwind): Likewise.
4971 (_Unwind_SjLj_Resume): Likewise.
4972 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4973 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4975 (_Unwind_ForcedUnwind): Likewise.
4976 (_Unwind_Resume): Likewise.
4977 (_Unwind_Resume_or_Rethrow): Likewise.
4978 (_Unwind_Backtrace): Likewise.
4979 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4980 (_Unwind_ForcedUnwind): Likewise.
4981 (_Unwind_RaiseException): Likewise.
4982 (_Unwind_Resume): Likewise.
4983 (_Unwind_Resume_or_Rethrow): Likewise.
4985 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4986 nomips16 mode when IN_LIBGCC2 with hard float.
4988 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4990 * config/mips/sdemtk.opt: Update to GPLv3.
4991 * config/mips/sdemtk.h: Likewise.
4993 2007-09-14 Nigel Stephens <nigel@mips.com>
4995 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4996 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4997 for mipsisa32-*-linux*.
4999 2007-09-14 Nigel Stephens <nigel@mips.com>
5000 David Ung <davidu@mips.com>
5001 Thiemo Seufer <ths@mips.com>
5002 Richard Sandiford <richard@codesourcery.com>
5004 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5005 * configure.ac: Add a mipssde threading type.
5006 * configure: Regenerate.
5007 * config/mips/sdemtk.h: New file.
5008 * config/mips/t-sdemtk: Likewise.
5009 * config/mips/sdemtk.opt: Likewise.
5010 * gthr-mipssde.h: Likewise.
5011 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5012 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5013 (MIPS_ICACHE_SYNC): New macro, split from ...
5014 * config/mips/mips.md (clear_cache): ...here.
5015 * config/mips/mips.c (mips_save_reg_p): Check
5016 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5017 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5018 (build_mips16_call_stub): Likewise.
5020 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5022 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5024 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5027 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5028 current_frame_info.n_local_regs. Don't return emitted local
5030 (ia64_compute_frame_size): Improve unwind hack to put
5031 RP, PFS, FP in that order by allowing some of the registers
5032 been already emitted, as long as they are emitted to the
5035 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5037 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5038 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5039 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5041 2007-09-13 Eric Christopher <echristo@apple.com>
5042 Kenneth Zadeck <zadeck@naturalbridge.com>
5044 * dse.c (find_shift_sequence): New function.
5045 (replace_read): Add case to remove read if it requires shift.
5046 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5048 2007-09-13 Tom Tromey <tromey@redhat.com>
5050 * c-common.c (fname_as_string): Update.
5051 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5052 (c_lex_one_token): Update. Add 'parser' argument.
5053 (c_parser_simple_asm_expr): Update.
5054 (c_parser_attributes): Update.
5055 (c_parser_asm_statement): Update.
5056 (c_parser_asm_operands): Update.
5057 (c_parser_peek_token): Update.
5058 (c_parser_peek_2nd_token): Update.
5059 * c-lex.c (c_lex_string_translate): Remove.
5060 (c_lex_return_raw_strings): Likewise.
5061 (c_lex_with_flags): Added 'lex_flags' argument.
5062 (lex_string): Added 'translate' argument.
5063 * c-pragma.h (c_lex_with_flags): Update.
5064 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5065 (C_LEX_STRING_NO_TRANSLATE): New define.
5066 (C_LEX_RAW_STRINGS): Likewise.
5068 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5071 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5072 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5073 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5074 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5075 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5076 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5077 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5078 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5079 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5080 (bdesc_1arg): Add __builtin_bfin_ones.
5081 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5082 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5083 and __builtin_bfin_csqu_fr16.
5084 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5085 (ones): New define_insn.
5086 (ssaddhi3_parts): New define_insn.
5087 (sssubhi3_parts): New define_insn.
5088 (flag_mulhi_parts): New define_insn.
5090 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5092 * common.opt (femit-class-debug-always): Turn off by default.
5094 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5096 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5097 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5099 2007-09-13 James E. Wilson <wilson@specifix.com>
5101 PR tree-optimization/33389
5102 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5103 then set build_loads before returning.
5105 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5106 David Ung <davidu@mips.com>
5108 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5109 {d}addiu and a negative immediate such that it works with MIPS16
5112 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5115 * configure.ac (ld_vers): Support Linux linker.
5116 * configure: Regenerated.
5118 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5119 Sandra Loosemore <sandra@codesourcery.com>
5121 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5122 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5123 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5124 nomips16 into decl attributes.
5125 (TARGET_INSERT_ATTRIBUTES): Override.
5126 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5127 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5128 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5129 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5130 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5131 (mips_use_mips16_mode_p): Reimplement as a function that takes
5132 a decl and considers only decl attributes. If the decl is nested
5133 function, use its parent attributes.
5134 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5135 instead of SYMBOL_REF_MIPS16_FUNC_P.
5136 (mips_set_mips16_mode): Move call to sorry here from old
5137 mips_use_mips16_mode_p.
5138 (mflip_mips16_entry): New structure.
5139 (mflip_mips16_htab): New variable.
5140 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5141 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5142 (mips_merge_decl_attributes): New function.
5143 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5144 Use mips_use_mips16_mode_p.
5145 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5146 SYMBOL_REF_MIPS16_FUNC_P.
5147 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5149 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5151 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5153 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5156 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5158 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5159 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5160 Tony Linthicum <tony.linthicum@amd.com>
5162 * tree.h (function_args_iterator): New type to iterate over
5164 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5165 function arguments providing a pointer to the argument.
5166 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5167 function arguments providing the argument.
5168 (function_args_iter_init): Inline function to initialize
5169 function_args_iterator.
5170 (function_args_iter_cond_ptr): Inline function to return the next
5171 pointer to hold the argument.
5172 (function_args_iter_cond): Inline function to return the next
5174 (function_args_iter_cond_next): Advance the function args
5176 (stdarg_p): New function, return true if variable argument
5178 (prototype_p): New function, return true if function is
5180 (function_args_count): New function, count the number of arguments
5183 * tree.c (stdarg_p): New function, return true if variable
5185 (prototype_p): New function, return true if function is
5188 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5189 (TARGET_ROUND): New macro for the round/ptest instructions which
5190 are shared between SSE4.1 and SSE5.
5191 (OPTION_MASK_ISA_ROUND): Ditto.
5192 (OPTION_ISA_ROUND): Ditto.
5193 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5194 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5196 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5197 (-mfused-madd): New switch to give users control over whether the
5198 compiler optimizes to use the multiply/add SSE5 instructions.
5200 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5201 m_ATHLON_K8_AMDFAM10, and change all uses.
5202 (enum pta_flags): Add PTA_SSE5.
5203 (ix86_handle_option): Turn off 3dnow if -msse5.
5204 (override_options): Add SSE5 support.
5205 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5207 (ix86_expand_sse_movcc): Add SSE5 support.
5208 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5209 vector type to the next largest size.
5210 (ix86_expand_sse5_pack): New function to use pperm to pack a
5211 vector type to the next smallest size.
5212 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5213 (IX86_BUILTIN_FMADDSD): Ditto.
5214 (IX86_BUILTIN_FMADDPS): Ditto.
5215 (IX86_BUILTIN_FMADDPD): Ditto.
5216 (IX86_BUILTIN_FMSUBSS): Ditto.
5217 (IX86_BUILTIN_FMSUBSD): Ditto.
5218 (IX86_BUILTIN_FMSUBPS): Ditto.
5219 (IX86_BUILTIN_FMSUBPD): Ditto.
5220 (IX86_BUILTIN_FNMADDSS): Ditto.
5221 (IX86_BUILTIN_FNMADDSD): Ditto.
5222 (IX86_BUILTIN_FNMADDPS): Ditto.
5223 (IX86_BUILTIN_FNMADDPD): Ditto.
5224 (IX86_BUILTIN_FNMSUBSS): Ditto.
5225 (IX86_BUILTIN_FNMSUBSD): Ditto.
5226 (IX86_BUILTIN_FNMSUBPS): Ditto.
5227 (IX86_BUILTIN_FNMSUBPD): Ditto.
5228 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5229 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5230 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5231 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5232 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5233 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5234 (IX86_BUILTIN_PPERM): Ditto.
5235 (IX86_BUILTIN_PERMPS): Ditto.
5236 (IX86_BUILTIN_PERMPD): Ditto.
5237 (IX86_BUILTIN_PMACSSWW): Ditto.
5238 (IX86_BUILTIN_PMACSWW): Ditto.
5239 (IX86_BUILTIN_PMACSSWD): Ditto.
5240 (IX86_BUILTIN_PMACSWD): Ditto.
5241 (IX86_BUILTIN_PMACSSDD): Ditto.
5242 (IX86_BUILTIN_PMACSDD): Ditto.
5243 (IX86_BUILTIN_PMACSSDQL): Ditto.
5244 (IX86_BUILTIN_PMACSSDQH): Ditto.
5245 (IX86_BUILTIN_PMACSDQL): Ditto.
5246 (IX86_BUILTIN_PMACSDQH): Ditto.
5247 (IX86_BUILTIN_PMADCSSWD): Ditto.
5248 (IX86_BUILTIN_PMADCSWD): Ditto.
5249 (IX86_BUILTIN_PHADDBW): Ditto.
5250 (IX86_BUILTIN_PHADDBD): Ditto.
5251 (IX86_BUILTIN_PHADDBQ): Ditto.
5252 (IX86_BUILTIN_PHADDWD): Ditto.
5253 (IX86_BUILTIN_PHADDWQ): Ditto.
5254 (IX86_BUILTIN_PHADDDQ): Ditto.
5255 (IX86_BUILTIN_PHADDUBW): Ditto.
5256 (IX86_BUILTIN_PHADDUBD): Ditto.
5257 (IX86_BUILTIN_PHADDUBQ): Ditto.
5258 (IX86_BUILTIN_PHADDUWD): Ditto.
5259 (IX86_BUILTIN_PHADDUWQ): Ditto.
5260 (IX86_BUILTIN_PHADDUDQ): Ditto.
5261 (IX86_BUILTIN_PHSUBBW): Ditto.
5262 (IX86_BUILTIN_PHSUBWD): Ditto.
5263 (IX86_BUILTIN_PHSUBDQ): Ditto.
5264 (IX86_BUILTIN_PROTB): Ditto.
5265 (IX86_BUILTIN_PROTW): Ditto.
5266 (IX86_BUILTIN_PROTD): Ditto.
5267 (IX86_BUILTIN_PROTQ): Ditto.
5268 (IX86_BUILTIN_PROTB_IMM): Ditto.
5269 (IX86_BUILTIN_PROTW_IMM): Ditto.
5270 (IX86_BUILTIN_PROTD_IMM): Ditto.
5271 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5272 (IX86_BUILTIN_PSHLB): Ditto.
5273 (IX86_BUILTIN_PSHLW): Ditto.
5274 (IX86_BUILTIN_PSHLD): Ditto.
5275 (IX86_BUILTIN_PSHLQ): Ditto.
5276 (IX86_BUILTIN_PSHAB): Ditto.
5277 (IX86_BUILTIN_PSHAW): Ditto.
5278 (IX86_BUILTIN_PSHAD): Ditto.
5279 (IX86_BUILTIN_PSHAQ): Ditto.
5280 (IX86_BUILTIN_FRCZSS): Ditto.
5281 (IX86_BUILTIN_FRCZSD): Ditto.
5282 (IX86_BUILTIN_FRCZPS): Ditto.
5283 (IX86_BUILTIN_FRCZPD): Ditto.
5284 (IX86_BUILTIN_CVTPH2PS): Ditto.
5285 (IX86_BUILTIN_CVTPS2PH): Ditto.
5286 (IX86_BUILTIN_COMEQSS): Ditto.
5287 (IX86_BUILTIN_COMNESS): Ditto.
5288 (IX86_BUILTIN_COMLTSS): Ditto.
5289 (IX86_BUILTIN_COMLESS): Ditto.
5290 (IX86_BUILTIN_COMGTSS): Ditto.
5291 (IX86_BUILTIN_COMGESS): Ditto.
5292 (IX86_BUILTIN_COMUEQSS): Ditto.
5293 (IX86_BUILTIN_COMUNESS): Ditto.
5294 (IX86_BUILTIN_COMULTSS): Ditto.
5295 (IX86_BUILTIN_COMULESS): Ditto.
5296 (IX86_BUILTIN_COMUGTSS): Ditto.
5297 (IX86_BUILTIN_COMUGESS): Ditto.
5298 (IX86_BUILTIN_COMORDSS): Ditto.
5299 (IX86_BUILTIN_COMUNORDSS): Ditto.
5300 (IX86_BUILTIN_COMFALSESS): Ditto.
5301 (IX86_BUILTIN_COMTRUESS): Ditto.
5302 (IX86_BUILTIN_COMEQSD): Ditto.
5303 (IX86_BUILTIN_COMNESD): Ditto.
5304 (IX86_BUILTIN_COMLTSD): Ditto.
5305 (IX86_BUILTIN_COMLESD): Ditto.
5306 (IX86_BUILTIN_COMGTSD): Ditto.
5307 (IX86_BUILTIN_COMGESD): Ditto.
5308 (IX86_BUILTIN_COMUEQSD): Ditto.
5309 (IX86_BUILTIN_COMUNESD): Ditto.
5310 (IX86_BUILTIN_COMULTSD): Ditto.
5311 (IX86_BUILTIN_COMULESD): Ditto.
5312 (IX86_BUILTIN_COMUGTSD): Ditto.
5313 (IX86_BUILTIN_COMUGESD): Ditto.
5314 (IX86_BUILTIN_COMORDSD): Ditto.
5315 (IX86_BUILTIN_COMUNORDSD): Ditto.
5316 (IX86_BUILTIN_COMFALSESD): Ditto.
5317 (IX86_BUILTIN_COMTRUESD): Ditto.
5318 (IX86_BUILTIN_COMEQPS): Ditto.
5319 (IX86_BUILTIN_COMNEPS): Ditto.
5320 (IX86_BUILTIN_COMLTPS): Ditto.
5321 (IX86_BUILTIN_COMLEPS): Ditto.
5322 (IX86_BUILTIN_COMGTPS): Ditto.
5323 (IX86_BUILTIN_COMGEPS): Ditto.
5324 (IX86_BUILTIN_COMUEQPS): Ditto.
5325 (IX86_BUILTIN_COMUNEPS): Ditto.
5326 (IX86_BUILTIN_COMULTPS): Ditto.
5327 (IX86_BUILTIN_COMULEPS): Ditto.
5328 (IX86_BUILTIN_COMUGTPS): Ditto.
5329 (IX86_BUILTIN_COMUGEPS): Ditto.
5330 (IX86_BUILTIN_COMORDPS): Ditto.
5331 (IX86_BUILTIN_COMUNORDPS): Ditto.
5332 (IX86_BUILTIN_COMFALSEPS): Ditto.
5333 (IX86_BUILTIN_COMTRUEPS): Ditto.
5334 (IX86_BUILTIN_COMEQPD): Ditto.
5335 (IX86_BUILTIN_COMNEPD): Ditto.
5336 (IX86_BUILTIN_COMLTPD): Ditto.
5337 (IX86_BUILTIN_COMLEPD): Ditto.
5338 (IX86_BUILTIN_COMGTPD): Ditto.
5339 (IX86_BUILTIN_COMGEPD): Ditto.
5340 (IX86_BUILTIN_COMUEQPD): Ditto.
5341 (IX86_BUILTIN_COMUNEPD): Ditto.
5342 (IX86_BUILTIN_COMULTPD): Ditto.
5343 (IX86_BUILTIN_COMULEPD): Ditto.
5344 (IX86_BUILTIN_COMUGTPD): Ditto.
5345 (IX86_BUILTIN_COMUGEPD): Ditto.
5346 (IX86_BUILTIN_COMORDPD): Ditto.
5347 (IX86_BUILTIN_COMUNORDPD): Ditto.
5348 (IX86_BUILTIN_COMFALSEPD): Ditto.
5349 (IX86_BUILTIN_COMTRUEPD): Ditto.
5350 (IX86_BUILTIN_PCOMEQUB): Ditto.
5351 (IX86_BUILTIN_PCOMNEUB): Ditto.
5352 (IX86_BUILTIN_PCOMLTUB): Ditto.
5353 (IX86_BUILTIN_PCOMLEUB): Ditto.
5354 (IX86_BUILTIN_PCOMGTUB): Ditto.
5355 (IX86_BUILTIN_PCOMGEUB): Ditto.
5356 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5357 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5358 (IX86_BUILTIN_PCOMEQUW): Ditto.
5359 (IX86_BUILTIN_PCOMNEUW): Ditto.
5360 (IX86_BUILTIN_PCOMLTUW): Ditto.
5361 (IX86_BUILTIN_PCOMLEUW): Ditto.
5362 (IX86_BUILTIN_PCOMGTUW): Ditto.
5363 (IX86_BUILTIN_PCOMGEUW): Ditto.
5364 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5365 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5366 (IX86_BUILTIN_PCOMEQUD): Ditto.
5367 (IX86_BUILTIN_PCOMNEUD): Ditto.
5368 (IX86_BUILTIN_PCOMLTUD): Ditto.
5369 (IX86_BUILTIN_PCOMLEUD): Ditto.
5370 (IX86_BUILTIN_PCOMGTUD): Ditto.
5371 (IX86_BUILTIN_PCOMGEUD): Ditto.
5372 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5373 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5374 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5375 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5376 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5377 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5378 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5379 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5380 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5381 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5382 (IX86_BUILTIN_PCOMEQB): Ditto.
5383 (IX86_BUILTIN_PCOMNEB): Ditto.
5384 (IX86_BUILTIN_PCOMLTB): Ditto.
5385 (IX86_BUILTIN_PCOMLEB): Ditto.
5386 (IX86_BUILTIN_PCOMGTB): Ditto.
5387 (IX86_BUILTIN_PCOMGEB): Ditto.
5388 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5389 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5390 (IX86_BUILTIN_PCOMEQW): Ditto.
5391 (IX86_BUILTIN_PCOMNEW): Ditto.
5392 (IX86_BUILTIN_PCOMLTW): Ditto.
5393 (IX86_BUILTIN_PCOMLEW): Ditto.
5394 (IX86_BUILTIN_PCOMGTW): Ditto.
5395 (IX86_BUILTIN_PCOMGEW): Ditto.
5396 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5397 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5398 (IX86_BUILTIN_PCOMEQD): Ditto.
5399 (IX86_BUILTIN_PCOMNED): Ditto.
5400 (IX86_BUILTIN_PCOMLTD): Ditto.
5401 (IX86_BUILTIN_PCOMLED): Ditto.
5402 (IX86_BUILTIN_PCOMGTD): Ditto.
5403 (IX86_BUILTIN_PCOMGED): Ditto.
5404 (IX86_BUILTIN_PCOMFALSED): Ditto.
5405 (IX86_BUILTIN_PCOMTRUED): Ditto.
5406 (IX86_BUILTIN_PCOMEQQ): Ditto.
5407 (IX86_BUILTIN_PCOMNEQ): Ditto.
5408 (IX86_BUILTIN_PCOMLTQ): Ditto.
5409 (IX86_BUILTIN_PCOMLEQ): Ditto.
5410 (IX86_BUILTIN_PCOMGTQ): Ditto.
5411 (IX86_BUILTIN_PCOMGEQ): Ditto.
5412 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5413 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5414 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5415 OPTION_MASK_ISA_ROUND for instructions that are shared between
5417 (bdesc_2arg): Ditto.
5418 (bdesc_sse_3arg): Ditto.
5419 (enum multi_arg_type): New enum for describing the various SSE5
5420 intrinsic argument types.
5421 (bdesc_multi_arg): New table for SSE5 intrinsics.
5422 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5423 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5425 (ix86_expand_builtin): Add SSE5 intrinsic support.
5426 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5427 operand instructions.
5428 (ix86_expand_sse5_multiple_memory): New function to split the
5429 second memory reference from SSE5 instructions.
5430 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5431 (ix86_return_pops_args): Use stdarg_p to determine if the function
5432 has variable arguments.
5433 (ix86_setup_incoming_varargs): Ditto.
5434 (x86_this_parameter): Ditto.
5436 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5438 (ix86_expand_sse5_pack): Ditto.
5439 (ix86_sse5_valid_op_p): Ditto.
5440 (ix86_expand_sse5_multiple_memory): Ditto.
5442 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5443 constant for SSE5 support.
5444 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5445 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5446 (UNSPEC_SSE5_PERMUTE): Ditto.
5447 (UNSPEC_SSE5_ASHIFT): Ditto.
5448 (UNSPEC_SSE5_LSHIFT): Ditto.
5449 (UNSPEC_FRCZ): Ditto.
5450 (UNSPEC_CVTPH2PS): Ditto.
5451 (UNSPEC_CVTPS2PH): Ditto.
5452 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5454 (COM_FALSE_S): Ditto.
5455 (COM_FALSE_P): Ditto.
5456 (COM_TRUE_S): Ditto.
5457 (COM_TRUE_P): Ditto.
5458 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5459 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5461 (memory attribute): Ditto.
5462 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5463 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5464 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5465 (floor<mode>2): Ditto.
5466 (ceil<mode>2): Ditto.
5467 (btrunc<mode>2): Ditto.
5468 (nearbyintdf2): Ditto.
5469 (nearbyintsf2): Ditto.
5470 (sse_setccsf): Disable if SSE5.
5471 (sse_setccdf): Ditto.
5472 (sse5_setcc<mode>): New support for SSE5 conditional move.
5473 (sse5_pcmov_<mode>): Ditto.
5475 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5477 (SSEMODEF2P): Ditto.
5478 (ssemodesuffixf4): New mode attribute for SSE5.
5479 (ssemodesuffixf2s): Ditto.
5480 (ssemodesuffixf2c): Ditto.
5481 (sserotatemax): Ditto.
5482 (ssescalarmode): Ditto.
5483 (sse_maskcmpv4sf3): Disable if SSE5.
5484 (sse_maskcmpv2df3): Ditto.
5485 (sse_vmmaskcmpv4sf3): Ditto.
5486 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5488 (sse5_vmfmadd<mode>4): Ditto.
5489 (sse5_fmsub<mode>4): Ditto.
5490 (sse5_vmfmsub<mode>4): Ditto.
5491 (sse5_fnmadd<mode>4): Ditto.
5492 (sse5_vmfnmadd<mode>4): Ditto.
5493 (sse5_fnmsub<mode>4): Ditto.
5494 (sse5_vmfnmsub<mode>4): Ditto.
5495 (sse5i_fmadd<mode>4): Ditto.
5496 (sse5i_fmsub<mode>4): Ditto.
5497 (sse5i_fnmadd<mode>4): Ditto.
5498 (sse5i_fnmsub<mode>4): Ditto.
5499 (sse5i_vmfmadd<mode>4): Ditto.
5500 (sse5i_vmfmsub<mode>4): Ditto.
5501 (sse5i_vmfnmadd<mode>4): Ditto.
5502 (sse5i_vmfnmsub<mode>4): Ditto.
5503 (mulv16qi3): Add SSE5 support.
5505 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5506 (sse2_mulv4si3): Disable if SSE5.
5507 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5508 (sse4_1_roundps): Ditto.
5509 (sse4_1_roundsd): Ditto.
5510 (sse4_1_roundss): Ditto.
5511 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5513 (sse_maskcmpsf3): Ditto.
5514 (sse_vmmaskcmpv4sf3): Ditto.
5515 (sse2_maskcmpv2df3): Ditto.
5516 (sse2_maskcmpdf3): Ditto.
5517 (sse2_vmmaskcmpv2df3): Ditto.
5518 (sse2_eq<mode>3): Ditto.
5519 (sse2_gt<mode>3): Ditto.
5520 (sse5_pcmov_<mode>): Add SSE5 support.
5521 (vec_unpacku_hi_v16qi): Ditto.
5522 (vec_unpacks_hi_v16qi): Ditto.
5523 (vec_unpacku_lo_v16qi): Ditto.
5524 (vec_unpacks_lo_v16qi): Ditto.
5525 (vec_unpacku_hi_v8hi): Ditto.
5526 (vec_unpacks_hi_v8hi): Ditto.
5527 (vec_unpacku_lo_v8hi): Ditto.
5528 (vec_unpacks_lo_v8hi): Ditto.
5529 (vec_unpacku_hi_v4si): Ditto.
5530 (vec_unpacks_hi_v4si): Ditto.
5531 (vec_unpacku_lo_v4si): Ditto.
5532 (vec_unpacks_lo_v4si): Ditto.
5533 (sse5_pmacsww): New SSE5 intrinsic insn.
5534 (sse5_pmacssww): Ditto.
5535 (sse5_pmacsdd): Ditto.
5536 (sse5_pmacssdd): Ditto.
5537 (sse5_pmacssdql): Ditto.
5538 (sse5_pmacssdqh): Ditto.
5539 (sse5_pmacsdqh): Ditto.
5540 (sse5_pmacsswd): Ditto.
5541 (sse5_pmacswd): Ditto.
5542 (sse5_pmadcsswd): Ditto.
5543 (sse5_pmadcswd): Ditto.
5544 (sse5_pcmov_<move>): Conditional move support on SSE5.
5545 (sse5_phaddbw): New SSE5 intrinsic insn.
5546 (sse5_phaddbd): Ditto.
5547 (sse5_phaddbq): Ditto.
5548 (sse5_phaddwd): Ditto.
5549 (sse5_phaddwq): Ditto.
5550 (sse5_phadddq): Ditto.
5551 (sse5_phaddubw): Ditto.
5552 (sse5_phaddubd): Ditto.
5553 (sse5_phaddubq): Ditto.
5554 (sse5_phadduwd): Ditto.
5555 (sse5_phadduwq): Ditto.
5556 (sse5_phaddudq): Ditto.
5557 (sse5_phsubbw): Ditto.
5558 (sse5_phsubwd): Ditto.
5559 (sse5_phsubdq): Ditto.
5560 (sse5_pperm): Ditto.
5561 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5562 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5563 (sse5_pperm_sign_v8hi_v4si): Ditto.
5564 (sse5_pperm_zero_v8hi_v4si): Ditto.
5565 (sse5_pperm_sign_v4si_v2di): Ditto.
5566 (sse5_pperm_sign_v4si_v2di): Ditto.
5567 (sse5_pperm_pack_v2di_v4si): Ditto.
5568 (sse5_pperm_pack_v4si_v8hi): Ditto.
5569 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5570 (sse5_perm<mode>): New SSE5 intrinsic insn.
5571 (rotl<mode>3): Ditto.
5572 (sse5_rotl<mode>3): Ditto.
5573 (sse5_ashl<mode>3): Ditto.
5574 (sse5_lshl<mode>3): Ditto.
5575 (sse5_frcz<mode>2): Ditto.
5576 (sse5s_frcz<mode>2): Ditto.
5577 (sse5_cvtph2ps): Ditto.
5578 (sse5_cvtps2ph): Ditto.
5579 (sse5_vmmaskcmp<mode>3): Ditto.
5580 (sse5_com_tf<mode>3): Ditto.
5581 (sse5_maskcmp<mode>3): Ditto.
5582 (sse5_maskcmp_uns<mode>3): Ditto.
5583 (sse5_maskcmp_uns2<mode>3): Ditto.
5584 (sse5_pcom_tf<mode>3): Ditto.
5586 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5588 (sse5_comparison_float_operator): New predicate to match the
5589 comparison operators supported by the SSE5 com instruction.
5590 (ix86_comparison_int_operator): New predicate to match just the
5591 signed int comparisons.
5592 (ix86_comparison_uns_operator): New predicate to match just the
5593 unsigned int comparisons.
5595 * doc/invoke.texi (-msse5): Add documentation.
5596 (-mfused-madd): Ditto.
5598 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5600 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5602 (x86_64-*-*): Ditto.
5604 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5606 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5607 intrinisics for SSE5.
5609 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5612 * config/i386/mmintrin-common.h: New file, to contain common
5613 instructions between SSE4.1 and SSE5.
5615 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5616 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5617 (gen_regparm_prefix): Ditto.
5619 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5620 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5621 prototype_p to determine if a function is prototyped.
5623 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5625 * config/dfp-bit.c (dfp_conversion_exception): New function.
5626 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5627 (DFP_TO_INT): Ditto.
5628 (INT_TO_DFP): Ditto.
5629 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5631 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5634 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5635 before sp restoration even when total_size is 0, but
5636 frame_pointer_needed.
5638 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5640 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5641 (xtensa_copy_incoming_a7): Use start_sequence instead of
5642 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5643 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5644 of the saveregs sequence.
5646 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5648 * c-tree.h (grokfield): Add a "tree *" argument.
5649 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5650 Chain nested decl attributes to it. Don't call decl_attributes here.
5651 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5652 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5653 (grokfield): Take a pointer to the decl's attributes and pass
5654 it to grokdeclarator.
5655 * c-parser.c (c_parser_struct_declaration): Update the calls to
5656 grokfield. Call decl_attributes for anonymous struct and union
5659 2007-09-12 Jan Hubicka <jh@suse.cz>
5661 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5663 2007-09-12 Ira Rosen <irar@il.ibm.com>
5665 PR tree-optimization/32377
5666 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5667 between positive and negative dependence distance using DDR_REVERSED_P.
5669 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5671 PR tree-optimization/33373
5672 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5673 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5675 2007-09-12 Jan Hubicka <jh@suse.cz>
5678 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5681 2007-09-12 Christian Bruel <christian.bruel@st.com>
5683 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5684 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5686 2007-09-12 Ira Rosen <irar@il.ibm.com>
5688 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5689 for oprnd1 if not required.
5690 (vectorizable_operation): Use scalar operand in SLP in case of
5691 shift with scalar argument.
5693 2007-09-12 Ira Rosen <irar@il.ibm.com>
5695 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5698 2007-09-11 James E. Wilson <wilson@specifix.com>
5700 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5701 TARGET_UNWIND_INFO is defined.
5702 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5705 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5707 * config/sh/sh.c (calc_live_regs): Use
5708 current_function_saves_all_registers instead of
5709 current_function_has_nonlocal_label.
5710 (sh_allocate_initial_value): Likewise.
5711 (sh_get_pr_initial_val): Likewise.
5712 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5713 * config/sh/sh.md (load_ra): Likewise.
5715 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5717 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5720 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5721 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5723 2007-09-12 Sa Liu <saliu@de.ibm.com>
5725 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5726 operands to DFmode GE or LE compares.
5728 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5730 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5731 REG_CLASS_NAMES): Add P0REGS.
5732 (REGNO_REG_CLASS): Return it where appropriate.
5733 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5734 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5735 * doc/md.texi (Blackfin family): Document 'q' constraints.
5737 2007-09-11 Steve Kenton <skenton@ou.edu>
5739 * pa/linux-unwind.h: Guard with inhibit_libc.
5740 * pa/hpux-unwind.h: Likewise.
5742 2007-09-11 David Daney <ddaney@avtrex.com>
5744 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5745 * doc/install.texi: Document new --with-llsc and --without-llsc
5747 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5748 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5749 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5751 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5752 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5753 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5754 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5755 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5756 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5757 * config/mips/mips.opt (mllsc): New option.
5758 * config/mips/mips.c (mips_llsc): Define variable.
5759 (mips_handle_option): Handle mllsc option.
5760 (override_options): Set mips_print_operand_punct for '|' and '-'.
5761 (print_operand): Add new %| and %- operand codes.
5762 * config/mips/mips.h (mips_llsc_setting): New enum type.
5763 (mips_llsc): Declare.
5764 (OPTION_DEFAULT_SPECS): Add llsc handling.
5765 (GENERATE_SYNC): New macro.
5766 (GENERATE_LL_SC): New macro.
5767 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5768 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5769 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5770 in %| and %- operand codes.
5772 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5774 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5775 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5777 2007-09-11 Jason Merrill <jason@redhat.com>
5780 * stor-layout.c (layout_decl): Do pack variable size fields.
5782 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5784 * config/m68k/predicates.md (movsi_const0_operand,
5785 non_symbolic_call_operand): New predicates.
5787 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5789 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5790 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5791 CW, CZ, CS, Ap and Ac.
5793 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5794 (constraints.md): New include.
5795 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5796 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5797 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5799 (pushdi): Add split.
5800 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5801 attributes. Split tstsi_internal_68020_cf from it.
5802 (tstsi_internal_68020_cf): New pattern.
5803 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5804 (tst<mode>_cf): Specify attributea.
5805 (cmpsi_cf): Name pattern. Specify attributes.
5806 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5807 (pushexthisi_const): Fix to use alternatives. Specify
5809 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5810 from it. Fix to use alternatives. Specify attributes.
5811 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5812 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5814 (movsf_cf_soft): Specify attributes.
5815 (movdf_cf_soft): Add split.
5816 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5817 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5818 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5819 (truncdfsf2_68881): Name pattern. Specify attributes.
5820 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5821 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5822 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5824 (addsi3_5200): Fix to use alternatives. Specify attributes.
5826 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5827 (subsi3): Add alternative for subq.l. Specify attributes.
5828 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5829 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5831 (umulhisi3): Specify attributes.
5832 (mulhisisi3_z): Name pattern. Specify attributes.
5833 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5834 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5835 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5836 bsetmemqi): Specify attributes.
5837 (bsetmemqi_ext): Name pattern. Specify attributes.
5838 (bclrmemqi): Specify attributes.
5839 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5840 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5842 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5843 pattern. Specify attributes.
5844 (jump): Specify attributes.
5845 (tablejump_internal): Name pattern. Specify attributes.
5846 (call_value): Split into non_symbolic_call_value,
5847 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5848 alternatives. Specify attributes.
5849 (non_symbolic_call_value, symbolic_call_value_jsr,
5850 symbolic_call_value_bsr): New patterns.
5851 (nop, return, unlink, indirect_jump): Specify attributes.
5852 (trap): Fix condition. Specify attributes.
5855 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5856 (override_options): Initialize it. Initialize m68k_sched_cpu.
5857 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5858 (const_method): Make global, rename to m68k_const_method.
5859 (const_int_cost, output_move_const_into_data_reg): Update.
5860 (output_move_double): Parametrize to emit rtl code, rename to
5862 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5863 emit_movsi): New static functions.
5864 (output_move_double): New function with semantics of old
5866 (m68k_emit_move_double): New function.
5867 (m68k_sched_cpu): New variable.
5868 (attr_op_type): New enum.
5869 (sched_guess_p): New variable.
5870 (sched_address_type, sched_operand_type, sched_attr_op_type):
5871 New static functions.
5872 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5873 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5874 (sched_branch_type): New static variable.
5875 (m68k_sched_branch_type): New function.
5876 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5877 (m68k_symbolic_call_var): Declare.
5878 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5879 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5880 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5881 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5884 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5886 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5887 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5888 error if __builtin_va_arg_pack_len () wasn't optimized out during
5890 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5891 with the number of inline's anonymous arguments.
5892 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5894 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5896 * fold-const.c (extract_muldiv_1): Do not simplify
5899 2007-09-11 Jan Hubicka <jh@suse.cz>
5901 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5902 (TARGET_INTER_UNIT_CONVERSIONS): New.
5903 * i386.md (floatsi expanders): Remove redundant check for SImode
5904 source; offload to memory when asked for.
5905 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5906 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5908 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5909 floatsidf2_mixed_memory, floatsidf2_sse_memory
5910 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5911 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5913 2007-09-11 Jan Hubicka <jh@suse.cz>
5915 * toplev.c (process_options): all frontends now do unit-at-a-time.
5916 * cgraphunit.c: update comments.
5917 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5918 * c-decl.c (finish_function): use cgraph_add_new_function.
5919 * function.c (expand_function_end): We are always unit-at-a-time.
5921 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5923 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5924 settings for MIPS16.
5925 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5927 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5929 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5930 SYMBOL_FORCE_TO_MEM constants.
5931 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5932 (mips16_rewrite_pool_refs_info): New structure.
5933 (mips16_rewrite_pool_constant): New function, split out from...
5934 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5935 mips16_rewrite_pool_refs_info structure rather than a pointer
5936 to a constant pool. Force force_to_mem_operands into memory.
5937 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5938 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5939 * config/mips/constraints.md (kf): New constraint.
5940 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5941 (*movsi_mips16): Likewise.
5943 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5944 Nigel Stephens <nigel@mips.com>
5945 David Ung <davidu@mips.com>
5947 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5948 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5949 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5950 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5951 (mips_zero_extend_cost): New functions.
5952 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5953 Use the new functions. Tweak many cost estimates, both here
5954 and in the new subroutines. Return false when the cost of the
5955 operands has not been calculated. Check for *clear_upper32.
5956 Check for floating-point multiply-add, reciprocal and rsqrt
5957 patterns. Handle comparison and rotation codes.
5959 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5961 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5963 * config/i386/i386.c (get_dllimport_decl): Don't strip
5966 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5969 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5970 declarations to top.
5971 (DFP_TO_BFP): Use for either XFmode or TFmode.
5972 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5974 * config/dfp-bit.h: Include float.h.
5975 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5976 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5977 which doesn't mean the same thing.
5978 (BFP_KIND): Use 4 to mean TFmode.
5979 (BFP_FMT): Specify the number of decimal digits based on the
5980 number of mantissa digits.
5981 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5982 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5983 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5984 (TFtype): Define if TFmode is supported.
5985 * doc/libgcc.texi (Decimal float library routines): Document
5986 TF conversion functions.
5988 2007-09-10 Chao-ying Fu <fu@mips.com>
5990 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5991 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5992 (mips_emit_compare): Process fixed-point modes.
5993 (mips_pad_arg_upward): Support fixed-point types.
5994 (override_options): Allow fixed-point modes in accumulators.
5995 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5996 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5997 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5998 (mips_scalar_mode_supported_p): New function to accept fixed-point
5999 modes if the width is not greater than two BITS_PER_WORD.
6000 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6001 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6002 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6003 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6004 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6006 ("IMODE"): New mode attribute.
6007 (mips-fixed.md): Include.
6008 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6010 * config/mips/mips-fixed.md: New file.
6012 2007-09-11 Ben Elliston <bje@au.ibm.com>
6014 * config/spu/spu.md: Formatting fixes.
6016 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6018 * config/dfp-bit.c (dfp_unary_func): Delete.
6019 (dfp_unary_op): Delete.
6020 (dfp_binary_op): Use decFloat functions instead of decNumber
6021 functions for binary operations.
6022 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6023 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6025 (dfp_compare_op): Use decFloat functions insteadof decNumber
6026 functions for comparisons.
6027 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6028 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6030 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6031 call to dxx_binary_op and decFloat function.
6032 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6033 calls to dxx_binary_op and decFloat function.
6034 * config/dfp-bit.h: Include decFloat header files.
6035 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6036 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6037 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6038 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6040 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6041 Jan Sjodin <jan.sjodin@amd.com>
6043 * tree-vect-analyze.c (vect_analyze_operations): Change
6044 comparison of loop iterations with threshold to less than
6045 or equal to instead of less than. Reduce
6046 min_scalar_loop_bound by one.
6047 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6048 Change prologue and epilogue iterations estimate to vf/2,
6049 when unknown at compile-time. Change versioning guard
6050 cost to taken_branch_cost. If peeling for alignment is
6051 unknown at compile-time, change peel guard costs to one
6052 taken branch and one not-taken branch per peeled loop.
6053 If peeling for alignment is known but number of scalar loop
6054 iterations is unknown at compile-time, change peel guard
6055 costs to one taken branch per peeled loop. Change the cost
6056 model equation to consider vector iterations as the loop
6057 iterations less the prologue and epilogue iterations.
6058 Change outside vector cost check to less than or equal to
6059 zero instead of equal to zero.
6060 (vect_do_peeling_for_loop_bound): Reduce
6061 min_scalar_loop_bound by one.
6062 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6063 TARG_COND_NOT_TAKEN_BRANCH_COST.
6064 * config/i386/i386.h (processor_costs): Add
6065 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6066 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6067 vec_align_load_cost, vect_unalign_load_cost,
6068 vec_store_cost, cond_taken_branch_cost,
6069 cond_not_taken_branch_cost.
6070 Define macros for x86 costs.
6071 * config/i386/i386.c:
6072 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6073 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6074 scalar_to_vec_cost, vec_align_load_cost,
6075 vect_unalign_load_cost, vec_store_cost,
6076 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6077 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6078 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6079 core2_cost, generic64_cost, generic32_cost): Set to default
6081 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6082 (x86_builtin_vectorization_cost): New.
6084 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6085 Ben Elliston <bje@au.ibm.com>
6087 * dfp.c: Include decimal128Local.h;
6088 (dfp_byte_swap): Remove.
6089 (encode_decimal32, decode_decimal32): Don't handle endianness.
6090 (encode_decimal64, decode_decimal64): Ditto.
6091 (encode_decimal128, decode_decimal128): Ditto.
6092 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6094 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6096 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6097 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6099 2007-09-10 David Daney <ddaney@avtrex.com>
6101 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6103 (memory_barrier): Rewrote as an insn that clobbers memory.
6105 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6107 * config/mips/mips.c (mips_global_pointer): Check
6108 call_really_used_regs instead of call_used_regs.
6109 (mips_save_reg_p): Likewise. Save all call-saved registers
6110 if current_function_saves_all_registers. Fix indentation.
6111 No longer treat $18 as a special case.
6112 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6114 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6116 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6117 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6118 the introductory comment.
6119 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6120 (override_options): Don't test for it.
6121 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6122 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6123 * config/mips/vr.h: As for config/mips/sde.h.
6125 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6126 Revital Eres <eres@il.ibm.com>
6128 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6129 (struct ddg): Define.
6130 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6131 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6132 * config/spu/spu.c: Include ddg.h.
6133 (TARGET_SCHED_SMS_RES_MII): Define.
6134 (spu_sms_res_mii): New function to calculate mii.
6135 * modulo-sched (res_MII): Use it.
6136 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6138 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6140 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6141 pool entries since they might hold values that must not be shared.
6143 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6146 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6147 Use 'N' operand constraint for op2.
6148 (lshr<mode>3): Ditto.
6149 (ashl<mode>3): Ditto.
6150 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6151 (vec_shr_<mode>): Ditto.
6152 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6153 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6155 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6157 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6158 Change mode macro in the last real_2expN parameter to uppercase.
6160 2007-09-10 Michael Matz <matz@suse.de>
6162 * tree-pass.h (pass_cselim): Declare new pass.
6163 * passes.c (init_optimization_passes): Link in pass_cselim.
6164 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6165 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6166 cond_store_replacement.
6167 (condstoretemp): New static variable.
6168 (cond_store_replacement): New function.
6169 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6170 tree_ssa_phiopt_worker.
6171 (struct name_to_bb): New.
6172 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6173 nt_init_block, nt_fini_block): New static functions.
6174 (seen_ssa_names, nontrap_set): New static variables.
6175 (gate_cselim, pass_cselim): Define new pass.
6176 * common.opt (ftree-cselim): New flag.
6177 * toplev.c (process_options): Set flag_tree_cselim if required.
6179 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6181 * simplify-rtx.c (simplify_relational_operation_1): For recent
6182 canonicalization, don't recurse if op1 equals both PLUS arguments.
6184 2007-09-09 David Daney <ddaney@avtrex.com>
6186 * optabs.c (expand_sync_operation): Use plus insn if minus
6188 (expand_sync_fetch_operation): Ditto.
6190 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6192 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6194 (*floatsisf2_sse_vector): Likewise.
6196 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6198 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6200 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6202 * config/i386/i386.h (ix86_tune_indices): Rename
6203 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6204 (TARGET_USE_VECTOR_CONVERTS): Updated.
6205 * config/i386/i386.c: Likewise.
6207 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6208 Nigel Stephens <nigel@mips.com>
6210 * doc/invoke.texi (Overall Options): Add .sx file extension
6211 as a synonym for .S.
6212 * cppspec.c (known_suffixes): Likewise.
6213 * gcc.c (default_compilers): Likewise.
6215 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6218 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6219 * simplify-rtx.c (simplify_relational_operation_1): Add the
6220 canonicalization from i386.h.
6221 * doc/md.texi (Canonicalization of Instructions): Document it.
6223 2007-09-09 Jan Hubicka <jh@suse.cz>
6224 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6226 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6227 (TARGET_USE_VECTOR_CONVERTS): New.
6228 * i386.md: New post-reload splitters for converting SF to DF and DF to
6230 (floatsi* expander): Special case vector conversions.
6231 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6232 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6233 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6234 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6235 Disable when doing vector converts.
6236 (floatsi<mode>2_i387): Disable when
6237 * sse.md (vec_dupv2df): Export.
6238 * i386.c (ix86_tune_features): Enable SSE conversions.
6240 2007-09-09 Richard Guenther <rguenther@suse.de>
6242 * tree-ssa-operands.c (add_virtual_operand): Only mark
6243 stores as has_volatile_ops if alias information is not available.
6245 2007-09-09 Revital Eres <eres@il.ibm.com>
6247 * doc/contrib.texi: Add myself.
6249 2007-09-09 Ira Rosen <irar@il.ibm.com>
6251 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6252 stmt_vinfo_set_outside_of_loop_cost): New functions.
6253 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6254 (vect_model_simple_cost): Call
6255 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6256 field instead of calling vect_get_cost_fields.
6257 (vect_model_store_cost, vect_model_load_cost): Likewise.
6259 2007-09-09 Revital Eres <eres@il.ibm.com>
6261 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6262 declaration to bdesc_paired_preds variable.
6263 (paired_expand_builtin): Likewise.
6265 2007-09-09 Revital Eres <eres@il.ibm.com>
6267 * dbgcnt.def (sms_sched_loop): New counter.
6268 * modulo-sched.c: Use sms_sched_loop instead of
6269 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6270 perform swing modulo scheduling on. Include dbgcnt.h.
6271 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6272 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6274 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6276 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6277 Substitute all uses with ...
6278 (MODEF): New mode iterator.
6280 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6281 from pre-regalloc define_insn_and_split splitter pattern.
6282 (*fix_trunc<mode>_i387_1): Ditto.
6283 (*fistdi2_1): Ditto.
6284 (*fist<mode>2_1): Ditto.
6285 (frndintxf2_floor): Ditto.
6286 (*fist<mode>2_floor_1): Ditto.
6287 (frndintxf2_ceil): Ditto.
6288 (*fist<mode>2_ceil_1): Ditto.
6289 (frndintxf2_trunc): Ditto.
6290 (frndintxf2_mask_pm): Ditto.
6292 (prologue): Use (const_int 0) as never generated filler insn.
6294 (sibcall_epilogue): Ditto.
6295 (eh_return_si): Ditto.
6296 (eh_return_di): Ditto.
6298 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6299 using MODEF mode iterator.
6300 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6301 using MODEF mode iterator.
6302 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6303 using MODEF mode iterator.
6304 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6305 Macroize expander using MODEF mode iterator.
6307 (zero_extendsidi2): Remove operand constraints from expander.
6308 (smuldi3_highpart): Ditto.
6309 (indirect_jump): Ditto.
6312 * config/i386/sse.md (storentv4sf): Ditto.
6313 (storentv2df): Ditto.
6314 (storentv2di): Ditto.
6316 (sse2_cvtpd2ps): Ditto.
6317 (vec_interleave_highv16qi): Ditto.
6318 (vec_interleave_lowv16qi): Ditto.
6319 (vec_interleave_highv8hi): Ditto.
6320 (vec_interleave_lowv8hi): Ditto.
6321 (vec_interleave_highv4si): Ditto.
6322 (vec_interleave_lowv4si): Ditto.
6323 (vec_interleave_highv2di): Ditto.
6324 (vec_interleave_lowv2di): Ditto.
6325 (sse2_maskmovdqu): Ditto.
6326 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6328 2007-09-09 Ira Rosen <irar@il.ibm.com>
6330 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6331 (struct _slp_tree, struct _slp_instance): Define new data structures
6332 along macros for their access.
6333 (struct _loop_vec_info): Define new fields: strided_stores,
6334 slp_instances, and slp_unrolling_factor along macros for their access.
6335 (enum slp_vect_type): New.
6336 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6338 (STMT_VINFO_STRIDED_ACCESS): New macro.
6339 (vect_free_slp_tree): Declare.
6340 (vectorizable_load): Add an argument of type slp_tree.
6341 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6342 vectorizable_assignment): Likewise.
6343 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6344 Declare (make extern).
6345 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6346 (new_loop_vec_info): Likewise.
6347 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6348 * tree-vect-analyze.c: Include recog.h.
6349 (vect_update_slp_costs_according_to_vf): New.
6350 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6351 functions. For not pure SLP stmts with strided access check that the
6352 group size is power of 2. Update the vectorization factor according to
6353 SLP. Call vect_update_slp_costs_according_to_vf.
6354 (vect_analyze_group_access): New.
6355 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6356 (vect_free_slp_tree): New functions.
6357 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6358 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6359 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6360 vect_detect_hybrid_slp): Likewise.
6361 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6362 and vect_detect_hybrid_slp.
6363 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6364 SLP costs into account.
6365 (vect_get_cost_fields): New function.
6366 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6368 (vect_model_store_cost, vect_model_load_cost): Likewise.
6369 (vect_get_constant_vectors): New function.
6370 (vect_get_slp_vect_defs, vect_get_slp_defs,
6371 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6372 vect_get_vec_defs): Likewise.
6373 (vectorizable_reduction): Don't handle SLP for now.
6374 (vectorizable_call): Don't handle SLP for now. Add argument to
6375 vect_model_simple_cost.
6376 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6377 get SLPed and vectorized defs). Fix indentation and spacing.
6378 (vectorizable_assignment): Handle SLP.
6379 (vectorizable_induction): Don't handle SLP for now.
6380 (vectorizable_operation): Likewise.
6381 (vectorizable_type_demotion): Add argument to
6382 vect_model_simple_cost.
6383 (vectorizable_type_promotion): Likewise.
6384 (vectorizable_store, vectorizable_load): Handle SLP.
6385 (vectorizable_condition): Don't handle SLP for now.
6386 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6387 no SLP transformation required for unsupported cases. Add SLP
6388 argument for supported cases.
6389 (vect_remove_stores): New function.
6390 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6391 (vect_transform_loop): Schedule SLP instances.
6392 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6394 2007-09-09 Andrew Haley <aph@redhat.com>
6396 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6399 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6401 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6402 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6403 Similar for what label_refs can go in the JUMP_TARGET field. Split
6404 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6405 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6406 REG_LABEL when replacing an operand with a LABEL_REF for a
6408 (subst_reloads): When replacing a LABEL_REG with a register,
6409 instead of generating a REG_LABEL note, assert that there already
6410 is one or that the label is a known target for the insn.
6411 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6412 note, check the JUMP_LABEL field. Remove "else" after return.
6413 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6414 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6415 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6416 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6417 insns. Iterate over all notes; don't assume there's only one.
6418 * cse.c (recorded_label_ref): Adjust comment to refer to
6420 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6421 insns, not just NONJUMP_INSN_P.
6422 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6423 isn't a jump target.
6424 * jump.c (rebuild_jump_labels): Adjust head comment.
6425 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6426 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6427 (mark_all_labels): For JUMP_P insns without a target, check if the
6428 the target is noted on the previous nonjump insn.
6429 (mark_jump_label_1): New function, guts from mark_jump_label.
6430 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6431 marking jump target labels.
6432 <case LABEL_REF>: Adjust for whether to generate a
6433 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6434 For 'E' format rtl, iterate in descending element order.
6435 (delete_related_insns): Handle both REG_LABEL_TARGET and
6436 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6437 reference count, delete and fallthrough. Move finding-next-
6438 non-deleted insn last in the function. Look at all INSN_P insns
6439 for REG_LABEL_OPERAND notes.
6440 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6442 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6443 JUMP_LABEL, output the INSN_UID of it.
6444 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6445 and/or REG_LABEL_TARGET.
6446 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6447 with jump.c copy by only adding notes for labels actually
6448 referenced in the insn.
6449 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6450 usage count increment; handle all INSN_P trial insns.
6451 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6453 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6454 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6455 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6457 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6458 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6459 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6460 on all INSN_P insns.
6461 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6462 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6463 REG_LABEL_OPERAND notes.
6464 * reload1.c (calculate_needs_all_insns): Adjust comments.
6465 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6466 * config/alpha/alpha.md (split for load of an address into a
6467 four-insn sequence on Unicos/Mk): Adjust to use
6469 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6471 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6474 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6475 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6476 FOR_BB_INSNS_SAFE instead of for loop.
6477 * cse.c (cse_extended_basic_block): Likewise.
6478 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6479 that the for loop does not invoke NEXT_INSN on a deleted insn.
6480 * function.c (instantiate_virtual_regs): Likewise.
6481 * lower-subreg.c (remove_retval_note): Likewise.
6482 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6484 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6486 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6487 insn, if it's a jump.
6488 (try_redirect_by_replacing_jump): New variable jump_p. Call
6489 tablejump_p before delete_insn_chain.
6490 * reload1.c (reload): New variable next. Make sure that the for
6491 loop does not invoke NEXT_INSN on a deleted insn.
6492 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6493 (delete_output_reload): New variable prev. Make sure the the for
6494 loops do not invoke PREV_INSN on a deleted insn.
6496 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6498 * pa/constraints.md: Remove 'X' from unused letters comment.
6500 2007-09-08 Richard Guenther <rguenther@suse.de>
6502 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6503 computed check stmt_ann->references_memory instead of counting
6506 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6508 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6509 validate_change() in one more case.
6511 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6513 PR tree-optimization/32283
6514 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6515 estimated_loop_iterations.
6516 (determine_use_iv_cost_condition): Decrease cost of expressions
6517 used in iv elimination.
6519 2007-09-08 Richard Guenther <rguenther@suse.de>
6521 * tree-cfg.c (verify_gimple_expr): Avoid building new
6522 pointer types, use TYPE_POINTER_TO if available instead.
6524 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6527 PR rtl-optimization/26449
6528 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6529 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6531 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6532 define_expand. Split insn in split1 pass.
6535 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6537 PR tree-optimization/33301
6538 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6541 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6543 PR tree-optimization/32183
6544 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6546 * tree-ssa-reassoc.c: Include cfgloop.h.
6547 (is_reassociable_op): Add a loop argument and return true only
6549 (linearize_expr): Updated.
6550 (should_break_up_subtract): Likewise.
6551 (linearize_expr_tree): Likewise.
6552 (init_reassoc): Call loop_optimizer_init with
6553 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6554 with CDI_DOMINATORS.
6555 (fini_reassoc): Call loop_optimizer_finalize.
6557 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6559 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6560 if there is no i-cache.
6562 2007-09-07 Richard Guenther <rguenther@suse.de>
6565 2007-09-06 Richard Guenther <rguenther@suse.de>
6567 PR tree-optimization/32586
6568 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6569 folding if nothing changed.
6570 (simplify_unary_expression): New function. Do tree combining
6571 on conversion like codes.
6572 (try_to_simplify): Call it.
6574 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6577 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6578 (__gthread_active,__gthread_start, __gthread_active_init): New.
6579 * gthr-posix95.h: Likewise.
6581 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6583 * function.h (struct function): Rename calls_unwind_init
6584 to saves_all_registers.
6585 (current_function_saves_all_registers): Renamed from
6586 current_function_calls_unwind_init.
6587 * reload1.c (reload): Set current_function_saves_all_registers.
6588 * except.c (expand_builtin_unwind_init): Likewise.
6589 * config/m68k/m68k.c (m68k_save_reg): Use
6590 current_function_saves_all_registers to save pic register.
6592 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6594 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6595 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6597 Reapply reverted changes:
6599 2007-09-06 Jan Hubicka <jh@suse.cz>
6601 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6604 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6606 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6607 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6609 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6611 * optabs.c (expand_float): Convert unsigned integer as signed only
6612 if it provides sufficient accuracy; add mode argument to real_2expN.
6613 (expand_fix): Fix comment typos; extend binary float into mode
6614 wider than destination for converion to unsigned integer; add mode
6615 argument to real_2expN.
6616 * real.c (real_2expN): Add mode argument to special-case decimal
6618 * real.h (real_2expN): Ditto.
6619 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6621 (fixed_from_string): Ditto.
6622 (fixed_to_decimal): Ditto.
6623 (fixed_convert_from_real): Ditto.
6624 (real_convert_from_fixed): Ditto.
6625 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6626 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6627 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6628 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6630 2007-09-07 Diego Novillo <dnovillo@google.com>
6632 * tree-flow.h (const_block_stmt_iterator): Remove.
6633 Update all users to use block_stmt_iterator.
6634 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6635 Update all users to use tree_stmt_iterator.
6637 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6639 * config/mips/mips.c (mips_set_current_function): Temporarily
6640 make this a no-op to fix bootstrap errors, pending rewrite.
6642 2007-09-07 Jan Hubicka <jh@suse.cz>
6644 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6647 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6649 PR tree-optimization/33299
6650 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6651 uses for all relevant loop-exit phis, not just the first.
6653 2007-09-07 Richard Guenther <rguenther@suse.de>
6656 * tree-ssa-operands.c (access_can_touch_variable): An access
6657 of the form (*p)[0] can touch a variable of same size.
6659 2007-09-07 Jan Hubicka <jh@suse.cz>
6661 * passes.c (init_optimization_passes): Add simple dce and addressable
6663 * tree-ssa.c (execute_update_addresses_taken): New function.
6664 (pass_update_address_taken): New.
6665 * tree-ssa-dse.c (execute_simple_dse): New function.
6666 (pass_simple_dse): New.
6667 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6669 2007-09-07 Tobias Burnus <burnus@net-b.de>
6672 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6674 2007-09-07 Richard Guenther <rguenther@suse.de>
6677 2007-09-06 Richard Guenther <rguenther@suse.de>
6679 PR tree-optimization/32586
6680 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6681 folding if nothing changed.
6682 (simplify_unary_expression): New function. Do tree combining
6683 on conversion like codes.
6684 (try_to_simplify): Call it.
6686 2007-09-07 Richard Guenther <rguenther@suse.de>
6687 Uros Bizjak <ubizjak@gmail.com>
6689 PR tree-optimization/32821
6690 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6691 NULL in the call to set_bb_stmt_list.
6693 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6695 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6696 float calls here, rather than leaving some to the caller.
6697 Use call_internal_direct and call_value_internal_direct.
6698 * config/mips/mips.md (call_internal_direct): New pattern.
6699 (call_value_internal_direct): Likewise.
6701 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6703 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6704 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6706 (override_options): Set mips_base_move_loop_invariants.
6708 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6710 * config/mips/mips.opt (mcode-readable=): Move to keep list
6713 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6715 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6716 and -mgpopt options. Adjust the -G documentation to match.
6717 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6718 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6719 function, split out from mips_classify_symbol. Return false for
6720 !TARGET_LOCAL_SDATA.
6721 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6722 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6723 (override_options): Check whether the -mgpopt setting is consistent
6724 with the other flags.
6725 (symbolic_expression_p): Delete.
6726 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6727 and default_elf_select_rtx_section.
6728 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6729 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6730 external data and TARGET_EXTERN_SDATA.
6732 2007-09-07 Tobias Burnus <burnus@net-b.de>
6735 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6737 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6739 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6740 FOR_BB_INSNS_SAFE instead of for loop.
6741 * cse.c (cse_extended_basic_block): Likewise.
6742 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6743 that the for loop does not invoke NEXT_INSN on a deleted insn.
6744 * function.c (instantiate_virtual_regs): Likewise.
6745 * lower-subreg.c (remove_retval_note): Likewise.
6746 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6748 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6750 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6751 insn, if it's a jump.
6752 (try_redirect_by_replacing_jump): New variable jump_p. Call
6753 tablejump_p before delete_insn_chain.
6754 * reload1.c (reload): New variable next. Make sure that the for
6755 loop does not invoke NEXT_INSN on a deleted insn.
6756 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6757 (delete_output_reload): New variable prev. Make sure the the for
6758 loops do not invoke PREV_INSN on a deleted insn.
6760 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6762 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6763 * cgraph.h (rebuild_cgraph_edges): Declare.
6764 * tree-pass.h (pass_expand_omp_ssa): New.
6765 * omp-low.c (find_omp_clause): Export.
6766 (copy_var_decl): Split from omp_copy_decl_2.
6767 (build_omp_barrier): Return the call to emit instead of emitting
6769 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6771 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6772 expand_omp_for_generic, expand_omp_for_static_nochunk,
6773 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6774 Adapted to work on SSA form.
6775 (execute_expand_omp): Do not invalidate dominance information.
6776 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6777 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6778 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6780 (force_gimple_operand): Allow gimplifying code expressions without
6782 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6783 * common.opt (fopenmp-ssa): New.
6784 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6785 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6786 * tree-cfg.c: Include tree-inline.h.
6787 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6788 (replace_by_duplicate_decl, replace_ssa_name,
6789 mark_virtual_ops_in_region): New functions.
6790 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6791 to work on SSA form.
6792 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6793 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6796 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6798 * tree-loop-linear.c: Include obstack.h.
6799 (linear_transform_loops): New obstack lambda_obstack.
6800 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6801 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6802 and free afterwards.
6803 * lambda.h (struct obstack): New forward declaration.
6804 (lambda_linear_expression_new): New parameter of type struct
6806 (lambda_loopnest_new): Likewise.
6807 (lambda_loopnest_transform): Likewise.
6808 (lambda_body_vector_new): Likewise.
6809 (lambda_body_vector_compute_new): Likewise.
6810 (gcc_loopnest_to_lambda_loopnest): Likewise.
6811 (lambda_loopnest_to_gcc_loopnest): Likewise.
6812 * lambda-code.c: Include obstack.h.
6813 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6815 (lambda_body_vector_new): Likewise.
6816 (lambda_linear_expression_new): Likewise.
6817 (lambda_lattice_new): Likewise.
6818 (lambda_loopnest_new): Likewise. Additionally use obstack to
6819 allocate LN_LOOPS(ret).
6820 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6821 it to lambda_lattice_new.
6822 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6823 Pass it to lambda_body_vector_new.
6824 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6825 it to lambda_lattice_new.
6826 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6827 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6828 (lambda_compute_target_space): Likewise.
6829 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6830 Pass it to lambda_lattice_compute_base and
6831 compute_nest_using_fourieer_motzkin.
6832 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6833 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6834 and lambda_lattice_compute_target_space.
6835 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6836 Pass it to lambda_linear_expression_new.
6837 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6838 to gcc_tree_to_linear_expression.
6839 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6840 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6841 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6842 Pass it to lambda_body_vector_new and
6843 lambda_body_vector_compute_new.
6844 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6845 (lambda-code.o): Likewise.
6847 2007-09-06 Chao-ying Fu <fu@mips.com>
6849 * ginclude/stdfix.h: New file.
6850 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6851 (convert.o): Add dependence on fixed-value.h.
6852 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6853 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6854 to define fixed-point constants.
6855 (c_cpp_builtins): Define fixed-point constants.
6856 * convert.c (fixed-value.h): New include.
6857 (convert_to_real): Update comment to include fixed-point.
6858 Support FIXED_POINT_TYPE.
6859 (convert_to_integer): Update comment to include fixed-point.
6860 Support FIXED_POINT_TYPE.
6861 (convert_to_complex): Support FIXED_POINT_TYPE.
6862 (convert_to_fixed): New function.
6863 * convert.h (convert_to_fixed): Declare.
6864 * genopinit.c: Add comment about $Q for only fixed-point modes.
6865 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6866 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6867 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6868 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6869 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6870 usneg_optab for fixed-point modes.
6871 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6873 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6874 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6875 unsigned saturation optabs, when type is saturating.
6876 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6877 (expand_fixed_convert): New function.
6878 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6879 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6880 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6881 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6882 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6883 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6885 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6886 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6887 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6888 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6889 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6891 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6892 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6893 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6894 fractuns, satfractuns.
6895 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6896 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6897 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6898 OTI_ssmsub_widen, OTI_usmsub_widen.
6899 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6900 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6901 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6902 umsub_widen_optab, usmsub_widen_optab): Define.
6903 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6905 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6907 (expand_fixed_convert): Declare.
6908 * expr.c (convert_move): Support the move of fixed-point modes.
6909 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6910 (categorize_ctor_elements_1): Handle FIXED_CST.
6911 (count_type_elements): Handle FIXED_POINT_TYPE.
6912 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6913 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6915 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6916 multiply and add/subtract for fixed-point types.
6917 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6918 mode, we jump to binop directly.
6919 Support FIXED_CONVERT_EXPR.
6920 (do_store_flag): Check FIXED_CST to put a constant second.
6921 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6922 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6923 (const_vector_from_tree): Support FIXED_CST.
6924 * doc/extend.texi (Fixed-Point): New node.
6925 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6926 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6927 satfract, fractuns, satfractuns): Document them.
6929 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6931 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6932 addresses into I registers.
6934 2007-09-06 Jan Hubicka <jh@suse.cz>
6935 Andreas Tobler <a.tobler@schweiz.org>
6937 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6939 (machopic_legitimize_pic_address): Likewise.
6941 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6942 Jan Hubicka <jh@suse.cz>
6944 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6945 instead of ufloat_optab->handlers directly.
6946 (floatdidf2): Likewise.
6948 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6950 * config/mips/mips.c: Include diagnostic.h.
6951 (mips_set_current_function): Check errorcount and sorrycount
6952 before generating RTL.
6954 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6957 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6958 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6959 (print_operand_reloc): Likewise.
6961 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6965 2007-09-06 Jan Hubicka <jh@suse.cz>
6967 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6970 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6972 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6973 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6975 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6977 * optabs.c (expand_float): Convert unsigned integer as signed only
6978 if it provides sufficient accuracy; add mode argument to real_2expN.
6979 (expand_fix): Fix comment typos; extend binary float into mode
6980 wider than destination for converion to unsigned integer; add mode
6981 argument to real_2expN.
6982 * real.c (real_2expN): Add mode argument to special-case decimal
6984 * real.h (real_2expN): Ditto.
6985 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6987 (fixed_from_string): Ditto.
6988 (fixed_to_decimal): Ditto.
6989 (fixed_convert_from_real): Ditto.
6990 (real_convert_from_fixed): Ditto.
6991 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6992 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6993 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6994 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6996 2007-09-06 Tom Tromey <tromey@redhat.com>
6998 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6999 * c-pch.c (c_common_read_pch): Restore current location after
7001 * tree.c (expand_location): Update.
7002 (expr_filename): Changed return type. Unified the two cases.
7003 (expr_lineno): Likewise.
7004 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7006 * toplev.c (line_table): Changed type.
7007 (general_init): Update.
7008 (realloc_for_line_map): New function.
7009 (general_init): Allocate line_table using GC.
7010 * fix-header.c (line_table): Changed type.
7011 (read_scan_file): Update.
7012 (read_scan_file): Update.
7013 * c-ppoutput.c (maybe_print_line): Update.
7014 (print_line): Update.
7015 (cb_line_change): Update.
7016 (cb_define): Update.
7017 (pp_file_change): Update.
7018 * c-opts.c (c_common_init_options): Update.
7019 (finish_options): Update.
7020 (push_command_line_include): Update.
7021 * c-lex.c (cb_line_change): Update.
7022 (cb_def_pragma): Update.
7023 (cb_define): Update.
7025 (c_lex_with_flags): Use cpp_get_token_with_location.
7026 * input.h (line_table): Changed type.
7027 (location_from_locus): New macro.
7028 * tree.h (EXPR_FILENAME): No longer an lvalue.
7029 (EXPR_LINENO): Likewise.
7030 (expr_locus, set_expr_locus): Declare separately for
7031 USE_MAPPED_LOCATION.
7032 (expr_filename, expr_lineno): Changed return type.
7033 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7034 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7035 (expand_gimple_basic_block): Likewise.
7036 * final.c (final_scan_insn): Use expanded_location.
7038 2007-09-06 Richard Guenther <rguenther@suse.de>
7040 PR tree-optimization/32586
7041 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7042 folding if nothing changed.
7043 (simplify_unary_expression): New function. Do tree combining
7044 on conversion like codes.
7045 (try_to_simplify): Call it.
7046 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7047 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7049 2007-09-06 Jan Hubicka <jh@suse.cz>
7052 * cse.c (fold_rtx): Avoid invalid sharing.
7054 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7056 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7057 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7059 2007-09-06 Revital Eres <eres@il.ibm.com>
7061 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7062 Fix offsettable memory reference for 750CL.
7064 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7066 * reload.c (find_reloads_address_1): Try to preserve original
7067 base/index regclass of operands.
7068 * regrename.c (scan_rtx_address): Likewise.
7069 (replace_oldest_value_addr): Likewise.
7071 2007-09-06 Richard Guenther <rguenther@suse.de>
7073 PR tree-optimization/33302
7074 * domwalk.c (walk_dominator_tree): The exit block is
7075 interesting even if it is not reachable.
7077 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7080 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7082 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7084 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7087 2007-09-05 Ian Lance Taylor <iant@google.com>
7089 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7091 (dump_generic_node): Likewise.
7092 * print-rtl.c (print_decl_name): Likewise.
7093 * print-tree.c (print_node_brief): Likewise.
7094 (print_node): Likewise.
7095 * Makefile.in (RTL_BASE_H): Add alias.h.
7098 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7100 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7102 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7103 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7105 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7107 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7108 (tm_defines): Define UCLIBC_DEFAULT to 1.
7109 (extra_options): Add linux.opt.
7110 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7111 (CRT_CALL_STATIC_FUNCTION): Likewise.
7112 (NO_IMPLICIT_EXTERN_C): Likewise.
7113 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7114 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7115 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7116 (ENDFILE_SPEC): Don't define.
7117 (LIB_SPEC): Likewise.
7118 (CRT_CALL_STATIC_FUNCTION): Likewise.
7119 (NO_IMPLICIT_EXTERN_C): Likewise.
7120 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7121 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7123 2007-09-06 Jan Hubicka <jh@suse.cz>
7125 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7128 2007-09-06 Jan Hubicka <jh@suse.cz>
7130 * opts.c (common_handle_option): Enable inlining functions for
7133 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7135 * builtin-attrs.def (ATTR_NONNULL_3): New.
7136 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7137 ATTR_NOTHROW_NONNULL_##FA.
7138 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7139 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7140 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7141 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7142 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7143 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7144 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7146 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7147 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7148 ATTR_FORMAT_NOTHROW_3_4): Remove.
7149 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7150 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7151 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7152 instead of ATTR_FORMAT_*_*.
7154 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7156 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7157 parts re-used for REG_FRAME_RELATED_EXPR.
7159 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7161 * optabs.c (expand_float): Convert unsigned integer as signed only
7162 if it provides sufficient accuracy; add mode argument to real_2expN.
7163 (expand_fix): Fix comment typos; extend binary float into mode
7164 wider than destination for converion to unsigned integer; add mode
7165 argument to real_2expN.
7166 * real.c (real_2expN): Add mode argument to special-case decimal
7168 * real.h (real_2expN): Ditto.
7169 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7171 (fixed_from_string): Ditto.
7172 (fixed_to_decimal): Ditto.
7173 (fixed_convert_from_real): Ditto.
7174 (real_convert_from_fixed): Ditto.
7175 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7176 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7177 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7178 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7180 2007-09-05 Ian Lance Taylor <iant@google.com>
7182 * init-regs.c (initialize_uninitialized_regs): Call
7183 emit_insn_before rather than add_insn_before.
7185 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7187 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7188 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7189 * tree-inline.h (copy_body_data): Add call_expr field.
7190 * tree-inline.c (expand_call_inline): Initialize call_expr.
7191 (copy_bb): Append anonymous inline fn arguments to arguments
7192 when inlining a CALL_EXPR_VA_ARG_PACK call.
7193 * builtins.c (expand_builtin): Issue an error if
7194 BUILT_IN_VA_ARG_PACK is seen during expand.
7195 (fold_call_expr, fold_builtin_call_array): Don't fold
7196 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7197 __builtin_va_arg_pack () call as last argument.
7198 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7199 function is __builtin_va_arg_pack (), decrease number of call
7200 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7201 * expr.c (expand_expr_real_1): Issue an error if
7202 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7203 * tree-pretty-print.c (dump_generic_node): Handle printing
7204 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7205 * doc/extend.texi (__builtin_va_arg_pack): Document.
7207 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7209 PR tree-optimization/21513
7210 * builtins.c (build_builtin_expect_predicate): New function.
7211 (fold_builtin_expect): Add argument for expected value.
7212 Distribute __builtin_expect over short-circuiting operations.
7213 Fold nested builtin_expects.
7214 (fold_builtin_2): Adjust call to fold_builtin_expect.
7216 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7219 PR tree-optimization/13756
7220 * doc/invoke.texi (Options That Control Optimization): Document
7223 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7225 * config/i386/cpuid.h: New file.
7226 * config/i386/driver-i386.c: Include cpuid.h.
7227 (describe_cache): Shrink size and line strings to 100 bytes.
7228 (detect_caches_amd): Return "" for unsupported max_ext_level.
7229 Use __cpuid function.
7230 (detect_caches_intel): Return "" for unsupported max_level.
7231 Use __cpuid function.
7232 (host_detect_local_cpu): Change feature flag variables to
7233 unsigned int. Initialize only extended feature flag variables.
7234 Use __get_cpuid_max to determine max supported cpuid level.
7235 Use __cpuid function to determine supported features. Fix
7236 calculation of family id. Remove is_amd and check signature
7237 directly. Check for Geode signature. Handle family 4 id.
7238 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7239 cpu discovery code to lower part of the function.
7240 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7241 for sub-architecture.
7242 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7243 [PROCESSOR_K8]: Add k8-sse3 architecture.
7244 [PROCESSOR_NOCONA]: Remove.
7245 [PROCESSOR_GENERIC64]: Ditto.
7246 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7247 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7248 to check for SSE and FXSAVE support.
7249 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7250 Add -minline-all-stringops.
7251 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7252 (x86_64-*-*): Ditto.
7254 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7256 * config/bfin/linux-unwind.h: New file.
7257 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7258 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7260 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7262 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7263 * stmt.c: Include alloc-pool.h.
7264 (struct case_node): Remove GTY marker.
7265 (add_case_node): New parameter case_node_pool. Use it for
7267 (expand_case): New allocation pool case_node_pool. Initialize it,
7268 pass to add_case_node and free it.
7270 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7271 David Ung <davidu@mips.com>
7272 Nigel Stephens <nigel@mips.com>
7274 Add mips16/nomips16 function attributes and -mflip-mips16 option
7275 for testing mixed-mode compilation.
7277 * config/mips/mips.opt (mflip-mips16): New.
7279 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7280 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7282 * config/mips/mips.c (mips_base_target_flags): New.
7283 (mips_base_mips16): New.
7284 (mips_base_schedule_insns): New.
7285 (mips_base_reorder_blocks_and_partition): New.
7286 (mips_base_align_loops): New.
7287 (mips_base_align_jumps): New.
7288 (mips_base_align_functions): New.
7289 (mips16_flipper): New.
7290 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7291 (TARGET_SET_CURRENT_FUNCTION): Define.
7292 (mips_mips16_type_p, mips_nomips16_type_p): New.
7293 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7294 (mips_function_ok_for_sibcall): Make it deal with functions with
7296 (mips_init_split_addresses): New, split out from override_options.
7297 (mips_init_relocs): New, split out from override_options.
7298 (was_mips16_p): New.
7299 (mips_set_mips16_mode): New, split out from override_options.
7300 (mips_set_current_function): New.
7301 (override_options): Add sorry for unsupported mips16/pic
7302 combination. Remove error for mips16/dsp combination. Save
7303 base option settings.
7304 (mips_file_start): Move mips16 mode setting output from here....
7305 (mips_output_function_prologue): ....to here.
7306 (mips_output_mi_thunk): Check for mips16 function.
7307 (build_mips16_function_stub): Don't set .mips16 here.
7308 (build_mips16_call_stub): Likewise.
7309 (mips_expand_builtin): Error in mips16 mode.
7310 (mips_use_mips16_mode_p): New.
7311 (mips_encode_section_info): Check for mips16 function, and set
7312 SYMBOL_REF_FLAGS accordingly.
7314 * doc/extend.texi (Function Attributes): Document new
7315 mips16/nomips16 attributes.
7316 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7317 (MIPS Options): Document -mflip-mips16.
7319 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7321 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7322 if we encounter TLS address in MIPS16 mode.
7323 (mips_legitimize_const_move): Check cannot_force_const_mem for
7324 the (const (plus symbol offset)) case; this forces invalid TLS
7325 address in MIPS16 mode to be caught by the above call to sorry.
7326 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7327 because that now enables emutls, which is not ABI compatible
7328 with native TLS in non-MIPS16 mode.
7330 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7332 Add target hook invoked when cfun changes.
7334 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7335 * target.h (struct gcc_target): Add set_current_function.
7336 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7337 (TARGET_INITIALIZER): Add initializer for set_current_function.
7338 * tree.h (push_struct_function): New.
7339 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7341 (set_cfun): Declare.
7342 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7344 (push_function_context_to): Use allocate_struct_function
7345 to create null context, not init_dummy_function_start. Use set_cfun.
7346 (pop_function_context_from): Use set_cfun.
7347 (in_dummy_function): New.
7348 (invoke_set_current_function_hook): New.
7350 (push_cfun, pop_cfun): Use set_cfun.
7351 (push_struct_function): New.
7352 (allocate_struct_function): Call invoke_set_current_function_hook
7354 (prepare_function_start): Don't set cfun here. Remove unused
7355 argument; fix all callers.
7356 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7357 push_struct_function.
7358 (init_function_start): Set cfun here.
7359 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7360 * omp-low.c (create_omp_child_function): Use push_struct_function
7361 and pop_cfun to save/restore state.
7362 (expand_omp_parallel): Remove unused saved_cfun variable.
7363 * cgraphunit.c (ipa_passes): Use set_cfun.
7364 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7365 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7366 * matrix-reorg.c (transform_allocation_sites): Likewise.
7367 (matrix_reorg): Use set_cfun.
7368 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7369 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7370 assignment to cfun; use set_cfun for the other.
7371 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7372 (dump_function_to_file): Use push_cfun/pop_cfun here.
7373 * c-decl.c (finish_function): Use set_cfun.
7375 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7377 * regrename.c (rerename_optimize): Use deferred rescanning and
7378 insert explicit calls to rescan insns when changed.
7380 2007-09-05 Jan Hubicka <jh@suse.cz>
7382 * optabs.c (libfunc_entry): Change optab to integer.
7383 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7384 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7385 of pointers for hashing.
7387 2007-09-05 Jan Hubicka <jh@suse.cz>
7389 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7391 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7392 * see.c (pass_see): Likewise.
7393 * tracer.c (pass_tracer): Likewise.
7394 * postreload-gcse.c (pass_gcse2): Likewise.
7395 * postreload.c (pass_postreload_cse): Likewise.
7396 * mode-switching.c (pass_mode_switching): Likewise.
7397 * modulo-sched.c (pass_sms): Likewise.
7398 * cse.c (cse_insn): Likewise.
7399 * web.c (pass_web): Likweise.
7400 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7401 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7402 * loop-init.c (pass_rtl_loop_init): Likewise.
7403 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7404 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7405 * global.c (pass_global_alloc): Likewise.
7406 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7407 pass_if_after_reload): Likewise.
7408 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7409 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7410 * regmove.c (pass_regmove): Likewise.
7411 * function.c (pass_thread_prologugues_epilogues): Likewise.
7412 * gcse.c (pass_gcse): Likewise.
7413 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7414 * lower-subreg.c (pass_lower_subreg2): Likewise.
7415 * bt-load.c (pass_branch_target_load): Likewise.
7416 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7417 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7418 * combine.c (pass_combine): Likewise.
7419 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7420 (pass_partition_blocks): Likewise.
7421 * var-tracking.c (pass_variable_track): Likewise.
7422 * reg-stack.c (pass_stack_regs_run): Likewise.
7423 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7424 * passes.c (pass_postreload): Likewise.
7425 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7426 * tree-pass.h (TODO_verify_rtl_sharing): New.
7427 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7428 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7429 TODO_set_props, TODO_df_finish, TODO_df_verify,
7430 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7432 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7434 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7435 fold_real_zero_addition_p, reorder_operands_p,
7436 div_if_zero_remainder, fold_undefer_overflow_warnings,
7437 int_binop_types_match_p, fold_convert_const_int_from_int,
7438 fold_convert_const_int_from_real,
7439 fold_convert_const_int_from_fixed,
7440 fold_convert_const_real_from_real,
7441 fold_convert_const_real_from_fixed,
7442 fold_convert_const_fixed_from_fixed,
7443 fold_convert_const_fixed_from_int,
7444 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7445 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7446 debug_fold_checksum, multiple_of_p): Constify.
7447 * tree-flow-inline.h (get_lineno): Likewise.
7448 * tree-flow.h (get_lineno): Likewise.
7449 * tree-object-size.c (compute_object_offset, addr_object_size,
7450 alloc_object_size, pass_through_call): Likewise.
7451 * tree-pretty-print.c (op_symbol, print_call_name,
7452 print_struct_decl, do_niy): Likewise.
7453 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7454 debug_fold_checksum): Likewise.
7456 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7459 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7460 note, remove the associated REG_RETVAL note.
7462 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7464 * config.gcc (powerpc*-*-*): Install
7465 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7466 * config/rs6000/spu2vmx.h: New header.
7467 * config/rs6000/si2vmx.h: New header.
7468 * config/rs6000/vec_types.h: New header.
7470 2007-09-05 Ben Elliston <bje@au.ibm.com>
7472 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7474 2007-09-05 Ben Elliston <bje@au.ibm.com>
7476 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7478 (__stdcx): Make asm volatile.
7479 (__stwcx, __stdcx): Return only 0 or 1.
7481 2007-09-05 Jan Hubicka <jh@suse.cz>
7485 2007-09-04 Jan Hubicka <jh@suse.cz>
7486 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7488 2007-09-04 Richard Guenther <rguenther@suse.de>
7489 * tree-ssa-operands.c (add_virtual_operand): Only mark
7490 stores as has_volatile_ops if alias information is not available.
7492 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7494 * config/rs6000/tramp.asm: Include config.h.
7495 Check __PIC__ or __pic__ macro instead of SHARED.
7497 PR rtl-optimization/32300
7498 * see.c (see_copy_insn): New function.
7499 (see_def_extension_not_merged, see_merge_one_use_extension,
7500 see_merge_one_def_extension): Use it. Avoid changing
7501 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7502 into sequences. Call df_insn_delete on temporary insns
7503 that won't be emitted into the insn stream.
7504 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7505 and run df_process_deferred_rescans () before run_fast_dce.
7507 PR tree-optimization/33017
7508 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7509 recurse for pure or const function calls.
7511 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7513 * c-format.c: Include alloc-pool.h.
7514 (check_format_info_main): New argument fwt_alloc. Use allocation
7515 pool instead of GC. Remove GC deallocation code.
7516 (check_format_arg): Create allocation pool, pass it to
7517 check_format_info_main and free it afterwards.
7518 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7520 2007-09-05 Ben Elliston <bje@au.ibm.com>
7522 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7523 Rename count macro arugment for clarity.
7524 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7525 (__protected_stream_set): Likewise, pass 0.
7527 2007-09-04 Jan Hubicka <jh@suse.cz>
7529 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7531 2007-09-04 Jan Hubicka <jh@suse.cz>
7533 * invoke.texi (-finline-small-functions): Document.
7534 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7535 when deciding what is inlinable.
7536 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7537 (cgraph_decide_inlining_of_small_function): Handle new flags.
7538 (cgraph_decide_inlining_incrementally): Likewise.
7539 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7540 * common.opt (finline-small-functions): New.
7541 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7543 2007-09-04 Richard Guenther <rguenther@suse.de>
7545 * tree-ssa-operands.c (add_virtual_operand): Only mark
7546 stores as has_volatile_ops if alias information is not available.
7548 2007-09-04 Andrew Haley <aph@redhat.com>
7550 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7552 2007-09-04 Andrew Haley <aph@redhat.com>
7554 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7555 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7556 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7558 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7561 * common.opt: Mention ABI version 2 in comment.
7563 2007-09-04 Jan Hubicka <jh@suse.cz>
7565 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7566 (libfunc_entry): New structure.
7567 (libfunc_hash): New hashtable.
7568 (hash_libfunc): New function.
7569 (eq_libfunc): New function.
7570 (convert_optab_libfunc): New function.
7571 (optab_libfunc): New function.
7572 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7573 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7574 expand_float, expand_fix, new_optab, new_convert_optab):
7575 Update for new libfunc API.
7576 (init_libfunc, init_integral_libfuncs,
7577 init_floating_libfuncs, init_interclass_conv_libfuncs
7578 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7579 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7580 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7581 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7582 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7583 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7584 gen_extend_conv_libfunc): New.
7585 (init_one_libfunc): Revamp for hashtables.
7586 (set_conv_libfunc): Likewise.
7587 (init_optabs): Initialize hashtable; use lazy initialization where
7589 * optabs.h (optab_handlers): Move out of GGC.
7590 (optab, convert_optab): Move out of GGC; add lazy gen info.
7591 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7592 (optab_libfunc, convert_optab_libfunc): New.
7593 * builtins.c (expand_builtin_powi): Update for new API.
7594 * expr.c (convert_move): Likewise.
7595 * expmed.c (expand_divmod): Likewise.
7597 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7599 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7600 GOT pointer only if there is a constant pool. Use the allocated space
7603 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7605 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7608 2007-09-04 Revital Eres <eres@il.ibm.com>
7609 Richard Guenther <rguenther@suse.de>
7610 R. Clint Whaley <whaley@cs.utsa.edu>
7612 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7614 * tree-tailcall.c (process_assignment): Use -fassociative-math
7615 when reodering operands of floating-point type.
7616 * fold-const.c (fold_comparison, fold_binary): Use
7617 -fassociative-math and -freciprocal-math instead of
7618 -funsafe-math-optimization flag.
7619 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7620 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7621 -freciprocal-math instead of -funsafe-math-optimizations.
7622 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7623 -fassociative-math when -ffast-math is set.
7624 (set_unsafe_math_optimizations_flags): New Function
7625 to set -freciprocal-math and -fassociative-math when
7626 -funsafe-math-optimizations is set.
7627 (common_handle_option): Call it.
7628 * tree-vectorizer.c (vect_is_simple_reduction): Use
7629 -fassociative-math when doing reduction on floats.
7630 * loop-unroll.c (analyze_insn_to_expand_var): Use
7631 -fassociative-math when expanding an accumulator of type float.
7632 * simplify-rtx.c (simplify_binary_operation_1): Use
7633 -fassociative-math and -freciprocal-math when reordeing operands
7634 of floating-point type.
7635 * combine.c (combine_simplify_rtx): Likewise.
7636 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7638 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7640 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7643 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7645 2007-09-04 Jan Hubicka <jh@suse.cz>
7647 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7649 2007-09-04 Jan Hubicka <jh@suse.cz>
7651 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7652 and corresponding MATCH_DUP.
7654 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7657 * combine.c (subst): Do not try to simplify X if it represents load
7658 of FP constant from the constant pool via float extension.
7660 2007-09-04 Ben Elliston <bje@au.ibm.com>
7662 * c-opts.c: Include "tm_p.h".
7663 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7665 2007-09-04 Richard Guenther <rguenther@suse.de>
7667 PR tree-optimization/33291
7668 * tree-pretty-print.c (dump_generic_node): Dump all
7669 qualifiers for pointer types, not only first. Dump
7670 qualifiers for aggregate types as well.
7671 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7672 use the canonical type for building ARRAY_REFs.
7673 * gimplify.c (canonicalize_addr_expr): Clean up. The
7674 correct validness check is compatibility of the pointer
7675 types. Always use the canonical type for building
7676 ARRAY_REFs and ADDR_EXPRs.
7677 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7678 change that disabled propagation of ADDR_EXPRs into statements
7681 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7683 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7684 (umulsi3_highpart): Make into expanders; existing insns are
7685 now named *[insn]_nov6. Add stars to existing [insn]_v6
7686 counterparts' names.
7688 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7690 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7691 (unprotoize.o): Remove SHLIB_MULTILIB.
7693 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7695 * doc/extend.texi: Document progmem attribute for AVR.
7697 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7700 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7702 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7704 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7707 * optabs.c: Remove unnecessary forward declarations.
7708 (expand_unop_direct): New, broken out of expand_unop.
7709 (expand_doubleword_clz): New.
7710 (expand_ctz): Move above expand_ffs. Use
7711 start_sequence, end_sequence, add_equal_note, and
7712 expand_unop_direct. Add more commentary.
7713 (expand_ffs): Try both ctz optab and expand_ctz.
7714 Generate a test and branch if the hardware doesn't give us
7715 a useful value for input zero. Style improvements similar to
7718 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7720 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7722 * config.gcc: Delete stanza for arm-semi-aof and
7723 armel-semi-aof targets.
7724 * config/arm/arm-protos.h
7726 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7727 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7728 delete aof_pic_label and remove mention of AOF in comments.
7729 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7731 * config/arm/semiaof.h
7732 * config/arm/t-semi: Delete file.
7734 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7736 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7737 CONST_CAST_BB): New macros for type-specific casts.
7738 (CONST_CAST): Add a TYPE parameter and define it in terms of
7741 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7742 * c-lex.c (cb_ident, lex_string): Likewise,
7743 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7744 * config/i386/i386.c (ix86_function_regparm,
7745 ix86_function_sseregparm): Use CONST_CAST_TREE.
7746 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7748 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7749 give_switch, set_multilib_dir): Likewise,
7750 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7751 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7752 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7753 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7754 * prefix.c (update_path): Likewise,
7755 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7756 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7757 * tree-cfg.c (tree_can_merge_blocks_p,
7758 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7759 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7760 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7761 (attribute_list_contained): Use CONST_CAST_TREE.
7763 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7765 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7767 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7770 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7771 before forcing them into a register.
7773 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7775 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7776 rather than define_code_macro.
7778 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7780 * gcc.c (xputenv): New function.
7781 (putenv_from_prefixes): Use xputenv instead of putenv.
7782 (process_command): Use xputenv instead of putenv.
7783 (set_collect_gcc_options): Use xputenv instead of putenv.
7784 (main): Use xputenv instead of putenv.
7786 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7788 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7789 availability of swap instruction.
7790 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7792 2007-09-03 Revital Eres <eres@il.ibm.com>
7794 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7797 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7798 Ayal Zaks <zaks@il.ibm.com>
7799 Revital Eres <eres@il.ibm.com>
7801 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7802 compute_split_row): New functions.
7803 (ps_unschedule_node): Remove.
7804 (normalize_sched_times): Iterate over the already scheduled
7805 insns instead of the number of nodes.
7806 (MAX_SPLIT_NUM): New definition.
7807 (sms_schedule_by_order): Change the scheduling heuristic to
7808 avoid useless increases of initiation interval ii.
7809 (get_sched_window): Add dump printouts.
7811 2007-09-02 David Daney <ddaney@avtrex.com>
7813 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7814 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7815 (optab, insn): Add more attributes.
7816 (fetchop_bit): New code macro.
7817 (immediate_insn): New code macro attribute.
7818 (sync): Change condition to ISA_HAS_SYNC.
7819 (rdhwr): Change predicate for operand 0 to register_operand.
7820 (memory_barrier): New expand.
7821 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7822 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7823 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7824 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7825 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7826 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7827 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7828 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7829 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7831 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7832 Hans-Peter Nilsson <hp@axis.com>
7834 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7835 Defined to describe availability and behavior of CLZ.
7836 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7837 * config/cris/cris.opt: Tweak comment for "-metrax4".
7838 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7839 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7840 (count_leading_zeros): Define.
7842 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7844 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7846 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7850 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7853 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7855 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7856 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7857 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7858 sched-deps.c, sched-int.h, system.h, target.h,
7859 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7860 tree.def: Fix comment typos.
7862 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7864 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7865 (override_options): Turn on -mstrict-align on non-ColdFire
7867 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7869 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7871 * c-common.c (const_strip_array_types): Delete.
7872 * c-common.h (const_strip_array_types): Likewise.
7873 * emit-rtl.c (const_next_insn, const_previous_insn,
7874 const_next_nonnote_insn, const_prev_nonnote_insn,
7875 const_next_real_insn, const_prev_real_insn,
7876 const_next_active_insn, const_prev_active_insn, const_next_label,
7877 const_prev_label): Delete.
7878 * gimple-low.c (block_may_fallthru): Use expr_last.
7879 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7880 * rtl.h (const_previous_insn, const_next_insn,
7881 const_prev_nonnote_insn, const_next_nonnote_insn,
7882 const_prev_real_insn, const_next_real_insn,
7883 const_prev_active_insn, const_next_active_insn, const_prev_label,
7884 const_next_label): Delete.
7885 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7886 * system.h (CONST_CAST): Update comment.
7887 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7888 (const_first_stmt, const_last_stmt): Delete.
7889 (tree_block_ends_with_condjump_p): Use last_stmt.
7890 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7891 * tree-iterator.c (const_expr_first, const_expr_last,
7892 const_expr_only): Delete.
7893 * tree.c (const_lookup_attribute): Likewise.
7894 (attribute_list_contained): Use lookup_attribute.
7895 * tree.h (const_lookup_attribute, const_expr_first,
7896 const_expr_last, const_expr_only): Delete.
7898 2007-09-01 Richard Guenther <rguenther@suse.de>
7900 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7901 instead of TREE_THIS_VOLATILE.
7902 * tree-ssa-operands.c (add_virtual_operand): Do not set
7903 has_volatile_ops. Do not check s_ann for NULL.
7904 (get_indirect_ref_operands): Likewise.
7905 (get_expr_operands): Likewise. For all reference trees
7906 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7907 check base of reference for TREE_THIS_VOLATILE.
7909 2007-09-01 Richard Guenther <rguenther@suse.de>
7911 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7912 between integral types. Also allow conversions between
7915 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7917 * optabs.c (prepare_float_lib_cmp): Use
7918 libgcc_cmp_return_mode instead of word_mode.
7919 * config/dfp-bit.h: Likewise.
7920 * config/fp-bit.h: Likewise.
7921 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7923 (spu_libgcc_shift_count_mode): New function.
7924 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7925 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7927 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7929 * tree-pretty-print.c: Include output.h.
7930 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7931 HOST_WIDE_INT_PRINT_DEC.
7932 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7934 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7936 PR rtl-optimization/33224
7937 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7938 to the analysed region.
7940 2007-08-31 Richard Guenther <rguenther@suse.de>
7942 * function.c (allocate_struct_function): Do not set
7943 current_function_returns_pointer.
7944 * function.h (struct var_refs_queue): Remove.
7945 (struct simple_obstack_stack): Likewise.
7946 (struct function): Remove fixup_var_refs_queue member.
7947 Remove returns_pointer flag.
7948 (current_function_returns_pointer): Remove define.
7950 2007-08-31 Nick Clifton <nickc@redhat.com>
7952 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7953 secondary keys in order to obtain a stable sort.
7955 2007-08-31 Nick Clifton <nickc@redhat.com>
7958 * config/m32r/constraints.md: Add W constraint for integer zero.
7959 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7960 Fix length calculation by using alternatives.
7962 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7964 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7965 split out from expand_binop.
7966 (avoid_expensive_constant): New function.
7967 (expand_binop_directly): Remove commutative_op argument and
7968 (expand_binop_directly): Remove commutative_op argument and
7969 call cummutative_optab_p instead. Do not change op0 or op1
7970 when swapping xop0 and xop1. Apply avoid_expensive_constant
7971 to each argument after potential swapping. Enforce the
7972 canonical order of commutative operands.
7973 (expand_binop): Use shift_optab_p and commutative_optab_p.
7974 Update the calls to expand_binop_directly. Only force constants
7975 into registers when widening an operation. Only swap operands
7976 once a direct expansion has been rejected.
7977 (expand_twoval_binop): Only force constants into registers when
7978 using a direct expansion.
7980 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7982 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7983 (sched_analyze_insn): Don't postprocess speculative dependencies when
7984 target has no scheduling.
7985 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7986 'uninitialized' warning.
7988 2007-08-31 Richard Guenther <rguenther@suse.de>
7990 * tree.c (build_complex_type): Always set TYPE_NAME for
7993 2007-08-31 Olivier Hainque <hainque@adacore.com>
7995 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7996 internal macro. Default alignment factor for csect directives, chosen
7997 to match what BIGGEST_ALIGNMENT allows.
7998 (DATA_SECTION_ASM_OP): Use it.
7999 * config/rs6000/rs6000.c
8000 (rs6000_xcoff_output_readonly_section_asm_op):
8001 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8002 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8004 2007-08-31 Olivier Hainque <hainque@adacore.com>
8006 * dbxout.c (dbxout_block): Move declaration within the first
8007 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8008 block to include the definition, together with the associated
8011 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8012 Revital Eres <eres@il.ibm.com>
8014 * doc/invoke.texi (-mpaired): Document flag.
8015 * config.gcc: Include paired.h in powerpc extra_headers and
8016 750cl.h in powerpc-*-linux*paired*.
8017 * config/rs6000/rs6000.opt (-mpaired): New flag.
8018 * config/rs6000/rs6000.c (paired_init_builtins,
8019 paired_expand_builtin, paired_expand_lv_builtin,
8020 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8021 New functions to support the paired single builtin functions.
8022 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8023 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8025 (bdesc_paired_preds): New structure for paired predicate
8027 (rs6000_expand_builtin): Expand paired single builtins.
8028 (rs6000_init_builtins): Init paired single builtins.
8029 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8030 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8031 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8032 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8033 (rs6000_vector_mode_supported_p): Support paired vector mode.
8034 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8035 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8037 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8038 (DATA_ALIGNMENT): Likewise.
8039 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8040 (rs6000_builtins): Add PAIRED builtins.
8041 * config/rs6000/rs6000.md: Include paired.md.
8042 * config/rs6000/paired.h: New.
8043 * config/rs6000/paired.md: New.
8044 * config/rs6000/750cl.h: New.
8045 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8047 2007-08-30 Ollie Wild <aaw@google.com>
8049 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8050 * gcc.c (default_compilers): Add -fno-directives-only to
8051 @assembler-with-cpp.
8053 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8057 * regclass.c (initial_fixed_regs): Revert previous change and make
8059 (initial_call_used_regs): Likewise.
8060 (initial_call_really_used_regs): Delete, reverting previous addition.
8061 (initial_reg_names): Likewise.
8062 (init_reg_sets): Revert previous change.
8063 (saved_fixed_regs): New.
8064 (saved_call_used_regs): New.
8065 (saved_call_really_used_regs): New.
8066 (saved_reg_names): New.
8067 (save_register_info): New.
8068 (restore_register_info): New.
8069 (init_reg_sets_1): Replace reset of register info with call to
8070 restore_register_info.
8071 * rtl.h (save_register_info): Declare.
8072 * toplev.c (backend_init): Call save_register_info.
8074 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8076 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8077 from the original statement.
8079 2007-08-30 Chao-ying Fu <fu@mips.com>
8081 * c-lex.c (interpret_fixed): Declare.
8082 (interpret_float): Process _Fract and _Accum.
8083 (interpret_fixed): New function.
8084 * final.c (output_addr_const): Process CONST_FIXED.
8085 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8086 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8088 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8090 (simplify_immed_subreg): Support CONST_FIXED.
8091 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8092 (simplify_subreg): Support CONST_FIXED.
8094 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8096 * config/rs6000/ppu_intrinsics.h: New file.
8097 * config.gcc (powerpc*-*-* <extra_headers>): Install
8100 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8102 * cfg.c (dump_flow_info): Change to also print entry and exit
8104 * print-rtl.c (print_rtl_single): Allow to print rtl with
8107 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8109 * df-core.h (df_dump_region): New function.
8110 * df.h (df_dump_region): New function.
8111 * loop-invariant.c (find_defs): Add call to df_dump_region.
8112 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8115 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8118 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8119 true if any of the compare_section_name calls returned true,
8120 rather than if any returned false.
8122 2007-08-30 Richard Guenther <rguenther@suse.de>
8124 PR tree-optimization/33199
8125 * tree-ssa-structalias.c (handle_lhs_call): New function.
8126 (find_func_aliases): In non-IPA mode make sure that for
8127 calls that return a pointer we add a constraint for the
8128 result to point to anything.
8130 2007-08-30 Richard Guenther <rguenther@suse.de>
8132 * doc/invoke.texi (-mveclibabi): Document new target option.
8133 * config/i386/i386.opt (-mveclibabi): New target option.
8134 * config/i386/i386.c (ix86_veclib_handler): Handler for
8135 vectorization library support.
8136 (override_options): Handle the -mveclibabi option, initialize
8137 the vectorization library handler.
8138 (ix86_builtin_vectorized_function): As fallback call the
8139 vectorization library handler, if set.
8140 (ix86_veclibabi_acml): New static function for ACML ABI style
8141 vectorization support.
8143 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8145 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8146 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8147 SImode and update m. Don't run gen_lowpart_common on arbitrary
8148 memory address, force it to register first.
8151 * dce.c (dce_process_block): Don't delete setters of
8152 artificially used registers.
8154 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8156 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8157 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8158 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8160 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8162 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8164 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8165 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8167 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8169 * system.h: Activate -Wcast-qual as warning-only.
8171 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8174 * config/rs6000/rs6000.c (compare_section_name): New function.
8175 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8178 2007-08-29 Olivier Hainque <hainque@adacore.com>
8180 * xcoffout.c: #include debug.h.
8181 * Makefile.in (xcoffout.o): Add debug.h dependency.
8183 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8185 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8186 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8188 2007-08-29 Richard Guenther <rguenther@suse.de>
8190 * tree-pretty-print.c (dump_generic_node): Print
8191 label DECL_UID as D.%u.
8192 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8194 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8196 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8197 * builtins.def (BUILT_IN_REALLOC): New builtin.
8199 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8202 * tree.c (build_type_attribute_qual_variant): Set canonical types
8203 on the final, unqualified attribute variant before building the
8206 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8208 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8209 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8211 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8214 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8215 * config/bfin/bfin.md (composev2hi): Put operands into vector
8218 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8220 * config/bfin/bfin.md (composev2hi): Put operands into vector
8223 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8225 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8226 attribute when appropriate.
8227 (bfin_handle_l1_text_attribute): New.
8228 (bfin_handle_l1_data_attribute): New.
8229 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8230 l1_data_A and l1_data_B.
8231 * doc/extend.texi (node Function Attributes): Document l1_text
8233 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8234 l1_data_A and l1_data_B variable attributes.
8236 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8238 * config/bfin/bfin.opt (minline-plt): Add.
8239 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8240 call to global functions.
8241 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8242 (Blackfin Options): Document -minline-plt.
8244 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8246 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8247 given a non-function.
8248 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8250 2007-08-28 DJ Delorie <dj@redhat.com>
8252 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8254 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8256 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8258 2007-08-28 Richard Guenther <rguenther@suse.de>
8260 * tree.h (struct tree_function_decl): Increase size of
8261 function_code bitfield.
8263 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8264 Kazu Hirata <kazu@codesourcery.com>
8266 * config/m68k/linux.h
8267 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8268 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8269 (m68k_return_in_memory): New.
8270 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8273 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8276 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8277 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8278 operand) when top VEC_SELECT extracts scalar element.
8279 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8280 (*vec_extract_v4sf_mem): Ditto.
8282 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8285 * passes.c (init_optimization_passes): Move pass_df_finish
8286 after pass_postreload sublist.
8288 PR rtl-optimization/33148
8289 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8290 (neg (lt X 0)) if X has scalar int mode.
8293 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8294 initializer, use build_vector_from_ctor if possible to create
8295 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8296 even after this, return NULL.
8298 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8300 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8302 2007-08-28 Richard Guenther <rguenther@suse.de>
8304 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8305 (struct tree_function_decl): Make function_code a bitfield.
8306 Add disregard_inline_limits flag.
8307 * cgraphunit.c (cgraph_process_new_functions): Check
8308 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8309 (cgraph_preserve_function_body_p): Likewise.
8310 * ipa-inline.c (compute_inline_parameters): Likewise.
8311 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8312 for GNU C extern inline functions.
8313 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8314 * tree-inline.c (disregard_inline_limits_p): Remove.
8315 * tree-inline.h (disregard_inline_limits_p): Likewise.
8316 * c-common.c (handle_always_inline_attribute): Set
8317 DECL_DISREGARD_INLINE_LIMITS.
8318 * langhooks.c (add_builtin_function): Verify the function code
8319 fits in the bitfield.
8321 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8322 Vladimir Yanovsky <yanov@il.ibm.com>
8323 Revital Eres <eres@il.ibm.com>
8324 Andrey Belevantsev <abel@ispras.ru>
8326 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8328 * modulo-sched.c: Add documentation regarding do-loop.
8329 (doloop_register_get): Change number of arguments to support
8330 the new do-loop pattern and check whether COUNT_REG has no other
8331 occurences in the loop besides in the control part.
8332 (duplicate_insns_of_cycles): Do not duplicate the insn which
8333 changes count_reg as it is already adjusted.
8334 (generate_prolog_epilog): New argument to support the new
8335 do-loop pattern. Change the subtract instruction to use
8336 expand_simple_binop. Call duplicate_insns_of_cycles with new
8338 (sms_schedule): Call doloop_register_get and
8339 generate_prolog_epilog with new argument. Do not handle loops
8340 with single sets insns with subreg in their lhs.
8341 * loop-doloop.c (doloop_optimize): Support for another do-loop
8343 (doloop_condition_get): Gets an instruction instead of a pattern
8344 and change the return condition when the do-loop pattern is
8346 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8347 deps when considering to not create edges.
8349 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8351 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8354 2007-08-27 Jason Merrill <jason@redhat.com>
8357 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8358 zero-sized types after calling gimplify_modify_expr_rhs.
8360 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8362 * regclass.c (init_reg_autoinc): Fix typo.
8364 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8366 Fix PR tree-optimization/33173
8367 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8369 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8372 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8373 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8376 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8377 David Ung <davidu@mips.com>
8378 Nigel Stephens <nigel@mips.com>
8380 Separate target-specific initialization from general
8381 back-end initialization.
8383 * toplev.c (init_alignments): New, split out from...
8384 (process_options): ...here.
8385 (backend_init_target): New, split out from...
8386 (backend_init): ...here.
8387 (lang_dependent_init_target): New, split out from...
8388 (lang_dependent_init): ...here.
8389 (target_reinit): New.
8390 * toplev.h (target_reinit): Declare.
8391 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8392 now can be called more than once. Update comments.
8393 * expr.h (init_expr_target): Likewise.
8394 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8395 now can be called more than once. Explicitly zero
8396 static_reg_base_value.
8397 * emit-rtl.c (init_emit_regs): New, split out from...
8398 (init_emit_once): Here.
8399 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8400 non-const, so that changes from command-line arguments can overwrite
8401 values provided by the static initializers.
8402 (initial_call_really_used_regs): New, used similarly to the above.
8403 (initial_reg_names): Likewise.
8404 (last_mode_for_init_move_cost): Promoted function-local static to
8405 file-scope static to make it accessible outside init_move_cost.
8406 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8407 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8408 reg_names since it is needed for parsing command-line options.
8409 (init_move_cost): Use last_mode_for_init_move_cost instead of
8410 function-local static.
8411 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8412 call_really_used_regs now. Reinitialize reg_names. Also
8413 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8414 reg_class_superunion. Clear losing_caller_save_reg_set.
8415 Preserve global registers if called more than once. Reset
8416 move cost, may_move_in_cost, may_move_out_cost, and
8417 last_mode_for_init_move_cost.
8418 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8419 can now be invoked more than once. Update comments.
8420 (init_regs): Update comments.
8421 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8422 and initial_call_really_used_regs, instead of the non-initial
8423 variables. This allows us to save the command-line register settings
8424 after target reinitialization.
8425 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8426 * rtl.h (init_emit_regs): Declare.
8427 (init_reg_modes_target, init_alias_target): Renamed as described
8429 * reload1.c (init_reload): Update comments.
8430 * optabs.c (init_optabs): Likewise.
8431 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8433 2007-08-26 Chao-ying Fu <fu@mips.com>
8435 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8438 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8440 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8442 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8444 * bb-reorder.c (copy_bb_p): Likewise.
8445 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8446 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8447 block_ends_with_condjump_p): Likewise.
8448 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8449 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8450 block_ends_with_condjump_p): Likewise.
8451 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8452 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8453 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8454 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8455 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8456 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8457 debug_true_const_tree instad of debug_true_tree.
8458 * debug.c (do_nothing_debug_hooks): Likewise.
8459 * debug.h (ignore_block, debug_true_const_tree): Constify.
8460 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8461 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8462 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8463 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8464 dbx_reg_number, is_based_loc, field_type,
8465 simple_type_align_in_bits, simple_decl_align_in_bits,
8466 simple_type_size_in_bits, field_byte_offset, insert_float,
8467 type_tag, member_declared_type, is_redundant_typedef,
8468 secname_for_decl, is_inlined_entry_point): Likewise.
8469 * emit-rtl.c (const_next_insn, const_previous_insn,
8470 const_next_nonnote_insn, const_prev_nonnote_insn,
8471 const_next_real_insn, const_prev_real_insn,
8472 const_next_active_insn, const_prev_active_insn, const_next_label,
8473 const_prev_label): Likewise.
8474 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8476 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8477 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8478 sched_insn_is_legitimate_for_speculation_p): Likewise.
8479 * jump.c (reversed_comparison_code_parts,
8480 reversed_comparison_code, reversed_comparison, condjump_label):
8482 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8483 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8485 * rtl.h (const_previous_insn, const_next_insn,
8486 const_prev_nonnote_insn, const_next_nonnote_insn,
8487 const_prev_real_insn, const_next_real_insn,
8488 const_prev_active_insn, const_next_active_insn, const_prev_label,
8489 const_next_label, modified_between_p, modified_in_p,
8490 const_note_storeskeep_with_call_p, condjump_label,
8491 reversed_comparison, reversed_comparison_code,
8492 reversed_comparison_code_parts, memory_modified_in_insn_p,
8493 stack_regs_mentioned): Likewise.
8494 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8495 keep_with_call_p): Likewise.
8496 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8497 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8498 sd_lists_size, sd_lists_empty_p): Likewise.
8499 * sched-int.h (sched_insns_conditions_mutex_p,
8500 haifa_classify_insn, no_real_insns_p,
8501 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8502 sd_lists_size, sd_lists_empty_p): Likewise.
8503 * sdbout.c (sdb_debug_hooks): Likewise.
8504 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8505 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8506 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8508 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8509 tree_can_throw_internal): Likewise.
8510 * tree-flow-inline.h (phi_nodes): Likewise.
8511 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8512 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8513 * tree-gimple.c (const_get_call_expr_in): Likewise.
8514 * tree-gimple.h (const_get_call_expr_in): Likewise.
8515 * tree.c (const_lookup_attribute, attribute_list_equal,
8516 attribute_list_contained): Likewise.
8517 * tree.h (attribute_list_equal, attribute_list_contained,
8518 const_lookup_attribute): Likewise.
8519 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8521 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8523 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8524 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8526 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8529 * config/alpha/constraints.md: Delete "svn:mime-type" property
8530 with svn propdel "svn:mime-type".
8532 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8535 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8536 non NOTE insn doesn't cross basic block.
8537 (noce_try_abs): Likewise.
8538 (noce_process_if_block): Likewise.
8540 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8543 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8544 operand without auto-inc-dec.
8545 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8546 offsettable_mem_operand.
8547 (floatunssidf2_internal): Same.
8548 (fix_truncdfsi2_internal): Same.
8549 (floatsidf_ppc64): Same.
8550 (floatunssidf_ppc64): Same.
8551 (fix_trunctfsi2_internal): Same.
8553 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8556 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8557 pass defines needed for version.c.
8559 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8561 * configure.ac (--debug-prefix-map check): Change assembler
8562 version presumed to have feature to 2.18.
8563 * configure: Regenerate.
8565 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8567 * c-common.c (vector_types_convertible_p,
8568 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8569 self_promoting_args_p): Constify.
8570 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8571 c_promoting_integer_type_p, self_promoting_args_p,
8572 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8573 * c-decl.c (anon_aggr_type_p): Likewise.
8574 * * c-dump.c (dump_stmt): Likewise.
8575 * c-objc-common.c (has_c_linkage): Likewise.
8576 * c-tree.h (same_translation_unit_p): Likewise.
8577 * c-typeck.c (null_pointer_constant_p,
8578 tagged_types_tu_compatible_p, function_types_compatible_p,
8579 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8580 comptypes_internal, struct tagged_tu_seen_cache,
8581 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8582 c_size_in_bytes): Likewise.
8583 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8584 hash_ptr, eq_ptr): Likewise.
8585 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8586 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8587 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8588 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8590 * optabs.c (optab_for_tree_code): Likewise.
8591 * optabs.h (optab_for_tree_code): Likewise.
8592 * rtl.h (simplify_rtx): Likewise.
8593 * simplify-rtx.c (simplify_rtx): Likewise.
8594 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8595 dump_flag, dump_node): Likewise.
8596 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8597 queue_and_dump_type, dump_flag): Likewise.
8598 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8599 * tree-pass.h (dump_node): Likewise.
8600 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8601 supportable_narrowing_operation): Likewise.
8602 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8603 supportable_narrowing_operation): Likewise.
8604 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8605 is_negative_overflow_infinity, is_positive_overflow_infinity,
8606 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8607 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8608 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8609 ssa_name_nonzero_p, fp_predicate): Likewise.
8610 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8611 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8612 ssa_name_nonnegative_p): Likewise.
8614 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8616 * config.gcc : Add x86_64-elf target.
8618 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8620 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8622 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8623 Nigel Stephens <nigel@mips.com>
8627 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8628 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8629 * expr.c (SET_BY_PIECES_P): Define.
8630 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8631 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8632 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8634 * expr.h (SET_RATIO): Define.
8635 (can_store_by_pieces, store_by_pieces): Update prototypes.
8636 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8637 can_store_by_pieces/store_by_pieces.
8638 (expand_builtin_memcpy_args): Likewise.
8639 (expand_builtin_strncpy): Likewise.
8640 (expand_builtin_memset_args): Likewise. Also remove special case
8641 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8642 decide what to do instead.
8643 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8644 to can_store_by_pieces.
8646 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8647 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8649 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8650 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8651 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8652 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8653 (STORE_BY_PIECES_P): Define.
8655 2007-08-24 Tom Tromey <tromey@redhat.com>
8657 * varpool.c (varpool_last_needed_node): Fix comment typo.
8658 * c-decl.c (duplicate_decls): Fix comment typo.
8659 (clone_underlying_type): Update comment.
8661 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8663 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8664 alpha_in_small_data_p, alpha_split_complex_arg,
8665 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8667 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8668 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8670 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8671 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8672 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8673 * config/darwin.c (darwin_binds_local_p): Likewise.
8674 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8676 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8677 i386_pe_valid_dllimport_attribute_p): Likewise.
8678 * config/i386/i386.c (ix86_function_regparm,
8679 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8680 x86_can_output_mi_thunk, ix86_mangle_type,
8681 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8682 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8683 i386_pe_binds_local_p): Likewise.
8684 * config/ia64/ia64.c
8685 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8686 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8687 ia64_invalid_conversion, ia64_invalid_unary_op,
8688 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8690 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8691 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8692 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8693 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8694 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8695 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8696 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8697 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8698 * config/pa/pa.c (pa_commutative_p): Likewise.
8699 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8701 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8702 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8703 rs6000_use_blocks_for_constant_p,
8704 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8705 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8706 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8707 * config/s390/s390.c (s390_mangle_type,
8708 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8710 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8711 th_in_small_data_p): Likewise.
8712 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8713 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8715 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8716 sparc_mangle_type): Likewise.
8717 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8718 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8719 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8721 * hooks.c (hook_bool_mode_const_rtx_false,
8722 hook_bool_mode_const_rtx_true,
8723 hook_bool_const_tree_hwi_hwi_const_tree_false,
8724 hook_bool_const_tree_hwi_hwi_const_tree_true,
8725 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8726 hook_constcharptr_const_tree_null,
8727 hook_constcharptr_const_rtx_null,
8728 hook_constcharptr_const_tree_const_tree_null,
8729 hook_constcharptr_int_const_tree_null,
8730 hook_constcharptr_int_const_tree_const_tree_null): New.
8731 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8732 hook_bool_tree_hwi_hwi_tree_false,
8733 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8734 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8735 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8736 hook_constcharptr_int_tree_null,
8737 hook_constcharptr_int_tree_tree_null): Delete.
8738 (default_can_output_mi_thunk_no_vcall): Constify.
8739 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8740 hook_bool_tree_hwi_hwi_tree_false,
8741 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8742 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8743 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8744 hook_constcharptr_int_tree_null,
8745 hook_constcharptr_int_tree_tree_null): Delete.
8746 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8747 hook_bool_const_tree_hwi_hwi_const_tree_false,
8748 hook_bool_const_tree_hwi_hwi_const_tree_true,
8749 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8750 hook_constcharptr_const_tree_null,
8751 hook_constcharptr_const_rtx_null,
8752 hook_constcharptr_const_tree_const_tree_null,
8753 hook_constcharptr_int_const_tree_null,
8754 hook_constcharptr_int_const_tree_const_tree_null): New.
8755 (default_can_output_mi_thunk_no_vcall): Constify.
8756 * integrate.c (function_attribute_inlinable_p): Likewise.
8757 * integrate.h (function_attribute_inlinable_p): Likewise.
8758 * jump.c (rtx_renumbered_equal_p): Likewise.
8759 * output.h (decl_readonly_section, categorize_decl_for_section,
8760 default_use_anchors_for_symbol_p, default_binds_local_p,
8761 default_binds_local_p_1): Likewise.
8762 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8764 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8765 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8766 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8767 TARGET_COMP_TYPE_ATTRIBUTES,
8768 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8769 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8770 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8771 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8772 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8773 * target.h (can_output_mi_thunk, needs_block_p,
8774 first_cycle_multipass_dfa_lookahead_guard_spec,
8775 vector_alignment_reachable, comp_type_attributes,
8776 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8777 commutative_p, use_blocks_for_constant_p,
8778 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8779 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8780 invalid_within_doloop, valid_dllimport_attribute_p,
8781 split_complex_arg, invalid_arg_for_unprototyped_fn,
8782 invalid_conversion, invalid_unary_op, invalid_binary_op):
8784 * targhooks.c (default_invalid_within_doloop,
8785 hook_invalid_arg_for_unprototyped_fn,
8786 default_builtin_vector_alignment_reachable): Likewise.
8787 (hook_bool_rtx_commutative_p): Delete.
8788 (hook_bool_const_rtx_commutative_p): New.
8789 * targhooks.h (default_invalid_within_doloop,
8790 default_builtin_vector_alignment_reachable,
8791 hook_invalid_arg_for_unprototyped_fn): Constify.
8792 (hook_bool_rtx_commutative_p): Delete.
8793 (hook_bool_const_rtx_commutative_p): New.
8794 * varasm.c (bss_initializer_p, decl_default_tls_model,
8795 categorize_decl_for_section, decl_readonly_section,
8796 default_use_anchors_for_symbol_p, default_binds_local_p,
8797 default_binds_local_p_1): Constify.
8799 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8801 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8802 __NO_BUILTIN if -fno-builtin.
8804 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8806 * config/bfin/bfin.c (print_operand): Report error instead of
8807 ICE for wrong operand.
8809 2007-08-24 Michael Matz <matz@suse.de>
8811 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8813 2007-08-24 Richard Guenther <rguenther@suse.de>
8816 * tree-ssa.c (useless_type_conversion_p): Split into a
8817 recursive and a non-recursive part.
8818 (useless_type_conversion_p_1): New function.
8819 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8820 from maybe_fold_offset_to_reference is trivially convertible
8821 to the desired type before doing the simplification.
8823 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8825 * expr.c (store_expr): Optimize initialization of an array
8827 * expr.h (builtin_strncpy_read_str): New prototype.
8828 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8831 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8834 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8835 field when initializing if_info structure.
8837 2007-08-24 Richard Guenther <rguenther@suse.de>
8839 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8841 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8842 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8843 * tree-inline.c (inlinable_function_p): Fold in common parts of
8844 the cannot_inline_tree_fn langhook.
8845 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8846 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8847 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8848 cannot_inline_tree_fn langhook.
8849 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8850 cannot_inline_tree_fn member.
8852 2007-08-24 Richard Guenther <rguenther@suse.de>
8854 * expr.c (get_inner_reference): Do computation of bitoffset
8855 from offset in a way we can detect overflow reliably.
8857 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8859 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8861 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8863 * config/bfin/bfin.opt (mfast-fp): Add.
8864 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8865 libbffastfp override libgcc if -mfast-fp.
8866 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8867 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8868 (Blackfin Options): Document -mfast-fp.
8870 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8872 PR tree-optimization/32573
8874 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8875 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8876 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8877 (build_classic_dist_vector): Return false rather than true if
8878 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8879 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8880 returned false. Don't call save_dist_v before calling
8881 build_classic_dist_vector_1.
8882 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8883 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8884 DDR_DIR_VECTS vectors.
8886 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8888 * configure.ac (leb128): Modify sed statement to work with any
8889 binutils version string.
8890 * configure: Regenerate
8892 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8894 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8895 Wrap in RTX_CODE macro guard.
8896 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8897 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8898 arm_mark_dllimport, arm_pe_encode_section_info,
8899 arm_pe_unique_section): Use ISO-C function declarations.
8900 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8901 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8902 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8904 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8905 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8907 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8909 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8910 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8911 (register_move_cost): Use ISO-C function declarations.
8912 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8913 * config/score/score-protos.h (score_declare_object): Add
8915 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8917 * final.c (profile_function): Avoid empty if-bodies.
8920 * calls.c (must_pass_in_stack_var_size,
8921 must_pass_in_stack_var_size_or_pad): Constify.
8922 * config/alpha/alpha-protos.h (function_value): Likewise.
8923 * config/alpha/alpha.c (alpha_return_in_memory,
8924 alpha_pass_by_reference, function_value,
8925 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8926 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8928 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8929 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8930 TARGET_PROMOTE_PROTOTYPES): Likewise.
8931 * config/arm/arm-protos.h (arm_return_in_memory,
8932 arm_pad_arg_upward, arm_function_value): Likewise.
8933 * config/arm/arm.c (arm_pass_by_reference,
8934 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8935 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8936 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8938 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8939 * config/avr/avr-protos.h (avr_function_value): Likewise.
8940 * config/avr/avr.c (avr_return_in_memory,
8941 gas_output_limited_string, gas_output_ascii, avr_function_value,
8942 avr_return_in_memory): Likewise.
8943 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8944 * config/bfin/bfin.c (bfin_pass_by_reference,
8945 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8946 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8948 * config/cris/cris.c (cris_pass_by_reference,
8949 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8950 * config/crx/crx.c (crx_return_in_memory): Likewise.
8951 * config/darwin.c (function_base, machopic_function_base_name):
8953 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8954 TARGET_PROMOTE_PROTOTYPES): Likewise.
8955 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8956 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8957 * config/i386/i386-protos.h (ix86_return_in_memory,
8958 ix86_sol10_return_in_memory): Likewise.
8959 * config/i386/i386.c (ix86_function_value,
8960 ix86_function_sseregparm, ix86_must_pass_in_stack,
8961 type_natural_mode, classify_argument, examine_argument,
8962 construct_container, ix86_pass_by_reference, function_value_32,
8963 function_value_64, ix86_function_value_1, return_in_memory_32,
8964 return_in_memory_64, return_in_memory_ms_64,
8965 ix86_return_in_memory, ix86_sol10_return_in_memory,
8966 TARGET_PROMOTE_PROTOTYPES): Likewise.
8967 * config/ia64/ia64-protos.h (ia64_function_value,
8968 ia64_hpux_function_arg_padding): Likewise.
8969 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8970 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8971 ia64_hpux_function_arg_padding): Likewise.
8972 * config/iq2000/iq2000-protos.h (function_arg,
8973 iq2000_function_value): Likewise.
8974 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8975 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8976 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8977 function_arg, iq2000_function_value): Likewise.
8978 * config/m32c/m32c-protos.h (m32c_function_value,
8979 m32c_promote_function_return): Likewise.
8980 * config/m32c/m32c.c (m32c_pass_by_reference,
8981 m32c_promote_prototypes, m32c_promote_function_return,
8982 m32c_function_value): Likewise.
8983 * config/m32r/m32r.c (m32r_return_in_memory,
8984 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8985 m32r_in_small_data_p): Likewise.
8986 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8988 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8989 m68hc11_function_arg_padding): Likewise.
8990 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8991 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8992 m68k_function_value): Likewise.
8993 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8994 mcore_function_value): Likewise.
8995 * config/mcore/mcore.c (handle_structs_in_regs,
8996 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8997 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8998 mcore_num_arg_regs, mcore_function_value): Likewise.
8999 * config/mips/mips-protos.h (mips_pad_arg_upward,
9000 mips_function_value): Likewise.
9001 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9002 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9003 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9004 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9005 mips_function_value): Likewise.
9006 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9008 * config/mmix/mmix.c (mmix_pass_by_reference,
9009 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9010 mmix_encode_section_info): Likewise.
9011 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9013 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9014 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9015 mn10300_function_value): Likewise.
9016 * config/mt/mt-protos.h (mt_function_value): Likewise.
9017 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9018 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9019 * config/pa/pa-protos.h (function_arg_padding, function_value,
9020 pa_return_in_memory): Likewise.
9021 * config/pa/pa.c (pa_pass_by_reference,
9022 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9023 function_arg_padding, function_value, pa_return_in_memory):
9025 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9026 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9027 function_arg_padding): Likewise.
9028 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9029 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9030 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9031 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9032 function_arg_padding, altivec_expand_dst_builtin,
9033 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9034 altivec_init_builtins, rs6000_common_init_builtins,
9035 rs6000_function_value): Likewise.
9036 * s390/s390-protos.h (s390_function_value): Likewise.
9037 * config/s390/s390.c (s390_function_arg_size,
9038 s390_pass_by_reference, s390_return_in_memory,
9039 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9040 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9041 * config/score/score-protos.h (score_function_value): Likewise.
9042 * config/score/score.c (score_arg_partial_bytes,
9043 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9044 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9045 score_pass_by_reference, score_add_offset, score_function_value):
9047 * config/sh/sh-protos.h (sh_attr_renesas_p,
9048 sh_promote_prototypes): Likewise.
9049 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9050 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9051 sh_attr_renesas_p): Likewise.
9052 * config/sparc/sparc-protos.h (function_value,
9053 function_arg_padding): Likewise.
9054 * config/sparc/sparc.c (sparc_promote_prototypes,
9055 sparc_return_in_memory, sparc_pass_by_reference,
9056 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9057 function_arg_record_value_2, function_arg_record_value_1,
9058 function_arg_record_value, function_arg_record_value,
9059 function_arg_padding, function_value): Likewise.
9060 * config/spu/spu-protos.h (spu_function_value): Likewise.
9061 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9062 spu_function_value): Likewise.
9063 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9065 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9066 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9067 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9069 * config/v850/v850.c (v850_return_in_memory,
9070 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9071 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9072 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9073 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9074 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9076 * explow.c (promote_mode, hard_function_value): Likewise.
9077 * expr.h (hard_function_value, promote_mode): Likewise.
9078 * function.c (aggregate_value_p): Likewise.
9079 * hooks.c (hook_bool_const_tree_true): New.
9080 * hooks.h (hook_bool_const_tree_true): New.
9081 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9082 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9083 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9084 TARGET_RETURN_IN_MSB): Likewise.
9085 * target.h (promote_function_args, promote_function_return,
9086 promote_prototypes, return_in_memory, return_in_msb,
9087 pass_by_reference, must_pass_in_stack, callee_copies,
9088 function_value): Likewise.
9089 * targhooks.c (default_return_in_memory,
9090 hook_pass_by_reference_must_pass_in_stack,
9091 hook_callee_copies_named,
9092 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9093 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9094 default_function_value): Likewise.
9095 * targhooks.h (default_return_in_memory,
9096 hook_pass_by_reference_must_pass_in_stack,
9097 hook_callee_copies_named,
9098 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9099 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9100 default_function_value): Likewise.
9101 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9102 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9103 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9104 * tree.c (needs_to_live_in_memory): Likewise.
9105 * tree.h (struct tree_type, needs_to_live_in_memory,
9106 aggregate_value_p, must_pass_in_stack_var_size,
9107 must_pass_in_stack_var_size_or_pad): Likewise.
9108 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9109 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9110 lookup_filename): Likewise.
9112 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9115 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9116 fake fcomi i387 instruction for !TARGET_CMOVE.
9117 (ix86_expand_branch): Expand natural sequence with one jump for
9118 all targets, not only TARGET_CMOVE.
9119 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9120 pattern to implement fake fcomi sequence. Split instruction after
9121 reload to correct compare sequences.
9122 (*cmpfp_xf_cc): Ditto.
9123 (*cmpfp_<mode>_cc): Ditto.
9124 (*cmpfp_u_cc): Ditto.
9125 (*cmpfp_<mode>_cc): Ditto.
9127 2007-08-23 Richard Guenther <rguenther@suse.de>
9129 * tree-pretty-print.c (dump_generic_node): Annotate
9130 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9132 2007-08-23 Richard Guenther <rguenther@suse.de>
9134 * builtins.c (expand_builtin_mathfn): Wrap argument in
9135 save_expr directly instead of re-building the call.
9136 (expand_builtin_mathfn_2): Likewise.
9137 (expand_builtin_mathfn_3): Likewise.
9138 (expand_builtin_interclass_mathfn): Likewise.
9139 (expand_builtin_int_roundingfn): Set arg.
9140 (expand_builtin_int_roundingfn_2): Likewise.
9142 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9144 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9145 *sse_nand<mode>3, *sse_xor<mode>3): New.
9147 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9149 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9150 * config/i386/i386.c (print_operand): Handle ';' code. Output
9151 semicolon for TARGET_MACHO.
9152 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9153 emit semicolon after 'lock' prefix.
9154 (sync_double_compare_and_swap<mode>): Ditto.
9155 (*sync_double_compare_and_swapdi_pic): Ditto.
9156 (*sync_compare_and_swap_cc<mode>): Ditto.
9157 (sync_double_compare_and_swap_cc<mode>): Ditto.
9158 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9159 (sync_old_add<mode>): Ditto.
9160 (sync_add<mode>): Ditto.
9161 (sync_sub<mode>): Ditto.
9162 (sync_ior<mode>): Ditto.
9163 (sync_and<mode>): Ditto.
9164 (sync_xor<mode>): Ditto.
9166 2007-08-22 Chao-ying Fu <fu@mips.com>
9168 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9170 (copy_rtx): Handle CONST_FIXED.
9171 (rtx_equal_p): Likewise.
9172 * rtl.h (fixed_value.h): New include.
9173 (rtx_def): Add a new field of fixed_value to u.
9174 (XCNMPFV): Define for accessing fixed_value.
9175 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9177 * rtl.def (CONST_FIXED): New constant.
9178 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9179 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9180 US_ASHIFT): New codes.
9181 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9182 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9183 unsigned_fract_convert, unsigned_sat_fract): Document them.
9184 * varasm.c (assemble_integer): Extend to support fixed-point constants
9185 by using different machine classes.
9186 (decode_addr_const): Handle FIXED_CST.
9187 (const_hash_1): Likewise.
9188 (compare_constant): Likewise.
9189 (copy_constant): Likewise.
9190 (const_rtx_hash_1): Handle CONST_FIXED.
9191 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9192 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9194 (initializer_constant_valid_p): Handle FIXED_CST.
9195 (output_constant): Support FIXED_POINT_TYPE.
9196 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9197 * cse.c (hash_rtx): Support CONST_FIXED.
9198 (exp_equiv_p): Likewise.
9199 (cannon_reg): Likewise.
9200 (fold_rtx): Likewise.
9201 (equiv_constant): Likewise.
9202 (cse_process_notes_1): Likewise.
9203 (count_reg_usage): Likewise.
9204 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9205 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9206 (wrap_constant): Check CONST_FIXED.
9207 (cselib_hash_rtx): Support CONST_FIXED.
9208 (cselib_subst_to_values): Likewise.
9209 * df-scan.c (df_uses_record): Likewise.
9210 * gcse.c (want_to_gcse_p): Likewise.
9211 (oprs_unchanged_p): Likewise.
9212 (oprs_not_set_p): Likewise.
9213 (compute_transp): Likewise.
9214 (extract_mentioned_regs_helper): Likewise.
9215 * genemit.c (gen_exp): Likewise.
9216 * local-alloc.c (equiv_init_varies_p): Likewise.
9217 (contains_replace_regs): Likewise.
9218 (memref_referenced_p): Likewise.
9219 * loop-invariant.c (check_maybe_invariant): Likewise.
9220 (hash_invariant_expr_1): Likewise.
9221 (invariant_expr_equal_p): Likewise.
9222 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9223 * regclass.c (reg_scan_mark_refs): Likewise.
9224 * regrename.c (scan_rtx): Likewise.
9225 * resource.c (mark_referenced_resources): Likewise.
9226 (mark_set_resources): Likewise.
9227 * rtlanal.c (rtx_unstable_p): Likewise.
9228 (rtx_varies_p): Likewise.
9229 (count_occurrences): Likewise.
9230 (reg_mentioned_p): Likewise.
9231 (modified_between_p): Likewise.
9232 (modified_in_p): Likewise.
9233 (volatile_insn_p): Likewise.
9234 (volatile_refs_p): Likewise.
9235 (side_effects_p): Likewise.
9236 (may_trap_p_1): Likewise.
9237 (inequality_comparisons_p): Likewise.
9238 (computed_jump_p_1): Likewise.
9239 (commutative_operand_precedence): Likewise.
9240 * sched-deps.c (sched_analyze_2): Likewise.
9241 * sched-vis.c (print_value): Likewise.
9242 * reload.c (operands_match_p): Likewise.
9243 (subst_reg_equivs): Likewise.
9244 * reload1.c (eliminate_regs_1): Likewise.
9245 (elimination_effects): Likewise.
9246 (scan_paradoxical_subregs): Likewise.
9247 * alias.c (rtx_equal_for_memref_p): Likewise.
9248 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9249 * emit-rtl.c (const_fixed_htab): New hash table.
9250 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9252 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9253 const_fixed_from_fixed_value): New functions.
9254 (verify_rtx_sharing): Handle CONST_FIXED.
9255 (copy_rtx_if_shared_1): Likewise.
9256 (reset_used_flags): Likewise.
9257 (set_used_flags): Likewise.
9258 (copy_insn_1): Likewise.
9259 (init_emit_once): Create const_fixed_htab.
9260 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9262 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9264 PR tree-optimization/32949
9265 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9266 before failing for ivs with non-constant step.
9268 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9270 * doc/md.texi (Iterators): Renamed from Macros. All contents
9271 changed to reflect rename of respectively define_code_macro and
9272 define_mode_macro to define_code_iterator and define_mode_iterator.
9273 (Mode Iterators, Code Iterators): Similar.
9274 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9275 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9276 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9277 (initialize_iterators, find_iterator, check_code_iterator)
9278 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9279 (read_mapping, read_rtx_1): Similar.
9280 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9281 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9282 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9283 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9284 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9285 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9286 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9287 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9288 config/rs6000/sync.md, config/rs6000/rs6000.md,
9289 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9290 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9291 config/vax/vax.md, config/bfin/bfin.md: Similar.
9293 2007-08-22 David Daney <ddaney@avtrex.com>
9295 * doc/install.texi (Testing): Mention testing on a simulator.
9297 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9299 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9301 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9302 and rearrange floating point conversion functions into different
9305 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9307 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9308 dfa_post_advance_cycle): New scheduler hooks.
9309 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9310 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9312 (TARGET_SCHED): Use them.
9313 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9314 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9315 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9317 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9318 function to facilitate debugging.
9319 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9320 (output_insn_has_dfa_reservation_p): New static function to output
9321 insn_has_dfa_reservation_p ().
9322 (write_automata): Use it.
9323 * genattr.c (main): Output declaration for
9324 insn_has_dfa_reservation_p ().
9326 2007-08-22 Christian Bruel <christian.bruel@st.com>
9327 Richard Guenther <rguenther@suse.de>
9329 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9330 * simplify_rtx (simplify_binary_operation_1): Likewise.
9332 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9334 PR rtl-optimization/32557
9335 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9336 of REGNO (mws->mw_reg).
9338 2007-08-22 Richard Guenther <rguenther@suse.de>
9341 * builtins.c (expand_builtin_int_roundingfn): Replace call
9342 argument wrapped with SAVE_EXPR directly.
9343 (expand_builtin_int_roundingfn_2): Likewise.
9345 2007-08-22 Richard Guenther <rguenther@suse.de>
9347 * tree-inline.c (inlinable_function_p): Restore disregarding
9348 inline limits for GNU extern inline functions.
9350 2007-08-22 Richard Guenther <rguenther@suse.de>
9353 * tree.c (host_integerp): Treat sizetype as signed as it is
9356 2007-08-21 Ian Lance Taylor <iant@google.com>
9358 PR tree-optimization/33134
9359 * tree-vrp.c (adjust_range_with_scev): Call
9360 set_value_range_to_value.
9362 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9364 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9367 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9369 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9372 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9374 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9375 cases to set eight bytes at a time.
9376 (expand_block_move): Likewise.
9378 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9381 * dwarf2out.c (gen_decl_die): Don't call
9382 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9384 2007-08-21 Paul Brook <paul@codesourcery.com>
9385 Nathan Sidwell <nathan@codesourcery.com>
9386 Mark Mitchell <mark@codesourcery.com>
9387 Joseph Myers <joseph@codesourcery.com>
9389 * configure.ac: Add --with-pkgversion and --with-bugurl.
9390 * configure: Regenerate.
9391 * doc/install.texi: Document them.
9392 * version.c (version_string): Remove VERSUFFIX.
9393 (VERSUFFIX): Remove.
9394 (pkgversion_string): New.
9395 (bug_report_url): Do not hard-code initializer.
9396 * version.h (pkgversion_string): Declare.
9397 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9399 (version.o): Define PKGVERSION and BUGURL.
9400 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9401 (%.pod): Define BUGURL.
9402 * gcc.c (process_command, main): Use pkgversion_string.
9403 * toplev.c (compile_file, print_version): Likewise.
9404 * protoize.c (main): Likewise.
9405 * gcov.c (print_version): Likewise. Update copyright date.
9406 * gcov-dump.c (print_version): Likewise. Update copyright date.
9407 * mips-tdump.c (main): Likewise. Update copyright date.
9408 * mips-tfile.c (main): Likewise. Update copyright date.
9409 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9410 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9411 shorten description.
9412 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9413 * doc/gccint.texi: Likewise.
9414 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9415 Update copyright date.
9417 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9419 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9420 (ix86_expand_strlensi_unroll_1): Ditto.
9421 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9422 (ix86_expand_carry_flag_compare): Update comment.
9424 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9427 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9428 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9430 2007-08-21 Richard Guenther <rguenther@suse.de>
9432 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9434 2007-08-21 Richard Guenther <rguenther@suse.de>
9437 * fold-const.c (fold_binary): Remove index +p PTR folding.
9438 Fix types of POINTER_PLUS_EXPR generated by folding of
9441 2007-08-20 Chao-ying Fu <fu@mips.com>
9443 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9444 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9445 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9446 (c_common_fixed_point_type_for_size): Declare.
9447 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9448 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9449 (c_token_starts_declspecs): Likewise.
9450 (c_parser_declspecs): Likewise.
9451 (c_parser_attributes): Likewise.
9452 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9453 (c_declspecs): Add saturating_p.
9454 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9455 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9456 _Sat. Handle RID_SAT.
9457 Avoid using void, bool, char, int, float, double, _Decimal32,
9458 _Decimal64, _Decimal128, and complex with _Sat.
9459 Handle RID_FRACT and RID_ACCUM.
9460 Make sure _Sat is used with _Fract or _Accum.
9461 (finish_declspecs): Handle cts_fract and cts_accum.
9462 * c-common.c (fixed-value.h): New include.
9463 (constant_expression_warning): Handle FIXED_CST.
9464 (overflow_warning): Likewise.
9465 (warnings_for_convert_and_check): Likewise.
9466 (c_common_fixed_point_type_for_size): New.
9467 (c_common_type_for_mode): Handle fixed-point modes to
9468 return various saturating/non-saturating, signed/unsigned types.
9469 (c_common_signed_or_unsigned_type): Support fixed-point types.
9470 (shorten_compare): Check fixed-point zero.
9471 Handle FIXED_POINT_TYPE.
9472 (c_common_truthvalue_conversion): Handle FIXED_CST.
9473 Handle FIXED_POINT_TYPE.
9474 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9476 (handle_mode_attribute): Handle fixed-point modes. Need to check
9477 if the signness of base type and fixed-point modes are consistent.
9478 (handle_vector_size_attribute): Handle fixed-point modes.
9479 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9480 (warn_for_div_by_zero): Check fixed-point zero.
9481 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9482 a common fixed-point type based on fbit, ibit, sign, and saturation.
9483 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9484 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9485 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9486 (convert_for_assignment): Support FIXED_POINT_TYPE.
9487 (digest_init): Handle FIXED_POINT_TYPE.
9488 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9489 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9490 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9491 GE_EXPR, LT_EXPR, GT_EXPR.
9492 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9493 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9494 * target.h (gcc_target): Add fixed_point_supported_p.
9495 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9496 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9497 (default_fixed_point_supported_p): Define.
9498 * targhooks.h (default_fixed_point_supported_p): Declare.
9499 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9500 * doc/install.texi (Configuration): Add --enable-fixed-point.
9501 * configure.ac (--enable-fixed-point): New to enable fixed-point
9502 arithmetic extension to C. For mips targets, we enable it by default.
9503 * configure, config.in: Regenerate.
9505 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9507 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9509 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9511 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9512 DWARF2_DEBUGGING_INFO.
9513 (cold_text_section_used): Same.
9514 (cold_text_section): Same.
9516 2007-08-20 Richard Guenther <rguenther@suse.de>
9518 * c-typeck.c (convert_for_assignment): Use the type of
9519 the member for the initialization.
9521 2007-08-20 Richard Guenther <rguenther@suse.de>
9523 * c-objc-common.c (c_disregard_inline_limits): Remove.
9524 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9525 * cgraphunit.c (cgraph_process_new_functions): Call
9526 disregard_inline_limits_p.
9527 (cgraph_preserve_function_body_p): Likewise.
9528 * ipa-inline.c (compute_inline_parameters): Likewise.
9529 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9531 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9532 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9533 disregard_inline_limits langhook.
9534 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9536 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9537 disregard_inline_limits langhook.
9538 * tree-inline.c (disregard_inline_limits_p): New function.
9539 * tree-inline.h (disregard_inline_limits_p): Declare.
9541 2007-08-20 Richard Guenther <rguenther@suse.de>
9543 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9544 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9545 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9546 auto_var_in_fn_p langhook.
9547 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9549 * tree.c (auto_var_in_fn_p): ... here.
9550 (find_var_from_fn): Call auto_var_in_fn_p directly.
9551 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9552 auto_var_in_fn_p langhook.
9553 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9554 (copy_body_r): Likewise.
9555 (self_inlining_addr_expr): Likewise.
9556 * tree.h (auto_var_in_fn_p): Declare.
9558 2007-08-20 Richard Guenther <rguenther@suse.de>
9560 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9561 (walk_type_fields): Take lh parameter.
9562 (walk_tree): Rename to ...
9563 (walk_tree_1): ... this. Do not call the walk_subtrees
9564 langhook but the now passed callback. Pass lh on recursion.
9565 (walk_tree_without_duplicates): Rename to ...
9566 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9567 and call walk_tree_1.
9568 * tree.h (walk_tree_lh): New typedef.
9569 (walk_tree_1): Declare.
9570 (walk_tree_without_duplicates_1): Likewise.
9571 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9572 (walk_tree_without_duplicates): New define to
9573 walk_tree_without_duplicates_1 with NULL lh parameter.
9574 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9575 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9577 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9578 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9579 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9582 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9585 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9586 code in front of the compacting of basic blocks.
9587 Move the folding of statements inbetween the cgraph checking
9588 and compacting of basic blocks.
9590 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9591 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9594 * config/alpha/alpha.c (va_list_skip_additions): Check for
9595 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9596 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9597 PLUS_EXPR when checking ap.__base.
9598 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9599 when doing addition on pointer types. Use size_int instead of
9601 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9602 ptr_type in the second operand.
9604 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9607 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9609 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9612 * cfgexpand.c (expand_one_register_var): Mark pointer
9613 DECL_ARTIFICIAL as REG_POINTER also.
9614 * stmt.c (expand_decl): Likewise.
9616 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9623 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9624 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9625 on_worklist argument and avoid adding things to worklist multiple
9627 (add_to_worklist): Ditto.
9628 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9629 single SFT is clobbered.
9630 (set_initial_properties): Ditto.
9631 (compute_call_clobbered): Update for changes to function
9633 (create_overlap_variables_for): Always create SFT for offset 0.
9634 (create_structure_vars): Handle PHI's, since we are in SSA form at
9636 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9637 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9639 (add_vars_for_offset): Figure out aliases from access + points-to.
9640 (add_virtual_operand): Use add_vars-for_offset.
9641 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9642 (add_call_clobber_ops): Remove makes_clobbering_call set.
9643 (get_expr_operands): Always pass through the INDIRECT_REF
9645 * tree-ssa-structalias.c (struct constraint_graph): Remove
9647 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9648 address_taken, pt_used, number_incoming.
9649 (FIRST_ADDR_NODE): Removed.
9650 (merge_graph_nodes): Remove broken code for the moment.
9651 (init_graph): New function.
9652 (build_pred_graph): Remove code to init_graph.
9653 Add location equivalence support.
9654 (struct scc_info): Rename roots to deleted.
9656 (init_scc_info): Ditto
9657 (init_topo_info): Use graph->size.
9658 (compute_topo_order): Ditto.
9659 (do_da_constraint): Removed.
9660 (do_sd_constraint): Remove calls to find().
9661 set_union_with_increment should always get 0 as last arg here.
9662 (do_complex_constraint): Replace do_da_constraint with assert.
9664 (struct equiv_class_label): New.
9665 (pointer_equiv_class_table): Ditto.
9666 (location_equiv_class_table): Ditto.
9667 (equiv_class_label_hash): Ditto.
9668 (equiv_class_label_eq): Ditto
9669 (equiv_class_lookup): Ditto.
9670 (equiv_class_ladd): Ditto.
9671 (pointer_equiv_class): Ditto.
9672 (location_equiv_class): Ditto.
9673 (condense_visit): Rename and rewrite from label_visit to do only
9674 SCC related stuff for HU.
9675 (label_visit): Do HU work for HU.
9676 (perform_var_substitution): Update to do HU and location
9678 (free_var_substitution_info): Update to free HU and location
9679 equivalence structures. */
9680 (find_equivalent_node): Update for pointer but not location
9682 (unite_pointer_equivalences): New function.
9683 (move_complex_constraints): Rewrite to only do moving.
9684 (rewrite_constraints): Split out of move_complex_constraints.
9685 (solve_graph): Use graph->size.
9686 (process_constraint_1): Add from_call argument, use it.
9687 Split *a = &b into two constraints.
9688 (process_constraint): Use new process_constraint_1.
9689 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9690 (get_constraint_for): Handle non-pointer integers properly.
9691 Remove code that used to handle structures.
9692 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9693 with unknown addends.
9694 (handle_rhs_call): New function.
9695 (find_func_aliases): Use handle_rhs_call.
9696 (set_uids_in_ptset): Add an assert.
9697 (set_used_smts): Fix bug in not considering unified vars.
9698 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9699 (compute_points_to_sets): Update for other function changes.
9700 (delete_points_to_sets): Ditto.
9701 (ipa_pta_execute): Ditto.
9702 (pass_ipa_pta): We need to update SSA after ipa_pta.
9704 2007-08-19 Jan Hubicka <jh@suse.cz>
9706 * i386.md: Replace "rim" and "mri" constraints by "g".
9708 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9710 * dwarf2out.c (text_section_used, cold_text_section_used,
9711 cold_text_section, dwarf2out_note_section_used): New.
9712 (dwarf2out_init): Initialize cold_text_section.
9713 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9714 dwarf2out_note_section_used.
9715 (size_of_aranges): Only count entry for text section if it was
9716 used. Count entry for cold text section if it was used.
9717 (output_aranges): Only output entries for text section and cold
9718 text section if they were used.
9720 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9722 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9724 (debug_generic_stmt): Likewise.
9725 (debug_tree_chain): Likewise.
9727 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9729 * tree-data-refs.c (split_constant_offset): Expose.
9730 * tree-data-refs.h (split_constant_offset): Add declaration.
9732 * tree-vectorizer.h (dr_alignment_support): Renamed
9733 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9734 Added a new value dr_explicit_realign.
9735 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9736 dr_offset, dr_step, and dr_aligned_to, along with new access
9737 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9738 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9739 STMT_VINFO_DR_ALIGNED_TO.
9741 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9743 In case of outer-loop vectorization with non-fixed misalignment - use
9744 the dr_explicit_realign scheme instead of the optimized realignment
9746 (new_stmt_vec_info): Initialize new fields.
9748 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9749 'nested_in_vect_loop' case. Change verbosity level.
9750 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9751 Don't fail on zero step in the outer-loop for loads.
9752 (vect_analyze_data_refs): Call split_constant_offset to calculate
9753 base, offset and init relative to the outer-loop.
9755 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9756 BSI function argument with a new function argument - at_loop.
9757 Simplify the condition that determines STEP. Takes additional argument
9758 INV_P. Support outer-loop vectorization (handle the
9759 nested_in_vect_loop case), including zero step in the outer-loop. Call
9760 vect_create_addr_base_for_vector_ref with additional argument.
9761 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9762 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9763 Fixed and simplified calculation of step.
9764 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9765 of bsi, and with additional argument. Call bump_vector_ptr with
9766 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9767 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9768 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9769 when the realignment setup needs to take place inside the loop.
9770 Support the dr_explicit_realign scheme. Allow generating the optimized
9771 realignment scheme for outer-loop vectorization. Added documentation.
9772 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9773 the 'nested_in_vect_loop' case, including loads that are invariant in
9774 the outer-loop and the realignment schemes. Handle the case when the
9775 realignment setup needs to take place inside the loop. Call
9776 vect_setup_realignment with additional arguments. Call
9777 vect_create_data_ref_ptr with additional argument and with loop instead
9778 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9779 (vect_gen_niters_for_prolog_loop): Call
9780 vect_create_addr_base_for_vector_ref with additional arguments.
9781 (vect_create_cond_for_align_checks): Likewise.
9782 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9783 scheme: takes additional argument bump; argument ptr_incr is now
9784 optional; updated documentation.
9785 (vect_init_vector): Takes additional argument (bsi). Use it, if
9786 available, to insert the vector initialization.
9787 (get_initial_def_for_induction): Pass additional argument in call to
9789 (vect_get_vec_def_for_operand): Likewise.
9790 (vect_setup_realignment): Likewise.
9791 (vectorizable_load): Likewise.
9793 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9795 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9796 as argument instead of struct loop.
9797 (nested_in_vect_loop_p): New function.
9798 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9800 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9801 from other phis in the loop.
9802 (destroy_loop_vec_info): Add additional argument to declaration.
9804 * tree-vectorizer.c (supportable_widening_operation): Also check if
9805 nested_in_vect_loop_p (don't allow changing the order in this case).
9806 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9807 of struct loop. Call nested_in_vect_loop_p and don't require
9808 flag_unsafe_math_optimizations if it returns true.
9809 (new_stmt_vec_info): When setting def_type for phis differentiate
9810 loop-header phis from other phis.
9811 (bb_in_loop_p): New function.
9812 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9813 just update their loop_vinfo. Order of BB traversal now matters -
9814 call dfs_enumerate_from with bb_in_loop_p.
9815 (destroy_loop_vec_info): Takes additional argument to control whether
9816 stmt_vinfo of the loop stmts should be destroyed as well.
9817 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9818 reduction stmt to be defines by a non loop-header phi.
9819 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9821 * tree-vect-transform.c (vectorizable_reduction): Call
9822 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9823 (vectorizable_call): Likewise.
9824 (vectorizable_conversion): Likewise.
9825 (vectorizable_operation): Likewise.
9826 (vectorizable_type_promotion): Likewise.
9827 (vectorizable_type_demotion): Likewise.
9828 (vectorizable_store): Likewise.
9829 (vectorizable_live_operation): Likewise.
9830 (vectorizable_reduction): Likewise. Also pass loop_info to
9831 vect_is_simple_reduction instead of loop.
9832 (vect_init_vector): Call nested_in_vect_loop_p.
9833 (get_initial_def_for_reduction): Likewise.
9834 (vect_create_epilog_for_reduction): Likewise.
9835 (vect_init_vector): Check which loop to work with, in case there's an
9837 (get_initial_def_for_inducion): Extend to handle outer-loop
9838 vectorization. Fix indentation.
9839 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9840 In the case vect_induction_def get the vector def from the induction
9841 phi node, instead of calling get_initial_def_for_inducion.
9842 (get_initial_def_for_reduction): Extend to handle outer-loop
9844 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9846 (vect_transform_loop): Change assert to just skip this case. Add a
9848 (vect_finish_stmt_generation): Add a couple asserts.
9850 (vect_estimate_min_profitable_iters): Multiply
9851 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9853 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9854 this is an inner-loop reduction in outer-loop vectorization.
9856 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9857 Same code as what used to be vect_analyze_scalar_cycles, only with
9858 additional argument loop, and loop_info passed to
9859 vect_is_simple_reduction instead of loop.
9860 (vect_analyze_scalar_cycles): Code factored out into
9861 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9862 Updated documentation.
9863 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9864 outer-loop vectorization that are live or not used in the outerloop,
9865 cause this requires special handling.
9866 (vect_enhance_data_refs_alignment): Don't consider versioning for
9868 (vect_analyze_data_refs): Check that there are no datarefs in the
9870 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9871 and vect_used_in_outer_by_reduction cases.
9872 (process_use): Also consider the case of outer-loop stmt defining an
9873 inner-loop stmt and vice versa.
9874 (vect_analyze_loop_1): New function.
9875 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9876 loops. Call vect_analyze_loop_1.
9877 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9878 been vectorized. Call destroy_loop_vec_info with additional argument.
9880 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9881 in the inner-loop when doing outer-loop vectorization. Add
9882 documentation and printout.
9883 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9884 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9886 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9888 * tree-affine.h (print_aff): New prototype.
9889 (debug_aff): Likewise.
9890 * tree-affine.c (print_aff): New function.
9891 (debug_aff): Likewise.
9893 2007-08-18 Paul Brook <paul@codesourcery.com>
9894 Joseph Myers <joseph@codesourcery.com>
9896 * common.opt (-fdebug-prefix-map=): New option.
9897 * opts.c: Include debug.h.
9898 (common_handle_option): Handle -fdebug-prefix-map.
9899 * final.c: Include ggc.h.
9900 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9901 remap_debug_filename): New.
9902 * Makefile.in (final.o, opts.o): Update dependencies.
9903 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9904 * configure.ac: Check for assembler --debug-prefix-map support.
9905 * configure, config.in: Regenerate.
9906 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9907 (ASM_DEBUG_SPEC): Include ASM_MAP.
9908 * doc/install.texi (--with-debug-prefix-map): Document.
9909 * doc/invoke.texi (-fdebug-prefix-map): Document.
9910 * dbxout.c (dbxout_init, dbxout_start_source_file,
9911 dbxout_source_file): Call remap_debug_filename.
9912 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9913 dwarf2out_start_source_file, dwarf2out_finish): Call
9914 remap_debug_filename.
9915 (file_table_relative_p): Do not check d->emitted_number.
9916 * toplev.c (output_file_directive): Call remap_debug_filename.
9917 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9918 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9920 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9922 * loop-invariant.c (find_invariants_to_move): Add missing macro
9925 2007-08-17 Tom Tromey <tromey@redhat.com>
9927 * tree.h (struct tree_label_decl): Removed old "java" fields.
9929 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9930 Nigel Stephens <nigel@mips.com>
9932 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9933 Treat -mno-data-in-code and -mcode-xonly as aliases for
9934 -mcode-readable=no and -mcode-readable=pcrel respectively.
9935 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9936 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9937 (MULTILIB_DIRNAMES): Update accordingly.
9939 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9941 * Makefile.in (version.o): Depend on $(REVISION) only if
9942 REVISION_s is defined.
9944 2007-08-17 Sa Liu <saliu@de.ibm.com>
9945 Ulrich Weigand <uweigand@de.ibm.com>
9948 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9949 use build_qualified_type to retain qualifiers of the base type.
9951 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9953 * config/score/score.md : Update pattern tablejump.
9954 * config/score/score.c : Update score_initialize_trampoline
9956 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9957 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9958 * doc/contrib.texi: Add my entry.
9960 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9962 * Makefile.in (REVISION): New.
9965 (version.o): Also depend on $(REVISION). Add
9966 -DREVISION=$(REVISION_s).
9968 * version.c (version_string): Add REVISION.
9970 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9972 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9973 of GOTO that's relocated to a different block.
9975 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9977 * c-common.c (const_strip_array_types): New.
9978 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9979 (const_strip_array_types): New.
9980 * c-objc-common.c (c_disregard_inline_limits,
9981 c_warn_unused_global_decl): Constify.
9982 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9983 c_vla_type_p, c_incomplete_type_error): Likewise.
9984 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9985 * hooks.c (hook_bool_const_tree_false): New.
9986 * hooks.h (hook_bool_const_tree_false): Likewise.
9987 * langhooks-def.h (lhd_warn_unused_global_decl,
9988 lhd_incomplete_type_error, lhd_expr_size,
9989 lhd_tree_inlining_disregard_inline_limits,
9990 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9991 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9992 * langhooks.c (lhd_warn_unused_global_decl,
9993 lhd_incomplete_type_error,
9994 lhd_tree_inlining_disregard_inline_limits,
9995 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9996 lhd_expr_size): Likewise.
9997 * langhooks.h (lang_hooks_for_tree_inlining,
9998 lang_hooks_for_tree_dump, lang_hooks_for_types,
9999 lang_hooks_for_decls, lang_hooks): Likewise.
10000 * pointer-set.c (pointer_set_t, pointer_set_create,
10001 pointer_set_contains, insert_aux, pointer_set_insert,
10002 pointer_set_traverse, pointer_map_t, pointer_map_create,
10003 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10005 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10006 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10007 pointer_map_traverse): Likewise.
10008 * predict.c (assert_is_empty): Likewise.
10009 * tree-affine.c (free_name_expansion): Likewise.
10010 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10011 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10012 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10014 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10016 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10018 (destroy_loop_vec_info): Add call to VEC_free.
10019 * tree-vectorizer.h (may_alias_ddrs): Define.
10020 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10021 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10022 Change reporting to dump.
10023 (vect_is_duplicate_ddr): New.
10024 (vect_mark_for_runtime_alias_test): New.
10025 (vect_analyze_data_ref_dependences) Add call to
10026 vect_mark_for_runtime_alias_test.
10027 (vect_enhance_data_refs_alignment): Define local variable
10028 vect_versioning_for_alias_required, don't perform
10029 peeling for alignment if versioning for alias is
10031 (vect_enhance_data_refs_alignment): Use
10032 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10033 PARAM_VECT_MAX_VERSION_CHECKS.
10034 * tree-vect-transform.c
10035 (vect_create_cond_for_alias_checks): New.
10036 (vect_transform_loop): Add call to
10037 vect_create_cond_for_alias_checks.
10038 (vect_vfa_segment_size): New.
10039 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10041 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10043 (vect-max-version-for-alignment-checks): Document.
10044 (vect-max-version-for-alias-checks): Document.
10045 (vect-max-version-checks): Remove.
10047 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10049 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10050 the same line as the instruction for all asm dialects.
10051 (*rep_movsi): Ditto.
10052 (*rep_movsi_rex64): Ditto.
10053 (*rep_movqi): Ditto.
10054 (*rep_movqi_rex64): Ditto.
10055 (*rep_stosdi_rex64): Ditto.
10056 (*rep_stossi): Ditto.
10057 (*rep_stossi_rex64): Ditto.
10058 (*rep_stosqi): Ditto.
10059 (*rep_stosqi_rex64): Ditto.
10060 (*cmpstrnqi_nz_1): Ditto.
10061 (*cmpstrnqi_nz_rex_1): Ditto.
10062 (*cmpstrnqi_1): Ditto.
10063 (*cmpstrnqi_rex_1): Ditto.
10064 (*strlenqi_1): Ditto.
10065 (*strlenqi_rex_1): Ditto.
10066 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10067 prefix on the same line as the instruction for all asm dialects.
10068 (sync_double_compare_and_swap<mode>): Ditto.
10069 (*sync_double_compare_and_swapdi_pic): Ditto.
10070 (*sync_compare_and_swap_cc<mode>): Ditto.
10071 (sync_double_compare_and_swap_cc<mode>): Ditto.
10072 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10073 (sync_old_add<mode>): Ditto.
10074 (sync_add<mode>): Ditto.
10075 (sync_sub<mode>): Ditto.
10076 (sync_ior<mode>): Ditto.
10077 (sync_and<mode>): Ditto.
10078 (sync_xor<mode>): Ditto.
10080 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10082 PR middle-end/32897
10083 * reload.c (find_reloads): Check that the memory returned by
10084 find_reloads_toplev was not the result of forcing a constant
10086 (find_reloads_toplev): Always use simplify_gen_subreg to get
10087 the subreg of a constant. If the result is also a constant,
10088 but not a legitimate one, force it into the constant pool
10089 and reload its address.
10091 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10093 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10096 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10098 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10099 directive for the current vector ABI.
10101 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10104 * caller-save.c (reg_save_code): Set invalide status on restore code.
10106 2007-08-15 Diego Novillo <dnovillo@google.com>
10108 * tree-ssa-alias.c (compute_memory_partitions): Use
10109 alias_bitmap_obstack to allocate bitmaps.
10110 (reset_alias_info): Factor out of init_alias_info.
10111 Mark all name tags not associated to an SSA name for renaming.
10112 (init_alias_info): Call it.
10113 (create_name_tags): Tidy. Add comments.
10114 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10116 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10118 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10119 scheduler dependencies.
10121 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10123 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10124 "register_operand".
10125 (*iorsi_1_zext): Likewise.
10126 (*iorsi_1_zext_imm): Likewise.
10127 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10128 with "rm"/"xm" constraint.
10129 (sse2_vmsqrtv2df2): Likewise.
10131 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10133 PR middle-end/33074
10134 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10137 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10139 * tree-pass.h (PROP_pta): Removed.
10140 (TODO_rebuild_alias): New.
10141 (pass_may_alias): Removed.
10142 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10143 aliasing if we changed something.
10144 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10146 (pass_may_alias): Removed.
10147 (create_structure_vars): Return TODO_rebuild_alias.
10148 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10149 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10151 (tree_sra_early): We never affect aliasing right now.
10152 * tree-flow.h (compute_may_aliases): New prototype.
10153 * passes.c: Remove pass_may_alias from the passes.
10154 (execute_function_todo): Support TODO_rebuild_alias.
10156 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10158 * i386.c: (legitimize_address): Move dllimported variable check
10159 infront of legitimizing pic address of CONST symbols.
10161 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10163 PR tree-optimization/32941
10164 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10165 (goto_queue_cmp): Remove.
10166 (find_goto_replacement): Change search method.
10167 (maybe_record_in_goto_queue): Add assert.
10168 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10169 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10171 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10173 * alias.c (component_uses_parent_alias_set): Constify.
10174 * alias.h (component_uses_parent_alias_set): Likewise.
10175 * cfgrtl.c (print_rtl_with_bb): Likewise.
10176 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10177 mpz_get_double_int): Likewise.
10178 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10179 mpz_get_double_int): Likewise.
10180 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10181 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10183 * expr.h (safe_from_p): Likewise.
10184 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10186 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10187 zero_sized_type, goa_lhs_expr_p): Likewise.
10188 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10189 * rtl.h (print_rtl_with_bb): Likewise.
10190 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10191 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10192 * tree-flow-inline.h (bb_stmt_list): Constify.
10193 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10195 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10196 const_first_stmt, const_last_stmt): New.
10197 (block_may_fallthru, empty_block_p): Constify.
10198 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10199 EXPR_ONLY_BODY): New.
10200 (expr_first, expr_last, expr_only): Use macro for body.
10201 (const_expr_first, const_expr_last, const_expr_only): New.
10202 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10203 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10204 ctsi_prev, ctsi_stmt): New.
10205 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10206 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10207 * tree-ssa-loop-niter.c (loop_only_exit_p,
10208 derive_constant_upper_bound): Likewise.
10209 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10210 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10211 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10212 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10213 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10214 * tree.c (get_type_static_bounds): Likewise.
10215 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10216 (get_type_static_bounds): Constify.
10218 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10221 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10222 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10223 (*<addsub><mode>3_cc_overflow): New.
10224 (*add<mode>3_cconly_overflow): New.
10225 (*sub<mode>3_cconly_overflow): New.
10226 (*<addsub>si3_zext_cc_overflow): New.
10227 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10228 CCCmode for LTU, GTU, LEU and GEU.
10229 (ix86_comparison_operator): Likewise.
10230 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10231 * config/i386/i386.c (put_condition_code): Support CCCmode.
10232 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10233 or MINUS expressions.
10235 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10238 * c-typeck.c (build_binary_op): Disallow vector float types with
10239 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10241 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10243 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10244 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10245 (dep_def): New typedef.
10246 (init_dep_1, sd_debug_dep): Declare functions.
10247 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10248 (debug_dep_links): Remove.
10249 (struct _deps_list): New field 'n_links'.
10250 (DEPS_LIST_N_LINKS): New macro.
10251 (FOR_EACH_DEP_LINK): Remove.
10252 (create_deps_list, free_deps_list, delete_deps_list): Remove
10254 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10255 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10256 (copy_deps_list_change_con, move_dep_link): Ditto.
10257 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10258 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10260 (INSN_BACK_DEPS): Remove.
10261 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10263 (INSN_DEP_COUNT): Remove.
10264 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10265 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10266 Declare global variables.
10267 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10268 (add_forw_dep, compute_forward_dependences): Remove declarations.
10269 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10270 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10271 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10273 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10275 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10276 (sd_list_types_def): New typedef.
10277 (sd_next_list): Declare function.
10278 (struct _sd_iterator): New type.
10279 (sd_iterator_def): New typedef.
10280 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10282 (FOR_EACH_DEP): New cycle wrapper.
10283 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10285 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10286 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10289 * sched-deps.c (init_dep_1): Make global.
10290 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10292 (dump_dep): New static function.
10293 (dump_dep_flags): New static variable.
10294 (sd_debug_dep): New function.
10295 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10297 (move_dep_link): Use remove_from_deps_list (), instead of
10298 detach_dep_link ().
10299 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10300 (dep_link_is_detached_p): New static function.
10301 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10303 (dn_pool, dl_pool): New alloc_pools.
10304 (dn_pool_diff, dl_pool_diff): New static variables.
10305 (create_dep_node, delete_dep_node): New static function.
10306 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10307 (deps_list_empty_p): Make it static. Use 'n_links' field.
10308 (deps_pools_are_empty_p): New static function.
10309 (alloc_deps_list, delete_deps_list): Remove.
10310 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10311 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10312 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10313 (forward_dependency_cache): Remove.
10314 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10315 'back' from the names. Change signature to use dep_t instead of
10317 (add_back_dep): Ditto. Make global.
10318 (check_dep_status): Rename to check_dep ().
10319 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10321 (sd_finish_insn): Ditto.
10322 (sd_find_dep_between_no_cache): New static function.
10323 (sd_find_dep_between): New function.
10324 (ask_dependency_caches, set_dependency_caches): New static functions.
10325 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10326 (add_or_update_dep_1): Separate pieces of functionality into
10327 ask_dependency_caches (), update_dependency_caches (),
10328 change_spec_dep_to_hard (), update_dep ().
10329 (get_back_and_forw_lists): New static function.
10330 (sd_add_dep): Separate setting of dependency caches into
10331 set_dependency_caches ().
10332 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10334 (sd_delete_dep): Ditto.
10335 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10336 (dump_lists): New static function.
10337 (sd_debug_lists): New debug function.
10338 (delete_all_dependences, fixup_sched_groups): Update to use
10339 sd_* infrastructure.
10340 (sched_analyze_2): Create data-speculative dependency only if
10341 data-speculation is enabled.
10342 (sched_analyze_insn): If insn cannot be speculative, make all its
10343 dependencies non-speculative.
10344 (sched_analyze): Use sd_init_insn ().
10345 (add_forw_dep, compute_forward_dependencies): Remove.
10346 (delete_dep_nodes_in_back_deps): New static function.
10347 (sched_free_deps): New function.
10348 (init_dependency_caches): Init alloc_pools.
10349 (extend_depedency_caches): Update after removing of
10350 forward_dependency_cache.
10351 (free_dependency_caches): Ditto. Free alloc_pools.
10352 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10353 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10355 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10356 (add_dependence): Use init_dep ().
10357 (get_dep_weak_1): New static function.
10358 (get_dep_weak): Move logic to get_dep_weak_1 ().
10359 (dump_ds): New static function moved from haifa-sched.c:
10360 debug_spec_status ().
10361 (debug_ds): New debug function.
10362 (check_dep_status): Rename to check_dep (). Update to check whole
10365 * haifa-sched.c (spec_info): Make global.
10366 (added_recovery_block_p): Rename to
10367 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10368 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10369 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10370 to use new interfaces.
10371 (ok_for_early_queue_removal): Ditto.
10372 (schedule_block): Initialize logical uids of insns emitted by the
10374 (sched_init): Initialize new variable.
10375 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10377 (extend_global): Initialize insn data.
10378 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10379 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10381 (add_to_speculative_block): Update to use new interfaces.
10382 (create_recovery_block): Set new variables.
10383 (create_check_block_twin, fix_recovery_deps): Update to use new
10385 (sched_insn_is_legitimate_for_speculation_p): New function.
10386 (speculate_insn): Move checking logic to
10387 sched_insn_is_legitimate_for_speculation_p ().
10388 (sched_remove_insn): Finalize sched-deps information of instruction.
10389 (clear_priorities, add_jump_dependencies): Update to use new
10391 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10393 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10394 to use new interfaces.
10395 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10396 (new_ready): Try to use control speculation only if it is available.
10397 (add_branch_dependences): Update to use new interfaces.
10398 (compute_block_backward_dependences): Rename to
10399 compute_block_dependences (). Call
10400 targetm.sched.dependencies_evaluation_hook ().
10401 (free_block_dependencies): New static function.
10402 (debug_dependencies): Update to use new interfaces.
10403 (schedule_region): Remove separate computation of forward dependencies.
10404 Move call of targetm.sched.dependencies_evaluation_hook () to
10405 compute_block_dependences (). Free dependencies at the end of
10406 scheduling the region.
10408 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10410 (add_deps_for_risky_insns): Ditto.
10411 (schedule_ebb): Remove separate computation of forward dependencies.
10412 Free dependencies at the end of scheduling the ebb.
10414 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10415 (build_intra_loop_deps): Ditto. Remove separate computation of
10416 forward dependencies. Free sched-deps dependencies.
10418 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10419 to use new interfaces.
10420 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10422 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10424 (is_costly_group): Ditto.
10426 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10428 * alias.c (rtx_equal_for_memref_p): Constify.
10429 * basic-block.h (const_edge, const_basic_block): New.
10430 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10431 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10432 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10433 probably_never_executed_bb_p, edge_probability_reliable_p,
10434 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10435 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10437 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10438 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10440 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10441 flow_nodes_print, dfs_enumerate_from): Likewise.
10442 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10443 control_flow_insn_p, count_basic_blocks): Likewise.
10444 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10445 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10446 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10447 average_num_loop_insns, loop_exit_edge_p,
10448 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10449 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10450 average_num_loop_insns, seq_cost): Likewise.
10451 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10452 * dominance.c (dominated_by_p): Likewise.
10453 * emit-rtl.c (validate_subreg): Likewise.
10454 * except.c (can_throw_internal, can_throw_external): Likewise.
10455 * except.h (can_throw_internal, can_throw_external): Likewise.
10456 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10457 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10458 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10459 simple_mem, store_ops_ok, load_kills_store, find_loads,
10460 store_killed_in_insn, store_killed_after, store_killed_before,
10461 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10463 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10464 noce_mem_write_may_trap_or_fault_p): Likewise.
10465 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10467 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10469 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10470 probably_cold_bb_p, probably_never_executed_bb_p,
10471 edge_probability_reliable_p, br_prob_note_reliable_p,
10472 can_predict_insn_p): Likewise.
10473 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10474 * resource.c (return_insn_p): Likewise.
10475 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10477 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10478 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10479 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10480 verify_gimple_modify_stmt): Likewise.
10481 * tree-chrec.c (is_not_constant_evolution,
10482 is_multivariate_chrec_rec, is_multivariate_chrec,
10483 chrec_contains_symbols, chrec_contains_undetermined,
10484 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10485 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10486 eq_evolutions_p, scev_direction): Likewise.
10487 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10488 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10489 chrec_contains_symbols_defined_in_loop,
10490 chrec_contains_undetermined, tree_contains_chrecs,
10491 evolution_function_is_affine_multivariate_p,
10492 evolution_function_is_univariate_p, chrec_zerop,
10493 evolution_function_is_constant_p, evolution_function_is_affine_p,
10494 evolution_function_is_affine_or_constant_p,
10495 tree_does_not_contain_chrecs, chrec_type): Likewise.
10496 * tree-data-ref.c (tree_fold_divides_p,
10497 object_address_invariant_in_loop_p, dr_may_alias_p,
10498 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10499 same_access_functions, constant_access_functions,
10500 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10502 * tree-flow.h (scev_direction): Likewise.
10503 * tree-gimple.c (is_gimple_stmt): Likewise.
10504 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10506 * tree-pretty-print.c (op_prio): Likewise.
10507 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10508 analyzable_condition, backedge_phi_arg_p): Likewise.
10509 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10510 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10511 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10514 2007-08-13 Dan Hipschman <dsh@google.com>
10517 * c-format.c (check_format_arg): Move check for zero-length
10518 format strings below the check for unterminated strings.
10520 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10523 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10526 2007-08-13 Nick Clifton <nickc@redhat.com>
10528 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10530 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10533 * c-format.c (gcc_gfc_length_specs): New array.
10534 (gcc_gfc_char_table): Add unsigned specifier, and references to
10535 the l length modifier.
10536 (format_types_orig): Use the new gcc_gfc_length_specs.
10538 2007-08-12 Sa Liu <saliu@de.ibm.com>
10540 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10541 and with REG_RETVAL note after split.
10543 2007-08-11 David Daney <ddaney@avtrex.com>
10545 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10546 as ATTRIBUTE_UNUSED.
10548 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10549 Segher Boessenkool <segher@kernel.crashing.org>
10551 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10552 HAVE_LOCAL_CPU_DETECT not defined.
10554 2007-08-11 Jan Hubicka <jh@suse.cz>
10556 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10557 (cgraph_process_new_functions): Honor previous value of
10558 disregard_inline_limits.
10559 * ipa-inline.c (compute_inline_parameters): Likewise.
10561 2007-08-11 Ian Lance Taylor <iant@google.com>
10563 * alias.h (alias_set_type): Define new type.
10564 (ALIAS_SET_MEMORY_BARRIER): Use it.
10565 * rtl.h: Include alias.h.
10566 (struct mem_attrs): Use alias_set_type.
10567 * tree.h: Include alias.h
10568 (struct tree_type): Use alias_set_type.
10569 (struct tree_struct_field_tag): Likewise.
10570 (struct tree_decl_common): Likewise.
10571 * alias.c (struct alias_set_entry): Use alias_set_type.
10572 (get_alias_set_entry, alias_set_subset_of): Likewise.
10573 (alias_sets_conflict_p): Likewise.
10574 (alias_sets_must_conflict_p): Likewise.
10575 (objects_must_conflict_p): Likewise.
10576 (get_alias_set, new_alias_set): Likewise.
10577 (record_alias_subset, record_component_aliases): Likewise.
10578 (varargs_set, frame_set): Change to alias_set_type.
10579 (get_varargs_alias_set): Use alias_set_type.
10580 (get_frame_alias_set): Likewise.
10581 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10582 * dse.c (struct store_info): Use alias_set_type.
10583 (struct read_info, struct clear_alias_mode_holder): Likewise.
10584 (clear_alias_set_lookup, canon_address): Likewise.
10585 (record_store, check_mem_read_rtx): Likewise.
10586 (dse_record_singleton_alias_set): Likewise.
10587 (dse_invalidate_singleton_alias_set): Likewise.
10588 * emit-rtl.c (get_mem_attrs): Likewise.
10589 (set_mem_attributes_minus_bitpos): Likewise.
10590 (set_mem_alias_set): Likewise.
10591 * expr.c (store_constructor_field, store_field): Likewise.
10592 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10593 * langhooks.c (lhd_get_alias_set): Likewise.
10594 * langhooks-def.h (lhd_get_alias_set): Likewise.
10595 * reload1.c (alter_reg): Likewise.
10596 * tree-flow.h (struct fieldoff): Likewise.
10597 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10598 (may_alias_p, get_smt_for, create_sft): Likewise.
10599 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10600 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10601 (merge_smts_into): Likewise.
10602 * varasm.c (const_alias_set): Likewise.
10603 * c-common.c (strict_aliasing_warning): Likewise.
10604 (c_common_get_alias_set): Likewise.
10605 * dse.h (dse_record_singleton_alias_set): Update declaration.
10606 (dse_invalidate_singleton_alias_set): Likewise.
10607 * emit-rtl.h (set_mem_alias_set): Likewise.
10608 * c-common.h (c_common_get_alias_set): Likewise.
10609 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10610 * print-tree.c (print_node): Likewise.
10611 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10613 (alpha_setup_incoming_varargs): Use alias_set_type.
10614 * config/i386/i386.c (setup_incoming_varargs_64): Use
10616 (setup_incoming_varargs_ms_64): Likewise.
10617 (ix86_GOT_alias_set): Likewise.
10618 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10619 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10620 (set): Change to alias_set_type.
10621 (get_TOC_alias_set): Use alias_set_type.
10622 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10624 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10625 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10627 (struct_value_alias_set): Likewise.
10628 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10630 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10632 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10633 * config/vxworks.h (TARGET_VXWORKS): Override.
10634 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10635 "mips" if TARGET_VXWORKS.
10637 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10639 * calls.c (avoid_likely_spilled_reg): New function.
10640 (expand_call): Use it.
10642 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10644 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10646 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10648 * config/mips/predicates.md (const_call_insn_operand): Invoke
10649 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10651 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10654 * config/rs6000/driver-rs6000.c: Include link.h.
10655 Use ElfW instead of wordsize-specif typedef.
10657 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10659 * system.h (CONST_CAST): New.
10660 * c-decl.c (c_make_fname_decl): Use it.
10661 * c-lex.c (cb_ident, lex_string): Likewise.
10662 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10663 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10664 give_switch, set_multilib_dir): Likewise.
10665 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10666 * passes.c (execute_one_pass): Likewise.
10667 * prefix.c (update_path): Likewise.
10668 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10669 * tree.c (build_string): Likewise.
10671 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10673 * tree-flow-inline.h (is_exec_stmt): Remove.
10674 (is_label_stmt): Remove.
10675 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10678 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10680 * lower-subreg.c (resolve_shift_zext): Don't adjust
10681 src_reg_num for wordmode operands.
10683 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10684 David Ung <davidu@mips.com>
10686 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10687 (TARGET_SCHED_REORDER2): Define.
10688 (mips_maybe_swap_ready): New.
10689 (mips_last_74k_agen_insn): New.
10690 (mips_74k_agen_init): New.
10691 (mips_74k_agen_reorder): New function to group loads and stores
10692 in the ready queue.
10693 (mips_sched_init): New.
10694 (mips_sched_reorder): Don't do initialization here. Call
10695 mips_74k_agen_reorder.
10696 (mips_variable_issue): Call mips_74k_agen_init.
10698 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10700 * tree-flow-inline.h (get_filename): Remove.
10702 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10704 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10706 (mips_fetch_insns): Delete in favor of...
10707 (mips_load_store_insns): ...this new function.
10708 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10709 to say whether multiword moves _might_ be split.
10710 (mips_fetch_insns): Delete in favor of...
10711 (mips_load_store_insns): ...this new function.
10712 (mips_rtx_costs): Update the call to mips_address_insns.
10713 (mips_address_cost): Likewise.
10714 * config/mips/mips.md (length): Use mips_load_store_insns instead
10715 of mips_fetch_insns.
10716 * config/mips/constraints.md (R): Use mips_address_insns rather
10717 than mips_fetch_insns. Assume that the move never needs to be split.
10719 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10721 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10722 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10723 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10724 * config/mips/mips.h (mips16_hard_float): Delete.
10725 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10726 definitions, and replace with....
10727 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10728 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10729 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10730 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10731 (override_options): Replace MASK_SOFT_FLOAT references with
10732 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10733 and mips16_hard_float when TARGET_MIPS16.
10735 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10738 * c-typeck.c (build_binary_op): Check for non pointer types before
10739 calling int_fits_type_p.
10741 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10743 PR middle-end/32813
10744 * fold-const.c (omit_one_operand): Return only the ommitted expression
10745 if the result is an empty statement.
10746 (pedantic_omit_one_operand): Likewise.
10748 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10750 * c-typeck.c (readonly_error): Improve error for assignment.
10752 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10754 (pp_c_expression): Ditto.
10756 2007-08-09 Simon Baldwin <simonb@google.com>
10758 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10759 break that was preventing simplify_associative_operation() for xor.
10761 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10762 Nigel Stephens <nigel@mips.com>
10764 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10765 Document change in interpretation of value from boolean to
10767 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10768 ffs and ctz using clz.
10769 (expand_unop): Call them.
10770 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10772 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10773 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10774 enable the new ffs expansion on this target.
10776 2007-08-09 Jan Hubicka <jh@suse.cz>
10778 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10779 (expand_ternary_op): Likewise.
10780 (expand_vec_shift_expr): Likewise.
10781 (expand_binop_directly): Likewise.
10782 (expand_binop): Likewise.
10783 (sign_expand_binop): Likewise.
10784 (expand_twoval_unop): Likewise.
10785 (expand_twoval_binop): Likewise.
10786 (expand_twoval_binop_libfunc): Likewise.
10787 (widen_clz): Likewise.
10788 (widen_bswap): Likewise.
10789 (expand_parity): Likewise.
10790 (expand_unop): Likewise.
10791 (expand_abs_nojump): Likewise.
10792 (expand_copysign): Likewise.
10793 (emit_no_conflict_block): Likewise.
10794 (emit_libcall_block): Likewise.
10795 (can_compare_p): Likewise.
10796 (prepare_cmp_insn): Likewise.
10797 (emit_cmp_and_jump_insn_1): Likewise.
10798 (prepare_float_lib_cmp): Likewise.
10799 (emit_conditional_add): Likewise.
10800 (gen_add2_insn): Likewise.
10801 (have_add2_insn): Likewise.
10802 (gen_sub2_insn): Likewise.
10803 (have_sub2_insn): Likewise.
10804 (can_extend_p): Likewise.
10805 (can_fix_p): Likewise.
10806 (can_float_p): Likewise.
10807 (expand_float): Likewise.
10808 (expand_fix): Likewise.
10809 (expand_sfix_optab): Likewise.
10810 (new_optab): Likewise.
10811 (new_convert_optab): Likewise.
10812 (init_libfuncs): Likewise.
10813 (init_interclass_conv_libfuncs): Likewise.
10814 (init_intraclass_conv_libfuncs): Likewise.
10815 (set_conv_libfunc): Likewise.
10816 (init_optabs): Likewise.
10817 (debug_optab_libfuncs): Likewise.
10818 (gen_cond_trap): Likewise.
10819 * optabs.h (optab_handler, convert_optab_hanlder): New.
10820 * genopinit.c: Update optabs generation table.
10821 * reload.c (find_reloads_address_1): Use optabs accestors.
10822 * builtins.c (expand_builtin_mathfn): Likewise.
10823 (expand_builtin_mathfn_2): Likewise.
10824 (expand_builtin_mathfn_3): Likewise.
10825 (expand_builtin_interclass_mathfn): Likewise.
10826 (expand_builtin_sincos): Likewise.
10827 (expand_builtin_cexpi): Likewise.
10828 (expand_builtin_powi): Likewise.
10829 (expand_builtin_strlen): Likewise.
10830 * dojump.c (do_jump): Likewise.
10831 * expr.c (convert_move): Likewise.
10832 (move_by_pieces): Likewise.
10833 (move_by_pieces_ninsns): Likewise.
10834 (can_store_by_pieces): Likewise.
10835 (store_by_pieces_1): Likewise.
10836 (emit_move_via_integer): Likewise.
10837 (emit_move_complex): Likewise.
10838 (emit_move_ccmode): Likewise.
10839 (emit_move_insn_1): Likewise.
10840 (emit_single_push_insn): Likewise.
10841 (store_constructor): Likewise.
10842 (expand_expr_real_1): Likewise.
10843 (do_store_flag): Likewise.
10844 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10845 (enumerate_modes): Likewise.
10846 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10847 (supportable_widening_operation): Likewise.
10848 (supportable_narrowing_operation): Likewise.
10849 * expmed.c (store_bit_field_1): Likewise.
10850 (extract_bit_field_1): Likewise.
10851 (expand_mult_highpart_optab): Likewise.
10852 (expand_smod_pow2): Likewise.
10853 (expand_divmod): Likewise.
10854 (emit_store_flag): Likewise.
10855 * tree-vect-patterns.c
10856 (vect_pattern_recog_1): Likewise.
10857 * tree-ssa-loop-prefetch.c
10858 (nontemporal_store_p): Likewise.
10859 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10860 (vect_create_epilog_for_reduction): Likewise.
10861 (vectorizable_reduction): Likewise.
10862 (vectorizable_operation): Likewise.
10863 (vect_strided_store_supported): Likewise.
10864 (vectorizable_store): Likewise.
10865 (vect_strided_load_supported): Likewise.
10866 (vectorizable_load): Likewise.
10867 * combine.c (simplify_comparison): Likewise.
10868 * tree-vect-generic.c
10869 (type_for_widest_vector_mode): Likewise.
10870 (expand_vector_operations_1): Likewise.
10871 * config/spu/spu.c (spu_expand_mov): Likewise.
10872 (spu_emit_vector_compare): Likewise.
10873 * config/rs6000/rs6000.c
10874 (rs6000_emit_vector_compare): Likewise.
10875 * stmt.c (add_case_node): Likewise.
10876 * reload1.c (gen_reload):
10878 2007-08-09 Michael Matz <matz@suse.de>
10880 * tree.h (fixed_zerop): Declare as taking a const_tree.
10881 * tree.c (fixed_zerop): Take a const_tree.
10883 2007-08-09 Ira Rosen <irar@il.ibm.com>
10885 * tree-vect-transform.c (vectorizable_store): Remove call to
10886 copy_virtual_operands() and call mark_symbols_for_renaming() for
10887 the created vector store.
10888 (vect_setup_realignment): Don't call copy_virtual_operands() and
10889 update_vuses_to_preheader().
10890 (vectorizable_load): Don't call copy_virtual_operands().
10891 (update_vuses_to_preheader): Remove.
10893 2007-08-08 Chao-ying Fu <fu@mips.com>
10895 * tree.def (FIXED_POINT_TYPE): New type.
10896 (FIXED_CST): New constant.
10897 (FIXED_CONVERT_EXPR): New expr.
10898 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10899 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10900 * tree.h (struct tree_base): Add saturating_flag.
10901 Remove one bit of spare for saturating_flag.
10902 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10903 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10904 FIXED_POINT_TYPE_P): Define.
10905 (TYPE_SATURATING): Define.
10906 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10907 (struct tree_fixed_cst): New.
10908 (TYPE_IBIT, TYPE_FBIT): Define.
10909 (tree_node): Add fixed_cst.
10910 (enum tree_index): Add new enumeration values of
10911 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10912 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10913 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10914 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10915 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10916 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10917 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10918 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10919 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10920 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10921 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10922 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10923 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10924 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10925 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10926 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10927 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10928 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10929 (sat_short_fract_type_node, sat_fract_type_node,
10930 sat_long_fract_type_node, sat_long_long_fract_type_node,
10931 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10932 sat_unsigned_long_fract_type_node,
10933 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10934 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10935 unsigned_short_fract_type_node, unsigned_fract_type_node,
10936 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10937 sat_short_accum_type_node, sat_accum_type_node,
10938 sat_long_accum_type_node, sat_long_long_accum_type_node,
10939 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10940 sat_unsigned_long_accum_type_node,
10941 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10942 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10943 unsigned_short_accum_type_node, unsigned_accum_type_node,
10944 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10945 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10946 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10947 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10948 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10949 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10950 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10951 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10952 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10953 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10954 sat_uda_type_node, sat_uta_type_node): New macro.
10955 (make_fract_type, make_accum_type): Declare.
10956 (make_signed_fract_type, make_unsigned_fract_type,
10957 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10958 make_signed_accum_type, make_unsigned_accum_type,
10959 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10960 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10961 make_or_reuse_sat_signed_fract_type,
10962 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10963 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10964 make_or_reuse_sat_unsigned_accum_type): New macro.
10965 (fixed_zerop): Declare.
10966 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10967 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10968 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10969 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10970 * treestruct.def: Add TS_FIXED_CST.
10971 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10972 (tree.o): Likewise.
10973 (tree-dump.o): Likewise.
10974 (print-tree.o): Likewise.
10975 (tree-pretty-print.o): Likewise.
10976 (fold-const.o): Likewise.
10977 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10978 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10979 (is_gimple_min_invariant): Handle FIXED_CST.
10980 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10981 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10982 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10983 (layout_type): Handle FIXED_POINT_TYPE.
10984 (make_fract_type, make_accum_type): New functions.
10985 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10986 * tree-dump.c (fixed-value.h): New include.
10987 (dump_fixed): New function.
10988 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10989 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10990 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10991 * tree-pretty-print.c (fixed-value.h): New include.
10992 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10993 FIXED_CONVERT_EXPR.
10994 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10995 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10996 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10997 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10998 for non-saturating fixed-point types.
10999 (reassociate_bb): Likewise.
11000 * emit-rtl.c (fixed-value.h): New include.
11001 (fconst0, fconst1): New array.
11002 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11003 * tree-vect-generic.c expand_vector_operation): Support
11004 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11005 MODE_VECTOR_UACCUM.
11006 (type_for_widest_vector_mode): Add one parameter for the
11008 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11010 Pass the satp parameter to type_for_mode for fixed-point types.
11011 (expand_vector_operations_1): Pass the saturating flag to
11012 type_for_widest_vector_mode.
11013 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11014 and MODE_VECTOR_UACCUM.
11015 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11016 (vectorizable_condition): Likewise.
11017 * tree.c (fixed-value.h): New include.
11018 (tree_code_size): Support FIXED_CST.
11019 (build_fixed): New function.
11020 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11021 (fixed_zerop): New function.
11022 (tree_node_structure): Support FIXED_CST.
11023 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11024 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11025 (type_hash_eq): Handle FIXED_POINT_TYPE.
11026 (simple_cst_equal): Support FIXED_CST.
11027 (iterative_hash_expr): Handle FIXED_CST.
11028 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11029 (get_narrower): Likewise.
11030 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11031 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11032 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11033 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11035 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11036 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11037 (initializer_zerop): Support FIXED_CST.
11038 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11039 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11040 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11041 (is_base_type): Handle FIXED_POINT_TYPE.
11042 (add_type_attribute): Handle FIXED_POINT_TYPE.
11043 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11044 * print-tree.c (fixed-value.h): New include.
11045 (print_node_brief): Support FIXED_CST.
11046 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11047 * c-pretty-print.c (fixed-value.h): New include.
11048 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11049 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11050 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11051 Support fixed-point types for inner items in VECTOR_TYPE.
11052 (pp_c_direct_declarator): Likewise.
11053 (pp_c_declarator): Likewise.
11054 (pp_c_fixed_constant): New function.
11055 (pp_c_constant): Handle FIXED_CST.
11056 (pp_c_primary_expression): Likewise.
11057 (pp_c_expression): Likewise.
11058 * fold-const.c (fixed-value.h): New include.
11059 (negate_expr_p): Return true for FIXED_CST.
11060 (fold_negate_expr): Support FIXED_CST.
11061 (split_tree): Support FIXED_CST.
11062 (const_binop): Support FIXED_CST.
11063 (fold_convert_const_int_from_fixed): New function to convert from
11065 (fold_convert_const_real_from_fixed): New function to convert from
11067 (fold_convert_const_fixed_from_fixed): New function to convert from
11068 fixed to another fixed.
11069 (fold_convert_const_fixed_from_int): New function to convert from
11071 (fold_convert_const_fixed_from_real): New function to convert from
11073 (fold_convert_const): Support conversions from fixed to int, from
11074 fixed to real, from fixed to fixed, from int to fixed, and from real
11076 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11077 (operand_equal_p): Support FIXED_CST.
11078 (make_range): For fixed-point modes, we need to pass the
11079 saturating flag as the 2nd parameter.
11080 (tree_swap_operands_p): Handle FIXED_CST.
11081 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11083 (fold_unary): Support FIXED_CONVERT_EXPR.
11084 (fold_binary): Handle FIXED_CST.
11085 Make sure the type is not saturating, before associating operations.
11086 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11087 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11088 (fold_negate_const): Support FIXED_CST.
11089 (fold_relational_const): Support FIXED_CST.
11090 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11091 (gimplify_expr): Handle FIXED_CST.
11092 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11093 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11094 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11095 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11096 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11097 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11098 LONG_LONG_ACCUM_TYPE_SIZE.
11099 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11100 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11101 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11102 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11103 MODE_ACCUM, and MODE_UACCUM.
11104 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11105 fixed-point types to disable reduction.
11106 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11108 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11110 * config/rs6000/x-rs6000: New file.
11111 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11112 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11113 (EXTRA_SPEC_FUNCTIONS): Define.
11114 (HAVE_LOCAL_CPU_DETECT): Define.
11115 (CC1_CPU_SPEC): Define.
11116 * config/rs6000/driver-rs6000.c: New file.
11117 * config/rs6000/aix.h (CC1_SPEC): Define.
11118 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11119 * config.host: Add x-rs6000 to host_xmake_file if host and target
11120 are rs6000 or powerpc.
11122 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11124 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11126 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11127 Sandra Loosemore <sandra@codesourcery.com>
11128 Chao-ying Fu <fu@mips.com>
11129 Nigel Stephens <nigel@mips.com>
11130 David Ung <davidu@mips.com>
11132 * doc/invoke.texi (-mcode-readable): Document.
11133 * config/mips/mips.opt (mcode-readable): New option.
11134 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11135 * config/mips/mips.h (mips_code_readable_setting): New enum.
11136 (mips_code_readable): Declare.
11137 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11138 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11139 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11140 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11141 boiler-plate comments.
11142 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11143 * config/mips/mips.c (mips_code_readable): New variable.
11144 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11145 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11146 context and -mcode-readable setting to restrict the use of
11147 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11148 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11149 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11150 (mips_blocks_for_constant_p): Only return false for
11151 TARGET_MIPS16_PCREL_LOADS.
11152 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11153 for MIPS16. Handle SYMBOL_32_HIGH.
11154 (mips_const_insns): Allow HIGHs for MIPS16 too.
11155 (mips_unspec_address_offset): New function, split out from...
11156 (mips_unspec_address): ...here.
11157 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11158 16-bit symbolic constants. Assert approropiate conditions for
11159 using the "la" and "dla" macros.
11160 (mips_handle_option): Handle -mcode-readable=.
11161 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11162 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11163 (mips_strip_unspec_address): New function, split out from...
11164 (print_operand_reloc): ...here.
11165 (print_operand): Pass constants through mips_strip_unspec_address.
11166 (print_operand_address): Likewise.
11167 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11168 (mips_select_rtx_section): Remove MIPS16 handling.
11169 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11170 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11171 (mips16_lay_out_constants): Do nothing unless
11172 TARGET_MIPS16_PCREL_LOADS.
11173 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11174 * config/mips/mips.md: Split HIGHs for MIPS16.
11175 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11177 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11179 * config/mips/mips-protos.h (mips_emit_move): Declare.
11180 * config/mips/mips.c (mips_emit_move): New function.
11181 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11182 (mips_legitimize_const_move): Likewise.
11183 (mips_legitimize_move): Likewise.
11184 (mips_split_64bit_move): Likewise.
11185 (mips_restore_gp): Likewise.
11186 (mips_load_call_address): Likewise.
11187 (mips_emit_fcc_reload): Likewise.
11188 (mips_set_return_address): Likewise.
11189 (mips_block_move_straight): Likewise.
11190 (mips_block_move_loop): Likewise.
11191 (mips_setup_incoming_varargs): Likewise.
11192 (mips_save_reg): Likewise.
11193 (mips_expand_prologue): Likewise.
11194 (mips_restore_reg): Likewise.
11195 (mips_expand_epilogue): Likewise.
11196 (mips_output_mi_thunk): Likewise.
11197 (build_mips16_call_stub): Likewise.
11198 (mips_builtin_branch_and_move): Likewise.
11199 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11200 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11201 (fixuns_truncdfdi2): Likewise.
11202 (fixuns_truncsfsi2): Likewise.
11203 (fixuns_truncsfdi2): Likewise.
11204 (loadgp_absolute): Likewise.
11205 (builtin_setjmp_setup): Likewise.
11206 (builtin_longjmp): Likewise.
11207 (untyped_call): Likewise.
11209 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11211 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11212 an "rtx *" argument. Return a bool.
11213 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11214 values and return true if they can be split. Take the same kind of
11215 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11216 and store the lo_sum there if nonnull. Use the symbol type to
11217 determine whether a $gp or HIGH is needed.
11218 (mips_legitimize_address): Update call to mips_split_symbol and
11219 simplify accordingly.
11220 (mips_legitimize_const_move): Likewise.
11221 * config/mips/mips.md: In the combine define_split,
11222 check mips_split_symbol instead of splittable_symbolic_operand.
11223 Update use of mips_split_symbol in the generator code.
11224 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11226 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11228 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11229 (mips_symbol_insns_1): New function, split out from...
11230 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11231 and stores separately from load addresses.
11232 (mips_classify_address): Replace uses of mips_symbolic_address_p
11233 with uses of mips_symbol_insns.
11234 (mips_address_insns): Update calls to mips_symbol_insns.
11235 (mips_const_insns): Likewise.
11236 (mips_legitimize_address): Likewise.
11238 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11240 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11241 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11242 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11243 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11244 non-call contexts if TARGET_MIPS16.
11245 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11246 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11247 code for SYMBOL_ABSOLUTE.
11248 (mips_symbol_insns): Likewise.
11250 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11252 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11253 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11254 (mips_symbolic_constant_p): Likewise. Update the call to
11255 mips_classify_symbol.
11256 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11257 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11258 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11259 (print_operand_reloc): Add a context argument. Update the call to
11260 mips_symbolic_constant_p.
11261 (print_operand): Update the calls to print_operand_reloc.
11262 (print_operand_address): Use print_operand_reloc rather than
11264 (mips_rewrite_small_data_p): Add a context argument. Update the call
11265 to mips_symbolic_constant_p.
11266 (mips_small_data_pattern_1): Make DATA the containing mem.
11267 Update the call to mips_rewrite_small_data_p.
11268 (mips_rewrite_small_data_1): Likewise.
11269 (mips_use_anchors_for_symbol_p): Update the call to
11270 mips_symbolic_constant_p.
11271 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11272 (splittable_symbolic_operand): Likewise.
11273 (move_operand): Likewise.
11274 (absolute_symbolic_operand): Likewise.
11275 (got_disp_operand): Likewise.
11276 (got_page_ofst_operand): Likewise.
11278 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11280 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11281 (SYMBOL_ABSOLUTE): ...this.
11282 (SYMBOL_SMALL_DATA): Rename to...
11283 (SYMBOL_GP_RELATIVE): ...this.
11284 (SYMBOL_CONSTANT_POOL): Rename to...
11285 (SYMBOL_PC_RELATIVE): ...this.
11286 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11287 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11288 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11289 after above changes.
11290 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11291 (general_symbolic_operand): Rename to...
11292 (absolute_symbolic_operand): ...this.
11293 * config/mips/mips.md: Update after above changes.
11295 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11296 Revital Eres <eres@il.ibm.com>
11298 * ddg.c (print_ddg): Add dump information.
11299 * modulo-sched.c (print_node_sched_params): Add parameter and
11301 (calculate_maxii): Remove function.
11302 (undo_generate_reg_moves): Likewise.
11303 (undo_permute_partial_schedule): Likewise.
11304 (kernel_number_of_cycles): Likewise.
11305 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11306 (sms_schedule): Use it. Remove profitability checks.
11307 (sms_schedule_by_order): Fix order of nodes within the cycle.
11309 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11311 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11312 -profile option, add pie support.
11313 (ENDFILE_SPEC): New spec.
11314 * config/gnu.h (LIB_SPEC): Add -profile option.
11316 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11318 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11319 * config/gnu.h (LIB_SPEC): Likewise.
11321 2007-08-07 Yaz Saito <saito@google.com>
11322 Ian Lance Taylor <iant@google.com>
11324 * common.opt (finstrument-functions-exclude-function-list): New
11326 (finstrument-functions-exclude-file-list): New option.
11327 * opts.c (char_p): Define and DEF_VEC.
11328 (flag_instrument_functions_exclude_functions): New static
11330 (flag_instrument_functions_exclude_files): New static variable.
11331 (add_instrument_functions_exclude_list): New static function.
11332 (flag_instrument_functions_exclude_p): New function.
11333 (common_handle_option): Handle new options.
11334 * flags.h (flag_instrument_functions_exclude_p): Declare.
11335 * gimplify.c (gimplify_function_tree): Call
11336 flag_instrument_functions_exclude_p.
11337 * doc/invoke.texi (Option Summary): Mention new options.
11338 (Code Gen Options): Document new options.
11340 2007-08-07 Ian Lance Taylor <iant@google.com>
11342 PR rtl-optimization/32776
11343 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11344 (resolve_use): Likewise.
11345 (decompose_multiword_subregs): Remove "changed" local variable.
11347 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11349 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11350 * configure: Regenerate.
11351 * config.in: Regenerate.
11352 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11355 2007-08-07 Ian Lance Taylor <iant@google.com>
11357 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11358 note, just delete the insn.
11360 2007-08-07 Andreas Schwab <schwab@suse.de>
11363 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11366 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11368 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11369 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11370 (decompose_multiword_subregs): Use the functions above to decompose
11371 multiword shifts and zero-extends.
11373 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11375 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11376 "assemble" descriptions which were swapped.
11378 2007-08-06 Chao-ying Fu <fu@mips.com>
11380 * fixed-value.h: New file.
11381 * fixed-value.c: New file.
11382 * Makefile.in (OBJS-common): Add fixed-value.o.
11383 (fixed-value.o): New rule.
11384 (GTFILES): Add fixed-value.h.
11385 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11386 to compare a.low and b.low.
11387 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11389 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11390 Daniel Jacobowitz <dan@codesourcery.com>
11393 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11395 (x86_64-*-netbsd*): Likewise.
11396 (x86_64-*-linux*): Likewise.
11397 (x86_64-*-kfreebsd*-gnu): Likewise.
11398 (x86_64-*-knetbsd*-gnu): Likewise.
11399 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11401 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11403 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11404 Add -fno-asynchronous-unwind-tables.
11406 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11407 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11408 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11409 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11410 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11412 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11414 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11415 (TARGET_C_MODE_FOR_SUFFIX): New.
11417 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11419 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11421 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11423 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11425 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11427 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11428 before checking function returns in conditional expressions.
11430 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11433 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11435 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11437 PR middle-end/32988
11438 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11439 for INTEGRAL_TYPE_P.
11441 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11443 * configure.ac: Remove --enable-checking=df from default settings.
11444 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11445 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11446 if the parameter is true.
11447 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11448 DF_VERIFY_SCHEDULED flag is true.
11449 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11450 (df_finish_pass): Adjust prototype.
11451 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11454 * see.c (pass_see): Add TODO_df_verify.
11455 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11456 * global.c (rest_of_handle_global_alloc): Schedule verification
11458 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11460 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11461 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11462 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11464 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11465 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11466 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11468 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11469 Revital Eres <eres@il.ibm.com>
11471 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11473 * ddg.c (create_ddg_dependence): Rename to...
11474 (create_ddg_dep_from_intra_loop_link): This. Do not check
11475 for interloop edges. Do not create anti dependence edge when
11476 a true dependence edge exists in the opposite direction and
11477 -fmodulo-sched-allow-regmoves is set.
11478 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11479 (add_cross_iteration_register_deps): Create anti dependence edge
11480 when -fno-modulo-sched-allow-regmoves is set.
11481 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11483 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11485 * config/arm/arm.md (movsi): Add braces.
11487 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11489 PR middle-end/32780
11490 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11491 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11494 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11496 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11497 state accessor functions.
11498 * cfgloopmanip.c (remove_path, create_preheaders,
11499 force_single_succ_latches, fix_loop_structure): Ditto.
11500 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11501 tree_duplicate_loop_to_header_edge): Ditto.
11502 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11503 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11505 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11506 cleanup_tree_cfg): Ditto.
11507 * tree-cfg.c (tree_merge_blocks): Ditto.
11508 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11509 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11510 loop_preheader_edge, single_exit): Ditto.
11511 (flow_loops_find): Do not clear loops->state.
11512 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11513 loops_state_clear): New functions.
11515 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11517 PR middle-end/32399
11518 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11519 when adding to the base and convert ELT to sizetype instead of type.
11521 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11523 PR middle-end/32304
11524 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11525 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11527 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11529 PR middle-end/32935
11530 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11531 correct type the negate expression.
11533 2007-08-03 Jan Hubicka <jh@suse.cz>
11535 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11538 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11540 * config/rs6000/rs6000.c (struct processor_cost): Change
11541 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11542 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11544 (rios1_costs, rios2_cost): Correct cache line size.
11545 (rs6000_override_options): Set l2-cache-size parameter.
11547 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11548 Diego Novillo <dnovillo@google.com>
11551 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11552 if the range includes 0.
11554 2007-08-03 Ben Elliston <bje@au.ibm.com>
11556 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11557 mode to unspec expressions to silence a warning from the generator
11560 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11562 * config/ia64/constraints.md ("U"): Make constraint vector only.
11564 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11566 PR middle-end/25446
11567 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11568 always_inline attribute on the function decl.
11570 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11572 PR middle-end/25445
11573 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11574 if we are compiling with -fPIC.
11576 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11577 Nigel Stephens <nigel@mips.com>
11579 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11580 Define for MIPS32 and MIPS64.
11582 2007-08-02 Nick Clifton <nickc@redhat.com>
11584 * config/host-hpux.c: Change copyright header to refer to version
11585 3 of the GNU General Public License and to point readers at the
11586 COPYING3 file and the FSF's license web page.
11587 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11588 config/alpha/linux.h, config/alpha/alpha.opt,
11589 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11590 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11591 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11592 config/alpha/alpha.h, config/alpha/sync.md,
11593 config/alpha/openbsd.h, config/alpha/alpha.md,
11594 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11595 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11596 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11597 config/alpha/constraints.md, config/alpha/osf.h,
11598 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11599 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11600 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11601 config/frv/frv-asm.h, config/frv/frv-protos.h,
11602 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11603 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11604 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11605 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11606 config/s390/s390.opt, config/s390/s390-modes.def,
11607 config/s390/fixdfdi.h, config/s390/constraints.md,
11608 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11609 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11610 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11611 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11612 config/m32c/prologue.md, config/m32c/m32c.abi,
11613 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11614 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11615 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11616 config/m32c/jump.md, config/m32c/shift.md,
11617 config/m32c/m32c-protos.h, config/libgloss.h,
11618 config/spu/spu-protos.h, config/spu/predicates.md,
11619 config/spu/spu-builtins.h, config/spu/spu.c,
11620 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11621 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11622 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11623 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11624 config/sparc/hypersparc.md, config/sparc/predicates.md,
11625 config/sparc/linux.h, config/sparc/sp64-elf.h,
11626 config/sparc/supersparc.md, config/sparc/cypress.md,
11627 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11628 config/sparc/niagara.md, config/sparc/sparc.md,
11629 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11630 config/sparc/sparc.opt, config/sparc/sync.md,
11631 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11632 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11633 config/sparc/sparc.c, config/sparc/little-endian.opt,
11634 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11635 config/sparc/linux64.h, config/sparc/freebsd.h,
11636 config/sparc/sol2.h, config/sparc/rtemself.h,
11637 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11638 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11639 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11640 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11641 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11642 config/m32r/linux.h, config/m32r/constraints.md,
11643 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11644 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11645 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11646 config/i386/i386.md, config/i386/netware-crt0.c,
11647 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11648 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11649 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11650 config/i386/sol2.h, config/i386/constraints.md,
11651 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11652 config/i386/predicates.md, config/i386/geode.md,
11653 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11654 config/i386/freebsd64.h, config/i386/vxworksae.h,
11655 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11656 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11657 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11658 config/i386/netware.h, config/i386/i386-modes.def,
11659 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11660 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11661 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11662 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11663 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11664 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11665 config/i386/xm-mingw32.h, config/i386/linux64.h,
11666 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11667 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11668 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11669 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11670 config/i386/cygwin2.c, config/i386/i386-protos.h,
11671 config/i386/sync.md, config/i386/openbsd.h,
11672 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11673 config/i386/nto.h, config/i386/biarch64.h,
11674 config/i386/i386-coff.h, config/i386/freebsd.h,
11675 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11676 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11677 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11678 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11679 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11680 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11681 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11682 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11683 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11684 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11685 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11686 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11687 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11688 config/sh/superh64.h, config/sh/rtemself.h,
11689 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11690 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11691 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11692 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11693 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11694 config/avr/predicates.md, config/avr/constraints.md,
11695 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11696 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11697 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11698 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11699 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11700 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11701 config/c4x/predicates.md, config/c4x/c4x.h,
11702 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11703 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11704 config/xtensa/linux.h, config/xtensa/xtensa.h,
11705 config/xtensa/elf.h, config/xtensa/xtensa.md,
11706 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11707 config/xtensa/xtensa-protos.h, config/dbx.h,
11708 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11709 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11710 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11711 config/host-solaris.c, config/fr30/fr30.h,
11712 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11713 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11714 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11715 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11716 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11717 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11718 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11719 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11720 config/cris/predicates.md, config/cris/linux.h,
11721 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11722 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11723 config/cris/aout.opt, config/cris/cris-protos.h,
11724 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11725 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11726 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11727 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11728 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11729 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11730 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11731 config/chorus.h, config/mn10300/mn10300.c,
11732 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11733 config/mn10300/mn10300.h, config/mn10300/linux.h,
11734 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11735 config/mn10300/mn10300.md, config/ia64/predicates.md,
11736 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11737 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11738 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11739 config/ia64/freebsd.h, config/ia64/ia64.md,
11740 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11741 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11742 config/gofast.h, config/rtems.h, config/sol2-10.h,
11743 config/m68k/predicates.md, config/m68k/m68k.md,
11744 config/m68k/linux.h, config/m68k/m68k-modes.def,
11745 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11746 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11747 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11748 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11749 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11750 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11751 config/m68k/constraints.md, config/m68k/rtemself.h,
11752 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11753 config/m68k/uclinux.h, config/rs6000/power4.md,
11754 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11755 config/rs6000/linux.h, config/rs6000/eabi.h,
11756 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11757 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11758 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11759 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11760 config/rs6000/windiss.h, config/rs6000/603.md,
11761 config/rs6000/aix41.h, config/rs6000/cell.md,
11762 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11763 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11764 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11765 config/rs6000/default64.h, config/rs6000/7xx.md,
11766 config/rs6000/darwin.opt, config/rs6000/spe.md,
11767 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11768 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11769 config/rs6000/7450.md, config/rs6000/linux64.h,
11770 config/rs6000/constraints.md, config/rs6000/440.md,
11771 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11772 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11773 config/rs6000/rs6000.h, config/rs6000/power6.md,
11774 config/rs6000/predicates.md, config/rs6000/altivec.md,
11775 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11776 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11777 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11778 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11779 config/rs6000/linux64.opt, config/rs6000/sync.md,
11780 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11781 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11782 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11783 config/rs6000/eabispe.h, config/rs6000/e500.h,
11784 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11785 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11786 config/rs6000/aix.h, config/rs6000/vxworks.h,
11787 config/rs6000/40x.md, config/rs6000/aix51.h,
11788 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11789 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11790 config/arc/arc.h, config/mcore/mcore-elf.h,
11791 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11792 config/mcore/mcore.md, config/mcore/mcore.c,
11793 config/mcore/mcore.opt, config/mcore/mcore.h,
11794 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11795 config/score/predicates.md, config/score/score-version.h,
11796 config/score/score-protos.h, config/score/misc.md,
11797 config/score/elf.h, config/score/score.c, config/score/mac.md,
11798 config/score/score7.md, config/score/score.h,
11799 config/score/score-conv.h, config/score/score-mdaux.c,
11800 config/score/score.md, config/score/score.opt,
11801 config/score/score-modes.def, config/score/score-mdaux.h,
11802 config/score/mul-div.S, config/arm/uclinux-elf.h,
11803 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11804 config/arm/symbian.h, config/arm/linux-elf.h,
11805 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11806 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11807 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11808 config/arm/strongarm-pe.h, config/arm/arm.h,
11809 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11810 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11811 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11812 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11813 config/arm/arm-cores.def, config/arm/arm-protos.h,
11814 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11815 config/arm/wince-pe.h, config/arm/neon.md,
11816 config/arm/constraints.md, config/arm/neon.ml,
11817 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11818 config/arm/arm.opt, config/arm/arm926ejs.md,
11819 config/arm/predicates.md, config/arm/iwmmxt.md,
11820 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11821 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11822 config/arm/neon-testgen.ml, config/arm/arm.md,
11823 config/arm/xscale-coff.h, config/arm/pe.c,
11824 config/arm/arm-generic.md, config/arm/pe.h,
11825 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11826 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11827 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11828 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11829 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11830 config/pa/predicates.md, config/pa/pa64-hpux.h,
11831 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11832 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11833 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11834 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11835 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11836 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11837 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11838 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11839 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11840 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11841 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11842 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11843 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11844 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11845 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11846 config/mips/linux64.h, config/mips/elforion.h,
11847 config/mips/constraints.md, config/mips/generic.md,
11848 config/mips/predicates.md, config/mips/4300.md,
11849 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11850 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11851 config/mips/5k.md, config/mips/vr4120-div.S,
11852 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11853 config/mips/mips-protos.h, config/mips/6000.md,
11854 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11855 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11856 config/mips/mips-modes.def, config/mips/vr.h,
11857 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11858 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11859 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11860 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11861 config/vax/openbsd1.h, config/vax/netbsd.h,
11862 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11863 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11864 config/h8300/rtems.h, config/h8300/predicates.md,
11865 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11866 config/h8300/h8300.md, config/h8300/h8300.opt,
11867 config/h8300/coff.h, config/h8300/h8300-protos.h,
11868 config/v850/v850.md, config/v850/predicates.md,
11869 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11870 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11871 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11872 config/mmix/mmix.h, config/mmix/predicates.md,
11873 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11874 config/mmix/mmix.c, config/mmix/mmix.opt,
11875 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11876 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11877 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11878 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11881 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11883 * emit-rtl.c (reset_used_decls): Rename to...
11884 (set_used_decls): ...this. Set the used flag rather than clearing it.
11885 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11886 DECL_RTLs rather than resetting them.
11888 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11890 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11892 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11894 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11895 argument to find_reloads_address.
11897 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11899 PR tree-optimization/32919
11900 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11901 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11902 (coalesce_ssa_name): Call it.
11904 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11905 David Ung <davidu@mips.com>
11907 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11908 (__mips16_unorddf2, __mips16_floatunsidf): New.
11909 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11911 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11913 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11915 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11916 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11917 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11918 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11919 * omp-low.c (get_ws_args_for, determine_parallel_type,
11920 expand_omp_for_generic, expand_omp_for_static_nochunk,
11921 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11922 Work with more precise CFG.
11923 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11924 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11926 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11927 * gimple-low.c (lower_stmt): Ditto.
11928 * tree-inline.c (estimate_num_insns_1): Ditto.
11929 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11930 (OMP_SECTIONS_SWITCH): New.
11931 * tree-cfgcleanup.c (cleanup_omp_return): New.
11932 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11933 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11934 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11935 (tree_redirect_edge_and_branch): Handle omp constructs.
11937 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11938 with three arguments.
11940 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11942 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11943 in loop closed ssa.
11945 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11947 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11948 the loop structures may need fixing.
11949 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11951 (cleanup_tree_cfg_loop): Removed.
11952 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11953 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11954 instead of running cleanup_tree_cfg_loop.
11955 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11956 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11957 (tree_predictive_commoning): Declaration changed.
11958 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11960 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11962 * doc/invoke.texi (l1-cache-size): Update documentation.
11963 (l2-cache-size): Document.
11964 * params.h (L2_CACHE_SIZE): New macro.
11965 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11966 that L1_CACHE_SIZE is in kB now.
11967 (L2_CACHE_SIZE_BYTES): New macro.
11968 (tree_ssa_prefetch_arrays): Show size in kB.
11969 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11970 and l2_cache_size fields.
11971 * config/i386/driver-i386.c (describe_cache): Detect cache size
11973 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11974 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11975 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11976 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11977 (override_options): Set l1-cache-size and l2-cache-size to default
11978 values if not specified otherwise.
11979 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11980 (PARAM_L2_CACHE_SIZE): New.
11982 2007-08-01 Nigel Stephens <nigel@mips.com>
11983 David Ung <davidu@mips.com>
11984 Thiemo Seufer <ths@mips.com>
11985 Chris Dearman <chris@mips.com>
11986 Richard Sandiford <richard@codesourcery.com>
11988 * config.gcc (mips*-sde-elf*): New stanza.
11989 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11990 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11991 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11992 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11993 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11994 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11996 * config/mips/sde.h: New file.
11997 * config/mips/t-libgcc-mips16: Likewise.
11998 * config/mips/t-sde: Likewise.
11999 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12000 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12001 _MIPS_FPSET and _MIPS_SZINT.
12002 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12003 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12004 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12005 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12006 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12007 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12008 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12009 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12010 _MIPS_SZPTR and _MIPS_FPSET.
12011 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12012 architecture is specified.
12013 (MIPS_32BIT_OPTION_SPEC): New macro.
12015 2007-07-31 Dan Hipschman <dsh@google.com>
12017 * gcc.c (end_going_arg): New function.
12018 (do_spec_2): Use it.
12019 (do_spec_1): Use it.
12021 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12023 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12024 only if ENABLE_CHECKING is defined.
12026 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12028 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12029 df_ru_add_problem, df_ru_get_bb_info): Removed.
12030 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12031 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12032 df_ru_free_bb_info, df_ru_alloc,
12033 df_ru_bb_local_compute_process_def,
12034 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12035 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12036 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12037 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12038 df_ru_add_problem): Removed.
12040 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12043 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12044 (casesi32p, casesi64p): Likewise.
12045 (casesi): Adjust for above.
12047 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12049 * mode-switching.c (create_pre_exit): Don't search past calls.
12051 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12053 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12055 2007-07-31 Revital Eres <eres@il.ibm.com>
12057 * ddg.c (add_deps_for_def): Rename to...
12058 (add_cross_iteration_register_deps): This. Change implementation
12059 to use only reaching def and def-use chains to construct the
12060 inter loop dependencies.
12061 (add_deps_for_use): Remove function.
12062 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12063 function to build the inter loop dependencies.
12064 * modulo-sched.c (sms_schedule): Build only
12065 reaching def and def-use chains for the propose of the ddg
12068 2007-07-31 Julian Brown <julian@codesourcery.com>
12070 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12071 New define_insns. Use correct RTL.
12072 (vec_set<mode>): Write as expander.
12074 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12076 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12077 to an unallocated space.
12079 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12082 (split_constant_offset): Enable split_constant_offset to extract
12083 constants from other statements.
12084 * tree-vect-transform.c
12085 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12086 to a temp var. Force base_offset to be simple.
12088 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12090 * df-scan.c (df_scan_verify): Remove artificial limit on
12091 the number of blocks for verification.
12092 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12093 df_simulate_defs): Avoid unnecessary insn checking for defs.
12095 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12097 * config/m68k/lb1sf68.asm (FUNC): New macro.
12098 (__mulsi3): Use it.
12099 (__udivsi3): Likewise.
12100 (__divsi3): Likewise.
12101 (__umodsi3): Likewise.
12102 (__modsi3): Likewise.
12103 (__subdf3): Likewise.
12104 (__adddf3): Likewise.
12105 (__muldf3): Likewise.
12106 (__divdf3): Likewise.
12107 (__negdf2): Likewise.
12108 (__cmpdf2): Likewise.
12109 (__subsf3): Likewise.
12110 (__addsf3): Likewise.
12111 (__mulsf3): Likewise.
12112 (__divsf3): Likewise.
12113 (__negsf2): Likewise.
12114 (__cmpsf2): Likewise.
12115 (__eqdf2): Likewise.
12116 (__nedf2): Likewise.
12117 (__gtdf2): Likewise.
12118 (__gedf2): Likewise.
12119 (__ltdf2): Likewise.
12120 (__ledf2): Likewise.
12121 (__eqsf2): Likewise.
12122 (__nesf2): Likewise.
12123 (__gtsf2): Likewise.
12124 (__gesf2): Likewise.
12125 (__ltsf2): Likewise.
12126 (__lesf2): Likewise.
12128 2007-07-30 Ollie Wild <aaw@google.com>
12130 * c-ppoutput.c (print_lines_directives_only): New function.
12131 (scan_translation_unit_directives_only): New function.
12132 (preprocess_file): Add call to scan_translation_unit_directives_only.
12133 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12134 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12135 -fdirectives-only. Add errors for -fdirectives-only conflict with
12136 -Wunused-macros and -traditional.
12137 (finish_options): Add builtin macro initialization for
12138 -fdirectives-only + -fpreprocessed.
12139 * c.opt (fdirectives-only): New.
12140 * doc/cppopts.texi (fdirectives-only): New.
12142 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12144 * alias.c (record_set, memory_modified_1): Constify.
12145 * bt-load.c (note_btr_set): Likewise.
12146 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12147 * combine.c (set_nonzero_bits_and_sign_copies,
12148 expand_field_assignment, record_dead_and_set_regs_1,
12149 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12150 likely_spilled_retval_1): Likewise.
12151 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12152 frv_io_handle_set): Likewise.
12153 * config/mips/mips.c (mips_sim_record_set,
12154 vr4130_true_reg_dependence_p_1): Likewise.
12155 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12156 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12157 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12158 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12159 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12160 * ddg.c (mark_mem_store): Likewise.
12161 * df-problems.c (df_urec_mark_reg_change): Likewise.
12162 * function.c (update_epilogue_consts): Likewise.
12163 * gcse.c (record_set_info, record_last_set_info,
12164 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12165 reg_clear_last_set): Likewise.
12166 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12168 * jump.c (reversed_comparison_code_parts): Likewise.
12169 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12170 reg_is_set): Likewise.
12171 * loop-iv.c (mark_altered): Likewise.
12172 * mode-switching.c (reg_becomes_live): Likewise.
12173 * optabs.c (no_conflict_move_test): Likewise.
12174 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12176 * postreload.c (reload_combine_note_store, move2add_note_store):
12178 * regmove.c (flags_set_1): Likewise.
12179 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12181 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12183 * resource.c (update_live_status): Likewise.
12184 * rtl.h (set_of, note_stores): Likewise.
12185 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12186 note_stores, parms_set): Likewise.
12187 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12188 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12190 * var-tracking.c (count_stores, add_stores): Likewise.
12192 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12194 * alias.c (mems_in_disjoint_alias_sets_p,
12195 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12196 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12197 write_dependence_p, mems_in_disjoint_alias_sets_p,
12198 read_dependence, true_dependence, canon_true_dependence,
12199 anti_dependence, output_dependence): Constify.
12200 * combine.c (extended_count): Likewise.
12201 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12202 * cselib.c (get_value_hash, references_value_p,
12203 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12204 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12205 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12206 * function.c (contains, prologue_epilogue_contains,
12207 sibcall_epilogue_contains): Likewise.
12208 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12209 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12210 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12211 reg_or_subregno): Likewise.
12212 * recog.c (asm_noperands): Likewise.
12213 * reload1.c (function_invariant_p): Likewise.
12214 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12215 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12216 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12217 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12218 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12219 extended_count, prologue_epilogue_contains,
12220 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12221 canon_true_dependence, read_dependence, anti_dependence,
12222 output_dependence): Likewise.
12223 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12225 2007-07-30 Julian Brown <julian@codesourcery.com>
12227 * config/arm/neon.md (V_ext): New mode attribute.
12228 (neon_vget_lane<mode>): Replace with define_expand.
12229 (neon_vget_lane<mode>_sext_internal)
12230 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12231 and quad precision vectors.
12232 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12233 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12234 have typeless 32-bit result.
12236 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12239 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12241 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12242 use sizetype for rest.
12243 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12244 (aff_combination_convert): Don't convert rest for pointer types.
12246 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12248 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12250 * tree-ssa-alias.c: Add alloc-pool.h.
12251 (init_alias_info): Free alias_bitmap_obstack.
12252 (delete_alias_info): Call delete_mem_ref_stats.
12253 (get_mem_sym_stats_for): Use alloc_pool.
12254 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12255 (delete_mem_sym_stats): Removed.
12257 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12259 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12260 functions cannot be represented as classical distance vectors.
12262 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12264 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12265 * builtins.c (validate_arg, builtin_mathfn_code,
12266 validate_arglist): Likewise.
12267 * calls.c (call_expr_flags): Likewise.
12268 * combine.c (reg_nonzero_bits_for_combine,
12269 reg_num_sign_bit_copies_for_combine, get_last_value,
12270 reg_truncated_to_mode): Likewise.
12271 * emit-rtl.c (subreg_lowpart_p): Likewise.
12272 * expr.c (highest_pow2_factor_for_target,
12273 categorize_ctor_elements_1, categorize_ctor_elements,
12274 count_type_elements, contains_packed_reference,
12275 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12276 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12277 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12278 native_encode_int, native_encode_real, native_encode_complex,
12279 native_encode_vector, native_encode_expr, native_interpret_int,
12280 native_interpret_real, native_interpret_complex,
12281 native_interpret_vector, native_interpret_expr): Likewise.
12282 * function.c (use_register_for_decl): Likewise.
12283 * gimplify.c (get_name): Likewise.
12284 * langhooks-def.h (lhd_return_null_const_tree): New.
12285 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12286 * langhooks.c (lhd_return_null_const_tree): New.
12287 * langhooks.h (lang_get_callee_fndecl): Constify.
12288 * output.h (constructor_static_from_elts_p): Likewise.
12289 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12290 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12291 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12292 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12293 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12294 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12295 * rtlhooks-def.h (reg_nonzero_bits_general,
12296 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12298 * rtlhooks.c (reg_num_sign_bit_copies_general,
12299 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12301 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12302 * stor-layout.c (mode_for_size_tree): Likewise.
12303 * tree-ssa-loop-im.c (memref_eq): Likewise.
12304 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12305 * tree.c (contains_placeholder_p, type_list_equal,
12306 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12308 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12309 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12310 contains_placeholder_p, contains_packed_reference,
12311 get_callee_fndecl, operand_equal_for_phi_arg_p,
12312 warn_if_unused_value, is_body_block, native_encode_expr,
12313 native_interpret_expr, fold_convertible_p, operand_equal_p,
12314 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12315 validate_arglist, simple_cst_equal, type_list_equal,
12316 use_register_for_decl, call_expr_flags, get_name,
12317 highest_pow2_factor): Likewise.
12318 (const_call_expr_arg_iterator_d,
12319 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12320 first_const_call_expr_arg, more_const_call_expr_args_p,
12321 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12322 * varasm.c (constructor_static_from_elts_p): Constify.
12324 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12326 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12327 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12328 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12329 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12330 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12331 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12332 spelling conventions.
12333 * doc/invoke.texi: Follow spelling conventions.
12335 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12336 Revital Eres <eres@il.ibm.com>
12338 * modulo-sched.c (sms_schedule): Avoid loops which includes
12339 auto-increment instructions.
12341 2007-07-28 Richard Guenther <rguenther@suse.de>
12343 PR middle-end/32920
12344 * fold-const.c (fold_cond_expr_with_comparison): Convert
12345 operand zero of MIN/MAX_EXPR to correct type.
12347 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12349 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12350 flags_from_decl_or_type): Constify.
12351 * gcc.c (do_spec_1): Likewise.
12352 * print-tree.c (dump_addr, print_node_brief): Likewise.
12353 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12354 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12355 tree_purge_all_dead_eh_edges): Likewise.
12356 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12357 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12359 * tree.c (expr_location, expr_has_location, expr_locus,
12360 expr_filename, expr_lineno, get_inner_array_type,
12361 fields_compatible_p): Likewise.
12362 * tree.h (get_inner_array_type, fields_compatible_p,
12363 expr_location, expr_has_location, expr_locus, expr_filename,
12364 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12365 setjmp_call_p, alloca_call_p): Likewise.
12367 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12369 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12370 TV_FLOW_INSENSITIVE.
12372 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12374 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12375 (compute_flow_insensitive_aliasing): Ditto for
12376 TV_FLOW_INSENSITIVE.
12378 2007-07-27 Jan Hubicka <jh@suse.cz>
12380 * config/i386/i386.c (register_move_cost): Remove accidentally
12381 comitted #if 0 block.
12383 * attribs.c: Include hashtab.h
12384 (attribute_hash): New.
12385 (substring): New structure.
12386 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12388 (init_attributes): Initialize attribute hash.
12389 (decl_attributes): Use attribute hash.
12390 * Makefile.in (attribs.c): Depend on hashtab.h.
12392 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12394 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12396 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12398 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12399 __mips_dspr2 and __mips_dsp_rev macros.
12400 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12402 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12404 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12406 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12408 PR middle-end/32749
12410 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12411 and the updating of the live and do_not_gen sets.
12412 (df_note_bb_compute): Added updating of live and do_not_gen sets
12413 for regular defs so that the case of clobber inside conditional
12414 call is processed correctly.
12416 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12418 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12419 operands with compatible type.
12421 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12423 * expr.h (store_bit_field): Don't return a value.
12424 * expmed.c (check_predicate_volatile_ok): New function.
12425 (store_bit_field_1): New function, extracted from store_bit_field.
12426 Take a fallback_p argument and return true if the operation succeeded.
12427 Only use store_fixed_bit_field if fallback_p. Don't recompute
12428 mode_for_extraction; use op_mode instead. Try forcing memories
12429 into registers if the insv expander fails.
12430 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12431 Don't return a value.
12432 (convert_extracted_bit_field): New function, extracted from
12434 (extract_bit_field_1): Likewise. Take a fallback_p argument
12435 and return NULL if the operation succeeded. Only use
12436 extract_fixed_bit_field if fallback_p. Only calculate one
12437 extraction mode. Combine code for extv and extzv. Try forcing
12438 memories into registers if the ext(z)v expander fails.
12439 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12441 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12443 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12445 (df_ref): Likewise. Put regno with other integer fields.
12447 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12449 * df.h (df_mw_hardreg): Remove "loc" field.
12450 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12452 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12453 split out from df_set_unused_notes_for_mw. Return false for
12454 partial references. Assert that mw_reg is a REG when returning true.
12455 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12456 (df_whole_mw_reg_dead_p): New function, split out from
12457 df_set_dead_notes_for_mw. Return false for partial references.
12458 Assert that mw_reg is a REG when returning true.
12459 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12460 Remove redundant bitmap check.
12462 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12464 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12465 ($(T)crtend.o): Likwise.
12466 ($(T)crtbeginS.o): Likwise.
12467 ($(T)crtendS.o): Likwise.
12468 ($(T)crtfastmath.o): Likwise.
12470 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12472 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12473 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12474 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12475 and x_n_bbs_in_dom_tree fields.
12477 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12479 PR tree-optimization/32087
12480 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12481 Do not call scale_bbs_frequencies_int with prob of zero.
12483 2007-07-26 Julian Brown <julian@codesourcery.com>
12485 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12486 (neon_element_bits): Add prototypes.
12487 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12488 (neon_const_bounds, neon_element_bits): New functions.
12489 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12490 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12491 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12492 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12493 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12494 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12495 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12496 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12497 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12498 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12499 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12500 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12501 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12503 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12505 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12506 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12508 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12509 Julian Brown <julian@codesourcery.com>
12511 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12512 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12513 * config/arm/cortex-a8.md: New.
12514 * config/arm/cortex-a8-neon.md: New.
12515 * config/arm/neon-schedgen.ml: New.
12516 * config/arm/neon.md (vqh_mnem): New.
12518 (Is_float_mode): New.
12519 (Scalar_mul_8_16): New.
12521 (V_mode_nunits): New.
12522 (All instruction patterns): Annotate with neon_type attribute
12524 * config/arm/arm.md: Include cortex-a8.md.
12525 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12527 Annotate instruction patterns accordingly.
12528 (generic_sched): Do not use generic scheduling for Cortex-A8.
12529 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12531 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12533 * fold-const.c (fold_read_from_constant_string): Use
12534 build_int_cst_type.
12535 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12537 2007-07-26 Nick Clifton <nickc@redhat.com>
12539 * tree-ssa-operands.h: Change copyright header to refer to version
12540 3 of the GNU General Public License and to point readers at the
12541 COPYING3 file and the FSF's license web page.
12542 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12543 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12544 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12545 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12546 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12547 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12548 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12549 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12550 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12551 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12552 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12553 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12554 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12555 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12556 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12557 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12558 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12559 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12560 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12561 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12562 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12563 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12564 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12565 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12566 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12567 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12568 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12569 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12570 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12571 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12572 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12573 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12574 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12575 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12576 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12577 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12578 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12579 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12580 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12581 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12582 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12583 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12584 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12585 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12586 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12587 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12588 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12589 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12590 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12591 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12592 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12593 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12594 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12595 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12596 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12597 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12598 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12599 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12600 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12601 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12602 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12603 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12604 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12605 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12606 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12607 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12608 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12609 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12610 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12611 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12612 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12613 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12614 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12615 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12616 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12617 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12618 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12619 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12620 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12621 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12622 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12623 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12624 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12625 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12626 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12627 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12628 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12629 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12630 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12631 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12632 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12633 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12634 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12635 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12636 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12637 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12638 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12639 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12640 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12641 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12642 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12643 convert.c, convert.h, langhooks-def.h, reload1.c,
12644 tree-ssa-operands.c: Likewise.
12646 2007-07-26 Jan Hubicka <jh@suse.cz>
12648 * tree-ssa-live.c: Include debug.h and flags.h.
12649 (mark_scope_block_unused): New function.
12650 (remove_unused_scope_block_p): New function.
12651 (remove_unused_locals): Remove unused blocks too.
12653 2007-07-25 Ian Lance Taylor <iant@google.com>
12655 * combine.c (combine_max_regno): Remove. Remove all uses.
12656 (struct reg_stat_struct): Rename from struct reg_stat.
12657 (reg_stat_type): Define, and declare VECs.
12658 (reg_stat): Change from pointer to VEC. Change all uses.
12659 (combine_split_insns): New static function.
12660 (try_combine, find_split_point): Call it instead of split_insns.
12662 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12664 * cfghooks.c (split_block): Fix the information about loop latch.
12666 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12668 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12670 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12672 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12673 Scan the new edge for loop exit info.
12675 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12677 * config/darwin.c: Include debug.h.
12679 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12682 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12684 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12686 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12687 (HARD_REGNO_MODE_OK): Ditto.
12688 (MODES_TIEABLE_P): Ditto.
12689 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12690 (CLASS_MAX_NREGS): Ditto.
12691 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12692 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12693 (divdf3_internal_thr): Removed.
12694 * config/ia64/div.md: New file.
12695 * config/ia64/constraints.md: Add H constraint.
12697 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12699 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12700 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12701 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12702 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12703 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12704 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12705 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12706 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12707 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12708 dump_sbitmap_file, debug_sbitmap, popcount_table,
12709 sbitmap_popcount): Constify.
12710 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12711 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12712 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12713 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12714 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12715 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12716 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12717 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12718 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12719 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12720 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12722 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12724 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12725 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12726 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12727 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12728 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12729 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12730 bitmap_intersect_p, bitmap_intersect_compl_p,
12731 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12732 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12734 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12735 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12736 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12737 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12738 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12739 debug_bitmap, debug_bitmap_file, bitmap_print,
12740 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12741 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12743 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12745 * config/darwin.c (darwin_override_options): Additional fix for
12746 debug info formats that don't support var tracking.
12748 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12750 * cselib.c (entry_and_rtx_equal_p): Constify.
12751 * gengtype.c (output_mangled_typename, write_types, write_local):
12753 * gengtype.h (const_type_p): New.
12754 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12756 * tlink.c (scan_linker_output): De-constify.
12757 * tree-ssa-loop-im.c (memref_eq): Constify.
12758 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12759 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12761 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12763 * c-common.c (fname_as_string, c_type_hash): Constify.
12764 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12765 * cgraph.c (edge_hash, edge_eq): Likewise.
12766 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12767 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12768 reg_attrs_htab_eq): Likewise.
12769 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12771 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12772 const_decl_t, const_state_t, const_automata_list_el_t): New.
12773 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12774 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12775 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12776 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12777 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12778 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12779 compare_max_occ_cycle_nums, out_state_arcs_num,
12780 compare_transition_els_num, units_cmp, state_reservs_cmp):
12782 * genmodes.c (cmp_modes): Likewise.
12783 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12784 * gimplify.c (compare_case_labels): Likewise.
12785 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12786 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12787 * matrix-reorg.c (mtt_info_hash): Likewise.
12788 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12789 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12790 (htab_hash_bucket, htab_hash_elem): Constify.
12791 * tree-browser.c (TB_parent_eq): Likewise.
12792 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12793 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12794 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12795 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12797 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12798 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12799 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12800 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12801 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12803 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12804 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12805 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12806 * tree-ssa-threadupdate.c (redirection_data_hash,
12807 redirection_data_eq): Likewise.
12808 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12809 * tree-ssa.c (var_ann_eq): Likewise.
12810 * tree-vrp.c (compare_case_labels): Likewise.
12811 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12812 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12813 tree_not_check_failed, tree_class_check_failed,
12814 tree_range_check_failed, tree_not_class_check_failed,
12815 omp_clause_check_failed, omp_clause_range_check_failed,
12816 tree_contains_struct_check_failed, tree_operand_check_failed):
12818 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12819 tree_not_check_failed, tree_class_check_failed,
12820 tree_range_check_failed, tree_not_class_check_failed,
12821 tree_operand_check_failed, omp_clause_operand_check_failed,
12822 tree_operand_length): Likewise.
12823 * var-tracking.c (const_variable): New.
12824 (variable_htab_hash, variable_htab_eq): Constify.
12825 * varasm.c (const_desc_hash): Likewise.
12827 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12829 * expr.c (handled_component_p): Constify.
12830 * fold-const.c (fit_double_type): Likewise.
12831 * real.h (real_value_from_int_cst): Likewise.
12832 * tree-flow-inline.h (gimple_in_ssa_p,
12833 gimple_aliases_computed_p, gimple_addressable_vars,
12834 gimple_call_clobbered_vars, gimple_referenced_vars,
12835 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12836 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12837 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12838 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12839 is_label_stmt, is_global_var, phi_ssa_name_p,
12840 factoring_name_p, is_call_clobbered, tree_common_ann,
12841 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12842 unmodifiable_var_p, array_ref_contains_indirect_ref,
12843 ref_contains_array_ref, lookup_subvars_for_var,
12844 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12845 gimple_mem_ref_stats): Likewise.
12846 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12847 may_aliases, is_exec_stmt, is_label_stmt,
12848 ref_contains_array_ref, array_ref_contains_indirect_ref,
12849 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12850 unmodifiable_var_p): Likewise.
12851 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12852 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12853 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12854 cst_and_fits_in_hwi, real_value_from_int_cst,
12855 build_real_from_int_cst, integer_zerop, integer_onep,
12856 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12857 tree_floor_log2, real_zerop, real_onep, real_twop,
12858 real_minus_onep, really_constant_p, purpose_member, chain_member,
12859 list_length, fields_length, int_size_in_bytes, bit_position,
12860 int_bit_position, byte_position, int_byte_position, expr_align,
12861 array_type_nelts, tree_node_structure,
12862 type_contains_placeholder_1, iterative_hash_pointer,
12863 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12864 tree_map_base_eq, type_hash_list, type_hash_eq,
12865 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12866 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12867 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12868 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12869 int_fits_type_p, get_containing_scope, decl_function_context,
12870 decl_type_context, omp_clause_operand_check_failed,
12871 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12872 * tree.h (omp_clause_operand_check_failed, tree_size,
12873 build_real_from_int_cst, array_type_nelts, purpose_member,
12874 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12875 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12876 is_attribute_p, check_qualified_type, expr_align,
12877 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12878 int_byte_position, list_length, fields_length, initializer_zerop,
12879 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12880 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12881 tree_node_structure, handled_component_p, get_containing_scope,
12882 decl_function_context, decl_type_context, real_zerop,
12883 type_num_arguments, fit_double_type, really_constant_p,
12884 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12885 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12886 real_twop, real_minus_onep, int_cst_value): Likewise.
12888 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12890 * cfglayout.c (insn_scope, insn_line): Constify.
12891 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12892 const_double_htab_hash, const_double_htab_eq,
12893 mem_attrs_htab_hash): Likewise.
12894 * loop-iv.c (biv_eq): Likewise.
12895 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12896 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12897 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12899 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12900 error_for_asm, warning_for_asm, _fatal_insn,
12901 _fatal_insn_not_found): Likewise.
12902 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12903 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12904 rtl_check_failed_type2, rtl_check_failed_code1,
12905 rtl_check_failed_code2, rtl_check_failed_code_mode,
12906 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12907 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12908 rtl_check_failed_type2, rtl_check_failed_code1,
12909 rtl_check_failed_code2, rtl_check_failed_code_mode,
12910 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12911 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12912 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12913 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12914 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12915 rtx_unstable_p, get_integer_term, get_related_value,
12916 offset_within_block_p, reg_mentioned_p, count_occurrences,
12917 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12918 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12919 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12920 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12921 find_constant_src, find_reg_fusage, find_regno_fusage,
12922 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12923 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12924 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12925 computed_jump_p, auto_inc_p, in_expr_list_p,
12926 remove_node_from_expr_list, loc_mentioned_in_p,
12927 label_is_jump_target_p, reversed_comparison_code_parts,
12928 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12929 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12930 print_inline_rtx): Likewise.
12931 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12932 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12933 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12934 get_integer_term, get_related_value, offset_within_block_p,
12935 count_occurrences, reg_mentioned_p, no_labels_between_p,
12936 reg_used_between_p, reg_referenced_p, single_set_2,
12937 multiple_sets, set_noop_p, refers_to_regno_p,
12938 reg_overlap_mentioned_p, dead_or_set_p,
12939 covers_regno_no_parallel_p, covers_regno_p,
12940 dead_or_set_regno_p, find_reg_note, find_regno_note,
12941 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12942 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12943 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12944 side_effects_p, may_trap_p_1, may_trap_p,
12945 may_trap_after_code_motion_p, may_trap_or_fault_p,
12946 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12947 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12948 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12949 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12950 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12952 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12953 warning_for_asm): Likewise.
12954 * tree.h (print_rtl): Likewise.
12955 * varasm.c (get_pool_mode): Likewise.
12957 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12959 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12960 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12961 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12962 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12963 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12964 * ddg.c (compare_sccs): Likewise.
12965 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12966 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12967 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12968 decimal_do_fix_trunc, decimal_real_to_integer,
12969 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12970 * dse.c (const_group_info_t): New.
12971 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12972 * dwarf2out.c (const_dw_die_ref): New.
12973 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12974 * tree-browser.c (TB_parent_eq): Likewise.
12975 * unwind-dw2-fde.c (__register_frame_info_bases,
12976 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12977 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12979 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12980 * unwind-dw2.c (uw_frame_state_for): Likewise.
12981 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12982 * value-prof.h (const_histogram_value): New.
12984 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12986 * config/mips/mips.c (machine_function): Add
12987 initialized_mips16_gp_pseudo_p.
12988 (mips16_gp_pseudo_reg): Do not emit the initialization of
12989 mips16_gp_pseudo_rtx when being called from the gimple cost-
12990 calculation routines; emit it on the first use outside those
12993 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12995 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12998 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12999 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13000 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13001 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13002 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13003 Preserve const-ness of parameters through use of __typeof(),
13004 also constify and tidy.
13006 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13007 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13008 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13009 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13010 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13011 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13012 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13013 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13014 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13016 2007-07-25 Julian Brown <julian@codesourcery.com>
13017 Mark Shinwell <shinwell@codesourcery.com>
13019 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13020 (alpha_mangle_type): This.
13021 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13022 (TARGET_MANGLE_TYPE): Define this instead.
13023 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13024 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13025 (arm_init_neon_builtins): Fix comment.
13026 (arm_mangle_map_entry): New.
13027 (arm_mangle_map): New.
13028 (arm_mangle_type): New.
13029 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13030 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13031 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13032 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13033 (TARGET_MANGLE_TYPE): Define this instead.
13034 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13035 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13036 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13037 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13038 (TARGET_MANGLE_TYPE): Define this instead.
13039 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13041 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13042 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13043 (TARGET_MANGLE_TYPE): Define this instead.
13044 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13045 (s390_mangle_type): This.
13046 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13047 (TARGET_MANGLE_TYPE): Define this instead.
13048 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13049 (sparc_mangle_type): This.
13050 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13051 (TARGET_MANGLE_TYPE): Define this instead.
13052 * cp/mangle.c (write_type): Call mangle_type target hook on all
13053 types before mangling. Use original type, not main variant, as
13055 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13056 (TARGET_MANGLE_TYPE): This.
13057 * target.h (gcc_target): Rename mangle_fundamental_type to
13059 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13060 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13062 2007-07-25 Julian Brown <julian@codesourcery.com>
13063 Paul Brook <paul@codesourcery.com>
13064 Joseph Myers <joseph@codesourcery.com>
13065 Mark Shinwell <shinwell@codesourcery.com>
13067 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13068 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13069 (with_fpu): Allow --with-fpu=neon.
13070 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13071 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13072 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13073 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13074 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13075 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13076 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13077 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13078 (output_move_neon): Add prototypes.
13079 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13080 (all_fpus): Add FPUTYPE_NEON.
13081 (fp_model_for_fpu): Add NEON field.
13082 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13083 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13085 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13087 (thumb2_legitimate_address_p): Likewise.
13088 (neon_valid_immediate): Recognize and prepare constants suitable for
13090 (neon_immediate_valid_for_move): New function. Recognize and prepare
13091 immediates for NEON move instructions.
13092 (neon_immediate_valid_for_logic): New function. Recognize and
13093 prepare immediates for NEON logic instructions.
13094 (neon_output_logic_immediate): New function. Create asm string
13095 suitable for outputting immediate logic instructions.
13096 (neon_pairwise_reduce): New function. Implement reduction using
13097 pairwise operations.
13098 (neon_expand_vector_init): New function. Expand a (possibly
13099 non-constant) vector initialization.
13100 (neon_vector_mem_operand): New function. Memory operands supported
13101 for quad-word loads/stores to/from ARM or NEON registers. Don't
13102 allow base+offset addressing for core regs.
13103 (neon_struct_mem_operand): New function. Valid mems for NEON
13105 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13106 from neon_vector_mem_operand addresses without a secondary register.
13107 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13108 (add_minipool_backward_ref): Likewise.
13109 (dump_minipool): Likewise.
13110 (push_minipool_fix): Likewise.
13111 (output_move_quad): New function. Output quad-word moves, loads and
13112 stores using ARM registers.
13113 (output_move_vfp): Add support for vectors in VFP (NEON) D
13115 (output_move_neon): Output a NEON load/store to/from a quadword
13117 (arm_print_operand): Implement new codes:
13118 - 'c' for unadorned integers (without a # sign).
13119 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13121 - 'e', 'f' for the low and high D parts of a NEON Q register.
13122 - 'q' outputs a NEON Q register.
13123 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13124 - 'T' prints NEON opcode features from a coded bitmask.
13125 - 'F' is similar to T, but signed/unsigned codes both print as
13127 - 't' is similar to T, but 'u' is printed instead of 'p'.
13128 - 'O' prints 'r' if NEON instruction should perform rounding (as
13129 specified by bitmask), else prints nothing.
13130 - '#' is a punctuation character to stop operand numbers from
13131 running together with following digits in the assembler
13132 strings for instructions (when using mode attributes).
13133 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13134 constant vectors in big-endian mode, where necessary.
13135 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13136 Handle EI, OI, CI, XI modes.
13137 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13138 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13139 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13140 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13141 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13143 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13144 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13145 to turn v8qi, etc. into bits defined above.
13146 (neon_itype): New enumeration. Classifications of NEON builtins.
13147 (neon_builtin_datum): Define struct. Contains information about
13148 a single builtin (with multiple modes).
13149 (CF): Define helper macro for...
13150 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13152 (neon_builtin_data): New array. Define information about builtins
13153 for use during initialization/expansion.
13154 (arm_init_neon_builtins): New function.
13155 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13157 (neon_builtin_compare): New function.
13158 (locate_neon_builtin_icode): New function. Find an insn code for a
13159 builtin given a function code for that builtin. Also return type of
13160 builtin (NEON_BINOP, NEON_UNOP etc.).
13161 (builtin_arg): New enumeration. Types of arguments for builtins.
13162 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13163 Takes a variable argument list of builtin_arg types, terminated by
13165 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13166 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13167 (neon_emit_pair_result_insn): New function. Support returning pairs
13168 of vectors via a pointer.
13169 (neon_disambiguate_copy): New function. Set up operands for a
13170 multi-word copy such that registers do not get clobbered.
13171 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13172 ARM_BUILTIN_NEON_BASE.
13173 (arm_file_start): Set float-abi attribute for NEON.
13174 (arm_vector_mode_supported_p): Enable NEON vector modes.
13175 (arm_mangle_map_entry): New.
13176 (arm_mangle_map): New.
13177 (arm_mangle_vector_type): New.
13178 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13180 (TARGET_NEON): New macro. Target supports NEON.
13181 (fputype): Add FPUTYPE_NEON.
13182 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13183 for vectorization based on command-line arg.
13184 (NEON_REGNO_OK_FOR_NREGS): Define.
13185 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13186 (VALID_NEON_STRUCT_MODE): Define.
13187 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13188 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13189 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13190 (consttable_16): Add pattern for outputting 16-byte minipool
13192 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13194 (vec-common.md, neon.md): Include md files.
13195 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13196 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13197 (memory_constraint "Ut", "Un", "Us"): Define.
13198 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13199 (MMX_char): New mode attribute.
13200 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13201 (*add<mode>3_iwmmxt): New insn pattern.
13202 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13203 (*sub<mode>3_iwmmxt): New insn pattern.
13204 (mulv4hi3): Rename to...
13205 (*mulv4hi3_iwmmxt): This.
13206 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13207 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13208 (uminv4hi3, uminv2si3): Remove. Replace with...
13209 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13210 (*umin<mode>3_iwmmxt): These.
13211 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13212 (ashr<mode>3_iwmmxt): This new pattern.
13213 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13214 (lshr<mode>3_iwmmxt): This new pattern.
13215 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13216 (ashl<mode>3_iwmmxt): This new pattern.
13217 * config/arm/neon-docgen.ml: New file. Generate documentation for
13219 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13220 * config/arm/arm_neon.h: New (autogenerated).
13221 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13223 * config/arm/neon.md: New file. Define NEON instructions.
13224 * config/arm/neon.ml: New file. Abstract description of NEON
13225 instructions, used to generate arm_neon.h header, documentation and
13227 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13228 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13230 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13232 (ARM NEON Intrinsics): New subsection.
13233 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13235 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13237 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13240 2007-07-24 Jan Hubicka <jh@suse.cz>
13242 * regclass.c (move_table): New type.
13243 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13244 (init_move_cost): Break out from ...
13245 (init_reg_sets_1): ... here; simplify computation of
13246 have_regs-of_mode and contains_reg_of_mode.
13247 (record_reg_classes): Unswitch internal loops.
13248 (copy_cost): Trigger lazy initialization of move cost
13249 (record_address_regs): Likewise.
13251 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13253 * config/darwin.c (darwin_override_options): Don't force on
13254 flag_var_tracking_uninit when no debug info is requested.
13256 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13258 * cfgloop.c (init_loops_structure): New function.
13259 (flow_loops_find): Create root of the loop tree unconditionally.
13261 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13263 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13265 2007-07-24 Jan Hubicka <jh@suse.cz>
13267 * caller-save.c: Include ggc.h, gt-caller-save.h
13268 (reg_save_code, reg_restore_code): Rename to ...
13269 (cached_reg_save_code, cached_reg_restore_code): ... those.
13270 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13271 (reg_save_code, reg_restore_code): New functions.
13272 (init_caller_save): Do not intialize
13273 reg_save_code/reg_restore_code tables.
13274 * Makefile.in: (gt-caller-save.h): New.
13276 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13278 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13279 with the mode of the original operand instead of
13282 2007-07-23 Jan Hubicka <jH@suse.cz>
13284 * i386.c (ix86_secondary_memory_needed): Break out to...
13285 (inline_secondary_memory_needed): ... here.
13286 (ix86_memory_move_cost): Break out to ...
13287 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13288 maximum of input and output; fix handling of Q_REGS on 64bit.
13289 (ix86_secondary_memory_needed): Microoptimize.
13291 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13293 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13294 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13295 stmts_from_loop, known_dependences_p, build_rdg): New.
13296 * tree-data-ref.h: Depends on graphds.h.
13297 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13298 (build_rdg): Declared.
13299 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13301 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13303 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13306 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13307 Jakub Jelinek <jakub@redhat.com>
13309 PR middle-end/PR28690
13310 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13312 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13313 and MEM_POINTER operands over REG and MEM operands.
13314 (swap_commutative_operands_p): Change return value to bool.
13315 * rtl.h: Update the corresponding prototype.
13316 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13317 instead of gen_rtx_PLUS.
13318 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13319 value to bool. Change function arguments to rtx's and update code
13321 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13322 calls to match the new declaration.
13323 * simplify-rtx.c (simplify_associative_operation): Don't
13324 reorder simplify_binary_operation arguments.
13326 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13328 * config/mips/mips.c (override_options): Use mips_costs to derive
13329 the default branch cost.
13330 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13332 * config/mips/mips.opt (mbranch-cost=): New option.
13333 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13335 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13337 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13338 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13339 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13340 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13342 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13344 * config/mips/constraints.md (ks): New constraint.
13345 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13346 (*add<mode>3_mips16): ...here.
13348 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13350 * optabs.h (enum optab_index): Add new OTI_signbit.
13351 (signbit_optab): Define corresponding macro.
13352 (enum insn_code signbit_optab[]): Remove array.
13353 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13354 (expand_copysign_absneg): If back end provides signbit insn, use it
13355 instead of bit operations on floating point argument.
13356 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13357 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13358 for availability of signbit insn.
13360 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13361 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13362 SSE mode is not active.
13363 (isinf<mode>2): Disable for mfpmath=sse,387.
13365 2007-07-22 Ben Elliston <bje@au.ibm.com>
13367 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13369 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13371 2007-07-20 Richard Guenther <rguenther@suse.de>
13373 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13374 integral typed condition.
13375 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13376 booleanness. Only preserve conversions from a non-base
13377 type to a base type, not in general between types with
13378 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13379 * tree.def (COND_EXPR): Document that the condition
13380 can be of any integral type.
13382 2007-07-20 Nigel Stephens <nigel@mips.com>
13383 Richard Sandiford <richard@codesourcery.com>
13385 * config/mips/mips.h (mips_dwarf_regno): Declare.
13386 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13387 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13388 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13389 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13390 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13391 (REG_CLASS_NAMES): Update accordingly.
13392 * config/mips/mips.c (mips_dwarf_regno): New array.
13393 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13394 (mips_subword): Remove special handling for accumulator registers.
13395 (override_options): Initiailize mips_dwarf_regno. Remove use
13397 (mips_swap_registers): New function.
13398 (mips_conditional_register_usage): Swap accumulator registers
13399 around if TARGET_LITTLE_ENDIAN.
13400 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13401 * config/mips/constraints.md (h, l): Use the endianness to choose
13402 between MD0_REG and MD1_REG.
13403 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13404 alternative-dependent template.
13406 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13408 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13411 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13413 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13414 predecessor fallthru flags.
13416 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13418 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13419 of compare to the same type.
13420 * cfgloopmanip.c (add_loop): Update information about loop exits.
13421 (loop_version): Remove the innermost loop requirement.
13422 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13423 to sizetype for pointers.
13425 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13427 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13428 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13429 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13431 * config/dfp-bit.c: Empty for TFmode conversions.
13433 2007-07-18 Caroline Tice <ctice@apple.com>
13435 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13436 and handle them correctly; check that src is not NULL before
13438 (find_src_set_src): Likewise.
13440 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13442 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13443 (struct alignment_context, init_alignment_context): New.
13444 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13445 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13446 (XCHAL_HAVE_S32C1I): Likewise.
13447 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13448 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13449 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13450 (ATOMIC, HQI): New macros.
13451 (memory_barrier, *memory_barrier): New.
13452 (sync_lock_releasesi): New.
13453 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13454 (sync_lock_test_and_set<mode>): New.
13455 (sync_<atomic><mode>): New.
13456 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13457 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13458 (xtensa_expand_atomic): New.
13460 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13464 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13465 transformation for builtin ISNORMAL.
13466 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13467 * builtins.def (BUILT_IN_ISNORMAL): New.
13468 * doc/extend.texi: Document isnormal.
13470 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13474 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13475 optabs infrastructure. Provide generic implementation for
13477 (expand_builtin): Handle FINITE/ISFINITE.
13478 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13479 (fold_builtin_1): Likewise.
13481 * builtins.def (BUILT_IN_ISFINITE): New.
13483 * doc/extend.texi: Document isfinite.
13485 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13488 PR middle-end/20558
13490 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13491 generic fallback for isinf.
13492 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13493 calculation code ...
13494 * real.c (get_max_float): ... to here.
13495 * real.h (get_max_float): New.
13497 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13499 PR middle-end/32668
13501 * builtin-attrs.def (ATTR_TYPEGENERIC,
13502 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13504 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13505 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13506 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13507 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13509 * c-common.c (handle_type_generic_attribute): New.
13510 (c_common_attribute_table): Add "type generic".
13512 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13514 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13516 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13517 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13520 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13523 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13524 checking that the operand is an expression.
13526 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13527 Danny Smith <dannysmith@users.sourceforge.net>
13530 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13531 file mapping object in local namespace if Windows version later
13534 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13536 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13537 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13538 arm_cannot_force_const_mem.
13539 (arm_cannot_force_const_mem): New function.
13540 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13541 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13542 of arm_tls_referenced_p.
13543 * config/arm/arm.md (movsi): Split out-of-section constants when
13544 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13545 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13547 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13549 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13551 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13553 * config/mips/mips.md (*extendqihi2): Convert the destination
13556 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13558 * config/pa/fptr.c: Update license header.
13559 * config/pa/milli64.S: Likewise.
13561 2007-07-17 Nick Clifton <nickc@redhat.com>
13563 * COPYING_v3: New file. Contains version 3 of the GNU General
13565 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13566 Lesser General Public License.
13567 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13568 the GNU General Public License.
13570 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13572 PR rtl-optimization/32773
13573 * cfglayout.c (force_one_exit_fallthru): New function.
13574 (cfg_layout_finalize): Use it.
13576 2007-07-16 Richard Guenther <rguenther@suse.de>
13577 Uros Bizjak <ubizjak@gmail.com>
13579 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13580 before forcing it to gimple operand.
13582 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13583 David Ung <davidu@mips.com>
13585 * config/mips/mips.h (TUNE_24K): Define.
13586 (TUNE_MACC_CHAINS): Add TUNE_24K.
13587 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13589 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13590 (r74k_int_madd): .. this new reservation.
13591 (define_bypass): Fixed bypasses for r74k_int_madd to use
13592 mips_linked_madd_p.
13593 * config/mips/24k.md (define_bypass): Define new
13594 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13596 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13597 Nigel Stephens <nigel@mips.com>
13599 * config/mips/mips.md: Include 20kc.md.
13600 * config/mips/20kc.md: New file.
13601 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13602 (mips_adjust_cost): Tweak for 20Kc.
13603 (mips_issue_rate): Likewise.
13604 * config/mips/mips.h (TUNE_20KC): Define.
13606 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13608 * config/rs6000/rs6000.c (struct processor_cost): Add
13609 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13611 (*_cost): Add cache information.
13612 (rs6000_override_options): Set cache parameters.
13614 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13617 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13618 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13620 2007-07-16 Paul Brook <paul@codesourcery.com>
13623 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13624 (cirrus_thumb2_movsi_insn): Ditto.
13626 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13628 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13629 CR2_REGNO to R_CR2.
13631 2007-07-15 Andrew Haley <aph@redhat.com>
13633 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13634 before looking in the context.
13636 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13638 PR middle-end/32398
13639 PR middle-end/32769
13640 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13641 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13642 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13643 (pa_output_function_prologue): Use rp_saved and
13644 current_function_is_leaf to generate .CALLINFO statement.
13645 (hppa_expand_prologue): Set rp_saved.
13646 (hppa_expand_epilogue): Use rp_saved.
13647 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13648 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13650 2007-07-14 Dirk Mueller <dmueller@suse.de>
13652 * omega.c (coalesce): Fix memory leak on early exit.
13653 * matrix-reorg.c (check_allocation_function): Likewise.
13654 * tree-vect-transform.c (vect_get_new_vect_var): free result
13656 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13657 pass pointer to edge vector
13658 (partition_hot_cold_basic_blocks): Fix memory leak.
13659 * collect2.c (prefix_from_string): Free temporary storage.
13660 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13662 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13664 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13665 (DO_GLOBAL_DTORS_BODY): Likewise.
13667 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13668 Nigel Stephens <nigel@mips.com>
13670 * config/mips/mips.c (mips_classify_symbol): Don't return
13671 SYMBOL_SMALL_DATA for constant pool addresses if
13672 TARGET_EMBEDDED_DATA is true.
13674 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13676 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13677 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13678 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13679 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13680 __builtin_ia32_storehps, __builtin_ia32_storelps,
13681 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13682 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13683 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13684 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13685 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13686 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13687 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13688 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13689 using def_builtin_const.
13691 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13693 PR tree-optimization/32705
13694 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13695 (simplify_binary_expression): Use SSA_VAL consistently.
13697 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13699 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13700 (SPEFSCR_REGNO): Delete definition.
13701 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13702 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13703 * config/rs6000/rs6000.h: Do not define *_REGNO.
13704 LINK_REGISTER_REGNUM -> LR_REGNO.
13705 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13706 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13707 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13708 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13709 R_VRSAVE, R_VSCR. Use them.
13710 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13711 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13712 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13713 * config/rs6000/aix.h: Define R_LR. Use it.
13715 2007-07-13 Caroline Tice <ctice@apple.com>
13717 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13718 flag_var_tracking is explicitly turned off (i.e. when variable
13719 tracking is not feasible); otherwise, turn flag_var_tracking on when
13720 flag_var_tracking_uninit is on.
13721 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13722 note definitions, to allow recording of initialization status in the
13724 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13725 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13726 determine if two note locations are equal.
13727 (output_loc_list): Don't output list entries whose start & end labels
13729 (reg_loc_descriptor): Add parameter for initialization status; pass it
13730 to other loc descriptor functions.
13731 (one_reg_loc_descriptor): Add parameter for initialization status;
13732 check its value and add DW_OP_GNU_uninit to returned loc descr if
13734 (multiple_reg_loc_descriptor): Add parameter for initialization
13736 pass init status argument to other loc descriptor functions; check
13737 value of intialization parameter and add DW_OP_GNU_uninit to returned
13738 loc descr if appropriate.
13739 (based_loc_descr): Add parameter for initialization status; add new
13740 variable for return value; check value of initialization parameter and
13741 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13742 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13743 pass init status argument to other loc descriptor functions; check
13744 value of intialization parameter and add DW_OP_GNU_uninit to returned
13745 loc descr if appropriate.
13746 (mem_loc_descriptor): Likewise.
13747 (concat_loc_descriptor): Likewise.
13748 (concatn_loc_descriptor): Likewise.
13749 (loc_descriptor): Add parameter for initialization status; pass it as
13750 argument to other loc descriptor function calls.
13751 (loc_descriptor_from_tree_1): Add appropriate initialization status
13752 to loc descriptor function calls.
13753 (add_location_or_const_value_attribute): Get initialization status
13754 from VAR_LOCATION note; add initialization status to loc descriptor
13756 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13757 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13758 status is uninitialized, add "[uninint]" to output.
13759 * common.opt (fvar-tracking-uninit): New option, similar to
13760 fvar-tracking, to turn on tracking of uninitialized variables; creates
13761 a new global flag, flag_var_tracking_uninit.
13762 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13763 (enum var_init_status): New type, for var initialization status field.
13764 * var-tracking.c (struct location_chain_def): Two new fields, init,
13765 for initialization status, and set_src for the assignment value expr.
13766 (unshare_variable): New parameter for initialization status;
13767 initialize new init and set_src fields.
13768 (var_reg_set): New parameters for initialization status and value;
13769 pass them to set_variable_part.
13770 (var_mem_set): Likewise.
13771 (get_init_value): New function.
13772 (var_reg_delete_and_set): New initialization status & value
13773 parameters; add call to get_init_value if status is unknown; pass new
13774 parameters to clobber_variable_part and var_reg_set.
13775 (var_mem_delete_and_set): Likewise.
13776 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13777 (var_mem_delete): Likewise.
13778 (variable_union): Pass status to unshare_variable; initialize new init
13779 and set_src fields. If flag_var_tracking_uninit is not set, force
13780 status to initialized.
13781 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13782 used later to get the set_src value.
13783 (find_src_status): New function.
13784 (find_src_set_src): New function.
13785 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13786 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13787 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13788 and var_mem_delete_and_set.
13789 (dump_variable): Print out "[uninit]" if appropriate.
13790 (set_variable_part): Add new initialization and set_src parameters;
13791 pass status to unshare_variable; set node->init and node- >set_src
13792 fields and modify slot in hash table appropriately; save the init and
13793 set_src values if appropriate and assign to the new node.
13794 (clobber_variable_part): New set_src parameter; if two nodes have
13795 same variable and same location but different set_src (assignment)
13796 values, clobber old node.
13797 (delete_variable_part): Pass init status to unshare_variable.
13798 (emit_note_insn_var_location): Add initialized var; assign var's init
13799 status to new 'initialized'; pass new init status field to calls to
13800 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13801 status to initialized.
13802 (emit_notes_in_bb): Pass initialization status to calls to
13803 var_reg_set, var_mem_set, var_reg_delete_and_set and
13804 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13805 var_reg_delete_and_set and var_mem_delete_and_set; call
13806 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13807 make up for change in add_stores.
13808 (vt_add_function_parameters): Add status to calls to
13810 * config/darwin.c (darwin_override_options): Turn on uninitialized
13811 tracking automatically, if var_tracking is on and the system is
13814 2007-07-13 Sa Liu <saliu@de.ibm.com>
13816 * config.gcc: Add options for arch and tune on SPU.
13817 * config/spu/predicates.md: Add constant operands 0 and 1.
13818 * config/spu/spu-builtins.def: Add builtins for double precision
13819 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13820 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13822 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13824 * config/spu/spu-protos.h: Add new function prototypes.
13825 * config/spu/spu.c (spu_override_options): Check options -march and
13827 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13828 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13830 (spu_const_from_int): New. Create a vector constant from 4 ints.
13831 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13832 (spu_emit_vector_compare): New. Emit vector compare.
13833 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13834 * config/spu/spu.h: Add options -march and -mtune. Define processor
13835 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13836 CANONICALIZE_COMPARISON.
13837 * config/spu/spu.md: Add new insns for double precision compare
13838 and double precision vector compare. Add vcond and smax/smin patterns
13839 to enable DFmode vector conditional expression.
13840 * config/spu/spu.opt: Add options -march and -mtune.
13841 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13842 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13843 both CELL and CELLEDP targets: spu_testsv.
13844 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13847 2007-07-13 Richard Guenther <rguenther@suse.de>
13849 PR tree-optimization/32721
13850 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13851 TREE_THIS_VOLATILE on the folded reference.
13852 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13853 if the array reference has TREE_THIS_VOLATILE set.
13855 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13858 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13860 2007-07-13 Andreas Schwab <schwab@suse.de>
13862 * gengtype-lex.l: Allow declarations to be indented.
13864 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13866 * ginclude/tgmath.h: New.
13867 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13868 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13869 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13870 * configure: Regenerate.
13872 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13874 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13875 correct index when setting register save state for xd
13878 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13880 * config/sh/sh.c (mark_use): Remove.
13882 2007-07-12 Paul Brook <paul@codesourcery.com>
13884 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13885 reg does not overlap return value.
13887 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13889 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13890 (set_expression_vuses): Ditto.
13891 (init_pre): Initialize expression_vuses.
13893 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13895 * config/i386/sse.md (storentdf, storentsf): New.
13897 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13899 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13901 * tree.c (build_decl_stat): Move code from here...
13902 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13903 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13904 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13905 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13906 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13909 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13910 Devang Patel <dpatel@apple.com>
13912 PR tree-optimization/25413
13913 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13914 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13915 * tree.h (contains_packed_reference): New.
13916 * expr.c (contains_packed_reference): New.
13917 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13918 (vect_enhance_data_refs_alignment): Call
13919 vector_alignment_reachable_p.
13920 * target.h (vector_alignment_reachable): New builtin.
13921 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13922 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13923 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13925 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13927 * target.h (builtin_vectorization_cost): Add new target builtin.
13928 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13929 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13930 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13931 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13932 uninitialized variables.
13933 * tree-vect-transform.c (cost_for_stmt): New function.
13934 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13935 using cost 1 for all scalar stmts. Be less conservative when
13936 estimating the number of prologue/epulogue iterations. Call
13937 targetm.vectorize.builtin_vectorization_cost. Return
13938 min_profitable_iters-1.
13939 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13940 initialization cost instead of TARG_VEC_STMT_COST. Use
13941 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13942 epilogue code. Fix epilogue cost computation.
13943 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13944 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13945 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13946 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13947 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13948 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13950 2007-07-12 Richard Guenther <rguenther@suse.de>
13952 * gimplify.c (gimplify_conversion): Make sure that the result
13953 from maybe_fold_offset_to_reference is trivially convertible
13954 to the desired type before doing the simplification.
13955 (gimplify_expr): Likewise.
13956 * fold-const.c (fold_binary): Use the correct types for
13957 building the simplified expression.
13959 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13961 PR rtl-optimization/32729
13962 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13963 that fallthru to exit.
13965 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13967 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13968 (symDTPOFF2reg): Likewise.
13970 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13972 PR tree-optimization/32663
13974 * tree.h (VALUE_HANDLE_VUSES): Remove.
13975 (struct tree_value_handle): Remove vuses.
13977 * tree-vn.c (create_value_handle_for_expr): Don't set
13978 VALUE_HANDLE_VUSES.
13980 * tree-ssa-pre.c (expression_vuses): New.
13981 (alloc_expression_id): Set up expression_vuses.
13982 (get_expression_vuses): New.
13983 (set_expression_vuses): Ditto.
13984 (clear_expression_ids): Modify for expression_vuses.
13985 (phi_translate_1): Ditto.
13986 (phi_translate_set): Ditto.
13987 (value_dies_in_block_x): Ditto
13988 (valid_in_sets): Ditto.
13989 (add_to_sets): Ditto.
13990 (find_existing_value_expr): Ditto.
13991 (create_value_handle_for_expr): Ditto.
13992 (make_values_for_stmt): Ditto.
13993 (vuse_equiv): Remove.
13995 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13997 * Makefile.in (mostlyclean): Remove object files.
13999 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14001 * toplev.c (no_new_pseudos): Deleted.
14002 * rtl.h (no_new_pseudos): Deleted.
14003 * tree-pass.h (pass_no_new_pseudos): Deleted.
14004 * passes.c (pass_no_new_pseudos): Deleted.
14005 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14006 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14007 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14009 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14010 * rtlhooks.c (gen_lowpart_general): Ditto.
14011 * optabs.c (prepare_operand): Ditto.
14012 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14014 * modulo-sched.c (rest_of_handle_sms): Ditto.
14015 * see.c (rest_of_handle_see): Ditto.
14016 * ifcvt.c (if_convert): Ditto.
14017 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14019 * init-regs.c (gate_initialize_regs): Deleted set of
14021 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14022 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14023 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14025 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14028 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14029 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14030 (*vec_extractv2di_1_rex64): New insn pattern.
14032 2007-07-11 David Daney <ddaney@avtrex.com>
14034 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14035 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14036 for SIGNAL_UNWIND_RETURN_COLUMN.
14037 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14038 (DWARF_FRAME_REGNUM): Rewrite.
14039 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14041 2007-07-11 Nick Clifton <nickc@redhat.com>
14043 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14044 delta and use gen_int_mode in place of GET_INT instead.
14046 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14048 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14051 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14053 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14054 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14056 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14057 (USE_CANONICAL_TYPES): New.
14058 * doc/invoke.texi (verify-canonical-types): Remove.
14059 (use-canonical-types): Add.
14061 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14063 * config/spu/spu.c (spu_optimization_options): Remove setting of
14064 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14065 (spu_override_options): Move it here.
14067 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14069 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14070 * config/mips/mips.c (mips_cpu_info_table): Mention
14071 MIPS_ISA_LEVEL_SPEC in the comment.
14073 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14075 PR tree-optimization/32713
14076 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14078 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14080 PR middle-end/30482
14081 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14082 conditional to flag_isoc99.
14083 (c_common_init_options): Do it here, unconditionally.
14085 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14087 PR tree-optimization/32589
14088 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14089 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14090 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14091 predicate, extracted from...
14092 (set_rhs): ...here. Call it for the expression on entry.
14093 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14094 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14095 (simplify_binary_expression): Use valid_gimple_expression_p
14096 to validate the simplification.
14097 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14099 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14101 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14102 DWARF2_DEBUG on 32 bit target too.
14103 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14105 2007-07-11 Nick Clifton <nickc@redhat.com>
14107 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14108 version for 64-bit hosts.
14110 2007-07-10 David Daney <ddaney@avtrex.com>
14112 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14114 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14116 * config/mips/mips.c (mips_expand_synci_loop): New function.
14117 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14118 (UNSPEC_RDHWR): Same.
14119 (UNSPEC_SYNCI): Same.
14120 (UNSPEC_SYNC): Same.
14121 (clear_cache): New expand.
14125 (clear_hazard): Same.
14126 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14128 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14129 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14131 2007-07-10 Ian Lance Taylor <iant@google.com>
14133 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14136 2007-07-10 David Daney <ddaney@avtrex.com>
14138 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14139 * builtins.c (expand_builtin___clear_cache): New function.
14140 (expand_builtin): Call expand_builtin___clear_cache for
14141 BUILT_IN_CLEAR_CACHE case.
14142 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14143 * doc/md.texi (clear_cache): Document new instruction pattern.
14144 * testsuite/gcc.dg/builtins-64.c: New test.
14146 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14148 * config/cris/cris.md ("movsi"): Fix typo in last change.
14150 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14153 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14155 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14156 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14157 for FUNCTION_DECLs. Don't use align_functions_log if
14159 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14160 even for FUNCTION_DECLs.
14161 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14163 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14164 (DECL_FUNCTION_CODE): Update for new location and name of
14166 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14167 (struct tree_decl_common): Move 'align' and 'off_align' out
14168 of union, ensure they're still on a 32-bit boundary. Remove
14169 other fields in union 'u1'.
14170 (struct tree_function_decl): Add field 'function_code' replacing
14171 'u1.f' in tree_decl_common.
14172 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14173 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14174 (Variable Attributes): Cross-reference 'aligned' attribute
14175 to Function Attributes.
14176 * flags.h (force_align_functions_log): Delete.
14177 * toplev.c (force_align_functions_log): Delete.
14179 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14182 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14183 (*vec_concatv2di_rex): New insn pattern.
14185 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14188 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14190 2007-07-10 Ian Lance Taylor <iant@google.com>
14192 Replace no_new_pseudos in backends.
14193 * rtl.h (can_create_pseudo_p): Define.
14194 * config/darwin.c (machopic_indirect_data_reference): Use
14195 can_create_pseudo_p () instead of no_new_pseudos.
14196 (machopic_indirect_data_reference): Likewise.
14197 (machopic_legitimize_pic_address): Likewise.
14198 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14199 (alpha_emit_set_const_1): Likewise.
14200 (alpha_emit_set_const): Likewise.
14201 (alpha_emit_conditional_move): Likewise.
14202 (alpha_split_conditional_move): Likewise.
14203 * config/alpha/alpha.md (various splitters): Likewise.
14205 * config/arm/arm.c (legitimize_pic_address): Likewise.
14206 (arm_load_pic_register): Likewise.
14207 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14208 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14209 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14210 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14211 * config/cris/cris.md (movsi): Likewise.
14212 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14213 (symGOTOFF2reg_hilo): Likewise.
14214 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14215 * config/h8300/h8300.md (insv, extzv): Likewise.
14216 * config/i386/i386.c (ix86_expand_move): Likewise.
14217 (ix86_expand_vector_move): Likewise.
14218 (ix86_prepare_fp_compare_args): Likewise.
14219 (ix86_expand_carry_flag_compare): Likewise.
14220 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14221 (tls_dynamic_gnu2_combine_32): Likewise.
14222 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14223 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14224 (ia64_expand_movxf_movrf): Likewise.
14225 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14226 (m32c_split_move): Likewise.
14227 (m32c_expand_insv): Likewise.
14228 * config/m68k/m68k.md (movsi): Likewise.
14229 * config/mips/mips.c (mips_force_temporary): Likewise.
14230 (mips_split_symbol): Likewise.
14231 (mips_move_integer): Likewise.
14232 (mips_legitimize_const_move): Likewise.
14233 * config/mn10300/mn10300.md (movsi): Likewise.
14234 * config/pa/pa.c (emit_move_sequence): Likewise.
14235 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14236 (rs6000_got_register): Likewise.
14237 (create_TOC_reference): Likewise.
14238 (rs6000_machopic_legitimize_pic_address): Likewise.
14239 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14240 (various splitters): Likewise.
14241 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14242 (movsi_got): Likewise.
14243 * config/s390/s390.c (emit_symbolic_move): Likewise.
14244 * config/s390/s390.md (movhi, movqi): Likewise.
14245 (load_multiple, store_multiple): Likewise.
14246 * config/score/score.c (score_force_temporary): Likewise.
14247 * config/sh/sh.c (prepare_move_operands): Likewise.
14248 (prepare_cbranch_operands): Likewise.
14249 (emit_fpu_switch): Likewise.
14250 (fpscr_set_from_mem): Likewise.
14251 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14252 (adddi3, subsi3): Likewise.
14253 (various splitters): Likewise.
14254 (divsi_inv_fp_combine): Likewise.
14255 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14256 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14258 * config/sh/predicates.md (xor_operand): Likewise.
14259 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14260 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14261 (movdi_pic_label_ref): Likewise.
14262 * config/spu/spu.c (spu_split_immediate): Likewise.
14263 * config/alpha/alpha.md (various splitters): Remove test
14264 !no_new_pseudos || reload_completed.
14265 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14267 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14268 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14269 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14270 * config/score/score.c (th_output_mi_thunk): Likewise.
14271 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14272 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14274 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14276 PR rtl-optimization/32664
14277 * mode-switching.c (create_pre_exit): Skip barrier insns.
14279 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14281 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14282 force_gimple_operand_bsi.
14283 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14284 rewrite_use_compare): Ditto.
14285 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14287 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14288 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14289 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14290 * tree-profile.c (prepare_instrumented_value,
14291 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14292 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14293 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14294 tree_gen_ior_profiler): Ditto.
14295 * tree-ssa-reassoc.c (negate_value): Ditto.
14296 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14297 Use force_gimple_operand_bsi.
14298 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14299 * tree-if-conv.c (add_to_dst_predicate_list,
14300 find_phi_replacement_condition): Ditto.
14301 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14302 Call mark_symbols_for_renaming for new statements.
14303 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14305 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14307 * cfghooks.c (remove_edge): New function.
14308 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14310 * cfghooks.h (remove_edge): Declare.
14311 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14312 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14314 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14316 * optabs.h: Added declaration for signbit_optab.
14317 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14318 * genoptinit.c (optabs): Added entry for signbit insns.
14319 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14320 insn, if available.
14321 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14322 * config/s390/s390.md (signbit<mode>2): New expander.
14324 2007-07-09 Richard Guenther <rguenther@suse.de>
14326 PR middle-end/32698
14327 * fold-const.c (fold_plusminus_mult_expr): Move constant
14328 arguments second to allow decomposing.
14330 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14333 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14335 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14336 Disregard DECL_FROM_INLINE.
14338 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14341 * doc/invoke.texi: Add ftree-reassoc flag.
14342 * common.opt (ftree-reassoc): New flag.
14343 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14344 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14346 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14348 PR tree-optimization/32681
14349 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14350 saved in second_edge->aux when first_bb is a loop header.
14352 2007-07-09 Jan HUbicka <jh@suse.cz>
14354 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14356 2007-07-09 Richard Guenther <rguenther@suse.de>
14358 * c-decl.c (start_function): Do not promote return type.
14360 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14362 * function.c (do_warn_unused_parameter): Do not warn if
14363 TREE_NO_WARNING is set.
14365 2007-07-08 Andreas Schwab <schwab@suse.de>
14367 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14369 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14372 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14374 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14375 apply to assembly language, too.
14376 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14378 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14380 Revert (note the sccvn portions are *not* reverted)
14381 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14383 Fix PR tree-optimization/23488
14385 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14387 * tree-flow-inline.h (get_value_handle): Ditto.
14388 * tree-ssa-pre.c (decl_vh_map): New.
14389 (decl_node_pool): New.
14390 (can_value_number_operation): Support DECL_P.
14391 (can_PRE_operation): Ditto.
14392 (create_expression_by_pieces): Ditto.
14393 (find_existing_value_expr): Modify to differnetiate between
14394 addressing and top level.
14395 (create_value_handle_for_expr): Handle DECL's.
14396 (poolify_tree): Ditto.
14397 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14398 (make_values_for_stmt): Handle DECL's properly.
14399 (init_pre): Reorg to not init useless things during FRE.
14401 * tree-flow.h: Include pointer-set.h.
14402 (decl_vh_map): Declare.
14403 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14405 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14407 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14408 the constraint description.
14409 * doc/md.texi: Update documentation of AVR constraints.
14411 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14413 * auto-inc-dec.c, config/arm/arm.c,
14414 config/m32r/constraints.md, config/mips/mips.md,
14415 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14416 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14417 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14418 typos. Follow spelling conventions.
14419 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14421 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14422 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14424 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14425 realloc_vuse): Remove.
14426 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14429 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14431 Fix PR tree-optimization/23488
14433 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14434 (try_to_simplify): Ditto.
14435 (visit_use): Ditto.
14436 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14438 * tree-flow-inline.h (get_value_handle): Ditto.
14439 * tree-ssa-pre.c (decl_vh_map): New.
14440 (decl_node_pool): New.
14441 (can_value_number_operation): Support DECL_P.
14442 (can_PRE_operation): Ditto.
14443 (create_expression_by_pieces): Ditto.
14444 (find_existing_value_expr): Modify to differnetiate between
14445 addressing and top level.
14446 (create_value_handle_for_expr): Handle DECL's.
14447 (poolify_tree): Ditto.
14448 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14449 (make_values_for_stmt): Handle DECL's properly.
14450 (init_pre): Reorg to not init useless things during FRE.
14452 * tree-flow.h: Include pointer-set.h.
14453 (decl_vh_map): Declare.
14454 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14456 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14458 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14459 apply to assembly language, too.
14460 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14462 2007-07-06 Ian Lance Taylor <iant@google.com>
14463 Zack Weinberg <zackw@panix.com>
14465 PR middle-end/32441
14466 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14468 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14470 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14471 (prefetch): Likewise if "pref" would be used.
14473 2007-07-06 Josh Conner <jconner@apple.com>
14475 PR middle-end/32602
14476 PR middle-end/32603
14477 * calls.c (store_one_arg): Handle arguments which are partially
14478 on the stack when detecting argument overlap.
14480 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14482 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14483 chosen during find_reloads.
14485 2007-07-06 Richard Guenther <rguenther@suse.de>
14487 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14488 TYPE_ARG_TYPES for verification of argument types. Use
14489 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14490 parameters as variable arguments.
14492 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14494 * libgcc2.h (word_type): Type definition removed.
14495 (cmp_return_type, shift_count_type): Type definitions added.
14496 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14497 replaced with shift_count_type.
14498 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14500 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14501 changed from word_type to Wtype.
14502 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14503 replaced with shift_count_type.
14504 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14506 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14507 and libgcc_shift_count attribute added.
14508 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14509 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14510 (TARGET_INITIALIZER): New target hooks added.
14511 * targhooks.c (default_libgcc_cmp_return_mode,
14512 default_libgcc_shift_count_mode): Default implementations for the new
14513 target hooks added.
14514 * targhooks.h (default_libgcc_cmp_return_mode,
14515 default_libgcc_shift_count_mode): Function prototypes added.
14516 * target.h (struct gcc_target): Fields for the new target hooks added.
14517 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14519 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14522 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14523 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14525 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14526 s390_libgcc_shift_count_mode): Functions added.
14527 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14528 Target hooks defined.
14530 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14532 * config/mips/mips.c (compute_frame_size): Restore the original
14533 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14534 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14535 Document why the difference is needed.
14537 2007-07-06 Richard Guenther <rguenther@suse.de>
14539 * c-common.c (boolean_increment): Use correctly typed
14542 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14544 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14545 the topmost argument register is not also included in the save mask.
14546 (mips16e_collect_argument_save_p): Take a pointer to the argument
14547 register, rather than a pointer to the number of arguments.
14548 (mips16e_collect_argument_saves): Only include argument saves
14549 that aren't in the register mask.
14551 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14553 PR rtl-optimization/32450
14554 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14555 to ensure that instructions are not moved into the prologue when
14556 profiling is on. Remove unused prologue_end variable.
14557 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14558 as a scheduling barrier.
14560 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14563 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14564 Disregard DECL_FROM_INLINE.
14566 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14568 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14569 IORing with a constant.
14571 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14573 PR rtl-optimization/32475
14574 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14575 for every definition of the stack pointer.
14577 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14579 * arm.c (vfp3_const_double_index): Copy signed results of
14580 REAL_VALUE_TO_INT into unsigned vars.
14582 2007-07-05 Richard Guenther <rguenther@suse.de>
14584 PR middle-end/32639
14585 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14587 * tree-ssa.c (useless_type_conversion_p): Check canonical
14590 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14592 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14593 zero_extendhisi2): Change to define_insn_and_split.
14594 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14596 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14598 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14599 pass_match_asm_constraints): New.
14600 * passes.c (init_optimization_passes): Add new pass.
14601 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14602 * function.h (struct function): Add has_asm_statement bit.
14603 (current_function_has_asm_statement): New.
14604 * tree-pass.h (pass_match_asm_constraints): New.
14606 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14608 * config/mips/mips.c (mips_file_start): Avoid declaration
14611 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14613 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14615 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14617 * rtl.def (NOTE): Change print format string to print
14618 operand 5 as a note insn name.
14620 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14621 David Ung <davidu@mips.com>
14623 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14624 * doc/invoke.texi: (MIPS Options): Document them.
14626 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14627 David Ung <davidu@mips.com>
14629 Add support for SmartMIPS ASE.
14631 * optabs.c (expand_binop_directly): New, broken out from...
14632 (expand_binop): Here. Make it try rotating in the other
14633 direction even when the second operand isn't constant.
14634 * config/mips/mips.md (*lwxs): New.
14635 * config/mips/mips.opt (msmartmips): New.
14636 * config/mips/mips.c (mips_lwxs_address_p): New.
14637 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14638 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14639 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14640 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14641 (ISA_HAS_LWXS): New.
14642 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14643 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14644 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14645 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14646 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14647 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14648 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14650 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14652 * tree-vectorizer.c (new_loop_vec_info): Initialize
14653 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14654 * tree-vectorizer.h (_loop_vec_info): Added new filed
14655 min_profitable_iters.
14656 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14657 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14658 * tree-vect-analyze.c (vect_analyze_operations): Set
14659 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14660 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14661 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14662 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14663 and prologue cost to after they are computed.
14664 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14665 TARG_VEC_STMT_COST.
14666 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14667 of creating vectors from scalars according to dt.
14668 (vect_model_store_cost): Likewise.
14669 (vectorizable_call): Use dt array instead of scalar dt. Call
14670 vect_model_simple_cost with additional argument dt.
14671 (vectorizable_assignment): Likewise.
14672 (vectorizable_operation): Likewise.
14673 (vectorizable_type_demotion): Likewise.
14674 (vectorizable_type_promotion): Likewise.
14675 (vectorizable_store): Use dt array instead of scalar dt. Call
14676 vect_model_store_cost with additional argument dt.
14677 (vect_do_peeling_for_loop_bound): Don't call
14678 vect_estimate_min_profitable_iters. Instead, lookup
14679 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14680 "may not be profitable".
14682 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14685 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14686 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14687 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14688 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14690 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14692 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14693 addressing modes cheaper.
14695 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14697 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14698 (dw_ranges_struct): Rename block_num to num. Adjust.
14699 (dw_ranges_by_label_struct): New.
14700 (ranges_by_label, ranges_by_label_allocated,
14701 ranges_by_label_in_use): New variables.
14702 (add_ranges_num): Factored most of the code out of...
14703 (add_ranges): ... this one. Rewrite in terms of the former.
14704 (add_ranges_by_labels): New.
14705 (output_ranges): Output by-label ranges.
14706 (dwarf2out_finish): Output range for multiple-section
14707 compile_unit. Output standard DW_AT_low_pc in addition to
14708 unexpected DW_AT_entry_pc.
14710 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14712 PR tree-optimization/32604
14713 PR tree-optimization/32606
14715 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14716 (compute_antic_safe): Removed.
14717 (ANTIC_SAFE_LOADS): Ditto.
14718 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14719 (execute_pre): Don't call compute_antic_safe.
14720 (vuse_equiv): New function.
14721 (make_values_for_stmt): Use it
14722 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14725 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14728 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14729 rather than a decl.
14730 (avr_attribute_table): Make "naked" attribute apply to function types
14731 rather than to decls.
14732 (avr_handle_fntype_attribute): New function.
14734 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14736 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14739 2007-07-04 David Ung <davidu@mips.com>
14740 Joseph Myers <joseph@codesourcery.com>
14742 * config/mips/mips.md (type): Add logical, signext and move.
14743 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14744 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14745 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14746 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14747 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14748 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14749 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14750 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14751 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14752 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14753 movv2sf_hardfloat_64bit): Use the new types.
14754 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14755 *movdf_softfloat, *movdf_mips16): Use "multi".
14756 (extendqihi2): Replace with a define_expand.
14757 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14758 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14759 * config/mips/74k.md (r74k_int_logical): New reservation and
14761 (r74k_int_arith): Remove "slt".
14762 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14763 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14764 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14765 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14766 reservations for "arith".
14768 2007-07-04 Richard Guenther <rguenther@suse.de>
14770 * tree-ssa.c (useless_type_conversion_p): Add handling for
14771 scalar float and vector types. Only call the types_compatible_p
14772 langhook for aggregate types as last resort. Follow the
14775 2007-07-04 Richard Guenther <rguenther@suse.de>
14777 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14778 the same as NOP_EXPR.
14780 2007-07-04 Nick Clifton <nickc@redhat.com>
14782 * target.h (struct gcc_target): Add target_help field.
14783 * target-def.h (TARGET_HELP): New.
14784 (TARGET_INITIALIZER): Use TARGET_HELP.
14785 * opts.c (command_handle_option): Invoke target_help function, if
14786 defined, when the user has specified --target-help on the command
14788 * doc/invoke.texi: Mention that --target-help might print
14789 additional information.
14790 * doc/tm.texi: Document TARGET_HELP hook.
14792 * arm.c (TARGET_HELP): Override default definition.
14793 (arm_target_help): New - display a wrapped list of cores and
14794 architectures supported.
14796 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14798 * config/v850/v850.c (expand_prologue): Make sure
14799 GEN_INT() argument is sign extended rather than zero extended.
14800 (expand_epilogue): Likewise.
14801 (output_move_double): Delete.
14802 * config/v850/v850-protos.h (output_move_double): Delete.
14803 * config/v850/v850.md (movdi): Delete.
14804 (*movdi_internal): Delete.
14806 (*movdf_internal): Delete.
14808 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14810 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14811 unless compiling RTP PIC.
14813 2007-07-04 Richard Guenther <rguenther@suse.de>
14815 PR tree-optimization/32482
14816 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14817 original ssa name if we didn't find a shift expression.
14818 Fix shift constant for bit zero test.
14820 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14822 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14824 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14826 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14827 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14828 * config/arm/vxworks.h (ASM_SPEC): Delete.
14829 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14831 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14833 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14834 (DDR_REVERSED_P): New.
14835 * tree-data-ref.c (initialize_data_dependence_relation,
14836 build_classic_dist_vector): Set DDR_REVERSED_P.
14838 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14840 PR middle-end/32457
14841 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14842 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14843 init_omega_for_ddr_1): Use non conservative number of iterations
14845 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14846 (analyze_siv_subscript): Remove FIXME and reinitialization of
14847 last_conflicts to chrec_dont_know.
14848 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14850 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14852 * tree.c (maybe_canonicalize_argtypes): Improve description.
14854 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14856 * tree.c (maybe_canonicalize_argtypes): New.
14857 (build_function_type): Set canonical type.
14858 (build_method_type_directly): Ditto.
14859 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14862 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14864 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14866 (rewrite_use_nonlinear_expr): Likewise.
14868 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14870 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14872 2007-07-04 Ben Elliston <bje@au.ibm.com>
14874 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14877 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14879 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14880 (Exception Handling): Likewise.
14882 2007-07-03 Jan Hubicka <jh@suse.cz>
14884 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14886 2007-07-03 Eric Christopher <echristo@apple.com>
14888 * doc/cppopts.texi: Add conflicting option note to -dM.
14889 * doc/invoke.texi: Add note about possible conflicts with
14890 -E for -dCHARS and note that -dM will not produce
14891 any results if there is no machine dependent reorg.
14893 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14895 * tree.h (DECL_ALIGN): Back out previous change.
14897 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14899 * configure.ac: Test for .dtprelword support on MIPS.
14900 * configure, config.in: Regenerate.
14901 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14902 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14904 2007-07-03 Julian Brown <julian@codesourcery.com>
14906 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14907 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14908 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14909 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14911 (all_fpus): Add FPUTYPE_VFP3.
14912 (fp_model_for_fpu): Add VFPv3 field.
14913 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14914 (vfp3_const_double_index): New function. Return integer index of
14915 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14917 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14918 and argument represents a valid RTX for a VFPv3 constant.
14919 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14921 (vfp_emit_fstmd): Similar, for fstmd.
14922 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14923 constants, represented as integer indices.
14924 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14925 VFP_REGNO_OK_FOR_DOUBLE macros.
14926 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14927 (arm_file_start): Set float-abi attribute for VFPv3, and output
14928 correct ".fpu" assembler directive.
14929 (arm_dbx_register_numbering): Add FIXME.
14930 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14931 (fputype): Add FPUTYPE_VFP3.
14932 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14933 (CALL_USED_REGISTERS): Likewise.
14934 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14935 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14936 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14937 (D7_VFP_REGNUM): New.
14938 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14939 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14940 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14941 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14942 (REG_ALLOC_ORDER): Adjust for VFPv3.
14943 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14944 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14945 VFP_LO_REGS, VFP_HI_REGS.
14946 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14947 (IS_VFP_CLASS): Define macro.
14948 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14950 (REGISTER_MOVE_COST): Likewise.
14951 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14952 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14953 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14954 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14955 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14956 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14957 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14958 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14959 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14960 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14961 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14962 where appropriate for single-word registers.
14963 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14964 As above. Fix type attributes.
14965 * config/arm/constraints.md (register_contraint "t"): Define.
14966 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14968 (register_constraint "x"): Define.
14969 (constraint "Dv"): Define.
14971 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14973 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14975 2007-07-03 Tom Tromey <tromey@redhat.com>
14977 * c-parser.c (objc_pq_context): Removed.
14978 (objc_need_raw_identifier): Likewise.
14979 (c_parser) <objc_pq_context>: New field.
14980 <objc_need_raw_identifier>: Likewise.
14981 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14982 (c_lex_one_token): Update.
14983 (c_parser_objc_protocol_definition): Update.
14984 (c_parser_objc_method_definition): Update.
14985 (c_parser_objc_methodproto): Update.
14986 (c_parser_declspecs): Update.
14988 2007-07-03 David Ung <davidu@mips.com>
14990 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14992 2007-07-03 David Ung <davidu@mips.com>
14993 Richard Sandiford <richard@codesourcery.com>
14995 * doc/invoke.texi: Document -march=74kf3_2.
14996 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14997 (TUNE_74K): Check for it.
14998 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14999 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15000 * config/mips/mips.md (cpu): Add 74kf3_2.
15001 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15002 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15003 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15004 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15005 74kf3_2 to the CPU list.
15006 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15007 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15008 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15009 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15010 (r74kf3_2_fxfer_from_c1): New insn reservations.
15012 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15013 David Ung <davidu@mips.com>
15015 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15016 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15017 and 74k[fx]. Document aliases for the new options.
15018 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15019 (PROCESSOR_24KF2_1): ...this.
15020 (PROCESSOR_24KX): Rename to...
15021 (PROCESSOR_24KF1_1): ...this.
15022 (PROCESSOR_74KF): Rename to...
15023 (PROCESSOR_74KF2_1): ...this.
15024 (PROCESSOR_74KX): Rename to...
15025 (PROCESSOR_74KF1_1): ...this.
15026 (TUNE_74K): Update PROCESSOR_* names.
15027 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15028 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15029 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15030 (mips_rtx_cost_data): Update processor names in comments.
15031 (mips_issue_rate): Update PROCESSOR_* names.
15032 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15033 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15034 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15035 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15036 Update cpu attribute names.
15037 (r24k_fpu_iss): Rename this reservation to...
15038 (r24kf2_1_fpu_iss): ...this and update all uses.
15039 (r24kx_fpu_iss): Rename this reservation to...
15040 (r24kf1_1_fpu_iss): ...this and update all uses.
15041 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15042 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15043 Update cpu attribute names.
15045 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15047 * config/m32r/constraints.md: New file.
15048 * config/m32r/m32r.c: Include tm-constrs.h.
15049 (small_data_operand): Use satisfies_constraint_* instead of macro.
15050 (addr24_operand, gen_compare): Likewise.
15051 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15052 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15053 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15054 EXTRA_CONSTRAINT): Likewise.
15055 * config/m32r/m32r.md: Include constraints.md.
15056 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15057 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15058 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15059 (two_insn_const_operand, int8_operand, uint16_operand,
15060 reg_or_int16_operand, reg_or_uint16_operand,
15061 reg_or_cmp_int16_operand, cmp_int16_operand,
15062 seth_add3_operand): Likewise.
15064 2007-07-03 Eric Christopher <echristo@gmail.com>
15066 * libgcc2.h: Conditionally declare __bswapsi2 and
15069 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15071 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15074 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15077 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15078 (__gthrw_pragma): Provide default definition.
15079 (__gthrw2): Use it.
15080 * gthr-posix.c (__gthrw_pragma): Define.
15082 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15084 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15085 before declaring inequality.
15087 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15089 * combine.c (recog_for_combine): Log the success or failure of
15090 matching new insn patterns against the machine description in
15093 2007-07-03 Revital Eres <eres@il.ibm.com>
15095 * ddg.c (print_sccs): New function.
15096 (check_sccs): New function.
15097 (create_ddg_all_sccs): Use it.
15098 * ddg.h (print_sccs): Declare.
15099 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15101 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15103 * targhooks.h (default_mode_for_suffix): New function declaration.
15104 * targhooks.c (default_mode_for_suffix): New default target hook.
15105 * target.h (struct c): New structure in the targetm struct.
15106 (mode_for_suffix): New target hook as part of struct c.
15107 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15108 default_mode_for_suffix.
15109 (TARGET_C): New define.
15110 * c-lex.c: Include "target.h".
15111 (interpret_float): Use targetm.c.mode_for_suffix to determine
15112 the mode for a given non-standard suffix.
15113 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15115 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15116 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15118 * doc/extend.texi (Floating Types): New node. Document __float80 and
15119 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15121 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15124 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15125 predicate instead of target_operand.
15126 (divsi3_i1_media, divsi3_media_2): Likewise.
15128 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15130 * tree.h (alias_sets_might_conflict_p): Rename into
15131 alias_sets_must_conflict_p.
15132 * alias.c (alias_sets_might_conflict_p): Likewise.
15133 (alias_sets_conflict_p): Use it.
15134 (objects_must_conflict_p): Likewise.
15135 * c-common.c (strict_aliasing_warning): Adjust.
15137 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15139 * rtlhooks.c (gen_lowpart_if_possible): Check for
15140 invalid subreg before calling gen_lowpart_SUBREG.
15142 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15144 * config/darwin9.h: Add copyright notice.
15145 (LINK_COMMAND_SPEC): Add comment.
15146 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15147 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15148 DARWIN_LIBSYSTEM_HAS_UNWIND.
15150 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15153 * omp-low.c (check_combined_parallel): New function.
15154 (lower_omp_parallel): Call it via walk_stmts, set
15155 OMP_PARALLEL_COMBINED if appropriate.
15156 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15157 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15158 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15159 don't consider it as combined parallel.
15161 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15163 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15164 (gcc_tooldir): Likewise.
15165 * configure: Regenerate.
15166 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15167 old configure.ac gcc_tooldir setting.
15168 (prefix_to_exec_prefix): New variable.
15169 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15170 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15172 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15174 Fix PR tree-optimization/32583
15175 Fix PR tree-optimization/32584
15176 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15177 (phi_translate_set): Use phi_translate directly now.
15178 (make_values_for_stmt): Don't value number RHS if we already know
15181 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15182 Jim Wilson <wilson@specifix.com>
15185 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15188 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15189 Richard Sandiford <richard@codesourcery.com>
15190 Nigel Stephens <nigel@mips.com>
15192 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15193 (mips16e_output_save_restore): Declare.
15194 (mips16e_save_restore_pattern_p): Likewise.
15195 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15196 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15197 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15198 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15199 (BITSET_P): New global macro, extracted from...
15200 (mips_for_each_saved_reg): ...here.
15201 (mips16e_save_restore_info): New struct.
15202 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15203 (mips16e_save_restore_regs): New variable.
15204 (mips_split_plus, mips16e_find_first_register): New functions.
15205 (mips16e_mask_registers): New function.
15206 (compute_frame_size): Expand the commentary before the function.
15207 Enforce the MIPS16e save and restore register range restrictions.
15208 Pad the general register save area at the low end.
15209 (mips16e_save_restore_reg, mips16e_build_save_restore)
15210 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15211 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15212 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15214 (mips_expand_prologue, mips_expand_epilogue): Handle
15215 GENERATE_MIPS16E_SAVE_RESTORE.
15216 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15218 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15220 PR tree-optimization/31966
15221 PR tree-optimization/32533
15222 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15223 "basic_block" description as its third argument. Update function
15224 calls to get destination bb from "edge" argument. Save "cond" into
15225 aux field of the edge. Update prototype for changed arguments.
15226 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15228 (find_phi_replacement_condition): Operate on incoming edges, not
15229 on predecessor blocks. If there is a condition saved in the
15230 incoming edge aux field, AND it with incoming bb predicate.
15231 Return source bb of the first edge.
15232 (clean_predicate_lists): Clean aux field of outgoing node edges.
15233 (tree_if_conversion): Do not initialize cond variable. Move
15234 variable declaration into the loop.
15235 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15236 initializations of new_stmt, arg0 and arg1 variables.
15238 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15240 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15241 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15243 2007-07-02 Richard Guenther <rguenther@suse.de>
15245 * tree-ssa.c (useless_type_conversion_p): Document
15246 future intent as defining the middle-end type system.
15247 Re-structure to call langhook last, group by type class,
15248 mark questionable parts.
15250 2007-07-02 Richard Guenther <rguenther@suse.de>
15252 * tree-flow.h (types_compatible_p): Declare.
15253 * tree-ssa.c (types_compatible_p): New function.
15254 * ipa-type-escape.c (discover_unique_type): Use
15255 types_compatible_p instead of lang_hooks.types_compatible_p.
15256 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15257 * tree-vn.c (expressions_equal_p): Likewise.
15258 * tree.c (fields_compatible_p): Likewise.
15259 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15260 (cprop_operand): Use useless_type_conversion_p instead of
15261 lang_hooks.types_compatible_p.
15262 * tree-inline.c (setup_one_parameter): Likewise.
15263 (declare_return_variable): Likewise.
15264 * tree-nrv.c (tree_nrv): Likewise.
15265 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15266 (maybe_fold_offset_to_component_ref): Likewise.
15267 (maybe_fold_offset_to_reference): Likewise.
15268 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15269 (merge_alias_info): Likewise.
15270 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15271 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15272 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15273 * tree-tailcall.c (find_tail_calls): Likewise.
15274 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15275 * gimplify.c (canonicalize_addr_expr): Likewise.
15276 (fold_indirect_ref_rhs): Likewise.
15277 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15278 (cpt_same_type): Likewise.
15279 (check_pointer_types_r): Swap parameters to cpt_same_type
15281 * fold-const.c (fold_convert): Revert fix for PR15988.
15282 * tree-inline.c (setup_one_parameter): Instead fix it here by
15283 using fold_build1 instead of fold_convert and checking for
15284 error_mark_node. Convert only if the conversion is necessary.
15286 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15288 * configure.ac: Check for .gnu_attribute on Power.
15289 * configure: Regenerate.
15290 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15291 attribute for floating-point ABI.
15293 2007-07-02 Ira Rosen <irar@il.ibm.com>
15295 PR tree-optimization/32230
15296 PR tree-optimization/32477
15297 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15298 address is a constant.
15300 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15302 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15303 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15304 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15305 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15306 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15307 64-bit targets. Add support for *-elfoabi*.
15308 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15309 different settings if $(tm_defines) does not select the EABI.
15310 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15311 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15312 (MIPS_ARCH_OPTION_SPEC): Likewise.
15313 (MIPS_ISA_LEVEL_SPEC): Likewise.
15314 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15315 * config/mips/elfoabi.h: New file.
15317 2007-07-02 Richard Guenther <rguenther@suse.de>
15319 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15320 (useless_type_conversion_p): ... this.
15321 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15322 (useless_type_conversion_p): ... this.
15323 * builtins.c (fold_builtin_memory_op): Rename
15324 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15325 * tree-cfg.c (verify_expr): Likewise.
15326 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15327 * tree-ssa-ccp.c (ccp_fold): Likewise.
15328 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15329 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15330 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15331 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15332 * tree-ssa-pre.c (eliminate): Likewise.
15333 * tree-ssa.c (delete_tree_ssa): Likewise.
15334 (tree_ssa_useless_type_conversion): Likewise.
15335 * tree.c (build2_stat): Likewise.
15337 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15339 Fix PR tree-optimization/32571
15340 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15343 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15345 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15346 and other expected operations explicitly, change default to
15349 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15351 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15353 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15354 (tls_load_dot_plus_eight): Move the label number into the unspec.
15355 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15357 2007-07-01 Andreas Schwab <schwab@suse.de>
15359 * dwarf2out.c (initial_return_save): Define only if used.
15361 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15363 Unreverting Richard's Revert of:
15365 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15367 * dce.c (deletable_insn_p_1): New function, split out from...
15368 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15369 specially, not those inside PARALLELs. Remove BODY argument
15370 and adjust recursive call accordingly.
15371 (prescan_insns_for_dce): Update call to delete_insn_p.
15373 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15374 Revital Eres <eres@il.ibm.com>
15376 * ddg.c (create_ddg_all_sccs): Fix missed
15377 initialization of scc_nodes.
15379 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15381 PR middle-end/32559
15382 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15383 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15385 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15387 * configure.ac: Check for .gnu_attribute on MIPS.
15388 * configure, config.in: Regenerate.
15389 * config/mips/mips.c (mips_file_start): If supported, output
15390 attribute for floating-point ABI.
15392 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15395 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15396 (ffs_cmove): New expander to expand using ctz pattern.
15397 (*ffs_cmove): Remove pattern.
15398 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15399 (ffsdi2): Expand using ctz pattern.
15400 (*ffs_rex64): Remove pattern.
15402 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15404 PR rtl-optimization/32296
15405 * pa.md (return): Delete pattern.
15406 (return_internal): Remove "(const_int 1)" from pattern.
15407 (epilogue): Use return_internal pattern for trivial returns.
15408 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15409 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15411 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15413 * tree-ssa-pre.c (is_exception_related): New function
15414 (can_value_number_operation): Use it.
15416 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15418 Fix PR tree-optimization/32540
15419 Fix PR tree-optimization/31651
15421 * tree-ssa-sccvn.c: New file.
15423 * tree-ssa-sccvn.h: Ditto.
15425 * tree-vn.c: Include tree-ssa-sccvn.h
15426 (val_expr_paid_d): Removed.
15427 (value_table): Ditto.
15428 (vn_compute): Ditto.
15429 (val_expr_pair_hash): Ditto.
15430 (val_expr_pair_expr_eq): Ditto.
15431 (copy_vuses_from_stmt): Ditto.
15432 (vn_delete): Ditto.
15434 (shared_vuses_from_stmt): Ditto.
15435 (print_creation_to_file): Moved up.
15436 (sort_vuses): Ditto.
15437 (sort_vuses_heap): Ditto.
15438 (set_value_handle): Make non-static.
15439 (make_value_handle): Ditto.
15440 (vn_add): Rewritten to use sccvn lookups.
15441 (vn_add_with_vuses): Ditto.
15442 (vn_lookup): Ditto (and second argument removed).
15443 (vn_lookup_with_vuses): Ditto.
15444 (vn_lookup_or_add): Ditto (and second argument removed);
15445 (vn_lookup_or_add_with_vuses): Ditto.
15446 (vn_lookup_with_stmt): New.
15447 (vn_lookup_or_add_with_stmt): Ditto.
15448 (create_value_handle_for_expr): Ditto.
15450 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15451 (seen_during_translate): New function.
15452 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15453 (phi_trans_add): Ditto.
15454 (constant_expr_p): FIELD_DECL is always constant.
15455 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15456 Use constant_expr_p.
15457 Avoid infinite recursion on mutually valued expressions.
15458 Change callers of vn_lookup_or_add.
15459 (phi_translate): New function.
15460 (compute_antic_safe): Allow phi nodes.
15461 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15462 (find_or_generate_expression): Rewrite slightly.
15463 (create_expression_by_pieces): Updated for vn_lookup_or_add
15465 Update VN_INFO for new names.
15466 (insert_into_preds_of_block): Update for new names.
15467 (add_to_exp_gen): New function.
15468 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15469 (find_existing_value_expr): Rewrite to changed vn_lookup.
15470 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15471 (try_look_through_load): Removed.
15472 (try_combine_conversion): Ditto.
15473 (get_sccvn_value): New function.
15474 (make_values_for_phi): Ditto.
15475 (make_values_for_stmt): Ditto.
15476 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15478 (init_pre): Update for SCCVN changes.
15480 (execute_pre): Ditto.
15482 * tree-flow.h (make_value_handle): Declare.
15483 (set_value_handle): Ditto.
15484 (sort_vuses_heap): Ditto.
15485 (vn_lookup_or_add_with_stmt): Ditto.
15486 (vn_lookup_with_stmt): Ditto.
15487 (vn_compute): Remove.
15489 (vn_delete): Ditto.
15490 (vn_lookup): Update arguments.
15492 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15493 (tree-vn.o): Ditto.
15494 (tree-ssa-sccvn.o): New.
15495 (OBJS-common): Add tree-ssa-sccvn.o
15497 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15500 * c-typeck.c (build_external_ref): Don't mark as used if called
15502 * calls.c (rtx_for_function_call): Likewise.
15504 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15508 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15510 * dce.c (deletable_insn_p_1): New function, split out from...
15511 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15512 specially, not those inside PARALLELs. Remove BODY argument
15513 and adjust recursive call accordingly.
15514 (prescan_insns_for_dce): Update call to delete_insn_p.
15516 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15518 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15519 (try_combine): Move potential calls to undo_all() so they happen
15520 before we commit to using the combined insns.
15522 2007-06-30 Jan Hubicka <jh@suse.cz>
15524 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15527 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15529 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15530 (cgraph_remove_unreachable_nodes): Likewise.
15531 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15532 * ipa-inline.c (update_caller_keys): Cast according to the coding
15534 (cgraph_decide_recursive_inlining): Likewise.
15535 (cgraph_decide_inlining_of_small_function): Likewise.
15536 (try_inline): Likewise.
15537 (cgraph_decide_inlining_incrementally): Likewise.
15538 * ipa-pure-const.c (get_function_state): Likewise.
15539 (scan_function): Likewise.
15540 (analyze_function): Likewise.
15541 (static_execute): Likewise.
15542 * ipa-reference.c (scan_for_static_refs): Likewise.
15543 (merge_callee_local_info): Likewise.
15544 (analyze_function): Use type safe memory macros.
15545 (static_execute): Likewise. Cast according to the coding conventions.
15546 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15548 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15550 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15551 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15554 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15556 PR middle-end/30024
15557 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15558 for complex modes (both int and real).
15560 2007-06-29 Jan Hubicka <jh@suse.cz>
15562 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15564 2007-06-29 Jan Hubicka <jh@suse.cz>
15566 PR middle-end/32372
15567 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15570 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15573 * config/avr/avr.c: Include dataflow header file.
15574 (expand_prologue): Adjust for prologue insn change.
15575 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15578 2007-06-29 Richard Guenther <rguenther@suse.de>
15580 PR middle-end/32493
15581 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15582 during type verification.
15584 2007-06-29 Jan Hubicka <jh@suse.cz>
15586 * recog.c (validate_change_rtx_1): Unshare TO argument.
15588 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15590 PR tree-optimization/24659
15591 * tree-vect-transform.c (vectorizable_call): Handle
15592 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15594 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15595 * config/i386/i386.c (enum ix86_builtins)
15596 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15597 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15599 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15600 const using def_builtin_const.
15601 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15602 input operands in the same modes as the result.
15603 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15605 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15607 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15608 (df_set_dead_notes_for_mw): Likewise.
15610 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15612 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15614 2007-06-28 DJ Delorie <dj@redhat.com>
15616 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15618 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15620 * doc/invoke.texi (C++ Dialect Options): Document
15621 fvisibility-ms-compat.
15622 * c.opt (fvisibility-ms-compat): New.
15624 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15627 * tree-affine.c (aff_combination_add_elt): Handle
15628 pointer addition specially.
15630 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15632 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15633 decl is non-external for AIX ABI.
15635 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15637 * config/rs6000/predicates.md (current_file_function_operand):
15638 Ensure the symbol is non-external for AIX ABI.
15640 2007-06-28 Nick Clifton <nickc@redhat.com>
15642 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15643 (fdce, fdse, fpredictive-commoning): Likewise.
15645 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15648 * gcc.c (process_command): Recognize the new -static-libgfortran
15651 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15654 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15655 Use a call clobbered hard reg instead of a pseudo reg.
15657 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15659 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15661 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15664 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15665 REG_LIBCALL and REG_RETVAL notes.
15666 (divsi3, mulsi3): Likewise.
15667 (mulhisi3): Likewise. Use emit_libcall_block.
15668 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15670 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15672 PR rtl-optimization/32481
15673 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15675 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15677 * dce.c (deletable_insn_p_1): New function, split out from...
15678 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15679 specially, not those inside PARALLELs. Remove BODY argument
15680 and adjust recursive call accordingly.
15681 (prescan_insns_for_dce): Update call to delete_insn_p.
15683 2007-06-27 Richard Guenther <rguenther@suse.de>
15685 PR middle-end/32492
15686 * tree.h (fold_convertible_p): Declare.
15687 * fold-const.c (fold_convertible_p): New function.
15688 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15689 instead of lang_hooks.types_compatible_p.
15691 2007-06-26 Jan Hubicka <jh@suse.cz>
15693 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15694 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15695 early use validate_unshare_change.
15696 (reload_combine): Likewise.
15697 * recog.c (change_t): New field unshare.
15698 (validate_change_1): Rename from validate_change; add argument unshare.
15699 (validate_change): Turn into wrapper of validate_change_1; update
15700 prototype for bools.
15701 (validate_unshare_change): New.
15702 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15703 calls of df_insn_rescan.
15704 * recog.h (validate_change): Replace ints by bools.
15705 (validate_unshare_change): Declare.
15707 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15709 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15711 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15713 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15715 2007-06-25 Jan Hubicka <jh@suse.cz>
15717 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15719 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15720 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15721 places other call site specific checks are performed.
15723 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15726 * tree-vect-transform.c (vectorizable_operation): Convert
15727 POINTER_PLUS_EXPR over to PLUS_EXPR.
15729 2007-06-25 Chao-ying Fu <fu@mips.com>
15731 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15732 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15733 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15734 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15736 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15737 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15738 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15739 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15740 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15741 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15742 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15743 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15744 ALL_FIXED_POINT_MODE_P): New define.
15745 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15747 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15749 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15750 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15751 MODE_VECTOR_UACCUM): New mode classes.
15753 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15754 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15755 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15758 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15759 (blank_mode): Initialize ibit and fbit.
15760 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15761 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15763 (new_adjust): Change required_class to required_class_from and
15764 required_class_to for testing within a range.
15765 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15766 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15767 MODE_VECTOR_UACCUM.
15768 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15769 (make_fixed_point_mode): New.
15770 (_ADD_ADJUST): Change C to C1 and C2.
15771 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15772 use a range for machine classes.
15773 (ADJUST_IBIT, ADJUST_FBIT): New.
15774 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15776 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15777 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15778 Emit adjustment for ibit and fbit.
15779 (emit_mode_ibit, emit_mode_fbit): New.
15780 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15782 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15784 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15785 as the source of the set.
15787 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15789 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15790 FP_REGNO_P): Use IN_RANGE.
15791 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15792 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15793 (DATA_REG_P): Use DATA_REGNO_P.
15794 (FP_REG_P): Use FP_REGNO_P.
15795 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15796 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15797 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15799 2007-06-24 Jan Hubicka <jh@suse.cz>
15801 PR middle-end/30563
15802 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15804 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15806 PR middle-end/32461
15807 * fold-const.c (fold_binary): Strip nops of operand 0
15808 of BIT_NOT_EXPR before calling operand_equal_p.
15809 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15810 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15812 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15814 * doc/extend.texi: Document that dllimport and dllexport imply
15815 default visibility.
15816 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15817 imported or exported declaration, including type declarations.
15818 * c-common.c (handle_visibility_attribute): Check for conflicts
15819 with dllimport/dllexport.
15820 (c_determine_visibility): Handle dllimport/dllexport as an
15821 explicit visibility atttribute.
15823 2007-06-23 Richard Guenther <rguenther@suse.de>
15825 PR tree-optimization/16876
15826 PR middle-end/29478
15827 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15829 * tree-inline.c (initialize_inlined_parameters): Do not call
15830 lang_hooks.tree_inlining.convert_parm_for_inlining.
15831 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15832 reason for mismatched types.
15833 * gimplify.c (gimplify_call_expr): Verify the call expression
15834 arguments match the called function type signature. Otherwise
15835 mark the call expression to be not considered for inlining
15836 using CALL_CANNOT_INLINE_P flag.
15837 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15838 edges call expression.
15839 (cgraph_decide_inlining_of_small_function): Likewise.
15840 (cgraph_decide_inlining): Likewise.
15841 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15843 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15844 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15845 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15846 Remove declaration.
15847 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15848 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15850 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15851 convert_parm_for_inlining member.
15853 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15856 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15857 Remove optimization for GT.
15859 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15861 PR middle-end/32437
15862 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15864 (prescan_insns_for_dce): Add extra parameter.
15866 2007-06-23 Jan Hubicka <jh@suse.cz>
15868 PR middle-end/31541
15869 * gimplify.c (mark_addressable): New function.
15870 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15872 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15874 PR middle-end/32374
15875 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15877 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15880 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15881 moves between MMX/SSE registers to at least 8 units to prevent
15882 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15884 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15886 * config/i386/i386.c (override_options): Correct x86_sahf
15889 2007-06-21 David Daney <ddaney@avtrex.com>
15892 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15893 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15894 (exception_receiver): Renamed to ...
15895 (nonlocal_goto_receiver): ... this.
15897 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15899 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15900 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15901 partial register accesses.
15903 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15905 * fold-const.c (debug_fold_checksum): Move it under
15906 ENABLE_FOLD_CHECKING.
15908 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15910 PR middle-end/20623
15911 * tree.h (debug_fold_checksum): Declared.
15912 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15913 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15914 build_fold_addr_expr_with_type_1.
15915 (fold_addr_expr, debug_fold_checksum): New.
15916 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15917 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15918 Use fold_addr_expr.
15920 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15922 PR tree-optimization/19590
15923 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15924 of scev is a constant.
15926 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15928 * df-problems.c (df_note_bb_compute): Made computation of live
15929 info consistent with df_lr.
15931 2007-06-21 Richard Guenther <rguenther@suse.de>
15933 PR tree-optimization/32453
15934 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15935 for pointer anti-range.
15937 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15939 * config/i386/i386.c (processor_target_table): Increase maximum
15940 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15943 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15944 byte alignment if > 8 byte alignment is preferred.
15945 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15947 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15949 PR tree-optimization/31866
15950 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15951 if ASM_EXPR's input is not a SSA_NAME.
15953 PR middle-end/32362
15954 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15955 but decl is a global var, instead return decl.
15956 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15957 even for is_global_var decls, if they are private in some outer
15960 2007-06-21 Richard Guenther <rguenther@suse.de>
15962 PR tree-optimization/32451
15963 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15965 2007-06-21 Christian Bruel <christian.bruel@st.com>
15967 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15968 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15969 (push_regs): Changed saving order or banked registers.
15970 (sh_expand_epilogue): Likewise.
15971 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15972 (FIRST_BANKED_REG): Likewise.
15973 (LAST_BANKED_REG): Likewise.
15974 * config/sh/sh.md (banked) New attribute.
15975 (in_delay_slot): Check banked attribute.
15977 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15979 PR tree-optimization/32075
15980 * tree-data-ref.c (subscript_dependence_tester_1,
15981 analyze_miv_subscript, analyze_overlapping_iterations,
15982 add_distance_for_zero_overlaps, build_classic_dist_vector,
15983 subscript_dependence_tester_1, analyze_overlapping_iterations,
15984 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15985 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15986 to evolution_function_is_affine_multivariate_p.
15988 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15990 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15992 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15995 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15997 * config/m32c/prologue.md (epilogue_exitd_16): New.
15998 (epilogue_reit_16): New.
15999 (epilogue_exitd): Rename to epilogue_exitd_24.
16000 (epilogue_reit): Rename to epilogue_reit_24.
16002 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16003 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16005 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16007 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16008 if dbg_cnt (sched_insn) reaches the limit.
16009 (choose_ready): New parameter INSN_PTR and new return value.
16010 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16011 the new return value from choose_ready.
16012 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16013 (rest_of_handle_global_alloc): New global_alloc_at_func.
16015 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16017 PR tree-optimization/25737
16018 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16019 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16020 * tree-flow.h (struct fieldoff): Add new field alias_set.
16021 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16022 argument addressable_type. Set alias_set of fieldoff.
16023 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16024 (create_overlap_variables_for): Pass alias_set from fieldoff to
16026 * alias.c (get_alias_set): Use alias_set from SFT if set.
16028 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16030 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16031 of a variable as an unsigned HOST_WIDE_INT integer.
16033 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16035 PR rtl-optimization/32405
16036 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16038 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16040 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16042 PR middle-end/31959
16043 * builtins.c: Include diagnostic.h.
16044 (expand_builtin_expect): Make gcc_assert more permissive.
16045 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16047 PR inline-asm/32109
16048 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16051 PR middle-end/32285
16052 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16053 if ACCUMULATE_OUTGOING_ARGS.
16055 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16057 * config/m68hc11/m68hc11.c: Include dataflow header file.
16058 (m68hc11_reorg): Port to dataflow.
16060 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16062 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16063 (struct df_problem.free_blocks_on_set_blocks): New field.
16064 (struct dataflow.optional_p): New field.
16065 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16066 (df_live_set_all_dirty): New function.
16067 * df-scan.c (df_scan_alloc): Initialize optional_p.
16068 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16069 * df-core.c (df_set_blocks): Removed use of
16070 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16071 df_problem.free_blocks_on_set_blocks to determine which blocks are
16073 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16074 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16075 uses dataflow.optional_p to determine if problem should be
16077 (rest_of_handle_df_initialize): Only start live problem if
16079 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16080 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16081 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16082 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16083 problem_NOTE): Initialize free_blocks_on_set_blocks.
16084 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16086 (df_live_set_all_dirty, df_note_alloc): New function.
16087 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16089 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16090 * postreload.c (reload_combine): Ditto.
16091 * cse.c (cse_extended_basic_block): Ditto.
16092 * regmove.c (mark_flags_life_zones): Ditto.
16093 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16094 erase_matching_seqs): Ditto.
16095 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16096 * integrate (allocate_initial_values): Ditto.
16097 * combine.c (reg_dead_at_p): Ditto.
16098 * resource.c (mark_target_live_regs): Ditto.
16099 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16100 * config/sh/sh.c (find_r0_life_regions): Ditto.
16101 * global.c (rest_of_handle_global_alloc): Only add back df_live
16103 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16104 df_live for -O > 1.
16105 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16107 (if_convert): Make sure df_live is there at -O == 1.
16108 (pass_if_after_combine): Cleanup flags.
16109 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16110 is there at -O == 1.
16112 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16114 * config/arm/arm.c (arm_get_frame_offsets): Set
16115 offsets->locals_base to avoid negative stack size.
16116 (thumb1_expand_prologue): Assert on negative stack size.
16118 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16120 PR tree-optimization/32367
16121 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16122 of the chrec has no evolution in that loop.
16123 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16125 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16127 * config/xtensa/xtensa.c: Include "df.h".
16128 (xtensa_builtin_saveregs): Use adjust_address instead of
16130 (xtensa_va_start): Invoke make_tree with sizetype for
16131 expand_builtin_saveregs and then convert the result to a pointer.
16132 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16133 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16134 Subtract argument size from index value as integers and then use
16135 POINTER_PLUS_EXPR to add the result to the array address.
16137 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16140 * config/m32c/m32c.c: Include dataflow header file.
16141 (m32c_emit_prologue): Adjust for prologue insn change.
16142 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16143 once inside a PARALLEL. Assume frame size passed in operand 0
16144 includes space to save the fb register.
16145 (prologue_enter_24): Likewise.
16146 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16148 2007-06-19 David Daney <ddaney@avtrex.com
16151 * config/mips/mips.md (cprestore): Mark $gp as used.
16153 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16156 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16157 (frv_ifcvt_modify_insn): Likewise.
16159 2007-06-19 Richard Guenther <rguenther@suse.de>
16161 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16162 only handle positive offsets that fit in a HOST_WIDE_INT.
16164 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16166 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16167 result of rsqrt insn for zero input argument to avoid NaN.
16169 2007-06-19 Richard Guenther <rguenther@suse.de>
16171 PR middle-end/31950
16172 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16174 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16176 PR tree-optimization/32353
16177 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16179 2007-06-19 Nick Clifton <nickc@redhat.com>
16181 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16183 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16186 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16187 * config/i386/i386.c (assign_386_stack_local): Assert that
16188 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16189 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16190 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16191 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16193 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16195 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16197 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16199 PR rtl-optimization/32321
16200 * gcse.c (replace_store_insn): Update the note before
16201 calling emit_insn_after.
16203 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16205 PR middle-end/32355
16206 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16208 * df-problems.c (df_note_bb_compute): Fix dumping info.
16210 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16212 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16213 insn with emit_jump_insn.
16215 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16217 PR tree-optimization/32383
16218 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16219 * targhooks.h (default_builtin_reciprocal): Update prototype.
16220 * target.h (struct gcc_target): Update builtin_reciprocal.
16221 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16222 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16223 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16224 when fndecl is in BUILT_IN_MD class.
16225 (execute_convert_to_rsqrt): Ditto.
16227 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16228 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16229 Convert BUILT_IN_SQRTF code only when md_fn is false.
16231 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16233 * bt-load.c (move_btr_def): Fix the order of arguments
16234 to validate_replace_rtx.
16236 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16238 * config/m68k/m68k-devices.def: Add 54450..54455.
16240 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16242 PR rtl-optimization/32366
16243 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16244 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16247 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16249 PR middle-end/32349
16250 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16251 this is true, rescan insn being modified.
16252 (sms_schedule): Added rescan parameter.
16253 (rest_of_handle_sms): Moved freeing of dominance info to before
16254 getting out of cfg_layout.
16256 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16258 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16259 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16262 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16263 FL_CF_EMAC from the entry for isac.
16265 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16266 (const_sibcall_operand): New.
16267 (sibcall_operand): Use it.
16268 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16269 (m68k_isas): ISAC does not imply FPU or EMAC.
16270 (override_options): Add ISA_C logic for symbolic jump & call.
16272 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16274 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16275 return mode from the builtin itself.
16276 (sparc_fold_builtin): Fix cast of zero constant.
16278 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16280 * targhooks.c (default_builtin_reciprocal): New default target hook.
16281 * targhooks.h (default_builtin_reciprocal): Add prototype.
16282 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16283 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16284 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16285 default_builtin_reciprocal.
16287 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16289 PR middle-end/31723
16290 * hooks.c (hook_tree_tree_bool_null): New hook.
16291 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16292 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16293 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16294 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16295 and convert it to reciprocal a*rfunc(b).
16296 (execute_convert_to_rsqrt): New function.
16297 (gate_convert_to_rsqrt): New function.
16298 (pass_convert_to_rsqrt): New pass definition.
16299 * target.h (struct gcc_target): Add builtin_reciprocal.
16300 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16301 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16302 TARGET_BUILTIN_RECIPROCAL.
16303 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16305 * config/i386/i386.h (TARGET_RECIP): New define.
16306 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16307 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16308 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16309 and not optimizing for size.
16310 (*rcpsf2_sse): New insn pattern.
16311 (*rsqrtsf2_sse): Ditto.
16312 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16313 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16314 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16315 and not optimizing for size.
16316 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16317 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16318 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16319 and not optimizing for size.
16320 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16321 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16322 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16323 and not optimizing for size.
16324 (*sse_rsqrtv4sf2): Do not export.
16325 (sqrtv4sf2): Ditto.
16326 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16327 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16328 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16329 and not optimizing for size.
16330 (sqrtv4sf2): Ditto.
16331 * config/i386/i386.opt (mrecip): New option.
16332 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16333 (ix86_emit_swsqrtsf): Ditto.
16334 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16335 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16336 builtin definition.
16337 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16338 ix86_expand_unop1_builtin.
16339 (ix86_emit_swdivsf): New function.
16340 (ix86_emit_swsqrtsf): Ditto.
16341 (ix86_builtin_reciprocal): New function.
16342 (TARGET_BUILTIN_RECIPROCAL): Use it.
16343 (ix86_vectorize_builtin_conversion): Rename from
16344 ix86_builtin_conversion.
16345 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16346 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16347 "i386 and x86_64 Options" section.
16348 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16350 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16351 Zdenek Dvorak <dvorakz@suse.cz>
16352 Richard Guenther <rguenther@suse.de>
16353 Kaz Kojima <kkojima@gcc.gnu.org>
16355 * tree-vrp.c (compare_values_warnv): Convert val2 to
16357 (extract_range_from_assert): Create
16358 POINTER_PLUS_EXPR for pointer types.
16359 (extract_range_from_binary_expr): Handle
16360 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16362 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16363 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16364 POINTER_PLUS_EXPR as PLUS_EXPR.
16365 (number_of_iterations_lt_to_ne):
16366 For pointer types, use sizetype when
16367 creating MINUS_EXPR/PLUS_EXPRs.
16368 (assert_loop_rolls_lt): For pointer types, use sizetype when
16369 creating MINUS_EXPR/PLUS_EXPRs.
16370 (number_of_iterations_le): Likewise.
16371 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16372 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16373 like PLUS_EXPR and MINUS_EXPR.
16374 * tree-pretty-print.c (dump_generic_node): Handle
16376 (op_prio): Likewise.
16377 (op_symbol_1): Likewise.
16378 * optabs.c (optab_for_tree_code): Likewise.
16379 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16381 * tree-tailcall.c (process_assignment): Mention
16382 POINTER_PLUS_EXPR in a TODO comment.
16383 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16384 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16385 not used with a pointer and an integer type.
16386 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16387 increment using chrec_convert_rhs instead of chrec_convert.
16388 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16389 PLUS_EXPR except for the right hand side's type will be
16391 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16392 (fold_used_pointer_cast): Kill.
16393 (pointer_offset_p): Kill.
16394 (fold_used_pointer): Kill.
16395 (pointer_used_p): Kill.
16396 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16397 call fold_used_pointer.
16398 (instantiate_parameters_1): Convert the increment
16399 using chrec_convert_rhs instead of chrec_convert.
16400 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16401 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16402 instead of PLUS_EXPR.
16403 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16404 PLUS_EXPR for pointers.
16405 (std_gimplify_va_arg_expr): Likewise.
16406 (fold_builtin_memory_op): Likewise.
16407 (fold_builtin_strstr): Likewise.
16408 (fold_builtin_strchr): Likewise.
16409 (fold_builtin_strrchr): Likewise.
16410 (fold_builtin_strpbrk): Likewise.
16411 (expand_builtin_memory_chk): Likewise.
16412 (fold_builtin_memory_chk): Likewise.
16413 (std_expand_builtin_va_start): Use
16414 sizetype for the call to make_tree and then convert
16415 to the pointer type.
16416 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16417 instead of PLUS_EXPR for adding to a pointer.
16418 (std_gimplify_va_arg_expr): Use fold_build2 for
16419 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16420 the operands to sizetype first and then cast the BIT_AND_EXPR
16421 back to the pointer type.
16422 * fold-const.c (build_range_check): Handle pointer types
16424 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16425 of PLUS_EXPR's. Make sure the offset is converted to
16427 (try_move_mult_to_index): Strip the NOPs from the offset.
16428 Remove code argument and replace all uses with PLUS_EXPR.
16429 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16430 specially. Don't use a pointer type for MINUS_EXPR.
16431 (fold_unary): Handle for (T1)(X op Y),
16432 only p+ as that is the only as that can be handled for
16433 binary operators now.
16434 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16436 <case PLUS_EXPR>: Add folding of PTR+INT into
16438 Don't call try_move_mult_to_index.
16439 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16440 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16441 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16442 Don't call try_move_mult_to_index.
16443 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16444 (tree_expr_nonzero_p): Likewise.
16445 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16446 of PLUS_EXPR for the complex expression folding.
16447 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16448 first chrec is a pointer type, then the second should
16449 be sizetype and not the first's type.
16450 For POINTER_PLUS_EXPR, use a different right hand side type.
16451 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16452 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16453 different right hand side type.
16454 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16455 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16456 instead of PLUS_EXPR.
16457 When either operand is zero, convert the other operand.
16458 (chrec_apply): Use chrec_convert_rhs
16459 on the argument x instead of chrec_convert.
16460 (reset_evolution_in_loop): For pointer types, the new_evol
16461 should be sizetype.
16462 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16463 different right hand side type.
16464 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16465 (chrec_convert_rhs): New function.
16466 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16467 different right hand side type.
16468 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16469 * tree-chrec.h (chrec_convert_rhs): New prototype.
16470 (build_polynomial_chrec): For pointer types, the right hand
16471 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16472 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16473 Remove subtraction case as it is always addition now.
16474 Make sure the offset is converted to sizetype.
16475 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16476 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16477 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16478 PLUS_EXPR in pointer type.
16479 Handle POINTER_PLUS_EXPR.
16480 (tree_to_aff_combination): Likewise.
16481 (force_expr_to_var_cost): Likewise.
16482 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16483 instead of PLUS_EXPR for pointers.
16484 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16485 instead of PLUS_EXPR of pointer types.
16486 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16488 (check_va_list_escapes): Likewise.
16489 (check_all_va_list_escapes): Likewise.
16490 * dwarf2out.c (loc_descriptor_from_tree_1):
16491 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16492 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16493 (string_constant): Likewise.
16494 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16495 the offset to the base, use POINTER_PLUS_EXPR.
16496 (add_to_parts): Convert the index to sizetype.
16497 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16498 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16499 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16500 Offset only holds something for PLUS_EXPR.
16501 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16503 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16505 (analyze_accesses_for_modify_stmt): Likewise.
16506 Remove comment about the type being integral type as it is
16508 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16510 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16512 Correct the type which the artimentic is done in (is now
16515 * tree-data-ref.c (split_constant_offset): Handle
16517 * tree-affine.c (tree_to_aff_combination): Likewise.
16518 * c-typeck.c (build_unary_op): For pointers create the increment
16519 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16521 * gimplify.c (gimplify_self_mod_expr): Create a
16522 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16523 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16524 * tree.def (POINTER_PLUS_EXPR): New tree code.
16525 * tree-predcom.c (ref_at_iteration): If we have a pointer
16526 type do the multiplication in sizetype.
16527 * tree-mudflap.c (mf_xform_derefs_1): Create a
16528 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16529 * tree-ssa-forwprop.c
16530 (forward_propagate_addr_into_variable_array_index):
16531 Don't expect there to be a cast for the index as that
16532 does not exist anymore.
16533 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16534 instead of PLUS_EXPR.
16535 Don't check for the first operand of the POINTER_PLUS_EXPR
16536 was the index as it cannot be.
16537 Call forward_propagate_addr_into_variable_array_index with
16538 the SSA_NAME instead of the statement.
16539 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16540 (compare_constant): Likewise.
16541 (copy_constant): Likewise.
16542 (compute_reloc_for_constant): Likewise.
16543 (output_addressed_constants): Likewise.
16544 (initializer_constant_valid_p): Likewise.
16545 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16546 Convert the MIN/MAX of the inner type to the outer
16547 type before comparing them.
16548 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16549 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16550 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16551 of PLUS_EXPR for pointers.
16552 * tree-inline.c (estimate_num_insns_1): Handle
16554 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16555 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16556 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16557 instead of PLUS_EXPR for the pointer increment statement.
16558 (vect_update_ivs_after_vectorizer): For pointer types, create
16559 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16560 MULT_EXPR in sizetype.
16561 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16563 * tree-object-size.c (plus_expr_object_size): Handle
16564 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16565 code which is trying to figure out which side is a pointer and
16567 (check_for_plus_in_loops_1): Likewise.
16568 (check_for_plus_in_loops): Likewise.
16569 * c-common.c (pointer_int_sum): Create a
16570 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16571 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16572 only POINTER_PLUS_EXPR. Removing all the extra
16573 code which is trying to figure out which side is a pointer and
16575 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16576 PLUS_EXPR and MINUS_EXPR.
16577 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16579 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16580 with make_tree, instead of a pointer type.
16581 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16582 for pointers instead of PLUS_EXPR.
16583 (s390_gimplify_va_arg): Likewise.
16584 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16585 instead of PLUS_EXPR when doing addition on pointer
16586 types. Use sizetype for the second operand.
16587 (spu_gimplify_va_arg_expr): Likewise.
16588 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16589 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16590 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16591 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16592 for the pointer addition and also use size_int/sizetype
16594 (ix86_gimplify_va_arg): Likewise.
16595 Perform BIT_AND_EXPR on sizetype arguments.
16596 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16597 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16598 for the pointer additions and also use size_int for the offsets.
16599 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16600 additions and also use size_int for the offsets. Perform
16601 BIT_AND_EXPR on sizetype arguments.
16602 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16603 POINTER_PLUS_EXPR for pointers and create the
16604 BIT_AND_EXPR in sizetype.
16605 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16606 instead of PLUS_EXPR for pointer addition.
16607 (rs6000_va_start): Likewise.
16608 Also use sizetype for the offset.
16609 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16610 as PLUS_EXPR/MINUS_EXPR.
16611 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16612 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16613 Don't use BIT_AND_EXPR on a pointer type, convert the
16614 expression to sizetype first.
16615 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16617 (mips_gimplify_va_arg_expr): Likewise.
16618 Don't create BIT_AND_EXPR in a pointer type.
16620 2007-06-15 Eric Christopher <echristo@apple.com>
16622 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16623 (x86_64-*-darwin*): Ditto.
16624 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16627 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16629 * doc/extend.texi: Document behavior of __attribute__((aligned))
16632 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16634 * rtlanal.c (note_stores): Improve documentation.
16636 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16638 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16639 LOCAL_LABEL_PREFIX): Delete.
16640 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16641 (bfin_internal_label): Delete.
16643 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16645 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16646 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16647 otherwise define to LIBGCC2_TF_CEXT.
16648 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16649 (LIBGCC_TF_CEXT): Ditto.
16652 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16654 PR rtl-optimization/32339
16655 * df-scan.c (df_uses_record): Don't modify flags but just add to
16656 it for df_ref_record.
16658 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16660 * tree-mudflap.c: Fix whitespace issues.
16662 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16664 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16666 2007-06-14 Eric Christopher <echristo@apple.com>
16668 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16669 (movv4sf): Use gcc_unreachable instead of abort.
16671 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16674 * config/i386/sfp-machine.h (CMPtype): New define.
16675 (mach stubs): Use CMPtype instead of int as a return type.
16677 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16679 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16680 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16681 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16682 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16683 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16684 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16685 config/soft-fp/soft-fp.h: Update from glibc CVS.
16687 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16689 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16691 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16694 * config/v850/v850.c: Include dataflow header file.
16695 (substitute_ep_register): Fix typo.
16697 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16699 * configure.ac: Fix earlier checkin.
16700 * configure: Regenerated.
16702 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16704 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16705 * aclocal.m4: Regenerate.
16706 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16707 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16708 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16709 * configure: Regenerate.
16710 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16712 * Makefile.in (quickstrap): Build libgcc too.
16714 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16716 * configure.ac: Add --enable-checking=df. Explicitly mention that
16717 the variables are initialized as for "release".
16718 * df-core.c: Use it.
16719 * configure: Regenerate.
16720 * config.in: Regenerate.
16722 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16724 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16725 validate_replace_rtx instead of replace_rtx.
16726 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16728 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16730 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16731 (DWARF2_UNWIND_INFO): Override default if configured with
16733 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16734 (ENDFILE_SPEC): Add crtend.o.
16735 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16736 (ENDFILE_SPEC): Add crtend.o.
16737 (TARGET_USE_JCR_SECTION): Define.
16738 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16740 * config/i386/cygming-crtbegin.c: New file.
16741 * config/i386/cygming-crtend.c: New file.
16743 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16745 * config/i386/w32-unwind.h: New file.
16747 2007-06-13 Eric Christopher <echristo@apple.com>
16749 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16750 the user set a value below STACK_BOUNDARY.
16752 2007-06-13 Thiemo Seufer <ths@networkno.de>
16754 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16755 imply -lpthread for -pthread.
16757 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16759 * basic-block.h: Remove the prototype for
16760 free_basic_block_vars.
16761 * cfglayout.h: Remove the prototype for
16762 insn_locators_initialize.
16763 * tree.h: Remove the prototype for emit_line_note.
16765 * tree-ssa-pre.c (mergephitemp): Remove.
16766 (init_pre): Don't use mergephitemp.
16768 2007-06-13 Eric Christopher <echristo@apple.com>
16770 * config/i386/i386.c (override_options): If we've specified
16771 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16773 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16775 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16778 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16780 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16781 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16782 (eh_store_handler): New pattern.
16783 (eh_return): Emit it instead of a plain move.
16785 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16787 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16788 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16789 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16792 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16794 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16795 (find_next_insn_start, find_load): New functions.
16796 (bfin_reorg): Use them to deal with the fact that parallel insns are
16797 no longer represented as a SEQUENCE.
16799 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16801 * config/sparc/sparc.c (sparc_override_options): Initialize
16802 fpu mask correctly.
16804 2007-06-13 Dave Korn <dave.korn@artimi.com>
16806 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16808 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16810 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16811 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16812 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16813 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16814 tree-vect-transform.c: Fix comment typos. Follow spelling
16817 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16819 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16820 to the exit block use set.
16821 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16822 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16823 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16825 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16827 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16828 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16829 to indicate an error.
16830 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16832 (dbg_cnt_process_opt): Print an error on a bad argument.
16833 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16834 * common.opt (-fdbg-cnt-list): New.
16835 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16837 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16839 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16840 flag on ref-all pointers.
16842 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16844 PR middle-end/31579
16845 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16846 for the offset with the modifier as EXPAND_INITIALIZER
16847 if the modifier is EXPAND_INITIALIZER.
16848 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16849 a register if we had an overflow.
16851 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16853 * real.c (real_isfinite): New.
16854 (real_sqrt): Use it.
16855 * real.h (real_isfinite): New.
16856 * builtins.c: Use it.
16858 2007-06-12 Ian Lance Taylor <iant@google.com>
16859 Daniel Berlin <dberlin@dberlin.org>
16862 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16863 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16864 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16865 (DECL_NO_TBAA_P): Define.
16866 (struct tree_decl_common): Add no_tbaa_flag field.
16867 * tree-ssa-structalias.c (struct variable_info): Add
16868 no_tbaa_pruning field.
16869 (new_var_info): Initialize no_tbaa_pruning field.
16870 (unify_nodes): Copy no_tbaa_pruning field.
16871 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16872 (dump_solution_for_var): Print no_tbaa_pruning flag.
16873 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16875 (compute_tbaa_pruning): New static function.
16876 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16877 Call compute_tbaa_pruning.
16878 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16879 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16880 * gimple-low.c (lower_stmt): Likewise.
16881 * tree-gimple.c (is_gimple_stmt): Likewise.
16882 * tree-ssa-operands.c (get_expr_operands): Likewise.
16883 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16884 * tree-inline.c (estimate_num_insns_1): Likewise.
16885 (copy_result_decl_to_var): Likewise.
16886 * expr.c (expand_expr_real_1): Likewise.
16887 * tree-pretty-print.c (dump_generic_node): Likewise.
16888 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16889 * omp-low.c (omp_copy_decl_2): Likewise.
16890 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16891 * doc/c-tree.texi (Expression trees): Document
16892 CHANGE_DYNAMIC_TYPE_EXPR.
16894 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16896 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16897 with !HONOR_NANS and !HONOR_INFINITIES.
16898 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16900 2007-06-12 Tristan Gingold <gingold@adacore.com>
16902 * gcov.c: Comments updated.
16903 (source_info): Add file_time field.
16904 (source_index): New variable.
16905 (mutiple_files): New variable.
16906 (generate_results): New function extracted from process_file.
16907 (process_file): Save and restore chain of functions, generate
16908 results and free structures only if not merging results.
16909 (release_structures): File names are now freed in create_file_names
16910 (create_file_names): Free previous file names.
16911 (find_source): File date is now read here and modifications in
16912 source files is checked here.
16913 (read_graph_file): Only reverse order of functions for the current
16915 (make_gcov_file_name): Do not generate long names if input_name is
16917 (output_lines): If merging results do not display graph, data and
16919 Checking source file modification is done in find_source.
16921 * doc/gcov.texi: Append an s to sourcefile.
16923 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16925 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16926 (forced_nop): New pattern.
16927 * config/bfin/bfin.c: Include "df.h".
16928 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16929 (bfin_discover_loop): Use df_get_live_in instead of
16930 global_live_at_start.
16931 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16932 df_analyze when done.
16933 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16934 the insns. Use QImode for the final insn in a bundle. Call
16935 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16937 (reorder_var_tracking_notes): New function.
16938 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16939 update_life_info. Call df_analyze after scheduling and bundle
16940 generation. Call reorder_var_tracking_notes if generating these
16941 notes. Call df_finish_pass at the end.
16943 2007-06-12 Dirk Mueller <dmueller@suse.de>
16945 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16946 a comparison, not an assignment.
16948 2007-06-12 Olivier Hainque <hainque@adacore.com>
16950 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16951 Request walking the subtrees only, leaving the current is_lhs/val_only
16953 (convert_non_local_reference): Likewise.
16955 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16957 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16959 2007-06-12 Richard Guenther <rguenther@suse.de>
16961 PR tree-optimization/15353
16962 PR tree-optimization/31657
16963 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16964 * timevar.def: Add TV_TREE_IFCOMBINE.
16965 * tree-pass.h (pass_tree_ifcombine): Declare.
16966 * tree-ssa-ifcombine.c: New file.
16967 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16968 * tree-flow.h (blocks_in_phiopt_order): Declare.
16969 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16970 (tree-ssa-ifcombine.o): New dependencies.
16972 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16974 PR rtl-optimization/32293
16975 * combine.c (simplify_if_then_else): Truncate return from
16976 nonzero_bits() to correct mode.
16978 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16980 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16981 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16983 2007-06-11 Diego Novillo <dnovillo@google.com>
16985 * Makefile.in (reload1.o-warn): Remove.
16987 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16989 * combine.c (subst): Use reg_overlap_mentioned_p
16990 instead of comparing register numbers directly.
16992 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16994 * reload1.c (mark_home_live_1): Use the mode parameter.
16996 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16998 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16999 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17001 * df-core.c: Ditto.
17003 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17005 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17007 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17009 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17010 from integer registers.
17011 (FP mode splitters): Handle TFmode.
17013 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17015 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17016 for ref-all pointers that point-to anything.
17018 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17020 * config/arm/arm.c (arm_output_dwarf_dtprel,
17021 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17023 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17025 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17026 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17029 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17031 * tree.c (signed_or_unsigned_type_for): New.
17032 (unsigned_type_for): Use signed_or_unsigned_type_for.
17033 (signed_type_for): Use signed_or_unsigned_type_for.
17034 * tree.h (signed_or_unsigned_type_for): New.
17035 (get_signed_or_unsigned_type): Remove.
17036 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17037 lang_hooks.types.signed_type
17038 (size_diffop): Likewise.
17039 (all_ones_mask_p): Likewise.
17040 (build_range_check): Likewise.
17041 (fold_cond_expr_with_comparison): Likewise.
17042 (fold_cond_expr_with_comparison): Likewise.
17043 (unextend): Likewise.
17044 (extract_muldiv_1): Likewise.
17045 (fold_single_bit_test_into_sign_test): Likewise.
17046 (fold_binary): Likewise.
17047 (fold_ternary): Likewise.
17048 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17049 instead of get_signed_or_unsigned_type.
17050 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17051 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17052 * expr.c (signed_or_unsigned_type_for): Use
17053 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17054 * langhooks.c (get_signed_or_unsigned_type): Remove.
17055 (lhd_signed_or_unsigned_type): Remove.
17056 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17057 signed_or_unsigned_type.
17058 (lhd_signed_or_unsigned_type): Remove.
17059 * expmed.c (make_tree): Use signed_type_for instead of
17060 lang_hooks.types.signed_type.
17061 * c-common.c (same_scalar_type_ignoring_signedness): Use
17062 c_common_signed_type instead of lang_hooks.types.signed_type.
17063 (c_common_unsigned_type): New.
17064 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17065 (shorten_compare): Use c_common_unsigned_type instead of
17066 c_common_signed_or_unsigned_type.
17067 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17069 * convert.c (convert_to_integer): Use signed_type_for instead of
17070 lang_hooks.types.signed_type.
17071 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17072 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17073 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17074 * c-format.c (check_format_types): Use c_common_unsigned_type
17075 instead of unsigned_type_for.
17076 * c-decl.c (groakdeclarator): Likewise.
17077 * c-typeck.c (convert_for_assignment): Likewise.
17078 * c-common.h (c_common_unsigned_type): New.
17080 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17083 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17084 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17086 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17088 PR middle-end/32279
17089 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17090 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17092 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17093 Sebastian Pop <sebpop@gmail.com>
17095 * lambda-code.c (remove_iv): New.
17096 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17098 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17100 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17101 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17102 * tree-ssa-loop-prefetch.c: Include optabs.h.
17103 (FENCE_FOLLOWING_MOVNT): New macro.
17104 (struct mem_ref): Add independent_p and storent_p fields.
17105 (record_ref): Initalize the new fields.
17106 (gather_memory_references_ref): Return true if the reference
17108 (gather_memory_references): Check whether all memory accesses
17109 in loop were recorded.
17110 (should_issue_prefetch_p): Return false for nontemporal stores.
17111 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17112 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17113 (determine_loop_nest_reuse): Detect independent memory references.
17114 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17115 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17116 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17117 * config/i386/i386.h (x86_mfence): Declare.
17118 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17119 * config/i386/i386.c (x86_mfence): New variable.
17120 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17122 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17123 * optabs.c (init_optabs): Initialize storent_optab.
17124 * optabs.h (enum optab_index): Add OTI_storent.
17125 (storent_optab): Declare.
17126 * genopinit.c (optabs): Add initialization for storent_optab.
17127 * tree.h (MOVE_NONTEMPORAL): New macro.
17128 * expr.c (expand_assignment, store_expr, store_constructor_field,
17129 store_constructor, store_field, expand_expr_real_1): Propagate
17130 nontemporality of the expanded store.
17131 (emit_storent_insn): New function.
17132 * expr.h (expand_assignment, store_expr): Declaration changed.
17133 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17134 to expand_assignment.
17135 * stmt.c (expand_asm_expr): Ditto.
17136 * calls.c (initialize_argument_information): Pass false as
17137 nontemporality to store_expr.
17138 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17141 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17143 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17145 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17147 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17149 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17150 and allow DECL_P here.
17152 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17154 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17155 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17156 track of the size of the expression.
17157 * cfghooks.c (merge_blocks): Remove block from loops structure only
17158 after call of the merge_blocks hook.
17160 2007-06-09 Tom Tromey <tromey@redhat.com>
17162 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17163 (deprecated_state): Removed.
17164 (start_decl): Update.
17165 (enum deprecated_states): Moved earlier.
17166 (groktypename): Update.
17167 (push_parm_decl): Likewise.
17168 (grokfield): Likewise.
17169 (start_function): Likewise.
17171 2007-06-09 Ian Lance Taylor <iant@google.com>
17173 PR tree-optimization/32169
17174 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17175 CONVERT_EXPR, check whether min and max both converted to an
17176 overflow infinity representation.
17178 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17180 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17181 not inserted on the edge.
17183 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17185 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17186 instructions if they are supported.
17187 (__divsi3, __umodsi3, __modsi3): Likewise.
17188 (__ashldi3, __ashrdi3, __lshrdi3): New.
17189 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17191 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17192 Tony Linthicum <tony.linthicum@amd.com>
17194 * doc/invoke.texi: Add fvect-cost-model flag.
17195 * common.opt (fvect-cost-model): New flag.
17196 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17197 cost fields in stmt_vec_info struct for STMT.
17198 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17199 fields in stmt_vec_info struct and access functions for the same.
17200 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17201 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17202 load, store and vector to scalar operation.
17203 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17204 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17205 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17206 (TARG_VEC_STORE_COST): Define cost of vector store.
17207 (vect_estimate_min_profitable_iters): Define new function.
17208 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17209 check to evaluate if loop iterations are less than minimum profitable
17210 iterations determined by cost model or minimum vect loop bound defined
17211 by user, whichever is more conservative.
17212 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17213 run-time check to evaluate if loop iterations are less than minimum
17214 profitable iterations determined by cost model or minimum vect loop
17215 bound defined by user, whichever is more conservative.
17216 (vect_estimate_min_profitable_iterations): New function to estimate
17217 mimimimum iterartions required for vector version of loop to be
17218 profitable over scalar version.
17219 (vect_model_reduction_cost): New function.
17220 (vect_model_induction_cost): New function.
17221 (vect_model_simple_cost): New function.
17222 (vect_cost_strided_group_size): New function.
17223 (vect_model_store_cost): New function.
17224 (vect_model_load_cost): New function.
17225 (vectorizable_reduction): Call vect_model_reduction_cost during
17227 (vectorizable_induction): Call vect_model_induction_cost during
17229 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17230 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17231 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17232 vectorizable_promotion, vectorizable_demotion): Call
17233 vect_model_simple_cost during analysis phase.
17235 2007-06-08 Simon Baldwin <simonb@google.com>
17237 * reg-stack.c (get_true_reg): Readability change. Moved default case
17238 label into direct switch statement scope.
17240 2007-06-08 Simon Baldwin <simonb@google.com>
17242 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17243 in gcc_assert() with '==' comparison.
17245 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17247 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17248 TARGET_ABM handling of x86_popcnt variable.
17250 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17252 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17253 __builtin_copysignq and __builtin_infq built-in functions.
17255 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17257 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17258 SSE4.2 section. Correct built-in function names in SSE4A section.
17260 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17262 PR tree-optimization/32243
17263 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17264 for ncopies after ratio check between nunits_out and nunits_in.
17265 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17267 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17269 PR tree-optimization/32224
17270 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17271 vectorization upon a non GIMPLE_MODIFY_STMT.
17273 2007-06-08 Christian Bruel <christian.bruel@st.com>
17276 * config/sh/sh.md (doloop_end): New pattern and splitter.
17277 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17279 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17281 PR middle-end/32209
17282 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17284 (verify_dominators): Do not change dominance tree.
17286 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17288 * config/sh/constraints.md: New file.
17289 * config/sh/sh.c: Include tm-constrs.h.
17290 (reg_class_from_letter): Remove.
17291 (prepare_cbranch_operands): Use satisfies_constraint_*
17292 function instead of macro.
17293 (andcosts, broken_move, sh_secondary_reload): Likewise.
17294 * config/sh/predicates.md (trapping_target_operand): Likewise.
17295 (and_operand, arith_operand, arith_reg_or_0_operand,
17296 cmp_operand, logical_operand, target_operand,
17297 ua_address_operand, ua_offset, xor_operand): Likewise.
17298 * config/sh/sh.md: Include constraints.md.
17299 (*movsicc_t_false): Use satisfies_constraint_* function
17301 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17302 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17303 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17304 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17305 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17306 (REG_CLASS_FROM_CONSTRAINT): Remove.
17307 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17308 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17309 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17310 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17311 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17312 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17313 function instead of macro.
17314 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17315 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17316 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17317 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17318 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17319 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17320 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17321 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17322 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17323 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17324 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17325 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17326 EXTRA_CONSTRAINT_STR): Likewise.
17327 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17329 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17331 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17333 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17336 * c-common.h (flag_cpp0x): Replaced by...
17337 (cxx_dialect): ... this new variable specifying the C++ dialect that
17339 * c-common.c (flag_cpp0x): Removed.
17340 (cxx_dialect): Defined.
17341 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17343 * c-opts.c (c_common_post_options): Likewise.
17344 (set_std_cxx98): Set cxx_dialect to cxx98.
17345 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17347 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17348 Hui-May Chang <hm.chang@apple.com>
17350 * doc/invoke.texi (Darwin Options): Update documentation for
17351 -mmacosx-version-min.
17352 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17353 * config/darwin-driver.c: New file.
17354 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17355 * config/t-darwin (darwin-driver.o): New rule.
17357 * config/darwin-c.c (version_as_macro): Ignore low digit.
17359 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17361 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17362 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17363 (CSGNMODE): New mode macro.
17364 (CSGNVMODE): New mode attribute.
17365 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17366 expander using CSGNMODE mode macro. Handle TFmode.
17367 (copysign<mode>3_const): Rename from copysignsf3_const and
17368 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17370 (copysign<mode>3_var): Rename from copysignsf3_var and
17371 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17373 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17374 mode macro. Handle TFmode.
17375 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17376 (iortf3, *iortf3): Ditto.
17377 (xortf3, *xortf3): Ditto.
17378 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17379 TFmode and TImode masks.
17380 (ix86_expand_copysign): Expand TFmode copysign insn.
17381 (IX86_BUILTIN_INFQ): New.
17382 (IX86_BUILTIN_FABSQ): Ditto.
17383 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17384 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17385 [__builtin_fabsq]: Ditto.
17386 [__builtin_copysignq]: Ditto.
17387 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17388 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17389 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17390 ix86_expand_binop_builtin().
17392 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17394 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17396 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17399 * rtl.h (push_to_sequence2): New.
17400 * emit-rtl.c (push_to_sequence2): New.
17401 * function.c (assign_parm_data_all): Add new fields.
17402 (assign_parm_setup_block): Call push_to_sequence2 instead of
17404 (assign_parm_setup_reg): Ditto.
17405 (assign_parm_setup_stack): Ditto.
17406 (assign_parms_unsplit_complex): Ditto.
17407 (assign_parms): Change field name.
17409 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17411 PR tree-optimization/32220
17412 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17413 phi node is reached before defining statement.
17415 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17418 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17419 after changing the right hand side of the assignment.
17421 2007-06-06 Eric Christopher <echristo@apple.com>
17423 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17424 (x86_64-*-darwin*): Ditto.
17425 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17426 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17428 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17430 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17431 coding conventions.
17432 (add_key): Likewise.
17433 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17434 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17436 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17438 (add_cost_one_coalesce): Likewise.
17439 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17440 variable names. Rename orig to orig_name for consistency.
17441 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17442 coding conventions.
17443 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17445 (record_equivalences_from_stmt): Likewise.
17446 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17447 the coding conventions.
17448 (memory_ssa_name_same): Likewise.
17449 (dse_optimize_stmt): Likewise.
17450 (dse_record_phis): Likewise.
17451 (dse_finalize_block): Likewise.
17452 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17453 keywords as variable names.
17454 (may_move_till): Cast according to the coding conventions.
17455 (force_move_till_expr): Avoid using C++ keywords as variable names.
17456 (force_move_till): Cast according to the coding conventions.
17457 (memref_hash): Likewise.
17458 (memref_eq): Likewise.
17459 (gather_mem_refs_stmt): Likewise.
17460 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17461 using C++ keywords as variable names.
17462 (idx_find_step): Cast according to the coding conventions.
17463 (idx_record_use): Likewise.
17464 (find_depends): Likewise.
17465 (prepare_decl_rtl): Likewise.
17466 (mbc_entry_hash): Likewise.
17467 (mbc_entry_eq): Likewise.
17468 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17469 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17470 (idx_infer_loop_bounds): Cast according to the coding conventions.
17471 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17472 * tree-ssa-math-opts.c (occ_new ): Likwise.
17473 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17475 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17477 (add_use_op): Likewise.
17478 (add_vop): Likewise.
17479 (add_vuse_op): Likewise.
17480 (add_vdef_op): Likewise.
17481 (get_expr_operands): Likewise.
17482 (push_stmt_changes): Use type safe memory macros.
17483 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17484 keywords as variable names.
17485 (conditional_replacement): Likewise.
17486 (minmax_replacement): Likewise.
17487 (abs_replacement): Likewise.
17488 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17489 coding conventions.
17490 (insert_fake_stores): Avoid using C++ keywords as variable names.
17491 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17493 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17494 (heapvar_insert): Use type safe memory macros.
17495 (new_var_info): Cast according to the coding conventions.
17496 (new_constraint): Likewise.
17497 (remove_preds_and_fake_succs): Use type safe memory macros.
17498 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17500 (thread_single_edge): Likewise.
17501 (thread_through_loop_header): Likewise.
17503 2007-06-06 Eric Christopher <echristo@apple.com>
17505 * config/i386/i386.c (override_options): Move handling
17506 of TARGET_SUBTARGET* earlier.
17508 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17510 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17513 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17515 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17516 emited outside of basic block.
17517 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17518 the created blocks.
17519 * rtl.h (delete_insn_chain): Declaration changed.
17520 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17522 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17523 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17524 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17525 to delete_insn_chain.
17526 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17527 do not have bb field set.
17528 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17530 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17531 * cfgcleanup.c (try_optimize_cfg): Ditto.
17533 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17535 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17536 (lambda_body_vector_new): Use type safe memory macros.
17537 (lambda_linear_expression_new): Likewise.
17538 (lambda_loopnest_new): Likewise.
17539 (lambda_lattice_new): Likewise.
17540 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17541 conventions. Use type safe memory macros.
17542 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17543 (lambda_body_vector_s): Likewise.
17544 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17545 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17547 2007-06-06 Richard Guenther <rguenther@suse.de>
17549 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17550 if we need to schedule cfg_cleanup.
17551 (tree_ssa_forward_propagate_single_use_vars): Do so.
17553 2007-06-06 Ian Lance Taylor <iant@google.com>
17555 * fold-const.c (merge_ranges): If range_successor or
17556 range_predecessor fail, just return 0.
17558 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17560 PR tree-optimization/32216
17561 * tree-vectorizer.c (supportable_widening_operation): Determine
17562 signedness of FIX_TRUNC_EXPR from output operand.
17563 (supportable_narrowing_operation): Ditto.
17564 * tree-vect-generic.c (expand_vector_operations_1): Determine
17565 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17566 from input operand.
17568 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17570 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17571 (struct pta): ...from here. Change flags to unsigned to avoid
17572 excessive casting (as it is used as a bit mask).
17573 (override_options): Add casts according to the coding convenventions.
17574 (x86_64_elf_unique_section): Likewise.
17575 (examine_argument): Avoid using C++ keywords as variable names.
17576 (construct_container): Likewise.
17577 (legitimize_pic_address): Likewise.
17578 (get_dllimport_decl): Cast according to the coding conventions. Use
17579 type safe memory macros.
17580 (legitimize_address): Cast according to the coding conventions.
17581 (emit_i387_cw_initialization): Corrected the type of slot to enum
17583 (ix86_init_machine_status): Use type safe memory macros.
17584 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17585 (bdesc_pcmpistr): Likewise.
17586 (bdesc_crc32): Likewise.
17587 (bdesc_sse_3arg): Likewise.
17588 (bdesc_2arg): Likewise.
17589 (bdesc_1arg): Likewise.
17590 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17591 (ix86_expand_sse_pcmpistr): Likewise.
17592 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17593 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17594 int to match the langhook definition.
17595 (ix86_builtin_conversion): Change the type of code to unsigned init to
17596 match the langhook definition.
17597 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17599 (ix86_preferred_output_reload_class): Likewise.
17600 (ix86_cannot_change_mode_class): Likewise.
17601 (ix86_memory_move_cost): Likewise.
17602 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17603 avoid excessive casting later on.
17604 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17606 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17608 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17609 as flags setting insn.
17610 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17612 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17614 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17615 (UNSPEC_ROUND): New.
17616 ("sse4_1_round<mode>2"): New insn pattern.
17617 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17619 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17620 expander using SSEMODEF mode macro. Expand using
17621 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17622 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17623 expander using SSEMODEF mode macro. Expand using
17624 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17625 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17626 expander using SSEMODEF mode macro. Expand using
17627 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17628 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17629 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17630 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17633 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17634 Sebastian Pop <sebpop@gmail.com>
17636 * lambda.h (build_linear_expr): New.
17637 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17638 Use build_linear_expr, call fold and force_gimple_operand.
17639 (lambda_loopnest_to_gcc_loopnest): Check that there is
17640 something to insert.
17641 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17643 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17645 PR preprocessor/23479
17646 * doc/extend.texi: Document the 0b-prefixed binary integer
17647 constant extension.
17649 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17651 PR tree-optimization/32215
17652 * tree-vectorizer.c (supportable_widening_operation): Return false
17653 for unsupported FIX_TRUNC_EXPR tree code.
17654 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17656 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17658 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17659 register on SPE targets. Change documentation to reflect
17661 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17662 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17663 out of the register allocation pool.
17664 (rs6000_reg_live_or_pic_offset_p): New function.
17665 (rs6000_emit_prologue): Move the actual saving of LR up to free
17666 r0 for holding r11. Split saving of SPE 64-bit registers into
17667 its own case. Ensure that offsets will always be in-range for
17668 'evstdd' by using r11 as a scratch register to point at the start
17669 of the SPE save area. Save r11 if necessary, as it is the static
17671 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17672 into its own case. Ensure that offsets will always be in-range
17673 for 'evldd' by using r11 as a scratch register to point at the
17674 start of the SPE save area. Also adjust r11 when restoring
17675 the stack pointer to compensate for pre-loading r11.
17677 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17679 * cfg.c (init_flow): Use type safe memory macros.
17680 (alloc_block): Likewise.
17681 (unchecked_make_edge): Likewise.
17682 (dump_flow_info): Avoid using C++ keywords as variable names.
17683 (copy_original_table_clear): Cast according to the coding conventions.
17684 (copy_original_table_set): Likewise.
17685 * cfgexpand (label_rtx_for_bb): Likewise.
17686 (expand_gimple_basic_block): Likewise.
17687 * cfghooks.c (dump_bb): Likewise.
17688 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17690 (lv_add_condition_to_bb): Likewise.
17691 * cfglayout (relink_block_chain): Cast according to the coding
17693 (fixup_reorder_chain): Likewise.
17694 (fixup_fallthru_exit_predecessor): Likewise.
17695 * cfgloop.c (glb_enum_p): Likewise.
17696 (get_exit_description): Likewise.
17697 (dump_recorded_exit): Likewise.
17698 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17699 (struct loop): ... from here.
17700 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17702 * cfgrtl.c (rtl_create_basic_block): Likewise.
17703 (rtl_split_block): Likewise.
17704 (rtl_dump_bb): Likewise.
17705 (cfg_layout_split_block): Likewise.
17706 (init_rtl_bb_info): Use typesafe memory macros.
17708 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17709 * graphds.h: Updated all usages of edge to graph_edge.
17710 * graphds.c: Likewise.
17711 * cfgloopanal.c: Likewise.
17713 2007-06-05 Ian Lance Taylor <iant@google.com>
17715 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17716 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17717 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17719 (test_for_singularity): Likewise.
17721 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17723 * config/i386/constraints.md ("Y2"): Replaced by ...
17725 * config/i386/i386.md: Likewise.
17726 * config/i386/mmx.md: Likewise.
17727 * config/i386/sse.md: Likewise.
17729 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17731 * config/i386/constraints.md ("z"): Replaced by ...
17733 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17734 (sse4_1_blendvps): Likewise.
17735 (sse4_1_pblendvb): Likewise.
17736 (sse4_2_pcmpestr): Likewise.
17737 (sse4_2_pcmpestrm): Likewise.
17738 (sse4_2_pcmpestr_cconly): Likewise.
17739 (sse4_2_pcmpistr): Likewise.
17740 (sse4_2_pcmpistrm): Likewise.
17741 (sse4_2_pcmpistr_cconly): Likewise.
17743 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17745 * matrix-reorg.c (transform_access_sites): Fix computation.
17746 (transform_allocation_sites): Same.
17748 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17750 * config/i386/i386.c (override_options): Use
17751 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17753 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17755 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17756 (nonimm_not_xmm0_operand): Ditto.
17757 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17758 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17759 as operand[2] predicate. Require "z" class XMM register for
17760 operand[3]. Adjust asm template.
17761 ("sse4_1_blendvpd"): Ditto.
17762 ("sse4_1_pblendvb"): Ditto.
17763 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17764 force op2 into xmm0 register for variable blend instructions.
17766 2007-06-04 Tom Tromey <tromey@redhat.com>
17768 * c-tree.h (start_enum): Update.
17769 (build_enumerator): Likewise.
17770 * c-decl.c (enum_next_value): Removed.
17771 (enum_overflow): Likewise.
17772 (start_enum): Add c_enum_contents argument. Don't use globals.
17773 (build_enumerator): Likewise.
17774 * c-tree.h (struct c_enum_contents): New struct.
17776 2007-06-04 Tom Tromey <tromey@redhat.com>
17778 * c-common.c (c_common_get_alias_set): Fix indentation.
17780 2007-06-04 Ian Lance Taylor <iant@google.com>
17782 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17783 to overflow, reduce overflow infinity to regular infinity.
17784 (vrp_var_may_overflow): New static function.
17785 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17787 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17789 * stor-layout.c (layout_type): Remove duplicate code.
17791 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17794 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17795 before build_common_builtin_nodes ().
17797 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17800 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17802 2007-06-04 Jan Hubicka <jh@suse.cz>
17804 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17805 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17806 instead of _stat version.
17808 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17810 PR tree-optimization/32194
17811 * tree-predcom.c (determine_offset): Check that both references have
17814 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17816 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17817 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17818 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17819 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17820 Add argument to iterate_fix_dominators call.
17821 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17822 * gcse.c (hoist_code): Change domby to vector.
17823 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17824 Add argument to iterate_fix_dominators call.
17825 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17826 recompute_dominator.
17827 * lambda-code.c (perfect_nestify): Ditto.
17828 * cfgloopanal.c: Include graphds.h.
17829 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17830 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17831 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17833 * graphds.c: New file.
17834 * graphds.h: New file.
17835 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17836 (get_dominated_by, get_dominated_by_region): Change return type to
17838 (verify_dominators): Recompute all dominators and compare the results.
17839 (recount_dominator): Renamed to ...
17840 (recompute_dominator): ... this. Do not check that the block is
17841 dominated by entry.
17842 (iterate_fix_dominators): Reimplemented.
17843 (prune_bbs_to_update_dominators, root_of_dom_tree,
17844 determine_dominators_for_sons): New functions.
17845 * et-forest.c (et_root): New function.
17846 * et-forest.h (et_root): Declare.
17847 * Makefile.in (graphds.o): Add.
17848 (cfgloopanal.o): Add graphds.h dependency.
17849 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17850 * basic-block.h (get_dominated_by, get_dominated_by_region,
17851 iterate_fix_dominators): Declaration changed.
17852 (recount_dominator): Renamed to ...
17853 (recompute_dominator): ... this.
17854 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17855 (thread_through_all_blocks): Do not free dominance info.
17857 2007-06-03 Andreas Schwab <schwab@suse.de>
17859 * config/m68k/m68k.c (override_options): Don't override
17861 * config/m68k/m68k-modes.def (SF, DF): Define to use
17862 motorola_single_format and motorola_double_format, resp.
17863 * real.c (motorola_single_format): Renamed from
17864 coldfire_single_format.
17865 (motorola_double_format): Renamed from coldfire_double_format.
17866 (encode_ieee_extended): Generate a proper canonical NaN image
17867 respecting canonical_nan_lsbs_set.
17868 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17870 * real.h: Adjust declarations.
17872 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17875 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17876 the symbol is generated with the stack protector.
17878 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17880 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17881 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17883 * doc/extend.texi (interrupt): Mention m68k.
17885 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17887 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17888 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17889 (ix86_expand_sse_pcmpestr): Do not check operands for
17890 "register_operand", when insn operand predicate is "register_operand".
17891 (ix86_expand_sse_pcmpistr): Ditto.
17893 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17894 Uros Bizjak <ubizjak@gmail.com>
17896 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17897 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17898 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17899 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17900 * config/i386/constraints.md ("z"): New register constraint
17901 for members of SSE_FIRST_REG class.
17902 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17903 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17904 SSE_FIRST_REG class.
17905 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17906 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17907 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17908 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17909 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17910 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17911 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17912 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17913 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17914 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17915 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17916 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17917 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17918 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17919 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17920 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17921 (struct builtin_description): Change "flag" field to unsigned.
17922 (bdesc_pcmpestr): New builtin description table.
17923 (bdesc_pcmpistr): Likewise.
17924 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17925 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17926 Initialize pcmp[ei]str[im] insns for SSE4.2.
17927 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17928 (ix86_expand_sse_pcmpistr): Likewise.
17929 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17930 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17931 (UNSPEC_PCMPISTR): Likewise.
17932 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17933 (sse4_2_pcmpestri):New isns pattern.
17934 (sse4_2_pcmpestrm): Likewise.
17935 (sse4_2_pcmpestr_cconly): Likewise.
17936 (sse4_2_pcmpistr): New insn patern and splitter.
17937 (sse4_2_pcmpistri):New isns pattern.
17938 (sse4_2_pcmpistrm): Likewise.
17939 (sse4_2_pcmpistr_cconly): Likewise.
17940 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17943 2007-06-01 David Daney <ddaney@avtrex.com>
17945 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17946 LOADGP_ABSOLUTE and not binds_local_p.
17948 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17950 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17952 2007-06-01 Ian Lance Taylor <iant@google.com>
17954 * tree-vrp.c (compare_name_with_value): Always set
17955 used_strict_overflow if we get a result from the variable itself.
17957 2007-06-01 Ian Lance Taylor <iant@google.com>
17959 PR rtl-optimization/31455
17960 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17961 subregs which have a cast between modes which are not tieable.
17963 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17965 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17966 breaks after return statements.
17968 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17970 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17971 only after no_new_pseudos.
17973 2007-05-31 Eric Christopher <echristo@apple.com>
17975 * expr.c (convert_move): Assert that we don't have a BLKmode
17977 (store_expr): Handle BLKmode moves by calling emit_block_move.
17979 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17981 * c-typeck.c (build_indirect_ref): Include type in error message.
17982 (build_binary_op): Pass types to binary_op_error.
17983 * c-common.c (binary_op_error): Take two type arguments, print out
17985 * c-common.h (binary_op_error): Update prototype.
17987 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17989 * config/i386/i386.c: Correct coments on -mno-sse4.
17991 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17993 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17994 (x86_64-*-*): Likewise.
17995 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17996 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17997 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17998 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17999 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18000 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18001 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18002 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18003 (OPTION_MASK_ISA_SSE4): Likewise.
18004 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18005 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18006 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18007 (override_options): Support SSE4.2.
18008 (ix86_build_const_vector): Support SImode and DImode.
18009 (ix86_build_signbit_mask): Likewise.
18010 (ix86_expand_int_vcond): Support V2DImode.
18011 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18012 (IX86_BUILTIN_CRC32HI): Likewise.
18013 (IX86_BUILTIN_CRC32SI): Likewise.
18014 (IX86_BUILTIN_CRC32DI): Likewise.
18015 (IX86_BUILTIN_PCMPGTQ): Likewise.
18016 (bdesc_crc32): Likewise.
18017 (bdesc_sse_3arg): Likewise.
18018 (ix86_expand_crc32): Likewise.
18019 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18020 (ix86_expand_builtin): Likewise.
18021 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18022 __SSE4_2__ for -msse4.2.
18023 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18024 (CRC32MODE): Likewise.
18025 (crc32modesuffix): Likewise.
18026 (crc32modeconstraint): Likewise.
18027 (sse4_2_crc32<mode>): Likewise.
18028 (sse4_2_crc32di): Likewise.
18029 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18031 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18032 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18033 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18034 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18035 (vcondu<mode>): Likewise.
18036 * doc/extend.texi: Document SSE4.2 built-in functions.
18037 * doc/invoke.texi: Document -msse4.2/-msse4.
18039 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18041 PR tree-optimization/32160
18042 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18043 variable as gimple reg.
18044 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18046 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18048 * gcc.c (main): Don't consider linker options when issuing the
18049 warning about a linker input file not being used.
18051 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18053 * tree-vrp.c (compare_names): Initialize sop.
18055 2007-05-30 Dirk Mueller <dmueller@suse.de>
18057 * cgraphunit.c (cgraph_analyze_function): Remove
18058 computation of inline parameters.
18060 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18062 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18064 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18066 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18067 Add vx-common.h. Include vxworks.h between vx-common.h and
18069 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18071 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18072 (TARGET_ASM_DESTRUCTOR): Likewise.
18073 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18074 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18075 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18076 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18077 (VXWORKS_ENDIAN_SPEC): Define.
18078 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18079 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18080 VXWORKS_* equivalents.
18081 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18082 (ASM_FILE_START): Delete.
18083 (TARGET_VERSION): Reformat.
18084 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18085 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18086 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18087 (FPBIT, DPBIT): Define.
18088 (fp-bit.c, dp-bit.c): New rules.
18089 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18090 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18091 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18092 * config/arm/arm.h: Include vxworks-dummy.h.
18093 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18094 Mark with ATTRIBUTE_UNUSED.
18095 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18096 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18097 make it incompatible with -msingle-pic-base.
18098 (arm_function_ok_for_sibcall): Return false for calls that might
18099 go through a VxWorks PIC PLT entry.
18100 (require_pic_register): New function, split out from...
18101 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18103 (arm_load_pic_register): Handle the VxWorks RTP initialization
18104 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18105 (arm_emit_call_insn): New function.
18106 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18107 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18108 (pic_offset_arm): New pattern.
18109 (call, call_value): Use arm_emit_call_insn.
18110 (call_internal, call_value_internal): New expanders.
18111 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18112 VxWorks unless __PIC__.
18114 2007-05-30 Eric Christopher <echristo@gmail.com>
18116 * genrecog.c: Include regs.h in generated file.
18117 * genemit.c: Ditto. Fix up formatting.
18118 * config/mn10300/constraints.md: New.
18119 * config/mn10300/mn10300.md: Include.
18120 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18121 Fix up for removed macro.
18122 * config/mn10300/predicates.md (call_address_operand): Ditto.
18123 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18124 (CONST_OK_FOR_I): Ditto.
18125 (CONST_OK_FOR_J): Ditto.
18126 (CONST_OK_FOR_K): Ditto.
18127 (CONST_OK_FOR_L): Ditto.
18128 (CONST_OK_FOR_M): Ditto.
18129 (CONST_OK_FOR_N): Ditto.
18130 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18134 (EXTRA_CONSTRAINT): Ditto.
18136 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18138 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18140 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18141 OPTION_MASK_ISA_64BIT.
18142 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18144 2007-05-30 Richard Guenther <rguenther@suse.de>
18146 PR middle-end/32152
18147 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18148 types for comparison.
18149 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18150 with original typed arguments.
18151 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18153 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18155 PR tree-optimization/31769
18156 * except.c (duplicate_eh_regions): Clear prev_try if
18157 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18159 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18161 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18162 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18163 bsi of the location where statements should be inserted.
18164 (sink_code_in_bb): Take bsi from statement_sink_location.
18165 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18166 instead of bsi_start.
18167 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18169 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18170 (bsi_move_before): Document inconsistency with bsi_move_after.
18171 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18173 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18175 * config/i386/i386.h (TARGET_ABM): New define.
18176 (TARGET_POPCNT): Ditto.
18177 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18178 New temporary defines to redefine from OPTION_ISA_* defines.
18179 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18180 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18181 (ix86_isa_flags): New extern int declaration.
18182 (TARGET_SUBTARGET_DEFAULT): New define.
18183 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18184 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18185 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18186 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18187 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18188 * config/i386/darwin.h: Change TARGET_64BIT define to
18191 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18192 using existing "ix86_isa_flags" varible.
18193 (m32, m64): Use existing "ix86_isa_flags" variable.
18194 (mmmx, m3dnow): Ditto.
18195 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18196 (mabm): Define as non-negative option using "x86_abm" variable.
18197 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18199 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18200 Rewrite feature test bitmap.
18201 (ix86_isa_flags): New initialized global int varible.
18202 (ix86_isa_flags_explicit): New static int variable.
18203 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18204 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18205 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18206 target_flags_explicit.
18207 (override_options): Remove "target_enable" and "target_disable" fields
18208 from "struct ptt". Update processor_target_table accordingly. Remove
18209 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18210 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18211 "target_flags" and "ix86_isa_flags_explicit" instead of
18212 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18213 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18214 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18215 to true when either of PTA_POPCNT or PTA_ABM is set in
18216 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18217 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18218 processor_alias_table flags entry. Remove handling of
18219 "target_enable" and "target_disable" fields of processor_target_table.
18220 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18221 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18222 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18223 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18224 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18226 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18228 2007-05-29 David Daney <ddaney@avtrex.com>
18231 * config/mips/mips.c (mips_output_mi_thunk): Emit
18232 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18234 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18235 * config/i386/i386.c (ix86_function_regparm): Added checking of
18236 ix86_force_align_arg_pointer to determine the number of
18237 register parameters.
18239 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18241 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18242 (SET_DR_MISALIGNMENT): New.
18243 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18244 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18245 Use SET_DR_MISALIGNMENT.
18246 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18248 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18249 find_loop_nest): Export.
18250 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18251 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18252 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18253 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18255 (struct mem_ref): Add field reuse_distance.
18256 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18257 Initialize reuse_distance field.
18258 (issue_prefetch_ref): Select temporality of prefetch according to
18260 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18261 self_reuse_distance, determine_loop_nest_reuse): New functions.
18262 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18263 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18264 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18267 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18269 * tree-ssa-alias.c: Add aliasing overview.
18271 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18272 Danny Smith <dannysmith@users.sourceforge.net>
18275 * config/i386/t-crtfm: Compile crtfastmath.o with
18276 -minline-all-stringops.
18277 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18278 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18280 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18282 * doc/md.texi: Document constraints on HP PA-RISC.
18284 * pa/constraints.md: New file.
18285 * pa.md: Include constraints.md.
18286 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18287 (integer_store_memory_operand, ldil_cint_p): New functions.
18288 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18289 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18290 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18291 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18292 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18294 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18297 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18298 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18299 case POSTDECREMENT_EXPR>): Return the error_mark_node
18300 if either the real or imaginary parts would an
18303 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18305 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18306 name when we remove it from a call.
18308 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18310 * targhooks.c (default_narrow_bitfield): Remove.
18311 * targhooks.h: Remove the prototype for
18312 default_narrow_bitfield.
18314 * langhooks-def.h: Remove the prototype for
18315 hook_get_alias_set_0.
18316 * langhooks.c (hook_get_alias_set_0): Remove.
18318 * global.c (EXECUTE_IF_CONFLICT): Remove.
18320 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18323 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18324 return true when truth_value_p is true and the type
18327 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18329 * doc/install.texi (Prerequisites): We no longer require Autoconf
18330 2.13 for the top-level.
18332 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18334 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18335 memory access via x86_expand_vector_move_misalign() only for
18336 TImode values on 32-bit targets.
18338 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18340 * matrix-reorg.c: New file. Implement matrix flattening and
18341 transposing optimization.
18342 * tree-pass.h: Add matrix reorg pass.
18343 * common.opt: Add fipa-mreorg flag.
18344 * Makefile.in: Add matrix-reorg.c.
18345 * passes.c: Add matrix reorg pass.
18346 * varpool.c (add_new_static_var): New function.
18347 * cgraph.h (add_new_static_var): Declare.
18349 2007-05-27 Eric Christopher <echristo@apple.com>
18351 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18352 sp_offset depending on stack size. Save r12 depending
18353 on registers we're saving later.
18354 (rs6000_emit_epilogue): Update sp_offset depending only
18357 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18359 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18360 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18361 * ifcvt.c (if_convert): Ditto.
18362 * tree-ssa-threadupdate.c (thread_block): Ditto.
18363 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18364 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18365 verify_loop_closed_ssa): Check number_of_loops instead of
18367 * predict.c (tree_estimate_probability): Ditto.
18368 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18369 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18370 * modulo-sched.c (sms_schedule): Ditto.
18371 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18372 (scev_finalize): Do not do anything if scev analysis was not
18374 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18375 current_loops == NULL.
18376 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18377 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18378 there are no loops.
18379 (loop_optimizer_finalize): Assert that loops were analyzed.
18380 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18381 rtl_doloop): Check number_of_loops instead of current_loops.
18382 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18383 current_loops == NULL.
18384 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18385 gate_tree_vectorize tree_linear_transform, check_data_deps,
18386 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18387 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18388 Check number_of_loops instead of current_loops.
18389 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18390 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18391 free loops if available.
18392 (execute_pre): Do not pass do_fre to fini_pre.
18394 2007-05-27 Tobias Burnus <burnus@net-b.de>
18396 PR middle-end/32083
18397 * real.c (mpfr_from_real): Fix sign of -Inf.
18399 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18401 * tree-vect-transform.c (vectorizable_conversion): Initialize
18402 tree_code variables to ERROR_MARK.
18403 (vectorizable_type_demotion): Likewise.
18404 (vectorizable_type_promotion): Likewise.
18406 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18409 * config/i386/i386.md (movti): Handle push operands via
18410 ix86_expand_push().
18412 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18414 * basic-block.h: Remove the prototype for merge_seq_blocks.
18415 * cfgcleanup.c (merge_seq_blocks): Remove.
18417 * tree-flow.h: Remove the prototype for is_aliased_with.
18418 * tree-ssa-alias.c (is_aliased_with): Remove.
18420 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18422 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18424 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18426 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18427 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18428 (vec_unpacks_hi_v16qi): Likewise.
18429 (vec_unpacku_lo_v16qi): Likewise.
18430 (vec_unpacks_lo_v16qi): Likewise.
18431 (vec_unpacku_hi_v8hi): Likewise.
18432 (vec_unpacks_hi_v8hi): Likewise.
18433 (vec_unpacku_lo_v8hi): Likewise.
18434 (vec_unpacks_lo_v8hi): Likewise.
18435 (vec_unpacku_hi_v4si): Likewise.
18436 (vec_unpacks_hi_v4si): Likewise.
18437 (vec_unpacku_lo_v4si): Likewise.
18438 (vec_unpacks_lo_v4si): Likewise.
18440 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18442 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18443 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18444 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18445 follow spelling conventions in various
18446 warning/error/diagnostic messages.
18448 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18449 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18450 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18451 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18452 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18453 * doc/tm.texi: Follow spelling conventions.
18455 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18458 * tree-ssa-forwprop.c
18459 (forward_propagate_addr_into_variable_array_index): Remove
18460 the lhs argument. Use the type of def_rhs instead of lhs.
18461 (forward_propagate_addr_expr_1): Update use of
18462 forward_propagate_addr_into_variable_array_index.
18464 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18465 Nigel Stephens <nigel@mips.com>
18467 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18468 function attributes, "far" being an alias for "long_call".
18469 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18470 (mips_near_type_p, mips_far_type_p): New.
18471 (mips_comp_type_attributes): New function to check that attributes
18472 attached to a function type are compatible.
18473 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18474 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18475 to the target function of the thunk.
18476 (mips_encode_section_info): Check for "near" and "far" function
18477 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18479 * config/mips/predicates.md (const_call_insn_operand): Test only
18480 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18482 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18485 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18486 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18487 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18488 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18490 2007-05-25 Eric Christopher <echristo@apple.com>
18492 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18493 to x86-darwin configurations.
18494 * config/i386/t-darwin: Add softfp support.
18495 * config/i386/t-darwin64: Ditto.
18496 * config/i386/sfp-machine.h: If mach then don't use
18497 aliasing, emit a stub to call.
18499 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18501 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18502 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18503 tree-predcom.c, tree-ssa-alias-warnings.c,
18504 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18505 comment typos. Follow spelling conventions.
18506 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18508 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18511 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18512 constants into memory. Expand unaligned memory references for
18513 SSE modes via x86_expand_vector_move_misalign() function.
18515 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18517 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18518 "memory" attribute for "sseishft" type insn without operands[2].
18520 2007-05-25 Dirk Mueller <dmueller@suse.de>
18521 Marcus Meissner <meissner@suse.de>
18523 * doc/extend.texi (alloc_size): New attribute.
18524 * c-common.c (handle_alloc_size_attribute): New.
18525 * tree-object-size.c (alloc_object_size): Use alloc_size
18526 attribute, if available.
18528 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18530 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18532 (__builtin_ia32_vec_ext_v2di): Likewise.
18533 (__builtin_ia32_vec_ext_v4si): Likewise.
18534 (__builtin_ia32_vec_ext_v8hi): Likewise.
18535 (__builtin_ia32_vec_ext_v16qi): Likewise.
18536 (__builtin_ia32_vec_set_v8hi): Likewise.
18538 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18540 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18542 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18544 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18545 (arm_is_longcall_p): Rename to...
18546 (arm_is_long_call_p): ...this. Take a single tree argument and
18548 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18549 (CUMULATIVE_ARGS): Remove call_cookie.
18550 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18551 (ENCODED_LONG_CALL_ATTR_P): Delete.
18552 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18553 LONG_CALL_FLAG_CHAR cases.
18554 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18555 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18556 ARM_DECLARE_FUNCTION_SIZE.
18557 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18558 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18559 (arm_encode_call_attribute, current_file_function_operand): Delete.
18560 (arm_function_in_section_p): New function.
18561 (arm_is_longcall_p): Rename to...
18562 (arm_is_long_call_p): ...this. Take the target function as a single
18563 argument and return a bool. Do not rely on call cookies. Check
18564 whether the target symbol is in the same section as the current
18565 function, not just the same compilation unit.
18566 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18567 (arm_encode_section_info): Don't encode a call type.
18568 * config/arm/arm.md (call, call_value): Update calls to
18569 arm_is_long(_)call_p. Simplify logic.
18570 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18571 Update calls to arm_is_long(_)call_p.
18573 2007-05-25 Richard Guenther <rguenther@suse.de>
18575 PR tree-optimization/31982
18576 * tree-ssa-forwprop.c
18577 (forward_propagate_addr_into_variable_array_index): Handle arrays
18578 with element size one.
18580 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18582 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18583 (umulsi3_highpart): Likewise.
18585 2007-05-24 Ian Lance Taylor <iant@google.com>
18587 PR rtl-optimization/32069
18588 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18591 2007-05-24 Ollie Wild <aaw@google.com>
18593 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18596 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18598 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18599 (oprs_unchanged_p): Use it to check all registers in a REG.
18600 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18601 (reg_set_between_after_reload_p): Delete.
18602 (reg_used_between_after_reload_p): Likewise.
18603 (reg_set_or_used_since_bb_start): Likewise.
18604 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18605 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18606 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18607 * rtlanal.c (reg_set_p): Check whether REG overlaps
18608 regs_invalidated_by_call, rather than just checking the
18609 membership of REGNO (REG).
18611 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18613 * doc/passes.texi: Document predictive commoning.
18614 * doc/invoke.texi (-fpredictive-commoning): Document.
18615 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18616 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18617 adding indices to the generated name.
18618 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18619 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18620 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18621 (op_symbol_code): ... and exported.
18622 (dump_omp_clause, op_symbol): Use op_symbol_code
18623 instead of op_symbol_1.
18624 * tree-pass.h (pass_predcom): Declare.
18625 * timevar.def (TV_PREDCOM): New timevar.
18626 * tree-ssa-loop.c (run_tree_predictive_commoning,
18627 gate_tree_predictive_commoning, pass_predcom): New.
18628 * tree-data-ref.c (find_data_references_in_loop): Find the
18629 references in dominance order.
18630 (canonicalize_base_object_address): Ensure that the result has
18632 (dr_analyze_innermost): Export.
18633 (create_data_ref): Code to fail for references with invariant
18635 (find_data_references_in_stmt): ... here.
18636 * tree-data-ref.h (dr_analyze_innermost): Declare.
18637 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18638 (aff_combination_find_elt, name_expansion_hash,
18639 name_expansion_eq, tree_to_aff_combination_expand,
18640 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18642 * tree-affine.h (aff_combination_constant_multiple_p,
18643 tree_to_aff_combination_expand): Declare.
18644 * tree-predcom.c: New file.
18645 * common.opt (fpredictive-commoning): New option.
18646 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18647 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18648 * Makefile.in (tree-predcom.o): Add.
18649 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18650 * passes.c (init_optimization_passes): Add dceloop after
18651 copy propagation in loop optimizer. Add predictive commoning
18652 to loop optimizer passes.
18654 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18656 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18659 2007-05-24 Jan Hubicka <jh@suse.cz>
18661 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18663 (genheader): Include statistics.h.
18665 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18667 * print-rtl.c (flag_dump_unnumbered): Update comments.
18668 (print_rtl): Fix my previous change.
18669 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18672 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18674 PR middle-end/32018
18675 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18677 (thread_through_all_blocks): Call initialize_original_copy_tables
18678 and free_original_copy_tables.
18679 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18681 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18682 * cfghooks.c (duplicate_block): Use get_loop_copy.
18683 * cfg.c: Include cfgloop.h.
18684 (loop_copy): New hash table.
18685 (initialize_original_copy_tables): Initialize loop_copy table.
18686 (free_original_copy_tables): Free loop_copy table.
18687 (copy_original_table_clear, copy_original_table_set,
18688 set_loop_copy, get_loop_copy): New functions.
18689 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18690 * cfgloop.h (struct loop): Remove copy field.
18691 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18692 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18694 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18696 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18697 -msse/-msse2/-msse3.
18699 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18701 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18702 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18704 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18707 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18708 * targhooks.h (default_mangle_decl_assembler_name): Declare
18710 * targhooks.c (default_mangle_decl_assembler_name): Define
18712 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18714 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18715 * langhooks.c (lhd_set_decl_assembler_name): Call
18716 targetm.mangle_decl_assembler_name for names with global scope.
18718 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18720 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18721 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18723 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18724 New. Factored out of i386_pe_encode_section_info.
18725 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18726 Move check for prior decoration of stdcall
18727 symbols to i386_pe_encode_section_info.
18728 (i386_pe_encode_section_info): Adjust call to
18729 gen_stdcall_or_fastcall_suffix. Use
18730 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18731 (i386_pe_mangle_decl_assembler_name): New. Wrap
18732 i386_pe_maybe_mangle_decl_assembler_name.
18734 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18736 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18737 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18738 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18739 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18740 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18743 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18744 Nigel Stephens <nigel@mips.com>
18745 Richard Sandiford <richard@codesourcery.com>
18747 Fix up MIPS16 hard float and add support for complex.
18749 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18750 (TARGET_SOFT_FLOAT_ABI): New.
18751 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18752 __mips_soft_float to reflect the ABI in use, not whether the
18753 FPU is directly accessible (e.g., in MIPS16 mode).
18754 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18755 (UNITS_PER_FPVALUE): Likewise.
18757 * config/mips/mips.c (mips_expand_call): Remove redundant
18758 TARGET_MIPS16 check.
18759 (mips_arg_regno): New.
18760 (function_arg_advance): When setting bits in cum->fp_code for
18761 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18763 (function_arg): Use mips_arg_regno.
18764 (mips_return_mode_in_fpr_p): New.
18765 (mips16_call_stub_mode_suffix): New.
18766 (mips16_cfun_returns_in_fpr_p): New.
18767 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18768 (mips_output_function_prologue): Test mips16_hard_float, not
18769 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18770 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18771 return value into a floating-point register.
18772 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18773 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18774 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18775 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18776 word of double arguments from or to the high bits of 64-bit
18777 floating point registers.
18778 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18779 (mips16_fpret_double): New helper function.
18780 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18781 support for complex modes. Fill in DECL_RESULT for stubdecl.
18782 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18784 * config/mips/mips16.S
18785 (RET, ARG1, ARG2): New.
18786 (MERGE_GPRf, MERGE_GPRt): New.
18787 (DELAYt, DELAYf): New.
18788 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18789 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18790 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18791 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18792 (SFOP): Renamed to...
18793 (OPSF3): This, and macro-ified. Updated all uses.
18794 (SFOP2): Renamed to...
18795 (OPSF2): This, and macro-ified. Updated all uses.
18796 (SFCMP): Renamed to...
18797 (CMPSF): This, and macro-ified. Updated all uses.
18798 (SFREVCMP): Renamed to...
18799 (REVCMPSF): This, and macro-ified. Updated all uses.
18800 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18801 (LDDBL1, LDDBL2, RETDBL): Deleted.
18802 (DFOP): Renamed to...
18803 (OPDF3): This, and macro-ified. Updated all uses.
18804 (DFOP2): Renamed to...
18805 (OPDF2): This, and macro-ified. Updated all uses.
18806 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18807 (DFCMP): Renamed to...
18808 (CMPDF): This, and macro-ified. Updated all uses.
18809 (DFREVCMP): Renamed to...
18810 (REVCMPDF): This, and macro-ified. Updated all uses.
18811 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18812 (RET_FUNCTION): New.
18813 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18814 (__mips16_ret_sc, __mips16_ret_dc): New.
18815 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18816 STUB_ARGS_6, STUB_ARGS_10): New.
18817 (CALL_STUB_NO_RET): New.
18818 (__mips16_call_stub_1): Macro-ified.
18819 (__mips16_call_stub_5): Macro-ified.
18820 (__mips16_call_stub_2): Macro-ified.
18821 (__mips16_call_stub_6): Macro-ified.
18822 (__mips16_call_stub_9): Macro-ified.
18823 (__mips16_call_stub_10): Macro-ified.
18824 (CALL_STUB_RET): New.
18825 (__mips16_call_stub_sf_0): Macro-ified.
18826 (__mips16_call_stub_sf_1): Macro-ified.
18827 (__mips16_call_stub_sf_5): Macro-ified.
18828 (__mips16_call_stub_sf_2): Macro-ified.
18829 (__mips16_call_stub_sf_6): Macro-ified.
18830 (__mips16_call_stub_sf_9): Macro-ified.
18831 (__mips16_call_stub_sf_10): Macro-ified.
18832 (__mips16_call_stub_df_0): Macro-ified.
18833 (__mips16_call_stub_df_1): Macro-ified.
18834 (__mips16_call_stub_df_5): Macro-ified.
18835 (__mips16_call_stub_df_2): Macro-ified.
18836 (__mips16_call_stub_df_6): Macro-ified.
18837 (__mips16_call_stub_df_9): Macro-ified.
18838 (__mips16_call_stub_df_10): Macro-ified.
18839 (__mips16_call_stub_sc_0): New.
18840 (__mips16_call_stub_sc_1): New.
18841 (__mips16_call_stub_sc_5): New.
18842 (__mips16_call_stub_sc_2): New.
18843 (__mips16_call_stub_sc_6): New.
18844 (__mips16_call_stub_sc_9): New.
18845 (__mips16_call_stub_sc_10): New.
18846 (__mips16_call_stub_dc_0): New.
18847 (__mips16_call_stub_dc_1): New.
18848 (__mips16_call_stub_dc_5): New.
18849 (__mips16_call_stub_dc_2): New.
18850 (__mips16_call_stub_dc_6): New.
18851 (__mips16_call_stub_dc_9): New.
18852 (__mips16_call_stub_dc_10): New.
18854 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18855 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18856 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18858 2007-05-23 Ian Lance Taylor <iant@google.com>
18860 * doc/invoke.texi (Invoking GCC): Document that the order of the
18863 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18866 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18867 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18868 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18872 * config/score/score.c (score_print_operand): Make sure that only
18873 lower bits are used.
18875 2007-05-22 Ian Lance Taylor <iant@google.com>
18877 * tree-vrp.c (avoid_overflow_infinity): New static function,
18878 broken out of set_value_range_to_value.
18879 (set_value_range_to_value): Call avoid_overflow_infinity.
18880 (extract_range_from_assert): Likewise.
18882 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18884 PR middle-end/31095
18885 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18886 change the type before looking for a COMPOUND_EXPR.
18888 2007-05-22 Ian Lance Taylor <iant@google.com>
18890 * lower-subreg.c (decompose_multiword_subregs): If we change an
18891 insn, call remove_retval_note on it.
18893 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18895 * regs.h (end_hard_regno): New function.
18896 (END_HARD_REGNO, END_REGNO): New macros.
18897 (add_to_hard_reg_set): New function.
18898 (remove_from_hard_reg_set): Likewise.
18899 (in_hard_reg_set_p): Likewise.
18900 (overlaps_hard_reg_set_p): Likewise.
18901 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18902 (note_btr_set): Use END_HARD_REGNO.
18903 * caller-save.c (setup_save_areas): Use end_hard_regno.
18904 (mark_set_regs): Use END_HARD_REGNO.
18905 (add_stored_regs): Use end_hard_regno.
18906 (mark_referenced_regs): Use add_to_hard_reg_set.
18907 * combine.c (update_table_tick): Use END_REGNO.
18908 (record_value_for_reg): Likewise.
18909 (record_dead_and_set_regs): Likewise.
18910 (get_last_value_validate): Likewise.
18911 (use_crosses_set_p): Likewise.
18912 (reg_dead_at_p_1): Likewise.
18913 (reg_dead_at_p): Likewise.
18914 (mark_used_regs_combine): Use add_to_hard_reg_set.
18915 (move_deaths): Use END_HARD_REGNO.
18916 (reg_bitfield_target_p): Use end_hard_regno.
18917 (distribute_notes): Use END_HARD_REGNO.
18918 * cse.c (mention_regs): Use END_REGNO.
18919 (insert): Use add_to_hard_reg_set.
18920 (invalidate): Use END_HARD_REGNO.
18921 (invalidate_for_call): Likewise.
18922 (exp_equiv_p): Use END_REGNO.
18923 (cse_insn): Likewise.
18924 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18925 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18926 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18927 * function.c (keep_stack_depressed): Use end_hard_regno.
18928 * global.c (global_alloc): Use end_hard_regno.
18929 (global_conflicts): Use add_to_hard_reg_set instead of
18931 (find_reg): Likewise.
18932 (mark_reg_store): Likewise.
18933 (mark_reg_conflicts): Likewise.
18934 (mark_reg_death): Use remove_from_hard_reg_set.
18935 (mark_reg_live_nc): Delete.
18936 (set_preference): Use end_hard_regno.
18937 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18938 remove_from_hard_reg_set.
18939 (post_mark_life): Use add_to_hard_reg_set.
18940 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18941 (reg_becomes_live): Use add_to_hard_reg_set.
18942 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18943 (peep2_find_free_register): Use add_to_hard_reg_set.
18944 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18945 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18946 * regrename.c (note_sets): Use add_to_hard_reg_set.
18947 (clear_dead_regs): Use remove_from_hard_reg_set.
18948 (regrename_optimize): Use add_to_hard_reg_set.
18949 (find_oldest_value_reg): Use in_hard_reg_set_p.
18950 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18951 (hard_reg_set_here_p): Use end_hard_regno.
18952 (decompose): Likewise.
18953 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18954 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18955 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18956 (mark_home_live): Use end_hard_regno.
18957 (spill_hard_reg): Likewise.
18958 (clear_reload_reg_in_use): Likewise.
18959 * reorg.c (delete_prior_computation): Use END_REGNO.
18960 * resource.c (update_live_status): Use END_HARD_REGNO.
18961 (mark_referenced_resources): Use add_to_hard_reg_set.
18962 (mark_set_resources): Likewise.
18963 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18964 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18965 (reg_overlap_mentioned_p): Likewise.
18966 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18967 (covers_regno_no_parallel_p): Use END_REGNO.
18968 (find_regno_note): Likewise.
18969 (find_reg_fusage): Use END_HARD_REGNO.
18970 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18971 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18973 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18975 * mode-switching.c (reg_dies): Change type of second argument to
18977 (optimize_mode_switching): Update accordingly.
18979 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18981 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18983 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18984 (hard_reg_set_empty_p): ...these new functions.
18985 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18986 GO_IF_HARD_REG_SUBSET.
18987 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18988 instead of GO_IF_HARD_REG_EQUAL.
18989 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18990 instead of GO_IF_HARD_REG_EQUAL.
18991 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18992 GO_IF_HARD_REG_SUBSET.
18993 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18994 GO_IF_HARD_REG_EQUAL.
18995 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18996 of GO_IF_HARD_REG_SUBSET.
18997 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18998 instead of GO_IF_HARD_REG_EQUAL.
18999 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19000 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19001 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19002 of GO_IF_HARD_REG_SUBSET,
19003 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19004 GO_IF_HARD_REG_SUBSET.
19005 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19006 instead of GO_IF_HARD_REG_EQUAL.
19007 * config/sh/sh.c (push_regs, calc_live_regs): Use
19008 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19009 (hard_regs_intersect_p): Delete.
19011 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19013 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19015 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19016 Richard Henderson <rth@redhat.com>
19018 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19020 (x86_64-*-*): Likewise.
19022 * i386/i386-modes.def (V2QI): New.
19024 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19026 (override_options): Support SSE4.1.
19027 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19028 (IX86_BUILTIN_BLENDPS): Likewise.
19029 (IX86_BUILTIN_BLENDVPD): Likewise.
19030 (IX86_BUILTIN_BLENDVPS): Likewise.
19031 (IX86_BUILTIN_PBLENDVB128): Likewise.
19032 (IX86_BUILTIN_PBLENDW128): Likewise.
19033 (IX86_BUILTIN_DPPD): Likewise.
19034 (IX86_BUILTIN_DPPS): Likewise.
19035 (IX86_BUILTIN_INSERTPS128): Likewise.
19036 (IX86_BUILTIN_MOVNTDQA): Likewise.
19037 (IX86_BUILTIN_MPSADBW128): Likewise.
19038 (IX86_BUILTIN_PACKUSDW128): Likewise.
19039 (IX86_BUILTIN_PCMPEQQ): Likewise.
19040 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19041 (IX86_BUILTIN_PMAXSB128): Likewise.
19042 (IX86_BUILTIN_PMAXSD128): Likewise.
19043 (IX86_BUILTIN_PMAXUD128): Likewise.
19044 (IX86_BUILTIN_PMAXUW128): Likewise.
19045 (IX86_BUILTIN_PMINSB128): Likewise.
19046 (IX86_BUILTIN_PMINSD128): Likewise.
19047 (IX86_BUILTIN_PMINUD128): Likewise.
19048 (IX86_BUILTIN_PMINUW128): Likewise.
19049 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19050 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19051 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19052 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19053 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19054 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19055 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19056 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19057 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19058 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19059 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19060 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19061 (IX86_BUILTIN_PMULDQ128): Likewise.
19062 (IX86_BUILTIN_PMULLD128): Likewise.
19063 (IX86_BUILTIN_ROUNDPD): Likewise.
19064 (IX86_BUILTIN_ROUNDPS): Likewise.
19065 (IX86_BUILTIN_ROUNDSD): Likewise.
19066 (IX86_BUILTIN_ROUNDSS): Likewise.
19067 (IX86_BUILTIN_PTESTZ): Likewise.
19068 (IX86_BUILTIN_PTESTC): Likewise.
19069 (IX86_BUILTIN_PTESTNZC): Likewise.
19070 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19071 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19072 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19073 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19074 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19075 (bdesc_ptest): New.
19076 (bdesc_sse_3arg): Likewise.
19077 (bdesc_2arg): Likewise.
19078 (bdesc_1arg): Likewise.
19079 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19081 (ix86_expand_sse_4_operands_builtin): New.
19082 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19083 smaller than 8 bits as the 2nd arg.
19084 (ix86_expand_sse_ptest): New.
19085 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19086 (ix86_expand_vector_set): Support SSE4.1.
19087 (ix86_expand_vector_extract): Likewise.
19089 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19090 __SSE4_1__ for -msse4.1.
19092 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19093 (UNSPEC_INSERTPS): Likewise.
19094 (UNSPEC_DP): Likewise.
19095 (UNSPEC_MOVNTDQA): Likewise.
19096 (UNSPEC_MPSADBW): Likewise.
19097 (UNSPEC_PHMINPOSUW): Likewise.
19098 (UNSPEC_PTEST): Likewise.
19099 (UNSPEC_ROUNDP): Likewise.
19100 (UNSPEC_ROUNDS): Likewise.
19102 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19104 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19105 (const_pow2_1_to_32768_operand): Likewise.
19107 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19110 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19112 (sse4_1_insertps): Likewise.
19113 (*sse4_1_extractps): Likewise.
19114 (sse4_1_ptest): Likewise.
19115 (sse4_1_mulv2siv2di3): Likewise.
19116 (*sse4_1_mulv4si3): Likewise.
19117 (*sse4_1_smax<mode>3): Likewise.
19118 (*sse4_1_umax<mode>3): Likewise.
19119 (*sse4_1_smin<mode>3): Likewise.
19120 (*sse4_1_umin<mode>3): Likewise.
19121 (sse4_1_eqv2di3): Likewise.
19122 (*sse4_1_pinsrb): Likewise.
19123 (*sse4_1_pinsrd): Likewise.
19124 (*sse4_1_pinsrq): Likewise.
19125 (*sse4_1_pextrb): Likewise.
19126 (*sse4_1_pextrb_memory): Likewise.
19127 (*sse4_1_pextrw_memory): Likewise.
19128 (*sse4_1_pextrq): Likewise.
19129 (sse4_1_blendpd): Likewise.
19130 (sse4_1_blendps): Likewise.
19131 (sse4_1_blendvpd): Likewise.
19132 (sse4_1_blendvps): Likewise.
19133 (sse4_1_dppd): Likewise.
19134 (sse4_1_dpps): Likewise.
19135 (sse4_1_movntdqa): Likewise.
19136 (sse4_1_mpsadbw): Likewise.
19137 (sse4_1_packusdw): Likewise.
19138 (sse4_1_pblendvb): Likewise.
19139 (sse4_1_pblendw): Likewise.
19140 (sse4_1_phminposuw): Likewise.
19141 (sse4_1_extendv8qiv8hi2): Likewise.
19142 (*sse4_1_extendv8qiv8hi2): Likewise.
19143 (sse4_1_extendv4qiv4si2): Likewise.
19144 (*sse4_1_extendv4qiv4si2): Likewise.
19145 (sse4_1_extendv2qiv2di2): Likewise.
19146 (*sse4_1_extendv2qiv2di2): Likewise.
19147 (sse4_1_extendv4hiv4si2): Likewise.
19148 (*sse4_1_extendv4hiv4si2): Likewise.
19149 (sse4_1_extendv2hiv2di2): Likewise.
19150 (*sse4_1_extendv2hiv2di2): Likewise.
19151 (sse4_1_extendv2siv2di2): Likewise.
19152 (*sse4_1_extendv2siv2di2): Likewise.
19153 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19154 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19155 (sse4_1_zero_extendv4qiv4si2): Likewise.
19156 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19157 (sse4_1_zero_extendv2qiv2di2): Likewise.
19158 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19159 (sse4_1_zero_extendv4hiv4si2): Likewise.
19160 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19161 (sse4_1_zero_extendv2hiv2di2): Likewise.
19162 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19163 (sse4_1_zero_extendv2siv2di2): Likewise.
19164 (*sse4_1_zero_extendv2siv2di2): Likewise.
19165 (sse4_1_roundpd): Likewise.
19166 (sse4_1_roundps): Likewise.
19167 (sse4_1_roundsd): Likewise.
19168 (sse4_1_roundss): Likewise.
19169 (mulv4si3): Don't expand for SSE4.1.
19170 (smax<mode>3): Likewise.
19171 (umaxv4si3): Likewise.
19172 (uminv16qi3): Likewise.
19173 (umin<mode>3): Likewise.
19174 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19176 * doc/extend.texi: Document SSE4.1 built-in functions.
19178 * doc/invoke.texi: Document -msse4.1.
19180 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19182 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19183 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19184 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19185 (ASM_SPEC): Add asm_pcrel_spec.
19186 (EXTRA_SPECS): Add asm_pcrel_spec.
19188 2007-05-21 David Daney <ddaney@avtrex.com>
19190 * doc/install.texi (Building a cross compiler): Add requirements
19191 for Java cross compiler.
19193 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19195 PR middle-end/31995
19196 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19197 Add loopno argument. Use evolution_function_is_invariant_rec_p
19198 instead of evolution_function_is_constant_p.
19199 Update calls to evolution_function_is_affine_multivariate_p.
19200 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19201 Add loopno argument.
19202 * tree-scalar-evolution.c (gather_chrec_stats): Call
19203 evolution_function_is_affine_multivariate_p with a loop
19205 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19206 (analyze_overlapping_iterations): Likewise.
19207 (access_functions_are_affine_or_constant_p): Likewise.
19208 (build_classic_dist_vector_1): If the access functions
19209 are equal, don't do anything.
19211 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19212 Paolo Carlini <pcarlini@suse.de>
19213 Uros Bizjak <ubizjak@gmail.com>
19215 * c-cppbuiltin.c (c_cpp_builtins): Define
19216 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19217 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19218 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19219 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19221 2007-05-21 Mike Stump <mrs@apple.com>
19223 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19225 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19227 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19229 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19230 implementation if __OPTIMIZE__ is not defined.
19231 (_mm_alignr_pi8): Ditto.
19232 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19233 (_mm_inserti_si64): Ditto.
19234 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19235 (_mm_slli_epi16): Ditto.
19236 (_mm_slli_epi32): Ditto.
19237 (_mm_slli_epi64): Ditto.
19238 (_mm_srai_epi16): Ditto.
19239 (_mm_srai_epi32): Ditto.
19240 (_mm_srli_si128): Ditto.
19241 (_mm_slli_si128): Ditto.
19242 (_mm_srli_epi16): Ditto.
19243 (_mm_srli_epi32): Ditto.
19244 (_mm_srli_epi64): Ditto.
19245 (_mm_extract_epi16): Ditto.
19246 (_mm_insert_epi16): Ditto.
19247 (_mm_shufflehi_epi16): Ditto.
19248 (_mm_shufflelo_epi16): Ditto.
19249 (_mm_shuffle_epi32): Ditto.
19250 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19251 (_m_pextrw): Ditto.
19252 (_mm_insert_pi16): Ditto.
19253 (_m_pinsrw): Ditto.
19254 (_mm_shuffle_pi16): Ditto.
19255 (_m_pshufw): Ditto.
19256 (_mm_shufle_ps): Ditto.
19257 (_mm_prefetch): Ditto.
19259 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19261 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19262 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19263 * real.c (encode_i370_single, decode_i370_single,
19264 encode_i370_double, decode_i370_double): Functions removed.
19265 (i370_single_format, i370_double_format): Initializations removed.
19266 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19267 Consider the log2_b field to always be one.
19268 (ieee_single_format, mips_single_format, coldfire_single_format,
19269 ieee_double_format, mips_double_format, coldfire_double_format,
19270 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19271 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19272 ibm_extended_format, mips_extended_format, ieee_quad_format,
19273 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19274 decimal_single_format, decimal_double_format, decimal_quad_format,
19275 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19276 initialization of log2_b.
19277 * real.h (i370_single_format, i370_double_format): Declarations
19279 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19280 field to always be one.
19282 2007-05-21 Andreas Schwab <schwab@suse.de>
19284 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19285 NOTE_INSN_BASIC_BLOCK_P.
19286 (process_for_unwind_directive): Likewise.
19288 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19290 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19291 * function.h (struct function): Move va_list_gpr_size,
19292 va_list_fpr_size, function_frequency to front of bitfields. Add
19294 (current_function_calls_unwind_init): New.
19295 * except.c (expand_builtin_unwind_init): Set
19296 current_function_calls_unwind_init not
19297 current_function_has_nonlocal_label.
19298 * reload1.c (has_nonexceptional_receiver): New.
19299 (reload): Use it and current_function_calls_unwind_init to
19300 determine whether call-saved regs must be saved.
19302 2007-05-20 Jan Hubicka <jh@suse.cz>
19304 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19305 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19306 * ddg.c (create_ddg): LIkewise.
19307 * final.c (final): Remove hunk moving line number notes around since
19308 they are no longer present at this stage.
19309 (final_scan_insn): Use NOTE_KIND instead of
19310 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19311 (output_asm_label): Likewise.
19312 * reorg.c (dbr_schedule): Likewise.
19313 * haifa-sched.c (unlink_other_notes): Likewise.
19314 * mode-switching.c (optimize_mode_switching): Likewise.
19315 * graph.c (start_bb): Likewise.
19316 * rtl.def (NOTE): Update description.
19317 * jump.c (squeeze_notes): Delete.
19318 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19319 NOTE_INSN_BASIC_BLOCK_P when possible.
19320 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19321 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19322 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19323 (dwarf2out_var_location): Likewise.
19324 * cfgbuild.c (make_edges): Likewise.
19325 (find_basic_blocks_1): Likewise.
19326 * function.c (reorder_blocks_1): Likewise.
19327 (epilogue_done): Likewise.
19328 (reposition_prologue_and_epilogue_notes): Likewise.
19329 * print-rtl.c (print_rtx): Likewise; drop code for printing
19331 (print_rtl): Likewise.
19332 (print_rtl_single): Likewise.
19333 * gcse.c (insert_insn_start_bb): Likewise.
19334 * alias.c (init_alias_analysis): Likewise.
19335 * calls.c (fixup_tail_calls): Likewise.
19336 * except.c (sjlj_emit_function_enter): Likewise.
19337 * emit-rtl.c (add_insn_after): Likeiwse.
19338 (emit_label_before): Likewise.
19339 (emit_label_after): Likewise.
19340 (emit_note_before, emit_note_after, emit_note): Update
19341 parameter to be enum insn_note; do not deal with source
19343 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19344 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19346 (merge_blocks_move_successor_nojumps): Simplify now when
19347 we don't have BLOCK notes.
19348 (try_optimize_cfg): Likewise.
19349 * cfglayout.c (skip_insns_after_block): Likewise.
19350 (record_effective_endpoints): Likewise.
19351 (duplicate_insn_chain): Likewise.
19352 * varasm.c (output_constant_pool_1): Likewise.
19353 * sched-deps.c (sched_analyze): Likewise.
19354 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19356 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19357 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19358 (SET_INSN_DELETED): Simplify.
19359 (NOTE_LINE_NUMBER): Exterminate.
19360 (NOTE_LINE_KIND): New.
19361 (NOTE_INSN_BASIC_BLOCK_P): Update.
19362 (enum insn_note): Simplify.
19363 (GET_NOTE_INSN_NAME) Simplify.
19364 (emit_note_before, emit_note_after, emit_note): Update prototype.
19365 (squeeze_notes): Remove.
19366 * sched-int.h (NOTE_NOT_BB_P): Update.
19367 * resource.c (mark_target_live_regs): Update.
19368 * sched-rgn.c (debug_dependencies): Update.
19369 * sched-vis.c (print_insn): Update.
19370 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19371 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19372 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19373 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19374 (split_branches): Update.
19375 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19377 (sh_adjust_unroll_max): Exterminate.
19378 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19379 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19380 (m68hc11_reorg): Likewise.
19381 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19382 (emit_predicate_relation_info): Update.
19383 (process_for_unwind_directive): Update.
19384 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19385 (output_call): Update.
19386 * config/pa/pa.c (output_lbranch): Update.
19387 (output_millicode_call): Update.
19388 (output_call): Update.
19389 (pa_combine_instructions): Update.
19390 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19391 * config/bfin/bfin.c (gen_one_bundle): Update.
19392 * cfgrtl.c (can_delete_note_p): Update.
19393 (delete_insn): Update.
19394 (rtl_merge_blocks): Update.
19395 (commit_one_edge_insertion): Update.
19396 (rtl_verify_flow_info): Update.
19397 * stmt.c (expand_case): Do not call squeeze_notes.
19399 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19406 * c.opt (Wtype-limits): New.
19407 * doc/invoke.texi (Wtype-limits): Document it.
19408 (Wextra): Enabled by -Wextra.
19409 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19410 * c-common.c (shorten_compare): Warn with Wtype-limits.
19412 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19414 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19415 inlined function, not as a macro.
19416 (_mm_alignr_pi8): Ditto.
19417 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19418 (_mm_inserti_si64): Ditto.
19419 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19420 (_mm_extract_epi16): Ditto.
19421 (_mm_insert_epi16): Ditto.
19422 (_mm_shufflehi_epi16): Ditto.
19423 (_mm_shufflelo_epi16): Ditto.
19424 (_mm_shuffle_epi32): Ditto.
19425 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19426 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19428 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19430 (_m_to_float): Use C89 compatible assignment.
19432 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19435 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19437 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19440 * doc/invoke.texi (Wreturn-type): Complete description.
19441 (Wextra): Delete item about return-type warning.
19442 * c-decl.c: Delete redundant Wextra warning.
19444 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19447 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19448 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19449 inlined function, not as a macro.
19450 (_mm_prefetch): Ditto.
19451 (_m_pextrw): Ditto.
19452 (_mm_insert_pi16): Ditto.
19453 (_m_pinsrw): Ditto.
19454 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19455 (_m_pshufw): Ditto. Add const to __N argument.
19456 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19457 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19458 (_mm_slli_epi32): Ditto.
19459 (_mm_srli_si128): Implement as always inlined function, not as a
19460 macro. Add __inline to function declaration.
19461 (_mm_slli_si128): Ditto.
19463 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19465 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19466 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19468 (struct fenv): New structure.
19469 (FP_HANDLE_EXCEPTIONS): New define.
19470 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19471 (_FP_DECL_EXP): New define.
19472 (FP_INIT_ROUNDMODE): New define.
19473 (FP_ROUNDMODE): New define.
19475 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19477 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19478 (Wconversion): Update description.
19479 (Wconversion-sign): New.
19480 * c.opt (Wconversion-sign): New.
19481 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19482 means disabled for C++. Otherwise, take the status of Wconversion.
19483 * c-common.c (conversion_warning): Warn with either Wconversion or
19485 (warnings_for_convert_and_check): Conditions are already checked by
19486 conversion_warning.
19487 (convert_and_check): Don't check warnings if the conversion failed.
19489 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19490 Anatoly Sokolov <aesok@dol.ru>
19492 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19493 avr_epilogue_uses) : Add declaration.
19494 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19495 * config/avr/constraints.md (R): New constraint.
19496 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19497 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19498 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19499 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19500 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19501 call_prologue_saves, epilogue_restores, return_from_epilogue,
19502 return_from_main_epilogue, return_from_interrupt_epilogue,
19503 return_from_naked_epilogue, prologue, epilogue): New patterns.
19504 (jump): Handle symbol reference.
19505 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19506 avr_output_function_prologue, avr_output_function_epilogue): Remove
19508 (avr_init_machine_status, expand_prologue, expand_epilogue,
19509 avr_asm_function_end_prologue, avr_epilogue_uses,
19510 avr_asm_function_begin_epilogue): New functions.
19511 (prologue_size, epilogue_size, jump_tables_size): Remove global
19513 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19514 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19515 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19516 (avr_override_options): Initialise init_machine_status.
19517 (output_movhi): Handle all stack pointer loads.
19518 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19519 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19520 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19521 (EPILOGUE_USES) Redefine.
19522 (machine_function) Declare.
19524 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19526 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19527 Use a single return statement.
19529 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19531 PR middle-end/30250
19532 * builtins.c (do_mpfr_lgamma_r): New.
19533 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19534 * tree.h (CASE_FLT_FN_REENT): New.
19536 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19538 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19539 (output_die): Use 'unsigned long' with %x.
19540 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19541 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19542 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19544 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19546 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19551 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19552 true if function has no argument.
19554 2007-05-18 DJ Delorie <dj@redhat.com>
19556 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19557 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19559 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19561 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19562 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19563 count_trailing_zeros.
19564 (__i386__): Implement count_leading_zeros using __builtin_clz().
19565 Implement count_trailing_zeros usign __builtin_ctz().
19567 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19569 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19571 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19573 PR middle-end/31344
19574 * expr.c (emit_move_change_mode): Change mode of push operands here.
19576 2007-05-17 Ian Lance Taylor <iant@google.com>
19578 PR tree-optimization/31953
19579 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19580 Change all callers.
19581 (set_value_range_to_null): Call set_value_range_to_value.
19582 (extract_range_from_comparison): Likewise.
19584 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19586 * toplev.c (print_version): Output GMP/MPFR version info.
19588 * builtins.c (CASE_MATHFN_REENT): New macro.
19589 (mathfn_built_in): Use it.
19590 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19591 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19592 BUILT_IN_LGAMMAL_R): New.
19593 * doc/extend.texi: Document new builtins.
19595 PR middle-end/31796
19596 * builtins.c (do_mpfr_remquo): New.
19597 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19598 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19600 PR middle-end/30251
19601 * builtins.c (fold_builtin_1): Handle y0, y1.
19602 (fold_builtin_2): Handle yn.
19604 PR middle-end/30251
19605 * builtins.c (do_mpfr_bessel_n): New.
19606 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19607 (fold_builtin_2): Handle BUILT_IN_JN.
19609 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19612 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19613 TYPE_PRECISION (intmax_type_node).
19615 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19618 * reload.c (subst_reloads): Remove checking.
19620 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19622 PR rtl-optimization/31691
19623 * combine.c (simplify_set): Build a new src pattern instead of
19624 substituting its operands in the COMPARE case.
19626 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19628 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19629 (execute_vrp): Preserve loops through jump threading.
19630 * tree-ssa-threadupdate.c (thread_single_edge,
19631 dbds_continue_enumeration_p, determine_bb_domination_status,
19632 thread_through_loop_header): New functions.
19633 (create_edge_and_update_destination_phis,
19634 create_edge_and_update_destination_phis): Set loops for the new blocks.
19635 (prune_undesirable_thread_requests): Removed.
19636 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19638 (thread_block): Do not call prune_undesirable_thread_requests.
19640 (mark_threaded_blocks): Select edges to thread here.
19641 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19642 Thread edges through loop headers independently.
19643 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19644 * tree-pass.h (TODO_mark_first_instance): New.
19645 (first_pass_instance): Declare.
19646 * cfghooks.c (duplicate_block): Put the block to the original loop
19647 if copy is not specified.
19648 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19649 jump threading. Pass may_peel_loop_headers to
19650 thread_through_all_blocks according to first_pass_instance.
19651 * cfgloop.h (create_preheader): Declare.
19652 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19653 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19654 * passes.c (first_pass_instance): New variable.
19655 (next_pass_1): Set TODO_mark_first_instance.
19656 (execute_todo): Set first_pass_instance.
19658 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19660 PR tree-optimization/24659
19661 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19662 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19663 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19664 OTI_vec_pack_ufix_trunc.
19665 (vec_unpacks_float_hi_optab): Define new macro.
19666 (vec_unpacks_float_lo_optab): Ditto.
19667 (vec_unpacku_float_hi_optab): Ditto.
19668 (vec_unpacku_float_lo_optab): Ditto.
19669 (vec_pack_sfix_trunc_optab): Ditto.
19670 (vec_pack_ufix_trunc_optab): Ditto.
19671 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19672 and vec_pack_[s|u]fix_trunc_optab using
19673 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19674 * tree-vectorizer.c (supportable_widening_operation): Handle
19675 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19676 (supportable_narrowing_operation): New function.
19677 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19678 * tree-vect-transform.c (vectorizable_conversion): Handle
19679 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19680 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19681 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19682 to check for target support.
19683 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19684 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19685 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19686 for VEC_PACK_FIX_TRUNC_EXPR.
19687 (expand_binop): Special case mode of the result for
19688 vec_pack_[u|s]fix_trunc_optab.
19689 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19690 vec_pack_[u|s]fix_trunc_optab.
19692 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19693 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19694 * tree-pretty-print.c (dump_generic_node): Handle
19695 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19696 VEC_PACK_FIX_TRUNC_EXPR.
19698 * expr.c (expand_expr_real_1): Ditto.
19699 * tree-inline.c (estimate_num_insns_1): Ditto.
19700 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19702 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19703 (vec_unpacks_float_lo_v8hi): Ditto.
19704 (vec_unpacku_float_hi_v8hi): Ditto.
19705 (vec_unpacku_float_lo_v8hi): Ditto.
19706 (vec_unpacks_float_hi_v4si): Ditto.
19707 (vec_unpacks_float_lo_v4si): Ditto.
19708 (vec_pack_sfix_trunc_v2df): Ditto.
19710 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19712 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19713 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19714 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19715 [vec_pack_ufix_trunc]: Ditto.
19716 [vec_unpacks_float_hi]: Ditto.
19717 [vec_unpacks_float_lo]: Ditto.
19718 [vec_unpacku_float_hi]: Ditto.
19719 [vec_unpacku_float_lo]: Ditto.
19721 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19723 * soft-fp/README: Update for new files.
19724 * soft-fp/floattisf.c: New file.
19725 * soft-fp/floattidf.c: New file.
19726 * soft-fp/floattitf.c: New file.
19727 * soft-fp/floatuntisf.c: New file.
19728 * soft-fp/floatuntidf.c: New file.
19729 * soft-fp/floatuntitf.c: New file.
19730 * soft-fp/fixsfti.c: New file.
19731 * soft-fp/fixdfti.c: New file.
19732 * soft-fp/fixtfti.c: New file.
19733 * soft-fp/fixunssfti.c: New file.
19734 * soft-fp/fixunsdfti.c: New file.
19735 * soft-fp/fixunstfti.c: New file.
19736 * soft-fp/extendxftf.c: New file.
19737 * soft-fp/trunctfxf.c: New file.
19739 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19740 (__trunctfxf2): Ditto.
19742 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19743 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19744 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19745 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19746 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19747 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19749 * config/i386/t-fprules-softfp64: New file.
19750 * config/i386/sfp-machine.h: New file.
19751 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19752 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19753 and soft-fp/t-softfp to tmake_file.
19754 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19755 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19757 * config/i386/t-linux64 (softfp_wrap_start): New.
19758 (softfp_wrap_end): New.
19759 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19760 supported for TARGET_64BIT.
19762 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19764 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19765 c_common_unsigned_type behavior.
19767 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19769 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19772 2007-05-16 Eric Christopher <echristo@apple.com>
19774 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19775 saving after stack push. Set sp_offset whenever we push.
19776 (rs6000_emit_epilogue): Move altivec register restore before
19779 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19781 * configure.ac: Allow sysroots to be relocated under $prefix as
19782 well as $exec_prefix.
19783 * configure: Regenerate.
19785 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19789 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19791 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19792 (gcc_tooldir): Likewise.
19793 * configure: Regenerate.
19794 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19795 old configure.ac gcc_tooldir setting.
19796 (prefix_to_exec_prefix): New variable.
19797 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19798 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19800 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19802 * c-typeck.c (build_binary_op): Return early for error.
19804 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19806 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19807 struct nb_iter_bound.
19808 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19809 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19810 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19811 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19812 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19813 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19814 (del_scev_info): Use ggc_free.
19815 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19816 * loop-init.c: Include ggc.h.
19817 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19818 (loop_optimizer_finalize): Use ggc_free.
19819 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19820 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19821 pass_iv_optimize): Add TODO_ggc_collect.
19822 * function.h (struct function): Remove skip marker from
19824 * cfgloop.c: Include ggc.h.
19825 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19827 (establish_preds): Vector superloops is gc allocated.
19828 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19830 (flow_loops_find): Vector larray is gc allocated.
19831 (loop_exit_free): Use ggc_free.
19832 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19833 that head of exits list is now not a part of struct loop.
19834 (record_loop_exits): Allocate exits table in gc memory.
19835 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19836 that head of exits list is now not a part of struct loop.
19837 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19838 struct loop_exit): Add GTY marker.
19839 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19840 Add skip marker to aux field. Make head of exits list a separate
19842 (struct loops): Add GTY marker. Make larray vector gc allocated.
19843 Add param marker to exits table.
19844 (get_loops): Type changed.
19845 * Makefile.in (tree-scalar-evolution.o): Add
19846 gt-tree-scalar-evolution.h dependency.
19847 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19848 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19849 * basic-block.h (struct basic_block_def): Remove skip marker from
19852 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19854 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19855 of 0 in the call to expand_expr().
19856 (expand_builtin_mathfn_3): Ditto.
19857 (expand_builtin_interclass_mathfn): Ditto.
19858 (expand_builtin_cexpi): Ditto.
19859 (expand_builtin_int_roundingfn): Ditto.
19860 (expand_builtin_int_roundingfn_2): Ditto.
19861 (expand_builtin_pow): Ditto.
19862 (expand_builtin_powi): Ditto.
19863 (expand_builtin_bswap): Ditto.
19864 (expand_builtin_unop): Ditto.
19865 (expand_builtin_fabs): Ditto.
19866 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19867 the call to expand_expr().
19868 (expand_builtin_sync_operation): Ditto.
19869 (expand_builtin_compare_and_swap): Ditto.
19870 (expand_builtin_lock_test_and_set): Ditto.
19871 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19872 instead of 0 in the call to expand_expr().
19873 (expand_builtin_extract_return_addr): Ditto.
19874 (expand_builtin_eh_return): Ditto.
19875 (expand_eh_return): Ditto.
19876 * explow.c (expr_size): Ditto.
19877 * expr.c (optimize_bitfield_assignment_op): Ditto.
19878 (expand_assignement): Ditto.
19879 (store_expr): Ditto.
19880 (store_field): Ditto.
19881 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19882 the call to expand_expr().
19883 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19884 in the call to expand_expr().
19885 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19886 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19887 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19889 * optabs.c (expand_vec_shift_expr): Ditto.
19890 (expand_vec_cond_expr): Ditto.
19891 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19892 call to expand_expr().
19893 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19894 in the call to expand_expr().
19896 2007-05-14 Dave Korn <dave.korn@artimi.com>
19898 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19900 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19902 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19903 instead of c_common_unsigned_type.
19904 (c_common_unsigned_type): Remove.
19905 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19906 c_common_unsigned_type.
19907 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19908 c_common_unsigned_type.
19909 * c-common.h (c_common_unsigned_type): Remove.
19910 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19911 c_common_unsigned_type.
19912 * c-format.c (check_format_types): Use unsigned_type_for instead of
19913 c_common_unsigned_type.
19914 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19915 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19916 of c_common_unsigned_type.
19917 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19918 lang_hooks.types.unsigned_type.
19919 * expmed.c (make_tree): Use unsigned_type_for instead of
19920 lang_hooks.types.unsigned_type.
19921 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19922 lang_hooks.types.unsigned_type.
19923 (build_range_check): Likewise.
19924 (fold_unary): Likewise.
19925 (fold_binary): Likewise.
19926 (fold_ternary): Likewise.
19927 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19928 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19929 * tree.c (get_unsigned_type): New.
19930 (unsigned_type_for): Use get_unsigned_type instead of
19931 lang_hooks.types.unsigned_type.
19933 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19935 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19936 to m68k_get_function_kind. Update its prototype.
19937 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19939 (m68k_interrupt_function_p): Return enum m68k_function_type
19940 instead of bool. Rename to m68k_get_function_kind.
19941 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19942 target is not fido.
19943 (m68k_compute_frame_layout): Don't mark any register for save
19944 if an interrupt_thread attribute is specified.
19945 (m68k_hard_regno_rename_ok): Update a use of
19946 m68k_interrupt_function_p.
19947 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19948 m68k_interrupt_function_p.
19949 (m68k_function_type): New.
19950 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19951 for a function with an interrupt_thread attribute.
19952 * doc/extend.texi: Document the interrupt_thread attribute.
19954 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19956 Fix PR tree-optimization/31911
19957 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19958 if they didn't change the expression.
19960 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19962 * tree-scalar-evolution.c (resolve_mixers): Exported.
19963 * tree-scalar-evolution.h (resolve_mixers): Declare.
19964 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19965 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19966 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19967 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19968 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19969 strip_conversion, analyze_offset_expr, address_analysis,
19970 object_analysis, analyze_offset): Removed.
19971 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19972 split_constant_offset, canonicalize_base_object_address,
19973 object_address_invariant_in_loop_p, disjoint_objects_p,
19974 dr_may_alias_p, dr_address_invariant_p): New functions.
19975 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19976 and dr_analyze_alias.
19977 (initialize_data_dependence_relation): Use dr_may_alias_p
19978 and object_address_invariant_in_loop_p.
19979 (compute_self_dependence): Handle the case when
19980 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19981 (find_data_references_in_stmt): Restrict the analysis of data
19982 references to the given loop nest.
19983 (find_data_references_in_loop): Made static. Pass loop nest to
19984 find_data_references_in_stmt.
19985 (compute_data_dependences_for_loop): Use DR_VOPS.
19986 (free_data_ref): Free DR_VOPS.
19987 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19988 (struct innermost_loop_behavior): ... new.
19989 (struct base_object_info): Replaced by ...
19990 (struct indices): ... new.
19991 (struct dr_alias): New.
19992 (enum data_ref_type): Removed.
19993 (struct data_reference): Consist of struct innermost_loop_behavior,
19994 struct indices and struct dr_alias.
19995 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19996 (DR_MEMTAG): Renamed to ...
19997 (DR_SYMBOL_TAG): ... this.
19998 (find_data_references_in_loop): Declaration removed.
19999 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20000 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20001 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20002 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20004 2007-05-13 Revital Eres <eres@il.ibm.com>
20006 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20007 which walks virtual def-use chains to find redundant stores.
20008 (dse_optimize_stmt): Call it.
20010 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20012 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20013 * passes.c (init_optimization_passes): Move pass_jump_bypass
20016 * basic-block.h (bb_has_eh_pred): Fix style issue.
20018 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20020 PR rtl-optimization/31848
20021 * loop-invariant.c (move_invariant_reg): If we move an insn
20022 with a REG_EQUAL note, and that insn is not always executed,
20023 remove the REG_EQUAL note.
20025 2007-05-12 Richard Guenther <rguenther@suse.de>
20027 PR tree-optimization/31797
20028 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20029 propagate into a stmt that has volatile ops.
20031 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20033 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20034 (gcc_tooldir): Likewise.
20035 * configure: Regenerate.
20036 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20037 old configure.ac gcc_tooldir setting.
20038 (prefix_to_exec_prefix): New variable.
20039 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20040 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20042 2007-05-11 Silvius Rus <rus@google.com>
20044 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20045 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20046 * c-common.h (strict_aliasing_warning): Change return type.
20047 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20048 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20049 (build_c_cast): Condition call to strict_aliasing_warning.
20050 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20051 * flags.h (set_Wstrict_aliasing): Declare.
20052 * opts.c (set_Wstrict_alising): Define, add call to.
20053 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20054 * tree-ssa-alias-warnings.c: New file.
20055 * tree-ssa-alias.c (compute_may_aliases): Add call to
20056 strict_aliasing_warning_backend.
20058 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20060 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20061 Use loop_depth and loop_outer accessor functions.
20062 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20063 determine_invariantness_stmt, move_computations_stmt): Ditto.
20064 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20065 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20066 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20067 * tree-scalar-evolution.c (interpret_loop_phi,
20068 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20069 instantiate_parameters_1, scev_const_prop): Ditto.
20070 * cfghooks.c (make_forwarder_block): Ditto.
20071 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20072 * modulo-sched.c (loop_canon_p): Ditto.
20073 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20074 slpeel_can_duplicate_loop_p): Ditto.
20075 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20076 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20077 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20078 cancel_loop, verify_loop_structure): Ditto.
20079 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20080 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20081 superloops vector instead of "pred" array.
20082 (establish_preds): Take father loop as an argument. Initialize the
20084 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20085 Do not initialize loop->outer.
20086 (flow_loop_tree_node_remove): Truncate the superloops vector.
20087 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20088 "pred" merged to "superloops" vector.
20089 (loop_depth, loop_outer): New.
20090 (fel_init): Use loop_outer.
20092 2007-05-11 Jan Hubicka <jh@suse.cz>
20094 * cgraphunit.c: Include gt-cgraphunit.h
20095 (static_ctors, static_dtors): New static vars.
20096 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20097 based on implementation in c-common.c
20098 (cgraph_finalize_function): Call record_cdtor_fn.
20099 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20100 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20101 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20102 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20103 build_cdtor, c_build_cdtor_fns): Remove.
20104 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20105 c_build_cdtor_fns): Remove prototype.
20107 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20110 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20111 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20112 * builtins.c (fold_builtin_memchr): New.
20113 (expand_builtin_memchr): Call the latter.
20114 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20115 * doc/extend.texi ([Other built-in functions provided by GCC]):
20118 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20120 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20121 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20122 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20123 PFPO_OP1_TYPE_SHIFT): Constants added.
20124 (DFP_ALL): Mode macro defined.
20125 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20126 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20127 Insn definitions added.
20128 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20129 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20132 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20134 PR tree-optimization/31885
20135 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20136 NULL_TREE to be undetermined.
20137 (automatically_generated_chrec_p): Return false for NULL.
20139 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20141 * config/bfin/bfin.h (MOVE_RATIO): Define.
20143 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20145 * config.gcc (sparc-wrs-vxworks): New target.
20146 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20147 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20148 * config/sparc/sparc.h: Include vxworks-dummy.h.
20149 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20150 include LABEL_REFs too.
20151 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20152 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20154 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20156 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20157 (sparc_emit_call_insn): New function.
20158 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20159 functions when generating VxWorks PIC.
20160 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20161 (call, call_value): Use sparc_emit_call_insn instead of
20164 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20166 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20168 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20170 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20171 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20172 split_double instead of operand_subword.
20174 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20176 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20177 * config/bfin/bfin.c (bfin_local_alignment): New function.
20178 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20180 2007-05-08 Chao-ying Fu <fu@mips.com>
20182 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20183 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20184 (smsub_widen_optab, umsub_widen_optab): Define.
20185 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20187 * genopinit.c (optabs): Fill in smsub_widen_optab and
20189 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20190 and umsub_widen_optab to implement multiply-subtract sequences.
20191 * config/mips/mips.md (*msac<u>_di): Rename to...
20192 (<u>msubsidi4): ...this. Extend condition to include
20193 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20194 of operand 0 to "ka" and use the three-operand form of msub<u>
20196 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20199 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20201 PR rtl-optimization/28011
20202 * reload.c (push_reload): Set dont_share if IN appears in OUT
20203 also when IN is a PLUS rtx.
20204 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20207 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20209 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20210 call unshare_all_decls.
20211 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20212 (unshare_all_decls): Remove.
20214 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20217 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20220 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20221 Nigel Stephens <nigel@mips.com>
20223 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20224 Update comments and all uses.
20225 (MIN_FPRS_PER_FMT): Define.
20226 * config/mips/mips.c (function_arg): Fix to correctly handle
20227 the -mips32r2 -mfp64 -mabi=32 case.
20228 (override_options): Enable use of odd-numbered registers for
20229 SFmode values on MIPS32.
20230 (mips_save_reg_p): Save whole floating-point register pair if
20231 either half is used.
20232 (compute_frame_size): Fix comment.
20234 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20236 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20237 argument of type bool.
20238 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20239 argument. Safely select temporary P register according to it.
20240 (do_link): Change call site of add_to_reg accordingly.
20241 (do_unlink): Add epilogue_p as a fourth argument and pass it
20243 (expand_interrupt_handler_epilogue): Change call of do_unlink
20245 (bfin_expand_prologue): Add a third argument sibcall_p.
20246 * config/bfin/bfin.md (epilogue): Change call of
20247 bfin_expand_epilogue accordingly.
20248 (sibcall_epilogue): Likewise.
20249 (eh_return_internal): Likewise.
20251 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20252 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20253 * config/bfin/bfin.c (bfin_handle_option): Handle
20254 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20255 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20256 Support bf534, bf536 and bf561.
20257 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20259 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20262 * config/i386/i386.c (ix86_function_regparm): Process local
20263 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20265 2007-05-07 Mike Stump <mrs@apple.com>
20267 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20268 also checks for and while statements in C++.
20270 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20272 * gcc.c (at_file_supplied): New variable.
20273 (main): Set it if we expanded argv.
20274 (do_spec_1): Pass an @-file to the linker if we were called with
20275 an @-file argument and HAVE_GNU_LD.
20276 * collect2.c (at_file_supplied): New variable.
20277 (response_file): New variable.
20278 (collect_exit): Unlink response_file if necessary.
20279 (handler): Likewise.
20280 (do_wait): Likewise.
20281 (main): Set at_file_supplied if we expanded argv.
20282 (collect_execute): Pass an @-file to subprocesses if we were called
20283 with an @-file argument.
20284 * configure.ac: Add define for HAVE_GNU_LD.
20285 * configure: Regenerate.
20286 * config.in: Regenerate.
20288 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20290 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20291 operand to HI mode.
20296 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20298 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20299 (TARGET_ENCODE_SECTION_INFO): Re-define.
20300 (m32c_encode_section_info): New
20301 (function_vector_handler): New
20302 (current_function_special_page_vector): New
20303 (m32c_special_page_vector_p): New.
20304 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20306 * config/m32c/jump.md: Added instruction JSRS for functions
20307 with attribute "function_vector".
20308 * doc/extend.texi (function_vector): Added description
20309 for M16C, M32C targets.
20311 2007-05-07 DJ Delorie <dj@redhat.com>
20314 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20315 ashrpsi3, lshrpsi3): Update shift count constraint.
20317 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20318 Nathan Froyd <froydnj@codesourcery.com>
20321 * c-incpath.c (add_path): Strip trailing path separators.
20323 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20325 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20326 Free dominance info before purging EH edges.
20327 (eliminate_degenerate_phis): Likewise.
20328 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20330 2007-05-07 Jan Hubicka <jh@suse.cz>
20332 * gimplify.c (gimplify_expr): Do not crash when folding
20333 (void *)(int)&a + 4.
20335 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20338 * c-opts.c (lang_fortran): Make it non static.
20339 * c-common.h (lang_fortran): New prototype.
20340 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20341 -lang-fortran option was passed by the driver.
20343 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20345 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20346 of ASSERT_CHECKING. Tweak message.
20348 2007-05-06 Revital Eres <eres@il.ibm.com>
20351 * loop-unroll.c (insert_var_expansion_initialization):
20352 Initialize the expansions with -zero instead of +zero.
20354 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20356 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20357 into pic and non-pic versions. Mark r19 as used for
20358 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20359 for tgd_load, tld_load and tie_load .
20360 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20361 version of tgd_load, tld_load and tie_load depending on the
20364 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20365 Jakub Jelinek <jakub@redhat.com>
20367 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20368 (__do_global_dtors_aux): Use more paranoid loop to run
20369 destructors if HIDDEN_DTOR_LIST_END.
20370 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20372 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20374 * varasm.c (align_variable): Don't increase alignment for
20375 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20376 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20378 2007-05-04 Josh Conner <jconner@apple.com>
20380 * basic-block.h (cdi_direction): Assign values to all enumeration
20382 (dom_computed): Remove.
20383 (dom_info_state): New.
20384 (set_dom_info_availability): New.
20385 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20386 walk_data.dom_direction.
20387 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20388 instead of dom_computed[].
20389 (split_edge): Likewise.
20390 (create_basic_block): Likewise.
20391 (merge_blocks): Likewise.
20392 * ifcvt.c (find_if_header): Likewise.
20393 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20394 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20395 * tree-ssa.c (verify_ssa): Likewise.
20396 * tree-cfg.c (tree_verify_flow_info): Likewise.
20397 (remove_edge_and_dominated_blocks): Likewise.
20398 * dominance.c (dom_computed): Make static.
20399 (calc_dfs_tree_nonrec): Change third param to a bool.
20400 (calc_dfs_tree): Change second param to a bool.
20401 (calc_idioms): Change second param to a bool. Use
20402 dom_convert_dir_to_idx.
20403 (init_dom_info): Validate dir before using.
20404 (dom_convert_dir_to_idx): New.
20405 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20406 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20407 (free_dominance_info): Use dom_convert_dir_to_idx.
20408 (get_immediate_dominator): Likewise.
20409 (set_immediate_dominator): Likewise.
20410 (get_dominated_by): Likewise.
20411 (redirect_immediate_dominators): Likewise.
20412 (nearest_common_denominator): Likewise.
20413 (dominated_by_p): Likewise.
20414 (bb_dom_dfs_in): Likewise.
20415 (bb_dom_dfs_out): Likewise.
20416 (recount_dominator): Likewise.
20417 (iterate_fix_dominators): Likewise.
20418 (add_to_dominance_info): Likewise.
20419 (delete_from_dominance_info): Likewise.
20420 (first_dom_son): Likewise.
20421 (next_dom_son): Likewise.
20422 (dom_info_available_p): Likewise.
20423 (dom_info_state): New.
20424 (set_dom_info_availability): New.
20426 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20428 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20430 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20432 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20434 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20435 (subdi3, subdi_carry): Delete.
20437 2007-05-04 Jan Hubicka <jh@suse.cz>
20438 Richard Guenther <rguenther@suse.de>
20440 * opts.c (decode_options): Do not fiddle with inlining
20441 parameters in case of optimizing for size.
20442 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20443 for size do nothing.
20444 (cgraph_decide_inlining_of_small_function): When optimizing for
20445 size never inline functions increasing caller size.
20446 (cgraph_early_inlining): Inline for size when optimizing for size.
20448 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20450 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20451 logical operations piecewise.
20452 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20453 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20454 subdi_sesidi_di): Delete.
20455 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20456 the generated sequence. Allow three-reg add in constraints. Rewrite
20457 the rtl expression for carry to avoid zero_extend of a constant.
20458 (sub_with_carry): New pattern.
20459 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20460 different sequence not involving jumps.
20461 (notbi): Now a named pattern.
20463 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20465 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20466 Add the note about a significant loss of accuracy of some
20467 mathematical routines when these options are used.
20469 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20471 * haifa-sched.c (rtx_vec_t): New typedef.
20472 (contributes_to_priority_p): Extract piece of priority () into new
20474 (priority): Use the function. Add assertion.
20475 (rank_for_schedule, set_priorities): Add assertion to check that
20476 insn's priority is initialized.
20477 (clear_priorities, calc_priorities): Change signature. Make it update
20478 all relevant insns. Update all callers ('add_to_speculative_block ()'
20479 and 'create_block_check_twin ()').
20480 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20481 Add new field 'priority_status'.
20482 (INSN_PRIORITY_STATUS): New macro.
20483 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20485 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20487 * sched-ebb.c (debug_ebb_dependencies): New static function.
20488 (init_ready_list): Use it.
20490 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20491 with changed signature and 'debug_rgn_dependencies ()'.
20492 (debug_rgn_dependencies): New static function.
20493 (init_ready_list): Use it.
20495 * sched-int.h (debug_dependencies): Declare.
20497 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20499 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20501 2007-05-04 Dirk Mueller <dmueller@suse.de>
20503 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20505 2007-05-03 Jan Hubicka <jh@suse.cz>
20507 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20508 ((T1)X op (T1)Y), for pointer type in more cases than before.
20510 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20512 * tree-object-size.c (plus_expr_object_size): When operand size is
20513 unknown, return unknown.
20515 2007-05-03 Dirk Mueller <dmueller@suse.de>
20517 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20519 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20522 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20524 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20526 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20528 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20530 * config/soft-fp/double.h, config/soft-fp/extended.h,
20531 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20532 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20533 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20534 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20537 2007-05-03 Ian Lance Taylor <iant@google.com>
20539 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20540 MASK_PPC_GFXOPT for 8540 or 8548.
20542 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20544 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20545 vect_print_dump_info() to output debug information.
20547 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20550 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20551 operands of size 2 when operand is not MEM_P.
20553 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20555 PR tree-optimization/30565
20556 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20558 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20560 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20561 (umulsi3_highpart): Use them.
20562 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20563 for final accumulator to D regisster tranfser.
20565 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20567 PR tree-optimization/31699
20568 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20570 (vect_enhance_data_refs_alignment): Compute peel amount using
20571 TYPE_VECTOR_SUBPARTS instead of vf.
20572 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20574 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20577 * system.h: Remove inclusion of double-int.h
20578 * tree.h: Include double-int.h
20579 * gengtype.c: Likewise
20580 * cfgloop.h: Likewise
20581 * Makefile.in: Adjust dependencies on double-int.h
20583 2007-05-02 Eric Christopher <echristo@apple.com>
20585 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20586 -shared to -Zdynamiclib.
20588 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20591 * c-common.c (strip_pointer_or_array_types): New function.
20592 * c-common.h (strip_pointer_or_array_types): New function declaration.
20594 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20596 PR tree-optimization/31771
20597 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20599 2007-05-02 Paul Brook <paul@codesourcery.com>
20601 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20603 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20605 PR middle-end/29715
20606 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20609 2007-05-02 Nick Clifton <nickc@redhat.com>
20611 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20613 2007-05-02 Richard Guenther <rguenther@suse.de>
20615 PR tree-optimization/31146
20616 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20617 argument, single_use_p. If we have a single use that is
20618 a conversion to the definition rhs type, propagate that rhs.
20619 (forward_propagate_addr_expr): Pass single_use_p argument
20620 to forward_propagate_addr_expr_1.
20622 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20624 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20627 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20629 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20630 'AMD Family 10 core'.
20632 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20634 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20635 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20636 with SSE3 instruction set support.
20637 * doc/invoke.texi: Likewise.
20639 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20641 * config/i386/i386.c (override_options): Tuning 32-byte loop
20642 alignment for amdfam10 architecture. Increasing the max loop
20643 alignment to 24 bytes.
20645 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20647 * config/m68k/constraints.md: New.
20648 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20649 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20650 EXTRA_CONSTRAINT): Remove.
20651 * config/m68k/m68k.md: Include constraints.md.
20652 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20654 2007-05-01 Ian Lance Taylor <iant@google.com>
20656 PR tree-optimization/31739
20657 * tree-vrp.c (vrp_val_is_max): New static function.
20658 (vrp_val_is_min): New static function.
20659 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20661 (set_value_range): Use vrp_val_is_{max,min}.
20662 (extract_range_from_assert): Likewise.
20663 (extract_range_from_binary_expr): Likewise.
20664 (extract_range_from_unary_expr): Likewise.
20665 (dump_value_range, vrp_meet): Likewise.
20666 (vrp_visit_phi_node): Likewise.
20667 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20669 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20671 * config/i386/gmon-sol2.c (size_t): New type.
20672 (intptr_t): Likewise.
20673 (s_textsize): Declare as size_t.
20675 (monstartup): Use size_t for sizes.
20676 (_mcount): Save and restore registers.
20677 (internal_mcount): Pass 0 as the first argument to monstartup
20679 (moncontrol): Convert pointer to appropriately sized integer
20680 before passing to profil.
20682 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20684 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20685 __NO_FPRS__, not just if _SOFT_DOUBLE.
20686 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20687 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20688 also for E500 double.
20689 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20690 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20693 2007-05-01 Richard Guenther <rguenther@suse.de>
20695 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20698 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20700 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20702 2007-05-01 Jan Hubicka <jh@suse.cz>
20704 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20707 2007-05-01 Jan Hubicka <jh@suse.cz>
20709 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20710 (maybe_fold_offset_to_reference): Declare.
20711 * fold-const.c (fold_unary): Do not fold
20712 (type *)&A into &A->field_of_type_and_offset_0
20713 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20714 size is unknown, give up.
20715 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20717 (maybe_fold_offset_to_reference): New.
20718 (maybe_fold_stmt_indirect): Use it.
20719 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20720 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20722 (gimplify_expr): Likewise for plus_expr.
20724 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20726 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20727 bsi_after_labels. Always insert statements before bsi.
20728 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20729 * predict.c (apply_return_prediction): Check for empty blocks.
20730 * cfgexpand.c (lab_rtx_for_bb): New variable.
20731 (label_rtx_for_bb): Do not create new tree labels.
20732 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20733 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20734 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20736 (label_for_bb): Add field used.
20737 (update_eh_label, main_block_label): Mark the label used.
20738 (cleanup_dead_labels): Remove unused labels.
20740 2007-05-01 Richard Guenther <rguenther@suse.de>
20742 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20743 if it is not about to be set.
20744 (get_value_range): Do not pre-allocate equiv bitmap.
20745 (update_value_range): No need to clear equiv field.
20746 (add_equivalence): Change prototype to get bitmap pointer.
20747 Allocate bitmap here if it is not already.
20748 (extract_range_from_assert): Do not allocate bitmap here.
20749 Update callers to add_equivalence.
20750 (extract_range_from_ssa_name): Likewise.
20751 (get_vr_for_comparison): New static helper.
20752 (compare_name_with_value): Handle NULL equiv bitmap by
20753 peeling the first iteration of the comparison loop.
20754 Use get_vr_for_comparison.
20755 (compare_names): Handle NULL equiv bitmaps by using fake
20756 ones. Use get_vr_for_comparison.
20758 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20760 * double-int.c (mpz_set_double_int): Moved from
20761 tree-ssa-loop-niter.c.
20762 (mpz_get_double_int): Likewise; also, add option to wrap
20763 out-of-range integers.
20764 * double-int.h: New prototypes for above.
20765 * tree.c (get_static_type_bounds): Moved from
20766 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20767 TYPE_MAX_VALUE if they exist..
20768 * tree.h: New prototype for above.
20769 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20770 get_type_bounds calls.
20771 (mpz_set_double_int): Move to double-int.c.
20772 (get_type_bounds): Move to tree.c, rename to
20773 get_static_type_bounds.
20774 (mpz_to_double_int): Move to double-int.c, rename to
20775 mpz_get_double_int.
20777 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20779 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20780 DIV0 exception can fall through to a normal return.
20782 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20784 PR middle-end/22156
20785 Temporarily revert:
20786 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20787 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20788 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20789 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20790 initialize align to silence bogus warning.
20791 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20792 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20794 (struct sra_walk_fns): Remove use_all parameter from use.
20795 (sra_hash_tree): Handle BIT_FIELD_REFs.
20796 (sra_elt_hash): Don't hash bitfld blocks.
20797 (sra_elt_eq): Skip them in parent compares as well. Handle
20799 (sra_walk_expr): Don't maintain or pass down use_all_p.
20800 (scan_use): Remove use_all parameter.
20801 (scalarize_use): Likewise. Re-expand assignment to
20802 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20803 output, and re-scalarize after output. Don't mark anything
20805 (scalarize_ldst): Adjust.
20806 (scalarize_walk_gimple_modify_statement): Likewise.
20807 (build_element_name_1): Handle BIT_FIELD_REFs.
20808 (instantiate_element): Don't warn for any element whose parent
20809 is used as a whole.
20810 (instantiate_missing_elements_1): Return the sra_elt.
20811 (canon_type_for_field): New.
20812 (try_instantiate_multiple_fields): New.
20813 (instantiate_missing_elemnts): Use them.
20814 (mark_no_warning): Removed.
20815 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20816 (REPLDUP, sra_build_elt_assignment): New.
20817 (generate_copy_inout): Use them.
20818 (generate_element_copy): Likewise. Handle bitfld differences.
20819 (generate_element_zero): Don't recurse for blocks. Use
20820 sra_build_elt_assignment.
20821 (generate_one_element_int): Take elt instead of var. Use
20822 sra_build_elt_assignment.
20823 (generate_element_init_1): Adjust.
20824 (scalarize_use, scalarize_copy): Use REPLDUP.
20825 (scalarize_ldst): Move assert before dereference.
20826 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20828 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20831 * tree.c (reconstruct_complex_type): Reconstruct a reference
20833 Also use the same mode for the pointer as the old pointer type.
20835 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20837 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20840 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20842 PR rtl-optimization/31676
20843 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20844 (df_refs_record): Call it.
20846 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20848 * rtl.def (SS_ABS): New code.
20849 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20850 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20851 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20852 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20853 (bfin_init_builtins): Define them.
20854 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20855 (bfin_expand_builtin): ... and handle the others here.
20856 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20857 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20858 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20859 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20860 operand is only HImode.
20862 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20864 * regclass.c (scan_one_insn): Remove splitting of
20867 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20868 Nigel Stephens <nigel@mips.com>
20870 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20872 2007-04-28 Jan Hubicka <jh@suse.cz>
20874 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20875 insn_locators_alloc instead of insn_locators_initialize;
20876 call reset_block_changes.
20877 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20878 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20879 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20880 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20881 * config/score/score.c (th_output_mi_thunk): Likewise.
20882 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20883 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20884 tolerate uninitialized locator info.
20887 * function.c (init_function_start): Don't init line number info.
20888 (expand_function_end): Update.
20889 (reset_block_changes, record_block_change, finalize_block_changes,
20890 check_block_change, free_block_changes): Kill.
20891 * function.h (reset_block_changes, record_block_change,
20892 finalize_block_changes, check_block_change, free_block_changes):
20894 (struct function): Remove ib_boundaries_block.
20895 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20896 Use curr_insn_locator to initialize locator.
20897 (emit_line_note): Remove.
20898 * cfgexpand.c (expand_gimple_cond_expr): Update.
20899 (construct_exit_block): Likewise.
20900 (tree_expand_cfg): Initialize/finalize locators.
20901 * expr.c (expand_expr_real): Update.
20902 * cfglayout.c (line_locators_locs, line_locators_lines,
20903 file_locators_locs, file_locators_files): Remove.
20904 (set_block_levels): Move to cfgexpand.c.
20905 (insn_locators_initialize): Remove.
20906 (pass_insn_locators_initialize): Remove.
20907 (locations_locators_locs, locations_locators_vals): New static vars.
20908 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20910 (insn_locators_alloc, insn_locators_finalize,
20911 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20913 (locator_location): New.
20914 (locator_line, locator_file): Rewrite.
20915 * rtl.h (emit_line_note): Kill.
20916 (insn_locators_alloc, insn_locators_finalize,
20917 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20919 * tree-inline.c (initialize_cfun): Do not initialize
20920 ib_boundaries_block.
20921 * passes.c (pass_insn_locators_initialize): Remove.
20923 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20925 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20926 info. Update last_basic_block correctly.
20928 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20931 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20932 register itself to hold the offset constant. Tell flow the use
20933 of r4 and r5 when they are used.
20935 2007-04-27 Richard Guenther <rguenther@suse.de>
20937 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20938 if we simplified anything.
20939 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20940 warnings until we did a simplification and the stmt was not
20941 marked as TREE_NO_WARNING.
20943 2007-04-27 Mike Stump <mrs@apple.com>
20945 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20947 2007-04-27 Ian Lance Taylor <iant@google.com>
20949 PR middle-end/31710
20950 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20951 TYPE_MAX_VALUE exist, convert them to the new type.
20953 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20955 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20956 if it claims to be available.
20957 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20958 edge is redirected.
20959 (perform_tree_ssa_dce): Always free postdominators.
20961 2007-04-27 Richard Henderson <rth@redhat.com>
20963 * config/alpha/predicates.md (aligned_memory_operand): Mark
20964 as define_special_predicate.
20965 (unaligned_memory_operand, normal_memory_operand): Likewise.
20966 (reg_or_unaligned_mem_operand): Remove.
20967 (any_memory_operand): Match the documentation and check for
20968 non-renumbered pseudos during reload.
20969 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20970 alpha_secondary_reload_class, update to new interface, make static.
20971 Handle CQImode like HImode. Remove FP subreg check.
20972 (alpha_expand_mov): Use replace_equiv_address.
20973 (alpha_expand_mov_nobwx): Use any_memory_operand.
20974 (TARGET_SECONDARY_RELOAD): New.
20975 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20976 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20977 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20978 * config/alpha/alpha.md: ... here.
20979 (RELOAD12, reloadmode): New.
20981 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20982 Don't handle the aligned case here.
20983 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20984 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20985 reload_inhi_help. Don't expect a scratch register.
20986 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20988 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20990 2007-04-27 Richard Guenther <rguenther@suse.de>
20992 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20994 2007-04-27 Richard Guenther <rguenther@suse.de>
20996 PR tree-optimization/30965
20997 PR tree-optimization/30978
20998 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20999 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21000 (find_equivalent_equality_comparison): Likewise.
21001 (simplify_cond): Likewise.
21002 (get_prop_source_stmt): New helper.
21003 (get_prop_dest_stmt): Likewise.
21004 (can_propagate_from): Likewise.
21005 (remove_prop_source_from_use): Likewise.
21006 (combine_cond_expr_cond): Likewise.
21007 (forward_propagate_comparison): New function.
21008 (forward_propagate_into_cond): Rewrite to use fold for
21010 (tree_ssa_forward_propagate_single_use_vars): Call
21011 forward_propagate_comparison to propagate comparisons.
21013 2007-04-27 Richard Guenther <rguenther@suse.de>
21015 PR tree-optimization/31715
21016 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21017 sure to do computation on the offset in an appropriate
21020 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21022 * reload.h (elimination_target_reg_p): Declare.
21023 * reload.c (find_reloads): Don't apply the reg_rtx move
21024 optimization if the SET_DEST satisfies elimination_target_reg_p.
21025 * reload1.c (elimination_target_reg_p): New function.
21026 (gen_reload): In the move/add2 fallback, make sure that op0
21027 does not overlap the destination register.
21029 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21031 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21032 transform only GIMPLE_MODIFY_STMTs.
21033 * tree-complex.c (expand_complex_operations_1): Ditto.
21034 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21035 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21036 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21038 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21039 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21040 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21041 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21042 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21043 slpeel_add_loop_guard): Ditto.
21044 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21045 * lambda-code.c (perfect_nestify): Ditto.
21046 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21047 before the first statement.
21048 * tree-optimize.c (execute_free_datastructures): Fix comments.
21049 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21050 * tree-flow.h (disband_implicit_edges): Declaration removed.
21051 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21053 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21054 COND_EXPRs without gotos.
21055 (disband_implicit_edges, has_label_p): Removed.
21056 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21057 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21059 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21061 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21062 also for COND_EXPRs.
21063 * cfgexpand.c (label_rtx_for_bb): New function.
21064 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21065 Use label_rtx_for_bb to find the labels.
21066 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21067 last block. Detect fallthru edges.
21069 2007-04-26 Ian Lance Taylor <iant@google.com>
21072 * reload.c (find_reloads_subreg_address): If the address was valid
21073 in the original mode but not in the new mode, reload the whole
21076 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21078 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21079 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21080 (cleanup_control_expr_graph): Do not invalidate dominance info.
21081 Record altered blocks.
21082 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21083 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21084 cleanup_tree_cfg_bb): New functions.
21085 (remove_forwarder_block): Do not maintain the worklist of blocks.
21086 Record altered blocks.
21087 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21088 not over whole cfg.
21089 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21090 delete_unreachable_blocks if dominators are not available.
21091 * tree-inline.c (optimize_inline_calls): Free dominance information
21093 * tree-flow.h (remove_edge_and_dominated_blocks,
21094 cfgcleanup_altered_bbs): Altered.
21095 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21097 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21099 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21100 do not invalidate dominators.
21102 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21104 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21105 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21106 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21107 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21109 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21111 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21113 2007-04-26 Richard Guenther <rguenther@suse.de>
21115 PR tree-optimization/31703
21116 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21117 the right type for the target of the bittest.
21119 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21121 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21122 ix86_sol10_return_in_memory.
21124 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21126 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21129 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21132 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21134 PR tree-optimization/30558
21135 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21136 clear this_state.prev_try.
21138 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21139 Mark Mitchell <mark@codesourcery.com>
21141 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21142 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21143 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21145 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21148 * doc/invoke.texi (%:print-asm-header): Document.
21149 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21151 (static_spec_functions): Add print-asm-header.
21152 (main): Print a banner before the --target-help linker options.
21153 (print_asm_header_spec_function): New function.
21155 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21158 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21159 (movsf_ie): Likewise.
21161 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21163 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21165 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21167 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21168 exception for divide-by-zero.
21169 (__umodsi3, __modsi3): Likewise.
21171 2007-04-25 Dirk Mueller <dmueller@suse.de>
21173 * c-typeck.c (build_compound_expr): Annotate warning()
21174 call with OPT_Wunused_value.
21175 * tree-ssa.c (warn_uninit): Annotate warning with
21177 * c-common.c (handle_sentinel_attribute): Annotate warning
21178 call with OPT_Wattributes.
21180 2007-04-25 Thiemo Seufer <ths@mips.com>
21182 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21183 (mips16): Fix typo.
21184 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21185 on to the assembler. Improve handling of -mno-mips16. Add handling
21186 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21187 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21188 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21189 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21191 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21194 * config/i386/winnt.c (i386_pe_file_end): Strip only
21195 USER_LABEL_PREFIX when writing export name.
21197 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21199 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21200 sh/elf.h, vx-common.h and vxworks.h.
21201 * config/sh/sh.h: Include config/vxworks-dummy.h.
21202 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21203 (OVERRIDE_OPTIONS): Use it.
21204 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21205 (vxworks_picreg): New pattern.
21206 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21207 VXWORKS_OS_CPP_BUILTINS.
21208 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21209 to their VXWORKS_* equivalents.
21210 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21211 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21212 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21213 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21214 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21215 -mrtp/-fPIC multilibs.
21216 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21217 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21218 (MULTILIB_OSDIRNAMES): Delete.
21220 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21223 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21225 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21227 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21228 rounding mode to be specified by the caller.
21229 (real_to_mpfr) Likewise.
21230 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21231 include new arguments.
21232 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21234 2007-04-24 Ian Lance Taylor <iant@google.com>
21236 PR tree-optimization/31605
21237 * tree-vrp.c (set_value_range): Check that min and max are not
21238 both overflow infinities.
21239 (set_value_range_to_value): New static function.
21240 (extract_range_from_binary_expr): Call set_value_range_to_value.
21241 (extract_range_from_cond_expr): Likewise.
21242 (extract_range_from_expr): Likewise.
21243 (extract_range_from_unary_expr): Likewise. Don't create a range
21244 which overflows on both sides.
21245 (vrp_meet): Check for a useless range.
21246 (vrp_visit_phi_node): If we see a constant which looks like an
21247 overflow infinity, turn off the TREE_OVERFLOW flag.
21249 2007-04-24 Ian Lance Taylor <iant@google.com>
21251 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21253 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21255 PR diagnostic/25923
21256 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21257 diagnostic message is being built.
21258 * tree-pretty-print.c (dump_generic_node): Only write the
21259 formatted text into BUFFER's stream if we are not building a
21260 diagnostic message.
21261 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21263 * Makefile.in (toplev.o): Depend on tree-pass.h.
21265 2007-04-24 Ian Lance Taylor <iant@google.com>
21267 PR tree-optimization/31602
21268 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21269 conditionals in the copied loop header.
21270 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21271 warnings if TREE_NO_WARNING is set.
21272 * doc/invoke.texi (Warning Options): Clarify that
21273 -Wstrict-overflow does not warn about loops.
21275 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21277 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21278 expand on the comment about _Decimal128 arguments and check the
21279 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21280 that _Decimal128 argument uses even/odd register pair.
21281 (function_arg): Ditto.
21283 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21285 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21286 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21288 2007-04-24 Richard Guenther <rguenther@suse.de>
21289 Olga Golovanevsky <olga@il.ibm.com>
21291 * fold-const.c (multiple_of_p): Check for bottom
21294 2007-04-24 Richard Henderson <rth@redhat.com>
21296 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21297 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21298 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21299 looking for non-zero bits shifted out. Avoid a recursive call
21300 when constructing the scalar.
21301 (__floatundisf): Likewise.
21303 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21305 * dwarf2out.c (field_byte_offset): Move the existing logic
21306 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21307 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21309 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21312 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21313 length argument of 0 for memset.
21314 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21315 unsigned shift instead of the signed variant.
21317 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21319 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21320 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21321 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21322 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21323 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21324 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21325 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21326 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21327 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21328 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21329 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21330 "mul<mode>3", "div<mode>3"): Insn definitions added.
21331 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21332 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21333 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21334 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21335 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21336 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21337 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21338 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21339 TARGET_FLOAT_FORMAT): Macro definitions removed.
21340 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21341 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21342 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21343 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21344 (s390_gen_rtx_const_DI): Function removed.
21345 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21347 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21349 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21350 over an external ffs function.
21352 2007-04-24 Chao-ying Fu <fu@mips.com>
21353 Richard Sandiford <richard@nildram.co.uk>
21355 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21356 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21357 (smadd_widen_optab, umadd_widen_optab): Define.
21358 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21360 * genopinit.c (optabs): Fill in smadd_widen_optab and
21362 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21363 and umadd_widen_optab to implement multiply-add sequences.
21364 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21365 (<u>maddsidi4): ...this. Extend condition to include
21366 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21367 of operand 0 to "ka" and use the three-operand form of madd<u>
21369 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21371 * config/mips/constraints.md (ka): New register constraint.
21373 2007-04-24 Jan Hubicka <j@suse.cz>
21377 2007-04-23 Jan Hubicka <jh@suse.cz>
21378 * function.c (init_function_start): Don't init line number info.
21379 (expand_function_end): Update.
21380 (reset_block_changes, record_block_change, finalize_block_changes,
21381 check_block_change, free_block_changes): Kill.
21382 * function.h (reset_block_changes, record_block_change,
21383 finalize_block_changes, check_block_change, free_block_changes):
21385 (struct function): Remove ib_boundaries_block.
21386 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21387 Use curr_insn_locator to initialize locator.
21388 (emit_line_note): Remove.
21389 * cfgexpand.c (expand_gimple_cond_expr): Update.
21390 (construct_exit_block): Likewise.
21391 (tree_expand_cfg): Initialize/finalize locators.
21392 * expr.c (expand_expr_real): Update.
21393 * cfglayout.c (line_locators_locs, line_locators_lines,
21394 file_locators_locs, file_locators_files): Remove.
21395 (set_block_levels): Move to cfgexpand.c.
21396 (insn_locators_initialize): Remove.
21397 (pass_insn_locators_initialize): Remove.
21398 (locations_locators_locs, locations_locators_vals): New static vars.
21399 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21401 (insn_locators_alloc, insn_locators_finalize,
21402 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21404 (locator_location): New.
21405 (locator_line, locator_file): Rewrite.
21406 * rtl.h (emit_line_note): Kill.
21407 (insn_locators_alloc, insn_locators_finalize,
21408 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21410 * tree-inline.c (initialize_cfun): Do not initialize
21411 ib_boundaries_block.
21412 * passes.c (pass_insn_locators_initialize): Remove.
21414 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21416 * doc/invoke.texi: Removed leading '-' from option index entries.
21418 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21420 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21422 (create_phi_node): Use set_phi_nodes.
21423 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21424 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21425 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21426 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21427 (bsi_start, bsi_last): Use bb_stmt_list.
21428 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21429 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21430 Traverse the statements using tsi iterator.
21431 * basic-block.h (struct basic_block_def): Fields stmt_list
21432 and phi_nodes moved to ...
21433 (struct tree_bb_info): ... new structure.
21434 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21435 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21436 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21437 (tree_verify_flow_info): Verify that il.tree is not set for
21438 entry and exit block.
21439 (tree_split_block): Use set_bb_stmt_list.
21441 2007-04-23 Mike Stump <mrs@apple.com>
21443 * config/i386/i386.c (ix86_tune_features
21444 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21447 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21449 * config/i386/i386.md (prefix_extra): New attribute.
21450 (length): Add prefix_extra.
21452 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21453 (sse2_movntv2di): Likewise.
21454 (sse2_cvtps2dq): Likewise.
21455 (sse2_cvtpd2pi): Likewise.
21456 (sse2_cvttpd2pi): Likewise.
21457 (*sse2_cvtpd2ps): Likewise.
21458 (*add<mode>3): Likewise.
21459 (sse2_ssadd<mode>3): Likewise.
21460 (sse2_usadd<mode>3): Likewise.
21461 (*sub<mode>3): Likewise.
21462 (sse2_sssub<mode>3): Likewise.
21463 (sse2_ussub<mode>3): Likewise.
21464 (*mulv8hi3): Likewise.
21465 (*smulv8hi3_highpart): Likewise.
21466 (*umulv8hi3_highpart): Likewise.
21467 (sse2_umulv2siv2di3): Likewise.
21468 (sse2_pmaddwd): Likewise.
21469 (ashr<mode>3): Likewise.
21470 (lshr<mode>3): Likewise.
21471 (ashl<mode>3): Likewise.
21472 (sse2_ashlti3): Likewise.
21473 (sse2_lshrti3): Likewise.
21474 (*umaxv16qi3): Likewise.
21475 (*smaxv8hi3): Likewise.
21476 (*uminv16qi3): Likewise.
21477 (*sminv8hi3): Likewise.
21478 (sse2_eq<mode>3): Likewise.
21479 (sse2_gt<mode>3): Likewise.
21480 (*and<mode>3): Likewise.
21481 (sse2_nand<mode>3): Likewise.
21482 (*ior<mode>3): Likewise.
21483 (*xor<mode>3): Likewise.
21484 (sse2_packsswb): Likewise.
21485 (sse2_packssdw): Likewise.
21486 (sse2_packuswb): Likewise.
21487 (sse2_punpckhbw): Likewise.
21488 (sse2_punpcklbw): Likewise.
21489 (sse2_punpckhwd): Likewise.
21490 (sse2_punpcklwd): Likewise.
21491 (sse2_punpckhdq): Likewise.
21492 (sse2_punpckldq): Likewise.
21493 (sse2_punpckhqdq): Likewise.
21494 (sse2_punpcklqdq): Likewise.
21495 (*sse2_pinsrw): Likewise.
21496 (*sse2_pextrw): Likewise.
21497 (sse2_pshufd_1): Likewise.
21498 (sse2_uavgv16qi3): Likewise.
21499 (sse2_uavgv8hi3): Likewise.
21500 (sse2_psadbw): Likewise.
21501 (sse2_pmovmskb): Likewise.
21502 (*sse2_maskmovdqu): Likewise.
21503 (*sse2_maskmovdqu_rex64): Likewise.
21504 (sse4a_extrqi): Likewise.
21505 (sse4a_extrq): Likewise.
21506 (sse3_lddqu): Set prefix_rep.
21507 (sse3_addsubv4sf3): Likewise.
21508 (sse3_haddv4sf3): Likewise.
21509 (sse3_hsubv4sf3): Likewise.
21510 (sse_cvtss2si): Likewise.
21511 (sse_cvtss2si_2): Likewise.
21512 (sse_cvtss2siq): Likewise.
21513 (sse_cvtss2siq_2): Likewise.
21514 (sse_cvttss2si): Likewise.
21515 (sse_cvttss2siq): Likewise.
21516 (sse2_cvttps2dq): Likewise.
21517 (sse3_movshdup): Likewise.
21518 (sse3_movsldup): Likewise.
21519 (sse2_cvtsd2si): Likewise.
21520 (sse2_cvtsd2si_2): Likewise.
21521 (sse2_cvtsd2siq): Likewise.
21522 (sse2_cvtsd2siq_2): Likewise.
21523 (sse2_cvttsd2si): Likewise.
21524 (sse2_cvttsd2siq): Likewise.
21525 (*sse2_cvtpd2dq): Likewise.
21526 (*sse2_cvttpd2dq): Likewise.
21527 (sse2_pshuflw_1): Likewise.
21528 (sse2_pshufhw_1): Likewise.
21529 (sse4a_insertqi): Likewise.
21530 (sse4a_insertq): Likewise.
21531 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21532 (ssse3_phadddv4si3): Likewise.
21533 (ssse3_phaddswv8hi3): Likewise.
21534 (ssse3_phsubwv8hi3): Likewise.
21535 (ssse3_phsubdv4si3): Likewise.
21536 (ssse3_phsubswv8hi3): Likewise.
21537 (ssse3_pmaddubswv8hi3): Likewise.
21538 (ssse3_pmulhrswv8hi3): Likewise.
21539 (ssse3_pshufbv16qi3): Likewise.
21540 (ssse3_psign<mode>3): Likewise.
21541 (ssse3_palignrti): Likewise.
21542 (abs<mode>2): Likewise.
21543 (ssse3_phaddwv4hi3): Set prefix_extra.
21544 (ssse3_phadddv2si3): Likewise.
21545 (ssse3_phaddswv4hi3): Likewise.
21546 (ssse3_phsubwv4hi3): Likewise.
21547 (ssse3_phsubdv2si3): Likewise.
21548 (ssse3_phsubswv4hi3): Likewise.
21549 (ssse3_pmaddubswv4hi3): Likewise.
21550 (ssse3_pmulhrswv4hi3): Likewise.
21551 (ssse3_pshufbv8qi3): Likewise.
21552 (ssse3_psign<mode>3): Likewise.
21553 (ssse3_palignrdi): Likewise.
21554 (abs<mode>2): Likewise.
21555 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21556 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21557 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21559 2007-04-23 Nick Clifton <nickc@redhat.com>
21561 * params.def: Fix formatting of emacs local variables.
21563 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21565 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21566 move if inter-unit move isn't allowed.
21567 Don't split moving the first element of V2DI to DI to inter-unit
21568 move if inter-unit move isn't allowed.
21570 2007-04-23 Richard Guenther <rguenther@suse.de>
21572 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21573 and CDI_POST_DOMINATORS separately.
21575 2007-04-23 Nick Clifton <nickc@redhat.com>
21577 * c.opt (Wformat-contains-nul): Add warning attribute.
21579 2007-04-23 Jan Hubicka <jh@suse.cz>
21581 * function.c (init_function_start): Don't init line number info.
21582 (expand_function_end): Update.
21583 (reset_block_changes, record_block_change, finalize_block_changes,
21584 check_block_change, free_block_changes): Kill.
21585 * function.h (reset_block_changes, record_block_change,
21586 finalize_block_changes, check_block_change, free_block_changes):
21588 (struct function): Remove ib_boundaries_block.
21589 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21590 Use curr_insn_locator to initialize locator.
21591 (emit_line_note): Remove.
21592 * cfgexpand.c (expand_gimple_cond_expr): Update.
21593 (construct_exit_block): Likewise.
21594 (tree_expand_cfg): Initialize/finalize locators.
21595 * expr.c (expand_expr_real): Update.
21596 * cfglayout.c (line_locators_locs, line_locators_lines,
21597 file_locators_locs, file_locators_files): Remove.
21598 (set_block_levels): Move to cfgexpand.c.
21599 (insn_locators_initialize): Remove.
21600 (pass_insn_locators_initialize): Remove.
21601 (locations_locators_locs, locations_locators_vals): New static vars.
21602 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21604 (insn_locators_alloc, insn_locators_finalize,
21605 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21607 (locator_location): New.
21608 (locator_line, locator_file): Rewrite.
21609 * rtl.h (emit_line_note): Kill.
21610 (insn_locators_alloc, insn_locators_finalize,
21611 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21613 * tree-inline.c (initialize_cfun): Do not initialize
21614 ib_boundaries_block.
21615 * passes.c (pass_insn_locators_initialize): Remove.
21617 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21619 PR middle-end/31448
21620 * expr.c (reduce_to_bit_field_precision): Handle
21623 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21625 PR tree-optimization/24659
21626 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21627 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21628 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21629 * genopinit.c (optabs): Rename vec_pack_mod_optab
21630 to vec_pack_trunc_optab.
21631 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21632 early for scalar floating point operands for NOP_EXPR.
21633 (vectorizable_type_promotion): Ditto.
21634 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21635 vec_pack_trunc_optab.
21636 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21638 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21639 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21640 Rename from VEC_PACK_MOD_EXPR.
21641 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21642 * expr.c (expand_expr_real_1): Ditto.
21643 * tree-inline.c (estimate_num_insns_1): Ditto.
21644 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21646 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21647 (vec_unpacks_lo_v4sf): Ditto.
21648 (vec_pack_trunc_v2df): Ditto.
21649 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21650 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21651 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21653 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21655 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21657 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21658 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21659 packing of floating point operands.
21660 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21661 represent unpacking of floating point operands.
21662 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21663 [vec_unpacks_hi]: Ditto.
21664 [vec_unpacks_lo]: Ditto.
21666 2007-04-22 Jan Hubicka <jh@suse.cz>
21668 * final.c (rest_of_handle_final): Call
21669 targetm.asm_out.constructor/targetm.asm_out.destructor
21670 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21671 proper priority via decl_*_priority_insert.
21672 * c-common.c (c_expand_body): Likewise.
21674 2007-04-22 Richard Guenther <rguenther@suse.de>
21676 PR tree-optimization/29789
21677 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21678 (rewrite_reciprocal): New helper split out from
21679 determine_invariantness_stmt.
21680 (rewrite_bittest): Likewise.
21681 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21682 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21685 2007-04-22 Revital Eres <eres@il.ibm.com>
21687 * loop-unroll.c (var_to_expand): New field to support also
21688 insns of the form x = something + x.
21689 (analyze_insn_to_expand_var): Use it.
21690 (expand_var_during_unrolling): Likewise.
21692 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21694 * predict.c: Include pointer-set.h.
21695 (bb_predictions): New variable.
21696 (tree_predicted_by_p, tree_predict_edge,
21697 remove_predictions_associated_with_edge): Use bb_predictions map
21698 instead of bb->predictions.
21699 (clear_bb_predictions, assert_is_empty): New functions.
21700 (combine_predictions_for_bb): Use bb_predictions map. Call
21701 clear_bb_predictions.
21702 (tree_estimate_probability): Create and free bb_predictions map.
21703 * Makefile.in (predict.o): Add pointer-set.h dependency.
21704 * basic-block.h (struct basic_block_def): Remove predictions
21706 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21708 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21711 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21714 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21716 * timevar.c (timevar_print): Change reference of --disable-checking to
21717 --enable-checking=release. Also warn if assert checking is disabled.
21719 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21722 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21723 decl as addressable if the compound literal was marked as
21725 Mark the decl as a gimple register if it is a complex or
21726 vector decl and does not live in memory.
21728 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21730 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21731 (GENERIC_NEXT): New function macro.
21732 (PHI_CHAIN): Use phi_node's new chain variable.
21733 (tree_phi_node): Change tree_common to tree_base
21734 and add the chain field.
21735 * tree-phinodes.c (make_phi_node): Don't set
21736 TREE_TYPE on the new node.
21737 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21738 instead of checking GIMPLE_TUPLE_P in chain_next.
21739 * tree-vect-transform.c
21740 (get_initial_def_for_induction): Look at
21741 PHI_RESULT_TREE for the type of the phi node.
21742 (update_vuses_to_preheader): Use PHI_CHAIN
21743 instead of TREE_CHAIN on the phi node.
21744 * tree-ssa-structalias.c (compute_points_to_sets):
21746 (ipa_pta_execute): Likewise.
21748 2007-04-21 Richard Guenther <rguenther@suse.de>
21750 PR middle-end/31136
21751 * fold-const.c (fold_unary): Call fold_convert_const on the
21754 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21756 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21757 (store_killed_in_pat): New.
21759 2007-04-20 Richard Henderson <rth@redhat.com>
21762 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21763 TREE_LIST with a void_type_node value, not void_list_node exactly.
21765 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21767 * doc/standards.texi: Re-arrange into language-specific
21768 subsections. Add a C++ section, documenting which standards we
21771 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21773 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21774 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21776 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21778 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21779 ecrti.o and crtbegin.o.
21780 (LIB_DEFAULT_SPEC): Include -lc.
21781 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21783 2007-04-20 Richard Henderson <rth@redhat.com>
21786 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21787 argument; update all callers.
21788 (get_unaligned_offset): New.
21789 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21790 get_unaligned_address, just pass on the address directly.
21791 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21792 the subreg in the helper patterns.
21793 (unaligned_extendqidi_le): Use get_unaligned_offset.
21794 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21795 (unaligned_extendhidi_be): Likewise.
21796 (unaligned_extendhidi): Tidy.
21797 * config/alpha/alpha-protos.h: Update.
21799 2007-04-20 Richard Henderson <rth@redhat.com>
21801 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21802 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21803 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21804 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21805 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21806 (CPP_SPEC): Don't include %(cpp_subtarget).
21807 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21808 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21809 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21811 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21813 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21814 for __builtin_ia32_cmpordss.
21816 PR tree-optimization/31632
21817 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21818 and arg1 for optimizations of comparison against min/max values.
21819 Fold arg0 to arg1's type for optimizations of comparison against
21820 min+1 and max-1 values.
21822 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21824 * reload.c (combine_reloads): When trying to use a dying register,
21825 check whether it's uninitialized and don't use if so.
21827 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21829 * fold-const.c: Remove prototypes for native_encode_expr and
21830 native_interpret_expr.
21831 (native_encode_expr): Make non-static.
21832 (native_interpret_expr): Likewise.
21833 * tree.h: Add prototypes for the above.
21835 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21837 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21838 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21839 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21840 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21841 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21842 Add length attributes.
21844 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21846 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21849 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21850 __STDC_WANT_DEC_FP__.
21852 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21854 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21855 for long double compatibility.
21856 * configure: Regenerate.
21858 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21860 PR rtl-optimization/29841
21861 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21863 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21864 that may cause control flow transfer from being moved.
21866 2007-04-18 Jan Hubicka <jh@suse.cz>
21868 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21871 2007-04-18 Eric Christopher <echristo@apple.com>
21873 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21874 only. Update operands.
21875 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21876 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21877 link register to pic register.
21879 2007-04-18 Dirk Mueller <dmueller@suse.de>
21881 PR diagnostic/31227
21882 * tree-vrp.c (search_for_addr_array): New.
21883 (check_array_bounds): Suppress warning about
21884 address taken of array refs if its not de-referenced.
21886 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21888 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21889 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21891 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21892 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21893 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21895 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21897 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21899 (vect_analyze_scalar_cycles): Fix indentation.
21900 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21901 (vect_mark_relevant): Include phis in relevance analysis.
21903 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21905 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21907 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21908 output_operand_lossage().
21910 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21912 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21913 the unused code for reduction without adjust-in-epilog to simplify the
21916 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21918 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21919 (S390_TDC_NEGATIVE_ZERO): New constant.
21920 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21921 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21922 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21923 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21924 (S390_TDC_POSITIVE_INFINITY): New constant.
21925 (S390_TDC_NEGATIVE_INFINITY): New constant.
21926 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21927 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21928 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21929 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21930 (S390_TDC_INFINITY): New constant.
21931 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21932 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21933 optimization for UNSPEC_CCZ_TO_INT.
21934 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21935 ("*ccz_to_int"): New insn.
21936 ("isinf<mode>2"): New insn.
21937 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21938 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21939 (UNSPEC_CCZ_TO_INT): New constant.
21941 2007-04-18 Richard Guenther <rguenther@suse.de>
21943 PR tree-optimization/19431
21944 PR tree-optimization/21463
21945 * tree-pass.h (pass_phiprop): Declare.
21946 * passes.c (init_optimization_passes): New phiprop pass.
21947 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21948 (phivn_valid_p): New helper function.
21949 (phiprop_insert_phi): Likewise.
21950 (propagate_with_phi): Likewise.
21951 (tree_ssa_phiprop): New propagator propagating loads
21952 through phi nodes if profitable.
21954 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21956 * tree-vect-analyze.c (process_use): New function.
21957 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21958 Check phis in all bbs.
21959 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21962 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21964 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21967 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21970 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21973 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21975 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21977 (sse_vmmulv4sf3): Likewise.
21978 (sse2_vmaddv2df3): Likewise.
21979 (sse2_vmmulv2df3): Likewise.
21981 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21983 PR rtl-optimization/31360
21984 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21985 (target_reg_cost): New.
21986 (init_set_costs): Initialize target_reg_cost. Add comments
21987 regarding the rationale of the costs.
21988 (global_cost_for_size): Renamed to...
21989 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21990 of register pressure.
21991 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21992 estimate_reg_pressure_cost. Add number of ivs.
21993 (determine_set_costs): Dump target_reg_cost.
21994 * loop-invariant.c (gain_for_invariant): Use
21995 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21996 (best_gain_for_invariant, find_invariants_to_move): Remove
21998 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21999 (target_reg_cost): Declare.
22000 (global_cost_for_size): Declaration removed.
22001 (estimate_reg_pressure_cost): Declare.
22003 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22005 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22006 regnos into even/odd register pairs.
22007 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22008 TDmode similar to the other floating point modes.
22009 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22010 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22012 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22013 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22014 (movdd_hardfloat64): Use TARGET_MFPGPR.
22016 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22018 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22021 2005-01-05 Richard Henderson <rth@redhat.com>
22023 * reload1.c (do_input_reload): Restrict the optimization deleteing
22024 a previous output reload to RELOAD_FOR_INPUT.
22026 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22028 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22029 induc_vec_info_type.
22030 (vectorizable_induction): New function declaration.
22031 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22032 check if already vectorized. Find first place in BB where new stmts
22033 can be inserted. Takes only one argument.
22034 (vectorizable_induction): New function.
22035 (vect_transform_stmt): Add case for induc_vec_info_type to call
22036 vectorizable_induction.
22037 (vect_transform_loop): Consider phis for vectorization.
22038 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22040 (analyze_operations): Call vectorizable_induction when analyzing phis.
22042 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22043 (vect_mark_relevant): Include phis in relevance analysis.
22044 (vect_mark_stmts_to_be_vectorize): Likewise.
22045 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22047 2007-04-16 Lawrence Crowl <crowl@google.com>
22049 * doc/invoke.texi (Debugging Options): Add documentation for the
22050 -femit-struct-debug options -femit-struct-debug-baseonly,
22051 -femit-struct-debug-reduced, and
22052 -femit-struct-debug-detailed[=...].
22054 * c-opts.c (c_common_handle_option): Add
22055 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22056 and OPT_femit_struct_debug_detailed_.
22057 * c.opt: Add specifications for
22058 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22059 and -femit-struct-debug-detailed[=...].
22060 * opts.c (set_struct_debug_option): Parse the
22061 -femit-struct-debug-... options.
22062 * opts.c (matches_main_base, main_input_basename,
22063 main_input_baselength, base_of_path, matches_main_base): Add
22064 variables and functions to compare header base name to compilation
22066 * opts.c (should_emit_struct_debug): Add to determine to emit a
22067 structure based on the option.
22068 (dump_struct_debug) Also disabled function to debug this
22070 * opts.c (handle_options): Save the base name of the
22073 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22074 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22075 This hook indicates if a type is generic. Set it by default
22076 to "never generic".
22077 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22078 to determine if a struct type is generic or not.
22079 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22080 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22081 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22082 with live C++ hook.
22084 * flags.h (enum debug_info_usage): Add an enumeration to describe
22085 a program's use of a structure type.
22086 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22087 to indicate the program's usage of the type. Filter structs based
22088 on the -femit-struct-debug-... specification.
22089 (gen_type_die): Split into two routines, gen_type_die and
22090 gen_type_die_with_usage. gen_type_die is now a wrapper
22091 that assumes direct usage.
22092 (gen_type_die_with_usage): Replace calls to gen_type_die
22093 with gen_type_die_with_usage adding the program usage of
22094 the referenced type.
22095 (dwarf2out_imported_module_or_decl): Suppress struct debug
22096 information using should_emit_struct_debug when appropriate.
22098 2007-04-16 Ian Lance Taylor <iant@google.com>
22100 PR tree-optimization/31522
22101 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22102 (vrp_initialize): Allocate vr_phi_edge_counts.
22103 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22104 executable edge. Drop test for all constants.
22105 (vrp_finalize): Free vrp_phi_edge_counts.
22107 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22108 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22110 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22111 predecessors at head rather than tail.
22113 2007-04-16 Matthias Klose <doko@debian.org>
22115 * config/alpha/linux.h (CPP_SPEC): Define.
22116 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22118 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22120 * function.h: Remove sequence_stack extern declaration.
22122 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22124 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22126 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22129 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22131 * config/avr/avr.c (avr_arch_types): Rearranging array.
22132 (enum avr_arch): Add.
22133 (avr_mcu_types): Use avr_arch enumeration constants instead of
22135 * config/avr/avr.h (LINK_SPEC): Simplify.
22137 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22139 * config/m68k/m68k.c (m68k_libcall_value,
22140 m68k_function_value): Use macros for register names more.
22142 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22144 (M68K_REGNAME): Use A6_REG.
22145 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22147 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22149 PR middle-end/28071
22150 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22151 'pending_read_list_length' and 'pending_write_list_length'. Update
22153 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22154 to handle two length counters instead of one. Update all uses.
22155 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22156 two length counters instead of one.
22157 * sched-rgn.c (propagate_deps): Update to handle two length counters
22160 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22163 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22164 copy of source, pass it to ix86_expand_vector_set and return
22167 2007-04-16 David Ung <davidu@mips.com>
22168 Joseph Myers <joseph@codesourcery.com>
22170 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22171 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22172 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22173 Add 74K processor information.
22174 * config/mips/mips.md: Include 74k.md.
22175 (cpu): Add 74kc,74kf,74kx.
22176 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22177 * config/mips/74k.md: New.
22178 * doc/invoke.texi (MIPS Options): Document 74K support.
22180 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22182 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22183 vectorizable_* functions.
22184 * tree-vect-transform.c (vectorizable_call): Add check for
22185 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22186 (vectorizable_store): likewise.
22187 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22189 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22190 (vectorizable_type_promotion, vectorizable_load): Likewise.
22191 (vectorizable_live_operation, vectorizable_condition): Likewise.
22192 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22194 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22196 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22198 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22199 register numbers more.
22200 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22201 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22202 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22203 FUNCTION_VALUE_REGNO_P): Likewise.
22204 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22205 STATIC_CHAIN_REGNUM): Likewise.
22206 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22207 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22208 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22209 * config/m68k/m68k.md (FP_REG): New.
22211 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22213 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22216 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22218 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22219 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22222 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22224 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22227 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22230 * c-decl.c (finish_decl): Grab the type of the decl after the call
22231 to store_init_value.
22233 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22235 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22237 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22240 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22241 dominators, post dominators and cleanup cfg before returning.
22243 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22245 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22246 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22248 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22250 * config.gcc: Recognize fido.
22251 * config/m68k/m68k-devices.def (fidoa): New.
22252 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22254 (FL_FIDOA, TARGET_FIDOA): New.
22255 * config/m68k/m68k.opt (mfidoa): New.
22257 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22259 PR middle-end/31322
22260 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22261 when a personality function is used.
22263 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22265 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22267 2007-04-13 Mike Stump <mrs@apple.com>
22269 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22271 * config/darwin.opt (fapple-kext): Make C++ only.
22272 * config/darwin.c (darwin_override_options): Remove code to ensure
22273 -fapple-kext is given for C++ only.
22275 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22277 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22278 * config/mips/mips.c (override_options): Call
22279 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22281 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22283 * config/i386/i386.opt (msvr3-shlib): Removed.
22285 * doc/invoke.texi: Remove -msvr3-shlib.
22287 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22289 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22290 with "popcnt" instruction.
22292 2007-04-13 Richard Guenther <rguenther@suse.de>
22294 PR tree-optimization/21258
22295 * tree-vrp.c (compare_case_labels): New helper.
22296 (find_switch_asserts): New function.
22297 (find_assert_locations): Call it for SWITCH_EXPRs.
22299 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22301 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22302 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22303 check is now implied in X87_FLOAT_MODE_P.
22304 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22305 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22306 (fix_trunc<mode>_i386_fisttp): Ditto.
22307 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22308 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22309 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22310 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22311 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22312 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22313 (unnamed_splitters): Ditto.
22314 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22315 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22316 FIRST_SSE_REG for local functions when SSE math is enabled or
22317 for functions with sseregparm attribute.
22318 (standard_80387_constant_p): Return -1 if mode is not
22320 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22321 (ix86_expand_compare): Ditto.
22322 (ix86_expand_carry_flag_compare): Ditto.
22323 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22324 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22325 DECIMAL_FLOAT_MODE_P.
22326 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22327 of SCALAR_FLOAT_MODE_P.
22328 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22329 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22330 checks before FLOAT_MODE_P.
22331 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22332 before FLOAT_MODE_P.
22337 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22339 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22340 Charles Wilson <libtool@cwilson.fastmail.fm>
22342 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22343 (libgcc.mvars): Don't depend on them.
22344 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22345 * exec-tool.in: New.
22347 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22349 * doc/invoke.text (--help): Document --help=common.
22351 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22353 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22355 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22357 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22358 * genemit.c (main): Emit #include "integrate.h".
22359 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22360 (LOADGP_RTP): New mips_loadgp_style.
22361 * config/mips/mips.h: Include config/vxworks-dummy.h.
22362 (TARGET_RTP_PIC): New macro.
22363 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22364 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22365 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22366 for TARGET_RTP_PIC.
22367 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22368 -mvxworks-pic when using -mrtp and a PIC option.
22369 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22371 (mips_symbolic_constant_p, mips_symbolic_address_p)
22372 (mips_symbol_insns): Handle SYMBOL_HALF.
22373 (override_options): Warn about -G and -mrtp being used together.
22374 Initialize mips_lo_relocs[SYMBOL_HALF].
22375 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22376 (mips_emit_loadgp): Handle LOADGP_RTP.
22377 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22378 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22379 (tablejump): Handle function-relative case table entries if
22381 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22383 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22385 * config/mips/mips.md (load_call<mode>): Allow any general register.
22387 (sibcall_value_internal, sibcall_value_multiple_internal)
22388 (call_value_internal, call_value_split, call_value_multiple_internal)
22389 (call_value_multiple_split): Remove constraints from operand 0.
22391 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22393 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22394 rather than loadgp_noshared.
22395 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22396 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22398 * config/mips/mips.md (loadgp): Rename to...
22399 (loadgp_newabi): ...this.
22400 (loadgp_noshared): Rename to...
22401 (loadgp_absolute): ...this.
22403 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22405 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22406 false for locally-binding symbols.
22407 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22409 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22411 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22412 (SYMBOL_GOT_PAGE_OFST): ...this.
22413 (SYMBOL_GOT_GLOBAL): Rename to...
22414 (SYMBOL_GOT_DISP): ...this.
22415 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22416 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22417 * config/mips/mips.c (mips_global_symbol_p): New function.
22418 (mips_symbol_binds_local_p): Likewise.
22419 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22420 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22421 mips_global_symbol_p and mips_symbol_binds_local_p.
22422 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22423 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22424 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22425 SYMBOL_GOTOFF_DISP.
22426 (mips_ok_for_lazy_binding_p): New function.
22427 (mips_load_call_address, mips_expand_call): Use it.
22428 (mips_dangerous_for_la25_p): Likewise.
22429 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22430 (*got_disp<mode>): Use got_disp_operand instead of
22431 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22432 SYMBOL_GOTOFF_GLOBAL.
22433 (*got_page<mode>): Use got_page_ofst_operand instead of
22435 * config/mips/predicates.md (const_call_insn_operand): Use
22436 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22437 (global_got_operand): Rename to...
22438 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22440 (local_got_operand): Rename to...
22441 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22442 of SYMBOL_GOT_LOCAL.
22444 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22446 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22447 TARGET_CALL_CLOBBERED_GP.
22448 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22449 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22450 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22451 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22452 of TARGET_ABICALLS && !TARGET_NEWABI.
22453 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22454 * config/mips/mips.c (mips_load_call_address): Check
22455 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22456 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22457 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22458 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22459 TARGET_ABICALLS && TARGET_NEWABI.
22460 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22462 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22463 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22464 TARGET_ABICALLS && TARGET_NEWABI.
22465 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22466 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22467 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22468 whether indirect calls must use $25.
22469 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22471 * config/mips/mips.md (jal_macro): Check flag_pic and
22472 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22473 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22474 instead of TARGET_ABICALLS.
22475 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22476 TARGET_ABICALLS && TARGET_OLDABI.
22477 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22478 (sibcall): In the comment above the define_insn, mention
22479 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22480 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22481 instead of TARGET_ABICALLS.
22483 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22485 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22486 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22487 (MACFLAGS_MATCH_P): New macro.
22488 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22489 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22490 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22491 the other MACFLAG constants.
22492 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22493 (flag_machi): Tighten constraints. Renumber some of the operands.
22494 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22496 (flag_machi_parts_acconly): New pattern.
22497 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22499 (flag_macinit1hi): Tighten constraints.
22500 (flag_mul_macv2hi_parts_acconly): New pattern.
22502 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22503 Use a more efficient implementation.
22504 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22505 inline sequences when not optimizing for size.
22507 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22508 movhi_high2low): Delete, merge functionality into...
22509 (packv2hi): ... this pattern.
22511 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22512 * config/bfin/bfin.opt (msim): New option.
22513 (mcpu=): New option.
22514 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22515 (bfin_cpu_t): Typedef of enum bfin_cpu.
22516 (bfin_cpu_type): New declaration.
22517 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22518 -msim and -mcpu= options.
22519 (LIB_SPEC): Likewise.
22520 * config/bfin/bfin.c (bfin_cpu_type): Define.
22521 (bfin_handle_option): Handle -mcpu= option.
22522 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22523 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22524 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22526 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22528 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22529 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22530 (powerpc-wrs-vxworksae): Use ${tm_file}.
22531 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22532 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22533 * config/i386/vx-common.h: New file.
22535 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22537 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22540 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22542 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22545 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22549 * c-common.c (c_build_qualified_type): Set canonical type
22552 2007-04-12 Richard Guenther <rguenther@suse.de>
22554 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22555 lower bound and element size if lower bound is not zero
22556 or either of the ARRAY_REF operands is set.
22558 2007-04-12 Richard Guenther <rguenther@suse.de>
22560 PR tree-optimization/24689
22561 PR tree-optimization/31307
22562 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22564 * gimplify.c (canonicalize_addr_expr): To be consistent with
22565 gimplify_compound_lval only set operands two and three of
22566 ARRAY_REFs if they are not gimple_min_invariant. This makes
22567 it never at this place.
22568 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22570 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22572 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22573 null before emitting a .nsubspa directive.
22575 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22577 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22578 need_to_partition_p if there are no memory statements in the
22581 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22583 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22584 (gcd_of_steps_may_divide_p): New function.
22585 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22587 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22589 * reload.c (find_reloads_toplev, find_reloads_address,
22590 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22591 not a pointer equality test, to decide if we need to call
22592 push_reg_equiv_alt_mem.
22594 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22596 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22597 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22599 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22601 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22603 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22604 vector to be positive.
22606 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22610 * doc/invoke.texi: Document --params max-aliased-vops and
22612 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22613 debug_memory_partitions): Move to tree-flow.h
22614 * params.h (AVG_ALIASED_VOPS): Define.
22615 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22617 (mp_info_t): Likewise.
22618 (get_mem_sym_stats_for): New.
22619 (set_memory_partition): Move from tree-flow-inline.h.
22620 (mark_non_addressable): Only clear the set of symbols for the
22621 partition if it exists.
22622 (dump_memory_partitions): Move from tree-ssa-operands.c
22623 (debug_memory_partitions): Likewise.
22624 (need_to_partition_p): New.
22625 (dump_mem_ref_stats): New.
22626 (debug_mem_ref_stats): New.
22627 (dump_mem_sym_stats): New.
22628 (debug_mem_sym_stats): New.
22629 (update_mem_sym_stats_from_stmt): New.
22630 (compare_mp_info_entries): New.
22631 (mp_info_cmp): Call it.
22632 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22634 (get_mpt_for): Move from tree-ssa-operands.c.
22635 (find_partition_for): New.
22636 (create_partition_for): Remove.
22637 (estimate_vop_reduction): New.
22638 (update_reference_counts): New.
22639 (build_mp_info): New.
22640 (compute_memory_partitions): Refactor.
22641 Document new heuristic.
22642 Call build_mp_info, update_reference_counts,
22643 find_partition_for and estimate_vop_reduction.
22644 (compute_may_aliases): Populate virtual operands before
22645 calling debugging dumps.
22646 (delete_mem_sym_stats): New.
22647 (delete_mem_ref_stats): New.
22648 (init_mem_ref_stats): New.
22649 (init_alias_info): Call it.
22650 (maybe_create_global_var): Remove alias_info argument.
22651 Get number of call sites and number of pure/const call sites
22652 from gimple_mem_ref_stats().
22653 (dump_alias_info): Call dump_memory_partitions first.
22654 (dump_points_to_info_for): Show how many times a pointer has
22656 * opts.c (decode_options): For -O2 set --param
22657 max-aliased-vops to 500.
22658 For -O3 set --param max-aliased-vops to 1000 and --param
22659 avg-aliased-vops to 3.
22660 * fortran/options.c (gfc_init_options): Remove assignment to
22662 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22663 * tree-dfa.c (dump_variable): Dump memory reference
22665 Dump NO_ALIAS* settings.
22666 (referenced_var_lookup): Tidy.
22667 (mem_sym_stats): New.
22668 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22669 and ORIG are different SSA names for a memory partition.
22670 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22671 * tree-flow.h (struct mem_sym_stats_d): Define.
22672 (mem_sym_stats_t): Define.
22673 (struct mem_ref_stats_d): Define.
22674 (struct gimple_df): Add field mem_ref_stats.
22675 (enum noalias_state): Define.
22676 (struct var_ann_d): Add bitfield noalias_state.
22677 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22678 debug_mem_ref_stats, debug_memory_partitions,
22679 debug_mem_sym_stats): Declare.
22680 * tree-ssa-structalias.c (update_alias_info): Update call
22681 sites, pure/const call sites and asm sites in structure
22682 returned by gimple_mem_ref_stats.
22683 Remove local variable IS_POTENTIAL_DEREF.
22684 Increase NUM_DEREFS if the memory expression is a potential
22686 Call update_mem_sym_stats_from_stmt.
22687 If the memory references memory, call
22688 update_mem_sym_stats_from_stmt for all the direct memory
22689 symbol references found.
22690 (intra_create_variable_infos): Set noalias_state field for
22691 pointer arguments according to the value of
22692 flag_argument_noalias.
22693 * tree-ssa-structalias.h (struct alias_info): Remove fields
22694 num_calls_found and num_pure_const_calls_found.
22695 (update_mem_sym_stats_from_stmt): Declare.
22696 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22697 Set default value to 100.
22698 (PARAM_AVG_ALIASED_VOPS): Define.
22700 2007-04-11 Richard Guenther <rguenther@suse.de>
22702 PR middle-end/31530
22703 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22704 a * -b + c as c - a * b if we honor sign dependent rounding.
22706 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22708 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22709 bfin_expand_strmov.
22710 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22711 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22713 (initialize_trampoline): Don't use old-style function definition.
22714 (bfin_secondary_reload): Mark IN_P argument as unused.
22716 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22718 PR tree-optimization/31343
22719 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22720 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22721 * testsuite/gcc.dg/vect/pr31343.c: New.
22723 2007-04-10 Eric Christopher <echristo@apple.com>
22725 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22726 * config/i386/i386.md (*cmpfp0): Use.
22727 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22728 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22729 (fix_trunc<mode>_i386_fisttp): Ditto.
22730 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22731 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22732 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22733 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22734 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22735 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22736 (unnamed_splitters): Ditto.
22737 * config/i386/i386.c (output_fix_trunc): Assert that
22738 we're not being passed a TFmode operand.
22740 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22742 PR tree-optimization/31526
22743 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22744 n_basic_blocks to find newly added blocks.
22746 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22748 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22750 (fix_trunc<mode>si_sse): Ditto.
22751 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22752 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22753 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22754 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22755 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22756 expander using SSEMODEF mode macro.
22757 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22758 expander using SSEMODEF mode macro.
22759 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22760 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22761 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22762 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22763 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22764 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22765 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22766 Macroize insn using X87MODEF mode macro.
22768 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22770 * config/i386/sse.md (sse2_pinsrw): Removed.
22771 (sse2_pextrw): Renamed to ...
22772 (*sse2_pextrw): This.
22774 2007-04-09 Jan Hubicka <jh@suse.cz>
22777 * config/i386/sse.md
22778 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22779 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22780 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22781 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22783 2007-04-09 Jan Hubicka <jh@suse.cz>
22785 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22786 multiple fields of union.
22788 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22790 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22791 (create_preheaders): Check that loops are available.
22792 (fix_loop_structure): Clean up, improve comments.
22793 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22794 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22796 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22797 * predict.c (tree_estimate_probability): Do not call
22798 calculate_dominance_info. Call create_preheaders.
22799 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22800 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22802 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22803 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22804 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22805 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22808 2007-04-08 Jan Hubicka <jh@suse.cz>
22810 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22811 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22812 * fold-const.c (fold_unary): Use it.
22814 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22816 * varasm.c (assemble_variable): Remove call to
22817 lang_hooks.decls.prepare_assemble_variable.
22818 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22819 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22820 * langhooks.h (lang_hooks_for_decls): Remove
22821 prepare_assemble_variable.
22823 2007-04-08 Mike Stump <mrs@apple.com>
22825 * config/i386/i386.c: Use inc/dec on Core2.
22827 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22829 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22830 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22831 lhd_tree_inlining_end_inlining): Remove.
22832 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22833 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22834 end_inlining hooks.
22835 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22836 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22837 lhd_tree_inlining_end_inlining): Remove prototypes.
22838 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22839 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22840 LANG_HOOKS_TREE_INLINING_START_INLINING,
22841 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22843 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22846 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22849 * config/avr/predicates.md (io_address_operand): Delete predicate.
22850 (low_io_address_operand): Don't use 'mode' argument.
22851 (higth_io_address_operand): Rename ...
22852 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22853 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22856 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22858 Revert change removing staticp.
22860 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22863 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22866 2007-04-07 Bruce Korb <bkorb@gnu.org>
22868 * c.opt: Add -Wformat-contains-nul.
22869 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22871 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22872 the NUL byte warning.
22874 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22876 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22878 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22880 * tree.c (staticp): No longer use staticp langhook.
22881 * langhooks.c (lhd_staticp): Removed.
22882 * langhooks.h (struct lang_hooks): Remove staticp.
22883 * c-common.c (c_staticp): Remove.
22884 * c-common.h (c_staticp): Ditto.
22885 * langhooks-defs.h (lhd_staticp): Ditto.
22886 (LHD_HOOKS_STATICP): Ditto
22887 * tree.h (gcc_assert_lowered): New macro.
22889 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22891 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22892 argument "reliable".
22893 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22894 Add argument "reliable". Propagate it through calls.
22895 (infer_loop_bounds_from_undefined): Derive number of iterations
22896 estimates from references in blocks that do not dominate loop latch.
22897 (gcov_type_to_double_int): New function.
22898 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22899 and expected_loop_iterations_unbounded.
22900 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22901 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22902 * tree-data-ref.c (estimated_loop_iterations): Export.
22903 (get_references_in_stmt): Fix -- do not return addresses of local
22905 * cfgloop.h (expected_loop_iterations_unbounded,
22906 estimated_loop_iterations): Declare.
22908 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22910 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22912 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22914 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22915 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22916 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22917 Use output_387_reg_move().
22918 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22919 expander using X87MODEF12 mode macro.
22920 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22921 choosing register preferences. Use output_387_reg_move().
22922 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22923 instead of "x". Use output_387_reg_move().
22924 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22925 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22926 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22927 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22928 Use output_387_reg_move().
22929 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22931 (*truncxf?f_i387 splitter): Ditto.
22933 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22935 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22936 LANG_HOOKS_SAFE_FROM_P.
22937 * expr.c (safe_from_p): Remove langhook call.
22938 * langhooks.h (lang_hooks): Remove safe_from_p.
22939 (lhd_safe_from_p): Remove prototype.
22940 * langhooks.c (lhd_safe_from_p): Remove.
22942 2007-04-06 Jan Hubicka <jh@suse.cz>
22944 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22947 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22949 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22950 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22951 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22952 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22954 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22955 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22957 2007-04-05 Richard Henderson <rth@redhat.com>
22959 * config/alpha/alpha.c (print_operand) [+]: Remove.
22960 (alpha_end_function): Print nop if call at end of function.
22961 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22962 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22963 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22964 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22965 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22966 the call pattern. Update peepholes to match.
22968 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22970 * doc/extend.texi (Other Builtins): Add decimal float variants
22972 * builtins.def: Ditto.
22973 * builtins.c (expand_builtin): Ditto.
22975 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22976 H.J. Lu <hongjiu.lu@intel.com>
22979 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22980 of V8HImode when calling ix86_binary_operator_ok.
22981 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22982 (sdot_prodv8hi): Operands 1 and 2 must be register.
22984 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22986 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22987 initialize align to silence bogus warning.
22989 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22991 PR middle-end/22156
22992 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22994 (struct sra_walk_fns): Remove use_all parameter from use.
22995 (sra_hash_tree): Handle BIT_FIELD_REFs.
22996 (sra_elt_hash): Don't hash bitfld blocks.
22997 (sra_elt_eq): Skip them in parent compares as well. Handle
22999 (sra_walk_expr): Don't maintain or pass down use_all_p.
23000 (scan_use): Remove use_all parameter.
23001 (scalarize_use): Likewise. Re-expand assignment to
23002 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23003 output, and re-scalarize after output. Don't mark anything
23005 (scalarize_ldst): Adjust.
23006 (scalarize_walk_gimple_modify_statement): Likewise.
23007 (build_element_name_1): Handle BIT_FIELD_REFs.
23008 (instantiate_element): Don't warn for any element whose parent
23009 is used as a whole.
23010 (instantiate_missing_elements_1): Return the sra_elt.
23011 (canon_type_for_field): New.
23012 (try_instantiate_multiple_fields): New.
23013 (instantiate_missing_elemnts): Use them.
23014 (mark_no_warning): Removed.
23015 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23016 (REPLDUP, sra_build_elt_assignment): New.
23017 (generate_copy_inout): Use them.
23018 (generate_element_copy): Likewise. Handle bitfld differences.
23019 (generate_element_zero): Don't recurse for blocks. Use
23020 sra_build_elt_assignment.
23021 (generate_one_element_int): Take elt instead of var. Use
23022 sra_build_elt_assignment.
23023 (generate_element_init_1): Adjust.
23024 (scalarize_use, scalarize_copy): Use REPLDUP.
23025 (scalarize_ldst): Move assert before dereference.
23026 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23028 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23030 * regmove.c: Fix unused variable warnings due to previous commit.
23032 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23034 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23035 (regmove_bb_head): Remove.
23036 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23037 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23038 problems with fixup_match_1.
23039 Don't initialize/free regmove_bb_head.
23041 (reg_is_remote_constant_p): If an insn is in the same basic block
23042 but not before INSN, consider it remote, too.
23044 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23047 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23048 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23050 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23052 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23053 (CONDITIONAL_REGISTER_USAGE): Likewise.
23055 2007-04-04 Richard Henderson <rth@redhat.com>
23057 * config/alpha/lib1funcs.asm: Remove unused file.
23059 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23062 * opts.c (print_specific_help): Fix --help=<language>
23064 (common_handle_option): Support --help=common.
23066 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23069 * gcc.c (main): Do not run the linker if
23070 print_subprocess_help indicates that it shouldn't be
23073 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23076 * doc/invoke.texi (--help=): Document <languages> value, fix
23077 formatting in tables of values.
23079 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23081 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23082 dllimport attribute of virtual methods.
23084 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23086 * config/score/crti.asm: Change _bss_start to __bss_start.
23087 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23088 (OUTGOING_REG_PARM_STACK_SPACE) update.
23089 * config/score/score.opt: add options to make backend support
23090 score5, score5u, score7 and score7d.
23091 * config/score/score.md: Likewise.
23092 * config/score/misc.md: Likewise.
23093 * config/score/mac.md: Likewise.
23094 * doc/invoke.texi: Likewise.
23095 * doc/md.texi: update constraints define.
23097 2007-04-03 Richard Henderson <rth@redhat.com>
23099 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23100 an appropriate type, use the mode instead.
23102 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23104 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23105 Set the default --with-arch setting to mips2.
23106 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23107 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23108 (MULTILIB_OSDIRNAMES): Delete.
23109 (MULTILIB_DIRNAMES): Define.
23110 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23111 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23112 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23113 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23114 VXWORKS_OS_CPP_BUILTINS.
23115 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23116 (MIPS_DEBUGGING_INFO): Undefine.
23117 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23119 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23121 PR middle-end/30704
23122 * fold-const.c (native_encode_real): Encode real.c provided longs
23123 as a series of 32-bit native integers.
23124 (native_interpret_real): Interpret buffer as a series of 32-bit
23127 2007-04-03 Richard Guenther <rguenther@suse.de>
23129 * genpreds.c (write_insn_constraint_len): Write function
23130 optimized for CONSTRAINT_LEN implementation.
23131 (write_tm_preds_h): Output insn_constraint_len inline and
23132 use it for CONSTRAINT_LEN.
23133 (write_insn_preds_c): Don't output insn_constraint_len.
23134 * doc/md.texi (define_register_constraint): Document multi-letter
23135 constraints shall have the same length if they start with the same
23138 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23141 * config/i386/i386.md (isinf<mode>2): Expand only when
23142 TARGET_C99_FUNCTIONS is set.
23144 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23146 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23147 (x86_64-*-linux*): Ditto.
23148 * config/i386/i386.opt (mpc): New option.
23149 * config/i386/i386.c (overrride_options): Handle
23150 ix87_precision_string.
23151 * config/i386/crtprec.c: New file.
23152 * config/i386/t-crtpc: Ditto.
23153 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23154 and -mpc80 options.
23155 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23156 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23157 crtprec32.o, crtprec64.o and crtprec80.o.
23159 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23160 and -mpc80 options.
23161 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23163 2007-04-02 Eric Christopher <echristo@apple.com>
23165 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23166 limitations on darwin.
23168 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23171 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23173 2007-04-02 Dave Korn <dave.korn@artimi.com>
23175 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23177 2007-04-02 Dave Korn <dave.korn@artimi.com>
23179 * libgcc2.h (exception_descriptor): Don't forward-declare.
23180 (__get_eh_table_language, __get_eh_table_version): Delete
23181 prototypes of long-dead functions.
23183 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23185 * ebitmap.h: New file
23186 * ebitmap.c: New file
23187 * Makefile.in (ebitmap.o): New target.
23189 2007-04-01 Jan Hubicka <jh@suse.cz>
23191 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23192 before very first instruction.
23194 2007-04-01 Jan Hubicka <jh@suse.cz>
23196 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23197 waring on 64bit hosts.
23198 * bitmap.h: Fix typo in bitmap_head_def.
23200 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23202 PR rtl-optimization/31391
23203 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23204 into a DELETED_LABEL note, and the label is in an empty basic
23205 block, update BB_END as well as BB_HEAD.
23207 2007-04-01 Richard Henderson <rth@redhat.com>
23209 PR tree-optimization/31169
23210 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23211 to varying if the range is outside [0, prec-1].
23213 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23216 * config/mips/mips.md (load_const_gp): New insn.
23217 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23218 the MIPS16 GP pseudo register if no_new_pseudos.
23219 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23221 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23224 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23226 (call_value): Likewise.
23228 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23229 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23232 * doc/invoke.texi: (optimization options): Reword description
23233 of -ffast-math. Document its primary purpose.
23235 2007-03-31 Richard Guenther <rguenther@suse.de>
23237 * omp-low.c (splay-tree.h): Include.
23238 (lookup_decl): Replace splay-tree usage by pointer-map.
23239 (maybe_lookup_decl): Likewise.
23240 (new_omp_context): Likewise.
23241 (delete_omp_context): Likewise.
23242 * gimplify.c (splay-tree.h): Include.
23243 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23245 (remap_ssa_name): Likewise.
23246 (remap_decl): Likewise.
23247 (remap_type_1): Likewise.
23248 (remap_type): Likewise.
23249 (copy_body_r): Likewise.
23250 (expand_call_inline): Likewise.
23251 (clone_body): Likewise.
23252 (copy_tree_r): Likewise.
23253 (remap_save_expr): Likewise.
23254 (unsave_r): Likewise.
23255 (unsave_expr_now): Likewise.
23256 (tree_function_versioning): Likewise.
23257 (build_duplicate_type): Likewise.
23258 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23259 (struct copy_body_data): Replace splay-tree by pointer-map.
23260 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23261 not $(SPLAY_TREE_H).
23262 (gimplify.o): Depend on $(SPLAY_TREE_H).
23263 (omp-low.p): Likewise.
23265 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23267 * config/avr/predicates.md (even_register_operand,
23268 odd_register_operand): New predicates.
23269 * config/avr/avr.md (movw peephole2): New.
23270 (movw_r peephole2): New.
23272 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23274 * tree.h (get_signed_or_unsigned_type): New.
23275 * fold-const.c (operand_equal_for_comparison_p): Use
23276 get_signed_or_unsigned_type instead of
23277 lang_hooks.types.signed_or_unsigned_type.
23278 * expr.c (store_expr): Ditto.
23279 * langhooks.c (get_signed_or_unsigned_type): New.
23280 (lhd_signed_or_unsigned_type): New.
23281 * langhooks.h (lhd_signed_or_unsigned_type): New.
23282 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23284 2007-03-30 Richard Henderson <rth@redhat.com>
23286 * tree-ssa-loop-ivopts.c: Include target.h.
23287 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23288 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23289 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23290 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23292 2007-03-30 Richard Henderson <rth@redhat.com>
23293 Kai Tietz <kai.tietz@onevision.com>
23295 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23296 default for 64-bit.
23297 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23298 (TARGET_64BIT_MS_ABI): New.
23299 (DBX_REGISTER_NUMBER): Handle 64-bit.
23300 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23301 (LONG_TYPE_SIZE): Force to 32.
23302 (REG_PARM_STACK_SPACE): New.
23303 (OUTGOING_REG_PARM_STACK_SPACE): New.
23304 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23305 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23306 (STACK_BOUNDARY): Use 128 for 64-bit.
23307 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23308 Add 64-bit implementation.
23309 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23311 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23312 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23313 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23314 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23315 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23316 TARGET_64BIT_MS_ABI.
23317 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23318 (ix86_pass_by_reference): Likewise.
23319 (ix86_function_value_regno_p): Likewise.
23320 (ix86_build_builtin_va_list): Likewise.
23321 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23322 (function_arg_advance_ms_64): New.
23323 (function_arg_advance): Call it.
23324 (function_arg_ms_64): New.
23325 (function_arg): Call it.
23326 (function_value_ms_64): New.
23327 (ix86_function_value_1): Call it.
23328 (return_in_memory_ms_64): New.
23329 (ix86_return_in_memory): Call it.
23330 (setup_incoming_varargs_ms_64): New.
23331 (ix86_setup_incoming_varargs): Call it.
23332 (ix86_expand_prologue): Handle 64-bit stack probing.
23333 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23334 (output_pic_addr_const): Likewise.
23335 (x86_this_parameter): Likewise.
23336 (x86_output_mi_thunk): Likewise.
23337 (x86_function_profiler): Likewise.
23338 (TARGET_STRICT_ARGUMENT_NAMING): New.
23339 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23340 (TARGET_64BIT_MS_ABI): New.
23341 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23342 * config/i386/i386.md (allocate_stack_worker): Remove.
23343 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23344 describe the clobber of eax without a match_scratch.
23345 (allocate_stack_worker_postreload): Remove.
23346 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23347 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23348 (allocate_stack_worker_rex64_postreload): Remove.
23349 (allocate_stack): Handle 64-bit.
23350 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23351 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23352 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23353 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23354 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23355 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23356 * config.build (x86_64-*-mingw*): New host.
23357 * config.host (x86_64-*-mingw*): New host.
23358 * config.gcc (x86_64-*-mingw*): New target.
23359 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23361 2007-03-30 Richard Henderson <rth@redhat.com>
23362 Kai Tietz <kai.tietz@onevision.com>
23364 * c-pragma.c (struct def_pragma_macro_value): New.
23365 (struct def_pragma_macro): New.
23366 (pushed_macro_table): New.
23367 (dpm_hash, dpm_eq): New.
23368 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23369 (init_pragma): Install them.
23370 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23372 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23374 * config/avr/avr.c (avr_override_options): Clear
23375 'flag_delete_null_pointer_checks'.
23377 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23380 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23381 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23382 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23383 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23384 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23385 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23386 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23388 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23390 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23392 * regmove.c: Move all of pass_stack_adjustments from here...
23393 * combine-stack-adj.c: ...to this new file.
23394 * Makefile.in: Add rules for combine-stack-adj.o.
23396 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23398 PR tree-optimization/31383
23399 * tree-data-ref.c (affine_function_equal_p): Do not require the
23400 vectors to have the same length.
23402 2007-03-30 Jan Hubicka <jh@suse.cz>
23404 PR middle-end/30700
23405 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23406 availablility; add more sanity checking; ask varpool only about
23409 2007-03-29 Richard Henderson <rth@redhat.com>
23411 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23412 to decide, but __SIZEOF_LONG_LONG__.
23414 2007-03-29 Richard Henderson <rth@redhat.com>
23416 * emutls.c (struct __emutls_array): New.
23417 (emutls_destroy): Use it instead of casting element 0 from void*.
23418 (__emutls_get_address): Likewise.
23420 2007-03-29 Richard Henderson <rth@redhat.com>
23422 * varasm.c (initializer_constant_valid_p): Don't deny
23423 DECL_DLLIMPORT_P on functions.
23425 * config/i386/cygming.h: Remove function declarations.
23426 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23427 (ASM_OUTPUT_LABELREF): Remove.
23428 (COMMON_ASM_OP): Remove.
23429 (ASM_OUTPUT_COMMON): Remove.
23430 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23431 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23432 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23433 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23434 Rename from TARGET_ENCODE_SECTION_INFO.
23435 * config/i386/netware.h: Likewise.
23436 * config/i386/i386-protos.h: Update.
23437 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23438 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23439 (legitimate_constant_p): Reject dllimports.
23440 (dllimport_map, get_dllimport_decl): New.
23441 (legitimize_dllimport_symbol): New.
23442 (legitimize_address, ix86_expand_move): Use it.
23443 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23444 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23445 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23446 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23447 * config/i386/predicates.md (constant_call_address_operand): Only
23448 accept symbols; reject dllimport_p symbols.
23449 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23450 i386_pe_maybe_record_exported_symbol.
23451 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23452 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23453 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23454 trust the setting of DECL_DLLIMPORT_P.
23455 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23456 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23457 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23458 tidy the argument scanning loop.
23459 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23460 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23461 (i386_pe_strip_name_encoding): Remove.
23462 (i386_pe_binds_local_p): New.
23463 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23464 (i386_pe_output_labelref): Remove.
23465 (i386_pe_asm_output_aligned_decl_common): New.
23466 (i386_pe_maybe_record_exported_symbol): Rename from
23467 i386_pe_record_exported_symbol; check for dllexported symbols.
23469 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23471 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23472 add comment explaining why vsnprintf cannot be used.
23474 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23476 PR tree-optimization/30666
23477 * tree.c (build_complex_type): When creating type names for DWARF2
23478 debug info, create TYPE_DECLs for TYPE_NAME instead of
23480 (build_common_tree_nodes_2): Use build_complex_type when building
23481 predefined complex types, to preserve canonical types.
23483 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23485 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23486 (noce_get_alt_condition): Look at it to determine whether to
23487 reverse the condition or not.
23488 (noce_get_condition): Substitute the truth for lies.
23489 (noce_find_if_block): Set the then_else_reversed field.
23491 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23493 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23494 destination of this insn.
23495 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23496 than calling gen_rtx_SET directly. Use r0 to hold the value of
23497 'address + 4' rather than a stack based temporary which can be
23498 mis-optimized away.
23500 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23502 * config/s390/s390.c (s390_secondary_input_reload_class,
23503 s390_secondary_output_reload_class): Functions removed.
23504 (s390_secondary_reload): New function.
23505 (TARGET_SECONDARY_RELOAD): Target macro defined.
23506 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23507 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23508 * config/s390/s390.md ("reload_outti", "reload_outdi",
23509 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23510 "reload_out<mode>"): Expanders removed.
23511 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23512 "reload<mode>_nonoffmem_out"): Expanders added.
23514 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23516 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23517 action if SRC->DEST replacement failed anyway.
23519 2007-03-28 Mike Stump <mrs@apple.com>
23521 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23522 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23523 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23525 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23527 * config.gcc: Accept barcelona as a variant of amdfam10.
23528 * config/i386/i386.c (override_options): Likewise.
23529 * doc/invoke.texi: Likewise.
23531 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23533 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23534 offsets for BIT_FIELD_REF and COMPONENT_REF.
23536 2007-03-28 Richard Guenther <rguenther@suse.de>
23538 * tree.c (is_global_var): Move ...
23539 * tree-flow-inline.h (is_global_var): ... here.
23540 * tree.h (is_global_var): Remove declaration.
23542 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23544 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23546 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23547 * config/i386/i386.c (ix86_tune_features): Initialize new
23549 * config/i386/predicates.md (promotable_binary_operator): Use
23550 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23552 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23555 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23557 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23559 * config/fr30/fr30.md (movsi_internal): Change destination
23560 constraint from m to V and add m to the end.
23562 2007-03-28 Christian Bruel <christian.bruel@st.com>
23564 * config/sh/sh.md (movsi_i): Fix type attribute.
23566 2007-03-28 Christian Bruel <christian.bruel@st.com>
23568 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23569 (movsf_ie): Likewise.
23571 2007-03-28 Christian Bruel <christian.bruel@st.com>
23573 * config.gcc: Add sh4-300 to multilib.
23574 * config/sh/t-mlib-sh4-300: New file.
23576 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23578 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23579 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23580 fix_trunc<mode>di2.
23581 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23582 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23583 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23584 "fixuns_trunctddi2"): Whitespace fix.
23586 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23588 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23589 the definition of struct sh_args.
23590 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23591 CALL_COOKIE_INT_REG_GET): Likewise.
23593 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23595 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23596 transformations are applied successfully.
23598 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23600 * tree.c (tree_contains_struct): Permit 512 tree codes.
23601 * tree.h (tree_contains_struct): Ditto.
23602 (MAX_TREE_CODES): Ditto.
23603 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23604 SPARE member to store remaining padding bits.
23606 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23608 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23611 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23613 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23614 * configure: Regenerate.
23616 * configure: Regenerate using the correct version of autoconf.
23618 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23620 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23622 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23623 regs to "__SP_L__" and "__SP_H__".
23625 2007-03-27 Richard Guenther <rguenther@suse.de>
23627 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23628 computations with it with a HOST_WIDE_INT variable.
23630 2007-03-26 Mike Stump <mrs@apple.com>
23632 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23633 objective-c-header, objective-c++-header and objc++-cpp-output
23635 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23637 2007-03-26 Richard Henderson <rth@redhat.com>
23640 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23641 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23642 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23643 IX86_BUILTIN_PSRLQ128): New.
23644 (ix86_init_mmx_sse_builtins): Add them.
23645 (ix86_expand_builtin): Expand them.
23646 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23647 operand 2 be TImode.
23648 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23649 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23650 _mm_srli_epi64): Mark __B const.
23651 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23652 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23653 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23654 new two-vector shift builtins.
23656 2007-03-26 Ian Lance Taylor <iant@google.com>
23658 PR tree-optimization/31345
23659 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23660 [+INF, +INF(OVF)] into VARYING.
23662 2007-03-26 Zack Weinberg <zackw@panix.com>
23664 * gengtype-parse.c: New file.
23665 * gengtype-yacc.y: Delete.
23666 * gengtype-lex.l: Don't include gengtype-yacc.h.
23667 Define YY_DECL and yyterminate appropriately for recursive
23668 descent parser. yylval is now a string out-parameter to yylex.
23669 (HWS, EOID): New shorthand.
23670 (IWORD): Add a couple more types.
23671 (yylex): Add a setup stanza. Remove the complex rules for
23672 detecting GTY'ed types and typedefs; replace with simple
23673 keyword detectors. Adjust everything for the changed
23674 definition of yylval. Ignore all pp-directives, not just #define.
23676 (parse_file): Rename yybegin; do not call yyparse.
23678 * gengtype.c (xasprintf): Export again.
23679 (this_file): New. Use everywhere __FILE__ was being used.
23680 (get_lang_bitmap): Special case types defined in gengtype.c.
23681 (do_typedef, new_structure): Suppress definition of certain types.
23682 (new_structure): Improve diagnostics of duplicate definitions.
23683 Make sure location_s is associated with input.h.
23684 (nreverse_pairs, define_location_structures): New functions.
23685 (main): Improve tagging of kludge types. Remove old kludges
23686 for input.h types; use define_location_structures.
23687 * gengtype.h: Update prototypes. Define token codes here.
23688 * Makefile.in: Remove all references to gengtype-yacc.
23689 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23691 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23692 add GTY((skip)) to the field that's only conditionally there.
23693 * doc/install.texi: Document that Bison is no longer required
23694 unless building treelang.
23696 * gengtype.c: Don't include gtyp-gen.h.
23697 (srcdir): Declare here.
23698 (base_files, lang_dir_names): Allocate dynamically.
23699 (gt_files, num_gt_files, num_lang_dirs): New globals.
23700 (measure_input_list, read_input_line, read_input_list)
23701 (set_lang_bitmap): New functions.
23702 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23703 simplify, relying on read_input_list to set up the bitmaps.
23704 (main): Arguments are no longer unused. Check for correct number
23705 of command line arguments, set srcdir and srcdir_len, then call
23706 read_input_list, before doing anything else. No need to worry
23707 about duplicates in main loop.
23708 * configure.ac: Simplify the calculation of all_gtfiles.
23709 Put language tags in there. Don't set or substitute
23710 all_gtfiles_files_langs or all_gtfiles_files_frags.
23711 * Makefile.in: Revamp the way gengtype is invoked, now that it
23712 takes a file on its command line with a much simpler format.
23713 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23714 (GTFILES): Remove duplicates and C source files.
23715 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23716 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23717 * configure: Regenerate.
23719 * gengtype.h: Remove all type definitions to gengtype.c; leave
23720 only definitions of options_p, type_p, and pair_p as opaque
23721 pointers. Update prototypes.
23722 * gengtype.c: Many type definitions moved here from gengtype.h.
23723 Consolidate type definitions at the top of the file.
23724 (xvasprintf): Delete.
23725 (xasprintf): Make static.
23726 (create_nested_pointer_option): Add 'next' parameter.
23727 (create_field_all, create_field_at): New functions.
23728 (create_field): Now a thin wrapper around create_field_all.
23729 (create_optional_field): Rename create_optional_field_ and add
23730 line argument. Original name is now a macro which supplies
23732 (oprintf): Use vsnprintf directly.
23733 (close_output_files): Use fatal rather than perror/exit.
23734 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23735 (main): Set progname. Don't use exit.
23736 * gengtype-yacc.y (struct_fields): Use create_field_at.
23737 (option, optionseqopt): Delete.
23738 (optionseq): Consolidate productions from option here so we
23739 can use the first argument to create_option.
23741 * gengtype-lex.l: Distinguish unions from structures in the
23742 token type. Don't call find_structure; return the tag as a string.
23743 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23744 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23745 string. Reorganize typedef_struct production accordingly.
23746 Use create_nested_ptr_option.
23747 * gengtype.c (create_nested_ptr_option): New function.
23748 * gengtype.h: Declare it.
23750 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23751 (string_type): Don't declare.
23752 (do_scalar_typedef): Declare.
23753 (create_scalar_type): Update prototype.
23754 * gengtype.c (string_type): Make static.
23755 (scalar_nonchar, scalar_char): New.
23756 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23757 (resolve_typedef): Use scalar_nonchar for error recovery.
23758 (create_scalar_type): Remove name_len field. Return scalar_char
23759 or scalar_nonchar as appropriate.
23760 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23761 to use string_type.
23762 (throughout): Use scalar_nonchar instead of calling
23763 create_scalar_type, whenever possible.
23764 (main): Initialize scalar_char and scalar_nonchar before calling
23766 * gengtype-lex.l: Adjust for removal of second argument to
23767 create_scalar_type. Use yylval.s instead of yylval.t when
23769 * gengtype-yacc.y: Type of SCALAR is string. Call
23770 create_scalar_type from type:SCALAR rule. Adjust for removal of
23771 second argument to create_scalar_type.
23773 * vec.h: Remove all #if IN_GENGTYPE blocks.
23774 Add comment saying that changes may require adjustments to gengtype.
23775 * gengtype.c: Don't include coretypes.h or tm.h.
23776 Add comment to inclusion of errors.h.
23777 (note_def_vec, note_def_vec_alloc): New functions.
23778 * gengtype.h: Declare new functions.
23779 * gengtype-lex.l: Don't include coretypes.h.
23780 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23782 (update_lineno): Remove unnecessary prototype.
23783 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23784 (VEC rule): Just return VEC_TOKEN.
23785 * gengtype-yacc.y (VEC_TOKEN): New token type.
23786 (type): Add a production for VEC(a,b).
23787 * Makefile.in: Update dependencies.
23789 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23790 typedefs that use the old PARAMS macro.
23792 * gengtype-lex.l: Remove all rules and states relating to yacc
23794 * gengtype-yacc.y: Similarly.
23795 * gengtype.c (note_yacc_type): Delete function.
23796 * gengtype.h: Update prototypes.
23798 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23800 * tree-pretty-print.c (dump_generic_node): Report precision of
23801 unnamed integer types.
23803 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23805 * ifcvt.c (noce_try_store_flag_constants): Don't check
23806 no_new_pseudos here.
23807 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23808 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23809 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23810 noce_try_sign_mask): Likewise.
23811 (if_convert): Check no_new_pseudos here.
23813 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23815 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23816 (noce_get_condition): Handle new then_else_reversed argument.
23817 (noce_init_if_info): Remove, fold into noce_find_if_block.
23818 (noce_process_if_block): Take a struct noce_if_info as the
23819 argument. Don't set up one based on ce_if_info. Update pointer
23820 references accordingly.
23821 (cond_move_process_if_block): Likewise.
23822 (process_if_block): Removed.
23823 (find_if_block): Removed. Move functionality two new functions,
23824 noce_find_if_block and cond_exec_find_if_block.
23825 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23826 blocks and the symmetric IF-ELSE-JOIN case.
23827 (cond_exec_find_if_block): Also new function mostly based on old
23828 find_if_block and process_if_block.
23829 (find_if_header): Replace find_if_block call with separately
23830 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23831 (find_cond_trap): Update noce_get_condition call.
23832 (dead_or_predicable): Likewise.
23834 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23836 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23838 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23839 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23840 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23841 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23842 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23843 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23844 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23845 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23846 __builtin_ia32_psrad128 builtins.
23848 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23850 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23851 * config/i386/constraints.md
23852 (define_constraint "I"): Use IN_RANGE macro.
23853 (define_constraint "J"): Ditto.
23854 (define_constraint "K"): Ditto.
23855 (define_constraint "M"): Ditto.
23856 (define_constraint "N"): Ditto.
23857 (define_constraint "O"): Ditto.
23858 * config/i386/predicates.md
23859 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23860 (define_predicate "const_0_to_3_operand"): Ditto.
23861 (define_predicate "const_0_to_7_operand"): Ditto.
23862 (define_predicate "const_0_to_15_operand"): Ditto.
23863 (define_predicate "const_0_to_63_operand"): Ditto.
23864 (define_predicate "const_0_to_255_operand"): Ditto.
23865 (define_predicate "const_1_to_31_operand"): Ditto.
23866 (define_predicate "const_2_to_3_operand"): Ditto.
23867 (define_predicate "const_4_to_7_operand"): Ditto.
23869 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23871 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23872 in SImode for save_world.
23873 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23876 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23878 PR tree-optimization/30784
23879 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23882 2007-03-25 Revital Eres <eres@il.ibm.com>
23884 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23885 Fold movement_possibility function into it.
23887 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23889 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23890 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23891 (call_indirect_nonlocal_darwin64): Same.
23892 (call_nonlocal_darwin64): Same.
23893 (call_value_indirect_nonlocal_darwin64): Same.
23894 (call_value_nonlocal_darwin64): Same.
23895 (sibcall_nonlocal_darwin64): Same.
23896 (sibcall_value_nonlocal_darwin64): Same.
23897 (sibcall_symbolic_64): Same.
23898 (sibcall_value_symbolic_64): Same.
23899 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23901 (rs6000_emit_load_toc_table): Same.
23902 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23903 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23905 (divss_call): Same.
23906 (divus_call): Same.
23907 (quoss_call): Same.
23908 (quous_call): Same.
23909 (load_toc_v4_pic_si): Same
23910 (load_toc_v4_PIC_1): Same.
23911 (load_toc_v4_PIC_1b): Same.
23912 (call_indirect_aix{32,64}): Same.
23913 (call_value_indirect_aix{32,64}): Same.
23915 (call_value): Same.
23916 (call_local{32,64}): Same.
23917 (call_value_local{32,64}): Same.
23918 (call_indirect_nonlocal_aix{32,64}): Same.
23919 (call_nonlocal_aix{32,64}): Same.
23920 (call_value_indirect_nonlocal_aix{32,64}): Same.
23921 (call_value_nonlocal_aix{32,64}): Same.
23922 (call_indirect_nonlocal_sysv<mode>): Same.
23923 (call_nonlocal_sysv<mode>): Same.
23924 (call_value_indirect_nonlocal_sysv<mode>): Same.
23925 (call_value_nonlocal_sysv<mode>): Same.
23927 (sibcall_local{32,64}): Same.
23928 (sibcall_value_local{32,64}): Same.
23929 (sibcall_nonlocal_aix{32,64}): Same.
23930 (sibcall_value_nonlocal_aix{32,64}): Same.
23931 (sibcall_nonlocal_sysv<mode>): Same.
23932 (sibcall_value): Same.
23933 (sibcall_value_nonlocal_sysv<mode>): Same.
23935 2007-03-24 Paul Brook <paul@codesourcery.com>
23937 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23938 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23940 2007-03-24 Richard Henderson <rth@redhat.com>
23942 * config/ia64/constraints.md: New file.
23943 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23944 satisfies_constraint_?.
23945 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23946 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23947 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23948 ia64_output_mi_thunk): Likewise.
23949 (ia64_const_ok_for_letter_p): Remove.
23950 (ia64_const_double_ok_for_letter_p): Remove.
23951 (ia64_extra_constraint): Remove.
23952 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23953 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23954 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23955 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23956 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23957 EXTRA_MEMORY_CONSTRAINT): Remove.
23958 * config/ia64/ia64.md: Include constriants.md. Replace
23959 CONST_OK_FOR_? with satisfies_constraint_?.
23961 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23962 H.J. Lu <hongjiu.lu@intel.com>
23964 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23966 (name macros): Use DPD_BID_NAME to convert names properly.
23968 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23969 decimal floating point format.
23970 (init_floating_libfuncs): Change decimal functions so that they
23971 have a "bid_" prefix if the decimal system uses the BID format,
23972 and "dpd_" prefix if the decimal system uses the DPD format.
23973 (init_interclass_conv_libfuncs): Ditto.
23974 (init_intraclass_conv_libfuncs): Ditto.
23976 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23977 using the BID format.
23979 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23980 whether we are using the BID decimal format.
23981 * configure: Regenerate.
23983 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23984 the compiler has decimal floating point enabled. Define
23985 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23988 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23989 using the BID format.
23991 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23992 whether we are using the BID decimal format.
23993 * configure: Regenerate.
23995 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23996 the compiler has decimal floating point enabled. Define
23997 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24000 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24001 options, and that it is enabled for i386/x86_64 systems.
24003 * Makefile.in (enable_decimal_float): New.
24005 (DECNUMINC): Add -I$(DECNUMFMT).
24006 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24007 to $(DECNUMFMT) from $(DECNUM).
24009 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24010 Substitute enable_decimal_float.
24011 * configure: Regenerated.
24014 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24017 * configure.ac: Enable decimal float for x86_64-*-linux*.
24018 * configure: Regenerated.
24021 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24022 decimal128ClearSign to flip and clear the sign bit in decimal128.
24023 (decimal_real_maxval): Set decimal128SetSign to set the sign
24026 2007-03-23 Ian Lance Taylor <iant@google.com>
24028 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24030 2007-03-23 Ian Lance Taylor <iant@google.com>
24032 * tree-dump.c (dump_files): Correct comment.
24034 2007-03-23 Ian Lance Taylor <iant@google.com>
24036 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24038 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24040 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24041 in cfglayout mode. Don't go into and out of cfglayout mode.
24042 Link the blocks in the order of the constructed traces.
24043 (rest_of_handle_tracer): Adjust call to tracer.
24044 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24045 Don't go into cfglayout mode.
24046 (rtl_loop_done): Don't go out of cfglayout mode.
24047 * cfglayout.c (relink_block_chain): New function, split out from...
24048 (fixup_reorder_chain): ...here. Remove redundant checking.
24049 (cfg_layout_finalize): Don't clear the header, footer, and aux
24050 fields here, move the code to do so to relink_block_chain. Likewise
24051 for free_original_copy_tables.
24052 * rtl.h (tracer): Update prototype.
24053 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24054 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24055 mode. Use relink_block_chain to serialize the CFG according to the
24056 new basic block order. Move targetm.cannot_modify_jumps_p check from
24058 (gate_handle_reorder_blocks): ...to here.
24059 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24061 (gate_duplicate_computed_gotos): ...to here.
24062 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24063 something always changes when going into and out of cfglayout mode.
24064 Perform an expensive cfg cleanup while going into cfglayout mode.
24065 Always update liveness information on HAVE_conditional_execution
24066 targets. Reserialize the basic blocks and go out of cfglayout mode.
24067 * reg-stack.c: Include cfglayout.h.
24068 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24069 the call to reorder_basic_blocks.
24070 * basic-block.h (reorder_basic_blocks): Update prototype.
24071 (relink_block_chain): New prototype.
24072 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24074 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24076 * config/mips/mips.md (type, hazard, *movdi_32bit,
24077 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24078 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24079 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24080 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24081 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24083 (movcc): Change first xfer to multi.
24084 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24085 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24086 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24087 config/mips/generic.md: Change reservations using "xfer" to use
24089 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24090 using match_operand.
24091 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24092 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24094 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24096 2007-03-22 Richard Henderson <rth@redhat.com>
24098 * config/i386/i386.c: Remove unnecessary function declarations.
24099 Move targetm definition, and all related macros, to the end of
24100 the file. Resort some functions to put definitions before uses.
24101 (ix86_attribute_table): Make static. Move to end of file.
24102 (ix86_gimplify_va_arg): Make static.
24104 2007-03-22 Richard Henderson <rth@redhat.com>
24106 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24107 don't increase local_regparm with force_align_arg_pointer check.
24108 (ix86_function_sseregparm): Assert 32-bit.
24109 (type_has_variadic_args_p): New.
24110 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24111 type_has_variadic_args_p.
24112 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24113 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24114 use memset instead. Do maybe_vaarg check first; skip attribute
24115 tests if true; skip attribute tests for 64-bit.
24116 (construct_container): Remove TARGET_DEBUG_ARG.
24117 (function_arg_advance_32, function_arg_advance_64): Split out ...
24118 (function_arg_advance): ... from here.
24119 (function_arg_32, function_arg_64): Split out ...
24120 (function_arg): ... from here.
24121 (ix86_pass_by_reference): Tidy.
24122 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24123 (function_value_32): New, from parts of ix86_function_value
24124 and ix86_value_regno.
24125 (function_value_64): New, from parts of ix86_function_value
24126 and ix86_libcall_value.
24127 (ix86_function_value_1): New.
24128 (ix86_function_value, ix86_libcall_value): Use it.
24129 (return_in_memory_32, return_in_memory_64): Split out ...
24130 (ix86_return_in_memory): ... from here.
24131 (ix86_struct_value_rtx): Skip for 64-bit.
24132 (ix86_libcall_value, ix86_value_regno): Remove.
24133 (setup_incoming_varargs_64): Split out ...
24134 (ix86_setup_incoming_varargs): ... from here.
24135 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24136 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24137 * config/i386/i386-protos.h (ix86_function_value): Remove.
24138 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24140 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24143 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24144 infinities not supported, otherwise emit warning if -Woverflow. On
24145 underflow, emit warning if -Woverflow.
24146 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24148 * real.h (real_from_string): Update declaration
24150 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24151 Richard Henderson <rth@redhat.com>
24153 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24154 * calls.c (compute_argument_block_size, expand_call,
24155 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24156 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24157 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24158 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24159 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24160 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24161 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24162 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24165 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24167 * c-incpath.c (add_sysroot_to_chain): New.
24168 (merge_include_chains): Add sysroot argument. Call
24169 add_sysroot_to_chain if sysrooted.
24170 (register_include_chains): Update call to merge_include_chains.
24171 * doc/cppopts.texi: Document use of '=' in include directory
24174 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24176 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24177 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24178 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24179 insn pattern using X87MODEF12 mode macro.
24181 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24183 * regmove.c (regmove_optimize): Use reg_mentioned_p
24184 instead of reg_overlap_mentioned_p for DST.
24186 2007-03-21 Mike Stump <mrs@apple.com>
24188 * c.opt: Fixup for Objective-C/C++.
24190 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24192 * explow.c (convert_memory_address): Fold memory reference when
24193 POINTERS_EXTEND_UNSIGNED < 0
24195 2007-03-21 Richard Henderson <rth@redhat.com>
24198 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24199 * config/i386/mmintrin.h (__m64): Likewise.
24200 * config/i386/xmmintrin.h (__m128): Likewise.
24202 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24204 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24205 (VXWORKS_OS_CPP_BUILTINS): Define.
24206 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24207 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24209 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24211 * rtl.h (constant_pool_reference_p): Delete.
24212 (find_constant_src): Declare.
24213 * rtlanal.c (find_constant_src): New function.
24214 * simplify-rtx.c (constant_pool_reference_p): Delete.
24215 * config/i386/i386.md: Use find_constant_src instead of
24216 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24218 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24220 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24221 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24223 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24225 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24226 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24227 (arm_elf_asm_constructor): Use it.
24228 (arm_elf_asm_destructor): New function.
24230 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24232 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24234 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24236 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24238 2007-03-19 Andrew Haley <aph@redhat.com>
24240 PR tree-optimization/31264
24241 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24242 VIEW_CONVERT_EXPRs.
24244 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24246 PR rtl-optimization/30907
24247 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24248 (fwprop_init): Always call loop_optimizer_initialize.
24249 (fwprop_done): Always call loop_optimizer_finalize.
24250 (fwprop): We always have loop info now.
24251 (gate_fwprop_addr): Remove.
24252 (pass_fwprop_addr): Use gate_fwprop as gate.
24254 PR rtl-optimization/30841
24255 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24256 df_chain_alloc): Call df_reorganize_refs unconditionally.
24257 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24258 refs_organized to refs_organized_size.
24259 (df_ref_create_structure): Use refs_organized_size instead of
24260 bitmap_size if refs had been organized, and keep refs_organized_size
24262 * df.h (struct df_ref_info): Change refs_organized to
24263 refs_organized_size.
24264 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24267 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24269 * except.c (output_function_exception_table): Do not reference the
24270 EH personality routine for functions that do not require an
24273 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24276 * c-typeck.c (convert_for_assignment): Call comptypes for
24277 RECORD_TYPE or UNION_TYPE.
24279 PR inline-asm/30505
24280 * reload1.c (reload): Do invalid ASM checking after
24281 cleanup_subreg_operands.
24283 2007-03-19 Jeff Law <law@redhat.com>
24285 * tree-cfg.c (find_taken_edge): Tighten conditions for
24286 optimizing computed gotos.
24288 2007-03-19 Michael Matz <matz@suse.de>
24290 * builtins.c (expand_builtin_sync_operation,
24291 expand_builtin_compare_and_swap,
24292 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24295 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24296 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24299 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24301 * doc/tm.texi: Add brackets around the return type of
24302 TARGET_SECONDARY_RELOAD.
24304 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24305 Richard Guenther <rguenther@suse.de>
24307 PR tree-optimization/31254
24308 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24309 Use handled_component_p () where appropriate. Continue
24310 propagating into the rhs if we propagated into an INDIRECT_REF
24313 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24315 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24316 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24317 (xde, xdee): Mode attributes adjusted to support DFP modes.
24318 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24319 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24320 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24321 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24322 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24323 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24324 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24326 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24327 "movsf"): Insn definitions removed.
24328 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24329 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24330 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24332 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24333 "reload_in<mode>", "reload_out<mode>"): Expander added.
24334 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24337 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24339 * config/s390/s390.md: Only non-functional changes. Renamed
24340 FPR mode macro to BFP all over the file.
24342 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24344 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24345 (op_type attribute): RRF instruction type added.
24346 (fT0): New mode attribute.
24347 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24348 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24349 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24350 instruction no secondary memory is needed when moving DFmode values
24351 between GPRs and FPRs.
24353 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24355 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24356 inverted and documentation adjusted.
24357 ("mhard-dfp", "msoft-dfp"): New options.
24358 * config/s390/s390.c (s390_handle_arch_option): New architecture
24360 (override_options): Sanity checks for the new options added.
24361 * config.gcc: New architecture switch: z9-ec.
24362 * config/s390/s390.h (processor_flags): PF_DFP added.
24363 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24364 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24365 when the bit is NOT set so remove it from the defaults.
24367 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24369 * genemit.c (main): Print include statement for dfp.h.
24370 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24373 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24375 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24377 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24380 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24381 instead of PATTERN.
24383 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24385 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24386 attr_length_call, output_call, output_indirect_call): Cleanup
24387 formatting of targetm calls.
24389 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24391 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24393 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24395 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24396 reservation, bypass and anti-bypass descriptions for these
24397 instructions. Update move patterns.
24398 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24401 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24403 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24404 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24405 (get_initial_def_for_reduction): Likewise.
24407 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24409 Fix PR tree-optimization/29922
24410 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24411 (get_representative): Removed.
24412 (value_dies_in_block_x): Update for rvuse removal.
24413 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24414 (compute_antic_aux): Handle when PHI nodes appear in
24415 non-single-successors.
24416 (dump_bitmap_of_names): Removed.
24417 (compute_antic_safe): Renamed and removed rvuse calculation.
24418 Calculate only antic safe.
24419 (insert_into_preds_of_block): Remove assert.
24420 (execute_pre): Update for renamed functions.
24421 (defer_or_phi_translate_block): New function.
24423 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24425 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24426 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24428 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24429 Follow spelling conventions.
24431 * tree-data-ref.h: Remove the prototype for analyze_array.
24433 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24435 PR tree-optimization/31041
24436 * tree-vect-transform.c (get_initial_def_for_induction): Call
24437 force_gimple_operand.
24439 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24441 * ipa-type-escape.c (look_for_casts) : Revert code to use
24442 handled_component_p due to ada test a-numaux.adb.
24444 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24446 * final.c (final_scan_insn): Alter the condition of a
24447 conditional trap if we have nonstandard CC.
24449 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24451 * configure.ac: Remove excess quoting from asm line 0 test.
24452 * configure: Rebuilt.
24454 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24456 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24457 * c-common.c (convert_and_check): Move warning logic to...
24458 (warnings_for_convert_and_check): ...here. Define.
24459 * c-common.h (warnings_for_convert_and_check): Declare.
24461 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24463 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24464 (output_call): Likewise.
24466 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24468 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24470 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24472 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24474 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24476 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24477 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24479 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24481 PR tree-optimization/31183
24482 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24483 Use double_int instead of unsigned int for representing access_strides.
24484 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24486 2007-03-16 Richard Guenther <rguenther@suse.de>
24488 PR tree-optimization/31146
24489 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24490 to allow recursion of forward_propagate_addr_expr.
24491 (forward_propagate_addr_into_variable_array_index): Likewise.
24492 (forward_propagate_addr_expr): Likewise.
24493 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24494 (forward_propagate_addr_expr_1): Recurse on simple copies
24495 instead of propagating into them. Do so for useless conversions
24497 (forward_propagate_addr_expr): Clean up unused statements after
24500 2007-03-16 Richard Guenther <rguenther@suse.de>
24502 * builtins.c (expand_builtin_cexpi): Use the right argument
24503 for the expansion via cexp.
24505 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24507 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24508 * configure: Rebuilt.
24510 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24513 * dwarf2out.c (force_type_die): Adjust comment.
24514 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24516 2007-03-15 DJ Delorie <dj@redhat.com>
24518 * config/frv/predicates.md (minmax_operator): Don't check operands
24521 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24523 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24524 Update constant estimates of number of iterations.
24525 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24526 argument renamed to "realistic".
24527 (compute_estimated_nb_iterations): Removed.
24528 (record_niter_bound): New function.
24529 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24530 call record_nonwrapping_iv with upper = false.
24531 (infer_loop_bounds_from_signedness): Pass upper argument to
24532 record_nonwrapping_iv.
24533 (estimate_numbers_of_iterations_loop): Do not call
24534 compute_estimated_nb_iterations. Record estimate based on profile
24535 information. Initialize the constant estimates of number of
24537 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24539 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24540 number of iterations is too small.
24541 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24542 (EST_NOT_AVAILABLE): Removed.
24543 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24544 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24547 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24549 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24550 Handle NE_EXPR guards.
24552 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24555 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24556 Set also -pedantic-errors by default for the preprocessor unless
24557 -fpermissive is given.
24559 2007-03-15 Richard Guenther <rguenther@suse.de>
24561 PR middle-end/29719
24562 PR middle-end/31161
24563 * builtins.c (expand_builtin_cexpi): As a fallback if we
24564 don't have builtins for sincos or cexp create a function
24565 declaration for cexp and expand to a call to that.
24566 (expand_builtin_int_roundingfn): Always fall
24567 back to floor/ceil and its variants even if they may be
24570 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24572 PR middle-end/31159
24573 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24574 jump tables, move the call to delete_dead_jumptables from here...
24575 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24576 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24577 don't allow merging of blocks that try_redirect_by_replacing_jump
24578 also does not handle when not optimizing.
24580 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24581 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24583 * config/i386/i386.md (x86_sahf_1): Correctly handle
24586 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24589 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24590 x86_64_general_operand as operand[2] predicate. Remove "iF"
24591 from operand constraints and use "e" constraint instead.
24592 (*subti3_1, *subti3_1 splitter): Ditto.
24593 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24594 operand[1] predicate.
24596 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24598 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24599 arrays, multiply the access strides by the size of the sub-array.
24600 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24602 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24604 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24605 the configured assembler supports the sahf mnemonic.
24606 * configure: Regenerate.
24607 * config.in: Regenerate.
24609 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24610 emit "sahf" or ".byte\t0x9e" as asm template.
24612 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24615 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24616 option to replace hard coded TARGET_xxx in md file.
24617 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24618 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24619 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24620 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24621 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24622 (X86_TUNE_NOT_VECTORMODE): Ditto.
24623 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24624 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24625 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24626 (TUNE_SLOW_IMUL_IMM8): Ditto.
24627 (TUNE_MOVE_M1_VIA_OR): Ditto.
24628 (TUNE_NOT_UNPAIRABLE): Ditto.
24629 (TUNE_NOT_VECTORMODE): Ditto.
24631 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24634 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24635 tuning options instead of hard coded TARGET_xxx.
24636 (fix ssemode peephole2's): Ditto.
24637 (imul peephole2's): Ditto.
24639 (movdi_or_rex64): Ditto.
24640 (move peephole2): Ditto.
24641 (not peephole2's): Ditto.
24643 2007-03-14 Dirk Mueller <dmueller@suse.de>
24645 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24646 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24647 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24649 * c-parser.c (c_parser_do_statement): Warn about empty body in
24650 do/while statement.
24651 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24652 * doc/invoke.texi (-Wempty-body): Update documentation.
24654 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24657 * c-common.h (warn_for_div_by_zero): Declare.
24658 * c-common.c (warn_for_div_by_zero): Define.
24659 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24662 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24664 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24665 to PREFIX and STANDARD_PREFIX.
24667 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24668 Phil Edwards <phil@codesourcery.com>
24670 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24671 (__gthread_once_t): Remove busy field for RTPs.
24672 (__GTHREAD_ONCE_INIT): Update accordingly.
24674 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24676 * doc/invoke.texi: Document VxWorks options.
24678 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24680 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24682 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24684 PR tree-optimization/30590
24685 * tree-nrv.c (tree_nrv): Check for the partial update of the
24688 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24690 * flags.h (flag_random_seed): Remove declaration, in favor of...
24691 * toplev.h (get_random_seed, set_random_seed): ... these.
24692 * tree.c (get_file_function_name): Use the former.
24693 * opts.c (common_handle_option): Use the latter.
24696 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24698 PR middle-end/31127
24699 * cse.c (cse_find_path): Do not bail out if a basic block that
24700 we already visited now becomes part of a path that starts at a
24701 different basic block. Just disallow this, to make sure we
24702 visit each basic block at most once.
24704 2007-03-13 Jan Hubicka <jh@suse.cz>
24706 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24707 attributes, when profile esitmate is present, calls with very low
24708 frequency are cold.
24710 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24712 PR tree-optimization/30730
24713 PR tree-optimization/26900
24714 * tree-ssa-loop-niter.c: Include gmp.h.
24715 (bounds): New type.
24716 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24717 split_to_var_and_offset, determine_value_range,
24718 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24719 bound_difference, bounds_add, bounds_negate,
24720 number_of_iterations_ne_max, dump_affine_iv): New functions.
24721 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24722 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24723 difference of initial and final value of control iv to validate
24725 (number_of_iterations_cond): Add loop parameter. Determine bounds
24726 on the difference of the extremes of the control iv. Add dumps.
24727 (expand_simple_operations): Handle phi nodes.
24728 (simplify_using_initial_conditions): Do not record used conditions.
24729 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24730 Do not set additional_info.
24731 (implies_nonnegative_p, implies_ge_p): Removed.
24732 (derive_constant_upper_bound): Do not use parameter `additional'.
24733 (record_estimate): Parameter `additional' removed. Parameter
24734 `i_bound' added. Do not call derive_constant_upper_bound.
24735 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24736 bound the number of iterations estimate.
24737 (estimate_numbers_of_iterations_loop): Pass the estimate from
24738 the number of iterations analysis to record_estimate.
24739 * tree.h (multiple_of_p): Declare.
24740 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24741 (scev_const_prop): Do not check expression_expensive_p.
24742 * fold-const.c (multiple_of_p): Exported.
24743 * double-int.c (double_int_mask): Exported.
24744 * double-int.h (double_int_mask): Declare.
24745 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24746 field. Added max field.
24748 2007-03-13 David Taylor <taylor@candd.org>
24751 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24754 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24757 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24758 two unamed patterns.
24760 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24762 * config/i386/i386.opt (mcx16, msahf): New options.
24763 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24764 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24766 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24767 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24768 Output -mcx16 and -msahf options when corresponding bit is set.
24770 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24771 and -msahf options.
24773 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24775 * configure.ac: Test for assembler tolerance to # 0 "".
24776 * configure, config.in: Rebuilt.
24777 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24779 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24781 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24783 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24784 (handle_syscall): Handle direct system calls.
24785 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24787 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24789 * doc/invoke.texi: Fix cpp.info cross-reference.
24790 * doc/passes.texi: Fix gcc.info cross-reference.
24792 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24794 PR tree-optimization/30835
24795 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24796 bb_for_stmt is not NULL before accessing it.
24798 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24800 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24803 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24806 * doc/install.texi: Document --enable-stage1-languages
24808 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24810 * tree-pass.h (pass_into_cfg_layout_mode,
24811 pass_outof_cfg_layout_mode): Declare.
24812 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24813 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24814 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24815 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24817 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24819 * c-decl.c (warn_variable_length_array): New function.
24820 Refactored from grokdeclarator to handle warn_vla
24821 and handle unnamed array case.
24822 (grokdeclarator): Refactored VLA warning case.
24823 * c.opt (Wvla): New flag.
24824 * doc/invoke.texi (Wvla): New warning.
24826 2007-03-12 Richard Henderson <rth@redhat.com>
24828 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24829 (TARGET_SECTION_TYPE_FLAGS): New.
24831 2007-03-12 Richard Henderson <rth@redhat.com>
24833 * config/darwin.c (machopic_reloc_rw_mask): New.
24834 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24835 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24837 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24839 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24840 * cppdefault.h (cpp_PREFIX): Document.
24841 (cpp_PREFIX_len): Likewise.
24842 (cpp_EXEC_PREFIX): New variable.
24843 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24844 * c-incpath.c (add_standard_paths): Correct logic for relocating
24845 paths within prefix.
24847 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24849 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24850 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24852 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24853 fix_truncdfdi_sse using SSEMODEF mode macro.
24854 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24855 fix_truncdfsi_sse using SSEMODEF mode macro.
24856 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24857 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24859 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24861 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24862 elfos.h to tm_file.
24864 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24866 * tree.h : Add multiple_of_p declaration.
24867 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24868 * ipa-type-escape.c (results_of_malloc): Redundant.
24869 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24870 (cast_type): Extended with new members.
24871 (check_cast): Returns cast_type.
24872 (cast): New structure for data of walk_use_def_chains.
24873 (is_malloc_result, is_cast_from_non_pointer_1,
24874 is_cast_from_non_pointer,
24875 is_array_access_through_pointer_and_index): New functions.
24876 (look_for_casts): Returns cast types.
24877 (check_call): Returns void.
24878 (okay_pointer_operation): Use support of pointer plus index,
24879 pointer plus constant and allow all multiplications.
24881 2007-03-11 Richard Guenther <rguenther@suse.de>
24883 PR tree-optimization/31115
24884 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24885 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24886 A shift count of zero is not special as with *_DIV_EXPR.
24887 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24890 2007-03-11 Ian Lance Taylor <iant@google.com>
24892 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24893 the *_DIV_EXPR codes correctly with overflow infinities.
24895 2007-03-11 Ira Rosen <irar@il.ibm.com>
24897 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24898 indicate success/failure of the analysis. Add negation to subtrahend
24899 in case of subtraction. Fail if both operands contain constants.
24900 (create_data_ref): Fail if analyze_offset fails.
24902 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24904 * config/i386/i386.md (frndintxf2): Rename to ...
24905 (rintxf2): ... this. Remove expander having same name.
24906 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24907 (roundsf2, rounddf2): Ditto.
24908 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24909 (lround<mode>di2, lround<mode>si2): Ditto.
24911 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24913 * lower-subreg.c: Include except.h.
24914 (decompose_multiword_subregs): Verify that the only control flow
24915 insns we can split are loads to multi-words pseudos.
24916 Handle breaking such blocks after splitting, instead of calling
24917 find_many_sub_basic_blocks.
24919 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24920 on the new basic block. Add a lengthy comment explaining why we
24921 thought this was necessary.
24922 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24924 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24927 * tree.c (walk_type_fields): Recurse into the element type of
24928 ARRAY_TYPEs if there is a pointer set.
24930 2007-03-10 Dirk Mueller <dmueller@suse.de>
24932 * c-common.c (warn_logical_operator): Fix condition.
24934 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24936 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24938 * config/darwin.c (machopic_select_section): Remove superfluous
24939 argument in call to categorize_decl_for_section. Remove unused
24942 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24944 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24946 * configure: Regenerate.
24948 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24951 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24952 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24953 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24954 Add LABEL_NUSES to emitted label.
24955 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24956 branch probability value to emitted jump insn.
24957 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24958 Do not check life information and do not re-arrange input operands
24959 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24961 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24963 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24964 the change of decode_asm_operands.
24966 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24968 * mode-switching.c (create_pre_exit): Skip blockage insn.
24970 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24972 * tree-pass.h (TODO_update_smt_usage): Remove.
24974 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24978 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24980 * pa.c (attr_length_call): Revise condition for long
24981 pc-relative branch.
24982 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24983 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24984 sequence on SOM target.
24986 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24988 * gcc.c: Document %{, in big comment at top.
24989 (input_suffix_matches): Remove special handling for .s and
24991 (input_spec_matches): New.
24992 (handle_braces): Handle %{,.
24993 (validate_switches): ',' indicates a value which is not a switch.
24994 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24995 to detect assembler input.
24996 * config/i386/sol2.h (CPP_SPEC): Likewise.
24997 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24998 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24999 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25000 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25001 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25002 -m64 causes deployment target to default to 10.5.
25003 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25005 2007-03-09 Richard Henderson <rth@redhat.com>
25008 * target.h (targetm.asm.out.reloc_rw_mask): New.
25009 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25010 (TARGET_ASM_OUT): Use it.
25011 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25012 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25013 use the new reloc_rw_mask target hook instead.
25014 (default_section_type_flags_1): Merge into...
25015 (default_section_type_flags): ... here.
25016 (decl_readonly_section_1): Merge into...
25017 (decl_readonly_section): ... here.
25018 (default_elf_select_section_1): Merge into...
25019 (default_elf_select_section): ... here.
25020 (default_unique_section_1): Merge into...
25021 (default_unique_section): ... here.
25022 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25023 (default_select_rtx_section): Use it.
25024 (default_elf_select_rtx_section): Likewise.
25025 * output.h: Update to match.
25026 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25027 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25028 (TARGET_ASM_RELOC_RW_MASK): New.
25029 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25030 to categorize_decl_for_section.
25031 (x86_64_elf_unique_section): Likewise.
25032 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25033 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25034 (TARGET_ASM_RELOC_RW_MASK): New.
25035 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25036 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25037 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25038 (TARGET_RWRELOC): Remove.
25039 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25040 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25041 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25042 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25043 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25044 (rs6000_xcoff_select_section): Use decl_readonly_section.
25045 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25046 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25047 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25048 (TARGET_SECTION_TYPE_FLAGS): Remove.
25049 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25051 2007-03-09 Roger Sayle <roger@eyesopen.com>
25053 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25054 complex constant equality/inequality comparisons for here.
25055 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25056 known at compile-time or can be simplified to a scalar comparison.
25057 (fold_relational_const): Move compile-time evaluation of complex
25058 constant equality/inequality comparisons to here.
25060 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25062 PR rtl-optimization/30643
25063 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25065 (fold_rtx): Recurse, like before 2006-11-03.
25067 2007-03-09 DJ Delorie <dj@redhat.com>
25069 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25072 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25074 PR tree-optimization/30375
25075 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25076 LHS of statements is not the same.
25077 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25079 2007-03-09 Chao-ying Fu <fu@mips.com>
25081 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25083 * doc/invoke.texi (-mdspr2): Document new option.
25084 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25085 New unspec for DSP REV 2.
25086 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25087 these instructions are extended in DSP REV 2.
25088 (mips-dspr2.md): Include.
25089 * config/mips/mips.opt (mdspr2): New option.
25090 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25091 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25092 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25093 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25094 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25095 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25096 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25098 (bdesc_map): Add one field of unsupported_target_flags.
25099 (bdesc_arrays): Update entries to have extra fields. Add
25101 (mips_init_builtins): Initialize new function types.
25102 Check unsupported_target_fileds to filter out builtins.
25103 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25105 (ASM_SPEC): Pass mdspr2 to the assembler.
25106 * config/mips/mips-dspr2.md: New file.
25108 2007-03-09 Sa Liu <saliu@de.ibm.com>
25110 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25112 2007-03-09 Ian Lance Taylor <iant@google.com>
25114 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25115 argument) like -Wstrict-overflow=2.
25116 * doc/invoke.texi (Warning Options): Update documentation.
25118 2007-03-09 Dirk Mueller <dmueller@suse.de>
25121 * doc/invoke.texi (-Wlogical-op): Document.
25122 * common.opt (-Wlogical-op): New.
25123 * c-common.h (warn_logical_operator): Declare.
25124 * c-common.c (warn_logical_operator): Define.
25125 * c-typeck.c (parser_build_binary_op): Call
25126 warn_logical_operator.
25128 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25130 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25131 * final.c (final_scan_insn): Test for non-"" file name.
25133 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25135 * doc/loop.texi: Document the Omega linear constraints solver.
25136 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25137 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25138 omega-hash-table-size, omega-max-keys, and
25139 omega-eliminate-redundant-constraints.
25140 * tree-pass.h (pass_check_data_deps): Declared.
25143 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25144 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25145 pass_check_data_deps): New.
25146 * tree-data-ref.c (init_data_ref): Remove declaration.
25147 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25148 (analyze_array): Renamed init_array_ref, move up initializations.
25149 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25150 Removed arguments that are set to NULL.
25151 (analyze_indirect_ref): Correct indentation, correct call to
25153 (object_analysis): Call init_array_ref instead of analyze_array.
25154 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25155 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25156 of DR_ACCESS_FNS_ADDR.
25157 (init_omega_eq_with_af, omega_extract_distance_vectors,
25158 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25159 ddr_consistent_p): New.
25160 (compute_affine_dependence): Check consistency of ddrs when
25161 flag_check_data_deps is passed.
25162 (analyze_all_data_dependences): Uncomment.
25163 (tree_check_data_deps): New.
25164 * tree-data-ref.h: Include omega.h.
25165 (DR_ACCESS_FNS_ADDR): Removed.
25166 (data_dependence_relation): Add inner_loop.
25167 (DDR_INNER_LOOP): New.
25168 * common.opt (fcheck-data-deps): New.
25169 * tree-flow.h (tree_check_data_deps): Declare.
25170 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25171 (OBJS-common): Depend on omega.o.
25173 * passes.c (pass_check_data_deps): Scheduled.
25174 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25175 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25176 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25177 PARAM_VECT_MAX_VERSION_CHECKS,
25178 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25180 2007-03-09 Richard Guenther <rguenther@suse.de>
25182 PR tree-optimization/30904
25183 PR middle-end/31058
25184 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25185 the same way as *_DIV_EXPR.
25187 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25189 * recog.c (decode_asm_operands): No mixed declarations and code.
25191 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25193 * rtl.def (ASM_INPUT): Add location.
25194 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25195 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25196 (decode_asm_operands): Add loc operand.
25197 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25198 * stmt.c (expand_asm): Rename to...
25199 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25200 gen_rtx_ASM_INPUT_loc.
25201 (expand_asm_expr): Adjust.
25202 * recog.c (decode_asm_operands): Add loc operand.
25203 (check_asm_operands, extract_insn): Adjust.
25204 * reload1.c (maybe_fix_stack_asms): Likewise.
25205 * final.c (asm_insn_count): Likewise.
25206 (final_scan_insn): Output # line before and after asm.
25208 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25210 * tree-ssa-structalias.c (variable_info): Remove
25212 (new_var_info): Ditto.
25213 (shared_bitmap_info_t): New structure.
25214 (shared_bitmap_table): New variable.
25215 (shared_bitmap_hash): New function.
25216 (shared_bitmap_eq): Ditto
25217 (shared_bitmap_lookup): Ditto.
25218 (shared_bitmap_add): Ditto.
25219 (merge_smts_into): Change to take bitmap directly.
25220 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25221 (init_alias_vars): Init shared bitmap hashtable.
25222 (delete_points_to_sets): Delete shared bitmap hashtable.
25223 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25224 is_aliased removal as a change that was still necessary was
25227 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25229 * config/i386/i386.h (override_options): Conditionally disable
25230 x86_sahf for 64bit targets only.
25232 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25235 * c-decl.c (merge_decls): Don't call make_var_volatile.
25236 * varasm.c (make_var_volatile): Remove.
25237 * output.h (make_var_volatile): Remove.
25239 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25241 PR tree-optimization/31085
25242 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25244 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25246 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25247 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25248 ATTR_CONST_NOTHROW_LIST.
25250 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25253 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25255 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25257 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25260 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25262 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25263 passed, use shared libgcc.
25265 2007-03-08 Roger Sayle <roger@eyesopen.com>
25267 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25268 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25269 (honor_protect_cleanup_actions, lower_try_finally_switch):
25271 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25272 ifc_temp_var): Likewise.
25273 * tree-inline.c (setup_one_parameter): Likewise.
25274 * tree-mudflap.c (mf_decl_cache_locals,
25275 mf_build_check_statement_for): Likewise.
25276 * tree-nested.c (init_tmp_var, save_tmp_var,
25277 finalize_nesting_tree_1): Likewise.
25278 * tree-outof-ssa.c (insert_copy_on_edge,
25279 insert_backedge_copies): Likewise.
25280 * tree-profile.c (tree_gen_edge_profiler,
25281 tree_gen_ic_profiler): Likewise.
25282 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25283 * tree-sra.c (sra_build_assignment): Likewise.
25284 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25285 * tree-ssa-math-opts.c (insert_reciprocals,
25286 execute_cse_sincos_1): Likewise.
25287 * tree-tailcall.c (adjust_accumulator_values,
25288 adjust_return_value): Likewise.
25289 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25290 * tree-vect-transform.c (vect_create_data_ref_ptr,
25291 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25292 vect_create_epilog_for_reduction, vectorizable_reduction,
25293 vectorizable_call, vectorizable_conversion,
25294 vectorizable_assignment, vectorizable_operation,
25295 vectorizable_type_demotion, vect_gen_widened_results_half,
25296 vect_permute_store_chain, vectorizable_store,
25297 vect_setup_realignment, vect_permute_load_chain,
25298 vectorizable_load, vectorizable_condition,
25299 vect_create_cond_for_align_checks): Likewise.
25300 * tree-vrp.c (build_assert_expr_for): Likewise.
25302 2007-03-08 Ian Lance Taylor <iant@google.com>
25304 * tree-vrp.c: Include "intl.h".
25305 (usable_range_p): New static function.
25306 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25307 overflowed values, juts set *strict_overflow_p.
25308 (compare_values): Only return -2 if one of the operands is not a
25310 (compare_ranges): Call usable_range_p.
25311 (compare_range_with_value): Likewise.
25312 (vrp_evaluate_conditional_warnv): Rename from
25313 vrp_evaluate_conditional. Make static. Change all callers.
25314 (vrp_evaluate_conditional): New function.
25315 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25316 on signed overflow.
25317 (simplify_abs_using_ranges): Likewise.
25318 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25319 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25320 within_stmt parameter.
25321 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25322 vrp_evaluate_conditional.
25323 * tree-ssa-threadedge.c
25324 (record_temporary_equivalences_from_stmts_at_dest): Change
25325 simplify parameter to take a second tree parameter.
25326 (simplify_control_stmt_condition): Likewise.
25327 (thread_across_edge): Likewise.
25328 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25329 (thread_across_edge): Likewise.
25330 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25332 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25334 * config/i386/i386.h (TARGET_SAHF): New define.
25335 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25336 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25337 (x86_sahf): New global variable.
25338 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25339 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25340 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25341 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25343 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25344 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25345 when expanding fcomi/sahf based tests.
25346 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25347 expanding sahf based alternative. Emit sahf based sequence when
25348 optimizing for code size.
25349 * config/i386/i386.md (x86_sahf_1): Do not disable for
25350 TARGET_64BIT, enable for TARGET_SAHF.
25352 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25354 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25355 spurious whitespace from error message.
25357 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25360 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25362 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25364 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25366 * tree-sra.c (instantiate_element): Propagate disabled warnings
25367 from the element itself to the created variable.
25369 2007-03-07 Richard Henderson <rth@redhat.com>
25372 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25373 silently fix up the stack in the case of a missing register.
25375 2007-03-07 Paul Brook <paul@codesourcery.com>
25377 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25379 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25381 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25383 (phase1_vrs): Use them.
25384 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25385 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25386 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25387 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25388 __gnu_Unwind_Restore_WMMXC if required.
25389 (_Unwind_VRS_Pop): Implement iWMMXt support.
25390 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25391 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25392 gnu_Unwind_Save_WMMXC): Define.
25394 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25396 * config/vxworks.h (vxworks_override_options): Declare.
25397 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25398 * config/vxworks.c: Include target.h and toplev.h.
25399 (vxworks_override_options): New function.
25400 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25402 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25404 * config/s390/s390.c (override_options): Don't emit an error when
25405 -mstack-size is used without providing -mstack-guard.
25406 (s390_emit_prologue): Choose stack_guard value automatically if not
25407 provided via command line.
25408 * doc/invoke.texi: Adjust description of -mstack-guard and
25411 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25413 * config/i386/i386.c (output_set_got): Add a GOT initialization
25414 sequence for VxWorks PIC.
25415 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25416 around labels as well as symbols. Use gotoff_operand instead
25417 of local_symbolic_operand.
25418 (legitimize_pic_address): Use gotoff_operand instead of
25419 local_symbolic_operand. Use @GOT accesses for labels as
25421 (ix86_output_addr_diff_elt): Use PC-relative rather than
25422 GP-relative offsets for VxWorks PIC.
25423 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25424 no_new_pseudos. Check whether the returned register is op0.
25425 * config/i386/i386.md (tablejump): Use PC-relative rather than
25426 GP-relative offsets for VxWorks PIC.
25427 * config/i386/predicates.md (gotoff_operand): New predicate.
25429 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25431 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25433 * config/vxworks-dummy.h: New file.
25434 * config/i386/i386.h: Include it.
25436 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25438 * dwarf2out.c (is_inlined_entry_point): New
25439 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25440 DW_AT_ranges if the first subblock is the entry point.
25442 2007-03-06 David Daney <ddaney@avtrex.com>
25444 * doc/install.texi (mips-*-*): Change recommended binutils
25447 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25449 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25450 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25452 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25453 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25455 2007-03-06 Jan Hubicka <jh@suse.cz>
25457 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25458 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25460 (probably_cold_bb_p): Cold functions are cold.
25461 (probably_never_executed_bb_p): Cold functions are cold.
25462 (tree_bb_level_predictions): Predict calls to cold functions as not
25464 (compute_function_frequency): Check hot/cold attributes.
25465 * function.h (function_frequency): Update comments.
25466 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25467 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25468 (c_common_att): Add cold and hot.
25470 * doc/extend.texi (hot,cold attributes): Document.
25472 2007-03-06 Andrew Haley <aph@redhat.com>
25474 * function.c (expand_function_end): Move blockage to just after we
25475 emit the label for the naked return from the function.
25477 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25479 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25482 2007-03-06 Jan Hubicka <jh@suse.cz>
25484 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25485 loaded for constant large models. Non-large 64bit PIC can do.
25486 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25487 * cmodel.h: Add LARGE PIC.
25488 * i386.md (UNSPEC_PLTOFF): New.
25489 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25491 (*call_1_rex64): Disable for large models.
25492 (*call_1_rex64_large): New.
25493 (*call_value_1_rex64): Disable for large models.
25494 (*call_value_1_rex64_large): New.
25495 (set_rip_rex4): New.
25496 (set_got_offset_rex64): New.
25497 * predicates.md (constant_call_address_operand): For large model
25498 constant calls are not possible.
25499 * i386-protos.h (construct_plt_address): Declare.
25500 * i386.c (override_options): Accept large models.
25501 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25502 (legitimate_constant_p): Add new UNSPECs.
25503 (legitimate_pic_operand_p): Likewise.
25504 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25505 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25507 (output_pic_addr_const): Add PLTOFF.
25508 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25509 (ix86_expand_move): Legitimize pic address when in PIC mode.
25510 (construct_plt_address): New function.
25511 (ix86_expand_call): Offload the address to register and use GOT
25512 pointer for large model.
25513 * invoke.texi (mcmodel=large): Update documentation.
25515 2007-03-06 Richard Henderson <rth@redhat.com>
25517 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25518 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25519 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25520 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25521 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25522 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25523 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25524 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25525 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25526 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25527 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25528 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25529 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25530 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25531 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25532 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25533 x86_schedule, x86_use_bt, x86_pad_returns,
25534 x86_use_xchgb): Merge into ...
25535 (ix86_tune_features): ... here. New array.
25536 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25537 x86_bswap): Merge into ...
25538 (ix86_arch_features): ... here. New array.
25539 (x86_3dnow_a): Remove.
25540 (x86_accumulate_outgoing_args): Make static.
25541 (x86_arch_always_fancy_math_387): Make static.
25542 (ix86_tune_mask, ix86_arch_mask): Move ...
25543 (override_options): ... to local variables here. Apply the
25544 appropriate mask to each element of ix86_arch_features and
25545 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25546 as were done in the old macros.
25547 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25548 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25549 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25550 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25551 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25552 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25553 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25554 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25555 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25556 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25557 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25558 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25559 x86_accumulate_outgoing_args, x86_prologue_using_move,
25560 x86_epilogue_using_move, x86_decompose_lea,
25561 x86_arch_always_fancy_math_387, x86_shift1,
25562 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25563 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25564 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25565 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25566 x86_use_incdec, x86_pad_returns, x86_bswap,
25567 x86_partial_flag_reg_stall): Remove.
25568 (enum ix86_tune_indices): New.
25569 (ix86_tune_features): New.
25570 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25571 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25572 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25573 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25574 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25575 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25576 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25577 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25578 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25579 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25580 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25581 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25582 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25583 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25584 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25585 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25586 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25587 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25588 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25589 TARGET_EXT_80387_CONSTANTS): Use it.
25590 (enum ix86_arch_indices): New.
25591 (ix86_arch_features): New.
25592 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25593 TARGET_BSWAP): Use it.
25594 (ix86_tune_mask, ix86_arch_mask): Remove.
25596 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25599 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25600 Define using $${sysroot_headers_suffix}.
25601 * configure: Regenerate.
25602 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25603 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25605 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25606 * gcc.c (print_sysroot_headers_suffix): New.
25607 (option_map): Include --print-sysroot-headers-suffix.
25608 (display_help): Mention -print-sysroot-headers-suffix.
25609 (process_command): Handle -print-sysroot-headers-suffix.
25610 (do_spec_1): Append multilib directory to include-fixed path if
25611 sysroot suffixes in use.
25612 (main): Handle -print-sysroot-headers-suffix.
25613 * Makefile.in (start.encap): Don't depend on xlimits.h
25614 (xlimits.h): Remove.
25615 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25616 limits.h for each multilib in fixinc_list.
25617 (fixinc_list, s-fixinc_list): New.
25618 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25619 generate them for each multilib in fixinc_list.
25620 (stmp-fixproto): Use include-fixed. Run fixproto for each
25621 multilib in fixinc_list.
25622 (mostlyclean): Don't remove xlimits.h.
25623 (clean): Remove include-fixed.
25624 (real-install-headers-tar, real-install-headers-cpio,
25625 real-install-headers-cp): Don't copy include, only include-fixed.
25626 (install-mkheaders): Depend on fixinc_list. Don't depend on
25627 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25628 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25629 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25631 2007-03-06 Jan Hubicka <jh@suse.cz>
25633 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25636 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25638 * configure.ac: Allow tm_file to contain build-directory files.
25639 * configure: Regenerate.
25640 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25641 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25642 * config/m68k/print-sysroot-suffix.sh: New file.
25644 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25646 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25647 of pic_offset_table_rtx if reload_completed.
25648 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25649 PIC_OFFSET_TABLE_REGNUM.
25650 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25652 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25653 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25655 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25657 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25658 functions that call eh_return.
25660 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25662 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25663 functions that need a constant pool.
25665 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25668 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25669 (m68k_preferred_reload_class): Likewise.
25670 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25671 (SECONDARY_RELOAD_CLASS): Define.
25672 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25673 (LIMIT_RELOAD_CLASS): Delete.
25674 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25675 registers from storing bytes.
25676 (m68k_secondary_reload_class): New function.
25677 (m68k_preferred_reload_class): Likewise.
25679 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25681 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25683 (m68k_expand_prologue): Likewise.
25685 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25687 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25688 (mips_expand_epilogue): Add a bool parameter.
25689 (m68k_legitimize_sibcall_address): Declare.
25690 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25691 (m68k_expand_epilogue): Add a parameter to select between sibling
25692 and normal epilogues. Only generate a return for the latter.
25693 (m68k_ok_for_sibcall_p): New function.
25694 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25695 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25696 (sibcall_value, *sibcall_value): Likewise.
25697 (*call, *call_value): Require !SIBLING_CALL_P.
25698 (epilogue): Update call to m68k_expand_epilogue.
25699 (sibcall_epilogue): New pattern.
25700 * config/m68k/predicates.md (const_call_operand): Say that this
25701 predicate applies to sibling calls too.
25702 (sibcall_operand): New predicate.
25704 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25706 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25707 alternatives as movsi_cf.
25708 (movsf_cf_hard): Add commentary.
25710 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25711 Richard Sandiford <richard@codesourcery.com>
25713 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25714 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25715 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25716 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25717 as being live on exit from an interrupt function.
25718 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25719 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25720 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25721 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25722 (m68k_interrupt_function_p): Globalize.
25723 (m68k_compute_frame_layout): Remove reverse mask code.
25724 (m68k_emit_movem, m68k_set_frame_related): New functions.
25725 (m68k_output_function_prologue): Delete in favor of...
25726 (m68k_expand_prologue): ...this new function.
25727 (m68k_output_function_epilogue): Delete in favor of...
25728 (m68k_expand_epilogue): ...this new function.
25729 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25731 (print_operand): Handle %?.
25732 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25733 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25734 (prologue, epilogue): New patterns.
25735 (return): Turn into a define_expand.
25736 (*return): New pattern, derived from old "return" pattern. Use rte
25737 rather than rts for interrupt functions. Only use rtd if the pop
25739 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25740 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25741 (link, *link, unlink, *unlink, load_got): Likewise.
25743 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25747 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25748 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25749 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25750 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25751 and m68k_matches_u_p.
25752 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25753 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25754 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25755 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25756 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25757 (REG_STRICT_P): New macro.
25758 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25759 PCREL_GENERAL_OPERAND_OK.
25760 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25761 m68k_legitimate_base_reg_p.
25762 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25763 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25764 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25765 * config/m68k/m68k.c (m68k_address): New structure.
25766 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25767 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25768 (m68k_jump_table_ref_p, m68k_decompose_address)
25769 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25770 (m68k_matches_u_p): New functions.
25771 (print_operand_address): Rewrite to use m68k_decompose_index.
25773 2007-03-05 David Taylor <dtaylor@emc.com>
25775 * gcc.c: Correct copyright date in --version output.
25777 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25779 * pa.md: In unamed move patterns, disparge copies between general
25780 and floating point registers using '?' modifier. Don't include 'f'
25781 constraint for register preferences in DImode, SImode, HImode and
25782 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25783 Remove constraints for copies between general and floating registers
25784 in soft-float DFmode pattern.
25785 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25789 2007-03-05 Mike Stump <mrs@apple.com>
25791 * c-common.c (targetcm): Add.
25792 * c-opts.c (c_common_handle_option): Handle language specific
25794 * opts.c (handle_option): Verify language for target options, if
25796 * opth-gen.awk: Add CL_LANG_ALL.
25797 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25798 (TARGETCM_INITIALIZER): Add.
25799 * target.h (struct gcc_targetcm): Add.
25801 * targhooks.c (default_handle_c_option): Add.
25802 * targhooks.h (default_handle_c_option): Add.
25803 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25805 * config/darwin.opt (iframework): Add.
25806 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25807 * config/darwin-c.c (handle_c_option): Add.
25808 (TARGET_HANDLE_C_OPTION): Add.
25810 * doc/invoke.texi (Darwin Options): Add -iframework.
25812 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25814 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25817 2007-03-05 Ian Lance Taylor <iant@google.com>
25819 * c.opt (fgnu89-inline): New option.
25820 * c-opts.c (c_common_post_options): Set default value for
25822 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25823 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25825 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25826 (grokdeclarator, start_function): Likewise.
25827 * c-cppbuiltin.c (c_cpp_builtins): Define either
25828 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25829 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25830 (C Dialect Options): Document -fgnu89-inline.
25831 * doc/extend.texi (Function Attributes): Explain what the
25832 gnu_inline attribute does.
25833 * doc/cpp.texi (Common Predefined Macros): Document
25834 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25836 2007-03-05 Ian Lance Taylor <iant@google.com>
25838 PR tree-optimization/31034
25839 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25840 half-range if the other side is an overflow infinity.
25842 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25844 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25845 (bfin*-linux-uclibc*): New configuration.
25846 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25848 * config/bfin/linux.h: New file.
25849 * config/bfin/libgcc-bfin.ver: New file.
25850 * config/bfin/t-bfin-uclinux: New file.
25851 * config/bfin/t-bfin-linux: New file.
25852 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25853 (TARGET_OS_CPP_BUILTINS): New macro.
25855 2007-03-05 Richard Guenther <rguenther@suse.de>
25857 * fold-const.c (fold_binary): Remove duplicate folding
25858 of comparison of non-null ADDR_EXPR against null.
25860 2007-03-05 Richard Guenther <rguenther@suse.de>
25861 Dorit Nuzman <dorit@il.ibm.com>
25863 PR tree-optimization/26420
25864 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25865 are no loops in the function. Only print the number of
25866 vectorized loops if it is greater than zero or we are supposed
25867 to print information about unvectorized loops.
25869 2007-03-05 Revital Eres <eres@il.ibm.com>
25871 * gcc.dg/var-expand1.c: New test.
25872 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25873 when an accumulator is expanded.
25875 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25878 * c-common.c (convert_and_check): Don't give warnings for
25879 conversion if 'expr' already overflowed.
25881 2007-03-04 Roger Sayle <roger@eyesopen.com>
25883 PR middle-end/30744
25884 * fold-const.c (fold_comparison): Enforce type consistency when
25885 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25887 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25889 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25890 containing a cast to the base of TARGET_MEM_REF.
25892 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25894 * tree.c (tree_contains_struct_check_failed): Remove spurious
25895 whitespace from error message.
25897 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25900 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25901 instead of precision.
25903 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25904 Nathan Sidwell <nathan@codesourcery.com>
25906 * emit-rtl.c (find_auto_inc): New.
25907 (try_split): recreate REG_INC notes,
25908 Use regular for loops rather than whiles.
25910 2007-03-03 Andreas Schwab <schwab@suse.de>
25912 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25913 * configure: Regenerate.
25915 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25917 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25918 flag_rounding_math, not flag_unsafe_math_optimizations.
25920 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25922 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25923 alpha_fold_vector_minmax): Likewise.
25924 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25925 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25927 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25929 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25930 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25931 if the lhs has side-effects.
25932 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25934 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25936 * config/i386/i386.h (TUNEMASK): Remove define.
25937 (ARCHMASK): Remove define.
25938 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25939 Use ix86_arch_mask variable instead of ARCHMASK.
25940 * config/i386/i386.c (override_options): Ditto.
25941 (standard_80387_constant_p): Ditto.
25943 2007-03-02 Ian Lance Taylor <iant@google.com>
25945 Used signed infinities in VRP.
25946 * tree-vrp.c (uses_overflow_infinity): New static function.
25947 (supports_overflow_infinity): New static function.
25948 (make_overflow_infinity): New static function.
25949 (negative_overflow_infinity): New static function.
25950 (positive_overflow_infinity): New static function.
25951 (is_negative_overflow_infinity): New static function.
25952 (is_positive_overflow_infinity): New static function.
25953 (is_overflow_infinity): New static function.
25954 (overflow_infinity_range_p): New static function.
25955 (compare_values_warnv): New function split out of compare_values.
25956 (compare_value): Call it.
25957 (set_value_range_to_nonnegative): Add overflow_infinity
25958 parameter. Change caller.
25959 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25961 (vrp_expr_computes_nonzero): Likewise.
25962 (compare_ranges, compare_range_with_value): Likewise.
25963 (compare_name_with_value, compare_names): Likewise.
25964 (vrp_evaluate_conditional): Likewise.
25965 (set_value_range): Handle infinity
25966 (vrp_operand_equal_p, operand_less_p): Likewise.
25967 (extract_range_from_assert): Likewise.
25968 (vrp_int_const_binop): Likewise.
25969 (extract_range_from_binary_expr): Likewise.
25970 (extract_range_from_unary_expr): Likewise.
25971 (extract_range_from_comparison): Likewise.
25972 (extract_range_from_expr): Likewise.
25973 (dump_value_range): Likewise.
25974 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25975 (test_for_singularity): Likewise.
25976 (vrp_int_const_binop): Remove inline qualifier.
25977 (adjust_range_with_scev): Add comment.
25978 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25980 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25982 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25983 (get_constraint_for): Likewise.
25984 (do_structure_copy): Likewise.
25985 (find_func_aliases): Fix references to MODIFY_EXPR.
25986 (intra_create_variable_infos): Tidy.
25987 * tree-ssa-operands.c (add_virtual_operand): Add argument
25989 When adding members of alias sets, if IS_CALL_SITE is true and
25990 the symbol is not call-clobbered, skip it.
25991 Adjust all callers.
25993 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25995 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25996 entry by means of emit_insn_at_entry.
25998 2007-03-02 Richard Henderson <rth@redhat.com>
26000 * expr.h (promoted_input_arg): Remove decl.
26001 * function.c (promoted_input_arg): Merge into ...
26002 * combine.c (setup_incoming_promotions): ... only caller.
26003 Rearrange to avoid double loop.
26005 2007-03-02 Ben Elliston <bje@au.ibm.com>
26006 Peter Bergner <bergner@vnet.ibm.com>
26007 Janis Johnson <janis187@us.ibm.com>
26009 * config/rs6000/dfp.md: New file.
26010 * config/rs6000/rs6000.md: Include dfp.md.
26011 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26012 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26013 and TDmode decimal float modes in FP registers.
26014 (num_insns_constant): Likewise.
26015 (rs6000_legitimate_offset_address_p): Likewise.
26016 (rs6000_legitimize_address): Likewise.
26017 (rs6000_legitimize_reload_address): Likewise.
26018 (rs6000_legitimate_address): Likewise.
26019 (rs6000_emit_move): Likewise.
26020 (function_arg_boundary): Likewise.
26021 (function_arg_advance): Likewise.
26022 (rs6000_darwin64_record_arg_recurse): Likewise.
26023 (function_arg): Likewise.
26024 (rs6000_gimplify_va_arg): Likewise.
26025 (rs6000_split_multireg_move): Likewise.
26026 (rs6000_output_function_epilogue): Likewise.
26027 (rs6000_output_function_epilogue): Likewise.
26028 (rs6000_register_move_cost): Likewise.
26029 (rs6000_function_value): Likewise.
26030 (rs6000_libcall_value): Likewise.
26032 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26034 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26036 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26038 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26039 Use $MULTIDIR to choose between the kernel and RTP headers,
26040 and use $WIND_BASE and $WIND_USR to locate them.
26042 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26044 * config/i386/i386.c (override_options): Put initialization of
26045 ix86_tune_mask and ix86_arch_mask to the correct place.
26047 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26048 Michael Meissner <michael.meissner@amd.com>
26051 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26052 (ARCHMASK): Define.
26053 (TARGET_CMOVE): Use ARCHMASK.
26054 (TARGET_CMPXCHG): Ditto.
26055 (TARGET_CMPXCHG8B): Ditto.
26056 (TARGET_XADD): Ditto.
26057 (TARGET_BSWAP): Ditto.
26058 * config/i386/i386.c (ix86_tune_mask): New global variable.
26059 (ix86_arch_mask): Ditto.
26060 (override_options): Initialize ix86_tune_mask and
26061 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26064 2007-03-02 Ben Elliston <bje@au.ibm.com>
26067 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26069 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26071 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26072 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26073 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26074 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26076 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26077 rs6000_init_dwarf_reg_sizes_extra): New.
26078 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26079 SPE register high parts.
26081 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26083 * Makefile.in: Add install-pdf target as
26084 copied from automake v1.10 rules.
26085 * configure.ac: Add install-pdf to target list.
26086 * configure: Regenerate.
26088 2007-03-01 Paul Brook <paul@codesourcery.com>
26090 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26091 modes to LDRD for DImode.
26092 (output_move_double): Fixup out of range ldrd/strd.
26093 (vfp_secondary_reload_class): Rename...
26094 (coproc_secondary_reload_class): ... to this. Add wb argument.
26095 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26096 coproc_secondary_reload_class for CLASS_IWMMXT.
26097 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26098 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26100 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26102 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26103 unroll factor by the estimated number of iterations.
26104 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26105 than prefetch latency.
26107 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26108 decode_caches_intel, detect_caches_intel): New functions.
26109 (host_detect_local_cpu): Use detect_caches_amd and
26110 detect_caches_intel.
26112 2007-03-01 Richard Henderson <rth@redhat.com>
26114 * expr.c (emit_move_complex_push): Export.
26115 (emit_move_complex_parts): Split out from ...
26116 (emit_move_complex): ... here.
26117 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26118 * config/i386/i386.md (movcdi): New.
26120 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26122 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26123 size of mode1 to check for tieable modes in MMX case.
26125 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26127 * Makefile.in (rtlanal.o): Depend on tree.h.
26128 * rtl.h (offset_within_section_p, split_const): Declare.
26129 * rtlanal.c: Include tree.h.
26130 (offset_within_block_p): New function, taken from
26131 mips_offset_within_object_p.
26132 (split_const): New function, taken from mips_split_const.
26133 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26135 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26136 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26137 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26138 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26139 (m68k_illegitimate_symbolic_constant_p): New function.
26140 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26141 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26142 symbolic constant that might be outside the symbol's section,
26143 move the symbol first and then add the offset.
26144 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26146 * config/mips/mips.c (mips_split_const): Delete.
26147 (mips_offset_within_object_p): Delete.
26148 (mips_symbolic_constant_p): Use offset_within_section_p and
26149 split_const instead of mips_offset_within_object_p and
26151 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26152 (mips_legitimize_const_move, print_operand_reloc)
26153 (mips_dangerous_for_la25_p): Use split_const instead of
26156 2007-02-28 Eric Christopher <echristo@apple.com>
26158 * Makefile.in (install-include-dir): Don't rm -rf include.
26160 2007-02-28 Richard Guenther <rguenther@suse.de>
26162 PR middle-end/30364
26163 * fold-const.c (fold_binary): Do not associate expressions
26164 with more than one variable for integer types that do not wrap.
26166 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26168 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26169 Delete, and replace with...
26170 (fold_builtin_call_array): This. Update callers to use it.
26171 * fold-const.c (fold_build_call_list): Delete, and replace with...
26172 (fold_build_call_array): This.
26173 (fold_build_call_list_initializer): Delete, and replace with...
26174 (fold_build_call_array_initializer): This.
26175 * tree.h: Update declarations to reflect above changes.
26177 * c-typeck.c (build_function_call): Store converted arguments
26178 in a stack-allocated array instead of building a list.
26179 (convert_arguments): Store arguments in the array passed in as an
26180 argument, and return the actual number of arguments.
26181 * c-format.c: (check_function_format): Pass arguments in an
26182 array instead of a list.
26183 * c-common.c (check_function_nonnull): Likewise.
26184 (check_function_sentinel): Likewise.
26185 (check_function_arguments): Likewise.
26186 * c-common.h: Update declarations to reflect above changes.
26188 2007-02-28 Jan Hubicka <jh@suse.cz>
26190 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26191 PRED_NEGATIVE_RETURN): Update outcomes.
26193 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26195 * calls.c (emit_library_call_value_1): Handle partial registers
26196 correctly when building up CALL_INSN_FUNCTION_USAGE.
26198 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26200 * pa/predicates.md (move_src_operand): Allow zero for mode.
26201 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26204 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26207 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26208 *movv2df_internal): Enable pattern only for valid operand
26210 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26211 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26213 2007-02-27 Mike Stump <mrs@apple.com>
26215 * config/darwin-crt3.c: Avoid compilation when compiling for a
26218 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26220 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26222 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26223 for fixed headers and limits.h.
26224 (install-include-dir, install-headers-tar, install-headers-cpio,
26225 install-headers-cp, real-install-headers-tar,
26226 real-install-headers-cpio, real-install-headers-cp): Handle
26227 include-fixed as well as include.
26228 (install-mkheaders): Don't install files that go only in include
26230 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26231 from GCC_INCLUDE_DIR.
26232 * gcc.c (process_command): Remove special -BstageN/ handling.
26233 (do_spec_1): Add include-fixed directories.
26235 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26237 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26239 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26241 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26244 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26246 * c-common.c (get_priority): Add check for
26247 SUPPORTS_INIT_PRIORITY.
26249 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26251 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26253 * config/bfin/bfin.c: Include "cfglayout.h".
26254 (MAX_LSETUP_DISTANCE): New macro.
26255 (struct loop_info): New members incoming, incoming_src and
26256 incoming_dest. Delete member predecessor.
26257 (length_for_loop): New function.
26258 (bfin_optimize_loop): Handle more different loop structures.
26259 (bfin_discover_loop): Rework detection of predecessor blocks by
26260 examining incoming edges.
26261 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26263 (bfin_reorder_loops): New function.
26264 (bfin_reorg_loops): Use these three new functions.
26266 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26267 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26268 (CONSTRAINT_LEN): Add entry for 'q'.
26269 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26270 Add 'q' constraints.
26271 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26272 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26274 * config/bfin/bfin.md (add_with_carry): New pattern.
26275 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26276 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26277 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26278 support unsigned multiplies too. Removed incorrect commutativity from
26279 operand 1 constraint where appropriate.
26280 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26282 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26283 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26285 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26286 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26287 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26288 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26289 usmulhisi_hh_huh): New patterns.
26291 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26292 lshifthi3): Fix output template to use half reg for operand 2.
26294 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26297 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26299 2007-02-27 Andreas Schwab <schwab@suse.de>
26301 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26303 2007-02-27 Jan Hubicka <jh@suse.cz>
26305 * predict.c (last_basic_block_p): Remove.
26306 (tree_estimate_probability): Update return heuristic for commonized
26309 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26311 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26313 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26315 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26316 * doc/cpp.texi: Standardize title page.
26317 * doc/cppinternals.texi: Likewise.
26318 * doc/gcc.texi: Standardize title page, remove version number
26319 from copyright page.
26320 * doc/gccint.texi: Likewise.
26321 * doc/install.texi: Standardize title page, add table of
26324 2007-02-26 Jan Hubicka <jh@suse.cz>
26326 * predict.def: Set outcomes according to more recent results.
26327 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26328 Remove dead predictors.
26329 * predict.c (return_prediction): Fix pasto.
26331 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26333 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26334 change; avoid a memory leak when returning early.
26336 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26338 * c-decl.c (static_ctors): Move to c-common.c.
26339 (static_dtors): Likewise.
26340 (finish_function): Use c_record_cdtor_fn.
26341 (build_cdtor): Move to c-common.c.
26342 (c_write_global_declarations): Use c_build_cdtor_fns.
26343 * c-common.h (static_ctors): Declare.
26344 (static_dtors): Likewise.
26345 (c_record_cdtor_fn): Likewise.
26346 (c_build_cdtor_fns): Likewise.
26347 * c-common.c (static_ctors): New variable.
26348 (static_dtors): Likewise.
26349 (c_record_cdtor_fn): New function.
26350 (build_cdtor): Move from c-decl.c
26351 (c_build_cdtor_fns): New function.
26353 * output.h (assemble_addr_to_section): Declare.
26354 (get_cdtor_priority_section): Likewise.
26355 * varasm.c (assemble_addr_to_section): New function.
26356 (get_cdtor_priority_section): Likewise.
26357 (default_named_section_asm_out_destructor): Use them.
26358 (destor_dtor_section_asm_out_destructor): Likewise.
26359 (default_named_section_asm_out_constructor): Likewise.
26360 (default_ctor_section_asm_out_constructor): Likewise.
26361 * config.gcc (*-*-vxworks*): Include vxworks.o.
26362 * config/t-vxworks (vxworks.o): New target.
26363 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26364 (TARGET_ASM_CONSTRUCTOR): Define.
26365 (TARGET_ASM_DESTRUCTOR): Likewise.
26366 (vxworks_asm_out_constructor): Declare.
26367 (vxworks_asm_out_destructor): Likewise.
26369 * c-common.c (get_priority): Check that we have not just an
26370 INTEGER_CST, but an integer constant with integeral type.
26372 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26374 PR tree-optimization/30938
26375 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26376 use &dt[nargs-1] instead of &dt[nargs] in the call to
26377 vect_is_simple_use().
26379 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26381 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26382 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26383 Do not attempt to handle MEM inside auto-inc expressions.
26384 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26385 of a register modified by an auto-inc expression. However, do handle
26386 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26387 (elimination_effects): Prohibit elimination of a register modified
26388 by an auto-inc expression. Disable register elimination rules whose
26389 target register is modified by an auto-inc expression with variable
26392 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26394 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26396 (array_at_struct_end_p): New function.
26397 (idx_infer_loop_bounds): Use it.
26398 (estimate_numbers_of_iterations_loop): Export.
26399 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26400 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26401 (tree_estimate_probability): Call record_loop_exits.
26402 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26403 (estimated_loop_iterations, estimated_loop_iterations_int,
26404 estimated_loop_iterations_tree): New functions.
26405 (analyze_siv_subscript_cst_affine,
26406 compute_overlap_steps_for_affine_1_2,
26407 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26408 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26409 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26410 (PRED_LOOP_ITERATIONS_GUESSED): New.
26411 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26412 * cfgloop.h (estimate_numbers_of_iterations_loop,
26413 estimated_loop_iterations_int): Declare.
26415 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26417 * doc/extend.texi: Document optional priority argument to
26418 constructors and destructors.
26419 * tree.c (init_priority_for_decl): Adjust GTY markers.
26420 (init_ttree): Use priority-info hash functions for
26421 init_priority_for_decl.
26422 (tree_map_eq): Rename to ...
26423 (tree_map_base_eq): ... this.
26424 (tree_map_marked_p): Rename to ...
26425 (tree_map_base_marked_p): ... this.
26426 (tree_map_base_hash): New function.
26427 (decl_init_priority_lookup): Rework.
26428 (decl_fini_priority_lookup): New function.
26429 (decl_priority_info): New function.
26430 (decl_init_priority_insert): Use it.
26431 (decl_fini_priority_insert): Likewise.
26432 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26434 (decl_restrict_base_insert): Likewise.
26435 (decl_debug_expr_insert): Likewise.
26436 (decl_value_expr_lookup): Likewise.
26437 (decl_value_expr_insert): Likewise.
26438 * tree.h (priority_type): New type.
26439 (decl_init_priority_lookup): Use priority_type.
26440 (decl_fini_priority_lookup): New function.
26441 (decl_init_priority_insert): Use priority_type.
26442 (decl_fini_priority_insert): New function.
26443 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26444 (DECL_INIT_PRIORITY): Likewise.
26445 (SET_DECL_INIT_PRIORITY): Add comment.
26446 (DECL_FINI_PRIORITY): New macro.
26447 (SET_DECL_FINI_PRIORITY): Likewise.
26448 (DEFAULT_INIT_PRIORITY): Document.
26449 (MAX_INIT_PRIORITY): Likewise.
26450 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26451 (tree_map_base): New type.
26452 (tree_map_base_eq): New function.
26453 (tree_map_base_hash): Likewise.
26454 (tree_map_base_marked_p): Likewise.
26455 (tree_map): Inherit from tree_map_base.
26456 (tree_map_eq): Make it a macro.
26457 (tree_map_marked_p): Likewise.
26458 (tree_int_map): Inherit from tree_map_base.
26459 (tree_int_map_eq): Make it a macro.
26460 (tree_int_map_hash): Likewise.
26461 (tree_int_map_marked_p): Likewise.
26462 (tree_priority_map): New type.
26463 (tree_priority_map_eq): New macro.
26464 (tree_priority_map_hash): Likewise.
26465 (tree_priority_map_marked_p): Likewise.
26466 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26468 (emutls_common_1): Likewise.
26469 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26470 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26471 of tree_map hierarchy.
26472 * tree-cfg.c (move_stmt_r): Likewise.
26473 (new_label_mapper): Likewise.
26474 * c-tree.h (c_expand_body): Move to ...
26475 * c-common.h (c_expand_body): ... here.
26476 * c-decl.c (c_expand_body): Move to ...
26477 * c-common.c (c_expand_body): ... here.
26478 (c_common_attribute_table): Allow 1 argument for the constructor
26479 and destructor attributes.
26480 (get_priority): New function.
26481 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26482 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26484 2007-02-24 Jan Hubicka <jh@suse.cz>
26486 PR middle-end/30509
26487 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26488 copying for inlining.
26490 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26491 Jan Hubicka <jh@suse.cz>
26494 * i386.c (counter_mode): New function.
26495 (expand_set_or_movmem_via_loop): Use it.
26496 (expand_movmem_epilogue): Likewise; fix pasto.
26497 (ix86_expand_movmem): Do emit guard even for constant counts.
26498 (ix86_expand_setmem): Likewise.
26500 2007-02-25 Nick Clifton <nickc@redhat.com>
26502 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26503 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26505 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26508 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26509 count argument with 0x10, not with 0x16.
26510 (expand_setmem_epilogue): Ditto.
26512 2007-02-24 Mike Stump <mrs@apple.com>
26514 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26517 2007-02-24 Richard Guenther <rguenther@suse.de>
26519 PR middle-end/30951
26520 * fold-const.c (fold_binary): Fold x +- CST op x for
26521 EQ_EXPR and NE_EXPR.
26523 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26525 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26527 2007-02-24 Jan Hubicka <jh@suse.cz>
26529 * cgraphunit.c (decide_is_function_needed): Honor
26530 -fkeep-inline-functions.
26532 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26534 * builtins.c (fold_builtin_modf): New.
26535 (fold_builtin_2): Use it.
26537 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26539 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26540 (determine_max_iter): Take additional LOOP arg; all callers changed.
26541 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26542 one using simplifications.
26543 (simplify_using_initial_values): Return if the expression becomes
26544 invalid due to altered regs.
26546 2007-02-23 DJ Delorie <dj@redhat.com>
26548 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26550 2007-02-23 Mike Stump <mrs@apple.com>
26552 * tlink.c (scan_linker_output): Parse linker messages from
26553 darwin9's linker better.
26555 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26558 * varpool.c (varpool_assemble_pending_decls): Set
26559 varpool_last_needed_node to null.
26561 2007-02-23 DJ Delorie <dj@redhat.com>
26563 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26564 alignment bigger than the object file can handle.
26566 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26569 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26570 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26571 (*movsf_1): Penalize MMX moves.
26573 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26575 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26576 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26578 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26580 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26582 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26583 (fold_builtin_1): Use them.
26584 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26585 BUILT_IN_SIGNIFICAND.
26587 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26589 * config/i386/i386.c (bdesc_1arg): Initialize
26590 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26591 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26592 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26593 and IX86_BUILTIN_MOVSLDUP.
26595 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26597 PR rtl-optimization/30841
26598 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26600 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26602 * builtins.c (fold_builtin_frexp): New.
26603 (fold_builtin_2): Use it.
26605 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26607 * doc/invoke.texi (Spec Files): Document getenv spec function.
26609 * gcc.c (getenv_spec_function): New function.
26610 (static_spec_functions): Add it.
26611 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26612 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26615 2007-02-22 Michael Matz <matz@suse.de
26618 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26619 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26621 2007-02-22 Ian Lance Taylor <iant@google.com>
26624 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26625 (mem_loc_descriptor): Call it.
26627 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26628 Ira Rosen <irar@il.ibm.com>
26630 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26632 2007-02-22 Ira Rosen <irar@il.ibm.com>
26634 PR tree-optimization/30843
26635 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26636 stores only after all the group is vectorized.
26638 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26640 PR tree-optimization/30858
26641 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26642 in the reduction cycle have a single use in the loop.
26643 * tree-vectorizer.h (relevant): Add documentation.
26645 2007-02-20 Mike Stump <mrs@apple.com>
26647 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26648 * configure: Regenerate.
26650 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26652 Change the defaults of some parameters and options.
26653 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26654 * config/spu/spu.c (spu_optimization_options): Add.
26655 (spu_override_options): Change params in spu_optimization_options.
26656 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26658 Register 127 is only 16 byte aligned when used as a frame pointer.
26659 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26660 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26661 HARD_FRAME_POINTER_REGNUM.
26662 (spu_legitimate_address): Use regno_aligned_for_reload.
26663 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26664 aligned when frame_pointer_needed is true.
26665 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26667 * config/spu/spu.h (INIT_EXPANDERS): Define.
26669 Make sure shift and rotate instructions have valid immediate operands.
26670 * config/spu/predicates.md (spu_shift_operand): Remove.
26671 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26672 * config/spu/constraints.md (W, O): Extend range.
26673 * config/spu/spu.md (umask, nmask): Define.
26674 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26675 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26676 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26677 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26678 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26679 (lshr<mode>3_reg): Fix rtl description.
26681 Make sure mulhisi immediate operands are valid.
26682 * config/spu/predicates.md (imm_K_operand): Add.
26683 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26685 Generate constants using fsmbi and andi.
26686 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26687 (print_operand, spu_split_immediate, classify_immediate,
26688 fsmbi_const_p): Handle IC_FSMBI2.
26690 Correctly handle a CONST_VECTOR containing symbols.
26691 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26692 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26693 (immediate_load_p): Allow symbols that use 2 instructions to create.
26694 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26695 with symbols when flag_pic is set.
26696 (const_vector_immediate_p): New.
26697 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26698 accept a CONST_VECTOR with symbols.
26699 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26700 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26702 * config/spu/spu.md (high, low): Delete.
26703 (low_<mode>): Define.
26705 Remove INTRmode and INTR_REGNUM, which didn't work.
26706 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26708 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26709 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26710 peephole2 pattern): Don't use INTR or 131.
26711 (movintrcc): Delete.
26712 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26713 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26714 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26715 (UNSPEC_SET_INTR): Add.
26716 * config/spu/spu-modes.def (INTR): Remove.
26718 More accurate warnings about run-time relocations.
26719 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26721 Correctly warn about immediate arguments to specific intrinsics.
26722 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26723 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26724 the instruction predicate.
26726 Fix tree check errors with latest update.
26727 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26729 (spu_expand_builtin): Use CALL_EXPR_FN.
26731 Add missing specific intrinsics.
26732 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26734 * config/spu/spu_internals.h: Ditto.
26736 Fix incorrect operand modifiers.
26737 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26738 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26740 Optimize one case of zero_extend of a vec_select.
26741 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26743 Accept any immediate for hbr.
26744 * config/spu/spu.md (hbr): Change s constraints to i.
26746 2007-02-21 Paul Brook <paul@codesourcery.com>
26748 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26749 condexec_count when skipping USE and CLOBBER.
26751 2007-02-21 Nick Clifton <nickc@redhat.com>
26753 * common.opt (Warray-bounds): Add Warning attribute.
26754 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26756 (fsized-zeroes): Add Optimization attribute.
26757 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26758 * c.opt (Wc++0x-compat): Add Warning attribute.
26760 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26762 PR middle-end/30761
26763 * reload1.c (eliminate_regs_in_insn): In the single_set special
26764 case, attempt to re-recognize the insn before falling back to
26765 having reload fix it up.
26767 2007-02-20 Eric Christopher <echristo@gmail.com>
26769 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26770 Rewrite accordingly.
26771 (frv_read_iacc_argument): Ditto.
26772 (frv_expand_set_builtin): Take a call instead of arglist, update for
26774 (frv_expand_unop_builtin): Ditto.
26775 (frv_expand_binop_builtin): Ditto.
26776 (frv_expand_cut_builtin): Ditto.
26777 (frv_expand_binopimm_builtin): Ditto.
26778 (frv_expand_voidbinop_builtin): Ditto.
26779 (frv_expand_int_void2arg): Ditto.
26780 (frv_expand_prefetches): Ditto.
26781 (frv_expand_voidtriop_builtin): Ditto.
26782 (frv_expand_voidaccop_builtin): Ditto.
26783 (frv_expand_load_builtin): Ditto.
26784 (frv_expand_store_builtin): Ditto.
26785 (frv_expand_mdpackh_builtin): Ditto.
26786 (frv_expand_mclracc_builtin): Ditto.
26787 (frv_expand_mrdacc_builtin): Ditto.
26788 (frv_expand_mwtacc_builtin): Ditto.
26789 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26792 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26794 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26795 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26797 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26798 point instructions.
26799 * configure: Regenerate.
26800 * config.in: Regenerate.
26801 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26802 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26803 masks to power6 and power6x and to POWERPC_MASKS.
26804 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26806 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26807 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26808 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26809 Access PROTOTYPE as variable, not mask.
26811 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26813 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26814 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26815 * combine.c (adjust_for_new_dest): Use it.
26816 * postreload.c (reload_combine): Likewise.
26818 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26820 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26821 notes on an insn with multiple sets, even if single_set returns
26822 non-NULL for that insn.
26824 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26826 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26827 scalbn and scalbln.
26829 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26831 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26832 if user didn't pass it.
26833 * config/i386/darwin.h (CC1_SPEC): Likewise.
26834 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26835 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26836 -mmacosx-version-min.
26838 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26839 Uros Bizjak <ubizjak@gmail.com>
26841 * optabs.h (enum optab_index): Add new OTI_scalb.
26842 (scalb_optab): Define corresponding macro.
26843 * optabs.c (init_optabs): Initialize scalb_optab.
26844 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26846 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26847 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26848 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26849 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26850 flag_unsafe_math_optimizations is set.
26852 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26853 to implement scalbf, scalb and scalbl built-ins as inline x87
26856 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26857 DJ Delorie <dj@redhat.com>
26860 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26861 (diagnostic_report_diagnostic): ... here, and turn them into real
26862 errors. If warnings are inhibited, no need to do anything.
26864 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26866 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26867 better code generation.
26869 2007-02-20 Ben Elliston <bje@au.ibm.com>
26871 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26873 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26875 * config/alpha/alpha.c, config/alpha/alpha.md,
26876 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26877 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26878 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26879 config/arm/lib1funcs.asm: Follow spelling conventions.
26881 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26882 config/fr30/fr30.md, config/i386/i386.h,
26883 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26884 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26885 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26886 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26887 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26888 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26889 config/sparc/sparc.c, config/sparc/sparc.h,
26890 config/sparc/sparc.md, config/spu/constraints.md,
26891 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26894 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26897 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26900 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26902 * doc/invoke.texi (-ftree-lrs): Remove.
26904 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26906 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26909 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26911 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26912 new CALL_EXPR_FN macro for retrieving the function
26913 declaration of the input expression.
26915 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26917 * c.opt (Waddress): New.
26918 * common.opt (Walways-true): Delete.
26919 (Wstring-literal-comparison): Delete.
26920 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26921 -Wstring-literal-comparison. Add -Waddress.
26923 (Walways-true): Delete.
26924 (Wstring-literal-comparison): Delete.
26925 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26926 consistently instead of -Walways-true in example.
26927 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26928 * c-typeck.c (parser_build_binary_op): Replace
26929 -Wstring-literal-comparison and -Walways-true with -Waddress.
26930 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26933 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26935 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26936 without DECL_STRUCT_FUNCTION initialized.
26938 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26940 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26941 due to calls to functions taking pointers as parameters.
26943 2007-02-19 Richard Henderson <rth@redhat.com>
26946 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26949 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26951 * config/s390/s390.c (s390_call_saved_register_used,
26952 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26953 accessed to the new scheme.
26955 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26957 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26958 (cris_print_index, cris_print_operand, cris_print_operand_address)
26959 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26960 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26961 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26962 GET_CODE () == xxx.
26963 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26964 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26965 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26966 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26967 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26968 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26969 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26970 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26971 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26972 (uminsi3, call, call_value): Ditto.
26973 (define_split: indir_to_reg_split, unnamed): Ditto.
26975 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26977 PR tree-optimization/30975
26978 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26981 2007-02-18 Eric Christopher <echristo@gmail.com>
26983 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26984 Remove use of arglist.
26985 (mips_expand_builtin): Remove use of arglist, pass in expr.
26986 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26987 (mips_expand_builtin_movtf): Ditto.
26988 (mips_expand_builtin_compare): Ditto.
26990 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26992 * tree-sra.c (sra_build_assignment): Replace assertion
26993 checking with a comment explaining why it can't be done.
26995 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26997 PR middle-end/30833
26998 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26999 during CALL_EXPR representation conversion.
27000 * tree-ssa-propagate.c (set_rhs): Likewise.
27002 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27004 * tree-sra.c (sra_build_assignment): Disable assertion checking
27007 2007-02-18 Roger Sayle <roger@eyesopen.com>
27009 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27010 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27011 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27013 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27014 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27015 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27016 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27017 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27018 force_gimple_operand): Likewise.
27019 * ipa-cp.c (constant_val_insert): Likewise.
27020 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27021 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27022 perfect_nestify): Likewise.
27023 * langhooks.c (lhd_omp_assignment): Likewise.
27024 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27025 lower_copyprivate_clauses, lower_send_clauses,
27026 lower_send_shared_vars, expand_parallel_call,
27027 expand_omp_for_generic, expand_omp_for_static_nochunk,
27028 expand_omp_for_static_chunk, expand_omp_sections,
27029 lower_omp_single_copy, lower_omp_for_lastprivate,
27030 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27031 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27032 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27035 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27037 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27038 config/sh/sh.md: Follow spelling conventions.
27040 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27041 config/frv/predicates.md: Follow spelling conventions.
27043 * config/m68k/linux-unwind.h: Fix a comment typo.
27044 * target.h: Follow spelling conventions.
27046 2007-02-18 Roger Sayle <roger@eyesopen.com>
27048 PR rtl-optimization/28173
27049 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27050 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27051 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27052 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27053 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27055 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27057 * builtins.c (fold_builtin_load_exponent): New.
27058 (fold_builtin_2): Use it.
27060 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27062 PR rtl-optimization/30773
27063 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27064 if we fail to attach a REG_EQUIV note.
27066 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27067 Roger Sayle <roger@eyesopen.com>
27069 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27071 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27073 * calls.c (initialize_argument_information): Pass original EXP
27074 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27075 code to split complex arguments here, as part of initializing the
27077 (expand_call): Remove code that builds a list of arguments and
27078 inserts implicit arguments into it. Instead, just count how many
27079 implicit arguments there will be so we can determine the size of
27080 the ARGS array, and let initialize_argument_information do the work.
27081 (split_complex_values): Delete unused function.
27083 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27085 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27087 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27089 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27090 for arg pointer based indexed addressing.
27092 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27094 * config/ia64/ia64.h, config/ia64/ia64.md,
27095 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27096 spelling conventions.
27098 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27100 * config/m68k/m68k.c (split_di): New.
27101 * config/m68k/m68k-protos.h: Declare split_di.
27102 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27103 Improve predicate handling and split constant shifts.
27105 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27107 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27108 parameter for register bitfield operations, general predicates
27111 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27113 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27114 * config/m68k/linux-unwind.h: New file.
27116 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27118 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27119 config/i386/athlon.md, config/ia64/ia64.md,
27120 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27121 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27122 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27123 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27124 tree-vect-transform.c: Fix comment typos.
27126 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27128 * sched-deps.c (find_insn_list): Remove.
27129 * sched-int.h: Remove the prototype for find_insn_list.
27131 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27133 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27135 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27136 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27137 darwin_rs6000_override_options.
27138 (C_COMMON_OVERRIDE_OPTIONS): Expect
27139 darwin_macosx_version_min to be non-NULL always.
27140 (TARGET_C99_FUNCTIONS): Likewise.
27141 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27142 (DARWIN_MINVERSION_SPEC): New.
27143 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27144 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27146 (DARWIN_MINVERSION_SPEC): New.
27147 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27149 * config/darwin-c.c (darwin_cpp_builtins): Expect
27150 darwin_macosx_version_min to be non-NULL always.
27152 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27154 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27156 * config/i386/i386.h (x86_use_xchgb): New.
27157 (TARGET_USE_XCHGB): New macro.
27158 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27159 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27160 Split after reload into bswaphi for shifts of 8.
27161 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27162 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27163 or when optimizing for size.
27165 2007-02-16 Richard Guenther <rguenther@suse.de>
27166 Christian Bruel <christian.bruel@st.com>
27168 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27169 DECLs but prefer SSA_NAMEs over DECLs.
27171 2007-02-16 Richard Guenther <rguenther@suse.de>
27173 * tree-flow-inline.h (single_imm_use_p): Remove.
27174 (zero_imm_uses_p): Likewise.
27175 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27176 instead of single_imm_use_p.
27177 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27180 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27183 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27184 nested double- and backquotes.
27186 2007-02-15 Roger Sayle <roger@eyesopen.com>
27188 PR middle-end/30391
27189 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27190 should be unreachable.
27191 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27192 For the time being redirect GIMPLE_MODIFY_STMT to the new
27193 (renamed) build_gimple_modify_stmt_stat.
27194 (build2_gimple_stat): Rename to...
27195 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27196 Always build a GIMPLE_MODIFY_STMT node.
27197 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27198 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27201 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27202 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27203 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27204 expand_complex_div_wide): Likewise.
27205 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27206 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27207 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27208 * tree-ssa-loop-manip.c (create_iv): Likewise.
27209 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27210 abs_replacement): Likewise.
27211 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27212 realify_fake_stores): Likewise.
27214 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27215 node rather than a GIMPLE_MODIFY_STMT node.
27216 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27217 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27219 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27220 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27221 GIMPLE_MODIFY_STMT.
27223 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27225 PR middle-end/30433
27226 * fold-const.c (fold_comparison): Add back the
27227 folding of constant complex comparisions.
27229 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27231 PR middle-end/30729
27232 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27233 effects unknown to this function, return early.
27235 2007-02-15 Ian Lance Taylor <iant@google.com>
27237 * lower-subreg.c (move_eh_region_note): New static function.
27238 (resolve_simple_move): Call it.
27239 (decompose_multiword_subregs): Track blocks for which we resolve a
27240 simple move which is also a control flow insn. Pass them to
27241 find_many_sub_basic_blocks.
27242 (pass_lower_subreg): Add TODO_verify_flow.
27243 (pass_lower_subreg2): Likewise.
27245 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27246 Brooks Moses <brooks.moses@codesourcery.com>
27247 Lee Millward <lee.millward@codesourcery.com>
27249 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27250 (VL_EXP_CLASS_P): New.
27251 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27253 (TREE_OPERAND_CHECK_CODE): Likewise.
27254 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27255 (TREE_RTL_OPERAND_CHECK): Likewise.
27256 (tree_operand_check_failed): Make second parameter the whole tree
27257 instead of its code. Fixed callers.
27258 (VL_EXP_CHECK): New.
27259 (TREE_OPERAND_LENGTH): New.
27260 (VL_EXP_OPERAND_LENGTH): New.
27261 (CALL_EXPR_FN): New.
27262 (CALL_EXPR_STATIC_CHAIN): New.
27263 (CALL_EXPR_ARGS): New.
27264 (CALL_EXPR_ARG): New.
27265 (call_expr_nargs): New.
27266 (CALL_EXPR_ARGP): New.
27267 (build_nt_call_list): Declare.
27268 (build_vl_exp_stat): Declare.
27269 (build_vl_exp): New.
27270 (build_call_list): Declare.
27271 (build_call_nary): Declare.
27272 (build_call_valist): Declare.
27273 (build_call_array): Declare.
27274 (call_expr_arg): Declare.
27275 (call_expr_argp): Declare.
27276 (call_expr_arglist): Declare.
27277 (fold_build_call_list): Declare.
27278 (fold_build_call_list_initializer): Declare.
27279 (fold_call_expr): Declare to replace fold_builtin.
27280 (fold_builtin_fputs): Update to agree with modified definition.
27281 (fold_builtin_strcpy): Likewise.
27282 (fold_builtin_strncpy): Likewise.
27283 (fold_builtin_memory_chk): Likewise.
27284 (fold_builtin_stxcpy_chk): Likewise.
27285 (fold_builtin_strncpy_chk): Likewise.
27286 (fold_builtin_next_arg): Likewise.
27287 (fold_build_call_expr): Declare.
27288 (fold_builtin_call_list): Declare.
27289 (fold_builtin_call_valist): Declare.
27290 (build_call_expr): Declare.
27291 (validate_arglist): Update to agree with modified definition.
27292 (tree_operand_length): New.
27293 (call_expr_arg_iterator): New.
27294 (init_call_expr_arg_iterator): New.
27295 (next_call_expr_arg): New.
27296 (first_call_expr_arg): New.
27297 (more_call_expr_args_p): New.
27298 (FOR_EACH_CALL_EXPR_ARG): New.
27300 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27301 and tcc_gimple_stmt.
27302 (tree_code_size): Update documentation. Use sizeof (tree) rather
27303 than sizeof (char *).
27304 (tree_size): Likewise. Add case for tcc_vl_exp.
27305 (tree_node_structure): Add case for tcc_vl_exp.
27306 (contains_placeholder_p): Likewise.
27307 (substitute_in_expr): Likewise.
27308 (substitute_placeholder_in_expr): Likewise.
27309 (stabilize_reference_1): Likewise.
27310 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27311 to diagnose breakage of this interface for constructing CALL_EXPRs.
27312 (build_nt): Add similar assertion here.
27313 (build_nt_call_list): New.
27314 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27315 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27317 (get_callee_fndecl): Use new CALL_EXPR accessors.
27318 (tree_operand_check_failed): Change parameters to pass entire node
27319 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27320 (process_call_operands): New.
27321 (build_vl_exp_stat): New.
27322 (build_call_list): New.
27323 (build_call_nary): New.
27324 (build_call_valist): New.
27325 (build_call_array): New.
27326 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27327 (call_expr_arglist): New.
27329 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27330 tcc_vl_exp instead of a fixed-size tcc_expression.
27332 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27333 accessors for CALL_EXPRs.
27334 (AGGR_INIT_EXPR): Likewise.
27336 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27337 Brooks Moses <brooks.moses@codesourcery.com>
27338 Lee Millward <lee.millward@codesourcery.com>
27340 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27341 (expand_builtin_nonlocal_goto): Change parameter to be entire
27342 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27343 (expand_builtin_prefetch): Likewise.
27344 (expand_builtin_classify_type): Likewise.
27345 (mathfn_built_in): Return NULL_TREE instead of 0.
27346 (expand_errno_check): Use new CALL_EXPR accessors.
27347 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27348 Return NULL_RTX instead of 0.
27349 (expand_builtin_mathfn_2): Likewise.
27350 (expand_builtin_mathfn_3): Likewise.
27351 (expand_builtin_interclass_mathfn): Likewise.
27352 (expand_builtin_sincos): Likewise.
27353 (expand_builtin_cexpi): Likewise.
27354 (expand_builtin_int_roundingfn): Likewise.
27355 (expand_builtin_int_roundingfn_2): Likewise.
27356 (expand_builtin_pow): Likewise.
27357 (expand_builtin_powi): Likewise.
27358 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27359 of arglist, fixing callers appropriately. Use new CALL_EXPR
27360 accessors and constructors. Return NULL_RTX instead of 0.
27361 (expand_builtin_strstr): Likewise.
27362 (expand_builtin_strchr): Likewise.
27363 (expand_builtin_strrchr): Likewise.
27364 (expand_builtin_strpbrk): Likewise.
27365 (expand_builtin_memcpy): Likewise.
27366 (expand_builtin_mempcpy): Likewise.
27367 (expand_builtin_mempcpy_args): New.
27368 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27369 (expand_builtin_memmove_args): New.
27370 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27371 (expand_movstr): Likewise.
27372 (expand_builtin_strcpy): Likewise.
27373 (expand_builtin_strcpy_args): New.
27374 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27375 (expand_builtin_strncpy): Likewise.
27376 (expand_builtin_memset): Likewise.
27377 (expand_builtin_memset_args): New.
27378 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27379 (expand_builtin_memcmp): Likewise.
27380 (expand_builtin_strcmp): Likewise.
27381 (expand_builtin_strncmp): Likewise.
27382 (expand_builtin_strcat): Likewise.
27383 (expand_builtin_strncat): Likewise.
27384 (expand_builtin_strspn): Likewise.
27385 (expand_builtin_strcspn): Likewise.
27386 (expand_builtin_args_info): Likewise.
27387 (expand_builtin_va_start): Likewise.
27388 (gimplify_va_arg_expr): Likewise.
27389 (expand_builtin_va_end): Likewise.
27390 (expand_builtin_va_copy): Likewise.
27391 (expand_builtin_frame_address): Likewise.
27392 (expand_builtin_alloca): Likewise.
27393 (expand_builtin_bswap): Likewise.
27394 (expand_builtin_unop): Likewise.
27395 (expand_builtin_fputs): Likewise.
27396 (expand_builtin_expect): Likewise.
27397 (expand_builtin_fabs): Likewise.
27398 (expand_builtin_copysign): Likewise.
27399 (expand_builtin_printf): Likewise.
27400 (expand_builtin_fprintf): Likewise.
27401 (expand_builtin_sprintf): Likewise.
27402 (expand_builtin_init_trampoline): Likewise.
27403 (expand_builtin_signbit): Likewise.
27404 (expand_builtin_fork_or_exec): Likewise.
27405 (expand_builtin_sync_operation): Likewise.
27406 (expand_builtin_compare_and_swap): Likewise.
27407 (expand_builtin_lock_test_and_set): Likewise.
27408 (expand_builtin_lock_release): Likewise.
27409 (expand_builtin): Likewise.
27410 (builtin_mathfn_code): Likewise.
27412 (fold_builtin_constant_p): Pass call arguments individually instead
27413 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27414 accessors and constructors. Return NULL_TREE instead of 0.
27415 (fold_builtin_expect): Likewise.
27416 (fold_builtin_classify_type): Likewise.
27417 (fold_builtin_strlen): Likewise.
27418 (fold_builtin_nan): Likewise.
27419 (integer_valued_real_p): Likewise.
27420 (fold_trunc_transparent_mathfn): Likewise.
27421 (fold_fixed_mathfn): Likewise.
27422 (fold_builtin_cabs): Likewise.
27423 (fold_builtin_sqrt): Likewise.
27424 (fold_builtin_cbrt): Likewise.
27425 (fold_builtin_cos): Likewise.
27426 (fold_builtin_cosh): Likewise.
27427 (fold_builtin_tan): Likewise.
27428 (fold_builtin_sincos): Likewise.
27429 (fold_builtin_cexp): Likewise.
27430 (fold_builtin_trunc): Likewise.
27431 (fold_builtin_floor): Likewise.
27432 (fold_builtin_ceil): Likewise.
27433 (fold_builtin_round): Likewise.
27434 (fold_builtin_int_roundingfn): Likewise.
27435 (fold_builtin_bitop): Likewise.
27436 (fold_builtin_bswap): Likewise.
27437 (fold_builtin_logarithm): Likewise.
27438 (fold_builtin_hypot): Likewise.
27439 (fold_builtin_pow): Likewise.
27440 (fold_builtin_powi): Likewise.
27441 (fold_builtin_exponent): Likewise.
27442 (fold_builtin_memset): Likewise.
27443 (fold_builtin_bzero): Likewise.
27444 (fold_builtin_memory_op): Likewise.
27445 (fold_builtin_bcopy): Deleted; call site changed to invoke
27446 fold_builtin_memory_op directly.
27447 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27448 (fold_builtin_strncpy): Likewise.
27449 (fold_builtin_memcmp): Likewise.
27450 (fold_builtin_strcmp): Likewise.
27451 (fold_builtin_strncmp): Likewise.
27452 (fold_builtin_signbit): Likewise.
27453 (fold_builtin_copysign): Likewise.
27454 (fold_builtin_isascii): Likewise.
27455 (fold_builtin_toascii): Likewise.
27456 (fold_builtin_isdigit): Likewise.
27457 (fold_builtin_fabs): Likewise.
27458 (fold_builtin_abs): Likewise.
27459 (fold_builtin_fmin_fmax): Likewise.
27460 (fold_builtin_carg): Likewise.
27461 (fold_builtin_classify): Likewise.
27462 (fold_builtin_unordered_cmp): Likewise.
27464 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27465 New functions split out from fold_builtin_1.
27466 (fold_builtin_n): New.
27467 (fold_builtin_varargs): New.
27468 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27470 (fold_call_expr): New.
27471 (build_function_call_expr): Rewrite to use new helper function.
27472 (fold_builtin_call_list): New.
27473 (build_call_expr): New.
27474 (fold_builtin_call_valist): New.
27475 (rewrite_call_expr): New.
27476 (validate_arg): New.
27477 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27478 of an arglist. Change return type to bool. Use new CALL_EXPR
27481 (fold_builtin_strstr): Pass call arguments individually instead
27482 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27483 accessors and constructors. Return NULL_TREE instead of 0.
27484 (fold_builtin_strchr): Likewise.
27485 (fold_builtin_strrchr): Likewise.
27486 (fold_builtin_strpbrk): Likewise.
27487 (fold_builtin_strcat): Likewise.
27488 (fold_builtin_strncat): Likewise.
27489 (fold_builtin_strspn): Likewise.
27490 (fold_builtin_strcspn): Likewise.
27491 (fold_builtin_fputs): Likewise.
27492 (fold_builtin_next_arg): Likewise.
27493 (fold_builtin_sprintf): Likewise.
27495 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27496 NULL_RTX instead of 0.
27497 (expand_builtin_memory_chk): Likewise.
27498 (maybe_emit_chk_warning): Likewise.
27499 (maybe_emit_sprintf_chk_warning): Likewise.
27501 (fold_builtin_object_size): Pass call arguments individually instead
27502 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27503 accessors and constructors. Return NULL_TREE instead of 0.
27504 (fold_builtin_memory_chk): Likewise.
27505 (fold_builtin_stxcpy_chk): Likewise.
27506 (fold_builtin_strncpy_chk): Likewise.
27507 (fold_builtin_strcat_chk): Likewise.
27508 (fold_builtin_strcat_chk): Likewise.
27509 (fold_builtin_strncat_chk): Likewise.
27510 (fold_builtin_sprintf_chk): Likewise.
27511 (fold_builtin_snprintf_chk): Likewise.
27512 (fold_builtin_printf): Likewise.
27513 (fold_builtin_vprintf): Likewise.
27515 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27517 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27518 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27519 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27520 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27521 (fold_unary): Likewise.
27522 (fold_binary): Likewise.
27523 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27524 ternary expressions.
27525 (fold): Add logic for tcc_vl_exp.
27526 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27527 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27528 (fold_build3_stat): Add assertion to flag broken interface for
27529 constructing CALL_EXPRs.
27530 (fold_build_call_list): New.
27531 (fold_build_call_list_initializer): New.
27532 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27534 (fold_strip_sign_ops): Likewise.
27536 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27537 Brooks Moses <brooks.moses@codesourcery.com>
27538 Lee Millward <lee.millward@codesourcery.com>
27540 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27541 accessors and dump arguments explicitly.
27543 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27545 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27547 (print_call_name): Use new CALL_EXPR accessors.
27549 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27550 CALL_EXPR arguments explicitly instead of as a list. Use
27551 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27553 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27554 (vrp_visit_stmt): Likewise.
27556 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27557 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27559 (force_move_till_expr): Likewise.
27561 * targhooks.c (default_external_stack_protect_fail): Use
27562 build_call_expr instead of build_function_call_expr.
27563 (default_hidden_stack_protect_fail): Likewise.
27565 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27568 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27569 and walk arguments explicitly.
27571 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27572 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27573 (expand_simple_operations): Likewise.
27574 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27576 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27577 of TREE_CODE_LENGTH.
27578 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27580 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27581 instead of TREE_CODE_LENGTH.
27583 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27584 (tree_ic_transform): Likewise.
27585 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27586 parameter instead of arglist. Fix callers.
27587 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27588 (tree_stringops_transform): Likewise.
27589 (tree_indirect_call_to_profile): Likewise.
27590 (tree_stringops_values_to_profile): Likewise.
27592 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27593 (eliminate_tail_call): Likewise.
27595 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27597 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27598 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27600 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27602 * omp-low.c (build_omp_barrier): Use build_call_expr.
27603 (lower_rec_input_clauses): Likewise.
27604 (lower_reduction_clauses): Likewise.
27605 (expand_parallel_call): Likewise.
27606 (maybe_catch_exception): Likewise.
27607 (expand_omp_for_generic): Likewise.
27608 (expand_omp_for_static_nochunk): Likewise.
27609 (expand_omp_sections): Likewise.
27610 (lower_omp_single_simple): Likewise.
27611 (lower_omp_single_copy): Likewise.
27612 (lower_omp_master): Likewise.
27613 (lower_omp_ordered): Likewise.
27614 (lower_omp_critical): Likewise.
27616 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27617 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27619 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27620 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27621 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27623 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27624 and generalize to handle any number of operands.
27625 (chrec_contains_undetermined): Likewise.
27626 (tree_contains_chrecs): Likewise.
27627 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27629 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27631 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27632 fold_call_expr instead of fold_builtin.
27633 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27634 match declarations there.
27635 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27638 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27639 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27641 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27642 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27644 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27647 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27648 (execute_cse_sincos): Use new CALL_EXPR accessors.
27650 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27652 * gimple-low.c (lower_function_body): Use build_call_expr.
27653 (lower_builtin_setjmp): Likewise.
27655 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27656 (set_storage_via_libcall): Likewise.
27657 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27658 instead of TREE_CODE_LENGTH.
27659 (expand_expr_real_1): Use new CALL_EXPR accessors.
27661 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27662 generalize to handle any number of operands.
27663 (TB_parent_eq): Likewise.
27665 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27666 (strip_builtin_expect): Likewise.
27668 * function.c (gimplify_parameters): Use build_call_expr.
27670 * tree-vectorizer.c (vect_is_simple_reduction): Use
27671 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27673 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27674 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27676 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27679 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27680 (gimplify_decl_expr): Likewise.
27681 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27682 Use new CALL_EXPR iterators.
27683 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27684 (gimplify_modify_expr_to_memset): Likewise.
27685 (gimplify_variable_sized_compare): Likewise.
27686 (gimplify_omp_atomic_fetch_op): Likewise.
27687 (gimplify_omp_atomic_pipeline): Likewise.
27688 (gimplify_omp_atomic_mutex): Likewise.
27689 (gimplify_function_tree): Likewise.
27691 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27692 (call_expr_flags): Likewise.
27693 (expand_call): Likewise.
27695 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27696 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27699 * coverage.c (create_coverage): Use build_call_expr.
27701 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27702 (temp_call_expr_obstack): New.
27703 (pool_copy_list): Delete.
27704 (temp_copy_call_expr): New.
27705 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27706 CALL_EXPR accessors. Get rid of special goo for copying argument
27707 lists and use temp_copy_call_expr instead.
27708 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27709 CALL_EXPR accessors.
27710 (create_expression_by_pieces): Likewise. Use build_call_array
27711 to construct the result instead of fold_build3.
27712 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27713 dealing with argument lists.
27714 (init_pre): Remove references to expression_node_pool and
27715 list_node_pool. Init temp_call_expr_obstack instead.
27716 (fini_pre): Remove references to expression_node_pool and
27719 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27720 and walk arguments explicitly instead of as a list.
27722 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27723 (mx_register_decls): Likewise.
27724 (mudflap_register_call): Likewise.
27725 (mudflap_finish_file): Likewise.
27727 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27728 (ipa_callsite_compute_param): Likewise.
27730 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27731 accessors and constructor.
27733 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27734 accessors and constructor.
27735 (convert_tramp_reference): Likewise.
27736 (convert_call_expr): Likewise.
27737 (finalize_nesting_tree_1): Likewise.
27739 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27742 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27744 * tree-inline.c (initialize_inlined_parameters): Pass entire
27745 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27747 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27748 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27750 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27751 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27752 (vectorizable_reduction): Likewise.
27753 (vectorizable_call): Use new CALL_EXPR iterators.
27754 (vectorizable_conversion): Use build_call_expr.
27755 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27756 (vect_gen_widened_results_half): Use build_call_expr.
27757 (vect_setup_realignment): Likewise.
27758 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27760 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27761 (pass_through_call): Likewise.
27762 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27765 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27766 (tree_gen_pow2_profiler): Likewise.
27767 (tree_gen_one_value_profiler): Likewise.
27768 (tree_gen_ic_func_profiler): Likewise.
27769 (tree_gen_average_profiler): Likewise.
27770 (tree_gen_ior_profiler): Likewise.
27772 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27773 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27774 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27776 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27777 of TREE_CODE_LENGTH.
27779 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27780 of TREE_CODE_LENGTH.
27782 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27784 (convert_to_integer): Likewise.
27786 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27789 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27790 Brooks Moses <brooks.moses@codesourcery.com>
27791 Lee Millward <lee.millward@codesourcery.com>
27793 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27795 * config/frv/frv.c (frv_expand_builtin): Likewise.
27796 * config/s390/s390.c (s390_expand_builtin): Likewise.
27798 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27799 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27801 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27802 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27803 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27804 (ix86_expand_store_builtin): Likewise.
27805 (ix86_expand_unop_builtin): Likewise.
27806 (ix86_expand_unop1_builtin): Likewise.
27807 (ix86_expand_sse_compare): Likewise.
27808 (ix86_expand_sse_comi): Likewise.
27809 (ix86_expand_vec_init_builtin): Likewise.
27810 (ix86_expand_vec_ext_builtin): Likewise.
27811 (ix86_expand_vec_set_builtin): Likewise.
27812 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27814 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27815 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27817 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27818 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27819 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27821 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27823 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27824 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27825 arglist. Use new CALL_EXPR accessors. Fix callers.
27826 (altivec_expand_abs_builtin): Likewise.
27827 (rs6000_expand_binop_builtin): Likewise.
27828 (altivec_expand_predicate_builtin): Likewise.
27829 (altivec_expand_lv_builtin): Likewise.
27830 (spe_expand_stv_builtin): Likewise.
27831 (altivec_expand_stv_builtin): Likewise.
27832 (rs6000_expand_ternop_builtin): Likewise.
27833 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27834 (altivec_expand_st_builtin): Likewise.
27835 (altivec_expand_dst_builtin): Likewise.
27836 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27837 arglist. Use new CALL_EXPR accessors. Fix callers.
27838 (altivec_expand_vec_set_builtin): Likewise.
27839 (altivec_expand_vec_ext_builtin): Likewise.
27840 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27841 (spe_expand_builtin): Likewise.
27842 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27843 arglist. Use new CALL_EXPR accessors. Fix callers.
27844 (spe_expand_evsel_builtin): Likewise.
27845 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27846 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27848 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27849 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27850 (arm_expand_unop_builtin): Likewise.
27851 (arm_expand_builtin): Use new CALL_EXPR accessors.
27853 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27856 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27857 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27859 (bfin_expand_unop_builtin): Likewise.
27860 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27862 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27863 Brooks Moses <brooks.moses@codesourcery.com>
27864 Lee Millward <lee.millward@codesourcery.com>
27866 * c-semantics.c (build_stmt): Add internal diagnostic check.
27868 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27869 accessors. Print arguments explicitly instead of as a list.
27871 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27873 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27874 (c_finish_omp_flish): Likewise.
27876 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27877 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27878 instead of TREE_CODE_LENGTH.
27879 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27880 (c_warn_unused_result): Likewise.
27882 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27885 * doc/invoke.texi (Warning Options): Remove
27886 -Werror-implicit-function-declaration.
27887 (Wimplicit-function-declaration): Update description.
27888 * opts.c (common_handle_option): Move handling of -Werror=* to...
27889 (enable_warning_as_error): ...here.
27890 * opts.h (enable_warning_as_error): Declare.
27891 * c-decl.c (implicit_decl_warning): Unless
27892 -Wno-implicit-function-declaration is given, emit a pedwarn if
27893 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27894 * c.opt (Wimplicit-function-declaration): Replace
27895 mesg_implicit_function_declaration with
27896 warn_implicit_function_declaration.
27897 * c-opts.c (c_common_handle_option):
27898 -Werror-implicit-function-declaration is exactly equal as
27899 -Werror=implicit-function-declaration.
27900 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27901 warn_implicit_function_declaration.
27902 (c_common_post_options): -Wimplict-function-declaration is enabled
27903 by default by -std=c99, otherwise is disabled by default.
27904 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27906 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27908 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27909 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27910 former is ignored but not the latter.
27912 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27914 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27915 is made and the reference doesn't use the alias set of its type,
27916 do not create the temporary using that type.
27918 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27920 * jump.c: Remove prototypes for delete_computation and
27921 delete_prior_computation.
27923 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27925 * jump.c (get_label_after): Delete.
27926 (get_label_before, delete_computation, delete_jump,
27927 delete_prior_computation, follow_jumps): Move...
27928 * reorg.c (delete_computation, delete_prior_computation): ... here...
27929 (get_label_before, delete_jump): ... making these static ...
27930 (follow_jumps): ... and simplifying this since it only runs after
27932 * rtl.h (get_label_after, get_label_before, delete_jump,
27933 follow_jumps): Delete prototypes.
27935 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27937 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27939 2007-02-15 Nick Clifton <nickc@redhat.com>
27941 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27942 order to prevent it from being munged by the target.
27944 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27946 * config/i386/i386.md: Remove misleading comment.
27948 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27950 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27951 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27954 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27956 * tree-sra.c (instantiate_missing_elements): Canonicalize
27958 (sra_build_assignment): New.
27959 (generate_copy_inout, generate_element_copy,
27960 generate_element_zero, generate_one_element_init): Use it.
27962 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27964 * tree-sra.c (instantiate_missing_elements): Canonicalize
27966 (sra_build_assignment): New.
27967 (generate_copy_inout, generate_element_copy,
27968 generate_element_zero, generate_one_element_init): Use it.
27970 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27972 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27975 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27977 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27978 types as aggregates not scalars.
27979 * function.c (assign_stack_temp_for_type): Likewise.
27981 2007-02-14 Roger Sayle <roger@eyesopen.com>
27982 Zdenek Dvorak <dvorakz@suse.cz>
27984 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27987 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27989 * passes.c (next_pass_1): Clear the next field of the copied
27992 2007-02-14 Richard Henderson <rth@redhat.com>
27994 * tree-sra.c (early_sra): New.
27995 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27996 (tree_sra_early, pass_sra_early): New.
27997 * tree-pass.h (pass_sra_early): Declare.
27998 * passes.c (init_optimization_passes): Use it.
28000 2007-02-14 Richard Guenther <rguenther@suse.de>
28002 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28004 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28006 PR tree-optimization/30771
28007 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28009 (vect_analyze_operations): Induction phis can now be marked as
28011 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28012 Update documentation accordingly.
28014 2007-02-14 Nick Clifton <nickc@redhat.com>
28016 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28017 most 3 arguments are supported.
28018 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28020 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28022 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28023 Ensure dst->current is valid.
28025 2007-02-13 Paul Brook <paul@codesourcery.com>
28027 * config.gcc: Add arm*-*-uclinux-*eabi.
28028 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28029 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28030 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28031 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28032 (LINK_SPEC): Define.
28033 (LIB_SPEC): Define.
28034 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28036 * config/arm/uclinux-eabi.h: New file.
28037 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28038 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28041 2007-02-13 Ian Lance Taylor <iant@google.com>
28043 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28044 * flags.h (warn_strict_overflow): Declare.
28045 (enum warn_strict_overflow_code): Define.
28046 (issue_strict_overflow_warning): New static inline function.
28047 * opts.c (warn_strict_overflow): New variable.
28048 (common_handle_option): Handle OPT_Wstrict_overflow and
28049 OPT_Wstrict_overflow_.
28050 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28052 * fold-const.c: Include intl.h.
28053 (fold_deferring_overflow_warnings): New static variable.
28054 (fold_deferred_overflow_warning): New static variable.
28055 (fold_deferred_overflow_code): New static variable.
28056 (fold_defer_overflow_warnings): New function.
28057 (fold_undefer_overflow_warnings): New function.
28058 (fold_undefer_and_ignore_overflow_warnings): New function.
28059 (fold_deferring_overflow_warnings_p): New function.
28060 (fold_overflow_warning): New static function.
28061 (make_range): Add strict_overflow_p parameter. Change all
28063 (extract_muldiv, extract_muldiv_1): Likewise.
28064 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28065 tree_expr_nonnegative_p.
28066 (fold_negate_expr): Call fold_overflow_warning.
28067 (fold_range_test): Likewise.
28068 (fold_comparison): Likewise.
28069 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28070 instead of tree_expr_nonnegative_p.
28071 (tree_expr_nonnegative_warnv_p): Rename from
28072 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28073 (tree_expr_nonnegative_p): New function.
28074 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28075 strict_overflow_p parameter.
28076 (tree_expr_nonzero_p): New function.
28077 * passes.c (verify_interpass_invariants): New static function.
28078 (execute_one_pass): Call it.
28079 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28081 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28082 (estimate_numbers_of_iterations): Likewise.
28083 (scev_probably_wraps_p): Likewise.
28084 * tree-ssa-ccp.c: Include "toplev.h".
28085 (evaluate_stmt): Defer fold overflow warnings until we know we are
28087 (struct fold_stmt_r_data): Add stmt field.
28088 (fold_stmt_r): Defer fold overflow warnings until we know we
28090 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28091 (fold_stmt_inplace): Likewise.
28092 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28093 (cleanup_control_expr_graph): Defer fold overflow warnings until
28094 we know we are going to optimize.
28095 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28096 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28098 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28099 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28100 * tree-ssa-loop-manip.c (create_iv): Likewise.
28101 * c-typeck.c (build_conditional_expr): Likewise.
28102 (build_binary_op): Likewise.
28103 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28104 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28105 (extract_range_from_unary_expr): Likewise.
28106 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28107 assuming that signed overflow does not occur.
28108 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28109 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28110 (fold_defer_overflow_warnings): Declare.
28111 (fold_undefer_overflow_warnings): Declare.
28112 (fold_undefer_and_ignore_overflow_warnings): Declare.
28113 (fold_deferring_overflow_warnings_p): Declare.
28114 (tree_expr_nonzero_warnv_p): Declare.
28115 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28116 of warning options.
28117 (Warning Options): Document -Wstrict-overflow.
28118 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28119 (tree-ssa-ccp.o): Likewise.
28120 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28121 (fold-const.o): Depend on intl.h.
28123 2007-02-13 Ian Lance Taylor <iant@google.com>
28125 PR middle-end/30751
28126 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28129 2007-02-13 Stuart Hastings <stuart@apple.com>
28131 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28133 2007-02-13 Richard Henderson <rth@redhat.com>
28135 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28136 handled_component_p before looking for the indirect_ref.
28138 2007-02-13 Richard Henderson <rth@redhat.com>
28140 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28141 remove flags clobber.
28142 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28143 (bswaphi_lowpart): New.
28144 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28145 remove TARGET_BSWAP test. Delete expander of the same name.
28147 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28148 (expand_unop): Use them.
28150 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28152 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28153 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28154 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28155 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28156 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28157 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28158 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28159 assembler dialect choice from asm templates.
28161 2007-02-12 Richard Henderson <rth@redhat.com>
28163 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28164 (fixuns_trunc<SSEMODEF>si2): Use it.
28165 * config/i386/sse.md (vec_setv4sf_0): Export.
28166 * config/i386/i386.c (ix86_build_const_vector): Export.
28167 (ix86_split_convert_uns_si_sse): Rename from
28168 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28169 * config/i386/i386-protos.h: Update.
28171 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28174 * c-typeck.c (c_finish_return): Improve warning message.
28176 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28178 * alias.c (find_symbolic_term): Delete unused function.
28180 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28182 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28183 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28184 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28186 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28188 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28189 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28190 the function, temporarily point the debug interface to the null one.
28192 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28194 * dwarf2out.c (round_up_to_align): New static function.
28195 (field_byte_offset): Use it to round the offset.
28197 2007-02-12 Richard Henderson <rth@redhat.com>
28199 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28200 (inswl_const): Export.
28202 2007-02-12 Richard Henderson <rth@redhat.com>
28204 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28205 result mode of the libcall, convert back to outmode.
28207 2007-02-12 Roger Sayle <roger@eyesopen.com>
28209 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28210 (bswapdi2): New define_expand to implement 32-bit implementation.
28212 2007-02-12 Nick Clifton <nickc@redhat.com>
28214 * doc/invoke.texi (Overall Options): Document --help=.
28215 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28216 (cc1_options): Pass --help= on to cc1.
28217 (display_help): Add description of --help=.
28218 (process_command): Add code to handle --help=. Allow translated
28219 --help and --target-help switches to be passed on to compiler
28221 (main): Remove unused if statement.
28222 * opts.c (columns): Remove.
28223 (LEFT_COLUMN): Define.
28224 (wrap_help): Add columns argument.
28225 (print_filtered_help): Change parameters to be an include bitmask,
28226 an exclude bitmask, an any bitmask and the column width. Move the
28227 code to display the params list here. Add code to display the
28228 status of options rather than their descriptions if the quiet flag
28230 (print_specific_help): Change parameters to be an include bitmask,
28231 an exclude bitmask and an any bitmask. Move code to look up the
28232 column width here. Decide upon the title for an options listing.
28233 (common_handle_options): Add code to handle --help=. Adapt code
28234 for --help and --target-help to use the revised form of the
28235 print_specific_help function.
28236 (print_help): Delete.
28237 (print_param_help): Delete.
28238 (print_switch): Delete.
28239 * opts.h (cl_lang_count): Add prototype.
28240 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28241 CL_MAX_OPTION_CLASS): New defines.
28242 * optc-gen.awk: Add construction of cl_lang_count.
28243 * c.opt: Add Warning attribute to warning options and Optimization
28244 attribute to optimization options.
28245 * common.opt: Likewise.
28247 Add -fhelp and -ftarget-help as aliases for the transformed --help
28248 and --target-help options.
28249 * opt-functions.awk: Add code to handle Warning and Optimization
28252 2007-02-12 Richard Henderson <rth@redhat.com>
28254 * config/alpha/constraints.md: New file.
28255 * config/alpha/alpha.c: Include tm-constrs.h.
28256 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28257 alpha_extra_constraint): Remove.
28258 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28259 * config/alpha/alpha-protos.h: Update.
28260 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28261 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28262 (EXTRA_CONSTRAINT): Remove.
28263 * config/alpha/alpha.md: Include constraints.md.
28264 (adddi splitter): Use satisfies_constraint_*.
28265 * config/alpha/predicates.md (add_operand): Likewise.
28266 (sext_add_operand, addition_operation): Likewise.
28268 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28270 PR tree-optimization/29145
28271 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28272 in our handling of restrict qualified pointers.
28274 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28277 * doc/invoke.texi (Wunused-value): Update description.
28278 (Wextra): Delete item.
28279 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28280 value of Wunused-value.
28281 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28282 (c_finish_stmt_expr): Don't check extra_warnings.
28283 (emit_side_effect_warnings): The caller is responsible to check
28286 2007-02-11 Roger Sayle <roger@eyesopen.com>
28287 Matt Thomas <matt@3am-software.com>
28289 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28291 2007-02-11 Roger Sayle <roger@eyesopen.com>
28293 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28294 comparisons of POPCOUNT against zero.
28295 (simplify_const_relational_operation): Likewise.
28297 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28299 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28301 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28303 * dwarf2out.c (root_type): Delete unused function.
28305 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28307 * genattrtab.c (contained_in_p): Delete unused function.
28308 (write_expr_attr_cache): Likewise.
28310 2007-02-11 Jan Hubicka <jh@suse.cz>
28312 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28315 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28317 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28318 to add the REG_EQ* note.
28319 * see.c (see_merge_one_use_extension): Likewise.
28320 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28321 turn REG_EQUAL notes into REG_EQUIV notes if the target
28322 register may have more than one set.
28323 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28324 * gcse.c (try_replace_reg): Likewise.
28325 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28326 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28327 more than one REG_EQUIV note.
28328 * reload1.c (gen_reload): Use set_unique_reg_note.
28330 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28332 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28333 (ix86_builtin_conversion): New function.
28335 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28338 * tree.h (DECL_REPLACEABLE_P): New macro.
28339 * except.c (set_nothrow_function_flags): Likewise.
28341 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28342 Ira Rosen <irar@il.ibm.com>
28343 Dorit Nuzman <dorit@il.ibm.com>
28345 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28346 * targhooks.c (default_builtin_vectorized_conversion): New.
28347 * targhooks.h (default_builtin_vectorized_function): New declaration.
28348 * target.h (struct vectorize): Add builtin_conversion field.
28349 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28350 stmt_vec_info_type value.
28351 (vectorizable_conversion): New declaration.
28352 * tree-vect-analyze.c (vect_analyze_operations): Add
28353 vectorizable_conversion call.
28354 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28355 * tree-vect-transform.c (vectorizable_conversion): New function.
28356 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28357 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28359 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28360 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28361 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28362 or ALTIVEC_BUILTIN_VCFSX.
28364 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28367 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28368 CONST_DOUBLE and operand 0 is a hard register.
28369 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28370 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28371 is a hard floating-point register.
28373 2007-02-10 Richard Henderson <rth@redhat.com>
28374 Jakub Jelinek <jakub@redhat.com>
28375 Alexandre Oliva <aoliva@redhat.com>
28377 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28378 * builtin-types.def (BT_WORD): Make unsigned.
28379 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28380 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28381 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28382 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28383 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28384 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28386 * expr.c (emutls_var_address): New.
28387 (expand_expr_real_1): Expand emulated tls.
28388 (expand_expr_addr_expr_1): Likewise.
28389 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28390 * output.h (emutls_finish): Declare.
28391 * toplev.c (compile_file): Call it.
28392 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28393 address before wrapping in CONST.
28394 * varasm.c (emutls_htab, emutls_object_type): New.
28395 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28396 (get_emutls_object_name, get_emutls_object_type): New.
28397 (get_emutls_init_templ_addr, emutls_decl): New.
28398 (emutls_common_1, emutls_finish): New.
28399 (assemble_variable): When emulating tls, swap decls; generate
28400 constructor for the emutls objects.
28401 (do_assemble_alias): When emulating tls, swap decl and target name.
28402 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28404 * varpool.c (decide_is_variable_needed): Look at force_output.
28405 Recurse for emulated tls.
28406 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28407 with decide_is_variable_needed.
28408 * emutls.c: New file.
28409 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28410 tls_object for real tls.
28412 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28414 PR rtl-optimization/29599
28415 * reload1.c (eliminate_regs_in_insn): Take the destination
28416 mode into account when computing the offset.
28418 2007-02-09 Stuart Hastings <stuart@apple.com>
28419 Richard Henderson <rth@redhat.com>
28421 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28422 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28423 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28424 fixuns_truncdfhi2): New.
28425 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28426 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28427 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28428 (floatunssidf2): Allow nonimmediate source.
28429 * config/i386/sse.md (movdi_to_sse): New.
28430 (vec_concatv2di): Drop '*'.
28431 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28432 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28433 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28435 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28436 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28437 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28438 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28439 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28440 ix86_build_const_vector.
28441 (x86_emit_floatuns): Rewrite.
28443 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28445 * genautomata.c (longest_path_length): Delete unused function.
28446 (struct state): Delete unused longest_path_length.
28447 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28448 (get_free_state): Delete unused.
28450 2007-02-09 Jan Hubicka <jh@suse.cz>
28452 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28453 * doc/invoke.texi (inline-unit-growth): Update default value.
28455 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28456 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28457 (rebuild_cgraph_edges): Likewise.
28458 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28459 (dump_cgraph_node): Dump frequencies.
28460 (cgraph_clone_edge): Add frequency scales.
28461 (cgraph_clone_node): Add freuqnecy.
28462 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28463 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28464 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28465 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28466 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28467 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28468 (save_inline_function_body): Likewise.
28469 * ipa-inline.c: inluce rtl.h
28470 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28471 (cgraph_edge_badness): Use frequencies.
28472 (cgraph_decide_recursive_inlining): Update clonning.
28473 (cgraph_decide_inlining_of_small_function): Dump frequency.
28474 * predict.c (estimate_bb_frequencies): Export.
28475 * predict.h (estimate_bb_frequencies): Declare.
28476 * tree-inline.c (copy_bb): Watch overflows.
28477 (expand_call_inline): Update call of cgraph_create_edge.
28478 (optimize_inline_calls): Use TODO flags to update frequnecies.
28479 * passes.h: Include predict.h
28480 (init_optimization_passes): Move profile ahead.
28481 (execute_function_todo): Handle TODO_rebuild_frequencies.
28483 2007-02-09 Roger Sayle <roger@eyesopen.com>
28485 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28486 the insbl or inswl pattern into a register.
28488 2007-02-09 Roger Sayle <roger@eyesopen.com>
28490 * config/ia64/ia64.md (bswapdi2): New define_insn.
28492 2007-02-09 Richard Henderson <rth@redhat.com>
28494 * config/i386/constraints.md (Ym): New constraint.
28495 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28496 (movdi_1_rex64): Split sse and xmm general register moves from
28497 memory move alternatives. Use conditional register constraints.
28498 (movsf_1, movdf_integer): Likewise.
28499 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28500 (movdf_integer_rex64): New.
28501 (pushsf_rex64): Fix output constraints.
28502 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28503 (sse2_stored): Likewise.
28504 (sse2_storeq_rex64): New.
28505 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28506 amd and not generic.
28507 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28508 for optimize_size. Remove SF/DFmode hack.
28510 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28512 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28515 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28516 Richard Sandiford <richard@codesourcery.com>
28518 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28519 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28520 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28521 m68k/t-mlib to tmake_file.
28522 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28523 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28524 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28525 Allow it to be cf or m68k. Set m68k_arch_family. If that
28526 variable is not empty, add t-$m68k_arch_family to tmake_file.
28527 Add t-mlibs to tmake_file.
28528 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28529 * config/m68k/t-cf: New file.
28530 * config/m68k/t-m68k: Likewise.
28531 * config/m68k/t-mlibs: Likewise.
28532 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28533 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28534 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28535 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28536 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28538 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28539 (INSTALL_LIBGCC): Delete.
28540 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28541 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28542 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28543 (M68K_MLIB_CPU): Define.
28544 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28545 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28546 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28548 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28549 Richard Guenther <rguenther@suse.de>
28551 PR middle-end/23361
28552 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28553 against INT_MIN/INT_MAX.
28554 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28555 file if a loop is removed.
28557 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28559 * calls.c (store_one_arg): Pass correct alignment to
28560 emit_push_insn for non-BLKmode values.
28561 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28562 unaligned stack slot via a suitably aligned slot.
28564 2007-02-08 DJ Delorie <dj@redhat.com>
28566 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28568 (legal_subregs): Use unsigned char, make const.
28569 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28571 2007-02-08 Paul Brook <paul@codesourcery.com>
28573 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28574 special interworking needed.
28576 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28578 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28579 conditional to __SSE2__.
28580 (Entries below should have been added to first ChangeLog
28581 entry for amdfam10 dated 2007-02-05)
28582 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28584 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28586 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28589 2007-02-08 DJ Delorie <dj@redhat.com>
28591 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28592 * config/m32c/m32c.c (legal_subregs): New.
28593 (m32c_illegal_subreg_p): New.
28594 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28595 unsupported subregs of hard regs.
28597 2007-02-08 Jan Hubicka <jh@suse.cz>
28599 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28600 the same one; always update histograms.
28602 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28604 * passes.c (init_optimization_passes): Tidy comment.
28606 2007-02-08 Roger Sayle <roger@eyesopen.com>
28608 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28609 strip zero_extend, bswap and rotates from POCOUNT's argument.
28610 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28611 zero_extend and rotates from PARITY's argument.
28612 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28613 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28614 of an integer constant at compile-time.
28616 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28619 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28621 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28624 * tree-ssa-live.c (remove_unused_locals): Do not remove
28625 TREE_ADDRESSABLE variables.
28626 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28627 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28628 FOR_CLOBBER. Update all users.
28629 If VAR has an associated alias set, add a virtual operand for
28630 it if no alias is found to conflict with the memory reference.
28632 2007-02-07 Jan Hubicka <jh@suse.cz>
28633 Robert Kidd <rkidd@crhc.uiuc.edu>
28635 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28637 2007-02-07 Ian Lance Taylor <iant@google.com>
28639 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28641 2007-02-07 Roger Sayle <roger@eyesopen.com>
28643 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28644 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28645 tablejumpdi, movsi_to_cr_one): Remove constraints from
28646 define_expand's match_operands.
28648 2007-02-07 Roger Sayle <roger@eyesopen.com>
28650 * global.c (compute_regsets): Move declatation of "i" inside of
28651 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28653 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28656 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28657 of INDIRECT_REF <RESULT_DECL>.
28659 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28661 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28662 Kaz Kojima <kkojima@gcc.gnu.org>
28665 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28667 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28669 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28671 * doc/loop.texi: Document possibility not to perform disambiguation
28672 of loops with multiple latches.
28673 * cfgloopmanip.c (alp_enum_p): Removed.
28674 (add_loop): Handle subloops. Use get_loop_body_with_size.
28675 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28676 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28677 the new forwarder block.
28678 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28679 Handle the case latch is NULL.
28680 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28681 modifications when marking loop exits.
28682 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28684 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28685 disambiguate_loops_with_multiple_latches.
28686 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28687 before fix_loop_structure.
28688 * cfgloop.c: Include pointer-set.h and output.h.
28689 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28690 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28691 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28692 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28693 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28694 disambiguate_multiple_latches, get_loop_body_with_size,
28695 disambiguate_loops_with_multiple_latches): New functions.
28696 (flow_loop_dump): Dump multiple latch edges.
28697 (flow_loop_nodes_find): Handle loops with multiple latches.
28698 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28699 (glb_enum_p): Modified.
28700 (get_loop_body): Use get_loop_body_with_size.
28701 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28702 (AVOID_CFG_MODIFICATIONS): New constant.
28703 (disambiguate_loops_with_multiple_latches, add_loop,
28704 get_loop_body_with_size): Declare.
28705 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28707 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28709 PR inline-asm/28686
28710 * global.c (compute_regsets): New function.
28711 (global_alloc): Refactored ELIMINABLE_REGSET
28712 and NO_GLOBAL_ALLOC_REGS computation out.
28713 (rest_of_handle_global_alloc): Call compute_regsets()
28714 for non-optimizing case.
28716 2007-02-06 Richard Henderson <rth@redhat.com>
28718 * config/i386/constraints.md (Y2): Rename from Y.
28719 (Yi): New constraint.
28720 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28721 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28722 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28723 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28724 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28725 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28726 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28727 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28728 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28729 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28730 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28731 vec_extractv2si_1): Change Y constraints to Y2.
28732 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28733 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28734 Change Y constraints to Y2.
28735 (sse2_loadld): Change Y constraints to x.
28737 2007-02-06 Roger Sayle <roger@eyesopen.com>
28739 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28740 (parity<mode>2): New define_expand using rs6000_emit_parity.
28741 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28742 rs6000_emit_parity): New functions.
28743 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28744 rs6000_emit_parity): Prototype here.
28746 2007-02-06 Ian Lance Taylor <iant@google.com>
28748 * lower-subreg.c (simple_move_operand): Reject CONST.
28749 (resolve_clobber): Call validate_change rather than directly
28750 assigning to XEXP (pat, 0).
28752 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28754 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28755 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28756 (tree-cfg.o): Remove hashtab.h dependency.
28758 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28759 (struct ivopts_data): Change niters to pointer_map_t.
28760 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28761 (niter_for_exit): Create pointer_map on demand. Change for
28763 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28764 (free_loop_data): Destroy data->niters if created and reset field.
28765 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28766 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28768 * tree-ssa-reassoc.c: Include pointer-set.h.
28769 (bb_rank): Change to long *.
28770 (operand_rank): Change to pointer_map_t.
28771 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28772 (insert_operand_rank): Accept long.
28773 (operand_entry_hash, operand_entry_eq): Remove.
28774 (get_rank): Return long. Adjust for changes above.
28775 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28777 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28779 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28780 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28781 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28783 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28784 directly since it cannot be NULL.
28785 (get_vi_for_tree): Rewrite for pointer_map API.
28786 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28787 (init_alias_vars): Create vi_for_tree as pointer_map.
28788 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28790 * tree-cfg.c: Don't include hashtab.h.
28791 (edge_to_cases): Declare as pointer_map.
28792 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28794 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28795 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28796 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28798 (record_switch_edge): Delete.
28799 (get_cases_for_edge): Adjust for pointer_map API, inline
28800 record_switch_edge (rewritten for new API), remove goto.
28802 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28804 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28805 * tree-nested.c: Include pointer-set.h.
28806 (var_map_elt, var_map_eq, var_map_hash): Delete.
28807 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28808 to pointer_map_t's.
28809 (nesting_info_bitmap_obstack): New.
28810 (lookup_field_for_decl): Adjust for pointer_map API.
28811 (lookup_tramp_for_decl): Adjust for pointer_map API.
28812 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28813 (get_local_debug_decl): Adjust for pointer_map API.
28814 (convert_nl_goto_reference): Adjust for pointer_map API.
28815 (convert_nl_goto_receiver): Adjust for pointer_map API.
28816 (create_nesting_tree): Create outside GGC space. Create bitmap on
28817 the new obstack. Create field_map and var_map as pointer_maps.
28818 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28820 (lower_nested_functions): Move root here, no need to NULL it.
28821 Initialize and release the obstack.
28823 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28825 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28826 Remove prototypes and make them non-static.
28827 (struct tree_int_map): Remove.
28828 * tree.h (struct tree_int_map): Move here, turning TO into an
28830 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28832 * tree.h (TREE_COMPLEXITY): Remove.
28833 (struct tree_exp): Remove complexity field.
28834 * tree.c (build1_stat): Don't set it.
28836 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28837 Victor Kaplansky <victork@il.ibm.com>
28839 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28840 (vect_is_simple_reduction): Support reduction with induction as
28841 one of the operands.
28842 (vect_is_simple_iv_evolution): Fix formatting.
28843 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28844 formatting. Don't mark induction phis for vectorization.
28845 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28846 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28847 (vect_get_vec_def_for_operand): Support induction.
28848 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28850 (vectorizable_reduction): Support reduction with induction as one of
28852 (vectorizable_type_demotion): Use def-type of stmt argument rather
28853 than dummy def-type.
28855 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28856 flag_tree_scev_cprop.
28857 * common.opt (tree-scev-cprop): New flag.
28859 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28860 call to vect_get_new_vect_var.
28862 2007-02-06 Ira Rosen <irar@il.ibm.com>
28864 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28865 vectype is not NULL.
28866 (vect_pattern_recog_1): Likewise.
28868 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28870 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28871 (fold_negate_expr): Likewise.
28873 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28876 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28877 even if cv-qualification is the same.
28879 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28881 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28882 __enable_execute_stack on completion.
28884 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28886 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28887 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28888 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28889 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28890 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28891 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28892 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28893 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28895 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28897 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28898 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28899 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28900 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28901 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28902 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28903 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28904 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28905 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28906 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28907 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28908 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28909 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28910 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28911 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28912 sqrtextenddfxf2_i387): Added amdfam10_decode.
28914 * config/i386/athlon.md (athlon_idirect_amdfam10,
28915 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28916 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28917 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28918 athlon_ivector_store_amdfam10): New define_insn_reservation.
28919 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28922 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28924 * config/i386/athlon.md (athlon_call_amdfam10,
28925 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28926 define_insn_reservation.
28927 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28928 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28929 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28931 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28933 * config/i386/athlon.md (athlon_sseld_amdfam10,
28934 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28935 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28937 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28939 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28940 define_insn_reservation.
28941 * config/i386/i386.md (sseins): Added sseins to define_attr type
28942 and define_attr unit.
28943 * config/i386/sse.md: Set type attribute to sseins for insertq
28946 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28948 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28949 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28950 ssecomi_load_amdfam10, ssecomi_amdfam10,
28951 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28952 define_insn_reservation.
28953 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28955 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28957 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28958 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28959 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28960 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28961 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28962 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28963 define_insn_reservation.
28965 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28966 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28967 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28968 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28969 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28971 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28973 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28974 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28975 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28976 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28977 athlon_ssemul_load_k8): Added amdfam10.
28979 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28981 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28982 (x86_sse_unaligned_move_optimal): New variable.
28984 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28986 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28987 for unaligned vector SSE double/single precision loads for AMDFAM10.
28989 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28991 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28992 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28993 Define TARGET_CPU_DEFAULT_amdfam10.
28994 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28995 (processor_type): Add PROCESSOR_AMDFAM10.
28997 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28998 processor_type in config/i386/i386.h.
28999 Enable imul peepholes for TARGET_AMDFAM10.
29001 * config.gcc: Add support for --with-cpu option for amdfam10.
29003 * config/i386/i386.c (amdfam10_cost): New variable.
29004 (m_AMDFAM10): New macro.
29005 (m_ATHLON_K8_AMDFAM10): New macro.
29006 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29007 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29008 x86_promote_QImode, x86_integer_DFmode_moves,
29009 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29010 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29011 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29012 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29013 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29014 Enable/disable for amdfam10.
29015 (override_options): Add amdfam10_cost to processor_target_table.
29016 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29017 processor_alias_table.
29018 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29019 (ix86_adjust_cost): Add code for amdfam10.
29021 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29023 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29024 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29025 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29026 * config/i386/i386.h: Add builtin definition for SSE4A.
29027 * config/i386/i386.md: Add support for ABM instructions
29028 (popcnt and lzcnt).
29029 * config/i386/sse.md: Add support for SSE4A instructions
29030 (movntss, movntsd, extrq, insertq).
29031 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29032 Add -march=amdfam10 flag.
29033 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29034 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29036 * doc/extend.texi: Add documentation for SSE4A builtins.
29038 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29040 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29042 2007-02-05 Richard Guenther <rguenther@suse.de>
29044 * tree-vectorizer.h (vectorizable_function): Add argument type
29045 argument, change return type.
29046 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29047 * tree-vect-transform.c (vectorizable_function): Handle extra
29048 argument, return vectorized function decl.
29049 (build_vectorized_function_call): Remove.
29050 (vectorizable_call): Handle calls with result and argument types
29051 differing. Handle loop vectorization factor correctly.
29052 * targhooks.c (default_builtin_vectorized_function): Adjust for
29054 * targhooks.h (default_builtin_vectorized_function): Likewise.
29055 * target.h (builtin_vectorized_function): Add argument type
29057 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29058 extra argument, allow vectorizing of lrintf.
29059 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29060 documentation of target hook.
29062 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29065 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29066 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29067 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29069 2007-02-05 Roger Sayle <roger@eyesopen.com>
29071 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29072 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29073 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29074 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29075 before canonicalizing sincos to cexpi.
29076 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29078 2007-02-05 Roger Sayle <roger@eyesopen.com>
29080 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29081 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29082 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29084 2007-02-05 Roger Sayle <roger@eyesopen.com>
29086 * mips-tfile.c (initialize_init_file): Correct endianness test.
29088 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29090 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29091 the 'y' constraint.
29093 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29095 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29096 saves in a PARALLEL before the register assignments.
29098 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29100 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29101 DWARF_FRAME_RETURN_COLUMN to be a general register.
29102 * dwarf2out.c (init_return_column_size): New function, split from...
29103 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29104 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29105 to be nongeneral registers.
29106 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29108 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29109 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29111 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29113 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29115 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29117 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29118 (remove_path): Use can_remove_branch_p and remove_branch instead
29119 of loop_delete_branch_edge.
29120 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29121 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29122 Update profile using scale_dominated_blocks_in_loop.
29123 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29124 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29125 (can_remove_branch_p, remove_branch): Declare.
29126 * tree-cfg.c (tree_can_remove_branch_p): New function.
29127 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29128 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29129 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29131 2007-02-05 Jan Hubicka <jh@suse.cz>
29133 PR middle-end/30696
29134 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29135 nodes in cgraph, don't remove offline copy of the function.
29137 2007-02-04 Jan Hubicka <jh@suse.cz>
29139 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29140 vectors might cause maybe_lookup_element_for_expr to be called
29141 on non-sra-candidate.
29143 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29145 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29146 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29147 spelling conventions.
29149 2007-02-04 Richard Guenther <rguenther@suse.de>
29151 PR middle-end/30636
29152 * fold-const.c (try_move_mult_to_index): Make sure to not
29153 overflow one dimension of a multi-dimensional array access.
29155 2007-02-04 Jan Hubicka <jh@suse.cz>
29157 * passes.c (init_optimization_passes): Reindent.
29159 2007-02-04 Jan Hubicka <jh@suse.cz>
29160 Eric Botcazou <ebotcazou@adacore.com>
29162 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29163 (execute_fixup_cfg): Break out the abnormal goto code.
29164 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29165 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29166 (optimize_inline_calls): Call make_nonlocal_label_edges.
29168 2007-02-04 Jan Hubicka <jh@suse.cz>
29170 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29171 true when something was changed.
29172 (rename_ssa_copies): When something was changed, do
29173 TODO_remove_unused_locals.
29174 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29175 add TODO_remove_unused_locals when instruction was removed.
29177 2007-02-04 Jan Hubicka <jh@suse.cz>
29179 * ipa-inline.c (try_inline): Improve debug output; work on already
29181 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29182 call try_inline for already inlined edges too when flattening;
29183 inline also functions that make callee growth but overall unit size
29186 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29188 * config/m32c/bitops.md, config/m32c/jump.md,
29189 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29190 config/m32r/m32r.h, config/m32r/m32r.md,
29191 config/m32r/predicates.md, config/m68hc11/larith.asm,
29192 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29193 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29194 config/mips/mips-protos.h, config/mips/mips.c,
29195 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29196 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29197 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29198 spelling conventions.
29200 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29201 Follow spelling conventions.
29203 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29205 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29206 warn about C++0x compatibility.
29208 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29210 * config/h8300/h8300.c, config/h8300/h8300.h,
29211 config/h8300/h8300.md: Follow spelling conventions.
29213 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29215 PR middle-end/30667
29216 * combine.c (try_combine): Do not substitute source operand
29217 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29219 2007-02-03 Jan Hubicka <jh@suse.cz>
29221 PR gcov-profile/30650
29222 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29223 do not divide by zero for never executed counters.
29224 (tree_find_values_to_profile): Fix counters.
29225 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29227 2007-02-03 Ian Lance Taylor <iant@google.com>
29229 * lower-subreg.c (simple_move_operand): New static function,
29230 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29232 (simple_move): Call simple_move_operand.
29233 (find_decomposable_subregs): Add special handling of MEMs.
29234 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29235 meaning of return value. If we see a hard register, test whether
29236 it can store a word_mode value. Change all callers.
29238 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29240 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29241 ftrapv insns and expanders.
29242 (subdi3): Change define_expand operand 1 to arith11_operand, and
29243 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29244 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29245 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29248 PR middle-end/30174
29249 * varasm.c (notice_global_symbol): Treat global objects as weak when
29250 flag_shlib is true.
29252 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29254 * emit-rtl.c (dconstpi): Delete.
29255 (dconstsqrt2): New.
29256 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29257 * real.h (dconstpi): Delete.
29258 (dconstsqrt2): New.
29259 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29260 (fold_builtin_hypot): Likewise.
29262 2007-02-03 Tom Tromey <tromey@redhat.com>
29265 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29266 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29268 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29270 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29271 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29272 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29273 config/rs6000/cell.md, config/rs6000/darwin.h,
29274 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29275 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29276 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29277 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29278 typos. Follow spelling conventions.
29279 * doc/invoke.texi: Follow spelling conventions.
29281 2007-02-03 Roger Sayle <roger@eyesopen.com>
29283 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29284 canonicalization transformations that attempt to simplify integer
29285 constant comparisons to become comparisons against zero.
29287 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29289 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29291 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29292 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29294 2007-02-02 Mike Stump <mrs@apple.com>
29296 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29297 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29298 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29299 generate a branch island.
29301 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29303 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29304 (xtensa_legitimate_address_p): New.
29305 (xtensa_legitimize_address): New.
29306 (xtensa_output_addr_const_extra): New.
29307 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29309 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29310 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29311 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29312 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29313 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29314 (xtensa_legitimize_address): New.
29315 (xtensa_output_addr_const_extra): New.
29317 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29319 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29321 2007-02-02 Ian Lance Taylor <iant@google.com>
29323 * expmed.c (expand_divmod): Add comment.
29325 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29327 * emit-rtl.c (renumber_insns): Remove.
29328 * flags.h: Remove the extern for flag_renumber_insns.
29329 * rtl.h: Remove the prototype for renumber_insns.
29330 * toplev.c (flag_renumber_insns): Remove.
29332 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29334 Revert for x86 darwin:
29335 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29337 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29338 code before the following patch under TARGET_MACHO.
29339 (ix86_function_value_regno_p): Likewise.
29341 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29343 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29346 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29349 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29350 loads to general or fp registers. Add comments.
29351 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29353 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29355 * pointer-set.c (insert_aux): Only return insertion slot.
29356 (pointer_set_insert): Adjust.
29357 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29358 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29359 pointer_map_traverse): New.
29360 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29361 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29362 pointer_map_contains, pointer_map_traverse): Declare.
29364 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29366 PR middle-end/30473
29367 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29368 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29370 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29372 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29374 (struct _dep): New type.
29375 (dep_t): New typedef.
29376 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29377 (DEP_STATUS): New access macro. The macro with the same name was
29378 renamed to DEP_LINK_STATUS.
29379 (dep_init): Declare function
29381 (struct _dep_link): New type.
29382 (dep_link_t): New typedef.
29383 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29384 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29385 (DEP_LINK_STATUS): New macro.
29386 (debug_dep_links): New debug function.
29388 (struct _deps_list): New type.
29389 (deps_list_t): New typedef.
29390 (DEPS_LIST_FIRST): New access macro.
29391 (FOR_EACH_DEP_LINK): New cycle macro.
29392 (create_deps_list, free_deps_list, delete_deps_list): Declare
29394 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29395 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29396 (copy_deps_list_change_con): Ditto.
29398 (move_dep_link): Declare function.
29400 (struct _dep_node): New type.
29401 (dep_node_t): New typedef.
29402 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29404 (struct haifa_insn_data.back_deps): New field to hold backward
29405 dependencies of the insn.
29406 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29408 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29409 Change its type to deps_list_t.
29410 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29411 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29412 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29414 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29416 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29418 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29420 (dep_cost): Declare.
29422 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29423 (ds_to_dk, dk_to_ds): New functions.
29425 (init_dep_1): New static function.
29426 (init_dep): New function.
29427 (copy_dep): New static function.
29429 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29431 (detach_dep_link): New static function.
29432 (move_dep_link): New function.
29434 (dep_links_consistent_p, dump_dep_links): New static functions.
29435 (debug_dep_links): New debugging function.
29437 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29439 (alloc_deps_list, init_deps_list): New static functions.
29440 (create_deps_list): New function.
29441 (clear_deps_list): New static function.
29442 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29443 (deps_list_consistent_p, dump_deps_list): New static functions.
29444 (debug_deps_list): New function.
29445 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29447 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29449 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29450 use new scheduler dependencies lists.
29451 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29452 (sched_analyze): Ditto. Initialize dependencies lists.
29453 (add_forw_dep, compute_forward_dependences): Update to use new
29454 scheduler dependencies lists.
29456 (init_dependency_caches): Init deps_obstack.
29457 (free_dependency_caches): Free deps_obstack.
29459 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29460 new scheduler dependencies lists.
29461 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29462 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29464 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29465 Update to use new scheduler dependencies lists.
29466 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29467 (debug_dependencies): Ditto.
29468 (schedule_region): Update comments.
29470 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29471 scheduler dependencies lists.
29472 (schedule_ebb): Update comments.
29474 * rtl.def (DEPS_LIST): Remove.
29476 * lists.c (unused_deps_list): Remove.
29477 (free_list): Update assertions.
29479 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29480 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29482 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29483 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29485 * haifa-sched.c (comments): Update.
29486 (insn_cost1): Remove. Inline the code into insn_cost ().
29487 (insn_cost): Update to use new scheduler dependencies lists. Move
29488 processing of the dependency cost to dep_cost ().
29489 (dep_cost): New function. Use it instead of insn_cost () when
29490 evaluating cost of the dependency. Use compatible interface to
29491 interact with the target.
29492 (priority): Update to use new scheduler dependencies lists.
29493 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29494 with greater number of insns that depend on the insn.
29495 (schedule_insn): Update to use new scheduler dependencies lists. Add
29496 code to free backward dependencies lists. Inline and optimize code
29497 from resolve_dep () - see PR28071.
29498 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29499 lists. Update call to targetm.sched.is_costly_dependence hook.
29501 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29502 scheduler dependencies lists.
29504 (resolve_dep): Remove. Move the logic to schedule_insn ().
29505 (init_h_i_d): Initialize dependencies lists.
29507 (process_insn_depend_be_in_spec): Rename to
29508 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29509 dependencies lists.
29510 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29511 Update to use new scheduler dependencies lists.
29512 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29514 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29515 new scheduler dependencies lists.
29516 (build_intra_loop_deps): Ditto.
29518 * target.h (struct _dep): Declare to use in
29519 gcc_target.sched.is_costly_dependence.
29520 (struct gcc_target.sched.adjust_cost): Fix typo.
29521 (struct gcc_target.sched.is_costly_dependence): Change signature to
29522 use single dep_t parameter instead of an equivalent triad.
29523 (struct gcc_target.sched.adjust_cost_2): Remove.
29525 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29527 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29529 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29531 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29533 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29534 (REG_DEP_TRUE): Document.
29536 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29537 Change signature to correspond to the targetm.sched.adjust_cost hook.
29538 Update use in TARGET_SCHED_ADJUST_COST_2.
29539 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29540 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29541 new scheduler dependencies lists.
29542 (ia64_gen_check): Ditto.
29544 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29545 scheduler dependencies lists.
29547 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29548 signature to correspond to the targetm.sched.is_costly_dependence hook.
29549 (is_costly_group): Update to use new scheduler dependencies lists.
29551 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29552 instead of INSN_COST () macro.
29554 2007-02-01 Ian Lance Taylor <iant@google.com>
29556 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29558 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29560 * pa.md (tp_load): Correct mfctl instruction syntax.
29562 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29564 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29565 altivec_padding_size calculation on AIX. Improve comment, add
29566 assert to verify that it's right.
29568 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29571 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29573 PR inline-asm/28686
29574 * global.c (global_alloc): Add mising initialization of
29577 2007-02-01 Roger Sayle <roger@eyesopen.com>
29579 * alias.c (init_alias_analysis): Correct whitespace.
29580 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29581 partition_hot_cold_basic_blocks): Likewise.
29582 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29583 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29584 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29585 fold_builtin_snprintf_chk, fold_builtin_printf,
29586 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29587 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29588 * cfgcleanup.c (cleanup_cfg): Likewise.
29589 * cfgexpand.c (tree_expand_cfg): Likewise.
29590 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29591 * function.c (get_next_funcdef_no): Likewise.
29592 * gengtype.c (main): Likewise.
29593 * genmodes.c (main): Likewise.
29594 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29595 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29596 * ifcvt.c (noce_emit_move_insn): Likewise.
29597 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29599 * stor-layout.c (get_best_mode): Likewise.
29600 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29601 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29602 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29603 perform_var_substitution, solve_graph): Likewise.
29604 * tree-vrp.c (vrp_finalize): Likewise.
29606 2007-02-01 Ian Lance Taylor <iant@google.com>
29608 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29609 high part of a paradoxical subreg, return a constant zero.
29611 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29613 * toplev.c (lang_dependent_init): Call init_set_costs.
29614 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29616 2007-02-01 Richard Guenther <rguenther@suse.de>
29618 PR middle-end/30656
29619 * fold-const.c (fold_negate_expr): Allow negating a
29620 constant if overflow does not change.
29622 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29624 * doc/c-tree.texi (Expression trees): Improve markup.
29625 * doc/tm.texi (Register Classes, Addressing Modes)
29626 (Floating Point): Fix spacing after abbreviations. Fix some
29629 2007-02-01 Ben Elliston <bje@au.ibm.com>
29631 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29632 * doc/contrib.texi: Likewise.
29633 * doc/install.texi: Likewise.
29635 2007-01-31 Richard Henderson <rth@redhat.com>
29636 Ian Lance Taylor <iant@google.com>
29638 * lower-subreg.c: New file.
29639 * rtl.def (CONCATN): Define.
29640 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29641 pass_lower_subreg2.
29642 * emit-rtl.c (update_reg_offset): New static function, broken out
29643 of gen_rtx_REG_offset.
29644 (gen_rtx_REG_offset): Call update_reg_offset.
29645 (gen_reg_rtx_offset): New function.
29646 * regclass.c: Revert patch of 2006-03-05, restoring
29648 (clear_reg_info_regno): New function.
29649 * dwarf2out.c (concatn_loc_descriptor): New static function.
29650 (loc_descriptor): Handle CONCATN.
29651 * common.opt (fsplit_wide_types): New option.
29652 * opts.c (decode_options): Set flag_split_wide_types when
29654 * timevar.def (TV_LOWER_SUBREG): Define.
29655 * rtl.h (gen_reg_rtx_offset): Declare.
29656 (reg_scan_update): Declare.
29657 * regs.h (clear_reg_info_regno): Declare.
29658 * tree-pass.h (pass_lower_subreg): Declare.
29659 (pass_lower_subreg2): Declare.
29660 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29661 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29662 -fsplit-wide-types.
29663 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29664 * Makefile.in (OBJS-common): Add lower-subreg.o.
29665 (lower-subreg.o): New target.
29667 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29669 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29671 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29674 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29676 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29678 PR middle-end/29335
29679 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29681 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29683 * cfgloop.h: Include vec-prim.h.
29684 (enum li_flags): Remove LI_ONLY_OLD.
29685 (loop_iterator): Changed.
29686 (fel_next, fel_init): Iterate over loop tree.
29687 (FOR_EACH_LOOP_BREAK): New macro.
29688 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29690 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29691 * modulo-sched.c (sms_schedule): Ditto.
29692 * tree-vectorizer.c (vectorize_loops): Ditto.
29693 * doc/loop.texi: Update information on loop numbering and behavior of
29694 FOR_EACH_LOOP wrto new loops.
29695 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29696 add_to_evolution_1): Test nestedness of loops instead of comparing
29698 * tree-chrec.c (chrec_fold_plus_poly_poly,
29699 chrec_fold_multiply_poly_poly, chrec_evaluate,
29700 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29701 reset_evolution_in_loop): Ditto.
29702 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29704 2007-01-31 Dirk Mueller <dmueller@suse.de>
29706 * c-common.c (warn_about_parentheses): Separate warning about
29707 un-parenthized sequence of comparison operators from the one
29708 which is supposed to warn about x <= y <= z.
29710 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29712 * optabs.h (enum optab_index): Add new OTI_isinf.
29713 (isinf_optab): Define corresponding macro.
29714 * optabs.c (init_optabs): Initialize isinf_optab.
29715 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29717 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29718 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29720 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29721 expand_builtin_interclass_mathfn.
29722 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29723 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29724 (fxam<mode>2_i387): New insn pattern.
29725 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29726 built-in functions as x87 inline asm.
29728 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29730 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29732 2007-01-30 Eric Christopher <echristo@apple.com>
29734 * config.gcc: Add geode.
29736 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29738 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29739 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29740 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29741 value-prof.c: Fix comment typos.
29743 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29746 * doc/invoke.texi (Wpointer-arith): Document warning.
29748 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29750 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29751 the list of discrepancies from the draft TR.
29753 2007-01-30 Dirk Mueller <dmueller@suse.de>
29756 * doc/invoke.texi (-Wreturn-type): Update description to
29757 match new behavior.
29759 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29761 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29763 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29765 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29766 to handle optabs that operate on floating point input argument and
29767 output to integer output.
29768 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29769 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29770 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29771 expand_builtin_interclass_mathfn ().
29772 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29773 (ilogbsi2): Remove.
29774 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29775 ilogbl built-in functions as x87 intrinsics.
29777 2007-01-30 Richard Guenther <rguenther@suse.de>
29779 PR middle-end/27657
29780 * dwarf2out.c (reference_to_unused): Query varpool if the
29781 variable was output.
29783 2007-01-30 Richard Guenther <rguenther@suse.de>
29785 PR middle-end/30313
29786 * passes.c (execute_one_pass): Reset in_gimple_form to not
29787 confuse non-unit-at-a-time mode.
29789 2007-01-29 Roger Sayle <roger@eyesopen.com>
29790 Richard Guenther <rguenther@suse.de>
29792 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29793 avoid undefined behaviour on overflow. Use force_fit_type_double
29794 to construct the constant with the specified TREE_OVERFLOW.
29796 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29798 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29799 * config/dfp-bit.h: Ditto.
29801 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29803 * c-decl.c (pop_scope): Replace warnings with call to
29804 warn_for_unused_label.
29805 * c-common.h (warn_for_unused_label): Declare.
29806 * c-common.c (warn_for_unused_label): Define.
29808 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29810 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29813 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29815 * Makefile.in (USER_H): Remove decfloat.h.
29816 * ginclude/decfloat.h: Delete, moving contents to ...
29817 * ginclude/float.h: Add support for decimal floating point,
29818 guarded by __STDC_WANT_DEC_FP__.
29820 2007-01-29 Mike Stump <mrs@apple.com>
29822 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29823 Analysis and Representation to resolve case insensitive conflict.
29824 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29826 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29828 * tree.h (struct tree_memory_tag): Add aliases member.
29829 (MTAG_ALIASES): New macro.
29830 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29831 (add_may_alias): Remove pointer-set. Update for may_aliases being
29833 (mark_aliases_call_clobbered): Update for may_aliases being a
29835 (compute_tag_properties): Ditto.
29836 (create_partition_for): Ditto.
29837 (compute_memory_partitions): Ditto.
29838 (dump_may_aliases_for): Ditto.
29839 (is_aliased_with): Ditto.
29840 (add_may_alias_for_new_tag): Ditto.
29841 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29842 (compute_is_aliased): New function.
29843 (compute_may_aliases): Call compute_is_aliased).
29844 (init_alias_info): Initialize alias_bitmap_obstack.
29845 (union_alias_set_into): New function.
29846 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29847 (have_common_aliases_p): Rewrite to take two bitmaps and use
29849 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29850 Update for bitmaps.
29851 (finalize_ref_all_pointers): Update for add_may_alias changes.
29852 (new_type_alias): Ditto.
29853 * tree-flow-inline.h (may_aliases): Return a bitmap.
29854 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29855 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29856 may_aliases being a bitmap.
29857 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29858 may_aliases now returns a bitmap.
29859 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29861 * tree-ssa-operands.c (add_virtual_operand): Update for
29862 may_aliases being a bitmap.
29864 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29866 PR tree-optimization/30630
29867 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29868 variable as changed.
29870 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29873 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29874 expanded only once even if an error occurs.
29876 2007-01-29 Ben Elliston <bje@au.ibm.com>
29878 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29879 (__gcov_average_profiler): Likewise.
29880 (__gcov_ior_profiler): Likewise.
29881 (__gcov_merge_ior): Likewise.
29883 2007-01-28 Jan Hubicka <jh@suse.cz>
29885 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29886 * value-prof.c (stringop_block_profile): Likewise.
29888 2007-01-28 Jan Hubicka <jh@suse.cz>
29890 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29891 Add variant handling histograms; add wrapper.
29892 (clear_storage_via_libcall): Export.
29893 (emit_block_move_hints): Break out from ...; add histograms.
29894 (emit_block_move): ... this one.
29895 (clear_storage_hints): Break out from ...; add histograms.
29896 (clear_storage): ... this one.
29897 (set_storage_via_memset): Handle histogram.
29898 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29899 (clear_storage_hints, clear_storage_via_libcall): Declare.
29900 (set_storage_via_setmem): Update prototype.
29901 * doc/md.texi (movmem, setmem): Document new arguments.
29903 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29904 Add new histograms.
29905 (stringop_block_profile): New global function.
29906 (tree_stringops_values_to_profile): Profile block size and alignment.
29907 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29909 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29910 (stringop_block_profile): Declare.
29911 * builtins.c: Include value-prof.h.
29912 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29913 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29914 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29915 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29916 * profile.c (instrument_values): Add new counters.
29917 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29919 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29920 (tree_init_edge_profiler): Build new profilers.
29921 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29922 (pass_tree_profile): Add dump.
29923 (tree_profile_hooks): Update.
29924 * Makefile.in (LIBGCOV): Add new constants.
29925 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29926 __gcov_ior_profiler): New.
29927 * i386.md (movmem/setmem expanders): Add new optional arguments.
29929 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29931 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29933 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29935 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29936 (tree_unswitch_single_loop): Pass eni_size_weights to
29937 tree_num_loop_insns.
29938 * tree-ssa-loop-manip.c: Include tree-inline.h.
29939 (can_unroll_loop_p): Pass eni_size_weights to
29940 tree_num_loop_insns.
29941 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29942 Pass eni_size_weights to estimate_num_insns.
29943 * tree.h (init_inline_once): Export.
29944 * toplev.c (backend_init): Call init_inline_once.
29945 * cgraphunit.c (cgraph_process_new_functions,
29946 cgraph_analyze_function): Pass eni_inlining_weights to
29947 estimate_num_insns.
29948 * ipa-inline.c (compute_inline_parameters): Ditto.
29949 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29950 to estimate_num_insns.
29951 (try_unroll_loop_completely): Pass eni_size_weights to
29952 tree_num_loop_insns.
29953 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29954 ot estimate_num_insns.
29955 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29956 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29957 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29958 eni_time_weights): New variables.
29959 (init_inline_once): Initialize them.
29960 (struct eni_data): Mew.
29961 (estimate_num_insns_1, estimate_num_insns): Use weights.
29962 * tree-inline.h (struct eni_weights_d): New.
29963 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29964 (estimate_num_insns): Declaration changed.
29965 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29966 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29967 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29969 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29971 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29972 relations in the conflict function is valid.
29974 2007-01-27 Ian Lance Taylor <iant@google.com>
29976 * common.opt: Add fstrict-overflow.
29977 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29978 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29979 (TYPE_OVERFLOW_UNDEFINED): Define.
29980 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29982 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29983 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29984 (fold_negate_expr): Likewise.
29985 (make_range): Likewise.
29986 (extract_muldiv_1): Likewise.
29987 (maybe_canonicalize_comparison): Likewise.
29988 (fold_comparison): Likewise.
29989 (fold_binary): Likewise.
29990 (tree_expr_nonnegative_p): Likewise.
29991 (tree_expr_nonzero_p): Likewise.
29992 * tree-vrp.c (compare_values): Likewise.
29993 (extract_range_from_binary_expr): Likewise.
29994 (extract_range_from_unary_expr): Likewise.
29995 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29997 (nowrap_type_p): Likewise.
29998 * tree-scalar-evolution.c (simple_iv): Likewise.
29999 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30000 (build_range_check): Likewise.
30001 (extract_muldiv_1): Likewise.
30002 (fold_comparison): Likewise.
30003 * tree-vrp.c (vrp_int_const_binop): Likewise.
30004 (extract_range_from_unary_expr): Likewise.
30005 * convert.c (convert_to_integer): Likewise.
30006 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30007 (fold_comparison): Likewise.
30008 (fold_binary): Likewise.
30009 * optabs.c (optab_for_tree_code): Likewise.
30010 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30011 * simplify-rtx.c (simplify_const_relational_operation): Check
30012 flag_strict_overflow and flag_trapv.
30013 (simplify_const_relational_operation): Likewise.
30014 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30015 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30018 2007-01-27 Roger Sayle <roger@eyesopen.com>
30020 * tree.c (tree_fold_gcd): Delete.
30021 * tree.h (tree_fold_gcd): Remove prototype.
30022 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30023 test whether one constant integer is a multiple of another. Instead
30024 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30025 * fold-const.c (multiple_of_p): We've determined both TOP and
30026 BOTTOM are integer constants so we can call int_const_binop directly
30027 instead of the more generic const_binop.
30029 2007-01-27 Roger Sayle <roger@eyesopen.com>
30031 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30032 1*X check that the constant hasn't overflowed, to preserve the
30034 (round_up): Provide an efficient implementation when rouding-up an
30035 INTEGER_CST to a power-of-two.
30037 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30039 * doc/sourcebuild.texi: Add comma for clarity.
30040 * doc/extend.texi: Fix some typos.
30041 * doc/passes.texi: Likewise.
30042 * doc/cppinternals.texi: Likewise.
30043 * doc/c-tree.texi: Likewise.
30044 * doc/tree-ssa.texi: Likewise.
30045 * doc/install.texi: Likewise.
30047 2007-01-27 Jan Hubicka <jh@suse.cz>
30049 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30050 (pass_sra): Do not require alias information.
30051 * passes.c (init_optimization_passes): Add SRA
30053 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30055 * tracer.c (rest_of_handle_tracer): We already cleaned
30056 up the CFG in tracer() so don't do it here again.
30057 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30058 cleanup_cfg here, either. And don't call renumber_insns.
30060 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30061 and BB_HEAD are in the insn stream here. Instead make sure
30062 that BB_INSN is valid on all insns. Also, do check here that
30063 there are no pending branch predictions...
30064 (rtl_verify_flow_info): ...instead of doing it here. Checks
30065 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30068 2007-01-26 Roger Sayle <roger@eyesopen.com>
30070 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30071 function to simplify/factorize operand order canonicalization.
30072 (ix86_fixup_binary_operands): Reorganize using the above function.
30073 (ix86_binary_operator_ok): Likewise.
30075 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30077 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30078 file scope from optimize_attrs.
30079 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30081 (optimize_attrs): Clear insn_code_values after freeing it.
30083 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30085 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30086 a parts.base assignment.
30088 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30090 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30091 (compute_subscript_distance, initialize_data_dependence_relation,
30092 finalize_ddr_dependent, analyze_ziv_subscript,
30093 analyze_siv_subscript_cst_affine,
30094 compute_overlap_steps_for_affine_univar,
30095 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30096 analyze_siv_subscript, analyze_miv_subscript,
30097 analyze_overlapping_iterations, subscript_dependence_tester_1,
30098 compute_self_dependence, free_dependence_relation): Work
30099 with affine_fn instead of chrecs.
30100 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30101 common_affine_function, affine_function_base,
30102 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30103 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30104 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30105 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30106 (all_chrecs_equal_p): Removed.
30107 * tree-data-ref.h (affine_fn, conflict_function): New types.
30108 (struct subscript): Change type of conflicting_iterations_in_a
30109 and conflicting_iterations_in_b.
30111 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30114 * config/pa/pa.h (TARGET_HPUX_11): New.
30115 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30116 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30118 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30119 Richard Guenther <rguenther@suse.de>
30121 * tree-ssa-structalias.c (solve_graph): Handle case
30122 we merged the variable to another.
30124 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30126 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30129 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30130 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30132 2007-01-25 DJ Delorie <dj@redhat.com>
30134 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30135 allow changes to modes which don't fit in those registers.
30137 * reload1.c (choose_reload_regs): Check for invalid subregs before
30138 computing their locations, not after.
30140 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30143 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30144 save Altivec registers in an eh_return function.
30145 (compute_vrsave_mask): Likewise.
30146 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30147 for saving Altivec registers.
30148 (rs6000_emit_prologue): Don't allocate stack twice in
30149 eh_return function. Correct expected value of altivec_save_offset
30150 when using save_world. Describe save of R0 to stack when using
30151 save_world. Describe stack pointer adjustment when using
30152 save_world. Remove duplicated eh_return parameter register saving.
30153 Update sp_offset variable after save_world.
30154 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30156 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30157 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30160 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30162 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30164 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30167 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30168 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30170 2007-01-25 Richard Guenther <rguenther@suse.de>
30172 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30173 * common.opt (-Wcoverage-mismatch): New warning option.
30174 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30175 if -Wcoverage-mismatch is given.
30177 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30179 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30180 (ipcp_driver): Change to static definition.
30181 Add dumping of the ifunctions.
30182 (constant_val_insert): Remove unused parameter. Support for SSA.
30183 (ipcp_propagate_const): Support for SSA.
30184 (ipcp_profile_bb_print): Print only analyzed nodes.
30185 (ipcp_replace_map_create): Remove support for Fortran constant
30187 * ipa-prop.c (ipa_method_modify_stmt,
30188 ipa_callsite_compute_param): Support for SSA.
30189 * ipa-prop.h (ipcp_driver): Remove declaration.
30190 (IS_VALID_TREE_MAP_INDEX): Add define.
30192 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30194 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30196 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30198 PR middle-end/30447
30199 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30200 constant argument to cabs and do it without checking for
30201 -funsafe-math-optimizations.
30203 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30205 * c-common.h (RID_FIRST_CXX0X): New.
30206 (RID_LAST_CXX0X): New.
30207 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30209 * c.opt (Wc++0x-compat): New.
30210 * doc/invoke.texi (-Wc++0x-compat): Document.
30212 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30214 * builtins.c (fold_builtin_carg): New.
30215 (fold_builtin_1): Use it.
30217 2007-01-24 Jan Hubicka <jh@suse.cz>
30219 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30221 * ipa-inline.c (initial_insns, max_insns): Delete.
30222 (compute_max_insns): New function.
30223 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30224 amount of insns as base for code growth.
30225 (cgraph_decide_inlining): Make initial_insns local; do not compute
30227 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30228 * doc/invoke.texi (inline-unit-growth): Update docs.
30230 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30232 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30233 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30234 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30235 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30236 for CPUs that have PTA_CX16 set.
30238 PR middle-end/27416
30239 * gimplify.c (omp_check_private): New function.
30240 (gimplify_scan_omp_clauses): Use it for
30241 firstprivate/lastprivate/reduction.
30243 PR middle-end/30494
30244 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30245 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30247 PR middle-end/30421
30248 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30249 If lower_lastprivate_clauses emits some statements, append them
30250 to dlist rather than body_p and to body_p append an initializer.
30251 (lower_omp_for): Adjust caller.
30253 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30255 * target.h (globalize_decl_name): New.
30256 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30257 * output.h (default_globalize_decl_name): New.
30258 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30260 (globalize_decl): Ditto.
30261 (default_globalize_decl_name): New.
30262 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30263 (ia64_handle_version_id_attribute): New.
30264 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30265 (ia64_asm_output_external): Use globalize_decl_name instead
30266 of globalize_label.
30267 * doc/extend.texi (version_id): New pragma.
30268 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30270 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30272 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30273 _uleb128_t and _Unwind_SWord with _sleb128_t.
30274 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30275 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30277 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30278 * unwind-pe.h (read_uleb128, read_sleb128,
30279 read_encoded_value_with_base): Likewise.
30280 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30282 2007-01-24 Richard Guenther <rguenther@suse.de>
30284 * builtins.c (expand_builtin_cexpi): Get the fndecl
30285 for cexp in the correct way.
30287 2007-01-24 Jan Hubicka <jh@suse.cz>
30289 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30292 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30294 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30295 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30296 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30297 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30298 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30299 __SIZEOF_PTRDIFF_T__.
30300 * doc/cpp.texi: Documentation for the new builtin macros added.
30302 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30304 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30305 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30306 instead of operands[2] to avoid access past the end of array.
30308 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30310 * reload1.c (emit_reload_insns): Pass the reload register
30311 for a non-spill output reload through forget_old_reloads_1.
30313 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30315 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30316 _SOFT_DOUBLE if doubles use software floating-point.
30317 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30318 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30319 * config/rs6000/darwin-ldouble.c: Also compile functions for
30320 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30321 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30322 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30323 commented-out long double override.
30324 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30325 * config/rs6000/eabispe.h: Likewise.
30326 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30327 long double for non-SPE.
30328 (rs6000_handle_option): Likewise.
30329 (invalid_e500_subreg): Disallow more subregs involding DImode,
30330 DFmode, TImode or TFmode.
30331 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30333 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30335 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30336 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30338 (rs6000_legitimate_address): Also check for TFmode for E500
30340 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30341 (spe_build_register_parallel): Handle TFmode and TCmode.
30342 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30344 (function_arg): Handle TFmode and TCmode for E500 double.
30345 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30347 (print_operand): Handle TFmode and TImode for %y.
30348 (rs6000_generate_compare): Handle TFmode comparisons for E500
30350 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30351 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30352 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30353 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30354 TFmode for E500 double.
30355 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30356 (floatsidf2): Enable for E500 double.
30357 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30358 (extenddftf2): Change to extenddftf2_fprs.
30359 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30360 depending on TARGET_E500_DOUBLE.
30361 (extendsftf2): Enable for E500 double.
30362 (trunctfdf2): Enable for E500 double.
30363 (trunctfsf2): Change to trunctfsf2_fprs.
30364 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30365 depending on TARGET_E500_DOUBLE.
30366 (floatsitf2): Enable for E500 double.
30367 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30368 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30369 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30370 (negtf2): Change to negtf2_internal.
30371 (negtf2): New expander.
30372 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30373 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30374 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30375 (movdi_internal32): Use rs6000_nonimmediate_operand.
30376 (unnamed splitter): Likewise.
30377 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30378 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30379 (SPE64TF, DITI): New mode macros.
30380 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30383 (frob_<mode>_di_2): New.
30384 (frob_tf_di_8_2): New.
30385 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30387 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30389 (frob_ti_<mode>_8_2): New.
30390 (frob_ti_tf_2): New.
30391 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30392 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30394 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30395 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30396 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30397 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30398 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30399 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30402 2007-01-23 Ian Lance Taylor <iant@google.com>
30404 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30406 (OBJS-archive): Reformat, alphabetize.
30407 (OBJS): Change out_object_file to OBJS-md.
30409 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30411 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30412 JUMP_P and CALL_P predicates where applicable.
30413 * config/i386/i386.c: Ditto.
30414 * config/i386/i386.md: Ditto.
30415 * config/i386/mmx.md: Ditto.
30416 * config/i386/predicates.md: Ditto.
30418 2007-01-22 Andreas Schwab <schwab@suse.de>
30420 * config/m68k/m68k.h: Fix comment.
30422 2007-01-22 Jan Hubicka <jh@suse.cz>
30424 * passes.c (init_optimization_passes): Do not rerun
30425 pass_early_warn_uninitialized.
30427 2007-01-22 Richard Guenther <rguenther@suse.de>
30429 PR tree-optimization/30038
30430 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30432 (execute_cse_sincos_1): Likewise.
30433 (execute_cse_sincos): Likewise.
30434 (gate_cse_sincos): Likewise.
30435 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30436 the cexpi() canonicalization of sincos().
30437 * tree-pass.h (pass_cse_sincos): Declare.
30438 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30440 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30442 PR rtl-optimization/29329
30443 * combine.c (replaced_rhs_insn): Rename to i2mod.
30444 (replaced_rhs_value): Rename to i2mod_new_rhs.
30445 (i2mod_old_rhs): New global variable.
30446 (combine_instructions): Adjust for above change. Save a copy of
30447 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30448 note are substituted in the second instruction.
30449 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30450 ditch the note if it pertains to the second eliminated register
30451 and this register is mentioned in i2mod_old_rhs.
30454 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30456 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30457 the insn to which the note was originally attached.
30459 2007-01-21 Jan Hubicka <jh@suse.cz>
30461 * ipa-inline.c (inlining_mode): Comment, move up.
30462 (cgraph_decide_inlining_incrementally): Do not perform inlining
30463 itself; fix handling of flattening of self recursive functions.
30464 (cgraph_find_cycles): Remove.
30465 (cgraph_flatten_node): Remove.
30466 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30467 (try_inline): New function.
30468 (cgraph_early_inlining): Update call of
30469 cgraph_decide_inlining_incrementally. Apply inlining here.
30470 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30472 2007-01-21 Dirk Mueller <dmueller@suse.de>
30475 * tree-vrp.c (check_array_bounds): do not warn
30476 about ADDR_EXPR's of ARRAY_REF's which are immediately
30477 used in binary expressions.
30479 2007-01-21 Ira Rosen <irar@il.ibm.com>
30481 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30482 read_write_dep and macros for its access.
30483 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30484 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30485 argument, call vect_check_interleaving for every independent pair of
30486 data-refs. Mark loads that access the same memory location as a store
30488 (vect_check_dependences): Remove.
30489 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30490 call, fix the call to vect_analyze_data_ref_dependence.
30491 (vect_analyze_data_ref_access): For statements that access the same
30492 data-ref, check that they are not stores; for loads, check that there
30493 is no store that access the same location.
30495 2007-01-20 Roger Sayle <roger@eyesopen.com>
30496 Joseph Myers <joseph@codesourcery.com>
30498 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30499 (-fdump-rtl-stack): Likewise.
30500 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30501 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30502 (-mpt-fixed): Use @minus{} for minus sign.
30503 (Using Precompiled Headers): Fix under/overfull hbox.
30505 2007-01-20 Jan Hubicka <jh@suse.cz>
30507 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30508 place within annotation.
30510 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30512 * pa.c (output_move_double): Change array size of xoperands to 4.
30514 2007-01-20 Jan Hubicka <jh@suse.cz>
30516 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30519 2007-01-19 Ian Lance Taylor <iant@google.com>
30521 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30522 constant to unsigned HOST_WIDE_INT before negating.
30524 2007-01-19 Ian Lance Taylor <iant@google.com>
30526 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30528 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30529 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30530 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30531 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30532 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30533 (realloc_vdef, realloc_vuse): Change second parameter to
30535 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30536 fields to unsigned.
30537 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30538 unsigned. Change x and lim locals to unsigned.
30539 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30541 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30542 (copy_virtual_operands): Change i and n locals to unsigned.
30544 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30546 PR middle-end/29335
30547 * builtins.c (fold_builtin_1): Handle builtin fdim.
30549 2007-01-20 Jan Hubicka <jh@suse.cz>
30551 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30552 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30553 init_alias_heapvars.
30554 (init_alias_heapvars): Initialize only when not already initialized.
30555 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30557 2007-01-19 Roger Sayle <roger@eyesopen.com>
30559 * common.opt (fsigned-zeros): New command line option.
30560 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30561 of flag_unsafe_math_optimizations.
30562 * opts.c (set_fast_math_flags): The -ffast-math command line option
30563 implies -fno-signed-zeros.
30564 (fast_math_flags_set_p): Likewise.
30566 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30567 the documentation of -ffast-math appropriately. Wrap long lines.
30569 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30571 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30572 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30574 2007-01-19 Tomas Bily <tbily@suse.cz>
30576 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30578 (tree_init_ic_make_global_vars): New function
30579 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30580 (tree_gen_ic_profiler): New function
30581 (tree_gen_ic_func_profiler): New function
30582 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30583 (tree_profile_hooks): Added hook for indirec/virtual calls
30584 * value-prof.c (tree_find_values_to_profile): New case for
30586 (tree_values_to_profile): Call for determining indirect/virtual
30588 (tree_indirect_call_to_profile): New function
30589 (tree_ic_transform): New function
30590 (tree_ic): New function
30591 (find_func_by_pid): New function
30592 (init_pid_map): New function
30593 (tree_value_profile_transformations): Added check for
30594 indirect/virtual call transformation
30595 * value-prof.h (enum hist_type): New counter type for
30596 indirect/virtual calls
30597 (profile_hooks): Added new hook for profiling indirect/virtual
30599 * profile.c (instrument_values): New case for indirect/virtual
30601 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30602 (GCOV_COUNTER_V_INDIR): New counter type
30603 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30604 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30606 * cgraph.c: Definition of cgraph_max_pid
30607 (cgraph_create_node): Default init of pid attribute
30608 * cgraph.h: Declaration of cgraph_max_pid
30609 (struct cgraph_node): Added pid attribute
30610 * libgcov.c (__gcov_indirect_call_profiler): New function
30611 (__gcov_one_value_profiler_body): New function
30612 (__gcov_one_value_profiler): Body was moved to
30613 __gcov_one_value_profiler_body and calls it
30615 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30617 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30618 * gengtype.c (write_types_data, write_func_for_structure,
30619 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30620 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30621 (walk_type, write_func_for_structure): Generate the mark_hook if
30624 2007-01-19 Jan Hubicka <jh@suse.cz>
30626 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30627 'early' argument take inlining mode argument specifying whether to
30628 inline for size/speeed or all functions; add support for flattening;
30630 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30632 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30635 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30636 the name of the declared identifier.
30638 2007-01-19 Dirk Mueller <dmueller@suse.de>
30640 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30641 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30642 duplicate evaluation.
30644 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30646 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30647 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30648 to XFMode, use acosxf2 and truncate result to requested mode.
30649 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30650 (asin<mode>2): Similarly, with asin expanders.
30651 (*fscalexf4_i387): Rename from *fscalexf4.
30652 (expNcorexf3): New expander.
30653 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30654 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30655 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30656 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30657 patterns for SSE math.
30658 (exp10<mode>2): Similarly, with exp10 expanders.
30659 (exp2<mode>2): Similarly, with exp2 expanders.
30660 (expm1<mode>2): Similarly, with expm1 expanders.
30661 (ldexp<mode>3): Similarly, with ldexp expanders.
30662 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30663 Use gen_truncxf<mode>2_i387_noop to truncate result.
30665 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30667 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30668 for ColdFire targets.
30670 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30671 Richard Sandiford <richard@codesourcery.com>
30673 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30674 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30675 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30676 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30677 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30678 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30680 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30682 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30683 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30684 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30685 (*adddi_dilshr32_cf): New pattern.
30686 (adddi3, subdi3): Remove first alternatives.
30688 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30690 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30691 implemented using move.l, do not use its cc result for floating-point
30694 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30696 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30697 from accepting 's' constraints if flag_pic.
30699 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30701 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30702 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30703 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30704 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30706 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30708 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30709 ColdFire alternatives.
30710 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30711 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30712 architectures that support ff1 instruction.
30714 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30715 Julian Brown <julian@codesourcery.com>
30717 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30718 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30719 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30722 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30724 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30726 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30727 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30728 HOST_WIDE_INT instead of an rtx.
30729 (m68k_rtx_costs): Update call accordingly.
30730 (output_move_const_into_data_reg): Likewise. Fix formatting.
30731 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30733 (output_move_simode_const): Update calls after above changes.
30734 Rework to use automatic variables and predicates like MEM_P.
30735 * config/m68k/m68k.md (pushexthisi_const): Update call to
30738 2007-01-19 Dirk Mueller <dmueller@suse.de>
30740 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30741 in dump_flags test.
30743 2007-01-19 Richard Guenther <rguenther@suse.de>
30745 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30746 via cexp in case sincos is not available.
30748 2007-01-19 Richard Guenther <rguenther@suse.de>
30750 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30751 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30752 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30753 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30754 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30755 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30756 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30757 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30759 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30761 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30763 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30764 (atan2xf3): Directly generate RTL pattern.
30765 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30766 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30767 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30768 disable patterns for SSE math.
30769 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30770 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30771 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30772 disable patterns for SSE math.
30774 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30776 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30778 2007-01-18 Roger Sayle <roger@eyesopen.com>
30780 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30781 VIEW_CONVERT_EXPR to the same type as it's operand.
30783 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30785 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30786 configured for long double 128.
30788 2007-01-18 Mike Stump <mrs@apple.com>
30790 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30793 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30795 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30798 2007-01-18 Jan Hubicka <jh@suse.cz>
30800 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30801 greater than NUM_VOP_FREE_BUCKETS.
30803 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30805 * tree-ssa-structalias.c: Update comments.
30806 (ptabitmap_obstack): Removed.
30807 (pta_obstack): New.
30808 (oldpta_obstack): Ditto.
30809 (stats): Add a few members.
30810 (struct variable_info): Remove node, complex, address_taken, and
30811 indirect_target members. Add oldsolution member.
30812 (new_var_info): Do not initialize removed members.
30813 (constraint_expr_type): Remove INCLUDES.
30814 (constraint_graph): Add size, implicit_preds, rep,
30815 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30816 (FIRST_REF_NODE): New macro.
30817 (LAST_REF_NODE): Ditto.
30818 (FIRST_ADDR_NODE): Ditto.
30819 (find): New function.
30821 (dump_constraint): Do not handle INCLUDES.
30822 (insert_into_complex): Do not insert duplicate constraints.
30823 (condense_varmap_nodes): Renamed and rewritten into ...
30824 (merge_node_constraints): This. Also fix bug in handling of
30825 offseted copy constraints.
30826 (clear_edges_for_node): No longer need to deal with preds at all,
30827 or removing associated preds/succs.
30828 (merge_graph_nodes): Deal with indirect_cycles.
30829 Don't deal with predecessors.
30830 (add_implicit_graph_edge): New function.
30831 (add_pred_graph_edge): Ditto.
30832 (add_graph_edge): Don't deal with predecessors.
30833 (build_constraint_graph): Removed.
30834 (build_pred_graph): New function.
30835 (build_succ_graph): Ditto.
30836 (struct scc_info): Removed in_component. Added roots, dfs, and
30837 node_mapping. Remove visited_index, unification_queue.
30838 (scc_visit): Deal with union-find we do now.
30839 Deal with cycles with REF nodes.
30840 (collapse_nodes): Renamed and rewritten to ...
30841 (unify_nodes): This.
30842 (process_unification_queue): Removed.
30843 (topo_visit): Cleanup
30844 (do_da_constraint): Use find.
30845 (do_sd_constraint): Ditto.
30846 (do_ds_constraint): Ditto.
30847 (do_complex_constraint): Ditto.
30848 (init_scc_info): Update for removed and added members.
30849 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30850 (find_indirect_cycles): This.
30851 (equivalence_class): New variable.
30852 (label_visit): New function.
30853 (perform_variable_substitution): Rewritten.
30854 (free_var_substitution_info): New function.
30855 (find_equivalent_node): Ditto.
30856 (move_complex_constraints): Ditto.
30857 (eliminate_indirect_cycles): Ditto.
30858 (solve_graph): Only propagate changed bits.
30859 Use indirect cycle elimination.
30861 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30862 (tree_id_eq): Renamed to ...
30863 (tree_vi_eq): This. Update for member change
30864 (insert_id_for_tree): Renamed and rewritten to ...
30865 (insert_vi_for_tree): This.
30866 (lookup_id_for_tree): Renamed and rewritten to ...
30867 (lookup_vi_for_tree): This.
30868 (get_id_for_tree): Renamed and rewritten to ...
30869 (get_vi_for_tree): Ditto.
30870 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30871 (process_constraint): Don't handle INCLUDES.
30872 Remove special ADDRESSOF case.
30873 (find_func_aliases): Rewrite to use vi functions instead of id
30875 (create_function_info_for): Ditto.
30876 (create_variable_info_for): Ditto.
30877 (intra_create_variable_infos): Ditto.
30878 (merge_smts_into): Ditto.
30879 (find_what_p_points_to): Ditto.
30880 (init_base_vars): Ditto.
30881 (init_alias_vars): Ditto.
30882 (remove_preds_and_fake_succs): New function.
30883 (dump_sa_points_to_info): Dump new stats.
30884 (dump_solution_for_var): Use find.
30885 (set_used_smts): Fix formatting.
30886 (compute_points_to_sets): Updated for new functions.
30887 (ipa_pta_execute): Ditto.
30889 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30890 Richard Sandiford <richard@codesourcery.com>
30892 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30894 * calls.c (expand_call): If the return value is a PARALLEL,
30895 extract its first member.
30896 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30897 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30898 use FUNCTION_EXTRA_EPILOGUE.
30899 (m68k_function_value): Return a PARALLEL if the return value
30900 is of a pointer type.
30901 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30902 (FUNCTION_EXTRA_EPILOGUE): Remove.
30903 * config/m68k/m68k.md (D0_REG): New constant.
30905 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30907 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30908 output a NOP for empty epilogues.
30910 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30912 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30913 before function. Extend register save check to include all
30914 registers, not just integer ones.
30916 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30918 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30919 (m68k_use_return_insn): ...this.
30920 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30921 * config/m68k/m68k.c (use_return_insn): Rename to...
30922 (m68k_use_return_insn): ...this.
30923 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30924 of USE_RETURN_INSN.
30926 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30928 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30929 nearest even, fix denormal rounding overflow.
30931 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30933 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30934 f%$smove and f%$move.
30935 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30936 (extendsfdf2_cf): Use fdmove instead of f%&move.
30937 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30938 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30940 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30942 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30945 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30947 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30948 (coldfire_single_format): Declare.
30949 (coldfire_double_format): Likewise.
30950 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30951 of qnan_msb_set to determine the lower bits of a canonical
30953 (encode_ieee_double): Likewise.
30954 (encode_ieee_quad): Likewise.
30955 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30956 (mips_single_format): Likewise.
30957 (ieee_double_format): Likewise.
30958 (mips_double_format): Likewise.
30959 (ieee_extended_motorola_format): Likewise.
30960 (ieee_extended_intel_96_format): Likewise.
30961 (ieee_extended_intel_128_format): Likewise.
30962 (ieee_extended_intel_96_round_53_format): Likewise.
30963 (ibm_extended_format): Likewise.
30964 (mips_extended_format): Likewise.
30965 (ieee_quad_format): Likewise.
30966 (mips_quad_format): Likewise.
30967 (vax_f_format): Likewise.
30968 (vax_d_format): Likewise.
30969 (vax_g_format): Likewise.
30970 (i370_single_format): Likewise.
30971 (i370_double_format): Likewise.
30972 (decimal_single_format): Likewise.
30973 (decimal_double_format): Likewise.
30974 (decimal_quad_format): Likewise.
30975 (c4x_single_format): Likewise.
30976 (c4x_extended_format): Likewise.
30977 (real_internal_format): Likewise.
30978 (coldfire_single_format): New real_format.
30979 (coldfire_double_format): Likewise.
30980 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30981 canonical_nan_lsbs_set.
30982 (pdp11_d_format): Likewise.
30983 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30984 if TARGET_COLDFIRE_CPU.
30986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30988 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30989 (output_call, m68k_legitimize_call_address): Declare.
30990 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30991 parenthesees. Add support for a 'W' constraint.
30992 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30993 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30994 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30995 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30997 (override_options): Initialize them. Do not set flag_no_function_cse
30998 for TARGET_ID_SHARED_LIBRARY.
30999 (m68k_output_pic_call): Delete.
31000 (m68k_legitimize_call_address): New function.
31001 (print_operand): Remove the %o prefix. Handle the %p prefix.
31002 (output_call): New function.
31003 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31004 target address from the GOT if symbolic jumps are not allowed.
31005 * config/m68k/m68k.md (call, general_operand): Do not set
31006 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31007 Merge separate flag_pic and !flag_pic define_insns into...
31008 (*call, *call_value): ...these new patterns. Match the address
31009 rather than the containing MEM and require it to be a call_operand.
31010 Use output_call to generate the asm template.
31011 * config/m68k/predicates.md (const_call_operand): New predicate.
31012 (call_operand): Likewise.
31014 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31016 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31017 (STACK_GROWS_DOWNWARD): Define to 1.
31018 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31019 comments, emphasizing that these values are only defaults.
31020 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31021 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31023 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31025 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31027 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31028 Richard Sandiford <richard@codesourcery.com>
31030 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31031 (FP_REGNO_P): New macros.
31032 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31033 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31034 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31035 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31037 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31039 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31040 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31042 * config/m68k/t-floatlib: New file, extracting common code from...
31043 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31044 * config/m68k/t-uclinux: Here.
31045 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31046 routines on ColdFire targets.
31048 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31050 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31051 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31052 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31053 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31054 explicitly set MOTOROLA to 1.
31055 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31057 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31058 Nathan Sidwell <nathan@codesourcery.com>
31060 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31061 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31062 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31063 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31064 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31065 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31066 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31067 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31068 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31069 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31070 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31071 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31072 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31073 (DBX_REGISTER_NUMBER): Delete.
31074 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31075 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31076 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31078 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31080 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31081 * config/flat.h: New file.
31082 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31083 OBJECT_FORMAT_FLAT.
31084 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31085 indirect references for -msep-data or -mid-shared-library.
31086 Do not use PC-relative code addresses either.
31087 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31089 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31090 for shared libraries and crt1.o for executables. Use crti.o and
31092 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31093 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31094 Do not add -elf2flt or -shared-lib-id options here.
31095 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31096 Pass -shared-lib-id if -mid-shared-library, taking the library
31097 identifier from -mshared-library-id if given, otherwise
31099 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31100 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31101 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31102 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31103 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31104 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31106 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31107 jump sequence for ISA A and ISA A+.
31108 (PICJUMP): Likewise.
31110 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31112 * config.gcc (m68k-*-uclinux*): Base the port on the common
31113 and m68k GNU/Linux files rather than on the generic ELF ones.
31114 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31115 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31117 2007-01-18 Julian Brown <julian@codesourcery.com>
31118 Richard Sandiford <richard@codesourcery.com>
31120 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31121 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31122 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31124 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31125 80 unconditionally.
31126 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31128 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31130 * doc/install.texi: Document m68k-uclinuxoldabi.
31131 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31132 * config/m68k/uclinux-oldabi.h: New file, copied from
31133 config/m68k/uclinux.h.
31135 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31137 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31138 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31139 (m32r_compute_frame_size): Use unsigned for regno.
31140 (m32r_reload_lr): Use gen_frame_mem.
31142 (m32r_output_function_epilogue): Don't output the function epilogue
31144 (m32r_expand_epilogue): New.
31145 (direct_return): Return false if the function has the interrupt
31147 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31148 * config/m32r/m32r.md (epilogue): New expander.
31149 (return_lr, return_rte): New insns.
31150 (return): Make it expander.
31151 (return_normal): New expander.
31153 2007-01-18 Josh Conner <jconner@apple.com>
31156 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31157 support for UNLE, UNLT, UNGE, and UNGT.
31159 2007-01-18 Jan Hubicka <jh@suse.cz>
31161 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31162 * tree-tailcall (add_virtual_phis): Likewise.
31163 (optimize_tail_call): Return TODOs.
31164 (execute_tail_calls): Return TODOs.
31165 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31166 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31168 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31169 Cleanup cfg using TODO.
31170 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31171 * passes.c (execute_function_todo): When cleanup did something, remove
31173 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31174 (make_edges): Don't cleanup_cfg.
31176 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31178 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31179 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31180 operate on the top of stack.
31181 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31182 register handling of instructions that output to the second
31184 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31185 (move_for_stack_reg): Special-case check for dead destination
31186 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31188 * config/i386/i386.md (UNSPEC_TAN): New constant.
31189 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31190 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31191 to correctly model move of constant 1.0 to top stack slot.
31192 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31193 (unnamed peephole2 pattern): Remove corresponding peephole2
31194 pattern that optimizes tan insn and loading of constant 1.0.
31195 (tanxf2): Use fptanxf4_i387.
31196 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31197 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31198 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31199 disable patterns for SSE math.
31200 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31201 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31203 2007-01-18 Dirk Mueller <dmueller@suse.de>
31204 Richard Guenther <rguenther@suse.de>
31207 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31208 * common.opt (Warray-bounds): Add new warning option.
31209 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31211 * Makefile.in: make tree-vrp.o depend on toplev.h
31212 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31214 (check_array_refs, check_array_bounds, check_array_ref): New.
31216 2007-01-18 Jan Hubicka <jh@suse.cz>
31218 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31219 (execute_ssa_ccp): Return flags conditionally.
31220 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31222 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31224 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31226 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31227 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31229 * Makefile.c (GTFILES): Add cfglayout.h.
31230 * gengtype.c (open_base_files): Likewise.
31231 * cfglayout.c (cfg_layout_function_footer,
31232 cfg_layout_function_header) Reindent to make gengtype happy.
31233 * cfglayout.h (cfg_layout_function_footer,
31234 cfg_layout_function_header): Add GTY(()) marker.
31236 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31238 2007-01-18 Ben Elliston <bje@au.ibm.com>
31240 * genautomata.c (write_automata): Include xstrerror output in the
31241 error message if writing the DFA description file fails.
31243 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31245 * config/mips/mips-protos.h (mips_output_external): Make it
31247 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31248 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31249 (extern_list): Likewise.
31250 (extern_head): Likewise.
31251 (TARGET_ASM_FILE_END): Likewise.
31252 (mips_file_end): Likewise.
31253 (mips_output_external): Rewritten.
31255 2007-01-18 Ben Elliston <bje@au.ibm.com>
31257 * genpreds.c (write_insn_preds_c): Only write out the function
31258 body for regclass_for_constraint if we have register constraints.
31260 2007-01-17 Tom Tromey <tromey@redhat.com>
31262 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31263 * doc/install.texi (Testing): Use sourceware.org.
31264 (Binaries): Likewise.
31265 (Specific): Likewise.
31266 * doc/contrib.texi (Contributors): Use sourceware.org.
31268 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31270 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31271 (AVR_ENHANCED): Rename to ...
31272 (AVR_HAVE_MUL): ... new.
31273 (avr_enhanced_p): Rename to ...
31274 (avr_have_mul_p): ... new.
31275 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31276 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31277 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31278 (avr_have_mul_p): ... new.
31279 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31280 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31281 'avr_enhanced_p' and 'enhanced'.
31282 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31283 AVR_HAVE_MUL instead of AVR_ENHANCED.
31284 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31285 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31286 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31287 instead of AVR_ENHANCED.
31288 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31289 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31290 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31292 2007-01-17 Ian Lance Taylor <iant@google.com>
31294 * vec.h (VEC_reserve_exact): Define.
31295 (vec_gc_p_reserve_exact): Declare.
31296 (vec_gc_o_reserve_exact): Declare.
31297 (vec_heap_p_reserve_exact): Declare.
31298 (vec_heap_o_reserve_exact): Declare.
31299 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31301 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31302 negative parameter.
31303 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31304 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31305 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31306 * vec.c (calculate_allocation): Add exact parameter. Change all
31308 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31309 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31310 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31311 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31312 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31313 (vec_heap_p_reserve_exact): New function.
31314 (vec_heap_o_reserve_exact): New function.
31316 2007-01-17 Jan Hubicka <jh@suse.cz>
31318 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31320 2007-01-17 Eric Christopher <echristo@apple.com>
31322 * config.gcc: Support core2 processor.
31324 2007-01-16 Jan Hubicka <jh@suse.cz>
31326 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31327 the names, just unlink the chain so we don't crash on dangling
31331 2007-01-16 Jan Hubicka <jh@suse.cz>
31333 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31334 * tree-pass.h: Reorder to make IPA passes appear toegher.
31335 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31337 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31338 parameters, do not call early inliner.
31339 * ipa-inline.c: Update comments. Include tree-flow.h
31340 (cgraph_decide_inlining): Do not compute inlining parameters.
31341 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31342 be called with function context set up.
31343 (pass_ipa_inline): Remove unreachable functions before pass.
31344 (cgraph_early_inlining): Simplify assuming to be called from the
31346 (pass_early_inline): New pass.
31347 (cgraph_gate_ipa_early_inlining): New gate.
31348 (pass_ipa_early_inline): Turn into simple wrapper.
31349 (compute_inline_parameters): New function.
31350 (gate_inline_passes): New gate.
31351 (pass_inline_parameters): New pass.
31352 (apply_inline): Move here from tree-optimize.c
31353 (pass_apply_inline): New pass.
31354 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31356 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31357 doing them by hand.
31358 (tree_function_versioning): Do not allocate dummy struct function.
31359 * tree-inline.h (optimize_inline_calls): Update prototype.
31360 * tree-optimize.c (execute_fixup_cfg): Export.
31361 (pass_fixup_cfg): Remove
31362 (tree_rest_of_compilation): Do not apply inlines.
31363 * tree-flow.h (execute_fixup_cfg): Declare.
31364 * Makefile.in (gt-passes.c): New.
31365 * passes.c: Include gt-passes.h
31366 (init_optimization_passes): New passes.
31367 (nnodes, order): New static vars.
31368 (do_per_function_toporder): New function.
31369 (execute_one_pass): Dump current pass here.
31370 (execute_ipa_pass_list): Don't dump current pass here.
31372 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31374 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31375 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31377 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31379 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31380 (strong_alias): Define.
31381 (__gcc_qmul): Provide non-FMA for soft-float.
31382 (__gcc_qdiv): Same.
31387 (__gcc_qunord): New.
31397 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31398 soft-float functions.
31399 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31400 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31401 about long double soft float.
31403 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31404 Tehila Meyzels <tehila@il.ibm.com>
31406 * tree-vectorizer.h (is_pattern_stmt_p): New.
31407 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31408 formatting (tabs instead of spaces). Cleanup and clarify setting
31409 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31410 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31411 (vectorizable_type_demotion): Check that types are integral.
31412 (vectorizable_type_promotion): Likewise.
31413 (vectorizable_store): Fix typo. Eliminate new-line at end of
31416 2007-01-16 Jan Hubicka <jh@suse.cz>
31418 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31421 2007-01-15 Eric Christopher <echristo@apple.com>
31423 * ifcvt.c: Include vec.h, vecprim.h.
31424 (check_cond_move_block): New argument regs.
31425 Reorganize. Add registers used to regs.
31426 (cond_move_process_if_block): Use regs set above as
31429 2007-01-15 Eric Christopher <echristo@apple.com>
31431 * config/darwin.h: Update copyright.
31432 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31433 (LINK_COMMAND_SPEC): Add -u.
31434 (LINK_SPEC): Fix umbrella for above.
31436 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31438 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31441 2007-01-15 Tom Tromey <tromey@redhat.com>
31443 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31444 * doc/install.texi (Testing): Don't mention jacks.
31445 (Configuration): Document --enable-java-maintainer-mode. Move
31446 --with-java-home to libgcj-specific section. Document
31448 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31450 2007-01-15 Jan Hubicka <jh@suse.cz>
31452 * tree-ssa-dce.c (DCE_TODOs): New.
31453 (propagate_necessity): Return if something changed.
31454 (eliminate_unnecessary_stmts): Likewise.
31455 (perform_tree_ssa_dce): Return TODO flags when needed.
31456 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31458 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31460 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31461 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31462 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31463 patterns using X87MODEF12 mode macro. Extend operand 1
31464 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31465 (log10<mode>2): Ditto.
31466 (log2<mode>2): Ditto.
31467 (log1p<mode>2): Ditto.
31468 (logb<mode>2): Ditto.
31469 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31470 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31471 (*fxtractxf3_i387): Rename from *fxtractxf3.
31472 (fxtract_extend<mode>xf3_i387): New insn pattern.
31473 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31474 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31475 and gen_fyl2xxf3_i387().
31477 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31479 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31480 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31481 get_loop_exit_edges. Changed return type to bool.
31482 * cfgloop.h (fix_loop_placement): Declaration removed.
31484 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31486 * param.h (MIN_VECT_LOOP_BOUND): New.
31487 * params.def (MIN_VECT_LOOP_BOUND): New.
31488 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31489 argument - minimum threshold for number of iterations.
31490 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31491 argument to declaration.
31492 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31493 MIN_VECT_LOOP_BOUND.
31494 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31495 slpeel_tree_peel_loop_to_edge with additional argument.
31496 (vect_do_peeling_for_alignment): Likewise.
31497 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31499 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31502 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31503 operands of size 1.
31505 2007-01-14 Jan Hubicka <jh@suse.cz>
31507 * tree-dfa.c (remove_referenced_var): New function.
31508 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31509 prune referenced vars list too.
31510 * tree-flow.h (remove_referenced_var): Declare.
31512 2007-01-14 Jan Hubicka <jh@suse.cz>
31514 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31516 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31517 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31518 * except.h (verify_eh_throw_table_statements): Kill prototype.
31519 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31520 into call exrepssions.
31521 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31523 * tree-cfg.c: Include pointer-set.h.
31524 (verify_node_sharing): Work on pointer set.
31525 (verify_eh_throw_stmt_node): New.
31526 (verify_stmts): Use pointers sets, verify throw_stmt.
31528 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31530 * ipa-reference.c (analyze_function): Consider also addresses taken
31533 2007-01-12 Roger Sayle <roger@eyesopen.com>
31535 * c-typeck.c (null_pointer_constant_p): Replace use of
31536 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31537 (build_c_cast): Likewise.
31539 2007-01-12 Roger Sayle <roger@eyesopen.com>
31541 * tree.h (force_fit_type_double): Remove unused final argument.
31542 * c-common.c (constant_expression_warning): Replace use of
31543 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31544 (convert_and_check): Likewise.
31545 (shorten_compare): Update call to force_fit_type_double.
31546 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31547 * convert.c (convert_to_pointer): Update call to
31548 force_fit_type_double.
31549 * fold-const.c (force_fit_type_double): Remove overflowed_const
31551 (int_const_binop, fold_convert_const_int_from_int,
31552 fold_convert_const_int_from_real, fold_div_compare,
31553 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31554 fold_abs_const, fold_not_const): Remove the final argument from
31555 calls to force_fit_type_double.
31557 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31559 * configure.ac: Set insn to "nop" for spu-*-* also.
31560 * configure: Regenerate.
31562 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31564 * builtins.def : Add BUILT_IN_FREE.
31566 2007-01-12 Jan Hubicka <jh@suse.cz>
31568 PR tree-optimization/30443
31569 * tree-inline.c (tree_function_versioning): Do not optimize when
31570 cloning for inlining.
31572 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31574 * doc/loop.texi: Document recording of loop exits.
31575 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31576 (update_single_exits_after_duplication,
31577 update_single_exit_for_duplicated_loop,
31578 update_single_exit_for_duplicated_loops): Removed.
31579 (duplicate_loop_to_header_edge): Do not call
31580 update_single_exits_after_duplication and
31581 update_single_exit_for_duplicated_loops.
31582 (loop_version): Do not update single_exit information.
31583 (fix_loop_structure): Use record_loop_exits instead of
31584 mark_single_exit_loops.
31585 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31586 the lists of loop exits.
31587 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31588 split_edge, merge_blocks): Update the lists of loop exits.
31589 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31590 loop_optimizer_init.
31591 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31592 of mark_single_exit_loops.
31593 (loop_optimizer_finalize): Call release_recorded_exits.
31594 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31595 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31596 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31597 update single exit information.
31598 * lambda-code.c (perfect_nestify): Ditto.
31599 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31600 (mark_single_exit_loops): Removed.
31601 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31602 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31603 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31605 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31606 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31607 (verify_loop_structure): Verify consistency of the exit lists.
31608 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31609 (set_single_exit): Removed.
31610 * cfgloop.h (struct loop_exit): New function.
31611 (struct loop): single_exit_ field replaced by exits field.
31612 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31613 LOOPS_HAVE_RECORDED_EXITS.
31614 (struct loops): Added exits hash.
31615 (mark_single_exit_loops, set_single_exit): Declaration removed.
31616 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31618 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31620 * doc/invoke.texi: Avoid use of @headitem.
31622 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31624 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31628 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31631 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31632 Richard Sandiford <richard@codesourcery.com>
31634 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31635 * config/m68k/m68k.opt: Resort options.
31636 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31638 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31639 Richard Sandiford <richard@codesourcery.com>
31641 * doc/invoke.texi: Document the macros that are defined by
31642 m68k's -mtune and -mhard-float options.
31643 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31644 (m68k_cpp_cpu_family): Likewise.
31645 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31646 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31647 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31648 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31649 (m68k_cpp_cpu_family): Likewise.
31651 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31653 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31654 macros besides mc68000 as tuning macros. Use a switch statement
31655 to set them and mcpu32.
31657 2007-01-12 Julian Brown <julian@codesourcery.com>
31659 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31660 (TARGET_68040_ONLY): Rename to...
31661 (TARGET_68040): ...this.
31662 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31663 * config/m68k/m68k.md: Likewise.
31665 2007-01-12 Julian Brown <julian@codesourcery.com>
31666 Nathan Sidwell <nathan@codesourcery.com>
31667 Richard Sandiford <richard@codesourcery.com>
31669 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31670 the -mcpu= argument associated with the --with-cpu setting.
31671 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31672 if different from the one implied by the -mcpu setting.
31673 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31674 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31675 * doc/invoke.texi: Mention ColdFire in the introduction to the
31676 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31677 -mno-div and -mhard-float options. Make -m68881 a synonym for
31678 -mhard-float. Document the previously-undocumented -m5206e,
31679 -m528x, -m5307 and -m5407 options. Tweak the existing option
31680 documentation for consistency.
31681 * doc/install.texi: Mention new --with-cpu arguments.
31682 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31683 default CPU if neither -mcpu nor -march are specified.
31684 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31685 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31686 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31687 using m68k_tune to decide between families that implement the
31688 same ISA. Use m68k_tune to set __mcfv4e__.
31689 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31690 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31691 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31692 (FL_ISA_C, FL_ISA_MMU): New macros.
31693 (MASK_COLDFIRE): Delete.
31694 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31695 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31696 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31697 (TARGET_HARD_FLOAT): Do not define here.
31698 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31699 (TUNE_68000): New macro.
31700 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31701 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31702 (TUNE_CFV2): Redefine in terms of m68k_tune.
31703 (uarch_type, target_device, fpu_type): New enums.
31704 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31705 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31706 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31707 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31708 (FL_FOR_isa_c): New macros.
31709 (m68k_isa): New enum.
31710 (m68k_target_selection): New structure.
31711 (all_devices, all_isas, all_microarchs): New tables.
31712 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31713 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31714 (MASK_ALL_CPU_BITS): Delete.
31715 (m68k_find_selection): New function.
31716 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31717 Map the legacy target options to a combination of the new ones.
31718 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31719 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31720 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31722 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31723 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31725 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31726 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31727 * config/m68k/m68k-devices.def: New file.
31729 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31730 Nathan Sidwell <nathan@codesourcery.com>
31732 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31733 (SUBTARGET_EXTRA_SPECS): New macros.
31734 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31735 use %(asm_cpu_spec) instead.
31736 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31737 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31738 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31739 (EXTRA_SPECS): Rename to...
31740 (SUBTARGET_EXTRA_SPECS): ...this.
31742 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31743 Richard Sandiford <richard@codesourcery.com>
31744 Julian Brown <julian@codesourcery.com>
31746 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31747 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31748 to the configuration's default CPU.
31749 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31750 Remove default masks.
31751 (m680[012]0-*-*): Set the default with_cpu to the first part of
31753 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31754 (m68k*-*-linux): Extend the --with-cpu handling to...
31755 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31756 and m68010. Don't set target_cpu_default2.
31757 * doc/install.texi: Document --with-cpu for m68k.
31758 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31759 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31760 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31761 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31762 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31763 (ASM_SPEC): Remove use of %(asm_cpu_default).
31764 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31765 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31766 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31767 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31768 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31769 (TARGET_DEFAULT): Delete.
31770 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31771 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31772 (CPP_CPU_SPEC): Delete.
31773 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31774 the appropriate string.
31775 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31776 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31777 (ASM_SPEC): Don't use %(asm_default_spec).
31778 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31779 TARGET_DEFAULT and add MASK_68881.
31780 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31782 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31784 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31785 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31786 MASK_68010 alongside MASK_68020.
31787 * doc/invoke.texi: Document -m68010.
31788 * config/m68k/m68k.opt (m68010): New.
31789 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31791 (TUNE_68010): New macro.
31792 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31793 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31794 (M68K_CPU_m68332): Add MASK_68010.
31795 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31796 fallback definition.
31797 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31799 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31800 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31801 to all entries that use MASK_68020.
31802 (output_move_simode_const, output_move_himode, output_move_qimode)
31803 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31804 instead of TARGET_68020 to select clr behavior. Remove comment
31805 about there being no TARGET_68010.
31806 * config/m68k/m68k.md: Likewise throughout.
31808 2007-01-12 Julian Brown <julian@codesourcery.com>
31810 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31811 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31812 * config/m68k/m68k.md: Likewise.
31814 2007-01-12 Julian Brown <julian@codesourcery.com>
31816 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31817 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31819 2007-01-12 Julian Brown <julian@codesourcery.com>
31821 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31822 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31823 * config/m68k/m68k.md: Likewise.
31825 2007-01-12 Julian Brown <julian@codesourcery.com>
31826 Richard Sandiford <richard@codesourcery.com>
31828 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31829 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31830 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31832 (TARGET_CPU32): Rename to...
31833 (TUNE_CPU32): ...this.
31834 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31835 (TUNE_CFV2): New macros.
31836 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31837 remove conditions that are implied by TARGET_68020.
31838 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31839 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31840 (m68k_output_function_epilogue): Likewise.
31841 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31842 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31843 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31844 non-68000 timings. Refactor multiplication and division costs.
31845 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31846 TUNE_CPU32 instead of TARGET_CPU32.
31847 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31848 and TUNE_68060 instead of TARGET_68060.
31849 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31850 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31852 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31853 && !TARGET_COLDFIRE" to choose between moveq and clr.
31854 Likewise in the unnamed movsf pattern.
31855 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31856 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31859 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31861 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31862 of tabbing before backslashes.
31864 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31866 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31867 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31868 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31870 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31872 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31873 find_interesting_uses_cond.
31874 (find_interesting_uses_cond): Use extract_cond_operands.
31875 (rewrite_use_compare): Use extract_cond_operands and
31876 force_gimple_operand_bsi. Do not call update_stmt.
31877 (determine_use_iv_cost_condition): Use extract_cond_operands.
31878 Return cheaper of using original bound and changing the exit bound.
31880 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31882 PR tree-optimization/29516
31883 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31884 most_expensive_mult_to_index, addr_to_parts,
31885 create_mem_ref, maybe_fold_tmr): Make the type of
31886 fields of TARGET_MEM_REF sizetype.
31887 (move_fixed_address_to_symbol, move_pointer_to_base):
31889 * tree.def (TARGET_MEM_REF): Add comment on types of
31892 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31894 * c-common.c (vector_types_convertible_p): Treat opaque types as
31895 always convertible if they have the same size, but not otherwise.
31897 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31899 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31900 Remove the b_unconditional field.
31901 (noce_try_sign_mask): Do not look at b_unconditional.
31902 (noce_process_if_block): Do not use merge_if_blocks. Update
31903 the CFG here. Do not set b_unconditional.
31904 (cond_move_process_if_block): Likewise.
31905 (find_cond_trap): Likewise.
31906 (check_cond_move_block): Require simple jump insns at the end
31907 of the basic block.
31909 2007-01-11 Jan Hubicka <jh@suse.cz>
31911 PR tree-optimization/1046
31912 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31913 when alias info is not ready.
31914 (pass_tail_recursion): Do not require aliasing.
31915 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31916 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31917 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31918 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31919 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31920 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31921 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31923 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31924 When aliasing is not build, mark statement as volatile.
31926 2007-01-11 Tom Tromey <tromey@redhat.com>
31928 PR preprocessor/15185, PR preprocessor/20989:
31929 * doc/cppopts.texi <-MT>: Update description of algorithm for
31930 computing default target.
31931 <-M, -MD>: Reword "basename" text.
31933 2007-01-11 Roger Sayle <roger@eyesopen.com>
31935 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31936 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31937 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31938 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31939 fold_builtin_bswap, real_constp, fold_builtin_pow,
31940 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31941 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31942 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31943 * convert.c (convert_to_pointer): Likewise.
31944 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31945 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31946 const_binop, fold_convert_const_int_from_int,
31947 fold_convert_const_int_from_real,
31948 fold_convert_const_real_from_real, sign_bit_p,
31949 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31950 fold_sign_changed_comparison, fold_unary, fold_comparison,
31951 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31952 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31953 * print-tree.c (print_node_brief, print_node): Likewise.
31954 * stor-layout.c (place_field, layout_type): Likewise.
31955 * tree-chrec.c (keep_cast): Likewise.
31956 * tree.c (build_vector, build_real, build_real_from_int_cst,
31957 build_complex): Likewise.
31959 2007-01-11 Roger Sayle <roger@eyesopen.com>
31961 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31962 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31964 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31966 * configure.ac (strict1_warn): Rename to strict_warn.
31967 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31968 cc_set_by_configure, quoted_cc_set_by_configure,
31969 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31970 all_boot_languages, all_stagestuff): Remove.
31971 (target_list): Remove bootstrap targets.
31972 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31973 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31974 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31975 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31976 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31977 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31978 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31979 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31980 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31981 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31982 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31983 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31984 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31985 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31986 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31987 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31988 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31989 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31990 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31991 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31992 (mostlyclean): Adjust.
31993 (clean, distclean): Don't mention bootstrap stuff.
31994 * configure: Regenerate.
31995 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31996 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31997 treelang/config-lang.in (stagestuff): Remove.
31998 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31999 stageprofile, stagefeedback, stagestuff): Remove mention.
32001 2007-01-11 Nick Clifton <nickc@redhat.com>
32003 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32005 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32006 (mcore_arith_K_S_operand): Run the test for the S constraint not
32007 the test for the M constraint.
32008 (mcore_addsub_operand): Do not accept integer values that are
32009 larger than 32 bits.
32010 * config/mcore/mcore.md: Remove unused constraints from split.
32011 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32012 (addsi3): Likewise.
32013 (allocate_stack): Likewise.
32014 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32015 operands to 32 bits.
32016 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32018 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32019 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32020 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32021 mcore_output_bclri, mcore_output_andn, output_inline_const,
32022 mcore_output_move, mcore_output_movedouble): Likewise.
32023 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32024 (output_inline_const): Likewise.
32025 (output_inline_const): Fix format strings used in sprintf
32027 * config/mcore/mcore-protos.h: Update prototypes for changed
32028 functions in mcore.c.
32029 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32030 HOST_WIDE_INT and not int.
32031 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32032 CONST_OK_FOR_N): Likewise.
32033 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32034 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32037 2007-01-10 Jan Hubicka <jh@suse.cz>
32039 * tree-vrp.c (remove_range_assertions): Release defs.
32040 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32041 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32043 2007-01-10 Paul Brook <paul@codesourcery.com>
32045 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32046 * config/arm/arm.md (mulsi3subsi): New insn.
32048 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32050 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32051 (tree_transform_and_unroll_loop): New.
32052 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32055 2007-01-10 Robert Kennedy <jimbob@google.com>
32057 * fold-const.c (fold_comparison): Fold comparisons like (x *
32058 1000 < 0) to (x < 0).
32060 2007-01-10 Ian Lance Taylor <iant@google.com>
32062 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32063 operands have the same priority.
32065 2007-01-10 Tom Tromey <tromey@redhat.com>
32067 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32068 (fold_binary): Likewise.
32069 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32070 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32071 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32072 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32073 * langhooks.h (struct lang_hooks): Removed field
32074 'can_use_bit_fields_p'.
32076 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32078 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32080 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32082 * function.c (get_last_funcdef_no): New function.
32083 * function.h (get_last_funcdef_no): Declare.
32084 * tree-inline.c (initialize_cfun): Add initialization.
32085 (tree_function_versioning): Cleanup.
32087 2007-01-10 Jan Hubicka <jh@suse.cz>
32089 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32092 2007-01-10 Sa Liu <saliu@de.ibm.com>
32093 Ben Elliston <bje@au.ibm.com>
32095 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32096 for SAVE_NONLOCAL and Pmode for any other save level.
32097 * spu-protos.h (spu_restore_stack_block): Declare.
32098 * spu.md (save_stack_block): Remove.
32099 (restore_stack_block): Call spu_restore_stack_block.
32100 * spu.c (spu_restore_stack_block): New function.
32101 (spu_expand_epilogue): Remove old comment.
32103 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32105 PR tree-optimization/30322
32106 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32107 (cand_value_at): Return the value as aff_tree.
32108 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32109 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32110 aff_combination_mult): New functions.
32111 (aff_combination_add): Use aff_combination_add_cst.
32112 (aff_combination_convert): Allow conversions to a wider type.
32113 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32114 * tree-affine.h (aff_combination_mult): Declare.
32116 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32118 * doc/tm.texi: Update documentation to reflect reality of exec
32119 and start file search behaviours. Update copyright year.
32120 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32121 header file directories.
32123 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32125 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32126 (*cosxf2): Rename to cosxf2_i387.
32127 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32128 using X87MODEF12 mode macro. Rename patterns to
32129 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32131 (*cosdf2, *cossf2): Ditto.
32132 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32133 to match extended input operands.
32134 (sincos<mode>3): New expander.
32135 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32136 insn patterns and corresponding splitters.
32138 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32140 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32141 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32143 2007-01-09 Nicolas Pitre <nico@cam.org>
32146 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32148 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32150 * target.h (struct gcc_target): New field library_rtti_comdat.
32151 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32152 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32153 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32154 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32156 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32158 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32160 2007-01-08 Richard Guenther <rguenther@suse.de>
32162 * tree.h (force_fit_type_double): Export.
32163 (force_fit_type): Remove.
32164 * fold-const.c (force_fit_type_double): New function.
32165 (force_fit_type): Remove.
32166 (int_const_binop): Use it.
32167 (fold_convert_const_int_from_int): Likewise.
32168 (fold_convert_const_int_from_real): Likewise.
32169 (fold_div_compare): Likewise.
32170 (fold_sign_changed_comparison): Likewise.
32171 (fold_unary): Likewise.
32172 (fold_negate_const): Likewise.
32173 (fold_abs_const): Likewise.
32174 (fold_not_const): Likewise.
32175 * c-common.c (shorten_compare): Use force_fit_type_double.
32176 * convert.c (convert_to_pointer): Likewise.
32178 2007-01-08 Richard Guenther <rguenther@suse.de>
32180 * tree.h (build_int_cst_wide_type): Export.
32181 * tree.c (build_int_cst_wide_type): New function.
32182 (build_int_cst_wide): Fix comment.
32183 * builtins.c (fold_builtin_object_size): Use build_int_cst
32184 to build -1 or 0 of the correct type. Use fit_double_type
32185 to check for overflow.
32186 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32188 (decode_field_reference): Likewise.
32189 (all_ones_mask_p): Likewise.
32190 (native_interpret_int): Use build_int_cst_wide_type.
32191 (fold_binary): Use build_int_cst_type to build an all-ones
32193 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32195 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32197 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32199 2007-01-09 Ben Elliston <bje@au.ibm.com>
32201 * genautomata.c (STATS_OPTION): New option.
32202 (stats_flag): New flag.
32203 (gen_automata_option): Handle it.
32204 (initiate_automaton_gen): Ditto.
32205 (write_automata): Output statistics only if stats_flag is
32206 set. Likewise, output time statistics only if time_flag is set.
32207 * doc/md.texi (Processor pipeline description): Document new flag.
32209 2007-01-08 Richard Guenther <rguenther@suse.de>
32211 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32212 * tree.c (build_int_cst_type): Likewise.
32213 (size_in_bytes): Don't call force_fit_type on the result.
32214 (int_fits_type_p): Use fit_double_type.
32215 * fold-const.c (fit_double_type): New function.
32216 (force_fit_type): Use it.
32217 * tree.h (fit_double_type): Export.
32219 2007-01-08 Jan Hubicka <jh@suse.cz>
32221 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32222 * ipa.c (function_and_variable_visibility): Fix return type.
32224 2007-01-08 Richard Guenther <rguenther@suse.de>
32226 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32227 of offset to build the index.
32228 * tree-pretty-print.c (dump_generic_node): Don't build negated
32229 const just for printing.
32230 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32231 * builtins.c (fold_builtin_int_roundingfn): Check if result
32232 fits the type by using force_fit_type and comparing the result.
32233 * predict.c (predict_loops): Use compare_tree_int for comparison.
32234 * tree.c (build_int_cst): Fall back to integer_type_node for
32236 (build_int_cst_wide): Assert type is non-null.
32238 2007-01-08 Roberto Costa <roberto.costa@st.com>
32240 * tree-vrp.c (extract_range_from_cond_expr): New.
32241 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32242 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32244 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32245 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32246 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32247 used as expressions.
32248 * tree-object-size.c (cond_expr_object_size): New.
32249 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32251 2007-01-08 Jan Hubicka <jh@suse.cz>
32253 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32254 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32257 2007-01-08 Richard Guenther <rguenther@suse.de>
32259 PR tree-optimization/23603
32260 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32261 (extract_range_from_binary): Fall back to truthvalue instead of
32262 varying for TRUTH_*_EXPR.
32263 (extract_range_from_comparison): Fall back to truthvalue instead of
32265 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32266 if all visited PHI values were constant.
32268 2007-01-08 Jan Hubicka <jh@suse.cz>
32270 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32271 (cgraph_analyze_function): break out from ...
32272 (cgraph_finalize_compilation_unit): ... here.
32273 (cgraph_expand_function): Remove forgoten commented out line.
32274 (cgraph_optimize): Analyze functions.
32276 2007-01-08 Jan Hubicka <jh@suse.cz>
32278 * tree-pas.h (TODO_remove_function): New flag.
32279 (TODO_update*): Renumber.
32280 (pass_ipa_increase_alignment,
32281 pass_ipa_function_and_variable_visibility): New passes.
32282 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32283 (cgraph_function_and_variable_visibility): Move to ipa.c
32284 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32285 cgraph_increase_alignment.
32286 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32287 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32288 calling tree-inline.
32289 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32290 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32291 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32292 (gate_increase_alignment): New function.
32293 (pass_ipa_increase_alignment): New pass.
32294 * ipa.c: Inline tree-pass.h and timevar.h
32295 (function_and_variable_visibility): Move here from cgraphunit.c
32296 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32297 * passes.c (init_optimization_passes): Add the two new passes.
32298 (execute_todo): Handle cgraph_remove_functions.
32300 2007-01-08 Nick Clifton <nickc@redhat.com>
32302 * config/frv/predicates.md (reg_or_0_operand): Accept
32305 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32307 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32308 * config.gcc: Add bfin*-rtems*.
32310 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32312 * c.opt: Add -flax-vector-conversions.
32313 * c-typeck.c (convert_for_assignment): Pass flag to
32314 vector_types_convertible_p to allow emission of note.
32315 (digest_init): Likewise.
32316 * c-opts.c: Handle -flax-vector-conversions.
32317 * c-common.c (flag_lax_vector_conversions): New.
32318 (vector_types_convertible_p): Unless -flax-vector conversions
32319 has been passed, disallow conversions between vectors with
32320 differing numbers of subparts and/or element types. If such
32321 a conversion is disallowed, possibly emit a note on the first
32322 occasion only to inform the user of -flax-vector-conversions.
32323 The new last argument specifies this.
32324 * c-common.h (flag_lax_vector_conversions): New.
32325 (vector_types_convertible_p): Add extra argument.
32326 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32327 char_type_node for V*QI type vectors.
32328 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32329 Update to satisfy new typechecking rules.
32330 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32331 C and C++ variants.
32332 * doc/invoke.texi (C Dialect Options): Document
32333 -flax-vector-conversions.
32335 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32337 PR tree-optimization/29877
32338 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32339 a register variable on the RHS to not be replaceable.
32341 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32342 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32343 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32344 const_simm15, const_pow2, const_npow2): Added.
32345 * config/score/misc.md (insv, extv, extzv, movmemsi,
32346 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32347 * config/score/score.c (score_address_cost, score_select_cc_mode):
32349 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32350 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32351 Update score_print_operand.
32352 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32353 Adjust register allocate order and update some macro define.
32354 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32355 mdx_block_move_straight, mdx_block_move_loop_head,
32356 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32357 mdx_block_move_loop, mdx_block_move): Added.
32358 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32359 mdp_limm): Updated and fix some bug and typo.
32360 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32361 (movsf, movdf, doloop_end): Added.
32363 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32365 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32366 config/arm/thumb2.md: Fix comment typos.
32367 * doc/extend.texi: Fix a typo.
32369 2007-01-07 Eric Christopher <echristo@apple.com>
32371 * configure.ac: Check for __stack_chk_fail for darwin.
32372 * configure: Regenerate.
32374 2007-01-07 Richard Guenther <rguenther@suse.de>
32376 * tree-vrp.c (extract_range_from_assert): CSE calls to
32377 compare_values where possible.
32378 (extract_range_from_unary_expr): Likewise.
32380 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32382 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32383 * config/avr/avr.c (call_insn_operand): Delete function.
32384 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32385 instead of register number. Use predicates.
32386 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32387 call_insn_operand): Add.
32389 2007-01-06 Jan Hubicka <jh@suse.cz>
32391 * tree-pass.h (pass_build_cgraph_edges): Declare.
32392 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32393 (visited_nodes): Remove.
32394 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32395 build_cgrpah_edges; make visited_nodes local.
32396 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32397 (record_references_in_initializer): Move to cgraphbuild.c
32398 (initialize_inline_failed, rebuild_cgraph_edges,
32399 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32400 (verify_cgraph_node): Make visited_nodes local.
32401 (cgraph_analyze_function): Do not call cgraph_create_edges and
32402 initialize_inline_failed.
32403 (cgraph_expand_function): Do not call cgraph_lower_function;
32404 assert that function is already lowered.
32405 * Makefile.in (cgraphbuild.o): New.
32406 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32407 at the end of lowering passes.
32409 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32411 * ifcvt.c (cond_move_convert_if_block): New function, code
32412 factored out from...
32413 (cond_move_process_if_block): ...here. Call the new function
32414 on the THEN and ELSE blocks.
32415 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32416 already takes care of this.
32418 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32421 * tree.h (TREE_OVERFLOW_P): New.
32422 * c-typeck.c (parser_build_unary_op): Warn only if result
32423 overflowed and operands did not.
32424 (parser_build_binary_op): Likewise.
32425 (convert_for_assignment): Remove redundant overflow_warning.
32426 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32428 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32430 * c-typeck.c (store_init_value): Split over two lines to follow
32431 the GNU coding style.
32433 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32435 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32436 __GXX_EXPERIMENTAL_CXX0X__.
32437 * doc/cpp.texi: Same.
32439 2007-01-05 Richard Guenther <rguenther@suse.de>
32441 PR middle-end/27826
32442 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32443 with mismatched types. Instead explicitly build a
32444 conversion NOP_EXPR.
32446 2007-01-05 Ian Lance Taylor <iant@google.com>
32448 * c-common.c (decl_with_nonnull_addr_p): New function.
32449 (c_common_truthvalue_conversion): Call it.
32450 * c-typeck.c (build_binary_op): Likewise.
32451 * c-common.h (decl_with_nonnull_addr_p): Declare.
32453 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32456 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32459 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32461 * doc/install.texi (Final install): Document the fact that
32462 the GNAT runtime should not be stripped.
32464 2007-01-04 Jan Hubicka <jh@suse.cz>
32466 * tree-inline.c (fold_marked_statements): Update operand caches
32467 and EH after folding
32469 2007-01-04 Ian Lance Taylor <iant@google.com>
32471 * c-common.c (check_function_nonnull): Whitespace fix.
32473 2007-01-04 Jan Hubicka <jh@suse.cz>
32475 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32476 comitted older version of patch.
32477 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32478 function, celanup cfg and collect garbage.
32480 2007-01-04 Mike Stump <mrs@apple.com>
32482 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32485 2007-01-04 Eric Christopher <echristo@apple.com>
32487 * libgcc2.c (__bswapsi2): Use SItype.
32488 (__bswapdi2): Use DItype.
32489 * libgcc2.h: Update for above.
32491 2007-01-04 Paul Brook <paul@codesourcery.com>
32493 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32494 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32495 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32496 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32497 umulsi3_highpart): Make conditional on !arm_arch6.
32498 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32499 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32500 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32501 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32502 umulsi3_highpart_v6): New insns.
32504 2007-01-04 Roger Sayle <roger@eyesopen.com>
32506 * fold-const.c (fold_convert): When casting an expression to void,
32507 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32508 have a type. Instead of attempting to build a NOP_EXPR, return
32509 these "special" trees directly.
32511 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32513 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32514 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32515 rs6000_cost->fp not 0 as adjustment for outer NEG.
32517 2007-01-04 Jan Hubicka <jh@suse.cz>
32519 * cgraph.c (cgraph_release_function_body): New function.
32520 (cgraph_remove_node): Use it.
32521 * cgraph.h (cgraph_release_function_body): Declare.
32522 * cgraphunit.c (cgraph_expand_function): Use it.
32523 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32524 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32525 is initialized and while compilation of other function is running.
32526 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32527 statement CFG annotations from here to ...
32528 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32530 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32532 * cfgloop.h (enum li_flags): Make the constants powers of two.
32534 2007-01-04 Jan Hubicka <jh@suse.cz>
32536 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32538 (fold_marked_statements): New function.
32539 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32540 * tree-inline.h (copy_body_data): Add statements_to_fold.
32542 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32544 * config.gcc: Mention libgcc/config.host.
32545 * Makefile.in: Update comments mentioning libgcc.
32546 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32547 (all.cross, start.encap, rest.encap, rest.cross): Update
32548 dependencies for libgcc move.
32549 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32550 (clean-target, clean-target-libgcc): Delete.
32551 (srcdirify, GCC_EXTRA_PARTS): New macros.
32552 (libgcc-support, libgcc.mvars): New rules.
32553 (distclean): Remove mention of mklibgcc.
32554 (install): Don't reference INSTALL_LIBGCC.
32555 (install-common): Don't reference EXTRA_PARTS.
32556 (install-libgcc, install-multilib): Delete rules.
32557 * mklibgcc.in: Delete file.
32558 * doc/configfiles.texi: Don't mention mklibgcc.
32560 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32561 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32562 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32563 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32564 (mklibgcc, ldblspecs): Likewise.
32566 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32567 (posixpre.def): Use $(T).
32568 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32569 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32570 (SHLIB_LINK): Make dummy.
32571 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32573 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32575 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32576 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32577 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32578 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32580 * configure.ac (all_outputs): Remove mklibgcc.
32581 * configure: Regenerated.
32583 2007-01-03 Josh Conner <jconner@apple.com>
32585 PR middle-end/29683
32586 * calls.c (compute_argument_addresses): Set stack and stack_slot
32587 for partial args, too.
32588 (store_one_arg): Use locate.size.constant for the size when
32589 generating a save_area.
32591 2007-01-03 Robert Kennedy <jimbob@google.com>
32593 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32594 whose definitions are deleted due to basic block merging.
32596 2007-01-03 Paul Brook <paul@codesourcery.com>
32599 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32601 (use_return_insn): Return 0 for Thumb interrupt functions.
32602 (print_multi_reg): Add rfe argument for IRQ returns.
32603 (arm_output_epilogue): Pop interrupt return address directly into PC.
32604 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32606 2007-01-03 Paul Brook <paul@codesourcery.com>
32608 Merge from sourcerygxx-4_1.
32609 * config/arm/thumb2.md: New file.
32610 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32612 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32613 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32614 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32615 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32617 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32618 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32620 * config/arm/ieee754-sf.S: Ditto.
32621 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32622 (thumb1_base_register_rtx_p): ... to this.
32623 (thumb_index_register_rtx_p): Rename...
32624 (thumb1_index_register_rtx_p): ... to this.
32625 (thumb_output_function_prologue): Rename...
32626 (thumb1_output_function_prologue): ... to this.
32627 (thumb_legitimate_address_p): Rename...
32628 (thumb1_legitimate_address_p): ... to this.
32629 (thumb_rtx_costs): Rename...
32630 (thumb1_rtx_costs): ... to this.
32631 (thumb_compute_save_reg_mask): Rename...
32632 (thumb1_compute_save_reg_mask): ... to this.
32633 (thumb_final_prescan_insn): Rename...
32634 (thumb1_final_prescan_insn): ... to this.
32635 (thumb_expand_epilogue): Rename...
32636 (thumb1_expand_epilogue): ... to this.
32637 (arm_unwind_emit_stm): Rename...
32638 (arm_unwind_emit_sequence): ... to this.
32639 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32640 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32641 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32642 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32643 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32644 thumb2_output_casesi): New functions.
32645 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32646 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32647 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32648 THUMB2_WORK_REGS): Define.
32649 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32650 arm_condexec_mask, arm_condexec_masklen)): New variables.
32651 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32652 (arm_override_options): Check new CPU capabilities.
32653 Set new architecture flag variables.
32654 (arm_isr_value): Handle v7m interrupt functions.
32655 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32657 (const_ok_for_arm): Handle Thumb-2 constants.
32658 (arm_gen_constant): Ditto. Use movw when available.
32659 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32661 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32662 (thumb_find_work_register, arm_load_pic_register,
32663 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32664 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32665 print_multi_reg, output_mov_long_double_fpa_from_arm,
32666 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32667 output_mov_double_fpa_from_arm, output_move_double,
32668 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32669 output_return_instruction, arm_output_function_prologue,
32670 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32671 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32672 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32673 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32674 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32675 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32677 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32678 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32679 (arm_file_start): Output directive for unified syntax.
32680 (arm_unwind_emit_set): Handle stack alignment instruction.
32681 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32682 Add v6t2, v7, v7a, v7r and v7m.
32683 (RETLDM): Add Thumb-2 code.
32684 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32685 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32686 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32687 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32688 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32689 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32690 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32691 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32692 ADJUST_INSN_LENGTH): Define.
32693 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32694 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32695 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32696 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32697 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32698 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32699 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32700 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32701 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32702 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32703 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32704 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32705 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32706 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32707 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32708 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32709 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32711 * config/arm/arm-tune.md: Regenerate.
32712 * config/arm/arm-protos.h: Update prototypes.
32713 * config/arm/vfp.md: Enable patterns for Thumb-2.
32714 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32715 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32716 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32717 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32718 * config/arm/libunwind.S: Add Thumb-2 code.
32719 * config/arm/constraints.md: Update include Thumb-2.
32720 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32721 * config/arm/ieee754-df.S: Ditto.
32722 * config/arm/bpabi.S: Ditto.
32723 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32724 * config/arm/predicates.md (low_register_operand,
32725 low_reg_or_int_operand, thumb_16bit_operator): New.
32726 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32727 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32728 * config/arm/t-arm-elf: Add armv7 multilib.
32729 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32731 (UNSPEC_STACK_ALIGN, ce_count): New.
32732 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32733 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32735 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32736 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32737 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32738 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32739 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32740 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32742 * doc/extend.texi: Document ARMv7-M interrupt functions.
32743 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32745 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32747 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32748 (struct _Unwind_Context): Rename args_size to flags, remove
32749 signal_frame field, add a new args_size field and version field.
32750 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32751 _Unwind_IsExtendedContext): New inline functions.
32752 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32753 Assume by_value array is only present if _Unwind_IsExtendedContext.
32754 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32755 _Unwind_IsSignalFrame.
32756 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32757 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32758 (uw_init_context_1): Initialize context->flags to
32759 EXTENDED_CONTEXT_BIT.
32760 * config/rs6000/linux-unwind.h (frob_update_context): Use
32761 _Unwind_SetSignalFrame.
32763 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32765 PR middle-end/30353
32766 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32767 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32770 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32772 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32773 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32774 RET, AT_SP): Remove.
32775 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32778 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32779 * cfgbuild.c (find_basic_blocks): Likewise.
32780 * cfgrtl.c (rtl_create_basic_block): Likewise.
32781 * function.c (temp_slots_at_level): Likewise.
32782 * reg-stack.c (stack_regs_mentioned): Likewise.
32783 * regclass.c (allocate_reg_info): Likewise.
32784 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32785 set_bb_for_stmt, move_block_to_fn): Likewise.
32786 * tree-complex.c (tree_lower_complex): Likewise.
32787 * vec.h (VEC_safe_grow_cleared): New.
32789 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32791 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32793 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32794 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32796 * cfgloopmanip.c (scale_loop_frequencies): Export.
32797 (loopify): Scale the frequencies by prescribed coefficients.
32798 (set_zero_probability): New function.
32799 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32800 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32801 and frequencies according to arguments.
32802 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32804 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32805 * modulo-sched.c (sms_schedule): Set probabilities for entering
32806 versioned loop correctly.
32807 * tree-vect-transform.c (vect_transform_loop): Ditto.
32808 * cfgloop.h (loopify, loop_version): Declaration changed.
32809 (scale_loop_frequencies): Declared.
32811 2007-01-02 Jan Hubicka <jh@suse.cz>
32813 * cgraph.c: Include tree-flow.h
32814 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32815 early_local_passes.
32816 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32817 * tree-pass.h (pass_all_early_optimizations): Declare.
32818 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32819 early_local_passes.
32820 (cgraph_analyze_function): Do early_local_passes.
32821 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32822 Do not add referenced vars.
32823 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32825 (gate_all_early_local_passes): New gate.
32826 (pass_early_local_passes): Use new gate.
32827 (execute_early_local_optimizations): New functions.
32828 (gate_all_early_optimizations): New gate.
32829 (pass_all_early_optimizations): New pass.
32830 (execute_free_datastructures): Free SSA only when initialized.
32831 (gate_init_datastructures): Init only when optimizing.
32832 (tree_lowering_passes): Do early local passes when called late.
32833 * tree-profile.c (do_tree_profiling): Don't profile functions added
32835 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32836 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32838 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32839 during early_local_passes.
32840 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32843 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32845 * Makefile.in: Update copyright year.
32847 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32849 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32850 in $(lang_checks) and check-consistency targets.
32852 2007-01-02 Jan Hubicka <jh@suse.cz>
32854 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32855 Do not add referenced vars.
32856 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32858 * passes.c (init_optimization_passes): Put mudflap_2 after
32859 free_datastructures.
32861 2007-01-02 Jan Hubicka <jh@suse.cz>
32863 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32864 Set NOTHROW flag on call statements proved to be nothrow.
32865 Update statement of local calls so new pure/const functions are
32866 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32868 (tree_rest_of_compilation): Register hooks and initialize bitmap
32869 early. Do not set after_inlining flag.
32871 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32873 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32874 HOST_BITS_PER_LONGLONG
32876 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32879 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32880 warning for non-static initializers.
32882 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32884 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32885 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32886 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32887 Always use set_unique_reg_note to add REG_EQUAL notes.
32889 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32892 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32894 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32895 * cfgbuild.c (find_basic_blocks): Likewise.
32896 * cfgrtl.c (rtl_create_basic_block): Likewise.
32897 * function.c (temp_slots_at_level): Likewise.
32898 * reg-stack.c (stack_regs_mentioned): Likewise.
32899 * regclass.c (allocate_reg_info): Likewise.
32900 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32901 set_bb_for_stmt, move_block_to_fn): Likewise.
32902 * tree-complex.c (tree_lower_complex): Likewise.
32903 * vec.h (VEC_safe_grow_cleared): New.
32905 2007-01-02 Ian Lance Taylor <iant@google.com>
32907 * c-common.c (c_common_truthvalue_conversion): When warning about
32908 using an assignment as a truth value, set TREE_NO_WARNING.
32910 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32913 * c.opt (Wold-style-declaration): New.
32914 * doc/invoke.texi (C-only Warning Options): New.
32915 (Wold-style-declaration): Document it.
32916 (Wextra): Enabled by -Wextra.
32917 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32918 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32919 -Wold-style-declaration.
32921 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32923 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32924 * cfgbuild.c (find_basic_blocks): Likewise.
32925 * cfgrtl.c (rtl_create_basic_block): Likewise.
32926 * function.c (temp_slots_at_level): Likewise.
32927 * reg-stack.c (stack_regs_mentioned): Likewise.
32928 * regclass.c (allocate_reg_info): Likewise.
32929 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32930 set_bb_for_stmt, move_block_to_fn): Likewise.
32931 * tree-complex.c (tree_lower_complex): Likewise.
32932 * vec.h (VEC_safe_grow_cleared): New.
32934 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32936 * c-common.c (c_common_nodes_and_builtins): Since variants of
32937 void_type_node get built before it is given a name, we need to
32938 give those variants the name, too.
32939 (complete_array_type): We need to work with the canonical main
32940 type of the array, from which we will build the qualified version.
32941 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32942 * print-tree.c (print_node): Display canonical type information
32944 * stor-layout.c (layout_type): When we don't know the
32945 alignment of a type for which we're building an array, we end up
32946 guessing wrong, so make the type require structural equality.
32947 * tree.c (make_node_stat): When we build a new type, it is its
32948 own canonical type.
32949 (build_type_attribute_qual_variant): When building an attribute
32950 variant, its canonical type is the non-attribute variant. However,
32951 if the attributes are target-dependent and they differ, we need to
32952 use structural equality checks for this type.
32953 (build_qualified_type): A qualified type is not equivalent to its
32954 unqualified variant; set the canonical type appropriately.
32955 (build_distinct_type_copy): When building a distinct type from
32956 another type, the new type is its own canonical type.
32957 (build_variant_type_copy): When building a new type variant, we
32958 assume that it is equivalent to the original type.
32959 (build_pointer_type_for_mode): When building a pointer type, also
32960 build a canonical type pointer.
32961 (build_reference_type_for_mode): When building a reference type,
32962 also build a canonical type reference.
32963 (build_index_type): When we can't hash an index type (e.g.,
32964 because its maximum value is negative), the index type requires
32965 structural equality tests.
32966 (build_array_type): Build the canonical form of an array type.
32967 (build_function_type): Function types require structural equality,
32968 because they contain default arguments, attributes, etc.
32969 (build_method_type_directly): Ditto for method types.
32970 (build_offset_type): Build the canonical offset type.
32971 (build_complex_type): Build the canonical vector type.
32972 (make_vector_type): Build the canonical vector type.
32973 * tree.h (TYPE_CANONICAL): New.
32974 (TYPE_STRUCTURAL_EQUALITY_P): New.
32975 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32976 (struct tree_type): Added "canonical" field.
32977 * params.h (VERIFY_CANONICAL_TYPES): New.
32978 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32979 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32980 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32981 * doc/invoke.texi (verify-canonical-types): Document --param
32982 parameter for verifying canonical types.
32984 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32986 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32987 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32988 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32989 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32991 * config/rs6000/e500.h: New.
32992 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32993 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32995 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32996 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32997 TARGET_E500_DOUBLE): Remove.
32998 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32999 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33000 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33001 * config/rs6000/rs6000.c (rs6000_override_options): Use
33002 CHECK_E500_OPTIONS.
33004 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33006 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33007 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33008 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33009 rs6000_emit_cmove): Don't check TARGET_E500.
33010 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33011 sordered): Don't check TARGET_E500.
33013 2007-01-01 Eric Christopher <echristo@apple.com>
33015 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33016 HARD_REGISTER_NUM_P.
33018 2007-01-01 Roger Sayle <roger@eyesopen.com>
33020 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33021 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33022 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33025 2007-01-01 Mike Stump <mrs@apple.com>
33027 * configure.ac: Remove support for building with Apple's gcc-3.1.
33029 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33031 PR middle-end/30311
33032 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33033 REG is a hard register. Do not modify REG before calling
33035 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33036 multiple of the size of YMODE for certain lowpart cases.
33038 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33040 PR middle-end/30253
33041 * gimplify (voidify_wrapper_expr): Update for
33042 GIMPLE_MODIFY_STMT.
33044 2007-01-01 Andreas Schwab <schwab@suse.de>
33047 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33048 save of BR0 in extra_spill_size instead of spill_size.
33049 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33051 (ia64_expand_epilogue): Restore BR0 from its new location.
33053 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33055 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33056 Use a temporary variable if the left hand side is not a gimple
33059 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33061 * gimplify.c (gimplify_return_expr): Make the temporary variable
33062 for the return expression, a gimple register variable.
33064 2007-01-01 Jan Hubicka <jh@suse.cz>
33066 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33069 2007-01-01 Mike Stump <mrs@apple.com>
33071 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33073 * config/darwin.c (machopic_select_rtx_section): Use
33074 HAVE_GAS_LITERAL16.
33075 (darwin_mergeable_constant_section): Likewise.
33076 * configure: Regenerate.
33077 * config.in: Regenerate.
33079 2007-01-01 Jan Hubicka <jh@suse.cz>
33080 Andrew Pinski <pinskia@gmail.com>
33082 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33083 before starting IPA passes.